CN207611626U - A kind of low loss and high strength coaxial cable - Google Patents
A kind of low loss and high strength coaxial cable Download PDFInfo
- Publication number
- CN207611626U CN207611626U CN201721796396.0U CN201721796396U CN207611626U CN 207611626 U CN207611626 U CN 207611626U CN 201721796396 U CN201721796396 U CN 201721796396U CN 207611626 U CN207611626 U CN 207611626U
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- Prior art keywords
- layer
- coaxial cable
- annulus
- cable
- high strength
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- 239000010410 layer Substances 0.000 claims abstract description 68
- 239000011229 interlayer Substances 0.000 claims abstract description 22
- 238000000576 coating method Methods 0.000 claims abstract description 10
- 239000011248 coating agent Substances 0.000 claims abstract description 9
- 230000010354 integration Effects 0.000 claims abstract description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- -1 Polyethylene Polymers 0.000 claims description 5
- 239000004698 Polyethylene Substances 0.000 claims description 5
- 229920000573 polyethylene Polymers 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 230000008520 organization Effects 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 description 8
- 230000008054 signal transmission Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 239000004020 conductor Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009954 braiding Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
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- Communication Cables (AREA)
Abstract
The utility model is related to coaxial cable field more particularly to a kind of low loss and high strength coaxial cables.It includes inner wire successively from inside to outside, insulating layer, shielded layer and restrictive coating, 23 layers of drop interlayer extended along coaxial cable axis direction are provided in the insulating layer, every layer of annulus for dropping interlayer and including coaxial with cable, and evenly arranged multiple semicircular rings on the outside of annulus, every layer of semicircular ring dropped in interlayer and annulus are that integration connects.A kind of low loss and high strength coaxial cable of the utility model, increases the voidage in insulating layer, reduces dielectric constant, while the support strength of the hollow gap structure of insulating layer increases, and the compressive resistance ability of cable is made to increase.
Description
Technical field
The utility model is related to coaxial cable field more particularly to a kind of low loss and high strength coaxial cables.
Background technology
Coaxial cable is mainly used in electronic communication equipment, the rf transmitter unit of radio communications system, building cabling
And distribution and the access net of cable television network (abbreviation CATV), it is compared with twisted-pair feeder, the strong antijamming capability of coaxial cable, screen
Cover that performance is good, transmission data is stable, price is also cheap, and it does not have to be connected on hub or switch i.e. usable, institute
To be widely used because of the multimedia transmission performance of its broadband, high-speed.
With the development of the communications industry, the requirement to coaxial cable is higher and higher, for example requires in signals transmission,
It is required that coaxial cable has the characteristics that low-loss, compressive resistance, phase stabilization.The structure of coaxial cable generally comprises wraps from inside to outside
Include center conductor, insulating layer, shielded layer and restrictive coating.Currently, in the prior art, it, will in order to reduce the loss of coaxial cable
Cavity is set as in insulating layer, since the dielectric constant of insulating materials is generally higher than 2, and the dielectric constant of air is approximation 1, this
Kind frame mode can significantly reduce the relative dielectric constant of insulating layer, reduce the loss of coaxial cable, but existing
This structure in, although effectively reducing the loss of coaxial cable, coaxial cable bearing the external world compared with noticeable effort
When, make cable bend, distortion, the signal of cable transmission is made to be damaged in transmission process.
Utility model content
The purpose of this utility model is that：For above-mentioned coaxial cable dielectric constant reduce when, so that cable strength is reduced,
Coaxial cable is influenced during signal transmission the problem of loss of signal, and it is same that the utility model provides a kind of low loss and high strength
Shaft cable.
The technical solution adopted in the utility model is as follows：A kind of low loss and high strength coaxial cable, is wrapped successively from inside to outside
Inner wire, insulating layer, shielded layer and restrictive coating are included, layer 2-3 is provided in the insulating layer and is prolonged along coaxial cable axis direction
The drop interlayer stretched, every layer of drop interlayer includes the annulus coaxial with cable, and on the outside of annulus it is evenly arranged multiple
Semicircular ring, every layer of semicircular ring dropped in interlayer and annulus are that integration connects.
The drop interlayer that layer 2-3 extends along coaxial cable axis direction, every layer of drop are provided in the insulating layer of the utility model
Interlayer includes the semicircular ring on annulus and annulus, the cavity between semicircular ring and annulus, and the opposite and prior art increases electricity
Voidage in cable greatly reduces the relative dielectric constant of insulating layer, reduces the loss of coaxial cable, while dropping interlayer
Tangent between semicircular ring and the annulus of adjacent drop interlayer, the structure of semicircular ring increases the support of cavity between semicircular ring and annulus
Intensity can increase the pressure capacity of cable, prevent cable when bearing extraneous larger pressure, make cable bend or torsion
Song keeps the signal transmission of cable impaired.
Further, the radius of the semicircular ring is 1-1.5mm, and the thickness of the semicircular ring is 0.15mm, the annulus
Thickness be 0.15-0.25mm.
Further, it is cavity in every layer of drop interlayer, between adjacent semicircular ring.The voidage of cable can be increased,
Reduce the relative dielectric constant of insulating layer.
Further, the inner wire is copper clad aluminum inner wire.Copper-clad aluminum conductor has electric conductivity identical with pure copper wire,
Reduce the manufacturing cost of cable.
Further, the insulating layer is polyethylene layer.The fluctuation of the dielectric constant of polyethylene is smaller, low-loss, by it
The stability of manufactured cable is good, and transmission effect is good.
Further, the shielded layer is outer organization level, and the restrictive coating is armour layer.Armour layer by metal material system
At effectively raising the stability and durability of the structure of cable.
In conclusion by adopting the above-described technical solution, the utility model has the beneficial effects that：The utility model increases
Voidage in insulating layer reduces dielectric constant, while the support strength of insulating layer hollow gap structure increases, and makes cable
Compressive resistance ability increase, while inner wire be copper clad aluminum inner wire, ensure information transmission process in, reduce cable at
This；The shielded layer of cable is outer organization level, and restrictive coating is armour layer, and braiding layer and armour layer increase the support strength of cable,
It ensure that the signal transmission of cable.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram in the section of low loss and high strength coaxial cable of the utility model；
In figure label for：1- inner wires；2- insulating layers；3- shielded layers；4- restrictive coatings；5- annulus；6- semicircular rings；7- drops are situated between
Layer.
Specific implementation mode
All features disclosed in this specification can be with any other than mutually exclusive feature and/or step
Mode combines.
It elaborates to the present invention with reference to figure.
Embodiment 1
As shown in Figure 1, a kind of low loss and high strength coaxial cable, includes inner wire 1, insulating layer 2, screen successively from inside to outside
Layer 3 and restrictive coating 4 are covered, is provided with the drop interlayer 7 that layer 2-3 extends along coaxial cable axis direction in the insulating layer 2, every layer
The annulus 5 for dropping interlayer 7 and including coaxial with cable, and evenly arranged multiple semicircular rings 6 on the outside of annulus 5, every layer
Semicircular ring 6 and annulus 5 in the drop interlayer 7 are that integration connects.
The drop interlayer 7 that layer 2-3 extends along coaxial cable axis direction is provided in the insulating layer 2 of the utility model, drop is situated between
Layer 7 includes the semicircular ring 6 on annulus 5 and annulus 5, the cavity between semicircular ring 6 and annulus 5, the opposite and prior art, this reality
Voidage with novel insulating layer 2 is 60-85%, increases the voidage in cable.Greatly reduce the opposite of insulating layer 2
Dielectric constant, it is 1.10-1.50 to make the dielectric constant of insulating layer 2, reduces the loss of coaxial cable, while dropping the half of interlayer 7
Tangent between annulus 6 and the annulus 5 of adjacent drop interlayer 7, the structure of semicircular ring 6 increases cavity between semicircular ring 6 and annulus 5
Support strength can increase the pressure capacity of cable, prevent cable when bearing extraneous larger pressure, make cable bend or
Distortion keeps the signal transmission of cable impaired.The radius of semicircular ring 6 is 1-1.5mm simultaneously, and the thickness of semicircular ring 6 is 0.15mm, circle
The thickness of ring 5 is 0.15-0.25mm.
Embodiment 2
It is cavity in every layer of drop interlayer 7, between adjacent semicircular ring 6 based on embodiment 1.The sky of cable can be increased
Gap rate reduces the relative dielectric constant of insulating layer 2.
Embodiment 3
Based on embodiment 1, the inner wire 1 is copper clad aluminum inner wire.Copper-clad aluminum conductor has conduction identical with pure copper wire
Performance reduces the manufacturing cost of cable.
Embodiment 4
Based on embodiment 1, the insulating layer 2 is polyethylene layer.The fluctuation of the dielectric constant of polyethylene is smaller, low-loss,
The stability for the cable being made from it is good, and transmission effect is good.
Embodiment 5
Based on embodiment 1, the shielded layer 3 is outer organization level, and the restrictive coating 4 is armour layer.Armour layer by metal
Material is made, and effectively raises the stability and durability of the structure of cable.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
All any modification, equivalent and improvement etc., should be included in the utility model made by within the spirit and principle of utility model
Protection domain within.
Claims (6)
1. a kind of low loss and high strength coaxial cable includes inner wire (1), insulating layer (2), shielded layer (3) successively from inside to outside
And restrictive coating (4), it is characterised in that：It is provided with the drop that layer 2-3 extends along coaxial cable axis direction in the insulating layer (2)
Interlayer (7), every layer of annulus (5) for dropping interlayer (7) and including coaxial with cable, and the uniformly arrangement on the outside of annulus (5)
Multiple semicircular rings (6), semicircular ring (6) and annulus (5) in every layer of drop interlayer (7) are integration connection.
2. a kind of low loss and high strength coaxial cable according to claim 1, it is characterised in that：The semicircular ring (6)
Radius is 1-1.5mm, and the thickness of the semicircular ring (6) is 0.15mm, and the thickness of the annulus (5) is 0.15-0.25mm.
3. a kind of low loss and high strength coaxial cable according to claim 1, it is characterised in that：Every layer of drop interlayer
(7) it is cavity in, between adjacent semicircular ring (6).
4. a kind of low loss and high strength coaxial cable according to claim 1, it is characterised in that：The inner wire (1) is
Copper clad aluminum inner wire.
5. a kind of low loss and high strength coaxial cable according to claim 1, it is characterised in that：The insulating layer (2) is
Polyethylene layer.
6. a kind of low loss and high strength coaxial cable according to claim 1, it is characterised in that：The shielded layer (3) is
Outer organization level, the restrictive coating (4) are armour layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721796396.0U CN207611626U (en) | 2017-12-20 | 2017-12-20 | A kind of low loss and high strength coaxial cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721796396.0U CN207611626U (en) | 2017-12-20 | 2017-12-20 | A kind of low loss and high strength coaxial cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207611626U true CN207611626U (en) | 2018-07-13 |
Family
ID=62799475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721796396.0U Expired - Fee Related CN207611626U (en) | 2017-12-20 | 2017-12-20 | A kind of low loss and high strength coaxial cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207611626U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109448901A (en) * | 2018-10-10 | 2019-03-08 | 江苏源达线缆科技有限公司 | Loss coaxial cables |
| CN112768123A (en) * | 2020-12-30 | 2021-05-07 | 叶仕耀 | High-low temperature impact-resistant new energy coaxial cable |
-
2017
- 2017-12-20 CN CN201721796396.0U patent/CN207611626U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109448901A (en) * | 2018-10-10 | 2019-03-08 | 江苏源达线缆科技有限公司 | Loss coaxial cables |
| CN112768123A (en) * | 2020-12-30 | 2021-05-07 | 叶仕耀 | High-low temperature impact-resistant new energy coaxial cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200429 Address after: No.76 Nongke South Road, Xiaodian District, Taiyuan City, Shanxi Province Patentee after: Shanxi rongjinyuan Photoelectric Technology Co.,Ltd. Address before: 450000, No. 2, building No. 19, No. 18, Hui Bao garden, Dongfeng Road, Jinshui District, Zhengzhou, Henan Patentee before: ZHENGZHOU QINGYUN ELECTRONIC TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180713 |
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| CF01 | Termination of patent right due to non-payment of annual fee |