CN204717542U - A kind of car headlamp - Google Patents
A kind of car headlamp Download PDFInfo
- Publication number
- CN204717542U CN204717542U CN201520230751.2U CN201520230751U CN204717542U CN 204717542 U CN204717542 U CN 204717542U CN 201520230751 U CN201520230751 U CN 201520230751U CN 204717542 U CN204717542 U CN 204717542U
- Authority
- CN
- China
- Prior art keywords
- mount pad
- heat sink
- sleeve pipe
- mounting groove
- car headlamp
- 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.)
- Expired - Fee Related
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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 utility model provides a kind of car headlamp, comprise lampshade, sleeve pipe, mount pad, heat sink, described mount pad lateral surface laminating is fixed on the inner side of described sleeve pipe, described lampshade end is positioned in described sleeve pipe, LED light source mounting groove is provided with in the middle of described mount pad front end, described mount pad rear end is provided with LED power mounting groove, wire interface channel is provided with between described LED light source mounting groove and described LED power mounting groove, multiple thermal vias is provided with along described mount pad length direction in described wire interface channel both sides, both sides, described mount pad rear end are provided with snap fit, the two side ends of described heat sink is positioned in described snap fit.The utility model is rational in infrastructure, firm stable, perfect heat-dissipating, for the permanent use of headlamp provides safeguard.
Description
Technical field
The utility model relates to technical field of automobile illumination, is specifically related to a kind of car headlamp.
Background technology
The car headlamp of prior art uses LED usually, and adopt transparent outer cover and base composition closed environment, when headlamp is in illumination condition, higher temperature can be produced in closed environment described in headlamp, if heat can not shed fast, the easy temperature distortion of the plastic items in headlamp, even burn out parts, secondly, the moisture in headlamp at high temperature evaporates generation fog, also can affect illuminating effect.
Utility model content
For solving the problems of the technologies described above, the technical scheme that the utility model provides is: a kind of car headlamp, comprise lampshade, sleeve pipe, mount pad, heat sink, LED light source, LED power, described mount pad lateral surface laminating is fixed on the inner side of described sleeve pipe, described lampshade end is positioned in described sleeve pipe, it is characterized in that: in the middle of described mount pad front end, be provided with LED light source mounting groove, described mount pad rear end is provided with LED power mounting groove, wire interface channel is provided with between described LED light source mounting groove and described LED power mounting groove, multiple thermal vias is provided with along described mount pad length direction in described wire interface channel both sides, both sides, described mount pad rear end are provided with snap fit, the two side ends of described heat sink is positioned in described snap fit.
Wherein, described sleeve pipe front end is provided with annular screw, and described lampshade end is provided with the thread segment matched, and described thread segment is corresponding with described screw to be screwed.
Further, the width of described annular screw equals the external diameter of described lampshade end.
Wherein, on front side of described mount pad, described internal surface of sleeve pipe is provided with multiple deck, in described deck, is provided with silica gel block.
Wherein, described heat sink is provided with the fin perpendicular to described heat sink of equidistantly arrangement, and described fin is elongated, and the length of described fin equals the half of described heat sink length.
Wherein, be provided with the screw perpendicular to described heat sink at the correspondence position of described snap fit and described heat sink both sides, by fastening bolt, described heat sink be fixedly connected with described mount pad
The advantage that the utility model has and beneficial effect are: 1, mount pad front and back end of the present utility model is through with multiple thermal vias, add heat conduction speed, heat sink is provided with equally spaced fin, described fin has larger length, add the contact area with air, there is good thermal diffusivity;
2, through between the LED light source mounting groove of mount pad front and back end and described LED power mounting groove, leave wire interface channel (8), rational in infrastructure, lampshade screws with sleeve pipe and is connected, heat sink is positioned in the snap fit on mount pad, and fixed by fastening bolt, enhance the stable property of structure;
3, internal surface of sleeve pipe has additional silica gel block, the moisture in adsorbable headlamp, reduce the appearance of fog, for trip provides safety guarantee.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: 1. lampshade, 2. sleeve pipe, 3. screw, 4. thread segment, 5. mount pad, 6.LED light source mounting groove, 7.LED power supply mounting groove, 8. wire interface channel, 9. snap fit, 10. heat sink, 11. fins, 12. thermal vias, 13. decks, 14. silica gel blocks.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is elaborated.
As shown in Figure 1, the utility model provides a kind of car headlamp, comprise lampshade 1, sleeve pipe 2, mount pad 5, heat sink 10, described mount pad 5 lateral surface laminating is fixed on the inner side of described sleeve pipe 2, described lampshade 1 end is positioned in described sleeve pipe 2, it is characterized in that: in the middle of described mount pad 5 front end, be provided with LED light source mounting groove 6, described mount pad 5 rear end is provided with LED power mounting groove 7, wire interface channel (8) 8 is provided with between described LED light source mounting groove 6 and described LED power mounting groove 7, multiple thermal vias 12 is provided with along described mount pad 5 length direction in described wire interface channel (8) 8 both sides, heat conduction speed can be increased, both sides, described mount pad 5 rear end are provided with snap fit 9, the two side ends of described heat sink 10 is positioned in described snap fit 9.
Wherein, in order to ensure the fastness that lampshade 1 is connected with sleeve pipe 2, described sleeve pipe 2 front end is provided with annular screw 3, and described lampshade 1 end is provided with the thread segment 4 matched, and described thread segment 4 is corresponding with described screw 3 to be screwed; Further, the width of described annular screw 3 equals the external diameter of described lampshade 1 end.
Wherein, on front side of described mount pad 5, described sleeve pipe 2 inwall is provided with multiple deck 13, is provided with silica gel block 14 in described deck 13, the moisture in adsorbable headlamp, reduce the appearance of fog.
Wherein, described heat sink 10 is provided with the fin 11 perpendicular to described heat sink 10 of equidistantly arrangement, and described fin 11 is elongated, and the length of described fin 11 equals the half of described heat sink 10 length.Described fin 11 has larger length, adds the contact area with air, enhances the thermal diffusivity of headlamp.
Wherein, the screw 3 perpendicular to described heat sink 10 is provided with at described snap fit 9 and the correspondence position of described heat sink 10 both sides, by fastening bolt, described heat sink 10 is fixedly connected with described mount pad 5, further increase heat sink 10 and the fastness of the connection of mount pad 5, ensure that the longer service life of headlamp.
Above an embodiment of the present utility model has been described in detail, but described content being only preferred embodiment of the present utility model, can not being considered to for limiting practical range of the present utility model.All equalizations done according to the utility model application range change and improve, and all should still belong within patent covering scope of the present utility model.
Claims (6)
1. a car headlamp, comprise lampshade (1), sleeve pipe (2), mount pad (5), heat sink (10), the laminating of described mount pad (5) lateral surface is fixed on the inner side of described sleeve pipe (2), described lampshade (1) end is positioned in described sleeve pipe (2), it is characterized in that: in the middle of described mount pad (5) front end, be provided with LED light source mounting groove (6), described mount pad (5) rear end is provided with LED power mounting groove (7), wire interface channel (8) is provided with between described LED light source mounting groove (6) and described LED power mounting groove (7), multiple thermal vias (12) is provided with along described mount pad (5) length direction in described wire interface channel (8) both sides, described mount pad (5) both sides, rear end are provided with snap fit (10), the two side ends of described heat sink (10) is positioned in described snap fit (10).
2. a kind of car headlamp according to claim 1, it is characterized in that: described sleeve pipe (2) front end is provided with annular screw (3), described lampshade (1) end is provided with the thread segment (4) matched, and described thread segment (4) is corresponding with described screw (3) to be screwed.
3. a kind of car headlamp according to claim 2, is characterized in that: the width of described annular screw (3) equals the external diameter of described lampshade (1) end.
4. a kind of car headlamp according to claim 1, it is characterized in that: on described sleeve pipe (2) inwall of described mount pad (5) front side, be provided with multiple deck (13), in described deck (13), be provided with silica gel block (14).
5. a kind of car headlamp according to claim 1, it is characterized in that: described heat sink (10) is provided with the fin perpendicular to described heat sink (10) (11) of equidistantly arrangement, described fin (11) is elongated, and the length of described fin (11) equals the half of described heat sink (10) length.
6. a kind of car headlamp according to claim 1, it is characterized in that: be provided with the screw perpendicular to described heat sink (10) at described snap fit (10) and the correspondence position of described heat sink (10) both sides, by fastening bolt, described heat sink (10) be fixedly connected with described mount pad (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520230751.2U CN204717542U (en) | 2015-04-15 | 2015-04-15 | A kind of car headlamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520230751.2U CN204717542U (en) | 2015-04-15 | 2015-04-15 | A kind of car headlamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204717542U true CN204717542U (en) | 2015-10-21 |
Family
ID=54316542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520230751.2U Expired - Fee Related CN204717542U (en) | 2015-04-15 | 2015-04-15 | A kind of car headlamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204717542U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017152801A1 (en) * | 2016-03-07 | 2017-09-14 | 黎昌兴 | Led head light |
| CN111874547A (en) * | 2020-07-07 | 2020-11-03 | 江西省威尔国际矿业装备有限公司 | Polyurethane wear-resistant spiral chute |
-
2015
- 2015-04-15 CN CN201520230751.2U patent/CN204717542U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017152801A1 (en) * | 2016-03-07 | 2017-09-14 | 黎昌兴 | Led head light |
| CN111874547A (en) * | 2020-07-07 | 2020-11-03 | 江西省威尔国际矿业装备有限公司 | Polyurethane wear-resistant spiral chute |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151021 Termination date: 20160415 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |