Anti-fog vehicle lamp with telescopic ventilation structure and ventilation structure telescopic control system

Abstract

The invention discloses an anti-fog vehicle lamp with a telescopic ventilation structure and a ventilation structure telescopic control system. The anti-fog vehicle lamp with the telescopic ventilation structure comprises a lampshade, a lamp shell, a mounting bracket, a functional assembly and the telescopic ventilation structure, the telescopic ventilation structure comprises one or more telescopic air inlet channels, a sensing unit and a telescopic control unit. The telescopic air inlet channel is a variable channel which is provided with a hole in the lamp shell and has the transverse telescopic amount and / or the longitudinal telescopic amount. The telescopic control unit is connected with the telescopic air inlet channel; the sensing unit is used for acquiring sensing information and transmitting the sensing information to the telescopic control unit; the telescopic control unit calculates the transverse telescopic amount and / or the longitudinal telescopic amount of the telescopic air inlet channel according to the sensing information and adjusts the telescopic air inlet channel according to the transverse telescopic amount and / or the longitudinal telescopic amount. The problem that in the related anti-fog car lamp technology, a breathable film or a breathable plug with a fixed opening cannot enable airflow to effectively cover all positions in a lamp, and the anti-fog effect is affected is solved.

Description

Technical Field

[0001] The invention belongs to the technical field of vehicle lamps, and in particular relates to an anti-fog vehicle lamp with a retractable air-permeable structure and a retractable control system of the air-permeable structure. Background Art

[0002] Headlight fogging refers to a thin layer of fog on the inner surface of the headlight cover. Headlight fogging will reduce the brightness and effective projection distance of the light, reducing the visibility of the current vehicle position and driving direction to other vehicles and pedestrians.

[0003] At present, one of the anti-fog measures for car lights is to deploy a breathable structure inside the car lights, which can increase the gas flow inside the lights, thereby reducing the fogging inside the lights. However, different positions in the lights have different requirements for gas flow, and the breathable structure with fixed openings cannot allow the airflow to effectively cover all positions in the lights. There is still a significant temperature difference inside the lights, which affects the anti-fog effect.

[0004] In order to solve the problem that the air permeable structure with fixed openings cannot allow the airflow to effectively cover all positions in the lamp and affect the anti-fog effect, an anti-fog lamp with a retractable air permeable structure and a retractable air permeable structure control system are proposed. Summary of the invention

[0005] The present invention provides an anti-fog vehicle lamp with a retractable air-permeable structure and an air-permeable structure retractable control system, so as to at least solve the problem in the related art that the air-permeable membrane or air-permeable plug with fixed openings cannot allow the airflow to effectively cover all positions in the lamp, affecting the anti-fog effect.

[0006] According to one embodiment of the present invention, there is provided an anti-fog vehicle lamp with a retractable air-permeable structure, comprising a lampshade, a lamp housing, a mounting bracket, a functional component, and a retractable air-permeable structure;

[0007] The telescopic ventilation structure includes one or more telescopic air inlet channels, a sensor unit and a telescopic control unit; the telescopic air inlet channel is a variable channel with a hole in the lamp housing and a lateral telescopic amount and / or a longitudinal telescopic amount; the telescopic control unit is connected to the telescopic air inlet channel;

[0008] The sensing unit is used to obtain sensing information and transmit it to the telescopic control unit;

[0009] The telescopic control unit calculates the lateral telescopic amount and / or longitudinal telescopic amount of the telescopic air intake passage according to the sensor information and adjusts the telescopic air intake passage accordingly.

[0010] Optionally, the lateral extension and contraction of the telescopic air inlet channel is achieved through any one or more combinations of an opening and closing structure, a translational blocking structure, or a nested structure; the longitudinal extension and contraction of the telescopic air inlet channel is achieved through any one or more combinations of a telescopic structure or an embedded structure; the material of the telescopic air inlet channel is any one or more combinations of metal, PVC material, PVE material, or sponge material.

[0011] The transverse direction is a direction perpendicular to the opening direction of the air intake passage, and the longitudinal direction is the opening direction of the air intake passage.

[0012] Optionally, the telescopic control unit adjusts the lateral telescopic amount of the telescopic air inlet channel by any one or more combinations of a pull-out opening and closing structure, a moving blocking structure, a pull-out nested structure, or an extrusion channel; the telescopic control unit adjusts the longitudinal telescopic amount of the telescopic air inlet channel by any one or more combinations of a pull-out telescopic structure or a pull-out nested structure.

[0013] Optionally, the sensing unit is an air pressure sensing device and / or a humidity sensing device and / or a temperature sensing device; the circuit structure or wireless communication module for the sensing unit to communicate with the telescopic control unit is used to send the sensing information to the telescopic control unit.

[0014] Optionally, the sensing information includes any one or a combination of environmental information inside the lamp, remaining telescopic length information inside the lamp, and environmental information outside the lamp; the environmental information includes air pressure information and / or humidity information and / or temperature information, and air pressure and / or humidity and / or temperature information outside the lamp.

[0015] Optionally, the telescopic control unit calculates the lateral telescopic amount and / or longitudinal telescopic amount of the telescopic air inlet passage according to the sensor information and adjusts the telescopic air inlet passage accordingly, comprising the steps of:

[0016] Calculate the lamp internal environment indication value according to the matching relationship between the air pressure information and / or humidity information and / or temperature information in the lamp and the expansion amount;

[0017] Calculating the external environment indication value of the lamp according to the matching relationship between the air pressure information and / or humidity information and / or temperature information outside the lamp and the expansion amount;

[0018] Calculate the telescopic indication value according to the indoor environment indication value and / or the outdoor environment indication value;

[0019] Calculate the telescopic range value according to the remaining telescopic length information in the lamp;

[0020] Calculating the lateral expansion and / or longitudinal expansion of the retractable air inlet passage according to the expansion and contraction indication value and the expansion and contraction range value;

[0021] A control instruction is generated according to the lateral extension and / or longitudinal extension of the telescopic air intake passage and the telescopic air intake passage is adjusted accordingly.

[0022] Optionally, the step of calculating the lamp internal environment indication value according to the matching relationship between the air pressure information and / or humidity information and / or temperature information in the lamp and the expansion amount comprises the following steps:

[0023] Calculate the air pressure indication value according to the air pressure value in the lamp cavity and / or the air pressure change value in the lamp cavity and / or the matching relationship between the standard air pressure difference value and the expansion amount;

[0024] Calculate the humidity indication value according to the average humidity value in the lamp cavity and / or the humidity change value in the lamp cavity and / or the matching relationship between the humidity distribution uniformity and the expansion amount in the lamp cavity;

[0025] Calculate the temperature indication value according to the average temperature value in the lamp cavity and / or the temperature change value in the lamp cavity and / or the matching relationship between the uniformity of the temperature distribution in the lamp cavity and the expansion amount;

[0026] The lamp internal environment indication value is calculated according to the air pressure indication value and / or the humidity indication value and / or the temperature indication value.

[0027] Optionally, the deployment position of the retractable air inlet channel is calculated based on the airflow circulation path in the lamp and / or the humidity distribution in the lamp and / or the temperature distribution in the lamp.

[0028] Optionally, a sealing ring is deployed between the retractable air inlet channel and the lamp housing, and sealant is deployed on the edge of the retractable structure to keep the air inlet channel and the lamp housing sealed; the retractable air inlet channel is connected or filled with hygroscopic material, and the hygroscopic material is in a position that does not block the airflow.

[0029] According to another embodiment of the present invention, a computer-readable storage medium is provided, which stores a computer program for electronic data exchange, wherein the computer program enables a computer to execute a method of calculating the lateral extension and / or longitudinal extension of a telescopic air intake passage based on sensor information and adjusting the telescopic air intake passage accordingly.

[0030] According to another embodiment of the present invention, there is provided a breathable structure expansion and contraction control system, comprising:

[0031] Telescopic control center;

[0032] Memory;

[0033] and one or more programs, wherein the one or more programs are stored in a memory and are configured to be executed by the baffle control center, the programs causing the computer to execute the steps of calculating the lateral extension and / or longitudinal extension of the retractable air intake channel according to the sensor information and adjusting the retractable air intake channel accordingly.

[0034] The advantages of the anti-fog vehicle lamp with a retractable air-permeable structure and the air-permeable structure retractable control system of the present invention are:

[0035] (1) One or more retractable air inlet channels are deployed in the lamp housing. Compared with the traditional technical solution of deploying a fixed opening ventilation structure in the headlight, the air circulation in the lamp can be effectively improved and the temperature distribution in the lamp can be balanced by the lateral and / or longitudinal expansion and contraction of the ventilation structure, thereby effectively reducing the fogging of the headlight.

[0036] (2) The deployment position of the retractable air inlet channel is calculated based on the airflow circulation path in the lamp and / or the humidity distribution in the lamp and / or the temperature distribution in the lamp. Compared with the traditional technical solution of deploying the breathable structure based on experience, the deployment position of the retractable air inlet channel can effectively improve the coordination of the positions of breathable structures with different telescopic degrees and improve the airflow circulation in the lamp.

[0037] (3) The telescopic control unit calculates the lateral and / or longitudinal telescopic amount of the telescopic air intake passage according to the environment information inside the lamp and / or the environment information outside the lamp and / or the remaining telescopic length information inside the lamp, and adjusts the telescopic air intake passage accordingly. Compared with the traditional fixed opening ventilation structure, it can not only effectively reduce the humidity inside the lamp and balance the temperature and air pressure inside the lamp, but also accelerate the airflow circulation inside the lamp through the telescopic changes of the air intake passage, thereby effectively eliminating the fogging of the car lights.

[0038] (4) The lamp interior environment indication value is calculated based on the matching relationship between the air pressure information and / or humidity information and / or temperature information in the lamp and the telescopic amount. Compared with the traditional technical solution of a fixed-opening breathable structure, the lamp interior and exterior environment is effectively obtained from multiple angles such as air pressure, humidity, and temperature, thereby improving the accuracy of the telescopic breathable structure and the anti-fog effect of the lamp, and facilitating its adaptation to more vehicle usage scenarios. BRIEF DESCRIPTION OF THE DRAWINGS

[0039] Figure 1 2 is a schematic diagram of the structure of an anti-fog vehicle lamp with a retractable and breathable structure according to an embodiment of the present invention;

[0040] Figure 2 is a schematic diagram of the logical structure of the retractable ventilating structure according to an embodiment of the present invention;

[0041] Figure 3 is a schematic diagram of a retractable air intake passage according to an embodiment of the present invention, wherein Figure 3 (a) shows the schematic diagram of the lateral extension of the retractable air intake channel. Figure 3 (b) is a schematic diagram showing the longitudinal extension of the retractable air inlet passage;

[0042] Figure 4 is a flow chart of a method for adjusting a telescopic air inlet passage according to an embodiment of the present invention;

[0043] Figure 5is a flow chart of a method for calculating an internal lamp environment indication value according to an embodiment of the present invention;

[0044] Figure 6 is a flow chart of a method for calculating a deployment position of a retractable air inlet passage according to an embodiment of the present invention;

[0045] Figure 7 It is a schematic structural diagram of a breathable structure telescopic control system according to an embodiment of the present invention. DETAILED DESCRIPTION

[0046] The present invention is described in detail below in conjunction with specific embodiments. The following embodiments will help those skilled in the art to further understand the invention, but are not intended to limit the present invention in any form. It should be noted that, for those of ordinary skill in the art, several changes and improvements can be made without departing from the concept of the present invention. These all belong to the protection scope of the present invention.

[0047] The anti-fog lamp of the present embodiment has a retractable and breathable structure, such as Figure 1 As shown, it includes a lampshade 1, a lamp housing 2, a mounting bracket 3, a functional component 4, and a retractable ventilation structure 5;

[0048] The logic diagram of the retractable breathable structure 5 is as follows Figure 2 As shown, the invention comprises one or more retractable air inlet passages 51, a sensor unit 52 and a retractable control unit 53; the retractable air inlet passage 51 is a variable passage with a hole in the lamp housing and a transverse retractable amount and / or a longitudinal retractable amount; the retractable control unit 53 is connected to the retractable air inlet passage 51;

[0049] The sensing unit 52 is used to obtain sensing information and transmit it to the telescopic control unit;

[0050] The telescopic control unit 53 calculates the lateral telescopic amount and / or longitudinal telescopic amount of the telescopic air intake passage according to the sensing information and adjusts the telescopic air intake passage 51 accordingly.

[0051] There are many types and shapes of headlights. The structures and positions of the lampshades, lamp housings, mounting brackets and functional components of different types of headlights are different. Figure 1 The schematic structure of the headlight is given in the figure, which is only used to show the logical structural relationship of the various components of the headlight of this embodiment. Figure 1 The shapes of the middle lampshade, lamp housing, mounting bracket, functional components, self-ventilating structure, and air outlet structure have nothing to do with the actual shapes.

[0052] Preferably, one or more retractable air inlet channels are distributed in the middle area of ​​the lamp housing or the corner area of ​​the lamp housing. The corner area of ​​the lamp housing refers to the area with a narrow cavity in the lamp housing of the vehicle lamp, and the position is different in different types and shapes of vehicle lamps. For example, the corner area of ​​the lamp housing of some vehicle lamps is a protruding part of the lamp housing shape, the corner area of ​​the lamp housing of some vehicle lamps is the part connecting the lamp housing and the periphery of the lampshade, and the corner area of ​​the lamp housing of some vehicle lamps is a narrow space area in the lamp housing.

[0053] The lateral expansion and contraction of the retractable air inlet channel is achieved by any one or more combinations of an opening and closing structure, a translation blocking structure, or a nested structure; the longitudinal expansion and contraction of the retractable air inlet channel is achieved by any one or more combinations of a telescopic structure or an embedded structure; the material of the retractable air inlet channel is any one or more combinations of metal, PVC material, PVE material, or sponge material. In this embodiment, the retractable air inlet channel has expansion and contraction in both the lateral and longitudinal directions, the lateral direction is a direction perpendicular to the opening direction of the air inlet channel, and the longitudinal direction is the opening direction of the air inlet channel; the lateral expansion and contraction is an opening and closing structure, and the longitudinal expansion and contraction is a telescopic structure.

[0054] The telescopic control unit adjusts the transverse telescopic amount of the telescopic air inlet channel by any one or a combination of a pull-out opening and closing structure, a moving blocking structure, a pull-out nested structure, or a squeeze channel; the telescopic control unit adjusts the longitudinal telescopic amount of the telescopic air inlet channel by any one or a combination of a pull-out telescopic structure or a pull-out nested structure. In this embodiment, the transverse telescopic amount is an opening and closing structure, and the longitudinal telescopic amount is a telescopic structure. The telescopic control unit adjusts the transverse telescopic amount by pulling out the opening and closing structure, and adjusts the longitudinal telescopic amount by pulling out the telescopic structure, that is, adjusts the gas flow rate of the breathable structure (or air outlet structure). Figure 3 (a) shows the schematic diagram of the lateral extension of the retractable air intake channel. Figure 3 (b) shows the longitudinal extension diagram of the retractable air intake channel, and the direction of the double-headed arrow indicates the pulling direction. The extension control unit controls the extension amount by electric adjustment. The transverse extension amount of a retractable air intake channel is represented by the variable x i The longitudinal expansion is represented by the variable y i If (x i ,y i ) represents the target telescopic amount of the telescopic air intake channel, and the telescopic control unit adjusts the telescopic air intake channel according to the target telescopic amount of the telescopic air intake channel.

[0055] Optionally, the sensing unit is an air pressure sensing device and / or a humidity sensing device and / or a temperature sensing device; the circuit structure or wireless communication module for the sensing unit to communicate with the telescopic control unit is used to send the sensing information to the telescopic control unit. In this embodiment, the sensing unit is a multi-sensor integrated module, which is deployed inside and outside the lamp housing, and has a wireless communication module for communicating with the telescopic control unit. It collects air pressure and / or temperature and / or humidity data inside and outside the lamp and spatial information (infrared data) inside the lamp at a preset sampling frequency and sends the data to the telescopic control unit.

[0056] Optionally, the sensing information includes any one or more combinations of environmental information inside the lamp, remaining telescopic length information inside the lamp, and environmental information outside the lamp; the environmental information includes air pressure information and / or humidity information and / or temperature information, and air pressure and / or humidity and / or temperature information outside the lamp.

[0057] Optionally, the telescopic control unit calculates the transverse telescopic amount and / or longitudinal telescopic amount of the telescopic air inlet passage according to the sensing information and adjusts the telescopic air inlet passage accordingly. The flow chart is as follows: Figure 4 As shown, the steps include:

[0058] S01, calculating the lamp internal environment indication value according to the matching relationship between the air pressure information and / or humidity information and / or temperature information in the lamp and the expansion amount;

[0059] S02, calculating an external lamp environment indication value according to a matching relationship between the air pressure information and / or humidity information and / or temperature information outside the lamp and the expansion amount;

[0060] S03, calculating the telescopic indication value according to the indoor environment indication value and / or the outdoor environment indication value;

[0061] S04, calculating the telescopic range value according to the remaining telescopic length information in the lamp;

[0062] S05, calculating the lateral expansion amount and / or longitudinal expansion amount of the retractable air inlet passage according to the expansion indication value and the expansion amount range value;

[0063] S06. Generate a control instruction according to the lateral extension amount and / or longitudinal extension amount of the retractable air intake passage and adjust the retractable air intake passage accordingly.

[0064] Among them, S01, calculate the lamp internal environment indication value according to the matching relationship between the air pressure information and / or humidity information and / or temperature information in the lamp and the expansion amount, the flow chart is as follows Figure 5 As shown, it includes the following sub-steps:

[0065] S011, calculating the air pressure indication value according to the air pressure value in the lamp cavity and / or the air pressure change value in the lamp cavity and / or the matching relationship between the standard air pressure difference value and the expansion amount;

[0066] S012, calculating a humidity indication value according to an average humidity value in the lamp cavity and / or a humidity change value in the lamp cavity and / or a matching relationship between a uniformity of humidity distribution in the lamp cavity and a stretch amount;

[0067] S013, calculating the temperature indication value according to the average temperature value in the lamp cavity and / or the temperature change value in the lamp cavity and / or the matching relationship between the uniformity of the temperature distribution in the lamp cavity and the expansion amount;

[0068] S014. Calculate the lamp internal environment indication value according to the air pressure indication value and / or the humidity indication value and / or the temperature indication value.

[0069] In the present embodiment, the air pressure indication value is calculated according to the air pressure value in the lamp cavity and / or the air pressure change value in the lamp cavity and / or the matching relationship between the difference value with the standard air pressure and the telescopic amount, which includes: calculating the air pressure indication value according to the positive correlation between the deviation value between the air pressure value in the lamp cavity and the preset air pressure range and the telescopic amount, calculating the air pressure indication value according to the positive correlation between the air pressure change value in the lamp cavity and the telescopic amount, calculating the air pressure indication value according to the positive correlation between the difference value between the air pressure value in the lamp cavity and the standard air pressure and the telescopic amount, calculating the air pressure indication value according to the deviation value between the air pressure value in the lamp cavity and the preset air pressure range and the air pressure change value in the cavity and the telescopic amount. The air pressure indication value is calculated according to the positive correlation between the air pressure value in the lamp cavity and the preset air pressure range, the air pressure indication value is calculated according to the positive correlation between the difference between the air pressure value in the lamp cavity and the standard air pressure and the expansion amount, the air pressure indication value is calculated according to the positive correlation between the air pressure change value in the lamp cavity and the difference between the air pressure value in the lamp cavity and the standard air pressure and the expansion amount, and any one of the air pressure indication values ​​is calculated according to the deviation between the air pressure value in the lamp cavity and the preset air pressure range, the air pressure change value in the cavity, the difference between the air pressure value in the lamp cavity and the standard air pressure and the expansion amount, the air pressure indication value is represented by variable l.

[0070] The method of calculating the humidity indication value based on the average humidity value in the lamp cavity and / or the humidity change value in the lamp cavity and / or the matching relationship between the uniformity of humidity distribution in the lamp cavity and the amount of expansion and contraction is: calculating the humidity indication value based on the positive correlation between the average humidity value in the lamp cavity and the amount of expansion and contraction, calculating the humidity indication value based on the positive correlation between the humidity change value in the lamp cavity and the amount of expansion and contraction, calculating the humidity indication value based on the negative correlation between the uniformity of humidity distribution in the lamp cavity and the amount of expansion and contraction, calculating the humidity indication value based on the average humidity value in the lamp cavity and the positive correlation between the humidity change value in the lamp cavity and the amount of expansion and contraction, calculating the humidity indication value based on the positive correlation between the average humidity value in the lamp cavity and the amount of expansion and contraction, and the negative correlation between the uniformity of humidity distribution in the lamp cavity and the amount of expansion and contraction, calculating the humidity indication value based on the positive correlation between the humidity change value in the lamp cavity and the amount of expansion and contraction, and the negative correlation between the uniformity of humidity distribution in the lamp cavity and the amount of expansion and contraction, and calculating any one of the humidity indication values ​​based on the average humidity value in the lamp cavity and the positive correlation between the humidity change value in the lamp cavity and the amount of expansion and contraction, and the negative correlation between the uniformity of humidity distribution in the lamp cavity and the amount of expansion and contraction, and the humidity indication value is represented by a variable w.

[0071] The temperature indication value is calculated according to the average temperature value in the lamp cavity and / or the temperature change value in the lamp cavity and / or the matching relationship between the uniformity of temperature distribution in the lamp cavity and the amount of expansion and contraction, which is: calculating the temperature indication value according to the positive correlation between the average temperature value in the lamp cavity and the amount of expansion and contraction, calculating the temperature indication value according to the positive correlation between the temperature change value in the lamp cavity and the amount of expansion and contraction, calculating the temperature indication value according to the negative correlation between the uniformity of temperature distribution in the lamp cavity and the amount of expansion and contraction, calculating the temperature indication value according to the average temperature value in the cavity and the positive correlation between the temperature change value in the lamp cavity and the amount of expansion and contraction, calculating the temperature indication value according to the positive correlation between the average temperature value in the cavity and the amount of expansion and contraction, and the negative correlation between the uniformity of temperature distribution in the lamp cavity and the amount of expansion and contraction, calculating the temperature indication value according to the positive correlation between the temperature change value in the lamp cavity and the amount of expansion and contraction, and the negative correlation between the uniformity of temperature distribution in the lamp cavity and the amount of expansion and contraction, calculating any one of the temperature indication values ​​according to the average temperature value in the lamp cavity and the positive correlation between the temperature change value in the lamp cavity and the amount of expansion and contraction, and the negative correlation between the uniformity of temperature distribution in the lamp cavity and the amount of expansion and contraction, and calculating the temperature indication value according to the average temperature value in the lamp cavity and the positive correlation between the temperature change value in the lamp cavity and the amount of expansion and contraction, and the negative correlation between the uniformity of temperature distribution in the lamp cavity and the amount of expansion and contraction, and calculating the temperature indication value according to any one of the temperature indication values ​​according to the variable r.

[0072] The lamp interior environment indication value calculated based on the air pressure indication value and / or the humidity indication value and / or the temperature indication value is calculated based on the positive correlation between the lamp interior environment indication value and the air pressure indication value and / or the humidity indication value and / or the temperature indication value, and the lamp interior environment indication value is represented by the variable p.

[0073] A1 to A7 in Table A represent different implementation methods for calculating the lamp interior environment indication value. The pressure indication value l, humidity indication value w, and temperature indication value r in Table A are calculated according to any of the above implementation methods.

[0074] Table A Different implementation methods for calculating the lamp internal environment indicator value Implementation Detailed Features Formula parameters and calculation results A1 Calculate the lamp internal environment indication value based on the air pressure indication value In this embodiment, the air pressure indication value l is calculated based on the air pressure value in the lamp cavity and / or the air pressure change value in the lamp cavity and / or the positive correlation between the standard air pressure difference and the expansion amount; the lamp environment indication value p is calculated based on the positive correlation between the air pressure indication value l and the lamp environment indication value. <![CDATA[In one embodiment, the in-lamp environmental indication value p = o1·l o2 + o3, where o1, o2 (o2 > 0), and o3 are calculation coefficients obtained through prior training. In this embodiment, the air pressure value inside the lamp cavity is detected, and the overall change value of the air pressure over a period of time (1 hour) is calculated to obtain the air pressure change value d = 0.5 (kPa). According to the positive correlation between the air pressure change value and the expansion amount, the air pressure indication value l = k1·d k2 + k3 = 2×0.5 + 0 = 1 (k1, k2, and k3 are calculation coefficients obtained through prior training. In this embodiment, k1 = 2, k2 = 1, and k3 = 0), the calculation coefficients obtained through prior training are o1 = 1, o2 = 1, and o3 = 0, and the in-lamp environmental indication value p = o1·l o2 + o3 = 1×1 + 0 = 1.]]> A2 Calculate the lamp internal environment indication value based on the humidity indication value In this embodiment, the humidity indication value w is calculated based on the average humidity value in the lamp cavity and / or the positive correlation between the humidity change value in the lamp cavity and the expansion amount and / or the negative correlation between the uniformity of humidity distribution in the lamp cavity and the expansion amount; the environment indication value p inside the lamp is calculated based on the positive correlation between the humidity indication value w and the environment indication value inside the lamp. <![CDATA[In one embodiment, the in-lamp environment indication value p = o4·w is calculated.]] o5 + o6, where o4, o5 (o5 > 0), and o6 are calculation coefficients obtained through prior training. In this embodiment, the humidity values at multiple points inside the lamp cavity are detected, and the average value m = 1.2 (%rh) of the humidity changes at multiple points over a period of time (1 hour) is calculated. According to the positive correlation between the average humidity inside the lamp cavity and the telescopic amount, the calculated humidity indication value w = k4·m is calculated.]] k5 + k6 = 1×1.2 + 0 = 1.2 (k4, k5, and k6 are calculation coefficients obtained through prior training. In this embodiment, k4 = 1, k5 = 1, and k6 = 0), the calculation coefficient o4 = 1, o5 = 1, o6 = 0 obtained through prior training, and the in-lamp environment indication value p = o4·w is calculated.]] o5 + o6 = 1×1.2 + 0 = 1.2.]]> A3 Calculate the lamp internal environment indication value based on the temperature indication value In this embodiment, the temperature indication value r is calculated based on the average temperature value in the lamp cavity and / or the positive correlation between the temperature change value in the lamp cavity and the expansion amount and / or the negative correlation between the uniformity of temperature distribution in the lamp cavity and the expansion amount; the environment indication value p inside the lamp is calculated based on the positive correlation between the temperature indication value r and the environment indication value inside the lamp. <![CDATA[In one implementation, the in-lamp environment indication value p = o7·r o8 + o9, where o7, o8 (o8 > 0), and o9 are calculation coefficients obtained through prior training. In this embodiment, the temperature values at multiple points inside the lamp cavity are detected, and the average value n of the temperatures at multiple points over a period of time (1 hour) is calculated to be 2 degrees Celsius. According to the positive correlation between the average temperature value inside the lamp cavity and the telescopic amount, the temperature indication value r = k7·n k8 + k9 = 0.4×2 + 0 = 0.8 (k7, k8, and k9 are calculation coefficients obtained through prior training. In this embodiment, k7 = 0.4, k8 = 1, and k9 = 0), the calculation coefficients o7 = 1, o8 = 1, and o9 = 0 obtained through prior training, and the in-lamp environment indication value p = o7·r o8 + o9 = 1×0.8 + 0 = 0.8. <!-- 6 -->]]> A4 Calculate the lamp internal environment indication value based on the air pressure indication value and humidity indication value In this embodiment, the air pressure indication value l is calculated based on the air pressure value in the lamp cavity and / or the air pressure change value in the lamp cavity and / or the positive correlation between the standard air pressure difference and the expansion amount; the humidity indication value w is calculated based on the average humidity value in the lamp cavity and / or the positive correlation between the humidity change value in the lamp cavity and the expansion amount and / or the negative correlation between the uniformity of humidity distribution in the lamp cavity and the expansion amount; the environment indication value p inside the lamp is calculated based on the positive correlation between the air pressure indication value l and the humidity indication value w and the environment indication value inside the lamp. <![CDATA[In one implementation, the in-lamp environment indication value p is calculated as p = o10·l o11 +o12·w o13 , where o10, o11 (o11 > 0), o12, and o13 (o13 > 0) are calculation coefficients obtained through prior training. In this embodiment, the air pressure value inside the lamp cavity is detected, and the overall change value of the air pressure over a period of time (1 hour) is calculated to obtain the air pressure change value d = 0.5 (kPa). According to the positive correlation between the air pressure change value and the expansion amount, the air pressure indication value l = k1·d k2 +k3 = 2×0.5 + 0 = 1 (k1, k2, and k3 are calculation coefficients obtained through prior training. In this embodiment, k1 = 2, k2 = 1, and k3 = 0); the humidity values at multiple points inside the lamp cavity are detected, and the average value m = 1.2 (%rh) of the humidity changes at multiple points over a period of time (1 hour) is calculated. According to the positive correlation between the average humidity value inside the lamp cavity and the expansion amount, the calculated humidity indication value w = k4·m k5 +k6 = 1×1.2 + 0 = 1.2 (k4, k5, and k6 are calculation coefficients obtained through prior training. In this embodiment, k4 = 1, k5 = 1, and k6 = 0); the calculation coefficients obtained through prior training are o10 = 0.7, o11 = 1, o12 = 0.3, and o13 = 1. The in-lamp environment indication value p = o10·l o11 +o12·w o13 = 0.7×1 + 0.3×1.2 = 1.06. In another implementation, the in-lamp environment indication value p = o14·l o15 ·w o16 , where o14, o15 (o15 > 0), o16 (o16 > 0), and o17 are calculation coefficients obtained through prior training. In this embodiment, the air pressure value inside the lamp cavity is detected, and the overall change value of the air pressure over a period of time (1 hour) is calculated to obtain the air pressure change value d = 0.5 (kPa). According to the positive correlation between the air pressure change value and the expansion amount, the air pressure indication value l = k1·d k2 +k3 = 2×0.5 + 0 = 1 (k1, k2, and k3 are calculation coefficients obtained through prior training. In this embodiment, k1 = 2, k2 = 1, and k3 = 0); the humidity values at multiple points inside the lamp cavity are detected, and the average value m = 1.2 (%rh) of the humidity changes at multiple points over a period of time (1 hour) is calculated. According to the positive correlation between the average humidity value inside the lamp cavity and the expansion amount, the calculated humidity indication value w = k4·m k5 +k6 = 1×1.2 + 0 = 1.2 (k4, k5, and k6 are calculation coefficients obtained through prior training. In this embodiment, k4 = 1, k5 = 1, and k6 = 0); the calculation coefficients obtained through prior training are o14 = 0.9, o15 = 1, o16 = 1, and o17 = 0. The in-lamp environment indication value p = o14·l o15 ·In o16 +o17=0.9×1×1.2+0=1.08。<!-- 7 --> ]]> A5 Calculate the lamp internal environment indication value based on the air pressure indication value and temperature indication value In this embodiment, the air pressure indication value l is calculated based on the air pressure value in the lamp cavity and / or the air pressure change value in the lamp cavity and / or the positive correlation between the difference with the standard air pressure and the expansion amount; the temperature indication value r is calculated based on the average temperature value in the lamp cavity and / or the positive correlation between the temperature change value in the lamp cavity and the expansion amount and / or the negative correlation between the uniformity of temperature distribution in the lamp cavity and the expansion amount; the environment indication value p inside the lamp is calculated based on the positive correlation between the air pressure indication value l and the temperature indication value r and the environment indication value inside the lamp. <![CDATA[In one implementation, the internal environment indication value p of the lamp is calculated as p = o18·l o19 +o20·r o21 , where o18, o19 (o19 > 0), o20, and o21 (o21 > 0) are calculation coefficients obtained through prior training. In this embodiment, the air pressure value inside the lamp cavity is detected, and the overall change value of the air pressure over a period of time (1 hour) is calculated to obtain the air pressure change value d = 0.5 (kPa). According to the positive correlation between the air pressure change value and the expansion amount, the air pressure indication value l = k1·d k2 +k3 = 2×0.5 + 0 = 1 (k1, k2, and k3 are calculation coefficients obtained through prior training. In this embodiment, k1 = 2, k2 = 1, and k3 = 0); the temperature values at multiple points inside the lamp cavity are detected, and the average value n of the temperatures at multiple points over a period of time (1 hour) is calculated to be 2 degrees Celsius. According to the positive correlation between the average temperature value inside the lamp cavity and the expansion amount, the temperature indication value r = k7·n k8 +k9 = 0.4×2 + 0 = 0.8 (k7, k8, and k9 are calculation coefficients obtained through prior training. In this embodiment, k7 = 0.4, k8 = 1, and k9 = 0); the calculation coefficients obtained through prior training are o18 = 0.8, o19 = 1, o20 = 0.2, and o21 = 1. The internal environment indication value p of the lamp is calculated as p = o18·l o19 +o20·r o21 =0.8×1 + 0.2×0.8 = 0.96. In another implementation, the internal environment indication value p of the lamp is calculated as p = o22·l o23 ·r o23 +o25, where o22, o23 (o23 > 0), o24 (o24 > 0), and o25 are calculation coefficients obtained through prior training. In this embodiment, the air pressure value inside the lamp cavity is detected, and the overall change value of the air pressure over a period of time (1 hour) is calculated to obtain the air pressure change value d = 0.5 (kPa). According to the positive correlation between the air pressure change value and the expansion amount, the air pressure indication value l = k1·d k2 +k3 = 2×0.5 + 0 = 1 (k1, k2, and k3 are calculation coefficients obtained through prior training. In this embodiment, k1 = 2, k2 = 1, and k3 = 0); the temperature values at multiple points inside the lamp cavity are detected, and the average value n of the temperatures at multiple points over a period of time (1 hour) is calculated to be 2 degrees Celsius. According to the positive correlation between the average temperature value inside the lamp cavity and the expansion amount, the temperature indication value r = k7·n k8 +k9 = 0.4×2 + 0 = 0.8 (k7, k8, and k9 are calculation coefficients obtained through prior training. In this embodiment, k7 = 0.4, k8 = 1, and k9 = 0); the calculation coefficients obtained through prior training are o22 = 1.2, o23 = 1, o24 = 1, and o25 = 0. The internal environment indication value p of the lamp is calculated as p = o22·l o23 ·r o23 +o25=1.2×1×0.8+0=0.96。 <!-- 8 -->]]> A6 Calculate the lamp internal environment indication value based on the humidity indication value and temperature indication value In this embodiment, the humidity indication value w is calculated based on the average humidity value in the lamp cavity and / or the positive correlation between the humidity change value in the lamp cavity and the expansion amount and / or the negative correlation between the humidity distribution uniformity in the lamp cavity and the expansion amount; the temperature indication value r is calculated based on the average temperature value in the lamp cavity and / or the positive correlation between the temperature change value in the lamp cavity and the expansion amount and / or the negative correlation between the temperature distribution uniformity in the lamp cavity and the expansion amount; the environment indication value p inside the lamp is calculated based on the positive correlation between the humidity indication value w and the temperature indication value r and the environment indication value inside the lamp. <![CDATA[In one implementation, calculate the in-lamp environment indication value p = o26·w o27 +o28·r o29 , where o26, o27 (o27>0), o28, o29 (o29>0) are calculation coefficients obtained through prior training. In this embodiment, the humidity values at multiple points inside the lamp cavity are detected, and the average value m = 1.2 (%rh) of the humidity changes at multiple points over a period of time (1 hour) is calculated. According to the positive correlation between the average humidity value inside the lamp cavity and the expansion amount, calculate the humidity indication value w = k4·m k5 +k6 = 1×1.2 + 0 = 1.2 (k4, k5, k6 are calculation coefficients obtained through prior training. In this embodiment, k4 = 1, k5 = 1, k6 = 0); the temperature values at multiple points inside the lamp cavity are detected, and the average value n = 2 degrees Celsius of the temperatures at multiple points over a period of time (1 hour) is calculated. According to the positive correlation between the average temperature value inside the lamp cavity and the expansion amount, calculate the temperature indication value r = k7·n k8 +k9 = 0.4×2 + 0 = 0.8 (k7, k8, k9 are calculation coefficients obtained through prior training. In this embodiment, k7 = 0.4, k8 = 1, k9 = 0); the calculation coefficient o26 = 0.7, o27 = 1, o28 = 0.3, o29 = 1 obtained through prior training, and calculate the in-lamp environment indication value p = o26·w o27 +o28·r o29 = 0.7×1.2 + 0.3×0.8 = 1.08. In another implementation, calculate the in-lamp environment indication value p = o30·w o31 ·r o32 +o33, where o30, o31 (o31>0), o32 (o32>0), o33 are calculation coefficients obtained through prior training. In this embodiment, the humidity values at multiple points inside the lamp cavity are detected, and the average value m = 1.2 (%rh) of the humidity changes at multiple points over a period of time (1 hour) is calculated. According to the positive correlation between the average humidity value inside the lamp cavity and the expansion amount, calculate the humidity indication value w = k4·m k5 +k6 = 1×1.2 + 0 = 1.2 (k4, k5, k6 are calculation coefficients obtained through prior training. In this embodiment, k4 = 1, k5 = 1, k6 = 0); the temperature values at multiple points inside the lamp cavity are detected, and the average value n = 2 degrees Celsius of the temperatures at multiple points over a period of time (1 hour) is calculated. According to the positive correlation between the average temperature value inside the lamp cavity and the expansion amount, calculate the temperature indication value r = k7·n k8 +k9 = 0.4×2 + 0 = 0.8 (k7, k8, k9 are calculation coefficients obtained through prior training. In this embodiment, k7 = 0.4, k8 = 1, k9 = 0); the calculation coefficient o30 = 1.1, o31 = 1, o32 = 1, o33 = 0 obtained through prior training, and calculate the in-lamp environment indication value p = o30·w o31 ·r o32 +o33=1.1×1.2×0.8+0=1.056。 <!-- 9 -->]]> A7 Calculate the lamp internal environment indication value based on the air pressure indication value, humidity indication value and temperature indication value In this embodiment, the air pressure indication value l is calculated based on the air pressure value in the lamp cavity and / or the air pressure change value in the lamp cavity and / or the positive correlation between the difference with the standard air pressure and the expansion amount; the humidity indication value w is calculated based on the average humidity value in the lamp cavity and / or the positive correlation between the humidity change value in the lamp cavity and the expansion amount and / or the negative correlation between the uniformity of humidity distribution in the lamp cavity and the expansion amount; the temperature indication value r is calculated based on the average temperature value in the lamp cavity and / or the positive correlation between the temperature change value in the lamp cavity and the expansion amount and / or the negative correlation between the uniformity of temperature distribution in the lamp cavity and the expansion amount; the environment indication value p inside the lamp is calculated based on the positive correlation between the air pressure indication value l, the humidity indication value w, the temperature indication value r and the environment indication value inside the lamp. <![CDATA[In one implementation, calculate the internal environment indication value p of the lamp: p = o34·l o35 +o36·w o37 +o38·r o39 , where o34, o35 (o35 > 0), o36, o37 (o37 > 0), o38, o39 (o39 > 0) are calculation coefficients obtained through prior training. In this embodiment, the air pressure value inside the lamp cavity is detected, and the overall change value of the air pressure within a certain period (1 hour) is calculated to obtain the air pressure change value d = 0.5 (kPa). According to the positive correlation between the air pressure change value and the expansion amount, calculate the air pressure indication value l = k1·d k2 +k3 = 2×0.5 + 0 = 1 (k1, k2, k3 are calculation coefficients obtained through prior training. In this embodiment, k1 = 2, k2 = 1, k3 = 0); the humidity values at multiple points inside the lamp cavity are detected, and the average value m of the humidity changes at multiple points within a certain period (1 hour) is calculated to be m = 1.2 (%rh). According to the positive correlation between the average humidity value inside the lamp cavity and the expansion amount, calculate the humidity indication value w = k4·m k5 +k6 = 1×1.2 + 0 = 1.2 (k4, k5, k6 are calculation coefficients obtained through prior training. In this embodiment, k4 = 1, k5 = 1, k6 = 0); the temperature values at multiple points inside the lamp cavity are detected, and the average value n of the temperatures at multiple points within a certain period (1 hour) is calculated to be n = 2 degrees Celsius. According to the positive correlation between the average temperature value inside the lamp cavity and the expansion amount, calculate the temperature indication value r = k7·n k8 +k9 = 0.4×2 + 0 = 0.8 (k7, k8, k9 are calculation coefficients obtained through prior training. In this embodiment, k7 = 0.4, k8 = 1, k9 = 0); the calculation coefficients obtained through prior training are o34 = 0.5, o35 = 1, o26 = 0.3, o27 = 1, o28 = 0.2, o29 = 1. Calculate the internal environment indication value p of the lamp: p = o34·l o35 +o36·w o37 +o38·r o39 = 0.5×1 + 0.3×1.2 + 0.2×0.8 = 1.02. In another implementation, calculate the internal environment indication value p of the lamp: p = o40·l o41 ·w o42 ·r o43 +o44, where o40, o41 (o41 > 0), o42 (o42 > 0), o43 (o43 > 0), o44 are calculation coefficients obtained through prior training. In this embodiment, the air pressure value inside the lamp cavity is detected, and the overall change value of the air pressure within a certain period (1 hour) is calculated to obtain the air pressure change value d = 0.5 (kPa). According to the positive correlation between the air pressure change value and the expansion amount, calculate the air pressure indication value l = k1·d k2 +k3=2×0.5+0=1 (k1, k2, k3 are calculation coefficients obtained by prior training. In this embodiment, k1=2, k2=1, k3=0); detect the humidity values ​​at multiple points in the lamp cavity, calculate the average value of the humidity changes at multiple points within a period of time (1 hour) m=1.2 (%rh), and calculate the humidity indication value w=k4·m according to the positive correlation between the average humidity value in the lamp cavity and the expansion amount. k5 +k6=1×1.2+0=1.2 (k4, k5, k6 are calculation coefficients obtained by prior training. In this embodiment, k4=1, k5=1, k6=0); detect the temperature values ​​at multiple points in the lamp cavity, calculate the average value of the temperature at multiple points within a period of time (1 hour) n=2 degrees Celsius, and calculate the temperature indication value r=k7·n according to the positive correlation between the average temperature value in the lamp cavity and the expansion amount k8 +k9=0.4×2+0=0.8 (k7, k8, k9 are calculation coefficients obtained by prior training. In this embodiment, k7=0.4, k8=1, k9=0); the calculation coefficients obtained by prior training are o40=1, o41=1, o42=1, o43=1, o44=0, and the calculated lamp internal environment indication value p=o40·l o41 ·w o42 ·r o43 +o44=1×1×1.2×0.8+0=0.96. ]]>

[0075] Calculate the lamp interior environment indication value p according to any method described in Table A.

[0076] In step S02, referring to any calculation method of calculating the lamp internal environment indication value in Table A, the lamp external environment indication value is calculated according to the air pressure information, humidity information and temperature information outside the lamp collected by the sensor unit and represented by the variable q.

[0077] In step S03, the calculation of the telescopic indication value according to the lamp interior environment indication value and / or the lamp exterior environment indication value is to calculate the telescopic indication value according to the positive correlation between the telescopic indication value and the lamp interior environment indication value p and / or the lamp exterior environment indication value q, and the telescopic indication value is represented by a variable d. The formula is telescopic indication value d=k10·p k11 +k12, where k10, k11, k12 (k10>0, k11>0) are the calculation coefficients obtained by prior training, or d=k13·q k14 +k15, where k13, k14, k15 (k13>0, k14>0) are the calculation coefficients obtained by prior training, or d=k16·p k17 +k18·q k19 +k20, where k16, k17, k18, k19, k20 (k16>0, k17>0, k18>0, k19>0) are calculation coefficients obtained through prior training.

[0078] In step S04, the calculation of the telescopic range value based on the remaining telescopic length information in the lamp is to calculate the lateral distance and longitudinal distance between the telescopic air inlet channel and the lamp housing based on the infrared data collected by the sensor unit and thereby determine the value range of the lateral telescopic amount x and the longitudinal telescopic amount y, that is, the telescopic range value.

[0079] In step S05, the lateral extension amount and / or longitudinal extension amount of the telescopic air inlet passage is calculated according to the extension indication value and the extension amount range value, and the lateral extension amount and longitudinal extension amount of the telescopic air inlet passage corresponding to the current extension indication value is obtained according to a preset extension indication value and extension amount comparison table within the extension amount range value. If the extension amount exceeds the extension range value, the boundary value of the extension range is used as the target extension amount.

[0080] In step S06, according to the lateral extension amount x of the retractable air intake passage i and longitudinal expansion y i Generate control instructions (the target extension amount of the retractable air intake channel is (x i ,y i)) and use this to adjust the retractable air intake passage, and the telescopic control unit controls the telescopic amount in an electric adjustment manner.

[0081] Optionally, the deployment position of the retractable air inlet channel is calculated based on the airflow circulation path in the lamp and / or the humidity distribution in the lamp and / or the temperature distribution in the lamp. In this embodiment, the influence of the airflow circulation path in the lamp and different air inlet channel positions on the airflow circulation in the lamp is simulated by simulation software.

[0082] The deployment position of the retractable air inlet channel is calculated according to the airflow circulation path in the lamp and / or the humidity distribution in the lamp and / or the temperature distribution in the lamp. The flow chart is as follows: Figure 6 As shown, the steps include:

[0083] Step S11, predetermining one or more retractable air inlet channel candidate positions in the lamp housing;

[0084] Step S12, calculating the airflow circulation influence weight value according to the influence of different air inlet channel positions on the airflow circulation in the lamp;

[0085] Step S13, calculating the humidity influence weight value according to the influence of different air inlet channel positions on the humidity distribution in the lamp;

[0086] Step S14, calculating the temperature influence weight value according to the influence of different air inlet channel positions on the temperature distribution inside the lamp;

[0087] Step S15, calculating the anti-fog weight values ​​of different air inlet channel positions according to the airflow circulation influence weight value and / or the humidity influence weight value and / or the temperature influence weight value;

[0088] Step S16: sorting the anti-fog weight values ​​of the candidate positions of the retractable air inlet channel and selecting one or more positions with the largest anti-fog weight values ​​as the deployment positions of the retractable air inlet channel.

[0089] In this embodiment, the ventilation structure is usually located in the middle area and the corner area of ​​the lamp housing. According to the advantages and disadvantages of airflow circulation under different ventilation structures simulated by simulation software, one or more ventilation positions are selected as candidate positions for the retractable air inlet channel.

[0090] The method for calculating the airflow circulation influence weight value according to the influence of different air inlet channel positions on the airflow circulation in the lamp is: calculating the airflow circulation influence weight value according to the positive correlation between the airflow circulation speed at different air inlet channel positions and the airflow circulation influence weight value; calculating the airflow circulation influence weight value according to the positive correlation between the airflow circulation coverage size at different air inlet channel positions and the airflow circulation influence weight value; calculating any one of the airflow circulation influence weight values ​​according to the positive correlation between the airflow circulation speed at different air inlet channel positions and the airflow circulation coverage size and the airflow circulation influence weight value, and the airflow circulation influence weight value, wherein the airflow circulation influence weight value is represented by variable a.

[0091] The method for calculating the humidity influence weight value according to the influence of different air inlet channel positions on the humidity distribution in the lamp is: calculating the humidity influence weight value according to the positive correlation between the uniformity of the humidity distribution in the lamp at different air inlet channel positions and the humidity influence weight value, calculating the humidity influence weight value according to the negative correlation between the degree to which the average humidity in the lamp at different air inlet channel positions exceeds the preset humidity threshold and the humidity influence weight value, calculating any one of the humidity influence weight values ​​according to the positive correlation between the uniformity of the humidity distribution in the lamp at different air inlet channel positions and the humidity influence weight value and the negative correlation between the degree to which the average humidity in the lamp at different air inlet channel positions exceeds the preset humidity threshold and the humidity influence weight value, and the humidity influence weight value is represented by the variable b.

[0092] The temperature influence weight value is calculated according to the influence of different air inlet channel positions on the temperature distribution inside the lamp, which is: calculating the temperature influence weight value according to the positive correlation between the uniformity of the temperature distribution inside the lamp at different air inlet channel positions and the temperature influence weight value, calculating the temperature influence weight value according to the negative correlation between the degree to which the average temperature inside the lamp at different air inlet channel positions exceeds the preset temperature threshold and the temperature influence weight value, calculating any one of the temperature influence weight values ​​according to the positive correlation between the uniformity of the temperature distribution inside the lamp at different air inlet channel positions and the temperature influence weight value and the negative correlation between the degree to which the average temperature inside the lamp at different air inlet channel positions exceeds the preset humidity threshold and the temperature influence weight value, and the temperature influence weight value is represented by the variable c.

[0093] The anti-fog weight value of different air inlet channel positions calculated according to the airflow circulation influence weight value and / or the humidity influence weight value and / or the temperature influence weight value is calculated based on the positive correlation between the anti-fog weight value and the airflow circulation influence weight value and / or the humidity influence weight value and / or the temperature influence weight value, and the anti-fog weight value is represented by the variable v.

[0094] B1~B7 in Table B represent different implementation methods for calculating the anti-fog weight value at the air inlet channel position. The airflow circulation influence weight value a, humidity influence weight value b, and temperature influence weight value c in Table B are calculated according to any of the above implementation methods.

[0095] Table B Different implementation methods for calculating the anti-fog weight value of the air inlet channel position Implementation Detailed Features Formula parameters and calculation results B1 Calculate the anti-fog weight value at the air intake channel position according to the airflow circulation influence weight value at the air intake channel position The anti-fog weight value is calculated based on the positive correlation between the airflow circulation influence weight value and the anti-fog weight value at the air inlet channel position. Specifically, the airflow circulation influence weight value a is calculated based on the positive correlation between the airflow circulation speed and / or the airflow circulation coverage size at different air inlet channel positions and the airflow circulation influence weight value; the anti-fog weight value v is calculated based on the positive correlation between the airflow circulation influence weight value a and the anti-fog weight value. <![CDATA[In one implementation, the anti-fog weight value v is calculated as v = e1·a e2 + e3, where e1 (e1 > 0), e2 (e2 > 0), and e3 are calculation coefficients obtained through prior training. In this embodiment, the air flow circulation inside the lamp at a certain intake passage position is simulated multiple times, and the average air flow circulation speed inside the lamp is calculated to be 0.8 (normalized according to a preset threshold). According to the positive correlation between the air flow circulation speed and the air flow circulation influence weight value, the air flow circulation influence weight value a = 0.8 is calculated. The calculation coefficients obtained through prior training are e1 = 1, e2 = 1, and e3 = 0. The anti-fog weight value v = e1·a e2 + e3 = 1×0.8 + 0 = 0.8.]]> B2 Calculate the anti-fog weight value at the air intake channel position according to the humidity impact weight value at the air intake channel position The anti-fog weight value is calculated based on the positive correlation between the humidity influence weight value and the anti-fog weight value at the air inlet channel position. Specifically, the humidity influence weight value b is calculated based on the positive correlation between the uniformity of the humidity distribution in the lamp at different air inlet channel positions and the humidity influence weight value and / or the negative correlation between the degree to which the average humidity in the lamp at different air inlet channel positions exceeds the preset humidity threshold and the humidity influence weight value; the anti-fog weight value v is calculated based on the positive correlation between the humidity influence weight value b and the anti-fog weight value. <![CDATA[In one implementation, the anti-fog weight value v is calculated as v = e4·b e5 + e6, where e4 (e4 > 0), e5 (e5 > 0), and e6 are calculation coefficients obtained through prior training. In this embodiment, at a certain intake passage position, the humidity values at multiple points inside the lamp are collected, and the humidity distribution uniformity is calculated as 0.9 based on the variance (the smaller the variance, the greater the humidity distribution uniformity, and it is normalized according to a preset uniformity threshold). According to the positive correlation between the humidity distribution uniformity and the humidity influence weight value, the humidity influence weight value b = 0.9 is calculated. The calculation coefficients obtained through prior training are e4 = 1, e5 = 1, and e6 = 0. The anti-fog weight value v is calculated as v = e4·b e5 + e6 = 1×0.9 + 0 = 0.9. <!-- 12 -->]]> B3 Calculate the anti-fog weight value at the air inlet channel position according to the temperature influence weight value at the air inlet channel position The anti-fog weight value is calculated based on the positive correlation between the temperature influence weight value and the anti-fog weight value at the air inlet channel position. Specifically, the temperature influence weight value c is calculated based on the positive correlation between the uniformity of the temperature distribution in the lamp at different air inlet channel positions and the temperature influence weight value and / or the negative correlation between the degree to which the average temperature in the lamp at different air inlet channel positions exceeds the preset temperature threshold and the temperature influence weight value; the anti-fog weight value v is calculated based on the positive correlation between the temperature influence weight value c and the anti-fog weight value. <![CDATA[In one implementation, the anti-fog weight value v is calculated as v = e7·c e8 + e9, where e7 (e7 > 0), e8 (e8 > 0), and e9 are calculation coefficients obtained through prior training. In this embodiment, at a certain intake passage position, temperature values at multiple locations inside the lamp are collected, and the temperature distribution uniformity is calculated as 0.8 based on the variance (the smaller the variance, the greater the temperature distribution uniformity, and it is normalized according to a preset uniformity threshold). According to the positive correlation between the temperature distribution uniformity and the temperature influence weight value, the temperature influence weight value c = 0.8 is calculated. The calculation coefficients obtained through prior training are e7 = 1, e8 = 1, and e9 = 0. The anti-fog weight value v = e7·c e8 + e9 = 1×0.8 + 0 = 0.8.]]> B4 The anti-fog weight value at the air inlet channel position is calculated based on the air flow circulation influence weight value and humidity influence weight value at the air inlet channel position The anti-fog weight value is calculated based on the positive correlation between the airflow circulation influence weight value and the humidity influence weight value at the air inlet channel position and the anti-fog weight value. Specifically, the airflow circulation influence weight value a is calculated based on the positive correlation between the airflow circulation speed and / or the airflow circulation coverage size at different air inlet channel positions and the airflow circulation influence weight value; the humidity influence weight value b is calculated based on the positive correlation between the uniformity of the humidity distribution in the lamp at different air inlet channel positions and the humidity influence weight value and / or the negative correlation between the degree to which the average humidity in the lamp at different air inlet channel positions exceeds the preset humidity threshold and the humidity influence weight value; the anti-fog weight value v is calculated based on the positive correlation between the airflow circulation influence weight value a and the humidity influence weight value b and the anti-fog weight value. <![CDATA[In one implementation, the anti-fog weight value v is calculated as v = e10·a e11 +e12·b e13 +e14, where e10, e11 (e11>0), e12, e13 (e13>0), and e14 are calculation coefficients obtained through prior training. In this embodiment, the air flow circulation inside the lamp at a certain intake passage position is simulated multiple times, and the average air flow circulation speed inside the lamp is calculated to be 0.8 (normalized according to a preset threshold). According to the positive correlation between the air flow circulation speed and the air flow circulation influence weight value, the air flow circulation influence weight value a = 0.8 is calculated; the humidity values at multiple points inside the lamp are collected at a certain intake passage position, and the humidity distribution uniformity is calculated to be 0.9 based on the variance (the smaller the variance, the greater the humidity distribution uniformity, and it is normalized according to a preset uniformity threshold). According to the positive correlation between the humidity distribution uniformity and the humidity influence weight value, the humidity influence weight value b = 0.9 is calculated. The calculation coefficients obtained through prior training are e10 = 0.4, e11 = 1, e12 = 0.6, e13 = 1, and e14 = 0. The anti-fog weight value v = e10·a e11 +e12·b e13 +e14 = 0.4×0.8 + 0.6×0.9 + 0 = 0.86. In another implementation, the anti-fog weight value v = e15·a e16 ·b e17 +e18, where e15 (e15>0), e16 (e16>0), e17 (e17>0), and e18 are calculation coefficients obtained through prior training. In this embodiment, the air flow circulation inside the lamp at a certain intake passage position is simulated multiple times, and the average air flow circulation speed inside the lamp is calculated to be 0.8 (normalized according to a preset threshold). According to the positive correlation between the air flow circulation speed and the air flow circulation influence weight value, the air flow circulation influence weight value a = 0.8 is calculated; the humidity values at multiple points inside the lamp are collected at a certain intake passage position, and the humidity distribution uniformity is calculated to be 0.9 based on the variance (the smaller the variance, the greater the humidity distribution uniformity, and it is normalized according to a preset uniformity threshold). According to the positive correlation between the humidity distribution uniformity and the humidity influence weight value, the humidity influence weight value b = 0.9 is calculated. The calculation coefficients obtained through prior training are e15 = 1.2, e16 = 1, e17 = 1, and e18 = 0. The anti-fog weight value v = e15·a e16 ·b e17 +e18 = 1.2×0.8×0.9 + 0 = 0.864. <!-- 13 -->]]> B5 The anti-fog weight value at the air inlet channel position is calculated based on the air flow circulation influence weight value and temperature influence weight value at the air inlet channel position The anti-fog weight value is calculated based on the positive correlation between the airflow circulation influence weight value and the temperature influence weight value at the air inlet channel position and the anti-fog weight value. Specifically, the airflow circulation influence weight value a is calculated based on the positive correlation between the airflow circulation speed and / or the airflow circulation coverage size at different air inlet channel positions and the airflow circulation influence weight value; the temperature influence weight value c is calculated based on the positive correlation between the uniformity of the temperature distribution in the lamp at different air inlet channel positions and the temperature influence weight value and / or the negative correlation between the degree to which the average temperature in the lamp at different air inlet channel positions exceeds the preset temperature threshold and the temperature influence weight value; the anti-fog weight value v is calculated based on the positive correlation between the airflow circulation influence weight value a and the temperature influence weight value c and the anti-fog weight value. <![CDATA[In one embodiment, the anti-fog weight value v is calculated as v = e19·a e20 +e21·c e22 +e23, where e19, e20 (e20>0), e21, e22 (e22>0), and e23 are calculation coefficients obtained through prior training. In this embodiment, the air flow circulation inside the lamp at a certain intake passage position is simulated multiple times, and the average air flow circulation speed inside the lamp is calculated to be 0.8 (normalized according to a preset threshold). According to the positive correlation between the air flow circulation speed and the air flow circulation influence weight value, the air flow circulation influence weight value a = 0.8 is calculated; the temperature values at multiple locations inside the lamp are collected at a certain intake passage position, and the temperature distribution uniformity is calculated to be 0.8 according to the variance (the smaller the variance, the greater the temperature distribution uniformity, and it is normalized according to a preset uniformity threshold). According to the positive correlation between the temperature distribution uniformity and the temperature influence weight value, the temperature influence weight value c = 0.8 is calculated. The calculation coefficients obtained through prior training are e19 = 0.7, e20 = 1, e21 = 0.3, e22 = 1, e23 = 0, and the anti-fog weight value v = e19·a e20 +e21·c e22 +e23 = 0.7×0.8 + 0.3×0.8 + 0 = 0.8. In another embodiment, the anti-fog weight value v = e24·a e25 ·c e26 +e27, where e24 (e24>0), e25 (e25>0), e26 (e26>0), and e27 are calculation coefficients obtained through prior training. In this embodiment, the air flow circulation inside the lamp at a certain intake passage position is simulated multiple times, and the average air flow circulation speed inside the lamp is calculated to be 0.8 (normalized according to a preset threshold). According to the positive correlation between the air flow circulation speed and the air flow circulation influence weight value, the air flow circulation influence weight value a = 0.8 is calculated; the temperature values at multiple locations inside the lamp are collected at a certain intake passage position, and the temperature distribution uniformity is calculated to be 0.8 according to the variance (the smaller the variance, the greater the temperature distribution uniformity, and it is normalized according to a preset uniformity threshold). According to the positive correlation between the temperature distribution uniformity and the temperature influence weight value, the temperature influence weight value c = 0.8 is calculated. The calculation coefficients obtained through prior training are e24 = 1.3, e25 = 1, e26 = 1, e27 = 0, and the anti-fog weight value v = e24·a e25 ·c e26 +e27 = 1.3×0.8×0.8 + 0 = 0.832. <!-- 14 -->]]> B6 The anti-fog weight value at the air inlet channel position is calculated based on the humidity influence weight value and temperature influence weight value at the air inlet channel position. The anti-fog weight value is calculated based on the positive correlation between the humidity influence weight value and the temperature influence weight value at the air inlet channel position and the anti-fog weight value. Specifically, the humidity influence weight value b is calculated based on the positive correlation between the uniformity of humidity distribution in the lamp at different air inlet channel positions and the humidity influence weight value and / or the negative correlation between the degree to which the average humidity in the lamp at different air inlet channel positions exceeds the preset humidity threshold and the humidity influence weight value; the temperature influence weight value c is calculated based on the positive correlation between the uniformity of temperature distribution in the lamp at different air inlet channel positions and the temperature influence weight value and / or the negative correlation between the degree to which the average temperature in the lamp at different air inlet channel positions exceeds the preset temperature threshold and the temperature influence weight value; the anti-fog weight value v is calculated based on the positive correlation between the humidity influence weight value b and the temperature influence weight value c and the anti-fog weight value. <![CDATA[In one implementation, the anti-fog weight value v is calculated as v = e28·b e29 +e30·c e31 +e32, where e28, e29 (e29>0), e30, e31 (e31>0), and e32 are calculation coefficients obtained through prior training. In this embodiment, at a certain intake passage position, humidity values at multiple points inside the lamp are collected, and the humidity distribution uniformity is calculated as 0.9 based on the variance (the smaller the variance, the greater the humidity distribution uniformity, and it is normalized according to a preset uniformity threshold). According to the positive correlation between the humidity distribution uniformity and the humidity influence weight value, the humidity influence weight value b = 0.9 is calculated; at a certain intake passage position, temperature values at multiple locations inside the lamp are collected, and the temperature distribution uniformity is calculated as 0.8 based on the variance (the smaller the variance, the greater the temperature distribution uniformity, and it is normalized according to a preset uniformity threshold). According to the positive correlation between the temperature distribution uniformity and the temperature influence weight value, the temperature influence weight value c = 0.8 is calculated. The calculation coefficients obtained through prior training are e28 = 0.6, e29 = 1, e30 = 0.4, e31 = 1, and e32 = 0. The anti-fog weight value v = e28·b e29 +e30·c e31 +e32 = 0.6×0.9 + 0.4×0.8 + 0 = 0.86. In another implementation, the anti-fog weight value v = e33·b e34 ·c e35 +e36, where e33 (e33>0), e34 (e34>0), e35 (e35>0), and e36 are calculation coefficients obtained through prior training. In this embodiment, at a certain intake passage position, humidity values at multiple points inside the lamp are collected, and the humidity distribution uniformity is calculated as 0.9 based on the variance (the smaller the variance, the greater the humidity distribution uniformity, and it is normalized according to a preset uniformity threshold). According to the positive correlation between the humidity distribution uniformity and the humidity influence weight value, the humidity influence weight value b = 0.9 is calculated; at a certain intake passage position, temperature values at multiple locations inside the lamp are collected, and the temperature distribution uniformity is calculated as 0.8 based on the variance (the smaller the variance, the greater the temperature distribution uniformity, and it is normalized according to a preset uniformity threshold). According to the positive correlation between the temperature distribution uniformity and the temperature influence weight value, the temperature influence weight value c = 0.8 is calculated. The calculation coefficients obtained through prior training are e33 = 1.2, e34 = 1, e35 = 1, and e36 = 0. The anti-fog weight value v = e33·b e34 ·c e35 +e36 = 1.2×0.9×0.8 + 0 = 0.864. <!-- 15 -->]]> B7 The anti-fog weight value at the air inlet channel position is calculated based on the air flow circulation influence weight value, humidity influence weight value and temperature influence weight value at the air inlet channel position. The anti-fog weight value is calculated based on the positive correlation between the airflow circulation influence weight value, humidity influence weight value, temperature influence weight value and the anti-fog weight value at the air inlet channel position. Specifically, the airflow circulation influence weight value a is calculated based on the positive correlation between the airflow circulation speed and / or the airflow circulation coverage size at different air inlet channel positions and the airflow circulation influence weight value; the humidity influence weight value b is calculated based on the positive correlation between the uniformity of humidity distribution in the lamp at different air inlet channel positions and the humidity influence weight value and / or the negative correlation between the degree to which the average humidity in the lamp at different air inlet channel positions exceeds the preset humidity threshold and the humidity influence weight value; the temperature influence weight value c is calculated based on the positive correlation between the uniformity of temperature distribution in the lamp at different air inlet channel positions and the temperature influence weight value and / or the negative correlation between the degree to which the average temperature in the lamp at different air inlet channel positions exceeds the preset temperature threshold and the temperature influence weight value; the anti-fog weight value v is calculated based on the positive correlation between the airflow circulation influence weight value a, the humidity influence weight value b and the temperature influence weight value c and the anti-fog weight value. <![CDATA[In one implementation, the anti-fog weight value v is calculated as v = e37·a e38 + e39·b e40 + e41·c e42 + e43, where e37, e38 (e38 > 0), e39, e40 (e40 > 0), e41, e42 (e42 > 0), and e43 are calculation coefficients obtained through prior training. In this embodiment, the air flow circulation inside the lamp at a certain intake passage position is simulated multiple times, and the average air flow circulation speed inside the lamp is calculated to be 0.8 (normalized according to a preset threshold). According to the positive correlation between the air flow circulation speed and the air flow circulation influence weight value, the air flow circulation influence weight value a = 0.8 is calculated; the humidity values at multiple points inside the lamp are collected at a certain intake passage position, and the humidity distribution uniformity is calculated to be 0.9 according to the variance (the smaller the variance, the greater the humidity distribution uniformity, and it is normalized according to a preset uniformity threshold). According to the positive correlation between the humidity distribution uniformity and the humidity influence weight value, the humidity influence weight value b = 0.9 is calculated; the temperature values at multiple locations inside the lamp are collected at a certain intake passage position, and the temperature distribution uniformity is calculated to be 0.8 according to the variance (the smaller the variance, the greater the temperature distribution uniformity, and it is normalized according to a preset uniformity threshold). According to the positive correlation between the temperature distribution uniformity and the temperature influence weight value, the temperature influence weight value c = 0.8 is calculated. The calculation coefficients obtained through prior training are e37 = 0.3, e38 = 1, e39 = 0.5, e40 = 1, e41 = 0.2, e42 = 1, e43 = 0, and the anti-fog weight value v = e37·a e38 + e39·b e40 + e41·c e42 + e43 = 0.3×0.8 + 0.5×0.9 + 0.2×0.8 + 0 = 0.85. In another implementation, the anti-fog weight value v = e44·a e45 ·b e46 ·c e47 +e48, where e44 (e44>0), e45 (e45>0), e46 (e46>0), e47 (e47>0), and e48 are calculation coefficients obtained by prior training. In this embodiment, the airflow circulation in the lamp at a certain air inlet channel position is simulated multiple times, and the average speed of the airflow circulation in the lamp is calculated to be 0.8 (normalized according to a preset threshold), and the airflow circulation influence weight value a=0.8 is calculated based on the positive correlation between the airflow circulation speed and the airflow circulation influence weight value; the humidity values ​​at multiple points in the lamp are collected at a certain air inlet channel position, and the humidity distribution uniformity is calculated based on the variance to be 0.9 (the smaller the variance, the greater the humidity distribution uniformity, and it is normalized according to a preset uniformity threshold), and the humidity distribution uniformity is calculated based on the humidity influence weight value. The humidity influence weight value b=0.9 is calculated by the positive correlation; multiple temperature values ​​in the lamp are collected at a certain air inlet channel position and the temperature distribution uniformity is calculated as 0.8 according to the variance (the smaller the variance, the greater the temperature distribution uniformity, and it is normalized according to the preset uniformity threshold), and the temperature influence weight value c=0.8 is calculated according to the positive correlation between the temperature distribution uniformity and the temperature influence weight value. The calculation coefficients e44=1.5, e45=1, e46=1, e47=1, e48=0 obtained by prior training are used to calculate the anti-fog weight value v=e44·a e45 b e46 ·c e47 +e48=1.5×0.8×0.9×0.8+0=0.864. ]]>

[0096] The anti-fog weight values ​​of all air intake channel positions are calculated according to the calculation method described in any one of Table B and sorted according to the anti-fog weight values, and one or more positions with the largest anti-fog weight values ​​are selected as the deployment positions of the first air intake structure.

[0097] Optionally, a sealing ring is deployed between the retractable air inlet channel and the lamp housing, and sealant is deployed on the edge of the retractable structure to keep the air inlet channel and the lamp housing sealed; the retractable air inlet channel is connected or filled with hygroscopic material, and the hygroscopic material is in a position that does not block the airflow.

[0098] An embodiment of the present invention provides a computer-readable storage medium that stores a computer program for electronic data exchange, wherein the computer program enables a computer to execute a method of calculating the lateral expansion and / or longitudinal expansion of a retractable air intake channel based on sensor information and adjusting the retractable air intake channel accordingly.

[0099] A ventilation structure expansion and contraction control system according to an embodiment of the present invention is shown in the schematic diagram as follows: Figure 7 As shown, including:

[0100] Telescopic control unit;

[0101] Memory;

[0102] and one or more programs, wherein the one or more programs are stored in a memory and are configured to be executed by the telescopic control unit, the programs causing the computer to execute the steps of calculating the lateral telescopic amount and / or longitudinal telescopic amount of the telescopic air intake passage according to the sensor information and adjusting the telescopic air intake passage accordingly.

[0103] Of course, those skilled in the art should realize that the above embodiments are only used to illustrate the present invention, and are not intended to limit the present invention. As long as they are within the scope of the present invention, any changes or modifications to the above embodiments will fall within the protection scope of the present invention.

Claims

1. A retractable and breathable anti-fog vehicle lamp, characterized in that: It includes a lampshade, a lamp housing, a mounting bracket, functional components, and a retractable ventilation structure; The telescopic ventilation structure includes one or more telescopic air inlet channels, a sensor unit and a telescopic control unit; The retractable air inlet passage is a variable passage with an opening in the lamp housing and having a transverse and / or longitudinal retractable amount; The telescopic control unit is connected to the telescopic air intake passage; The sensing unit is used to obtain sensing information and transmit it to the telescopic control unit; The telescopic control unit calculates the lateral telescopic amount and / or longitudinal telescopic amount of the telescopic air intake passage according to the sensor information and adjusts the telescopic air intake passage accordingly.

2. The anti-fog vehicle lamp with a retractable air-permeable structure according to claim 1, characterized in that: The lateral extension and contraction of the retractable air intake channel is achieved through any one or more combinations of an opening and closing structure, a translational blocking structure, or a nested structure; the longitudinal extension and contraction of the retractable air intake channel is achieved through any one or more combinations of a retractable structure or an embedded structure; the material of the retractable air intake channel is any one or more combinations of metal, PVC material, PVE material, or sponge material.

3. The anti-fog vehicle lamp with a retractable air-permeable structure according to claim 1, characterized in that: The telescopic control unit adjusts the lateral telescopic amount of the telescopic air inlet channel by any one or more combinations of a pull-pull opening and closing structure, a moving blocking structure, a pull-pull nested structure, or an extrusion channel; the telescopic control unit adjusts the longitudinal telescopic amount of the telescopic air inlet channel by any one or more combinations of a pull-pull telescopic structure or a pull-pull nested structure.

4. The anti-fog vehicle lamp with a retractable air-permeable structure according to claim 1, characterized in that: The sensing unit is an air pressure sensing device and / or a humidity sensing device and / or a temperature sensing device; the circuit structure or wireless communication module for the sensing unit to communicate with the telescopic control unit is used to send the sensing information to the telescopic control unit.

5. The anti-fog vehicle lamp with a retractable air-permeable structure according to claim 1, characterized in that: The sensing information includes any one or more combinations of environmental information inside the lamp, remaining telescopic length information inside the lamp, and environmental information outside the lamp; the environmental information includes air pressure information and / or humidity information and / or temperature information, and air pressure and / or humidity and / or temperature information outside the lamp.

6. The anti-fog vehicle lamp with a retractable air-permeable structure according to claim 5, characterized in that: The telescopic control unit calculates the lateral telescopic amount and / or longitudinal telescopic amount of the telescopic air intake passage according to the sensor information and adjusts the telescopic air intake passage accordingly, including the steps of: Calculate the lamp internal environment indication value according to the matching relationship between the air pressure information and / or humidity information and / or temperature information in the lamp and the expansion amount; Calculating the external environment indication value of the lamp according to the matching relationship between the air pressure information and / or humidity information and / or temperature information outside the lamp and the expansion amount; Calculate the telescopic indication value according to the indoor environment indication value and / or the outdoor environment indication value; Calculate the telescopic range value according to the remaining telescopic length information in the lamp; Calculating the lateral expansion and / or longitudinal expansion of the retractable air inlet passage according to the expansion and contraction indication value and the expansion and contraction range value; A control instruction is generated according to the lateral extension and / or longitudinal extension of the telescopic air intake passage and the telescopic air intake passage is adjusted accordingly.

7. The anti-fog vehicle lamp with a retractable air-permeable structure according to claim 6, characterized in that: The method of calculating the lamp internal environment indication value according to the matching relationship between the air pressure information and / or humidity information and / or temperature information in the lamp and the expansion amount comprises the steps of: Calculate the air pressure indication value according to the air pressure value in the lamp cavity and / or the air pressure change value in the lamp cavity and / or the matching relationship between the standard air pressure difference value and the expansion amount; Calculate the humidity indication value according to the average humidity value in the lamp cavity and / or the humidity change value in the lamp cavity and / or the matching relationship between the humidity distribution uniformity and the expansion amount in the lamp cavity; Calculate the temperature indication value according to the average temperature value in the lamp cavity and / or the temperature change value in the lamp cavity and / or the matching relationship between the uniformity of the temperature distribution in the lamp cavity and the expansion amount; The lamp internal environment indication value is calculated according to the air pressure indication value and / or the humidity indication value and / or the temperature indication value.

8. The anti-fog vehicle lamp with a retractable air-permeable structure according to claim 1, characterized in that: The deployment position of the retractable air inlet channel is calculated based on the airflow circulation path in the lamp and / or the humidity distribution in the lamp and / or the temperature distribution in the lamp.

9. The anti-fog vehicle lamp with a retractable air-permeable structure according to claim 1, characterized in that: A sealing ring is arranged between the telescopic air inlet channel and the lamp housing, and sealant is arranged on the edge of the telescopic structure to keep the air inlet channel and the lamp housing sealed; the telescopic air inlet channel is connected or filled with hygroscopic material, and the hygroscopic material is in a position that does not block the airflow.

10. A ventilation structure expansion and contraction control system, characterized in that: include: Telescopic control unit; Memory; as well as One or more programs, wherein the one or more programs are stored in a memory and are configured to be executed by the telescopic control unit as claimed in claim 6, wherein the telescopic control unit of the telescopic anti-fog lamp with a telescopic air-permeable structure calculates the lateral telescopic amount and / or longitudinal telescopic amount of the telescopic air intake channel according to the sensor information and adjusts the telescopic air intake channel accordingly.

Images