CN213752055U

CN213752055U - Insulated steel strip armored polyethylene sheath power cable

Info

Publication number: CN213752055U
Application number: CN202023117757.9U
Authority: CN
Inventors: 徐惠平; 夏涛; 徐广宇
Original assignee: Jiangsu Yujiu Cable Technology Co ltd
Current assignee: Jiangsu Yujiu Cable Technology Co ltd
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-07-20
Anticipated expiration: 2030-12-23

Abstract

The utility model discloses an insulating steel band armor polyethylene sheath power cable relates to power cable technical field, leads to its outside problem of damaging easily when placing it for solving current power cable. Outer inoxidizing coating is installed to the outer wall of power cable body, install the go-between on the outer wall of outer inoxidizing coating, and the go-between installs ten, connect the via hole is installed to the intermediate position department of go-between, the intermediate position department at both ends all installs magnetism and inhales the inserted block about the go-between, the slot is inhaled to magnetism is installed to the one end of inhaling the inserted block, and magnetism inhales the inserted block and inhales slot magnetism with magnetism and is connected, the support ring is installed to the inner wall of outer inoxidizing coating.

Description

Insulated steel strip armored polyethylene sheath power cable

Technical Field

The utility model relates to a power cable technical field specifically is an insulating steel band armor polyethylene sheath power cable.

Background

The power cable is used for transmitting and distributing electric energy, plays an important role in linking in the infrastructure of China, 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, and has a gradually increasing proportion in the power line. The power cable is a cable product for transmitting and distributing high-power electric energy in a main line of a power system, and comprises various voltage grades of 1-500KV and above, and various insulated power cables can be divided into medium-voltage power cables, low-voltage power cables (35 KV and below), high-voltage cables (110 KV and above), ultrahigh-voltage cables (275-800 KV) and ultrahigh-voltage cables (1000 KV and above) according to the voltage grades, and can be further divided into alternating-current cables and direct-current cables according to the current system.

However, the existing power cable has the problem that the external part of the existing power cable is easily damaged when the existing power cable is placed; therefore, the existing requirements are not met, and an insulated steel tape armored polyethylene sheath power cable is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an insulated steel band armor polyethylene sheath power cable to solve the current power cable that provides among the above-mentioned background art and lead to its problem of outside damage easily when placing it.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an insulating steel band armor polyethylene sheath power cable, includes the power cable body, outer inoxidizing coating is installed to the outer wall of power cable body, install the go-between on the outer wall of outer inoxidizing coating, and the go-between installs ten, connect the via hole is installed to the intermediate position department of go-between, the intermediate position department at both ends all installs magnetism and inhales the inserted block about the go-between, the one end of magnetism is inhaled the inserted block and is installed magnetism and inhale the slot, and magnetism is inhaled the inserted block and is inhaled slot magnetism with magnetism and be connected, the support ring is installed to the inner wall of outer inoxidizing coating.

Preferably, a conductor layer is installed inside the power cable body, a conductor is installed inside the conductor layer, and a conductor shielding layer is installed on the outer wall of the conductor.

Preferably, the outer wall of the conductor layer is provided with an insulating shielding layer, the outer wall of the insulating shielding layer is provided with a semi-conductive water-blocking tape, and the outer wall of the semi-conductive water-blocking tape is provided with a semi-conductive water-blocking cushion layer.

Preferably, an insulating steel belt layer is installed on the outer wall of the semi-conducting resistance water cushion layer, and a polyethylene sheath layer is installed on the outer wall of the insulating steel belt layer.

Preferably, the outer wall of the polyethylene sheath layer is provided with an armor layer.

Preferably, the outer wall of the armor layer is provided with a polypropylene fiber outer sleeve.

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

the utility model discloses an outer protective layer is installed on the outer wall of power cable body, the outer wall of outer protective layer is installed with the go-between, and the go-between is installed ten, outer protective layer is used for playing the effect of external protection, it can protect its outside when power cable body is placed, make its outside polypropylene fiber overcoat not receive external factor and damage when placing, the intermediate position department of go-between installs the connect-through hole, utilize go-between and connect-through hole can be convenient for the user to put it when placing with other components such as the body of rod and connect, make its place and fixed effect more comprehensive, outer protective layer comprises two semicircles, it can be through magnetism inhale the inserted block and inhale the magnetism of slot and connect and carry out the composite mount, make the user use more convenient, the support ring of inner wall plays the fixed effect of support, compare in general power cable, the utility model provides high power cable is in the outside protective effect who places to the user of being convenient for installs, thereby can be fit for the user more and choose for use.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of a partial structure of the conductor layer of the present invention.

Fig. 3 is a schematic view of the local structure of the outer protective layer of the present invention.

In the figure: 1. a power cable body; 2. a conductor layer; 3. an insulating shield layer; 4. a semiconductive water-blocking tape; 5. a semiconductor resistance water cushion layer; 6. insulating steel belt layers; 7. a polyethylene jacket layer; 8. an armor layer; 9. a polypropylene fiber jacket; 10. an outer protective layer; 11. a connecting ring; 12. a connecting through hole; 13. magnetically attracting the insert block; 14. magnetically attracting the slot; 15. a conductor shield layer; 16. a conductor; 17. and (3) supporting the ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides an insulating steel band armor polyethylene sheath power cable, including power cable body 1, outer inoxidizing coating 10 is installed to power cable body 1's outer wall, install go-between 11 on the outer wall of outer inoxidizing coating 10, and go-between 11 installs ten, connect hole 12 is installed to go-between 11's intermediate position department, the intermediate position department at both ends all installs magnetism and inhales inserted block 13 about go-between 11, magnetism is inhaled the one end of inserted block 13 and is installed magnetism and inhale slot 14, magnetism is inhaled inserted block 13 and is inhaled slot 14 magnetism with magnetism and be connected, support ring 17 is installed to outer inoxidizing coating 10's inner wall.

Further, the conductor layer 2 is installed inside the power cable body 1, the conductor 16 is installed inside the conductor layer 2, the conductor shield layer 15 is installed on the outer wall of the conductor 16, and the conductor shield layer 15 is used for achieving an internal shielding effect.

Further, the outer wall of the conductor layer 2 is provided with an insulating shielding layer 3, the outer wall of the insulating shielding layer 3 is provided with a semi-conductive water blocking tape 4, the outer wall of the semi-conductive water blocking tape 4 is provided with a semi-conductive water blocking cushion layer 5, and the semi-conductive water blocking tape 4 and the semi-conductive water blocking cushion layer 5 are used for enhancing the internal waterproof effect.

Furthermore, an insulating steel belt layer 6 is installed on the outer wall of the semi-conductive water blocking cushion layer 5, a polyethylene sheath layer 7 is installed on the outer wall of the insulating steel belt layer 6, and the polyethylene sheath layer 7 and the insulating steel belt layer 6 are used for achieving the effects of corrosion resistance and insulation.

Further, armor 8 is installed to the outer wall of polyethylene restrictive coating 7, and armor 8 has strengthened holistic protective strength.

Further, the outer wall of the armor layer 8 is provided with a polypropylene fiber outer sleeve 9, and the polypropylene fiber outer sleeve 9 is used for improving the protection of the outside.

The working principle is as follows: when in use, the outer protective layer 10 is arranged on the outer wall of the power cable body 1, the connecting rings 11 are arranged on the outer wall of the outer protective layer 10, ten connecting rings 11 are arranged on the connecting rings 11, the outer protective layer 10 plays an external protection effect, the outer part of the power cable body 1 can be protected when placed, the outer polypropylene fiber outer sleeve 9 cannot be damaged by external factors when placed, the connecting through hole 12 is arranged in the middle position of the connecting ring 11, the connecting ring 11 and the connecting through hole 12 can be conveniently assembled and connected with other components such as a rod body when placed by a user, so that the placing and fixing effects are more comprehensive, the outer protective layer 10 consists of two semi-circles, the outer protective layer can be assembled and installed by magnetic connection of the magnetic attraction inserting block 13 and the magnetic attraction inserting slot 14, the user can use the electric cable more conveniently, and the supporting ring 17 on the inner wall plays a role in supporting and fixing, compared with the general power cable, the utility model provides high power cable is in the outside protective effect who places, and the user of being convenient for installs, thereby can be fit for the user more and choose for use, conductor shield 15 is used for playing the effect of internal shield, semi-conductive waterproofing strip 4 and semi-conductive water-blocking cushion 5 are used for strengthening inside water-proof effects, polyethylene restrictive coating 7 and insulating steel tape layer 6 are used for playing corrosion-resistant, insulating effect, holistic proof strength has been strengthened to armor 8, polypropylene fiber overcoat 9 is used for improving outside protectiveness.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an insulating steel band armouring polyethylene sheath power cable, includes power cable body (1), its characterized in that: outer inoxidizing coating (10) are installed to the outer wall of power cable body (1), install go-between (11) on the outer wall of outer inoxidizing coating (10), and go-between (11) install ten, connect through-hole (12) are installed to the intermediate position department of go-between (11), the intermediate position department at both ends all installs magnetism and inhales inserted block (13) about go-between (11), the one end of magnetism is inhaled inserted block (13) and is installed magnetism and inhale slot (14), and magnetism is inhaled inserted block (13) and is inhaled slot (14) magnetism with magnetism and be connected, support ring (17) are installed to the inner wall of outer inoxidizing coating (10).

2. The insulated steel tape armored polyethylene sheath power cable according to claim 1, wherein: the power cable is characterized in that a conductor layer (2) is installed inside the power cable body (1), a conductor (16) is installed inside the conductor layer (2), and a conductor shielding layer (15) is installed on the outer wall of the conductor (16).

3. The insulated steel tape armored polyethylene sheath power cable according to claim 2, wherein: the outer wall of the conductor layer (2) is provided with an insulating and shielding layer (3), the outer wall of the insulating and shielding layer (3) is provided with a semi-conductive water-blocking tape (4), and the outer wall of the semi-conductive water-blocking tape (4) is provided with a semi-conductive water-blocking cushion layer (5).

4. The insulated steel tape armored polyethylene sheath power cable according to claim 3, wherein: an insulating steel belt layer (6) is installed on the outer wall of the semi-conducting resistance water cushion layer (5), and a polyethylene sheath layer (7) is installed on the outer wall of the insulating steel belt layer (6).

5. The insulated steel tape armored polyethylene sheath power cable according to claim 4, wherein: and an armor layer (8) is arranged on the outer wall of the polyethylene sheath layer (7).

6. The insulated steel tape armored polyethylene sheath power cable according to claim 5, wherein: and a polypropylene fiber outer sleeve (9) is arranged on the outer wall of the armor layer (8).