A vehicle lamp structure for improving fogging

Abstract

The utility model discloses a vehicle lamp structure for improving fogging, comprising a lamp housing, a lampshade, a light source radiator and a decorative frame, wherein the lamp housing and the lampshade cooperate to form a lamp cavity, wherein the light source radiator and the decorative frame are both arranged in the lamp cavity, and further comprising a heat conduction collector, a heat conductive wire and a heat conductive sheet, wherein the heat conduction collector is arranged on the light source radiator, wherein the heat conductive sheet is arranged on the decorative frame portion located in the cold zone of the lamp cavity, and wherein the heat conduction collector and the heat conductive sheet are connected by the heat conductive wire. The heat conduction collector is arranged on the heat dissipation structure of the high and low beam lamps, and then the heat conductive wire is used to transfer the heat to the cold zone inside the lampshade, thereby reducing the temperature difference between the various areas in the vehicle and effectively improving the fogging phenomenon; the high and low beam light sources are used to dissipate heat, which does not increase power consumption, and the structure is simple, which is convenient for arrangement in the vehicle lamp.

Description

Technical Field

[0001] The utility model relates to the technical field of vehicle lamps, in particular to a vehicle lamp structure capable of improving fogging. Background Art

[0002] With the development of the automobile industry, the requirements for automobile lamps (such as illumination, fog dissipation, etc.) are getting higher and higher, especially in rain, snow, fog, and extreme weather conditions. The current methods used to address the fogging phenomenon include adding anti-fog paint and desiccant to avoid fogging in the short term, but they cannot avoid sagging after failure. How to more efficiently solve the problem of fog generation and dissipation is an important issue that needs to be solved.

[0003] At present, there are also heating or heat conduction methods to make the temperature inside the lamp consistent and improve the fogging phenomenon; but most of the existing solutions need to increase energy consumption or have complex structures, which are not convenient to arrange in the car lamp; for example, Chinese patent CN214275594U discloses a car lamp structure with an electric heating defogger film, including a lampshade, a lamp shell and a conductive heating film, the inner side of the lampshade is affixed with a conductive heating film, the conductive heating film is composed of a heat-conducting film, an electric heating wire and a resistor block, one side of the lampshade is fixed with a lamp shell through a slot, the inside of the lamp shell is installed with a controller through a mounting seat, and the two ends of the lamp shell are installed with humidity sensors through mounting brackets; it needs to increase energy consumption. Another example is a car lamp anti-fog water device and a car lamp assembly disclosed in Chinese patent CN207146284U, including a heat collecting plate for installation in the upper high-temperature zone of the car lamp, a heat sink for installation in the lower low-temperature zone of the car lamp, and a heat pipe for connecting between the heat collecting plate and the heat sink; its structure is complex, occupies a large space, and is not convenient to arrange in the car lamp. Utility Model Content

[0004] In view of the shortcomings of the prior art, the utility model provides a vehicle lamp structure for improving fogging, which does not increase power consumption, has a simple structure, and is easy to arrange in the vehicle lamp.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0006] The vehicle lamp structure for improving fogging comprises a lamp housing, a lamp shade, a light source radiator and a decorative frame, wherein the lamp housing and the lamp shade cooperate to form a lamp cavity, wherein the light source radiator and the decorative frame are both arranged in the lamp cavity, and further comprises a heat conduction collector, a heat conductive wire and a heat conductive sheet, wherein the heat conduction collector is arranged on the light source radiator, and the heat conductive sheet is arranged on a portion of the decorative frame located in a cold zone of the lamp cavity, and the heat conduction collector and the heat conductive sheet are connected via the heat conductive wire.

[0007] Further:

[0008] The heat conducting sheet is a metal heat conducting sheet, and the heat conducting sheet is attached to the decorative frame.

[0009] The heat conducting sheet is arranged on the decorative frame portion close to the lampshade.

[0010] The heat conduction collector is a sheet-like structure and is attached to the surface of the lamp light source radiator.

[0011] The thermally conductive sheet is a soft thermally conductive sheet.

[0012] The heat conducting sheets are grouped together and are respectively arranged on different areas of the decorative frame.

[0013] A controller is arranged in the lamp housing, and temperature sensors are arranged at the heat conduction collector and the heat conducting sheet, and the temperature sensors are connected to the controller.

[0014] Compared with the prior art, the utility model has the following advantages:

[0015] The structure of the headlight for improving fogging is reasonably designed. A heat conduction collector is arranged on the heat dissipation structure of the high and low beam headlights, and then a heat conductive wire is used to transfer heat to the cold area inside the lampshade, thereby reducing the temperature difference between various areas in the vehicle and effectively improving the fogging phenomenon. The high and low beam light sources are used to dissipate heat without increasing power consumption, and the structure is simple and easy to arrange in the headlight. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The following is a brief description of the contents and symbols in the drawings of this specification:

[0017] Figure 1 This is a schematic diagram of the structure of the vehicle lamp of the utility model.

[0018] In the figure:

[0019] 1. Lampshade, 2. Decorative frame, 3. Heat conducting sheet, 4. Heat conducting wire, 5. Light source radiator, 6. Heat conduction collector, 7. Lamp housing, 8. Controller. DETAILED DESCRIPTION

[0020] The specific implementation of the utility model will be further explained in detail below through the description of embodiments with reference to the accompanying drawings.

[0021] like Figure 1 As shown, the vehicle lamp structure for improving fogging includes a lamp housing 7, a lampshade 1, a light source, a lamp light source radiator 5, a decorative frame 2, a heat conduction collector 6, a heat conductive wire 4 and a heat conductive sheet 3; the lamp housing and the lampshade cooperate to form a lamp cavity, and the light source, the lamp light source radiator, the decorative frame, the heat conduction collector, the heat conductive wire and the heat conductive sheet are all arranged in the lamp cavity.

[0022] The heat conduction collector 6 is arranged on the light source radiator 5, and the heat conducting sheet is arranged on the decorative frame part located in the cold zone of the lamp cavity. The heat conduction collector and the heat conducting sheet are connected by a heat conducting wire. The heat conduction collector is arranged on the heat dissipation structure of the high and low beam lamp, and then the heat is transferred to the cold zone inside the lampshade by the heat conducting wire, so as to reduce the temperature difference between various areas in the car and effectively improve the fogging phenomenon; the heat is dissipated by the high and low light sources, which does not increase the power consumption, and the structure is simple, which is convenient for arrangement in the car lamp.

[0023] The heat conducting sheet 3 is a metal heat conducting sheet, which is attached to the decorative frame to facilitate heat conduction to the decorative frame. The attached arrangement has a compact structure, occupies little space, and is easy to arrange.

[0024] The heat conducting sheet 3 is arranged on the decorative frame portion close to the lampshade; the heat conducting sheet is attached to the black sheet of the lampshade and the inner side of the decorative ring, so that the temperature of the cold zone is effectively controlled.

[0025] Furthermore, the heat conducting sheet is a group and is respectively arranged on different areas of the decorative frame, which can effectively improve the temperature environment in the lamp cavity; the heat conducting sheet is a soft heat conducting sheet, which is easy to adapt to the shape of the position, and is preferably a thin copper sheet.

[0026] The heat conduction collector 6 is a sheet structure, which is attached to the surface of the lamp light source radiator to collect heat from the lamp light source radiator; the heat conduction collector is preferably a copper sheet, and the heat conductive wire is preferably a copper wire.

[0027] A controller 8 is arranged in the lamp housing, and temperature sensors are arranged at the heat conduction collector and the heat conducting plate. The temperature sensors are connected to the controller; the temperature difference at each position inside can be monitored by the controller.

[0028] The specific working principle is:

[0029] When the high and low beams start working, the heat of the light source is transferred to the aluminum light source radiator through the lamp PCB board, and the heat of the radiator is collected by installing a heat conduction collector device;

[0030] After the heat conduction collector collects the heat, it conducts it through the soft metal heat conductive wire. Part of the heat is transferred to the side wall of the lamp cavity, and the other part is transferred to the soft metal heat conductive sheet through the soft metal heat conductive wire.

[0031] The soft metal heat conductive sheet is adsorbed on the side surface of the lamp decorative frame, and the heat transferred by the soft metal heat conductive wire is collected and transferred to the surrounding of the decorative frame, thereby effectively improving the cold zone environment and avoiding the problem of uneven distribution of cold and hot zones;

[0032] When the high and low beams are not working, the controller detects the temperature of the heat conduction collector and the soft metal heat conductive plate, controls the operation of the heat conductive wire to reduce the temperature difference in the lamp cavity and improve fogging.

[0033] The utility model utilizes heat conduction to improve fog without increasing power consumption while increasing cost; and has a simple structure, occupies a small space, and is easy to arrange in a vehicle lamp.

[0034] The above is only an explanation of the preferred embodiments of the present invention. The above technical features can be arbitrarily combined to form multiple embodiments of the present invention.

[0035] The utility model is described above by way of example in conjunction with the accompanying drawings. It is obvious that the specific implementation of the utility model is not limited to the above-mentioned method. As long as various non-substantial improvements are made using the concept and technical solution of the utility model, or the concept and technical solution of the utility model are directly applied to other occasions without improvement, they are all within the protection scope of the utility model.

Claims

1. A vehicle lamp structure for improving fogging, comprising a lamp housing, a lamp shade, a light source radiator and a decorative frame, wherein the lamp housing and the lamp shade cooperate to form a lamp cavity, and the light source radiator and the decorative frame are both arranged in the lamp cavity, characterized in that: It also includes a heat conduction collector, a heat conducting wire and a heat conducting sheet. The heat conduction collector is arranged on the lamp light source heat sink, and the heat conducting sheet is arranged on the decorative frame part located in the cold area of ​​the lamp cavity. The heat conduction collector and the heat conducting sheet are connected by the heat conducting wire.

2. The vehicle lamp structure for improving fogging as claimed in claim 1, characterized in that: The heat conducting sheet is a metal heat conducting sheet, and the heat conducting sheet is attached to the decorative frame.

3. The vehicle lamp structure for improving fogging as claimed in claim 1, characterized in that: The heat conducting sheet is arranged on the decorative frame portion close to the lampshade.

4. The vehicle lamp structure for improving fogging as claimed in claim 1, characterized in that: The heat conduction collector is a sheet-like structure and is attached to the surface of the lamp light source radiator.

5. The vehicle lamp structure for improving fogging as claimed in claim 1, characterized in that: The thermally conductive sheet is a soft thermally conductive sheet.

6. The vehicle lamp structure for improving fogging as claimed in claim 1, characterized in that: The heat conducting sheets are grouped together and are respectively arranged on different areas of the decorative frame.

7. The vehicle lamp structure for improving fogging as claimed in claim 1, characterized in that: A controller is arranged in the lamp housing, and temperature sensors are arranged at the heat conduction collector and the heat conducting sheet, and the temperature sensors are connected to the controller.

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