CN217788062U

CN217788062U - High-strength anti-fracture cable

Info

Publication number: CN217788062U
Application number: CN202221294079.XU
Authority: CN
Inventors: 冯益君; 史建敏; 戴亚强
Original assignee: Jiangsu Jida Cable Co ltd
Current assignee: Jiangsu Jida Cable Co ltd
Priority date: 2022-05-27
Filing date: 2022-05-27
Publication date: 2022-11-11
Anticipated expiration: 2032-05-27

Abstract

The utility model relates to the technical field of cables, specifically be a high strength prevents cable that splits, including the rubber sleeve, three cable core has evenly been inserted in the inside of rubber sleeve, the surface of rubber sleeve is equipped with protective structure, protective structure includes the protecting strip, the protecting strip is convoluteed on the surface of rubber sleeve, the protecting strip is the stainless steel strip, the surface cover of protecting strip has pyrocondensation layer, pyrocondensation layer is the polyolefin cover, the surface on pyrocondensation layer splices there is the waterproof layer, the waterproof layer is the polyethylene cover, the surface of waterproof layer splices there is the flame retardant coating, the flame retardant coating is the asbestos jacket, the surface of flame retardant coating splices there is the protective layer, the protective layer is the polyvinyl chloride cover, the inside of rubber sleeve is equipped with auxiliary structure, auxiliary structure includes the strengthening cable. This application has solved because the epidermis of cable is softer, leads to the cable to be bitten by animals such as mouse and cuts off easily, causes the problem of power interruption.

Description

High-strength anti-fracture cable

Technical Field

The application relates to the technical field of cables, in particular to a high-strength anti-fracture cable.

Background

The cable is a cable component which utilizes a cable core arranged in a coated rubber sleeve as power transmission, and in practical application, after the cable is laid on the ground, the surface of the cable is relatively soft, so that the cable is easily gnawed by animals such as mice and the like, the power interruption is easily caused, and the service life of the cable is also shortened. Meanwhile, a certain supporting structure is lacked in the cable, so that the cable is easy to break due to the fact that the cable is bent under the action of gravity in the laying process.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the cable is easy to be bitten off by animals such as mice and the like to cause power interruption due to the fact that the skin of the cable is relatively soft in the prior art, and providing the high-strength anti-fracture cable.

In order to achieve the purpose, the following technical scheme is adopted in the application: the utility model provides a high strength prevents cable that splits, includes the rubber sleeve, three cable core has evenly been inserted to the inside of rubber sleeve, the surface of rubber sleeve is equipped with protective structure, protective structure includes the protecting strip, the protecting strip is convoluteed on the surface of rubber sleeve, the protecting strip is the stainless steel strip, the surface cover of protecting strip has pyrocondensation layer, pyrocondensation layer is the poly thin hydrocarbon cover.

The effect that above-mentioned part reaches is: through setting up protective structure, stainless steel's protecting strip has high hardness, can prevent effectively that the animal from stinging the rubber sleeve brokenly to prolong the life of rubber sleeve greatly, on this basis, the protecting strip still can not influence the user and buckle the cable core and lay.

Preferably, the outer surface of the heat-shrinkable layer is glued with a waterproof layer, and the waterproof layer is a polyethylene sleeve.

The effect that above-mentioned part reaches is: through setting up the waterproof layer, the waterproof layer of polyvinyl chloride material can be able to bear the erosion of most acid-base material, and the hydroscopicity is little, still can keep the compliance when low temperature to can reach waterproof effect.

Preferably, the outer surface of the waterproof layer is glued with a fireproof layer, and the fireproof layer is an asbestos sleeve.

The effect that above-mentioned part reaches is: through setting up the flame retardant coating, asbestos is a natural fibrous silicate mineral substance, and it has better high temperature resistance to the flame retardant coating of asbestos material can reach the effect that reduces external high temperature to the rubber sleeve harm to a certain extent.

Preferably, the outer surface of the fireproof layer is glued with a protective layer, and the protective layer is a polyvinyl chloride sleeve.

The effect that above-mentioned part reaches is: the polyvinyl chloride has higher sealing performance, so that the cable core is isolated from the outside.

Preferably, an auxiliary structure is arranged inside the rubber sleeve, the auxiliary structure comprises a reinforcing cable, the reinforcing cable is located inside the rubber sleeve, and the reinforcing cable is a steel cable.

The effect that above-mentioned part reaches does: through setting up auxiliary structure, reach the intensity that improves the cable with the help of the strengthening cable, prevent to a certain extent that the cable from because self gravity descends and the fracture to make the cable can carry out long distance and lay, enlarge cable application range's effect.

Preferably, an anti-abrasion layer is glued on the surface of the reinforcing cable, and the anti-abrasion layer is a polypropylene sleeve.

The effect that above-mentioned part reaches is: through setting up the abrasionproof layer, reach and wrap up the surface of strengthening the cable, prevent to strengthen the effect that takes place friction between cable and the cable core.

Preferably, a filling layer is filled between the rubber sleeve and the wear-resistant layer, and the filling layer is filled with rubber.

The effect that above-mentioned part reaches does: through setting up the filling layer, reach and restrict the position of cable core, prevent that the cable core from twining the effect of playing together.

In conclusion:

in this application, through setting up protective structure, when making the cable, convolute the surface at the rubber sleeve with the protecting strip earlier, because stainless steel's protecting strip has high hardness, can prevent effectively that the animal from stinging the rubber sleeve broken, thereby prolong the life of rubber sleeve greatly, on this basis, the protecting strip still can not influence the user and buckle the cable core and lay, then with pyrocondensation layer cover on the surface of protecting strip, heat the pyrocondensation layer again, the pyrocondensation layer can be heated the shrink and adsorb on the surface of protecting strip this moment, the pyrocondensation layer reaches the surface of parcel at the protecting strip this moment, prevent the effect that the protecting strip scatters, lay the waterproof layer after that, because the waterproof layer of polyvinyl chloride material can be able to bear the erosion of most acid-base material, the hydroscopicity is little, still can keep the compliance when low temperature, thereby can reach waterproof effect.

The flame retardant coating that the waterproof layer surface laid, because the asbestos is a natural fibrous silicate mineral substance, it has better high temperature resistance, thereby the flame retardant coating of asbestos material can reach the effect that reduces external high temperature and harm the rubber sleeve to a certain extent, because polyvinyl chloride has higher leakproofness, reach the effect of carrying out isolated protection to cable core and external, through setting up protective structure, it bites the rubber sleeve to have the animal of preventing effectively, thereby greatly prolong the life of rubber sleeve, on this basis, the protection strip still can not influence the effect that the user buckled the cable core and lays.

Drawings

FIG. 1 is a schematic perspective view of the present application;

FIG. 2 is a schematic cross-sectional view of FIG. 1 of the present application;

fig. 3 is a partial structural schematic diagram of fig. 1 of the present application.

Illustration of the drawings: 1. a rubber sleeve; 2. a cable core; 3. a protective structure; 31. a protective strip; 32. a heat-shrinkable layer; 33. a waterproof layer; 34. a fire barrier layer; 35. a protective layer; 4. an auxiliary structure; 41. a reinforcing cable; 42. an anti-wear layer; 43. and (5) filling the layer.

Detailed Description

Referring to fig. 1, the present application provides a technical solution: the utility model provides a high strength prevents cable that splits, including rubber sleeve 1, three cable core 2 has evenly been inserted to the inside of rubber sleeve 1, the surface of rubber sleeve 1 is equipped with protective structure 3, through setting up protective structure 3, can prevent effectively that the animal from biting rubber sleeve 1 brokenly, thereby prolong the life of rubber sleeve 1 greatly, the inside of rubber sleeve 1 is equipped with auxiliary structure 4, through setting up auxiliary structure 4, prevent to a certain extent that the cable from because self gravity tenesmus and fracture, thereby make the cable lay for a long distance, the normal laying of cable has been guaranteed.

Specifically, referring to fig. 2 and 3, the protective structure 3 includes a protective strip 31, and the protective strip 31 is wound on the surface of the rubber sleeve 1. In this embodiment, the guard bar 31 is a stainless steel bar, and the guard bar 31 made of stainless steel has extremely high hardness.

The outer surface cover of protection strip 31 has pyrocondensation layer 32, and pyrocondensation layer 32 is the polyolefin cover, and the surface of pyrocondensation layer 32 is spliced there is waterproof layer 33, and waterproof layer 33 is the polyethylene cover, and the waterproof layer 33 of polyvinyl chloride material can be able to bear the erosion of most of acid-base material, and the hydroscopicity is little, still can keep the compliance when low temperature to can reach waterproof effect.

In addition, the outer surface of the waterproof layer 33 is glued with a fireproof layer 34, the fireproof layer 34 is an asbestos sleeve, asbestos is a natural fibrous silicate mineral substance, and the asbestos has better high temperature resistance, so that the fireproof layer 34 made of asbestos can reduce the damage of the external high temperature to the rubber sleeve 1 to a certain extent.

The surface of flame retardant coating 34 is glued and is had protective layer 35, and protective layer 35 is the polyvinyl chloride cover, because polyvinyl chloride has higher leakproofness, protective layer 35 reaches the effect of carrying out isolated protection to cable core 2 and external.

Referring to fig. 3, specifically, the auxiliary structure 4 includes a reinforcing cable 41, the reinforcing cable 41 is located inside the rubber sleeve 1, the reinforcing cable 41 is a steel cable, the strength of the cable is improved by the reinforcing cable 41, an anti-abrasion layer 42 is glued on the surface of the reinforcing cable 41, the anti-abrasion layer 42 is a polypropylene sleeve, by providing the anti-abrasion layer 42, the surface of the reinforcing cable 41 is wrapped, and the effect of friction between the reinforcing cable 41 and the cable core 2 is prevented, a filling layer 43 is filled between the rubber sleeve 1 and the anti-abrasion layer 42, the filling layer 43 is made of rubber, and by providing the filling layer 43, the position of the cable core 2 is limited, and the cable core 2 is prevented from being wound together.

The utility model discloses a prevent that animal is nibbled and stings cable, when making the cable, convolute the surface at rubber sleeve 1 with protection strip 31 earlier, because stainless steel's protection strip 31 has high hardness, can prevent effectively that the animal from stinging rubber sleeve 1 broken, thereby prolong the life of rubber sleeve 1 greatly, on this basis, protection strip 31 still can not influence the user and buckle cable core 2 and lay, then overlap pyrocondensation layer 32 on the surface of protection strip 31, heat pyrocondensation layer 32 again, pyrocondensation layer 32 can be heated the shrink and adsorb on the surface of protection strip 31 this moment, pyrocondensation layer 32 reaches the parcel on the surface of protection strip 31 this moment, prevent the effect that protection strip 31 scatters.

The waterproof layer 33 is laid, the polyvinyl chloride waterproof layer 33 can resist corrosion of most acid and alkali substances, water absorption is small, and flexibility can be kept at low temperature, so that a waterproof effect can be achieved, the fireproof layer 34 laid on the outer surface of the waterproof layer 33 has good high temperature resistance because asbestos is a natural fibrous silicate mineral substance, so that the asbestos fireproof layer 34 can achieve the effect of reducing damage of external high temperature to the rubber sleeve 1 to a certain extent, and the polyvinyl chloride has high sealing performance, so that the cable core 2 is isolated from the outside, and the cable core 2 is prevented from electric leakage.

The strength of the cable can be improved by the steel reinforcing cables 41 in the auxiliary structure 4, the surface of the reinforcing cables 41 can be wrapped by the polypropylene anti-abrasion layer 42, friction between the reinforcing cables 41 and the cable core 2 is prevented, and the position of the cable core 2 is limited by the rubber filling layer 43, so that the cable core 2 is prevented from being wound together.

Claims

1. The utility model provides a high strength prevents cable that splits, includes rubber sleeve (1), its characterized in that: the cable comprises a rubber sleeve (1), wherein three cable cores (2) are uniformly inserted into the rubber sleeve (1), a protective structure (3) is arranged on the surface of the rubber sleeve (1), the protective structure (3) comprises a protective strip (31), the protective strip (31) is wound on the surface of the rubber sleeve (1), the protective strip (31) is a stainless steel strip, a heat-shrinkable layer (32) is sleeved on the outer surface of the protective strip (31), the heat-shrinkable layer (32) is a polyolefin sleeve, an auxiliary structure (4) is arranged inside the rubber sleeve (1), the auxiliary structure (4) comprises an reinforcing cable (41), the reinforcing cable (41) is located inside the rubber sleeve (1), and the reinforcing cable (41) is a steel cable.

2. A high strength break resistant cable according to claim 1, wherein: the surface of pyrocondensation layer (32) is glued with waterproof layer (33), waterproof layer (33) are the polyethylene cover.

3. A high strength fracture-resistant cable according to claim 2, wherein: the surface of waterproof layer (33) is glued and is had flame retardant coating (34), flame retardant coating (34) are the asbestos cover.

4. A high strength fracture-resistant cable according to claim 3, wherein: the outer surface of flame retardant coating (34) is glued with protective layer (35), protective layer (35) are the polyvinyl chloride cover.

5. A high strength break resistant cable according to claim 1, wherein: an anti-abrasion layer (42) is glued on the surface of the reinforcing cable (41), and the anti-abrasion layer (42) is a polypropylene sleeve.

6. A high strength anti-fracture cable according to claim 5, wherein: and a filling layer (43) is filled between the rubber sleeve (1) and the anti-wear layer (42), and the filling layer (43) is filled with rubber.