CN216032909U - Electromagnetic shielding cloth - Google Patents
Electromagnetic shielding cloth Download PDFInfo
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- CN216032909U CN216032909U CN202122365851.4U CN202122365851U CN216032909U CN 216032909 U CN216032909 U CN 216032909U CN 202122365851 U CN202122365851 U CN 202122365851U CN 216032909 U CN216032909 U CN 216032909U
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Abstract
The utility model relates to the field of electromagnetic shielding, in particular to electromagnetic shielding cloth, which is provided with a reinforcing layer, a base cloth layer, a pulling-resistant layer and an electromagnetic shielding layer in a laminating manner from top to bottom, wherein the reinforcing layer comprises a plurality of transverse reinforcing strips arranged in parallel and a plurality of longitudinal reinforcing strips arranged in parallel, the transverse reinforcing strips and the longitudinal reinforcing strips are in cross connection, a plurality of rectangular superposed parts are formed at the cross superposed parts of the transverse reinforcing strips and the longitudinal reinforcing strips, triangular reinforcing sheets are respectively arranged at four top corners of each rectangular superposed part, one right-angle edge of each triangular reinforcing sheet is connected with the transverse reinforcing strip, the other right-angle edge of each triangular reinforcing sheet is connected with the longitudinal reinforcing strip, and the pulling-resistant layer is made of elastic fibers. The electromagnetic shielding cloth has the advantages that the high-strength anti-pulling performance is realized by arranging the reinforcing layer and the anti-pulling layer, and the strength of the electromagnetic shielding cloth is greatly improved through the sandwich structure formed by the base cloth layer, the reinforcing layer and the anti-pulling layer made of elastic fibers, so that the tearing risk is reduced.
Description
Technical Field
The utility model relates to the field of electromagnetic shielding, in particular to electromagnetic shielding cloth.
Background
Electromagnetic shielding is often applied to the fields of radiation protection, information confidentiality and the like, when certain electronic equipment is in an electromagnetic shielding state, other equipment cannot be interfered, and the electronic equipment is not influenced by other equipment, so that the effects of preventing information leakage and radiation protection can be achieved. The electromagnetic shielding cloth in the prior art has a good electromagnetic shielding function, but has insufficient elastic property and poor anti-pulling property, and is easy to tear under the action of external force, particularly when pulled.
When the electromagnetic shielding cloth is used for manufacturing a tent, the defect that the electromagnetic shielding cloth is easy to damage due to poor anti-pulling capacity is particularly obvious, the service life of the electromagnetic shielding cloth is short, and the practicability is not strong.
Disclosure of Invention
The utility model provides electromagnetic shielding cloth which has good anti-pulling performance.
In order to achieve the purpose, the utility model provides the following technical scheme:
an electromagnetic shielding cloth is provided with a reinforcing layer, a base cloth layer, a pulling-resistant layer and an electromagnetic shielding layer which are laminated from top to bottom;
the reinforcing layer comprises a plurality of transverse reinforcing strips arranged in parallel and a plurality of longitudinal reinforcing strips arranged in parallel, and the transverse reinforcing strips and the longitudinal reinforcing strips are in cross connection;
the transverse reinforcing strips and the longitudinal reinforcing strips are crossed and overlapped to form a plurality of rectangular overlapped parts, the crossed and overlapped parts of the transverse reinforcing strips and the longitudinal reinforcing strips form a plurality of rectangular overlapped parts, four top corners of each rectangular overlapped part are respectively provided with a triangular reinforcing sheet, one right-angle edge of each triangular reinforcing sheet is connected with the transverse reinforcing strip, and the other right-angle edge of each triangular reinforcing sheet is connected with the longitudinal reinforcing strip;
the anti-pulling layer is made of elastic fiber.
Preferably, the lateral reinforcing strips, the longitudinal reinforcing strips and the triangular reinforcing pieces are made of plastic or elastic material.
Preferably, the electromagnetic shielding layer comprises an anti-oxidation conductive coating layer, a metal fiber layer and a wear-resistant layer, and the metal fiber layer is made of woven cloth and a conductive metal material.
Preferably, the metal fiber layer is bonded with the wear-resistant layer through hot-melt conductive adhesive.
Preferably, the wear layer is a nonwoven fabric.
Preferably, the top fixedly connected with camouflage waterproof layer of enhancement layer, camouflage waterproof layer includes camouflage cloth and water proof membrane, water proof membrane parcel is in the surface of camouflage cloth.
Compared with the prior art, the utility model has the beneficial effects that:
according to the electromagnetic shielding cloth, the reinforced layer and the anti-pulling layer are arranged to realize high-strength anti-pulling performance, wherein the reinforced layer comprises the transverse reinforced strips and the longitudinal reinforced strips, and the transverse reinforced strips and the longitudinal reinforced strips are in cross connection, so that the electromagnetic shielding cloth has strong longitudinal tensile resistance and transverse tensile resistance, and further the toughness is effectively enhanced; under the stress condition, because the four sides of the rectangular superposition part formed by the crossed superposition of the transverse reinforcing strips and the longitudinal reinforcing strips are most easily torn, and the four top corners of the rectangular superposition part are respectively provided with a triangular reinforcing sheet, one right-angle side of each triangular reinforcing sheet is connected with the transverse reinforcing strip, and the other right-angle side is connected with the longitudinal reinforcing strips, the action of force on the rectangular superposition part can be dispersed and buffered to the maximum extent, and the possibility of tearing the transverse reinforcing strips and the longitudinal reinforcing strips is effectively reduced; in addition, the sandwich structure formed by the base cloth layer, the reinforcing layer and the anti-pulling layer made of elastic fibers can greatly improve the strength of the electromagnetic shielding cloth, and further reduce the tearing risk.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of a reinforcing layer according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of an electromagnetic shielding cloth according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of an electromagnetic shielding layer according to an embodiment of the present invention.
And (3) iconic marking: 1-camouflage waterproof layer, 2-reinforcing layer, 3-base cloth layer, 4-anti-pulling layer, 5-electromagnetic shielding layer, 201-longitudinal reinforcing strip, 202-transverse reinforcing strip, 203-rectangular superposition part, 204-triangular reinforcing sheet, 401-anti-oxidation conductive coating layer, 402-metal fiber layer and 403-wear layer.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the embodiments described below are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present.
Furthermore, the terms "long", "short", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention, but do not indicate or imply that the referred devices or elements must have the specific orientations, be configured to operate in the specific orientations, and thus are not to be construed as limitations of the present invention.
The technical scheme of the utility model is further explained by the specific implementation mode in combination with the attached drawings.
Referring to fig. 1-3, a portable insulating mat for holding a power maintenance tool is provided with a reinforcing layer 2, a base fabric layer 3, a tensile layer 4 and an electromagnetic shielding layer 5 which are stacked from top to bottom;
the reinforcing layer 2 comprises a plurality of transverse reinforcing strips 202 arranged in parallel and a plurality of longitudinal reinforcing strips 201 arranged in parallel, and the transverse reinforcing strips 202 and the longitudinal reinforcing strips 201 are in cross connection;
a plurality of rectangular overlapping parts 203 are formed at the crossed overlapping parts of the transverse reinforcing strips 202 and the longitudinal reinforcing strips 201, a triangular reinforcing sheet 204 is arranged at each of four top corners of each rectangular overlapping part 203, a right-angle edge of each triangular reinforcing sheet 204 is connected with the transverse reinforcing strips 202, and the other right-angle edge is connected with the longitudinal reinforcing strips 201;
the tensile layer 4 is made of elastic fiber.
Specifically, the high-strength anti-pulling performance is realized by arranging the reinforcing layer 2 and the anti-pulling layer 4, wherein the reinforcing layer 2 comprises the transverse reinforcing strips 202 and the longitudinal reinforcing strips 201, and the transverse reinforcing strips 202 and the longitudinal reinforcing strips 201 are in cross connection, so that the electromagnetic shielding cloth has strong longitudinal tensile strength and transverse tensile strength, and further the toughness is effectively enhanced;
under the stress condition, the four sides of a rectangular superposition part 203 formed by intersecting and superposing a transverse reinforcing strip 202 and a longitudinal reinforcing strip 201 are most easily torn, a triangular reinforcing sheet 204 is arranged at the top corner of the rectangular superposition part 203, one right-angle side of the triangular reinforcing sheet 204 is connected with the transverse reinforcing strip 202, and the other right-angle side is connected with the longitudinal reinforcing strip 201, so that the action of force on the rectangular superposition part 203 can be dispersed and buffered to the maximum extent, and the possibility of tearing the transverse reinforcing strip 202 and the longitudinal reinforcing strip 201 is effectively reduced;
in addition, the sandwich structure formed by the base cloth layer 3, the reinforcing layer 2 and the anti-pulling layer 4 made of elastic fibers can greatly improve the strength of the electromagnetic shielding cloth, and further reduce the tearing risk.
Further, the transverse reinforcing strips 202, the longitudinal reinforcing strips 201 and the triangular reinforcing sheets 204 are made of plastic or elastic material. Wherein, can be according to the actual required materials of electromagnetic shield cloth, plastics can make electromagnetic shield cloth's hardness stronger, and elastic material can make electromagnetic shield cloth's elasticity stronger.
Preferably, the electromagnetic shielding layer 5 includes an oxidation-resistant conductive coating layer 401, a metal fiber layer 402 and a wear-resistant layer 403, the metal fiber layer 402 is made of woven cloth and a conductive metal material, the metal fiber layer 402 and the wear-resistant layer 403 are bonded by a hot-melt conductive adhesive, and the wear-resistant layer 403 is a non-woven fabric.
The anti-oxidation conductive coating layer 401 can prevent the metal fiber layer 402 from being oxidized and corroded, and can absorb and shield electromagnetic waves, the wear-resistant layer 403 can effectively prevent the metal fiber layer 402 from being damaged, the electromagnetic waves caused by the damage of the metal fiber layer 402 can be effectively prevented from penetrating through the electromagnetic shielding cloth, and the shielding effect is ensured; meanwhile, the wear-resistant layer 403 and the metal fiber layer 402 are bonded through the hot-melt conductive adhesive, so that the bonding is firmer and is not easy to fall off.
In this embodiment, the top fixedly connected with camouflage waterproof layer 1 of enhancement layer 2, camouflage waterproof layer 1 includes camouflage cloth and water-proof film, water-proof film parcel is in the surface of camouflage cloth. The camouflage waterproof layer 1 can play a role in shielding and waterproofing.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (6)
1. An electromagnetic shielding cloth, characterized in that:
a reinforcing layer (2), a base fabric layer (3), a tensile layer (4) and an electromagnetic shielding layer (5) are laminated from top to bottom;
the reinforcing layer (2) comprises a plurality of transverse reinforcing strips (202) arranged in parallel and a plurality of longitudinal reinforcing strips (201) arranged in parallel, and the transverse reinforcing strips (202) and the longitudinal reinforcing strips (201) are in cross connection;
a rectangular overlapping part (203) is formed at the intersection overlapping part of the transverse reinforcing strip (202) and the longitudinal reinforcing strip (201), a triangular reinforcing sheet (204) is arranged at each of four top corners of the rectangular overlapping part (203), a right-angle side of the triangular reinforcing sheet (204) is connected with the transverse reinforcing strip (202), and the other right-angle side is connected with the longitudinal reinforcing strip (201);
the anti-pulling layer (4) is made of elastic fiber.
2. An electromagnetic shielding cloth according to claim 1, characterized in that the transverse reinforcing strips (202), the longitudinal reinforcing strips (201) and the triangular reinforcing sheets (204) are made of plastic or elastic material.
3. The electromagnetic shielding cloth of claim 1, wherein the electromagnetic shielding layer (5) comprises an oxidation-resistant conductive paint layer (401), a metal fiber layer (402) and a wear-resistant layer (403), and the metal fiber layer (402) is made of a woven cloth and a conductive metal material.
4. An electromagnetic shielding cloth according to claim 3, characterized in that the metal fiber layer (402) and the wear layer (403) are bonded by a hot-melt conductive adhesive.
5. An electromagnetic shielding cloth according to claim 3, characterized in that the wear layer (403) is a non-woven fabric.
6. The electromagnetic shielding cloth according to claim 1, wherein a camouflage waterproof layer (1) is fixedly connected to the top end of the reinforcing layer (2), and the camouflage waterproof layer (1) comprises camouflage cloth and a waterproof film, and the waterproof film is wrapped on the outer surface of the camouflage cloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122365851.4U CN216032909U (en) | 2021-09-28 | 2021-09-28 | Electromagnetic shielding cloth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122365851.4U CN216032909U (en) | 2021-09-28 | 2021-09-28 | Electromagnetic shielding cloth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216032909U true CN216032909U (en) | 2022-03-15 |
Family
ID=80546659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122365851.4U Active CN216032909U (en) | 2021-09-28 | 2021-09-28 | Electromagnetic shielding cloth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216032909U (en) |
-
2021
- 2021-09-28 CN CN202122365851.4U patent/CN216032909U/en active Active
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