CN217113889U

CN217113889U - Polyvinyl chloride power cable

Info

Publication number: CN217113889U
Application number: CN202220797971.3U
Authority: CN
Inventors: 艾亮; 田绍春
Original assignee: Shenyang Junhang Power Supply Technology Co ltd
Current assignee: Shenyang Junhang Power Supply Technology Co ltd
Priority date: 2022-04-08
Filing date: 2022-04-08
Publication date: 2022-08-02
Anticipated expiration: 2032-04-08

Abstract

The utility model discloses a polyvinyl chloride power cable, concretely relates to power cable technical field, which comprises a conductor, the outer pot head of conductor has the conductor shielding layer, the outer pot head of conductor shielding layer has the polyvinyl chloride insulating layer, the outer end of polyvinyl chloride insulating layer is connected with the insulation shielding layer, the outer pot head of insulation shielding layer has the metallic shield layer, the outer pot head of metallic shield layer has the outer protective sheath of polyethylene, the outer pot head of the outer protective sheath of polyethylene has the inoxidizing coating, the outer pot head of inoxidizing coating has the waterproof layer, the outer pot head of waterproof layer has the anticorrosive coating. The utility model discloses a wrap up the conductor shielding layer in the outer end of conductor, will the utility model discloses when burying underground, when the cable received external force, the resistance to compression layer can be offset to the power, is provided with a plurality of reinforcing plates between resistance to compression layer and the anticorrosive coating simultaneously, and the reinforcing plate can be dispersed to the power that the resistance to compression layer received to reduce the power that the conductor received, avoid the conductor to receive the extrusion and damage.

Description

Polyvinyl chloride power cable

Technical Field

The utility model relates to a power cable technical field, concretely relates to polyvinyl chloride power cable.

Background

The cable is a signal transmission device, usually composed of many wires, it is mainly the wire that transmits the electric power or information from one place to another place, the cable has power cable, control cable, compensating cable, shielding cable, high-temperature cable, computer cable and aluminum alloy cable, etc., the power cable is mainly used in the strong electric energy transmission in the transmitting, distributing, transmitting, transforming, power supply line, the current passing is big (dozens of amperes to thousands of amperes), the voltage is high (220V to 500kV and above), the biggest advantage of the cable is that the floor space is little, and the insulation distance difference between the lines is not big, if it is laid underground and will not occupy the space above the ground, will not be influenced by the surrounding environment pollution, the power transmission is very reliable and safe, will not cause the interference to the human body and surrounding environment. Therefore, cables are often used in locations with dense population and heavy traffic, playing a very important role in modern construction.

The prior art has the following defects: cable structure that uses in the existing market is fairly simple, lacks the protective structure to the cable, generally is at the outmost parcel one deck rubber sleeve of cable, and when long-time use, the rubber sleeve corrodes easily to unable effectual protecting the cable, when the cable received external force, unable effectual external force disperses and offsets, thereby makes the inside wire of cable receive the extrusion easily and takes place to damage, leads to the unable continuation transmission electric power of cable or information.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a polyvinyl chloride power cable to solve among the prior art because unable effectual cable that leads to protecting can't continue the problem of transmission electric power or information to the cable.

In order to achieve the above object, the present invention provides the following technical solutions: a polyvinyl chloride power cable comprises a conductor, wherein an outer end sleeve of the conductor is provided with a conductor shielding layer, an outer end sleeve of the conductor shielding layer is provided with a polyvinyl chloride insulating layer, the outer end of the polyvinyl chloride insulating layer is connected with an insulating shielding layer, an outer end sleeve of the insulating shielding layer is provided with a metal shielding layer, an outer end sleeve of the metal shielding layer is provided with a polyethylene outer protective sleeve, an outer end sleeve of the polyethylene outer protective sleeve is provided with a protective layer, an outer end sleeve of the protective layer is provided with a waterproof layer, an outer end sleeve of the waterproof layer is provided with an anticorrosive layer, the outer end of the anticorrosive layer is fixedly provided with a plurality of reinforcing plates, the outer end of the anticorrosive layer is provided with a pressure-resistant layer, the reinforcing plates are positioned between the anticorrosive layer and the pressure-resistant layer, when the cable is used, when the cable is extruded by external force, a plurality of reinforcing plates are arranged between the pressure-resistant layer and can be transmitted by the pressure-resistant layer, the reinforcing plate can disperse to external force to reduce the power that the conductor received, avoid the conductor to receive the extrusion damage easily, lead to the utility model discloses can't continue to use.

Further, polyvinyl chloride insulating layer is made by polyvinyl chloride, and polyvinyl chloride is a macromolecular material who uses a chlorine atom to replace a hydrogen atom in the polyethylene, is the amorphous polymer that contains a small amount of crystal structure, consequently has better heat-resisting fire prevention's advantage, thereby improves the utility model discloses fire-resistant and insulating nature.

Further, the cross-section of reinforcing plate is processed into the arc type, and when the reinforcing plate received external force, the arc can disperse the external force that receives to improve the utility model discloses a crushing resistance.

Furthermore, the waterproof layer is made by plant fiber, improves the utility model discloses a waterproof nature.

Further, the anti-pressure layer is made by the carbon fiber, and the carbon fiber mainly comprises carbon element, has characteristics such as high temperature resistant, antifriction, electrically conductive, heat conduction and corrosion-resistant, thereby improves the utility model discloses a protectiveness.

Furthermore, the inner cavity formed by the anti-corrosion layer and the pressure-resistant layer is filled with elastic sponge, and when the anti-corrosion layer and the pressure-resistant layer are extruded, the elastic sponge can rebound the force, so that the effect of recovery can be achieved.

Furthermore, the anticorrosive coating is made by glass steel, and it is combined together by two kinds or more than two kinds of materials to improve the utility model discloses a corrosion resistance.

Furtherly, conductor shield is made by the polyethylene material, improves the utility model discloses an insulating nature.

The utility model has the advantages of as follows:

1. the utility model discloses a set up waterproof layer, anticorrosive coating and reinforcing plate and resistance to compression layer, when using, wrap up the conductor shielding layer in the outer end of conductor, the conductor shielding layer can insulate the conductor, avoids the electromagnetic wave of conductor to receive the influence, will the utility model discloses when burying underground, when the cable receives external force, the resistance to compression layer can offset the power, is provided with a plurality of reinforcing plates between resistance to compression layer and the anticorrosive coating simultaneously, and the reinforcing plate can disperse to the power that the resistance to compression layer received to reduce the power that the conductor received, avoid the conductor to receive the extrusion and damage;

2. the utility model discloses an install protective sheath, inoxidizing coating, waterproof layer and anticorrosive coating outside polyethylene, when using, because the cable exposes outside or buries in the soil for a long time, the cable receives the corruption easily, consequently sets up the anticorrosive coating outside the cable, and the anticorrosive coating can be right the utility model discloses a protect, improve the corrosion resistance, the waterproof layer can improve waterproof nature simultaneously, avoids the rainwater to get into inside, prolongs the utility model discloses a life.

Drawings

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

fig. 2 is a side view provided by the present invention;

FIG. 3 is a schematic view of the connection between the corrosion protection layer and the reinforcing plate provided by the present invention;

fig. 4 is a cross-sectional view provided by the present invention;

fig. 5 is an enlarged view of a in fig. 2 according to the present invention.

In the figure: the cable comprises a conductor 1, a conductor shielding layer 2, a polyvinyl chloride insulating layer 3, an insulating shielding layer 4, a metal shielding layer 5, a polyethylene outer protective sleeve 6, a protective layer 7, a waterproof layer 8, an anticorrosive layer 9, a reinforcing plate 10 and a pressure-resistant layer 11.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. 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.

Referring to the attached drawings 1-5 of the specification, the polyvinyl chloride power cable of the embodiment comprises a conductor 1, wherein an outer end of the conductor 1 is sleeved with a conductor shielding layer 2, an outer end of the conductor shielding layer 2 is sleeved with a polyvinyl chloride insulating layer 3, an outer end of the polyvinyl chloride insulating layer 3 is connected with an insulating shielding layer 4, an outer end of the insulating shielding layer 4 is sleeved with a metal shielding layer 5, an outer end of the metal shielding layer 5 is sleeved with a polyethylene outer protective sleeve 6, an outer end of the polyethylene outer protective sleeve 6 is sleeved with a protective layer 7, an outer end of the protective layer 7 is sleeved with a waterproof layer 8, an outer end of the waterproof layer 8 is sleeved with an anticorrosive layer 9, a plurality of reinforcing plates 10 are fixedly arranged at an outer end of the anticorrosive layer 9, a cross section of each reinforcing plate 10 is processed into an arc shape, when the reinforcing plate 10 is subjected to an external force, the arc shape can disperse the received external force, so that the pressure resistance of the utility model is improved, the outer end of the anticorrosive layer 9 is provided with a pressure resistant layer 11, an inner cavity formed by the anticorrosive layer 9 and the pressure resistant layer 11 is filled with elastic sponge, when being extruded, the elastic sponge can rebound the force, thereby playing the role of recovery, the anti-pressure layer 11 is made of carbon fiber which mainly comprises carbon element and has the characteristics of high temperature resistance, friction resistance, electric conduction, heat conduction, corrosion resistance and the like, thereby improving the protection of the utility model, a plurality of the reinforced plates 10 are arranged between the anti-corrosion layer 9 and the compression resistant layer 11, when the cable is used and extruded when being subjected to external force, a plurality of reinforcing plates 10 are arranged between the pressure-resistant layer 11 and the anticorrosive layer 9, the external force can pass through the plurality of reinforcing plates 10 transmitted by the pressure-resistant layer 11, the reinforcing plates 10 can disperse the external force, thereby reduce the power that conductor 1 received, avoid conductor 1 to receive the extrusion damage easily and lead to the utility model discloses can't continue to use.

The implementation scenario is specifically as follows: when using, wrap up conductor shield 2 in conductor 1's outer end, conductor shield 2 can insulate conductor 1, avoids conductor 1's electromagnetic wave to receive the influence, will the utility model discloses when burying underground, when the cable receives external force, compressive layer 11 can offset the power, is provided with a plurality of reinforcing plates 10 between compressive layer 11 and anticorrosive coating 9 simultaneously, and reinforcing plate 10 can be dispersed to the power that compressive layer 11 received to reduce the power that conductor 1 received, avoid conductor 1 to receive the extrusion and harm.

Referring to the attached fig. 1-2 and 4-5 of the specification, the polyvinyl chloride power cable of this embodiment further includes a polyvinyl chloride insulating layer 3, the polyvinyl chloride insulating layer 3 is made of polyvinyl chloride, and polyvinyl chloride is a high molecular material using a chlorine atom to replace a hydrogen atom in polyethylene, and is an amorphous polymer containing a small amount of crystal structure, so that it has the advantage of better heat-resistant fire resistance, thereby improving the utility model discloses fire-resistant and insulating properties, waterproof layer 8 is made of plant fiber, improves the waterproof property of cable, conductor shielding layer 2 is made of polyethylene material, improves the utility model discloses an insulating property, anticorrosive coating 9 is made of glass steel, and it is combined together by two or more than two kinds of materials, thereby improves the utility model discloses an anticorrosive property.

The implementation scenario is specifically as follows: when using, the cable exposes for a long time in the outside or buries in the soil, and the cable receives the corruption easily, consequently sets up anticorrosive coating 9 in the cable outside, and anticorrosive coating 9 can be right the utility model discloses a protect, improve the corrosion resistance, waterproof layer 8 can improve waterproof nature simultaneously, avoids the rainwater to get into inside, prolongs the utility model discloses a life.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. A polyvinyl chloride power cable comprising a conductor (1), characterized in that: the outer end of the conductor (1) is sleeved with a conductor shielding layer (2), the outer end of the conductor shielding layer (2) is sleeved with a polyvinyl chloride insulating layer (3), the outer end of the polyvinyl chloride insulating layer (3) is connected with an insulating shielding layer (4), the outer end of the insulating shielding layer (4) is sleeved with a metal shielding layer (5), the outer end of the metal shielding layer (5) is sleeved with a polyethylene outer protective sleeve (6), a protective layer (7) is sleeved at the outer end of the polyethylene outer protective sleeve (6), a waterproof layer (8) is sleeved at the outer end of the protective layer (7), an anti-corrosion layer (9) is sleeved at the outer end of the waterproof layer (8), a plurality of reinforcing plates (10) are fixedly arranged at the outer end of the anti-corrosion layer (9), the outer end of anticorrosive coating (9) is provided with resistance to compression layer (11), and is a plurality of reinforcing plate (10) are in between anticorrosive coating (9) and resistance to compression layer (11).

2. A polyvinyl chloride power cable according to claim 1, characterized in that: the polyvinyl chloride insulating layer (3) is made of polyvinyl chloride.

3. A polyvinyl chloride power cable according to claim 1, characterized in that: the cross section of the reinforcing plate (10) is processed into an arc shape.

4. A polyvinyl chloride power cable according to claim 1, characterized in that: the waterproof layer (8) is made of plant fibers.

5. A polyvinyl chloride power cable according to claim 1, characterized in that: the pressure-resistant layer (11) is made of carbon fibers.

6. A polyvinyl chloride power cable according to claim 1, characterized in that: and elastic sponge is filled in the inner cavity formed by the anticorrosive layer (9) and the compression-resistant layer (11).

7. A polyvinyl chloride power cable according to claim 1, characterized in that: the anti-corrosion layer (9) is made of glass fiber reinforced plastic.

8. A polyvinyl chloride power cable according to claim 1, characterized in that: the conductor shielding layer (2) is made of polyethylene material.