CN109831903A - A kind of damping multilayer conductive foam - Google Patents
A kind of damping multilayer conductive foam Download PDFInfo
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- CN109831903A CN109831903A CN201910163417.2A CN201910163417A CN109831903A CN 109831903 A CN109831903 A CN 109831903A CN 201910163417 A CN201910163417 A CN 201910163417A CN 109831903 A CN109831903 A CN 109831903A
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- air bag
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Abstract
The invention discloses a kind of damping multilayer conductive foams, including cotton body, the entirety of cotton body is rectangle structure, cotton body includes foamed cotton layer, first damping, viscose glue, cloth, conductive layer and the second damping, foamed cotton layer is polyurethane foam, first damping is installed in foamed cotton layer, side in foamed cotton layer positioned at the first damping is equipped with the second damping, the side wall even spread of foamed cotton layer has viscose glue, and the side wall of foamed cotton layer is connected with cloth by viscose glue fitting, cloth is the cloth woven using dacron thread, the thickness of foamed cotton layer can be arranged in this conducting foam according to the requirement to cotton body thickness, the volume of the first air bag and the second air bag and damping spring is designed according to the thickness of foamed cotton layer simultaneously, the thickness of cotton body can not only be adjusted, and the cotton body has preferable damping effect, convenient for promoting the use of, base Material surface it is firm be attached to metal layer, avoid the case where previous conducting foam metal layer makes electric conductivity die down.
Description
Technical field
The present invention relates to conducting foam technical field, specially a kind of damping multilayer conductive foam.
Background technique
With the development of society, the use of electronic product becomes more and more extensive, electronic component needs in use
It is shielded by conducting foam, internal electron product on the one hand can be prevented dry by the external world when working, on the other hand
Generate more radiation when can prevent electronic product from working, cause harm to the human body, fiber conducting foam be used in equipment and
Electronic product can be between electronic component, and conducting foam plays the role of shielding, damping, conducting ground connection, in flame-retardant sponge
Upper package conductive fabric makes it have good surface conductivity after a series of processing, can be easy to solid with adhesive tape
Being scheduled on needs on shielding device, has the shielding material of different section shapes, installation method, UL grade and shield effectiveness for choosing
It selects, conducting foam can be divided into aluminium foil cloth foam, conductive fibre fabric foam, gold-plated cloth foam, plating charcoal cloth foam etc. by material.
According to a kind of conductive foam structure described in existing patent CN202159502U, including at least two groups foam unit,
Every group of foam unit is made of the conducting foam and conductive adhesive layer of lamination adhesive, is passed through between the conductive adhesive layer of two groups of foam units
One layer of medium connection, the conducting foam of one group of foam unit of outermost are connect by one layer of conductive adhesive layer with a separated type material, this
The function admirable of utility model adapts to different thickness requirements；
A kind of single-surface conductive foam according to the existing patent CN202711732, including foam ontology, the single side
Conducting foam further includes the single-sided conductive cloth for wrapping up the foam ontology, and the single-sided conductive cloth includes that cloth, magnetron sputtering exist
Conductive layer on the cloth outer surface, the inner surface of the cloth and the outside circumference of the foam ontology are fitted,
The single-surface conductive foam of the utility model is compared using conducting foam made of two-sided conductive fabric, and the electric conductivity of the two connects
Closely, the metal conducting layer set is plated in the single-surface conductive foam on single-sided conductive cloth as the half on two-sided conductive fabric, is produced
Cost is reduced to original half, has significantly saved resource, reduces the production cost of enterprise, in addition, the single-sided conductive steeps
Cotton has better flexibility, and surface is less also easy to produce fold, has better service performance；
One, a kind of conductive foam structure of above-mentioned patent, the device connect two layers of foam unit by one layer of medium, and two layers
The setting of foam unit causes the thickness of the conducting foam thicker, more takes up space, if by each foam unit setting compared with
It is poor to will lead to damping effect by Bao Shi；
Two, a kind of single-surface conductive foam of above-mentioned patent, by conductive layer of the magnetron sputtering on the cloth outer surface,
The metal of surface attachment is less to have saved cost, but when used for a long time, the metal of design on fabric surface attachment is easier to fall off, and causes
Electric conductivity is weak or even directly loses electric conductivity, to make scrapping for entire conducting foam, for this purpose, it is proposed that a kind of damping
Multilayer conductive foam.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of damping multilayer conductive foams.
To achieve the above object, the invention provides the following technical scheme: a kind of damping multilayer conductive foam, including cotton body,
The entirety of the cotton body is rectangle structure, the cotton body include foamed cotton layer, the first damping, viscose glue, cloth, conductive layer and
Second damping, the foamed cotton layer are polyurethane foam, are equipped with the first damping, the foamed cotton layer in the foamed cotton layer
The side for being inside located at the first damping is equipped with the second damping；
The side wall even spread of the foamed cotton layer has viscose glue, and the side wall of foamed cotton layer is connected with cloth by viscose glue fitting
Material, the cloth are the cloth woven using dacron thread, and the side wall of the cloth and foamed cotton layer is fitted and connected, and the cloth is separate
The side of foamed cotton layer has been fitted and connected conductive layer.
Preferably, first damping includes the first air bag and the second air bag, is equidistantly put respectively in the foamed cotton layer
It is equipped with the first air bag and the second air bag, second air bag is located at the lower section of the first air bag, and the second air bag and the first air bag are handed over
Fork setting.
Preferably, second damping includes groove and damping spring, be located in the foamed cotton layer the first air bag and
The side of second air bag is equidistantly provided with groove, and the bottom of the groove inner wall is bonded with damping spring, the damping spring
Top is bonded in the top of groove inner wall.
Preferably, one layer of protection cushion is bonded on the outside of first air bag and the second air bag, inside the foamed cotton layer
The middle position in protection cushion region between the first air bag and groove on top, the protection of foamed cotton layer inner wall bottom end are soft
Pad the middle position in the region between the second air bag and groove.
Preferably, the conductive layer includes substrate, cotton layer, metal layer and conductive adhesive layer, and the cloth is far from foamed cotton layer
Side be bonded with substrate, the substrate is connected with cotton layer far from the side of cloth, and the surface penetration of the cotton layer has viscous
Glue, the cloth are bonded with metal layer by the cotton layer with viscose glue, and the metal layer is connected with far from the side of cotton layer
Conductive adhesive layer.
Preferably, the conductive adhesive layer is fitted with release layer far from the side of metal layer, and the release layer is release paper.
Preferably, the top inside the foamed cotton layer is bonded with a soft iron layer, and soft iron layer is between viscose glue and groove.
Preferably, the shapes and sizes of first air bag and the second air bag are all the same, and the first air bag and the second air bag
It is ellipsoidal structure.
Preferably, the metal layer is grid-shaped structure, and metal layer is made of copper metal material or nickel metal material.
Compared with prior art, the beneficial effects of the present invention are:
1, the present invention plays bilayer and subtracts by the way that the first damping and the second damping is arranged in the inside of foamed cotton layer
The effect of shake plays the role of damping, buffering by damping spring first when cotton body is squeezed, and then passes through the first gas
Capsule and the second air bag again serve to the effect of damping, buffering, just realize multilayer damping, and can want according to cotton body thickness
The thickness of setting foamed cotton layer is sought, while designing according to the thickness of foamed cotton layer the first air bag and the second air bag and damping spring
Volume can not only adjust the thickness of cotton body, and the cotton body has preferable damping effect, convenient for promoting the use of.
2, the present invention protects cushion by the outside setting of the first air bag and the second air bag in foamed cotton layer, in the cotton body
When being squeezed, damping, buffering is played the role of by damping spring, when damping spring squeezes, by protecting cushion to play to the
The protective effect of one air bag and the second air bag prevents the first air bag and the second air bag to be damaged, by being arranged in foamed cotton layer
Soft iron layer, soft iron layer can play the role of reinforcing shielding with the cotton body collective effect, and practicability is stronger, by being provided with base
Substrate is had the cotton layer of viscose glue to connect with metal layer, makes substrate table by material, cotton layer, metal layer and conductive adhesive layer by infiltration
Face it is firm be attached to metal layer, avoid the case where previous conducting foam metal layer makes electric conductivity die down.
Detailed description of the invention
Fig. 1 is the whole section figure structure schematic representation of the present invention；
Fig. 2 is to amplify figure structure schematic representation at A of the present invention；
Fig. 3 is to amplify figure structure schematic representation at B of the present invention；
Fig. 4 is overall structure of the present invention；
Fig. 5 is the whole right view attachment structure schematic diagram of the present invention；
Fig. 6 is to amplify figure structure schematic representation at D of the present invention；
Fig. 7 is to amplify figure structure schematic representation at E of the present invention；
Fig. 8 is conductive layer section figure structure schematic representation of the present invention；
Fig. 9 is to amplify figure structure schematic representation at C of the present invention；
Figure 10 is release layer of the present invention and conductive adhesive layer attachment structure schematic diagram；.
In figure: 1, foamed cotton layer；2, the first damping；3, viscose glue；4, cloth；5, conductive layer；6, the first air bag；7,
Two air bags；8, cushion is protected；9, groove；10, damping spring；11, soft iron layer；12, substrate；13, cotton layer；14, metal layer；
15, conductive adhesive layer；16, cotton body；17, release layer；18, the second damping.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.
Fig. 1-10 is please referred to, the present invention provides a kind of technical solution: a kind of damping multilayer conductive foam, including cotton body 16,
The entirety of the cotton body 16 is rectangle structure, and the cotton body 16 includes foamed cotton layer 1, the first damping 2, viscose glue 3, cloth
4, conductive layer 5 and the second damping 18, the foamed cotton layer 1 are polyurethane foam, convenient for enhancing its wearability, the foamed cotton layer
First damping 2 is installed, the side that the first damping 2 is located in the foamed cotton layer 1 is equipped with the second damping in 1
18, by playing the effect of double-layer shock-absorbing in the inside of foamed cotton layer 1 the first damping 2 of setting and the second damping 18,
When cotton body 16 is squeezed, damping, buffering is played the role of by damping spring 10 first, then passes through 6 He of the first air bag
Second air bag 7 again serves to the effect of damping, buffering, just realizes multilayer damping；
The side wall even spread of the foamed cotton layer 1 has viscose glue 3, and the side wall of foamed cotton layer 1 passes through viscose glue 3 and is fitted and connected
There is cloth 4, the cloth 4 is the cloth 4 woven using dacron thread, the side wall of the cloth 4 and foamed cotton layer 1 is fitted and connected,
The cloth 4 has been fitted and connected conductive layer 5 far from the side of foamed cotton layer 1, convenient for conduction.
First damping 2 includes the first air bag 6 and the second air bag 7, has been equidistantly placed respectively in the foamed cotton layer 1
First air bag 6 and the second air bag 7, second air bag 7 are located at the lower section of the first air bag 6, and the second air bag 7 and the first air bag 6
It is arranged in a crossed manner, preferable buffer function can be played.
Second damping 18 includes groove 9 and damping spring 10, is located at 6 He of the first air bag in the foamed cotton layer 1
The side of second air bag 7 is equidistantly provided with groove 9, and the bottom of 9 inner wall of groove is bonded with damping spring 10, the damping bullet
The top of spring 10 is bonded in the top of 9 inner wall of groove, can play the role of damping, buffering by damping spring 10.
The outside of first air bag 6 and the second air bag 7 is bonded with one layer of protection cushion 8,1 inner tip of foamed cotton layer
The protection region between the first air bag 6 and groove 9 of cushion 8 middle position, the protection of the 1 inner wall bottom end of foamed cotton layer is soft
The middle position in the region between the second air bag 7 and groove 9 of pad 8 passes through the first air bag 6 and the second gas in foamed cotton layer 1
The outside setting protection cushion 8 of capsule 7 plays the role of damping, buffering by damping spring 10 when the cotton body 16 is squeezed,
When damping spring 10 squeezes, by protecting cushion 8 to play the protective effect to the first air bag 6 and the second air bag 7, the first gas is prevented
Capsule 6 and the second air bag 7 are damaged.
The conductive layer 5 includes substrate 12, cotton layer 13, metal layer 14 and conductive adhesive layer 15, and the cloth 4 is far from foam
Layer 1 side be bonded with substrate 12, play the role of supporting and fixing by substrate 12, the substrate 12 far from cloth 4 one
Side is connected with cotton layer 13, and the surface penetration of the cotton layer 13 has viscose glue 3, and the cloth 4 passes through the cotton with viscose glue 3
Layer 13 is bonded with metal layer 14, has the cotton layer 13 of viscose glue 3 to connect with metal layer 14 infiltration, metal layer 14 can be made by firmly
Fixation on the base substrate 12, be also able to maintain preferable electric conductivity when used for a long time in the cotton body 16, the metal layer 14 is remote
Side from cotton layer 13 is connected with conductive adhesive layer 15, and substrate 12 is had to the cotton layer 13 and metal layer 14 of viscose glue 3 by infiltration
Connection, make 12 surface of substrate it is firm be attached to metal layer 14, avoiding previous conducting foam metal layer 14 makes to lead
The case where electrically dying down.
The conductive adhesive layer 15 is fitted with release layer 17 far from the side of metal layer 14, and the release layer 17 is release paper,
Convenient for protecting conductive adhesive layer 15.
Top inside the foamed cotton layer 1 is bonded with a soft iron layer 11, and soft iron layer 11 be located at viscose glue 3 and groove 9 it
Between, by being provided with soft iron layer 11 in foamed cotton layer 1, soft iron layer 11 can be played with 16 collective effect of cotton body reinforces shielding
Effect, practicability are stronger.
The shapes and sizes of first air bag 6 and the second air bag 7 are all the same, and the first air bag 6 and the second air bag 7 are
Ellipsoidal structure keeps the first air bag 6 identical with the damping effect of the second air bag 7.
The metal layer 14 is grid-shaped structure, and metal layer 14 is made of copper metal material or nickel metal material, is convenient for
Realize preferable electric conductivity.
Working principle: first damping 2 and the second damping 18 are set in the inside of foamed cotton layer 1, play bilayer
The effect of damping plays the role of damping, buffering by damping spring 10 first, then passes through when cotton body 16 is squeezed
First air bag 6 and the second air bag 7 again serve to the effect of damping, buffering, and can be arranged according to the requirement to 16 thickness of cotton body
The thickness of foamed cotton layer 1, while designing according to the thickness of foamed cotton layer 1 first air bag 6 and the second air bag 7 and damping spring 10
Volume, can not only adjust the thickness of cotton body 16, and the cotton body 16 has preferable damping effect, and the in foamed cotton layer 1
The outside of one air bag 6 and the second air bag 7 setting protection cushion 8 is risen when the cotton body 16 is squeezed by damping spring 10
To the effect of damping, buffering, when damping spring 10 squeezes, by protecting cushion 8 to play the guarantor to the first air bag 6 and the second air bag 7
Shield effect, prevents the first air bag 6 and the second air bag 7 to be damaged, and soft iron layer 11,11 energy of soft iron layer are provided in foamed cotton layer 1
Enough and 16 collective effect of cotton body plays the role of reinforcing shielding, and substrate 12 is had to the cotton layer 13 and gold of viscose glue 3 by infiltration
Belong to layer 14 connect, make 12 surface of substrate it is firm be attached to metal layer 14, have preferable electric conductivity.
It should be noted that belonging to herein made of associated materials in the protection scope of present specification, such as
First and second or the like relational terms are used merely to an entity or operation and another entity or operation if it exists
It distinguishes, without necessarily requiring or implying between these entities or operation, there are any this actual relationships or suitable
Sequence.Moreover, the terms "include", "comprise" or any other variant thereof is intended to cover non-exclusive inclusion, so that packet
The process, method, article or equipment for including a series of elements not only includes those elements, but also including being not explicitly listed
Other element, or further include for elements inherent to such a process, method, article, or device.Do not limiting more
In the case where, the element that is limited by sentence "including a ...", it is not excluded that including process, method, the object of the element
There is also other identical elements in product or equipment.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, those skilled in the art should understand that: it still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features；And these modification or
Replacement, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (9)
1. a kind of damping multilayer conductive foam, including cotton body (16), it is characterised in that: the entirety of the cotton body (16) is rectangle
Structure, the cotton body (16) include foamed cotton layer (1), the first damping (2), viscose glue (3), cloth (4), conductive layer (5) and
Two dampings (18), the foamed cotton layer (1) are polyurethane foam, are equipped with the first damping in the foamed cotton layer (1)
(2), the side in the foamed cotton layer (1) positioned at the first damping (2) is equipped with the second damping (18)；
The side wall even spread of the foamed cotton layer (1) has viscose glue (3), and the side wall of foamed cotton layer (1) passes through viscose glue (3) fitting and connects
It is connected to cloth (4), the cloth (4) is the cloth (4) woven using dacron thread, the side wall of the cloth (4) and foamed cotton layer (1)
It is fitted and connected, the cloth (4) has been fitted and connected conductive layer (5) far from the side of foamed cotton layer (1).
2. a kind of damping multilayer conductive foam according to claim 1, it is characterised in that: first damping (2)
Including the first air bag (6) and the second air bag (7), it has been equidistantly placed the first air bag (6) and the second gas respectively in the foamed cotton layer (1)
Capsule (7), second air bag (7) are located at the lower section of the first air bag (6), and the second air bag (7) intersects with the first air bag (6) and sets
It sets.
3. a kind of damping multilayer conductive foam according to claim 2, it is characterised in that: second damping (18)
Including groove (9) and damping spring (10), the side etc. of the first air bag (6) and the second air bag (7) is located in the foamed cotton layer (1)
Away from being provided with groove (9), the bottom of groove (9) inner wall is bonded with damping spring (10), the top of the damping spring (10)
Portion is bonded in the top of groove (9) inner wall.
4. a kind of damping multilayer conductive foam according to claim 2, it is characterised in that: first air bag (6) and
It is bonded with one layer of protection cushion (8) on the outside of two air bags (7), the protection cushion (8) of foamed cotton layer (1) inner tip is located at the
The middle position in region between one air bag (6) and groove (9), the protection cushion (8) of foamed cotton layer (1) the inner wall bottom end are located at the
The middle position in region between two air bags (7) and groove (9).
5. a kind of damping multilayer conductive foam according to claim 1, it is characterised in that: the conductive layer (5) includes base
Material (12), cotton layer (13), metal layer (14) and conductive adhesive layer (15), a side bonds of the cloth (4) far from foamed cotton layer (1)
Have substrate (12), the substrate (12) is connected with cotton layer (13) far from the side of cloth (4), the surface of the cotton layer (13)
Infiltration has viscose glue (3), and the cloth (4) is bonded with metal layer (14), the metal by the cotton layer (13) with viscose glue (3)
Layer (14) is connected with conductive adhesive layer (15) far from the side of cotton layer (13).
6. a kind of damping multilayer conductive foam according to claim 5, it is characterised in that: the conductive adhesive layer (15) is separate
The side of metal layer (14) is fitted with release layer (17), and the release layer (17) is release paper.
7. a kind of damping multilayer conductive foam according to claim 1, it is characterised in that: foamed cotton layer (1) inside
Top is bonded with a soft iron layer (11), and soft iron layer (11) is located between viscose glue (3) and groove (9).
8. a kind of damping multilayer conductive foam according to claim 2, it is characterised in that: first air bag (6) and
The shapes and sizes of two air bags (7) are all the same, and the first air bag (6) and the second air bag (7) are ellipsoidal structure.
9. a kind of damping multilayer conductive foam according to claim 1, it is characterised in that: the metal layer (14) is grid
Shape structure, and metal layer (14) is made of copper metal material or nickel metal material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910163417.2A CN109831903A (en) | 2019-03-05 | 2019-03-05 | A kind of damping multilayer conductive foam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910163417.2A CN109831903A (en) | 2019-03-05 | 2019-03-05 | A kind of damping multilayer conductive foam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109831903A true CN109831903A (en) | 2019-05-31 |
Family
ID=66865259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910163417.2A Pending CN109831903A (en) | 2019-03-05 | 2019-03-05 | A kind of damping multilayer conductive foam |
Country Status (1)
| Country | Link |
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| CN (1) | CN109831903A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110350939A (en) * | 2019-07-16 | 2019-10-18 | 青岛海信移动通信技术股份有限公司 | The method and apparatus for protecting PA |
| CN112255111A (en) * | 2020-09-14 | 2021-01-22 | 中国航发北京航空材料研究院 | Miniature loading device for DVC method test under ultralow temperature condition |
| CN116353145A (en) * | 2023-02-17 | 2023-06-30 | 盐城睿赛耳新材料有限公司 | Foam material capable of reducing heat conductivity coefficient through addition |
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| CN116353145B (en) * | 2023-02-17 | 2024-02-02 | 盐城睿赛耳新材料有限公司 | Foam material capable of reducing heat conductivity coefficient through addition |
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Application publication date: 20190531 |
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| RJ01 | Rejection of invention patent application after publication |