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CN-121990436-A - Hoisting mechanism in vertical shaft and use method thereof

CN121990436ACN 121990436 ACN121990436 ACN 121990436ACN-121990436-A

Abstract

The invention discloses a hoisting lifting mechanism in a vertical shaft, which relates to the technical field of energy-saving mining machinery equipment and comprises a supporting beam, a bottom plate, a wellhead, a fixing frame, a winding machine, a first supporting plate, a rotating shaft, a winding wire, a lifting plate and a connecting frame, wherein the bottom plate is fixedly connected to the bottom of the supporting beam, the wellhead is fixedly connected to the inner wall of the bottom plate, the fixing frame is slidingly connected to the inner wall of the supporting beam, and in mining, the lifting mechanism in the vertical shaft is used as special core equipment for lifting operation of the vertical shaft, the performance of the lifting mechanism directly determines the safety of the lifting operation of the vertical shaft, the arc-shaped groove can be contacted with the brake disc in the process of lifting operation, the brake disc can be braked, the winding sliding can be further locked by friction force, the lifting plate and the load are directly prevented from falling due to gravity, and the falling accident caused by single protection failure of the traditional braking of a winding machine is avoided.

Inventors

  • Tian Rongzhao
  • WANG QUANYU
  • LIU MANYI
  • Cui Xuguo

Assignees

  • 山东天煤重工机械有限公司

Dates

Publication Date
20260508
Application Date
20260408

Claims (9)

  1. 1. The utility model provides a hoist and mount hoist mechanism in shaft, includes supporting beam (1), bottom plate (2), well head (3), mount (4), rolling machine (5), backup pad one (6), axis of rotation (7), spiral (8), lifter plate (9) and link (10), bottom plate (2) fixed connection is in the bottom of supporting beam (1), well head (3) fixed connection is in the inner wall of bottom plate (2), mount (4) sliding connection is in the inner wall of supporting beam (1), rolling machine (5) set up at the top of mount (4), backup pad one (6) fixed connection is at the top of mount (4), axis of rotation (7) swivelling joint is in the inner wall of backup pad one (6), spiral (8) set up on the surface of rolling machine (5), lifter plate (9) fixed connection is in the bottom of spiral (8), link (10) fixed connection is in the left side of backup pad one (6), its characterized in that, hoist and mount hoist mechanism in the shaft still includes: The falling prevention mechanism is used for preventing emergency falling and is arranged on the right side of the first supporting plate (6); The anti-falling mechanism comprises a threaded rod (12), a groove ring (13), a velometer (14), a U-shaped plate I (15), an arc-shaped groove (16) and a brake disc (17), wherein the front part of the connecting frame (10) is fixedly connected with a double-shaft motor (11), the output end of the double-shaft motor (11) is fixedly connected with the threaded rod (12), the circumferential surface of the rotating shaft (7) is fixedly connected with the groove ring (13), the bottom of the connecting frame (10) is fixedly connected with the velometer (14), the circumferential surface of the threaded rod (12) is in threaded connection with the U-shaped plate I (15), the left side of the U-shaped plate I (15) is fixedly connected with the arc-shaped groove (16), and the circumferential surface of the rotating shaft (7) is fixedly connected with the brake disc (17); the stabilizing mechanism (23) is used for improving the stability of the lifting plate (9) in the descending process and is arranged on the inner wall of the lifting plate (9); And the vibration reduction mechanism (24) is used for reducing vibration in the descending process of the lifting plate (9) and is arranged at the bottom of the lifting plate (9).
  2. 2. The hoisting mechanism in the vertical shaft according to claim 1, wherein the anti-falling mechanism further comprises a pulley (18), a first rotating rod (19), an L-shaped plate (20), a stop lever (21) and a pressing plate (22), wherein the pulley (18) is fixedly connected to the circumferential surface of the rotating shaft (7), the first rotating rod (19) is rotatably connected to the inner wall of the connecting frame (10) through a torsion spring, the L-shaped plate (20) is fixedly connected to the top of the first U-shaped plate (15), the stop lever (21) is fixedly connected to the circumferential surface of the first rotating rod (19), and the pressing plate (22) is fixedly connected to the circumferential surface of the first rotating rod (19).
  3. 3. The hoisting mechanism in the vertical shaft according to claim 2, wherein the surface of the U-shaped plate I (15) is in sliding connection with the inner wall of the connecting frame (10), and the surface of the winding wire (8) is in contact with the inner wall of the pulley (18).
  4. 4. The hoisting mechanism in the vertical shaft according to claim 3, wherein the stabilizing mechanism (23) comprises a second rotating rod (231), a V-shaped plate (232) and a rotating wheel (233), the second rotating rod (231) is rotationally connected to the inner wall of the lifting plate (9) through a torsion spring, the V-shaped plate (232) is fixedly connected to the circumferential surface of the second rotating rod (231), and the rotating wheel (233) is rotationally connected to the inner wall of the V-shaped plate (232).
  5. 5. The hoisting mechanism in the vertical shaft according to claim 4, wherein the stabilizing mechanism (23) further comprises a limiting ring (234), a fixed block (235), a first elastic rod (236), an inclined block (237) and a multi-surface block (238), the limiting ring (234) is fixedly connected to the circumferential surface of the second rotating rod (231), the fixed block (235) is fixedly connected to the bottom of the lifting plate (9), the first elastic rod (236) is slidably connected to the inner wall of the fixed block (235) through a spring, the left side of the first elastic rod (236) is fixedly connected with the inclined block (237), and the circumferential surface of the limiting ring (234) is fixedly connected with the multi-surface block (238).
  6. 6. The hoisting mechanism in the vertical shaft according to claim 5, wherein the surface of the multi-surface block (238) is in contact with the surface of the inclined block (237), and the bottom of the inclined block (237) is in sliding connection with the inner wall of the fixed block (235).
  7. 7. The hoisting mechanism in the vertical shaft according to claim 6, wherein the vibration reduction mechanism (24) comprises a second supporting plate (241), a sliding column (242), a long plate (243), an elastic rod (244), a straight plate (245), a second U-shaped plate (246), a third supporting plate (247) and a push plate (248), wherein the second supporting plate (241) is fixedly connected to the top of the V-shaped plate (232), the second U-shaped plate (246) is fixedly connected to the bottom of the lifting plate (9), the sliding column (242) is slidably connected to the inner wall of the second U-shaped plate (246) through a spring, the long plate (243) is fixedly connected to the top of the lifting plate (9), the second elastic rod (244) is slidably connected to the inner wall of the long plate (243) through a spring, the straight plate (245) is fixedly connected to the left side of the second elastic rod (244), the third supporting plate (247) is fixedly connected to the bottom of the sliding column (242), and the push plate (248) is fixedly connected to the right side of the second elastic rod (244).
  8. 8. The hoisting mechanism in the vertical shaft according to claim 7, wherein the top of the lifting plate (9) is in contact with the bottom of the push plate (248), and the right side of the second support plate (241) is in contact with the left side of the straight plate (245).
  9. 9. A method of using a hoist in a shaft, employing a hoist in a shaft as claimed in claim 8, comprising the steps of: step one, in the process of hoisting and lifting, a winding machine (5) is started to rotate and then drives a winding wire (8) to wind and unwind, in the process of winding and unwinding the winding wire (8), a pulley (18) is driven to rotate through friction force, the pulley (18) rotates and drives a rotating shaft (7) to rotate, in the process of rotating the rotating shaft (7), a groove ring (13) is driven to rotate, and then the winding wire (8) pulls a lifting plate (9) to ascend or descend; When the velometer (14) detects that the rotating speed of the groove ring (13) is excessively high, the velometer (14) can transmit an electric signal to the double-shaft motor (11), at the moment, the double-shaft motor (11) is started and drives the threaded rod (12) to rotate, the threaded rod (12) rotates to drive the U-shaped plate I (15) to move leftwards through a thread groove formed in the surface, the U-shaped plate I (15) moves leftwards and drives the arc-shaped groove (16) to move leftwards, and the arc-shaped groove (16) contacts with the brake disc (17) in the moving process, so that the brake disc (17) can be braked; Step three, in the process of braking the winding wire (8), the U-shaped plate I (15) moves leftwards to drive the L-shaped plate (20) to move leftwards, the L-shaped plate (20) contacts with the stop lever (21) in the process of moving leftwards, the stop lever (21) is pushed to rotate by pushing force, and the stop lever (21) rotates to drive the first rotating rod (19) to rotate; And fourthly, the rotating rod I (19) rotates to drive the pressing plate (22) to rotate, the pressing plate (22) rotates to be in contact with the coil (8), the position of the coil (8) is further fixed, and the braking effect of the coil (8) is further improved.

Description

Hoisting mechanism in vertical shaft and use method thereof Technical Field The invention relates to the technical field of energy-saving mining machinery equipment, in particular to a hoisting mechanism in a vertical shaft and a using method thereof. Background In the mining process, the vertical shaft is used as a vertical operation channel, is a core carrier for realizing underground and ground material transportation, heavy equipment hoisting and personnel transportation, and the vertical shaft hoisting operation is a key link for guaranteeing the construction progress, operation and maintenance efficiency and operation safety of various projects, and the hoisting and hoisting mechanism in the vertical shaft is used as special core equipment for the vertical shaft hoisting operation, so that the safety, stability and efficiency of the vertical shaft hoisting operation are directly determined by the performance of the hoisting and hoisting mechanism. The patent with the patent publication number of CN217947452U comprises an electric component, a trolley 3t structure, a trolley 20t structure, a trolley running mechanism, a door frame, a hanging cage and a lifting hook, wherein the trolley running mechanism is installed at the bottom of the door frame, the trolley 3t structure and the trolley 20t structure are installed at the upper end of the door frame, the lifting cage capable of lifting is installed on the trolley 3t structure, the lifting hook capable of lifting is installed on the trolley 20t structure, the trolley running mechanism comprises rollers and a driving motor, the rollers are installed on four feet of the door frame, each roller is driven by the driving motor, the vertical lifting and horizontal movement can be realized, the lifting device is convenient and flexible to move, the lifting device is prevented from being damaged when a vertical shaft is used for blasting, safety accidents are caused, meanwhile, the lifting device is convenient to move to a maintenance site for maintenance, the safety accidents are reduced, and the construction efficiency is also improved. Above-mentioned technical scheme can realize vertical lifting and horizontal migration for lifting means removes conveniently in a flexible way, when avoiding the shaft to explode, lifting means can not remove, conveniently removes lifting means to overhaul the place and overhauls, but the device when the rolling machine appears damaging, leads to the hoist and mount platform to appear falling easily, and then causes damage or personnel injury. Disclosure of Invention Aiming at the defects of the prior art, the invention provides a hoisting mechanism in a vertical shaft and a use method thereof, and solves the problems in the prior art. The invention aims at achieving the purposes, the hoisting and lifting mechanism in the vertical shaft is achieved through the following technical scheme that the hoisting and lifting mechanism comprises a supporting beam, a bottom plate, a wellhead, a fixing frame, a winding machine, a first supporting plate, a rotating shaft, winding wires, a lifting plate and a connecting frame, wherein the bottom plate is fixedly connected to the bottom of the supporting beam, the wellhead is fixedly connected to the inner wall of the bottom plate, the fixing frame is slidably connected to the inner wall of the supporting beam, the winding machine is arranged at the top of the fixing frame, the first supporting plate is fixedly connected to the top of the fixing frame, the rotating shaft is rotatably connected to the inner wall of the first supporting plate, the winding wires are arranged on the surface of the winding machine, the lifting plate is fixedly connected to the bottom of the winding wires, the connecting frame is fixedly connected to the left side of the first supporting plate, and the hoisting and lifting mechanism in the vertical shaft further comprises: the falling prevention mechanism is used for preventing emergency falling and is arranged on the right side of the first supporting plate; The anti-falling mechanism comprises a threaded rod, a groove ring, a velometer, a U-shaped plate I, an arc-shaped groove and a brake disc, wherein the front part of the connecting frame is fixedly connected with a double-shaft motor, the output end of the double-shaft motor is fixedly connected with the threaded rod, the circumferential surface of the rotating shaft is fixedly connected with the groove ring, the bottom of the connecting frame is fixedly connected with the velometer, the circumferential surface of the threaded rod is in threaded connection with the U-shaped plate I, the left side of the U-shaped plate I is fixedly connected with the arc-shaped groove, the circumferential surface of the rotating shaft is fixedly connected with the brake disc, the arc-shaped groove can be contacted with the brake disc in the process of lifting and lifting work, so that the brake disc can be braked by further