Anti-falling mining elevator

Abstract

The utility model provides an anti-falling mining elevator, and belongs to the technical field of anti-falling elevators. The anti-falling mining elevator comprises a mounting frame, a servo motor is arranged at the top of the mounting frame, a lead screw is arranged at the output end of the servo motor, a mounting frame is in threaded connection with the surface of the lead screw, and an electric telescopic rod is arranged in the mounting frame. Through mutual cooperation of the scram button, the electric telescopic rod, the limiting rod, the limiting hole and the winding roller, when power failure or device failure occurs temporarily, the scram button can be pressed, at the moment, the electric telescopic rod extends, and when the electric telescopic rod moves to the limiting rod, the electric telescopic rod can be inserted into the limiting hole in the limiting rod, so that the winding roller is driven to rotate. And the limiting rod can stop the hopper hung on the winding roller from falling off, so that the mine hopper can be prevented from falling off quickly under the conditions of temporary power failure or device failure and the like, the device cannot be damaged, and mine workers can be prevented from being injured.

Description

Technical Field

[0001] The utility model relates to the field of anti-fall hoists, in particular to an anti-fall mining hoist. Background Art

[0002] An anti-fall mining hoist is a type of lifting equipment specially used in mines, tunnels and other places. Its main purpose is to ensure the safety of personnel and materials during the lifting process and prevent falling accidents. The hoist is usually equipped with special anti-fall devices, such as safety locks and limit switches, which can automatically brake in the event of abnormal conditions to prevent the hoisted materials or personnel from falling. An anti-fall mining hoist is an indispensable equipment in mine and tunnel operations. With its high safety and high efficiency, it is widely used in various lifting operations.

[0003] In the specific hoists used in mines, special situations may occasionally occur in mine operations, such as temporary power outages or device failures. At this time, the mine hopper will fall. If it is not handled quickly, it may not only cause damage to the device, but in serious cases, it may also cause injuries to workers in the mine. There are great safety hazards and it is inconvenient for operators to use. Utility Model Content

[0004] In order to make up for the above deficiencies, the present invention provides an anti-fall mining hoist that overcomes the above technical problems or at least partially solves the above problems.

[0005] The utility model is achieved in this way:

[0006] The utility model provides a fall-proof mining hoist, comprising a mounting frame,

[0007] A servo motor is provided on the top of the mounting frame, a screw rod is provided at the output end of the servo motor, a mounting frame is threadedly connected to the surface of the screw rod, and an electric telescopic rod is provided inside the mounting frame;

[0008] A mounting plate is provided at the front of the mounting frame, a limiting rod is provided inside the mounting plate, a plurality of limiting holes are opened on the surface of the limiting rod, and a winding roller is provided at one end of the limiting rod.

[0009] In a preferred solution, a vehicle body is provided at the bottom of the mounting frame, and a fixing frame is provided on one side of the mounting plate.

[0010] In a preferred solution, a limiting frame is provided on the top of the fixing frame, and a reduction motor is provided inside the limiting frame.

[0011] In a preferred solution, a fixed shaft is provided at the output end of the reduction motor, and the winding roller is provided at one end of the fixed shaft.

[0012] In a preferred solution, a slide rail is provided at the front of the mounting frame, a slide groove is provided at the rear of the mounting plate, and the slide rail is provided inside the slide groove.

[0013] In a preferred solution, a fixing block is fixed inside the installation frame, and the electric telescopic rod is arranged below the fixing block.

[0014] In a preferred solution, an emergency stop button is provided on the front of the fixing block, and a backup power supply is provided on the top of the fixing block.

[0015] In a preferred solution, the size of the electric telescopic rod is adapted to the size of the limiting hole, a universal wheel is provided at the bottom of the vehicle body, a groove is provided at the top of the vehicle body, the screw rod is provided inside the groove, and a push handle is provided on one side of the mounting frame.

[0016] The utility model provides an anti-fall mining hoist, which has the following beneficial effects:

[0017] 1. Through the mutual cooperation of the emergency stop button, the electric telescopic rod, the limit rod, the limit hole and the winding roller, when a temporary power outage or device failure occurs, the emergency stop button can be pressed, and the electric telescopic rod will extend. When it moves to the limit rod, it can be inserted into the limit hole in the limit rod. The limit rod can stop the hopper hanging on the winding roller from falling. Through the electric telescopic rod, when there is a temporary power outage or device failure, the mine hopper can be prevented from falling quickly, which will not cause damage to the device and can avoid injuries to mine workers.

[0018] 2. Through the mutual cooperation of the push handle, car body, servo motor, screw rod, mounting frame, fixed frame and winding roller, it is necessary to use the hoist in the mine. The operator can first push the push handle according to the use to move the device to the mine. Then the operator can use the universal wheel to fix the car body. After completion, the operator can start the servo motor to drive the screw rod to rotate, and the screw rod drives the mounting frame to move downward. When the mounting frame moves, the fixed frame and winding roller move downward synchronously. When it moves to the mine entrance, the operator can turn off the servo motor to move the device and adjust the height of use. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for use in the embodiments. It should be understood that the following drawings only illustrate certain embodiments of the present invention and should not be considered as limiting the scope. A person of ordinary skill in the art can also derive other relevant drawings based on these drawings without inventive effort.

[0020] Figure 1 It is an overall stereogram provided by the embodiment of the present utility model;

[0021] Figure 2 A schematic diagram of the structure of one side of the mounting frame provided by an embodiment of the present utility model;

[0022] Figure 3 A schematic diagram of the internal structure of the mounting plate provided in an embodiment of the present utility model;

[0023] Figure 4 A schematic diagram of the structure of the electric telescopic rod provided by the embodiment of the utility model when in use;

[0024] In the figure: 11. Mounting frame; 12. Servo motor; 13. Screw; 14. Mounting frame; 15. Mounting plate; 16. Reducer motor; 17. Winding roller; 18. Limit rod; 19. Electric telescopic rod; 2. Slide rail; 21. Car body; 22. Push handle; 23. Limit hole; 24. Fixing frame; 25. Emergency stop button; 26. Fixing block; 27. Backup power supply. DETAILED DESCRIPTION

[0025] To make the purpose, technical solutions, and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0026] Reference Figures 1-4The utility model provides a technical solution: an anti-fall mining hoist, including a mounting frame 11, a servo motor 12 is provided on the top of the mounting frame 11, a screw rod 13 is provided at the output end of the servo motor 12, a mounting frame 14 is threadedly connected to the surface of the screw rod 13, an electric telescopic rod 19 is provided inside the mounting frame 14, a mounting plate 15 is provided at the front of the mounting frame 14, a limit rod 18 is provided inside the mounting plate 15, a plurality of limit holes 23 are opened on the surface of the limit rod 18, a winding roller 17 is provided at one end of the limit rod 18, and a push handle 22, a vehicle body 21, a servo motor 12, a screw rod 13, a mounting frame 14, and a fixing frame are provided. 24 and the winding roller 17 cooperate with each other, so that when the operator needs to use the hoist in the mine, the operator can first push the push handle 22 to move the device to the mine, and then the operator can use the universal wheel to fix the vehicle body 21. After completion, the operator can start the servo motor 12 to drive the screw rod 13 to rotate, and the screw rod 13 drives the mounting frame 14 to move downward. When the mounting frame 14 moves, the fixing frame 24 and the winding roller 17 move downward synchronously. When moving to the mine entrance, the operator can turn off the servo motor 12, so that the device can be moved and the height of use can be adjusted.

[0027] Reference Figures 1-4 In a preferred embodiment, a vehicle body 21 is provided at the bottom of the mounting frame 11, a fixing frame 24 is provided on one side of the mounting plate 15, and a limiting frame is provided on the top of the fixing frame 24. By providing the limiting frame, the stability of the reduction motor 16 can be improved. The reduction motor 16 is provided inside the limiting frame, and a fixed shaft is provided at the output end of the reduction motor 16. The winding roller 17 is provided at one end of the fixed shaft. Through the mutual cooperation of the emergency stop button 25, the electric telescopic rod 19, the limiting rod 18, the limiting hole 23 and the winding roller 17, the emergency stop button 25, the electric telescopic rod 19, the limiting rod 18, the limiting hole 23 and the winding roller 17 can be stopped when a temporary power outage or device failure occurs. In the event of a failure, the operator can press the emergency stop button 25, and the electric telescopic rod 19 can be extended. When it moves to the limit rod 18, it can be inserted into the limit hole 23 in the limit rod 18. At this time, the limit rod 18 can be limited, and the limit rod 18 can stop the hopper and the like hanging on the winding roller 17 from falling. By setting the electric telescopic rod 19, the mine hopper and the like can be prevented from falling quickly in the event of a temporary power outage or device failure, and the device will not be damaged, thereby avoiding injuries to mine workers and making it convenient for operators to use.

[0028] Reference Figures 1-4In a preferred embodiment, a slide rail 2 is provided at the front of the mounting frame 11, a slide groove is provided at the rear of the mounting plate 15, the slide rail 2 is arranged inside the slide groove, a fixed block 26 is fixed inside the mounting frame 14, and the electric telescopic rod 19 is arranged below the fixed block 26, and an emergency stop button 25 is provided at the front of the fixed block 26. By setting the emergency stop button 25, the electric telescopic rod 27 can be controlled, and a backup power supply 27 is provided on the top of the fixed block 26. By setting the backup power supply 19, when there is a temporary power outage or device failure, the electric telescopic rod 19 can also be controlled to limit the winding roller 17. The size of the electric telescopic rod 19 is adapted to the size of the limiting hole 23. A universal wheel is provided at the bottom of the car body 21, a groove is provided at the top of the car body 21, and the screw rod 13 is provided inside the groove. A push handle 22 is provided on one side of the mounting frame 11. By setting the push handle 22, it is convenient for the operator to push the car body 21.

[0029] Specifically, the working process or working principle of the anti-fall mining hoist is as follows: in the specific mine hoist, special situations may occasionally occur in the mine operation, such as temporary power outages or device failures. At this time, the hopper of the mine will fall. If it is not handled quickly, it may not only cause damage to the device, but also cause injuries to workers in the mine in severe cases. The safety hazard is large and it is inconvenient for the operator to use. Therefore, the technical solution can solve the above problems. When the operator needs to use the hoist in the mine, the operator can first move the device to the mine by pushing the handle 22, and then the operator can use the universal wheel to fix the vehicle body 21. After completion, the operator can start the servo motor 12 to drive the screw rod 13 to rotate, and the screw rod 13 drives the mounting frame 14 to move downward. When the installation When the frame 14 moves, the fixed frame 24 and the winding roller 17 move downward synchronously. When it moves to the mine entrance, the operator can turn off the servo motor 12, so that the device can be moved and the height of use can be adjusted. When there is a temporary power outage or device failure, the operator can press the emergency stop button 25. At this time, the electric telescopic rod 19 can be extended. When it moves to the limit rod 18, it can be inserted into the limit hole 23 in the limit rod 18. At this time, the limit rod 18 can be limited. The limit rod 18 can stop the hopper and the like hanging on the winding roller 17 from falling. By setting the electric telescopic rod 19, when there is a temporary power outage or device failure, the mine hopper and the like can be prevented from falling quickly, without causing damage to the device, avoiding injury to mine workers, and making it convenient for operators to use.

[0030] It should be noted that the servo motor 12, the reduction motor 16, the electric telescopic rod 19 are all electrically connected to the external power supply and are devices or equipment existing in the prior art, or are devices or equipment that can be realized in the prior art. Their power supply, specific composition and principles are clear to those skilled in the art, so they will not be described in detail.

Claims

1. A fall-proof mining hoist, characterized by: including a mounting bracket (11), A servo motor (12) is provided on the top of the mounting frame (11), a screw rod (13) is provided at the output end of the servo motor (12), a mounting frame (14) is threadedly connected to the surface of the screw rod (13), and an electric telescopic rod (19) is provided inside the mounting frame (14); A mounting plate (15) is provided at the front of the mounting frame (14), a limiting rod (18) is provided inside the mounting plate (15), a surface of the limiting rod (18) is provided with a plurality of limiting holes (23), and a winding roller (17) is provided at one end of the limiting rod (18).

2. The anti-fall mining hoist according to claim 1, characterized in that: A vehicle body (21) is provided at the bottom of the mounting frame (11), and a fixing frame (24) is provided on one side of the mounting plate (15).

3. The anti-fall mining hoist according to claim 2, characterized in that: A limiting frame is provided on the top of the fixing frame (24), and a reduction motor (16) is provided inside the limiting frame.

4. The anti-fall mining hoist according to claim 3, characterized in that: The output end of the reduction motor (16) is provided with a fixed shaft, and the winding roller (17) is provided at one end of the fixed shaft.

5. The anti-fall mining hoist according to claim 4, characterized in that: A slide rail (2) is provided at the front of the mounting frame (11), a slide groove is provided at the rear of the mounting plate (15), and the slide rail (2) is arranged inside the slide groove.

6. The anti-fall mining hoist according to claim 5, characterized in that: A fixing block (26) is fixed inside the installation frame (14), and the electric telescopic rod (19) is arranged below the fixing block (26).

7. The anti-fall mining hoist according to claim 6, characterized in that: An emergency stop button (25) is provided on the front of the fixed block (26), and a backup power supply (27) is provided on the top of the fixed block (26).

8. The anti-fall mining hoist according to claim 7, characterized in that: The size of the electric telescopic rod (19) is adapted to the size of the limiting hole (23), a universal wheel is provided at the bottom of the vehicle body (21), a groove is provided at the top of the vehicle body (21), the screw rod (13) is provided inside the groove, and a push handle (22) is provided on one side of the mounting frame (11).

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