Drainage and drainage filtering device

Abstract

The utility model discloses a drainage filtering device, and relates to the technical field of drainage. A water inlet connector is arranged on one face of the filter box in a penetrating mode, a water outlet connector is arranged on the other face of the filter box in a penetrating mode, a filter plate is detachably arranged in the filter box, a stepped groove is formed in the top face of the filter box, and an end cover is detachably arranged in a groove opening of the stepped groove. A fixed plate and a right-angle plate are fixedly connected to the inner side wall of the filter box, the filter plate is located between the fixed plate and the right-angle plate, and a pressure gauge is inserted into the top surface of the filter box; according to the mine drainage device, the phenomenon that a pipeline is blocked by coal gangue is effectively avoided, the safety and reliability of mine drainage and drainage are improved, the mine drainage and drainage can be filtered through the filter plate, the condition of coal gangue sundries can be checked and cleaned through the dirt cleaning opening, the filter plate can be conveniently disassembled and assembled, and the practicability is high. Therefore, the filter plate can be overhauled or replaced.

Description

Technical Field

[0001] The utility model relates to the technical field of drainage, in particular to a drainage filtering device. Background Art

[0002] As coal mining continues to deepen, the geological conditions of coal mines tend to be complex, the types of water hazards continue to increase, and the threats of water hazards such as "delamination water" in the hard roof, high-pressure water at great mining depths, and hidden water-conducting (containing) structures are becoming increasingly serious. Currently, drainage is mostly used for management, but during the drainage process, coal gangue often blocks the pipeline, greatly affecting the operation. In response to the above problems, the inventor proposes a hard-sealed gate valve to solve the above problems. Utility Model Content

[0003] In order to solve the problem of coal gangue blocking pipelines that often occurs during drainage, the utility model aims to provide a drainage filtering device.

[0004] In order to solve the above technical problems, the utility model adopts the following technical solutions: a drainage filter device, comprising a filter box, one side of the filter box is penetrated by a water inlet joint, the other side of the filter box is penetrated by a water outlet joint, the interior of the filter box is detachably provided with a filter plate, the top surface of the filter box is provided with a stepped groove, the filter plate corresponds to the stepped groove, the notch of the stepped groove is detachably provided with an end cover, the inner side wall of the filter box is fixedly connected with a fixed plate and a right-angle plate, the filter plate is located between the fixed plate and the right-angle plate, and a pressure gauge is interspersed with the top surface of the filter box.

[0005] Preferably, a water inlet pipe is provided on one side of the filter box, the output end of the water inlet pipe is fixed to the input end of the water inlet joint, a first gate valve is provided on the side wall of the water inlet pipe, the first gate valve is installed on the drainage pipeline, and the first gate valve is unscrewed, and the water to be treated can be discharged into the filter box through the water inlet pipe, the water to be treated can be filtered through the filter box, and the filtered water can be discharged to the outlet pipe through the water outlet joint, and a water outlet pipe is provided on the side of the filter box facing away from the water inlet pipe, the input end of the water outlet pipe is fixed to the output end of the water outlet joint, and a second gate valve is provided on the side wall of the water outlet pipe, and opening the second gate valve can make the water outlet pipe in an unobstructed state, so that the filtered water can be discharged through the water outlet pipe.

[0006] Preferably, the bottom surface of the end cover is fixedly connected with a pressure plate, and the pressure plate is made of rubber material, and the pressure plate corresponds to and cooperates with the filter plate. When the filter plate is placed, the end cover is covered and the filter plate can be pressed and held by the pressure plate, so that the bottom surface of the filter plate is in close contact with the inner bottom wall of the filter box to prevent the filter plate from moving up and affecting the filtering effect. The top surface of the filter box is rotatably connected with a damping rotating shaft, and the top end of the damping rotating shaft is fixedly connected with a limit plate, the bottom surface of the limit plate is in contact with the top surface of the filter box, and the limit plate corresponds to the end cover. After covering the end cover, the limit plate is moved, and the limit plate is rotated under the action of the damping rotating shaft, so that the bottom surface of the limit plate is in contact with the top surface of the end cover, so that the end cover can be limited and fixed, and then the filter plate can be limited and fixed.

[0007] Preferably, a sewage cleaning port is provided through the side wall of the filter box, and a sealing cover is detachably provided at the port of the sewage cleaning port. The sewage cleaning port is located between the filter plate and the water inlet joint, and a pressure gauge is provided between the filter plate and the water inlet joint. When the value of the pressure gauge increases, the first gate valve is closed, the sealing cover is opened, and the coal gangue debris is checked through the sewage cleaning port and cleaned. After cleaning, the sealing cover is closed, and the first gate valve is opened again to continue normal drainage. The side wall of the right-angle plate is provided with a threaded hole through the side wall of the right-angle plate, and a sealing cover is provided on one side of the right-angle plate. A screw is arranged, and the screw corresponds to and cooperates with the threaded hole. One end of the screw is fixedly connected with a knob, and the other end of the screw is fixedly connected with a clamping plate. The side of the clamping plate facing away from the screw corresponds to and cooperates with the filter plate. When the filter plate needs to be repaired or replaced, the sealing cover is opened, and the knob is turned through the cleaning port. The clamping plate is separated from the filter plate through the mutual cooperation between the screw and the threaded hole. Then, the end cover is opened, and the filter plate is pulled upward to take out the filter plate, so as to replace or repair the filter plate.

[0008] Compared with the prior art, the beneficial effects of the utility model are: effectively solving the problem of coal gangue blocking the pipeline, improving the safety and reliability of mine drainage water, the mine drainage water can be filtered through the set filter plate, the coal gangue debris can be checked and cleaned through the sewage cleaning port, and the set filter plate can be easily disassembled and assembled, so as to inspect or replace the filter plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0009] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0010] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0011] Figure 2 This is a schematic diagram of the internal structure of the filter box of the utility model.

[0012] Figure 3 It is an enlarged view of point A of the present utility model.

[0013] In the figure: 1. filter box; 2. water inlet joint; 3. water outlet joint; 4. water inlet pipe; 5. first gate valve; 6. water outlet pipe; 7. second gate valve; 8. sewage outlet; 9. sealing cover; 10. filter plate; 11. end cover; 12. pressure plate; 13. limit plate; 14. damping rotation shaft; 15. fixing plate; 16. right angle plate; 17. threaded hole; 18. screw; 19. clamping plate; 20. knob; 21. pressure gauge. DETAILED DESCRIPTION

[0014] 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.

[0015] Example: Figure 1-3 As shown, the utility model provides a drainage filtering device, including a filter box 1, one side of the filter box 1 is penetrated by a water inlet joint 2, the other side of the filter box 1 is penetrated by a water outlet joint 3, the interior of the filter box 1 is detachably provided with a filter plate 10, the top surface of the filter box 1 is provided with a stepped groove, the filter plate 10 corresponds to the stepped groove, the notch of the stepped groove is detachably provided with an end cover 11, the inner side wall of the filter box 1 is fixedly connected with a fixed plate 15 and a right-angle plate 16, the filter plate 10 is located between the fixed plate 15 and the right-angle plate 16, and the top surface of the filter box 1 is interspersed with a pressure gauge 21.

[0016] A water inlet pipe 4 is provided on one side of the filter box 1 , the output end of the water inlet pipe 4 is fixed to the input end of the water inlet joint 2 , and a first gate valve 5 is provided on the side wall of the water inlet pipe 4 .

[0017] By adopting the above technical solution, a first gate valve 5 is installed on the drainage pipeline. By unscrewing the first gate valve 5, the water to be treated can be discharged into the filter box 1 through the water inlet pipe 4. The water to be treated can be filtered by the filter box 1, and the filtered water can be discharged to the outlet pipe 6 through the outlet joint 3.

[0018] A water outlet pipe 6 is arranged on the side of the filter box 1 facing away from the water inlet pipe 4 . The input end of the water outlet pipe 6 is fixed to the output end of the water outlet joint 3 . A second gate valve 7 is arranged on the side wall of the water outlet pipe 6 .

[0019] By adopting the above technical solution, opening the second gate valve 7 can make the water outlet pipe 6 in a smooth state, so that the filtered water can be discharged through the water outlet pipe 6.

[0020] A pressing plate 12 is fixedly connected to the bottom surface of the end cover 11 . The pressing plate 12 is made of rubber material. The pressing plate 12 corresponds to and matches the filter plate 10 .

[0021] By adopting the above technical solution, after the filter plate 10 is placed, the end cover 11 is covered, and the filter plate 10 can be pressed by the pressing plate 12, so that the bottom surface of the filter plate 10 is in close contact with the inner bottom wall of the filter box 1, avoiding the filter plate 10 from moving up and affecting the filtering effect.

[0022] The top surface of the filter box 1 is rotatably connected to a damping rotating shaft 14 , the top end of the damping rotating shaft 14 is fixedly connected to a limiting plate 13 , the bottom surface of the limiting plate 13 contacts the top surface of the filter box 1 , and the limiting plate 13 corresponds to the end cover 11 .

[0023] By adopting the above technical solution, after the end cover 11 is covered, the limit plate 13 is moved, and the limit plate 13 is rotated under the action of the damping rotation shaft 14, so that the bottom surface of the limit plate 13 contacts the top surface of the end cover 11, so that the end cover 11 can be limited and fixed, and then the filter plate 10 can be limited and fixed.

[0024] A sewage cleaning port 8 is provided through the side wall of the filter box 1 , and a sealing cover 9 is detachably provided at the port of the sewage cleaning port 8 . The sewage cleaning port 8 is located between the filter plate 10 and the water inlet joint 2 .

[0025] By adopting the above technical solution, the pressure gauge 21 is located between the filter plate 10 and the water inlet joint 2. When the value of the pressure gauge 21 increases, the first gate valve 5 is closed, the sealing cover 9 is opened, and the coal gangue debris is checked through the sewage cleaning port 8 and cleaned. After cleaning, the sealing cover 9 is closed, and the first gate valve 5 is opened again to continue normal drainage.

[0026] A threaded hole 17 is provided through the side wall of the right-angle plate 16, and a screw 18 is provided on one side of the right-angle plate 16. The screw 18 corresponds to and cooperates with the threaded hole 17. A knob 20 is fixedly connected to one end of the screw 18, and a clamping plate 19 is fixedly connected to the other end of the screw 18. The side of the clamping plate 19 facing away from the screw 18 corresponds to and cooperates with the filter plate 10.

[0027] By adopting the above technical solution, when the filter plate 10 needs to be repaired or replaced, the sealing cover 9 is opened, and the knob 20 is turned through the cleaning port 8, and the clamping plate 19 is separated from the filter plate 10 through the mutual cooperation of the screw rod 18 and the threaded hole 17. Then, the end cover 11 is opened, and the filter plate 10 is pulled upward to take out the filter plate 10, so as to replace or repair the filter plate 10.

[0028] Working principle: When the utility model is in use, a first gate valve 5 is installed on the drainage pipeline. The first gate valve 5 is turned on, and the water to be treated can be discharged into the filter box 1 through the water inlet pipe 4. The water to be treated can be filtered through the filter box 1, and the filtered water can be discharged to the outlet pipe 6 through the outlet joint 3;

[0029] The pressure gauge 21 is located between the filter plate 10 and the water inlet joint 2. When the value of the pressure gauge 21 increases, close the first gate valve 5, open the sealing cover 9, check the coal gangue and debris through the sewage cleaning port 8, and clean them. After cleaning, close the sealing cover 9, open the first gate valve 5 again, and continue to drain water normally.

[0030] When the filter plate 10 needs to be repaired or replaced, the sealing cover 9 is opened, and the knob 20 is turned through the cleaning port 8. The screw 18 and the threaded hole 17 cooperate with each other to separate the clamping plate 19 from the filter plate 10. Then, the end cover 11 is opened, and the filter plate 10 is pulled upward to take out the filter plate 10 so as to replace or repair the filter plate 10.

[0031] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A drainage filter device, comprising a filter box (1), characterized in that: A water inlet joint (2) is provided through one side of the filter box (1), and a water outlet joint (3) is provided through the other side of the filter box (1). A filter plate (10) is detachably provided inside the filter box (1). A stepped groove is provided on the top surface of the filter box (1). The filter plate (10) corresponds to the stepped groove. An end cover (11) is detachably provided in the notch of the stepped groove. A fixing plate (15) and a right-angle plate (16) are fixedly connected to the inner side wall of the filter box (1). The filter plate (10) is located between the fixing plate (15) and the right-angle plate (16). A pressure gauge (21) is interspersed on the top surface of the filter box (1).

2. A drainage and filtering device according to claim 1, characterized in that: A water inlet pipe (4) is provided on one side of the filter box (1), the output end of the water inlet pipe (4) is fixed to the input end of the water inlet joint (2), and a first gate valve (5) is provided on the side wall of the water inlet pipe (4).

3. A drainage and filtering device according to claim 1, characterized in that: A water outlet pipe (6) is provided on the side of the filter box (1) facing away from the water inlet pipe (4); the input end of the water outlet pipe (6) is fixed to the output end of the water outlet joint (3); and a second gate valve (7) is provided on the side wall of the water outlet pipe (6).

4. A drainage and filtering device according to claim 1, characterized in that: A pressing plate (12) is fixedly connected to the bottom surface of the end cover (11); the pressing plate (12) is made of rubber material; the pressing plate (12) corresponds to and cooperates with the filter plate (10).

5. A drainage and filtering device according to claim 1, characterized in that: The top surface of the filter box (1) is rotatably connected to a damping rotating shaft (14), and the top end of the damping rotating shaft (14) is fixedly connected to a limiting plate (13).

6. A drainage and filtering device as claimed in claim 5, characterized in that: The bottom surface of the limiting plate (13) contacts the top surface of the filter box (1), and the limiting plate (13) corresponds to the end cover (11).

7. A drainage and filtering device according to claim 1, characterized in that: A sewage cleaning port (8) is provided through the side wall of the filter box (1), a sealing cover (9) is detachably provided at the end of the sewage cleaning port (8), and the sewage cleaning port (8) is located between the filter plate (10) and the water inlet joint (2).

8. A drainage and filtering device as claimed in claim 1, characterized in that: A threaded hole (17) is provided through the side wall of the right-angle plate (16); a screw rod (18) is provided on one side of the right-angle plate (16); the screw rod (18) corresponds to and matches the threaded hole (17); one end of the screw rod (18) is fixedly connected to a knob (20); the other end of the screw rod (18) is fixedly connected to a clamping plate (19); a side of the clamping plate (19) facing away from the screw rod (18) corresponds to and matches the filter plate (10).

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