CN214123570U

CN214123570U - Multi-aluminum-core twisted polyethylene power cable

Info

Publication number: CN214123570U
Application number: CN202120235495.1U
Authority: CN
Inventors: 王志刚; 程妮
Original assignee: Shandong Huaxiang Cable Co ltd
Current assignee: Shandong Huaxiang Cable Co ltd
Priority date: 2021-01-28
Filing date: 2021-01-28
Publication date: 2021-09-03
Anticipated expiration: 2031-01-28

Abstract

The utility model relates to the technical field of power cables, and a polyethylene power cable is ally oneself with in transposition of many aluminium cores is disclosed, has solved present cable and has received the damage, and the cable is gnawed under environment such as having the mouse ant to sting and destroy to reduced cable life's problem, it includes the cable body, the cable body includes the inner cable core, and the surface of inner cable core is connected with outer cable core, and the surface of outer cable core is connected with the polyethylene insulating layer, and the inside of polyethylene insulating layer is connected with the insulation shielding layer, and the surface of polyethylene insulating layer is connected with the waterproof layer, and the surface of waterproof layer is connected with the wearing layer; the utility model discloses, be convenient for play waterproof effect to the cable, prevent the inside of water infiltration cable body, protect the cable body, through the setting of wearing layer and isolation layer, improved the wearability of cable body, prevent that the cable body from being destroyed by the mouse ant when using, avoid appearing contact failure's phenomenon, improved the result of use of cable body.

Description

Multi-aluminum-core twisted polyethylene power cable

Technical Field

The utility model belongs to the technical field of power cable, specifically be a many aluminium cores transposition antithetical couplet polyethylene power cable.

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.

The existing cable is generally laid outdoors, when falling objects or extruding the cable occur, the cable is damaged, and when the cable is laid outdoors, the cable is bitten and damaged in the environment with rats, ants and the like, so that the service life of the cable is shortened.

Disclosure of Invention

To the above situation, for overcoming prior art's defect, the utility model provides a polyethylene power cable is ally oneself with in many aluminium cores transposition, the effectual present cable that has solved receives the damage, and the cable is gnawed and is destroyed under the environment such as rat ant to cable life's problem has been reduced.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a polyethylene power cable is ally oneself with in transposition of many aluminium cores, includes the cable body, the cable body includes interior cable core, and the surface connection of interior cable core has outer cable core, and the surface connection of outer cable core has the polyethylene insulating layer, and the internal connection of polyethylene insulating layer has the insulation shielding layer, and the surface connection of polyethylene insulating layer has the waterproof layer, and the surface connection of waterproof layer has the wearing layer, and the surface connection of wearing layer has the isolation layer, and the surface connection of isolation layer has soft subassembly.

Preferably, the soft assembly comprises a first fixed block, the upper end of the first fixed block is connected with a second fixed block, the upper end of the second fixed block is connected with a spherical pad, and the peripheries of the first fixed block and the second fixed block are connected with arc-shaped pads.

Preferably, the lower end of the first fixing block is provided with an arc-shaped hole, and the surface of the cable body is in contact with the lower end of the first fixing block through the arc-shaped hole.

Preferably, the number of the first fixed blocks is four, and the number of the second fixed blocks is four.

Preferably, the inside of isolation layer includes the glass fiber layer, and the lower extreme of glass fiber layer is connected with the filling rope.

Preferably, the insulation shielding layer is made of polyvinyl chloride material.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses, through the setting of polyethylene insulating layer, the insulation shielding layer, a waterproof layer, wearing layer and isolation layer, at first through the setting of polyethylene insulating layer and insulation shielding layer, be convenient for play insulating effect to the cable, and improve the wear-resisting of cable, weatherability, through the setting of waterproof layer, be convenient for play waterproof effect to the cable, prevent that water from permeating the inside of cable body, protect the cable body, through the setting of wearing layer and isolation layer, the wearability of cable body has been improved, prevent that the cable body from being destroyed by the rat ant when using, avoid appearing contact failure's phenomenon, the result of use of cable body has been improved;

(2) this is novel, through the setting of first fixed block, second fixed block, ball-type pad and arc type pad, is convenient for play the effect of protection to the cable body, prevents that foreign object from causing the damage to the cable body to the life of cable body has been improved.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the installation structure of the cable body of the present invention;

FIG. 3 is a schematic view of the structure of the flexible module of the present invention;

FIG. 4 is a schematic diagram of the structure of the present novel spacer layer.

In the figure: 1. a cable body; 2. an inner cable core; 3. an outer cable core; 4. a polyethylene insulating layer; 5. an insulating shield layer; 6. a waterproof layer; 7. a wear layer; 8. an isolation layer; 81. a glass fiber layer; 82. filling a rope; 9. a flexible member; 91. a first fixed block; 92. a second fixed block; 93. a spherical pad; 94. an arc-shaped pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Embodiment one, given by figure 1, figure 2, figure 3 and figure 4, the utility model discloses a cable body 1, cable body 1 include interior cable core 2, and the surface connection of interior cable core 2 has outer cable core 3, and the surface connection of outer cable core 3 has polyethylene insulating layer 4, and the internal connection of polyethylene insulating layer 4 has insulation shielding layer 5, and the surface connection of polyethylene insulating layer 4 has waterproof layer 6, and the surface connection of waterproof layer 6 has wearing layer 7, and the surface connection of wearing layer 7 has isolation layer 8, and the surface connection of isolation layer 8 has soft subassembly 9.

In the second embodiment, on the basis of the first embodiment, the flexible assembly 9 includes a first fixing block 91, the upper end of the first fixing block 91 is connected with a second fixing block 92, the upper end of the second fixing block 92 is connected with a spherical pad 93, and the peripheries of the first fixing block 91 and the second fixing block 92 are connected with arc pads 94, so that when a foreign object collides with the cable body 1, a buffering effect is achieved.

In the third embodiment, on the basis of the second embodiment, the lower end of the first fixing block 91 is provided with an arc-shaped hole, and the surface of the cable body 1 is in contact with the lower end of the first fixing block 91 through the arc-shaped hole, so that the first fixing block 91 is conveniently mounted on the surface of the cable body 1.

In the fourth embodiment, on the basis of the second embodiment, the number of the first fixed blocks 91 is four, and the number of the second fixed blocks 92 is four.

Fifth embodiment, on the basis of first embodiment, the inside of isolation layer 8 includes glass fiber layer 81, and the lower extreme of glass fiber layer 81 is connected with filling rope 82, has improved the isolation effect of isolation layer 8.

In the sixth embodiment, on the basis of the first embodiment, the insulation shielding layer 5 is made of polyvinyl chloride material, and the polyvinyl chloride material is low in price, good in special mechanical property, simple in extrusion process, light in specific gravity, and good in oil resistance and corrosion resistance.

The working principle is as follows: the during operation, at first through the setting of polyethylene insulation layer 4 and insulation shield 5, be convenient for play insulating effect to the cable, and improve the wear-resisting of cable, weather resistance, setting through waterproof layer 6, be convenient for play waterproof effect to the cable, prevent water infiltration cable body 1's inside, protect cable body 1, setting through wearing layer 7 and isolation layer 8, the wearability of cable body 1 has been improved, prevent that cable body 1 from being destroyed by the rat ant when using, avoid appearing contact failure's phenomenon, through first fixed block 91, second fixed block 92, the setting of ball-type pad 93 and arc-type pad 94, be convenient for play the effect of protection to cable body 1, prevent that the foreign object from causing the damage to cable body 1, thereby the life of cable body 1 has been improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a many aluminium cores transposition polyethylene power cable, includes cable body (1), its characterized in that: the cable comprises a cable body (1) and is characterized in that the cable body comprises an inner cable core (2), the surface of the inner cable core (2) is connected with an outer cable core (3), the surface of the outer cable core (3) is connected with a polyethylene insulating layer (4), the inner part of the polyethylene insulating layer (4) is connected with an insulating and shielding layer (5), the surface of the polyethylene insulating layer (4) is connected with a waterproof layer (6), the surface of the waterproof layer (6) is connected with a wear-resistant layer (7), the surface of the wear-resistant layer (7) is connected with an isolation layer (8), and the outer surface of the isolation layer (8) is connected with a soft component (9).

2. The multi-aluminum core stranded polyethylene power cable of claim 1, wherein: the soft component (9) comprises a first fixing block (91), a second fixing block (92) is connected to the upper end of the first fixing block (91), a spherical pad (93) is connected to the upper end of the second fixing block (92), and arc pads (94) are connected to the peripheries of the first fixing block (91) and the second fixing block (92).

3. The multi-aluminum core stranded polyethylene power cable of claim 2, wherein: the lower end of the first fixing block (91) is provided with an arc-shaped hole, and the surface of the cable body (1) is in contact with the lower end of the first fixing block (91) through the arc-shaped hole.

4. The multi-aluminum core stranded polyethylene power cable of claim 2, wherein: the number of the first fixing blocks (91) is four, and the number of the second fixing blocks (92) is four.

5. The multi-aluminum core stranded polyethylene power cable of claim 1, wherein: the inside of isolation layer (8) includes glass fiber layer (81), and the lower extreme of glass fiber layer (81) is connected with filling rope (82).

6. The multi-aluminum core stranded polyethylene power cable of claim 1, wherein: the insulation shielding layer (5) is made of polyvinyl chloride material.