CN206961574U - A kind of eight class netting twines of high shielding - Google Patents
A kind of eight class netting twines of high shielding Download PDFInfo
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- CN206961574U CN206961574U CN201720784739.5U CN201720784739U CN206961574U CN 206961574 U CN206961574 U CN 206961574U CN 201720784739 U CN201720784739 U CN 201720784739U CN 206961574 U CN206961574 U CN 206961574U
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Abstract
A kind of eight class netting twines of high shielding, four pairs of twisted-pair feeders including restrictive coating and in the restrictive coating, the inwall of the restrictive coating is provided with the external shielding layer being coated on outside four pairs of twisted-pair feeders, one layer of internal shield is respectively coated with outside twisted-pair feeder described in each pair, twisted-pair feeder described in each pair is formed by two wire strandings, the every wire includes conductor, the inner insulating layer being coated on outside the conductor, the foaming layer being coated on outside the inner insulating layer and the external insulation layer being coated on outside the foaming layer, and drainage thread is provided between four pairs of twisted-pair feeders.The beneficial effects of the utility model are：Using said structure, double layer screen is realized, there is shielding interference free performance well, and biography wave velocity is fast, and frequency is high, the transmission rate of netting twine is substantially increased, in addition, having good lightning protection electrical property.
Description
Technical field
It the utility model is related to communications cable technical field, more particularly to a kind of eight class netting twines of high shielding.
Background technology
Twisted-pair feeder be by the wire of two mutually insulateds be intertwined mutually according to certain specification and made of one kind
General-purpose distribution, belong to communication network transmission medium.Twisted-pair feeder is divided into Shielded Twisted Pair and unshielded twisted pair.Wherein, shield
Cover twisted-pair feeder has a metal level to cover layer between twisted-pair feeder and outer layer insulation big envelope.Screen layer can reduce radiation, prevent information
It is ravesdropping, can also prevents the entrance of external electromagnetic interference, Shielded Twisted Pair is had than similar unshielded twisted pair higher
Transmission rate.But existing Shielded Twisted Pair cable also has in shielding interference free performance, lightning protection electrical property and in transmission rate
It is to be modified.
The content of the invention
Above-mentioned in order to overcome the shortcomings of to exist in the prior art, it is good, anti-that the utility model provides a kind of shielded signal performance
The eight class netting twines of high shielding that lightning performance is good and transmission rate is fast.
The technical scheme in the invention for solving the technical problem is：A kind of high eight class netting twines of shielding, including restrictive coating, with
And four pairs of twisted-pair feeders in the restrictive coating, the inwall of the restrictive coating are outer outside four pairs of twisted-pair feeders provided with being coated on
Screen layer, twisted-pair feeder described in each pair are respectively coated with one layer of internal shield outside, and twisted-pair feeder described in each pair is formed by two wire strandings,
Every wire include conductor, the inner insulating layer being coated on outside the conductor, the foaming layer being coated on outside the inner insulating layer and
The external insulation layer being coated on outside the foaming layer, drainage thread is provided between four pairs of twisted-pair feeders.
Further, the external shielding layer is almag mesh grid, and the thickness of the qualified mesh grid of the magnalium is 0.12mm, should
The count of almag mesh grid is more than 95%.
Further, the inner insulating layer and external insulation layer are made by high density PE materials, and the foaming layer is by the PE that foams
Material is made, and the thickness of the inner insulating layer and external insulation layer is 0.1mm, and the thickness of the foaming layer is 0.269mm.
Further, the internal shield is aluminium foil layer or copper foil layer, and the thickness of the internal shield is 0.1mm.
Further, the conductor is made up of solid naked copper material, a diameter of 0.58mm of the conductor.
Further, the drainage thread is made up of tin copper product, a diameter of 0.4mm of the drainage thread.
Further, the restrictive coating is made up of PVC material, and the thickness of the restrictive coating is 0.7mm.
Further, the color of an external insulation layer in twisted-pair feeder described in each pair is white, and another is described outer exhausted
The color of edge layer is one kind in blue, orange, green, brown.
The beneficial effects of the utility model are：1st, internal shield is provided with outside each pair twisted-pair feeder, at the same it is double at four pairs
External shielding layer is set outside twisted wire, realizes double layer screen, the shielding properties for making netting twine overall gets a promotion, and has shielding well anti-
Jamming performance, fully meet the requirement of modern communicationses industry.2nd, inner insulating layer and external insulation layer not only play dual guarantor to conductor
Shield acts on, and has good insulating effect, and foaming layer forms vacuum environment, and biography wave velocity is fast, and frequency is high, greatly improves
The transmission rate of netting twine, meets use demand.3rd, drainage thread is provided between four pairs of twisted-pair feeders, it is possible to prevente effectively from thunder and lightning is straight
Hit, there is good lightning protection electrical property.4th, restrictive coating has good tension, bending resistance, resistance to compression and impact resistance, service life
It is long.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Embodiment
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Reference picture 1, a kind of eight class netting twines of high shielding, including restrictive coating 1 and four pairs of multiple twins in the restrictive coating
Line, the restrictive coating 1 are made up of PVC material, and the thickness of the restrictive coating 1 is 0.7mm, and the inwall of the restrictive coating 1 is provided with
The external shielding layer 2 being coated on outside four pairs of twisted-pair feeders, the external shielding layer 2 are almag mesh grid, the qualified volume of the magnalium
The thickness of knitmesh is 0.12mm, and the count of the almag mesh grid is more than 95%, is respectively coated with outside twisted-pair feeder described in each pair
One layer of internal shield 3, the internal shield are aluminium foil layer or copper foil layer, and the thickness of the internal shield 3 is 0.1mm, each pair
The twisted-pair feeder is formed by two wire strandings, every wire include conductor 4, the inner insulating layer 5 being coated on outside the conductor,
The foaming layer 6 being coated on outside the inner insulating layer and the external insulation layer 7 being coated on outside the foaming layer, the inner insulating layer 5 and outer
Insulating barrier 7 is made by high density PE materials, and the foaming layer 6 is made up of foaming PE materials, the inner insulating layer 5 and external insulation
The thickness of layer 7 is 0.1mm, and the thickness of the foaming layer 6 is 0.269mm, and the conductor 4 is made up of solid naked copper material, institute
A diameter of 0.58mm of conductor 4 is stated, drainage thread 8 is provided between four pairs of twisted-pair feeders, the drainage thread is tin copper product system
Into, a diameter of 0.4mm of the drainage thread 8, the color of an external insulation layer 7 in twisted-pair feeder described in each pair is white,
The color of another external insulation layer is one kind in blue, orange, green, brown.In being provided with outside each pair twisted-pair feeder
Screen layer 3, while external shielding layer 2 is set outside four pairs of twisted-pair feeders, double layer screen is realized, the shielding properties for making netting twine overall obtains
Lifting, there is shielding interference free performance well, fully meet the requirement of modern communicationses industry.Inner insulating layer 5 and external insulation layer 7
Double protection is not only played to conductor, and there is good insulating effect, and foaming layer 6 forms vacuum environment, passes ripple
Speed is fast, and frequency is high, substantially increases the transmission rate of netting twine, meets use demand.Drainage is provided between four pairs of twisted-pair feeders
Line 8, it is possible to prevente effectively from thunder and lightning is attacked directly, there is good lightning protection electrical property.Restrictive coating 1 has good tension, bending resistance, resistance to compression
And impact resistance, service life length.
Claims (8)
1. a kind of eight class netting twines of high shielding, including restrictive coating and four pairs of twisted-pair feeders in the restrictive coating, its feature exist
In：The inwall of the restrictive coating is provided with the external shielding layer being coated on outside four pairs of twisted-pair feeders, each outside twisted-pair feeder described in each pair
One layer of internal shield is coated with, twisted-pair feeder described in each pair is formed by two wire strandings, and the every wire includes conductor, cladding
Inner insulating layer, the foaming layer being coated on outside the inner insulating layer and the external insulation being coated on outside the foaming layer outside the conductor
Layer, it is provided with drainage thread between four pairs of twisted-pair feeders.
2. eight class netting twines of high shielding according to claim 1, it is characterised in that：The external shielding layer weaves for almag
Net, the thickness of the qualified mesh grid of the magnalium is 0.12mm, and the count of the almag mesh grid is more than 95%.
3. eight class netting twines of high shielding according to claim 1 or 2, it is characterised in that：The inner insulating layer and external insulation layer
It is made by high density PE materials, the foaming layer is made up of foaming PE materials, the thickness of the inner insulating layer and external insulation layer
It is 0.1mm, the thickness of the foaming layer is 0.269mm.
4. eight class netting twines of high shielding according to claim 1 or 2, it is characterised in that：The internal shield be aluminium foil layer or
Person's copper foil layer, the thickness of the internal shield is 0.1mm.
5. eight class netting twines of high shielding according to claim 1 or 2, it is characterised in that：The conductor is solid naked copper material
It is made, a diameter of 0.58mm of the conductor.
6. eight class netting twines of high shielding according to claim 1 or 2, it is characterised in that：The drainage thread is tin copper product system
Into a diameter of 0.4mm of the drainage thread.
7. eight class netting twines of high shielding according to claim 1 or 2, it is characterised in that：The restrictive coating is by PVC material system
Into the thickness of the restrictive coating is 0.7mm.
8. eight class netting twines of high shielding according to claim 1 or 2, it is characterised in that：One in twisted-pair feeder described in each pair
The color of the external insulation layer is white, and the color of another external insulation layer is one in blue, orange, green, brown
Kind.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720784739.5U CN206961574U (en) | 2017-07-01 | 2017-07-01 | A kind of eight class netting twines of high shielding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720784739.5U CN206961574U (en) | 2017-07-01 | 2017-07-01 | A kind of eight class netting twines of high shielding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206961574U true CN206961574U (en) | 2018-02-02 |
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ID=61385633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720784739.5U Active CN206961574U (en) | 2017-07-01 | 2017-07-01 | A kind of eight class netting twines of high shielding |
Country Status (1)
| Country | Link |
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| CN (1) | CN206961574U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109935426A (en) * | 2019-03-01 | 2019-06-25 | 安徽天康集团数据线缆有限公司 | A kind of production method of six classes cable conductor |
| CN112271014A (en) * | 2020-09-23 | 2021-01-26 | 上海天诚通信技术股份有限公司 | Foaming type one-to-one Ethernet twisted pair |
-
2017
- 2017-07-01 CN CN201720784739.5U patent/CN206961574U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109935426A (en) * | 2019-03-01 | 2019-06-25 | 安徽天康集团数据线缆有限公司 | A kind of production method of six classes cable conductor |
| CN112271014A (en) * | 2020-09-23 | 2021-01-26 | 上海天诚通信技术股份有限公司 | Foaming type one-to-one Ethernet twisted pair |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 315338 Cidong Avenue 1999, Binhai Economic Development Zone, Cixi City, Ningbo City, Zhejiang Province Patentee after: Ningbo Korea Telecom Technology Co., Ltd. Address before: 315314 Zhejiang city of Ningbo province Cixi city Guanhaiwei town East Industrial Park Patentee before: NINGBO HANDIAN CABLE CO., LTD. |
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| CP03 | Change of name, title or address |