CN207094529U - Using lateral the heat-conducting LED lamp and LED car lamp of film circuit board and convex flat heat transfer component - Google Patents
Using lateral the heat-conducting LED lamp and LED car lamp of film circuit board and convex flat heat transfer component Download PDFInfo
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- CN207094529U CN207094529U CN201720767636.8U CN201720767636U CN207094529U CN 207094529 U CN207094529 U CN 207094529U CN 201720767636 U CN201720767636 U CN 201720767636U CN 207094529 U CN207094529 U CN 207094529U
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Abstract
The lateral heat-conducting LED lamp using film circuit board and convex flat heat transfer component is the utility model is related to, for car light, including LED light source, film circuit board, the heat transfer component that heat is passed to radiator；Heat transfer component includes laminar convex flat portion and connects the main part of a side in convex flat portion, and film circuit board is close to the side installation in convex flat portion, and LED light source is close to the side installation of film circuit board；Main part connects with radiator.A kind of LED car lamp is further related to, using lateral heat-conducting LED lamp.The utility model is simple in construction, heat transfer component is arranged on the relatively low side of car light light utilization rate, the size of heat transfer component need not be reduced, it ensure that heat-transfer effect, also ensure that there is preferable light shape, meet the illumination highlights of laws and regulations requirement light shape in vehicle travel process, visual effect belongs to LED car lamp technical field of heat dissipation close to Halogen lamp LED or xenon lamp.
Description
Technical field
The present invention relates to the heat dissipation technology of LED car lamp, specifically, is related to using film circuit board and convex flat heat transfer part
The lateral heat-conducting LED lamp of part, and the LED car lamp equipped with the lateral heat-conducting LED lamp.
Background technology
LED car lamp refers to use car lights of the LED (light emitting diode) for light source.Because LED has brightness height, color category
The characteristics of abundant, low-power consumption, long lifespan, LED is widely used in automotive field.
Extensive use however as LED car lamp and the needs to illumination intensity, people it is also proposed higher to its power
Requirement, the increase of power so that LED car lamp radiating, which is strengthened to turn into, ensures the factor that must take into consideration of its product quality.It is if hot
Amount can not be effectively conducted away, it will the service life of LED car lamp is had a strong impact on, thus the radiating of LED car lamp becomes one
Important topic.
Existing LED car lamp generally comprises lamp body, lamp socket, radiator three parts, and lamp body is arranged on the front end of lamp socket, radiating
Device is located at the rear end of lamp socket, and lamp body connects with radiator, and lamp socket is arranged in lamp shade.It is in use, hot caused by LED light source
Amount is transmitted to radiator in itself through lamp body, and thus heat spreader is gone out., on the one hand can be to radiating in order to improve radiating efficiency
Device is designed, and on the other hand the heat transfer structure between lamp body and radiator need to be designed, focus of the invention is rear
Person.
CN205782485U discloses a kind of LED cars headlight, including：Line group, radiating fin, red copper heat conducting pipe and copper circuit
Plate；Wherein, radiating fin side installs wired group, and red copper heat conducting pipe is arranged on the opposite side of radiating fin, in red copper heat conducting pipe
Both sides be fitted with copper circuit board, sunshade aluminium cap sleeve is on copper circuit board and red copper heat conducting pipe；Copper circuit board is provided with LED light
Source；Hardware bonnet is set with line group, hardware bonnet is fixed with radiating fin；Red copper heat conducting pipe one end contacts with radiating fin,
And it is set with hardware aluminum component；Multiple heat emission holes are uniformly machined with radiating fin.This LED cars headlight when in use, heat from
LED light source passes to radiating fin radiating along red copper heat conducting pipe, and for the quick export of heat, red copper heat conducting pipe need to have certain
Thickness, therefore the gross thickness of red copper heat conducting pipe and two panels copper circuit board is larger.The LED cars headlight when mounted, LED light source direction
Left and right sides is installed, and light reflects away that (left side light source is changed into right side light, right side source warp after lamp shade reflects through lamp shade
It is changed into left side light after lamp shade reflection), therefore upper and lower sides just have the weaker region of a light, or even irradiation blind area is had,
The effect of 360 degree of coverings of conventional halogen lamp or xenon lamp cannot be reached, prior art can not take into account light type and heat transfer.
The content of the invention
For technical problem present in prior art, the purpose of the present invention is：There is provided it is a kind of by heat from lateral quick
Export do not influence simultaneously light form of car lamp using the lateral heat-conducting LED lamp of film circuit board and convex flat heat transfer component and
LED car lamp.
In order to achieve the above object, the present invention adopts the following technical scheme that：
Using the lateral heat-conducting LED lamp of film circuit board and convex flat heat transfer component, for car light, including LED light
Source, film circuit board, the heat transfer component that heat is passed to radiator；Heat transfer component includes laminar convex flat portion and connected convex flat
The main part of one side in portion, film circuit board are close to the side installation in convex flat portion, and LED light source is close to the side of film circuit board
Installation；Main part connects with radiator.
As a preferred embodiment, main part is strip, convex flat portion is bar shaped flake, and the lower side in convex flat portion is along main body
The length direction in portion and the upper end outer wall of main part connect, and length direction of the film circuit board along convex flat portion is close to convex flat portion
Install side.
As a preferred embodiment, main part and convex flat portion are integral type structure.
As a preferred embodiment, the quantity of film circuit board is two panels, the left and right sides in convex flat portion, two panels are separately fixed at
The lateral surface of film circuit board is equipped with LED light source.
As a preferred embodiment, the inner side of LED light source is provided with positive pole and negative pole, the positive pole and negative pole with corresponding thin film circuit
Plate electrically connects, and the positive pole and negative pole are used to the heat of LED light source passing to film circuit board.
As a preferred embodiment, the inner side of LED light source is provided with positive pole, negative pole and radiating area, the positive pole and negative pole with it is corresponding
Film circuit board electrically connects, and the film circuit board is provided with through hole, and the radiating area of LED light source is close to the table in convex flat portion through through hole
Face.
As a preferred embodiment, the cross section of main part is circular, ellipse or polygon, the cross section in convex flat portion is square
Shape.
As a preferred embodiment, main part is heat pipe, heat-conducting metal rod or heat conduction plastic rod.
As a preferred embodiment, the thickness of film circuit board is 0.02-1mm, the thickness in convex flat portion is 0.2-4mm, main part
Width in the lateral direction is 2-10mm.
A kind of LED car lamp, using lateral heat-conducting LED lamp, including lamp socket and radiator, lateral heat-conducting LED lamp
Installed in the front end of lamp socket, radiator is arranged on the rear end of lamp socket, and the main part of heat transfer component is close to through lamp socket and radiator.
The present invention principle be：Heat transfer component includes main part and convex flat portion, and convex flat portion is used for the installation of film circuit board,
Because of shaped flat, film circuit board can be installed well, also ensure that heat transfer area, moreover it is possible to ensure film circuit board together with convex flat
Portion has relatively thin thickness.The main part of strip is arranged on lateral (direction of positive opposite side) of film circuit board, heat
Amount can be quickly passed on main part from film circuit board by convex flat portion, or is passed to convex flat portion by the radiating area of LED light source and entered
And by main part, so as to which heat quickly is gone out into (rather than being conducted by front side or rear side) from sideways conduction, ensure heat transfer
Effect.Meanwhile be arranged on laterally as the main part of main heat transfer part, while using the film circuit board of thinner thickness, it is left
Thinner thickness between right both sides LED light source, light radiation scope is wider, and (light is changed into lower side lamp after lamp shade reflects for upper end
Light) light weaker area is not present, lighting effects are good.In addition, the main part as main heat transfer part is arranged on lower side, should
The light at position is changed into upside light after lamp shade reflects, and the light in this region is little as car light effect, therefore main body
The size in portion can with bigger, especially using heat pipe when, ensure heat-transfer effect.
Generally speaking, the invention has the advantages that：
1. it is simple in construction, it is relatively low that the main part as the heat transfer component of main heat transfer part is arranged on car light lighting demand
Side, without reducing the size of main part, ensure that heat-transfer effect, also ensure three directions there is preferable light shape, meet
The illumination highlights of laws and regulations requirement light shape in vehicle travel process, visual effect is close to Halogen lamp LED or xenon lamp.
2. contacted using heat pipe as main part, the evaporator section of heat pipe with convex flat portion, convex flat portion and flexible PCB or LED
The radiating area contact radiating of light source, the condensation segment of heat pipe contact with radiator, effectively can quickly conduct heat to radiator, heat
Amount is not accumulated in lamp body and lamp socket, and heat transfer efficiency is high.
3. on the basis of heat transfer efficiency is improved, it is possible to increase the power of LED light source, capture existing LED car lamp underpower
Bottleneck, ensure traffic safety.
4. using flexible film circuit board, there is relatively thin thickness, ensure the thinner thickness between the LED light source of both sides.
5. main part uses integral structure with convex flat portion, thermal contact resistance is reduced, is easy to the quick export of heat.
6. flexible PCB is arranged on the side in the flat convex flat portion of shape, it is easily assembled and aligns.
Brief description of the drawings
Fig. 1 is the sectional view of embodiment one.
Fig. 2 is the right view of embodiment one.
Fig. 3 is the partial enlarged drawing on Fig. 1 tops.
Fig. 4 is the sectional view of embodiment two.
Fig. 5 is the right view of embodiment two.
Fig. 6 is the partial enlarged drawing on Fig. 4 tops.
Fig. 7 is the sectional view of embodiment three.
Fig. 8 is the right view of embodiment three.
Fig. 9 is the partial enlarged drawing on Fig. 7 tops.
Figure 10 is the sectional view of example IV.
Figure 11 is the right view of example IV.
Figure 12 is the partial enlarged drawing on Figure 10 tops.
Wherein, 1 is LED light source, and 2 be film circuit board, and 3 be main part, and 4 be convex flat portion, and 5 be negative or positive electrode, and 6 be scattered
Hot-zone.
Embodiment
It is next below that the present invention will be further described in detail.
Embodiment one
Using the lateral heat-conducting LED lamp of film circuit board and convex flat heat transfer component, including LED light source, thin-film electro
Road plate, the heat transfer component that heat is passed to radiator.
The interior survey of LED light source is provided with positive pole and negative pole, without radiating area, is transferred heat away from by positive pole and negative pole.
Film circuit board is existing flexible PCB, and the positive pole and negative pole of LED light source electrically connect with film circuit board.
It is heat pipe that heat transfer component, which includes main part and convex flat portion, main part, and convex flat portion is the outer wall tensile system from main part
, the preparation method is prior art, and the cross section of main part is circle, and convex flat portion is straight upwards positioned at circular vertical diameter
On the position of line extension.
The quantity of film circuit board is two panels, and the left and right sides in convex flat portion is adhesive in by heat conduction.The quantity of LED light source is
Two groups, positive pole and negative pole be welded on corresponding to film circuit board lateral surface.
In the present embodiment, the thickness of film circuit board is 0.15mm, and the thickness in convex flat portion is 1mm, and main part is in right and left
Upward width is 5mm.
A kind of LED car lamp, including lamp socket, radiator, the lateral heat conduction using film circuit board and convex flat heat transfer component
Formula LED lamp.Lateral heat-conducting LED lamp is arranged on the front end of lamp socket, and radiator is arranged on the rear end of lamp socket, the evaporation of heat pipe
Section is close to convex flat portion, and heat pipe passes through lamp socket, and the condensation segment of heat pipe is close to radiator.
In use, the heat that LED light source is sent passes to film circuit board through both positive and negative polarity, then passed to by film circuit board convex flat
Portion, can quickly it be conducted by radiator heat-dissipation, heat through heat pipe.
Embodiment two
Using the lateral heat-conducting LED lamp of film circuit board and convex flat heat transfer component, including LED light source, thin-film electro
Road plate, the heat transfer component that heat is passed to radiator.
The interior survey of LED light source is provided with positive pole, negative pole, radiating area, is transferred heat away from by radiating area.
Film circuit board is existing flexible PCB, which is provided with the through hole passed through for the radiating area of LED light source, LED
The positive pole and negative pole of light source electrically connect with film circuit board.
Heat transfer component includes main part and convex flat portion, and main part is heat-conducting metal rod, and convex flat portion is the outer wall from main part
Stretching is made, and the preparation method is prior art, and the cross section of main part is circle, and convex flat portion is positioned at circular vertical diameter
On upward linearly extended position.
The quantity of film circuit board is two panels, and the left and right sides in convex flat portion is welded on by thermal conductive solder.The number of LED light source
Measure as two groups, positive pole and negative pole be welded on corresponding to film circuit board lateral surface, radiating area passes through film circuit board, is welded on
The surface in convex flat portion.
In the present embodiment, the thickness of film circuit board is 0.1mm, and the thickness in convex flat portion is 1mm, and main part is in left and right directions
On width be 5mm.
A kind of LED car lamp, including lamp socket, radiator, the lateral heat conduction using film circuit board and convex flat heat transfer component
Formula LED lamp.Lateral heat-conducting LED lamp is arranged on the front end of lamp socket, and radiator is arranged on the rear end of lamp socket, heat-conducting metal rod
Front end stretching have convex flat portion, heat-conducting metal rod passes through lamp socket, and the rear end of heat-conducting metal rod is close to radiator.
In use, the heat that LED light source is sent passes to convex flat portion through radiating area, through heat-conducting metal rod by radiator heat-dissipation,
Heat can be conducted quickly.
Embodiment three
Using the lateral heat-conducting LED lamp of film circuit board and convex flat heat transfer component, including LED light source, thin-film electro
Road plate, the heat transfer component that heat is passed to radiator.
The interior survey of LED light source is provided with positive pole and negative pole, without radiating area, is transferred heat away from by positive pole and negative pole.
Film circuit board is existing flexible PCB, and the positive pole and negative pole of LED light source electrically connect with film circuit board.
It is heat pipe that heat transfer component, which includes main part and convex flat portion, main part, and convex flat portion is the outer wall tensile system from main part
, the preparation method is prior art, and the cross section of main part is ellipse, and convex flat portion is positioned at oval vertical short axial
On upper linearly extended position.
The quantity of film circuit board is two panels, and the left and right sides in convex flat portion is adhesive in by heat conduction.The quantity of LED light source is
Two groups, positive pole and negative pole be welded on corresponding to film circuit board lateral surface.
In the present embodiment, the thickness of film circuit board is 0.15mm, and the thickness in convex flat portion is 2mm, and main part is in right and left
Upward width is 6mm.
A kind of LED car lamp, including lamp socket, radiator, the lateral heat conduction using film circuit board and convex flat heat transfer component
Formula LED lamp.Lateral heat-conducting LED lamp is arranged on the front end of lamp socket, and radiator is arranged on the rear end of lamp socket, the evaporation of heat pipe
Section is close to convex flat portion, and heat pipe passes through lamp socket, and the condensation segment of heat pipe is close to radiator.
In use, the heat that LED light source is sent passes to film circuit board through both positive and negative polarity, then passed to by film circuit board convex flat
Portion, can quickly it be conducted by radiator heat-dissipation, heat through heat pipe.
Example IV
Using the lateral heat-conducting LED lamp of film circuit board and convex flat heat transfer component, including LED light source, thin-film electro
Road plate, the heat transfer component that heat is passed to radiator.
The interior survey of LED light source is provided with positive pole, negative pole, radiating area, is transferred heat away from by radiating area.
Film circuit board is existing flexible PCB, which is provided with the through hole passed through for the radiating area of LED light source, LED
The positive pole and negative pole of light source electrically connect with film circuit board.
Heat transfer component includes main part and convex flat portion, and main part is heat-conducting metal rod, and convex flat portion is the outer wall from main part
Stretching is made, and the preparation method is prior art, and the cross section of main part is ellipse, and convex flat portion is vertical positioned at ellipse
In short axial on linearly extended position.
The quantity of film circuit board is two panels, and the left and right sides in convex flat portion is welded on by thermal conductive solder.The number of LED light source
Measure as two groups, positive pole and negative pole be welded on corresponding to film circuit board lateral surface, radiating area passes through film circuit board, is welded on
The surface in convex flat portion.
In the present embodiment, the thickness of film circuit board is 0.1mm, and the thickness in convex flat portion is 2mm, and main part is in left and right directions
On width be 6mm.
A kind of LED car lamp, including lamp socket, radiator, the lateral heat conduction using film circuit board and convex flat heat transfer component
Formula LED lamp.Lateral heat-conducting LED lamp is arranged on the front end of lamp socket, and radiator is arranged on the rear end of lamp socket, heat-conducting metal rod
Front end stretching have convex flat portion, heat-conducting metal rod passes through lamp socket, and the rear end of heat-conducting metal rod is close to radiator.
In use, the heat that LED light source is sent passes to convex flat portion through radiating area, through heat-conducting metal rod by radiator heat-dissipation,
Heat can be conducted quickly.
In addition to the mode that the present embodiment refers to, the cross section of heat transfer component can use other shapes, such as square, just
Pentagon, positive six deformation etc.；The main part of heat transfer component can use heat pipe, heat-conducting metal rod, heat conduction plastic rod or other heat conduction
Material bar；The brazing metals such as tin, copper can be selected in thermal conductive solder；Hot silica gel, heat-conducting silicone grease, heat conduction epoxy glue can be selected in heat-conducting glue
Deng；Convex flat portion can not be located at the position of center ofthe and slightly offset from centre position, as long as it is located at the relatively low position of light utilization
Put.These mapping modes are within the scope of the present invention.
Above-described embodiment is the preferable embodiment of the present invention, but embodiments of the present invention are not by above-described embodiment
Limitation, other any Spirit Essences without departing from the present invention with made under principle change, modification, replacement, combine, simplification,
Equivalent substitute mode is should be, is included within protection scope of the present invention.
Claims (10)
1. using the lateral heat-conducting LED lamp of film circuit board and convex flat heat transfer component, for car light, it is characterised in that：
Including LED light source, film circuit board, the heat transfer component that heat is passed to radiator；Heat transfer component includes laminar convex flat portion
With the main part of a side in the convex flat portion of connection, film circuit board is close to the side installation in convex flat portion, and LED light source is close to thin-film electro
The side installation of road plate；Main part connects with radiator.
2. according to the lateral heat-conducting LED lamp using film circuit board and convex flat heat transfer component described in claim 1, its
It is characterised by：Main part is strip, and convex flat portion is bar shaped flake, the length direction of the lower side in convex flat portion along main part
It is connected with the upper end outer wall of main part, length direction of the film circuit board along convex flat portion is close to the side installation in convex flat portion.
3. according to the lateral heat-conducting LED lamp using film circuit board and convex flat heat transfer component described in claim 2, its
It is characterised by：Main part and convex flat portion are integral type structure.
4. according to the lateral heat-conducting LED lamp using film circuit board and convex flat heat transfer component described in claim 2, its
It is characterised by：The quantity of film circuit board is two panels, is separately fixed at the left and right sides in convex flat portion, two panels film circuit board
Lateral surface is equipped with LED light source.
5. according to the lateral heat conduction using film circuit board and convex flat heat transfer component any one of Claims 1-4
Formula LED lamp, it is characterised in that：The inner side of LED light source is provided with positive pole and negative pole, the positive pole and negative pole with corresponding thin film circuit
Plate electrically connects, and the positive pole and negative pole are used to the heat of LED light source passing to film circuit board.
6. according to the lateral heat conduction using film circuit board and convex flat heat transfer component any one of Claims 1-4
Formula LED lamp, it is characterised in that：The inner side of LED light source is provided with positive pole, negative pole and radiating area, the positive pole and negative pole with it is corresponding
Film circuit board electrically connects, and the film circuit board is provided with through hole, and the radiating area of LED light source is close to the table in convex flat portion through through hole
Face.
7. according to the lateral heat conduction using film circuit board and convex flat heat transfer component any one of Claims 1-4
Formula LED lamp, it is characterised in that：The cross section of main part is circular, ellipse or polygon, and the cross section in convex flat portion is square
Shape.
8. according to the lateral heat conduction using film circuit board and convex flat heat transfer component any one of Claims 1-4
Formula LED lamp, it is characterised in that：Main part is heat pipe, heat-conducting metal rod or heat conduction plastic rod.
9. according to the lateral heat conduction using film circuit board and convex flat heat transfer component any one of Claims 1-4
Formula LED lamp, it is characterised in that：The thickness of film circuit board is 0.02-1mm, and the thickness in convex flat portion is 0.2-4mm, main part
Width in the lateral direction is 2-10mm.
10. a kind of LED car lamp, using the lateral heat-conducting LED lamp any one of claim 1 to 9, its feature exists
In：Including lamp socket and radiator, lateral heat-conducting LED lamp is arranged on the front end of lamp socket, and radiator is arranged on the rear end of lamp socket,
The main part of heat transfer component is close to through lamp socket and radiator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720767636.8U CN207094529U (en) | 2017-06-27 | 2017-06-27 | Using lateral the heat-conducting LED lamp and LED car lamp of film circuit board and convex flat heat transfer component |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720767636.8U CN207094529U (en) | 2017-06-27 | 2017-06-27 | Using lateral the heat-conducting LED lamp and LED car lamp of film circuit board and convex flat heat transfer component |
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| Publication Number | Publication Date |
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| CN207094529U true CN207094529U (en) | 2018-03-13 |
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| CN201720767636.8U Active CN207094529U (en) | 2017-06-27 | 2017-06-27 | Using lateral the heat-conducting LED lamp and LED car lamp of film circuit board and convex flat heat transfer component |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107289396A (en) * | 2017-06-27 | 2017-10-24 | 佛山肆强科技有限公司 | Using the lateral heat-conducting LED lamp and LED car lamp of film circuit board and convex flat heat transfer component |
-
2017
- 2017-06-27 CN CN201720767636.8U patent/CN207094529U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107289396A (en) * | 2017-06-27 | 2017-10-24 | 佛山肆强科技有限公司 | Using the lateral heat-conducting LED lamp and LED car lamp of film circuit board and convex flat heat transfer component |
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