CN217157766U

CN217157766U - Resistance to compression formula extensible cable

Info

Publication number: CN217157766U
Application number: CN202220421921.5U
Authority: CN
Inventors: 王立人; 胡继烈; 叶林
Original assignee: Chengdu Bada Connector Co ltd
Current assignee: Chengdu Bada Connector Co ltd
Priority date: 2022-03-01
Filing date: 2022-03-01
Publication date: 2022-08-09
Anticipated expiration: 2032-03-01

Abstract

The utility model belongs to the technical field of the cable, especially, the extensible cable of resistance to compression formula, it is general to conventional cable compressive property, can not satisfy the construction demand of burying underground and underwater, take place the breakage easily under the high-pressure condition, the problem of the security of using has been reduced, the following scheme is proposed at present, it includes the cable body, the cable body includes the sinle silk, the outside fixedly connected with protective layer of sinle silk, the outside fixedly connected with shielding layer of protective layer, the outside fixedly connected with articulamentum of shielding layer, the outside fixedly connected with enhancement layer of articulamentum, the outside fixedly connected with elastic layer of enhancement layer, the outside fixedly connected with insulating layer of elastic layer, the outside fixedly connected with extexine of insulating layer. The utility model discloses a compressive layer and the armor that set up promote cable crushing resistance to it alleviates the mud of assaulting to promote the cable through elastic layer, buffer layer and the flexile filler that sets up in, thereby guaranteed the durability of cable under high-voltage environment.

Description

Resistance to compression formula extensible cable

Technical Field

The utility model relates to the technical field of cables, especially, relate to an extensible cable of resistance to compression formula.

Background

The power cable is used for transmitting and distributing electric energy, and is commonly used for urban underground power grids, power station leading-out lines, power supply inside industrial and mining enterprises and power transmission lines under river-crossing seawater. In the power lines, the cable is increasing in specific gravity. Power cables are cable products used in the trunk lines of power systems to transmit and distribute high power electrical energy, including power cables of various voltages of 1KV and above.

The conventional cable has general compression resistance, cannot meet the construction requirements of being buried underground and underwater, is easy to break under the high-pressure condition, and reduces the use safety, so that the compression-resistant extensible cable is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving conventional cable compressive property generally, can not satisfy the construction demand of burying underground and under water, take place the breakage easily under the high-pressure condition, reduced the shortcoming of the security of using, and the extensible cable of resistance to compression formula that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an extending cable of resistance to compression formula, includes the cable body, the cable body includes the sinle silk, the outside fixedly connected with protective layer of sinle silk, the outside fixedly connected with shielding layer of protective layer, the outside fixedly connected with articulamentum of shielding layer, the outside fixedly connected with enhancement layer of articulamentum, the outside fixedly connected with elastic layer of enhancement layer, the outside fixedly connected with insulating layer of elastic layer, the outside fixedly connected with extexine of insulating layer, the protective layer includes insulating layer and fire-retardant layer, the enhancement layer includes crushing layer, armor and oversheath, and oversheath fixed connection is in the outside of armor, and the outside of crushing layer is connected to armor fixed connection, the extexine includes decorative layer and wearing layer, and wearing layer fixed connection is in the outside of decorative layer.

Preferably, the material of the pressure-resistant layer is titanium alloy, and the thickness of the pressure-resistant layer is set to be 2.3 mm.

Preferably, the insulating layer is made of polyether ether ketone, and the thickness of the insulating layer is set to be 2.1 mm.

Preferably, the shielding layer is made of foamed aluminum, and the thickness of the shielding layer is set to be 1.6 mm.

Preferably, the material of insulating layer sets up to polytetrafluoroethylene, and the thickness of insulating layer sets up to 2.4 mm.

Preferably, the material of armor sets up to tinned wire, and the thickness of armor sets up to 3.2 mm.

Preferably, the outer surface layer further comprises a buffer layer, the buffer layer is fixedly connected to the inner side of the decorative layer, and the buffer layer is of a net structure.

Preferably, a flexible filler is filled between the insulating layer and the flame-retardant layer.

In the utility model, the compression-resistant extensible cable is provided with the compression-resistant layer made of titanium alloy, the compression-resistant layer made of tinned copper wire is leached to improve the compression-resistant performance of the cable, the insulating layer made of polyether-ether-ketone is used to improve the insulativity, and the elastic layer is used to buffer the external punching pressure;

in the utility model, the compression-resistant extensible cable can effectively prevent the deformation of the cable body caused by the pressure applied to the cable body by external impact through the buffer layer arranged in a net structure, and further buffer the external impact through the flexible filler filled between the insulating layer and the flame-retardant layer, thereby protecting the cable body and improving the durability;

the utility model has the advantages of reasonable design, the compressive property of cable is promoted through the compressive layer and the armor that set up to promote the mud that the cable mitigateed the impact through elastic layer, buffer layer and the flexible filler that set up in, thereby guaranteed the durability of cable under high-pressure environment, the reliability is high.

Drawings

Fig. 1 is a schematic structural view of a compression-resistant extensible cable provided by the present invention;

fig. 2 is a schematic structural diagram of the protective layer provided by the present invention;

fig. 3 is a schematic structural diagram of a reinforcing layer according to the present invention;

fig. 4 is a schematic structural view of the outer surface layer of the present invention.

In the figure: 1. a cable body; 2. a wire core; 3. a protective layer; 4. a shielding layer; 5. a connecting layer; 6. a reinforcing layer; 7. an elastic layer; 8. a thermal insulation layer; 9. an outer skin layer; 10. an insulating layer; 11. a flexible filler; 12. a flame retardant layer; 13. a pressure resistant layer; 14. an armor layer; 15. an outer sheath; 16. a buffer layer; 17. a decorative layer; 18. and a wear-resistant layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example one

Referring to fig. 1-4, a compression-resistant extensible cable comprises a cable body 1, the cable body 1 comprises a wire core 2, a protective layer 3 is fixedly connected to the outer side of the wire core 2, a shielding layer 4 is fixedly connected to the outer side of the protective layer 3, a connecting layer 5 is fixedly connected to the outer side of the shielding layer 4, a reinforcing layer 6 is fixedly connected to the outer side of the connecting layer 5, an elastic layer 7 is fixedly connected to the outer side of the reinforcing layer 6, a thermal insulation layer 8 is fixedly connected to the outer side of the elastic layer 7, an outer surface layer 9 is fixedly connected to the outer side of the thermal insulation layer 8, the protective layer 3 comprises an insulation layer 10 and a flame retardant layer 12, the reinforcing layer 6 comprises a compression-resistant layer 13, armor 14 and oversheath 15, oversheath 15 fixed connection is in the outside of armor 14, and armor 14 fixed connection is in the outside of compressive layer 13, and extexine 9 includes decorative layer 17 and wearing layer 18, and wearing layer 18 fixed connection is in the outside of decorative layer 17.

In this embodiment, the material of resistance to compression layer 13 sets up to titanium alloy, and the thickness of resistance to compression layer 13 sets up to 2.3mm, promotes the compressive property of cable body 1.

In this embodiment, the insulating layer 10 is made of polyetheretherketone, and the thickness of the insulating layer 10 is set to 2.1mm, so as to improve the insulating shoe of the cable body 1.

In this embodiment, the shielding layer 4 is made of foamed aluminum, and the thickness of the shielding layer 4 is set to be 1.6mm, so that the effects of sound absorption and sound insulation, energy absorption and electronic shielding of electromagnetic waves can be achieved, and the noise absorption spectrum range is wide.

In this embodiment, the material of insulating layer 8 sets up to polytetrafluoroethylene, and the thickness of insulating layer 8 sets up to 2.4mm, promotes the heat-proof quality of cable body 1.

In this embodiment, the material of armor 14 sets up to tinned wire, and the thickness of armor 14 sets up to 3.2mm, further promotes the compressive strength of cable body 1.

Example two

On the basis of the first embodiment, in this embodiment, the outer surface layer 9 further includes a buffer layer 16, the buffer layer 16 is fixedly connected to the inner side of the decoration layer 17, the buffer layer 16 is configured as a net structure, and the flexible filler 11 is filled between the insulation layer 10 and the flame retardant layer 12.

In this embodiment, through setting up to network structure's buffer layer 16, can prevent effectively that external impact from exerting pressure to cable body 1 and leading to cable body 1 to produce and warp to further strike the buffering to the external world through the flexible filler 11 of packing between insulating layer 10 and fire-retardant layer 12, thereby protect cable body 1, promote the durability.

Claims

1. The compression-resistant extensible cable comprises a cable body (1) and is characterized in that the cable body (1) comprises a wire core (2), a protective layer (3) is fixedly connected to the outer side of the wire core (2), a shielding layer (4) is fixedly connected to the outer side of the protective layer (3), a connecting layer (5) is fixedly connected to the outer side of the shielding layer (4), a reinforcing layer (6) is fixedly connected to the outer side of the connecting layer (5), an elastic layer (7) is fixedly connected to the outer side of the reinforcing layer (6), a heat insulation layer (8) is fixedly connected to the outer side of the elastic layer (7), an outer surface layer (9) is fixedly connected to the outer side of the heat insulation layer (8), the protective layer (3) comprises an insulation layer (10) and a flame retardant layer (12), and the reinforcing layer (6) comprises a compression-resistant layer (13), an armor layer (14) and an outer sheath (15), the outer sheath (15) is fixedly connected to the outer side of the armor layer (14), the armor layer (14) is fixedly connected to the outer side of the pressure-resistant layer (13), the outer surface layer (9) comprises a decoration layer (17) and a wear-resistant layer (18), and the wear-resistant layer (18) is fixedly connected to the outer side of the decoration layer (17).

2. A crush-resistant malleable cable, according to claim 1, characterised in that the crush-resistant layer (13) is made of titanium alloy and the thickness of the crush-resistant layer (13) is set to 2.3 mm.

3. The compression-resistant extensible cable according to claim 1, wherein the insulating layer (10) is made of polyetheretherketone, and the thickness of the insulating layer (10) is set to be 2.1 mm.

4. A crush-resistant malleable cable, as claimed in claim 1, characterised in that the shielding layer (4) is provided in foamed aluminium and the thickness of the shielding layer (4) is provided at 1.6 mm.

5. The compression-resistant extensible cable according to claim 1, wherein the thermal insulation layer (8) is made of polytetrafluoroethylene, and the thickness of the thermal insulation layer (8) is 2.4 mm.

6. A crush-resistant malleable cable, as claimed in claim 1, in which the material of the armour layer (14) is provided as tinned copper wire and the thickness of the armour layer (14) is provided as 3.2 mm.

7. A crush-resistant ductile cable according to claim 1 wherein the outer skin (9) further comprises a buffer layer (16), the buffer layer (16) is fixedly attached to the inner side of the decorative layer (17), and the buffer layer (16) is provided as a mesh structure.

8. A crush-resistant extensible cable according to claim 1, characterised in that a flexible filler (11) is filled between the insulating layer (10) and the flame-retardant layer (12).