CN215336126U - LED car lamp - Google Patents
LED car lamp Download PDFInfo
- Publication number
- CN215336126U CN215336126U CN202121360665.5U CN202121360665U CN215336126U CN 215336126 U CN215336126 U CN 215336126U CN 202121360665 U CN202121360665 U CN 202121360665U CN 215336126 U CN215336126 U CN 215336126U
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- Prior art keywords
- radiator
- radiating
- radiating fins
- led
- vehicle lamp
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- 238000000034 method Methods 0.000 claims abstract description 9
- 238000005452 bending Methods 0.000 claims description 21
- 125000006850 spacer group Chemical group 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 abstract description 26
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000005516 engineering process Methods 0.000 abstract description 4
- 229910052751 metal Inorganic materials 0.000 abstract description 4
- 239000002184 metal Substances 0.000 abstract description 4
- 238000004080 punching Methods 0.000 abstract description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
An LED car lamp comprises a heat pipe, an LED lamp panel, a radiator and a radiating fan; the radiator is formed by stacking a plurality of radiating fins, and the adjacent radiating fins are connected with each other through connecting fasteners on the side edges. The radiating fin is formed by punching and then assembled to obtain the radiator; through stamping the radiating fins with different shapes, radiators with different shapes can be formed, and the radiators are convenient to shape; the metal sheet punch forming process and the assembly process of the buckle connection belong to mature technologies, so the manufacturing process of the radiator is relatively simple; the heat dissipation fins are thin, and the heat dissipation area can be increased by the laminated design.
Description
Technical Field
The utility model relates to the field of vehicle lamps, in particular to an LED vehicle lamp.
Background
The radiator of the vehicle lamp is an important component of the vehicle lamp, and the current radiator of the vehicle lamp probably comprises two types: the first type is a radiator formed by bending a copper sheet, such as an LED (light emitting diode) automobile headlamp with the Chinese patent publication number of CN111981430A, which comprises a light source part, a heat dissipation part, a shell and a fixing sheet, wherein the radiator comprises two radiators, the radiators comprise a plurality of stacked radiating fins arranged at intervals, and adjacent radiating fins are in tail connection, the radiators are formed by bending a sheet of copper sheet, a heat dissipation air duct is formed between the adjacent radiating fins, the air inlet ends of the radiators are planes, and a radiating fan is fixed at the air inlet ends of the two radiators. The radiator is inconvenient to shape and relatively complex in industrial manufacture. The second is a radiator formed by an aluminum alloy die, such as a car light source with Chinese patent publication No. CN208418570U, which comprises a mounting seat, a radiator connected with one end of the mounting seat and an LED light source; the LED light source comprises a flexible circuit board bent into a U shape, wherein one section of the flexible circuit board is attached to the front surface of the mounting seat, and the other section of the flexible circuit board is attached to the back surface of the mounting seat; a first through hole is formed in the flexible circuit board positioned on the front face of the mounting seat, a first LED is arranged at the first through hole on the flexible circuit board, and the bottom heat dissipation part of the first LED is attached to the front face of the mounting seat through the first through hole; the flexible circuit board at the back of the mounting seat is provided with a second through hole, a second LED is arranged at the position of the second through hole on the flexible circuit board, and the bottom heat dissipation part of the second LED is attached to the back of the mounting seat through the second through hole. The radiator has small radiating area, low radiating efficiency and complex manufacturing process.
Disclosure of Invention
The utility model aims to provide the LED car lamp which is large in heat dissipation area, simple in manufacturing process and convenient to shape.
In order to solve the technical problems, the technical scheme of the utility model is as follows: an LED car lamp comprises a heat pipe, an LED lamp panel, a radiator and a radiating fan; the radiator is formed by stacking a plurality of radiating fins, and the adjacent radiating fins are connected with each other through connecting fasteners on the side edges. The radiating fin is formed by punching and then assembled to obtain the radiator; through stamping the radiating fins with different shapes, radiators with different shapes can be formed, and the radiators are convenient to shape; the metal sheet punch forming process and the assembly process of the buckle connection belong to mature technologies, so the manufacturing process of the radiator is relatively simple; the heat dissipation fins are thin, and the heat dissipation area can be increased by the laminated design.
As an improvement, connect the fastener and include the relative both sides of radiating fin bending type piece that forms downwards, the lower extreme of bending type piece is equipped with the bellied spacer more than one, and it is equipped with the constant head tank to correspond spacer department on the piece of bending type, radiating fin's edge corresponds and is equipped with the buckle in the constant head tank, the undercut of constant head tank forms the draw-in groove, and adjacent radiating fin's spacer and constant head tank are mutually supported and buckle and draw-in groove mutually support.
As an improvement, the bending pieces are perpendicular to the radiating fins, and the adjacent two radiating fins and the bending pieces on the two sides of the upper radiating fin form a radiating channel.
As an improvement, the bending piece, the positioning groove, the buckle and the clamping groove are integrally punched and bent.
As an improvement, one side of the radiator is provided with an installation groove, and one end of the heat pipe is inserted into the installation groove and connected with the radiator through welding.
As an improvement, the mounting groove is formed by combining grooves at corresponding positions of the radiating fins.
As an improvement, a connecting sheet bent by 90 degrees is arranged at the position of the radiating fin corresponding to the groove, and the connecting sheet is in contact with the surface of the heat pipe.
As an improvement, the radiator further comprises a first half shell sleeved on the radiator and a second half shell sleeved on the heat dissipation fan, wherein the second half shell is provided with a heat dissipation space for accommodating the heat dissipation fan, and the heat dissipation space is communicated with a heat dissipation channel of the radiator.
Compared with the prior art, the utility model has the following beneficial effects:
the radiating fin is formed by punching and then assembled to obtain the radiator; through stamping the radiating fins with different shapes, radiators with different shapes can be formed, and the radiators are convenient to shape; the metal sheet punch forming process and the assembly process of the buckle connection belong to mature technologies, so the manufacturing process of the radiator is relatively simple; the heat dissipation fins are thin, and the heat dissipation area can be increased by the laminated design.
Drawings
FIG. 1 is a schematic view of the present invention.
Fig. 2 is an exploded view of the present invention.
Fig. 3 is a schematic view of a heat sink.
Fig. 4 is a schematic view of a heat dissipation fin.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
As shown in fig. 1 and 2, an LED vehicle lamp includes a heat pipe 4, an LED lamp panel 5, a heat sink 1, and a heat dissipation fan 6. The LED lamp panel 5 is welded on one side of the heat pipe 4, one end of the heat pipe 4 is connected with the radiator 1, and the heat radiation fan 6 is arranged on one side of the radiator 1.
As shown in fig. 3 and 4, the heat sink 1 is formed by stacking a plurality of heat dissipation fins 11, and the heat dissipation fins 11 may be aluminum alloy sheets or copper sheets; adjacent radiating fins 11 are connected with each other through connecting fasteners on the side edges, each connecting fastener comprises a bending piece 111 formed by bending the two opposite sides of each radiating fin 11 downwards, the lower end of each bending piece 111 is provided with more than one raised positioning piece 114, a positioning groove 116 is formed in the corresponding positioning piece 114 on each bending piece 111, a buckle 117 is arranged in the corresponding positioning groove 116 on the edge of each radiating fin 11, the lower part of each positioning groove 116 is sunken to form a clamping groove 115, the positioning pieces 114 and the positioning grooves 116 of the adjacent radiating fins 11 are matched with each other, the buckles 117 and the clamping grooves 115 are matched with each other, and after the adjacent radiating fins 11 are assembled, the lower ends of the bending pieces 111 of the upper radiating fins 11 abut against the lower radiating fins 11, so that the distance between the adjacent radiating fins 11 is fixed; the bending pieces 111 are perpendicular to the radiating fins 11, two adjacent radiating fins 11 and the bending pieces 111 on two sides of the upper radiating fin 11 form a radiating channel in a surrounding manner, the radiating fan 6 is arranged at one end of the radiating channel, and the heat on the surface of the radiating fins 11 is taken away through the sucked cold air, so that the radiating purpose is achieved; the bending piece 111, the positioning piece 114, the positioning groove 116, the buckle 117 and the clamping groove 115 are integrally punched and bent to be formed, and different shapes can be punched for the radiating fins 11 at different positions, so that the purpose of changing the shape of the whole radiator 1 is achieved; one side of radiator 1 is equipped with mounting groove 12, the one end of heat pipe 4 is inserted mounting groove 12 just is connected with radiator 1 through the welding, mounting groove 12 is formed by the combination of the recess 112 that radiating fin 11 corresponds the position, radiating fin 11 corresponds recess 112 department and is equipped with the connection piece 113 of buckling 90, the surface contact of connection piece 113 and heat pipe 4 to increase heat pipe 4 and radiator 1's area of contact, ensure the reliability of the two connections, improve the radiating efficiency moreover.
As shown in fig. 1, the first half shell 2 and the second half shell 3 on the heat dissipation fan 6 on the heat sink 1 are combined together through the connecting piece, the first half shell 2 surrounds the two sides of the heat sink 1, can cover the connecting fastener, and expose the two ends of the heat dissipation channel, the heat dissipation space for accommodating the heat dissipation fan 6 is arranged on the second half shell 3, and the heat dissipation space is communicated with the heat dissipation channel of the heat sink 1.
The radiating fin 11 is formed by punching and then assembled to obtain the radiator 1; by stamping the radiating fins 11 with different shapes, the radiators 1 with different shapes can be formed, and the shapes are convenient; the metal sheet stamping forming process and the assembling process of the buckle 117 connection belong to mature technologies, so the manufacturing process of the radiator 1 is relatively simple; the heat radiating fins 11 are thin and the stacked design can increase the heat radiating area.
Claims (7)
1. An LED car lamp comprises a heat pipe, an LED lamp panel, a radiator and a radiating fan; the method is characterized in that: the radiator is formed by stacking a plurality of radiating fins, and adjacent radiating fins are connected with each other through connecting fasteners on the side edges; connect the fastener and include the relative both sides of radiating fin bending type piece that becomes downwards, the lower extreme of bending type piece is equipped with the bellied spacer more than one, and it is equipped with the constant head tank to correspond spacer department on the piece of buckling, radiating fin's edge corresponds and is equipped with the buckle in the constant head tank, the undercut of constant head tank forms the draw-in groove, and adjacent radiating fin's spacer and constant head tank are mutually supported and buckle and draw-in groove are mutually supported.
2. The LED vehicle lamp according to claim 1, wherein: the bending pieces are perpendicular to the radiating fins, and the adjacent two radiating fins and the bending pieces on the two sides of the upper radiating fin form a radiating channel.
3. The LED vehicle lamp according to claim 1, wherein: the bending piece, the positioning groove, the buckle and the clamping groove are integrally punched and bent.
4. The LED vehicle lamp according to claim 1, wherein: one side of the radiator is provided with a mounting groove, and one end of the heat pipe is inserted into the mounting groove and is connected with the radiator through welding.
5. The LED vehicle lamp according to claim 4, characterized in that: the mounting groove is formed by combining grooves at corresponding positions of the radiating fins.
6. The LED vehicle lamp according to claim 5, wherein: and connecting sheets bent by 90 degrees are arranged at the positions of the radiating fins corresponding to the grooves, and the connecting sheets are in contact with the surface of the heat pipe.
7. The LED vehicle lamp according to claim 1, wherein: the radiator is characterized by further comprising a first half shell sleeved on the radiator and a second half shell sleeved on the radiator fan, wherein a radiating space for accommodating the radiator fan is formed in the second half shell, and the radiating space is communicated with a radiating channel of the radiator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121360665.5U CN215336126U (en) | 2021-06-18 | 2021-06-18 | LED car lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121360665.5U CN215336126U (en) | 2021-06-18 | 2021-06-18 | LED car lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215336126U true CN215336126U (en) | 2021-12-28 |
Family
ID=79559173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121360665.5U Active CN215336126U (en) | 2021-06-18 | 2021-06-18 | LED car lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215336126U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024066460A1 (en) * | 2023-03-14 | 2024-04-04 | 佛山核光电子有限公司 | Led automobile headlamp structure |
-
2021
- 2021-06-18 CN CN202121360665.5U patent/CN215336126U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024066460A1 (en) * | 2023-03-14 | 2024-04-04 | 佛山核光电子有限公司 | Led automobile headlamp structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A type of LED car light Effective date of registration: 20231225 Granted publication date: 20211228 Pledgee: Agricultural Bank of China Limited Guangzhou green finance reform and innovation pilot zone Huadu Branch Pledgor: GUANGDONG RAYTON INTELLIGENT OPTO. Co.,Ltd. Registration number: Y2023980073647 |