CN211296140U - Cable towing device for coal mining machine - Google Patents

Abstract

The utility model discloses a tow-cable device that can produce when coal-winning machine turns around pulls cable device that the force cushions is disclosed to the tow-cable device for coal-winning machine. The drag force damage caused by the inertia force of the towed towing device when the coal mining machine turns around in a reciprocating manner can be avoided. Its characterized in that main adapter sleeve and assistance adapter sleeve amalgamation form a rounding sleeve, the magnetic sheet has been put to the amalgamation position of main adapter sleeve and assistance adapter sleeve, it has the rotation groove to open on the main adapter sleeve, it has the rotation groove to open on the assistance adapter sleeve, and with the rotation groove looks symmetry on the main adapter sleeve, the rotation inslot on main adapter sleeve and the assistance adapter sleeve is arranged respectively in to two dwang one end, two the dwang is articulated mutually through articulated shaft and main adapter sleeve, assistance adapter sleeve respectively, torsion spring has been put to the cover on the articulated shaft, and two cushion sleeves are fixed respectively and are arranged in on two dwang other ends, the cushion sleeve is arc platelike structure, two cushion sleeve looks symmetry, and the arc concave surface of cushion sleeve is relative.

Description

Cable towing device for coal mining machine

Technical Field

The utility model discloses a cable towing device for coal-winning machine relates to a coal-winning machine during operation, carries out the device of cable towing to the cable above that, belongs to the coal mine equipment field. In particular to a towing device which can buffer the pulling force generated when the coal mining machine turns around.

Background

The coal mining machine is one of main devices of fully-mechanized coal mining complete equipment, the coal mining machine works on a coal mining working face and travels in a reciprocating mode according to a set traction speed, so that coal breaking and coal loading processes can be continuously conducted, cables of the coal mining machine need to be towed by a special towing mechanism to tow cables when the coal mining machine moves in a reciprocating mode, normal coal mining operation is affected, the existing towing device is a frame body which moves along with the dragging of the coal mining machine, the towing trolley does not work in a reciprocating mode when the coal mining machine works, inertia exists when the towing trolley moves along with the coal mining machine, when the coal mining machine turns back and turns the head, the sliding towing cables and the coal mining machine of the turning head form opposite movement, the cables at the bending position are subjected to strong dragging force, and the cables are prone to damage under the effect of a long time.

Notice No. CN209724334U discloses an electricity towrope system for coal-winning machine, including fixed pipe, the inside of fixed pipe is pegged graft and is had first center post and second center post, the first fixed block of inner wall fixedly connected with and the second fixed block of fixed pipe, the first spliced pole of one side fixedly connected with of first fixed block, the one end and the second fixed block fixed connection of first fixed block are kept away from to first spliced pole, the surface of first spliced pole is provided with first ball, and this towrope system can't cushion the power of dragging mutually that produces when turning back the coal-winning machine when using, makes the cable produce the damage easily.

Disclosure of Invention

In order to improve the condition, the utility model discloses a tow cable device for coal-winning machine provides one kind and can carry out the tow cable device that cushions at the tractive force that the coal-winning machine produced when turning round. The drag force damage caused by the inertia force of the towed towing device when the coal mining machine turns around in a reciprocating manner can be avoided.

The utility model discloses a tow-cable device for coal-winning machine is realized like this: the utility model discloses a towrope device for coal-winning machine comprises main adapter sleeve, spout, supplementary adapter sleeve, dwang, foot rest, truckle, cushion collar, traveller, connecting rod, a magnet and No. two magnets, main adapter sleeve and supplementary adapter sleeve amalgamation form a whole circle cover, the amalgamation position of main adapter sleeve and supplementary adapter sleeve has placed the magnetic sheet, it has the rotating slot to open on the main adapter sleeve, open on the supplementary adapter sleeve has the rotating slot, and with the rotating slot on the main adapter sleeve symmetry, two dwang one end is arranged in the rotating slot on main adapter sleeve and supplementary adapter sleeve respectively, two the dwang is articulated mutually through articulated shaft and main adapter sleeve, supplementary adapter sleeve respectively, the articulated shaft upper cover has been put torsion spring, two cushion collars are fixed respectively on two dwang other ends, the cushion collar is arc plate-like structure, two the cushion collar is symmetrical, the arc concave surfaces of the buffer sleeves are opposite, one end of each connecting rod is fixedly arranged on one end of the auxiliary connecting sleeve, and is positioned at one end of the round sleeve, the two connecting rods are respectively close to the two splicing positions of the auxiliary connecting sleeve and the main connecting sleeve, a sliding column is fixed on the other end of the connecting rod, a second magnet is embedded in the other end of the connecting rod, two sliding chutes are arranged on one end of the main connecting sleeve, and is positioned at the other end of the round sleeve, the two sliding chutes are respectively close to two splicing positions of the main connecting sleeve and the auxiliary connecting sleeve, a first magnet is embedded in the main connecting sleeve at a position corresponding to the sliding groove, two foot rests are respectively arranged on the main connecting sleeve and the auxiliary connecting sleeve, the foot rest is symmetrically provided with casters, the opposite magnetic poles of the first magnet and the second magnet are the same, the inner side surface of the whole round sleeve is provided with a protective pad, and the sliding column is a cylindrical boss.

Advantageous effects

Firstly, the dragging force damage caused by the inertia force of the towed towing device when the coal mining machine turns around reciprocally can be avoided.

And secondly, the length can be freely spliced flexibly, and the use is convenient.

Drawings

Fig. 1 is a three-dimensional structure diagram of a cable towing device for a coal mining machine according to the present invention.

Fig. 2 is a schematic structural diagram of the cable towing device for the coal mining machine of the present invention.

Fig. 3 is a top view of the cable assembly of the present invention for a coal mining machine.

Fig. 4 is a three-dimensional structure diagram of the towing device for coal mining machine of the present invention in use.

In the attached drawings

Wherein the method comprises the following steps: the device comprises a main connecting sleeve 1, a sliding groove 2, an auxiliary connecting sleeve 3, a rotating rod 4, a foot rest 5, a caster 6, a buffer sleeve 7, a sliding column 8, a connecting rod 9, a first magnet 10 and a second magnet 11.

The specific implementation mode is as follows:

the utility model discloses a towrope device for coal-winning machine is realized like this, by main adapter sleeve 1, spout 2, assist adapter sleeve 3, dwang 4, foot rest 5, truckle 6, cushion collar 7, traveller 8, connecting rod 9, magnet 10 and magnet 11 No. two, main adapter sleeve 1 and the amalgamation of assisting adapter sleeve 3 form a rounding sleeve, the amalgamation position of main adapter sleeve 1 and assisting adapter sleeve 3 has the magnetic sheet, it has the rotation groove to open on the main adapter sleeve 1, it has the rotation groove to open on the assisting adapter sleeve 3, and with the rotation groove on main adapter sleeve 1 symmetry, two dwang 4 one end are arranged respectively in the rotation groove on main adapter sleeve 1 and assisting adapter sleeve 3, two dwang 4 are articulated mutually through articulated shaft and main adapter sleeve 1, assisting adapter sleeve 3 respectively, the articulated shaft is nested and is put torsion spring, two cushion collars 7 are fixed respectively and are arranged on two dwang 4 other ends, the buffer sleeve 7 is of an arc-shaped plate-shaped structure, the two buffer sleeves 7 are symmetrical, the arc-shaped concave surfaces of the buffer sleeves 7 are opposite, one end of each connecting rod 9 is fixedly arranged at one end of the auxiliary connecting sleeve 3 and is positioned at one end of the round sleeve, the two connecting rods 9 are respectively close to two splicing positions of the auxiliary connecting sleeve 3 and the main connecting sleeve 1, a sliding column 8 is fixedly arranged at the other end of each connecting rod 9, a second magnet 11 is embedded in the other end of each connecting rod 9, the two sliding chutes 2 are arranged at one end of the main connecting sleeve 1 and are positioned at the other end of the round sleeve, the two sliding chutes 2 are respectively close to the two splicing positions of the main connecting sleeve 1 and the auxiliary connecting sleeve 3, a first magnet 10 is embedded in the position of the main connecting sleeve 1 corresponding to the sliding chutes 2, the two foot rests 5 are respectively arranged on the main connecting sleeve 1 and the auxiliary connecting sleeve 3 and are symmetrical, the opposite surface magnetic poles of the first magnet 10 and the second magnet 11 are the same, a protective pad is arranged on the inner side surface of the whole circular sleeve, and the sliding column 8 is a cylindrical boss;

when the device is used, a main connecting sleeve 1 and an auxiliary connecting sleeve 3 of the device are firstly spliced and buckled at a cable of a coal mining machine, a corresponding number of cable supporting devices are buckled according to the length of the cable, two adjacent cable supporting devices are matched and connected through a sliding column 8 and a sliding groove 2, at the moment, a second magnet 11 in a connecting rod 9 is opposite to a first magnet 10 on the main connecting sleeve 1, and the magnetic poles of opposite surfaces are the same, so that mutual repulsion force is formed, the sliding column 8 is positioned at one end of the sliding groove 2 far away from the main connecting sleeve 1, when the coal mining machine moves, the cable is dragged by the cable dragging device to move along with a caster 6, when the coal mining machine drags the cable to turn, a buffer sleeve 7 on the main connecting sleeve 1 and the auxiliary connecting sleeve 3 is firstly matched with the dragged cable to overcome the stress action of a torsion spring at the end part of a rotating rod 4 to rotate, so as to buffer dragging force generated by inertia force during turning, and simultaneously, therefore, the buffer is carried out layer by layer, and the cable is prevented from being dragged and damaged by the inertia of the towing device;

the design that a torsion spring is sleeved on the articulated shaft enables the rotating rod 4 to automatically reset;

the buffer sleeves 7 are of arc-shaped plate-shaped structures, the two buffer sleeves 7 are symmetrical, and arc-shaped concave surfaces of the buffer sleeves 7 are opposite and can be attached to the outer side surfaces of the cables;

the inner side surface of the whole round sleeve is provided with a protective pad for protecting the cable;

the purpose of towing the cable on the coal mining machine when the coal mining machine works is achieved.

The above embodiments are the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. Any person skilled in the art can make some modifications without departing from the scope of the invention, i.e. all equivalent modifications made according to the invention are intended to be covered by the scope of the invention.

It should also be noted that, unless otherwise specifically stated or limited, the terms "disposed on," "mounted on," "connected to" and "connected to" are to be construed broadly and may include, for example, a fixed connection such as a crimped connection, a riveted connection, a pinned connection, an adhesive connection, a welded connection, a removable connection such as a threaded connection, a snap connection, a hinged connection, an integral connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, and a communication between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims (6)

1. A cable towing device for a coal mining machine is characterized in that: the connecting device comprises a main connecting sleeve, a sliding groove, an auxiliary connecting sleeve, rotating rods, a foot stand, trundles, buffer sleeves, sliding columns, connecting rods, a first magnet and a second magnet, wherein the main connecting sleeve and the auxiliary connecting sleeve are spliced to form a whole round sleeve, the main connecting sleeve is provided with the rotating groove, the auxiliary connecting sleeve is provided with the rotating groove and is symmetrical to the rotating groove on the main connecting sleeve, one ends of the two rotating rods are respectively arranged in the rotating grooves on the main connecting sleeve and the auxiliary connecting sleeve, the two rotating rods are respectively hinged with the main connecting sleeve and the auxiliary connecting sleeve through hinged shafts, the hinged shafts are sleeved with torsion springs, the two buffer sleeves are respectively and fixedly arranged at the other ends of the two rotating rods, one ends of the two connecting rods are fixedly arranged at one end of the auxiliary connecting sleeve and are positioned at one end of the whole round sleeve, and the two connecting rods are respectively close to, the utility model discloses a connecting rod, including main adapter sleeve, auxiliary adapter sleeve, the other end of connecting rod is fixed with the traveller, the other end of connecting rod is gone up to be fixed with the traveller, No. two magnets have been put to the other end of connecting rod embedded, and two spouts are arranged in one of main adapter sleeve and are located the other end of whole circle cover, two the spout is close to two amalgamation positions of main adapter sleeve and auxiliary adapter sleeve respectively, the position that corresponds the spout on the main adapter sleeve has been embedded No. one magnet, and main adapter sleeve and auxiliary adapter sleeve are.

2. The cable towing device for the coal mining machine as claimed in claim 1, wherein the splicing position of the main connecting sleeve and the auxiliary connecting sleeve is provided with a magnetic sheet.

3. The cable towing device for the coal mining machine as claimed in claim 1, wherein the buffer sleeves are of an arc-shaped plate-shaped structure, the two buffer sleeves are symmetrical, and arc-shaped concave surfaces of the buffer sleeves are opposite.

4. The cable assembly of claim 1, wherein the opposing face poles of the first and second magnets are the same.

5. The cable assembly as claimed in claim 1, wherein a protective pad is disposed on an inner side of the full circle jacket.

6. The cable assembly of claim 1, wherein the sliding column is a cylindrical boss.

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