CN207274040U - LED television backlight covers copper aluminum substrate with high pressure resistant high heat conduction - Google Patents
LED television backlight covers copper aluminum substrate with high pressure resistant high heat conduction Download PDFInfo
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- CN207274040U CN207274040U CN201720660470.XU CN201720660470U CN207274040U CN 207274040 U CN207274040 U CN 207274040U CN 201720660470 U CN201720660470 U CN 201720660470U CN 207274040 U CN207274040 U CN 207274040U
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- heat conduction
- pressure resistant
- high pressure
- high heat
- copper foil
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Abstract
The utility model LED television backlight covers copper aluminum substrate with high pressure resistant high heat conduction and is related to circuit board technology field.With " high pressure resistant and high heat conduction " key technology, it is made of aluminium sheet, A glued membranes, cured sheets, B glued membranes, copper foil, its aluminium sheet, A glued membranes, cured sheets, B glued membranes, copper foil are sequentially placed and are connected in a manner of hot pressing, and the CuO film thickness that aluminum oxide film film thickness, the copper foil surface of surface of aluminum plate setting are set is 5 10um.For circuit board making.Design is scientific and reasonable, simple and ingenious structure, effect stability are reliable, easily make and cost is low, easy to utilize.
Description
Technical field
The utility model LED television backlight covers copper aluminum substrate with high pressure resistant high heat conduction, is related to circuit board technology field；Tool
Body is related to LED television backlight and covers copper aluminum substrate technical field with high pressure resistant high heat conduction.
Background technology
At present, the aluminum base circuit board of used as television LED backlight, due to its reasons in structure, there is high pressure resistant or high
Heat conduction, without can high pressure resistant deficiency, defect and the drawback having both at the same time with high heat conduction, so as to cause quality defect and unstable
Problem.Professional knowledge based on inventor is with abundant working experience and to the excelsior unremitting pursuit of cause, conscientious
With abundant investigation, understand, analysis, summarize, on the basis of the existing known technology of research and present situation, it is creative take " it is high pressure resistant and
High heat conduction " key technology, has succeeded in developing the utility model, has produced that " LED television backlight covers copper with high pressure resistant high heat conduction
Aluminum substrate " new product, effectively solves deficiency, defect and drawback existing for existing known technology and present situation, effective to improve
The technical merit of the industry.
Utility model content
The utility model takes " high pressure resistant and high heat conduction " key technology, provides " the high pressure resistant height of LED television backlight
Copper aluminum substrate is covered in heat conduction " new product, the utility model is made of aluminium sheet, A glued membranes, cured sheets, B glued membranes, copper foil, its aluminium sheet, A glue
Film, cured sheets, B glued membranes, copper foil are sequentially placed and are connected in a manner of hot pressing, the aluminum oxide film that the surface of aluminum plate is set
The CuO film thickness that thickness, copper foil surface are set is 5-10um.
The purpose reached by the utility model is：1., take " high pressure resistant and high heat conduction " key technology, provide " LED
TV backlight covers copper aluminum substrate with high pressure resistant high heat conduction " new product.2., the aluminium sheet of the utility model and copper foil be both provided with 5-
Oxide film and aluminium sheet, A glued membranes, cured sheets, B glued membranes, the copper foil of 10 μ m-thicks are sequentially placed and are connected in a manner of hot pressing, institute
Just possesses high voltage withstanding and high heat conduction function beneficial effect with the utility model.3., the utility model solve existing public affairs
Know the deficiency, defect and drawback of technology.4., design is scientific and reasonable for the utility model, simple and ingenious structure, making and user
Just, effect stability is reliable, is conducive to wide popularization and application.5., the utility model effectively raise the technical merit of the industry.
To achieve the above object, technical solution provided by the utility model is：
A kind of LED television backlight covers copper aluminum substrate with high pressure resistant high heat conduction, by aluminium sheet, A glued membranes, cured sheets, B glued membranes,
Copper foil is formed；
The LED television backlight covers copper aluminum substrate with high pressure resistant high heat conduction, its aluminium sheet, A glued membranes, cured sheets, B glued membranes,
Copper foil is sequentially placed and is connected in a manner of hot pressing.
The LED television backlight covers copper aluminum substrate with high pressure resistant high heat conduction, and the aluminium sheet is platy structure, the A
Glued membrane, B glued membranes are the membrane structure of heat-conducting glue membranous type, and the cured sheets are the laminated structure of sized glass cloth semi-solid preparation, institute
It is foil-like structure to state copper foil.
The LED television backlight covers copper aluminum substrate with high pressure resistant high heat conduction, and the surface of the aluminium sheet is provided with oxidation
Aluminium film, the surface of the copper foil are provided with CuO film, and the thickness of the aluminum oxide film, the thickness of CuO film are equal
For 5-10um.
The operation principle and the course of work of the utility model be：The utility model takes " high pressure resistant and high heat conduction " crucial skill
Art, there is provided " LED television backlight covers copper aluminum substrate with high pressure resistant high heat conduction " new product.The utility model first to aluminium sheet into
Row pre-treatment, including after surface clean, oxidation processes are carried out, after anodic oxidation, the aluminum oxide film of 5-10 μ m-thicks is formed, to increase
Add the proof voltage of product (processing for copper foil is also such).Then aluminium sheet after oxidation, which is first carried on the back, applies one layer of heat-conducting glue
(i.e. glued membrane), puts a high heat conduction PP (sized glass cloth prepreg ----i.e. cured sheets) after drying, then put a back of the body apply it is high
The copper foil of heat-conducting glue (i.e. glued membrane), under vacuum conditions, through 175 DEG C, 4 it is small when hot pressing, pressure 3Mpa, is made resistance to high electricity
Pressure, the special backlights of high heat conduction LED are with covering copper aluminum substrate.Exactly because the aluminium sheet and copper foil of the utility model are both provided with 5-10
Oxide film and aluminium sheet, A glued membranes, cured sheets, B glued membranes, the copper foil of μ m-thick are sequentially placed and are connected in a manner of hot pressing, so
The utility model just possesses high voltage withstanding and high heat conduction function.So as to solve the deficiency of existing known technology, defect with
Drawback.
As a result of technical solution provided by the utility model；It is " high pressure resistant and high lead since the utility model takes
Heat " key technology；Due to described in the operation principle and the course of work of the utility model；Since the utility model is by aluminium sheet, A glue
Film, cured sheets, B glued membranes, copper foil are formed, its aluminium sheet, A glued membranes, cured sheets, B glued membranes, copper foil are sequentially placed and in a manner of hot pressing
It is connected, the CuO film thickness that aluminum oxide film film thickness, the copper foil surface of the surface of aluminum plate setting are set is 5-
10um.So that the utility model, compared with existing known technology and present situation, the beneficial effect of acquisition is：
1st, the utility model takes " high pressure resistant and high heat conduction " key technology, there is provided " the resistance to height of LED television backlight
Pressure high heat conduction covers copper aluminum substrate " new product.
2nd, the aluminium sheet of the utility model and copper foil are both provided with oxide film and aluminium sheet, A glued membranes, the curing of 5-10 μ m-thicks
Piece, B glued membranes, copper foil are sequentially placed and are connected in a manner of hot pressing, thus the utility model just possess it is high voltage withstanding and high
The beneficial effect of heat conduction function.
3rd, the utility model solves the deficiency, defect and drawback of existing known technology.
4th, design is scientific and reasonable, simple and ingenious structure, easy to produce and use, effect stability is reliable for the utility model,
Be conducive to wide popularization and application.
5th, the utility model effectively raises the technical merit of the industry.
Brief description of the drawings
Fig. 1 is the diagrammatic cross-section of the utility model embodiment.
Label in figure：1st, aluminium sheet, 2, A glued membranes, 3, cured sheets, 4, B glued membranes, 5, copper foil.
Embodiment
With reference to Figure of description, the utility model is described in detail.As shown in Figure of description 1：
A kind of LED television backlight covers copper aluminum substrate with high pressure resistant high heat conduction, by aluminium sheet 1, A glued membranes 2, cured sheets 3, B glue
Film 4, copper foil 5 are formed；
The LED television backlight covers copper aluminum substrate with high pressure resistant high heat conduction, its aluminium sheet 1, A glued membranes 2, cured sheets 3, B glue
Film 4, copper foil 5 are sequentially placed and are connected in a manner of hot pressing.
The LED television backlight covers copper aluminum substrate with high pressure resistant high heat conduction, and the aluminium sheet 1 is platy structure, the A
Glued membrane 2, B glued membranes 4 are the membrane structure of heat-conducting glue membranous type, and the cured sheets 3 are the laminated structure of sized glass cloth semi-solid preparation,
The copper foil 5 is foil-like structure.
The LED television backlight covers copper aluminum substrate with high pressure resistant high heat conduction, and the surface of the aluminium sheet 1 is provided with oxidation
Aluminium film, the surface of the copper foil 5 are provided with CuO film, the thickness of the aluminum oxide film, the thickness of CuO film
It is 5-10um.
In above-mentioned specific implementation process：The thickness of thickness, CuO film to the aluminum oxide film is respectively
It is carried out with 5,6,7,8,9,10um；Obtain expected good result.
It these are only the preferred embodiment of the utility model, not make limitation in any form to the utility model；It is all
Industry technical staff smooth can implement；But do not depart from technical solutions of the utility model make modification with develop be equal to change
Change, be the technical solution of the utility model.
Claims (3)
1. a kind of LED television backlight covers copper aluminum substrate with high pressure resistant high heat conduction, it is characterised in that：By aluminium sheet (1), A glued membranes
(2), cured sheets (3), B glued membranes (4), copper foil (5) are formed；
The LED television backlight covers copper aluminum substrate with high pressure resistant high heat conduction, its aluminium sheet (1), A glued membranes (2), cured sheets (3), B
Glued membrane (4), copper foil (5) are sequentially placed and are connected in a manner of hot pressing；The A glued membranes (2), B glued membranes (4) are conductive adhesive film
The membrane structure of type.
2. LED television backlight according to claim 1 covers copper aluminum substrate with high pressure resistant high heat conduction, it is characterised in that：Institute
It is platy structure to state aluminium sheet (1), and the cured sheets (3) are the laminated structure of sized glass cloth semi-solid preparation, and the copper foil (5) is paper tinsel
Shape structure.
3. LED television backlight according to claim 1 covers copper aluminum substrate with high pressure resistant high heat conduction, it is characterised in that：Institute
The surface for stating aluminium sheet (1) is provided with aluminum oxide film, and the surface of the copper foil (5) is provided with CuO film, the aluminium oxide
The thickness of film, the thickness of CuO film are 5-10um.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720660470.XU CN207274040U (en) | 2017-06-09 | 2017-06-09 | LED television backlight covers copper aluminum substrate with high pressure resistant high heat conduction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720660470.XU CN207274040U (en) | 2017-06-09 | 2017-06-09 | LED television backlight covers copper aluminum substrate with high pressure resistant high heat conduction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207274040U true CN207274040U (en) | 2018-04-27 |
Family
ID=61992419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720660470.XU Active CN207274040U (en) | 2017-06-09 | 2017-06-09 | LED television backlight covers copper aluminum substrate with high pressure resistant high heat conduction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207274040U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107415369A (en) * | 2017-06-09 | 2017-12-01 | 陕西长石电子材料股份有限公司 | LED television backlight covers copper aluminium base board manufacturing method with high pressure resistant high heat conduction |
-
2017
- 2017-06-09 CN CN201720660470.XU patent/CN207274040U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107415369A (en) * | 2017-06-09 | 2017-12-01 | 陕西长石电子材料股份有限公司 | LED television backlight covers copper aluminium base board manufacturing method with high pressure resistant high heat conduction |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Production method of high-voltage-resistant and high-thermal-conductivity copper-coated aluminum substrate used for LED television backlight Effective date of registration: 20190311 Granted publication date: 20180427 Pledgee: Weinan Branch of China Postal Savings Bank Co., Ltd. Pledgor: SHAANXI CHANGSHI ELECTRONIC MATERIALS CO., LTD. Registration number: 2019610000043 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |