CN104670812B - Multi-point auxiliary belt conveyer driving long-distance wire rope traction system - Google Patents

Abstract

The invention discloses a long-distance wire rope traction system with multi-point auxiliary drive for a belt conveyor, which includes a wire rope drive device, a steel wire rope, a heavy hammer type tensioning device, a broken rope protection device and a tail wheel. Hammer type tensioning device and broken rope protection device, and then bypass the tail wheel to form a closed system, set the rope support wheel and the rope pressure wheel along the wire rope; it also includes the guide rope pressure wheel and the belt auxiliary drive device, the belt auxiliary drive device is set on In the pit, the guide and pressure rope wheels are arranged at the front and rear of the pit, and the steel wire rope is in contact with the belt auxiliary driving device under the pressure of the guide and pressure rope wheels. Through the relay drive of the belt auxiliary drive device installed in many places, the running distance of the wire rope is increased, the maximum stress is reduced, the safe operation is ensured, and the processing of the entire system parts caused by the direct increase of the driving force is avoided. deterioration of conditions.

Description

A long-distance wire rope traction system with multi-point auxiliary drive for belt conveyor

technical field

The invention relates to a steel wire rope traction system, in particular to a long-distance steel wire rope traction system which adopts multi-point auxiliary drive of a belt conveyor.

Background technique

At present, the underground transportation of coal mines is divided into the main transportation of coal and the auxiliary transportation of gangue, materials and personnel. Wire rope traction systems are widely used in both primary and secondary transport. The wire rope traction system has the advantages of high reliability, strong adaptability, and high climbing ability. Its common application equipment in underground mines includes endless rope continuous tractors, monkey carts, rope traction rail cars, and winches. Although new auxiliary transportation equipment such as endless rope continuous tractors and monkey carts have expanded the transportation distance on the basis of traditional winches, the requirements for long-distance traction of the wire rope traction system involved are still insufficient, and it is impossible to realize large-scale transportation of wire rope traction equipment. The requirements of traction, long-distance and continuous transportation seriously restrict the efficient mining of coal mines.

Contents of the invention

Aiming at the above-mentioned problems in the prior art, the present invention provides a long-distance wire rope traction system with multi-point auxiliary drive for belt conveyors, which increases the distance of wire rope traction, and the wire rope circulates and runs smoothly.

In order to achieve the above object, the technical solution adopted by the present invention is: a long-distance steel wire rope traction system with multi-point auxiliary drive of the belt conveyor, including a wire rope driving device, a steel wire rope, a heavy hammer type tensioning device, a broken rope protection device and a tail wheel, The wire rope bypasses the wire rope driving device, successively passes through the hammer type tensioning device and the broken rope protection device, and then bypasses the tail wheel to form a closed system. Along the wire rope, a support pulley and a rope pulley are set; it also includes a guide pulley and a belt Auxiliary driving device, the belt auxiliary driving device is arranged in the pit, and the guiding and pressing rope wheels are arranged at the front and rear of the pit, and the steel wire rope is in contact with the belt auxiliary driving device under the pressure of the guiding and pressing rope wheel.

Further, the tape auxiliary driving device is composed of a pulley, a frame, a supporting wheel set, a tensioning wheel, a follower wheel, a tight spring, a driving tape, an explosion-proof motor, a coupling, a reducer, a brake and a base;

The frame is fixed on the ground, and the belt pulley, tension pulley and follower pulley are all fixed on the frame, and the tension pulley is arranged between the pulley and follower pulley; the supporting wheel group and the frame are connected by a tight spring; The driving tape winds around the belt pulley, and forms a closed loop through the tension pulley, follower pulley and support pulley group;

The explosion-proof motor is connected to the reducer through the first coupling, the reducer is connected to the brake, and the brake is connected to the pulley through the second coupling; the explosion-proof motor, reducer and brake are fixed on the base; the base is located on the side of the driving belt , arranged in parallel with it.

Further, friction linings are inlaid at intervals on the driving tape.

Further, a hydraulic tensioning device is also included, and the hydraulic tensioning device is connected with the tail wheel.

The beneficial effects of the present invention are: the present invention is a multi-point drive, which increases the running distance of the wire rope, reduces the maximum stress, ensures the safety of the operation, and avoids the The deterioration of the processing conditions of the whole system parts caused by the direct increase of the driving force; it can be widely used in wire rope transportation equipment including various types of winches, endless rope continuous tractors, monkey cars, etc., which can improve its traction force and increase Shipping distance.

Description of drawings

Fig. 1 is a structural representation of the present invention;

Fig. 2 is a top view of the belt cornering device of the present invention;

Fig. 3 is a structural schematic diagram of the tape auxiliary driving device;

Fig. 4 is a schematic cross-sectional view of the tape auxiliary driving device;

Fig. 5 is a schematic diagram of a section of the driving belt;

In the figure: 1. Steel wire rope driving device, 2. Steel wire rope, 3. Heavy hammer type tensioning device, 4. Broken rope protection device, 5. Rope support wheel, 6. Rope pressure wheel, 7. Guide rope pressure wheel, 8, Belt auxiliary driving device, 9. Tail wheel, 10. Hydraulic tensioning device, 12. Curve guide device, 13. Pit, 14. Pulley, 15. Rack, 16. Supporting wheel group, 17. Tensioning wheel , 18, follower wheel, 19, close spring, 20, driving tape, 21, friction lining, 22, explosion-proof motor, 23, first coupling, 24, reducer, 25, brake, 26, base, 27 , The second coupling.

detailed description

The present invention will be further described below in conjunction with accompanying drawing.

As shown in Figure 1, the long-distance steel wire rope traction system with multi-point auxiliary drive of this belt conveyor includes a wire rope driving device 1, a steel wire rope 2, a heavy hammer tensioning device 3, a broken rope protection device 4 and a tail wheel 9, and the wire rope 2 winds Go through the wire rope driving device 1, pass through the hammer type tensioning device 3 and the broken rope protection device 4 successively, and then go around the tail wheel 9 to form a closed system, and set the supporting pulley 5 and the pressing pulley 6 along the wire rope 2; it also includes a guide The pressure rope wheel 7 and the belt auxiliary driving device 8, the belt auxiliary driving device 8 is arranged in the pit 13, the guiding rope pressing wheel 7 is arranged at the front and rear of the pit 13, and the steel wire rope 2 is under the pressure of the guiding pressing rope wheel 7 Contact with tape auxiliary drive device 8.

The wire rope driving device 1 drives the wire rope 2, and the wire rope 2 is driven by the belt auxiliary driving device 8 in the middle of the system, and circulates under the action of the rope supporting wheel 5 and the rope pressing wheel 6; the wire rope driving device 1, the weight type tensioning device 3 and the broken rope protection device 4 are fixed on the ground, and the installation surface of the steel wire rope driving device 1 and the weight type tensioning device 3 is lower than the running surface of the steel wire rope 2;

As shown in Fig. 3 and Fig. 4, adhesive tape auxiliary driving device 8 is made of belt pulley 14, frame 15, idler group 16, tension pulley 17, follower wheel 18, close spring 19, driving tape 20, explosion-proof motor 22, Composed of coupling 23, speed reducer 24, brake 25 and base 26;

Frame 15 is fixed on the ground, belt pulley 14, tension pulley 17, follower wheel 18 are all fixed on the frame 15, tension pulley 17 is arranged between belt pulley 14 and follower pulley 18; The frames 15 are connected by a tight spring 19; the driving tape 20 goes around the pulley 14, passes through the tension pulley 17, the follower pulley 18 and the support pulley group 16 to form a closed loop;

The explosion-proof motor 22 is connected with the reducer 24 through the first coupling 23, the reducer 24 is connected with the brake 25, and the brake 25 is connected with the pulley 14 through the second coupling 27; the explosion-proof motor 22, the reducer 24 and the brake 25 are fixed On the base 26; the base 26 is located on one side of the drive belt 20, arranged in parallel with it, the explosion-proof motor 22 drives the reducer 24, the reducer 24 drives the brake 25, the brake 25 drives the pulley 14, and the pulley 14 drives the drive belt 20 to move, Thereby power is transmitted to steel wire rope 2.

The wire rope 2 runs under the action of the wire rope driving device 1, passes through the hammer tensioning device 3 and the broken rope protection device 4 successively, obtains auxiliary driving force at the belt auxiliary driving device 8, passes through the tail wheel 9, and then passes through the belt auxiliary drive The device 8 assists the drive to form a closed ring structure; at the tape auxiliary drive device 8, the steel wire rope 2 contacts the driving tape 20 through the action of the guiding rope pulley 7 to obtain an auxiliary driving force;

During the auxiliary driving process, the tight spring 19 keeps the steel wire rope 2 in contact with the driving tape 20 and absorbs the shock brought by the vibration of the steel wire rope 2 . The entire wire rope traction system is driven by multiple points, including the driving of the wire rope driving device 1 at the starting point and the driving of the belt auxiliary driving device 8 in the middle; through the relay drive of the belt auxiliary driving device 8 arranged in multiple places, the running distance of the wire rope 2 is increased , reduces the maximum stress, ensures the safety of operation, and avoids the deterioration of the processing conditions of the whole system components caused by directly increasing the driving force.

As shown in Figure 5, in order to further increase the frictional force between the belt auxiliary driving device 8 and the steel wire rope 2, and slow down the impact force of the steel wire rope 2 on the driving belt 20, friction pads 21 are inlaid at intervals on the driving belt 20, and the steel rope 2 In contact with the friction pad 21.

In order to ensure the stability of the work of the present invention, a hydraulic tensioner 10 is also included, and the hydraulic tensioner 10 is connected with the tail wheel 9 . As shown in Figure 2, the cornering device 12 is arranged on the same side of the up and down steel wire rope 2, and the steel wire rope 2 can turn under the action of the cornering device 12, which greatly improves the scope of application of the present invention.

Claims (3)

1. A long-distance wire rope traction system with multi-point auxiliary drive for belt conveyors, including a wire rope drive device (1), a wire rope (2), a heavy hammer tensioning device (3), a broken rope protection device (4) and a tail wheel (9), the wire rope (2) bypasses the wire rope driving device (1), successively passes through the hammer type tensioning device (3) and the broken rope protection device (4), and then bypasses the tail wheel (9) to form a closed system, A rope supporting wheel (5) and a rope pressing wheel (6) are arranged along the wire rope (2); it is characterized in that it also includes a guiding rope pressing wheel (7) and a belt auxiliary driving device (8), and the belt auxiliary driving device (8) is set In the pit (13), the guide rope pulley (7) is arranged at the front and rear of the pit (13), and the steel wire rope (2) is connected with the belt auxiliary driving device (8) under the pressure of the guide pulley (7). ) contact; the belt auxiliary driving device (8) consists of a pulley (14), a frame (15), a supporting wheel set (16), a tensioning pulley (17), a follower pulley (18), a close spring ( 19), driving belt (20), explosion-proof motor (22), coupling (23), reducer (24), brake (25) and base (26); Frame (15) is fixed on the ground, belt pulley (14), tension pulley (17), follower pulley (18) are all fixed on the frame (15), tension pulley (17) is arranged on belt pulley (14) ) and the follower pulley (18); the support pulley set (16) and the frame (15) are connected by a tight spring (19); the driving belt (20) winds around the belt pulley (14) and passes through the tension pulley (17), follower wheel (18) and supporting wheel group (16) form a closed loop; The explosion-proof motor (22) is connected to the reducer (24) through the first coupling (23), the reducer (24) is connected to the brake (25), and the brake (25) is connected to the pulley through the second coupling (27) (14) are connected; the explosion-proof motor (22), reducer (24) and brake (25) are fixed on the base (26); the base (26) is located on one side of the driving belt (20), and is arranged in parallel with it. 2. The long-distance steel wire rope traction system with multi-point auxiliary drive of the belt conveyor according to claim 1, characterized in that, the driving belt (20) is inlaid with friction pads (21) at intervals. 3. The long-distance wire rope traction system with multi-point auxiliary drive of belt conveyor according to claim 1, characterized in that it also includes a hydraulic tensioning device (10), a hydraulic tensioning device (10) and a tail wheel (9 )connect.