CN217076818U - Temporary lifting device for dredging of large water mine shaft - Google Patents

Abstract

The utility model provides a temporary hoisting device of big flood mine pit shaft desilting, belongs to pit shaft desilting facility technical field for the pit shaft desilting. The technical scheme is as follows: two floorbar parallel are fixed in the pit shaft bottom, the vertical welding stand on the floorbar, three girders are welded respectively on the top of stand, two main head sheave beam parallel welds between two girders, two mud discharging lifting head sheave beam parallel welds between two girders, main lifting head sheave fixed mounting is between two main head sheave beams, the mud discharging lifting head sheave is fixed between two mud discharging lifting head sheave beams, the wire rope of main lifting winch is connected with the upper end of well bucket through main lifting head sheave, the wire rope of mud discharging lifting winch is connected with the upper end of vertical mud discharging pipe through mud discharging lifting head sheave, the mud discharging pump is connected to the lower extreme of mud discharging pipe. The utility model discloses can cooperate permanent hoisting device to carry out the desilting work to the pit shaft, can improve the desilting efficiency of construction, shorten construction period, eliminate the potential safety hazard of desilting work, accomplish the desilting work of pit shaft.

Description

Temporary lifting device for dredging of large water mine shaft

Technical Field

The utility model relates to a big flood mine pit shaft desilting temporary hoisting device belongs to pit shaft desilting facility technical field.

Background

In the production process of a mine, the auxiliary shaft lifting device is used for lifting personnel, stope waste rock recovery, stope fine ore, a mining standard support material and the like, according to geological characteristics, surrounding rocks of a large water mine often have the characteristics of complex crushing, pulverization, serious argillization and the like, water drenching in a shaft of the auxiliary shaft is increased, ore rocks and impurities are easy to fall into the shaft in the lifting process, sludge in the shaft is deposited and gradually increased, when the sludge at the bottom of the shaft is increased to a certain degree, serious influence is caused on the safe operation of the lifting device, and the sludge in the shaft needs to be cleaned regularly.

The dredging work of the auxiliary shaft should not influence the auxiliary shaft lifting tasks such as the lifting of stope waste rocks, the lowering of mining-preparation supporting materials and the like as far as possible, so the requirement of each dredging construction period is tight. Meanwhile, the lifting device brings great hidden danger to dredging operation safety due to complex arrangement position of a shaft bottom structure, large shaft water spraying, dark light and the like, implementation difficulty is high, and huge difficulty is brought to design of a dredging technical scheme and arrangement of dredging facilities due to extremely limited operation space near a shaft and each ingate, so that dredging operation of a large-water mine auxiliary well is difficult.

Under the circumstance, a large water mine shaft dredging temporary lifting suspension device is quite necessary to be arranged so as to overcome the key problems of insufficient permanent lifting devices, complex arrangement position of a shaft bottom structure, limited operation space, large shaft water spraying, dark light, large implementation difficulty, large safety hidden danger of dredging operation, large implementation difficulty and the like. The temporary lifting device is installed to ensure that the permanent lifting equipment cannot be influenced and the effective operation of the dredging facility and the safety of personnel operation are ensured.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a provide a interim hoisting device of big flood mine pit shaft desilting, this kind of interim hoisting device can cooperate permanent hoisting device to carry out desilting work to the pit shaft, when guaranteeing pit shaft desilting safety construction, can improve desilting efficiency of construction, shorten construction period, eliminate the potential safety hazard of desilting work, accomplish the desilting work of big flood mine pit shaft fast.

The technical scheme for solving the technical problems is as follows:

a temporary lifting device for dredging a large water mine shaft comprises a lifting platform, a main lifting winch, a main lifting head sheave, a mud discharging lifting winch, a mud discharging lifting head sheave, a steel wire rope, a bucket, a mud discharging pipe and a mud discharging pump, wherein the lifting platform consists of main beams, bottom beams, stand columns, a main head sheave beam and a mud discharging lifting head sheave beam, the two bottom beams are welded on pre-embedded beams of rocking platforms at two sides of the bottom of the shaft in parallel, the stand columns are respectively and vertically welded at two ends and the middle of each bottom beam, the three main beams are vertical to the bottom beams, the three main beams are respectively welded at two ends of the two bottom beams and at the top end of a middle stand column, the two main head sheave beams and the two mud discharging lifting head sheave beams are respectively vertical to the main beams, the two main head sheave beams are welded between the middle main beam and one end main beam in parallel, the two mud discharging lifting head sheave beams are welded between the middle main beam and the other end main beam in parallel, and the positions of the two main head sheave beams are respectively staggered at the front ends and the rear ends of the three main beams, the main hoisting head sheave fixed mounting is between two main head sheave roof beams, arrange the mud and promote the head sheave and fix between two row mud and promote the head sheave roof beams, main hoisting winch and row mud promotion hoist engine are fixed respectively in pit shaft lower extreme ingate one side tunnel, the wire rope of main hoisting winch is connected with the upper end of well-bucket through main hoisting head sheave, the well-bucket is relative with the well barrel bottom along the vertical direction of pit shaft, the wire rope of row mud promotion hoist engine is connected with the upper end of vertically mud pipe through arranging the mud and promoting the head sheave, the mud pump is connected to the lower extreme of mud pipe, the mud pump is relative with the well barrel bottom along the vertical direction of pit shaft.

The temporary lifting device for dredging of the large water mine shaft further comprises an air supply winch, an air supply pulley, a high-pressure air supply pipe and a high-pressure water supply pipe, wherein the air supply winch is fixed in a roadway between the main lifting winch and the mud discharging lifting winch, the air supply pulley is fixed on the lower surface of the shaft cage guide beam, a steel wire rope of the air supply winch is connected with the high-pressure air supply pipe and the high-pressure water supply pipe in a hanging mode through the air supply pulley, and the lower ends of the high-pressure air supply pipe and the high-pressure water supply pipe are opposite to the bottom surface of the shaft.

The temporary lifting device for dredging the large water mine shaft further comprises a signal and illumination winch, a cable pulley and a cable, wherein the signal and illumination winch is fixed beside the mud discharging lifting winch, the cable pulley is fixed on the lower surface of the shaft cage guide beam, a steel wire rope of the signal and illumination winch is connected with the cable in a hanging mode through the cable pulley, and the tail end of the cable is connected with signal, communication and illumination equipment.

Above-mentioned interim hoisting device of big flood mine pit shaft desilting, arrange mud and promote hoisting winch, row mud and promote head sheave, mud pipe, mud pump and be two sets, two arrange mud and promote the position that the hoist is located between main hoisting winch and the pit shaft respectively, two arrange mud and promote the hoist and stagger around the hoist, two arrange mud and promote the wire rope of hoist and suspend through two rows of mud hoisting head sheaves and two sets of mud pipes and mud pumps respectively and be connected.

The utility model has the advantages that:

the main hoisting winch of the utility model is arranged in the roadway at one side of the ingate, the steel wire rope of the main hoisting winch lifts the bucket through the main hoisting head sheave, and the bucket can lift personnel up and down and clean shaft sundries; one of the two sludge discharge hoisting machines works, and the other one is standby, the two sludge discharge hoisting machines suspend two sludge discharge pipes through the sludge discharge hoisting head sheave by using two steel wire ropes respectively, and the lower ends of the two sludge discharge pipes are connected with two sludge discharge pumps respectively for discharging water and sludge; the air supply winch suspends the high-pressure air supply pipe and the high-pressure water supply pipe by adopting a steel wire rope through a pulley and is used for blowing away and diluting caking slurry during dredging; the signal and lighting winch suspends the cable through a steel wire rope and a cable pulley and is used for signal, communication, lighting and the like.

The utility model discloses can cooperate permanent hoisting device to carry out desilting work to the pit shaft, overcome that the bottom hole structure is complicated, operation space is limited, the pit shaft trickle is big, light is dark, the implementation degree of difficulty is big, desilting work potential safety hazard is big, implement the degree of difficulty key difficult problem such as big, when guaranteeing the safe construction of pit shaft desilting, can improve desilting efficiency of construction, shorten construction period, eliminate the potential safety hazard of desilting work, accomplish the desilting work of big water mine pit shaft fast.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a top view of FIG. 1;

fig. 3 is a schematic diagram of the arrangement of the respective winches.

The figures are labeled as follows: the device comprises a shaft 1, a shaft cage guide beam 2, a shaft cage guide 3, a main beam 4, a bottom beam 5, a stand column 6, a main head sheave beam 7, a mud discharging lifting head sheave beam 8, a main lifting winch 9, a main lifting head sheave 10, a steel wire rope 11, a bucket 12, a mud discharging winch 13, a mud discharging lifting head sheave 14, a mud discharging pipe 15, a mud discharging pump 16, an air supply winch 17, an air supply pulley 18, a high-pressure air supply pipe 19, a high-pressure water supply pipe 20, a signal and illumination winch 21, a cable pulley 22, a cable 23 and a ingate 24.

Detailed Description

The utility model discloses by promote platform, main promotion hoist engine 9, main promotion head sheave 10, arrange mud and promote hoist engine 13, arrange mud and promote head sheave 14, wire rope 11, well bucket 12, mud pipe 15, mud pump 16, air feed hoist engine 17, air feed pulley 18, high pressure air feed pipe 19, high pressure delivery pipe 20, signal and illumination hoist engine 21, cable pulley 22, cable 23 and constitute.

Wherein, the lifting platform consists of a main beam 4, a bottom beam 5, a column 6, a main head sheave beam 7 and a mud discharge lifting head sheave beam 8.

Fig. 1 and 2 show that the lifting platform is located at the bottom of the shaft 1, two bottom beams 5 of the lifting platform are welded on the cradle embedded beams at two sides of the bottom of the shaft 1 in parallel, and two ends and the middle of each bottom beam 5 are respectively and vertically welded with the upright post 6. The three main beams 4 are respectively vertical to the bottom beams 5, and the three main beams 4 are respectively welded on the top ends of the upright columns 6 at the two ends of the two bottom beams 5 and the upright column 6 in the middle. Two main head sheave roof beams 7 and two row mud promote head sheave roof beams 8 and are perpendicular with girder 4 respectively, and two parallel welds of main head sheave roof beam 7 are between middle girder 4 and one end girder 4, and two parallel welds of row mud promote head sheave roof beam 8 are between two girder 4, and two main head sheave roof beams 7 and two rows mud promote the position of head sheave roof beam 8 and stagger at three girder 4 front and back both ends respectively.

Fig. 1 and 2 show that main hoisting head sheave 10 is fixedly installed between two main head sheave beams 7, main hoisting winch 9 is fixed in the roadway on one side of the ingate 24 at the lower end of the shaft 1, the steel wire rope 11 of the main hoisting winch 9 is connected with the upper end of the bucket 12 through the main hoisting head sheave 10, the bucket 12 is opposite to the bottom of the shaft 1 along the vertical direction of the shaft 1, the steel wire rope 11 of the main hoisting winch 9 hoists the bucket 12 through the main hoisting head sheave 10, the bucket 12 can hoist up and down people and clean shaft sundries.

Fig. 1, 2 and 3 show that two sets of the sludge discharge lifting winch 13, the sludge discharge lifting head sheave 14, the sludge discharge pipe 15 and the sludge discharge pump 16 are provided, one of the two sludge discharge lifting winches 13 works, and the other one is standby. Two arrange mud and promote head sheave 14 and stagger respectively and fix between two arrange mud and promote head sheave roof beams 8, and two arrange mud and promote hoist engine 13 and fix respectively in pit shaft 1 lower extreme ingate 24 one side tunnel, and two arrange mud and promote hoist engine 13 and be located the position between main hoist engine 9 and the pit shaft 1 respectively, and two arrange mud and promote hoist engine 13 and stagger from beginning to end and place. The two sludge discharge winches 13 suspend two sludge discharge pipes 15 through the sludge discharge lifting head sheave 14 by using two steel wire ropes 11 respectively, the lower ends of the two sludge discharge pipes 15 are connected with two sludge discharge pumps 16 respectively, the sludge discharge pumps 16 are opposite to the bottom of the shaft 1 along the vertical direction of the shaft 1, and the sludge discharge pipes 15 and the sludge discharge pumps 16 are used for discharging water and sludge.

Fig. 1, 2 and 3 show that the air supply winch 17, the air supply pulley 18, the high-pressure air supply pipe 19 and the high-pressure water supply pipe 20 are used for blowing and diluting the caking slurry during dredging. The air supply winch 17 is fixed in a roadway between the main lifting winch 9 and the mud discharging lifting winch 13, the air supply pulley 18 is fixed on the lower surface of the shaft cage guide beam 2, a steel wire rope 11 of the air supply winch 17 is connected with the high-pressure air supply pipe 19 and the high-pressure water supply pipe 20 in a hanging mode through the air supply pulley 18, and the lower ends of the high-pressure air supply pipe 19 and the high-pressure water supply pipe 20 are opposite to the bottom surface of the shaft 1.

Fig. 1, 2 and 3 show that the signal and lighting winch 21, the cable pulley 22 and the cable 23 are used for signal, communication, lighting and the like during operation. The signal and illumination winch 21 is fixed beside the mud discharging lifting winch 13, the cable pulley 22 is fixed on the lower surface of the shaft cage guide beam 2, the steel wire rope 11 of the signal and illumination winch 21 is connected with the cable 23 in a suspension mode through the cable pulley 22, and the tail end of the cable 23 is connected with signal, communication and illumination equipment.

The working process of the utility model is as follows:

a dredging temporary lifting suspension system for a large water mine shaft is arranged between cage guide ways of a shaft lowest lifting horizontal lifting cage, a main lifting slow-moving winch is arranged in a roadway on one side of a ingate, and a main lifting rope adopts a non-rotating steel wire rope to lift a simple bottom-unloading lifting bucket up and down through a main lifting head sheave and clean shaft sundries; the mud discharging and lifting facilities are 2 sets, and one set of the mud discharging and lifting facilities works for standby when the mud is normally discharged. The mud discharging slow-motion winch is arranged on the front side of the main hoist slow-motion winch and staggered front and back; two rigid plastic pipes are suspended by two non-rotating steel wire ropes through a mud discharging lifting head sheave respectively, and the lower ends of the rigid plastic pipes are connected with two mud discharging pumps respectively for discharging water and mud; the air supply slow-motion winch is arranged between the main lifting winch and the sludge discharge winch, a 3t slow-motion winch and a non-rotating steel wire rope are adopted to suspend a colloid high-pressure air pipe through a pulley, and a colloid high-pressure hose is lowered for one time to serve as a water supply pipe; the high-pressure air pipe and the water pipe are used for blowing away and diluting the caking slurry during dredging; the signal and lighting cable is arranged at the front side of the mud discharging slow-motion winch by adopting a 2t slow-motion winch and is suspended by a non-rotating steel wire rope, and the suspension pulley is fixed on the cage guide beam and is used for suspending cables such as signals, communication, lighting and the like.

The utility model discloses an installation step as follows:

lowering the various parts and materials of the temporary hoisting device to the bottom of the shaft 1 → digging and building the foundations of the hoists → installing the main hoisting hoist 9, the mud discharging hoist 13, the air supply hoist 17, the signal and lighting hoist 21 → assembling the hoisting platform → installing the celestial hoisting head sheave 10 and the mud discharging hoisting head sheave 14, the air supply pulley 18 and the cable pulley 22 → the steel wire rope 11 of the main hoisting winch 9 is connected with the bucket 12 → the steel wire rope 11 of the mud discharging winch 13 is connected with the mud discharging pipe 15 and the mud discharging pump 16 → the steel wire rope 11 of the air supply winch 17 is connected with the high-pressure air supply pipe 19 and the high-pressure water supply pipe 20 → the steel wire rope 11 of the signal and lighting winch 21 is respectively connected with the signal cable, the communication cable and the lighting cable → system debugging → installation and lowering of the mud discharging pipeline → installation and lowering of the air pressing pipeline → installation and lowering of the water supply pipeline.

The utility model discloses an embodiment as follows:

the lifting platform is positioned at a position 4.5-5.0m above the lowest lifting level of the shaft 1;

the main beam 4 and the upright post 6 are I-shaped steel I25b, and the bottom beam 5 is I30b I-shaped steel;

the main head sheave beam 7 and the sludge discharge lifting head sheave beam 8 adopt I20b I-steel;

the main hoisting winch adopts a JMM-8 slow-motion winch, the power of a motor is 45KW, the rotating speed is 880r/min, the hoisting speed is 0.6m/s, the center of a roller is 15-20m away from the center of a shaft, and the steel wire rope 11 adopts a steel wire rope which does not rotate at 18 x 7-phi 21.5 mm-1870;

the mud discharging winch 13 adopts a JM-5 slow-motion winch, and the steel wire rope 11 is a steel wire rope which does not rotate at 18X 7-phi 15.5 mm-1870;

the sludge discharge pipe 15 is a plastic pipe with the diameter phi of 110mm, and the model of the sludge discharge pump 16 is PQ 50-60;

the air supply winch 17 adopts a JM-3 slow-motion winch, the high-pressure air supply pipe 19 is a rubber pipe with the diameter phi of 89mm, the high-pressure water supply pipe 20 is a rubber pipe with the diameter phi of 35mm, the air supply pulley 18 is a 5t pulley, and the steel wire rope is a steel wire rope which does not rotate at 18 x 7-phi 15.5 mm-1870;

the signal and lighting winch 21 adopts a JM-2 slow-motion winch, the cable pulley 22 is a 5t pulley, and the steel wire rope is a 12.5mm non-rotating steel wire rope.

Claims (4)

1. The utility model provides a interim hoisting device of big flood mine pit shaft desilting which characterized in that: the mud discharging lifting platform comprises a lifting platform, a main lifting winch (9), a main lifting head sheave (10), a mud discharging lifting winch (13), a mud discharging lifting head sheave (14), a steel wire rope (11), a bucket (12), a mud discharging pipe (15) and a mud discharging pump (16), wherein the lifting platform consists of main beams (4), bottom beams (5), stand columns (6), a main head sheave beam (7) and a mud discharging lifting head sheave beam (8), the two bottom beams (5) are welded on pre-embedded beams of rocking platforms at two sides of the bottom of a shaft (1) in parallel, the stand columns (6) are respectively and vertically welded at two ends and the middle of each bottom beam (5), the three main beams (4) are perpendicular to the bottom beams (5), the three main beams (4) are respectively welded at two ends of the two bottom beams (5) and at the top end of the middle stand column (6), the two main head sheave beams (7) and the two mud lifting head sheave beams (8) are respectively perpendicular to the main beams (4), the two main sheave beams (7) are welded between the middle main beams (4) and one end of the main beam (4) in parallel, two mud discharging lifting head sheave beams (8) are welded between a middle main beam (4) and a main beam (4) at the other end in parallel, the positions of two main head sheave beams (7) and two mud discharging lifting head sheave beams (8) are staggered at the front end and the rear end of the three main beams (4) respectively, a main lifting head sheave (10) is fixedly arranged between the two main head sheave beams (7), a mud discharging lifting head sheave (14) is fixed between the two mud discharging lifting head sheave beams (8), a main lifting winch (9) and a mud discharging lifting winch (13) are fixed in a roadway at one side of a ingate (24) at the lower end of a shaft (1) respectively, a steel wire rope (11) of the main lifting winch (9) is connected with the upper end of a lifting bucket (12) through the main lifting head sheave (10), the lifting bucket (12) is opposite to the bottom of the shaft (1) along the vertical direction of the shaft (1), and the steel wire rope (11) of the mud discharging lifting winch (13) is connected with a vertical mud discharging pipe (15) through the mud discharging lifting head sheave (14), the lower end of the mud discharging pipe (15) is connected with a mud discharging pump (16), and the mud discharging pump (16) is opposite to the bottom of the shaft (1) along the vertical direction of the shaft (1).

2. The temporary lifting device for dredging of the large water mine shaft according to claim 1, characterized in that: the device is also provided with an air supply winch (17), an air supply pulley (18), a high-pressure air supply pipe (19) and a high-pressure water supply pipe (20), wherein the air supply winch (17) is fixed in a roadway between the main lifting winch (9) and the mud discharging lifting winch (13), the air supply pulley (18) is fixed on the lower surface of the shaft cage guide beam (2), a steel wire rope (11) of the air supply winch (17) is connected with the high-pressure air supply pipe (19) and the high-pressure water supply pipe (20) in a hanging manner through the air supply pulley (18), and the lower ends of the high-pressure air supply pipe (19) and the high-pressure water supply pipe (20) are opposite to the bottom surface of the shaft (1).

3. The temporary lifting device for dredging of the large water mine shaft according to claim 1, characterized in that: the device is characterized by further comprising a signal and illumination winch (21), a cable pulley (22) and a cable (23), wherein the signal and illumination winch (21) is fixed beside the mud discharging lifting winch (13), the cable pulley (22) is fixed on the lower surface of the shaft cage guide beam (2), a steel wire rope (11) of the signal and illumination winch (21) is connected with the cable (23) in a hanging mode through the cable pulley (22), and the tail end of the cable (23) is connected with signal, communication and illumination equipment.

4. The temporary lifting device for dredging of the large water mine shaft according to claim 1, characterized in that: the mud discharging lifting winch is characterized in that the number of the mud discharging lifting winches (13), the number of the mud discharging lifting head sheave (14), the number of the mud discharging pipes (15) and the number of the mud discharging pumps (16) are two, the two mud discharging lifting winches (13) are respectively located between the main lifting winch (9) and the shaft (1), the two mud discharging lifting winches (13) are placed in a staggered mode from front to back, and steel wire ropes (11) of the two mud discharging lifting winches (13) are respectively connected with the two sets of the mud discharging pipes (15) and the mud discharging pumps (16) in a suspended mode through the two mud discharging lifting head sheaves (14).

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