CN210671183U - Electromagnetic shielding film with high stability - Google Patents
Electromagnetic shielding film with high stability Download PDFInfo
- Publication number
- CN210671183U CN210671183U CN201921742722.9U CN201921742722U CN210671183U CN 210671183 U CN210671183 U CN 210671183U CN 201921742722 U CN201921742722 U CN 201921742722U CN 210671183 U CN210671183 U CN 210671183U
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- layering
- base film
- film
- electromagnetic shielding
- edge
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Abstract
The utility model discloses an electromagnetic shielding film of high stability, including two base films, the mutual parallel arrangement of base film, the centre of two base films is equipped with the blank pressing device, and the blank pressing device includes first layering and second layering, and first layering and second layering are quadrilateral frame structure, and first layering and second layering superpose and interconnect each other, the edge of first layering and second layering flushes the setting with the edge of base film, two connect fixedly between the base film, all be connected with the tectorial membrane in the outside of base film. The utility model provides an electromagnetic shielding film under the supporting role of first layering and second layering, lets the edge of base film be resistant folding more, lets the corner of base film can take place the condition on limit in a plane all the time in the long-time use again, and the tensile strength of dragging at base film edge can be strengthened to first layering and second layering moreover, lets the edge of base film more durable.
Description
Technical Field
The utility model relates to a shielding film technical field especially relates to an electromagnetic shielding film of high stability.
Background
The shielding film is used for isolating metal between two space regions so as to control the induction and radiation of an electric field, a magnetic field and electromagnetic waves from one region to the other region. If the shielding film is used for a long time, the edge of the edge is easy to generate, or the edge of the shielding film is easy to generate the problem of pulling deformation under the action of external force, and the edge of the traditional shielding film is not strengthened, so that the phenomenon is easy to generate.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing the electromagnetic shielding film with high stability.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an electromagnetic shielding film of high stability, includes two base films, and the mutual parallel arrangement of base film is equipped with the blank pressing device in the centre of two base films, and the blank pressing device includes first layering and second layering, and first layering and second layering are quadrilateral frame structure, and first layering and second layering superpose and interconnect each other, the edge of first layering and second layering flushes the setting with the edge of base film, two connect fixedly between the base film, all be connected with the tectorial membrane in the outside of base film.
Preferably, the middle parts of the first pressing strip and the second pressing strip are provided with reinforcing ribs, the opposite surface edges of the two base films are provided with press grooves matched with the reinforcing ribs, the reinforcing ribs are positioned in the press grooves, and the first pressing strip and the second pressing strip are metal sheets or soft plastic sheets.
Preferably, the coating film is a PI film
Preferably, a sheet fixing plate is arranged between the first pressing strip and the second pressing strip which are positioned on two sides of the reinforcing rib, and the first pressing strip, the second pressing strip and the sheet fixing plate are fixed with each other.
Preferably, the reinforcing bars are in the form of wires or plastic strips.
The utility model provides an electromagnetic shielding film of high stability, the utility model provides an electromagnetic shielding film, under the supporting role of first layering and second layering, let the edge of base film be resistant book more, let the corner of base film can be in a plane all the time, can not take place the condition on limit again in the long-time use, and moreover the tensile strength of dragging at base film edge can be strengthened to first layering and second layering, lets the edge of base film more durable.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of the electromagnetic shielding film with high stability provided by the present invention.
Fig. 2 is a schematic cross-sectional structure diagram of the electromagnetic shielding film with high stability provided by the present invention.
Labeled as: the laminating machine comprises a laminating film (1), a base film (2), a side pressing device (3), a pressing groove (4), a first pressing strip (5), a reinforcing rib (6), a second pressing strip (7) and a sheet-shaped fixing plate (8).
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.
The structural features of the present invention will now be described in detail with reference to the accompanying drawings.
Referring to fig. 1-2, a high-stability electromagnetic shielding film comprises two base films 2, wherein the base films 2 are arranged in parallel, a blank pressing device 3 is arranged between the two base films 2, the blank pressing device 3 comprises a first pressing strip 5 and a second pressing strip 7, the first pressing strip 5 and the second pressing strip 7 are both of a quadrilateral frame structure, the first pressing strip 5 and the second pressing strip 7 are mutually overlapped and connected, the edges of the first pressing strip 5 and the second pressing strip 7 are flush with the edges of the base films 2, the two base films 2 are fixedly connected, and a coating film 1 is connected to the outer side of each base film 2.
Specifically, the utility model provides an electromagnetic shielding film, under the supporting role of first layering 5 and second layering 7, let the edge of base film 2 be resistant folding more, let the corner of base film 2 can be in a plane all the time, can not take place the condition on limit again in the long-time use, and the tensile strength of tearing at base film 2 edge can be strengthened to first layering 5 and second layering 7 moreover, and the edge of let the base film is more durable.
Further, as shown in fig. 2. First layering 5 and second layering 7 middle part are equipped with strengthening rib 6, are equipped with indent 4 that matches with strengthening rib 6 at the relative surface edge of two base films 2, strengthening rib 6 is located indent 4 insidely, first layering 5 and second layering 7 are metal thin sheet or soft plastic sheet. The metal sheet or the soft plastic sheet can be bent, so that the shielding film can be bent and curled.
Further, the coating film 1 is a PI film.
Furthermore, a sheet fixing plate 8 is arranged between the first pressing strip 5 and the second pressing strip 7 which are positioned on two sides of the reinforcing rib 6, the first pressing strip 5, the second pressing strip 7 and the sheet fixing plate 8 are mutually fixed, and the fixing plate 8 is a metal sheet or a soft plastic sheet, so that the strength of the structure is further enhanced.
Furthermore, the reinforcing ribs are 6-bit metal wires or plastic strips.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides an electromagnetic shielding film of high stability, includes two base film (2), its characterized in that, base film (2) parallel arrangement each other, and the centre of two base film (2) is equipped with blank pressing device (3), and blank pressing device (3) include first layering (5) and second layering (7), and first layering (5) and second layering (7) are quadrilateral frame structure, and first layering (5) and second layering (7) superpose each other and interconnect, the edge of first layering (5) and second layering (7) flushes the setting with the edge of base film (2), two connect fixedly between base film (2), all be connected with tectorial membrane (1) in the outside of base film (2).
2. The high-stability electromagnetic shielding film according to claim 1, wherein a reinforcing rib (6) is arranged in the middle of the first pressing strip (5) and the second pressing strip (7), pressing grooves (4) matched with the reinforcing rib (6) are arranged on the edges of the opposite surfaces of the two base films (2), the reinforcing rib (6) is positioned inside the pressing groove (4), and the first pressing strip (5) and the second pressing strip (7) are metal sheets or soft plastic sheets.
3. A highly stable electromagnetic shielding film according to claim 1, wherein the film (1) is a PI film.
4. The electromagnetic shielding film with high stability as claimed in claim 2, wherein a sheet fixing plate (8) is disposed between the first pressing strip (5) and the second pressing strip (7) on both sides of the reinforcing rib (6), and the first pressing strip (5), the second pressing strip (7) and the sheet fixing plate (8) are fixed to each other.
5. A high-stability electromagnetic shielding film according to claim 2, wherein the reinforcing rib (6) is a wire or a plastic strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921742722.9U CN210671183U (en) | 2019-10-17 | 2019-10-17 | Electromagnetic shielding film with high stability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921742722.9U CN210671183U (en) | 2019-10-17 | 2019-10-17 | Electromagnetic shielding film with high stability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210671183U true CN210671183U (en) | 2020-06-02 |
Family
ID=70820729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921742722.9U Active CN210671183U (en) | 2019-10-17 | 2019-10-17 | Electromagnetic shielding film with high stability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210671183U (en) |
-
2019
- 2019-10-17 CN CN201921742722.9U patent/CN210671183U/en active Active
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