CN205863221U - A kind of Novel aluminum base plate - Google Patents
A kind of Novel aluminum base plate Download PDFInfo
- Publication number
- CN205863221U CN205863221U CN201620486845.0U CN201620486845U CN205863221U CN 205863221 U CN205863221 U CN 205863221U CN 201620486845 U CN201620486845 U CN 201620486845U CN 205863221 U CN205863221 U CN 205863221U
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- China
- Prior art keywords
- circular groove
- heat
- substrate
- conducting
- layer
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Abstract
The utility model discloses a kind of Novel aluminum base plate, the insulating barrier including substrate and being sequentially overlapped on this substrate and conductive layer, conductive layer is provided with the circular groove of distribution in array, the cross section of circular groove is inverted trapezoidal structure wide at the top and narrow at the bottom, and the bottom of circular groove extends on substrate through insulating barrier and conductive layer, the bottom of circular groove is provided with heat-conducting layer, the upside of heat-conducting layer is provided with reflector, and the cell wall of circular groove is provided with taperedchromeplatedbezel on the upside of heat-conducting layer, symmetrically arranged conducting block it is embedded with inside taperedchromeplatedbezel, conducting block one end is connected with conductive layer, and the conducting block other end is connected with binding post, substrate is provided with cylindrical groove, it is all covered with fin on the bottom of cylindrical groove and cell wall.In this utility model, it is to avoid fully rely on insulating barrier transmission heat, the effective radiating rate improving fin, and without separately setting radiator in the downside of substrate, decrease the thickness of aluminium base, it is simple to mount and dismount.
Description
Technical field
This utility model relates to aluminium base technical field, particularly relates to a kind of Novel aluminum base plate.
Background technology
Aluminium base is a kind of Metal Substrate copperclad plate with good heat radiating function, and general single sided board is by three-decker institute group
Become, be circuit layer (Copper Foil), insulating barrier and metal-based layer respectively.Also being designed as dual platen for high-end use, structure is
Circuit layer, insulating barrier, aluminum base, insulating barrier, circuit layer.Only a few application is multi-layer sheet, can be by common multi-layer sheet and insulation
The laminating of layer, aluminum base forms.
Aluminium base is common in LED illumination product, and main flow is electronics aluminium base in the market, and corresponding aluminium base is led
Hot coefficient is everybody parameter of interest, and heat conductivity is the highest is just to represent one of the best mark of performance.Of the prior art
Aluminium base is the most all to be made up of circuit layer, insulating barrier and metal-based layer, owing to insulating barrier should have higher insulating properties again
Must possess good heat conductivity, it arranges aspect have higher requirement, especially LED chip with layer thickness in terms of selection
Producing substantial amounts of heat quickly to be passed by insulating barrier and metal-based layer, this makes the thickness of insulating barrier and metal-based layer
Degree receives certain restriction, sometimes has to reduce the thickness of whole sheet material to improve the heat dispersion of aluminium base, sacrificial
The domestic animal intensity of sheet material, causes the shortening in sheet material life-span；If focusing on the quality of sheet material on the contrary, strengthen the thickness of sheet material, inevitable
Its radiating effect can be caused to reduce, had influence on the service life of LED chip, and increase can the use of material, improve plate
The cost of manufacture of material.
To this end, it is proposed that a kind of Novel aluminum base plate solves the problems referred to above.
Summary of the invention
The purpose of this utility model is to solve shortcoming present in prior art, and a kind of novel aluminum base proposed
Plate.
To achieve these goals, this utility model adopts the technical scheme that
A kind of Novel aluminum base plate, the insulating barrier including substrate and being sequentially overlapped on this substrate and conductive layer, described
Conductive layer is provided with the circular groove of distribution in array, and the cross section of described circular groove is inverted trapezoidal structure wide at the top and narrow at the bottom,
And the bottom of circular groove extends on substrate through insulating barrier and conductive layer, the bottom of described circular groove is provided with heat conduction
Layer, the upside of described heat-conducting layer is provided with reflector, and the cell wall of described circular groove is provided with taperedchromeplatedbezel, and taperedchromeplatedbezel is positioned at heat conduction
The top of layer, is embedded with symmetrically arranged conducting block inside described taperedchromeplatedbezel, described conducting block one end is connected with conductive layer, and conduction
The block other end is connected with binding post, and described binding post is positioned at the upside of reflector, and described substrate is provided with and circular groove pair
The cylindrical groove that should arrange, the bottom of described cylindrical groove and cell wall are all covered with fin.
Preferably, described insulating barrier uses alumina ceramic material.
Preferably, described heat-conducting layer uses heat-conducting silicone grease.
Preferably, described fin is the paillon foil that copper magnesium alloy is made.
With prior art ratio, the beneficial effects of the utility model are: by arranging circular groove on the electrically conductive, and will
The bottom of circular groove is arranged on substrate, and the LED chip in circular groove can transfer heat to heat radiation by heat-conducting layer
Sheet, then fin is arranged in the cylindrical groove on substrate, it is to avoid fully rely on insulating barrier transmission heat, effectively improve heat radiation
The radiating rate of sheet, and without separately setting radiator in the downside of substrate, decrease the thickness of aluminium base, it is simple to carry out installing and
Dismounting, simultaneously in the case of ensureing aluminium base intensity, reduces the usage amount of metal material, reduces cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of Novel aluminum base plate that the utility model proposes；
Fig. 2 is the top view in Fig. 1 after partial enlargement at A；
Fig. 3 is the side view in Fig. 1 after partial enlargement at A；
Fig. 4 is the upward view in Fig. 1 after partial enlargement at A.
In figure: 1 substrate, 2 insulating barriers, 3 conductive layers, 4 circular grooves, 5 heat-conducting layers, 6 taperedchromeplatedbezels, 7 conducting blocks, 8 wiring
Post, 9 cylindrical grooves, 10 fin, 11 reflectors.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under making creative work premise
The every other embodiment obtained, broadly falls into the scope of this utility model protection.
With reference to Fig. 1-4, a kind of Novel aluminum base plate, including substrate 1 and the insulating barrier 2 being sequentially overlapped on this substrate 1
And conductive layer 3, insulating barrier 2 uses alumina ceramic material, and heat do not put aside by aluminium oxide ceramics ceramic material itself, and has absolutely
The characteristic that edge is strong, thermal conductivity is high, with traditional insulant contrast, decreases the insulating barrier impact for thermal effect, leads
Electric layer 3 is provided with in array the circular groove 4 of distribution, and circular groove 4 is used for preventing LED chip, the cross section of circular groove 4 in
Inverted trapezoidal structure wide at the top and narrow at the bottom, and the bottom of circular groove 4 passes insulating barrier 2 and conductive layer 3 extends on substrate 1, circle
The bottom of connected in star 4 is provided with heat-conducting layer 5, and heat-conducting layer 5 uses heat-conducting glue to use heat-conducting silicone grease, and the upside of heat-conducting layer 5 is provided with reflective
Plate 11, the cell wall of circular groove 4 is provided with taperedchromeplatedbezel 6, and taperedchromeplatedbezel 6 is positioned at the top of heat-conducting layer 5, taperedchromeplatedbezel 6 and reflector
11 can effectively reflect the pipeline that LED chip sends, and taperedchromeplatedbezel 6 is internal is embedded with symmetrically arranged conducting block 7, conducting block 7 one end
Being connected with conductive layer 3, and conducting block 7 other end is connected with binding post 8, conductive layer 3, conducting block 7 and binding post 8 form path,
Powering for LED chip, binding post 8 is positioned at the upside of reflector 11, and substrate 1 is provided with the post being correspondingly arranged with circular groove 4
Shape groove 9, the bottom of cylindrical groove 9 and cell wall are all covered with fin 10, and fin 10 uses the paillon foil that copper magnesium alloy is made.
In this utility model, by arranging circular groove 4 on conductive layer 3, and the bottom of circular groove 4 is arranged on the end
On substrate 1, the LED chip in circular groove 4 can transfer heat to fin by heat-conducting layer, and by fin is arranged
In cylindrical groove 9 on substrate, improve the radiating rate of fin.
The above, only this utility model preferably detailed description of the invention, but protection domain of the present utility model is not
Being confined to this, any those familiar with the art is in the technical scope that this utility model discloses, according to this practicality
Novel technical scheme and utility model thereof conceive equivalent or change in addition, all should contain at protection model of the present utility model
Within enclosing.
Claims (4)
1. a Novel aluminum base plate, the insulating barrier (2) including substrate (1) and being sequentially overlapped on this substrate (1) and conduction
Layer (3), it is characterised in that described conductive layer (3) is provided with the circular groove (4) of distribution, described circular groove (4) in array
Cross section be inverted trapezoidal structure wide at the top and narrow at the bottom, and the bottom of circular groove (4) through insulating barrier (2) and conductive layer (3) extension
To substrate (1), the bottom of described circular groove (4) is provided with heat-conducting layer (5), and the upside of described heat-conducting layer (5) is provided with reflective
Plate (11), the cell wall of described circular groove (4) is provided with taperedchromeplatedbezel (6), and taperedchromeplatedbezel (6) is positioned at the top of heat-conducting layer (5), institute
Stating taperedchromeplatedbezel (6) inside and be embedded with symmetrically arranged conducting block (7), described conducting block (7) one end is connected with conductive layer (3), and leads
Electricity block (7) other end is connected with binding post (8), and described binding post (8) is positioned at the upside of reflector (11), described substrate (1)
It is provided with the cylindrical groove (9) being correspondingly arranged with circular groove (4), the bottom of described cylindrical groove (9) and cell wall are all covered with dissipating
Backing (10).
A kind of Novel aluminum base plate the most according to claim 1, it is characterised in that described insulating barrier (2) uses aluminium oxide pottery
Ceramic material.
A kind of Novel aluminum base plate the most according to claim 1, it is characterised in that described heat-conducting layer (5) uses heat-conducting silicone grease.
A kind of Novel aluminum base plate the most according to claim 1, it is characterised in that described fin (10) uses copper magnesium alloy
The paillon foil made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620486845.0U CN205863221U (en) | 2016-05-25 | 2016-05-25 | A kind of Novel aluminum base plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620486845.0U CN205863221U (en) | 2016-05-25 | 2016-05-25 | A kind of Novel aluminum base plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205863221U true CN205863221U (en) | 2017-01-04 |
Family
ID=57638705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620486845.0U Expired - Fee Related CN205863221U (en) | 2016-05-25 | 2016-05-25 | A kind of Novel aluminum base plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205863221U (en) |
-
2016
- 2016-05-25 CN CN201620486845.0U patent/CN205863221U/en not_active Expired - Fee Related
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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: 20170104 Termination date: 20170525 |