A water distribution trough device for coal mines and use method thereof

Abstract

The present invention discloses a water distribution trough device for coal mines and a method for using the same, comprising a shell, the front end of which is connected to a liquid inlet pipe, and two water outlet pipes are connected below. A limit ring, a movable water tank, a sealing block with a through hole, a scissor frame, and a series of components for driving the scissor frame to extend and retract are arranged in the inner cavity of the shell. The screw is rotated to drive a series of components to make the scissor frame extend and retract, thereby driving the water tank to move forward and backward to be connected to the two water outlet pipes respectively, so as to realize the diversion of different liquids. The device of the present invention has good sealing performance, high diversion efficiency, convenient operation, and strong practicality.

Description

Technical Field

[0001] The present invention relates to the technical field of mining auxiliary equipment, and in particular to a water distribution trough device for coal mines and a use method thereof. Background Art

[0002] Coal mines are areas where humans mine coal resources in coal-rich mining areas. They are generally divided into underground coal mines and open-pit coal mines. When the coal seam is far from the surface, people generally choose to dig tunnels underground to mine coal. This is an underground coal mine. Coal mines are reasonable spaces dug by humans when digging geological layers rich in coal. They usually include tunnels, shafts, and mining faces, etc. Coal is the main solid fuel and a type of combustible organic rock. A water diversion trough device is used during coal mining. Clean water flushing equipment or coal is used when digging coal, and sewage is also generated when digging coal. The water diversion trough is a device used to divert clean water and sewage. In the prior art, the water diversion trough device is either poorly sealed, and when diverting water, it is easy to mix clean water and sewage, resulting in water waste; or it is inconvenient to operate and has poor stability, resulting in the water diversion trough device being inconvenient to use; or the structure is too complicated and the cost performance is too low. Summary of the invention

[0003] The object of the present invention is to provide a water diversion trough device for coal mines, which can overcome the defects in the prior art and has good sealing performance and diversion efficiency.

[0004] In order to achieve the above object, the present invention adopts the following technical solutions:

[0005] A water distribution trough device for coal mines comprises a shell, the front end of which is connected to a liquid inlet pipe. The first water outlet pipe and the second water outlet pipe are connected in sequence at the front and rear positions of the lower part of the shell, and a first limiting ring and a second limiting ring are fixed at the front and rear positions of the inner cavity of the shell, the first water outlet pipe and the second water outlet pipe are located between the two limiting rings, and a movable water tank is arranged between the two limiting rings, and the lower part of the water tank is sleeved with a sealing block that fits the lower wall surface of the shell, a through hole is arranged in the middle of the sealing block, a through hole connected to the through hole is arranged at the bottom of the water tank, and the rear end of the liquid inlet pipe is connected to the inside of the water tank through a telescopic tube; a vertical block is fixedly connected to the outer side of the rear wall of the water tank and the inner side of the rear wall of the shell, respectively, a first vertical block and a second vertical block; the first vertical block is provided with a first sliding hole, and the second vertical block is provided with a second sliding hole; an axial hole is arranged at a position below the first sliding hole on the first vertical block and is movably connected to a first rotating shaft, and an axial hole is arranged at a position below the second sliding hole on the second vertical block and is movably connected to a second rotating shaft; a scissors frame is located at the front of the vertical block, and the front outer side of the first rotating shaft and the second rotating shaft are movably connected to the front and rear lower corners of the scissors frame respectively, and the scissors frame is provided with a plurality of scissors. The front and rear upper corners of the frame are slidably connected with the first sliding hole and the second sliding hole through the first round rod and the second round rod passing through the inside thereof, respectively, the first sliding hole is adapted to the first round rod, and the second sliding hole is adapted to the second round rod; a vertical screw rod is arranged in the inner cavity at the rear of the shell, and an external thread is arranged on the rod body of the screw rod, the lower end of the screw rod is rotatably connected with the bottom of the shell, and the upper end of the screw rod extends to the outside of the shell and is connected with a hand wheel; a vertical sliding groove is opened on the inner side of the rear wall of the shell, and the two end points of the opening end of a U-shaped piece are arranged up and down for sliding connection The U-shaped piece is connected to the slide groove, and is matched with the slide groove. The U-shaped piece can move up and down along the slide groove; a threaded through hole matched with the external thread of the screw is opened on the U-shaped piece, and the screw passes through the threaded through hole on the U-shaped piece; the second round rod passes through the U-shaped cavity in the middle of the U-shaped piece; the hand wheel is turned to make the screw rotate accordingly, driving the U-shaped piece to move up and down along the slide groove, and the U-shaped piece drives the second round rod to move up and down along the second slide hole, so that the scissors frame drives the first rotating shaft to approach or move away from the second rotating shaft, and then drives the water tank to move forward and backward and connect with the second water outlet pipe or the first water outlet pipe respectively.

[0006] Furthermore, a support is fixed to the bottom of the shell, air holes are opened on the front and rear sides of the shell, and the inner wall of the shell is a smooth wall surface.

[0007] Furthermore, the sealing block is made of rubber or silicone, the bottom area of ​​the sealing block is larger than the area of ​​the first water outlet and the water tank interface, and the bottom area of ​​the sealing block is larger than the area of ​​the second water outlet and the water tank interface.

[0008] Furthermore, the telescopic tube is a rubber tube or a plastic tube provided with folding patterns.

[0009] Furthermore, the first sliding hole and the second sliding hole are the same in size and height, and the first rotating shaft and the second rotating shaft are installed at the same height.

[0010] Furthermore, the water tank is cylindrical in shape, and its upper and lower bottom surfaces are flat; the shell is cylindrical in shape, and its front and rear end surfaces are flat.

[0011] Furthermore, when the front wall of the water tank contacts the first limiting ring, the centers of the perforation, the through hole and the first water outlet pipe (3) are in a straight line; when the first vertical block contacts the second limiting ring, the centers of the perforation, the through hole and the second water outlet pipe are in a straight line.

[0012] Furthermore, the front sides of the first vertical block and the second vertical block are both provided with assembly holes, the interior of the assembly holes is fixedly connected with a bearing sleeved with the rotating shaft; the outer side of the screw is sleeved with a bearing fixedly connected with the interior of the housing 1.

[0013] The method for using the water distribution trough device for coal mines comprises the following steps:

[0014] 1) When the liquid to be transported is clean water, the liquid enters the water tank through the liquid inlet pipe and the telescopic pipe, and then passes through the perforations and through holes in sequence and is discharged from the first water outlet pipe;

[0015] 2) When the liquid to be transported is sewage, the hand wheel on the screw is turned to make the U-shaped piece slide up along the slide groove, and the U-shaped piece drives the second round rod to slide up along the second slide hole, so that the scissor frame drives the first rotating shaft to approach the second rotating shaft, the first rotating shaft drives the first vertical block to move backward, the first vertical block drives the water tank to move backward, and the water tank drives the sealing block to move backward. When the through hole is connected with the second water outlet pipe, the liquid is allowed to enter the water tank through the liquid inlet pipe and the telescopic pipe, and the liquid then passes through the perforation and the through hole in turn and is discharged from the second water outlet pipe. The sealing block is sealed with the inner wall of the shell to prevent the liquid from penetrating into the shell and causing the mixture of clean water and sewage.

[0016] 3) When it is necessary to convey clean water again, the hand wheel on the screw is rotated in the opposite direction to make the U-shaped piece slide down along the slide groove, and the U-shaped piece drives the second round rod to slide down along the second slide hole, so that the scissors frame pushes the first rotating shaft away from the second rotating shaft, the first rotating shaft drives the first vertical block to move forward, the first vertical block drives the water tank to move forward, and the water tank drives the sealing block to move forward. When the through hole is connected with the first water outlet pipe, the liquid enters the water tank through the liquid inlet pipe and the telescopic pipe, and the liquid passes through the perforation and the through hole in turn and is discharged from the first water outlet pipe.

[0017] Compared with the prior art, the present invention has the following advantages:

[0018] It has good sealing performance and high diversion efficiency. Under correct operation, the probability of mixing of clean flow and sewage can be reduced to zero.

[0019] The structure is simple, the operation is convenient, the equipment is not easy to be damaged, and the operating error rate is low. It is very suitable for use in mining areas and has strong practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the external structure of the device of the present invention;

[0021] Figure 2 It is a schematic diagram of the internal structure of the device of the present invention;

[0022] Figure 3 It is a side view of the internal structure of the device of the present invention.

[0023] In the figure: 1 shell, 2 liquid inlet pipe, 3 first water outlet pipe, 4 second water outlet pipe, 5-1 first limiting ring, 5-2 second limiting ring, 6 water tank, 7 sealing block, 8 through hole, 9 perforation, 10 telescopic tube, 11-1 first vertical block, 11-2 second vertical block, 12-1 first sliding hole, 12-2 second sliding hole, 13-1 first rotating shaft, 13-2 second rotating shaft, 14 scissor frame, 15-1 first round rod, 15-2 second round rod, 16 slide groove, 17 screw rod, 18 U-shaped part. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely 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, rather than all the embodiments.

[0025] Example 1

[0026] like Figures 1 to 3 A water distribution trough device for coal mines is shown, comprising a shell 1, a liquid inlet pipe 2 is connected to the front end of the shell 1, a support is fixed to the bottom of the shell 1, and air holes are opened on both the front and rear sides of the shell 1. The first water outlet pipe 3 and the second water outlet pipe 4 are connected to the front and rear positions of the lower part of the shell 1 in sequence, a first limiting ring 5-1 and a second limiting ring 5-2 are fixed to the front and rear positions of the inner cavity of the shell 1, the first water outlet pipe 3 and the second water outlet pipe 4 are located between the two limiting rings, and a movable water tank 6 is arranged between the two limiting rings, and the lower part of the water tank 6 is sleeved with a sealing block 7 that fits with the lower wall surface of the shell 1, the inner wall of the shell 1 is a smooth wall surface (to facilitate the movement of the box body and the fitting of the sealing block), the middle part of the sealing block 7 is provided with a through hole 8, the bottom of the water tank 6 is provided with a through hole 9 that is connected with the through hole 8, and the rear end of the liquid inlet pipe 2 is connected with the inside of the water tank 6 through a telescopic tube 10; wherein the telescopic tube 10 is a rubber tube or a plastic tube with folding patterns.

[0027] The outer side of the rear wall of the water tank 6 and the inner side of the rear wall of the shell 1 are fixedly connected with a vertical block, which are the first vertical block 11-1 and the second vertical block 11-2 respectively; the first vertical block is provided with a first sliding hole 12-1, and the second vertical block is provided with a second sliding hole 12-2; an axial hole is arranged at a position below the first sliding hole on the first vertical block and is movably connected with a first rotating shaft 13-1, and an axial hole is arranged at a position below the second sliding hole on the second vertical block and is movably connected with a second rotating shaft 13-2; a scissors frame 14 is located at the front of the vertical block, and the outer side of the front of the first rotating shaft 13-1 and the second rotating shaft 13-2 are movably connected with the front and rear lower corners of the scissors frame 14 respectively, and the front and rear upper corners of the scissors frame 14 are slidably connected with the first sliding hole 12-1 and the second sliding hole 12-2 respectively through the first round rod 15-1 and the second round rod 15-2 passing through the interior thereof, and the first sliding hole is adapted to the first round rod, and the second sliding hole is adapted to the second round rod.

[0028] A vertical screw rod 17 is arranged in the inner cavity at the rear of the shell 1, and an external thread is arranged on the shaft of the screw rod. The lower end of the screw rod 17 is rotatably connected to the bottom of the shell 1, and the upper end of the screw rod 17 extends to the outside of the shell 1 and is connected to a hand wheel.

[0029] A vertical slide groove 16 is provided on the inner side of the rear wall of the shell 1, and the two end points of the open end of a U-shaped member 18 are arranged up and down and slidably connected in the slide groove 16. The U-shaped member 18 is adapted to the slide groove 16 and can move up and down along the slide groove 16; a threaded through hole adapted to the external thread of the screw 17 is provided on the U-shaped member 18, and the screw 17 passes through the threaded through hole on the U-shaped member; the second round rod 15-2 passes through the U-shaped cavity in the middle of the U-shaped member.

[0030] Turn the hand wheel to rotate the screw 17, driving the U-shaped piece 18 to move up and down along the slide groove 16, and the U-shaped piece 18 drives the second round rod 15-2 to move up and down along the second slide hole 12-2, so that the scissors frame 14 drives the first rotating shaft 13-1 to move closer to or away from the second rotating shaft 13-2, and then drives the water tank 6 to move forward and backward and connect with the second water outlet pipe 4 or the first water outlet pipe 3 respectively.

[0031] In this embodiment, the first sliding hole 12-1 and the second sliding hole 12-2 have the same size and height, and the first rotating shaft 13-1 and the second rotating shaft 13-2 have the same installation height, which can ensure the accuracy during actual operation and is also conducive to positioning.

[0032] In this embodiment, the water tank 6 is cylindrical in shape, and its upper and lower bottom surfaces are planes; the shell 1 is cylindrical in shape, and its front and rear end surfaces are planes.

[0033] In this embodiment: the material of the sealing block 7 is rubber or silicone, the bottom area of ​​the sealing block 7 is larger than the area of ​​the interface between the first water outlet 3 and the water tank 6, and the bottom area of ​​the sealing block 7 is larger than the area of ​​the interface between the second water outlet 4 and the water tank 6, which is conducive to sealing.

[0034] In this embodiment, when the front wall of the water tank 6 contacts the first limiting ring 5-1, the centers of the perforation 9, the through hole 8 and the first water outlet pipe 3 are in a straight line; when the first vertical block 11-1 contacts the second limiting ring 5-2, the centers of the perforation 9, the through hole 8 and the second water outlet pipe 4 are in a straight line. This arrangement is more convenient for operation and positioning, and allows the operator to accurately and conveniently find the corresponding position of the box when diverting different water.

[0035] In this embodiment: the front sides of the first vertical block 11-1 and the second vertical block 11-2 are both provided with assembly holes, and the interior of the assembly holes is fixedly connected with bearings sleeved with the first rotating shaft 13-1 and the second device 13-2; the outer side of the screw rod 17 is sleeved with a bearing fixedly connected to the interior of the housing 1.

[0036] Example 2

[0037] This embodiment is a method for separating clean water and sewage using the device in Embodiment 1, and the specific operation is as follows:

[0038] 1) When the liquid to be transported is clean water, the liquid enters the water tank 6 through the liquid inlet pipe 2 and the telescopic pipe 10, and then passes through the perforation 9 and the through hole 8 in sequence and is discharged from the first water outlet pipe 3;

[0039] 2) When the liquid to be transported is sewage, the hand wheel on the screw 17 is turned to make the U-shaped piece 18 slide up along the slide groove 16, and the U-shaped piece 18 drives the second round rod 15-2 to slide up along the second slide hole 12-2, so that the scissor frame 14 drives the first rotating shaft 13-1 to approach the second rotating shaft 13-2, the first rotating shaft 13-1 drives the first vertical block 11-1 to move backward, the first vertical block 11-1 drives the water tank 6 to move backward, and the water tank 6 drives the sealing block 7 to move backward. When the through hole 8 is connected with the second water outlet pipe 4, the liquid is allowed to enter the water tank 6 through the liquid inlet pipe 2 and the telescopic tube 10, and the liquid then passes through the perforation 9 and the through hole 8 in turn and is discharged from the second water outlet pipe 4. The sealing block 7 is sealed with the inner wall of the shell 1 to prevent the liquid from penetrating into the shell 1 and causing the clean water and sewage to mix;

[0040] 3) When it is necessary to deliver clean water again, the hand wheel on the screw 17 is rotated in the opposite direction, so that the U-shaped member 18 slides down along the slide groove 16, and the U-shaped member 18 drives the second round rod 15-2 to slide down along the second slide hole 12-2, so that the scissor frame 14 pushes the first rotating shaft 13-1 away from the second rotating shaft 13-2, and the first rotating shaft 13-1 drives the first vertical block 11-1 to move forward, and the first vertical block 11-1 drives the water tank 6 to move forward, and the water tank 6 drives the sealing block 7 to move forward. When the through hole 8 is connected with the first water outlet pipe 3, the liquid enters the water tank 6 through the liquid inlet pipe 2 and the telescopic tube 10, and the liquid passes through the perforation 9 and the through hole 8 in sequence and is discharged from the first water outlet pipe 3.

[0041] 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 according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A water distribution trough device for a coal mine, comprising a housing (1), a front end of the housing (1) being connected to a liquid inlet pipe (2), characterized in that: A first water outlet pipe (3) and a second water outlet pipe (4) are connected in sequence at two front and rear positions of the lower part of the shell (1); a first limiting ring (5-1) and a second limiting ring (5-2) are fixed at two front and rear positions in the inner cavity of the shell (1); the first water outlet pipe (3) and the second water outlet pipe (4) are located between the two limiting rings; a movable water tank (6) is arranged between the two limiting rings; a sealing block (7) is sleeved at the lower part of the water tank (6) and is fitted with a lower wall surface of the shell (1); a through hole (8) is arranged in the middle of the sealing block (7); a through hole (9) is arranged at the bottom of the water tank (6) and is connected with the through hole (8); and a rear end of the liquid inlet pipe (2) is connected with the interior of the water tank (6) via a telescopic pipe (10); The outer side of the rear wall of the water tank (6) and the inner side of the rear wall of the shell (1) are both fixedly connected with a vertical block, which are a first vertical block (11-1) and a second vertical block (11-2); the first vertical block is provided with a first sliding hole (12-1), and the second vertical block is provided with a second sliding hole (12-2); an axial hole is provided at a position below the first sliding hole on the first vertical block and is movably connected with a first rotating shaft (13-1); and an axial hole is provided at a position below the second sliding hole on the second vertical block and is movably connected with a second rotating shaft (13-2 A scissor frame (14) is located on the front side of the vertical block, the front outer sides of the first rotating shaft (13-1) and the second rotating shaft (13-2) are movably connected to the front and rear lower corners of the scissor frame (14), and the front and rear upper corners of the scissor frame (14) are slidably connected to the first sliding hole (12-1) and the second sliding hole (12-2) through the first round rod (15-1) and the second round rod (15-2) passing through the inside thereof, respectively, and the first sliding hole is adapted to the first round rod, and the second sliding hole is adapted to the second round rod; A vertical screw rod (17) is arranged in the inner cavity at the rear of the housing (1), the shaft of the screw rod is provided with an external thread, the lower end of the screw rod (17) is rotatably connected to the bottom of the housing (1), and the upper end of the screw rod (17) extends to the outside of the housing (1) and is connected to a hand wheel; A vertical slide groove (16) is provided on the inner side of the rear wall of the housing (1); two end points of an open end of a U-shaped member (18) are arranged vertically and slidably connected in the slide groove (16); the U-shaped member (18) is adapted to the slide groove (16); the U-shaped member (18) can move up and down along the slide groove (16); a threaded through hole adapted to the external thread of the screw rod (17) is provided on the U-shaped member (18); the screw rod (17) passes through the threaded through hole on the U-shaped member; and the second round rod (15-2) passes through the U-shaped cavity in the middle of the U-shaped member; The hand wheel is rotated to rotate the screw rod (17) accordingly, driving the U-shaped member (18) to move up and down along the slide groove (16), and the U-shaped member (18) drives the second round rod (15-2) to move up and down along the second slide hole (12-2), so that the scissor frame (14) drives the first rotating shaft (13-1) to move closer to or away from the second rotating shaft (13-2), thereby driving the water tank (6) to move forward and backward to be connected to the second water outlet pipe (4) or the first water outlet pipe (3) respectively; The first sliding hole (12-1) and the second sliding hole (12-2) have the same size and height, and the first rotating shaft (13-1) and the second rotating shaft (13-2) have the same installation height; When the front wall of the water tank (6) contacts the first limiting ring (5-1), the centers of the perforation (9), the through hole (8) and the first water outlet pipe (3) are in a straight line; when the first vertical block (11-1) contacts the second limiting ring (5-2), the centers of the perforation (9), the through hole (8) and the second water outlet pipe (4) are in a straight line; The front sides of the first vertical block (11-1) and the second vertical block (11-2) are both provided with assembly holes, the interior of the assembly holes being fixedly connected with a bearing sleeved with the rotating shaft; the outer side of the screw rod (17) is sleeved with a bearing fixedly connected with the interior of the housing (1).

2. The water distribution trough device for coal mines according to claim 1, characterized in that: A support is fixed to the bottom of the shell (1), air holes are opened on both the front and rear sides of the shell (1), and the inner wall of the shell (1) is a smooth wall surface.

3. The water distribution trough device for coal mine according to claim 1, characterized in that: The sealing block (7) is made of rubber or silicone, the bottom area of ​​the sealing block (7) is larger than the area of ​​the interface between the first water outlet pipe (3) and the water tank (6), and the bottom area of ​​the sealing block (7) is larger than the area of ​​the interface between the second water outlet pipe (4) and the water tank (6).

4. The water distribution trough device for coal mine according to claim 1, characterized in that: The telescopic tube (10) is a rubber tube or a plastic tube provided with folding patterns.

5. The water distribution trough device for coal mine according to claim 1, characterized in that: The water tank (6) is cylindrical in shape, and its upper and lower bottom surfaces are planes; the shell (1) is cylindrical in shape, and its front and rear end surfaces are planes.

6. The method for using the water distribution trough device for coal mines according to any one of claims 1 to 5, characterized in that: The following steps are involved: 1) When the liquid to be transported is clean water, the liquid is allowed to enter the water tank (6) through the liquid inlet pipe (2) and the telescopic pipe (10), and the liquid then passes through the perforation (9) and the through hole (8) in sequence and is discharged from the first water outlet pipe (3); 2) When the liquid to be transported is sewage, the hand wheel on the screw (17) is rotated to make the U-shaped member (18) slide up along the slide groove (16), and the U-shaped member (18) drives the second round rod (15-2) to slide up along the second slide hole (12-2), so that the scissor frame (14) drives the first rotating shaft (13-1) to approach the second rotating shaft (13-2), the first rotating shaft (13-1) drives the first vertical block (11-1) to move backward, the first vertical block (11-1) drives the water tank (6) to move backward, and the water tank (6) drives the sealing block (7) to move backward. When the through hole (8) is connected with the second water outlet pipe (4), the liquid enters the water tank (6) through the liquid inlet pipe (2) and the telescopic pipe (10), and the liquid then passes through the perforation (9) and the through hole (8) in sequence and is discharged from the second water outlet pipe (4); 3) When it is necessary to deliver clean water again, the hand wheel on the screw rod (17) is rotated in the opposite direction, so that the U-shaped member (18) slides down along the slide groove (16), and the U-shaped member (18) drives the second round rod (15-2) to slide down along the second slide hole (12-2), so that the scissor frame (14) pushes the first rotating shaft (13-1) away from the second rotating shaft (13-2), the first rotating shaft (13-1) drives the first vertical block (11-1) to move forward, the first vertical block (11-1) drives the water tank (6) to move forward, and the water tank (6) drives the sealing block (7) to move forward. When the through hole (8) is connected with the first water outlet pipe (3), the liquid enters the water tank (6) through the liquid inlet pipe (2) and the telescopic pipe (10), and the liquid passes through the perforation (9) and the through hole (8) in sequence and is discharged from the first water outlet pipe (3).

Images