CN209643235U - A kind of conductive radiator graphite flake - Google Patents
A kind of conductive radiator graphite flake Download PDFInfo
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- CN209643235U CN209643235U CN201822121556.2U CN201822121556U CN209643235U CN 209643235 U CN209643235 U CN 209643235U CN 201822121556 U CN201822121556 U CN 201822121556U CN 209643235 U CN209643235 U CN 209643235U
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- conductive
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- glue
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Abstract
The utility model belongs to graphite flake technical field, more particularly to a kind of conductive radiator graphite flake, including artificial graphite film layer, copper plate, conductive and heat-conductive glue-line, polyimide film and release film layer, copper plate is plated on two surfaces of artificial graphite film layer, conductive and heat-conductive glue-line is coated on artificial graphite film layer and copper plate is formed by whole outer surface, polyimide film is set to the upper surface, left side and right side of conductive and heat-conductive glue-line, and release film layer is set to the lower surface of conductive and heat-conductive glue-line；Conductive and heat-conductive glue-line is provided with air channel, and ventilation trench bottom is provided with the first air hole, and the both ends of air channel are additionally provided with skewed slot, and polyimide film is provided with the second air hole to match with the first air hole.Compared with the prior art, the utility model artificial graphite is combined closely with copper, not easily to fall off, and conductive radiator effect is good, while greatly reducing process, reduces production cost.
Description
Technical field
The utility model belongs to graphite flake technical field more particularly to a kind of conductive radiator graphite flake.
Background technique
In recent years, with the continuous development of electronic technology, electronic product is kept updating, the size of work package
Smaller and smaller, the speed and then efficiency of work are higher and higher, and calorific value is also increasing, therefore, do not require nothing more than it and are equipped with phase
The radiator answered to guarantee the reliability of properties of product, and extends it is also to be ensured that radiator has stronger heat-sinking capability
Its service life.
Artificial graphite and copper aluminium product are thermally conductive because its distinctive high heat conduction and heat radiation coefficient becomes the solution of hyundai electronics class product
The preferred material of heat dissipation problem.In view of the above-mentioned problems, in the actual production process, only simply artificial graphite and copper aluminium are produced
Product are simply bonded, and the product being bonded it is generally existing below the disadvantage is that: 1) copper aluminium product and artificial graphite combine, all
It is to be bonded with adhesive sticker, easy excessive glue also results in layering and falls off under the use environment of electronic product；2) copper aluminium product
It is combined with artificial graphite, is bonded with adhesive sticker, adhesive sticker can generate the side effect of thermal resistance, influence whole heat dissipation effect
Fruit；3) copper aluminium product is in conjunction with artificial graphite, because mutually to fit in production technology, wastes material, while increasing working hour,
Increase the production cost of product.
Utility model content
The purpose of this utility model is that: in view of the deficiencies of the prior art, and a kind of conductive radiator graphite flake is provided, it is artificial
Graphite is combined closely with copper, not easily to fall off, and conductive radiator effect is good, while greatly reducing process, reduces production cost.
To achieve the goals above, the utility model uses following technical scheme:
A kind of conductive radiator graphite flake, including artificial graphite film layer, copper plate, conductive and heat-conductive glue-line, polyimide film
Layer and release film layer, the copper plate are plated on two surfaces of the artificial graphite film layer, the conductive and heat-conductive glue-line cladding
It is formed by whole outer surface in the artificial graphite film layer and the copper plate, the polyimide film is set to institute
The upper surface, left side and right side of conductive and heat-conductive glue-line are stated, the release film layer is set under the conductive and heat-conductive glue-line
Surface；The conductive and heat-conductive glue-line is provided with air channel, and the ventilation trench bottom is provided with the first air hole, the air channel
Both ends are additionally provided with skewed slot, and the polyimide film is provided with the second air hole to match with first air hole.
As a kind of improvement of conductive radiator graphite flake described in the utility model, the conductive and heat-conductive glue-line with a thickness of
0.2 ~ 2mm, if the thickness of thermally conductive pressure-sensitive adhesive layer is blocked up to reduce conductive and heat-conductive efficiency.
As a kind of improvement of conductive radiator graphite flake described in the utility model, the thickness of the artificial graphite film layer
It is 12 ~ 50 μm.If the excessively thin effect that will affect conductive and heat-conductive of the thickness of artificial graphite film.
As a kind of improvement of conductive radiator graphite flake described in the utility model, the copper plate with a thickness of 3 ~ 10 μ
m.If the excessively thin effect that will affect conductive and heat-conductive of the thickness of copper plate.
As a kind of improvement of conductive radiator graphite flake described in the utility model, the skewed slot and first air hole
It is connected by the air channel.
As a kind of improvement of conductive radiator graphite flake described in the utility model, first air hole and described second
The aperture of air hole is 0.1 ~ 2mm.
Compared with the prior art, the utility model has the beneficial effects that:
1) the utility model realizes combining closely for artificial graphite film and copper by way of plating, in Subsequent electronic
Under product use environment, layering obscission will not be generated, greatly improves the safety of electronic product；
2) the utility model realizes combining closely for artificial graphite film and copper by way of plating, between the two without
It need to be bonded by adhesive sticker, to effectively avoid generating the side effect of thermal resistance, improve heat dissipation effect；
3) the utility model is by the copper plating treatment to artificial graphite film, reduces the multiple of single product in conventional method
Bonding process does not need a large amount of artificial and machines and is bonded, reduces artificial and equipment cost；
4) the utility model is provided with air channel, the first air hole and skewed slot in conductive and heat-conductive glue-line, while in polyamides Asia
Amine film layer is provided with the second air hole, and when in use, the hot gas of generation can be discharged by the first air hole from the second air hole, false
If hot gas is obstructed and can not be discharged by the second air hole, hot gas can be also discharged by skewed slot again from air channel, and raising is led
Hot heat dissipation effect.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of conductive and heat-conductive glue-line in the utility model.
Wherein: 1- artificial graphite film layer, 2- copper plate, 3- conductive and heat-conductive glue-line, 4- polyimide film, 5- release film
Layer, 31- air channel, the first air hole of 32-, 33- skewed slot, the second air hole of 41-.
Specific embodiment
With reference to embodiment and Figure of description, the utility model is described in further detail, but this
The embodiment of utility model is not limited to this.
As shown in Figure 1 and 2, a kind of conductive radiator graphite flake, including artificial graphite film layer 1, copper plate 2, electrically and thermally conductive adhesive
Layer 3, polyimide film 4 and release film layer 5, copper plate 2 are plated on two surfaces of artificial graphite film layer 1, electrically and thermally conductive adhesive
Layer 3 is coated on artificial graphite film layer 1 and copper plate 2 is formed by whole outer surface, and polyimide film 4 is set to conduction
Upper surface, left side and the right side of heat-conducting glue layer 3, release film layer 5 are set to the lower surface of conductive and heat-conductive glue-line 3；Conduction is led
Hot glue layer 3 is provided with air channel 31, and 31 bottom of air channel is provided with the first air hole 32, and the both ends of air channel 31 are additionally provided with tiltedly
Slot 33, polyimide film 4 are provided with the second air hole 41 to match with the first air hole 32.Using the utility model
When, it only need to tear release film layer 5 and be affixed on product again, it is convenient to use.
Further, conductive and heat-conductive glue-line 3 with a thickness of 0.2 ~ 2mm, if the thickness of thermally conductive pressure-sensitive adhesive layer is blocked up to be reduced
Conductive and heat-conductive efficiency.
Further, artificial graphite film layer 1 with a thickness of 12 ~ 50 μm.It can shadow if the thickness of artificial graphite film is excessively thin
Ring the effect of conductive and heat-conductive.
Further, copper plate 2 with a thickness of 3 ~ 10 μm.If the excessively thin effect that will affect conductive and heat-conductive of the thickness of copper plate 2
Fruit.
Further, skewed slot 33 is connected with the first air hole 32 by air channel 31.
Further, the aperture of the first air hole 32 and the second air hole 41 is 0.1 ~ 2mm.
According to the disclosure and teachings of the above specification, the utility model those skilled in the art can also be to above-mentioned reality
The mode of applying is changed and is modified.Therefore, the utility model is not limited to above-mentioned specific embodiment, all this field skills
It is practical new that art personnel any conspicuous improvement made on the basis of the utility model, replacement or modification belong to this
The protection scope of type.In addition, these terms are intended merely to facilitate although using some specific terms in this specification
It is bright, any restrictions are not constituted to the utility model.
Claims (6)
1. a kind of conductive radiator graphite flake, it is characterised in that: including artificial graphite film layer, copper plate, conductive and heat-conductive glue-line, gather
Acid imide film layer and release film layer, the copper plate are plated on two surfaces of the artificial graphite film layer, the conductive and heat-conductive
Glue-line is coated on the artificial graphite film layer and the copper plate is formed by whole outer surface, the polyimide film
It is set to upper surface, left side and the right side of the conductive and heat-conductive glue-line, the release film layer is set to the conductive and heat-conductive
The lower surface of glue-line；The conductive and heat-conductive glue-line is provided with air channel, and the ventilation trench bottom is provided with the first air hole, described
The both ends of air channel are additionally provided with skewed slot, and the polyimide film is provided with second to match with first air hole thoroughly
Stomata.
2. conductive radiator graphite flake according to claim 1, it is characterised in that: the conductive and heat-conductive glue-line with a thickness of
0.2~2mm。
3. conductive radiator graphite flake according to claim 1, it is characterised in that: the artificial graphite film layer with a thickness of
12~50μm。
4. conductive radiator graphite flake according to claim 1, it is characterised in that: the copper plate with a thickness of 3 ~ 10 μm.
5. conductive radiator graphite flake according to claim 1, it is characterised in that: the skewed slot and first air hole are logical
The air channel is crossed to be connected.
6. conductive radiator graphite flake according to claim 1, it is characterised in that: first air hole and described second is thoroughly
The aperture of stomata is 0.1 ~ 2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822121556.2U CN209643235U (en) | 2018-12-18 | 2018-12-18 | A kind of conductive radiator graphite flake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822121556.2U CN209643235U (en) | 2018-12-18 | 2018-12-18 | A kind of conductive radiator graphite flake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209643235U true CN209643235U (en) | 2019-11-15 |
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ID=68474754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822121556.2U Active CN209643235U (en) | 2018-12-18 | 2018-12-18 | A kind of conductive radiator graphite flake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209643235U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111394000A (en) * | 2020-05-07 | 2020-07-10 | 东莞市星勤胶粘制品有限公司 | Heat dissipation type conductive double-sided adhesive tape and production process thereof |
-
2018
- 2018-12-18 CN CN201822121556.2U patent/CN209643235U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111394000A (en) * | 2020-05-07 | 2020-07-10 | 东莞市星勤胶粘制品有限公司 | Heat dissipation type conductive double-sided adhesive tape and production process thereof |
| CN111394000B (en) * | 2020-05-07 | 2021-10-08 | 东莞市星勤胶粘制品有限公司 | Heat dissipation type conductive double-sided adhesive tape and production process thereof |
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