Combined conductive foam

Abstract

The utility model provides a combined conductive foam, which belongs to the technical field of conductive foams, aims to solve the problem that the viscosity is influenced as back glue is easily touched by hands when the foam is torn, and comprises anti-sticking release paper, positioning double-sided back glue, a first positioning connecting sheet, a second positioning connecting sheet, conductive fiber cloth and a foam base material, the positioning double-sided gum is adhered to the upper part of the anti-sticking release paper; the first positioning connecting sheets are adhered to the front side and the rear side of the right part of the positioning double-sided gum; the second positioning connecting sheet is adhered to the front side and the rear side of the left part of the positioning double-sided gum; the conductive fiber cloth is adhered to the upper part of the positioning double-sided gum; the foam base material is adhered to the inner side of the conductive fiber cloth; according to the utility model, the hand is prevented from touching the positioning double-sided gum, the viscosity of the gum is ensured, the conductive foam is prevented from loosening or falling off in the use process, and the use effect of the conductive foam is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to conductive foam technical field, more specifically, it is especially related to a combined conductive foam. BACKGROUND

[0002] Conductive foam is a kind of material that is wrapped with conductive cloth on flame-retardant sponge and is treated specially, it has excellent surface conductivity, and most of conductive foam is composed of release paper, adhesive, conductive fiber cloth and foam substrate, and it can provide efficient electromagnetic shielding and static protection for electronic equipment by fixing it on the device to be shielded through adhesive when using.

[0003] For example, CN212992878U discloses a combined conductive foam, relating to the technical field of conductive foam; the utility model discloses a plurality of strip-shaped conductive foam bodies, a first adhesive tape and a second adhesive tape;The first protrusion on one side of the strip-shaped conductive foam body matches the first groove on the side of the other strip-shaped conductive foam body adjacent in the length direction;The adjacent two strip-shaped conductive foam bodies are connected through the back of the first adhesive tape in the length direction;The adjacent two strip-shaped conductive foam bodies are connected through the back of the second adhesive tape in the width direction;The utility model connects the adjacent two strip-shaped conductive foam bodies through the back of the first adhesive tape in the length direction, and connects the adjacent two strip-shaped conductive foam bodies through the back of the second adhesive tape in the width direction;At the same time, the front of the first adhesive tape and the front of the second adhesive tape can also paste the strip-shaped conductive foam body on the device to be shielded;Through the mutual combination of multiple strip-shaped conductive foam bodies, the demand of different sizes of conductive foam is realized, which is convenient and practical and reduces waste.

[0004] When tearing the foam, the adhesive is easy to be touched by the hand, at this time, the grease, sweat and stains of the hand and other pollutants can be attached to the adhesive, the adhesion of the adhesive is affected, the fixing effect of the conductive foam is affected, the conductive foam is prone to loosen or fall off in the use process, and the use effect of the conductive foam is affected. UTILITY MODEL CONTENTS

[0005] In order to solve the above technical problems, the utility model provides a combined conductive foam to solve the problem that when tearing the foam, the adhesive is easy to be touched by the hand, at this time, the grease, sweat and stains of the hand and other pollutants can be attached to the adhesive, the adhesion of the adhesive is affected, the fixing effect of the conductive foam is affected, the conductive foam is prone to loosen or fall off in the use process, and the use effect of the conductive foam is affected.

[0006] The purpose and effect of the combined conductive foam are achieved by the following specific technical means.

[0007] The utility model provides a kind of combined conductive foam, including anti-adhesion release paper, positioning double-sided adhesive, first positioning connecting sheet, second positioning connecting sheet, conductive fiber cloth, limiting structure, connecting structure and foam substrate;The positioning double-sided adhesive is attached in the upper portion of the anti-adhesion release paper;The first positioning connecting sheet is provided with two, and the first positioning connecting sheet is respectively attached in the right portion of the positioning double-sided adhesive front and back two sides;The second positioning connecting sheet is provided with two, and the second positioning connecting sheet is respectively attached in the left portion of the positioning double-sided adhesive front and back two sides;The conductive fiber cloth is attached in the upper portion of the positioning double-sided adhesive;The connecting structure is arranged above the anti-adhesion release paper;The foam substrate is attached in the inner side of the conductive fiber cloth;The limiting structure is arranged in the lower portion of the foam substrate.

[0008] Further, the limiting structure includes side edge dust baffle and position limiting film;The side edge dust baffle is provided with four, four side edge dust baffles are evenly distributed and fixedly connected to the outer side of the positioning double-sided adhesive;The position limiting film is provided with two, and the position limiting film is respectively fixedly connected to the left and right sides of the positioning double-sided adhesive.

[0009] Further, the limiting structure further includes elastic limiting sleeve and position determining needle;The elastic limiting sleeve is provided with two, and the elastic limiting sleeve is respectively fixedly connected to the left and right sides of the positioning double-sided adhesive;The position determining needle is provided with two, and the position determining needle is respectively attached to the inner side of two elastic limiting sleeves.

[0010] Further, the limiting structure further includes limiting installation groove and hard limiting plate;The limiting installation groove is provided with two, and the limiting installation groove is respectively opened in the left and right sides of the foam substrate;The hard limiting plate is provided with two, and the hard limiting plate is respectively fixedly connected to the inner side of two limiting installation grooves.

[0011] Further, the connecting structure includes arc-shaped connecting protrusion and taper glue injection hole;The arc-shaped connecting protrusion is provided with two, and the arc-shaped connecting protrusion is respectively fixedly connected to the middle portion of two first positioning connecting sheets;The taper glue injection hole is provided with two, and the taper glue injection hole is respectively opened in the middle portion of two arc-shaped connecting protrusions.

[0012] Further, the connecting structure further includes arc-shaped connecting groove and limiting connection thorn;The arc-shaped connecting groove is provided with two, and the arc-shaped connecting groove is respectively opened in the middle portion of two second positioning connecting sheets;The limiting connection thorn is provided with multiple, and the limiting connection thorn is evenly distributed and fixedly connected to the inner side of the conductive fiber cloth.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] The utility model discloses when tearing the foam, pinches the second positioning connecting piece to avoid the hand to meet the positioning double -sided adhesive, avoided the situation that the positioning double -sided adhesive was polluted, guaranteed the tackiness of adhesive, thereby guaranteed the fixed effect of conductive foam, avoided the conductive foam to appear loose or drop -out in the use process, improved the use effect of conductive foam, convenient according to the use scene to the combination of conductive foam through the second positioning connecting piece and first positioning connecting piece, avoided the cutting of conductive foam, improved the use convenience of conductive foam, reduced material waste, also avoided the pollution of positioning double -sided adhesive when cutting foam, through the connecting compactness of limiting connection thorn to improve conductive fiber cloth and foam base material, reduced the layered situation that appears in the use process of conductive foam, through the position determination needle convenient to determine the fixed position of conductive foam, avoided the situation that needs to tear it and re -paste when the position of conductive foam appears deviation, guaranteed the tackiness of positioning double -sided adhesive, also avoided the inconvenience of repeatedly adjusting the position of conductive foam, reduced the operation difficulty, saved a large amount of time, improved the pasting efficiency of conductive foam, through the side dust baffle and reduce the dust that sticks in the side of positioning double -sided adhesive, reduced the situation that the conductive foam appeared the edge, effectively guaranteed the adhesion of conductive foam and device, the hard limiting plate can limit the position of position determination needle, avoided the situation that position determination needle punctured conductive foam, avoided the staff hand to be punctured by position determination needle, guaranteed the use safety. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the overall structure schematic diagram of the utility model.

[0016] Figure 2 It is the position relation schematic diagram of the utility model's anti -sticking release paper and elastic limiting sleeve.

[0017] Figure 3 It is the position schematic diagram of the utility model's arc -shaped connecting groove.

[0018] Figure 4 It is the position relation schematic diagram of the utility model's position limiting film and position determination needle.

[0019] Figure 5 It is the position schematic diagram of the utility model's limiting installation groove and hard limiting plate.

[0020] In the drawing, the corresponding relation of component name and drawing number is as follows:

[0021] 1, anti-sticking release paper; 2, positioning double-sided adhesive; 201, side dust blocking strip; 202, position limiting film; 203, elastic limiting sleeve; 204, position determining needle; 3, first positioning connecting piece; 301, arc-shaped connecting protrusion; 302, tapered glue injection hole; 4, second positioning connecting piece; 401, arc-shaped connecting groove; 5, conductive fiber cloth; 501, limiting connecting thorn; 6, foam substrate; 601, limiting installation groove; 602, hard limiting plate. DETAILED DESCRIPTION

[0022] The embodiments of the present application will be further described in detail below with reference to the drawings and examples.

[0023] Example 1

[0024] As shown in the accompanying drawings Figure 1 to the accompanying drawings Figure 3 As shown in the accompanying drawings

[0025] The utility model provides a combined conductive foam, including anti -sticking release paper 1, positioning double -sided adhesive 2, first positioning connecting piece 3, second positioning connecting piece 4, conductive fiber cloth 5, connecting structure and foam substrate 6, positioning double -sided adhesive 2 is bonded in the upper portion of anti -sticking release paper 1, first positioning connecting piece 3 is provided with two, and two first positioning connecting piece 3 is bonded respectively in the right part of positioning double -sided adhesive 2 two sides, second positioning connecting piece 4 is provided with two, and two second positioning connecting piece 4 is bonded respectively in the left part of positioning double -sided adhesive 2 two sides, and conductive fiber cloth 5 is bonded in the upper portion of positioning double -sided adhesive 2, and connecting structure is set in the upper portion of anti -sticking release paper 1, and foam substrate 6 is bonded in the inboard of conductive fiber cloth 5.

[0026] Among them, connecting structure includes arc-shaped connecting protrusion 301 and tapered glue injection hole 302, arc-shaped connecting protrusion 301 is provided with two, and two arc-shaped connecting protrusion 301 are fixedly connected in the middle part of two first positioning connecting piece 3, and tapered glue injection hole 302 is provided with two, and two tapered glue injection hole 302 are set up in the middle part of two arc-shaped connecting protrusion 301.

[0027] Among them, connecting structure still includes arc-shaped connecting groove 401 and limiting connecting thorn 501, arc-shaped connecting groove 401 is provided with two, and two arc-shaped connecting groove 401 are set up in the middle part of two second positioning connecting piece 4, and limiting connecting thorn 501 is provided with a plurality of, and a plurality of limiting connecting thorn 501 are evenly distributed and fixedly connected in the inboard of conductive fiber cloth 5.

[0028] The specific use and role of the embodiment are as follows: when the conductive foam is used, the second positioning connecting piece 4 is pinched and the release paper 1 is torn off, the arc-shaped connecting groove 401 is buckled outside the arc-shaped connecting protrusion 301 when the conductive foam is combined according to the required size, the glue is injected into the tapered glue injection hole 302 until the glue overflows to fill between the arc-shaped connecting groove 401 and the arc-shaped connecting protrusion 301 to fix the first positioning connecting piece 3 and the second positioning connecting piece 4 together, and the positioning double-sided adhesive 2 is adhered to the appropriate position after combination to fix the conductive foam, and when the conductive fiber cloth 5 is wrapped outside the foam substrate 6, the limiting connecting thorn 501 will be pierced into the foam substrate 6 to ensure the connection tightness.

[0029] Embodiment two:

[0030] As shown in the accompanying drawings: Figure 3 to the accompanying drawings: Figure 5 As shown in the accompanying drawings:

[0031] On the basis of embodiment one, a limiting structure is further included; the limiting structure is arranged at the lower part of the foam substrate 6.

[0032] The limiting structure includes side dust blocking strips 201 and position limiting films 202; the side dust blocking strips 201 are arranged in four, and the four side dust blocking strips 201 are uniformly distributed and fixedly connected to the outside of the positioning double-sided adhesive 2; the position limiting films 202 are arranged in two, and the two position limiting films 202 are respectively fixedly connected to the left and right sides of the positioning double-sided adhesive 2.

[0033] The limiting structure further includes elastic limiting sleeves 203 and position determining needles 204; the elastic limiting sleeves 203 are arranged in two, and the two elastic limiting sleeves 203 are respectively fixedly connected to the left and right sides of the positioning double-sided adhesive 2; the position determining needles 204 are arranged in two, and the two position determining needles 204 are respectively adhered to the inner sides of the two elastic limiting sleeves 203.

[0034] The limiting structure further includes limiting installation grooves 601 and hard limiting plates 602; the limiting installation grooves 601 are arranged in two, and the two limiting installation grooves 601 are respectively formed in the left and right sides of the foam substrate 6; the hard limiting plates 602 are arranged in two, and the two hard limiting plates 602 are respectively fixedly connected to the inner sides of the two limiting installation grooves 601.

[0035] The specific use and role of the embodiment are as follows: the side dust baffle 201 can block the dust outside the positioning double-sided adhesive 2 to reduce the contact with the positioning double-sided adhesive 2. When the conductive foam is pasted, the position determining needle 204 inside the elastic limiting sleeve 203 is first pressed against the pasting position. If the position of the conductive foam is appropriate, the conductive foam is pressed to make the position determining needle 204 pierce the position limiting film 202 and enter the limiting installation slot 601 until the position determining needle 204 contacts the hard limiting plate 602. At this time, the positioning double-sided adhesive 2 is pasted on the device to fix the conductive foam.

[0036] In this paper, the following points need to be noted:

[0037] 1. The drawings of the embodiments of the present disclosure only relate to the structures involved in the embodiments of the present disclosure, and other structures can refer to the general design.

[0038] 2. In the case of no conflict, the embodiments of the present disclosure and the features in the embodiments can be combined with each other to obtain new embodiments.

[0039] The above is only a specific implementation of the present disclosure, but the protection scope of the present disclosure is not limited to this. Any person skilled in the art can easily think of changes or replacements within the technical range disclosed by the present disclosure, which should be covered within the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be subject to the protection scope of the claims.

Claims

1. A combined conductive foam, comprising an anti-adhesion release paper (1), a positioning double-sided adhesive (2), a first positioning connecting sheet (3), a second positioning connecting sheet (4), a conductive fiber cloth (5), a limiting structure, a connecting structure and a foam substrate (6); the positioning double-sided adhesive (2) is bonded on the upper part of the anti-adhesion release paper (1); characterized in that: Two first positioning connecting pieces (3) are arranged on the front and back of the right part of the positioning double-sided adhesive (2), two second positioning connecting pieces (4) are arranged on the front and back of the left part of the positioning double-sided adhesive (2), the conductive fiber cloth (5) is arranged on the upper part of the positioning double-sided adhesive (2), the connecting structure is arranged above the anti-sticking release paper (1), the foam substrate (6) is arranged on the inner side of the conductive fiber cloth (5), and the limiting structure is arranged on the lower part of the foam substrate (6).

2. The combination conductive foam of claim 1, wherein: The connecting structure comprises arc-shaped connecting protrusions (301) and tapered glue injection holes (302), the two arc-shaped connecting protrusions (301) are fixedly connected to the middle parts of the two first positioning connecting pieces (3), and the two tapered glue injection holes (302) are arranged in the middle parts of the two arc-shaped connecting protrusions (301).

3. The combination conductive foam of claim 2, wherein: The connecting structure further comprises arc-shaped connecting grooves (401) and limiting connecting spikes (501), the two arc-shaped connecting grooves (401) are arranged in the middle parts of the two second positioning connecting pieces (4), and the plurality of limiting connecting spikes (501) are fixedly connected to the inner side of the conductive fiber cloth (5).

4. The combination conductive foam of claim 1, wherein: The limiting structure comprises side edge dust blocking strips (201) and position limiting films (202), the four side edge dust blocking strips (201) are fixedly connected to the outer side of the positioning double-sided adhesive (2), and the two position limiting films (202) are fixedly connected to the left and right sides of the positioning double-sided adhesive (2).

5. The combination conductive foam of claim 4, wherein: The limiting structure further comprises elastic limiting sleeves (203) and position determining needles (204), the two elastic limiting sleeves (203) are fixedly connected to the left and right sides of the positioning double-sided adhesive (2), and the two position determining needles (204) are arranged on the inner sides of the two elastic limiting sleeves (203).

6. The combination conductive foam of claim 5, wherein: The limiting structure further comprises limiting installation grooves (601) and hard limiting plates (602), the two limiting installation grooves (601) are arranged on the left and right sides of the foam substrate (6), and the two hard limiting plates (602) are fixedly connected to the inner sides of the two limiting installation grooves (601).

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