CN220584956U

CN220584956U - Wear-resistant extrusion insulating low-voltage power cable

Info

Publication number: CN220584956U
Application number: CN202322054385.7U
Authority: CN
Inventors: 张志辉; 崔利丽; 王金尧; 姚世权
Original assignee: Xinjiang Hongqi Cable Manufacturing Co ltd
Current assignee: Xinjiang Hongqi Cable Manufacturing Co ltd
Priority date: 2023-08-01
Filing date: 2023-08-01
Publication date: 2024-03-12
Anticipated expiration: 2033-08-01

Abstract

The utility model discloses a wear-resistant extrusion insulating low-voltage power cable, which belongs to the technical field of power cables and comprises an inner core, wherein a compression-resistant component is arranged on the outer side of the inner core, an inner protection layer is arranged on the outer side of the compression-resistant component, a buffer layer is sleeved on the outer side of the inner protection layer, an outer protection layer is arranged on the outer side of the buffer layer, and a wear-resistant component is arranged on the outer side surface of the outer protection layer; the buffer groove can well play a role in buffering by arranging the compression-resistant component, so that external pressure is prevented from directly acting on the inner core, the inner pipe is of a hollow structure and can further protect the inner core, and the compression-resistant effect of the extruded insulating low-voltage power cable is better.

Description

Wear-resistant extrusion insulating low-voltage power cable

Technical Field

The utility model belongs to the technical field of power cables, and particularly relates to a wear-resistant extrusion insulating low-voltage power cable.

Background

A cable is an electrical energy or signal transmission device, typically consisting of several wires or groups of wires. The different definitions are made of one or more mutually insulated conductors and an outer insulating protective layer, wires that transfer power or information from one place to another.

Chinese patent application No. 202220748104.0 discloses a stand wear and tear extrusion insulated cable power cable, including protection crust layer, protection inner shell layer and stranded inner core, the insulating layer includes insulating rubber layer, insulating net layer and silastic-layer, the silastic-layer complex bonds the surface of protection inner shell layer, the insulating net layer complex bonds the surface of silastic-layer, the insulating rubber layer complex bonds the surface of insulating net layer, and the thickness ratio between insulating rubber layer, insulating net layer and the silastic-layer is 1:1:2. The wear-resistant extrusion insulated cable has the characteristics of good wear resistance and insulation, so that the service life of the device is effectively prolonged, the maintenance times in the later period are reduced, and the cost is saved.

In the above-mentioned published patent, when the cable receives external extrusion, pressure still can transfer and act on stranded inner core, and is not good to the protection compressive effect of inner core, and the insulating layer drags and rubs and can cause the wearing and tearing of insulating layer in the outermost in-process of cable, influences the unable fine implementation protection of insulating effect.

Disclosure of Invention

To solve the problems set forth in the background art. The utility model provides a wear-resistant extrusion insulating low-voltage power cable which has the characteristics of good compression resistance effect and high wear resistance.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a stand wear and tear crowded package insulating low voltage power cable, includes the inner core, the outside of inner core is provided with compression resistance module, and the inner protection layer is installed in compression resistance module's outside, and the outside cover of inner protection layer has the buffer layer, and the outside of buffer layer is provided with outer protective layer, and wear resistance module has been seted up on the outside surface of outer protective layer, and the outside of outer protective layer is provided with the insulating layer.

Preferably, the wear-resisting component comprises a bump, a connecting block and a groove, wherein the outer side surface of the outer protective layer is provided with the groove, the inner wall of the insulating layer is provided with the connecting block, and the outer side surface of the insulating layer is provided with the bump.

Preferably, the inside of insulating layer has inlayed the strengthening rib, is split type structure between insulating layer and the outer protective layer.

Preferably, the compression-resistant assembly comprises a spacer, a buffer groove, an inner tube and a sleeve, wherein the sleeve is arranged on the outer side of the inner core, the inner tube is embedded in the sleeve, the spacer is arranged between the sleeve and the inner protection layer, and the buffer groove is arranged between the spacer and the inner protection layer.

Preferably, the inner tube is provided with a through groove, and the inner tube is of a hollow structure.

Preferably, the inner cores are distributed on the side edges of the inner tubes at equal intervals, and the surfaces of the inner cores are sleeved with positioning sleeves.

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

1. according to the utility model, the wear-resistant component is arranged, so that the contact between the insulating layer and the external ground can be reduced by the convex blocks on the outer side surface of the insulating layer, the insulating layer is not directly worn when dragging movement occurs, the wear resistance of the extrusion-insulated low-voltage power cable is higher, the insulating layer with serious wear can be removed and replaced under the sliding connection of the connecting block and the groove, and the cost can be reduced, so that the service life of the device is longer.

2. According to the utility model, the buffer grooves between the spacers can play a good role in buffering through the compression-resistant components, so that the external pressure is prevented from being directly transmitted to the inner core, the inner core is better in protection effect, the through grooves are formed in the inner pipe and are of a hollow structure, the inner core can be deformed by the extrusion type inner pipe to further protect the inner core, and the compression-resistant effect of the extrusion type insulated low-voltage power cable is better.

Drawings

FIG. 1 is a front view of the present utility model;

FIG. 2 is a front view of the wear assembly of the present utility model;

fig. 3 is a front view of the compression assembly of the present utility model.

In the figure: 1. an insulating layer; 2. a wear assembly; 21. a bump; 22. a connecting block; 23. a groove; 24. reinforcing ribs; 3. an outer protective layer; 4. a buffer layer; 5. an inner protective layer; 6. an inner core; 7. a compression resistant assembly; 71. a spacer; 72. a buffer tank; 73. a positioning sleeve; 74. an inner tube; 75. a through groove; 76. a sleeve.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-3, the present utility model provides the following technical solutions: the utility model provides a stand wear and tear crowded package insulating low voltage power cable, includes inner core 6, and the outside of inner core 6 is provided with compression resistance module 7, and inner protection layer 5 is installed in compression resistance module 7's outside, and the outside cover of inner protection layer 5 has buffer layer 4, and buffer layer 4's outside is provided with outer protective layer 3, and wear resistance module 2 has been seted up to outer protective layer 3's outside surface, and outer protective layer 3's outside is provided with insulating layer 1.

Specifically, the wear-resisting component 2 comprises a bump 21, a connecting block 22 and a groove 23, the groove 23 is formed in the outer side surface of the outer protection layer 3, the connecting block 22 is arranged on the inner wall of the insulating layer 1, and the bump 21 is mounted on the outer side surface of the insulating layer 1.

Through adopting above-mentioned technical scheme, the lug 21 of insulating layer 1 outside surface can reduce the contact of insulating layer 1 and external ground, can not directly cause wearing and tearing insulating layer 1 when dragging the removal appears.

Specifically, the reinforcing ribs 24 are embedded in the insulating layer 1, and a split structure is arranged between the insulating layer 1 and the outer protective layer 3.

By adopting the above technical scheme, the insulation layer 1 with serious abrasion can be taken down for replacement under the sliding connection of the connecting block 22 and the groove 23.

When the embodiment is used, the buffer layer 4 can play a role of slowing down and resisting external pressure, the insulating layer 1 plays an isolated protection role at the outermost side, the convex blocks 21 on the outer side surface of the insulating layer 1 can reduce the contact between the insulating layer 1 and the external ground, abrasion cannot be directly caused on the insulating layer 1 when dragging movement occurs, the reinforcing ribs 24 in the insulating layer 1 can strengthen the integral structural strength of the insulating layer, the abrasion resistance of the extruded insulating voltage cable can be higher, the insulating layer 1 with serious abrasion can be taken down for replacement under the sliding connection of the connecting block 22 and the groove 23, and the cost can be reduced, so that the service life of the device is longer.

Example 2

This embodiment differs from embodiment 1 in that: the compression-resistant assembly 7 comprises a spacer 71, a buffer groove 72, an inner tube 74 and a sleeve 76, wherein the sleeve 76 is arranged on the outer side of the inner core 6, the inner tube 74 is embedded in the sleeve 76, the spacer 71 is arranged between the sleeve 76 and the inner protection layer 5, and the buffer groove 72 is arranged between the spacers 71.

Specifically, a through groove 75 is formed in the inner tube 74, and the inner tube 74 has a hollow structure.

By adopting the above technical solution, the inner core 6 can also be deformed by the extrusion type inner tube 74, so as to further protect the inner core 6.

Specifically, the inner cores 6 are equidistantly distributed on the side edges of the inner tube 74, and the positioning sleeves 73 are sleeved on the surfaces of the inner cores 6.

By adopting the technical scheme, the positioning sleeve 73 can position the inner core 6 to avoid staggered distortion, and the inner pipe 74 can play a good role in buffering the inner core 6.

When the insulation cable is used, the plurality of spacers 71 are arranged between the sleeve 76 and the inner protection layer 5, the buffer grooves 72 between the spacers 71 can play a role in buffering, so that the external pressure is prevented from being directly transmitted to the inner core 6, the inner core 6 is better in protection effect, the through grooves 75 are formed in the inner tube 74, the inner core 6 can be deformed to further protect the inner core 6 due to the fact that the inner tube 74 is extruded, and the compression-resistant effect of the insulation cable is better.

The structure and the use principle of the insulating layer 1, the outer protective layer 3, the buffer layer 4, the inner protective layer 5 and the inner core 6 in the utility model are disclosed in China patent application No. 202220748104.0, and the working principle is that the buffer layer 4 can be used for relieving the pressure resisting the outside, and the insulating layer 1 plays an isolating protection role at the outermost side.

The working principle and the using flow of the utility model are as follows: when the utility model is used, the buffer layer 4 can play a role of slowing down and resisting external pressure, the insulation layer 1 plays an isolating protection role at the outermost side, the bump 21 on the outer side surface of the insulation layer 1 can reduce the contact between the insulation layer 1 and the external ground, abrasion can not be directly caused to the insulation layer 1 when dragging movement occurs, the reinforcing rib 24 in the insulation layer 1 can strengthen the integral structural strength of the insulation layer 1, the abrasion resistance of the extruded insulation low-voltage power cable is higher, the insulation layer 1 with serious abrasion can be removed and replaced under the sliding connection of the connecting block 22 and the groove 23, the service life of the device can be prolonged, the buffer grooves 72 between the sleeve 76 and the inner protection layer 5 can play a role of buffering, the external pressure is prevented from being directly transmitted to the inner core 6, the protection effect on the inner core 6 is better, the through groove 75 is formed in the inner pipe 74, the inner core 6 is subjected to the extrusion type inner pipe 74 to deform to further protect the inner core 6, and the compression resistance effect of the extruded insulation low-voltage cable is better.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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. An abrasion-resistant extrusion-coated insulated low-voltage power cable, comprising an inner core, and characterized in that: the outer side of inner core is provided with compression resistance module, and the inner protection layer is installed in compression resistance module's outside, and the outside cover of inner protection layer has the buffer layer, and the outside of buffer layer is provided with outer protective layer, and wear-resisting subassembly has been seted up to outer protective layer's outside surface, and the outside of outer protective layer is provided with the insulating layer.

2. A wear resistant extruded insulated low voltage power cable according to claim 1, wherein: the wear-resisting component comprises a bump, a connecting block and a groove, wherein the groove is formed in the outer side surface of the outer protective layer, the connecting block is arranged on the inner wall of the insulating layer, and the bump is mounted on the outer side surface of the insulating layer.

3. A wear resistant extruded insulated low voltage power cable according to claim 2, wherein: reinforcing ribs are embedded in the insulating layer, and a split structure is arranged between the insulating layer and the outer protective layer.

4. A wear resistant extruded insulated low voltage power cable according to claim 1, wherein: the compression-resistant assembly comprises a spacer, a buffer groove, an inner tube and a sleeve, wherein the sleeve is arranged on the outer side of the inner core, the inner tube is embedded in the sleeve, the spacer is arranged between the sleeve and the inner protection layer, and the buffer groove is formed between the spacer and the inner protection layer.

5. The abrasion resistant extrusion insulated low voltage power cable of claim 4, wherein: the inner tube is hollow.

6. The abrasion resistant extrusion insulated low voltage power cable of claim 4, wherein: the inner core is equidistantly distributed on the side edge of the inner tube, and a positioning sleeve is sleeved on the surface of the inner core.