CN217008772U

CN217008772U - Low-voltage aluminum alloy non-magnetic stainless steel armored power cable

Info

Publication number: CN217008772U
Application number: CN202220492191.8U
Authority: CN
Inventors: 叶明高
Original assignee: Anhui Nanyang New Material Technology Co ltd
Current assignee: Anhui Nanyang New Material Technology Co ltd
Priority date: 2022-03-09
Filing date: 2022-03-09
Publication date: 2022-07-19
Anticipated expiration: 2032-03-09

Abstract

The utility model relates to the technical field of cables, and a low pressure aluminum alloy non-magnetic stainless steel armor power cable is disclosed, including a plurality of alloy conductors, the lateral wall of every alloy conductor is all fixed the XLPE insulating layer of having cup jointed, and the outside of a plurality of XLPE insulating layers wraps up jointly has the inner liner, and it has the packing rope to fill between the inside of inner liner and a plurality of XLPE insulating layers, and the fixed parcel in the outside of inner liner has the stainless steel armor, and the fixed parcel in the outside of stainless steel armor has the fire-retardant sheath of polyvinyl chloride. This application can improve and effectively protect a plurality of alloy conductors of inside, and the sinle silk is not fragile, and power cable's long service life can improve resistance to compression, the crashproof performance of cable surface simultaneously to possess certain puncture-proof and heat-insulation function.

Description

Low-voltage aluminum alloy non-magnetic stainless steel armored power cable

Technical Field

The application relates to the technical field of cables, in particular to a low-voltage aluminum alloy nonmagnetic stainless steel armored power cable.

Background

The power cable is a cable product used for transmitting and distributing high-power electric energy in a trunk line of a power system, 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 process of implementing the present application, the inventor finds that at least the following problems exist in the technology, the basic structure of the existing power cable is generally composed of four parts, namely a wire core, an insulating layer, a shielding layer and a protective layer, but in the actual use process, especially a multi-wire core cable, the protection force on the wire core inside is insufficient, the wire core is easy to damage, and the normal power use is influenced, so that a low-voltage aluminum alloy nonmagnetic stainless steel armored power cable is provided.

SUMMERY OF THE UTILITY MODEL

The purpose of this application is in order to solve among the prior art power cable especially the cable of many sinle silks, to the not enough of the protective force of inside sinle silk, the sinle silk is fragile more, influences the problem that normal electric power used, and the non-magnetism stainless steel armor power cable of a low pressure aluminum alloy that provides.

In order to achieve the purpose, the following technical scheme is adopted in the application:

the utility model provides a low pressure aluminum alloy non-magnetism nature stainless steel armour power cable, includes a plurality of alloy conductors, every the lateral wall of alloy conductor is all fixed the XLPE insulating layer that has cup jointed, and is a plurality of the common parcel in the outside of XLPE insulating layer has the inner liner, the inside and a plurality of inner liner it has the packing rope to fill between the XLPE insulating layer, the fixed parcel in the outside of inner liner has the stainless steel armor, the fixed parcel in the outside of stainless steel armor has the fire-retardant sheath of polyvinyl chloride.

Preferably, the outer side wall of the polyvinyl chloride flame-retardant sheath is fixedly connected with a plurality of arc-shaped filler strips, and two adjacent arc-shaped filler strips are fixedly connected with an elastic protection pad together.

Preferably, the outer side wall of the polyvinyl chloride flame-retardant sheath is fixedly wrapped with an anti-puncture cloth layer.

Preferably, a thermal insulation sleeve is fixedly arranged between the inner wall of the polyvinyl chloride flame-retardant sheath and the outer side wall of the stainless steel armor layer.

Preferably, a fireproof mica tape layer is fixedly wound on the outer side wall of the inner liner layer, and the fireproof mica tape layer is fixedly arranged on the inner wall of the stainless steel armor layer.

Preferably, each arc-shaped filler strip is integrally manufactured with the polyvinyl chloride flame-retardant sheath.

Compared with the prior art, the application provides a low pressure aluminum alloy non-magnetism nature stainless steel armour power cable, possesses following beneficial effect:

1. this low pressure aluminum alloy non-magnetic stainless steel armoured power cable, through mutually supporting of a plurality of alloy conductors, XLPE insulating layer, inner liner, packing rope, stainless steel armor and the fire-retardant sheath of polyvinyl chloride that are equipped with, through the fire-retardant cooperation of non-magnetic stainless steel armor and polyvinyl chloride, can improve and effectively protect a plurality of alloy conductors of inside, the sinle silk is not fragile, power cable's long service life.

2. This low pressure aluminum alloy non-magnetism nature stainless steel armour power cable through mutually supporting through a plurality of arc filler strips and a plurality of elasticity protection pad, can improve resistance to compression, the crashproof performance of cable surface, through the puncture-proof cloth layer that is equipped with, can improve the puncture-proof performance of cable surface, through the temperature insulating sleeve that is equipped with, can improve the temperature insulating effect of cable.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, and this application can improve and effectively protect a plurality of alloy conductors of inside, and the sinle silk is not fragile, and power cable's long service life can improve resistance to compression, the crashproof performance of cable surface simultaneously to possess certain puncture-proof and separate the temperature function.

Drawings

Fig. 1 is a schematic structural view of a low-voltage aluminum alloy non-magnetic stainless steel armored power cable according to the present application;

fig. 2 is an enlarged view of a portion a in fig. 1.

In the figure: 1. an alloy conductor; 2. an XLPE insulating layer; 3. an inner liner layer; 4. filling a rope; 5. a stainless steel armor layer; 6. a polyvinyl chloride flame-retardant sheath; 7. an arc-shaped filler strip; 8. an elastic pad; 9. a puncture-proof cloth layer; 10. a thermal insulation sleeve; 11. a refractory mica tape layer.

Detailed Description

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

Referring to fig. 1-2, a low pressure aluminum alloy non-magnetic stainless steel armour power cable, including a plurality of alloy conductors 1, XLPE insulating layer 2 has all fixedly been cup jointed to every alloy conductor 1's lateral wall, the common parcel in the outside of a plurality of XLPE insulating layers 2 has inner liner 3, it has filling rope 4 to fill between the inside of inner liner 3 and a plurality of XLPE insulating layer 2, the fixed parcel in the outside of inner liner 3 has stainless steel armor layer 5, the fixed parcel in the outside of stainless steel armor layer 5 has the fire-retardant sheath of polyvinyl chloride 6.

The fixed parcel of the lateral wall of the fire-retardant sheath of polyvinyl chloride has puncture-proof cloth layer 9, and arc filler strip 7 and elastic protection pad 8's cooperation can protect the fire-retardant sheath 6 surface of polyvinyl chloride under the elastic action of arc filler strip 7 and elastic protection pad 8 self, can increase the resistance to compression, the crashworthiness of the fire-retardant sheath 6's of polyvinyl chloride surface.

The fixed parcel of the lateral wall of fire-retardant sheath 6 of polyvinyl chloride has puncture-proof cloth layer 9, through puncture-proof cloth layer 9, can improve the puncture-proof performance to fire-retardant sheath 6 of polyvinyl chloride.

A heat insulation sleeve 10 is fixedly arranged between the inner wall of the polyvinyl chloride flame-retardant sheath 6 and the outer side wall of the stainless steel armor layer 5, the heat insulation performance of the cable can be improved through the heat insulation sleeve 10, and the influence of external high temperature or low temperature on the internal alloy conductor 1 is reduced.

The fixed winding of the lateral wall of inner liner 3 has fire-resistant mica tape layer 11, and fire-resistant mica tape layer 11 is located the fixed setting of inner wall of stainless steel armor 5, through the cooperation of fire-resistant mica tape layer 11, can further improve the fire resistance and fire behavior of cable self.

Every arc filler strip 7 all is an organic whole with polyvinyl chloride flame retardant sheath 6 and makes, through this kind of setting, can improve the simplicity and convenience of making of arc filler strip 7.

In this application, during the use, through a plurality of XLPE insulating layers 2, can carry out insulation protection to alloy conductor 1, through inner liner 3 and filling rope 4, can ensure the packing intensity between a plurality of XLPE insulating layers 2, through stainless steel armor 5 and the fire-retardant sheath of polyvinyl chloride 6, through the fire-retardant cooperation of non-magnetic stainless steel armor and polyvinyl chloride, can improve and effectively protect a plurality of alloy conductor 1 of inside, the sinle silk is not fragile, power cable's long service life.

The above description is only for the preferred embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present application, and all equivalent substitutions and changes according to the technical solutions and the inventive concepts of the present application should be covered by the scope of the present application.

Claims

1. The utility model provides a low pressure aluminum alloy non-magnetic stainless steel armor power cable, includes a plurality of alloy conductor (1), its characterized in that, every XLPE insulating layer (2) have all been cup jointed fixedly to the lateral wall of alloy conductor (1), and is a plurality of the common parcel in outside of XLPE insulating layer (2) has inner liner (3), the inside and a plurality of inner liner (3) it has filling rope (4) to fill between XLPE insulating layer (2), the fixed parcel in outside of inner liner (3) has stainless steel armor (5), the fixed parcel in the outside of stainless steel armor (5) has polyvinyl chloride fire-retardant sheath (6).

2. The low-voltage aluminum alloy non-magnetic stainless steel armored power cable as claimed in claim 1, wherein a plurality of arc-shaped filler strips (7) are fixedly connected to the outer side wall of the polyvinyl chloride flame-retardant sheath (6), and an elastic protection pad (8) is fixedly connected between two adjacent arc-shaped filler strips (7) together.

3. The low-voltage aluminum alloy non-magnetic stainless steel armored power cable as claimed in claim 1, wherein the outer side wall of the polyvinyl chloride flame-retardant sheath (6) is fixedly wrapped with a puncture-proof cloth layer (9).

4. The low-voltage aluminum alloy nonmagnetic stainless steel armored power cable according to claim 1, wherein a thermal insulation sleeve (10) is fixedly arranged between the inner wall of the polyvinyl chloride flame-retardant sheath (6) and the outer wall of the stainless steel armor layer (5).

5. A low-voltage aluminum alloy non-magnetic stainless steel armored power cable according to claim 1, wherein a fire-resistant mica tape layer (11) is fixedly wound on the outer side wall of the inner liner layer (3), and the fire-resistant mica tape layer (11) is fixedly arranged on the inner wall of the stainless steel armored layer (5).

6. A low voltage aluminum alloy non-magnetic stainless steel armored power cable as claimed in claim 2, wherein each of the arcuate filler strips (7) is integrally formed with the flame retardant polyvinyl chloride jacket (6).