CN218159697U - Cable for electric scraper - Google Patents

Abstract

The utility model discloses a cable for electric scraper, through set up wire rope and filling layer between many cable core, improved the tensile ability of cable, carry on spacing to the cable core simultaneously, reduce the risk that the cable core was broken; through the inner sheath cladding cable core that sets up and adopt rubber materials, the one deck weaving layer is woven on the inner sheath surface simultaneously to one side cladding that the inner sheath was provided with the weaving layer sets up the outer jacket that adopts rubber materials, outer jacket and weaving layer, inner sheath formation fixed knot construct, further improved the tensile strength of cable and cable core's steadiness, and improved the wearability of cable, the life of extension cable, but wide application in cable technical field.

Description

Cable for electric scraper

Technical Field

The utility model belongs to the technical field of the cable technique and specifically relates to a cable for electric scraper.

Background

The scraper cable is a connectable cable for controlling the electric scraper device, and is suitable for waste incineration plants, waste power plants, underground mining operation sites, coal mines, iron mines and the like.

The cable for the electric scraper has a severe working environment, needs to be frequently moved in a roadway for power supply, is easy to directly contact iron ore and various gravels with different hardness, and causes serious cable abrasion; meanwhile, the cable for the electric scraper needs to be frequently moved forwards, translated or recovered during working, and is very easy to damage due to great pulling force and torsion. Most of traditional cables for electric scrapers are made of rubber sleeves, so that the severe working environment cannot be met, and economic loss is brought to the ore mining industry.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model aims to provide a: provided is a cable for an electric scraper, which is used for improving the wear resistance and the stretching resistance, bending resistance, torsion resistance and extrusion resistance of the cable.

The utility model adopts the technical proposal that:

a cable for an electric scraper, comprising:

a plurality of cable cores;

the steel wire rope is arranged in a region enclosed between the cable cores;

the filling layer is arranged between the steel wire rope and the cable core and used for filling the area between the steel wire rope and the cable core;

the inner protection layer is arranged on one side, far away from the filling layer, of the cable core in a covering mode and is made of rubber materials;

the braided layer is arranged on the surface of one side, away from the cable core, of the inner protection layer in a braided mode;

the outer protective layer, the cladding sets up the inner sheath is provided with one side of weaving layer, the outer protective layer adopts rubber materials, the outer protective layer with the weaving layer the inner sheath layer forms fixed knot and constructs.

Further, the cable core comprises a conductor layer and an insulating layer, and the insulating layer wraps the conductor layer.

Further, the conductor layer is a soft conductor, and the insulating layer is an ethylene propylene rubber insulating layer.

Further, the surface of wire rope is provided with the extrusion molding insulating layer.

Further, the filling layer adopts polypropylene ropes.

Further, the weaving layer adopts aramid fiber.

The utility model has the advantages that:

the utility model relates to a cable for electric scraper, through set up wire rope and filling layer between many cable cores, improved the tensile ability of cable, carry on spacingly to the cable core simultaneously, reduce the risk that the cable core was broken; one deck weaving layer is woven on the inner sheath surface simultaneously through the inner sheath cladding cable core that sets up to adopt rubber materials to one side cladding that the inner sheath was provided with the weaving layer sets up the outer jacket that adopts rubber materials, and outer jacket and weaving layer, inner sheath form fixed knot and construct, have further improved the tensile strength of cable and cable core's steadiness, and improved the wearability of cable, the life of extension cable.

Drawings

Fig. 1 is a schematic structural view of the cable for an electric scraper of the present invention.

Reference numerals are as follows: 110. a cable core; 120. a wire rope; 130. a filling layer; 140. an inner protective layer; 150. weaving layer; 160. an outer jacket; 111. a conductor layer; 112. an insulating layer.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood not to include the number. If any, the descriptions to first, second, third, etc. are only used for distinguishing technical features, but cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1, a cable for an electric scraper includes:

a plurality of cable cores 110;

a steel cord 120 disposed in the region enclosed between the cable cores 110;

a filling layer 130 disposed between the steel cord 120 and the cable core 110, the filling layer 130 filling a region between the steel cord 120 and the cable core 110;

the inner sheath 140 is coated on one side, far away from the filling layer 130, of the cable core 110, and the inner sheath 140 is made of a rubber material;

the braided layer 150 is braided and arranged on the surface of one side, away from the cable core 110, of the inner protective layer 140;

the outer sheath 160 covers the side of the inner sheath 140 where the braid 150 is disposed, the outer sheath 160 is made of rubber, and the outer sheath 160, the braid 150 and the inner sheath 140 form a fixing structure.

The steel wire rope 120 enhances the tensile strength of the cable and plays a role in limiting the cable core 110;

the filler layer 130 makes the cable cores 110 more round and full;

the inner sheath 140 and the outer sheath 160 are made of rubber materials with high strength, high wear resistance and good cream effect, and have fixing and protecting effects on the cable core 110;

the braid 150 has high strength and flexibility, and enhances the tensile strength and wear resistance of the inner sheath 140 and the outer sheath 160, thereby enhancing the tensile strength and wear resistance of the cable.

The utility model relates to a cable for electric scraper, through set up wire rope 120 and filling layer 130 between many cable cores 110, improved the tensile ability of cable, spacing cable cores 110 simultaneously, reduce the risk that cable cores 110 are broken; through setting up the inner sheath 140 cladding cable core 110 that adopts rubber materials, one deck weaving layer 150 is woven on inner sheath 140 surface simultaneously to one side cladding that inner sheath 140 was provided with weaving layer 150 sets up the outer jacket 160 that adopts rubber materials, and outer jacket 160 forms fixed knot with weaving layer 150, inner sheath 140, has further improved the tensile strength of cable and cable core's steadiness, and has improved the wearability of cable, the life of extension cable.

As an alternative embodiment, the cable core 110 includes a conductor layer 111 and an insulating layer 112, and the insulating layer 112 covers the conductor layer 111.

The conductive layer 111 is used for transmitting power, and the insulating layer 112 is used for protecting the power transmission of the conductive layer.

In an alternative embodiment, the conductive layer 111 is a flexible conductor, and the insulating layer 112 is an ethylene propylene rubber insulating layer.

The soft conductor adopted by the conductor layer 111 conforms to the fifth or sixth conductor in GB/T3956, and the square of the soft conductor can be selected to be 16-240; the insulating layer 112 may be made of 4 cores, 3+1 cores, 3+2 cores or 3+3 cores. The ethylene propylene rubber insulating layer has excellent insulating property, ageing resistance, weather resistance, chemical corrosion resistance and high temperature resistance.

As an alternative embodiment, the surface of the steel cord 120 is provided with an extruded insulation layer.

As an alternative embodiment, the filling layer 130 is a polypropylene rope.

As an alternative embodiment, the woven layer 150 is made of aramid fibers.

While the preferred embodiments of the present invention have been described, it will be understood by those skilled in the art that the present invention is not limited to the particular embodiments disclosed, but is intended to cover various modifications, equivalents and alternatives falling within the spirit and scope of the present invention as defined by the appended claims.

Claims (6)

1. A cable for an electric scraper, comprising:

a plurality of cable cores;

the steel wire rope is arranged in a region enclosed between the cable cores;

the filling layer is arranged between the steel wire rope and the cable core and used for filling the area between the steel wire rope and the cable core;

the inner protection layer is arranged on one side, far away from the filling layer, of the cable core in a wrapping mode, and the inner protection layer is made of rubber materials;

the braided layer is arranged on the surface of one side, away from the cable core, of the inner protection layer in a braided mode;

the outer protection layer is coated on one side, provided with the weaving layer, of the inner protection layer, the outer protection layer is made of rubber materials, and the outer protection layer, the weaving layer and the inner protection layer form a fixing structure.

2. The cable for an electric scraper according to claim 1, wherein the cable core includes a conductor layer and an insulating layer, the insulating layer covering the conductor layer.

3. The cable for an electric scraper of claim 2, wherein the conductor layer is a soft conductor, and the insulating layer is an ethylene propylene rubber insulating layer.

4. The cable for an electric scraper according to claim 1, wherein a surface of the steel wire rope is provided with an extruded insulation layer.

5. The electric power scraper cable of claim 1, wherein the filler layer is a polypropylene rope.

6. The cable for an electric scraper according to claim 1, wherein the braid is made of aramid fiber.

Images