Pneumatic conveying device for mining crawler-type conveyor

Abstract

The utility model belongs to the field of mining mechanical devices, and particularly relates to a pneumatic conveying device for a mining crawler-type conveyor, which comprises a rack, a pneumatic conveying pump is fixedly connected above the rack, the pneumatic conveying pump comprises a storage bin, a feed port is welded at the top end of the storage bin, a discharge port is welded at the bottom end of the storage bin, and the pneumatic conveying pump is connected with the discharge port. The storage bin body is provided with a control box, the rack is further provided with a pneumatic motor, the pneumatic motor is connected with a high-pressure air source pipeline through a flange, the output end of the pneumatic motor is connected with a hydraulic pump, the hydraulic pump is connected with an oil tank, and the oil tank is connected with the hydraulic motor below the rack. The output end of the hydraulic motor is connected with the caterpillar band chassis, the caterpillar band chassis is arranged on the two sides of the lower portion of the bottom of the machine frame, and an operation table is further arranged on the machine frame. The pneumatic conveying device for the mining crawler-type conveyor is convenient to operate, reduces dust pollution, saves cost and improves working efficiency.

Description

Technical Field

[0001] The utility model belongs to the field of mining machinery devices, and particularly relates to a pneumatic conveying device for a mining crawler conveyor. Background Art

[0002] During the production operation of various mines, a large amount of waste such as slag will be generated. The existing method for transporting slag is to use a vehicle or a conveyor belt to send the slag to the slag stacking place. This method will cause relatively large dust, resulting in relatively large dust pollution in the operation area. And manual shoveling is required to move the slag from the ground to the vehicle or the conveyor belt, with high labor costs. In addition, the conveyor belt is relatively large in size, inconvenient to install and arrange, and has limited use places. Content of the Utility Model

[0003] In view of the above problems, the utility model provides a pneumatic conveying device for a mining crawler conveyor, which is not only convenient to operate, reduces dust pollution, but also saves costs and improves work efficiency.

[0004] To achieve the above object, the technical solution of the utility model is: a pneumatic conveying device for a mining crawler conveyor, including a frame, a pneumatic conveying pump is fixedly connected above the frame. The pneumatic conveying pump includes a storage bin. The top end of the storage bin is welded with a feed inlet, and the bottom end of the storage bin is welded with a discharge outlet. A control box is arranged on the body of the storage bin. An air motor is also arranged on the frame. The air motor is connected to a high-pressure gas source pipeline through a flange. The output end of the air motor is connected to a hydraulic pump. The hydraulic pump is connected to an oil tank. The oil tank is connected to a hydraulic motor below the frame. The output end of the hydraulic motor is connected to a crawler chassis. The crawler chassis is arranged on both sides below the bottom of the frame. An operation platform is also arranged on the frame.

[0005] As a further solution of the utility model, a maintenance opening is welded in the middle of the body of the storage bin. The lower end of the storage bin passes through the frame and extends below the frame. The feed inlet is connected to a hose, and the discharge outlet is connected to a low-pressure suction pipeline.

[0006] As a further solution of the utility model, the middle of the storage bin is a cylinder, and the upper and lower ends are cones.

[0007] As a further solution of the utility model, the crawler chassis includes a chassis frame. The chassis frame is connected to the crawler through a bearing. The driving wheel of the crawler is connected to the output shaft of the hydraulic motor. The hydraulic motor is fixedly installed on the chassis frame.

[0008] As a further solution of the utility model, a control valve block and a pressure gauge are installed on the operation platform, which control the walking of the entire conveying device and the conveying of slag.

[0009] As a further solution of the utility model, the oil inlet of the hydraulic motor is connected to the control valve block through a hose, and the oil outlet of the hydraulic motor is connected to the oil tank through a hose.

[0010] As a further solution of the utility model, the oil inlet of the hydraulic pump is connected to the oil tank through a hose, and the oil outlet of the hydraulic pump is connected to the control valve block through a hose.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. The pneumatic conveying device of the utility model has a compact structure, a small size, a built-in walking mechanism, and is easy to move. It can automatically and quickly convey the slag to the designated stacking place through the pipeline without causing dust, and is suitable for use in narrow special places such as underground coal mines.

[0013] 2. The pneumatic conveying device of the utility model absorbs slag by suction, which is easy to operate and reduces labor.

[0014] 3. The pneumatic conveying device of the utility model drives the hydraulic pump to drive the crawler belt for transmission through the pneumatic motor, thus avoiding the harm caused by the use of electricity; the slag is sucked by pneumatic suction without using power supply, thus reducing the risk of gas explosion caused by arc generated by power supply discharge and increasing the safety factor during operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the pneumatic delivery pump of the utility model;

[0017] Figure 3 This is a schematic diagram of the structure of the utility model when viewed from an oblique angle;

[0018] In the figure: 1. Frame; 2. Pneumatic conveying pump; 3. Storage bin; 4. Feed inlet; 5. Discharge outlet; 6. Control box; 7. Pneumatic motor; 8. Flange; 9. High-pressure air source pipeline; 10. Hydraulic pump; 11. Oil tank; 12. Hydraulic motor; 13. Crawler chassis; 14. Operating table; 15. Inspection port; 16. Chassis frame; 17. Crawler tracks; 18. Control valve block; 19. Pressure gauge. DETAILED DESCRIPTION

[0019] 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.

[0020] Reference Figures 1 to 3 , a pneumatic conveying device for a mining crawler conveyor, comprising a frame 1, a pneumatic conveying pump 2 is fixedly connected above the frame 1. The pneumatic conveying pump 2 includes a storage bin 3. The top end of the storage bin 3 is welded with a feed inlet 4, and the bottom end of the storage bin 3 is welded with a discharge outlet 5. A control box 6 is arranged on the body of the storage bin 3. A pneumatic motor 7 is also arranged on the frame 1. The pneumatic motor 7 is connected to a high-pressure gas source pipeline 9 through a flange 8. The output end of the pneumatic motor 7 is connected to a hydraulic pump 10. The hydraulic pump 10 is connected to an oil tank 11. The oil tank 10 is connected to a hydraulic motor 11 below the frame 1. The output end of the hydraulic motor 11 is connected to a crawler chassis 13. The crawler chassis 13 is arranged on both sides below the bottom of the frame 1. An operation console 14 is also arranged on the frame 1.

[0021] An inspection opening 15 is welded in the middle of the body of the storage bin 3. The lower end of the storage bin 4 passes through the frame 1 and extends below the frame 1. The feed inlet 4 is connected to a hose, and the discharge outlet 5 is connected to a low-pressure suction pipeline.

[0022] The middle of the storage bin 3 is a cylinder, and the upper and lower ends are cones.

[0023] The crawler chassis 13 includes a chassis frame 16. The chassis frame 16 is connected to the crawler 17 through a bearing. The driving wheel of the crawler 17 is connected to the output shaft of the hydraulic motor 12. The hydraulic motor 12 is fixedly installed on the chassis frame 16.

[0024] A control valve block 18 and a pressure gauge 19 are installed on the operation console 14, controlling the movement of the entire conveying device and the conveying of slag.

[0025] The oil inlet of the hydraulic motor 12 is connected to the control valve block 18 through a rubber hose, and the oil outlet of the hydraulic motor 12 is connected to the oil tank 11 through a rubber hose.

[0026] The oil inlet of the hydraulic pump 10 is connected to the oil tank 11 through a rubber hose, and the oil outlet of the hydraulic pump 10 is connected to the control valve block 18 through a rubber hose.

[0027] Working principle: The pneumatic motor 7 is connected to the high-pressure gas source pipeline 9. The high-pressure gas source pipeline 9 drives the pneumatic motor 7 to rotate, thereby driving the hydraulic pump 10 to rotate to increase the oil pressure. The rotation of the hydraulic motor 12 is controlled through the operation console 14, thereby driving the crawler chassis 13 to move, so that the entire conveying device moves to the working area. The feed inlet 4 of the pneumatic conveying pump 2 is connected to a hose. The worker aligns the hose port with the slag to be processed and controls the pneumatic conveying pump 2 to suck the slag through the operation console 14. When the storage bin 3 is full, the high-pressure gas source is controlled through the operation console 14 to discharge the slag in the storage bin 3.

[0028] The above are only the preferred specific embodiments of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model, according to the technical solution of the present utility model and its inventive concept, makes equivalent substitutions or changes, and should be covered within the protection scope of the present utility model.

Claims

1. A pneumatic conveying device for a mining crawler conveyor, comprising a frame (1), characterized in that: A pneumatic conveying pump (2) is fixedly connected to the top of the frame (1), and the pneumatic conveying pump (2) comprises a storage bin (3). A feed port (4) is welded to the top of the storage bin (3), and a discharge port (5) is welded to the bottom of the storage bin (3). A control box (6) is provided on the storage bin (3). A pneumatic motor (7) is also provided on the frame (1). The pneumatic motor (7) is connected to a high-pressure air source pipeline (9) via a flange (8). The output end of the pneumatic motor (7) is connected to a hydraulic pump (10). The hydraulic pump (10) is connected to an oil tank (11). The oil tank (11) is connected to a hydraulic motor (12) below the frame (1). The output end of the hydraulic motor (12) is connected to a crawler chassis (13). The crawler chassis (13) is arranged on both sides below the bottom of the frame (1). An operating table (14) is also provided on the frame (1).

2. The pneumatic conveying device for a mining crawler conveyor according to claim 1, characterized in that: The storage bin (3) has an inspection port (15) welded in the middle of the bin body, the lower end of the storage bin passes through the frame (1) and extends below the frame (1), the feed port (4) is connected to a hose, and the discharge port (5) is connected to a low-pressure suction pipe.

3. The pneumatic conveying device for a mining crawler conveyor according to claim 2, characterized in that: The storage bin (3) is cylindrical in the middle and cone-shaped at the upper and lower ends.

4. The pneumatic conveying device for a mining crawler conveyor according to claim 3, characterized in that: The crawler chassis (13) comprises a chassis frame (16), the chassis frame (16) is connected to a crawler (17) via a bearing, a driving wheel of the crawler (17) is connected to an output shaft of a hydraulic motor (12), and the hydraulic motor (12) is fixedly mounted on the chassis frame (16).

5. The pneumatic conveying device for a mining crawler conveyor according to claim 4, characterized in that: The operating table (14) is equipped with a control valve block (18) and a pressure gauge (19) to control the movement of the entire conveying device and the conveying of slag.

6. The pneumatic conveying device for a mining crawler conveyor according to claim 5, characterized in that: The oil inlet of the hydraulic motor (12) is connected to the control valve block (18) via a rubber hose, and the oil outlet of the hydraulic motor (12) is connected to the oil tank (11) via a rubber hose.

7. The pneumatic conveying device for a mining crawler conveyor according to claim 6, characterized in that: The oil inlet of the hydraulic pump (10) is connected to the oil tank (11) via a rubber hose, and the oil outlet of the hydraulic pump (10) is connected to the control valve block (18) via a rubber hose.

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