CN212366669U

CN212366669U - Toughness mine cable

Info

Publication number: CN212366669U
Application number: CN202020230579.1U
Authority: CN
Inventors: 徐季新; 黄建卫; 邱金波; 张天成; 黄桂领; 王世军
Original assignee: Zhejiang Zetastone Special Cable Co ltd
Current assignee: Zhejiang Zetastone Special Cable Co ltd
Priority date: 2020-03-01
Filing date: 2020-03-01
Publication date: 2021-01-15
Anticipated expiration: 2030-03-01

Abstract

The utility model relates to a mining cable technical field especially relates to a toughness mining cable, including the sinle silk, the protective layer, and cup joint the enhancement shell on the cable, it establishes in link one side of cable to strengthen the shell cover, it has the collar of a plurality of spindle axial distributions along the line to strengthen in the shell integrated into one piece, install the buffer unit on the collar, the buffer unit includes the buffer of a plurality of circumference arrays, the spout has been seted up in the collar, buffer installs in the spout, buffer includes the supporting shoe, first support column, the both ends of first support column all articulate there is the second support column, the both ends of supporting shoe all are equipped with the hinge groove, two second support columns articulate the hinge inslot at supporting shoe both ends respectively, the end of second support column is equipped with the slider, the slider is located the spout, and can slide in the spout. The utility model discloses a strengthen the shell, can decompose the absorption that the cable bore, the protection frequently receives the cable of collision, promotes cable life.

Description

Toughness mine cable

Technical Field

The utility model relates to a mining cable technical field especially relates to a toughness mining cable.

Background

The cable plays an extremely important role in all industries as a main medium of modern communication, so the protection performance of the cable is more and more valued.

The mining cable is a wire and cable product for ground equipment and underground equipment used in the coal mining industry, and comprises cables for communication, illumination and signal equipment on a coal mining machine and a conveyor, power cables for electric drill cables, cap lamp wires, underground mobile substations and the like.

However, the environment under the mine is severe, particularly the cable close to the joint of the cable and the equipment is frequently collided, and the traditional mine cable does not reinforce and protect the cable, so that the cable is damaged, and the service life is shortened.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a toughness mining cable through strengthening the shell, can decompose the absorption that the cable bore, and the protection is close to cable and equipment junction, frequently receives the cable of collision, promotes cable life.

The utility model discloses an above-mentioned technical problem is solved to following technical means:

the utility model provides a toughness mining cable, includes sinle silk, protective layer to and cup joint the shell of strengthening on the cable, strengthen the shell cover and establish link one side at the cable, strengthen the interior integrated into one piece of shell and have a plurality of installation rings of mandrel axial distribution along the line, install the buffer unit on the installation ring, the buffer unit includes the buffer of a plurality of circumference arrays, the spout has been seted up in the installation ring, buffer installs in the spout, buffer includes supporting shoe, first support column, the both ends of first support column all articulate there is the second support column, the both ends of supporting shoe all are equipped with the hinge groove, two the second support column articulates respectively in the hinge groove at supporting shoe both ends, the end of second support column is equipped with the slider, the slider is located the spout to can slide in the spout.

Further, install first spring in the spout, the both ends of first spring respectively with the spout in the second support column end-to-end connection, integrated into one piece has the spacing post on the supporting shoe, first support column one end is inserted and is established in the spacing post, and the other end is inserted and is established in the spout, the cover is equipped with the second spring on the first support column, second spring one end and first support column fixed connection, the other end offsets with the spacing post.

Further, a first notch is formed in the sliding groove, the first spring and the second supporting column are convenient to install, a second notch is formed in the first notch, and the tail end of the first supporting column is inserted into the second notch, so that the first supporting column is convenient to fix.

Furthermore, an elastic sheet is fixedly connected between the adjacent mounting rings, the elastic sheet is in an arc shape and can adapt to cables with different diameters, the fixed end of the elastic sheet is tangent to the mounting rings, and the axial whole of the elastic sheets is wavy, so that the tensile property of the reinforcing shell is enhanced.

Furthermore, sealing layers are mounted at two ends of the reinforcing shell, an elastic ring is arranged at the opening end of each sealing layer, and the area between the reinforcing shell and the cable is sealed to prevent coal dust in the mine from entering the reinforcing shell.

Furthermore, one side of the supporting block is integrally formed with an inclined table, when the cable with the overlarge diameter size passes through the supporting block, the cable is firstly contacted with the inclined table, the cable is continuously inserted, the supporting block is pressed downwards, and the cable can be conveniently inserted.

The utility model has the advantages that: the utility model discloses a strengthen the shell, increased the intensity that the cable should locate, through strengthening the elastic unit in the shell, when the cable bears pressure, strengthen the shell and bear pressure earlier to with pressure to inside transmission, pressure makes the second spring compression, make the supporting shoe move down, the supporting shoe moves down and makes the second support column move to both sides, make first spring tensile, further with pressure absorption, with the pressure absorption that the cable received, decompose, the protection cable can not damage because of frequent collision, promote the life of cable.

Drawings

Fig. 1 is a schematic structural view of a flexible mining cable according to the present invention;

fig. 2 is a schematic view of a cross-sectional structure of a reinforcing shell in the tough mining cable of the present invention;

FIG. 3 is an enlarged schematic view of A in FIG. 2;

fig. 4 is a schematic structural view of a buffer unit in the flexible mining cable according to the present invention;

FIG. 5 is an enlarged schematic view of B of FIG. 4;

the cable core comprises a cable core 1, a protective layer 2, a reinforcing shell 3, a mounting ring 31, a sliding groove 311, a first notch 312, a second notch 313, an elastic sheet 32, a sealing layer 33, an elastic ring 331, a buffering device 4, a supporting block 5, a hinge groove 51, a limiting column 52, an inclined table 53, a first supporting column 6, a second spring 61, a second supporting column 7, a sliding block 71 and a first spring 72.

Detailed Description

The invention will be described in detail with reference to the following drawings and specific embodiments:

as shown in fig. 1-5, the utility model discloses a toughness mining cable, including sinle silk 1, protective layer 2 to and cup joint the shell 3 that strengthens on the cable, strengthen the shell 3 and be PVC plastics, both had toughness, had certain intensity again. The reinforcing shell 3 is sleeved on one side of the connecting end of the cable to protect the section of cable and prevent the section of cable from being damaged due to frequent collision. A plurality of mounting rings 31 axially distributed along the wire core 1 are integrally formed in the reinforcing shell 3, a buffering unit is mounted on each mounting ring 31 and comprises a plurality of buffering devices 4 arrayed in a circumference, a sliding groove 311 is formed in each mounting ring 31, and each buffering device 4 is mounted in each sliding groove 311.

Buffer 4 includes supporting shoe 5, first support column 6, and the both ends of first support column 6 all articulate there is second support column 7, and second support column 7 is the rubber column for second support column 7 is when bearing pressure, and self can absorb some pressure. Both ends of supporting shoe 5 all are equipped with hinge slot 51, two second support columns 7 articulate respectively in the hinge slot 51 at supporting shoe 5 both ends, the end of second support column 7 is equipped with slider 71, slider 71 is located spout 311, and can slide in spout 311, install first spring 72 in the spout 311, the both ends of first spring 72 respectively with the second support column 7 end-to-end connection in the spout 311, integrated into one piece has spacing post 52 on the supporting

shoe

5, 6 one end of first support column are inserted and are established in spacing post 52, the other end is inserted and are established in spout 311, the cover is equipped with second spring 61 on 6 of first support column, second spring 61 one end and 6 fixed connection of first support column, the other end offsets with spacing post 52.

The sliding slot 311 is provided with a first notch 312, the first notch 312 is provided with a second notch 313, and the tail end of the first support column 6 is inserted into the second notch 313. During installation, the two second supporting columns 7 are squeezed towards the middle to compress the first spring 72, as shown in fig. 4, the first spring 72 is placed into the sliding groove 311 from the first notch 312, the two second supporting columns 7 are released, the first spring 72 is deformed in a restoring manner, the second supporting columns 7 are pushed towards the two sides, and the second supporting columns 7 are clamped in the sliding groove 311. When the second support post 7 moves to both sides, the support block 5 is pulled downward, so that the first support post 7 is inserted into the second notch 313.

The reinforcing shell 3 is sleeved on the cable, and a plurality of supporting blocks 5 which surround into a circle are all contacted with the protective layer 2 of the cable to provide elastic support for the cable. When the cable is pressed, the second spring 61 is compressed by the pressure, the supporting block 5 moves downwards, the second supporting column 7 moves towards two sides, the first spring 72 is stretched, and the pressure is further absorbed. The first spring 72 and the second spring 61 in the buffer device 4 disperse the pressure to both sides and absorb the pressure, thereby preventing the pressure from being directly applied to the cable to cause the cable damage.

One side of the supporting block 5 is integrally formed with an inclined table 53, and when a cable with an excessively large diameter size passes through the supporting block 5, the cable is firstly contacted with the inclined table 53, and is continuously inserted, and the supporting block 5 is pressed down, so that the cable can be conveniently inserted.

The elastic pieces 32 are fixedly connected between the adjacent mounting rings 31, the elastic pieces 32 are arc-shaped, so that the reinforcing shell 3 is conveniently sleeved on cables with different diameters, the fixed ends of the elastic pieces 32 are tangent to the mounting rings 31, the axial direction of the elastic pieces 32 is overall wavy, the tensile strength of the shell 3 is integrally enhanced, and further the tensile strength of the cables is enhanced.

Sealing layers 33 are mounted at two ends of the reinforcing shell 3, the sealing layers 33 are made of elastic rubber, an elastic ring 331 is arranged at the opening end of the sealing layer 33, and after a cable penetrates into the reinforcing shell 3, the elastic ring 331 is tightly attached to the surface layer of the cable, so that coal dust in a mine way is prevented from entering the reinforcing shell 3.

When the mining cable is used, the reinforcing shell 3 is sleeved on one side of the connecting end of the cable, and then the connecting end of the cable is connected with equipment. When the cable section is collided, the reinforcing shell 3 bears pressure firstly and transmits the pressure to the inside, the pressure compresses the second spring 61, the supporting block 5 moves downwards to move the second supporting column 7 to two sides, the first spring 72 is stretched, and the pressure is further absorbed. The first spring 72 and the second spring 61 in the buffer device 5 disperse the pressure to both sides and absorb the pressure, preventing the pressure from being directly applied to the cable, resulting in damage to the cable. The utility model discloses relative and prior art, can be effectual protection be close to cable and equipment connection department, frequently receive the cable of collision, promote cable life.

Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art will understand that the present invention can be modified or replaced with other embodiments without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims. The technology, shape and construction parts which are not described in detail in the present invention are all known technology.

Claims

1. A mining cable of toughness which characterized in that: the cable comprises a wire core (1), a protective layer (2) and a reinforcing shell (3) sleeved on the cable, wherein the reinforcing shell (3) is sleeved on one side of a connecting end of the cable, a plurality of installation rings (31) distributed along the axial direction of a core are integrally formed in the reinforcing shell (3), a buffering unit is installed on each installation ring (31), each buffering unit comprises a plurality of buffering devices (4) arrayed in a circumferential mode, a sliding groove (311) is formed in each installation ring (31), each buffering device (4) is installed in each sliding groove (311), each buffering device (4) comprises a supporting block (5) and a first supporting column (6), two ends of each first supporting column (6) are hinged to a second supporting column (7), two ends of each supporting block (5) are provided with a hinged groove (51), each second supporting column (7) is hinged to each hinged groove (51), and the tail end of each second supporting column (7) is provided with a slider (71), the sliding block (71) is positioned in the sliding groove (311) and can slide in the sliding groove (311).

2. The ductile mine cable according to claim 1, wherein: install first spring (72) in spout (311), the both ends of first spring (72) respectively with second support column (7) end-to-end connection in spout (311), integrated into one piece has spacing post (52) on supporting shoe (5), first support column (6) one end is inserted and is established in spacing post (52), and the other end is inserted and is established in spout (311), the cover is equipped with second spring (61) on first support column (6), second spring (61) one end and first support column (6) fixed connection, the other end offsets with spacing post (52).

3. The tough mining cable of claim 2, wherein: a first notch (312) is formed in the sliding groove (311), a second notch (313) is formed in the first notch (312), and the tail end of the first supporting column (6) is inserted into the second notch (313).

4. The ductile mine cable according to claim 3, wherein: it is adjacent fixedly connected with flexure strip (32) between installing ring (31), flexure strip (32) are the arcuation, the stiff end of flexure strip (32) is tangent with installing ring (31), and is a plurality of flexure strip (32) axial is wavy wholly.

5. The tough mining cable of claim 4, wherein: sealing layers (33) are mounted at two ends of the reinforcing shell (3), and elastic rings (331) are arranged at the opening ends of the sealing layers (33).

6. The ductile mine cable according to claim 5, wherein: one side of the supporting block (5) is integrally formed with an inclined table (53).