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CN-116461899-B - Belt operation fault monitoring device of mining belt conveyor

CN116461899BCN 116461899 BCN116461899 BCN 116461899BCN-116461899-B

Abstract

The invention relates to a belt operation fault monitoring device of a mining belt conveyor, which comprises a frame, a motor, a driving roller, a driven roller, a belt, a plurality of pressure sensing assemblies and a controller, wherein the driven roller comprises a roller, two connecting circular plates and a connecting shaft, connecting holes are formed in the centers of the two connecting circular plates, the two connecting circular plates are sleeved and fixed on the connecting shaft, flange plates are fixed at two ends of the roller, the two connecting circular plates are correspondingly and detachably connected to the two flange plates, the pressure sensing assemblies are positioned in the roller and are detachably connected to the connecting shaft through connecting pieces, a plurality of pinholes are formed in the roller, ejector pins of the pressure sensing assemblies can penetrate out of the pinholes or retract into the roller, the belt is in transmission connection with the driving roller and the roller, and the controller is arranged on the frame and is electrically connected with the pressure sensing assemblies. The invention provides a belt running fault monitoring device of a mining belt conveyor, belongs to the technical field of mineral equipment, and can detect whether a belt is deviated or partially torn.

Inventors

  • CUI YOU
  • JIA ZHINING
  • QIAO LEI

Assignees

  • 承德石油高等专科学校

Dates

Publication Date
20260512
Application Date
20230512

Claims (10)

  1. 1. The belt running fault monitoring device of the mining belt conveyor is characterized by comprising a frame (1), a motor (2), a driving roller (3), a driven roller (4), a belt (5), a plurality of pressure sensing assemblies (6) and a controller (7), wherein the motor (2) is arranged on the frame (1), the driving roller (3) is rotationally connected to one end of the frame (1), and an output shaft of the motor (2) is in transmission connection with the driving roller (3); The driven roller (4) comprises a roller (41), two connecting circular plates (42) and a connecting shaft (43), wherein connecting holes are formed in the centers of the two connecting circular plates (42), the two connecting circular plates (42) are sleeved and fixed on the connecting shaft (43), flange plates are fixed at two ends of the roller (41), the two connecting circular plates (42) are correspondingly and detachably connected to the two flange plates, and the connecting shaft (43) is rotatably connected to the frame (1) far away from one end of the driving roller (3); The pressure sensing assemblies (6) are positioned in the roller (41) and are detachably connected to the connecting shaft (43) through connecting pieces, a plurality of pinholes (8) are formed in the roller (41), and the ejector pins (611) of the pressure sensing assemblies (6) can penetrate out of the pinholes (8) or retract into the roller (41); The belt (5) is in transmission connection with the driving roller (3) and the roller (41), and the controller (7) is arranged on the frame (1) and is electrically connected with the pressure sensing assembly (6).
  2. 2. The belt operation fault monitoring device for a mining belt conveyor according to claim 1, wherein the pressure sensing assembly (6) comprises a plurality of pressure sensors (61), a plurality of bullnose bearings (62), a plurality of compression springs (63), a connecting ring (64), two sealing plates (65) and an adjusting disc (66) for adjusting the pressure sensors (61) to penetrate and retract into the roller (41), a mounting hole (661) is formed in the center of the adjusting disc (66), the connecting shaft (43) penetrates through the mounting hole (661) and is detachably connected with the adjusting disc (66), the periphery side of the adjusting disc (66) is provided with a concave-convex curved surface (662), two sealing plates (65) are fixed on two sides of the connecting ring (64) and are provided with through holes in the center, the connecting shaft (43) is in rotary connection with the through holes, the two sealing plates (65) are fixed on the connecting circular plate (42) through fixing pieces, the connecting ring (64) is provided with a plurality of pinholes (8) corresponding to the pinholes, the connecting ring (64) is provided with a plurality of ball bearings (62) corresponding to the concave-convex curved surface (662) and is provided with a plurality of ball bearings (62) corresponding to the ball bearings (62) in the rolling sleeve (662), the other end is fixed on bull's eye bearing (62), bull's eye bearing (62) are kept away from one end of ball (621) is fixed with pressure sensor (61), thimble (611) of pressure sensor (61) can be followed regulating disk (66) rotation is worn out pinhole (8) or is contracted to in cylinder (41), controller (7) are connected with a plurality of pressure sensor (61) electricity.
  3. 3. The belt running fault monitoring device for the mining belt conveyor according to claim 2, wherein the connecting piece is a flat key, a flat key groove (431) is formed in the connecting shaft (43) perpendicular to the axial direction of the connecting shaft, a connecting groove (663) with two through ends is formed in the side wall of the mounting hole (661) corresponding to the flat key groove (431) along the axial direction of the flat key groove, and the flat key is clamped with the flat key groove (431) and the connecting groove (663) so as to fix the adjusting disc (66) on the connecting shaft (43).
  4. 4. The belt operation fault monitoring device for the mining belt conveyor according to claim 2, wherein the fixing member comprises a plurality of connecting rods (10), a plurality of through holes (651) are formed in two sealing plates (65), the connecting rods (10) correspondingly penetrate through the through holes (651) and two ends of the connecting rods are fixed on two connecting circular plates (42).
  5. 5. The belt running fault monitoring device for the mining belt conveyor according to claim 4, further comprising a fixing disc (11) and a battery (12), wherein the fixing disc (11) is provided with a round hole (13) corresponding to the connecting shaft (43), the connecting shaft (43) penetrates through and is fixedly connected with the round hole (13), the fixing disc (11) is provided with a plurality of jacks (14) corresponding to a plurality of connecting rods (10), a plurality of connecting rods (10) correspondingly penetrate through a plurality of the jacks (14), and the battery (12) is fixed on the fixing disc (11) and is connected with a plurality of pressure sensors (61) through wireless transmission.
  6. 6. A mining belt conveyor belt operation fault monitoring device according to claim 3, further comprising a plurality of clamping members clamping the pressure sensing assemblies (6) to the connecting shaft (43), a plurality of the clamping members being mounted to the connecting shaft (43) between two of the pressure sensing assemblies (6).
  7. 7. The belt running fault monitoring device for the mining belt conveyor according to claim 6, wherein the clamping piece comprises a shaft sleeve (9) and a locking ring, the shaft sleeve (9) is sleeved on the connecting shaft (43), clamping grooves with through two ends are formed in the inner side wall corresponding to the flat key grooves (431), internal threads are formed in the locking ring, external threads are formed in the connecting shaft (43) corresponding to the locking ring, the locking ring and the connecting shaft (43) are in threaded connection and tightly pressed on one side of the shaft sleeve (9), and the other side of the shaft sleeve (9) is tightly pressed on the sealing plate (65).
  8. 8. The belt running fault monitoring device for the mining belt conveyor according to claim 1, wherein connecting plates (15) extend out of shaft bodies, close to two ends, of the connecting shafts (43) in the axial direction, fixing holes are correspondingly formed in the connecting plates (15) and the connecting circular plates (42), and bolts penetrate through the fixing holes to fix the connecting plates (15) and the connecting circular plates (42) through nuts.
  9. 9. A belt operation fault monitoring device for a mining belt conveyor according to any one of claims 1 to 8, further comprising a plurality of fans (16), wherein a plurality of windows are formed in two of the connection circular plates (42), and the plurality of fans (16) are correspondingly mounted on the plurality of windows.
  10. 10. A mining belt conveyor belt running fault monitoring device according to any one of claims 1 to 8, characterized by further comprising a reducer (17), the reducer (17) being mounted on the frame (1), the output shaft of the motor (2) being in driving connection with the input of the reducer (17), the output of the reducer (17) being in driving connection with the drive roll (3).

Description

Belt operation fault monitoring device of mining belt conveyor Technical Field The invention relates to a belt running fault monitoring device of a mining belt conveyor, and belongs to the technical field of mineral equipment. Background At present, the belt operation monitoring means of the mining conveyor is single, such as monitoring belt slip, belt tearing, belt breakage and the like, special equipment is required to be provided, but the equipment is independent of a belt conveying system, and the cost and maintenance cost of the whole conveying system are increased. The X-ray projection technology is mature in development, can project and image an interlayer and a steel wire in the belt, can timely find whether the inner structure of the belt is broken, has the advantages of high equipment cost, large occupied area, strict requirements on the moving speed of a detected object, poor environmental adaptability and high maintenance cost, and can monitor whether the metal steel wire in the belt is broken by adopting an electromagnetic method, but has larger error when the metal steel wire is detected by adopting the method because the metal steel wire is clamped in the middle of a rubber layer. None of the above methods are suitable for mining machinery use scenarios. On the premise of not influencing the transportation function of the whole machine, the belt of the mining long-distance conveyor can be conveniently and reliably monitored, and the belt is a major scientific problem to be solved at present. Disclosure of Invention The invention aims to solve the technical problem of providing a belt running fault monitoring device for a mining belt conveyor, which can detect whether a belt is deviated or partially torn. The technical scheme includes that the belt operation fault monitoring device of the mining belt conveyor comprises a frame, a motor, a driving roller, driven rollers, a belt, a plurality of pressure sensing assemblies and a controller, wherein the motor is installed on the frame, the driving roller is rotatably connected to one end of the frame, an output shaft of the motor is in transmission connection with the driving roller, the driven rollers comprise rollers, two connecting circular plates and a connecting shaft, connecting holes are formed in the centers of the two connecting circular plates, the two connecting circular plates are sleeved and fixed on the connecting shaft, flange plates are fixed at two ends of the rollers, the two connecting circular plates are correspondingly and detachably connected to the two flange plates, the connecting shaft is rotatably connected to the frame far away from one end of the driving roller, the pressure sensing assemblies are located in the rollers and detachably connected to the connecting shaft through connecting pieces, a plurality of pinholes are formed in the rollers, the pressure sensing assemblies can penetrate out of the pinholes or shrink into the rollers, the two connecting circular plates are fixed to the connecting shafts, the flanges are correspondingly and the two pressure sensing assemblies are connected to the driving roller and the frame. The belt conveyor has the advantages that the belt conveyor is connected to the driving roller and the roller, the motor drives the driving roller to rotate so as to drive the belt to transport, the pressure sensing assemblies are installed in the roller, the ejector pins of the pressure sensing assemblies can penetrate through pinholes to be abutted against the belt, the pressure value of the belt pressed on the roller is detected, when the pressure of the pressure sensing assemblies at the two ends of the roller has obvious pressure drop, the system considers that the belt at the position is deviated, when one of the pressure sensing assemblies has obvious pressure drop, the adjacent pressure sensing assembly and the adjacent pressure sensing assembly also have pressure drop, the system considers that the belt at the position is partially torn, the motor is immediately controlled to stop running, an audible and visual alarm signal is sent out, and when the pressure sensing assemblies need to be replaced, the connecting circular plate is detached from the roller, the connecting shaft is pulled, and the pressure sensing assemblies are taken out of the roller, so that the maintenance is convenient. On the basis of the technical scheme, the invention can be improved as follows. Further, the pressure sensing subassembly includes a plurality of pressure sensor, a plurality of bull's eye bearing, a plurality of compression spring, go-between, two shrouding and is used for adjusting pressure sensor wears out and contracts to regulating disk in the cylinder, the mounting hole has been seted up at the center of regulating disk, the connecting axle passes the mounting hole and with the detachable connection of regulating disk, the periphery side of regulating disk is unsmooth curved surface, two the shroud