CN210267067U

CN210267067U - Automobile lamp

Info

Publication number: CN210267067U
Application number: CN201921643880.9U
Authority: CN
Inventors: 石凯
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-29
Filing date: 2019-09-29
Publication date: 2020-04-07
Anticipated expiration: 2029-09-29

Abstract

The utility model discloses an automobile lamp belongs to the automobile lamps and lanterns field, solves the bad problem of automobile lamp heat dissipation. The utility model provides an automobile lamp, contains LED lamp, end cover, radiator fan, its characterized in that: the lamp post is designed to be a large end and a small end; the LED lamp is pasted around the small end of the lamp post, the large end of the lamp post is inserted into the inner cavity of the radiator through the through hole of the end cover, the end cover is arranged at the front end of the radiator, and the cooling fan is arranged at the rear end of the radiator. Due to the fact that the lamp post is designed to be the big end and the small end, the lamp can emit light in 360 degrees without dead angles, heat dissipation of the lamp is good, and service life of the lamp is greatly prolonged.

Description

Automobile lamp

Technical Field

An automobile lamp belongs to the field of automobile lamps.

Background

With the development of science and technology, the lighting requirements of automobile lamps are higher and higher, and the automobile lamps pursue 360-degree dead-corner-free light emission at present. In order to pursue the lighting without dead angle in 360 degrees, the current common method is to make the lamp post as small as possible and then paste the LED lamp around the lamp post; therefore, the lamp post can not shield the illumination angle of the LED lamp, and the automobile lamp can emit light at 360 degrees; however, the area of the lamp post is reduced, which leads to the reduction of the heat dissipation area, resulting in poor heat dissipation effect of the lamp and short service life of the lamp.

Application No.: 201721543759.X discloses an automobile lampwick structure, a lamppost of the patent is small, LED lamps are attached to the periphery of the lamppost to achieve peripheral illumination, and resin is filled between the lamppost and a support after the lamppost is installed in the support. The small area of the lamp post causes small heat dissipation area and high resin thermal resistivity, so that the lamp wick structure of the lamp can cause poor heat dissipation, and the service life of the lamp is shortened.

SUMMERY OF THE UTILITY MODEL

The technical problem is as follows: accomplish 360 degrees no dead angles illumination to the car lamp, and lead to the bad problem of radiating effect, the utility model provides a solution.

The technical scheme is as follows: an automobile lamp comprises an LED lamp, an end cover, a radiator, a heat radiation fan and a lamp post, wherein the lamp post is designed into a large end and a small end; the LED lamp is pasted around the small end of the lamp post, the large end of the lamp post is inserted into the inner cavity of the radiator through the through hole of the end cover, the end cover is arranged at the front end of the radiator, and the cooling fan is arranged at the rear end of the radiator.

Preferably, the small end of the lamp post is designed into a rectangular column shape, and the large end of the lamp post is designed into a flat cuboid shape.

Preferably, the small end of the lamp post is designed into a rectangular column shape, and the large end of the lamp post is designed into a flat cone shape.

Preferably, the lamp post is made of copper.

Furthermore, two clamping plates are arranged on two large planes of the large end of the lamp post.

Furthermore, the radiator is divided into an upper radiator and a lower radiator, the lamp post is clamped between the upper radiator and the lower radiator, and a gap is reserved between the upper radiator and the lower radiator after the lamp post is clamped, so that the outer surface of the lamp post is tightly attached to the inner surface of the radiator.

Preferably, the lamp post comprises a heat pipe and a heat conducting plate, the heat conducting plate is divided into an upper part and a lower part, grooves for placing the heat pipe are formed in the upper heat conducting plate and the lower heat conducting plate, and the upper heat conducting plate and the lower heat conducting plate clamp the heat pipe to form a whole.

Further: the heat conducting plate is made of red copper.

Further: the shell of the heat pipe is made of copper, and the heat pipe is filled with acetone as a working medium.

Has the advantages that: because the utility model discloses a lamp pole structure of car lamp has adopted the design of big or small end, has both accomplished lamps and lanterns and has 360 degrees no dead angles illumination, and lamps and lanterns that make again possess good radiating effect, have prolonged the life of lamps and lanterns.

Drawings

Fig. 1 is an exploded view of an automotive lamp according to the present invention.

Fig. 2 is a lamp post structure diagram of a first embodiment of the automotive lamp of the present invention.

Fig. 3 is a lamp post structure diagram of a second embodiment of the automotive lamp of the present invention.

Fig. 4 is a sectional view of a lamp post structure of a third embodiment of the automotive lamp of the present invention.

Fig. 5 is a schematic diagram of the operation of a heat pipe according to a third embodiment of the present invention.

Fig. 6 is a sectional view of a heat pipe according to a third embodiment of the present invention.

In the figure, 1 is an LED lamp, 2 is a lamp post, 2-1 is a heat pipe, 2-2 is a heat conducting plate, 3 is a clamping plate, 4 is an end cover, 5 is a heat radiator, 5A is a lower heat radiator, 5B is an upper heat radiator, and 6 is a heat radiating fan.

Detailed Description

The technical solution of the present invention will be explained by selecting a preferred embodiment with reference to the accompanying drawings.

The first embodiment is as follows: as shown in fig. 1 and 2, an automotive lamp includes an LED lamp 1, an end cap 4, a heat sink 5, a heat dissipation fan 6, and a lamp post 2. The lamp post 2 is made of copper material, the heat conductivity of the copper is high, and the heat can be conducted out as soon as possible. The lamp post 2 is designed into a big end and a small end, the small end of the lamp post 2 is designed into a rectangular column shape, and the big end of the lamp post 2 is designed into a flat cuboid shape; the structure not only enables the lamp to emit light at 360 degrees without dead angles, but also enables the lamp to have good heat dissipation effect and prolongs the service life of the lamp. The LED lamp 1 is pasted around the small end of the lamp post 2. Two clamping plates 3 are arranged on two large planes of the large end of the lamp post 2, the large end of the lamp post 2 is clamped by the two clamping plates 3, and the clamping plates 3 and the lamp post 2 are fixed into a whole by screws; the structure increases the heat dissipation area of the lamp and ensures that the lamp post 2 is firmer and is not easy to deform. The big end of the lamp post 2 is inserted into the inner cavity of the radiator 5 through the through hole of the end cover 4, the radiator 5 is divided into an upper radiator 5B and a lower radiator 5A, and the inner cavities of the upper radiator 5B and the lower radiator 5A are respectively provided with a groove matched with the lamp post 2 and the clamping plate 3; the lamp post 2 and the clamping plate 3 are clamped after the upper radiator 5B and the lower radiator 5A are assembled through screws, and a gap is reserved between the upper radiator 5B and the lower radiator 5A after the lamp post 2 and the clamping plate 3 are clamped, so that the outer surfaces of the lamp post 2 and the clamping plate 3 are tightly attached to the inner surface of the radiator 5. The end cover 4 and the radiator 5 are arranged at the front end of the radiator 5 after being in snap fit, the rear end of the radiator 5 is provided with a groove for clamping the radiating fan 6, and the radiating fan 6 is arranged in the groove.

Example two: as shown in fig. 3, the small end of the lamp post is designed as a rectangular cylinder, and the large end of the lamp post is designed as a flat cone. The rest is as described in the first embodiment.

Example three: as shown in fig. 4, 5, and 6: the lamp post 2 comprises a heat pipe 2-1 and a heat pipe 2-2, the heat pipe 2-2 is divided into an upper part and a lower part, grooves for placing the heat pipe 2-1 are formed in the upper heat pipe and the lower heat pipe, the heat pipe 2-1 is placed in the grooves of the heat pipe 2-2, and the upper heat pipe and the lower heat pipe clamp the heat pipe 2-1 and are fixed through screws to form a whole. The heat conducting plate 2-2 is made of red copper, the red copper has good heat conducting performance, and the heat conducting plate made of the red copper has good heat radiating effect. The shell of the heat pipe 2-1 is made of copper, stainless steel and other materials, the inner cavity of the heat pipe 2-1 is vacuumized, and acetone, methanol, sodium and the like are filled in the inner cavity of the heat pipe to serve as working media. The heat pipe 2-1 can be divided into an evaporation section, a heat insulation section and a condensation section according to the operation condition, the operation mechanism is that the phase change transfer process of the evaporation and condensation of the working medium at the cold end and the hot end is the heat transfer, and in addition, the inside of the heat pipe 2-1 is in a vacuum state, so the evaporation and condensation of the working medium can be carried out at the temperature lower than the conventional boiling point of the working medium. In addition, the capillary structure is attached to the inner wall of the heat pipe 2-1, and the circulation speed of evaporation and condensation of the working medium can be accelerated under the action of the capillary structure. The heat pipe technology of the scheme is a technology which is already used for industrial production, and related more detailed information can be consulted and obtained on websites such as hundred-degree libraries and the like.

Claims

1. The utility model provides an automobile lamp, contains LED lamp (1), end cover (4), radiator (5), radiator fan (6), its characterized in that: the lamp post (2) is designed to be a big end and a small end; LED lamps (1) are attached to the periphery of the small end of the lamp post (2), the large end of the lamp post (2) is inserted into the inner cavity of the radiator (5) through the through hole of the end cover (4), the end cover (4) is arranged at the front end of the radiator (5), and the cooling fan (6) is arranged at the rear end of the radiator (5).

2. An automotive lamp according to claim 1, characterized in that: the small end of the lamp post (2) is designed to be in a rectangular column shape, and the large end of the lamp post (2) is designed to be in a flat cuboid shape.

3. An automotive lamp according to claim 1, characterized in that: the small end of the lamp post (2) is designed to be a rectangular column, and the large end of the lamp post (2) is designed to be a flat cone.

4. An automotive lamp according to claim 1, characterized in that: the lamp post (2) is made of copper.

5. An automotive lamp according to claim 1, characterized in that: two clamping plates (3) are arranged on two large planes of the large end of the lamp post (2).

6. An automotive lamp according to claim 1, characterized in that: the radiator (5) is divided into an upper radiator (5B) and a lower radiator (5A), the lamp post (2) is clamped between the upper radiator (5B) and the lower radiator (5A), and a gap is reserved between the upper radiator (5B) and the lower radiator (5A) after the lamp post (2) is clamped, so that the outer surface of the lamp post (2) is tightly attached to the inner surface of the radiator (5).

7. An automotive lamp according to claim 1, characterized in that: the lamp post (2) comprises a heat pipe (2-1) and a heat conducting plate (2-2), wherein the heat conducting plate (2-2) is divided into an upper part and a lower part, grooves for placing the heat pipe (2-1) are formed in the upper heat conducting plate and the lower heat conducting plate, and the upper heat conducting plate and the lower heat conducting plate form a whole after clamping the heat pipe (2-1).

8. An automotive lamp according to claim 7, characterized in that: the heat conducting plate (2-2) is made of red copper.

9. An automotive lamp according to claim 7, characterized in that: the shell of the heat pipe (2-1) is made of copper, and the heat pipe (2-1) is filled with acetone as a working medium.