CN216697914U

CN216697914U - Multichannel resistance to compression type wire and cable

Info

Publication number: CN216697914U
Application number: CN202123261189.4U
Authority: CN
Inventors: 孙明伟
Original assignee: Liaoning Yixin Wire And Cable Manufacturing Co ltd
Current assignee: Liaoning Yixin Wire And Cable Manufacturing Co ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-06-07
Anticipated expiration: 2031-12-23

Abstract

The utility model provides a multi-channel compression-resistant wire cable which comprises a main body, wherein the main body consists of a wear-resistant protective layer, a woven layer, a foam layer, an insulating layer, a bracket, a fixed layer and a plurality of cable core groups, the outer side of the wear-resistant protective layer is provided with a plurality of grooves, the inner part of the wear-resistant protective layer is abutted against the weaving layer, the inner part of the woven layer is abutted against the foam layer, the inner part of the foam layer is abutted against the insulating layer, a plurality of partition plates which are arranged in a circumferential manner are arranged on the outer side of the bracket, the inner part of the insulating layer is abutted against the plurality of partition plates, the plurality of separators and the insulating layer are separated into a plurality of placing channels, a plurality of cable cores are arranged in the cable core group, the fixing layer is located the outside of cable core group, the support center be provided with cable core group shape assorted place the hole, the cable core group is located a plurality of passageways of placing and places downtheholely.

Description

Multichannel resistance to compression type wire and cable

Technical Field

The utility model belongs to the technical field of cable equipment, and particularly relates to a multi-channel compression-resistant wire cable.

Background

The cable is usually a cable similar to a rope formed by twisting several or several groups of wires (at least two in each group), each group of wires are insulated from each other and usually twisted around a center, the whole outer surface is wrapped with a highly insulated covering layer, and a plurality of cables are erected in the air or installed underground or underwater for telecommunication or power transmission.

Most of the existing electric wires and cables are arranged under the ground, and the conductivity is easily influenced by the external temperature; meanwhile, when the pressure applied underground is large, the internal cable cores can be mutually extruded, the external pressure is internally extruded, the internal damage of the electric wire and the electric cable is easily caused, and finally the damage condition is generated; in addition, the outer layer of the cable is almost made of rubber and plastic materials except for the inner lead, so that the cable has certain toughness and elasticity but has no good pressure resistance, and when the cable is locally subjected to large pressure, the outer layer is easy to cause indentation, even breaks the inner lead, and influences the service life of the cable.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the background art, the utility model provides a multi-channel compression-resistant wire cable.

The utility model provides a multichannel compression-resistant wire cable, which comprises a main body and is characterized in that: the main part comprises wear-resisting inoxidizing coating, weaving layer, foam blanket, insulating layer, support, fixed bed and a plurality of cable core group, the wear-resisting inoxidizing coating outside is provided with a plurality of recesses, the inside and weaving layer counterbalance setting of wear-resisting inoxidizing coating, the inside and foam blanket counterbalance setting of weaving layer, the inside and insulating layer counterbalance setting of foam blanket, the support outside is provided with a plurality of baffles that are the circumference and arranges, the inside and a plurality of baffles counterbalance setting of insulating layer, a plurality of baffles are separated out a plurality of passageways of placing with the insulating layer, cable core in situ is provided with a plurality of cable cores, the fixed bed is located the outside of cable core group, the support center be provided with cable core group shape assorted place the hole, the cable core group is located a plurality of passageways of placing and places downtheholely.

The wear-resistant protective layer is made of modified polypropylene.

The braided layer is made of nylon braided wires.

The insulating layer is a ceramic insulating layer.

The grooves are located on the outer side of the wear-resistant protective layer and are arranged in a circumferential array mode.

Contact plates are arranged at the positions where the plurality of partition plates abut against the insulating layer, and the shapes of the contact plates are matched with those of the inner sides of the insulating layer.

The fixed layer is tangent to a plurality of side surfaces of the placing channel, and the inside of the fixed layer is abutted to the cable core group.

And the single cable core group in the plurality of cable core groups is formed by rotating and winding a plurality of cable cores.

The utility model has the beneficial effects that: the wire and cable can isolate the temperature to a certain extent through the braid layer, the foam layer and the insulating layer, and the influence of the temperature on the wire and cable is reduced; the support and the partition plates are arranged in the wire cable, so that a plurality of placing channels are formed in the wire cable, and the wire cable can be supported by the support to reduce the extrusion of an inner cable core when the wire cable is subjected to pressure, and prevent the inner cable from being damaged; through the wear-resistant protection layer of modified polypropylene ethylene material and the plurality of recesses that set up on the wear-resistant protection layer, be favorable to decomposing the pressure that wear-resistant protection layer surface received, prevent to cause the indentation on the surface of wear-resistant protection layer to prevent this wire and cable's fracture through the weaving layer.

Drawings

Fig. 1 is a structural view of a multi-channel compression-resistant wire cable according to the present invention.

(1, main body; 2, wear-resistant protective layer; 3, woven layer; 4, foam layer; 5, insulating layer; 6, support; 7, fixing layer; 8, cable core group; 9, grooves; 10, partition boards; 11, placing channels; 12, cable cores; 13, placing holes; 14, contact board)

Detailed Description

The utility model is further described below with reference to the accompanying drawings:

referring to fig. 1, the utility model provides a multi-channel compression-resistant electric wire cable, which comprises a main body 1, wherein the main body 1 is composed of a wear-resistant protective layer 2, a braided layer 3 and a foam layer 4, insulating layer 5, support 6, fixed layer 7 and a plurality of cable core group 8 constitute, the 2 outsides of wear-resisting inoxidizing coating are provided with a plurality of recesses 9, the inside 3 offsets settings with the weaving layer of wear-resisting inoxidizing coating 2, 3 inside offsets the setting with foam layer 4 of weaving layer, foam layer 4 is inside offsets the setting with insulating layer 5, the 6 outsides of support are provided with a plurality of baffles 10 that are the circumference and arrange, 5 inside offsets the setting with a plurality of baffles 10 of insulating layer, a plurality of baffles 10 separate out a plurality of passageways 11 of placing with insulating layer 5, be provided with a plurality of cable cores 12 in the cable core group 8, fixed layer 7 is located the outside of cable core group 8, support 6 center is provided with places hole 13 with cable core group 8 shape assorted, cable core group 8 is located a plurality of passageways 11 of placing and places in hole 13.

The wear-resistant protective layer 2 is made of modified polypropylene.

The braided wire used for the braided layer 3 is made of nylon.

The insulating layer 5 is a ceramic insulating layer.

A plurality of recesses 9 are located the outside of wear-resistant protective layer 2 and are the circumference array and arrange.

Contact plates 14 are arranged at the contact positions of the plurality of partition plates 10 and the insulating layer 5, and the contact plates 14 are matched with the shape of the inner side of the insulating layer 5.

The fixed layer 7 is tangent to a plurality of side surfaces of the placing channel, and the inside of the fixed layer 7 is propped against the cable core group 8.

The single conductor set in the plurality of conductor sets 8 is formed by the rotary winding of the plurality of conductor cores 12.

For the convenience of understanding the technical solutions of the present invention, the following detailed description will be made on the working principle or the operation mode of the present invention in the practical process.

When the electric wire and cable is used, the temperature can be isolated to a certain extent through the braided layer 3, the foam layer 4 and the insulating layer 5, and the influence of the temperature on the electric wire and cable is reduced; the support 6 and the plurality of partition plates 10 are arranged in the electric wire cable, so that a plurality of placing channels 11 are formed in the electric wire cable, the electric wire cable can be supported by the support 6, the plurality of partition plates 10 and the contact plate 14, the extrusion of an inner cable core when the electric wire cable is stressed is reduced, the inner part is prevented from being damaged, and the plurality of cable cores 12 in the inner part can be fixed by the fixing layer 7, so that the electric wire cable is prevented from being dispersed in the electric wire cable and being extruded; the wear-resistant protective layer 2 made of the modified polypropylene material and the plurality of grooves 9 formed in the wear-resistant protective layer 2 are beneficial to decomposing pressure applied to the surface of the wear-resistant protective layer 2, so that indentation on the surface of the wear-resistant protective layer 2 is prevented, and the wire and cable are prevented from being broken through the braided layer 3; in addition, when electric leakage occurs in the cable, the internal current can be effectively prevented from leaking out through the insulating layer 5 made of the ceramic material, and the harm of electric leakage is reduced.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiments shown in the detailed description are only one of the embodiments of the present invention, and the actual configuration is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. A multichannel resistance to compression type electric wire cable, includes main part (1), its characterized in that: the cable core assembly is characterized in that the main body (1) comprises a wear-resistant protective layer (2), a weaving layer (3), a foam layer (4), an insulating layer (5), a support (6), a fixing layer (7) and a plurality of cable core assemblies (8), a plurality of grooves (9) are formed in the outer side of the wear-resistant protective layer (2), the inner portion of the wear-resistant protective layer (2) is abutted to the weaving layer (3), the inner portion of the weaving layer (3) is abutted to the foam layer (4), the inner portion of the foam layer (4) is abutted to the insulating layer (5), a plurality of partition plates (10) which are circumferentially arranged are arranged on the outer side of the support (6), the inner portion of the insulating layer (5) is abutted to the plurality of partition plates (10), the plurality of placing channels (11) are separated from the insulating layer (5), a plurality of cable cores (12) are arranged in the cable core assemblies (8), and the fixing layer (7) is positioned on the outer side of the cable core assemblies (8), the cable core group is characterized in that a placing hole (13) matched with the cable core group (8) in shape is formed in the center of the support (6), and the cable core group (8) is located in the placing channels (11) and the placing hole (13).

2. The multi-channel compression-resistant electric wire cable of claim 1, wherein: the wear-resistant protective layer (2) is made of modified polypropylene.

3. The multi-channel compression-resistant electric wire cable of claim 1, wherein: the braided wire used by the braided layer (3) is made of nylon.

4. The multi-channel compression-resistant electric wire cable of claim 1, wherein: the insulating layer (5) is a ceramic insulating layer.

5. The multi-channel compression-resistant electric wire cable of claim 1, wherein: the grooves (9) are arranged on the outer side of the wear-resistant protective layer (2) in a circumferential array mode.

6. The multi-channel compression-resistant electric wire cable of claim 1, wherein: contact plates (14) are arranged at the positions where the partition plates (10) abut against the insulating layer (5), and the shapes of the contact plates (14) are matched with the shapes of the inner sides of the insulating layer (5).

7. The multi-channel compression-resistant electric wire cable of claim 1, wherein: the fixing layer (7) is tangent to a plurality of side faces of the placing channel, and the inside of the fixing layer (7) is abutted to the cable core group (8).

8. The multi-channel compression-resistant electric wire cable of claim 1, wherein: the single cable core group in the plurality of cable core groups (8) is formed by rotating and winding a plurality of cable cores (12).