CN201092754Y - Metal zip fastener, soft body shield door and portable soft body shielding tent - Google Patents
Metal zip fastener, soft body shield door and portable soft body shielding tent Download PDFInfo
- Publication number
- CN201092754Y CN201092754Y CNU2007201696684U CN200720169668U CN201092754Y CN 201092754 Y CN201092754 Y CN 201092754Y CN U2007201696684 U CNU2007201696684 U CN U2007201696684U CN 200720169668 U CN200720169668 U CN 200720169668U CN 201092754 Y CN201092754 Y CN 201092754Y
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- shielding
- cloth
- shield
- slide fastener
- door
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- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The utility model discloses a soft shield door, which is used on a shield body. The utility model comprises a soft door body and a closing device, the closing device comprises at least one shield cloth layer, the shield cloth layer comprises a shield cloth connected with the soft door and a shield cloth connected with the shield body, the shield cloths are connected with each other to form an integrity via slide fasteners, wherein a furring fixed on a locking tooth of the slide fasteners is equipped with a metal thin layer. The utility model also discloses a portable soft shield tent, which comprises a soft shield tent, and the soft shield tent comprises an outer shield cloth layer and an inner shield cloth layer, the outer slide fastener and the inner slide fastener are in mutual interval and in vicarious arrangement, and the shape of the door body of the soft door prefers crescent. The utility model also discloses a metal slide fastener, and a lining belt of the slide fastener is equipped with a metal thin layer. The metal slide fastener of the utility model can be used in soft shield components such as soft shield door, the soft shield door can be used in shield bodies such as the portable soft tent. Further, the portable soft shield tent is reasonable in structure, convenient in use and high in shield efficiency.
Description
Technical field
The utility model relates to a kind of space electromagnetic protection equipment, particularly a kind of portable software shielding tent that can form space electromagnetic shielding protective barrier under motor-driven and field environment.The utility model also relates to a kind of software shield door and metal zip fastener that is used for shield.
Background technology
At present, electromagnetic protection equipment in space is divided into Motionless electromagnetic screened room and mobile electromagnetic shielding chamber.Mobile electromagnetic shielding chamber comprises answers electromagnetic shielding chamber, electromagnetic shielding shelter or the portable electromagnetic shielding tent/bag that the site environment needs can quickly dismantled; these space electromagnetic protection equipment have movably electromagnetic shielding protective barrier; can suppress the emission of electronic equipment electromagnetic leakage anywhere or anytime; strengthen anti-electromagnetic interference of electronic equipment and electronic warfare capability, the information security of the network equipments such as protecting network, the communication server, switch router.Wherein: portable electromagnetic shielding tent/bag is made of with the software door that is connected with the paulin body the paulin body, and the software door forms by slide fastener and paulin body and opens or closes.Its weak point is: the above-mentioned software door of one is a square structure, being positioned at the external shield cloth of software every body/doorframe or the outer/inner slide fastener of inner shield cloth arranges for corresponding, and be common slide fastener, because the slide fastener in-plane can not turn the self-defect of quarter bend, its body not only opens and closes inconvenience, and makes that corner is poorly sealed between the Men Tiyu doorframe, inevitably leaves the electromagnetic-wave leakage hole, electromagnetic-wave leakage is serious, has reduced the bulk shielding effect of mobile electromagnetic shielding chamber; The external shield cloth of software every body/doorframe of its two portable electromagnetic shielding tent/bags and the sealant between the inner shield cloth are for having certain thickness elastic insert, closely contact extruding by two elastic inserts between the Men Tiyu doorframe and form continuous conductive layer, closely the elastic insert shield effectiveness of contact extruding is low, and shield effectiveness is 0 substantially during the 14KHz of magnetic field; Shield effectiveness is 0 substantially during 200KHz; Electric field 1MHz-1GHz frequency range shield effectiveness is 45dB, can not reach the requirement of mark GJBz20219-94 of army " military electromagnetic shielding chamber current techique requires and the method for inspection " and the middle relevant space of B level of national secret standard GGBB1-1999 " information equipment electromagnetic leakage Emission Limits " electromagnetic protection standard.
The utility model content
That the purpose of this utility model is to provide is that a kind of shield is used, the metal zip fastener of flexible shielding body and function particularly.Another purpose of the utility model is to provide a kind of software shield door with this metal zip fastener, and another purpose of the present utility model is to provide a kind of portable software shielding tent with software shield door structure.
In order to achieve the above object, one side of the present utility model provides metal zip fastener, be used for shield, comprise left lining band and right lining band, be fixed in the metal latch tooth on the left and right lining band, and the zip of closed metal latch tooth, wherein, left and right lining band is few entirely respectively to be made up of nonmetal flexible fabric internal layer and the thin metal layer of being located at the outside.
The software that uses this metal zip fastener shield door that provides on the other hand of the present utility model, it is used for shield, comprise soft door body and closing device, closing device comprises at least one shielding layer of cloth, the shielding layer of cloth comprises shielding cloth that is connected with the soft door body and the shielding cloth that is connected with shield, shielding cloth connects in aggregates by slide fastener, it is characterized in that the lead-in of the pin tooth of slide fastener is provided with thin metal layer.
Preferably, above-mentioned shielding layer of cloth be two-layer more than, be provided with one deck shielding gasket at least between the adjacent shielding layer of cloth.And the material of shielding gasket can be with shielding cloth identical.
Preferably, the above-mentioned slide fastener space interlaced arrangement that is provided with in the layer of cloth that respectively shields.
Preferably, above-mentioned slide fastener arc on the shielding layer of cloth extends.
Another aspect of the present utility model provides a kind of portable software shielding tent, comprise paulin body and the software door that links to each other with the paulin body, first shielding cloth of soft door body and the secondary shielding cloth of paulin body link together by first slide fastener, the 3rd shielding cloth of soft door body and the 4th shielding cloth of paulin body link together by second slide fastener, wherein, the lining band of pin tooth is provided with thin metal layer on first slide fastener and second slide fastener.
Preferably, above-mentioned first slide fastener and the second slide fastener mutual dislocation are arranged.
Preferably, above-mentioned first shielding cloth and secondary shielding cloth form the first shielding layer of cloth, and the 3rd shielding cloth and the 4th shielding cloth are formed the secondary shielding layer of cloth, are provided with at least one shielding gasket between the first shielding layer of cloth and the secondary shielding layer of cloth.And the material of all shielding gaskets all can be with shielding cloth identical.Can certainly be selected from other material.In addition, an end of this each shielding gasket extends from the edge of paulin body, and another free end is near soft door body edge.
Preferably, the door shape of above-mentioned software door is a crescent, and door body crescent moon radian is between pi/2～π.
The most preferred embodiment of above-mentioned portable shielding tent can be expressed as follows, it comprises paulin body and the software door that links to each other with the paulin body, the external shield cloth of soft door body and the external shield cloth of paulin body link together by outer slide fastener, the inner shield cloth of soft door body and the inner shield cloth of paulin body link together by interior slide fastener, the door shape of software door is a crescent, its body crescent moon radian is between pi/2～π, outer slide fastener and the interior slide fastener layout that misplaces at interval, be provided with at least one shielding gasket between slide fastener and the interior slide fastener outside, this shielding gasket one end and paulin body link together, and another free end extends near software door edge.
Owing to adopt said structure, the door shape of the software door that will link to each other with the paulin body is designed to crescent, so when needs open or close the software door, interior slide fastener or outer slide fastener can draw cunning along crescent moon software door easily, the software door is opened or closed smoothly, not only can be convenient for people to turnover, and make and close between back software door and the paulin body and can closely contact, reach the purpose of shielding.Owing to adopt metal zip fastener, and slide fastener in the software door and the dislocation of outer slide fastener are arranged, institute is so that the discontinuous conductive layer of the non-tight contact of formation between crescent software door and the paulin body, thereby improved the shield effectiveness that the portable software of the utility model shields tent.
Since external shield cloth and inner shield cloth between be provided with shielding gasket again with certain width, the discontinuous conductive layer that this shielding gasket forms crescent software door and paulin body adjacent has waveguiding effect, thereby further it has improved the shield effectiveness of software door.
In a word, experiment detects: the portable software shielding of the utility model tent with said structure, the shielding index is: shield effectiveness 10dB during the 14KHz of magnetic field, shield effectiveness 32dB during 200KHz, electric field 1MHz-1GHz frequency range shield effectiveness 80dB reaches the requirement of mark GJBz20219-94 of army " military electromagnetic shielding chamber current techique requires and the method for inspection " and the middle relevant space of B level of national secret standard GGBB1-1999 " information equipment electromagnetic leakage Emission Limits " electromagnetic protection standard substantially.
Description of drawings
Below in conjunction with accompanying drawing the specific embodiment of the present utility model is described further.
Fig. 1 is the structural representation of the portable software shielding of the utility model tent;
Fig. 2 is an A-A sectional view among Fig. 1, and it shows the sectional structure of software shield door;
Fig. 3 is the structural representation of metal zip fastener among Fig. 2;
Fig. 4 is a B-B sectional view among Fig. 3, and it shows the structure of the lining band of metal zip fastener.
The specific embodiment
As shown in Figure 1, the portable software shielding of the utility model tent comprises paulin body 1 and the software door 4 that links to each other with paulin body 1.Wherein: the door shape of software door 4 is preferably crescent, and its body crescent moon radian is between pi/2～π; According to software shielding tent paulin body 1 actual condition of structure, for being convenient for people to turnover, crescent software door 4 can be horizontally disposed with, and also can vertically be provided with.
The sectional structure of software door 4 as shown in Figure 2.In order to make the discontinuous conductive layer that can form non-tight contact between above-mentioned crescent software door 4 and the paulin body 1, the external shield cloth 13 that the external shield cloth 11 that is connected with soft door body 4 is connected with paulin body 1 links together by outer slide fastener 3, forms external shield layer of cloth 10.The inner shield cloth 23 that the inner shield cloth 21 that is connected with soft door body 4 is connected with paulin body 1 links together by interior slide fastener 2, becomes inner shield layer of cloth 20.
External shield layer of cloth 10 is stacked on the inner shield layer of cloth 20, forms the double shield layer.Certainly can also have the 3rd shielding layer of cloth or the 4th shielding layer of cloth, the sandwich construction of wanting with formation.Outer slide fastener 3 and interior slide fastener 2 dislocation layouts at interval, promptly outer slide fastener 3 is not overlapping with the position of interior slide fastener 2 on each shielding layer of cloth, skew is arranged, after electromagnetic wave enters from a slide fastener slit like this, need repeatedly reflect between the shielding layer of cloth with diffraction after, could arrive the slit of another slide fastener, increase the electromagnetic wave propagation path like this, and then increase electromagnetic loss.
In order further to improve the shield effectiveness of crescent software door 4, slide fastener 3 and interior slide fastener 2 places are provided with the shielding gasket 5 between external shield cloth and inner shield cloth respectively outside, this shielding gasket 5 links together with paulin body 1, as shown in Figure 2, it can directly be extended to form by the edge of paulin body 1, also can be that the material that differs from fluffy body 1 forms.Preferably, shielding gasket 5 extends near software door edge, further increases the electromagnetic wave propagation path.And the another one benefit is that shielding gasket 5 is being opened at closing time stretching, extension easily.
Fig. 3 shows metal zip fastener of the present utility model, its structure and common slide fastener are basic identical, comprise metal latch tooth 33, left lining band 32, the right lining band 34 of fixing metal lock tooth 33, and the zip 31 of closed metal latch tooth 33, the utility model metal zip fastener special feature is exactly that the structure of lining band is different with common slide fastener.
As shown in Figure 4, lining band 34 is made up of internal layer 341 and the skins 343 that are enclosed within outside the internal layer 341, and usually, internal layer 341 is the lining band of common slide fastener, is generally flexible fabric.And skin 343 is made up of the thin metal layer that plays shielding action, for example metal forming, shielding cloth etc.Usually, internal layer 31 and outer 33 directly is sewed together.Obviously, do not get rid of the possibility that also is provided with the intermediate layer between internal layer 31 and outer 33 here, this intermediate layer can be, adhesive phase for example, and perhaps other material layer, and lining band 32 also is this structure.Like this, when the slide fastener drawing, the thin metal layer of left and right lining band closely contacts, and has effectively prevented electromagnetic leakage.
During use, outer slide fastener 3 of pulling and interior slide fastener 2 separate or closure the crescent Men Bianyu paulin body 1 of software door 4 respectively.Can expect that each feature described above can be used in combination, as long as they are not conflicting.
The present invention is not limited to described embodiment obviously, but has also contained other embodiment, as long as these other embodiment fall in the scope of claim.
Claims (10)
1. a portable software shields tent, comprise paulin body (1) and the soft door body (4) that links to each other with paulin body (1), the secondary shielding cloth of first shielding cloth of described soft door body (4) and paulin body (1) links together by first slide fastener (3), the 4th shielding cloth of the 3rd shielding cloth of described soft door body (4) and paulin body (1) links together by second slide fastener (2), it is characterized in that the lining band (32,34) that described first slide fastener (3) and second slide fastener (2) are gone up pin tooth (33) is provided with thin metal layer (343).
2. portable software shielding tent according to claim 1, it is characterized in that: described first slide fastener and the second slide fastener mutual dislocation are arranged.
3. portable software shielding tent according to claim 1, it is characterized in that: described first shielding cloth and described secondary shielding cloth form the first shielding layer of cloth, described the 3rd shielding cloth and the 4th shielding cloth are formed the secondary shielding layer of cloth, are provided with at least one shielding gasket (5) between described first shielding layer of cloth and the secondary shielding layer of cloth.
4. portable software shielding tent according to claim 4, it is characterized in that: an end and the paulin body of described at least one shielding gasket link together, and another free end extends near described software door edge.
5. according to each described portable software shielding tent in the claim 1 to 4, it is characterized in that: the door shape of described software door is a crescent, and described door body crescent moon radian is between pi/2～π.
6. software shield door, be used for shield, comprise soft door body and closing device, described closing device comprises at least one shielding layer of cloth, described shielding layer of cloth comprises shielding cloth that is connected with described soft door body and the shielding cloth that is connected with described shield, described shielding cloth connects in aggregates by slide fastener, it is characterized in that the lead-in of described slide fastener pin tooth is provided with thin metal layer.
7. software shield door according to claim 6 is characterized in that, described at least one shielding layer of cloth be two-layer more than, be provided with one deck shielding gasket at least between the described adjacent shields layer of cloth.
8. software shield door according to claim 7 is characterized in that, the described described slide fastener space interlaced arrangement that is provided with in the layer of cloth that respectively shields.
9. according to each described software shield door in the claim 6 to 8, it is characterized in that described slide fastener arc on described shielding layer of cloth extends.
10. metal zip fastener, be used for shield, comprise left lining band and right lining band, be fixed in the metal latch tooth on the described left and right lining band, and the zip of closed described metal latch tooth, it is characterized in that described left and right lining band is made up of nonmetal flexible fabric internal layer and the thin metal layer of being located at the outside respectively at least.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201696684U CN201092754Y (en) | 2007-07-11 | 2007-07-11 | Metal zip fastener, soft body shield door and portable soft body shielding tent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201696684U CN201092754Y (en) | 2007-07-11 | 2007-07-11 | Metal zip fastener, soft body shield door and portable soft body shielding tent |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201092754Y true CN201092754Y (en) | 2008-07-30 |
Family
ID=39900719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201696684U Expired - Lifetime CN201092754Y (en) | 2007-07-11 | 2007-07-11 | Metal zip fastener, soft body shield door and portable soft body shielding tent |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201092754Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101994415A (en) * | 2010-09-14 | 2011-03-30 | 安方高科信息安全技术(北京)有限公司 | Electromagnetic shielding tent |
| CN102425332A (en) * | 2011-12-14 | 2012-04-25 | 常州雷宁电磁屏蔽设备有限公司 | Flexible shield door for shielding tent |
| CN102817492A (en) * | 2012-09-10 | 2012-12-12 | 南京际华三五二一特种装备有限公司 | Air-tight door structure |
| CN104172677A (en) * | 2014-07-04 | 2014-12-03 | 天津市华夷科技发展有限公司 | Radiation protection zipper and preparing method of radiation protection zipper |
| CN104251071A (en) * | 2013-02-25 | 2014-12-31 | 赵彦杰 | Cold-proof heat-proof tent |
| CN109392297A (en) * | 2018-11-23 | 2019-02-26 | 中国人民解放军军事科学院国防工程研究院 | A kind of assembly type flexible electromagnetic shielding device and assemble method |
-
2007
- 2007-07-11 CN CNU2007201696684U patent/CN201092754Y/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101994415A (en) * | 2010-09-14 | 2011-03-30 | 安方高科信息安全技术(北京)有限公司 | Electromagnetic shielding tent |
| CN101994415B (en) * | 2010-09-14 | 2012-06-13 | 安方高科电磁安全技术(北京)有限公司 | Electromagnetic shielding tent |
| CN102425332A (en) * | 2011-12-14 | 2012-04-25 | 常州雷宁电磁屏蔽设备有限公司 | Flexible shield door for shielding tent |
| CN102817492A (en) * | 2012-09-10 | 2012-12-12 | 南京际华三五二一特种装备有限公司 | Air-tight door structure |
| CN104251071A (en) * | 2013-02-25 | 2014-12-31 | 赵彦杰 | Cold-proof heat-proof tent |
| CN104172677A (en) * | 2014-07-04 | 2014-12-03 | 天津市华夷科技发展有限公司 | Radiation protection zipper and preparing method of radiation protection zipper |
| CN109392297A (en) * | 2018-11-23 | 2019-02-26 | 中国人民解放军军事科学院国防工程研究院 | A kind of assembly type flexible electromagnetic shielding device and assemble method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20080730 |
|
| CX01 | Expiry of patent term |