CN216549372U - Load monitoring and protecting device for mine hoister - Google Patents
Load monitoring and protecting device for mine hoister Download PDFInfo
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- CN216549372U CN216549372U CN202122980168.1U CN202122980168U CN216549372U CN 216549372 U CN216549372 U CN 216549372U CN 202122980168 U CN202122980168 U CN 202122980168U CN 216549372 U CN216549372 U CN 216549372U
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- case
- rack
- fixedly connected
- protecting device
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Abstract
The utility model discloses a load monitoring and protecting device for a mining hoister, which comprises a rack, wherein both sides of the outer wall of the top of the rack are fixedly connected with fixed seats, a roller is connected between the two fixed seats through a bearing, one side of the outer wall of the top of the rack is fixedly connected with a torque sensor, the torque sensor is connected onto a transmission shaft of the roller through a coupler, the outer wall of one side of one of the fixed seats is fixedly connected with a case, the outer wall of one side of the case is provided with a control panel, the outer wall of the top of the case is fixedly connected with an audible and visual alarm, and the outer wall of the bottom of the case is fixedly connected with a motor. According to the utility model, the torque sensor is connected to the transmission shaft of the roller of the hoister, the torque of the roller is detected in real time through the torque sensor, the torque of the hoister is in a normal value within a normal hoisting range, otherwise, an overload condition is indicated when the torque is increased, and the load condition of the hoister can be indirectly detected through the torque sensor.
Description
Technical Field
The utility model relates to the technical field of mining hoists, in particular to a load monitoring and protecting device of a mining hoist.
Background
The mine hoist refers to main transportation equipment for connecting the underground and the ground in mining engineering. The mine hoist is a hoisting machine which is arranged on the ground and drives a hoisting container to run along a shaft or a slope by means of a steel wire rope. The lifting device is used for lifting coal, ores and gangue, lifting personnel, lowering materials, tools, equipment and the like in vertical shafts and inclined shafts.
Mine hoist need be vigilant constantly when using and prevent to overload, because the hoist adopts the cable wire to promote more, in case the overload can lead to the cable wire impaired, and then probably leads to the cracked condition to appear in the cable wire, and traditional hoist all protects through overload outage, but this kind of protection causes the roller of promotion easily to appear one end lock and die to lead to the roller atress inhomogeneous and then appear damaging.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art, and provides a load monitoring and protecting device for a mining hoist.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the load monitoring and protecting device for the mining hoister comprises a frame, wherein both sides of the outer wall of the top of the frame are fixedly connected with fixed seats, and the two fixed seats are connected with the same roller through a bearing, one side of the outer wall of the top of the frame is fixedly connected with a torque sensor, the torque sensor is connected on a transmission shaft of the roller through a coupling, one side outer wall of one of the fixed seats is fixedly connected with a case, one side outer wall of the case is provided with a control panel, and the outer wall of the top of the case is fixedly connected with an audible and visual alarm, the outer wall of the bottom of the case is fixedly connected with a motor, and the output shaft of the motor is sleeved with a belt pulley I, both sides of the inner wall of the bottom of the case are connected with screw rods through bearings, and one end of each screw is sleeved with a second belt pulley, and the same belt is connected between the two second belt pulleys and the first belt pulley.
Preferably, the inner wall of one side of the case is connected with a first gear through a bearing, and a transmission shaft of the first gear is connected to a transmission shaft of the roller.
Preferably, the inner wall of one side of the case is fixedly connected with a mounting seat, two sides of the outer wall of the bottom of the mounting seat are connected with a first rack through bearings, and a second gear is sleeved on a transmission shaft of the first two racks.
Preferably, two sides of the outer wall of one side of the mounting seat are both connected with a second rack in a sliding mode, the two second racks are respectively meshed with the two gears, and elastic elements are arranged on two sides of the outer wall of one side of the mounting seat.
Preferably, the two sides of the inner wall of the bottom of the case are fixedly connected with slide rods, the outer walls of the two slide rods are connected with driving blocks in a sliding mode, the two driving blocks are connected to the inner wall of the case in a sliding mode, the two driving blocks are connected to the outer walls of the two screw rods in a threaded mode, and a connecting rope is connected between the driving blocks and the first rack.
Preferably, the elastic element comprises an installation rod, a spring is sleeved on the outer wall of the installation rod, and the second rack is connected to the outer wall of the installation rod in a sliding mode.
Preferably, the elastic element comprises a spring rod, and one end of the spring rod is connected to the second rack.
The utility model has the beneficial effects that:
1. according to the utility model, the torque sensor is connected to the transmission shaft of the elevator roller, the torque of the roller is detected in real time through the torque sensor, the torque of the elevator is in a normal value within a normal lifting range, otherwise, an overload condition is indicated when the torque is increased, and the condition of the elevator load can be indirectly detected through the torque sensor.
2. According to the utility model, the first gear and the first two racks are arranged in the case in a matching manner, and when the elevator is overloaded, the first rack is meshed with the first gear, so that the rotation of the roller is limited.
3. According to the utility model, the driving block and the screw rod are arranged in the machine box in a matched manner, so that the angle of the first rack can be conveniently adjusted, and the gear is further limited in a matched manner.
Drawings
Fig. 1 is a schematic structural diagram of a load monitoring and protecting device of a mining hoist according to the present invention;
fig. 2 is a schematic view of a chassis unfolding structure of the load monitoring and protecting device of the mining hoist provided by the utility model;
fig. 3 is a schematic structural diagram of a mounting seat of the load monitoring and protecting device of the mining hoist provided by the utility model.
In the figure: 1. a frame; 2. a roller; 3. a torque sensor; 4. a chassis; 5. an audible and visual alarm; 6. a control panel; 7. a belt; 8. a first belt pulley; 9. a motor; 10. a mounting seat; 11. a first gear; 12. a first rack; 13. a second gear; 14. a second rack; 15. an elastic element; 16. a screw; 17. a slide bar; 18. a drive block; 19. connecting ropes; 20. and a second belt pulley.
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.
Example one
Referring to fig. 1-3, the load monitoring and protecting device for the mining hoister comprises a frame 1, wherein both sides of the outer wall of the top of the frame 1 are fixedly connected with fixed seats, a same roller 2 is connected between the two fixed seats through a bearing, one side of the outer wall of the top of the frame 1 is fixedly connected with a torque sensor 3, the torque sensor 3 is connected onto a transmission shaft of the roller 2 through a coupling, one side of the outer wall of one mounting seat is fixedly connected with a case 4, one side of the outer wall of the case 4 is provided with a control panel 6, the outer wall of the top of the case 4 is fixedly connected with an audible and visual alarm 5, the outer wall of the bottom of the case 4 is fixedly connected with a motor 9, a belt pulley 8 is sleeved on an output shaft of the motor 9, both sides of the inner wall of the bottom of the case 4 are connected with screw rods 16 through bearings, one end of each screw rod 16 is sleeved with a belt pulley 20, and a same belt 7 is connected between the two belt pulleys 20 and the belt pulley 8, the inner wall of one side of the machine case 4 is connected with a first gear 11 through a bearing, the transmission shaft of the first gear 11 is connected to the transmission shaft of the roller 2, the inner wall of one side of the machine case 4 is fixedly connected with a mounting seat 10, two sides of the outer wall of the bottom of the mounting seat 10 are connected with a first rack 12 through bearings, two gears 13 are sleeved on the transmission shafts of the two first racks 12, two sides of the outer wall of one side of the mounting seat 10 are respectively connected with a second rack 14 in a sliding manner, the two racks 14 are respectively meshed with the second gears 13, two sides of the outer wall of one side of the mounting seat 10 are respectively provided with an elastic element 15, two sides of the inner wall of the bottom of the machine case 4 are respectively connected with a sliding rod 17 in a sliding manner, the outer walls of the two sliding rods 17 are connected with driving blocks 18 in a sliding manner, the two driving blocks 18 are screwed on the outer walls of the two screw rods 16, and a connecting rope 19 is connected between the driving blocks 18 and the first racks 12, the elastic element 15 comprises a mounting rod, a spring is sleeved on the outer wall of the mounting rod, and the second rack 14 is connected to the outer wall of the mounting rod in a sliding mode.
The working principle is as follows: during the use, when torque sensor 3 detected the moment of torsion increase of roller 2, motor 9 starts at once and drives two screw rods 16 through belt 7 and rotate, and then drive two drive blocks 18 and move down, move down through drive block 18 and promote two rack one 12 and gear one 11 intermeshing, thereby carry out spacing prevention roller 2 swing to roller 2, can drive two gear two 13 rotations when two rack one 12 moves, and then drive two rack two 14 and remove, can extrude the spring when rack two 14 removes, when the unblock, drive block 18 moves up and resumes the normal position through connecting rope 19 pulling rack one 12.
Example two
Referring to fig. 1-3, the load monitoring and protecting device for the mining hoister comprises a frame 1, wherein both sides of the outer wall of the top of the frame 1 are fixedly connected with fixed seats, a same roller 2 is connected between the two fixed seats through a bearing, one side of the outer wall of the top of the frame 1 is fixedly connected with a torque sensor 3, the torque sensor 3 is connected onto a transmission shaft of the roller 2 through a coupling, one side of the outer wall of one mounting seat is fixedly connected with a case 4, one side of the outer wall of the case 4 is provided with a control panel 6, the outer wall of the top of the case 4 is fixedly connected with an audible and visual alarm 5, the outer wall of the bottom of the case 4 is fixedly connected with a motor 9, a belt pulley 8 is sleeved on an output shaft of the motor 9, both sides of the inner wall of the bottom of the case 4 are connected with screw rods 16 through bearings, one end of each screw rod 16 is sleeved with a belt pulley 20, and a same belt 7 is connected between the two belt pulleys 20 and the belt pulley 8, the inner wall of one side of the machine case 4 is connected with a first gear 11 through a bearing, the transmission shaft of the first gear 11 is connected to the transmission shaft of the roller 2, the inner wall of one side of the machine case 4 is fixedly connected with a mounting seat 10, two sides of the outer wall of the bottom of the mounting seat 10 are connected with a first rack 12 through bearings, two gears 13 are sleeved on the transmission shafts of the two first racks 12, two sides of the outer wall of one side of the mounting seat 10 are respectively connected with a second rack 14 in a sliding manner, the two racks 14 are respectively meshed with the second gears 13, two sides of the outer wall of one side of the mounting seat 10 are respectively provided with an elastic element 15, two sides of the inner wall of the bottom of the machine case 4 are respectively connected with a sliding rod 17 in a sliding manner, the outer walls of the two sliding rods 17 are connected with driving blocks 18 in a sliding manner, the two driving blocks 18 are screwed on the outer walls of the two screw rods 16, and a connecting rope 19 is connected between the driving blocks 18 and the first racks 12, the elastic element 15 comprises a spring rod, and one end of the spring rod is connected to the second rack 14.
The working principle is as follows: during the use, when torque sensor 3 detected the moment of torsion increase of roller 2, motor 9 starts at once and drives two screw rods 16 through belt 7 and rotate, and then drive two driving blocks 18 and move down, move down through driving block 18 and promote two rack one 12 and gear one 11 intermeshing, thereby carry out spacing prevention roller 2 swing to roller 2, can drive two gear two 13 rotations when two rack one 12 moves, and then drive two rack two 14 and remove, can extrude the spring beam when rack two 14 removes, when the unblock, driving block 18 moves up and resumes the normal position through connecting rope 19 pulling rack one 12.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (7)
1. Load monitoring and protecting device for mine hoister comprises a rack (1) and is characterized in that fixing seats are fixedly connected to two sides of the outer wall of the top of the rack (1), a same roller (2) is connected between the two fixing seats through a bearing, a torque sensor (3) is fixedly connected to one side of the outer wall of the top of the rack (1), the torque sensor (3) is connected to a transmission shaft of the roller (2) through a coupling, a case (4) is fixedly connected to the outer wall of one side of one fixing seat, a control panel (6) is arranged on the outer wall of one side of the case (4), an audible and visual alarm (5) is fixedly connected to the outer wall of the top of the case (4), a motor (9) is fixedly connected to the outer wall of the bottom of the case (4), a belt pulley I (8) is sleeved on an output shaft of the motor (9), and screw rods (16) are connected to two sides of the inner wall of the bottom of the case (4) through bearings, and one end of each of the two screws (16) is sleeved with a second belt pulley (20), and the same belt (7) is connected between the second belt pulley (20) and the first belt pulley (8).
2. The load monitoring and protecting device for the mining hoist as claimed in claim 1, wherein a first gear (11) is connected to one side inner wall of the case (4) through a bearing, and a transmission shaft of the first gear (11) is connected to a transmission shaft of the roller (2).
3. The load monitoring and protecting device for the mining hoist as claimed in claim 2, wherein an installation seat (10) is fixedly connected to the inner wall of one side of the case (4), racks I (12) are connected to two sides of the outer wall of the bottom of the installation seat (10) through bearings, and gears II (13) are sleeved on transmission shafts of the racks I (12).
4. The load monitoring and protecting device for the mining hoist as claimed in claim 3, wherein a second rack (14) is slidably connected to each of two sides of the outer wall of one side of the mounting seat (10), the two second racks (14) are respectively meshed with a second gear (13), and elastic elements (15) are arranged on each of two sides of the outer wall of one side of the mounting seat (10).
5. The load monitoring and protecting device for the mining hoist as claimed in claim 4, characterized in that sliding rods (17) are fixedly connected to both sides of the inner wall of the bottom of the machine case (4), driving blocks (18) are slidably connected to the outer walls of the two sliding rods (17), the two driving blocks (18) are slidably connected to the inner wall of the machine case (4), the two driving blocks (18) are screwed on the outer walls of the two screw rods (16), and a connecting rope (19) is connected between the driving blocks (18) and the first rack (12).
6. The load monitoring and protecting device for the mining hoist as claimed in claim 5, characterized in that the elastic element (15) comprises a mounting rod, a spring is sleeved on the outer wall of the mounting rod, and the second rack (14) is slidably connected to the outer wall of the mounting rod.
7. The load monitoring and protecting device for the mining hoist as claimed in claim 5, characterized in that the elastic element (15) comprises a spring rod, and one end of the spring rod is connected to the second rack (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122980168.1U CN216549372U (en) | 2021-11-30 | 2021-11-30 | Load monitoring and protecting device for mine hoister |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122980168.1U CN216549372U (en) | 2021-11-30 | 2021-11-30 | Load monitoring and protecting device for mine hoister |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216549372U true CN216549372U (en) | 2022-05-17 |
Family
ID=81577722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122980168.1U Active CN216549372U (en) | 2021-11-30 | 2021-11-30 | Load monitoring and protecting device for mine hoister |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216549372U (en) |
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2021
- 2021-11-30 CN CN202122980168.1U patent/CN216549372U/en active Active
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