CN211745130U - Electromagnetic shielding bag - Google Patents
Electromagnetic shielding bag Download PDFInfo
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- CN211745130U CN211745130U CN202020200873.8U CN202020200873U CN211745130U CN 211745130 U CN211745130 U CN 211745130U CN 202020200873 U CN202020200873 U CN 202020200873U CN 211745130 U CN211745130 U CN 211745130U
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Abstract
The utility model relates to an electromagnetic shielding package, be in including shielding package skin (1) and setting shielding package skin (1) in with shielding package skin (1) sealing connection's the sealed shielding package of inlayer (2), along keeping away from the direction of shielding package skin (1), the sealed shielding package of inlayer (2) includes first shielding layer (21) and second shielding layer (22) at least in proper order. The utility model discloses an electromagnetic shield package appearance is pleasing to the eye, the use durability is good, and electromagnetic shielding performance is good.
Description
Technical Field
The utility model relates to an electromagnetic shield package.
Background
In modern society, mobile phones and electronic magnetic cards have become essential devices for people to work and live. The privacy of the mobile phone enables the data information of the user to be closely related to the interests of the user, and once the mobile phone is controlled by malicious software, the risk of stealing and divulging secrets exists. The case that the mobile phone reveals national secrets, business secrets and personal privacy is not enough. Therefore, more and more attention is paid to how to prevent the mobile phone from stealing and divulging the secret.
Currently, many cellular phone shielding bags or bags are available on the market. However, the shielding performance of the existing mobile phone shielding bag is poor, and the existing mobile phone shielding bag can only shield 2G, 3G and 4G mobile phones with weak signals, but cannot shield strong 5G signals, WiFi signals (2.4G and 5.8G) and some electromagnetic radiation and RF communication signals with ultra-low frequency, very high frequency and large power.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an electromagnetic shield package that shielding performance is good, shielding bandwidth scope is big.
In order to achieve the above object, the utility model provides an electromagnetic shielding package, be in including shielding package skin and setting shielding package in the skin with the outer sealing connection's of shielding package inlayer sealed shielding package is followed and is kept away from the outer direction of shielding package, the sealed shielding package of inlayer includes first shielding layer and second shielding layer at least in proper order.
According to the utility model discloses an aspect, first shielding layer is the electrically conductive cloth shielding layer of nylon, the second shielding layer is silver-colored fibre cloth shielding layer.
According to the utility model discloses an aspect, first shielding layer is silver fibre cloth shielding layer, the second shielding layer is magnetic permeability shielding material layer.
According to the utility model discloses an aspect, inlayer sealed shielding package length direction's side has folding seal portion, it sews up still to be equipped with silver-colored fibre line on the folding seal portion of inlayer sealed shielding package.
According to the utility model discloses an aspect, the shielding package skin includes upper strata and lower floor, the sealed screen bag of inlayer passes through silver fiber line suture connection with upper strata and lower floor respectively.
According to an aspect of the utility model, the upper strata with the lower floor is leather layer or bed of cloth.
According to the utility model discloses an aspect, the shielding package skin with the sealed shielding package of inlayer is equipped with corresponding folding shielding part, folding shielding part front end extends and forms the sealing.
According to the utility model discloses an aspect, on the sealing with it is used for sealed closure to correspond on the upper strata the structure is detained from inhaling magnetism of electromagnetic shield package.
According to an aspect of the present invention, the shielding bandwidth of the electromagnetic shielding package is 10Mhz-20Ghz, the shielding effective rate is 99.99%, and the shielding performance is greater than or equal to 80 db.
According to the utility model discloses a scheme, the utility model discloses an electromagnetic shield package has included the outer and the sealed shielding package of inlayer of shielding package to the sealed shielding package of inlayer includes first shielding layer and second shielding layer again in proper order, and first shielding layer sets up to the electrically conductive cloth shielding layer of nylon, and the second shielding layer sets up to silver-colored fibre cloth shielding layer. Through the shielded setting of multilayer to and different shielding layers adopt different materials to mutually support, thereby place article such as equipment such as cell-phone, electromagnetic card the utility model discloses an in the electromagnetic shield package, can realize the effective shielding protection to equipment such as cell-phone, electromagnetic card, shield effectually, can realize the effective shielding to 10mhz-20GHZ frequency width scope, shielding effective rate 99.99%, shielding performance is more than or equal to 80db, and secret performance is superior, can satisfy the performance demand of protecting national secret and military secret.
According to the utility model discloses a scheme, the utility model discloses an electromagnetic shield package sets up folding sealing mode through the side with the sealed shielding package of inlayer and seals the sealed bag of inlayer, and it is sealed to increase silver-colored fiber line in folding sealing department again simultaneously and electrically conduct to sew up, further guarantees the sealed shielding nature of the sealed shielding package of inlayer, then sews up the sealed shielding package of inlayer and shielding package skin through silver-colored fiber line again. Thereby ensure the utility model discloses the leakproofness and the shielding property of electromagnetism package compare in prior art directly with the direct nylon wire sutural mode of inlayer shielding bag and shielding bag outer layer, have prevented effectively that high frequency signal from revealing the problem. Meanwhile, compared with other nylon sewing threads, the silver fiber thread serving as a sewing thread is also favorable for ensuring the sealing conductivity.
According to the utility model discloses a scheme, the utility model discloses an outer and the inlayer of shielding package of electromagnetic shield package seal shielding package is equipped with corresponding folding shielding portion, and shielding package skin and inlayer front end (folding shielding portion front end) extend folding back and form the sealing. And the sealing part and the outer layer of the shielding bag are correspondingly provided with self-absorption magnetic buckle structures for sealing and closing the shielding bag. Put into article the utility model discloses an in the electromagnetic shield package, buckle the structure through from inhaling magnetism and fold closed sealed. Compare in modes such as the adoption nylon self-adhesion among the prior art, the utility model discloses electromagnetic shield package detains fixed seal closed structure from inhaling magnetism and uses more durablely.
Drawings
Fig. 1 schematically illustrates a cross-sectional view of an electromagnetic shielding package according to an embodiment of the present invention;
figure 2 schematically illustrates a partial view of an inner containment barrier bag according to one embodiment of the invention.
Detailed Description
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 embodiments will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments, which are not repeated herein, but the present invention is not limited to the following embodiments.
As shown in FIG. 1, the electromagnetic shielding package of the present invention comprises an outer layer 1 of the shielding package and an inner layer sealing shielding package 2 disposed in the outer layer 1 of the shielding package and hermetically connected to the outer layer 1 of the shielding package. The inner sealed shielding package 2 is sequentially provided with a first shielding layer 21 and a second shielding layer 22 in a direction away from the outer layer 1 of the shielding package.
In the present embodiment, the first shield layer 21 is provided as a nylon conductive cloth shield layer, and the second shield layer 22 is provided as a silver fiber cloth shield layer. The utility model discloses an electromagnetic shield package sets up according to above-mentioned structure, included shielding package skin 1 and the sealed shielding package 2 of inlayer to the sealed shielding package 2 of inlayer includes first shielding layer 21 and second shielding layer 22 again in proper order, and first shielding layer 21 sets up to the electrically conductive cloth shielding layer of nylon, and second shielding layer 22 sets up to silver-colored fibre cloth shielding layer. Through the setting of multilayer shielding to and different shielding layer sampling different materials mutually support, thereby place article such as equipment such as cell-phone, electromagnetic card the utility model discloses an in the electromagnetic shield package, can realize the effective shielding protection to equipment such as cell-phone, electromagnetic card, shield effectually, can realize the effective shielding to 10mhz-20GHZ frequency width scope, shielding effective rate 99.99%, shielding performance is more than or equal to 80db, and secret performance is superior, can satisfy the performance demand of protecting national secret and military secret.
According to the second embodiment of the present invention, the inner layer sealing shielding package 2 of the electromagnetic shielding package sequentially comprises the first shielding layer 21 and the second shielding layer 22. In the present embodiment, the first shield layer 21 is provided as a silver fiber cloth shield layer, and the second shield layer 22 is provided as a magnetic permeability shield material layer. So can make the utility model discloses an electromagnetic shield package's sealed shielding performance is more superior.
As shown in fig. 1, in the present embodiment, the inner layer sealed shield package 2 includes a first shield layer 21 and a second shield layer 22 in this order, and has a double shield structure. According to the utility model discloses an think about, the utility model discloses an inner strata seals shielding package 2 can also set up more layers of shielding structure. For example, according to an embodiment of the present invention, the inner layer sealing shielding package of the present invention further includes a third shielding layer, and the third shielding layer is disposed inside the second shielding layer 22. So set up, be favorable to further guaranteeing to placing the utility model discloses an article's shielding nature in the electromagnetic shield package. According to an embodiment of the present invention, the third shielding layer may be a material layer with higher electromagnetic shielding performance than the second shielding layer 22.
Fig. 2 is a partial structural view schematically showing the inner layer sealing and shielding package of the present invention. As shown in fig. 2, an article is put into the inner-layer airtight barrier bag 2 from the opening a. According to the utility model discloses an embodiment, the utility model discloses a 2 length direction's of inlayer sealed shielding package side has folding seal portion 2a, still is equipped with silver-colored fibre line on the folding seal portion 2a of inlayer sealed shielding package 2 and sews up.
Particularly, according to an embodiment of the present invention, the inner layer sealing shielding package 2 is manufactured as follows: at first select a nylon conductive cloth material layer, then select a silver-colored fiber cloth material layer to place on nylon conductive cloth material layer, later will stack silver-colored fiber cloth material layer and nylon conductive cloth material layer together and carry out length fifty percent discount that varies along length direction, at this moment, according to from the top down, the sealed shielding package of inlayer 2 is total four-layer structure: the nylon conductive cloth material layer-silver fiber cloth material layer-nylon conductive cloth material layer, two sides are sewed and sealed through silver fiber threads, then the two sides of the four-layer structure are folded inwards to form a folding sealing part 2a, and at the moment, the inner-layer sealing shielding bag 2 is formed into a structure with an opening A and the rest parts sealed.
As shown in fig. 1 and 2, the outer layer 1 of the shielding bag of the present invention includes an upper layer 11 and a lower layer 12, and the inner layer sealing bag 2 is connected to the upper layer 11 and the lower layer 12 by silver fiber thread.
The utility model discloses an electromagnetic shield package sets up folding sealing 2a mode through the side with the sealed shielding package of inlayer 2 and seals with inlayer seal bag 2, and it is sealed to increase silver fiber line in folding sealing 2a department again simultaneously, further guarantees the leakproofness of the sealed shielding package of inlayer 2, then sews up the sealed shielding package of inlayer 2 and shielding package skin 1 through silver fiber line again. Thereby ensure the utility model discloses the leakproofness and the shielding property of electromagnetism package compare in prior art directly with the direct mode of sewing up of inlayer shielding package and shielding package skin, the effectual problem of high frequency signal leakage that has prevented. Meanwhile, compared with other materials, the silver fiber wire serving as the suture line is also favorable for ensuring the conductive sealing property.
According to the utility model discloses an embodiment, the utility model discloses the upper 11 and the lower floor 12 of shielding package skin 1 set up to leather layer or bed of cloth. For example, the outer layer 1 of the shielding package is embossed with a leather layer.
As shown in fig. 1, the outer layer 1 of the shielding bag and the inner layer sealing shielding bag 2 of the electromagnetic shielding bag of the present invention are provided with corresponding folding shielding parts 3, and the front ends of the folding shielding parts 3 extend to form sealing parts 31. A self-absorption magnetic buckle structure 311 for fixing, sealing and closing the electromagnetic shielding bag is correspondingly arranged on the sealing part 31 and the outer layer 1 of the shielding bag.
Put into article the utility model discloses an in the electromagnetic shield package, through from inhaling magnetism knot structure 311 to fix closed sealed. Compare just have modes such as nylon self-adhesion among the prior art, the utility model discloses an electromagnetic shield package uses more durablely.
The above description is only one embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides an electromagnetic shielding package, its characterized in that is in including shielding package skin (1) and setting shielding package skin (1) in with shielding package skin (1) sealing connection's the sealed shielding package of inlayer (2), along keeping away from the direction of shielding package skin (1), the sealed shielding package of inlayer (2) includes first shielding layer (21) and second shielding layer (22) at least in proper order.
2. The electromagnetic shielding pack according to claim 1, wherein the first shielding layer (21) is a nylon conductive cloth shielding layer and the second shielding layer (22) is a silver fiber cloth shielding layer.
3. Electromagnetic shielding pack according to claim 1, wherein the first shielding layer (21) is a silver fiber cloth shielding layer and the second shielding layer (22) is a layer of a magnetically permeable shielding material.
4. The electromagnetic shielding bag according to claim 1, wherein the inner layer sealing shielding bag (2) has a folding sealing part (2a) at the side edge in the length direction, and a silver fiber suture is further provided on the folding sealing part (2a) of the inner layer sealing shielding bag (2).
5. The electromagnetic shielding package according to claim 4, wherein the shielding package outer layer (1) comprises an upper layer (11) and a lower layer (12), and the inner layer sealing shielding package (2) is connected with the upper layer (11) and the lower layer (12) through silver fiber suture.
6. Electromagnetic shielding pack according to claim 5, characterized in that the upper layer (11) and the lower layer (12) are layers of leather or cloth.
7. The electromagnetic shielding package according to claim 6, wherein the outer layer (1) of the shielding package and the inner layer sealing shielding package (2) are provided with corresponding folded shielding parts (3), and the front ends of the folded shielding parts (3) extend to form sealing parts (31).
8. The electromagnetic shielding package according to claim 7, wherein a self-magnetic-absorption buckle structure (311) for hermetically closing the electromagnetic shielding package is disposed on the sealing portion (31) and the upper layer (11).
9. The electromagnetic shielding package according to any one of claims 1 to 8, wherein the electromagnetic shielding package has a shielding bandwidth of 10Mhz to 20Ghz, a shielding effective rate of 99.99%, and a shielding performance of 80db or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020200873.8U CN211745130U (en) | 2020-02-24 | 2020-02-24 | Electromagnetic shielding bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020200873.8U CN211745130U (en) | 2020-02-24 | 2020-02-24 | Electromagnetic shielding bag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211745130U true CN211745130U (en) | 2020-10-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020200873.8U Active CN211745130U (en) | 2020-02-24 | 2020-02-24 | Electromagnetic shielding bag |
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| CN (1) | CN211745130U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112930102A (en) * | 2021-01-22 | 2021-06-08 | 西安应用光学研究所 | Flexible air-tight electromagnetic shielding device |
-
2020
- 2020-02-24 CN CN202020200873.8U patent/CN211745130U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112930102A (en) * | 2021-01-22 | 2021-06-08 | 西安应用光学研究所 | Flexible air-tight electromagnetic shielding device |
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Effective date of registration: 20230419 Address after: Room 101, Gate 9, Building 14, Group C, Hengtai Garden, Yihai Garden, Sihezhuang, Huaxiang, Fengtai District, Beijing, 100071 Patentee after: Beijing Tianzhenghe Commercial Secret Protection Advisory Service Center Address before: Room 118, Building 1, No. 10 Xinghuo Road, Science City, Fengtai District, Beijing, 100071 Patentee before: Beijing Tianzhenghe Technology Development Co.,Ltd. |