CN213183670U

CN213183670U - Wear-resisting cable

Info

Publication number: CN213183670U
Application number: CN202021901102.8U
Authority: CN
Inventors: 赖志杰
Original assignee: Xinjiang Fengshun Cable Manufacturing Co ltd
Current assignee: Xinjiang Fengshun Cable Manufacturing Co ltd
Priority date: 2020-09-03
Filing date: 2020-09-03
Publication date: 2021-05-11
Anticipated expiration: 2030-09-03

Abstract

The utility model discloses a wear-resisting type cable, its technical scheme is: including wear-resistant layer, protective layer, heat preservation and sinle silk, wear-resistant layer includes cord layer, steel wire layer, nylon belt layer and wear-resistant rubber layer, wear-resistant rubber layer inner wall is provided with nylon belt layer, nylon belt layer inner wall is provided with the steel wire layer, steel wire layer inner wall is provided with the cord layer, the utility model discloses beneficial effect is: the inner wall of the wear-resistant rubber layer is provided with a nylon belt layer, the inner wall of the nylon belt layer is provided with a steel wire layer, the inner wall of the steel wire layer is provided with a cord layer, the outer wall of the wear-resistant rubber layer is wrapped with the clamping sleeve, the surface of the clamping sleeve is overlapped with the surface of the wear-resistant rubber layer to limit the deformation of the clamping sleeve, the size is kept stable, and the wear-resistant rubber belt has the characteristics of high strength and strong.

Description

Wear-resisting cable

Technical Field

The utility model relates to the technical field of cables, concretely relates to wear-resisting type cable.

Background

The power cable is used for transmitting and distributing electric energy, is commonly used for urban underground power grids, power station leading-out lines, power supply inside industrial and mining enterprises and transmission lines under river-crossing seawater, is gradually increased in proportion in the power line, is a cable product used for transmitting and distributing high-power electric energy in a trunk line of a power system, and comprises various insulated power cables with voltage grades of 1-500KV and above.

The prior art has the following defects: the insulation and the sheath of the cable are mostly formed by organic polymer of plastics and rubber, the general wear-resisting types of the plastic and the rubber are poor, the cable is laid in a severe environment, when the cable is dragged, the sharp rock exposed on the earth surface easily scratches the wear-resisting layer, even scratches the wear-resisting layer and then scratches the wire core, so that the stable transmission of the cable to electric power and the stable transmission of electric signals are influenced, potential safety hazards are left, and accidents are caused.

Therefore, it is necessary to develop a wear-resistant cable.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a wear-resisting type cable sets up nylon belt through the wear-resisting rubber layer inner wall and restraints the layer, and nylon belt inner wall sets up the steel wire layer, and steel wire layer inner wall sets up the cord layer, and wear-resisting rubber layer outer wall parcel clamping sleeve, clamping sleeve surface and wear-resisting rubber layer overlap on surface to solve the poor problem of wear-resisting type.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a wear-resisting type cable includes wear-resisting layer, protective layer, heat preservation and sinle silk, wear-resisting layer includes cord layer, steel wire layer, nylon belt and wear-resisting rubber layer, wear-resisting rubber layer inner wall is provided with nylon belt and restraints the layer, nylon belt restraints the layer inner wall and is provided with the steel wire layer, steel wire layer inner wall is provided with the cord layer.

Preferably, the cord layer inner wall parcel protective layer, the protective layer includes outer protective sheath, steel band and interior protective sheath, outer protective sheath outer wall connection cord layer, outer protective sheath inner wall is provided with the steel band, the steel band inner wall is provided with interior protective sheath.

Preferably, the inner wall of the inner protective sleeve is wrapped with a heat-insulating layer, the heat-insulating layer comprises a wrapping tape and fillers, the inner wall of the inner protective sleeve is wrapped with the wrapping tape, and the fillers are arranged on the inner wall of the wrapping tape.

Preferably, the inner wall of the filler is wrapped with the wire cores, and the wire cores are provided with three groups.

Preferably, the wire core comprises a soft copper strip, an outer semiconductor shielding layer is arranged on the inner wall of the soft copper strip, an insulating layer is arranged on the inner wall of the outer semiconductor shielding layer, an inner semiconductor shielding layer is arranged on the inner wall of the insulating layer, and a copper conductor is arranged on the inner wall of the inner semiconductor shielding layer.

Preferably, the outer wall of the wear-resistant rubber layer is wrapped by the clamping sleeve, and the surface of the clamping sleeve is overlapped with the surface of the wear-resistant rubber layer.

Preferably, the outer wall of the wear-resistant rubber layer is wrapped with a traction sleeve, and the surface of the traction sleeve is overlapped with the surface of the wear-resistant rubber layer.

The utility model has the advantages that:

1. the inner wall of the wear-resistant rubber layer is provided with a nylon belt layer, the inner wall of the nylon belt layer is provided with a steel wire layer, the inner wall of the steel wire layer is provided with a cord layer, the outer wall of the wear-resistant rubber layer is wrapped with the clamping sleeve, the surface of the clamping sleeve is overlapped with the surface of the wear-resistant rubber layer to limit the deformation of the clamping sleeve and keep the size stable, and the wear-resistant rubber layer has the characteristics of high strength and strong wear;

2. outer protective sheath outer wall connection cord layer, outer protective sheath inner wall is provided with the steel band, the steel band inner wall is provided with interior protective sheath specific, outer protective sheath and interior protective sheath adopt black high density polyethylene material, outer protective sheath and interior protective sheath can protect the cable continuation work when antifriction layer because of long-time wearing and tearing or by the puncture, the steel band adopts the clearance to wind the package technology, with the steel band around the package on the protective sheath including, extrude outer protective sheath again, with the mechanical strength who increases the cable, have the strong effect of anti-erosion ability.

Drawings

Fig. 1 is a schematic elevation structure diagram of embodiment 1 of the present invention;

fig. 2 is a schematic sectional structure diagram of embodiment 1 of the present invention;

fig. 3 is a schematic diagram of a wire core structure in embodiment 1 of the present invention;

fig. 4 is a schematic view of installation of the clamping sleeve in embodiment 1 of the present invention;

fig. 5 is a schematic view of the installation of the traction sleeve in embodiment 2 of the present invention.

In the figure: 100 wear resistant layers, 110 cord layers, 120 steel wire layers, 130 nylon belt layers, 140 wear resistant rubber layers, 150 clamping sleeves, 160 traction sleeves, 200 protective layers, 210 outer protective sleeves, 220 steel strips, 230 inner protective sleeves, 300 insulating layers, 310 wrapping tapes, 320 fillers, 400 wire cores, 410 soft copper strips, 420 outer semiconductive shielding layers, 430 insulating layers, 440 inner semiconductive shielding layers and 450 copper conductors.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Embodiment 1, referring to fig. 1 to 4, the utility model provides a wear-resistant cable, including wear-resistant layer 100, protective layer 200, heat preservation layer 300 and core 400, specifically, wear-resistant layer 100 includes cord layer 110, steel wire layer 120, nylon belted layer 130 and wear-resistant rubber layer 140, wear-resistant rubber layer 140 inner wall is provided with nylon belted layer 130, nylon belted layer 130 plays mainly the effect of cramping wear-resistant layer 100 except playing the effect of alleviating impact, is the main stress component to wear-resistant layer 100, adopts high-strength, high-modulus and small-angle arranged cord as its reinforcing material, covers simultaneously high definite elongation, high hardness sizing material, nylon belted layer 130 plays the supporting role to wear-resistant rubber layer 140 when the external force is dragged, nylon belted layer 130 inner wall is provided with steel wire layer 120, steel wire layer 120 has the hardness of strengthening wear-resistant layer 100, prevents the effect of impaling, the inner wall of the steel wire layer 120 is provided with a cord layer 110, the cord layer 110 is used as a framework material of the wear-resistant layer 100, is made of fine fabric fibers bonded on rubber, is used for bearing acting force from the inside and the outside of the cable, improves the strength of the cable, limits the deformation of the cable, keeps the stable size and has the characteristic of good elasticity;

further, the inner wall of the cord layer 110 is wrapped with a protective layer 200, specifically, the protective layer 200 comprises an outer protective sleeve 210, a steel strip 220 and an inner protective sleeve 230, the outer wall of the outer protective sleeve 210 is connected with the cord layer 110, the inner wall of the outer protective sleeve 210 is provided with the steel strip 220, the inner wall of the steel strip 220 is provided with the concrete inner protective sleeve 230, the outer protective sleeve 210 and the inner protective sleeve 230 are made of black high-density polyethylene materials, high-density polyethylene base resin special for the jacket materials is selected, high-quality carbon black masterbatch and other related processing aids are added, and the protective layer is formed by mixing and granulation, and the factors such as high-quality carbon black masterbatch content, carbon black granularity, dispersity and the like have great influence on the long-term performance of the optical cable, such as ultraviolet radiation aging resistance, heat aging resistance and the like, have high stability and reliability, and adapt, the cable has the unique advantages that when the abrasion-resistant layer 100 is worn for a long time or punctured, the outer protective sleeve 210 and the inner protective sleeve 230 can protect the cable from continuing to work, the steel belt 220 adopts a gap wrapping process, the steel belt 220 is wrapped on the inner protective sleeve 230, and then the outer protective sleeve 210 is extruded, so that the mechanical strength of the cable is increased, and the effect of improving the anti-corrosion capability is achieved;

further, the inner wall of the inner protective sleeve 230 wraps the insulating layer 300, the insulating layer 300 comprises a wrapping tape 310 and a filler 320, the inner wall of the inner protective sleeve 230 wraps the wrapping tape 310, the filler 320 is arranged on the inner wall of the wrapping tape 310, the wrapping tape 310 is made of non-woven fabrics, can resist high temperature, can bear 230 ℃ without melting and deforming, the cable non-woven fabrics have good corrosion resistance and vulcanization resistance, and has good tensile strength, the wrapping tape 310 has a protection effect on the insulating layer 300 and the cable core 400, is not damaged by contact of the steel strip 220 when the cable is armored, has the effects of buffering and padding, the filler 320 is made of glass fiber materials, the main components of the glass fiber are silicon dioxide, aluminum oxide, calcium oxide, boron oxide, magnesium oxide and sodium oxide, the strength is not affected when the temperature reaches 300 ℃, and has the characteristics of non-combustion, corrosion resistance, heat insulation, high tensile strength and good electrical insulation, the filler 320 has the function of enabling the cable to be tight and free of gaps and enabling the shape of the cable body to be round;

further, the inner wall of the filler 320 wraps the wire cores 400, specifically, three groups of the wire cores 400 are provided, and the wire cores 400 are conductive parts of the cable and have the function of conveying electric energy;

further, the wire core 400 includes a soft copper strip 410, specifically, the soft copper strip 410 is used for shielding and avoiding interference of high-voltage alternating current to external facilities and signals, the soft copper strip 410 has an electromagnetic field interference isolation function, an outer semiconductor shielding layer 420 is disposed on an inner wall of the soft copper strip 410, an insulating layer 430 is disposed on an inner wall of the outer semiconductor shielding layer 420, an inner semiconductor shielding layer 440 is disposed on an inner wall of the insulating layer 430, the outer semiconductor shielding layer 420 and the inner semiconductor shielding layer 440 uniformly wrap the insulating layer 430 to enable the insulating layer 430 and the copper conductor 450 to have better contact, conductor surface electromagnetic field strength caused by non-smoothness of the surface of the copper conductor 450 is eliminated, an inner shielding layer of metallized paper or a semiconductor paper strip is wrapped on the surface of the copper conductor 450, the material of the outer semiconductor shielding layer 420 is the same as that of the inner semiconductor shielding layer 440, the inner wall of the inner semiconductor shielding layer 440 is provided with the copper conductor, the copper conductor 450 has high temperature resistance level, the melting point reaches 1083.4 ℃, the resistivity is low, and the copper conductor has the characteristics of explosion resistance and fire resistance;

further, the outer wall of the wear-resistant rubber layer 140 is wrapped by the clamping sleeve 150, the surface of the clamping sleeve 150 is overlapped with the surface of the wear-resistant rubber layer 140, specifically, the clamping sleeve 150 is made of rubber and has the characteristics of wear resistance and high hardness, and the clamping sleeve 150 has a clamping effect on the wear-resistant rubber layer 140, so that the overall strength is improved.

The utility model discloses a use as follows: use the utility model discloses the time staff of this field need be with sinle silk 400 outer wall parcel protective layer 200, and the resistant wearing layer 100 of protective layer 200 outer wall parcel evenly sets up the recess on wear-resisting rubber layer 140, connects on wear-resisting rubber layer 140's recess the mode of clamp sleeve 150 through the hot melt, makes wear-resisting rubber layer 140 and clamp sleeve 150 overlap and level.

Example 2:

referring to fig. 5 of the specification, the abrasion resistant cable of this embodiment further includes a pulling sleeve 160;

further, the outer wall of the wear-resistant rubber layer 140 is wrapped by the traction sleeve 160, the surface of the traction sleeve 160 is overlapped with the surface of the wear-resistant rubber layer 140, specifically, the traction sleeve 160 has a clamping effect on the wear-resistant rubber layer 140, concave points are uniformly arranged on the surface of the traction sleeve 160, and the traction sleeve 160 is used as a fulcrum during installation and traction, so that the friction is increased, and the slipping is prevented.

The implementation scenario is specifically as follows: a worker in the art would need to replace the clamping sleeve 150 with the pulling sleeve 160 when using the present invention.

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. The utility model provides a wear-resisting type cable, includes antifriction layer (100), protective layer (200), heat preservation (300) and sinle silk (400), its characterized in that: the wear-resistant layer (100) comprises a cord layer (110), a steel wire layer (120), a nylon belt layer (130) and a wear-resistant rubber layer (140), wherein the nylon belt layer (130) is arranged on the inner wall of the wear-resistant rubber layer (140), the steel wire layer (120) is arranged on the inner wall of the nylon belt layer (130), and the cord layer (110) is arranged on the inner wall of the steel wire layer (120).

2. A wear-resistant cable in accordance with claim 1, wherein: cord layer (110) inner wall parcel protective layer (200), protective layer (200) are including outer protective sheath (210), steel band (220) and interior protective sheath (230), outer protective sheath (210) outer wall connection cord layer (110), outer protective sheath (210) inner wall is provided with steel band (220), steel band (220) inner wall is provided with interior protective sheath (230).

3. A wear-resistant cable in accordance with claim 2, wherein: the inner wall of the inner protective sleeve (230) is wrapped with the heat-insulating layer (300), the heat-insulating layer (300) comprises wrapping bands (310) and fillers (320), the inner wall of the inner protective sleeve (230) is wrapped with the wrapping bands (310), and the fillers (320) are arranged on the inner wall of the wrapping bands (310).

4. A wear-resistant cable in accordance with claim 3, wherein: the inner wall of the filler (320) wraps the wire core (400), and three groups of wire cores (400) are arranged.

5. A wear-resistant cable in accordance with claim 3, wherein: the cable core (400) comprises a soft copper strip (410), an outer semiconductor shielding layer (420) is arranged on the inner wall of the soft copper strip (410), an insulating layer (430) is arranged on the inner wall of the outer semiconductor shielding layer (420), an inner semiconductor shielding layer (440) is arranged on the inner wall of the insulating layer (430), and a copper conductor (450) is arranged on the inner wall of the inner semiconductor shielding layer (440).

6. A wear-resistant cable in accordance with claim 1, wherein: the outer wall of the wear-resistant rubber layer (140) is wrapped by the clamping sleeve (150), and the surface of the clamping sleeve (150) is overlapped with the surface of the wear-resistant rubber layer (140).

7. A wear-resistant cable in accordance with claim 1, wherein: the outer wall of the wear-resistant rubber layer (140) is wrapped by a traction sleeve (160), and the surface of the traction sleeve (160) is overlapped with the surface of the wear-resistant rubber layer (140).