CN204271136U - The heat-radiating substrate of brilliant COB light source is covered for street lamp - Google Patents
The heat-radiating substrate of brilliant COB light source is covered for street lamp Download PDFInfo
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- CN204271136U CN204271136U CN201420756444.3U CN201420756444U CN204271136U CN 204271136 U CN204271136 U CN 204271136U CN 201420756444 U CN201420756444 U CN 201420756444U CN 204271136 U CN204271136 U CN 204271136U
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- light source
- nickeline
- heat
- base body
- copper
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Abstract
The utility model discloses a kind of heat-radiating substrate covering brilliant COB light source for street lamp, this substrate comprises the copper base body be made up of red metal material, copper base body one side is distributed with Liang Ge copper foil circuit district, and the middle position in this face caves in have heavy stand, Liang Ge copper foil circuit district lays respectively at the both sides of heavy stand; Two ends of this copper base body are equipped with symmetrically arranged through hole; The plated surface in copper foil circuit district is covered with nickeline floor; And copper base body one side is also electroplate with multiple nickeline pad.This substrate of the utility model adopts red metal material to make, and improves conductive coefficient and the area of dissipation of this substrate, and then greatly optimizes the heat dispersion of light source, make light source product thermal resistance be reduced to 0.5 DEG C/W, solves the difficult problem of heat radiation of light source product; And do the process of plating nickeline on the surface in copper foil circuit district, greatly improve the heat conduction anti-corrosion capability of radiating copper substrate and the tension force on surface, make between lens and radiating copper substrate in conjunction with close and firm difficult drop-off.
Description
Technical field
The utility model relates to lighting technical field, particularly relates to a kind of heat-radiating substrate covering brilliant COB light source for street lamp.
Background technology
On Vehicles Collected from Market, the street lighting light source product major part of main flow is high-pressure sodium lamp, fraction adopts the solid state LED lighting source product that direct die bond the traditional handicraft mode of bonding wire are produced on aluminium base support, copper base support or ceramic substrate support.Because of common LED light source directly using aluminium base, copper base or ceramic substrate not only as die bond support but also as heat-radiating substrate, its thermoelectricity separating effect and radiating effect are not very desirable, its thermal resistance is generally at 12 DEG C/W, and thermal resistance is relatively high, and light source heat radiation exists very large problem.And the package support bowl cup degree of depth of common LED road-light light-source is large and reflective surface area is little, the light that arrangements of chips its light source intensive produces can not be scattered out fully, light energy also can incur loss because of mutual interference, and light energy can not be utilized fully, and light source light-emitting efficiency is low; But also there is the problem producing gold-tinted circle.
Utility model content
For the weak point existed in above-mentioned technology, the utility model provides that a kind of conductive coefficient is high, area of dissipation is large and the heat-radiating substrate covering brilliant COB light source for street lamp of excellent radiation performance.
For achieving the above object, the utility model provides a kind of heat-radiating substrate covering brilliant COB light source for street lamp, comprise the copper base body be made up of red metal material, described copper base body one side is distributed with Liang Ge copper foil circuit district, and the middle position in this face caves in have heavy stand, Liang Ge copper foil circuit district lays respectively at the both sides of heavy stand; Two ends of this copper base body are equipped with symmetrically arranged through hole; The plated surface in described copper foil circuit district is covered with the nickeline floor that can improve copper base bulk surface tension and light reflection ability; And described copper base body one side is also electroplate with multiple nickeline pad.
Wherein, the surface of the upper surface of described heavy stand and through hole also all plating have nickeline layer.
Wherein, the surface of this copper base body is divided into nickel plating silver district and the non-plated nickeline district of plated nickel silver layer, described non-plated nickeline district is coated with and is coated with white oil.
Wherein, the non-plated nickeline district of insulating effect has been equipped with between each copper foil circuit district and the side of heavy stand.
Wherein, the degree of depth of described heavy stand is about 0.38mm, and the diameter of through hole is about 3.5mm.
Wherein, the length of described heavy stand is greater than the length of copper foil circuit district transverse direction.
The beneficial effects of the utility model are: compared with prior art, the heat-radiating substrate covering brilliant COB light source for street lamp that the utility model provides, this substrate adopts red metal material to make, improve conductive coefficient and the area of dissipation of this substrate, and then greatly optimize the heat dispersion of light source, make light source product thermal resistance be reduced to 0.5 DEG C/W, solve the difficult problem of heat radiation of light source product; And do the process of plating nickeline on the surface in copper foil circuit district, greatly improve the tension force of radiating copper substrate surface, make between lens and radiating copper substrate in conjunction with close and firm difficult drop-off; And the light that emits of light source can form splendid mirror-reflection there being the surface of nickeline through plating, luminous energy can farthest be utilized, and greatly improves the luminous efficiency of light source, and the gold-tinted circle produced when eliminating luminescence.
Accompanying drawing explanation
Fig. 1 is the vertical view covering the heat-radiating substrate of brilliant COB light source for street lamp of the present utility model;
Fig. 2 is the structure chart after the process of Fig. 1 plating nickeline.
Main element symbol description is as follows:
1, copper base body 10, copper foil circuit district
11, heavy stand 12, through hole
13, nickeline layer 14, nickeline pad
15, non-plated nickeline district.
Embodiment
In order to more clearly state the utility model, below in conjunction with accompanying drawing, the utility model is further described.
Refer to Fig. 1-2, the heat-radiating substrate covering brilliant COB light source for street lamp that the utility model provides, comprise the copper base body 1 be made up of red metal material, copper base body 1 one side is distributed with Liang Ge copper foil circuit district 10, and the both sides having heavy stand 11, Liang Ge copper foil circuit district 10 to lay respectively at heavy stand 11 that the middle position in this face caves in; Two ends of this copper base body 1 are equipped with symmetrically arranged through hole 12; The plated surface in copper foil circuit district 10 is covered with and can improves the capillary nickeline floor 13 of copper base body 1; And copper base body 1 one side is also electroplate with multiple nickeline pad 14.
Compared to the situation of prior art, the heat-radiating substrate covering brilliant COB light source for street lamp that the utility model provides, this substrate adopts red metal material to make, improve conductive coefficient and the area of dissipation of this substrate, and then greatly optimize the heat dispersion of light source, make light source product thermal resistance be reduced to 0.5 DEG C/W, solve the difficult problem of heat radiation of light source product; And do the process of plating nickeline on the surface in copper foil circuit district 10, greatly improve tension force and the light reflection ability of radiating copper substrate surface, make between lens and radiating copper substrate in conjunction with close and firm difficult drop-off; And the light that emits of light source can form mirror-reflection there being the surface of nickeline through plating, light can be reflected fully and be carried out cooperation process through high-boron-silicon glass lens, luminous energy can farthest be utilized, greatly improve the luminous efficiency of light source, and the gold-tinted circle produced when eliminating luminescence.
In the present embodiment, the surface of the upper surface of heavy stand 11 and through hole 12 also all plating have nickeline layer 13.The design of nickeline layer 13 in this structure, further increases the tension force of radiating copper substrate surface, make between lens and radiating copper substrate in conjunction with close and firm difficult drop-off, further increase the stability of mounting structure.
In the present embodiment, the surface of this copper base body 1 is divided into nickel plating silver district and the non-plated nickeline district 15 of plated nickel silver layer 13, has been equipped with the non-plated nickeline district 15 of insulating effect between each copper foil circuit district 10 and the side of heavy stand 11.Non-plated nickeline district 15 is coated with and is coated with white oil.White oil has the effects such as anti-corrosion insulation decoration, can extend the useful life of this substrate further.Certainly, non-plated nickeline district 15 is not limited to coating white oil, can also be dirty oil or other there is the material of similar effect.
In the present embodiment, the degree of depth of heavy stand 11 is about 0.38mm, and the diameter of through hole 12 is about 3.5mm.The length of heavy stand 11 is greater than the length of copper foil circuit district 10 transverse direction.Certainly, the diameter of best in this case embodiment to be the degree of depth of heavy stand 11 be 0.38mm and through hole 12 is 3.5mm.Certainly, can change according to the concrete size of practical matter to this heavy stand 11 and through hole 12.
Be only several specific embodiment of the present utility model above, but the utility model is not limited thereto, the changes that any person skilled in the art can think of all should fall into protection range of the present utility model.
Claims (6)
1. one kind covers the heat-radiating substrate of brilliant COB light source for street lamp, it is characterized in that, comprise the copper base body be made up of red metal material, described copper base body one side is distributed with Liang Ge copper foil circuit district, and the middle position in this face caves in have heavy stand, Liang Ge copper foil circuit district lays respectively at the both sides of heavy stand; Two ends of this copper base body are equipped with symmetrically arranged through hole; The plated surface in described copper foil circuit district is covered with the nickeline floor that can improve copper base bulk surface tension and light reflection ability; And described copper base body one side is also electroplate with multiple nickeline pad.
2. the heat-radiating substrate covering brilliant COB light source for street lamp according to claim 1, is characterized in that, there is nickeline layer on the upper surface of described heavy stand and the surface of through hole also equal plating.
3. the heat-radiating substrate covering brilliant COB light source for street lamp according to claim 2, is characterized in that, the surface of this copper base body is divided into nickel plating silver district and the non-plated nickeline district of plated nickel silver layer, described non-plated nickeline district is coated with and is coated with white oil.
4. the heat-radiating substrate covering brilliant COB light source for street lamp according to claim 3, is characterized in that, has been equipped with the non-plated nickeline district of insulating effect between each copper foil circuit district and the side of heavy stand.
5. the heat-radiating substrate covering brilliant COB light source for street lamp according to claim 1, is characterized in that, the degree of depth of described heavy stand is about 0.38mm, and the diameter of through hole is about 3.5mm.
6. the heat-radiating substrate covering brilliant COB light source for street lamp according to claim 5, is characterized in that, the length of described heavy stand is greater than the length of copper foil circuit district transverse direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420756444.3U CN204271136U (en) | 2014-12-06 | 2014-12-06 | The heat-radiating substrate of brilliant COB light source is covered for street lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420756444.3U CN204271136U (en) | 2014-12-06 | 2014-12-06 | The heat-radiating substrate of brilliant COB light source is covered for street lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204271136U true CN204271136U (en) | 2015-04-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420756444.3U Expired - Fee Related CN204271136U (en) | 2014-12-06 | 2014-12-06 | The heat-radiating substrate of brilliant COB light source is covered for street lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204271136U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105098031A (en) * | 2015-07-09 | 2015-11-25 | 深圳市格天光电有限公司 | Chip-on-board (COB) light source of flip chip mining lamp |
-
2014
- 2014-12-06 CN CN201420756444.3U patent/CN204271136U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105098031A (en) * | 2015-07-09 | 2015-11-25 | 深圳市格天光电有限公司 | Chip-on-board (COB) light source of flip chip mining lamp |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150415 Termination date: 20171206 |