CN217506925U

CN217506925U - Mining rubber sleeve cable of long-life ageing resistance

Info

Publication number: CN217506925U
Application number: CN202220890373.0U
Authority: CN
Inventors: 唐宪友
Original assignee: Shandong Xintong Cable Manufacturing Ltd By Share Ltd
Current assignee: Shandong Xintong Cable Manufacturing Ltd By Share Ltd
Priority date: 2022-04-18
Filing date: 2022-04-18
Publication date: 2022-09-27
Anticipated expiration: 2032-04-18

Abstract

The utility model discloses a mining rubber sleeve cable of long-life ageing resistance, lead core, fixing device, insulating cylinder, three connecting device including cable, inoxidizing coating, oversheath, three, the inside parcel of cable has the inoxidizing coating. The utility model discloses an inoxidizing coating and connecting device that are equipped with, when the cable received the impact, can keep out most impact under the effect of inoxidizing coating, avoid the cable to be destroyed, the life of improvement cable, when needs connect or maintain the rubber sleeve cable, the center department of screw thread butt joint is put into respectively to the conductor of only needing two sections cables after getting rid of the shielding layer, make two conductors contact, then it is rotatory to the outside with second nut and second nut, with connecting device fixed mounting on the insulating layer of conductor under the effect of first nut and second nut, then rotatory extrusion threaded rod again, make extrusion threaded rod screw in screwed hole, make it extrude the conductor of two sections cables, together through the extrusion with its fixed connection.

Description

Mining rubber sleeve cable of long-life ageing resistance

Technical Field

The utility model relates to a mining cable technical field specifically is a mining rubber sleeve cable of long-life ageing resistance.

Background

With the development of the cable industry in China, in order to meet the use requirements of different environments, various cables appear, wherein the rubber sleeve cable is widely applied to industry and daily-use electricity as a movable power line for connecting an electric device, and can be used in various environments of the outdoor and the indoor, while the rubber sleeve cable for mining is used in the mining industry, because a large amount of combustible and combustible substances such as gas, dust and the like exist in a mine well, the safety requirements of electric appliances are extremely strict, and the moisture in the mine contains corrosive substances, the cable frequently moves and is often subjected to bending, twisting, dragging and smashing impact, so that the requirements on the softness, wear resistance, impact resistance and heat resistance of the rubber sleeve cable for mining are higher than those of the common rubber sleeve cable.

At present, when a rubber sleeve cable used in a mine is connected or maintained, a shielding layer of the cable needs to be removed firstly, then conductors of two sections of cables are connected through a butt joint, the butt joint is extruded to enable the conductors to be fixed inside the conductors, then a heat shrink tube needs to be sleeved on the heat shrink tube, the heat shrink tube is shrunk to wrap the butt joint, then a plurality of layers of insulating tapes are wound on the heat shrink tube, the two sections of cables are connected, the connection process is complex, more tools need to be used for assistance, and time is wasted.

Based on this, the utility model designs a mining rubber sleeve cable of long-life ageing resistance to solve the loaded down with trivial details complicated problem of above-mentioned cable junction.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mining rubber sleeve cable of long-life ageing resistance to solve the loaded down with trivial details complicated problem of cable junction that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a long-life anti-aging mining rubber sleeve cable comprises a cable, a protective layer, an outer sheath, three guide cores, a fixing device, an insulating cylinder and three connecting devices, wherein the protective layer is wrapped inside the cable, the outer sheath is wrapped inside the protective layer, the three guide cores are wrapped inside the outer sheath, the guide cores comprise conductors, the three conductors are fixedly connected with the three conductors on another cable through the three connecting devices respectively, the insulating cylinder is wrapped outside the three connecting devices, the fixing device is wrapped outside the insulating cylinder and is fixedly connected at the connecting part of the two cables, the connecting device comprises a connecting seat, a threaded butt joint is fixedly connected inside the connecting seat, a threaded hole is formed in the center of the threaded butt joint and the connecting seat, and an extrusion threaded rod is connected in the threaded hole in a screwing manner, and two sides of the threaded butt joint are respectively in threaded connection with a first nut and a second nut.

Preferably, fixing device includes a high temperature resistant corrosion-resistant plastic cylinder, two mounting holes have been seted up on the high temperature resistant corrosion-resistant plastic cylinder, and swing joint has an extrusion screw in the mounting hole, high temperature resistant corrosion-resistant plastic cylinder both sides are the solid fixed ring of a corrosion-resistant plastic of fixedly connected with respectively, the solid fixed ring of corrosion-resistant plastic is through the both sides of three dead lever fixed connection at a high temperature resistant corrosion-resistant plastic cylinder, two a screw hole has all been seted up on the solid fixed ring of corrosion-resistant plastic, and the downthehole swing joint of screw has an extrusion screw.

Preferably, the protective layer comprises a wear-resistant layer, and thirty braided steel wires are annularly distributed on the wear-resistant layer.

Preferably, it includes the shielding layer to lead the core, the inside parcel of shielding layer has the inner liner, the inside parcel of inner liner has the insulating layer, the inside parcel of insulating layer has the conductor.

Preferably, the conductor passes through the left end of the screw thread butt joint and is put into the center of the screw thread butt joint, and the conductor in the other cable passes through the right end of the screw thread butt joint and is put into the center of the screw thread butt joint.

Preferably, the extrusion screw passes through a threaded hole in the corrosion-resistant plastic fixing ring and a mounting hole in the high-temperature-resistant corrosion-resistant plastic cylinder to be fixedly mounted on the side surfaces of the two cables.

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

1. the utility model discloses an inoxidizing coating and connecting device that are equipped with, when the cable received the impact, can keep out most impact under the effect of inoxidizing coating, avoid the cable to be destroyed, the life of improvement cable, when needs connect or maintain the rubber sleeve cable, the center department of screw thread butt joint is put into respectively to the conductor of only needing two sections cables after getting rid of the shielding layer, make two conductors contact, then it is rotatory to the outside with second nut and second nut, with connecting device fixed mounting on the insulating layer of conductor under the effect of first nut and second nut, then rotatory extrusion threaded rod again, make extrusion threaded rod screw in screwed hole, make it extrude the conductor of two sections cables, together through the extrusion with its fixed connection.

2. The utility model is provided with the fixing device and the insulating cylinder, when the connecting device is used to connect the conductors of two sections of cables, the insulating cylinder is sleeved outside the connecting device to wrap the connecting device inside, then the fixing device is sleeved outside the insulating cylinder, the position of the fixing device is adjusted to be fixedly arranged on the side surfaces of the two sections of cables, after the position of the fixing device is adjusted, the extruding screw is screwed by using the screwdriver to lead the extruding screw to carry out the screwing motion in the threaded hole of the corrosion-resistant plastic fixing ring, the bottom end of the extruding screw passes through the mounting hole on the high temperature and corrosion-resistant plastic cylinder to be fixed with the surface of the cable in an extruding way, the fixing device is fixed at the joint of the two sections of cables by the extruding action of the extruding screw, the outer sheath of the cable is connected, meanwhile, the corrosion-resistant plastic fixing ring can drag the joint away from the ground, avoid the contact of the connecting part with corrosive substances.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is a schematic view of the overall explosion structure of the present invention;

fig. 3 is a schematic cross-sectional structure view of the cable of the present invention;

FIG. 4 is a schematic view of the fixing device of the present invention;

fig. 5 is a schematic structural view of the conductor connecting device of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a cable; 2. a protective layer; 201. a wear layer; 202. weaving steel wires; 3. an outer sheath; 4. a guide core; 401. a shielding layer; 402. an inner liner layer; 403. an insulating layer; 404. a conductor; 5. a fixing device; 501. a high temperature resistant and corrosion resistant plastic cylinder; 502. fixing the rod; 503. a corrosion-resistant plastic fixing ring; 504. extruding the screw; 6. an insulating cylinder; 7. a connecting device; 701. a connecting seat; 702. a threaded butt joint; 703. a first nut; 704. a second nut; 705. the threaded rod is pressed.

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. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution:

a long-life anti-aging mining rubber sleeve cable comprises a cable 1, a protective layer 2, an outer sheath 3, three guide cores 4, a fixing device 5, an insulating cylinder 6 and three connecting devices 7, wherein the protective layer 2 is wrapped inside the cable 1, the outer sheath 3 is wrapped inside the protective layer 2, the three guide cores 4 are wrapped inside the outer sheath 3, the guide cores 4 comprise conductors 404, the three conductors 404 are fixedly connected with the three conductors 404 on another cable 1 respectively through the three connecting devices 7, the insulating cylinder 6 is wrapped outside the three connecting devices 7, the fixing device 5 is wrapped outside the insulating cylinder 6, the fixing device 5 is fixedly connected at the joint of the two cables 1, the connecting devices 7 comprise connecting seats 701, threaded butt joints 702 are fixedly connected inside the connecting seats 701, threaded holes are formed in the centers of the threaded butt joints 702 and the connecting seats 701, and extrusion threaded rods 705 are connected in the threaded holes in a screwing manner, a first nut 703 and a second nut 704 are respectively screwed on both sides of the threaded butt joint 702.

Wherein, fixing device 5 includes high temperature resistant corrosion-resistant plastic cylinder 501, two mounting holes have been seted up on high temperature resistant corrosion-resistant plastic cylinder 501, and swing joint has an extrusion screw 504 in the mounting hole, high temperature resistant corrosion-resistant plastic cylinder 501 both sides are the solid fixed ring 503 of a corrosion-resistant plastics of fixedly connected with respectively, the solid fixed ring 503 of corrosion-resistant plastics is through three dead lever 502 fixed connection in the both sides of high temperature resistant corrosion-resistant plastic cylinder 501, a screw hole has all been seted up on two solid fixed ring 503 of corrosion-resistant plastics, and threaded hole swing joint has an extrusion screw 504.

When in specific use: through the connection mode, the purpose of fixedly connecting the two segments of cables 1 through the fixing device 5 can be achieved under the matching action of the extrusion screw 504 and the high-temperature-resistant and corrosion-resistant plastic cylinder 501.

Wherein, the protective layer 2 includes wear-resisting layer 201, and thirty braided steel wires 202 are annularly distributed on wear-resisting layer 201.

When in specific use: through the connection mode, the shock resistance of the cable 1 can be greatly improved, and the service life of the cable 1 is prolonged.

The guide core 4 includes a shielding layer 401, an inner liner 402 wraps the shielding layer 401, an insulating layer 403 wraps the inner liner 402, and a conductor 404 wraps the insulating layer 403.

When in specific use: through the connection mode, the conductor 401 can be insulated and shielded, so that the leakage phenomenon can not occur, and the normal transmission of the conductor 404 is ensured.

Wherein the conductor 404 is placed through the left end of the threaded pair of taps 702 into the center of the threaded pair of taps 702 and the conductor 404 in the other cable 1 is placed through the right end of the threaded pair of taps 702 into the center of the threaded pair of taps 702.

When in specific use: through the connection mode, the conductors on the two segments of cables 1 can be fixedly connected together through extrusion, and the communication of the cables is realized.

The extrusion screws 504 pass through threaded holes in the corrosion-resistant plastic fixing ring 503 and mounting holes in the high-temperature-resistant corrosion-resistant plastic cylinder 501 to be fixedly mounted on the side surfaces of the two cables 1.

When in specific use: through the connection mode, the two cables 1 can be fixedly connected under the action of the fixing device 5.

In particular use: firstly, removing the outer layer of the head ends of two sections of cables, stripping the conductor 404 with proper length according to the length of the connecting device 7, after the conductor 404 is stripped, firstly sheathing the fixing device 5 and the insulating cylinder 6 on one section of cable 1, then using the connecting device 7, respectively placing the conductors 404 stripped from the cables at two ends into the center of the threaded butt joint 702 to make the two conductors 404 contact, then rotating the first nut 703 and the second nut 704 towards the outer side of the connecting seat 701 to extrude and fix the threaded butt joint 702 on the insulating layer 403 of the conductor 404, after the fixation is finished, extruding the threaded rod 705 by using a screwdriver to screw the extruded threaded rod into the connecting seat 701 through the threaded hole to extrude and fix the two conductors 404, thus completing the connection of the conductors 404, after the conductors 404 are connected, moving the insulating cylinder 6 sheathed on one section of cable 1 in advance to the connecting position to wrap the connecting device 7, then, the fixing device 5 which is sleeved on a section of cable 1 in advance is moved to the joint, the joint is completely wrapped by the high-temperature-resistant corrosion-resistant plastic cylinder 501, the extrusion screw 504 is rotated by using a screwdriver, the extrusion screw 504 moves downwards to perform extrusion and fixed connection on the side surface of the cable 1, and the two sections of cables 1 are fixedly connected together under the action of the fixing device 5 and the connecting device 7.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a mining rubber sleeve cable of long-life ageing resistance, includes cable (1), inoxidizing coating (2), oversheath (3), three lead core (4), fixing device (5), insulating cylinder (6), three connecting device (7), its characterized in that: the cable comprises a cable (1), wherein the inner portion of the cable (1) is wrapped by an protective layer (2), the inner portion of the protective layer (2) is wrapped by an outer sheath (3), the outer portion of the outer sheath (3) is wrapped by three guide cores (4), each guide core (4) comprises a conductor (404) which is three, the conductors (404) are fixedly connected with three conductors (404) on another cable (1) through three connecting devices (7), the three conductors (7) are wrapped by an insulating cylinder (6), the outer portion of the insulating cylinder (6) is wrapped by a fixing device (5), the fixing device (5) is fixedly connected at the joint of the two cables (1), each connecting device (7) comprises a connecting seat (701), the connecting seat (701) is internally and fixedly connected with a thread butt joint (702), and threaded holes are formed in the center of the thread butt joint (702) and the connecting seat (701), and an extrusion threaded rod (705) is screwed in the threaded hole, and a first nut (703) and a second nut (704) are respectively connected with the two sides of the threaded butt joint (702) in a threaded manner.

2. The long-life anti-aging mining rubber sleeve cable according to claim 1, characterized in that: fixing device (5) are including high temperature resistant corrosion-resistant plastic cylinder (501), two mounting holes have been seted up on high temperature resistant corrosion-resistant plastic cylinder (501), and swing joint has extrusion screw (504) in the mounting hole, high temperature resistant corrosion-resistant plastic cylinder (501) both sides are the solid fixed ring of a corrosion-resistant plastics (503) respectively, solid fixed ring of corrosion-resistant plastics (503) is through the both sides of three dead lever (502) fixed connection at high temperature resistant corrosion-resistant plastic cylinder (501), two a screw hole has all been seted up on solid fixed ring of corrosion-resistant plastics (503), and the downthehole swing joint of screw has an extrusion screw (504).

3. The mining rubber sleeve cable with the long service life and the anti-aging function as claimed in claim 1, is characterized in that: the protective layer (2) comprises a wear-resistant layer (201), and thirty braided steel wires (202) are annularly distributed on the wear-resistant layer (201).

4. The mining rubber sleeve cable with the long service life and the anti-aging function as claimed in claim 1, is characterized in that: lead core (4) including shielding layer (401), shielding layer (401) inside parcel has inner liner (402), the inside parcel of inner liner (402) has insulating layer (403), the inside parcel of insulating layer (403) has conductor (404).

5. The long-life anti-aging mining rubber sleeve cable according to claim 4, characterized in that: the conductor (404) passes through the left end of the threaded butt joint (702) and is placed in the center of the threaded butt joint (702), and the conductor (404) in the other cable (1) passes through the right end of the threaded butt joint (702) and is placed in the center of the threaded butt joint (702).

6. The mining rubber sleeve cable with the long service life and the anti-aging function as claimed in claim 2, is characterized in that: and the extrusion screws (504) penetrate through threaded holes in the corrosion-resistant plastic fixing ring (503) and mounting holes in the high-temperature-resistant corrosion-resistant plastic cylinder (501) to be fixedly mounted on the side surfaces of the two cables (1).