Dustproof headlamp for traffic transportation equipment

Abstract

The utility model discloses a dustproof headlamp for traffic transportation equipment, and belongs to the technical field of headlamps for traffic transportation equipment. Comprising a lamp shell, a base is arranged at the bottom of the lamp shell, a heat conduction seat is arranged at the upper end of the base, a substrate is arranged at the upper end of the heat conduction seat, an LED chip is arranged at the upper end of the substrate, a lampshade is arranged above the LED chip, and a limiting ring is arranged on the outer wall of the lampshade. The problems that in the prior art, the sealing performance between a lampshade and a headlamp is poor, dust is accumulated in the lampshade, the driving safety of an automobile is greatly affected, and the service life of the automobile headlamp is shortened are solved, the air inlet fan and the exhaust fan are arranged, the air inlet fan sucks cold air, the automobile lamp body can be cooled, and the service life of the automobile headlamp is prolonged. The sealing ring is arranged between the lampshade and the lamp shell, the sealing ring enables the interior of the lamp shell to be in a sealed state, the good dustproof effect is achieved, the interior of the lamp shell is in a closed environment, and the heat preservation effect is achieved under the low-temperature condition.

Description

Technical Field

[0001] The utility model relates to the technical field of transportation equipment headlights, in particular to a dustproof headlight for transportation equipment. Background Art

[0002] With the continuous development of the vehicle lighting system upgrade market, people have put forward higher performance requirements for the headlights of vehicles such as automobiles and high-end motorcycles, such as high-efficiency lighting light sources, ideal light patterns, and beautiful lamp body shapes. The existing Chinese patent with publication number CN221171915U discloses a car headlight with a protective structure: the patent can fix the headlight to the middle of the headlight housing by pressing and turning the turntable, and the headlight and headlight housing can be separated by pressing and turning the turntable at the same time, which can conveniently install or remove the headlight. At the same time, when the lampshade is squeezed, the spring is squeezed by the movable plate, and the car headlight can be retracted to the middle of the headlight housing as a whole, thereby protecting the lampshade and bulb, and reducing the number of car headlight damages.

[0003] However, the above-mentioned prior art solutions also have the following defects:

[0004] The existing lampshade and the headlight have poor sealing performance, which causes dust to accumulate inside the lampshade, greatly affecting the driving safety of the car and reducing the service life of the car headlight. Utility Model Content

[0005] The purpose of the utility model is to provide a dust-proof headlamp for transportation equipment. An intake fan and an exhaust fan are provided. The intake fan draws in cold air to cool the main body of the headlamp. The exhaust fan is used to exhaust air. A sealing ring is provided between the lampshade and the lamp housing. The sealing ring makes the interior of the lamp housing sealed, has a good dust-proof effect, and makes the interior of the lamp housing a closed environment, has a heat-insulating effect under low temperature conditions, and solves the problems in the prior art.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a dustproof headlamp for transportation equipment, comprising a lamp housing, a base is provided at the bottom of the lamp housing, a heat-conducting seat is provided at the upper end of the base, a substrate is provided at the upper end of the heat-conducting seat, an LED chip is provided at the upper end of the substrate, a lampshade is provided above the LED chip, a limiting ring is provided on the outer wall of the lampshade, and the limiting ring and the lampshade are an integrated structure, and a positioning rod is fixedly provided at the upper end of the limiting ring.

[0007] Preferably, an air intake fan is provided at the front end of the lamp housing, and an exhaust fan is provided at the lower end of the base.

[0008] Preferably, an air outlet hole is provided inside the base, and a card slot is provided around the air outlet hole, and the card slot is located inside the base.

[0009] Preferably, a heat conduction channel is provided inside the heat conduction seat, and there are several heat conduction channels.

[0010] Preferably, a clamping piece is provided at the lower end of the lamp housing, and the clamping piece is adapted to the clamping slot.

[0011] Preferably, a sealing ring is provided between the lampshade and the lamp housing.

[0012] Preferably, a groove is provided on the heat conducting seat.

[0013] Preferably, the inner wall of the lamp housing is provided with a flange, and a through hole is provided inside the flange.

[0014] Preferably, one end of the positioning rod passes through the sealing ring and the through hole and is fixed to the fixing nut.

[0015] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0016] 1. The utility model is a dustproof headlamp for transportation equipment. An intake fan and an exhaust fan are provided. The intake fan draws in cold air to cool the main body of the headlamp. The exhaust fan is used to exhaust air. A sealing ring is provided between the lampshade and the lamp housing. The sealing ring seals the interior of the lamp housing, which has a good dustproof effect and makes the interior of the lamp housing a closed environment, which has a heat preservation effect under low temperature conditions. The heat conduction channel conducts the heat generated by the LED chip and discharges the heated air from the exhaust fan through the air outlet hole, thereby increasing the service life of the headlamp.

[0017] 2. The utility model is a dustproof headlamp for transportation equipment. By passing one end of the positioning rod of the lampshade through the sealing ring and the through hole and fixing it with the fixing nut, the positioning rod and the fixing nut are threadedly connected, which facilitates the fixed installation of the lampshade. The cooperation of the clamp and the slot facilitates the fixed installation of the base and the lamp housing. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the overall split structure of the utility model;

[0020] Figure 3 This is a schematic diagram of the bottom view of the heat conducting seat of the present invention;

[0021] Figure 4 This is a schematic diagram of the cross-sectional structure of the lamp housing of the present invention.

[0022] In the figure: 1. Lamp housing; 2. Base; 3. Thermal conductor; 4. Lampshade; 101. Inlet fan; 102. Flange; 103. Clamp; 104. Through hole; 201. Exhaust fan; 202. Exhaust through hole; 203. Slot; 301. Base plate; 302. Groove; 303. Thermal channel; 401. Fixing nut; 402. Positioning rod; 403. Sealing ring; 404. Limiting ring. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0024] In order to solve the technical problem in the prior art that the sealing between the lampshade and the headlight is poor, dust accumulates inside the lampshade, greatly affecting the driving safety of the car and reducing the service life of the car headlight, please refer to Figure 1-4 , providing the following technical solutions:

[0025] In this embodiment, a dustproof headlamp for transportation equipment includes a lamp housing 1, a base 2 is provided at the bottom of the lamp housing 1, a heat-conducting seat 3 is provided at the upper end of the base 2, a substrate 301 is provided at the upper end of the heat-conducting seat 3, an LED chip is provided at the upper end of the substrate 301, a lampshade 4 is provided above the LED chip, a limiting ring 404 is provided on the outer wall of the lampshade 4, and the limiting ring 404 and the lampshade 4 are an integrated structure, and a positioning rod 402 is fixedly provided at the upper end of the limiting ring 404.

[0026] An intake fan 101 is provided at the front end of the lamp housing 1, and an exhaust fan 201 is provided at the lower end of the base 2. By opening the intake fan 101 and the exhaust fan 201, the intake fan 101 draws in cold air to cool the lamp body, and the exhaust fan 201 is used for exhausting air.

[0027] An air outlet hole 202 is provided inside the base 2, and a card slot 203 is provided around the air outlet hole 202, and the card slot 203 is located inside the base 2. A card member 103 is provided at the lower end of the lamp housing 1, and the card member 103 is adapted to the card slot 203. The cooperation between the card member 103 and the card slot 203 facilitates the fixed installation of the base 2 and the lamp housing 1.

[0028] A groove 302 is provided on the heat conducting base 3 , and a plurality of heat conducting channels 303 are provided inside the heat conducting base 3 . The heat conducting channels 303 conduct the heat generated by the LED chip and discharge the heated air from the exhaust fan 201 through the air outlet hole 202 .

[0029] A sealing ring 403 is provided between the lampshade 4 and the lamp housing 1. The sealing ring 403 seals the interior of the lamp housing 1, has a good dustproof effect, and makes the interior of the lamp housing 1 a closed environment, has a heat preservation effect under low temperature conditions.

[0030] A flange 102 is provided on the inner wall of the lamp housing 1, and a through hole 104 is provided inside the flange 102. One end of the positioning rod 402 passes through the sealing ring 403 and the through hole 104 and is fixed to the fixing nut 401. The positioning rod 402 is threadedly connected to the fixing nut 401 to facilitate the fixed installation of the lampshade 4. The flange 102 serves to limit the limiting ring 404.

[0031] Working principle: When in use, install the lampshade 4 and the lamp housing 1, pass one end of the positioning rod 402 through the sealing ring 403 and the through hole 104 and fix it with the fixing nut 401 to complete the installation, then place the thermal seat 3, the substrate 301 and the LED chip on the base 2, and match the clamp 103 with the slot 203 to fix the base 2 and the lamp housing 1. By turning on the air intake fan 101 and the exhaust fan 201, the air intake fan 101 draws in cold air, which can cool the main body of the car lamp, and the heat conduction channel 303 conducts the heat generated by the LED chip, and discharges the heated air from the exhaust fan 201 through the air outlet through hole 202. The sealing ring 403 makes the interior of the lamp housing 1 sealed, which has a good dust-proof effect, and makes the interior of the lamp housing 1 in a closed environment, which has a heat preservation effect under low temperature conditions.

[0032] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0033] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention.

Claims

1. A dustproof headlamp for transportation equipment, comprising a lamp housing (1), characterized in that: The bottom of the lamp housing (1) is provided with a base (2), the upper end of the base (2) is provided with a heat conducting seat (3), the upper end of the heat conducting seat (3) is provided with a substrate (301), the upper end of the substrate (301) is provided with an LED chip, a lampshade (4) is provided above the LED chip, a limiting ring (404) is provided on the outer wall of the lampshade (4), and the limiting ring (404) and the lampshade (4) are an integrated structure, and a positioning rod (402) is fixedly provided on the upper end of the limiting ring (404).

2. The dustproof headlamp for transportation equipment according to claim 1, characterized in that: An air intake fan (101) is provided at the front end of the lamp housing (1), and an air exhaust fan (201) is provided at the lower end of the base (2).

3. The dustproof headlamp for transportation equipment according to claim 1, characterized in that: An air outlet hole (202) is provided inside the base (2), and a card slot (203) is provided around the air outlet hole (202), and the card slot (203) is located inside the base (2).

4. The dustproof headlamp for transportation equipment according to claim 1, characterized in that: The heat conducting seat (3) is provided with a heat conducting channel (303) inside, and a plurality of heat conducting channels (303) are provided.

5. The dustproof headlamp for transportation equipment according to claim 1, characterized in that: A clamping piece (103) is provided at the lower end of the lamp housing (1), and the clamping piece (103) is adapted to the clamping slot (203).

6. The dustproof headlamp for transportation equipment according to claim 1, characterized in that: A sealing ring (403) is provided between the lampshade (4) and the lamp housing (1).

7. The dustproof headlamp for transportation equipment according to claim 1, characterized in that: The heat conducting seat (3) is provided with a groove (302).

8. The dustproof headlamp for transportation equipment according to claim 6, characterized in that: The inner wall of the lamp housing (1) is provided with a flange (102), and a through hole (104) is provided inside the flange (102).

9. The dustproof headlamp for transportation equipment according to claim 8, characterized in that: One end of the positioning rod (402) passes through the sealing ring (403) and the through hole (104) and is fixed to the fixing nut (401).

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