Pneumatic monorail hoist for coal mine tunnel

Abstract

The utility model discloses a pneumatic monorail hoist for a coal mine tunnel, and belongs to the technical field of underground coal mine mechanical equipment. The pneumatic monorail hoist for the coal mine tunnel comprises a rail, and a driving hoisting device is assembled on the outer wall of the rail; the driving lifting device comprises a front driving device, a rear driving device is installed on the surface of the rail, a driving wheel is fixedly connected to the outer wall of the front driving device, a first bearing trolley is installed on the outer wall of one end of the traction connecting rod, and a second bearing trolley is installed on the outer wall of one end of the long traction connecting rod. And the outer wall of the front driving device is connected with a hose. According to the pneumatic monorail hoist for the coal mine tunnel, by installing the two driving devices, the maneuvering property of forward pulling and backward moving is achieved, the moving speed is increased, if one device breaks down, the other device can be used for going to a maintenance place for maintenance as soon as possible, manual approaching is not needed, and the problems of long operation time and high maintenance cost are solved; and the usability of the whole device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field related to underground mechanical equipment in coal mines, in particular to a pneumatic monorail crane in a coal mine tunnel. Background Art

[0002] With the continuous development of science and technology, underground hoisting mobile devices are used more and more widely in the coal mining industry. However, the existing pneumatic monorail crane is only equipped with one drive device for forward and backward operation. The operation time is long and the operation is simple and complicated. Once a fault occurs, it cannot be repaired as soon as possible, which affects the service life of the equipment in the long run. Utility Model Content

[0003] The purpose of the utility model is to provide a pneumatic monorail crane for coal mine tunnels, so as to solve the problem that the existing pneumatic monorail crane proposed in the above background technology is only provided with one driving device for forward and backward operation, the operation time is long and simple and complicated, and once a fault occurs, it cannot be repaired as soon as possible, which affects the service life of the equipment in the long run.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a coal mine tunnel pneumatic monorail crane, comprising a track, the outer wall of which is equipped with a driving hoisting device;

[0005] The driving lifting device includes a front driving device, which is installed on the surface of the track, and a rear driving device is installed on the surface of the track. A driving wheel is fixedly connected to the outer wall of the front driving device, and the surface of the driving wheel is connected to the surface of the track. A connecting pin is fixedly connected to the outer wall of the front driving device, a connecting rod pin is installed on the outer wall of one end of the connecting pin, and a traction link passes through the inner wall of the connecting rod pin, a carrying trolley 1 is installed on the outer wall of one end of the traction link, and the carrying trolley 1 is installed on the surface of the track, a pneumatic hoist is installed on the outer wall of the carrying trolley 1, a hook is installed on the outer wall of the pneumatic hoist, a long traction link is installed on the outer wall of one end of the carrying trolley 1, and a carrying trolley 2 is installed on the outer wall of one end of the long traction link, a hose is connected to the outer wall of the front driving device, and one end of the hose is connected to the rear driving device.

[0006] Preferably, the surfaces of the front drive device and the rear drive device are provided with multiple sets of running wheels, and are symmetrically arranged about the central axis. The running wheels play an auxiliary role during the movement of the front drive device and the rear drive device, ensuring the stability of the front drive device and the rear drive device during movement.

[0007] Preferably, a positioning block is fixedly connected to the outer wall of one end of the track, and the positioning block limits the front drive device and the rear drive device to prevent the front drive device and the rear drive device from sliding off the surface of the track.

[0008] Preferably, a filter and an oil-water separator are provided on the surface of the front drive device and the rear drive device, and the filter and the oil-water separator are connected by a hose. The filter can filter out impurities in the air, and the oil-water separator is used to separate impurities such as condensed moisture and oil in the compressed air to purify the compressed air.

[0009] Preferably, a plurality of groups of lifting noses are fixedly connected to the surface of the track, and iron chains penetrate the surface of the lifting noses. The iron chains can lift the track through the lifting noses and install it to a designated position.

[0010] Preferably, a brake device is installed on the outer wall of the track, and the brake device includes a brake support frame, which is installed on the surface of the track, and a brake roller is installed on the surface of the brake support frame. Brake arms are rotatably connected to the outer walls at both ends of the brake support frame, and a cylinder is rotatably connected to the surface of the brake arm, and both ends of the cylinder are rotatably connected to the brake arm.

[0011] Preferably, a spring is fixedly connected to the surface of the brake arm, and both ends of the spring are fixedly connected to the brake arm, so that when the brake arm is not subjected to external force, the spring can push the brake arm to reset.

[0012] Preferably, a rubber pad is bonded to the outer wall of one end of the brake arm, and the rubber pad can increase the friction between the brake arm and the track, thereby improving the braking effect.

[0013] The difference from the prior art is that the beneficial effects of this application are:

[0014] (1) The coal mine tunnel pneumatic monorail crane is equipped with two drive devices to achieve the maneuverability of pulling forward and retreating, thereby speeding up the moving speed. If one of the devices fails, the other device can be used to go to the maintenance site for repair as soon as possible without waiting for manual access. This solves the problems of long operating time and high maintenance costs and improves the overall usability of the device.

[0015] (2) The pneumatic monorail crane in the coal mine tunnel, through the setting of the brake device, the front drive device or the rear drive device injects compressed air into the cylinder through the hose, so that the cylinder extends outward and pushes the brake arm to rotate on the surface of the brake support frame, so that the rubber pad at the top of the brake arm squeezes the surface of the track, and the friction between the brake arm and the track brakes the brake roller, thereby limiting the position of the load-bearing trolley one and the load-bearing trolley two, fixing the load-bearing trolley one and the load-bearing trolley two to the specified position, thereby improving the overall usability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the appearance structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the top view structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the traction connecting rod and the connecting rod pin shaft cooperating with each other in the utility model;

[0019] Figure 4 This is a schematic diagram of the structure in which the cylinder and the spring cooperate with each other in the utility model.

[0020] In the figure:

[0021] 1. Track; 2. Positioning block; 3. Lifting nose; 4. Iron chain; 5. Front drive device; 6. Rear drive device; 7. Driving wheel; 8. Traveling wheel; 9. Filter; 10. Oil-water separator; 11. Connecting pin; 12. Connecting rod pin; 13. Traction connecting rod; 14. Carrying trolley one; 15. Pneumatic hoist; 16. Hook; 17. Long traction connecting rod; 18. Carrying trolley two; 19. Brake support frame; 20. Brake roller; 21. Brake arm; 22. Cylinder; 23. Spring; 24. Hose. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] It should be noted that the terms "first", "second", etc. in the specification and claims of the utility model and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the data used in this way can be interchanged where appropriate, so as to describe the embodiments of the utility model here. In addition, the terms "including" and "having" and any of their variations are intended to cover non-exclusive inclusions, for example, a process, method, system, product or device that includes a series of steps or units is not necessarily limited to those steps or units clearly listed, but may include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.

[0024] In the present invention, the terms "upper", "lower", "left", "right", "front", "back", "top", "bottom", "inside", "outside", "middle", "vertical", "horizontal", "transverse", "longitudinal" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings. These terms are mainly used to better describe the present invention and its embodiments, and are not used to limit the indicated devices, elements or components to have a specific orientation, or to be constructed and operated in a specific orientation.

[0025] In addition, some of the above terms may be used to express other meanings in addition to indicating orientation or positional relationship. For example, the term "on" may also be used to express a certain dependency or connection relationship in some cases. For those skilled in the art, the specific meanings of these terms in this utility model can be understood according to specific circumstances.

[0026] In addition, the terms "installed", "set", "provided with", "connected", "connected", and "socketed" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection, or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be an internal connection between two devices, elements, or components. For those of ordinary skill in the art, the specific meanings of the above terms in this utility model can be understood according to specific circumstances.

[0027] It should be noted that, in the absence of conflict, the embodiments and features of the embodiments of the present invention can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0028] Embodiment 1

[0029] See also Figure 1 - Figure 3As shown in the figure, a coal mine tunnel pneumatic monorail crane includes a track 1, and a driving hoisting device is installed on the outer wall of the track 1; the driving hoisting device includes a front driving device 5, the front driving device 5 is installed on the surface of the track 1, and a rear driving device 6 is installed on the surface of the track 1. A positioning block 2 is fixedly connected to the outer wall of the track 1, and the positioning block 2 has a limiting effect on the front driving device 5 and the rear driving device 6 to prevent the front driving device 5 and the rear driving device 6 from sliding off the surface of the track. A filter 9 and an oil-water separator 10 are installed on the surface of the front driving device 5 and the rear driving device 6, and the filter 9 and the oil-water separator 10 are connected through a hose 24. The filter 9 can filter out impurities in the air, and the oil-water separator 10 is used to separate impurities such as condensed moisture and oil in the compressed air, so that the compressed air is purified. A driving wheel 7 is fixedly connected to the outer wall of the front driving device 5, and the surface of the driving wheel 7 is connected to the surface of the track 1. The walking wheel 8 plays an auxiliary role in the process of the front driving device 5 and the rear driving device 6 moving, ensuring the stability of the front driving device 5 and the rear driving device 6 when moving. A connecting pin 11 is fixedly connected to the outer wall of the front drive device 5, a connecting rod pin 12 is installed on the outer wall of one end of the connecting pin 11, a traction link 13 passes through the inner wall of the connecting rod pin 12, a load-bearing trolley 14 is installed on the outer wall of one end of the traction link 13, and the load-bearing trolley 14 is installed on the surface of the track 1, a pneumatic hoist 15 is installed on the outer wall of the load-bearing trolley 14, a hook 16 is installed on the outer wall of the pneumatic hoist 15, a long traction link 17 is installed on the outer wall of one end of the load-bearing trolley 14, a load-bearing trolley 2 18 is installed on the outer wall of one end of the long traction link 17, a hose 24 is connected to the outer wall of the front drive device 5, and one end of the hose 24 is connected to the rear drive device 6.

[0030] When in use, firstly, the track 1 is installed to the designated position by connecting the iron chain 4 with the nose 3, and then the front drive device 5, the rear drive device 6, the load-bearing trolley 14, the load-bearing trolley 2 18 and the brake support frame 19 are installed to the surface of the track 1 in sequence, and then the connecting pin 11 is installed to the surface of the front drive device 5, and then the connecting rod pin 12 is installed to the surface of the connecting pin 11, and the two ends of the traction link 13 are respectively connected to the connecting rod pin 12 and the load-bearing trolley 14, and the two ends of the long traction link 17 are respectively connected to the load-bearing trolley 14. Carriage 1 14 is connected to load-bearing trolley 2 18. If the front drive device 5 fails during operation, the rear drive device 6 can also work alone, and push the load-bearing trolley 14 and the load-bearing trolley 2 18 to the specified position through various components. Then the rear drive device 6 injects compressed air into the pneumatic hoist 15 through the hose 24, so that the hook 16 on the surface of the load-bearing trolley 14 and the load-bearing trolley 2 18 descends, and the goods are lifted. Similarly, when the rear drive device 6 fails, the front drive device 5 can also work alone, which improves the overall usability of the device.

[0031] See also Figure 1- Figure 4 As shown in the figure, a brake device is installed on the outer wall of the track 1. The brake device includes a brake support frame 19. The brake support frame 19 is installed on the surface of the track 1. A brake roller 20 is installed on the surface of the brake support frame 19. Brake arms 21 are rotatably connected to the outer walls of both ends of the brake support frame 19. A spring 23 is fixedly connected to the surface of the brake arm 21, and both ends of the spring 23 are fixedly connected to the brake arm 21, so that the spring 23 can push the brake arm 21 to reset when the brake arm 21 is not subjected to external force. A cylinder 22 is rotatably connected to the surface of the brake arm 21, and both ends of the cylinder 22 are rotatably connected to the brake arm 21.

[0032] During use, when the carrying trolley 14 and the carrying trolley 2 are moved to the specified position, the front drive device 5 or the rear drive device 6 injects compressed air into the cylinder 22 through the hose 24, so that the cylinder 22 extends outward and pushes the brake arm 21 to rotate on the surface of the brake support frame 19, so that the top rubber pad of the brake arm 21 squeezes the surface of the track 1, and the brake roller 20 is braked by the friction force between the brake arm 21 and the track 1, thereby limiting the carrying trolley 14 and the carrying trolley 2 18, fixing the carrying trolley 14 and the carrying trolley 2 18 to the specified position, thereby improving the overall usability of the device.

[0033] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A pneumatic monorail crane for a coal mine tunnel, comprising a track (1), wherein a driving hoisting device is mounted on the outer wall of the track (1); Features: The driving hoisting device comprises a front driving device (5), wherein the front driving device (5) is mounted on the surface of the track (1), the surface of the track (1) is mounted with a rear driving device (6), a driving wheel (7) is fixedly connected to the outer wall of the front driving device (5), and the surface of the driving wheel (7) is connected to the surface of the track (1), a connecting pin (11) is fixedly connected to the outer wall of the front driving device (5), a connecting rod pin (12) is mounted on the outer wall of one end of the connecting rod pin (11), a traction connecting rod (13) passes through the inner wall of the connecting rod pin (12), and the traction connecting rod (13) A load-bearing trolley (14) is installed on the outer wall of one end of the track (13), and the load-bearing trolley (14) is installed on the surface of the track (1), a pneumatic hoist (15) is installed on the outer wall of the load-bearing trolley (14), a hook (16) is installed on the outer wall of the pneumatic hoist (15), a long traction connecting rod (17) is installed on the outer wall of one end of the load-bearing trolley (14), and a load-bearing trolley (18) is installed on the outer wall of one end of the long traction connecting rod (17), and a hose (24) is connected to the outer wall of the front drive device (5), and one end of the hose (24) is connected to the rear drive device (6).

2. A coal mine tunnel pneumatic monorail crane according to claim 1, characterized in that: A plurality of groups of running wheels (8) are arranged on the surfaces of the front driving device (5) and the rear driving device (6), and are arranged symmetrically about the central axis.

3. A coal mine tunnel pneumatic monorail crane according to claim 2, characterized in that: A positioning block (2) is fixedly connected to the outer wall of one end of the track (1).

4. A coal mine tunnel pneumatic monorail crane according to claim 1, characterized in that: The surfaces of the front drive device (5) and the rear drive device (6) are both provided with a filter (9) and an oil-water separator (10), and the filter (9) and the oil-water separator (10) are connected via a hose (24).

5. A coal mine tunnel pneumatic monorail crane according to claim 1, characterized in that: A plurality of groups of hanging noses (3) are fixedly connected to the surface of the track (1), and an iron chain (4) passes through the surface of the hanging nose (3).

6. A coal mine tunnel pneumatic monorail crane according to claim 1, characterized in that: A brake device is mounted on the outer wall of the track (1), and the brake device comprises a brake support frame (19), the brake support frame (19) is mounted on the surface of the track (1), a brake roller (20) is mounted on the surface of the brake support frame (19), brake arms (21) are rotatably connected to the outer walls at both ends of the brake support frame (19), a cylinder (22) is rotatably connected to the surface of the brake arm (21), and both ends of the cylinder (22) are rotatably connected to the brake arm (21).

7. A coal mine tunnel pneumatic monorail crane according to claim 6, characterized in that: A spring (23) is fixedly connected to the surface of the brake arm (21), and both ends of the spring (23) are fixedly connected to the brake arm (21).

8. A coal mine tunnel pneumatic monorail crane according to claim 6, characterized in that: A rubber pad is bonded to the outer wall of one end of the brake arm (21).

Images