CN207560650U - A kind of EMI electromagnetic shielding films - Google Patents
A kind of EMI electromagnetic shielding films Download PDFInfo
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- CN207560650U CN207560650U CN201721764724.9U CN201721764724U CN207560650U CN 207560650 U CN207560650 U CN 207560650U CN 201721764724 U CN201721764724 U CN 201721764724U CN 207560650 U CN207560650 U CN 207560650U
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Abstract
The utility model is related to shield technical field of membrane, more particularly to a kind of EMI electromagnetic shielding films, polyester fiber conductive fabric, conductive adhesive layer, alloy amorphous foil, adhesive-layer and rubber including setting gradually from top to bottom inhale wave layer, upper surface of the upper surface, lower surface of the conductive adhesive layer respectively with the lower surface of polyester fiber conductive fabric, alloy amorphous foil is bonded, and the upper surface that wave layer is inhaled in the upper surface of the adhesive-layer, lower surface with the lower surface of alloy amorphous foil, rubber respectively is bonded.The EMI electromagnetic shielding films of the utility model can effectively solve the Electromagnetic Interference, magnetic interference, the complexity multiband electromagnetic compatibility problem of electromagnetic radiation that when smart machine is run while generate, integrate EMI electromagnetic shieldings, the loss of magnetic field magnetic shield, electromagnetic wave, absorb multiple function, solve the disadvantage that ordinary electromagnetic shielding material, absorbing material, magnetic shield material function be single, deficiency.
Description
Technical field
The utility model is related to shield technical field of membrane, and in particular to a kind of EMI electromagnetic shielding films.
Background technology
With popularizing for electronic product, Electromagnetic Interference caused by it also brings very big influence.Electromagnetic Interference,
English name is Electro Magnetic Interference, abbreviation EMI, there is two kinds of Conduction Interference and radiation interference.Electromagnetism
Wave interference, that is, EMI is a kind of electromagnetic radiation, not only influences electronic equipment, but also cause serious injury to human body, animal body, has become
For a kind of public hazards.With the development of miniaturization of electronic products and high-velocity electrons component, how to prevent external EMI interference and itself
The protection of static discharge, it has also become the inevitable requirement of product design, such as the shell plating anti-EMI filter electromagnetism of mobile phone, laptop
Screened film etc.；Since conductive layer must achieve the effect that certain thickness can reach electromagnetic shielding, existing ordinary electromagnetic
Shielding material, absorbing material, magnetic shield material function are relatively simple.
Utility model content
In order to overcome shortcoming and defect in the prior art, the purpose of this utility model is to provide a kind of collection EMI
Electromagnetic shielding, absorbs multiple function in the EMI electromagnetic shielding films of one at the loss of magnetic field magnetic shield, electromagnetic wave.
The purpose of this utility model is achieved through the following technical solutions：A kind of EMI electromagnetic shielding films, including from top to bottom according to
Polyester fiber conductive fabric, conductive adhesive layer, alloy amorphous foil, adhesive-layer and the rubber of secondary setting inhale wave layer, the conductive adhesive layer
Upper surface respectively with the lower surface of polyester fiber conductive fabric, alloy amorphous foil of upper surface, lower surface be bonded, the viscose glue
The upper surface that wave layer is inhaled in upper surface, the lower surface of layer with the lower surface of alloy amorphous foil, rubber respectively is bonded.
Further, the polyester fiber conductive fabric is coated with the polyester fiber woven fabric of copper or nickel metal for surface.
Further, the conductive adhesive layer is the acrylic glue-line added with conductive filler, polyurethane glue-line, acrylate glue
Layer and any one in epoxy glue layer.
Further, the conductive filler is any one in nickel powder, silver powder, copper powder, aluminium powder.
Further, the alloy amorphous foil is ferrosilicon boron alloy Non Crystalline Foil.
Further, the adhesive-layer is in acrylic glue-line, polyurethane glue-line, acrylic acid glue-line and epoxy glue layer
Any one.
Further, it is the silicon rubber suction wave layer for being mixed with nano combined wave absorbing agent that the rubber, which inhales wave layer,.
Further, the polyester fiber conductive fabric, conductive adhesive layer, alloy amorphous foil, adhesive-layer and rubber inhale wave layer
Thickness ratio be 1-2：2-4：0.5-1.5：3-5：1.
The beneficial effects of the utility model are：The EMI electromagnetic shielding films of the utility model can effectively solve intelligence and set
Electromagnetic Interference, magnetic interference, the complexity multiband electromagnetic compatibility problem of electromagnetic radiation generated simultaneously during received shipment row, collects EMI
Electromagnetic shielding, the loss of magnetic field magnetic shield, electromagnetic wave absorb multiple function in one, solve ordinary electromagnetic shielding material, inhale
The shortcomings that wave material, single magnetic shield material function, deficiency.
The EMI electromagnetic shielding film function synthesizeds performance of the utility model is high, more with a generation, to smart machine because using simultaneously
Complexity, the certification engineering verification flow of repetition of the aging, performance, thermal shock experiment that multinomial material to be done when safety certifications,
The reasonability of combination of materials simultaneously, solves the risk being commonly freely combined, and reduces thickness for sophisticated electronics knot
Structure design is effectively saved space.
The EMI electromagnetic shielding films of the utility model can be applied to electronics, electrical communications equipment, smart mobile phone, tablet computer,
Electronic intelligence hand-written painting equipment, electromagnetic shielding chamber, intelligent medical equipment, NFC antenna and RFID antenna utilize near-field communication
The intelligence equipment (fingerprint clocking-in machine, identity equipment, internet label equipment) of technology, wireless charging, high ferro electrical equipment, army
Work, Aeronautics and Astronautics equipment.
Description of the drawings
Fig. 1 is the partial sectional view of the utility model.
Reference numeral is：1-polyester fiber conductive fabric, 2-conductive adhesive layer, 3-alloy amorphous foil, 4-adhesive-layer,
5-rubber inhales wave layer.
Specific embodiment
For the ease of the understanding of those skilled in the art, this reality is made to the utility model with reference to embodiment and attached drawing 1-
It applies in example and illustrates, the content that embodiment refers to not is the restriction to the utility model.
See Fig. 1, a kind of EMI electromagnetic shielding films, including the polyester fiber conductive fabric 1, conductive set gradually from top to bottom
Glue-line 2, alloy amorphous foil 3, adhesive-layer 4 and rubber inhale wave layer 5, the upper surface of the conductive adhesive layer 2, lower surface respectively with polyester
The lower surface of fiber conductive fabric 1, the upper surface fitting of alloy amorphous foil 3, the upper surface of the adhesive-layer 4, lower surface difference
It is bonded with the lower surface of alloy amorphous foil 3, the upper surface of rubber suction wave layer 5.
When the EMI electromagnetic shielding films of the utility model can effectively solve smart machine operation while the electromagnetic wave of generation is done
It disturbs, magnetic interference, the complexity multiband electromagnetic compatibility problem of electromagnetic radiation, collection EMI electromagnetic shieldings, magnetic field magnetic shield, electromagnetism
Wave loss absorbs multiple function in one, solves ordinary electromagnetic shielding material, absorbing material, magnetic shield material function list
One the shortcomings that, deficiency.
In the present embodiment, the polyester fiber conductive fabric 1 is coated with the polyester fiber woven fabric of copper or nickel metal for surface.This
Utility model is coated with the polyester fiber woven fabric of copper or nickel metal by using surface, with superior barrier efficiency.
In the present embodiment, the conductive adhesive layer 2 is the acrylic glue-line added with conductive filler, polyurethane glue-line, propylene
Any one in sour glue-line and epoxy glue layer.The utility model is by using the above-mentioned conducting resinl added with conductive filler
Layer 2, with superior barrier efficiency.
In the present embodiment, the conductive filler is any one in nickel powder, silver powder, copper powder, aluminium powder.The utility model leads to
It crosses using above-mentioned conductive filler so that conductive adhesive layer 2 has superior barrier efficiency.
In the present embodiment, the alloy amorphous foil 3 is ferrosilicon boron alloy Non Crystalline Foil.The utility model is by using ferrosilicon boron
Alloy amorphous foil has excellent every magnetic function, superhigh magnetic conductivity, magnetic saturation intensity.
In the present embodiment, the adhesive-layer 4 is acrylic glue-line, polyurethane glue-line, acrylic acid glue-line and epoxide-resin glue
Layer in any one.For the utility model by using above-mentioned adhesive-layer 4, adhesive effect is good.
In the present embodiment, it is the silicon rubber suction wave layer for being mixed with nano combined wave absorbing agent that the rubber, which inhales wave layer 5,.This practicality
Novel to inhale wave layer by using the silicon rubber for being mixed with nano combined wave absorbing agent, absorption frequency range is wide, absorptivity is high.
In the present embodiment, the polyester fiber conductive fabric 1, conductive adhesive layer 2, alloy amorphous foil 3, adhesive-layer 4 and rubber
The thickness ratio for inhaling wave layer 5 is 1-2：2-4：0.5-1.5：3-5：1.
Above-described embodiment is the preferable implementation of the utility model, and in addition to this, the utility model can be with other sides
Formula realizes that any obvious replacement is in the protection model of the utility model without departing from the concept of the premise utility
Within enclosing.
Claims (8)
1. a kind of EMI electromagnetic shielding films, it is characterised in that：Including set gradually from top to bottom polyester fiber conductive fabric, lead
Electric glue-line, alloy amorphous foil, adhesive-layer and rubber inhale wave layer, and upper surface, the lower surface of the conductive adhesive layer are fine with polyester respectively
Tie up the upper surface fitting of the lower surface of conductive fabric, alloy amorphous foil, the upper surface of the adhesive-layer, lower surface respectively with alloy
The upper surface fitting of wave layer is inhaled in the lower surface of Non Crystalline Foil, rubber.
2. a kind of EMI electromagnetic shielding films according to claim 1, it is characterised in that：The polyester fiber conductive fabric is
Surface is coated with the polyester fiber woven fabric of copper or nickel metal.
3. a kind of EMI electromagnetic shielding films according to claim 1, it is characterised in that：The conductive adhesive layer is added with leading
Any one in the acrylic glue-line of electric filler, polyurethane glue-line, acrylic acid glue-line and epoxy glue layer.
4. a kind of EMI electromagnetic shielding films according to claim 3, it is characterised in that：The conductive filler is nickel powder, silver
Any one in powder, copper powder, aluminium powder.
5. a kind of EMI electromagnetic shielding films according to claim 1, it is characterised in that：The alloy amorphous foil is ferrosilicon boron
Alloy amorphous foil.
6. a kind of EMI electromagnetic shielding films according to claim 1, it is characterised in that：The adhesive-layer for acrylic glue-line,
Any one in polyurethane glue-line, acrylic acid glue-line and epoxy glue layer.
7. a kind of EMI electromagnetic shielding films according to claim 1, it is characterised in that：The rubber inhales wave layer to be mixed with
The silicon rubber of nano combined wave absorbing agent inhales wave layer.
8. a kind of EMI electromagnetic shielding films according to claim 1, it is characterised in that：The polyester fiber conductive fabric is led
The thickness ratio that electric glue-line, alloy amorphous foil, adhesive-layer and rubber inhale wave layer is 1-2：2-4：0.5-1.5：3-5：1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721764724.9U CN207560650U (en) | 2017-12-14 | 2017-12-14 | A kind of EMI electromagnetic shielding films |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721764724.9U CN207560650U (en) | 2017-12-14 | 2017-12-14 | A kind of EMI electromagnetic shielding films |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207560650U true CN207560650U (en) | 2018-06-29 |
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ID=62663446
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721764724.9U Active CN207560650U (en) | 2017-12-14 | 2017-12-14 | A kind of EMI electromagnetic shielding films |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109188633A (en) * | 2018-10-19 | 2019-01-11 | 广州源贸易有限公司 | Network equipment ruggedized fiber optic cable |
| CN109195430A (en) * | 2018-10-18 | 2019-01-11 | 深圳众宝城贸易有限公司 | A kind of communication base station electrical control cabinet |
| CN109211294A (en) * | 2018-10-18 | 2019-01-15 | 深圳美特优科技有限公司 | The jamproof sensor protection lid of high temperature resistant |
| CN109346269A (en) * | 2018-10-18 | 2019-02-15 | 广州源贸易有限公司 | Transformer box used for railway communication signals |
| CN109379876A (en) * | 2018-10-18 | 2019-02-22 | 广州益牛科技有限公司 | The mute central control machine case of smart home |
| CN109640568A (en) * | 2018-11-30 | 2019-04-16 | 苏州铂韬新材料科技有限公司 | A kind of Novel sealing ring and preparation method thereof for inhaling wave energy with noise reduction |
| CN112867378A (en) * | 2021-01-08 | 2021-05-28 | 武汉华星光电半导体显示技术有限公司 | Electromagnetic shielding film, display panel and display device |
-
2017
- 2017-12-14 CN CN201721764724.9U patent/CN207560650U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109195430A (en) * | 2018-10-18 | 2019-01-11 | 深圳众宝城贸易有限公司 | A kind of communication base station electrical control cabinet |
| CN109211294A (en) * | 2018-10-18 | 2019-01-15 | 深圳美特优科技有限公司 | The jamproof sensor protection lid of high temperature resistant |
| CN109346269A (en) * | 2018-10-18 | 2019-02-15 | 广州源贸易有限公司 | Transformer box used for railway communication signals |
| CN109379876A (en) * | 2018-10-18 | 2019-02-22 | 广州益牛科技有限公司 | The mute central control machine case of smart home |
| CN109188633A (en) * | 2018-10-19 | 2019-01-11 | 广州源贸易有限公司 | Network equipment ruggedized fiber optic cable |
| CN109640568A (en) * | 2018-11-30 | 2019-04-16 | 苏州铂韬新材料科技有限公司 | A kind of Novel sealing ring and preparation method thereof for inhaling wave energy with noise reduction |
| CN109640568B (en) * | 2018-11-30 | 2020-07-07 | 苏州铂韬新材料科技有限公司 | Novel sealing ring with noise reduction and wave absorption functions and preparation method thereof |
| CN112867378A (en) * | 2021-01-08 | 2021-05-28 | 武汉华星光电半导体显示技术有限公司 | Electromagnetic shielding film, display panel and display device |
| CN112867378B (en) * | 2021-01-08 | 2022-11-08 | 武汉华星光电半导体显示技术有限公司 | Electromagnetic shielding film, display panel and display device |
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