CN216623864U

CN216623864U - Capacity-increasable overhead insulated cable

Info

Publication number: CN216623864U
Application number: CN202122990678.7U
Authority: CN
Inventors: 马学超
Original assignee: Guizhou Yudie Electric Co ltd
Current assignee: Guizhou Yudie Electric Co ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-05-27
Anticipated expiration: 2031-11-30

Abstract

The utility model relates to the technical field of insulated cables, in particular to an overhead insulated cable capable of increasing capacity, which comprises two cable fixing pieces, wherein a connecting piece is fixedly connected between the two cable fixing pieces, one side of each of the two cable fixing pieces is provided with an elastic piece, and a cable body is arranged inside each of the two cable fixing pieces. The utility model has the advantages that: the cable mounting can be in the same place two fixes as a set of cables, have because of the diameter difference for the cable, so one side of cable mounting is provided with the elastic component, can be applicable to the cable of different diameters, can improve holistic pleasing to the eye like this, and can be more convenient when maintenance personal maintains, the efficiency of maintenance has been improved, the wearing layer can play wear-resisting effect, prevent that the outer quilt of cable body from being worn out, because can take place danger if outer quilt is worn out, so the wearing layer has also played the effect of protection, the life of cable body has been increased.

Description

Capacity-increasable overhead insulated cable

Technical Field

The utility model relates to the technical field of insulated cables, in particular to a capacity-increasing overhead insulated cable.

Background

Along with the continuous high-speed development of economy in China, the demand on electric power energy is also sharply increased, the urbanization process is rapidly promoted, the population is sharply increased, the load of an urban power distribution network is rapidly increased due to the increase of electric power users and the diversification of power utilization facilities, and although network provinces companies develop large-scale old equipment transformation work for many years, because of the scarcity of underground corridor resources on the ground of a city, the contradiction between supply and demand is still serious, besides the electric power cables, the urban outer ring and urban and rural combination parts also adopt a large amount of overhead insulated cables, only a Shenyang company needs more than 1000 kilometers, the industrial gravity center moves outwards, the urban power distribution line corridor is more tense than a power transmission line, the overhead power distribution line becomes a power supply bottleneck, and solutions are urgently sought, so that the capacity-increasing overhead insulated conductors are researched and developed, the capacity-increasing capacity is utilized for capacity-increasing transformation, and the capacity-increasing capacity can be improved by 20%, the above problems can be solved well. The 10kV insulated capacity-increasing lead is applied to the capacity-increasing transformation of distribution lines or old lines, the capacity-increasing transformation in the power industry is a new attempt, and if the original line path can be utilized, the links such as land acquisition construction and the like are avoided, the construction period is shortened, the construction cost is reduced, and better social benefit and economic benefit are achieved.

At present, when a cable is installed, a plurality of cables cannot be fixed together, the winding condition can occur, the appearance is not attractive, and the trouble is added to maintenance personnel, the abrasion condition can occur in the use process of the cable, and the abrasion condition can cause the abnormal use of the cable.

In view of the above problems, the present invention provides a capacity-increasable overhead insulated cable, which can solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide a compatibilizable overhead insulated cable.

The purpose of the utility model is realized by the following technical scheme: the utility model provides a but aerial insulated cable of increase-volume, includes two cable mounting, two fixedly connected with connecting piece between the cable mounting, two one side of cable mounting all is provided with an elastic component, two the inside of cable mounting all is provided with a cable body.

Optionally, the two cable fixing pieces are semicircular, and the material of the cable fixing piece is plastic.

Optionally, the elastic member is arc-shaped, the elastic member is made of a soft material, and the soft material is rubber.

Optionally, the cable body includes aluminum alloy cores, and the aluminum alloy cores are arranged in a circumferential array.

Optionally, a plurality of aluminum conductors are lapped on the outer surface of the aluminum alloy core, and the plurality of aluminum conductors are arranged in a circumferential array.

Optionally, a water-blocking filling material is arranged inside the cable body, and the water-blocking filling material is located between the aluminum alloy core and the aluminum conductor.

Optionally, the outer surface of the aluminum conductor is sleeved with a fire insulation layer, the outer surface of the fire insulation layer is sleeved with an insulating layer, the insulating layer is made of a soft material, and the soft material is PVC polyethylene.

Optionally, a wear-resistant layer is sleeved on the outer surface of the insulating layer.

The utility model has the following advantages:

1. at present, when cables are installed, the cables cannot be fixed together, the winding condition can occur, the appearance is not attractive, and troubles are added to maintenance personnel.

2. The cable can be worn in the using process, and the cable cannot be normally used due to the wearing condition, so that the wear-resistant layer can play a wear-resistant role, the outer layer of the cable body is prevented from being worn, and if the outer layer is worn, danger can occur, the wear-resistant layer also plays a protection role, and the service life of the cable body is prolonged.

Drawings

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

FIG. 2 is a schematic view of a cable mount configuration of the present invention;

fig. 3 is a schematic cross-sectional structure diagram of the cable body of the present invention.

In the figure: the cable comprises a cable fixing piece 1, a cable connecting piece 2, an elastic piece 3, a cable body 4, an aluminum alloy core 401, an aluminum conductor 402, a water-blocking filling material 403, an insulating layer 404, a wear-resistant layer 405 and a fire-insulating layer 406.

Detailed Description

The utility model will be further described with reference to the accompanying drawings, but the scope of the utility model is not limited to the following.

As shown in fig. 1 to 3, an overhead insulated cable capable of increasing capacity includes two cable fixing parts 1, a connecting part 2 is fixedly connected between the two cable fixing parts 1, one side of each of the two cable fixing parts 1 is provided with an elastic part 3, and a cable body 4 is arranged inside each of the two cable fixing parts 1.

As a preferred technical scheme of the utility model: the two cable fixing pieces 1 are semicircular, the material of the cable fixing pieces 1 is plastic, and the plastic has some elasticity, so that the cable fixing pieces are also suitable for any size.

As a preferred technical scheme of the utility model: the elastic piece 3 is arc-shaped, the elastic piece 3 is made of soft materials, the soft materials are rubber, a plurality of cables cannot be fixed together when the cables are installed at present, the winding condition can occur, the appearance is not attractive, and troubles are added to maintenance personnel.

As a preferred technical scheme of the utility model: the cable body 4 comprises an aluminum alloy core 401, and the aluminum alloy core 401 is arranged in a circumferential array.

As a preferred technical scheme of the utility model: a plurality of aluminum conductors 402 are lapped on the outer surface of the aluminum alloy core 401, and the aluminum conductors 402 are arranged in a circumferential array.

As a preferred technical scheme of the utility model: the inside of the cable body 4 is provided with a water blocking filling material 403, and the water blocking filling material 403 is located between the aluminum alloy core 401 and the aluminum conductor 402.

As a preferred technical scheme of the utility model: the outer surface of the aluminum conductor 402 is sleeved with a fire insulation layer 406 to prevent the fire caused by high temperature, the outer surface of the fire insulation layer 406 is sleeved with an insulating layer 404, the insulating layer 404 is made of soft material, the soft material is PVC polyethylene, the insulating effect is achieved, and the cost of the PVC polyethylene is low.

As a preferred technical scheme of the utility model: the outer surface of the insulating layer 404 is sleeved with the wear-resistant layer 405, so that the cable can be worn in the using process, and the cable cannot be normally used due to the wear-resistant condition, so that the wear-resistant effect can be achieved through the wear-resistant layer 405, the outer layer of the cable body 4 is prevented from being worn, and the wear-resistant layer 405 also plays a role in protection and prolongs the service life of the cable body 4 because danger can be caused if the outer layer is worn.

In summary, the following steps: at present, when a cable is installed, a plurality of cables cannot be fixed together, winding conditions can occur, the cable is not attractive at the time, and troubles are added to maintenance personnel, so that two cables can be fixed together in a group through the arranged cable fixing part 1, and due to different diameters of the cables, one side of the cable fixing part 1 is provided with the elastic part 3 which can be suitable for the cables with different diameters, the integral attractiveness can be improved, the maintenance personnel can maintain more conveniently, and the maintenance efficiency is improved; the cable can be worn in the using process, and the cable cannot be normally used due to the worn condition, so that the wear-resistant layer 405 can play a wear-resistant role to prevent the outer layer of the cable body 4 from being worn, and because danger can occur when the outer layer is worn, the wear-resistant layer 405 also plays a protection role to prolong the service life of the cable body 4.

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. A capacity-expandable overhead insulated cable is characterized in that: the cable fixing piece comprises two cable fixing pieces (1), wherein a connecting piece (2) is fixedly connected between the two cable fixing pieces (1), one side of each cable fixing piece (1) is provided with an elastic piece (3), and the inside of each cable fixing piece (1) is provided with a cable body (4).

2. A compatibilizable overhead insulated cable according to claim 1, wherein: the two cable fixing pieces (1) are semicircular, and the material of the cable fixing pieces (1) is plastic.

3. A compatibilizable overhead insulated cable according to claim 1, wherein: the elastic piece (3) is arc-shaped, the elastic piece (3) is made of soft materials, and the soft materials are rubber.

4. A compatibilizable overhead insulated cable according to claim 1, wherein: the cable body (4) comprises aluminum alloy cores (401), and the aluminum alloy cores (401) are arranged in a circumferential array.

5. A compatibilizable overhead insulated cable according to claim 4, wherein: a plurality of aluminum conductors (402) are lapped on the outer surface of the aluminum alloy core (401), and the aluminum conductors (402) are arranged in a circumferential array.

6. A compatibilizable overhead insulated cable according to claim 1, wherein: and a water-blocking filling material (403) is arranged inside the cable body (4), and the water-blocking filling material (403) is positioned between the aluminum alloy core (401) and the aluminum conductor (402).

7. A compatibilized overhead insulated cable according to claim 5, wherein: the outer surface of the aluminum conductor (402) is sleeved with a fire insulation layer (406), the outer surface of the fire insulation layer (406) is sleeved with an insulating layer (404), the insulating layer (404) is made of soft materials, and the soft materials are PVC polyethylene.

8. A compatibilized overhead insulated cable according to claim 7, wherein: the outer surface of the insulating layer (404) is sleeved with a wear-resistant layer (405).