CN205900152U - Star hank symmetrical cable - Google Patents

Star hank symmetrical cable Download PDF

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Publication number
CN205900152U
CN205900152U CN201620928813.1U CN201620928813U CN205900152U CN 205900152 U CN205900152 U CN 205900152U CN 201620928813 U CN201620928813 U CN 201620928813U CN 205900152 U CN205900152 U CN 205900152U
Authority
CN
China
Prior art keywords
skeleton
star quad
balanced cable
quad stranding
cable according
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201620928813.1U
Other languages
Chinese (zh)
Inventor
黄堃
何建
李克坚
彭媛
张磊
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CHENGDU DATANG CABLE Co Ltd
Original Assignee
CHENGDU DATANG CABLE Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by CHENGDU DATANG CABLE Co Ltd filed Critical CHENGDU DATANG CABLE Co Ltd
Priority to CN201620928813.1U priority Critical patent/CN205900152U/en
Application granted granted Critical
Publication of CN205900152U publication Critical patent/CN205900152U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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  • Communication Cables (AREA)

Abstract

The utility model relates to a star hank symmetrical cable, including many insulated conductors, star hank symmetrical cable still include the skeleton of seting up a plurality of recesses on the surface, wrap up in the skeleton on the surrounding layer, the recess along the length direction of skeleton extend, insulated conductors draw in in the recess in. The utility model discloses a set up insulated conductors in the recess of skeleton, guaranteed that insulated conductors is at the inside structural stability of cable, the utility model discloses a cable has that transmission performance is good, shielding efficiency is high, the interference killing feature is strong, and the construction is nimble convenient and have advantages such as better anti side pressure, stretch -proofing and bending property.

Description

A kind of star quad stranding balanced cable
Technical field
This utility model belongs to communication field and in particular to a kind of star quad stranding balanced cable.
Background technology
In prior art, such as Authorization Notice No. is cn2817000y, and authorized announcement date is in September, 2006 cable of 13 days, This cable core is to set the three-layer co-extruded polyethylene foamed insulated with material layer of skin-bubble-skin on conductor, and cable is provided with multigroup carrying To group, every group of twisted pair wire is provided with band to being provided with drainage thread, cable core to the diagonal of pair twist screen layer, sets gradually on band Total screen layer and external sheath layer.The cable of prior art has that internal structure is unstable.
Utility model content
Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art, provides a kind of cable internal structure Stable star quad stranding balanced cable.
For solving above technical problem, this utility model adopts the following technical scheme that
A purpose of the present utility model is to provide a kind of star quad stranding balanced cable, including many insulated single wires, described star Twist balanced cable and also include offering the skeleton of multiple grooves, the surrounding layer being wrapped on described skeleton on outer surface, described Groove extend along the length direction of described skeleton, described insulated single wire draws in described groove.
Preferably, described skeleton is in cylinder.
It is highly preferred that described multiple grooves are uniformly distributed along the exterior periphery of described skeleton.
Preferably, described groove has curved bottom surface, and the portion perimeter face of described insulated single wire with described The bottom surface phase of groove be adjacent to.
It is highly preferred that the cross section semicircular in shape of described groove.
It is highly preferred that the section of described groove is gradually reduced from opening to bottom surface.
Preferably, the material of described skeleton is Low Density Polyethylene.
Preferably, described insulated single wire has 6 ~ 8.
Preferably, the angle that the tangent line of described groove two edges is formed is 15 ~ 60 °.
According to a specific embodiment of the present utility model, described insulated single wire include conductor, be wrapped in described The insulating barrier of conductive surface, spiral winding be wrapped on described insulating barrier aluminium foil layer, the volume being arranged on described aluminium foil layer Knit screen layer.
Preferably, described insulating barrier adopts skin-bubble-skin three-decker, and wherein, the material of endodermiss is low density polyethylene Alkene, its thickness is 0.02 ~ 0.04mm;The material of exodermiss is thermoplastic elastomer (TPE), and its thickness is 0.04 ~ 0.06mm;Froth bed Material be high density polyethylene (HDPE), its foam degrees be not less than 50%.
Preferably, described woven shield adopts thickness of coating to be not less than 45 microns of silver-plated circular copper wire, described aluminum The metal covering of layers of foil is towards described woven shield.
According to a specific embodiment of the present utility model, described star quad stranding balanced cable also includes being arranged on described The steel strand wires of frame center.
According to a specific embodiment of the present utility model, described surrounding layer includes being wrapped on described skeleton Belting layer, the steel belt layer being arranged on described belting layer, the restrictive coating being arranged on described steel belt layer.
Preferably, described belting layer adopts polyester band, and described steel belt layer is not less than 1.1 bundle using bundle stricture of vagina coefficient Stricture of vagina steel band, described restrictive coating adopts medium density polyethylene protective cover material.
Due to the enforcement of technique scheme, this utility model compared with prior art has the advantage that
This utility model is by being arranged in the groove of skeleton insulated single wire it is ensured that insulated single wire is within cable Structural stability;Cable of the present utility model has that transmission performance is good, shield effectiveness is high, strong antijamming capability, construction flexibly side Just and there is preferable lateral pressure resistant, stretch-proof and bending property.
Brief description
Accompanying drawing 1 is structural representation of the present utility model;
Wherein: 1, steel strand wires;2nd, skeleton;21st, groove;3rd, conductor;4th, insulating barrier;5th, aluminium foil layer;6th, woven shield;7、 Belting layer;8th, steel belt layer;9th, restrictive coating.
Specific embodiment
With reference to specific embodiment, the utility model is described in more detail, but this utility model is not limited to Following examples.
As shown in Figure 1, a kind of star quad stranding balanced cable, offers multiple grooves including on many insulated single wires, outer surface 21 skeleton 2, the surrounding layer being wrapped on skeleton 2, groove 21 along skeleton 2 length direction extend, insulated single wire draw in In groove 21.Skeleton 2 can be in cuboid, cylinder, gengon etc., and preferably skeleton 2 is in cylinder.
For the structural stability within preferably ensureing insulated single wire in cable, the groove 21 in the present embodiment has and is in The bottom surface of arc, and the portion perimeter face of insulated single wire is adjacent to the bottom surface phase of groove 21.
For the ease of drawing in groove 21 insulated single wire in, the section of groove 21 is gradually reduced from opening to bottom surface, excellent Selection of land, the cross section semicircular in shape of groove 21.
The material of skeleton 2 is Low Density Polyethylene (ldpe), and skeleton 2 formed by mould extrusion molding, multiple grooves 21 along The exterior periphery of skeleton 2 is uniformly distributed, and the angle α that the tangent line of groove 21 two edges is formed is 15 ~ 60 °.Insulated single wire has 6 ~ 8 Root, the insulated single wire of the present embodiment is 8, and groove 21 also has 8, and the angle α that the tangent line of groove 21 two edges is formed is 30°.
In order to improve the capacity of resisting disturbance of cable, insulated single wire include conductor 3, the insulating barrier 4 being wrapped in conductor 3 surface, Spiral winding be wrapped on insulating barrier 4 aluminium foil layer 5, the woven shield 6 being arranged on aluminium foil layer 5.
In order to reduce the pad value of cable, insulating barrier 4 adopts skin-bubble-skin three-decker, and wherein, the material of endodermiss is Low Density Polyethylene (ldpe), its thickness is 0.02 ~ 0.04mm, preferably 0.03mm;The material of exodermiss is thermoplastic elastic Body (tpe), its thickness is 0.04 ~ 0.06mm, preferably 0.05mm;The material of froth bed is high density polyethylene (HDPE) (hdpe), its Foam degrees are not less than 50%.
In the present embodiment, woven shield 6 adopts the silver-plated circular copper wire that thickness of coating is not less than 45 microns, aluminium foil layer 5 Metal covering is towards woven shield 6.
In order to improve the tensile resistance of cable, star quad stranding balanced cable also includes being arranged on the steel strand wires 1 at skeleton 2 center.
In order to improve compressive property and the bending property of cable, belting layer 7 that surrounding layer includes being wrapped on skeleton 2, set The steel belt layer 8 being placed on belting layer 7, the restrictive coating 9 being arranged on steel belt layer 8.Belting layer 7 adopts polyester band, and steel belt layer 8 is adopted With pricking the bundle stricture of vagina steel band that stricture of vagina coefficient is not less than 1.1, restrictive coating 9 adopts medium density polyethylene protective cover material, and the color of restrictive coating 9 is preferred For black, other colors are also feasible certainly.
Above this utility model is described in detail, its object is to make the personage's energy being familiar with this art much of that Solve content of the present utility model and be carried out, protection domain of the present utility model can not be limited with this, and this utility model It is not limited to the above embodiments, all equivalence changes made according to spirit of the present utility model or modification, all should cover Within protection domain of the present utility model.

Claims (10)

1. a kind of star quad stranding balanced cable, including many insulated single wires it is characterised in that: described star quad stranding balanced cable also includes outer The skeleton (2) of multiple grooves (21), the surrounding layer being wrapped on described skeleton (2) offered on surface, described groove (21) extend along the length direction of described skeleton (2), described insulated single wire draws in described groove (21).
2. star quad stranding balanced cable according to claim 1 it is characterised in that: described groove (21) has curved bottom Face, and the portion perimeter face of described insulated single wire is adjacent to the bottom surface phase of described groove (21).
3. star quad stranding balanced cable according to claim 2 it is characterised in that: described skeleton (2) be in cylinder, described The cross section semicircular in shape of groove (21).
4. star quad stranding balanced cable according to claim 2 it is characterised in that: the section of described groove (21) from opening to Bottom surface is gradually reduced.
5. star quad stranding balanced cable according to claim 1 it is characterised in that: the material of described skeleton (2) be low-density Polyethylene.
6. star quad stranding balanced cable according to claim 1 it is characterised in that: described insulated single wire has 6 ~ 8.
7. star quad stranding balanced cable according to claim 1 it is characterised in that: described insulated single wire include conductor (3), bag Be wrapped in the described insulating barrier (4) on conductor (3) surface, aluminium foil layer (5) that spiral winding is wrapped on described insulating barrier (4), setting Woven shield (6) on described aluminium foil layer (5);Described surrounding layer includes the bag being wrapped on described skeleton (2) Belt (7), the steel belt layer (8) being arranged on described belting layer (7), the restrictive coating being arranged on described steel belt layer (8) (9).
8. star quad stranding balanced cable according to claim 7 it is characterised in that: described insulating barrier (4) adopt skin-bubble-skin Three-decker, wherein, the material of endodermiss is Low Density Polyethylene, and its thickness is 0.02 ~ 0.04mm;The material of exodermiss is heat Thermoplastic elastic, its thickness is 0.04 ~ 0.06mm;The material of froth bed is high density polyethylene (HDPE), and its foam degrees is not less than 50%.
9. star quad stranding balanced cable according to claim 7 it is characterised in that: described woven shield (6) adopts coating Thickness is not less than 45 microns of silver-plated circular copper wire, the metal covering of described aluminium foil layer (5) towards described woven shield (6), Described belting layer (7) adopts polyester band, and described steel belt layer (8) is not less than 1.1 bundle stricture of vagina steel band, institute using bundle stricture of vagina coefficient The restrictive coating (9) stated adopts medium density polyethylene protective cover material.
10. star quad stranding balanced cable according to claim 1 it is characterised in that: described star quad stranding balanced cable also includes setting Put the steel strand wires (1) at described skeleton (2) center.
CN201620928813.1U 2016-08-24 2016-08-24 Star hank symmetrical cable Expired - Fee Related CN205900152U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620928813.1U CN205900152U (en) 2016-08-24 2016-08-24 Star hank symmetrical cable

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620928813.1U CN205900152U (en) 2016-08-24 2016-08-24 Star hank symmetrical cable

Publications (1)

Publication Number Publication Date
CN205900152U true CN205900152U (en) 2017-01-18

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Country Status (1)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106098211A (en) * 2016-08-24 2016-11-09 成都大唐线缆有限公司 A kind of star quad stranding balanced cable
CN107819179A (en) * 2017-12-07 2018-03-20 四川九洲线缆有限责任公司 A kind of microlight-type low-loss phase-stable phase radio-frequency cable

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106098211A (en) * 2016-08-24 2016-11-09 成都大唐线缆有限公司 A kind of star quad stranding balanced cable
CN107819179A (en) * 2017-12-07 2018-03-20 四川九洲线缆有限责任公司 A kind of microlight-type low-loss phase-stable phase radio-frequency cable

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170118

Termination date: 20210824

CF01 Termination of patent right due to non-payment of annual fee