CN112360473A

CN112360473A - TBM rapid tunneling device for coal mine inclined shaft

Info

Publication number: CN112360473A
Application number: CN202011241628.2A
Authority: CN
Inventors: 牛宾; 张锋; 张洪喜; 刘仲; 杨新文
Original assignee: China Coal No 3 Construction Group Co Ltd
Current assignee: China Coal No 3 Construction Group Co Ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-02-12

Abstract

The invention discloses a TBM (tunnel boring machine) quick tunneling device for an inclined shaft of a coal mine, which comprises a carriage, wherein rollers are arranged on the left side and the right side of the bottom of the carriage through two symmetrical connecting frames, a hydraulic cylinder is fixedly arranged in the middle of the bottom of the carriage, a pressing plate is fixedly arranged at the output end of the hydraulic cylinder, an adjusting box is fixedly arranged at the top of the carriage, protective plates are arranged on the left side and the right side of the adjusting box, two symmetrical first sliding rails are fixedly arranged on the inner bottom wall of the carriage, first bearing seats are fixedly arranged in the middle of the left inner wall and the right inner wall of the carriage, a screw rod is rotatably connected between the two first bearing seats, two screw rod nuts are movably connected to the outer surface of the screw rod, first sliding rods are fixedly arranged at the bottoms of the two screw rod nuts, the two first sliding rods are. The invention can flexibly adjust the rotating height position of the drill rod and can absorb the raised dust.

Description

TBM rapid tunneling device for coal mine inclined shaft

Technical Field

The invention relates to the field of coal mining, in particular to a TBM (tunnel boring machine) rapid tunneling device for a coal mine inclined shaft.

Background

The tunneling device is required to be used in coal mining, the position of a drill bit in the tunneling device is required to be continuously adjusted when the tunneling device is used in an inclined shaft, so that the tunneling efficiency is accelerated, the traditional tunneling device has the problems of poor adjustment precision and low efficiency, and meanwhile, the body health of workers can be seriously influenced by the dust of a coal mine during tunneling.

The TBM rapid tunneling device for the inclined shaft of the coal mine can flexibly and indirectly adjust the vertical height of the drill bit, improves the tunneling efficiency, and simultaneously reduces dust raising through the dust removing mechanism, so that the TBM rapid tunneling device is more environment-friendly.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a TBM rapid tunneling device for a coal mine inclined shaft, which solves the problems of low tunneling efficiency and large coal mine dust.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: a TBM rapid tunneling device for a coal mine inclined shaft comprises a carriage, wherein rollers are arranged on the left side and the right side of the bottom of the carriage through two symmetrical connecting frames, a hydraulic cylinder is fixedly arranged in the middle of the bottom of the carriage, a pressing plate is fixedly arranged at the output end of the hydraulic cylinder, an adjusting box is fixedly arranged at the top of the carriage, protective plates are arranged on the left side and the right side of the adjusting box, two symmetrical first sliding rails are fixedly arranged on the inner bottom wall of the carriage, first bearing seats are fixedly arranged in the middle of the left inner wall and the right inner wall of the carriage, a lead screw is rotatably connected between the two first bearing seats, two lead screw nuts are movably connected to the outer surface of the lead screw, first sliding rods are fixedly arranged at the bottoms of the two lead screw nuts, the two first sliding rods are slidably connected with the corresponding first sliding rails, and a first motor is fixedly arranged, the output end of the first motor penetrates through the inside of the carriage and is fixedly connected with the right end of the lead screw, a round rod is fixedly mounted in the middle of the inner bottom wall of the carriage, a sliding sleeve is movably connected onto the round rod, movable rods are hinged between the left side and the right side of the sliding sleeve and lead screw nuts of the left side and the right side of the sliding sleeve, a connecting block is fixedly mounted on the back surface of the sliding sleeve, a supporting column is fixedly mounted at the top of the connecting block, the top of the supporting column sequentially penetrates through the top of the carriage and the bottom of the adjusting box and extends into the adjusting box, a supporting plate is fixedly mounted at the top of the supporting column, a spring is connected between the bottom of the supporting plate and the inner bottom wall of the adjusting box, second slide rails are arranged on the inner walls of the left side and the right side of the adjusting box, second slide bars are, the top of the supporting plate is fixedly provided with two stand columns, one ends of the two stand columns, far away from the supporting plate, penetrate through the top of the adjusting box and are fixedly provided with a supporting plate, the top of the supporting plate is fixedly provided with a platform, the left end of the top of the platform is fixedly provided with a tunneling mechanism through a rack, and the right end of the top of the platform is provided with a dust removal mechanism;

the tunneling mechanism comprises a working box, two second bearing seats and a second motor are fixedly mounted on the right side face of the working box, rotating shafts are connected in the two second bearing seats in a rotating mode, driven belt wheels are fixedly sleeved on the outer surfaces of the rotating shafts, driving belt wheels are fixedly sleeved on the outer surfaces of the output ends of the second motors, belts are connected between the driving belt wheels and the two driven belt wheels, and drill rods are fixedly connected to the left ends of the two rotating shafts and the left end of the output end of the second motor;

the dust removal mechanism comprises a dust collection box, an air blower is fixedly mounted at the top of the dust collection box, the output end of the air blower is communicated with an air inlet pipe, one end, away from the air blower, of the air pipe is communicated with the top of the dust collection box, a filter plate is arranged inside the dust collection box, and an air outlet pipe is arranged at the left end of the dust collection box.

Preferably, the lower surface of the pressing plate is provided with oblique stripes.

Preferably, the upper surface of the protection plate is obliquely arranged.

Preferably, the two lead screw nuts are matched with the lead screw.

Preferably, the number of the springs is four, and the four springs are horizontally and equidistantly distributed on the inner bottom wall of the adjusting box.

Preferably, the driving pulley and the driven pulley are a double pulley and a single pulley respectively.

Preferably, the inner side surface of the belt is provided with anti-skid stripes.

Preferably, three drill rods are vertically distributed at equal intervals.

Preferably, the front surface of the dust collection box is provided with a box door.

(III) advantageous effects

The invention provides a TBM rapid tunneling device for a coal mine inclined shaft, which has the following beneficial effects:

(1) according to the TBM quick tunneling device for the inclined shaft of the coal mine, due to the cooperation of the second motor, the driving belt pulley, the driven belt pulley, the rotating shaft and the drill rods, the three drill rods can rotate simultaneously, the coal mine layer is mined, and the tunneling efficiency is improved.

(2) This colliery is quick entry driving device of TBM for inclined to one side well, air-blower, tuber pipe, filter and the play tuber pipe of dust removal mechanism can absorb the raise dust in the colliery in the dust collection box with tunnelling, can avoid the pollution of raise dust, can play the recovery of colliery raise dust simultaneously again and recycle, avoid the wasting of resources.

(3) This colliery is TBM quick entry driving device for inclined shaft, the rising and the decline of platform are all accomplished through the cooperation between first motor, lead screw, screw-nut, round bar, sliding sleeve, movable rod, connecting block and the support column, and the regulation precision is high, and stability is good moreover.

Drawings

FIG. 1 is a cross-sectional view of a front view of the body of the present invention;

FIG. 2 is a front view of the body of the present invention;

FIG. 3 is an enlarged view of the invention at A in FIG. 1.

In the figure: the device comprises a carriage 1, rollers 2, a hydraulic cylinder 3, a pressure plate 4, an adjusting box 5, a protective plate 6, a first sliding rail 7, a first bearing seat 8, a lead screw 9, a lead screw nut 10, a first sliding rod 11, a first motor 12, a round rod 13, a sliding sleeve 14, a movable rod 15, a connecting block 16, a supporting column 17, a supporting plate 18, a spring 19, a second sliding rail 20, a second sliding rod 21, a vertical column 22, a supporting plate 23, a platform 24, a tunneling mechanism 25, a working box 251, a second bearing seat 252, a second motor 253, a rotating shaft 254, a driven pulley 255, a driving pulley 256, a belt 257, a drill rod 258, a dust removal mechanism 26, a dust collection box 261, a blower 262, a 263 pipe, a filter 264, an air inlet pipe 265.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a TBM rapid tunneling device for a coal mine inclined well comprises a carriage 1, wherein rollers 2 are arranged on the left side and the right side of the bottom of the carriage 1 through two symmetrical connecting frames, a hydraulic cylinder 3 is fixedly arranged in the middle of the bottom of the carriage 1, a pressing plate 4 is fixedly arranged at the output end of the hydraulic cylinder 3, inclined stripes are arranged on the lower surface of the pressing plate 4, acting force between the pressing plate 4 and the ground is increased, and therefore stability of the device in a tunneling process is achieved, an adjusting box 5 is fixedly arranged on the top of the carriage 1, protecting plates 6 are arranged on the left side and the right side of the adjusting box 5, the upper surface of each protecting plate 6 is obliquely arranged to facilitate ore falling in tunneling, two symmetrical first sliding rails 7 are fixedly arranged on the inner bottom wall of the carriage 1, first bearing seats 8 are fixedly arranged in the middle of the left inner wall and the right inner wall of the carriage 1, a screw rod 9 is rotatably connected between, the two screw rod nuts 10 are matched with the screw rod 9, the moving stability of the screw rod nuts 10 is ensured, the bottoms of the two screw rod nuts 10 are fixedly provided with first sliding rods 11, the two first sliding rods 11 are in sliding connection with the corresponding first sliding rails 7, the right side of the carriage 1 is fixedly provided with a first motor 12 through a machine plate, the output end of the first motor 12 penetrates through and extends into the carriage 1 and is fixedly connected with the right end of the screw rod 9, the middle part of the bottom wall in the carriage 1 is fixedly provided with a round rod 13, the round rod 13 is movably connected with a sliding sleeve 14, movable rods 15 are hinged between the left side and the right side of the sliding sleeve 14 and the screw rod nuts 10 on the left side and the right side, the back of the sliding sleeve 14 is fixedly provided with a connecting block 16, the top of the connecting block 16 is fixedly provided with a supporting column 17, the top of the supporting column 17 sequentially penetrates through the top, and a supporting plate 18 is fixedly installed on the top of the supporting column 17, springs 19 are connected between the bottom of the supporting plate 18 and the inner bottom wall of the adjusting box 5, the number of the springs 19 is four, and four springs 19 are horizontally and equidistantly distributed on the inner bottom wall of the adjusting box 5, so that the supporting plate 18 is stressed more uniformly, the inner walls of the left side and the right side of the adjusting box 5 are respectively provided with a second slide rail 20, the left end and the right end of the supporting plate 18 are respectively fixedly provided with a second slide bar 21, and two second sliding bars 21 are slidably connected with the second sliding rails 20 at the left and right ends, two upright posts 22 are fixedly mounted at the top of the supporting plate 18, one ends of the two upright posts 22, which are far away from the supporting plate 18, penetrate through the top of the adjusting box 5 and are fixedly provided with supporting plates 23, the top of each supporting plate 23 is fixedly provided with a platform 24, the left end of the top of each platform 24 is fixedly provided with a tunneling mechanism 25 through a rack, and the right end of the top of each platform 24 is provided with a dust removal mechanism 26;

the tunneling mechanism 25 comprises a working box 251, two second bearing seats 252 and a second motor 253 are fixedly installed on the right side face of the working box 251, a rotating shaft 254 is rotatably connected in the two second bearing seats 252, a driven belt pulley 255 is fixedly sleeved on the outer surface of the rotating shaft 254, a driving belt pulley 256 is fixedly sleeved on the outer surface of the output end of the second motor 253, a belt 257 is connected between the driving belt pulley 256 and the two driven belt pulleys 255, anti-slip stripes are arranged on the inner side face of the belt 257 to avoid slipping of the belt 257 and ensure stability of tunneling work, the driving belt pulley 256 and the driven belt pulley 255 are respectively a double belt pulley and a single belt pulley, drill rods 258 are fixedly connected to the left ends of the two rotating shafts 254 and the left end of the output end of the second motor 253, and the three drill rods 258 are vertically;

the dust removing mechanism 26 comprises a dust collecting box 261, a blower 262 is fixedly mounted at the top of the dust collecting box 261, an output end of the blower 262 is communicated with an air inlet pipe 263, one end, far away from the blower 262, of the air inlet pipe 263 is communicated with the top of the dust collecting box 261, a filter 264 is arranged inside the dust collecting box 261, an air outlet pipe 265 is arranged at the left end of the dust collecting box 261, and a box door 266 is arranged on the front face of the dust collecting box 261, so that dust in the dust collecting box 261 can be conveniently cleaned.

The working principle is as follows: the TBM fast tunneling device for the inclined shaft of the coal mine is characterized in that firstly, a carriage 1 is pushed to a designated position, then a hydraulic cylinder 3 is started to enable a pressure plate 4 to move downwards and abut against the ground to enable the carriage 1 to be fixed, then a first motor 12 is started, the first motor 12 drives two lead screw nuts 10 to move towards or away from each other on a lead screw 9, then a movable rod 15 is matched to enable a sliding sleeve 14 to move upwards or downwards on a round rod 13, further the connecting block 16 is driven to move upwards or downwards, further the supporting column 17 is driven to move upwards or downwards, then the supporting plate 18 is driven to move upwards and downwards, the vertical movement of the supporting plate 18 is matched with a vertical column 22 to drive a supporting plate 23 to move upwards and downwards, then a platform 24 is stably moved upwards and downwards, so that the tunneling mechanism 25 on the platform 24 can stably and flexibly realize vertical, the first motor 12 is turned off, the second motor 253 and the air blower 262 are started, the driving belt pulley 256 at the output end of the second motor 253 rotates, the driving belt pulley 256 is connected with the upper driven belt pulley 255 and the lower driven belt pulley 255 through the belt 257, so that the two rotating shafts 254 rotate in the two corresponding second bearing seats 252, the three drill rods 258 rotate simultaneously, the tunneling efficiency is improved, coal mine dust generated in tunneling is blown into the dust collection box 261 through the air inlet pipe 263 by the air blower 262, gas containing the dust is filtered by the filter plate 264 and then is discharged through the air outlet pipe 265, and the coal mine dust is collected in the dust collection box 261.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a colliery is TBM quick tunnelling device for inclined shaft, includes railway carriage (1), its characterized in that: the trolley is characterized in that rollers (2) are arranged on the left side and the right side of the bottom of the trolley box (1) through two symmetrical connecting frames, a hydraulic cylinder (3) is fixedly arranged in the middle of the bottom of the trolley box (1), a pressing plate (4) is fixedly arranged at the output end of the hydraulic cylinder (3), an adjusting box (5) is fixedly arranged at the top of the trolley box (1), protective plates (6) are arranged on the left side and the right side of the adjusting box (5), two symmetrical first sliding rails (7) are fixedly arranged on the inner bottom wall of the trolley box (1), first bearing seats (8) are fixedly arranged in the middle of the left inner wall and the right wall of the trolley box (1), a lead screw (9) is rotatably connected between the two first bearing seats (8), two lead screw nuts (10) are movably connected to the outer surface of the lead screw (9), and first sliding rods (, two sliding connection between first slide bar (11) and the first slide rail (7) that corresponds, there is first motor (12) right side of railway carriage (1) through quick-witted board fixed mounting, the output of first motor (12) run through extend to the inside of railway carriage (1) and with the right-hand member fixed connection of lead screw (9), the middle part fixed mounting of diapire has round bar (13) in railway carriage (1), and swing joint has sliding sleeve (14) on round bar (13), and articulated between the screw-nut (10) of the left and right sides and the left and right sides of sliding sleeve (14) have movable rod (15), the back fixed mounting of sliding sleeve (14) has connecting block (16), and the top fixed mounting of connecting block (16) has support column (17), the top of support column (17) runs through railway carriage (1) top and regulating box (5) bottom in proper order and extends to the inside of regulating box (5), a supporting plate (18) is fixedly arranged at the top of the supporting column (17), a spring (19) is connected between the bottom of the supporting plate (18) and the inner bottom wall of the adjusting box (5), the inner walls of the left side and the right side of the adjusting box (5) are respectively provided with a second slide rail (20), the left end and the right end of the supporting plate (18) are respectively fixedly provided with a second slide bar (21), and the two second sliding bars (21) are connected with the second sliding rails (20) at the left and right ends in a sliding way, two upright posts (22) are fixedly arranged at the top of the supporting plate (18), and one end of the two upright posts (22) far away from the supporting plate (18) penetrates through the top of the adjusting box (5) and is fixedly provided with a supporting plate (23), a platform (24) is fixedly mounted at the top of the supporting plate (23), a tunneling mechanism (25) is fixedly mounted at the left end of the top of the platform (24) through a rack, and a dust removal mechanism (26) is arranged at the right end of the top of the platform (24);

the tunneling mechanism (25) comprises a working box (251), two second bearing seats (252) and a second motor (253) are fixedly mounted on the right side face of the working box (251), rotating shafts (254) are rotatably connected in the two second bearing seats (252), driven pulleys (255) are fixedly sleeved on the outer surfaces of the rotating shafts (254), driving pulleys (256) are fixedly sleeved on the outer surfaces of the output ends of the second motors (253), a belt (257) is connected between the driving pulleys (256) and the two driven pulleys (255), and drill rods (258) are fixedly connected to the left ends of the two rotating shafts (254) and the left end of the output end of the second motor (523);

dust removal mechanism (26) include dust collection box (261), and the top fixed mounting of dust collection box (261) has air-blower (262), the output intercommunication of air-blower (262) has air-supply line (263), and air pipe (263) keep away from the one end of air-blower (262) and the top intercommunication of dust collection box (261), the inside of dust collection box (261) is equipped with filter (264), and the left end of dust collection box (261) is equipped with out tuber pipe (265).

2. The TBM quick tunneling device for the coal mine inclined shaft is characterized in that: the lower surface of the pressing plate (4) is provided with oblique stripes.

3. The TBM quick tunneling device for the coal mine inclined shaft is characterized in that: the upper surface of the protection plate (6) is obliquely arranged.

4. The TBM quick tunneling device for the coal mine inclined shaft is characterized in that: the two screw rod nuts (10) are matched with the screw rod (9).

5. The TBM quick tunneling device for the coal mine inclined shaft is characterized in that: the number of the springs (19) is four, and the four springs (19) are horizontally distributed on the inner bottom wall of the adjusting box (5) at equal intervals.

6. The TBM quick tunneling device for the coal mine inclined shaft is characterized in that: the driving belt wheel (256) and the driven belt wheel (255) are a double belt wheel and a single belt wheel respectively.

7. The TBM quick tunneling device for the coal mine inclined shaft is characterized in that: and the inner side surface of the belt (257) is provided with anti-skid stripes.

8. The TBM quick tunneling device for the coal mine inclined shaft is characterized in that: the three drill rods (258) are vertically and equidistantly distributed.

9. The TBM quick tunneling device for the coal mine inclined shaft is characterized in that: the front surface of the dust collection box (261) is provided with a box door (266).