Automatic drainage device of air pump for coal mine

Abstract

The utility model relates to the technical field of drainage equipment, in particular to an automatic drainage device of an air pump for a coal mine, which comprises an air pump main body, and further comprises a water collecting tank arranged on one side of the air pump main body, communicated with a water pumping pipe of the air pump main body and used for collecting accumulated water in the coal mine; the electromagnetic valve is arranged on an air inlet pipe of the air pump main body and used for opening and closing an air inlet pipeline of the air pump main body, a pressing switch is arranged on the water collecting tank, and the pressing switch is electrically connected with the electromagnetic valve and used for controlling the electromagnetic valve; the water level in the water collecting tank rises, the floating ball is supported, and then the swing rod is driven to deflect, so that when the water level reaches a specific height, the push switch is started through the trigger assembly, then the air pump body conducts air inlet work and drains water till accumulated water in the water collecting tank is completely drained, the air pump is automatically closed, and therefore the operation of automatically opening or closing the air pump body is achieved. Workers do not need to check, and convenience and safety are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of drainage equipment, in particular to an automatic drainage device with an air pump for a coal mine. Background Art

[0002] Water will accumulate in coal mines due to various reasons, so a drainage device is needed to drain the accumulated water, and using an air pump is one of the drainage methods. However, there are many existing air pump drainage devices that are installed, so a large number of people need to be arranged to manually start and stop the air pumps and inspect each drainage point, which not only wastes manpower, but also causes the water in the tunnel to fail to be discharged in time if there is an error in the manual operation of the air pump, resulting in a water disaster. For this reason, we propose an automatic drainage device for air pumps in coal mines. Utility Model Content

[0003] A technical problem to be solved by this application is: how to design an air pump that can automatically drain water.

[0004] In order to solve the above technical problems, the embodiment of the present application provides an automatic drainage device of a wind pump for a coal mine, including a wind pump main body, and also including:

[0005] A water collecting box is arranged on one side of the air pump body and is connected to the water pump pipe of the air pump body. The water collecting box is used to collect water accumulated in the coal mine;

[0006] The solenoid valve is arranged on the air inlet pipe of the air pump body, and is used to open and close the air inlet pipe of the air pump body. The water collecting tank is provided with a push switch, and the push switch is electrically connected to the solenoid valve, and is used to control the solenoid valve;

[0007] A swing rod is arranged in the water collecting tank and is rotatably connected to the water collecting tank, and a floating ball is fixedly connected to one end of the swing rod;

[0008] The trigger component is arranged on the water collecting tank and is connected with the rocker arm and the push switch. The rising water level in the water collecting tank drives the float ball to float to a specific height. The rocker arm deflects to drive the trigger component to work and turn on the push switch. When the water level drops to the bottom, the push switch is turned off.

[0009] In some embodiments, the trigger assembly includes a shaft 1 rotatably connected to the water collecting tank via a bearing, one end of the shaft 1 passes through the water collecting tank and is fixed to a swing arm, and a guide rod is provided on the water collecting tank, a triangular top block 1 is slidably connected to the guide rod, a triangular top block 2 is provided on one side of the push switch, a linkage assembly is provided between the triangular top block 1 and the shaft 1, the swing arm is deflected, and the linkage assembly is used to drive the triangular top block 1 to move upward to contact and push the triangular top block 2 to move, so as to press the push switch;

[0010] A locking piece is provided between the triangular top block 2 and the water collecting tank, and the triangular top block 2 is moved, and then the locking piece is used to lock the triangular top block 2.

[0011] In some embodiments, the locking member comprises a rectangular iron plate fixedly connected to the water collecting tank, a magnet is fixedly connected to the second triangular top block, and the second triangular top block is moved to absorb the rectangular iron plate using the magnet.

[0012] In some embodiments, the linkage assembly includes a U-shaped plate arranged on the water collecting tank, the guide rod slides through the U-shaped plate, and the triangular top block 1 is connected to the U-shaped plate, one end of the shaft 1 is fixedly connected to a toothed disc, and one side of the U-shaped plate is evenly and equidistantly fixedly connected to a plurality of tooth protrusions meshing with the toothed disc, and the deflection of the swing rod drives the triangular top block 1 to move;

[0013] A hollow rectangular frame is fixedly connected to one side of the second triangular top block, and a slide plate is fixedly connected to the water collecting tank, and one end of the slide plate slides through the hollow rectangular frame to guide the sliding of the second limiting triangular top block;

[0014] One end of the U-shaped plate is fixedly connected to a triangular top block three, and a triangular top block four is slidably connected to the water collecting tank, one end of the triangular top block four is also fixedly connected to a hollow rectangular frame, and a synchronization piece is provided between the triangular top block two and the triangular top block four, the triangular top block one moves to separate from the triangular top block two, and then the triangular top block three moves to contact the triangular top block four and push it to move, and at the same time the synchronization piece is used to drive the triangular top block two to release the push switch.

[0015] In some embodiments, the synchronizing member includes shaft 2 fixedly connected to triangular top block 2, shaft 2 is also fixedly connected to triangular top block 4, a lever is rotatably connected to the water collecting tank via a rotating shaft, sliding grooves are provided at both ends of the lever, and the two shafts 2 are respectively located in the two sliding grooves.

[0016] In some embodiments, the U-shaped plate is rotatably connected to shaft three via a bearing, shaft three is fixedly connected to a screw rod, and the guide rod slides through the triangular top block one, the screw rod passes through the triangular top block one, rotates shaft three, and drives the triangular top block one to move relative to the U-shaped plate.

[0017] The utility model has at least the following beneficial effects:

[0018] The water level in the water collecting tank rises, lifting the float, which in turn drives the pendulum arm to deflect. When the water level reaches a certain height, the trigger component is used to open the press switch, so that the air pump body can be operated to intake air to drain water until the accumulated water in the water collecting tank is drained, and the air pump is automatically shut down, thereby achieving the operation of automatically opening or closing the air pump body, without the need for staff to check, which is more convenient and safe. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the overall structure of Embodiment 1 of the present utility model;

[0020] Figure 2 For this utility model Figure 1 Schematic diagram of the local cross-section structure;

[0021] Figure 3 For this utility model Figure 2 Another structural diagram;

[0022] Figure 4 For this utility model Figure 3 Schematic diagram of the local cross-section structure;

[0023] Figure 5 This is a schematic structural diagram of Example 2 of the utility model.

[0024] In the figure: 1-air pump body; 2-water collecting tank; 3-solenoid valve; 4-rocker; 5-trigger assembly; 6-press switch; 7-float; 51-axis one; 52-guide rod; 53-triangular top block one; 54-triangular top block two; 55-linkage assembly; 56-locking piece; 57-rectangular iron plate; 58-magnet; 59-U-shaped plate; 61-toothed disc; 62-tooth protrusion; 63-hollow rectangular frame; 64-slide plate; 65-triangular top block three; 66-triangular top block four; 67-synchronizing piece; 68-axis two; 69-lever; 71-slide groove; 72-axis three; 73-screw. DETAILED DESCRIPTION

[0025] 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.

[0026] Example 1

[0027] See also Figure 1-Figure 4 The utility model provides a technical solution: an automatic drainage device for a coal mine wind pump, including a wind pump body 1, and also includes:

[0028] The water collecting box 2 is arranged on one side of the air pump body 1 and is fixedly connected to the air pump body 1 and is connected to the water pump pipe of the air pump body 1. The water collecting box 2 is used to collect the accumulated water in the coal mine, and the accumulated water can be introduced into the water collecting box 2 through the guide pipe;

[0029] The solenoid valve 3 is arranged on the air inlet pipe of the air pump body 1, and is used to open and close the air inlet pipe of the air pump body 1. The water collecting tank 2 is provided with a press switch 6, and the press switch 6 is electrically connected to the solenoid valve 3, and is used to control the opening or closing of the solenoid valve 3;

[0030] The swing rod 4 is arranged in the water collecting tank 2 and is rotatably connected to the water collecting tank 2, and a floating ball 7 is fixedly connected to one end of the swing rod 4;

[0031] The trigger component 5 is arranged on the water collecting tank 2 and is connected with the rocker arm 4 and the push switch 6. The rising water level in the water collecting tank 2 drives the float 7 to float to a specific height. The rocker arm 4 is deflected to drive the trigger component 5 to work to open the push switch 6. After the water level drops to the bottom, the push switch 6 is closed. During specific use, the water level in the water collecting tank 2 rises, lifting the float 7, and then driving the rocker arm 4 to deflect. When the water level reaches a specific height, the trigger component 5 is used to open the push switch 6, and then the air pump body 1 is made to work to allow air to flow in to drain water until the accumulated water in the water collecting tank 2 is drained and the air pump is automatically turned off, thereby achieving the operation of automatically opening or closing the air pump body 1 without the need for staff to check, which is more convenient and safe.

[0032] The trigger assembly 5 includes a shaft 51 rotatably connected to the water collecting box 2 through a bearing, one end of the shaft 51 passes through the water collecting box 2 and is fixedly connected to the swing rod 4, and a guide rod 52 is fixedly connected to the water collecting box 2, a triangular top block 53 is slidably connected to the guide rod 52, a triangular top block 54 is arranged on one side of the push switch 6, and a linkage assembly 55 is arranged between the triangular top block 53 and the shaft 51, the swing rod 4 is deflected, and the linkage assembly 55 is used to drive the triangular top block 53 to move upward to contact and push the triangular top block 54 to move, so as to press the push switch 6;

[0033] A locking piece 56 is provided between the triangular top block 2 54 and the water collecting box 2 . The triangular top block 2 54 is moved and then locked by the locking piece 56 .

[0034] The locking member 56 comprises a rectangular iron plate 57 fixedly connected to the water collecting tank 2 , and a magnet 58 is fixedly connected to the triangular top block 2 54 . The triangular top block 2 54 is moved to absorb the rectangular iron plate 57 using the magnet 58 .

[0035] The linkage assembly 55 includes a U-shaped plate 59 arranged on the water collecting tank 2, the guide rod 52 slides through the U-shaped plate 59, and the triangular top block 1 53 is connected to the U-shaped plate 59, one end of the shaft 1 51 is fixedly connected to a toothed disc 61, and one side of the U-shaped plate 59 is evenly and evenly fixedly connected to a plurality of tooth protrusions 62 meshing with the toothed disc 61, the deflection swing rod 4 drives the toothed disc 61 to rotate, and then drives the U-shaped plate 59 to move, thereby driving the triangular top block 1 53 to move;

[0036] A hollow rectangular frame 63 is fixedly connected to one side of the triangular top block 2 54, and a slide plate 64 is fixedly connected to the water collecting tank 2. One end of the slide plate 64 slides through the hollow rectangular frame 63 to guide the sliding of the limiting triangular top block 2 54.

[0037] A triangular top block three 65 is fixedly connected to the bottom end of the U-shaped plate 59, and a triangular top block four 66 is slidably connected to the water collecting tank 2, one end of the triangular top block four 66 is also fixedly connected to a hollow rectangular frame 63, and a synchronous member 67 is provided between the triangular top block two 54 and the triangular top block four 66, the triangular top block one 53 moves to disengage from the triangular top block two 54, and then the triangular top block three 65 moves to contact the triangular top block four 66 and push it to move, and at the same time the synchronous member 67 is used to drive the triangular top block two 54 to release the press switch 6.

[0038] The synchronous member 67 includes a shaft 68 fixedly connected to the triangular top block 54, and the triangular top block 66 is also fixedly connected to the shaft 68. The water collecting tank 2 is rotatably connected to a lever 69 through a rotating shaft. Both ends of the lever 69 are provided with a slide groove 71, and the two shafts 68 are respectively located in the two slide grooves 71;

[0039] During specific operation, the accumulated water enters the water collecting tank 2 and floats up, thereby driving the pendulum rod 4 to deflect, driving the shaft 51 to rotate, and then driving the gear plate 61 to rotate, and then driving the U-shaped plate 59 to move upward. When the water level reaches a certain height, the triangular top block 1 53 contacts and pushes the triangular top block 2 54 to move, thereby triggering the press switch 6. At the same time, the magnet 58 is used to absorb the rectangular iron plate 57 to lock the press switch 6, and then the air pump body 1 is turned on to extract the accumulated water. When the water level drops to the bottom, the triangular top block 2 54 contacts and pushes the triangular top block 4 66 to move, thereby using the lever 69 to drive the triangular top block 2 54 to move away from the press switch 6, thereby turning off the air pump and ending the drainage.

[0040] Example 2

[0041] See also Figure 1-Figure 5 , the utility model provides a technical solution: an automatic drainage device for a wind pump for a coal mine, embodiment 2 is optimized on the basis of embodiment 1;

[0042] The U-shaped plate 59 is rotatably connected to a shaft three 72 via a bearing, one end of the shaft three 72 is fixedly connected to a knob, a screw rod 73 is fixedly connected to the shaft three 72, and the guide rod 52 slides through the triangular top block 1 53, the screw rod 73 passes through the triangular top block 1 53 and is threadedly connected thereto, and the shaft three 72 is rotated to drive the triangular top block 1 53 to move relative to the U-shaped plate 59, thereby adjusting the position of the triangular top block 1 53 on the U-shaped plate 59, and then the water level height of the triggering press switch 6 can be freely adjusted, which is more flexible.

[0043] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0044] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An automatic drainage device for a coal mine using an air pump, comprising an air pump body (1), characterized in that: Also included are: A water collecting box (2) is arranged on one side of the air pump body (1) and is connected to the water pump pipe of the air pump body (1). The water collecting box (2) is used to collect water accumulated in the coal mine; The solenoid valve (3) is arranged on the air intake pipe of the air pump body (1) and is used to open and close the air intake pipe of the air pump body (1). The water collecting tank (2) is provided with a push switch (6), and the push switch (6) is electrically connected to the solenoid valve (3) and is used to control the solenoid valve (3); A swing rod (4) is arranged in the water collecting tank (2) and is rotatably connected to the water collecting tank (2), and a floating ball (7) is fixedly connected to one end of the swing rod (4); The trigger assembly (5) is arranged on the water collecting tank (2) and is connected to the swing rod (4) and the push switch (6). When the water level of the water collecting tank (2) rises, the float (7) is driven to float to a specific height. The swing rod (4) is deflected to drive the trigger assembly (5) to work and turn on the push switch (6). When the water level drops to the bottom, the push switch (6) is turned off.

2. The automatic drainage device of the coal mine air pump according to claim 1 is characterized in that: The trigger assembly (5) comprises a shaft (51) rotatably connected to the water collecting box (2) via a bearing, one end of the shaft (51) passes through the water collecting box (2) and is fixed to the swing rod (4), and a guide rod (52) is provided on the water collecting box (2), a triangular top block (53) is slidably connected to the guide rod (52), a triangular top block (54) is provided on one side of the push switch (6), and a linkage assembly (55) is provided between the triangular top block (53) and the shaft (51), the swing rod (4) is deflected, and the linkage assembly (55) is used to drive the triangular top block (53) to move upward to contact and push the triangular top block (54) to move, thereby pressing the push switch (6); A locking piece (56) is provided between the triangular top block 2 (54) and the water collecting box (2); the triangular top block 2 (54) is moved and then the locking piece (56) is used to lock the triangular top block 2 (54).

3. The automatic drainage device of the coal mine air pump according to claim 2 is characterized in that: The locking member (56) comprises a rectangular iron plate (57) fixedly connected to the water collecting tank (2), and a magnet (58) is fixedly connected to the second triangular top block (54). The second triangular top block (54) is moved to absorb the rectangular iron plate (57) using the magnet (58).

4. The automatic drainage device of the wind pump for coal mine according to claim 3 is characterized in that: The linkage assembly (55) comprises a U-shaped plate (59) arranged on the water collecting tank (2), the guide rod (52) slides through the U-shaped plate (59), and the triangular top block (53) is connected to the U-shaped plate (59), one end of the shaft (51) is fixedly connected to a toothed disc (61), and one side of the U-shaped plate (59) is evenly and equidistantly fixedly connected to a plurality of tooth protrusions (62) meshing with the toothed disc (61), and the deflection of the swing rod (4) drives the triangular top block (53) to move; A hollow rectangular frame (63) is fixedly connected to one side of the second triangular top block (54), and a slide plate (64) is fixedly connected to the water collecting box (2), and one end of the slide plate (64) slides through the hollow rectangular frame (63) to guide the sliding of the second limiting triangular top block (54); One end of the U-shaped plate (59) is fixedly connected to a triangular top block three (65), and a triangular top block four (66) is slidably connected to the water collecting box (2). One end of the triangular top block four (66) is also fixedly connected to a hollow rectangular frame (63), and a synchronous member (67) is provided between the triangular top block two (54) and the triangular top block four (66). After the triangular top block one (53) moves away from the triangular top block two (54), the triangular top block three (65) moves to contact the triangular top block four (66) and pushes it to move. At the same time, the synchronous member (67) is used to drive the triangular top block two (54) to release the push switch (6).

5. The automatic drainage device of the wind pump for coal mine according to claim 4 is characterized in that: The synchronous member (67) comprises a second shaft (68) fixedly connected to the second triangular top block (54); the second shaft (68) is also fixedly connected to the fourth triangular top block (66); a lever (69) is rotatably connected to the water collecting box (2) via a rotating shaft; both ends of the lever (69) are provided with sliding grooves (71); and the two second shafts (68) are respectively located in the two sliding grooves (71).

6. The automatic drainage device of the wind pump for coal mine according to claim 5, characterized in that: The U-shaped plate (59) is rotatably connected to a shaft three (72) via a bearing, the shaft three (72) is fixedly connected to a screw rod (73), and the guide rod (52) slides through the triangular top block one (53), the screw rod (73) passes through the triangular top block one (53), rotates the shaft three (72), and drives the triangular top block one (53) to move relative to the U-shaped plate (59).

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