CN216244096U - Radiator for vehicle lamp - Google Patents
Radiator for vehicle lamp Download PDFInfo
- Publication number
- CN216244096U CN216244096U CN202122857498.1U CN202122857498U CN216244096U CN 216244096 U CN216244096 U CN 216244096U CN 202122857498 U CN202122857498 U CN 202122857498U CN 216244096 U CN216244096 U CN 216244096U
- Authority
- CN
- China
- Prior art keywords
- radiating
- heat dissipation
- fins
- radiating fins
- bottom plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
- F21S45/40—Cooling of lighting devices
- F21S45/47—Passive cooling, e.g. using fins, thermal conductive elements or openings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
- F21S45/40—Cooling of lighting devices
- F21S45/47—Passive cooling, e.g. using fins, thermal conductive elements or openings
- F21S45/48—Passive cooling, e.g. using fins, thermal conductive elements or openings with means for conducting heat from the inside to the outside of the lighting devices, e.g. with fins on the outer surface of the lighting device
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
- F21V29/76—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/83—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
Abstract
A car light radiator comprises a radiating bottom plate, wherein a plurality of rows of radiating fins which are arranged in parallel are arranged on the surface of the radiating bottom plate, a first radiating channel is reserved among the radiating fins in each row, a plurality of rows of radiating fins are sequentially arranged among the radiating fins in each row, and a second radiating channel is reserved among the radiating fins in each row; the cross section of the radiating fin is wavy. Compared with the prior art, the vehicle lamp radiator has the advantages that the radiating fins are uniformly distributed on the radiating bottom plate, the radiating channels are reserved among the radiating fins, the radiating efficiency is improved, the radiating fins are wavy, the strength is high, the radiating fins are not easy to bend, the overall weight is reduced, and the manufacturing cost is reduced.
Description
Technical Field
The utility model relates to the field of radiators, in particular to a vehicle lamp radiator.
Background
The car light need in time discharge the heat through the radiator when the illumination, and the radiator that has now on the market is mostly fin radiator or column radiator, and fin radiator only has the heat dissipation channel of single direction, and the radiating effect is not good, and whole weight is heavier moreover, through improving the back, has appeared the column radiator, though the weight of column radiator reduces, and the heat dissipation channel increases, but because the heat dissipation post on the column radiator is laid more densely, the radiating effect also is for reaching the anticipated effect.
SUMMERY OF THE UTILITY MODEL
The present invention provides a vehicle lamp heat sink to solve the above-mentioned technical problems. In order to solve the technical problems, the utility model adopts the technical scheme that:
a car light radiator comprises a radiating bottom plate, wherein a plurality of rows of radiating fins which are arranged in parallel are arranged on the surface of the radiating bottom plate, a first radiating channel is reserved among the radiating fins in each row, a plurality of rows of radiating fins are sequentially arranged among the radiating fins in each row, and a second radiating channel is reserved among the radiating fins in each row; the cross section of the radiating fin is wavy.
Furthermore, the heat dissipation bottom plate and the heat dissipation fins are formed by cold forging of a die.
Furthermore, the heat dissipation bottom plate is provided with a mounting hole and a avoiding hole.
Further, the side surface of the radiating fin is provided with an arc-shaped bulge.
Compared with the prior art, the vehicle lamp radiator has the advantages that the radiating fins are uniformly distributed on the radiating bottom plate, the radiating channels are reserved among the radiating fins, the radiating efficiency is improved, the radiating fins are wavy, the strength is high, the radiating fins are not easy to bend, the overall weight is reduced, and the manufacturing cost is reduced.
Drawings
FIG. 1 is a schematic structural diagram of the first embodiment;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a schematic bottom view of a heat sink base plate according to an embodiment;
FIG. 4 is a schematic view of the structure of the heat sink of the present invention;
FIG. 5 is a schematic diagram of a prior art structure of an embodiment;
FIG. 6 is a schematic view of a modified structure of the embodiment;
FIG. 7 is a schematic structural view of the second embodiment;
FIG. 8 is a top view of FIG. 7;
FIG. 9 is a schematic diagram of a second prior art structure;
FIG. 10 is a schematic view of a modified structure of the second embodiment;
the heat dissipation structure comprises a heat dissipation base plate 1, a heat dissipation bottom plate 2, heat dissipation fins 3, heat dissipation channels I and 4, heat dissipation channels II and 5, arc-shaped protrusions 6, mounting holes 7 and avoidance holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below.
Example one
As shown in fig. 1 to 4, a vehicle lamp heat sink includes a heat dissipation base plate 1, a plurality of rows of heat dissipation fins 2 arranged in parallel are arranged on the surface of the heat dissipation base plate 1, a first heat dissipation channel 3 is reserved between each row of heat dissipation fins, wherein, due to the arrangement of avoidance holes at two sides of the heat dissipation base plate 1, the distance a of the first heat dissipation channel 3 is greater than that of the other first heat dissipation channels, a plurality of rows of heat dissipation fins are sequentially arranged between each row of heat dissipation fins, a second heat dissipation channel 4 is reserved between each row of heat dissipation fins, and the second heat dissipation channels 4 are equidistant, and the heat dissipation efficiency is improved by arranging the first heat dissipation channels 3 and the second heat dissipation channels 4.
The heat dissipation base plate 1 and the heat dissipation fins 2 are formed by cold forging of a die, the cross sections of the heat dissipation fins 2 are wavy, arc-shaped bulges 5 are arranged on the side faces of the heat dissipation fins 2, and the arc-shaped bulges 5 correspond to linear cutting process holes in the cold forging die.
The heat dissipation bottom plate 1 is provided with a mounting hole 6 and an avoiding hole 7.
As shown in fig. 5, the original structure of the first embodiment adopts a finned radiator, the weight of the radiator reaches 297 g and the maximum temperature reaches 109.4 ℃ during heat dissipation by die-casting, and as shown in fig. 6, the radiator for vehicle lamps manufactured by the sectional materials has the weight of 257 g and the maximum temperature reaches 114.4 ℃ during heat dissipation.
In the present embodiment, the weight of the radiator fin type vehicle lamp radiator is reduced to 172 g, and the maximum temperature during heat radiation is reduced to 96.3 ℃.
Example two
As shown in fig. 7 and 8, a vehicle lamp heat sink includes a heat dissipation base plate 1, a plurality of rows of heat dissipation fins 2 arranged in parallel are arranged on the surface of the heat dissipation base plate 1, a first heat dissipation channel 3 is reserved between each row of heat dissipation fins, each first heat dissipation channel 3 is equidistant, a plurality of rows of heat dissipation fins are sequentially arranged between each row of heat dissipation fins, a second heat dissipation channel 4 is reserved between each row of heat dissipation fins, and each second heat dissipation channel 4 is equidistant.
As shown in fig. 9, the original structure of the second embodiment adopts a fin-type heat sink, the weight of the heat sink reaches 230 g and the maximum temperature during heat dissipation reaches 90 ℃ by die-casting, and as shown in fig. 10, the heat sink has a spline-type heat dissipation column on the surface, the weight of the heat sink is 119 g and the maximum temperature during heat dissipation reaches 76.5 ℃ by die-casting.
In the present embodiment, the radiator fin type vehicle lamp radiator is used, the weight is reduced to 106 g, and the maximum temperature during heat radiation is reduced to 67 ℃.
The present invention is not limited to the embodiments described above, and those skilled in the art may make modifications or changes within the scope of the disclosure without departing from the spirit of the present invention, so that the scope of the present invention is defined by the appended claims.
Claims (4)
1. Car light radiator, its characterized in that: the radiating structure comprises a radiating bottom plate, wherein a plurality of rows of radiating fins which are arranged in parallel are arranged on the surface of the radiating bottom plate, a first radiating channel is reserved among the radiating fins in each row, a plurality of rows of radiating fins are sequentially arranged among the radiating fins in each row, and a second radiating channel is reserved among the radiating fins in each row; the cross section of the radiating fin is wavy.
2. A vehicular lamp radiator according to claim 1, characterized in that: and the heat dissipation bottom plate and the heat dissipation fins are formed by cold forging of a die.
3. A vehicular lamp radiator according to claim 1, characterized in that: the heat dissipation bottom plate is provided with a mounting hole and a avoiding hole.
4. A vehicular lamp radiator according to claim 1, characterized in that: the side surface of the radiating fin is provided with an arc-shaped bulge.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122857498.1U CN216244096U (en) | 2021-11-19 | 2021-11-19 | Radiator for vehicle lamp |
| PCT/CN2022/132563 WO2023088364A1 (en) | 2021-11-19 | 2022-11-17 | Headlight radiator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122857498.1U CN216244096U (en) | 2021-11-19 | 2021-11-19 | Radiator for vehicle lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216244096U true CN216244096U (en) | 2022-04-08 |
Family
ID=80947315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122857498.1U Active CN216244096U (en) | 2021-11-19 | 2021-11-19 | Radiator for vehicle lamp |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN216244096U (en) |
| WO (1) | WO2023088364A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023088364A1 (en) * | 2021-11-19 | 2023-05-25 | 南通苏禾车灯配件有限公司 | Headlight radiator |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210016814U (en) * | 2019-04-23 | 2020-02-04 | 苏州爱科赛博电源技术有限责任公司 | High-efficient heat dissipation electric automobile controller |
| CN210485596U (en) * | 2019-08-05 | 2020-05-08 | 华域视觉科技(上海)有限公司 | Radiator and car light |
| CN212617857U (en) * | 2020-07-24 | 2021-02-26 | 中实创科技（广东）有限公司 | LED planting lamp |
| CN216244096U (en) * | 2021-11-19 | 2022-04-08 | 南通苏禾车灯配件有限公司 | Radiator for vehicle lamp |
| CN217131148U (en) * | 2022-04-30 | 2022-08-05 | 江苏缤致光电科技有限公司 | Module radiator structure capable of improving radiating efficiency |
-
2021
- 2021-11-19 CN CN202122857498.1U patent/CN216244096U/en active Active
-
2022
- 2022-11-17 WO PCT/CN2022/132563 patent/WO2023088364A1/en unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023088364A1 (en) * | 2021-11-19 | 2023-05-25 | 南通苏禾车灯配件有限公司 | Headlight radiator |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2023088364A1 (en) | 2023-05-25 |
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