Device for testing antifogging property of automobile lamp

Abstract

The utility model belongs to the technical field of antifogging testing devices, and discloses an automobile lamp antifogging testing device which comprises a box body, a testing cavity is formed in the front face of the box body, a box door is rotatably connected to the front face of the box body, a water tank is fixedly connected to the bottom of the box body, and a water pump is fixedly connected to the top of the box body. A water inlet of the water pump is fixedly connected with a water pumping pipe, and a water outlet of the water pump is fixedly connected with a water outlet pipe. Through arrangement of a water pump, a net plate, a fan, a spraying pipe and a spraying head, water can be pumped through a water pumping pipe by starting the water pump and enters the spraying pipe from a water outlet pipe, the spraying head sprays mist, fan blades rotate at a high speed through the fan, then mist has strong airflow, and the scene that the automobile lamp follows an automobile to run at a high speed can be simulated; therefore, the device can test the anti-fog performance of the vehicle lamp facing high-speed airflow, and the test range of the device is expanded.

Description

Technical Field

[0001] The present application relates to the technical field of anti-fog testing devices, and more specifically, to an anti-fog testing device for automobile lamps. Background Art

[0002] Since car lights are subject to various weather conditions during use, in order to make them better suited to various weather conditions, various tests are performed on them after they are produced, such as anti-fog test, lighting brightness test, etc. Among them, the anti-fog test of car lights is performed using a dedicated test box, but the existing anti-fog test device for car lights has too slow heat transfer, and the test box needs to add multiple heating devices, and the fog is not easy to circulate.

[0003] In response to the above problems, China Patent Publication No.: CN220039787U is a vehicle headlight anti-fog test device, in which a spray device is inserted through a U-shaped groove, the number and position of the spray device are adjusted according to the test range, the generation of internal fog is accelerated, the electric heating wire and the blower are turned on to increase the temperature of the cylindrical shell, and the cylindrical shell can control the length of the spray device to adjust the spray range of the spray device, so that it can better simulate rainy and foggy weather in a humid and hot environment, and it is easier to transmit heat.

[0004] Although the comparative patent solves the problem of slow heat transfer, the device cannot simulate the scene of the headlights following the car when driving at high speed, which makes it impossible to test the anti-fog performance of the headlights when facing high-speed airflow, thereby greatly reducing the test range of the device and reducing the test effect of the device.

[0005] Regarding the above-mentioned related technologies, the device has the defect of being unable to test the anti-fog performance of the headlights when facing high-speed airflow. Utility Model Content

[0006] In order to solve the above problems, the present application provides a vehicle headlight anti-fog testing device.

[0007] The present application provides a vehicle headlight anti-fog test device that adopts the following technical solution:

[0008] A device for testing the anti-fog performance of automobile lamps comprises a box body, a test cavity is provided on the front of the box body, a box door is rotatably connected to the front of the box body, a water tank is fixedly connected to the bottom of the box body, a water pump is fixedly connected to the top of the box body, a water inlet of the water pump is fixedly connected to a water suction pipe, and a water outlet of the water pump is fixedly connected to a water outlet pipe.

[0009] One end of the water outlet pipe is fixedly connected to a spray pipe, the outer wall of the spray pipe is fixedly connected to a spray head, the inner wall of the test chamber is provided with a channel, the inner wall of the channel is fixedly connected to a rotating shaft, one end of the rotating shaft is rotatably connected to a bracket, the inner wall of the bracket is fixedly connected to a mesh plate, and one side of the mesh plate is fixedly connected to a fan.

[0010] Furthermore, a heater body is fixedly connected to the inner wall of the water tank, a temperature sensor is fixedly connected to the inner side wall of the water tank, and a display is fixedly connected to the front of the water tank.

[0011] Through the above technical solution, water can be heated by starting the heater body, and the temperature of the water is sensed by the temperature sensor and displayed on the display.

[0012] Furthermore, one end of the water pumping pipe is fixedly sleeved with the water tank, and the water outlet pipe is fixedly sleeved with the tank body.

[0013] Through the above technical solution, the water pump can be started to pump water from the water outlet pipe into the interior of the spray pipe through the water pumping pipe, and the spray head performs spraying.

[0014] Furthermore, the spray tube is in a "U"-shaped structure, and the outer wall of the spray tube is fixedly connected to the inner wall of the test chamber.

[0015] Through the above technical solution, the number of the spray heads is multiple, and the test cavity can be sprayed more evenly.

[0016] Furthermore, a groove is formed on the outer wall of the bracket, a spring is fixedly connected to the inner wall of the groove, and a clamping block is fixedly connected to one end of the spring.

[0017] Through the above technical solution, the inclined surface of the block will move toward the inside of the groove under the action force, thereby rotating the fan 180 degrees.

[0018] Furthermore, the clamping block is slidably sleeved with the groove, the inner wall of the channel is provided with a clamping groove, and the clamping block is movably clamped with the clamping groove.

[0019] Through the above technical solution, the card block is connected to the inside of the card slot to fix the fan.

[0020] In summary, the present application includes at least one of the following beneficial technical effects:

[0021] (1) By setting up a water pump, a mesh plate, a fan, a spray pipe and a spray head, the water pump can be started to pump water from the water outlet pipe into the inside of the spray pipe through the water pump, and the spray head sprays. The fan causes the fan blades to rotate at a high speed, so that the mist has a strong airflow, thereby simulating the scene of the headlights following the car when driving at high speed. Then, the device can test the anti-fog performance of the headlights when facing high-speed airflow, thereby expanding the test range of the device and improving the test effect of the device.

[0022] (2) By setting up the test chamber, fan, slot, groove, spring and block, the bracket can be rotated to rotate the fan 180 degrees, and the block is snapped into the inside of the slot again to fix the fan. Then, the operation of the fan can form an adsorption airflow inside the test chamber, thereby simulating the scene of headwind, thereby further meeting the applicability requirements of the device, and thus it is worthy of promotion. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 The figure is a schematic diagram of the structure of a vehicle headlight anti-fog testing device;

[0024] Figure 2 This is a front cross-sectional view of a device for testing the anti-fog performance of automobile lamps;

[0025] Figure 3 This is a schematic diagram of the structure of the fan in this application;

[0026] Figure 4 for Figure 2 Enlarged image of .

[0027] Description of the numbers in the figure:

[0028] 1. Box body; 2. Test chamber; 3. Box door; 4. Water tank; 5. Heater body; 6. Temperature sensor; 7. Display; 8. Water pump; 9. Suction pipe; 10. Water outlet pipe; 11. Bracket; 12. Screen; 13. Rotating shaft; 14. Fan; 15. Slot; 16. Groove; 17. Spring; 18. Channel; 19. Spray pipe; 20. Spray head; 21. Block. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application; obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments, and all other embodiments obtained by ordinary technicians in this field based on the embodiments in the present application without making creative work are within the scope of protection of the present application.

[0030] In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", "top / bottom" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present application. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0031] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "set / connected", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0032] The following is combined with Figure 1-4 This application is described in further detail.

[0033] The present application discloses a device for testing the anti-fog performance of automobile lamps. Figure 1-4 , including a box body 1, a test cavity 2 is opened on the front of the box body 1, a box door 3 is rotatably connected to the front of the box body 1, a water tank 4 is fixedly connected to the bottom of the box body 1, a water pump 8 is fixedly connected to the top of the box body 1, a water inlet of the water pump 8 is fixedly connected to a water pumping pipe 9, and a water outlet of the water pump 8 is fixedly connected to a water outlet pipe 10.

[0034] One end of the water outlet pipe 10 is fixedly connected to a spray pipe 19, the outer wall of the spray pipe 19 is fixedly connected to a spray head 20, the inner wall of the test chamber 2 is provided with a channel 18, the inner wall of the channel 18 is fixedly connected to a rotating shaft 13, one end of the rotating shaft 13 is rotatably connected to a bracket 11, the inner wall of the bracket 11 is fixedly connected to a mesh plate 12, one side of the mesh plate 12 is fixedly connected to a fan 14, and the water pump 8 is started to pump water from the water outlet pipe 10 into the interior of the spray pipe 19 through the pumping pipe 9, and the spray head 20 sprays, and the fan 14 makes the fan blades rotate at a high speed, so that the mist has a strong airflow, thereby simulating the scene of the headlights following the car when driving at high speed, and then the device can test the anti-fog performance of the headlights when facing high-speed airflow, thereby expanding the test range of the device and improving the test effect of the device.

[0035] In this embodiment, a heater body 5 is fixedly connected to the inner wall of the water tank 4, a temperature sensor 6 is fixedly connected to the inner wall of the water tank 4, and a display 7 is fixedly connected to the front of the water tank 4. The heater body 5, the temperature sensor 6 and the display 7 are all existing devices and will not be explained in detail here. Starting the heater body 5 can heat the water, and the temperature of the water is sensed by the temperature sensor 6 and displayed on the display 7.

[0036] In this embodiment, one end of the water suction pipe 9 is fixedly connected to the water tank 4, and the water outlet pipe 10 is fixedly connected to the box body 1. When the water pump 8 is started, water can be pumped from the water outlet pipe 10 into the interior of the spray pipe 19 through the water suction pipe 9, and the spray head 20 sprays.

[0037] In this embodiment, the spray tube 19 is in a "U" shape, and the outer wall of the spray tube 19 is fixedly connected to the inner wall of the test cavity 2. There are multiple spray heads 20, so that the test cavity 2 can be sprayed more evenly.

[0038] In this embodiment, a groove 16 is formed on the outer wall of the bracket 11, and a spring 17 is fixedly connected to the inner wall of the groove 16. A clamping block 21 is fixedly connected to one end of the spring 17. When the bracket 11 is rotated, the inclined surface of the clamping block 21 is moved toward the inside of the groove 16 by the force, thereby rotating the fan 14 180 degrees.

[0039] In this embodiment, the block 21 is slidably connected with the groove 16, and the inner wall of the channel 18 is provided with a slot 15. The block 21 is movably connected with the slot 15, and the block 21 is connected inside the slot 15 to fix the fan 14.

[0040] The implementation principle of the anti-fog property test device for automobile lamps in the embodiment of the present application is as follows: first, water is poured into the water tank 4, and the heater body 5 is started to heat the water. After the temperature sensor 6 senses the temperature of the water, it is displayed on the display 7, and the temperature of the water can be controlled to simulate fog in weather with different temperatures;

[0041] Secondly, the water pump 8 is started to pump water through the water pumping pipe 9 and from the water outlet pipe 10 into the interior of the spray pipe 19, and the spray head 20 sprays. At this time, the fan 14 is started to rotate the fan blades at a high speed, so that the mist has a strong airflow, thereby simulating the scene of the headlights following the car when it is driving at high speed;

[0042] Finally, by rotating the bracket 11, the inclined surface of the block 21 will be moved toward the inside of the groove 16 due to the force, so that the fan 14 can be rotated 180 degrees, and then the block 21 will be snapped into the inside of the slot 15 again to fix the fan 14. Then, the operation of the fan 14 can form an adsorption airflow inside the test chamber 2, thereby simulating the scene of headwind.

[0043] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A vehicle lamp anti-fog test device, comprising a box (1), characterized in that: The front of the box (1) is provided with a test chamber (2), the front of the box (1) is rotatably connected to a box door (3), the bottom of the box (1) is fixedly connected to a water tank (4), the top of the box (1) is fixedly connected to a water pump (8), the water inlet of the water pump (8) is fixedly connected to a water pump pipe (9), and the water outlet of the water pump (8) is fixedly connected to a water outlet pipe (10); One end of the water outlet pipe (10) is fixedly connected to a spray pipe (19), the outer wall of the spray pipe (19) is fixedly connected to a spray head (20), the inner wall of the test chamber (2) is provided with a channel (18), the inner wall of the channel (18) is fixedly connected to a rotating shaft (13), one end of the rotating shaft (13) is rotatably connected to a bracket (11), the inner wall of the bracket (11) is fixedly connected to a mesh plate (12), and one side of the mesh plate (12) is fixedly connected to a fan (14).

2. The anti-fog property testing device for automobile lamps according to claim 1, characterized in that: The inner wall of the water tank (4) is fixedly connected to a heater body (5), the inner side wall of the water tank (4) is fixedly connected to a temperature sensor (6), and the front of the water tank (4) is fixedly connected to a display (7).

3. The anti-fog property testing device for automobile lamps according to claim 1, characterized in that: One end of the water suction pipe (9) is fixedly sleeved with the water tank (4), and the water outlet pipe (10) is fixedly sleeved with the tank body (1).

4. The anti-fog property testing device for automobile lamps according to claim 1, characterized in that: The spray tube (19) is in a "U"-shaped structure, and the outer wall of the spray tube (19) is fixedly connected to the inner wall of the test chamber (2).

5. The anti-fog property testing device for automobile lamps according to claim 1, characterized in that: The outer wall of the bracket (11) is provided with a groove (16), the inner wall of the groove (16) is fixedly connected with a spring (17), and one end of the spring (17) is fixedly connected with a clamping block (21).

6. The anti-fog property testing device for automobile lamps according to claim 5, characterized in that: The clamping block (21) is slidably sleeved with the groove (16); a clamping groove (15) is provided on the inner wall of the channel (18); and the clamping block (21) is movably clamped with the clamping groove (15).

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