CN214038245U - Car lamp with good heat dissipation - Google Patents
Car lamp with good heat dissipation Download PDFInfo
- Publication number
- CN214038245U CN214038245U CN202120254984.1U CN202120254984U CN214038245U CN 214038245 U CN214038245 U CN 214038245U CN 202120254984 U CN202120254984 U CN 202120254984U CN 214038245 U CN214038245 U CN 214038245U
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- Prior art keywords
- heat dissipation
- copper pipe
- heat
- substrate
- conduction copper
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The light source part comprises a substrate and an LED chip arranged on the substrate, the heat dissipation part comprises a radiator and a heat conduction copper pipe arranged on one side of the substrate, the heat conduction copper pipe is connected with one side of the substrate in a welding mode, and the lower end of the heat conduction copper pipe is connected with the radiator. The utility model discloses set up the heat conduction copper pipe in one side of base plate to having solved because of the restraint of light source focus problem to its size and shape, can promoting the heat transfer efficiency of heat conduction copper pipe through enlarging the inside space of heat conduction copper pipe, promoting the whole radiating efficiency of car light.
Description
Technical Field
The utility model relates to a car light, especially a good car light dispels heat.
Background
An existing LED vehicle lamp generally includes a heat sink and an LED light source, one end of a substrate of the LED light source is connected to the heat sink, and heat on the substrate is dissipated through the heat sink, for example, an LED vehicle headlamp of chinese patent publication No. CN111981430A includes a light source portion, a heat dissipating portion, a housing, and a fixing plate, where the light source portion includes a first LED light source and a second LED light source disposed at two sides of the other end of a heat pipe; the radiator comprises two radiators, each radiator comprises a plurality of stacked radiating fins arranged at intervals, adjacent radiating fins are in tail connection, each radiator is formed by bending a copper sheet, a radiating air channel is formed between every two adjacent radiating fins, the air inlet end of each radiator is a plane, and a radiating fan is fixed at the air inlet ends of the two radiators. Although the heat dissipation efficiency of the heat dissipation body is improved, due to the installation requirement, the flat heat conduction pipe is adopted, the inner space of the flat heat conduction pipe is small, the heat conduction capacity of the automobile lamp is limited, and the integral heat dissipation efficiency of the automobile lamp cannot be improved.
Disclosure of Invention
The utility model aims to solve the technical problem that a good car light dispels the heat is provided, and car light radiating efficiency is higher.
In order to solve the technical problem, the technical scheme of the utility model is that: the light source part comprises a substrate and an LED chip arranged on the substrate, the heat dissipation part comprises a radiator and a heat conduction copper pipe arranged on one side of the substrate, the heat conduction copper pipe is connected with one side of the substrate in a welding mode, and the lower end of the heat conduction copper pipe is connected with the radiator. The utility model discloses set up the heat conduction copper pipe in one side of base plate to having solved because of the restraint of light source focus problem to its size and shape, can promoting the heat transfer efficiency of heat conduction copper pipe through enlarging the inside space of heat conduction copper pipe, promoting the whole radiating efficiency of car light.
As an improvement, the heat conduction copper pipe is a hollow square pipe, and one side of the substrate is connected with one side surface of the heat conduction copper pipe.
As an improvement, the light source part also comprises a circuit board arranged below the substrate, the circuit board is provided with a slot, and the lower end of the substrate is inserted into the slot.
As an improvement, the radiator comprises a radiator and a fan which are clamped at two sides of the heat conduction copper pipe.
As an improvement, the heat dissipation body comprises a plurality of stacked heat dissipation fins arranged at intervals, the adjacent heat dissipation fins are connected in an end-to-end mode, the heat dissipation body is formed by bending a sheet of copper sheet, a heat dissipation air channel is formed between the adjacent heat dissipation fins, the air inlet end of the heat dissipation body is a plane, and the heat dissipation fan is fixed at the air inlet ends of the two heat dissipation bodies.
As an improvement, the heat dissipation part further comprises two heat dissipation shells, an accommodating space for accommodating the heat dissipation bodies is formed in each heat dissipation shell, the two heat dissipation bodies are respectively arranged in the accommodating spaces of the two heat dissipation shells, a clamping part is arranged at the upper end of each heat dissipation shell, and the clamping parts of the two heat dissipation shells form a clamping mechanism for clamping the substrate and the heat conduction copper pipe.
As an improvement, the heat dissipation part further comprises two aluminum alloy heat dissipation shells and a fan, and an accommodating space for accommodating the fan is formed in each heat dissipation shell; the upper end of the heat dissipation shell is provided with a clamping part, and the clamping parts of the two heat dissipation shells form a clamping mechanism for clamping the substrate and the heat conduction copper pipe.
Compared with the prior art, the utility model the beneficial effect who brings is:
the utility model discloses set up the heat conduction copper pipe in one side of base plate to having solved because of the restraint of light source focus problem to its size and shape, can promoting the heat transfer efficiency of heat conduction copper pipe through enlarging the inside space of heat conduction copper pipe, promoting the whole radiating efficiency of car light.
Drawings
Fig. 1 is a schematic view of the present invention.
Fig. 2 is a schematic view of a heat dissipation portion.
Fig. 3 is an exploded view of a heat sink.
Fig. 4 shows a lamp for a vehicle having another radiator structure.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1, a vehicular lamp with good heat dissipation includes a light source portion and a heat dissipation portion. The light source section includes a flat substrate 3 and LED chips 2 provided on both front and back surfaces of the substrate 3. The LED substrate is characterized in that the substrate 3 is in a long strip shape, the LED chip 2 is arranged on the upper portion of the substrate 3, the lower end of the substrate 3 is provided with a circuit board, the circuit board is provided with a slot, the lower end of the substrate 3 is inserted into the slot, and the circuit board is electrically connected with the substrate 3.
As shown in fig. 1, the heat dissipating portion includes a heat sink and a heat conductive copper pipe 1 provided on one side of a substrate 3. The heat conducting copper pipe 1 is a vacuum heat conducting copper pipe 1, the heat conducting copper pipe 1 is in a strip shape, and the section of the heat conducting copper pipe 1 is rectangular, so that the internal space of the heat conducting copper pipe 1 is larger, and the heat transfer capacity of the heat conducting copper pipe is stronger; one side of the base plate 3 is connected with one side surface of the heat conduction copper pipe 1 through welding, and heat on the base plate 3 can be rapidly transferred to the heat conduction copper pipe 1. The heat conduction copper pipe 1 is longer than the base plate 3, the lower end of the heat conduction copper pipe 1 is connected with a radiator, and the heat of the heat conduction copper pipe 1 is mainly dissipated through the radiator.
As shown in fig. 1 to 3, the heat sink includes a heat sink 7, a fan 8 and a housing, which are clamped on both sides of a heat conducting copper pipe 1. The heat dissipation body 7 comprises a plurality of stacked heat dissipation fins arranged at intervals, the adjacent heat dissipation fins are connected in an end-to-end mode, the heat dissipation body 7 is formed by bending a sheet of copper sheet, a heat dissipation air channel is formed between the adjacent heat dissipation fins, the air inlet end of the heat dissipation body 7 is a plane, and the heat dissipation fan 8 is fixed at the air inlet ends of the two heat dissipation bodies 7. The shell is composed of two radiating shells 6, the two radiating shells 6 are combined to comprise two radiating bodies and a fan 8, an accommodating space for accommodating the radiating bodies 7 is formed in each radiating shell 6, and the two radiating bodies 7 are respectively arranged in the accommodating spaces of the two radiating shells 6; the upper ends of the radiating shells 6 are provided with clamping parts 4, and the clamping parts 4 of the two radiating shells 6 form a clamping mechanism for clamping the substrate 3 and the heat conduction copper pipe 1; the fixture is sleeved with a fixing plate 5, and fixing plates 5 in different shapes can be selected according to different vehicle types. As shown in fig. 4, in addition, different heat sinks 7 may be further provided as required, for example, the heat sink 7 may be composed of two aluminum alloy heat sinks 9, and an accommodating space for accommodating the fan 8 is formed in the aluminum alloy heat sinks 9; the upper end of the aluminum alloy radiating shell 9 is provided with a clamping part, and the clamping parts of the two aluminum alloy radiating shells 9 form a clamping mechanism for clamping the substrate 3 and the heat conduction copper pipe 1.
The utility model discloses set up heat conduction copper pipe 1 in one side of base plate 3 to having solved because of the restraint of light source focus problem to its size and shape, can promoting heat conduction copper pipe 1's heat transfer efficiency through enlarging heat conduction copper pipe 1 inside space, promoting the whole radiating efficiency of car light.
Claims (7)
1. The utility model provides a good car light dispels heat, includes light source part and heat dissipation part, the light source part includes the base plate and establishes the LED chip on the base plate, its characterized in that: the heat dissipation part comprises a radiator and a heat conduction copper pipe arranged on one side of the substrate, the heat conduction copper pipe is connected with one side of the substrate through welding, and the lower end of the heat conduction copper pipe is connected with the radiator.
2. The vehicular lamp with good heat dissipation according to claim 1, characterized in that: the heat conduction copper pipe is a hollow square pipe, and one side of the substrate is connected with one side surface of the heat conduction copper pipe.
3. The vehicular lamp with good heat dissipation according to claim 1, characterized in that: the light source part also comprises a circuit board arranged below the substrate, the circuit board is provided with a slot, and the lower end of the substrate is inserted into the slot.
4. The vehicular lamp with good heat dissipation according to claim 1, characterized in that: the radiator comprises a radiator and a fan, wherein the radiator and the fan are clamped on two sides of the heat conduction copper pipe.
5. The vehicular lamp with good heat dissipation according to claim 4, characterized in that: the heat dissipation body comprises a plurality of stacked heat dissipation fins arranged at intervals, the adjacent heat dissipation fins are connected in an end-to-end mode, the heat dissipation body is formed by bending a sheet of copper sheet, a heat dissipation air channel is formed between the adjacent heat dissipation fins, the air inlet end of the heat dissipation body is a plane, and the heat dissipation fan is fixed at the air inlet ends of the two heat dissipation bodies.
6. The vehicular lamp with good heat dissipation according to claim 5, characterized in that: the heat dissipation part further comprises two heat dissipation shells, an accommodating space for accommodating the heat dissipation bodies is formed in each heat dissipation shell, the two heat dissipation bodies are arranged in the accommodating spaces of the two heat dissipation shells respectively, a clamping part is arranged at the upper end of each heat dissipation shell, and the clamping parts of the two heat dissipation shells form a clamping mechanism for clamping the substrate and the heat conduction copper pipe.
7. The vehicular lamp with good heat dissipation according to claim 1, characterized in that: the heat dissipation part also comprises two aluminum alloy heat dissipation shells and a fan, and an accommodating space for accommodating the fan is formed in each heat dissipation shell; the upper end of the heat dissipation shell is provided with a clamping part, and the clamping parts of the two heat dissipation shells form a clamping mechanism for clamping the substrate and the heat conduction copper pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120254984.1U CN214038245U (en) | 2021-01-29 | 2021-01-29 | Car lamp with good heat dissipation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120254984.1U CN214038245U (en) | 2021-01-29 | 2021-01-29 | Car lamp with good heat dissipation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214038245U true CN214038245U (en) | 2021-08-24 |
Family
ID=77347838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120254984.1U Active CN214038245U (en) | 2021-01-29 | 2021-01-29 | Car lamp with good heat dissipation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214038245U (en) |
-
2021
- 2021-01-29 CN CN202120254984.1U patent/CN214038245U/en active Active
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