CN211871310U

CN211871310U - Colliery emergency rescue lifting machine

Info

Publication number: CN211871310U
Application number: CN202020077469.6U
Authority: CN
Inventors: 任浩; 贾建豪
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-13
Filing date: 2020-01-13
Publication date: 2020-11-06
Anticipated expiration: 2030-01-13

Abstract

The utility model discloses a coal mine emergency rescue hoister, which comprises a hoisting basket and a hoisting device, wherein the hoisting device comprises a driving motor I, a shaft sleeve, a bearing, a connecting piece I, a connecting piece II, a cable rope and a rope winder, one end of the shaft sleeve is fixedly connected with an output shaft of the driving motor I, the other end of the shaft sleeve is fixedly connected with an outer ring of the bearing, one end of the shaft sleeve, which is internally provided with the bearing, is also fixedly provided with the connecting piece II, two side end faces of the connecting piece are provided with slotted holes, two groups of cable ropes are respectively and fixedly connected with a traction device, the traction device comprises a reel, a traction rope, a steering wheel and a fixed sleeve, the fixed sleeve is fixedly arranged on the cable rope, the rescue time utilization rate is improved, the two hoisting baskets work one by one, the middle time difference is effectively utilized, and retracting the traction rope to generate lateral traction force, so that the lifting basket can land safely.

Description

Colliery emergency rescue lifting machine

Technical Field

The utility model relates to an elevator field, concretely relates to colliery emergency rescue lifting machine.

Background

Coal mining generally is underground mining work, and at the coal mining in-process, for the convenience of workman's business turn over coal mine, need use the lift to carry out personnel transportation usually, current lift sets up under the coal mine usually, and when the colliery took place the accident, the lift in the pit breaks down easily and can't carry out normal lift work to the personnel in the pit can't get back to ground and suffer from the condition in the pit, inconvenient interim emergency rescue of going on appears easily. To the above-mentioned problem, carry out the innovative design on original lift's basis, to this kind of problem, people have designed a colliery and should first aid rescue and use lift: the application numbers are: 201821933389.5 discloses a lifter for coal mine emergency rescue, which comprises a bottom frame, a lifting basket and a servo motor, wherein the bottom frame is internally provided with a containing groove, the inner side of the containing groove is provided with a cross bar, the cross bar is connected with the bottom frame through the accommodating groove, an installing groove is reserved in the cross bar, a limiting groove is arranged on the mounting groove, a loop bar is arranged below the cross bar, the inner side of the loop bar is also provided with a limiting groove, a support bar is arranged on the inner side of the loop bar, the lower end of the supporting rod is connected with a supporting block, an adjusting ring is arranged below the loop bar and is positioned at the outer side of the supporting rod, and the adjusting ring is connected with the loop bar through a connecting ring, the lifting basket is positioned below the bottom frame, and a cable is arranged on the lifting basket, and the cable passes through the first fixed pulley and the second fixed pulley respectively and is connected with the take-up reel. Can erect in colliery mine well head position, avoid setting up the operation trouble that appears in the pit easily, this lift can be adjusted according to coal mine well head size simultaneously, has improved the stability of erectting, is favorable to carrying on advantages such as stable lift work. The elevator for coal mine emergency rescue has the following defects: the elevator has the advantages that the utilization rate of rescue time is not high enough, and meanwhile, after the lifting basket rises to the ground height from the underground, no traction mechanism is used for pulling the lifting basket to the ground, so that the elevator has defects in practical application.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a colliery emergency rescue lifting machine that structural design is reasonable.

The utility model provides a technical scheme that above-mentioned problem adopted is:

a coal mine emergency rescue hoister comprises a hoisting basket and a hoisting device, wherein the hoisting device comprises a first driving motor, a shaft sleeve, a bearing, a first connecting piece, a second connecting piece, a cable and a rope winder, one end of the shaft sleeve is fixedly connected with an output shaft of the first driving motor, the other end of the shaft sleeve is fixedly connected with an outer ring of the bearing, one end of the shaft sleeve, which is internally provided with the bearing, is also fixedly provided with the second connecting piece, an inner ring of the bearing is fixedly connected with the outer wall surface of the sleeve, the first connecting piece is slidably arranged in the sleeve, one side of the first connecting piece is fixedly connected with a pushing mechanism, the other side of the first connecting piece is close to the shaft sleeve, the first pushing mechanism pushes the first connecting piece, the first connecting piece and the second connecting piece are fixedly inserted, the two groups of rope winders are respectively and fixedly arranged on the outer end surfaces of the shaft sleeve and, the first driving motor is fixedly arranged on the ground through the second fixing block, and the winding directions of the two groups of rope rolling machines are opposite.

Preferably, the first connecting piece is provided with a plurality of notches, a connecting assembly is arranged in each notch, the connecting assembly comprises a spring and a supporting rod, one end of the spring is fixedly connected with the bottom surface of each notch, one end of the spring is fixedly arranged on the bottom end surface of the supporting rod, one part of the upper end of the supporting rod extends out of each notch, the end surfaces of two sides of the connecting piece are provided with slotted holes, and the supporting rod is inserted into the slotted holes in the second connecting piece to be fixedly connected.

Preferably, the pushing mechanism is a hydraulic cylinder, the hydraulic cylinder comprises a piston rod, a piston, an oil pipe and a cylinder barrel, one end of the piston rod is fixedly connected with the piston arranged in the cylinder barrel, the other end of the piston rod is fixedly connected with a connecting piece, the outer end face of the cylinder barrel is fixedly connected with the inner wall face of the sleeve barrel through a fixing piece, and the oil pipe is fixedly connected with an oil inlet and an oil outlet arranged on the cylinder barrel.

Preferably, two sets of hawsers respectively with draw gear fixed connection, draw gear includes reel, haulage rope, directive wheel and fixed cover, fixed cover is fixed to be set up on the hawser, still is close to simultaneously and promotes the basket, the fixed setting on the reel of haulage rope one end winding, the output shaft fixed connection of reel and driving motor two, the other end and fixed cover fixed connection, the reel passes through fixed block one and fixes the setting subaerial, the fixed setting at the well head of directive wheel.

Preferably, the cable and the hauling rope are manganese series phosphated coated steel wire ropes.

Compared with the prior art, the utility model, have following advantage and effect:

(1) this colliery emergency rescue lifting machine can improve rescue time utilization, and two promote the basket and be work one on the other, and middle time difference has obtained effectual utilization, for the personnel of distress strive for earlier treatment time, specifically are provided with two sets of promotion baskets and elevating gear.

(2) This colliery emergency rescue lifting machine axle sleeve can take the sleeve syntropy to rotate, makes simultaneously axle sleeve and sleeve can peg graft smoothly fixedly, specifically realizes by the coupling assembling that sets up on the connecting piece.

(3) This colliery emergency rescue lifting machine's haulage rope withdraws the haulage rope under the effect of reel, produces side direction traction force to make the safe landing of hoisting basket, specifically be provided with draw gear.

Drawings

Fig. 1 is the utility model relates to an overall structure schematic diagram of colliery emergency rescue lifting machine.

Fig. 2 is the utility model relates to a connecting piece structure schematic diagram of colliery emergency rescue lifting machine.

Fig. 3 is the utility model relates to a structural schematic of axle sleeve of colliery emergency rescue lifting machine.

Fig. 4 is a partial view of the utility model relates to a connecting axle of colliery emergency rescue lifting machine.

Description of the symbols of the drawings:

1-lifting basket, 2-lifting device, 21-driving motor I, 22-shaft sleeve, 221-slotted hole, 23-sleeve, 24-bearing, 25-connecting piece I, 251-supporting rod, 252-spring, 26-cable, 27-rope winder, 28-connecting piece II, 3-fixed block I, 4-hydraulic cylinder, 41-piston rod, 42-piston, 43-cylinder, 5-traction device, 51-winding wheel, 52-traction rope, 53-steering wheel, 54-fixed sleeve and 6-fixed block II.

Detailed Description

The present invention will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not intended to limit the present invention.

Referring to fig. 1 to 4, the coal mine emergency rescue hoist of the embodiment includes a hoisting basket 1 and a hoisting device 2, where the hoisting device 2 includes a first driving motor 21, a shaft sleeve 22, a sleeve 23, a bearing 24, a first connecting member 25, a second connecting member 28, a cable 26, and a rope winder 27, one end of the shaft sleeve 22 is fixedly connected to an output shaft of the first driving motor 21, the other end of the shaft sleeve 22 is fixedly connected to an outer ring of the bearing 24, the end of the shaft sleeve 22, in which the bearing 24 is disposed, is also fixedly provided with the second connecting member 28, an inner ring of the bearing 24 is fixedly connected to an outer wall surface of the sleeve 23, the first connecting member 25 is slidably disposed in the sleeve 23, one side of the first connecting member 25 is fixedly connected to a pushing mechanism, the other side of the first connecting member is close to the shaft sleeve 22, the pushing mechanism pushes the first connecting member 25, the first connecting member 25 and the, one end of the cable 26 is fixedly connected with the lifting basket 1, the other end of the cable is fixed and wound with the rope winder 27, the sleeve 23 is rotatably connected with a second fixing block 6 fixedly arranged on the ground, a first driving motor 21 is fixedly arranged on the ground through the second fixing block 6, the two groups of rope winders 27 are opposite in winding direction, the first driving motor 21 is started, the rope winder 27 arranged on the shaft sleeve 22 works under the action of the first driving motor 21, the lifting basket 1 on the rope winder 27 is gradually lowered until the lifting basket falls to the bottom of the well, the first driving motor 21 is closed, the pushing mechanism is started, the first connecting piece 25 is matched and fixedly connected with the second connecting piece 28 through the pushing mechanism, the first driving motor 21 is started again, the shaft sleeve 22 and the sleeve 23 rotate in the same direction, and the two lifting baskets 1 fixed on the cable 26 move in the opposite directions one above another due to the opposite winding directions of the two groups, when one lifting basket 1 falls to the shaft bottom, rescue personnel and the person in distress are carried to another lifting basket 1 and rise, because the rescue personnel need to run back and forth to find the person in distress, two lifting baskets 1 are worked one on the other, the time difference in the middle is effectively utilized, the rescue time utilization rate can be improved, the earlier treatment time is strived for the person in distress, the mooring rope 26 and the traction rope 52 are manganese series phosphating coating steel wire ropes, the service life is long, and the wear resistance and the corrosion resistance are good.

The first connecting piece 25 is provided with a plurality of notches, the notches are internally provided with connecting components, the connecting components comprise springs 252 and supporting rods 251, one ends of the springs 252 are fixedly connected with the bottom surfaces of the notches, one ends of the springs are fixedly arranged on the bottom end surfaces of the supporting rods 251, part of the upper ends of the supporting rods 251 extend out of the notches, the side end surfaces of the second connecting pieces 28 are provided with slotted holes 221, the supporting rods 251 are fixedly connected with the slotted holes 221 on the second connecting pieces 28 in an inserted mode, when the pushing mechanism pushes the first connecting piece 25, if the slotted holes 221 on the second connecting pieces 28 are dislocated with the supporting rods 251, under the action of the springs 252, the supporting rods 251 which are pushed to the side end surfaces of the shaft sleeve 22 are partially retracted, the springs 252 are compressed, the first driving motor 21 is started, and the shaft sleeve 22 is slowly rotated due to the slow rotation of the first driving motor 21, so that the supporting rods 251 which are pushed to, the sleeve 22 and the sleeve 23 rotate in the same direction.

The pushing mechanism is a hydraulic cylinder 4, the hydraulic cylinder 4 comprises a piston rod 41, a piston 42, an oil pipe and a cylinder barrel 43, one end of the piston rod 41 is fixedly connected with the piston 42 arranged in the cylinder barrel 43, the other end of the piston rod is fixedly connected with a first connecting piece 25, the outer end face of the cylinder barrel 43 is fixedly connected with the inner wall face of the sleeve 23 through a fixing piece, the oil pipe is fixedly connected with an oil inlet and an oil outlet arranged on the cylinder barrel 43, hydraulic oil is introduced into the oil pipe, so that the piston rod 41 is pushed out or retracted, because the piston rod 41 is fixedly connected with the first connecting piece 25, when the first connecting piece 25 and the second connecting piece 28 are inserted and fixed, the piston rod 41 rotates along with the rotation, the piston rod 41 moves axially in the cylinder barrel 43, the two do not rotate relatively, therefore, the piston rod 41 rotates with the cylinder barrel, so that the hydraulic pump remains stationary.

The two groups of mooring ropes 26 are respectively fixedly connected with the traction device 5, the traction device 5 comprises a reel 51, a traction rope 52, a steering wheel 53 and a fixing sleeve 54, the fixing sleeve 54 is fixedly arranged on the mooring rope 26 and is also close to the lifting basket 1, one end of the traction rope 52 is wound and fixedly arranged on the reel 51, the reel 51 is fixedly connected with an output shaft of the driving motor II, the other end of the reel 51 is fixedly connected with the fixing sleeve 54, the reel 51 is fixedly arranged on the ground through a fixing block I3, the steering wheel 53 is fixedly arranged at a wellhead, when the lifting basket 1 falls, the traction rope 52 fixed on the mooring rope 26 falls along with the mooring rope 26, the direction of the traction rope 52 is changed through the steering wheel 53, the traction rope 52 is prevented from being abraded due to ground friction of the wellhead, when the lifting basket 1 rises to an inlet, the driving motor II, so that the traction rope 52 is retracted by the reel 51 to generate a side traction force, thereby safely landing the basket 1.

The above description in this specification is merely illustrative of the present invention. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a colliery emergency rescue lifting machine which characterized in that: the lifting device (2) comprises a lifting basket (1) and a lifting device (2), wherein the lifting device (2) comprises a driving motor I (21), a shaft sleeve (22), a sleeve (23), a bearing (24), a connecting piece I (25), a connecting piece II (28), a mooring rope (26) and a rope winder (27), one end of the shaft sleeve (22) is fixedly connected with an output shaft of the driving motor I (21), the other end of the shaft sleeve is fixedly connected with an outer ring of the bearing (24), the end, in which the bearing (24) is arranged, of the shaft sleeve (22) is also fixedly provided with the connecting piece II (28), an inner ring of the bearing (24) is fixedly connected with an outer wall surface of the sleeve (23), the connecting piece I (25) is arranged in the sleeve (23) in a sliding manner, one side of the connecting piece I (25) is fixedly connected with a pushing mechanism, the other side of the connecting piece I is close to the shaft sleeve (22, two sets of ropewinder (27) are fixed respectively and are set up the outer terminal surface at axle sleeve (22) and sleeve (23), hawser (26) one end and lifting basket (1) fixed connection, the other end is fixed and twine with ropewinder (27), sleeve (23) rotate with fixed block two (6) that set up subaerial and are connected, driving motor one (21) are fixed to be set up subaerial through fixed block two (6), two sets of ropewinder (27) winding opposite direction.

2. The coal mine emergency rescue hoist as claimed in claim 1, characterized in that: the connecting piece I (25) is provided with a plurality of notches, a connecting assembly is arranged in each notch, each connecting assembly comprises a spring (252) and a supporting stick (251), one end of each spring (252) is fixedly connected with the bottom surface of each notch, one end of each spring is fixedly arranged on the bottom end surface of each supporting stick (251), one part of the upper end of each supporting stick (251) extends out of each notch, the side end surface of the connecting piece II (28) is provided with a slotted hole (221), and each supporting stick (251) is inserted into and fixedly connected with the slotted hole (221) in the connecting piece II (28).

3. The coal mine emergency rescue hoist as claimed in claim 1, characterized in that: the pushing mechanism is a hydraulic cylinder (4), the hydraulic cylinder (4) comprises a piston rod (41), a piston (42), an oil pipe and a cylinder barrel (43), one end of the piston rod (41) is fixedly connected with the piston (42) arranged in the cylinder barrel (43), the other end of the piston rod is fixedly connected with a first connecting piece (25), the outer end face of the cylinder barrel (43) is fixedly connected with the inner wall face of the sleeve (23) through a fixing piece, and the oil pipe is fixedly connected with an oil inlet and an oil outlet formed in the cylinder barrel (43).

4. The coal mine emergency rescue hoist as claimed in claim 1, characterized in that: two sets of hawsers (26) respectively with draw gear (5) fixed connection, draw gear (5) include reel (51), haulage rope (52), directive wheel (53) and fixed cover (54), fixed cover (54) are fixed to be set up on hawser (26), still are close to simultaneously and promote basket (1), haulage rope (52) one end winding is fixed to be set up on reel (51), output shaft fixed connection of reel (51) and driving motor two, the other end and fixed cover (54) fixed connection, reel (51) are fixed to be set up subaerial through fixed block one (3), directive wheel (53) are fixed to be set up at the well head.

5. The coal mine emergency rescue hoist according to any one of claims 1 and 4, characterized in that: the rope (26) and the pull rope (52) are manganese-based phosphated coated steel wire ropes.