CN217233587U

CN217233587U - Underground drainage structure for mine

Info

Publication number: CN217233587U
Application number: CN202220765914.7U
Authority: CN
Inventors: 魏春杰
Original assignee: Lingyuan Maojiadian Gold Mine Co ltd
Current assignee: Lingyuan Maojiadian Gold Mine Co ltd
Priority date: 2022-04-05
Filing date: 2022-04-05
Publication date: 2022-08-19
Anticipated expiration: 2032-04-05

Abstract

The utility model relates to a mine underground drainage structure, which comprises a drainage box, wherein one side of the drainage box is provided with a transparent plate, the drainage box is provided with a water inlet pipe and a water outlet pipe, the water inlet pipe is sleeved with a filter screen, the drainage box is internally provided with a filter plate, a first adjusting device comprises a first screw rod, a first motor and a first moving block, the bottom of the first moving block is provided with a second adjusting device, the bottom of the second adjusting device is fixedly provided with a scraping plate, the top of the drainage box is provided with an air pump and a vacuum meter, the water inlet pipe is provided with a first valve, the water outlet pipe is provided with a second valve, one side of the water outlet pipe is provided with a water pump, the condition in the drainage box is observed by arranging the transparent plate, the damage and the blockage of the water pump are prevented by arranging the filter screen and the filter plate, the position of the scraping plate is adjusted by the first adjusting device and the second adjusting device, the filter plate is prevented from being blocked by silt, the influence on the filtration efficiency is prevented, the air pump and the vacuum meter are arranged, the cavitation phenomenon is prevented, and the water pump can operate safely and efficiently.

Description

Underground drainage structure for mine

Technical Field

The utility model relates to a drainage technical field in the pit specifically is a be used for mine drainage structures in pit.

Background

The underground drainage of the mine refers to that water gushed from the mine is timely drained to the ground, a good working environment is created underground, safe production is guaranteed, water is drained to a panel water bin from a water gushing point through a water pump and a pipeline generally, then the water is drained to a main water bin through fixed drainage equipment of the panel water bin, and finally the water is drained to the ground through the drainage equipment of the main water bin.

Chinese patent publication No. CN207131447U discloses a drainage device under a coal mine, but the filtering device disclosed in the device has poor filtering effect, and the filter screen in the filtering device is difficult to clean, so that the water filtering tank is easily blocked, and the drainage efficiency is affected, meanwhile, in the operation process of the water pump, a large amount of air is carried in the water resource, bubbles move forward along with the water flow, and when moving to a position with higher pressure, the bubbles are quickly condensed and collapsed, the generation and collapse processes of the bubbles in the water flow in the pump involve physical and chemical phenomena, and generate noise, vibration and erosion to an overflowing part, and the water pump generates cavitation, so that the flow, lift and efficiency are greatly reduced during operation, and even the water pump cannot work.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the prior art, the utility model provides a be used for mine drainage structures in pit to solve the technical problem who mentions in the background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: a mine underground drainage structure comprises a drainage box, wherein a transparent plate is arranged on one side of the drainage box, a water inlet pipe and a water outlet pipe are arranged on the drainage box, a filter screen is sleeved on the water inlet pipe, a filter plate is arranged in the drainage box, a first adjusting device is arranged on the filter plate and comprises a first screw rod, a first motor and a first moving block, one end of the first screw rod is rotatably connected with the drainage box, the other end of the first screw rod penetrates through the drainage box and is fixedly connected with a motor shaft of the first motor, the first screw rod penetrates through the first moving block and is in threaded connection with the first moving block, a second adjusting device is arranged at the bottom of the first moving block, a scraping plate is fixedly arranged at the bottom of the second adjusting device, an air pump and a vacuum meter are arranged at the top of the drainage box, a first valve is arranged on the water inlet pipe, and a second valve is arranged on the water outlet pipe, outlet pipe one side is equipped with the water pump, through setting up the transparent plate, observe the condition in the drainage box, through setting up filter screen and filter, carry out the multiple-layer filtering to the water in the pit of mine, prevent water resource damage and block up the water pump, scrape the position of flitch through setting up first adjusting device and second adjusting device adjustment, prevent that silt from blockking up the filter, influence filtration efficiency, through setting up air pump and vacuum meter, control drainage box internal gas pressure, prevent that the air from getting into the pump chamber, prevent to produce the cavitation phenomenon, make the operation of water pump safety efficient.

Preferably, drain tank one side is equipped with desilting hole and desilting case, the desilting case passes through desilting hole and drain tank intercommunication, the desilting case is equipped with the installation piece all around, can dismantle through the cooperation of bolt and nut between installation piece and the drain tank and be connected, can dismantle the connection through going on to the desilting case, clear up the silt on the filter.

Preferably, the second adjusting device comprises a fixing plate and a supporting plate, the fixing plate and the supporting plate are arranged at the bottom of the first moving block, the number of the supporting plates is two, the fixing plate is arranged between the two supporting plates, a rotating shaft is rotatably arranged on the fixing plate, a second motor is arranged on one side of the supporting plate, the rotating shaft penetrates through the supporting plate and is fixedly connected with a motor shaft of the second motor, the second motor drives the rotating shaft to rotate, and the fixing plate and the supporting plate support the rotating shaft and the second motor.

Preferably, the bottom of the first moving block is rotatably provided with a second screw, the rotating shaft is provided with a first gear, the second screw is fixedly provided with a second gear matched with the first gear, one side of the second screw is provided with a sliding plate, the sliding plate is fixedly provided with a fixing ring in threaded fit with the second screw, the scraping plate is arranged at the bottom of the sliding plate, the second screw is driven to rotate through the matching of the first gear and the second gear, and the sliding plate is driven to move in the vertical direction through the matching of the second screw and the fixing ring.

Further preferably, a sliding rail is arranged on the supporting plate, sliding blocks matched with the sliding rail are fixedly arranged on two sides of the sliding plate, the sliding blocks and the scraping plate move in the vertical direction through the sliding rail and the sliding blocks, and the sliding plate and the scraping plate are prevented from rotating.

Further preferably, the rubber belt is adhered to the mounting piece, and the sealing performance of the dredging box and the drainage box is improved by the rubber belt.

Further preferably, the top of the water outlet pipe is provided with a filter vat, an activated carbon filter layer is arranged in the filter vat, and by arranging the filter vat and the activated carbon filter layer, the filtration of water resources in a mine is further improved, and the water pump is prevented from being damaged by impurities in water and blocked.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. the utility model discloses in, set up the filter in the drainage box and filter the water that gets into the drainage box, through set up first adjusting device, second adjusting device and scrape the flitch above the filter, the position that the flitch was scraped in the adjustment is scraped the filter and is swept, sweeps silt and to centralized processing in the desilting case, filters the clearance through having carried out the water resource, improves the life of water pump.

2. The utility model discloses in, set up air pump and vacuum meter on the drain box to set up first valve and second valve on inlet tube and outlet pipe, the atmospheric pressure in the adjustment drain box guarantees that the air can't enter into the water pump chamber, prevents that the cavitation from producing.

3. The utility model discloses in, set up desilting hole and desilting case in drainage box one side, be convenient for clear up the silt on the filter, be convenient for handle the silt in the desilting case simultaneously, set up the rubber pad on the mounting plate, improved the leakproofness of desilting case and drainage box.

Drawings

Fig. 1 is a schematic view of an overall structure of a mine underground drainage structure according to the present invention;

FIG. 2 is a schematic view of the internal structure of the middle drainage box of the present invention;

FIG. 3 is a schematic view of the structure of the first adjusting device and the second adjusting device;

FIG. 4 is a schematic view of the fitting structure of the dredging box, the mounting plate and the rubber belt of the present invention;

fig. 5 is a schematic sectional view of the middle support plate of the present invention.

In the figure: 1. a drain tank; 2. a transparent plate; 3. a water inlet pipe; 4. a water outlet pipe; 5. a filter screen; 6. a filter plate; 7. a first screw; 8. a first motor; 9. a first moving block; 10. a scraping plate; 11. an air pump; 12. a vacuum gauge; 13. a first valve; 14. a second valve; 15. a water pump; 16. dredging holes; 17. a dredging box; 18. mounting a sheet; 19. a fixing plate; 20. a support plate; 21. a rotating shaft; 22. a second motor; 23. a second screw; 24. a first gear; 25. a second gear; 26. a sliding plate; 27. a fixing ring; 28. a sliding track; 29. a slider; 30. a rubber belt; 31. a filter vat; 32. an active carbon filter layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1:

referring to fig. 1-5, a drainage structure for a mine well comprises a drainage box 1, a transparent plate 2 is arranged on one side of the drainage box 1, a water inlet pipe 3 and a water outlet pipe 4 are arranged on the drainage box 1, a filter screen 5 is sleeved on the water inlet pipe 3, a filter plate 6 is arranged in the drainage box 1, a first adjusting device is arranged on the filter plate 6, the first adjusting device comprises a first screw 7, a first motor 8 and a first moving block 9, one end of the first screw 7 is rotatably connected with the drainage box 1, the other end of the first screw passes through the drainage box 1 and is fixedly connected with a motor shaft of the first motor 8, the first screw 7 passes through the first moving block 9 and is in threaded connection with the first moving block 9, a second adjusting device is arranged at the bottom of the first moving block 9, a scraping plate 10 is fixedly arranged at the bottom of the second adjusting device, an air pump 11 and a vacuum meter 12 are arranged at the top of the drainage box 1, a first valve 13 is arranged on the water inlet pipe 3, the water outlet pipe 4 is provided with a second valve 14, one side of the water outlet pipe 4 is provided with a water pump 15, one side of the drainage tank 1 is provided with a dredging hole 16 and a dredging tank 17, the dredging tank 17 is communicated with the drainage tank 1 through the dredging hole 16, the periphery of the dredging tank 17 is provided with a mounting piece 18, the mounting piece 18 is detachably connected with the drainage tank 1 through the matching of a bolt and a nut, the mounting piece 18 is pasted with a rubber belt 30, when the dredging tank 17 is mounted on one side of the drainage tank 1 through the mounting piece 18, the rubber belt 30 is arranged between the mounting piece 18 and the drainage tank 1, the sealing performance of the drainage tank 1 and the dredging tank 17 is improved through the rubber belt 30, when in use, the first valve 13 and the second valve 14 are closed, the air pump 11 is opened, the air pump 11 pumps the drainage tank 1, the drainage tank 1 is pumped into a vacuum state, then the first valve 13 is opened, and the air pressure in the drainage tank 1 is lower than the external air pressure, water drainage tank 1 can absorb water from the mine, thereby deposit water in water drainage tank 1, open second valve 14, make also fill water in outlet pipe 4, open water pump 15 afterwards, water pump 15 action is taken place water in outlet pipe 4 and water drainage tank 1, the internal gas pressure of water drainage tank 1 still is less than external atmospheric pressure after drawing water, so there is continuous inflow water drainage tank 1 of water, the water resource gets into water drainage tank 1 bottom after filter screen 5 and filter 6 filter and flows out after water pump 15 extraction, prevent impurity influence water pump 15's operating condition in the aquatic, when drawing water in the mine and accomplishing, can close first valve 13, leave over some water resources in water drainage tank 1, prevent that water drainage tank 1 cavity from getting into water pump 15 in, prevent that water pump 15 from taking place the cavitation phenomenon.

Referring to fig. 2, 3 and 5, in the present embodiment, the second adjusting device includes a fixed plate 19 and a support plate 20, the fixed plate 19 and the support plate 20 are disposed at the bottom of the first moving block 9, two support plates 20 are disposed, the fixed plate 19 is disposed between the two support plates 20, a rotating shaft 21 is rotatably disposed on the fixed plate 19, a second motor 22 is disposed at one side of the support plate 20, the rotating shaft 21 passes through the support plate 20 and is fixedly connected to a motor shaft of the second motor 22, a second screw 23 is rotatably disposed at the bottom of the first moving block 9, a first gear 24 is disposed on the rotating shaft 21, a second gear 25 matched with the first gear 24 is fixedly disposed on the second screw 23, a sliding plate 26 is disposed at one side of the second screw 23, a fixing ring 27 in threaded fit with the second screw 23 is fixedly disposed on the sliding plate 26, the scraper 10 is disposed at the bottom of the sliding plate 26, a sliding track 28 is disposed on the support plate 20, sliding blocks 29 matched with the sliding tracks 28 are fixedly arranged on two sides of the sliding plate 26, when water resources enter the drainage box 1 from a mine in use and are filtered by the filter plate 6, partial silt remains on the filter plate 6, when silt covers the filter plate 6 to influence the filtering efficiency, the first motor 8 is driven, the first motor 8 drives the first screw 7 to rotate, the first screw 7 drives the first movable block 9 to move, the position of the second adjusting device is adjusted, the second motor 22 is turned on while the first movable block 9 moves, the second motor 22 drives the rotating shaft 21 to rotate, the rotating shaft 21 drives the first gear 24 to rotate, the first gear 24 rotates to drive the second gear 25 to rotate, the second gear 25 drives the second screw 23 to rotate, the second screw 23 rotates to drive the fixing ring 27 to vertically move, the fixed ring 27 drives the sliding plate 26 to move in the vertical direction, the sliding blocks 29 are arranged on two sides of the sliding plate 26, the sliding blocks 29 move on the sliding rails 28 of the supporting plate 20 to prevent the sliding plate 26 and the scraping plate 10 from rotating, the scraping plate 10 is enabled to always abut against the filtering plate 6 through the cooperation of the first adjusting device and the second adjusting device, and sludge on the filtering plate 6 enters the dredging box 17 through the dredging holes 16 to be intensively treated.

Referring to fig. 2, in the present embodiment, a filter barrel 31 is disposed at the top of the water outlet pipe 4, an activated carbon filter layer 32 is disposed in the filter barrel 31, water filtered by the filter plate 6 is collected at the bottom of the water discharge tank 1, and is filtered by the activated carbon filter layer 32 in the filter barrel 31 and then pumped out by the water pump 15, so that the water pump 15 operates safely and efficiently.

Example 2:

on the basis of embodiment 1, when the device is installed, the dredging box 17 is installed on one side of the drainage box 1 through the installation sheet 18, the rubber belt 30 is arranged between the installation sheet 18 and the drainage box 1, the tightness of the drainage box 1 and the dredging box 17 is improved through the rubber belt 30, when the device is used, the first valve 13 and the second valve 14 are closed, the air pump 11 is opened, the air pump 11 pumps air to the drainage box 1, the drainage box 1 is pumped into a vacuum state, then the first valve 13 is opened, the drainage box 1 absorbs water from a mine because the air pressure in the drainage box 1 is lower than the external air pressure, so that water is stored in the drainage box 1, the second valve 14 is opened, the water outlet pipe 4 is also filled with water, then the water pump 15 is opened, the water pump 15 acts to pump water in the water outlet pipe 4 and the drainage box 1, the air pressure in the drainage box 1 is still lower than the external air pressure after water pumping, so that water continuously flows into the drainage box 1, water resources filtered by the filter plate 6 are gathered at the bottom of the drainage box 1, after being filtered by the active carbon filter layer 32 in the filter barrel 31, the water is pumped out by the water pump 15, so that the water pump 15 can operate safely and efficiently.

Example 3:

on the basis of embodiment 2, when in use, when water resource enters the drainage box 1 from a mine and is filtered by the filter plate 6, part of sludge remains on the filter plate 6, when the sludge covers the filter plate 6 to affect the filtering efficiency, the first motor 8 is driven, the first motor 8 drives the first screw 7 to rotate, the first screw 7 drives the first moving block 9 to move, the position of the second adjusting device is adjusted, the second motor 22 is turned on while the first moving block 9 moves, the second motor 22 drives the rotating shaft 21 to rotate, the rotating shaft 21 drives the first gear 24 to rotate, the first gear 24 drives the second gear 25 to rotate, the second gear 25 drives the second screw 23 to rotate, the second screw 23 rotates to drive the fixing ring 27 to move in the vertical direction, the fixing ring 27 drives the sliding plate 26 to move in the vertical direction, the sliding plate 26 is provided with sliding blocks 29 on both sides, the sliding blocks 29 move on the sliding tracks 28 of the supporting plate 20 to prevent the sliding plate 26 and the scraping plate 10 from rotating, the scraping plate 10 is always abutted against the filter plate 6 through the cooperation of the first adjusting device and the second adjusting device, and the sludge on the filter plate 6 enters the dredging box 17 through the dredging holes 16 for centralized treatment.

In all the above-mentioned embodiments, the connection between two components may be selected from welding, bolt and nut fit connection, bolt or screw connection or other known connection methods according to actual situations, which are not repeated herein, and it is preferable to consider welding in the above description, although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A is used for mine drainage structures in pit, includes drainage box (1), its characterized in that: a transparent plate (2) is arranged on one side of the drainage box (1), a water inlet pipe (3) and a water outlet pipe (4) are arranged on the drainage box (1), a filter screen (5) is sleeved on the water inlet pipe (3), a filter plate (6) is arranged in the drainage box (1), a first adjusting device is arranged on the filter plate (6), the first adjusting device comprises a first screw rod (7), a first motor (8) and a first moving block (9), one end of the first screw rod (7) is rotatably connected with the drainage box (1), the other end of the first screw rod penetrates through the drainage box (1) and is fixedly connected with a motor shaft of the first motor (8), the first screw rod (7) penetrates through the first moving block (9) and is in threaded connection with the first moving block (9), a second adjusting device is arranged at the bottom of the first moving block (9), a scraping plate (10) is fixedly arranged at the bottom of the second adjusting device, drainage box (1) top is equipped with air pump (11) and vacuum meter (12), be equipped with first valve (13) on inlet tube (3), be equipped with second valve (14) on outlet pipe (4), outlet pipe (4) one side is equipped with water pump (15).

2. A structure for downhole drainage of a mine as defined in claim 1, wherein: drainage tank (1) one side is equipped with desilting hole (16) and desilting case (17), desilting case (17) are through desilting hole (16) and drainage tank (1) intercommunication, desilting case (17) are equipped with installation piece (18) all around, can dismantle through the cooperation of bolt and nut between installation piece (18) and drainage tank (1) and be connected.

3. A structure for downhole drainage of a mine as defined in claim 1, wherein: the second adjusting device comprises a fixing plate (19) and two supporting plates (20), the fixing plate (19) and the supporting plates (20) are arranged at the bottom of the first moving block (9), the number of the supporting plates (20) is two, the fixing plate (19) is arranged between the two supporting plates (20), a rotating shaft (21) is arranged on the fixing plate (19) in a rotating mode, a second motor (22) is arranged on one side of each supporting plate (20), and the rotating shaft (21) penetrates through the supporting plates (20) and is fixedly connected with a motor shaft of the second motor (22).

4. A structure for use in downhole drainage of a mine as defined in claim 3, wherein: the material scraping device is characterized in that a second screw rod (23) is rotatably arranged at the bottom of the first moving block (9), a first gear (24) is arranged on the rotating shaft (21), a second gear (25) matched with the first gear (24) is fixedly arranged on the second screw rod (23), a sliding plate (26) is arranged on one side of the second screw rod (23), a fixing ring (27) in threaded fit with the second screw rod (23) is fixedly arranged on the sliding plate (26), and the material scraping plate (10) is arranged at the bottom of the sliding plate (26).

5. A structure for use in a mine downhole drainage of claim 4, wherein: a sliding rail (28) is arranged on the supporting plate (20), and sliding blocks (29) matched with the sliding rail (28) are fixedly arranged on two sides of the sliding plate (26).

6. A structure for downhole drainage of a mine as defined in claim 2, wherein: the mounting piece (18) is provided with a rubber belt (30) in a sticking way.

7. A structure for downhole drainage of a mine as defined in claim 1, wherein: the top of the water outlet pipe (4) is provided with a filter vat (31), and an activated carbon filter layer (32) is arranged in the filter vat (31).