CN208478012U

CN208478012U - Power cable

Info

Publication number: CN208478012U
Application number: CN201821194824.7U
Authority: CN
Inventors: 李俊超; 戴连奇; 彭雄
Original assignee: ZHEJIANG ZHENGTAI CABLE CO Ltd
Current assignee: ZHEJIANG ZHENGTAI CABLE CO Ltd
Priority date: 2018-07-26
Filing date: 2018-07-26
Publication date: 2019-02-05
Anticipated expiration: 2028-07-26

Abstract

The utility model discloses a kind of power cables, comprising: several solid conductors, several interior insulation sheaths, liner layer, wire armouring, outer layer protective sleeve；Interior insulation sheath wraps up solid conductor and constitutes a conductor element；Several conductor elements are wrapped in inside by liner layer to constitute an entirety；Wire armouring is wrapped in the outside of liner layer；Outer layer protective sleeve is wrapped in the outside of wire armouring.It is beneficial in that and provides a kind of novel power cable.

Description

Power cable

Technical field

The utility model relates to a kind of cables.

Background technique

Common plastic power cable insulated wire cores appearance is that circle must to guarantee the appearance rounding property of finished cable A large amount of fillings must be inserted in the insulated wire cores gap in sheath, so that product increases materials demand, product price is promoted, and is produced Product itself also become heavier.

Summary of the invention

A kind of power cable, comprising: several solid conductors, several interior insulation sheaths, liner layer, wire armouring, outer layer Protective case；Interior insulation sheath wraps up solid conductor and constitutes a conductor element；Several conductor elements are wrapped in by liner layer Inside is to constitute an entirety；Wire armouring is wrapped in the outside of liner layer；Outer layer protective sleeve is wrapped in wire armouring It is external.

Further, the outer perimeter of the cross section of the perimeter and outer layer protective sleeve for the whole cross section that conductor element is constituted Ratio value range be 0.2-0.5.

Further, the value range of the ratio of the outer perimeter of the perimeter and outer layer protective sleeve of conductor element is 0.2-0.6.

Further, the value range of the ratio of the cross-sectional area of the cross-sectional area and power cable of single conductor element is 0.1-0.3。

Further, wire armouring includes multiple tinsels, and tinsel cross section is circle, tinsel it is straight The value range 0.03-0.09 of the ratio of the diameter of the cross section of diameter and power cable.

Further, the value range of the ratio of the quality of solid conductor and the quality of wire armouring is 0.4-0.8.

Further, the number of conductor element is even number, and is symmetrical arranged.

Further, conductor element is sector.

Further, wire armouring includes multiple tinsels, the number of the number and tinsel of conductor element Ratio is 0.01-0.1.

Further, wire armouring includes multiple tinsels, and tinsel cross section is circle, the diameter of wire Value range with the ratio of the thickness of liner layer is 0.8-1.1.

The utility model has the beneficial effect that

A kind of novel power cable.

Detailed description of the invention

Fig. 1 is a kind of schematic diagram of power cable of the utility model；

Fig. 2 is the schematic diagram of the conductor element of power cable in Fig. 1.

Power cable 10, conductor element 11, solid conductor 111, interior insulation sheath 112, liner layer 12, wire armouring 13, tinsel 131, outer layer protective sleeve 14.

Specific embodiment

As shown in Figure 1 to Figure 2, a kind of power cable 10, comprising: several solid conductors 111, several interior insulation sheaths 112, Liner layer 12, wire armouring 13, outer layer protective sleeve 14；Interior insulation sheath 112 wraps up solid conductor 111 and constitutes a conductor list Member 11；Several conductor elements 11 are wrapped in inside by liner layer 12 to constitute an entirety；Wire armouring 13 is wrapped in The outside of liner layer 12；Outer layer protective sleeve 14 is wrapped in the outside of wire armouring 13.

As a preferred embodiment, the perimeter and outer layer protective sleeve of the whole cross section that conductor element 11 is constituted The value range of the ratio of the outer perimeter of 14 cross section is 0.2-0.5.

As a preferred embodiment, the ratio of the outer perimeter of the perimeter of conductor element 11 and outer layer protective sleeve 14 Value range is 0.2-0.6.

As a preferred embodiment, the cross-sectional area of single conductor element 11 and the cross-sectional area of power cable 10 Ratio value range be 0.1-0.3.

As a preferred embodiment, wire armouring 13 includes multiple tinsels 131, tinsel 131 is horizontal Section is circle, the value range 0.03- of the ratio of the diameter of the cross section of the diameter and power cable 10 of tinsel 131 0.09。

As a preferred embodiment, the ratio of the quality of solid conductor 111 and the quality of wire armouring 13 Value range is 0.4-0.8.

As a preferred embodiment, the number of conductor element 11 is even number, and it is symmetrical arranged.

As a preferred embodiment, conductor element 11 is sector.

As a preferred embodiment, wire armouring 13 includes multiple tinsels 131, the number of conductor element 11 The ratio of the number of mesh and tinsel 131 is 0.01-0.1.

As a preferred embodiment, wire armouring 13 includes multiple tinsels 131, tinsel 131 is horizontal Section is circle, and the value range of the ratio of the thickness of the diameter and liner layer 12 of wire is 0.8-1.1.

The basic principles and main features and advantage of the utility model have been shown and described above.The technical staff of the industry It should be appreciated that above-described embodiment does not limit the utility model in any form, it is all by the way of equivalent substitution or equivalent transformation Technical solution obtained, all falls in the protection scope of the utility model.

Claims

1. a kind of power cable characterized by comprising

Several solid conductors, several interior insulation sheaths, liner layer, wire armouring, outer layer protective sleeve；

The interior insulation sheath wraps up the solid conductor and constitutes a conductor element；

Several described conductor elements are wrapped in inside by the liner layer to constitute an entirety；

The wire armouring is wrapped in the outside of the liner layer；

The outer layer protective sleeve is wrapped in the outside of the wire armouring.

2. power cable according to claim 1, it is characterised in that:

The ratio of the outer perimeter of the cross section of the perimeter and outer layer protective sleeve for the whole cross section that the conductor element is constituted The value range of value is 0.2-0.5.

3. power cable according to claim 1, it is characterised in that:

The value range of the ratio of the outer perimeter of the perimeter of the conductor element and the outer layer protective sleeve is 0.2-0.6.

4. power cable according to claim 1, it is characterised in that:

The value range of the ratio of the cross-sectional area of the cross-sectional area and power cable of the single conductor element is 0.1- 0.3。

5. power cable according to claim 1, it is characterised in that:

The wire armouring includes multiple tinsels, the tinsel cross section be circle, the tinsel it is straight The value range 0.03-0.09 of the ratio of the diameter of the cross section of diameter and the power cable.

6. power cable according to claim 1, it is characterised in that:

The value range of the ratio of the quality of the solid conductor and the quality of the wire armouring is 0.4-0.8.

7. power cable according to claim 1, it is characterised in that:

The number of the conductor element is even number, and is symmetrical arranged.

8. power cable according to claim 1, it is characterised in that:

The conductor element is sector.

9. power cable according to claim 1, it is characterised in that:

The wire armouring includes multiple tinsels, the ratio of the number of the conductor element and the number of the tinsel Value is 0.01-0.1.

10. power cable according to claim 1, it is characterised in that:

The wire armouring includes multiple tinsels, and the tinsel cross section is circle, the diameter of the wire Value range with the ratio of the thickness of the liner layer is 0.8-1.1.