CN216976685U

CN216976685U - LED automobile lamp with heat pipe for heat dissipation

Info

Publication number: CN216976685U
Application number: CN202122431159.7U
Authority: CN
Inventors: 严桂准
Original assignee: Guangzhou Jiechuang Industrial Co ltd
Current assignee: Guangzhou Jiechuang Industrial Co ltd
Priority date: 2021-10-09
Filing date: 2021-10-09
Publication date: 2022-07-15
Anticipated expiration: 2031-10-09

Abstract

The utility model discloses a heat pipe radiating LED automobile lamp, which comprises a lamp body assembly and a radiator arranged at one end of the lamp body assembly, wherein an outer protective cover is arranged outside the radiator, a vent is formed in the surface of the outer wall of the outer protective cover, and a dustproof filter screen is embedded in the surface of the inner wall of the vent; according to the LED automobile lamp, through the installed outer shield, the outer shield can protect the radiator and the radiating fan when in actual use, so that impurities and dust are prevented from being adhered to the surface of the radiator when in use, the cleanness of the surface of the radiator is guaranteed, the radiating effect of the radiator is not influenced, air can enter the outer shield from the ventilation opening and is finally exhausted by the radiating fan, the air circulation can be achieved in the outer shield, the heat on radiating fins can be taken away by the air, the rapid heat exhaust is guaranteed, and the service life of the LED automobile lamp can be prolonged.

Description

LED automobile lamp with heat pipe for heat dissipation

Technical Field

The utility model relates to the technical field of LED automobile lamps, in particular to an LED automobile lamp with a heat pipe for heat dissipation.

Background

In recent years, with the gradual increase of the luminous efficiency and the gradual decrease of the cost of Light Emitting Diodes (LEDs), semiconductor lighting is gradually becoming the development trend of modern lighting, and is known as a fourth generation lighting electric light source after incandescent lamps, fluorescent lamps and energy-saving lamps, and is called as a "green light source in the 21 st century". The LED is used as a novel light source, has the advantages of long service life, energy conservation, good light quality, simple structure, quick response, low voltage, small volume and the like, and is gradually matured and has better effect and economic benefit when being used as an automobile headlamp, an automobile interior lamp, a brake lamp and the like.

However, when the traditional LED automobile lamp in the market is used, the radiator is mainly adopted for independent heat dissipation, most of the radiator is exposed outside, and after the LED automobile lamp is used for a long time, a large amount of dust can be adhered to the heat dissipation fins outside the radiator, so that the heat dissipation effect of the radiator can be influenced, and the service life of the LED automobile lamp is greatly reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an LED automobile lamp with a heat pipe for heat dissipation, which aims to solve the problem that the service life of the LED automobile lamp is greatly shortened as the conventional LED automobile lamp mainly adopts a radiator for autonomous heat dissipation, and as most of the radiator is exposed outside, a large amount of dust adheres to heat dissipation fins outside the radiator after the LED automobile lamp is used for a long time, the heat dissipation effect of the radiator is influenced.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a radiating LED car lamp of heat pipe, include lamp body component with set up in the radiator of lamp body component one end, the radiator outside is provided with the outer shield, the vent has been seted up on outer shield outer wall surface, vent inner wall surface mosaic has dustproof filter screen.

Preferably, a heat dissipation fan is fixedly installed at an opening formed at one end of the outer shield.

Preferably, the lamp body component comprises a lamp source component, one end of the lamp source component is fixedly provided with a lamp panel, and a cover plate is fixedly arranged outside the lamp source component.

Preferably, the lamp source assembly comprises a metal substrate, the surface of the outer wall of the metal substrate is fixedly provided with an LED light-emitting element, and heat pipes are welded on two sides of the metal substrate.

Preferably, the outer wall surface of the outer shield is fixedly provided with a mounting seat, and the surface of the mounting seat is provided with a plurality of fixing holes.

Preferably, the heat sink is composed of a plurality of heat dissipation fins arranged in an array along the circumferential direction of the heat sink, and an air convection gap is formed between every two adjacent heat dissipation fins.

Compared with the prior art, the utility model has the beneficial effects that:

according to the LED automobile lamp, through the installed outer shield, the outer shield can protect the radiator and the radiating fan when in actual use, so that impurities and dust are prevented from being adhered to the surface of the radiator when in use, the cleanness of the surface of the radiator is guaranteed, the radiating effect of the radiator is not influenced, air can enter the outer shield from the ventilation opening and is finally exhausted by the radiating fan, the air circulation can be achieved in the outer shield, the heat on radiating fins can be taken away by the air, the rapid heat exhaust is guaranteed, and the service life of the LED automobile lamp can be prolonged.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a bottom view of the present invention;

fig. 4 is a schematic structural diagram of the lamp source assembly of the present invention.

In the figure: 10-a lamp body assembly; 11-a cover plate; 12-a lamp panel; 13-a light source assembly; 131-a metal substrate; 132-LED light emitting elements; 133-a heat pipe; 20-a radiator; 30-an outer shield; 31-a vent; 32-dustproof filter screen; 40-a heat dissipation fan; 50-mounting seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a radiating LED car lamp of heat pipe, includes lamp body component 10 and sets up in the radiator 20 of lamp body component 10 one end, and radiator 20 outside is provided with outer shield 30, and vent 31 has been seted up on outer wall surface of outer shield 30, and vent 31 inner wall surface inlays and has dustproof filter screen 32, and dustproof filter screen 32 can avoid dust and impurity to enter into in the outer shield 30.

Further, outer guard shield 30 can play the protection to radiator 20 and radiator fan 40, avoids impurity and dust adhesion on radiator 20 surface when using, has guaranteed the cleanliness factor on radiator 20 surface, can not influence its radiating effect to the air can enter into outer guard shield 30 from vent 31 in, is discharged by radiator fan 40 again at last, makes the circulation that can realize the air in outer guard shield 30, ensures that the air can take away the heat on the heat radiation fin, has guaranteed thermal quick discharge.

Wherein, a heat dissipation fan 40 is fixedly installed at an opening formed at one end of the outer shield 30.

In this embodiment, it is preferable that the heat dissipation fan 40 is a high-speed rotation fan, and the air volume generated by the high-speed rotation of the heat dissipation fan 40 can quickly blow away the heat in the heat sink 20, so as to dissipate the heat more quickly.

The lamp body assembly 10 comprises a lamp source assembly 13, a lamp panel 12 is fixedly mounted at one end of the lamp source assembly 13, and a cover plate 11 is fixedly mounted outside the lamp source assembly 13.

In this embodiment, the metal substrate 131 and the fan 50 are electrically connected to the external lead of the LED car lamp.

The lamp source assembly 13 includes a metal substrate 131, an LED light emitting element 132 is fixedly mounted on the outer wall surface of the metal substrate 131, heat pipes 133 are welded on two sides of the metal substrate 131, a heat conducting medium is coated between the heat pipes 133 and the metal substrate 131, the length of the heat pipes 133 is equal to that of the metal substrate 131, and the heat pipes 133 and the metal substrate 131 extend into the outer shield 30.

In this embodiment, it is concrete that metal substrate 131 preferably adopts the high heat conduction copper base plate of two-sided circuit, and this high heat conduction copper base plate preferably has the electrical heat separation structure, and LED light emitting component 132 preferably adopts the electrical heat separation LED lamp pearl of super large chip, and its characteristics are that the light efficiency is high, light shape is good, the colour temperature is pure, color rendering index is high, and adopt the electrical heat separation LED lamp pearl to make LED light emitting component 132's heat dissipation more ideal.

Further, the heat pipe 133 is welded to the metal substrate 131, so that the temperatures of the metal substrate 131 and the LED light-emitting element 132 are integrally and rapidly exchanged via the heat pipe 133, which facilitates rapid heat dissipation and enables the temperatures of various points of the metal substrate 131 to be relatively balanced.

Wherein, outer shield 30 outer wall fixed surface installs mount pad 50, and a plurality of fixed orifices has been seted up on mount pad 50 surface.

The heat sink 20 is composed of a plurality of heat dissipation fins arranged in an array along the circumferential direction thereof, and an air convection gap is formed between two adjacent heat dissipation fins, so that the heat can be discharged in an accelerated manner.

The working principle is as follows: when the heat dissipation fan is used, the heat pipe 133 is welded on the longitudinal side of the metal substrate 131, the heat of the LED light-emitting element 132 is conducted to the heat sink 20 through the metal substrate 131 and the heat pipe 133, then the air generated by the heat dissipation fan 40 during high-speed rotation can quickly blow away the heat in the heat sink 20, meanwhile, the air can enter the outer shield 30 from the vent 31, and finally the air is discharged by the heat dissipation fan 40, so that the air circulation in the outer shield 30 can be realized, the heat on the heat dissipation fins can be taken away by the air, and the quick discharge of the heat is ensured.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a radiating LED car lamp of heat pipe, include lamp body subassembly (10) and set up in radiator (20) of lamp body subassembly (10) one end, lamp body subassembly (10) includes lamp source subassembly (13), lamp source subassembly (13) one end fixed mounting has lamp panel (12), the outside fixed mounting of lamp source subassembly (13) has apron (11), lamp source subassembly (13) includes metal substrate (131), metal substrate (131) outer wall fixed surface installs LED light-emitting component (132), the welding of metal substrate (131) both sides has heat pipe (133), its characterized in that: radiator (20) outside is provided with outer guard shield (30), vent (31) have been seted up on outer guard shield (30) outer wall surface, vent (31) inner wall surface inlays and has dustproof filter screen (32).

2. The heat pipe radiating LED automobile lamp according to claim 1, wherein: and a radiating fan (40) is fixedly arranged at an opening formed at one end of the outer shield (30).

3. The heat pipe radiating LED automobile lamp according to claim 1, wherein: outer shield (30) outer wall fixed surface installs mount pad (50), a plurality of fixed orifices has been seted up on mount pad (50) surface.

4. The heat pipe radiating LED automobile lamp according to claim 1, wherein: the radiator (20) is composed of a plurality of radiating fins arranged along the circumferential direction of the radiator in an array mode, and air convection gaps are formed between every two adjacent radiating fins.