CN216054027U

CN216054027U - Anti-fracture low-voltage power cable

Info

Publication number: CN216054027U
Application number: CN202122417635.XU
Authority: CN
Inventors: 单王清
Original assignee: Shandong Zhengtong Cable Co ltd
Current assignee: Shandong Zhengtong Cable Co ltd
Priority date: 2021-10-08
Filing date: 2021-10-08
Publication date: 2022-03-15
Anticipated expiration: 2031-10-08

Abstract

The utility model discloses an anti-fracture low-voltage power cable which comprises a plurality of conducting wires, wherein first shielding layers are sleeved on the outer surfaces of the conducting wires, insulating layers are sleeved on the outer surfaces of the first shielding layers, fixing layers are sleeved on the outer surfaces of the insulating layers, second shielding layers are sleeved on the outer surfaces of the fixing layers, partition plates are fixedly connected to the outer surfaces of the second shielding layers, one ends, far away from the second shielding layers, of the partition plates are fixedly connected with protective layers, reinforcing layers are fixedly connected to the outer surfaces of the protective layers, and reinforcing nets are fixedly connected to the inner portions of the reinforcing layers. This prevent cracked low pressure power cable through the insulating layer, can avoid the phenomenon that electric leakage or short circuit appear at the in-process that uses of wire, through protection against rodents chamber and division board, makes whole power cable have good protection against rodents's effect, avoids the mouse to bite the emergence of disconnected cable phenomenon, through back up coat and reinforcement net, can increase power cable's bulk strength, makes this power cable have good anti-rupture effect.

Description

Anti-fracture low-voltage power cable

Technical Field

The utility model relates to the technical field of power cables, in particular to an anti-fracture low-voltage power cable.

Background

A cable is a conductor coated with an insulating layer, a protective layer, a shield layer, and the like for transmitting power, signal current, and signal voltage. The cable can be divided into a high-voltage cable and a low-voltage cable according to voltage. Compared with low-voltage overhead lines and low-voltage overhead insulated lines, low-voltage cable lines are more difficult to lay and maintain, but have the characteristics of reliable operation, no pole standing, no land occupation, no influence on the sight, less influence by the outside and the like, so that the low-voltage cable lines are widely applied to low-voltage power distribution systems.

The phenomenon that an outer protective sleeve is broken easily occurs in the process of using the existing low-voltage cable for a long time, and if the outer protective sleeve is not found and treated in time, the cable can not be normally used easily, so that signals can not be transmitted.

The utility model provides an anti-fracture low-voltage power cable.

Disclosure of Invention

The present invention is directed to a fracture-resistant low-voltage power cable, which solves the above-mentioned problems of the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a prevent cracked low pressure power cable, includes a plurality of wire, a plurality of the surface of wire all overlaps and is equipped with first shielding layer, and the surface of the first shielding layer of a plurality of all overlaps and is equipped with the insulating layer, and the fixed bed is established to the surface cover of a plurality of insulating layer, and the surface cover of fixed bed is equipped with the second shielding layer, and the fixed surface of second shielding layer is connected with the division board, and the one end fixedly connected with inoxidizing coating of second shielding layer is kept away from to the division board, and the fixed surface of inoxidizing coating is connected with the back up coat, the inside fixedly connected with back up network of back up coat.

Preferably, the first shielding layer and the second shielding layer are made of aluminum foil paper, and the insulating layer is made of insulating rubber.

Preferably, a filling cavity is formed between the fixing layer and the insulating layers, and glass fibers are filled in the filling cavity.

Preferably, a rat-proof cavity is formed between the second shielding layer and the protective layer, and lime is filled in the rat-proof cavity.

Preferably, the material of reinforcing layer is natural rubber, and the material of reinforcing net is nylon, and the reinforcing net is the inside of network structure setting at the reinforcing layer.

Preferably, the number of the partition plates is twelve, and twelve partition plates are arranged on the outer surface of the second shielding layer in a circumferential array.

Advantageous effects

The utility model provides an anti-fracture low-voltage power cable which has the following beneficial effects:

1. this prevent cracked low pressure power cable through setting up the insulating layer, can avoid the phenomenon that electric leakage or short circuit appear at the in-process that uses of wire, through setting up protection against rodents chamber and division board, makes whole power cable have good protection against rodents's effect, avoids the mouse to bite the emergence of disconnected cable phenomenon, through setting up back up coat and reinforcement net, can increase power cable's bulk strength, makes this power cable have good anti-rupture effect.

2. This prevent cracked low pressure power cable through setting up first shielding layer, can avoid taking place signal interference's phenomenon between the wire, through setting up the second shielding layer, can avoid external interference to the cable signal to make whole power cable have good anti-jamming effect.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

fig. 3 is a schematic perspective view of the reinforcing net of the present invention.

In the figure: the rat-proof structure comprises a lead 1, a first shielding layer 2, an insulating layer 3, a fixing layer 4, a second shielding layer 5, a partition plate 6, a protective layer 7, a reinforcing layer 8, a reinforcing net 9, a filling cavity 10 and a rat-proof cavity 11.

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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a prevent cracked low pressure power cable, includes a plurality of wire 1, and the surface of a plurality of wire 1 all overlaps and is equipped with first shielding layer 2, and the surface of the first shielding layer 2 of a plurality of all overlaps and is equipped with insulating layer 3, and fixed bed 4 is established to the surface cover of a plurality of insulating layer 3, forms between fixed bed 4 and a plurality of insulating layer 3 and fills chamber 10, and the inside packing that fills chamber 10 has glass fiber.

The surface cover of fixed bed 4 is equipped with second shielding layer 5, the material of first shielding layer 2 and second shielding layer 5 is aluminium foil paper, the material of insulating layer 3 is insulating rubber, the outer fixed surface of second shielding layer 5 is connected with division board 6, the quantity of division board 6 is twelve, twelve division board 6 is the surface that the circumference array set up at second shielding layer 5, through setting up first shielding layer 2, can avoid taking place signal interference's phenomenon between the wire 1, through setting up second shielding layer 5, can avoid external interference to cable signal, thereby make whole power cable have good anti-jamming effect.

One end of the partition plate 6, which is far away from the second shielding layer 5, is fixedly connected with a protective layer 7, a rat-proof cavity 11 is formed between the second shielding layer 5 and the protective layer 7, and lime is filled in the rat-proof cavity 11.

The outer fixed surface of inoxidizing coating 7 is connected with back up coat 8, the inside fixedly connected with back up coat 9 of back up coat 8, the material of back up coat 8 is natural rubber, the material of back up coat 9 is nylon, and back up coat 9 is the inside of network structure setting at back up coat 8, through setting up insulating layer 3, can avoid the phenomenon of electric leakage or short circuit to appear in the in-process of wire 1 using, through setting up protection against rodents chamber 11 and division board 6, make whole power cable have good protection against rodents's effect, avoid the mouse to bite the emergence of disconnected cable phenomenon, through setting up back up coat 8 and back up coat 9, can increase power cable's bulk strength, make this power cable have good anti-rupture effect.

The working principle is as follows: when this prevent cracked low pressure power cable is used to needs, utilize first shielding layer 2 can avoid taking place signal interference's phenomenon between the wire 1, can avoid external interference to the cable signal through second shielding layer 5, thereby make whole power cable have good anti-interference effect, can avoid wire 1 to appear the phenomenon of electric leakage or short circuit at the in-process that uses through insulating layer 3, make whole power cable have good protection against rodents's effect through protection against rodents chamber 11 and division board 6, avoid the mouse to bite the emergence of disconnected cable phenomenon, increase power cable's bulk strength through back up coat 8 and back up net 9, make this power cable have good anti-rupture effect.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a prevent cracked low voltage power cable, includes a plurality of wire (1), its characterized in that: a plurality of the surface of wire (1) all is equipped with first shielding layer (2), the surface of the first shielding layer of a plurality of (2) all is equipped with insulating layer (3), fixed bed (4) are established to the surface cover of a plurality of insulating layer (3), the surface cover of fixed bed (4) is equipped with second shielding layer (5), the fixed surface of second shielding layer (5) is connected with division board (6), one end fixedly connected with inoxidizing coating (7) of second shielding layer (5) are kept away from in division board (6), the fixed surface of inoxidizing coating (7) is connected with back up coat (8), the inside fixedly connected with back up network (9) of back up coat (8).

2. A breakage-proof low-voltage power cable according to claim 1, characterized in that: the first shielding layer (2) and the second shielding layer (5) are both made of aluminum foil paper, and the insulating layer (3) is made of insulating rubber.

3. A breakage-proof low-voltage power cable according to claim 1, characterized in that: a filling cavity (10) is formed between the fixing layer (4) and the insulating layers (3), and glass fibers are filled in the filling cavity (10).

4. A breakage-proof low-voltage power cable according to claim 1, characterized in that: a rat-proof cavity (11) is formed between the second shielding layer (5) and the protective layer (7), and lime is filled in the rat-proof cavity (11).

5. A breakage-proof low-voltage power cable according to claim 1, characterized in that: the material of reinforcing layer (8) is natural rubber, and the material of reinforcing net (9) is nylon, and reinforcing net (9) is the inside of network structure setting at reinforcing layer (8).

6. A breakage-proof low-voltage power cable according to claim 1, characterized in that: the number of the partition plates (6) is twelve, and the twelve partition plates (6) are arranged on the outer surface of the second shielding layer (5) in a circumferential array.