CN208139169U - A kind of LED car lamp - Google Patents
A kind of LED car lamp Download PDFInfo
- Publication number
- CN208139169U CN208139169U CN201820561419.8U CN201820561419U CN208139169U CN 208139169 U CN208139169 U CN 208139169U CN 201820561419 U CN201820561419 U CN 201820561419U CN 208139169 U CN208139169 U CN 208139169U
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- Prior art keywords
- led
- lamp
- led lamp
- circuit plate
- car
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- 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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Abstract
The utility model provides a kind of LED car lamp, including the car light main body being made of metal lamppost and radiator, is arranged with retaining ring on metal lamppost；The metal lamppost interpolation is connected to one block of LED lamp circuit plate, several LED lamp beads are symmetrically provided on the front side Liang Ge of the LED lamp circuit plate, the position that metal lamppost front end corresponds to LED lamp bead is in flat and offers lamp hole, and the LED lamp bead is stretched out from lamp hole;The LED lamp circuit plate includes the wiring region positioned at middle part, and around wiring region, the radiating area that is coated with copper sheet；The LED lamp bead and corresponding circuit are arranged in wiring region；The radiating area is affixed with metalized lamp column wall face.The LED car lamp light distribution effect is good, and heat dissipation performance is good.
Description
Technical field
The utility model relates to technical field of automobile illumination, in particular to a kind of LED car lamp.
Background technique
The former vehicle car light of major part automobile is halogen lamp at present, and halogen lamp is point light source, and the reflector of car light or lens
Be according to halogen lamp be this feature of point light source design, but halogen lamp with respect to LED light consume energy height, response speed is slow, the service life is short,
Brightness is low, therefore more and more people can be replaced with LED car lamp, however existing LED car lamp is usually provided with two pieces of circuit boards, and two
Block circuit board is provided with LED lamp bead on opposite face, and is provided with radiator between two pieces of circuit boards to effectively radiate, because
The distance between LED lamp bead of this two pieces of circuit boards is big, differs larger with point light source, so the original halogen lamp of focal distance ratio is greatly very
More, poor with reflector or lens matching, light distribution effect is bad, causes light extraction efficiency low, and light shape is dissipated and do not worked.
As it can be seen that the prior art has much room for improvement and improves.
Utility model content
Place in view of above-mentioned deficiencies of the prior art, the purpose of this utility model is to provide a kind of LED car lamp, the LED
Car light light distribution effect is good, and heat dissipation performance is good.
In order to achieve the above object, the utility model takes following technical scheme：
A kind of LED car lamp is arranged with button on metal lamppost including the car light main body being made of metal lamppost and radiator
Ring；The metal lamppost interpolation is connected to one block of LED lamp circuit plate, symmetrically sets on the front side Liang Ge of the LED lamp circuit plate
Several LED lamp beads are equipped with, the position that metal lamppost front end corresponds to LED lamp bead is in flat and offers lamp hole, the LED lamp bead
It is stretched out from lamp hole;The LED lamp circuit plate includes the wiring region positioned at middle part, and around wiring region, be coated with copper sheet
Radiating area；The LED lamp bead and corresponding circuit are arranged in wiring region；The radiating area and metalized lamp column wall face phase
Patch.
In the LED car lamp, LED lamp circuit plate rear end is connected with one piece of drive circuit board, the drive circuit board
On be provided with driving element, drive circuit board and LED lamp circuit plate are electrically connected；Drive circuit board protrudes into radiator.
In the LED car lamp, LED lamp circuit plate rear end offers first card slot, driving circuit front edge of board
Corresponding second card slot is offered, LED lamp circuit plate is mutually blocked with drive circuit board by the first card slot and the second card slot
It connects.
In the LED car lamp, it is symmetrically provided on two sides of the flat part of metal lamppost front
It is connected to the convective tank of lamp hole.
In the LED car lamp, plane of symmetry cutting is two and half car light main bodys to the car light main body along longitudinal direction, this two and half
Car light main body is connected by screw to fixation.
In the LED car lamp, the radiator include the cylindrical body being connect with metal lamppost and it is multiple circumferentially
It is evenly spaced in the protrusion on cylindrical body lateral wall；Protrusion offers thermal vias along the axially extending of cylindrical body.
The LED car lamp, further includes a piece-root grafting terminal, which has a clamping portion；It is opened on the radiator
Equipped with the clamping groove being adapted with the clamping portion, clamping portion is connected in clamping groove.
The LED car lamp further includes the fan being arranged in radiator.
The LED car lamp further includes one and covers the lid connect in radiator rear end, offers on the bottom plate of the lid more
A ventilation hole.
In the LED car lamp, burr is circumferentially uniformly placed on the lateral wall of the lid.
Beneficial effect：
The utility model provides a kind of LED car lamp, is symmetrically arranged LED on the two sides of same LED lamp circuit plate
Lamp bead, the distance between LED lamp bead is small, and close to point light source, therefore the light distribution focal length of its light distribution focal length and halogen lamp is close, light distribution
Effect is good；And in order to solve heat dissipation problem, setting is coated with the radiating area of copper sheet and makes radiating area and gold on LED lamp circuit plate
Belong to lamppost inner wall to be affixed, the heat for enabling lamppost to generate is transmitted to radiator to by metal lamppost rapidly, and heat dissipation performance is good
It is good, and it is equipped with convective tank, effectively lamp bead heat quickly can be taken away by convection type；Modularity design, driving, can
Process is reduced, production efficiency is improved.
Detailed description of the invention
Fig. 1 is the perspective view of LED car lamp provided by the utility model.
Fig. 2 is the structural schematic diagram of LED car lamp provided by the utility model.
Fig. 3 is the schematic diagram of LED lamp circuit plate in LED car lamp provided by the utility model.
Fig. 4 is the schematic diagram of drive circuit board in LED car lamp provided by the utility model.
Fig. 5 is the bottom view of radiator in LED car lamp provided by the utility model.
Fig. 6 is the bottom view of bottom cover in LED car lamp provided by the utility model.
Specific embodiment
The utility model provides a kind of LED car lamp, to keep the purpose of this utility model, technical solution and effect more clear
Chu defines, and the utility model is further described as follows in conjunction with drawings and embodiments.It should be appreciated that described herein
Specific embodiment only explaining the utility model, be not used to limit the utility model.
Herein, front end refers to that the one end for being provided with LED light, rear end are one end opposite with front end.
Please refer to Fig. 1-6, a kind of LED car lamp, including the car light main body A being made of metal lamppost 1 and radiator 2, metal
Retaining ring 3 is arranged on lamppost；The metal lamppost interpolation is connected to one block of LED lamp circuit plate 4, the front two of the LED lamp circuit plate
Several LED lamp beads 4.1 are symmetrically provided on a side, the position that metal lamppost front end corresponds to LED lamp bead is in flat and opens
Equipped with lamp hole 1.1, the LED lamp bead 4.1 is stretched out from lamp hole 1.1;The LED lamp circuit plate includes the wiring positioned at middle part
Area 4.2, and around wiring region, the radiating area 4.3 that is coated with copper sheet；The LED lamp bead and the setting of corresponding circuit exist
In wiring region；The radiating area is affixed with metalized lamp column wall face.Herein, metal lamppost 1 and radiator 2 can be detachable
Connection, it can also be and be wholely set, in the present embodiment, metal lamppost and radiator are wholely set, to reduce the quantity of part,
Reduce assembly difficulty.
The LED car lamp is symmetrically arranged LED lamp bead on the two sides of same LED lamp circuit plate, between LED lamp bead away from
From small, close to point light source, therefore the light distribution focal length of its light distribution focal length and halogen lamp is close, and light distribution effect is good；And in order to solve to dissipate
Heat problem, setting is coated with the radiating area of copper sheet and is affixed radiating area with metalized lamp column wall on LED lamp circuit plate, makes lamp
The heat that column generates can be transmitted to radiator to by metal lamppost rapidly, and heat dissipation performance is good.In the present embodiment, LED light
There are three LED lamp beads for straight line arrangement along its length on the same side of circuit board, to increase brightness.
Further, 4 rear end of LED lamp circuit plate is connected with one piece of drive circuit board 5, is arranged on the drive circuit board
There is driving element, drive circuit board and LED lamp circuit plate 4 are electrically connected；Drive circuit board protrudes into radiator 2.Driving element
It is directly radiated by radiator, improves heat dissipation effect.
Specifically, seeing Fig. 2-4,4 rear end of LED lamp circuit plate offers first card slot 4.4, drive circuit board 5
Front end offers corresponding second card slot 5.1, and LED lamp circuit plate and drive circuit board pass through the first card slot and the second card slot
Mutually clamping.It is connected firmly here for guarantee LED lamp circuit plate with drive circuit board, can be glued or be welded after clamping
It connects, at this point, the positioning action of the first card slot and the second card slot, easy to process without helping when making to be glued or weld.In order to guarantee
More smooth when clamping, the width of the opening of first card slot is gradually increased from top to bottom.
In the present embodiment, sees Fig. 1,2, symmetrically set on two sides of the flat part of 1 front of metal lamppost
It is equipped with the convective tank 1.2 for being connected to lamp hole 1.1.Convective tank is set, keeps the air heated in convective tank by LED lamp bead smooth
Ground is flowed out from convective tank forms effective convection current with cool exterior air, further increases heat dissipation performance.
In preferred embodiment, Fig. 2 is seen, plane of symmetry cutting is two and half car light main bodys to the car light main body A along longitudinal direction, this two
A half car light main body is connected by screw to fixation.Since LED lamp bead is protrusion LED lamp circuit plate surface, if car light main body A
For an overall structure, then in order to be inserted into LED lamp circuit plate, it is necessary to which setting is logical for LED lamp bead inside metal lamppost
The space crossed increases the complexity and assembly difficulty of structure；And this structure of the application, keep internal structure simpler
Single, assembly is also simpler, and when the thickness error of LED lamp circuit plate is larger, can also by tighten installation screw come
It is bonded the inner wall of lid reliably with radiating area, guarantees heat dissipation performance;Moreover it is possible to make the thermal conductive contact area of substrate more
Greatly, heat-conducting effect is more preferable.
Specifically, see Fig. 1,2,5, the radiator 2 includes the cylindrical body 2.1 connecting with metal lamppost 1 and multiple
Circumferentially it is evenly spaced in the protrusion 2.2 on cylindrical body lateral wall；Protrusion offers scattered along the axially extending of cylindrical body
Heat through-hole 2.3.The structure can greatly increase the surface area of radiator, greatly improve its heat dissipation effect.In the present embodiment,
The front end face of protrusion 2.2 is inclined-plane, and the diameter of the front of entire radiator is gradually reduced from back to front, to reduce it to air pair
The inhibition of stream, further increases heat dissipation effect.
Further, see Fig. 1,5, the LED car lamp further includes a piece-root grafting terminal 6（Binding post is for connecting car light
Internal circuit and external circuit）, the binding post is with a clamping portion 6.1；It is offered and the clamping portion on the radiator 2
6.1 adaptable clamping grooves, clamping portion is connected in clamping groove.Connecting column is set by the way of clamping, and assembly is simple, even
It connects reliable.
In the present embodiment, Fig. 2 is seen, the LED car lamp further includes the fan being arranged in radiator 7.Pass through wind
The rotation of fan accelerates the air flowing in radiator, greatly increases heat dissipation performance.
See Fig. 1,2,6, the LED car lamp further includes one and covers the lid 8 connect in 2 rear end of radiator, the bottom of the lid
Multiple ventilation holes 8.1 are offered on plate.Lid, which is arranged, can play protection and supporting role to the part in car light main body A, and open
If ventilation hole is to guarantee heat dissipation performance to reduce lid to cross-ventilated inhibition.
In order to further increase heat dissipation performance, it is circumferentially uniformly placed with burr 8.2 on the lateral wall of the lid 8, with
Increase its contact area with outside air, and then improves the speed that the heat on lid distributes.
It is understood that for those of ordinary skills, can with technical solution according to the present utility model and
The design of its utility model is subject to equivalent substitution or change, and all these changes or replacement all should belong to the protection of the utility model
Range.
Claims (10)
1. a kind of LED car lamp, which is characterized in that including the car light main body being made of metal lamppost and radiator, on metal lamppost
It is arranged with retaining ring；The metal lamppost interpolation is connected to one block of LED lamp circuit plate, on the front side Liang Ge of the LED lamp circuit plate
Several LED lamp beads are symmetrically provided with, the position that metal lamppost front end corresponds to LED lamp bead is in flat and offers lamp hole, institute
LED lamp bead is stated to stretch out from lamp hole;The LED lamp circuit plate includes the wiring region positioned at middle part, and around wiring region,
It is coated with the radiating area of copper sheet；The LED lamp bead and corresponding circuit are arranged in wiring region；The radiating area and metalized lamp
Column wall face is affixed.
2. LED car lamp according to claim 1, which is characterized in that LED lamp circuit plate rear end is connected with one piece of driving
Circuit board, driving element is provided on the drive circuit board, and drive circuit board and LED lamp circuit plate are electrically connected；Driving circuit
Plate protrudes into radiator.
3. LED car lamp according to claim 2, which is characterized in that LED lamp circuit plate rear end offers one first
Card slot, driving circuit front edge of board offer corresponding second card slot, LED lamp circuit plate and drive circuit board and pass through the first card
Slot and the second card slot are mutually clamped.
4. LED car lamp according to claim 1, which is characterized in that the two of the flat part of metal lamppost front
The convective tank for being connected to lamp hole is symmetrically provided on a side.
5. LED car lamp according to claim 4, which is characterized in that plane of symmetry cutting is two to the car light main body along longitudinal direction
A half car light main body, the two and half car lights main body are connected by screw to fixation.
6. LED car lamp according to claim 1, which is characterized in that the radiator includes the circle connecting with metal lamppost
Cylinder main body and multiple protrusions being circumferentially evenly spaced on cylindrical body lateral wall；Prolong along the axial direction of cylindrical body protrusion
It stretches, and offers thermal vias.
7. LED car lamp according to claim 6, which is characterized in that further include a piece-root grafting terminal, which has one
Clamping portion；The clamping groove being adapted with the clamping portion is offered on the radiator, clamping portion is connected in clamping groove.
8. LED car lamp according to claim 6, which is characterized in that further include the fan being arranged in radiator.
9. LED car lamp according to claim 8, which is characterized in that further include one and covers the lid connect in radiator rear end,
Multiple ventilation holes are offered on the bottom plate of the lid.
10. LED car lamp according to claim 9, which is characterized in that circumferentially uniformly arrangement on the lateral wall of the lid
There is burr.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820561419.8U CN208139169U (en) | 2018-04-19 | 2018-04-19 | A kind of LED car lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820561419.8U CN208139169U (en) | 2018-04-19 | 2018-04-19 | A kind of LED car lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208139169U true CN208139169U (en) | 2018-11-23 |
Family
ID=64293061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820561419.8U Expired - Fee Related CN208139169U (en) | 2018-04-19 | 2018-04-19 | A kind of LED car lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208139169U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108397745A (en) * | 2018-04-19 | 2018-08-14 | 深圳市鸿远新材科技有限公司 | A kind of LED car lamp |
-
2018
- 2018-04-19 CN CN201820561419.8U patent/CN208139169U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108397745A (en) * | 2018-04-19 | 2018-08-14 | 深圳市鸿远新材科技有限公司 | A kind of LED car lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181123 Termination date: 20210419 |