CN117486040B - Cage rotation adjusting lifting device for vertical shaft mining - Google Patents
Cage rotation adjusting lifting device for vertical shaft mining Download PDFInfo
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- CN117486040B CN117486040B CN202410000498.5A CN202410000498A CN117486040B CN 117486040 B CN117486040 B CN 117486040B CN 202410000498 A CN202410000498 A CN 202410000498A CN 117486040 B CN117486040 B CN 117486040B
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- 238000005065 mining Methods 0.000 title claims abstract description 14
- 230000000087 stabilizing effect Effects 0.000 claims description 79
- 230000006835 compression Effects 0.000 claims description 11
- 238000007906 compression Methods 0.000 claims description 11
- 238000013016 damping Methods 0.000 claims description 6
- 230000007246 mechanism Effects 0.000 claims description 6
- 239000003638 chemical reducing agent Substances 0.000 claims description 4
- 230000003028 elevating effect Effects 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 2
- 230000009467 reduction Effects 0.000 abstract description 6
- 238000001514 detection method Methods 0.000 abstract description 4
- 239000003381 stabilizer Substances 0.000 description 14
- 229910000831 Steel Inorganic materials 0.000 description 7
- 238000005096 rolling process Methods 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B15/00—Main component parts of mining-hoist winding devices
- B66B15/08—Driving gear
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B17/00—Hoistway equipment
- B66B17/04—Mining-hoist cars or cages
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/04—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The invention relates to the technical field of cages, and discloses a cage rotating and adjusting lifting device for a vertical shaft mining, which solves the problems that when the lifting speed of the cage in the vertical direction exceeds a preset range, an additional speed detection unit and a control unit are needed to be matched with a hydraulic cylinder, when the detection unit or the control unit fails, the hydraulic cylinder is easy to cause that a brake disc cannot be pushed to move and cannot play a role in deceleration protection; when the lifting speed of the cage body in the vertical direction exceeds a preset range, the automatic speed reduction of the cage body can be realized, and the aim of improving the safety is fulfilled.
Description
Technical Field
The invention belongs to the technical field of cages, and particularly relates to a cage rotating and adjusting lifting device for a vertical shaft mining.
Background
The cage is a mine hoisting container and is used for transporting personnel, ores, equipment, materials and the like, guide rails are arranged on two sides of the cage, and the cage is pulled up or put down along the guide rails through a motor, so that lifting is realized. In the prior art, chinese patent with publication number CN219792109U discloses a lifting type cage door, when falling to ground, the driving hydraulic cylinder pushes out the brake disc and contacts with the slide rail or the derrick, the descending resistance friction between the cage door and the derrick is increased, the descending speed of the cage door is reduced, wherein, when the speed of lifting in the vertical direction of the cage exceeds the preset range, an additional speed detecting unit and a control unit are also required to be matched with the hydraulic cylinder, when the detecting unit or the control unit fails, the hydraulic cylinder is easy to cause that the hydraulic cylinder cannot push the brake disc to move, the effect of deceleration protection cannot be achieved, and certain limitations exist.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the cage rotating and adjusting lifting device for the vertical shaft mining, which effectively solves the problems that in the prior art, when the lifting speed of the cage in the vertical direction exceeds a preset range, an additional speed detection unit and a control unit are required to be matched with a hydraulic cylinder, and when the detection unit or the control unit fails, the hydraulic cylinder is easy to cause that the brake disc cannot be pushed to move, and the deceleration protection effect cannot be achieved.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a cage is transferred elevating gear soon for shaft mining, including underbeam frame and underbeam frame, the underbeam frame is located the top of underbeam frame, connect through two deflector between underbeam frame and the underbeam frame, be equipped with the cage body between underbeam frame and the underbeam frame, be equipped with the traction elevating system who is used for driving cage body to go up and down on the upper beam frame, the both sides of cage body are fixedly connected with a plurality of stable casees respectively, and the outside of deflector is located to the stable case cover, be equipped with first pivot in the stable case, the outside fixed cover of first pivot is equipped with first stabilizer wheel, first stabilizer wheel is located between two deflector, and one side of first stabilizer wheel and corresponding deflector contacts, one side of first pivot is equipped with two second pivots, the one end of second pivot and the inner wall of stable case pass through bearing connection, the other end of second pivot and first pivot pass through the meshing unit connection, the outside fixed cover of second stabilizer wheel, adjacent two second stabilizer wheels contact with the both sides of deflector respectively, the outside cover of first pivot is equipped with first supporting part and the boss, the first supporting part is equipped with the cam and the movable supporting part is equipped with the bump, the cam is connected with the movable supporting part is equipped with the movable part, the cam is connected with the fixed block, the inner wall is connected with the movable supporting part, the cam is connected with the movable part is equipped with the movable part, the movable part is connected with the fixed with the inner wall through the fixed block, the cam is connected with the movable part, the inner side of the fixed part, the movable plate is connected with the speed reducing plate through a pushing speed reducing structure.
Preferably, the elastic adjustment assembly comprises a movable seat arranged on one side of the centrifugal plate, a sliding groove is formed in one side of the rotating block, the movable seat is arranged in the sliding groove, one end of the centrifugal plate is positioned in the sliding groove, the movable seat is connected with the centrifugal plate through a tension spring, at least two first guide posts penetrate through the movable seat, the first guide posts are fixedly connected with the inner wall of the sliding groove, a guide groove is formed in the inner wall of the sliding groove, a guide block is arranged in the guide groove, the guide block is fixedly connected with the centrifugal plate, and an adjustment structure matched with the movable seat is arranged on the stabilizing box.
Preferably, the adjusting structure comprises a supporting frame fixedly installed on the movable seat, a rectangular hole is formed in the inner wall of the sliding groove, the supporting frame penetrates through the rectangular hole, a round table is arranged on one side, far away from the first rotating shaft, of the rotating block, one end, far away from the movable seat, of the supporting frame is contacted with the side wall of the round table, and the round table is connected with the stabilizing box through a damping driving structure.
Preferably, the damping driving structure comprises a fixed plate arranged on one side of the round table, the fixed plate is fixedly connected with the inner wall of the stabilizing box, a first screw rod is penetrated through the fixed plate, a bearing is arranged at the joint of the first screw rod and the fixed plate, the first screw rod penetrates through the round table, the first screw rod and the round table are connected in a threaded mode, a second supporting part is fixedly connected to the round table, a second guide column is fixedly connected to the second supporting part, the second guide column penetrates through the fixed plate, a first friction disc is fixedly connected to the first screw rod, a connecting shaft is arranged on one side, far away from the fixed plate, of the first friction disc, a second friction disc is fixedly connected to the connecting shaft, one end, far away from the second friction disc, of the connecting shaft is connected with the inner wall of the stabilizing box through the bearing, the second friction disc is contacted with the first friction disc, and a driver matched with the connecting shaft is arranged on the stabilizing box.
Preferably, the driver comprises a first worm wheel fixedly sleeved outside the connecting shaft, a motor is fixedly connected to the stabilizing box, and the output end of the motor is fixedly connected with a first worm meshed with the first worm wheel.
Preferably, the reset unit comprises two third guide posts arranged on one side of the movable plate, the third guide posts are fixedly connected with the inner wall of the stabilizing box, the third guide posts penetrate through the movable plate, compression springs are sleeved outside the third guide posts, and two ends of each compression spring are fixedly connected with the inner wall of the stabilizing box and the movable plate respectively.
Preferably, the meshing unit comprises a first bevel gear fixedly arranged on the second rotating shaft, a second bevel gear is arranged on one side of the first bevel gear, the second bevel gear is fixedly sleeved outside the first rotating shaft, and the second bevel gear is meshed with the first bevel gear.
Preferably, the promotion speed reducing structure is including setting up the second worm in the stable incasement, the both ends of second worm overlap respectively and are equipped with third supporting part, the junction of second worm and third supporting part is equipped with the bearing, the inner wall fixed connection of third supporting part and stable case, fixedly connected with pinion rack on the fly leaf, the below of pinion rack is equipped with the gear, and the outside of second worm is located to the fixed cover of gear, pinion rack and gear mesh mutually, be equipped with the second worm wheel with second worm meshing in the stable incasement, second worm wheel and speed reducing plate pass through the screw thread extension piece and connect.
Preferably, the screw thread extensible member includes the second lead screw of fixed mounting on the speed reducer, and the outside cover of second lead screw is equipped with the thread bush, thread bush and second worm wheel fixed connection, and the outside cover of thread bush is equipped with the mount, and the junction of thread bush and mount is equipped with the bearing, and the inner wall fixed connection of mount and stable case, fixedly connected with fourth guide post on the speed reducer, the outside cover of fourth guide post is equipped with the curb plate, and curb plate and mount fixed connection.
Preferably, the traction lifting mechanism comprises a traction machine fixedly mounted on an upper beam frame, a pulley is rotatably connected to the top of the cage body, a steel wire rope is arranged between the pulley and the traction machine, one end of the steel wire rope is fixedly connected with the upper beam frame, the other end of the steel wire rope is connected with the traction machine in a winding manner, and the steel wire rope is in sliding connection with the pulley.
Compared with the prior art, the invention has the beneficial effects that:
When the speed of cage body vertical direction lift exceeds the default, first stabilizer wheel and two second stabilizer wheels rolling speed surpass the default, the centrifugal force that leads to the centrifugal board to receive increases, because centrifugal board and rotatory piece pass through elastic adjustment subassembly elastic connection, when centrifugal force increases, centrifugal board relative rotatory piece gliding distance increases, centrifugal board's tip and supporting shoe contact, the spacing position of centrifugal board of supporting shoe, in order to make centrifugal board and rotatory piece unable rotatory once more, can make first pivot and first stabilizer wheel stop rotating, second pivot and second stabilizer wheel stop rotating simultaneously, in order to make first stabilizer wheel and second stabilizer wheel change into sliding friction from rolling friction with the relative deflector of messenger's first stabilizer wheel and second stabilizer wheel, the resistance when the relative deflector of cage body moves in the vertical direction reaches cage body speed reduction, first pivot drive cam is rotatory when first pivot is rotatory, the cam bumps the fly leaf, make the fly leaf drive speed reducing plate horizontal direction reciprocating motion through promoting the speed reduction structure, when first pivot stops driving cam rotation, the cam is no longer striking fly leaf, reset unit makes the fly leaf and the speed reduction structure is moved towards the body when the speed reduction box is reached, the purpose is improved, the cage is further is reached to the speed of the cage body is reached through the lift, the purpose of vertical direction is improved, the cage is reached to the lift is reached to the speed of the cage is further to the speed of the lift.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
In the drawings:
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the stabilizer box of the present invention;
FIG. 3 is a schematic view of the stabilization box of the present invention in cross-section;
FIG. 4 is a schematic structural view of a first shaft according to the present invention;
FIG. 5 is a schematic view of a rotary block of the present invention in cross-section;
FIG. 6 is a schematic diagram of a reset unit according to the present invention;
FIG. 7 is a schematic view of the second screw and threaded sleeve of the present invention disassembled;
Fig. 8 is a schematic structural view of the driver of the present invention.
In the figure: 1. a lower beam frame; 2. an upper beam frame; 3. a guide plate; 4. a stabilizing box; 5. a first rotating shaft; 6. a first stabilizing wheel; 7. a first support portion; 8. a second rotating shaft; 9. a second stabilizing wheel; 10. a rotating block; 11. a centrifugal plate; 12. a support block; 13. a speed reducing plate; 14. a cam; 15. a movable plate; 16. a movable seat; 17. a chute; 18. a tension spring; 19. a first guide post; 20. a guide groove; 21. a guide block; 22. a support frame; 23. a rectangular hole; 24. round bench; 25. a fixing plate; 26. a first screw rod; 27. a first friction plate; 28. a second friction plate; 29. a connecting shaft; 30. a first worm wheel; 31. a motor; 32. a first worm; 33. a second supporting part; 34. a second guide post; 35. a third guide post; 36. a compression spring; 37. a first bevel gear; 38. a second bevel gear; 39. a second worm; 40. a third supporting part; 41. a gear; 42. a toothed plate; 43. a thread sleeve; 44. a second worm wheel; 45. a second screw rod; 46. a fourth guide post; 47. a side plate; 48. a fixing frame; 49. a traction machine; 50. a pulley; 51. a wire rope; 52. cage body.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention; 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.
In the first embodiment, as shown in fig. 1 to 8, the invention comprises a lower beam frame 1 and an upper beam frame 2, wherein the upper beam frame 2 is positioned above the lower beam frame 1, the upper beam frame 2 and the lower beam frame 1 are connected through two guide plates 3, a cage body 52 is arranged between the lower beam frame 1 and the upper beam frame 2, a traction lifting mechanism for driving the cage body 52 to lift is arranged on the upper beam frame 2, a plurality of stabilizing boxes 4 are fixedly connected to two sides of the cage body 52 respectively, the stabilizing boxes 4 are sleeved outside the guide plates 3, a first rotating shaft 5 is arranged in the stabilizing boxes 4, a first stabilizing wheel 6 is fixedly sleeved outside the first rotating shaft 5, the first stabilizing wheel 6 is positioned between the two guide plates 3, one side of the first stabilizing wheel 6 is contacted with one side of the corresponding guide plate 3, two second rotating shafts 8 are arranged on one side of the first rotating shaft 5, one ends of the second rotating shafts 8 are connected with the inner walls of the stabilizing boxes 4 through bearings, the other end of the second rotating shaft 8 is connected with the first rotating shaft 5 through a meshing unit, a second stabilizing wheel 9 is fixedly sleeved outside the second rotating shaft 8, two adjacent second stabilizing wheels 9 are respectively contacted with two sides of the guide plate 3, a first supporting part 7 is sleeved outside the first rotating shaft 5, a bearing is arranged at the joint of the first rotating shaft 5 and the first supporting part 7, the first supporting part 7 is fixedly connected with the inner wall of the stabilizing box 4, two ends of the first rotating shaft 5 are respectively fixedly connected with a rotating block 10, one side of the rotating block 10 is provided with a supporting block 12 and a centrifugal plate 11, the supporting block 12 is fixedly connected with the inner wall of the stabilizing box 4, the supporting block 12 is matched with the centrifugal plate 11, the centrifugal plate 11 is connected with the rotating block 10 through an elastic adjusting component, a cam 14 is sleeved outside the first rotating shaft 5, a speed reducing plate 13 is arranged in the stabilizing box 4, the speed reducing plate 13 is positioned between the two guide plates 3, one side of the cam 14 is provided with a movable plate 15, the movable plate 15 is contacted with the cam 14, the movable plate 15 is connected with the inner wall of the stabilizing box 4 through a resetting unit, and the movable plate 15 is connected with the speed reducing plate 13 through a pushing speed reducing structure.
When the speed of the vertical direction of the cage body 52 goes up and down exceeds the preset range, the speed of the first stabilizing wheel 6 and the second stabilizing wheels 9 rolling exceeds the preset range, the centrifugal force borne by the centrifugal plate 11 is increased, as the centrifugal plate 11 and the rotating block 10 are elastically connected through the elastic adjusting component, when the centrifugal force is increased, the sliding distance of the centrifugal plate 11 relative to the rotating block 10 is increased, the end part of the centrifugal plate 11 is contacted with the supporting block 12, the supporting block 12 limits the position of the centrifugal plate 11, so that the centrifugal plate 11 and the rotating block 10 cannot rotate again, the first rotating shaft 5 and the first stabilizing wheel 6 can stop rotating, meanwhile, the second rotating shaft 8 and the second stabilizing wheel 9 stop rotating, so that the first stabilizing wheel 6 and the second stabilizing wheel 9 change into sliding friction from rolling friction with the guide plate 3, the resistance of the cage body 52 in the vertical direction is increased, when the centrifugal force is increased, the first rotating shaft 5 rotates to the end part of the centrifugal plate 11 and the supporting block 12, the cam 14 is in contact with the supporting block 12, the position of the centrifugal plate 11, so that the centrifugal plate 11 and the rotating block 10 can not rotate again, the first rotating shaft 5 drives the cam 14 to rotate, the first rotating shaft 15 drives the rotating plate 15 to move towards the rotating plate 14, and the rotating plate 14 is driven by the speed of the rotating plate 13, and the rotating plate 13 is further, and the rotating plate 14 is driven by the sliding friction from the rolling friction with the sliding friction with the guide plate 3, and the sliding plate 15 in the sliding direction, the speed of the sliding plate 52, and the speed of the sliding plate 14, and the speed is increased when the sliding plate 14.
In the second embodiment, based on the first embodiment, as shown in fig. 3, fig. 4, fig. 5 and fig. 8, the elastic adjusting component includes a movable seat 16 disposed at one side of the centrifugal plate 11, a sliding groove 17 is formed at one side of the rotating block 10, the movable seat 16 is disposed in the sliding groove 17, one end of the centrifugal plate 11 is disposed in the sliding groove 17, the movable seat 16 is connected with the centrifugal plate 11 through a tension spring 18, at least two first guide posts 19 penetrate through the movable seat 16, the first guide posts 19 are fixedly connected with the inner wall of the sliding groove 17, a guide groove 20 is formed on the inner wall of the sliding groove 17, a guide block 21 is disposed in the guide groove 20, the guide block 21 is fixedly connected with the centrifugal plate 11, an adjusting structure matched with the movable seat 16 is disposed on the stabilizing box 4, the adjusting structure includes a supporting frame 22 fixedly mounted on the movable seat 16, a rectangular hole 23 is formed on the inner wall of the sliding groove 17, the supporting frame 22 penetrates through the rectangular hole 23, the rotary block 10 is provided with a round table 24 on one side far away from the first rotary shaft 5, one end of a supporting frame 22 far away from a movable seat 16 is contacted with the side wall of the round table 24, the round table 24 is connected with a stabilizing box 4 through a damping driving structure, the damping driving structure comprises a fixed plate 25 arranged on one side of the round table 24, the fixed plate 25 is fixedly connected with the inner wall of the stabilizing box 4, a first screw rod 26 penetrates through the fixed plate 25, a bearing is arranged at the joint of the first screw rod 26 and the fixed plate 25, the first screw rod 26 penetrates through the round table 24, the first screw rod 26 and the round table 24 are connected in a threaded manner, a second supporting part 33 is fixedly connected on the round table 24, a second guide column 34 is fixedly connected on the second supporting part 33, the second guide column 34 penetrates through the fixed plate 25, a first friction disc 27 is fixedly connected on the first screw rod 26, a connecting shaft 29 is arranged on one side of the first friction disc 27 far away from the fixed plate 25, the connecting shaft 29 is fixedly connected with a second friction disc 28, one end of the connecting shaft 29, which is far away from the second friction disc 28, is connected with the inner wall of the stabilizing box 4 through a bearing, the second friction disc 28 is contacted with the first friction disc 27, the stabilizing box 4 is provided with a driver matched with the connecting shaft 29, the driver comprises a first worm wheel 30 fixedly sleeved outside the connecting shaft 29, the stabilizing box 4 is fixedly connected with a motor 31, and the output end of the motor 31 is fixedly connected with a first worm 32 meshed with the first worm wheel 30;
The guide block 21 contacts with the inner wall of the guide groove 20 towards one side of the movable seat 16, one end of the support frame 22 far away from the movable seat 16 contacts with the side wall of the round table 24, the extension spring 18 is in a stretching state, the extension spring 18 exerts a pulling force on the centrifugal plate 11, the first worm 32 is driven to rotate by the motor 31, the first worm 32 drives the connecting shaft 29 and the second friction disc 28 to rotate by the first worm wheel 30, the second friction disc 28 drives the first friction disc 27 and the first screw rod 26 to rotate by friction force, the round table 24 moves stably relative to the fixed plate 25 and the stabilizing box 4 by the design of the second support part 33 and the second guide column 34, when the first screw rod 26 rotates, the first screw rod 26 drives the round table 24 to move towards the rotating block 10, one end of the support frame 22 slides on the side wall of the round table 24, the support frame 22 drives the movable seat 16 to slide in the sliding groove 17, the deformation length of the extension spring 18 increases, when the length of the extension spring 18 is at a preset value, the initial tension applied by the extension spring 18 to the centrifugal plate 11 is at a preset value, along with the continuous rotation of the second friction disk 28, the second friction disk 28 cannot drive the first friction disk 27 and the first screw rod 26 to rotate through friction force, the movable seat 16 stops moving relative to the rotating block 10, when the rotating block 10 and the centrifugal plate 11 rotate, the centrifugal plate 11 receives centrifugal force greater than the preset value, the centrifugal plate 11 contacts with the supporting block 12, the supporting block 12 limits the positions of the centrifugal plate 11 and the rotating block 10, so that the rotating block 10 and the centrifugal plate 11 stop rotating, the elasticity of the extension spring 18 is reduced along with the increase of the service time, when the rotating block 10 and the centrifugal plate 11 stop rotating, the initial tension applied by the extension spring 18 to the centrifugal plate 11 is reduced, and at the moment, the second friction disk 28 is driven to rotate again through the motor 31, the second friction disc 28 drives the first friction disc 27 to rotate through friction force again, when the pulling force applied by the tension spring 18 to the centrifugal plate 11 reaches a preset value again, the second friction disc 28 cannot drive the first friction disc 27 to rotate through friction force, so that the tension spring 18 always keeps constant initial pulling force to the centrifugal plate 11, and the centrifugal plate 11 can be contacted with the supporting block 12 only when the centrifugal force applied by the centrifugal plate 11 reaches the preset value.
In the third embodiment, based on the first embodiment, as shown in fig. 1, fig. 4 and fig. 6, the reset unit includes two third guide posts 35 disposed on one side of the movable plate 15, the third guide posts 35 are fixedly connected with the inner wall of the stabilizing box 4, and the third guide posts 35 penetrate through the movable plate 15, the outer parts of the third guide posts 35 are sleeved with compression springs 36, two ends of the compression springs 36 are respectively fixedly connected with the inner wall of the stabilizing box 4 and the movable plate 15, the meshing unit includes a first bevel gear 37 fixedly mounted on the second rotating shaft 8, one side of the first bevel gear 37 is provided with a second bevel gear 38, the second bevel gear 38 is fixedly sleeved on the outer part of the first rotating shaft 5, the second bevel gear 38 is meshed with the first bevel gear 37, the traction lifting mechanism includes a traction machine 49 fixedly mounted on the upper beam frame 2, the top of the cage body 52 is rotatably connected with a pulley 50, a steel wire rope 51 is arranged between the pulley 50 and the traction machine 49, one end of the steel wire rope 51 is fixedly connected with the upper beam 2, the other end of the steel wire rope 51 is fixedly connected with the traction machine 49, and the traction machine is connected with the pulley 50 in a sliding manner.
When the cam 14 rotates, the cam 14 impacts the movable plate 15, the movable plate 15 moves relative to the third guide post 35, the compression spring 36 is in a compressed state, when the cam 14 stops rotating, the cam 14 does not impact the movable plate 15 any more, the compression spring 36 can drive the movable plate 15 to move towards the cam 14, finally the movable plate 15 is in contact with the cam 14, when the first stabilizing wheel 6 and the first rotating shaft 5 stop rotating, the second bevel gear 38 keeps still, and as the first bevel gear 37 and the second bevel gear 38 are meshed, the first bevel gear 37, the second rotating shaft 8 and the second stabilizing wheel 9 stop rotating synchronously, the wire rope 51 is wound and unwound through the traction machine 49, the wire rope 51 slides relative to the pulley 50, the wire rope 51 can pull the cage body 52 to move in the vertical direction through the pulley 50, and the cage body 52 can be lifted.
In the fourth embodiment, as shown in fig. 6 and 7, the push speed reducing structure includes a second worm 39 disposed in the stabilizing box 4, two ends of the second worm 39 are respectively sleeved with a third supporting portion 40, a bearing is disposed at a connection position of the second worm 39 and the third supporting portion 40, the third supporting portion 40 is fixedly connected with an inner wall of the stabilizing box 4, a toothed plate 42 is fixedly connected to the movable plate 15, a gear 41 is disposed below the toothed plate 42, the gear 41 is fixedly sleeved outside the second worm 39, the toothed plate 42 is engaged with the gear 41, a second worm wheel 44 engaged with the second worm 39 is disposed in the stabilizing box 4, the second worm wheel 44 is connected with the speed reducing plate 13 through a threaded expansion piece, the threaded expansion piece includes a second lead screw 45 fixedly mounted on the speed reducing plate 13, a thread bush 43 is sleeved outside the second lead screw 45, the thread bush 43 is fixedly connected with the second lead screw 44, a fixing frame 48 is sleeved outside the thread bush 43 is fixedly connected with the second lead screw 48, a bearing is disposed at a connection position of the fixing frame 48 and the fixing frame 48, the worm wheel 48 is fixedly connected with the inner wall of the stabilizing box 4, a fourth guide post 46 is fixedly connected with a fourth guide post 47, and a side plate 47 is fixedly connected with the fourth guide post 47;
When the cam 14 impacts the movable plate 15 to enable the movable plate 15 to reciprocate in the horizontal direction, the gear 41 and the second worm 39 are driven by the toothed plate 42 to rotate by the movable plate 15, the second worm gear 44 and the threaded sleeve 43 are driven by the second worm 39 to rotate, the second screw rod 45 and the speed reducing plate 13 can reciprocate in the horizontal direction relative to the fixed frame 48, meanwhile, the fourth guide post 46 slides in the horizontal direction relative to the side plate 47, the speed reducing plate 13 moves smoothly relative to the fixed frame 48 through the design of the fourth guide post 46 and the side plate 47, when the first rotating shaft 5 stops driving the cam 14 to rotate, the cam 14 does not impact the movable plate 15 any more, the movable plate 15 is driven by the reset unit to move towards the cam 14, finally, the movable plate 15 is tightly attached to the cam 14, the speed reducing plate 13 is tightly attached to the guide plate 3 by the movable plate 15, and the resistance is increased when the cage body 52 moves in the vertical direction due to the self-locking characteristic of the second worm gear 44 and the second worm 39.
Working principle: when the cage body 52 is driven to move vertically through the traction lifting mechanism, the first stabilizing wheel 6 and the two second stabilizing wheels 9 are respectively contacted with three side surfaces of the guide plate 3, so that the cage body 52 slides stably in the vertical direction, when the cage body 52 moves vertically, the first stabilizing wheel 6 and the two second stabilizing wheels 9 roll on the guide plate 3, the first rotating shaft 5 drives the rotating block 10 and the centrifugal plate 11 to synchronously rotate, the centrifugal plate 11 is subjected to centrifugal force generated by rotation, the centrifugal plate 11 slides relative to the rotating block 10, the centrifugal plate 11 slides from one side of the supporting block 12 along with the rotation of the centrifugal plate 11, when the vertical lifting speed of the cage body 52 exceeds a preset range, the rolling speed of the first stabilizing wheel 6 and the two second stabilizing wheels 9 exceeds the preset range, the centrifugal force applied to the centrifugal plate 11 is increased, because the centrifugal plate 11 and the rotating block 10 are elastically connected through the elastic adjusting component, when the centrifugal force is increased, the sliding distance of the centrifugal plate 11 relative to the rotating block 10 is increased, the end part of the centrifugal plate 11 is contacted with the supporting block 12, the supporting block 12 limits the position of the centrifugal plate 11, so that the centrifugal plate 11 and the rotating block 10 cannot rotate again, the first rotating shaft 5 and the first stabilizing wheel 6 can stop rotating, the second rotating shaft 8 and the second stabilizing wheel 9 stop rotating, the first stabilizing wheel 6 and the second stabilizing wheel 9 change from rolling friction to sliding friction relative to the guide plate 3, the resistance of the cage body 52 relative to the guide plate 3 in the vertical direction is increased, the purpose of decelerating the cage body 52 is achieved, when the first rotating shaft 5 rotates, the first rotating shaft 5 drives the cam 14 to rotate, the cam 14 impacts the movable plate 15, so that the movable plate 15 drives the decelerating plate 13 to reciprocate in the horizontal direction through pushing the decelerating structure, when the first rotating shaft 5 stops driving the cam 14 to rotate, the cam 14 does not strike the movable plate 15 any more, the reset unit drives the movable plate 15 to move towards the cam 14, and finally the movable plate 15 is clung to the cam 14, meanwhile, the movable plate 15 drives the speed reducing plate 13 to clung to the guide plate 3 through pushing the speed reducing structure, so that the resistance when the cage body 52 moves in the vertical direction is further increased, and when the lifting speed of the cage body 52 in the vertical direction exceeds a preset range, the automatic speed reduction of the cage body 52 can be realized, and the aim of improving the safety is fulfilled;
The guide block 21 contacts with the inner wall of the guide groove 20 towards one side of the movable seat 16, one end of the support frame 22 far away from the movable seat 16 contacts with the side wall of the round table 24, the extension spring 18 is in a stretching state, the extension spring 18 exerts a pulling force on the centrifugal plate 11, the first worm 32 is driven to rotate by the motor 31, the first worm 32 drives the connecting shaft 29 and the second friction disc 28 to rotate by the first worm wheel 30, the second friction disc 28 drives the first friction disc 27 and the first screw rod 26 to rotate by friction force, the round table 24 moves stably relative to the fixed plate 25 and the stabilizing box 4 by the design of the second support part 33 and the second guide column 34, when the first screw rod 26 rotates, the first screw rod 26 drives the round table 24 to move towards the rotating block 10, one end of the support frame 22 slides on the side wall of the round table 24, the support frame 22 drives the movable seat 16 to slide in the sliding groove 17, the deformation length of the extension spring 18 increases, when the length of the extension spring 18 is at a preset value, the initial tension applied by the extension spring 18 to the centrifugal plate 11 is at a preset value, along with the continuous rotation of the second friction disk 28, the second friction disk 28 cannot drive the first friction disk 27 and the first screw rod 26 to rotate through friction force, the movable seat 16 stops moving relative to the rotating block 10, when the rotating block 10 and the centrifugal plate 11 rotate, the centrifugal plate 11 receives centrifugal force greater than the preset value, the centrifugal plate 11 contacts with the supporting block 12, the supporting block 12 limits the positions of the centrifugal plate 11 and the rotating block 10, so that the rotating block 10 and the centrifugal plate 11 stop rotating, the elasticity of the extension spring 18 is reduced along with the increase of the service time, when the rotating block 10 and the centrifugal plate 11 stop rotating, the initial tension applied by the extension spring 18 to the centrifugal plate 11 is reduced, and at the moment, the second friction disk 28 is driven to rotate again through the motor 31, the second friction disc 28 drives the first friction disc 27 to rotate through friction force again, when the tension applied to the centrifugal plate 11 by the tension spring 18 reaches a preset value again, the second friction disc 28 cannot drive the first friction disc 27 to rotate through friction force, so that the tension spring 18 always keeps constant initial tension to the centrifugal plate 11, and the centrifugal plate 11 can be contacted with the supporting block 12 only when the centrifugal force applied to the centrifugal plate 11 reaches the preset value;
When the cam 14 rotates, the cam 14 impacts the movable plate 15, the movable plate 15 moves relative to the third guide post 35, the compression spring 36 is in a compressed state, when the cam 14 stops rotating, the cam 14 does not impact the movable plate 15 any more, the compression spring 36 can drive the movable plate 15 to move towards the cam 14, finally the movable plate 15 is contacted with the cam 14, when the first stabilizing wheel 6 and the first rotating shaft 5 stop rotating, the second bevel gear 38 keeps still, and as the first bevel gear 37 and the second bevel gear 38 are meshed, the first bevel gear 37, the second rotating shaft 8 and the second stabilizing wheel 9 stop rotating synchronously, the wire rope 51 is wound and unwound through the traction machine 49, the wire rope 51 slides relative to the pulley 50, the wire rope 51 can pull the cage body 52 to move in the vertical direction through the pulley 50, and the cage body 52 can be lifted;
When the cam 14 impacts the movable plate 15 to enable the movable plate 15 to reciprocate in the horizontal direction, the gear 41 and the second worm 39 are driven by the toothed plate 42 to rotate by the movable plate 15, the second worm gear 44 and the threaded sleeve 43 are driven by the second worm 39 to rotate, the second screw rod 45 and the speed reducing plate 13 can reciprocate in the horizontal direction relative to the fixed frame 48, meanwhile, the fourth guide post 46 slides in the horizontal direction relative to the side plate 47, the speed reducing plate 13 moves smoothly relative to the fixed frame 48 through the design of the fourth guide post 46 and the side plate 47, when the first rotating shaft 5 stops driving the cam 14 to rotate, the cam 14 does not impact the movable plate 15 any more, the movable plate 15 is driven by the reset unit to move towards the cam 14, finally, the movable plate 15 is tightly attached to the cam 14, the speed reducing plate 13 is tightly attached to the guide plate 3 by the movable plate 15, and the resistance is increased when the cage body 52 moves in the vertical direction due to the self-locking characteristic of the second worm gear 44 and the second worm 39.
It is noted that relational terms such as first and second, and the like are 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. Moreover, 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 understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. Cage is transferred elevating gear soon for shaft mining, including underbeam frame (1) and roof beam frame (2), its characterized in that: the upper beam frame (2) is positioned above the lower beam frame (1), the upper beam frame (2) and the lower beam frame (1) are connected through two guide plates (3), a cage body (52) is arranged between the lower beam frame (1) and the upper beam frame (2), traction lifting mechanisms for driving the cage body (52) to lift are arranged on the upper beam frame (2), a plurality of stabilizing boxes (4) are fixedly connected to two sides of the cage body (52) respectively, the stabilizing boxes (4) are sleeved outside the guide plates (3), a first rotating shaft (5) is arranged in the stabilizing boxes (4), a first stabilizing wheel (6) is fixedly sleeved outside the first rotating shaft (5), the first stabilizing wheel (6) is positioned between the two guide plates (3), one side of the first stabilizing wheel (6) is contacted with one side of the corresponding guide plate (3), one side of the first rotating shaft (5) is provided with two second rotating shafts (8), one ends of the second rotating shafts (8) are connected with the inner walls of the stabilizing boxes (4) through bearings, the other ends of the second rotating shafts (8) are fixedly sleeved outside the second rotating shafts (9) through the first rotating shafts (8) and the second rotating shafts (9) which are fixedly sleeved outside the first rotating shafts (9), the bearing is arranged at the joint of the first rotating shaft (5) and the first supporting part (7), the first supporting part (7) is fixedly connected with the inner wall of the stabilizing box (4), two ends of the first rotating shaft (5) are fixedly connected with the rotating block (10) respectively, one side of the rotating block (10) is provided with the supporting block (12) and the centrifugal plate (11), the supporting block (12) is fixedly connected with the inner wall of the stabilizing box (4), the supporting block (12) is matched with the centrifugal plate (11), the centrifugal plate (11) is connected with the rotating block (10) through the elastic adjusting component, the cam (14) is fixedly sleeved outside the first rotating shaft (5), the reducing plate (13) is arranged in the stabilizing box (4), the reducing plate (13) is positioned between the two guide plates (3), one side of the cam (14) is provided with the movable plate (15), the movable plate (15) is in contact with the cam (14), the inner wall of the movable plate (15) and the stabilizing box (4) is connected through the reset unit, and the movable plate (15) is connected with the reducing plate (13) through the push reducing structure;
The elastic adjusting assembly comprises a movable seat (16) arranged on one side of the centrifugal plate (11), a chute (17) is formed in one side of the rotating block (10), the movable seat (16) is positioned in the chute (17), one end of the centrifugal plate (11) is positioned in the chute (17), the movable seat (16) is connected with the centrifugal plate (11) through a tension spring (18), at least two first guide posts (19) penetrate through the movable seat (16), the first guide posts (19) are fixedly connected with the inner wall of the chute (17), a guide groove (20) is formed in the inner wall of the chute (17), a guide block (21) is arranged in the guide groove (20), the guide block (21) is fixedly connected with the centrifugal plate (11), and an adjusting structure matched with the movable seat (16) is arranged on the stabilizing box (4);
The pushing speed reducing structure comprises a second worm (39) arranged in a stabilizing box (4), a third supporting portion (40) is sleeved at two ends of the second worm (39) respectively, a bearing is arranged at the joint of the second worm (39) and the third supporting portion (40), the third supporting portion (40) is fixedly connected with the inner wall of the stabilizing box (4), a toothed plate (42) is fixedly connected onto a movable plate (15), a gear (41) is arranged below the toothed plate (42), the gear (41) is fixedly sleeved outside the second worm (39), the toothed plate (42) is meshed with the gear (41), a second worm wheel (44) meshed with the second worm (39) is arranged in the stabilizing box (4), and the second worm wheel (44) is connected with a speed reducing plate (13) through a threaded telescopic piece.
2. Cage rotation lifting device for shaft mining according to claim 1, wherein: the adjusting structure comprises a supporting frame (22) fixedly mounted on the movable seat (16), a rectangular hole (23) is formed in the inner wall of the sliding groove (17), the supporting frame (22) penetrates through the rectangular hole (23), a round table (24) is arranged on one side, far away from the first rotating shaft (5), of the rotating block (10), one end, far away from the movable seat (16), of the supporting frame (22) is contacted with the side wall of the round table (24), and the round table (24) is connected with the stabilizing box (4) through a damping driving structure.
3. Cage rotation lifting device for shaft mining according to claim 2, wherein: the damping driving structure comprises a fixing plate (25) arranged on one side of a round table (24), the fixing plate (25) is fixedly connected with the inner wall of a stabilizing box (4), a first screw rod (26) penetrates through the fixing plate (25), a bearing is arranged at the joint of the first screw rod (26) and the fixing plate (25), the first screw rod (26) penetrates through the round table (24), the first screw rod (26) and the round table (24) are connected in a threaded mode, a second supporting portion (33) is fixedly connected to the round table (24), a second guide post (34) is fixedly connected to the second supporting portion (33), the second guide post (34) penetrates through the fixing plate (25), a first friction disc (27) is fixedly connected to the first screw rod (26), a second friction disc (28) is fixedly connected to the connecting shaft (29) on one side, far away from the second friction disc (28), of the connecting shaft (29) is connected with the inner wall of the stabilizing box (4) through the bearing, and the second friction disc (28) is matched with the first friction disc (27) and the first friction disc (27) is arranged on the first screw rod (26) in a matched mode.
4. A cage rotation-adjusting lifting device for shaft mining according to claim 3, wherein: the driver comprises a first worm wheel (30) fixedly sleeved outside the connecting shaft (29), a motor (31) is fixedly connected to the stabilizing box (4), and a first worm (32) meshed with the first worm wheel (30) is fixedly connected to the output end of the motor (31).
5. Cage rotation lifting device for shaft mining according to claim 1, wherein: the resetting unit comprises two third guide posts (35) arranged on one side of the movable plate (15), the third guide posts (35) are fixedly connected with the inner wall of the stabilizing box (4), the third guide posts (35) penetrate through the movable plate (15), compression springs (36) are sleeved outside the third guide posts (35), and two ends of each compression spring (36) are fixedly connected with the inner wall of the stabilizing box (4) and the movable plate (15) respectively.
6. Cage rotation lifting device for shaft mining according to claim 1, wherein: the meshing unit comprises a first bevel gear (37) fixedly arranged on the second rotating shaft (8), a second bevel gear (38) is arranged on one side of the first bevel gear (37), the second bevel gear (38) is fixedly sleeved outside the first rotating shaft (5), and the second bevel gear (38) is meshed with the first bevel gear (37).
7. Cage rotation lifting device for shaft mining according to claim 1, wherein: the screw thread extensible member includes second lead screw (45) of fixed mounting on speed reducer (13), the outside cover of second lead screw (45) is equipped with thread bush (43), thread bush (43) and second worm wheel (44) fixed connection, the outside cover of thread bush (43) is equipped with mount (48), the junction of thread bush (43) and mount (48) is equipped with the bearing, the inner wall fixed connection of mount (48) and stable case (4), fixedly connected with fourth guide post (46) on speed reducer (13), the outside cover of fourth guide post (46) is equipped with curb plate (47), and curb plate (47) and mount (48) fixed connection.
8. Cage rotation lifting device for shaft mining according to claim 1, wherein: traction lifting mechanism includes hauler (49) fixed mounting on roof beam structure (2), and the top rotation of cage body (52) is connected with pulley (50), is equipped with wire rope (51) between pulley (50) and hauler (49), and one end and the roof beam structure (2) fixed connection of wire rope (51), the other end and the hauler (49) winding of wire rope (51) are connected, and wire rope (51) and pulley (50) sliding connection.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410000498.5A CN117486040B (en) | 2024-01-02 | 2024-01-02 | Cage rotation adjusting lifting device for vertical shaft mining |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410000498.5A CN117486040B (en) | 2024-01-02 | 2024-01-02 | Cage rotation adjusting lifting device for vertical shaft mining |
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| CN117486040B true CN117486040B (en) | 2024-04-30 |
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| CN117486040A (en) | 2024-02-02 |
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