CN116161506A

CN116161506A - Mine hoist tail rope breakage protection device and method

Info

Publication number: CN116161506A
Application number: CN202310177439.0A
Authority: CN
Inventors: 丁明宏; 刘江威; 邹金明; 李杨
Original assignee: Mingchuang Huiyuan Technology Group Co ltd
Current assignee: Mingchuang Huiyuan Technology Group Co ltd
Priority date: 2023-02-28
Filing date: 2023-02-28
Publication date: 2023-05-26

Abstract

The invention discloses a tail rope breakage protection device and method for a mine hoist, comprising a fixing frame body, a winding device and a tightening device, wherein the fixing frame body comprises a supporting vertical plate and a rain shielding shed, the lower end of the rain shielding shed is fixedly connected with two groups of supporting vertical plates which are oppositely arranged, the winding device is arranged between the upper ends of the supporting vertical plates, the winding device is arranged at the lower end of the winding device, the tightening device is arranged at the lower end of the winding device, a traction rope is wound on the winding device, one end of the traction rope penetrates through the winding device and then is inserted on the winding device, and the traction rope penetrates through the winding device and then is connected in the tightening device. The invention aims to provide a protection device which has stable structure, can prevent tail ropes from being entangled and has a fracture protection effect.

Description

Mine hoist tail rope breakage protection device and method

Technical Field

The invention relates to the technical field of mining equipment, in particular to a tail rope breakage protection device and method for a mine hoist.

Background

Along with the development of economy prosperity and technology, in some industries, a hoisting machine is important, but when the hoisting machine is used, the hoisting machine needs to enter some shafts, so that the tail rope can be greatly damaged, such as corrosion and breakage, if the tail rope is broken, the construction can be influenced, the construction site can be damaged, the life safety of a user can be even jeopardized, the current hoisting machine does not prevent breakage, winding and other related measures when the tail rope is bundled, and therefore, the mine hoisting machine tail rope breakage protection device needs to be designed to solve the current problem.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide the protection device which has stable structure, can prevent the entanglement of the tail rope and has the fracture protection function.

The technical scheme adopted by the invention for achieving the purpose is as follows: the utility model provides a mine lifting machine tail rope breakage protection device, includes the mount body, coiling device, winding device, tightening means, the mount body is including supporting riser, weather shed, the transversal V font structure of personally submitting of weather shed, the support riser that two sets of relative settings of weather shed lower extreme fixedly connected with, be provided with coiling device between the upper end of supporting riser, coiling device is used for receiving and releasing the tractive rope, and can receive the tractive rope, also can receive the tractive rope of coiling outward, the coiling device lower extreme is provided with winding device, winding device is arranged in the winding process, can make the tractive rope evenly arrange in the coiling device, prevent to take place to entanglement between the tractive rope, winding device's lower extreme is provided with tightening means, tightening means is used for carrying out fracture protection to the tractive rope, and when the tailrope of tractive rope breaks, tightening means can extrude the fixed to the tractive rope through two sets of cambered surface extrusion plates, prevents to take place complete disconnection phenomenon between tractive rope and the coiling device, leads to the lifting machine to take place to twine on the coiling device, winding device has the winding, the winding device is used for receiving the winding device, the winding device passes after the winding device passes the winding device again in the winding device one end after the winding device passes through the winding device.

In some embodiments, the winding device comprises a winding column and a driving motor, the winding column is rotatably connected between the supporting vertical plates, the winding column is divided into two winding areas through a partition plate, the traction rope is wound on each winding area, one end of a rotating shaft of the winding column penetrates through the supporting vertical plates and then is connected with the driving motor, and the driving motor is fixedly connected to the supporting vertical plates on the opposite sides.

In some embodiments, the winding device comprises a guide frame, a reciprocating screw rod, a reciprocating sliding block and a rope guiding structure, wherein the guide frame is fixedly connected between supporting vertical plates below the winding device, the section of the guide frame is of a U-shaped structure, the reciprocating screw rod is rotationally connected with the guide frame, two ends of the reciprocating screw rod are respectively rotationally connected to the supporting vertical plates, two sections of thread grooves are respectively arranged on the reciprocating screw rod, a group of reciprocating sliding blocks are respectively connected in the guide frame with the opposite thread grooves in a sliding manner, the reciprocating sliding blocks are respectively connected to the reciprocating screw rod, one side of each reciprocating sliding block is fixedly connected with the rope guiding structure, and the traction rope is in penetrating connection in the rope guiding structure.

In some embodiments, a driving sprocket is fixedly connected with one end of the reciprocating screw rod after penetrating out of the supporting vertical plate, a driving sprocket is fixedly connected with one end of the rotating shaft of the winding column after penetrating out of the supporting vertical plate, and the driving sprocket is in transmission connection with the driving sprocket through a chain.

In some embodiments, the guide rope structure comprises a guide frame, an upper guide pillar, a lower guide pillar and a cleaning brush, wherein the guide frame is of a non-cover box structure, the bottom of the guide frame is fixedly connected with a reciprocating sliding block, an upper through hole is formed in the upper end of the guide frame, two groups of upper guide pillars are respectively connected to the inner side of the upper through hole in a rotating mode, a lower through hole is formed in the lower end of the guide frame, two groups of lower guide pillars are respectively connected to the inner side of the lower through hole in a rotating mode, the traction rope penetrates out of the guide frame between the two groups of upper guide pillars, and then penetrates out of the guide frame between the two groups of lower guide pillars, and the cleaning brush is fixedly connected to the joint of the cleaning brush and the traction rope in the guide frame.

In some embodiments, the tightening device comprises a mounting table, a movable block, a spring piece, a guide rod and a spring, wherein the mounting table is fixedly connected between the lower ends of the supporting vertical plates, two groups of guide holes are respectively formed in the upper ends of the mounting table, rope penetrating holes are respectively formed in the two inner sides of the guide holes, the guide rods are respectively fixedly connected with the edges of the upper ends of the guide holes, the upper ends of the guide holes are provided with lifting plates, sliding holes are respectively formed in the peripheral edges of the lifting plates, the guide rods are respectively and slidably connected in the opposite sliding holes, the springs are respectively and fixedly connected to the guide rods below the lifting plates, the spring pieces are respectively and fixedly connected with the movable block at the other ends of the spring pieces, cambered surface extrusion plates are respectively and fixedly connected to the opposite sides of the lower ends of the movable block, rope penetrating holes are respectively and fixedly connected with the guide rods at the two sides of the upper ends of the lifting plates, damping wheels are fixedly connected to the lifting plates under the rope penetrating holes, the two cambered surfaces pass through the wire arranging device and then are led into the guide wheels, and finally pass through the two cambered surfaces and pass through the two groups from the two sides of the guide plates.

A mine hoist tail rope breakage protection method specifically comprises the following steps:

1. the traction rope of the hoister is wound and unwound through the winding device, the winding speed of the winding device is controlled to be 60-90cm/min when the traction rope is wound and unwound each time, the working efficiency is affected due to the fact that the speed is too low, and the tightening device is triggered due to the fact that the speed is too high;

2. when the winding device winds the traction ropes, the traction ropes can be uniformly distributed on the winding column through the wire arrangement device, so that the traction ropes are prevented from being entangled with each other;

3. the cleaning brush in the winding displacement device is used for cleaning the traction rope, so that the corrosion caused by the residual pollutants on the surface of the traction rope after the traction rope is wound is reduced, and the effect of protecting the tail rope is achieved;

4. when the tail rope breaks, the elevator pulls the traction rope downwards under the action of gravity, the traction rope pulls the damping wheel to move downwards at first, the damping wheel pulls the lifting plate to move downwards, the lifting plate drives the two groups of movable blocks at the lower end to move in the guide hole, the two groups of movable blocks are relatively close to each other under the action of the guide hole, meanwhile, the two groups of cambered surface extrusion plates are mutually close to each other, the traction rope is extruded and fixed through the two groups of cambered surface extrusion plates, and the broken traction rope cannot continue to pull downwards, so that the breaking protection effect is achieved.

The invention has the beneficial effects that:

1. in the structure of the device, the rain-proof shed can reduce the wetting of the traction ropes by rain in rainy days, and the two groups of support vertical plates relatively fix and install the internal structure of the device, so that the whole structure is simple and stable;

2. the traction ropes can be uniformly distributed into the winding device through the winding device, so that the relative entanglement of the traction ropes in the winding process can be prevented;

3. the tightening device can rapidly squeeze and fix the tail rope when the tail rope of the traction rope is broken, so that the tail rope of the traction rope cannot be continuously pulled downwards, and the breaking protection effect is achieved.

Drawings

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

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic view showing a detail of the portion A1 in FIG. 2;

fig. 4 is a schematic view of a cross-sectional connection structure of a guide frame according to the present invention.

In the figure: the rain shed comprises a supporting vertical plate 1, a rain shed 2, a winding column 3, a driving motor 4, a guide frame 5, a reciprocating screw rod 6, a reciprocating sliding block 7, a driving chain wheel 8, a driving chain wheel 9, a guide frame 10, an upper guide pillar 11, a lower guide pillar 12, a cleaning brush 13, a mounting table 14, a movable block 15, a spring sheet 16, a guide rod 17, a spring 18, a lifting plate 19, a cambered surface extrusion plate 20, a sliding guide wheel 21 and a damping wheel 22.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-4, a mine hoist tail rope breakage protection device comprises a fixing frame body, a winding device, a wire arrangement device and a tightening device, wherein the fixing frame body comprises a supporting vertical plate 1 and a rain shed 2, the cross section of the rain shed 2 is of a V-shaped structure, the lower end of the rain shed 2 is fixedly connected with two groups of supporting vertical plates 1 which are oppositely arranged, the winding device is arranged between the upper ends of the supporting vertical plates 1, the winding device is used for winding and unwinding a traction rope, the winding device can wind the traction rope, the wire arrangement device is arranged at the lower end of the winding device, the wire arrangement device is used for winding, the traction rope can be uniformly distributed in the winding device, entanglement between the traction ropes is prevented, the tightening device is used for carrying out breakage protection on the traction rope, and when the tail rope of the traction rope is broken, the tightening device can squeeze and fix the traction rope through two groups of extrusion plates 20, the phenomenon of complete breakage between the traction rope and the winding device is prevented, the hoist is caused, the winding device is wound on the traction rope, one end of the winding device can wind the traction rope, the wire arrangement device can penetrate through the wire arrangement device after the wire arrangement device is penetrated through the wire arrangement device, and penetrates through the wire arrangement device again.

In some embodiments, the winding device comprises a winding column 3 and a driving motor 4, the winding column 3 is rotatably connected between the supporting vertical plates 1, the winding column 3 is divided into two winding areas through a partition plate, a traction rope is wound on each winding area, one end of a rotating shaft of the winding column 3 penetrates through the supporting vertical plates 1 and then is connected with the driving motor 4, the driving motor 4 is fixedly connected to the supporting vertical plates 1 on the opposite side, when the winding device is used, the driving motor 4 can rotate forwards and backwards, when the driving motor 4 rotates forwards, the winding column 3 is driven to rotate forwards, the winding column 3 winds the traction rope, and when the winding operation is performed, the traction rope is shortened, so that the lifting operation of a lifter is realized; when the driving motor 4 rotates reversely, the winding column 3 is driven to rotate reversely, the winding column 3 loosens the traction rope outwards, and then the released traction rope is pulled outwards under the action of gravity of the lifter;

in the invention, the winding column 3 is further provided with a rope groove, the rope groove can enable the traction rope to be embedded into the rope groove, and when the traction rope is wound or unwound, entanglement of the traction rope can be avoided as much as possible, so that the device cannot operate, and secondary use of the whole device is facilitated.

In some embodiments, the wire arrangement device comprises a guide frame 5, a reciprocating screw rod 6, reciprocating sliding blocks 7 and a rope guiding structure, wherein the guide frame 5 is fixedly connected between support vertical plates 1 below the winding device, the section of the guide frame 5 is of a U-shaped structure, the reciprocating screw rod 6 is rotationally connected with the guide frame 5, two ends of the reciprocating screw rod 6 are respectively rotationally connected to the support vertical plates 1, two sections of thread grooves are respectively arranged on the reciprocating screw rod 6, a group of reciprocating sliding blocks 7 are respectively connected in the guide frame 5 opposite to each section of thread groove in a sliding manner, the reciprocating sliding blocks 7 are respectively connected to the reciprocating screw rod 6, one side of each reciprocating sliding block 7 is fixedly connected with the rope guiding structure, and a traction rope is connected in the rope guiding structure in a penetrating manner; one end of the reciprocating screw rod 6 penetrates out of the supporting vertical plate 1 and then is fixedly connected with a driving sprocket 8, one end of a rotating shaft of the winding column 3 penetrates out of the supporting vertical plate 1 and then is fixedly connected with a driving sprocket 9, the driving sprocket 9 is in transmission connection with the driving sprocket 8 through a chain, when the winding work is carried out, the driving motor 4 drives the winding column 3 to rotate, the winding column 3 drives the driving sprocket 9 at the other end to rotate, the driving sprocket 9 drives the driving sprocket 8 through the chain to rotate, the driving sprocket 8 drives the reciprocating screw rod 6 to rotate, the reciprocating screw rod 6 drives the reciprocating slider 7 to carry out linear reciprocating motion in the guide frame 5, the reciprocating slider 7 drives the guide rope structure to reciprocate linearly, then the guide rope structure is in the moving process, and meanwhile the winding column 3 carries out winding operation, so that the traction ropes are uniformly distributed on the winding column 3.

In some embodiments, the guide rope structure comprises a guide frame 10, an upper guide post 11, a lower guide post 12 and a cleaning brush 13, the guide frame 10 is of a non-cover box structure, the bottom of the guide frame 10 is fixedly connected with the reciprocating sliding block 7, an upper through hole is formed in the upper end of the guide frame 10, two groups of upper guide posts 11 are respectively connected to the inner sides of the upper through holes in a rotating mode, two groups of lower guide posts 12 are respectively connected to the lower ends of the guide frame 10 in a rotating mode, the traction rope penetrates out of the guide frame 10 between the two groups of upper guide posts 11, the guide frame 10 penetrates out of the guide frame 10 between the two groups of lower guide posts 12, the cleaning brush 13 is fixedly connected to the cleaning brush 13 in the guide frame 10, friction generated in the transmission process of the traction rope is reduced by the upper guide post 11 and the lower guide post 12 at the upper end and the lower end of the guide frame 10 in the winding and unwinding process, meanwhile dirt on the surface of the traction rope can be removed through the cleaning brush 13 inside the traction rope, corrosion is prevented, and the surface dirt is continuously corroded after winding is protected.

In some embodiments, the tightening device comprises a mounting table 14, a movable block 15, a spring piece 16, a guide rod 17 and a spring 18, wherein the mounting table 14 is fixedly connected between the lower ends of the two groups of supporting vertical plates 1, two groups of guide holes are respectively formed in the upper ends of the mounting table 14, the two inner sides of the guide holes are respectively arranged as slope surfaces, the edges of the upper ends of the guide holes are respectively fixedly connected with the guide rod 17, the upper ends of the guide holes are provided with a lifting plate 19, the peripheral edges of the lifting plate 19 are respectively provided with a sliding hole, the guide rods 17 are respectively and slidably connected in the opposite sliding holes, the springs 18 are respectively and fixedly connected on the guide rods 17 below the lifting plate 19, the spring pieces 16 are respectively and fixedly connected on two sides of the lower end of the lifting plate 19, the other ends of the spring piece 16 are respectively and fixedly connected with the movable block 15, the cambered surface extrusion plates 20 are respectively and fixedly connected on two sides of the opposite sides of the lower end of the movable block 15, the middle part of the upper end of the lifting plate 19 is provided with a rope penetrating hole, the two sides of the upper end of the rope penetrating hole are respectively and fixedly connected with a sliding wheel 21, the damping wheel 22 is fixedly connected to the lifting plate 19 right below the threading hole, the traction rope passes through the wire arrangement device and then is led into the threading hole by the sliding guide wheel 21, then the traction rope passes through between two groups of cambered surface extrusion plates 20 after being wound around the damping wheel 22 for one circle, and finally passes out of the guide hole, when the traction rope is broken at one side of the tail rope and the winding column 3, the traction rope is pulled down and falls down suddenly under the gravity action of the lifter, in the downward pulling process of the traction rope, the damping wheel 22 cannot rotate rapidly under the action of damping resistance to separate the traction rope, but the traction rope pulls down to enable the damping wheel 22 to drive the lifting plate 19 to move downwards through downward pulling, the lifting plate 19 slides downwards along the guide rod 17, meanwhile, the springs 18 are compressed respectively, the lifting plate 19 drives the movable block 15 at the lower end to scratch downwards into the guide hole, under the action of the inner slope of the guide hole, the two groups of movable blocks 15 are forced to be close to each other, the cambered surface extrusion plates 20 at the lower ends of the movable blocks 15 are relatively close to each other, and the two close cambered surface extrusion plates 20 extrude and fix the traction ropes, so that the broken traction ropes cannot continue to be pulled downwards to play a role in protecting tail rope breakage.

In one embodiment of the invention

In the present invention

The beneficial effects of the invention are as follows:

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides a mine lifting machine tail rope protection device that breaks, includes mount body, coiling device, winding displacement device, tightening means, its characterized in that: the fixing frame body comprises a supporting vertical plate (1) and a rain shed (2), wherein two groups of supporting vertical plates (1) which are oppositely arranged are fixedly connected to the lower end of the rain shed (2), a winding device is arranged between the upper ends of the supporting vertical plates (1), a winding device is arranged at the lower end of the winding device, a tightening device is arranged at the lower end of the winding device, a traction rope is wound on the winding device, one end of the traction rope penetrates through the winding device and then is inserted into the winding device, and the traction rope penetrates through and is connected into the tightening device again after penetrating through the winding device.

2. The mine hoist tail rope breakage protection device according to claim 1, characterized in that: the winding device comprises a winding column (3) and a driving motor (4), the winding column (3) is rotationally connected between the supporting vertical plates (1), the winding column (3) is divided into two winding areas through partition plates, each winding area is wound with a traction rope, one end of a rotating shaft of the winding column (3) penetrates through the supporting vertical plates (1) and then is connected with the driving motor (4), and the driving motor (4) is fixedly connected to the supporting vertical plates (1) on the opposite sides.

3. The mine hoist tail rope breakage protection device according to claim 2, characterized in that: the winding displacement device comprises a guide frame (5), a reciprocating screw rod (6), reciprocating sliding blocks (7) and a guide rope structure, wherein the guide frame (5) is fixedly connected between supporting vertical plates (1) below the winding device, the section of the guide frame (5) is of a U-shaped structure, the reciprocating screw rod (6) is rotationally connected with the guide frame (5), two ends of the reciprocating screw rod (6) are respectively rotationally connected to the supporting vertical plates (1), two sections of thread grooves are respectively arranged on the reciprocating screw rod (6), a group of reciprocating sliding blocks (7) are respectively connected in the guide frame (5) with the opposite thread grooves in a sliding manner, the reciprocating sliding blocks (7) are respectively connected to the reciprocating screw rod (6), one side of each reciprocating sliding block (7) is fixedly connected with the guide rope structure, and the traction ropes are connected in the guide rope structure in a penetrating manner.

4. A mine hoist tail rope breakage protection device according to claim 3, characterized in that: the reciprocating screw rod (6) one end is worn out and is supported behind riser (1) fixedly connected with drive sprocket (8), the pivot one end of coiling post (3) is worn out and is supported behind riser (1) fixedly connected with drive sprocket (9), drive sprocket (9) are connected with drive sprocket (8) transmission through the chain.

5. The mine hoist tail rope breakage protection device according to claim 1, characterized in that: the guide rope structure comprises a guide frame (10), an upper guide post (11), a lower guide post (12) and a cleaning brush (13), wherein the guide frame (10) is of a non-cover box structure, the bottom of the guide frame (10) is fixedly connected with a reciprocating sliding block (7), an upper through hole is formed in the upper end of the guide frame (10), two groups of upper guide posts (11) are respectively connected to the inner side of the upper through hole in a rotating mode, two groups of lower guide posts (12) are respectively connected to the inner side of the lower through hole in a rotating mode, the guide frame (10) is penetrated out between the two groups of upper guide posts (11) through the traction rope, the guide frame (10) is penetrated out between the two groups of lower guide posts (12), the cleaning brush (13) is fixedly connected to the joint of the cleaning brush (13) and the traction rope.

6. The mine hoist tail rope breakage protection device according to claim 5, wherein: the tightening device comprises a mounting table (14), movable blocks (15), spring pieces (16), guide rods (17) and springs (18), wherein the mounting table (14) is fixedly connected between the lower ends of two groups of supporting vertical plates (1), two groups of guide holes are respectively formed in the upper ends of the mounting table (14), inclined surfaces are respectively arranged on the two inner sides of the guide holes, guide rods (17) are respectively fixedly connected with the edges of the upper ends of the guide holes, lifting plates (19) are arranged at the upper ends of the guide holes, sliding holes are respectively formed in the peripheral edges of the lifting plates (19), the guide rods (17) are respectively and slidably connected in opposite sliding holes, springs (18) are respectively and fixedly connected to the guide rods (17) below the lifting plates (19), the movable blocks (15) are respectively and fixedly connected to the two sides of the lower ends of the spring pieces (16), cambered surface pressing plates (20) are respectively and fixedly connected to the other ends of the spring pieces (16), a middle part of the upper end of each lifting plate (19) is provided with a lifting hole, the upper ends of each lifting plate (21) are respectively and fixedly connected with a lower guide rope guide wheel (21) and a lower rope guide wheel (21) through the corresponding sliding hole, and then the traction rope passes through between two groups of cambered surface extrusion plates (20) after being wound around the damping wheel (22) for one circle, and finally passes out of the guide hole.

7. The mine hoist tail rope breakage protection method comprises the mine hoist tail rope breakage protection device according to any of claims 1-6, and is characterized by comprising the following steps:

2. when the winding device winds the traction ropes, the traction ropes can be uniformly distributed on the winding column (3) through the wire arrangement device, so that the traction ropes are prevented from being entangled with each other;

3. the cleaning brush (13) in the winding displacement device is used for cleaning the traction rope, so that the corrosion caused by the residual pollutants on the surface of the traction rope after the traction rope is wound is reduced, and the effect of protecting the tail rope is achieved;

4. when the tail rope breaks, the elevator pulls the traction rope downwards under the action of gravity, the traction rope pulls the damping wheel (22) to move downwards at first, the damping wheel (22) pulls the lifting plate (19) to move downwards, the lifting plate (19) drives two groups of movable blocks (15) at the lower end to move in the guide hole, the two groups of movable blocks (15) are relatively close to each other under the action of the guide hole, and simultaneously the two groups of cambered surface extrusion plates (20) are mutually close to each other, and the traction rope is extruded and fixed through the two groups of cambered surface extrusion plates (20), so that the broken traction rope cannot continuously pull downwards, and the breaking protection effect is achieved.