CN207842200U - A kind of damping conducting foam - Google Patents
A kind of damping conducting foam Download PDFInfo
- Publication number
- CN207842200U CN207842200U CN201820005228.3U CN201820005228U CN207842200U CN 207842200 U CN207842200 U CN 207842200U CN 201820005228 U CN201820005228 U CN 201820005228U CN 207842200 U CN207842200 U CN 207842200U
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- China
- Prior art keywords
- damping
- foam
- layer
- thickness
- conductive layer
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Abstract
The utility model belongs to composite buffering field of material technology, disclose a kind of damping conducting foam, the conductive layer is wrapped in the outer surface of foam ontology, the foam ontology includes the first damping foam and the second damping foam, flame-retardant layer and supporting layer are provided between the first damping foam and the second damping foam, the outer surface of the conductive layer is respectively arranged with light shield layer and macromolecule membrane layer.The utility model has excellent antidetonation, buffering effect by the way that two layers of damping foamed cotton layer is arranged；Several through-holes are offered on damping foamed cotton layer, increase the compression ratio of damping foam, can absorb and disperse external impact force, obtain good buffer protection effect；Additionally have many advantages, such as fire-retardant, shading, rub resistance.
Description
Technical field
The utility model belongs to composite buffering field of material technology, and in particular to a kind of damping conducting foam.
Background technology
As electronic product develops rapidly, also increasingly harsher to its performance requirement, foam product is widely used in
Electronic product, existing foam product is mainly common PU foams, hot melt adhesive is pasted together by mold heating, is with EVA
Either PE foams are base material, are coated with solvent pressure-sensitive adhesive in its one or both sides, then be fabricated again with release paper.
But existing foam product is still to be improved in terms of damping performance；And constantly more with electronic product
New to regenerate, the size of work package is smaller and smaller, and the speed and efficiency of work are higher and higher, and calorific value is also increasing,
Therefore it is not required nothing more than and is equipped with corresponding radiator, and also there is fire retardancy, in case temperature is excessively high so as to cause inflammable production
Product are there is a phenomenon where inflammable, and to ensure the reliability of properties of product and extend its service life, current conventional foam product is not
With flame retardant property.
In conclusion needing to research and develop the foam of information to solve the above problems.
Invention content
The purpose of this utility model is to provide a kind of good conducting foam of damping effect.
In order to achieve the above objectives, the utility model uses following technical scheme：
A kind of damping conducting foam, including foam ontology and conductive layer, the conductive layer are wrapped in the appearance of foam ontology
Face, the foam ontology include the first damping foam and the second damping foam, the first damping foam and the second damping foam
Between be provided with flame-retardant layer and supporting layer, the outer surface of the conductive layer is respectively arranged with light shield layer and macromolecule membrane layer.
Further, several through-holes are offered on the first damping foam and the second damping foam.
Further, the cross section of the first damping foam and the second damping foam is rectangle.
Further, the thickness of the first damping foam and the second damping foam is 200 ~ 600 μm.
Further, the conductive layer is fitted in the outer surface of foam ontology by adhesive.
Further, the thickness of the flame-retardant layer is 100 ~ 200 μm.
Further, the supporting layer is non-woven fabrics, and thickness is 50 ~ 100 μm.
Further, the light shield layer includes black matrix layer and white substrate layer, and the black matrix layer is located at conduction
Between layer and white substrate layer.
Further, the macromolecule membrane layer is TPU film, PU films, PET film, TPE films or PVC film.
Further, the thickness of the light shield layer is 30 ~ 100 μm；The thickness of the macromolecule membrane layer is 40 ~ 80 μm.
The utility model has the advantages that：
1, the white face of the light shield layer of the utility model hardly picks up light, has excellent light-proofness.
2, the utility model has excellent antidetonation, buffering effect by the way that two layers of damping foamed cotton layer is arranged；Damping foamed cotton layer
On offer several through-holes, increase the compression ratio of damping foam, it is absorbable and disperse external impact force, obtain good
Buffer protection effect.
3, macromolecule membrane layer makes foam have the function of excellent rub resistance, water proof and dust proof sealing, prevent bits；Support
Layer compensates for foamed cotton layer itself softness, yielding deficiency, effectively supports foam ontology, makes foam product is durable to be unlikely to deform.
4, the addition of flame-retardant layer can effectively prevent the inflammable phenomenon of foam, and burning things which may cause a fire disaster prevented to spread around, to ensure
The reliability of properties of product is suitable for high-volume and promotes with its service life, simple production process is extended.
Description of the drawings
Fig. 1 is the structural schematic diagram of damping conducting foam provided by the utility model.
Specific implementation mode
Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.
As shown in Figure 1, the damping conducting foam of the utility model, including foam ontology and conductive layer 1,2, the conductive layer
1,2 outer surface for being wrapped in foam ontology, the foam ontology include the first damping foam 3 and the second damping foam 4, and described the
Flame-retardant layer 5 and supporting layer 6, the outer surface setting of the conductive layer 1 are provided between one damping foam 3 and the second damping foam 4
There are light shield layer 7, the outer surface setting macromolecule membrane layer 8 of the conductive layer 2.
Several through-holes are offered on first damping foam and the second damping foam；Several through-holes are distributed in the form of an array
On first damping foam and the second damping foam.
The cross section of first damping foam and the second damping foam is rectangle.
The thickness of first damping foam and the second damping foam is 200 ~ 600 μm, in a specific embodiment, the
One damping foam thickness is 300 μm, and the second damping foam thickness is 400 μm.
By the way that two layers of damping foamed cotton layer is arranged, there is excellent antidetonation, buffering effect；It is offered on damping foamed cotton layer several
Through-hole increases the compression ratio of damping foam, can absorb and disperses external impact force, obtains good buffer protection effect
Fruit.
Conductive layer is fitted in the outer surface of foam ontology by adhesive.
The thickness of flame-retardant layer is 100 ~ 200 μm, and in a specific embodiment, thickness is 140 μm.Flame-retardant layer uses ring
Water-retaining property anti-flaming dope coats.
The addition of flame-retardant layer can effectively prevent the inflammable phenomenon of foam, and burning things which may cause a fire disaster prevented to spread around, to ensure to produce
The reliability of moral character energy is suitable for high-volume popularization with its service life, simple production process is extended.
Supporting layer is non-woven fabrics, and thickness is 50 ~ 100 μm, and in a specific embodiment, thickness is 60 μm.
Supporting layer compensates for foamed cotton layer itself softness, yielding deficiency, effectively supports foam ontology, keeps foam product resistance to
It is unlikely to deform long.
Light shield layer includes black matrix layer and white substrate layer, and the black matrix layer is located at conductive layer and white substrate layer
Between.
The white face of light shield layer hardly picks up light, has excellent light-proofness.Under visible light, the light transmission of light shield layer
Rate is almost nil.
Macromolecule membrane layer is TPU film, PU films, PET film, TPE films or PVC film.
Macromolecule membrane layer makes foam have the function of excellent rub resistance, water proof and dust proof sealing, prevent bits.
The thickness of light shield layer is 30 ~ 100 μm, and in a specific embodiment, thickness is 60 μm；The macromolecule membrane
The thickness of layer is 40 ~ 80 μm, and in a specific embodiment, thickness is 70 μm.
Applicable temperature wider range of damping conducting foam is general, is -40~150 DEG C；There is excellent rub resistance not simultaneously
The function of falling bits, water proof and dust proof, bumper and absorbing shock is ideal padded coaming, various washers and pad can be made using simplicity
Piece is suitble to push away on a large scale in addition to electronic product can also be widely used in the fields such as automobile, medical treatment, building, outer packing, industry
Extensively.
The front frame of electronic product can be directly sticked in when use, macromolecule membrane layer directly connects with electronic product LCD screen
It touches, fills up the gap between electronic product front frame and center LCD screen, prevent dust and water from entering inside electronic product, to electricity
Sub- product damages；Foamed cotton layer can provide good bumper and absorbing shock function, reduce damage of the impact endurance test shock to electronic product.
The description of the embodiments and the specification only illustrate the principle of the present utility model and most preferred embodiment, is not taking off
Under the premise of from the spirit and scope of the utility model, the utility model also has various changes and improvements, these changes and improvements
It both falls in claimed the scope of the utility model.
Claims (10)
1. a kind of damping conducting foam, which is characterized in that including foam ontology and conductive layer, the conductive layer is wrapped in foam sheet
The outer surface of body, the foam ontology include the first damping foam and the second damping foam, the first damping foam and second
Flame-retardant layer and supporting layer are provided between damping foam, the outer surface of the conductive layer is respectively arranged with light shield layer and macromolecule is thin
Film layer.
2. damping conducting foam according to claim 1, which is characterized in that the first damping foam and the second damping bubble
Several through-holes are offered on cotton.
3. damping conducting foam according to claim 1, which is characterized in that the first damping foam and the second damping bubble
The cross section of cotton is rectangle.
4. damping conducting foam according to claim 1, which is characterized in that the first damping foam and the second damping bubble
The thickness of cotton is 200 ~ 600 μm.
5. damping conducting foam according to claim 1, which is characterized in that the conductive layer is fitted in bubble by adhesive
The outer surface of cotton ontology.
6. damping conducting foam according to claim 1, which is characterized in that the thickness of the flame-retardant layer is 100 ~ 200 μm.
7. damping conducting foam according to claim 1, which is characterized in that the supporting layer is non-woven fabrics, and thickness is
50~100μm。
8. damping conducting foam according to claim 1, which is characterized in that the light shield layer includes black matrix layer and white
Color substrate layer, the black matrix layer is between conductive layer and white substrate layer.
9. damping conducting foam according to claim 1, which is characterized in that the macromolecule membrane layer is TPU film, PU
Film, PET film, TPE films or PVC film.
10. damping conducting foam according to claim 1, which is characterized in that the thickness of the light shield layer is 30 ~ 100 μm；
The thickness of the macromolecule membrane layer is 40 ~ 80 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820005228.3U CN207842200U (en) | 2018-01-03 | 2018-01-03 | A kind of damping conducting foam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820005228.3U CN207842200U (en) | 2018-01-03 | 2018-01-03 | A kind of damping conducting foam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207842200U true CN207842200U (en) | 2018-09-11 |
Family
ID=63416958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820005228.3U Expired - Fee Related CN207842200U (en) | 2018-01-03 | 2018-01-03 | A kind of damping conducting foam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207842200U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114435756A (en) * | 2022-01-24 | 2022-05-06 | 玉锡科技(苏州)有限公司 | Foam structure for shock absorption |
-
2018
- 2018-01-03 CN CN201820005228.3U patent/CN207842200U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114435756A (en) * | 2022-01-24 | 2022-05-06 | 玉锡科技(苏州)有限公司 | Foam structure for shock absorption |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180911 Termination date: 20220103 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |