CN209674982U - A kind of shielding communication cable using the special isolation strip of a word - Google Patents
A kind of shielding communication cable using the special isolation strip of a word Download PDFInfo
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- CN209674982U CN209674982U CN201920553357.0U CN201920553357U CN209674982U CN 209674982 U CN209674982 U CN 209674982U CN 201920553357 U CN201920553357 U CN 201920553357U CN 209674982 U CN209674982 U CN 209674982U
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- Prior art keywords
- word
- layer
- isolation strip
- special isolation
- core
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- 238000002955 isolation Methods 0.000 title claims abstract description 41
- 238000004891 communication Methods 0.000 title claims abstract description 26
- 239000000463 material Substances 0.000 claims abstract description 22
- 239000005030 aluminium foil Substances 0.000 claims abstract description 21
- 238000005253 cladding Methods 0.000 claims abstract description 4
- 229920000728 polyester Polymers 0.000 claims description 46
- 238000009954 braiding Methods 0.000 claims description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 3
- 238000007747 plating Methods 0.000 claims description 3
- 229910001051 Magnalium Inorganic materials 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 6
- 230000003447 ipsilateral effect Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
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- Insulated Conductors (AREA)
Abstract
The utility model discloses a kind of shield type communication cables, it is characterized in that, it include: cable core, including four pairs of core wires and the special isolation strip of a word, cable core is separated into two isolated areas by the special isolation strip of one word, two pairs of core wires are respectively arranged in each isolated area, each pair of core wire is formed by two root unit core wire process；Outer layer is coated, the periphery of cable core is coated on, the cladding outer layer successively includes shielded layer and sheath from inside to outside, and the shielded layer uses aluminium foil material, and inside is additionally provided with ground wire.The utility model uses the special isolation band structure of a word, reduces the diameter of internal cable core, reduces the special isolation strip two sides cross-talk of a word；By the way that ground wire is arranged, is acted on using its drainage, keep the continuity of aluminium foil；The insulating properties for guaranteeing cable by setting sheath, improves the safety coefficient of cable.
Description
Technical field
The utility model belongs to communication technique field, concretely relates to a kind of shielding using the special isolation strip of a word
Communication cable.
Background technique
The outer layer of shielding netting wire cable is wrapped up by aluminum foil, to reduce radiation.According to the difference of shielding mode, shielding netting wire is again
It is divided into two classes, i.e. STP (Shielded Twisted-Pair) and FTP (Foil Twisted-Pair).STP refers to every line
There is the shielding netting wire of respective shielded layer, and FTP is then the shielding netting wire using bulk shielding.Traditional FTP shielding netting wire is often
Cause its line footpath bigger since crossing skeleton occupies certain space in cable core using crossing skeleton structure, it is furthermore traditional
FTP shielding netting wire production process it is longer, first stranding, further around packet, sheathing need to drag aluminium foil, and production difficulty is larger, people
Work higher cost.
Summary of the invention
The utility model in order to solve the problems existing in the prior art, provide a kind of design rationally, the use of function admirable
The shielding communication cable of the special isolation strip of one word.
The purpose of this utility model can be achieved through the following technical solutions: a kind of shielding using the special isolation strip of a word
Communication cable characterized by comprising
Cable core is separated into two by cable core, including four pairs of core wires and the special isolation strip of a word, the special isolation strip of a word
Isolated area is respectively arranged with two pairs of core wires in each isolated area, and each pair of core wire is twisted by two root unit core wires；
Outer layer is coated, the periphery of cable core is coated on, the cladding outer layer successively includes shielded layer and sheath, institute from inside to outside
Shielded layer is stated using aluminium foil material, inside is additionally provided with ground wire.
Preferred embodiment on the basis of above scheme and as above scheme: the special isolation strip of a word is from top to bottom
It successively include the first polyester layer, the first mucigel, aluminium foil layer, the second mucigel, the second polyester layer, first polyester layer passes through
First mucigel is fixed on the upper surface of aluminium foil layer, and second polyester layer is fixed on the following table of aluminium foil layer by the second mucigel
Face.
Preferred embodiment on the basis of above scheme and as above scheme: the first polyester layer, the first mucigel, aluminium foil
Layer, the second mucigel, the second polyester layer thickness be respectively 0.01mm, 0.005mm, 0.06mm, 0.005mm, 0.01mm.
Preferred embodiment on the basis of above scheme and as above scheme: first polyester layer using PE or
PET is made；Second polyester layer is made of PE or PET.
Preferred embodiment on the basis of above scheme and as above scheme: two pairs of core wires in the same isolated area
Center spacing is 0.3mm-0.5mm.
Preferred embodiment on the basis of above scheme and as above scheme: between the cable core and the shielded layer also
It is provided with polyester belt, the ground wire is set between polyester belt and shielded layer.
Preferred embodiment on the basis of above scheme and as above scheme: the polyester belt is made of PET material.
Preferred embodiment on the basis of above scheme and as above scheme: between the shielded layer and the sheath also
It is provided with braiding layer, the braiding layer is made of magnalium silk screen or tin plating web material.
Preferred embodiment on the basis of above scheme and as above scheme: the ground wire uses tinned copper wire material system
At.
Preferred embodiment on the basis of above scheme and as above scheme: the sheath using PVC material or
LSZH material is made.
Compared with the prior art, the utility model has prominent and beneficial technical effects that: the utility model using a word it is special every
From band structure, reduce the diameter of communication cable, reduces the special isolation strip two sides cross-talk of a word, make the communication performance of cable more
It is excellent；The performance for making cable have electromagnetism interference by the way that shielded layer is arranged；By setting ground wire, static damage equipment is prevented,
Keep the continuity of shielded layer；Cable damage situations are reduced by setting sheath, improve the safety coefficient of cable.
Detailed description of the invention
Fig. 1 is the overall structure diagram of embodiment 1；
Fig. 2 is the overall structure diagram of embodiment 2；
Fig. 3 is the overall structure diagram of embodiment 3；
Fig. 4 is the overall structure diagram of embodiment 4；
Fig. 5 is the structural schematic diagram of core wire；
Fig. 6 is the structural schematic diagram of the special isolation strip of a word.
1, the special isolation strip 121 of cable core 11, core wire 111, unit core wire 12, a word, the first polyester layer 122, first
Mucigel 123, aluminium foil layer 124, the second mucigel 125, the second polyester layer 2, polyester belt 3, shielded layer 4, braiding layer 5,
Sheath 6, ground wire.
Specific embodiment
To keep the purposes, technical schemes and advantages of the application clearer, below in conjunction with the attached drawing in embodiment, to reality
The technical solution applied in example is clearly and completely described, it is clear that described embodiment is only that the application a part is implemented
Example, rather than whole embodiments.Based on the embodiment provided, those of ordinary skill in the art are not before making creative work
Every other embodiment obtained is put, shall fall in the protection scope of this application.
Embodiment one
A kind of shielding communication cable using the special isolation strip of a word as shown in Figure 1 characterized by comprising
Cable core 1 is divided in cable core 1, including four pairs of core wires 11 and the special isolation strip 12 of a word, the special isolation strip 12 of a word
Two isolated areas are divided into, two pairs of core wires 11 are respectively arranged in each isolated area, each pair of core wire 11 is by two root unit core wires 111
It is twisted；
Outer layer is coated, the periphery of cable core 1 is coated on, the cladding outer layer successively includes shielded layer 3 and sheath from inside to outside
5, the shielded layer 3 uses aluminium foil material, and inside is additionally provided with ground wire 6.
The utility model uses special 12 structure of isolation strip of a word, reduces the diameter of communication cable, reduce a word it is special every
From 12 two sides cross-talk of band, keep the communication performance of cable more excellent；Cable is set to have electromagnetism interference by the way that shielded layer 3 is arranged
Performance；By the way that ground wire 6 is arranged, static damage equipment is prevented using its drainage effect, keeps the continuity of shielded layer 3；Pass through
Sheath 5 is set and reduces cable damage situations, improves the safety coefficient of cable.
Further, the special isolation strip 12 of a word successively includes the first polyester layer 121, the first mucigel from top to bottom
122, aluminium foil layer 123, the second mucigel 124, the second polyester layer 125, first polyester layer 121 pass through the first mucigel 122
It is fixed on the upper surface of aluminium foil layer 123, second polyester layer 125 is fixed under aluminium foil layer 123 by the second mucigel 124
Surface.Wherein, the first polyester layer 121, the second polyester layer 125 are all made of PET and are made, by the way that the special isolation strip 12 of a word is arranged,
The cross-talk for reducing the generation of its two sides core wire reduces the technical difficulty for solving core wire crosstalk problem.
Further, the special isolation strip 12 of a word with a thickness of 0.09mm, in detail, the first polyester layer 121, first
Mucigel 122, aluminium foil layer 123, the second mucigel 124, the second polyester layer 125 thickness be respectively 0.01mm, 0.005mm,
0.06mm,0.005mm,0.01mm.Due to the first polyester layer 121, the second polyester layer 125 be attached directly to aluminium foil layer 123 it is upper,
Lower surface, the gap between polyester layer and aluminium foil layer is minimum, compared with traditional crossing skeleton structure, using special isolated material
The manufactured special isolation strip of a word is conducive to reduce the line footpath of communication cable, reduces the wiring space of cable.
Preferably, the center spacing of two pairs of core wires in the same isolated area is 0.3mm, in the cross-talk for solving ipsilateral core wire
While problem, and maintain the line footpath of cable in reasonable range.
With ipsilateral core wire spacing (the center spacing of two pairs of core wires in the i.e. same isolated area) for variable, to same side core
The crosstalk attenuation performance of line and the line footpath of cable test to obtain following table:
Preferably, the ground wire 6 uses tinned copper wire material, and due to the setting of shielded layer 3, cable can generate electricity when working
Electric current is imported the earth by setting ground wire 6 by stream, and the equipment that the electrostatic that can be prevented can damage connection, in addition shielded layer 3 exists
Occur the place being broken in production process, by the way that ground wire 6 is arranged, the continuity of shielded layer 3 can be kept.
Preferably, the sheath 5 uses PVC material, reduces cable damage situations, improves the safety coefficient of cable.
Traditional crossing skeleton is modified to the special isolation strip of a word by the utility model, is reduced and is solved core wire crosstalk problem
Technical difficulty, need to only be handled for the crosstalk problem between ipsilateral two pairs of core wires.In cabling process, on the one hand
Ipsilateral core wire spacing need to be controlled in reasonable range, on the other hand, appropriateness reduces and reasonably combined pair twist pitch, using exhausted
Edge layer even draws continuous annealing even to squeeze technology and pair twist automatically tracking tension technology, makes conducting wire diameter allowance control within 3um, core wire line footpath
Allowance control is within 5um, 99% or more concentricity, and pitch variation range is less than +/- 0.5MM, and two core wires release uniform tension in order,
Improve cable ACR stability, the crosstalk problem being further reduced ipsilateral two betweens of core wires.
Embodiment two
A kind of shielding communication cable using the special isolation strip of a word as shown in Figure 2 is logical in the shielding that embodiment 1 provides
Braiding layer 4 is increased on the basis of the news construction of cable, braiding layer 4 is set between shielded layer 3 and sheath 5, in detail, braiding layer
4 use tin plating web material, make the stable structure for coating outer layer, enhance anti-physical mechanicalness, increase anti-electromagnetic action.
Embodiment three
A kind of shielding communication cable using the special isolation strip of a word as shown in Figure 3 is logical in the shielding that embodiment 1 provides
Polyester belt 2 is increased on the basis of the news construction of cable, polyester belt 2 is set between cable core 1 and shielded layer 3, and the ground wire 6 is arranged
Between polyester belt 2 and shielded layer 3.Specifically, the polyester belt 2 uses PET material, since PET has excellent physical machine
Tool performance and electrical insulating property are still able to maintain its electrical property under high-temperature high-frequency, in addition its creep resistance, fatigue durability, rub resistance
Property, dimensional stability it is all fine, select PET material manufacture polyester belt 2, be conducive to improve cable structural soundness and performance
Stability.
Example IV
A kind of shielding communication cable using the special isolation strip of a word as shown in Figure 4 is logical in the shielding that embodiment 2 provides
Polyester belt 2 is increased on the basis of the news construction of cable, polyester belt 2, institute are additionally provided between the cable core 1 and the shielded layer 3
Ground wire 6 is stated to be set between polyester belt 2 and shielded layer 3.Specifically, the polyester belt 2 uses PET material, since PET is with excellent
Good physical mechanical property and electrical insulating property, is still able to maintain its electrical property under high-temperature high-frequency, in addition its creep resistance, endurance
Property, rub resistance, dimensional stability it is all fine, select PET material manufacture polyester belt 2, be conducive to improve cable stabilized structure
Property and stability.
Above-described embodiment is only the preferred embodiment of the utility model, not limits the protection model of the utility model according to this
It encloses, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by the protection of the utility model
Within the scope of.
Claims (10)
1. a kind of shielding communication cable using the special isolation strip of a word characterized by comprising
Cable core is separated into two isolation by cable core, including four pairs of core wires and the special isolation strip of a word, the special isolation strip of a word
Area is respectively arranged with two pairs of core wires in each isolated area, and each pair of core wire is twisted by two root unit core wires；
Outer layer is coated, the periphery of cable core is coated on, the cladding outer layer successively includes shielded layer and sheath, the screen from inside to outside
Layer is covered using aluminium foil material, and inside is additionally provided with ground wire.
2. the shielding communication cable according to claim 1 using the special isolation strip of a word, it is characterised in that: a word
Special isolation strip from top to bottom successively include the first polyester layer, the first mucigel, aluminium foil layer, the second mucigel, the second polyester layer,
First polyester layer is fixed on the upper surface of aluminium foil layer by the first mucigel, and second polyester layer passes through the second mucigel
It is fixed on the lower surface of aluminium foil layer.
3. the shielding communication cable according to claim 2 using the special isolation strip of a word, it is characterised in that: the first polyester
Layer, the first mucigel, aluminium foil layer, the second mucigel, the second polyester layer thickness be respectively 0.01mm, 0.005mm, 0.06mm,
0.005mm、0.01mm。
4. the shielding communication cable according to claim 2 or 3 using the special isolation strip of a word, it is characterised in that: described
First polyester layer is made of PE or PET；Second polyester layer is made of PE or PET.
5. the shielding communication cable according to claim 1 using the special isolation strip of a word, it is characterised in that: it is same every
Center spacing from two pairs of core wires in area is 0.3mm-0.5mm.
6. the shielding communication cable according to claim 1 using the special isolation strip of a word, it is characterised in that: the cable core
Polyester belt is additionally provided between the shielded layer, the ground wire is set between polyester belt and shielded layer.
7. the shielding communication cable according to claim 6 using the special isolation strip of a word, it is characterised in that: the polyester
Band is made of PET material.
8. the shielding communication cable according to claim 1 using the special isolation strip of a word, it is characterised in that: the shielding
Braiding layer is additionally provided between layer and the sheath, the braiding layer is made of magnalium silk screen or tin plating web material.
9. the shielding communication cable according to claim 1 using the special isolation strip of a word, it is characterised in that: the ground wire
It is made of tinned copper wire material.
10. the shielding communication cable according to claim 1 using the special isolation strip of a word, it is characterised in that: the shield
Set is made of PVC material or LSZH material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920553357.0U CN209674982U (en) | 2019-04-22 | 2019-04-22 | A kind of shielding communication cable using the special isolation strip of a word |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920553357.0U CN209674982U (en) | 2019-04-22 | 2019-04-22 | A kind of shielding communication cable using the special isolation strip of a word |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209674982U true CN209674982U (en) | 2019-11-22 |
Family
ID=68574457
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920553357.0U Active CN209674982U (en) | 2019-04-22 | 2019-04-22 | A kind of shielding communication cable using the special isolation strip of a word |
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| Country | Link |
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| CN (1) | CN209674982U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111091926A (en) * | 2020-02-09 | 2020-05-01 | 江苏宝翼通讯科技有限公司 | Eight-type wire and production process thereof |
-
2019
- 2019-04-22 CN CN201920553357.0U patent/CN209674982U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111091926A (en) * | 2020-02-09 | 2020-05-01 | 江苏宝翼通讯科技有限公司 | Eight-type wire and production process thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Jiaxing Haitang Electronics Co.,Ltd. Haitang Cable Branch Assignor: JIAXING HAITANG ELECTRONICS Co.,Ltd. Contract record no.: X2024330000662 Denomination of utility model: A shielded communication cable using a special isolation tape with a single letter Granted publication date: 20191122 License type: Common License Record date: 20240929 |