CN210865699U

CN210865699U - Wear-resistant anti-torsion cable

Info

Publication number: CN210865699U
Application number: CN201922175226.6U
Authority: CN
Inventors: 陈渊; 柳磊; 陈灯明; 何雨晴; 朱华倩
Original assignee: Jiangsu Zhucheng Cable Co ltd
Current assignee: Jiangsu Zhucheng Cable Co ltd
Priority date: 2019-12-08
Filing date: 2019-12-08
Publication date: 2020-06-26
Anticipated expiration: 2029-12-08

Abstract

The utility model discloses a wear-resisting antitorque cable relates to cable technical field. The utility model comprises a cable body, which comprises a group of wire cores; a group of wires are fixedly arranged inside the wire core; the cable body also comprises an outer protective sleeve; the axis of the cable body is provided with a spacer; two adjacent wire cores are isolated by a spacer; an anti-torsion steel rope is arranged at the axis of the spacer; the peripheral side surface of the outer protective sleeve is provided with a plurality of groups of limit grooves distributed in a circumferential array; the peripheral side of outer protective sheath is connected with a set of upper wear ring and a set of lower wear ring that the equidistance distributes through the spacing groove joint respectively. The utility model discloses a design of last wear ring, lower wear ring, universal ball can effectively reduce the cable on the one hand and pulling the frictional force on in-process and ground, and on the other hand guarantees that the cable can quick universal removal, through the reduction of frictional force, effectively strengthens the wear resistance of cable then.

Description

Wear-resistant anti-torsion cable

Technical Field

The utility model belongs to the technical field of the cable, especially, relate to a wear-resisting antitorque cable.

Background

With the progress of the technology, the optical fiber communication is rapidly developed, popularized and applied, and because the production environment of a coal mine is severe and careless, and inflammable and explosive accidents are easy to happen, the cable for the coal mine has excellent flame-retardant, antistatic, tensile and anti-distortion performances, and through the improvement of the performance of the cable, on one hand, the accidents can be reduced, and on the other hand, even if sudden accidents such as fire disasters happen, the cable is not easy to damage, can keep smooth communication, win time for disaster resistance, and reduce the loss of personnel and property.

In addition, in a coal mine environment, some large cables are often required to be dragged, and in the dragging process, the loss of the cables is increased undoubtedly due to the fact that the friction force between the cables and the ground is large and the abrasion resistance of the cables is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wear-resisting antitorque cable through spacing groove, last wear ring, lower wear ring and torsion spring's design, has solved the current poor problem of cable wear resistance and antitorque ability.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a wear-resistant and torsion-resistant cable, which comprises a cable body, wherein the cable body comprises a group of wire cores; a group of wires are fixedly arranged in the wire core; the cable body further comprises an outer protective sleeve; the axis of the cable body is provided with a spacer; two adjacent wire cores are isolated by a spacer; an anti-torsion steel rope is arranged at the axis of the spacer; the peripheral side surface of the outer protective sleeve is provided with a plurality of groups of limit grooves distributed in a circumferential array; the peripheral side surface of the outer protective sleeve is respectively clamped with a group of upper wear-resisting rings which are distributed at equal intervals and a group of lower wear-resisting rings which are distributed at equal intervals through a limiting groove; the side surfaces of the peripheries of the upper wear-resistant ring and the lower wear-resistant ring are embedded with a group of universal balls;

an inner protective layer is arranged on the inner side of the outer protective sleeve; a torsion spring is arranged between the outer protective sleeve and the inner protective layer; three powder storage cavities distributed in a circumferential array are arranged between the inner protection layer and the opposite surface of the partition seat.

Further, the inner protection layer comprises an armor layer, an insulating layer and a fiber braided shielding layer which are sequentially connected from outside to inside; the fiber braided shielding layer is an aramid fiber braided layer; the insulating layer is made of an insulating rubber material; the armor layer and the outer protective sleeve are both made of wear-resistant rubber.

Further, the spacer is made of flame-retardant rubber; the three powder storage cavities are all fixedly filled with fire extinguishing dry powder.

Further, the upper wear-resisting ring and the lower wear-resisting ring are both semi-annular structures; the upper wear-resistant ring and the lower wear-resistant ring are both made of elastic materials.

Furthermore, the anti-torsion steel rope is formed by winding a plurality of steel ropes; grooves matched with the shapes of the wire cores are fixedly arranged at the positions of the separating seats corresponding to the wire cores; the position that the inner protective layer corresponds the sinle silk all fixedly be provided with sinle silk shape assorted draw-in groove.

The utility model discloses following beneficial effect has:

the utility model discloses an go up wear ring, lower wear ring, universal ball's design, can effectively reduce the cable on the one hand and pulling the frictional force on in-process and ground, on the other hand, guarantee that the cable can quick universal removal, through the reduction of frictional force, effectively strengthen the wear resistance of cable then, through the design of antitorque spring and antitorque steel cable, make this cable when taking place the distortion, can increase the distortion resistance automatically and make the automatic elasticity of cable reset, effectively strengthen the antitorque performance of cable then.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

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 structural diagram of a wear-resistant and torsion-resistant cable;

FIG. 2 is a schematic front view of the structure of FIG. 1;

FIG. 3 is a schematic cross-sectional view of an inner passivation layer;

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

1-cable body, 101-wire core, 102-wire, 103-outer protective sleeve, 104-spacer, 105-anti-torsion steel rope, 106-limiting groove, 107-upper wear-resisting ring, 108-lower wear-resisting ring, 109-universal ball, 110-inner protective layer, 111-anti-torsion spring, 112-powder storage cavity, 113-armor layer, 114-insulating layer and 115-fiber woven shielding layer.

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. 1-3, the utility model relates to a wear-resistant and torsion-resistant cable, which comprises a cable body 1, wherein the cable body 1 comprises a group of wire cores 101; a group of wires 102 are fixedly arranged in the wire core 101; the cable body 1 further comprises an outer protective sheath 103; the axis of the cable body 1 is provided with a spacer 104; two adjacent wire cores 101 are isolated by a spacer 104; an anti-torsion steel rope 105 is arranged at the axis of the spacer 104, the anti-torsion steel rope 105 is arranged to enhance the anti-torsion and tensile capabilities of the cable, six sets of limiting grooves 106 distributed in a circumferential array are formed in the circumferential side surface of the outer protective sleeve 103, the limiting grooves 106 are of a semi-arc structure, the number of each set of limiting grooves 106 is two, and a set of upper wear-resistant rings 107 distributed at equal intervals and a set of lower wear-resistant rings 108 distributed at equal intervals are respectively clamped on the circumferential side surface of the outer protective sleeve 103 through the limiting grooves 106; the side surfaces of the peripheries of the upper wear-resistant ring 107 and the lower wear-resistant ring 108 are respectively embedded with a group of universal balls 109, the universal balls 109 can be made of stainless steel or other replaceable materials such as engineering plastics, and through the design of the universal balls 109, on one hand, the universal movement of the cable body 1 is ensured, on the other hand, the friction force between the cable body and the ground can be effectively reduced, and the wear resistance of the cable body is further enhanced;

an inner protective layer 110 is arranged on the inner side of the outer protective sleeve 103; a torsion spring 111 is arranged between the outer protective sleeve 103 and the inner protective layer 110, the cable has elastic resetting capability when twisted through the design of the torsion spring 111, and then the torsion resistance of the cable is enhanced, and three powder storage cavities 112 distributed in a circumferential array are arranged between the inner protective layer 110 and the opposite surface of the partition 104.

The inner protective layer 110 comprises an armor layer 113, an insulating layer 114 and a fiber braided shielding layer 115 which are sequentially connected from outside to inside; the fiber braided shielding layer 115 is an aramid fiber braided layer; the insulating layer 114 is made of insulating rubber; armor layer 113 and outer protective sheath 103 are wear-resistant rubber material.

Wherein, the partition 104 is made of flame retardant rubber; the three powder storage cavities 112 are fixedly filled with fire extinguishing dry powder, and the fire resistance of the cable is enhanced through the filling of the fire extinguishing dry powder.

Wherein, the upper wear-resisting ring 107 and the lower wear-resisting ring 108 are both semi-annular structures; the upper wear-resistant ring 107 and the lower wear-resistant ring 108 are both made of elastic materials, and the upper wear-resistant ring 107 and the lower wear-resistant ring 108 can be rapidly disassembled and assembled through the design of the elastic materials.

Wherein, the anti-torsion steel rope 105 is formed by winding a plurality of steel ropes; grooves matched with the shapes of the wire cores 101 are fixedly arranged at the positions, corresponding to the wire cores 101, of the separating seats 104; the position that inner protective layer 110 corresponds sinle silk 101 is all fixed be provided with sinle silk 101 shape assorted draw-in groove, through the design of recess with the draw-in groove, guarantees then that sinle silk 101 can be effectively spacing.

One specific application of this embodiment is: this cable kind mainly is applicable to large-scale special cable, this cable key feature lies in on the basis of traditional cable, the wear-resisting structure of physical formula has been increased, cable body 1 is after the main part is produced, accessible spacing groove is outer in addition wear ring 107 and wear ring 108 down, design through last wear ring 107 and wear ring 108 down, on the one hand can effectively reduce the cable and drag the frictional force of in-process, on the other hand, make the cable can universal removal, through the reduction of frictional force, then effectively strengthen its wear resistance, and through torsion spring 111, make it when receiving the distortion power, can automatic elastic reset, then strengthen its torsion resistance, through the dry powder of putting out a fire of three storage powder chamber 112 inside packing, when making the cable take place the conflagration in inside, can initiatively put out a fire.

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 embodiments 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. A wear and torsion resistant cable comprising a cable body (1), the cable body (1) comprising a set of cores (101); sinle silk (101) inside fixed mounting has a set of wire (102), its characterized in that:

the cable body (1) further comprises an outer protective sleeve (103); a separation seat (104) is arranged at the axis of the cable body (1); two adjacent wire cores (101) are isolated by a spacer (104); an anti-torsion steel rope (105) is arranged at the axis of the spacer (104); the peripheral side surface of the outer protective sleeve (103) is provided with a plurality of groups of limit grooves (106) distributed in a circumferential array; the peripheral side surface of the outer protective sleeve (103) is respectively clamped with a group of upper wear-resisting rings (107) which are distributed at equal intervals and a group of lower wear-resisting rings (108) which are distributed at equal intervals through a limiting groove (106); the circumferential side surfaces of the upper wear-resisting ring (107) and the lower wear-resisting ring (108) are embedded with a group of universal balls (109);

an inner protection layer (110) is arranged on the inner side of the outer protection sleeve (103); a torsion spring (111) is arranged between the outer protective sleeve (103) and the inner protective layer (110); three powder storage cavities (112) distributed in a circumferential array are arranged between the inner protection layer (110) and the opposite surface of the partition seat (104).

2. A wear and torsion resistant cable according to claim 1, wherein the inner protective layer (110) comprises an armor layer (113), an insulating layer (114) and a fiber braided shield layer (115) connected in sequence from outside to inside; the fiber braided shielding layer (115) is an aramid fiber braided layer; the insulating layer (114) is made of insulating rubber; the armor layer (113) and the outer protective sleeve (103) are both made of wear-resistant rubber.

3. A wear and torsion resistant cable according to claim 1, wherein the spacer (104) is of flame retardant rubber material; the three powder storage cavities (112) are all fixedly filled with fire extinguishing dry powder.

4. A wear and torsion resistant cable according to claim 1, wherein the upper wear ring (107) and the lower wear ring (108) are both semi-annular structures; the upper wear-resisting ring (107) and the lower wear-resisting ring (108) are both made of elastic materials.

5. A wear resistant and torsion resistant cable according to claim 1, characterized in that said torsion resistant steel cord (105) is a multi-strand steel cord wound; grooves matched with the shapes of the wire cores (101) are fixedly arranged at the positions, corresponding to the wire cores (101), of the partition seats (104); the position of the inner protection layer (110) corresponding to the wire core (101) is fixedly provided with a clamping groove matched with the shape of the wire core (101).