CN117662775A - Novel cut-off device for prefabricated pump station - Google Patents

Abstract

The invention discloses a novel cut-off device for a prefabricated pump station, which relates to the field of cut-off devices and comprises a cut-off assembly, wherein the top and the bottom of an inner cavity of the cut-off assembly are symmetrically and movably connected with cut-off plates, an adaptive groove is formed in the middle of the top of the bottom cut-off plate, a rotating plate is rotationally connected in the inner cavity of a displacement assembly, a treatment pipe is arranged on the front surface of the cut-off assembly, a crushing blade is rotationally connected on the front surface of the inner cavity of the treatment pipe, a second scraping plate is arranged on the back surface of the inner cavity of the treatment pipe, a prefabricated pump station body is arranged at the bottom of the treatment pipe, a liquid level sensor is fixedly connected on the right side of the inner cavity of the prefabricated pump station body, and a decompression pipe is arranged on the back surface of the cut-off assembly. According to the novel cut-off device for the prefabricated pump station, the working pressure of the prefabricated pump station can be monitored according to the pressure of fluid, so that the working efficiency of the prefabricated pump station can be controlled, the phenomenon of blockage can be avoided, and meanwhile, the whole prefabricated pump station is convenient to maintain.

Description

Novel cut-off device for prefabricated pump station

Technical Field

The invention relates to the field of cut-off devices, in particular to a novel cut-off device for a prefabricated pump station.

Background

The prefabricated pump station is an integrated product integrating a submersible pump, pump station equipment, a decontamination grating equipment, a control system and a remote monitoring system, and has the characteristics of flexibility, extremely short pump station construction period and extremely simple and convenient installation, and becomes a new pump station construction development trend in municipal industry at present.

When the prefabricated pump station works, if the condition of high pressure is met, the inside treatment equipment is difficult to treat more sundries and fluid at one time, the phenomenon of blocking and backflow easily occurs, the treatment efficiency of the prefabricated pump station on the fluid can be affected, and when the sundries to be treated are more, the phenomenon of blocking often occurs, so that workers need to maintain the prefabricated pump station for many times, and the maintenance cost is increased while time and labor are wasted.

Therefore, it is necessary to provide a new stop for prefabricated pump stations to solve the above problems.

Disclosure of Invention

The invention mainly aims to provide a novel cut-off device for a prefabricated pump station, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:

the novel cut-off device for the prefabricated pump station comprises a cut-off assembly, wherein the top and the bottom of an inner cavity of the cut-off assembly are symmetrically and movably connected with cut-off plates, the centers of the top and the bottom of the cut-off assembly are symmetrically and fixedly connected with hydraulic push rods, the centers of the top and the bottom of the cut-off plates are provided with adapting grooves, the bottom of the cut-off plate is movably connected with a displacement assembly, the inner cavity of the displacement assembly is rotationally connected with a rotating plate, and two sides of the left side and the right side of the cut-off plates are symmetrically and fixedly connected with elastic baffle belts;

the front of the interception component is provided with a treatment pipe, the front of the inner cavity of the treatment pipe is rotationally connected with a crushing blade, the back of the inner cavity of the treatment pipe is provided with a coarse filter screen, and the front of the coarse filter screen is rotationally connected with a second scraping plate;

the bottom of handling the pipe is provided with prefabricated pump station body, the positive fixedly connected with grid backup pad of prefabricated pump station body inner chamber, the bottom of grid backup pad is provided with the submersible sewage pump, the right side fixedly connected with level sensor of prefabricated pump station body inner chamber, the back-mounted of closure assembly has the decompression pipe.

Preferably, the right and left sides of the shutoff assembly are provided with access boards in a symmetrical threaded manner, two opposite sides of the hydraulic push rod are symmetrically and fixedly connected with the centers of the opposite sides of the two shutoff boards, the shutoff assembly is of a cavity structure with the front side and the back side communicated with the outside, a containing groove is formed in the inner cavity of the shutoff assembly, the shutoff boards are movably connected in the inner cavity of the containing groove, and sealing gaskets are symmetrically and fixedly connected to the front side and the back side of the inner cavity of the containing groove.

Preferably, the two elastic baffle belts are symmetrically and movably connected to the left side and the right side of the inner cavity of the accommodating groove, the front side and the back side of the two elastic baffle belts are symmetrically and rotatably connected with limiting wheels, and the limiting wheels are movably connected to the inner cavity of the accommodating groove.

Preferably, the centre fixedly connected with movable block at displacement subassembly top, movable block swing joint is in the inner chamber of top closure plate, the top the inner chamber of closure plate is rotated and is connected with the lead screw, the back of lead screw is through first pivot fixedly connected with driving motor, driving motor fixed connection is at the back of the closure plate inner chamber at top, movable block threaded connection is at the outer wall of lead screw.

Preferably, the displacement assembly is of a cavity structure with the bottom communicated with the outside, the right side of the inner cavity of the displacement assembly is fixedly connected with a waterproof motor, the left side of the waterproof motor is fixedly connected to the right side of the rotating plate through a second rotating shaft, and the rotating plate is matched with the adapting groove in size.

Preferably, the positive centre fixedly connected with inlet tube of treatment tube, the centre flange joint of inlet tube outer wall has the manometer, the positive fixedly connected with controller on treatment tube right side, the front grafting of treatment tube inner chamber has the frame, crushing blade rotates to be connected in the inner chamber of frame.

Preferably, the centre fixedly connected with second waterproof motor at coarse filter screen back, the front of second waterproof motor passes through shaft coupling fixedly connected with axis of rotation, smash blade fixed connection in the front of axis of rotation outer wall, the top and the bottom symmetry threaded connection at coarse filter screen front and back have the mounting bracket, top and bottom mounting bracket symmetry fixed connection is at the top and the bottom of handling the intraductal chamber of pipe, the back of handling the pipe is through first ring flange threaded connection in the front of closure assembly.

Preferably, the positive centre fixedly connected with first drain pipe of prefabricated pump station body, the centre flange joint of first drain pipe outer wall has the valve, the back fixedly connected with passage at prefabricated pump station body top, the centre flange joint of passage outer wall has first solenoid valve, the top fixedly connected with of passage is at the back of handling the pipe bottom, first logical groove has been seted up at the back of handling pipe inner chamber bottom, first logical groove communicates with each other with the inner chamber of passage, the positive threaded connection at prefabricated pump station body top has the access door, the centre fixedly connected with handle at access door top.

Preferably, the right side of the prefabricated pump station body inner cavity is fixedly connected with an escalator, three submersible sewage pumps are arranged, the back side of the submersible sewage pump is communicated with the middle submersible sewage pump inner cavity through a first connecting pipeline, the middle submersible sewage pump is communicated with the front submersible sewage pump inner cavity through a second connecting pipeline, and the front submersible sewage pump is communicated with the inner cavity of the first drain pipe.

Preferably, the center at prefabricated pump station body back fixedly connected with raceway, the outer wall flange joint of raceway has the second solenoid valve, the back fixedly connected with thin filter screen of decompression pipe inner chamber, the top fixedly connected with second drain pipe at decompression pipe back, the second through groove has been seted up at the back at decompression pipe inner chamber bottom, the second through groove is located the front of thin filter screen, the top fixedly connected with of raceway is at the back at decompression pipe bottom and communicates with each other with the inner chamber of raceway.

Advantageous effects

Compared with the prior art, the invention provides the novel cut-off device for the prefabricated pump station, which has the following beneficial effects:

1. this prefabricated novel cut-off equipment for pump station through starting two hydraulic push rods that set up, can drive two closure plates and remove to relative one side to this can seal the inner chamber of closure assembly, can play the effect of closure this moment, can avoid fluid inflow to the inner chamber of decompression pipe, in the holding tank of closure plate can be prevented to fluid inflow through the elasticity retaining band that sets up, through the sealed pad that sets up, can play better sealed effect, the spacing wheel can play spacing effect simultaneously, through detachable access panel, the convenience is maintained the inner chamber of closure assembly and is handled.

2. This prefabricated novel cut-off equipment for pump station can drive the lead screw through the driving motor that starts the setting and rotate for movable block can with lead screw threaded connection, can drive the displacement subassembly and carry out back-and-forth movement this moment, can drive the rotor plate and carry out back-and-forth movement when the displacement subassembly removes, can scrape the debris that remains in the adaptation groove inner chamber this moment, with this leakproofness after can guaranteeing the shutoff of shutoff plate, make it not have the gap to remain, through the waterproof motor that starts the setting, can drive the rotor plate and rotate back and forth, when having debris to meet the bottom of rotor plate again, can clap it, can further improve the leakproofness between two shutoff plates.

3. This prefabricated pump station is with novel cut-off equipment, through the manometer that sets up, can carry out the monitoring of pressure to the fluid that gets into in the inlet tube inner chamber, so can carry out the switch to the subassembly of intercepting according to the condition of pressure and handle, through the axis of rotation that starts the setting, can drive the second scraper blade and smash the blade and rotate, when smashing the blade and rotate, can smash the debris that gets into in the processing tube inner chamber and handle, through the coarse filter screen that sets up, can carry out filtration to the debris after smashing for bulky debris can not flow to the subassembly department of intercepting, through being driven the second scraper blade by the axis of rotation, can prevent that debris from blocking up the coarse filter screen.

4. This prefabricated pump station is with novel cut-off equipment, through the first logical groove and the passage that set up, can be with the fluid introduction after handling to the inner chamber of prefabricated pump station body in, can handle the work to fluid through the three dive dredge pump that sets up, can follow the inner chamber discharge of first drain pipe after the processing finishes, can monitor the liquid level of prefabricated pump station body inner chamber through the level sensor who sets up, if its liquid level is higher, result in the dive dredge pump processing rate to receive the influence after, can stop fluidic entering through closing first solenoid valve, open the shutoff subassembly this moment, can be with the inner chamber of fluid introduction to the decompression pipe, can play the effect to the decompression of prefabricated pump station body this moment.

5. This prefabricated pump station is with novel cut-off equipment, can continue to filter the fluid through the thin filter screen that sets up, can discharge after the fluidic liquid level reaches second drain pipe department, remaining fluid that has debris can get into the inner chamber to the raceway through the second through-slot, rethread raceway reintroduces to the inner chamber of prefabricated pump station body, thereby make the dive dredge pump can handle the fluid that has more debris again and work, this structure can effectively improve the work efficiency of prefabricated pump station body, when operating pressure is great, can avoid the phenomenon that the dive dredge pump breaks down to take place, also conveniently enter into the inner chamber of prefabricated pump station body through the access door and the staircase of setting and maintain the work.

Drawings

FIG. 1 is a schematic view of the front face of the present invention;

FIG. 2 is a schematic view of the construction of the closure assembly of the present invention;

FIG. 3 is a schematic view showing the structure of a shut-off plate according to the present invention;

FIG. 4 is a schematic view of the displacement assembly of the present invention;

FIG. 5 is a schematic view of the structure of the lumen of the treatment tube of the present invention;

FIG. 6 is a schematic view of the structure of the internal cavity of the prefabricated pump station body of the present invention;

FIG. 7 is a schematic view of the structure of the inner cavity of the pressure reducing tube of the present invention.

In the figure: 1. a shutoff assembly; 2. a hydraulic push rod; 3. an access panel; 4. a shutoff plate; 5. a sealing gasket; 6. an adaptation groove; 7. a displacement assembly; 9. an elastic baffle; 10. a limiting wheel; 11. a treatment tube; 12. a movable block; 13. a screw rod; 14. a driving motor; 15. a rotating plate; 16. a waterproof motor; 17. a controller; 18. a water inlet pipe; 19. a pressure gauge; 20. a frame; 21. crushing the blades; 22. a rotating shaft; 23. a coarse filter screen; 24. a second scraper; 25. a mounting frame; 26. a first through groove; 27. prefabricating a pump station body; 28. a first drain pipe; 29. an access door; 30. a handle; 31. a material guiding pipe; 32. a first electromagnetic valve; 33. a valve; 34. a grid support plate; 35. an escalator; 36. a liquid level sensor; 37. a submersible sewage pump; 38. a water pipe; 39. a second electromagnetic valve; 40. a pressure reducing tube; 41. a second drain pipe; 42. a fine filter screen; 43. and a second through slot.

Detailed Description

The invention is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.

As shown in figures 1-4, the novel cut-off device for the prefabricated pump station comprises a cut-off assembly 1, wherein the top and the bottom of an inner cavity of the cut-off assembly 1 are symmetrically and movably connected with cut-off plates 4, the centers of the top and the bottom of the cut-off assembly 1 are symmetrically and fixedly connected with hydraulic push rods 2, an adaptive groove 6 is formed in the center of the top of the bottom cut-off plate 4, the bottom of the top cut-off plate 4 is movably connected with a displacement assembly 7, a rotating plate 15 is rotationally connected in the inner cavity of the displacement assembly 7, one sides of the left and right sides of the two cut-off plates 4, which are opposite, are symmetrically and fixedly connected with elastic baffle belts 9, the centers of the left and right sides of the cut-off assembly 1 are symmetrically and fixedly connected with an overhaul plate 3, one sides of the two opposite sides of the two hydraulic push rods 2 are symmetrically and fixedly connected with the centers of one sides of the two cut-off plates 4, the cut-off assembly 1 is a cavity structure with the front and the back sides communicated with the outside, a containing groove is formed in the inner cavity of the cut-off assembly 1, the closure plate 4 is movably connected in the cavity of the accommodating groove, the front and the back of the cavity of the accommodating groove are symmetrically and fixedly connected with sealing gaskets 5, the two elastic baffle belts 9 are symmetrically and movably connected at the left side and the right side of the cavity of the accommodating groove, the front and the back of the two elastic baffle belts 9 are symmetrically and rotatably connected with limiting wheels 10, the limiting wheels 10 are movably connected in the cavity of the accommodating groove, the center of the top of the displacement assembly 7 is fixedly connected with a movable block 12, the movable block 12 is movably connected in the cavity of the top closure plate 4, the cavity of the top closure plate 4 is rotatably connected with a screw rod 13, the back of the screw rod 13 is fixedly connected with a driving motor 14 through a first rotating shaft, the driving motor 14 is fixedly connected at the back of the cavity of the top closure plate 4, the movable block 12 is in threaded connection with the outer wall of the screw rod 13, the displacement assembly 7 is of a cavity structure with the bottom communicated with the outside, the right side fixedly connected with waterproof motor 16 of displacement subassembly 7 inner chamber, the left side of waterproof motor 16 passes through second pivot fixed connection and is on the right side of rotor plate 15, and rotor plate 15 and the size looks adaptation of adaptation groove 6.

Through starting two hydraulic push rods 2 that set up, can drive two shutoff boards 4 and remove to relative one side, so can carry out the shutoff with the inner chamber of shutoff subassembly 1, can play the effect of shutoff this moment, can avoid fluid inflow to the inner chamber of decompression pipe 40, in the holding tank of shutoff board 4 can be prevented through the elasticity band 9 that sets up, through the sealed pad 5 that sets up, can play better sealed effect, spacing wheel 10 can play spacing effect simultaneously, through detachable access panel 3, the convenience is maintained the inner chamber of shutoff subassembly 1 and is handled.

Through the driving motor 14 that starts the setting, can drive lead screw 13 and rotate for movable block 12 can with lead screw 13 threaded connection, can drive displacement subassembly 7 and carry out the back-and-forth movement this moment, can drive rotor plate 15 and carry out the back-and-forth movement when displacement subassembly 7 removes, can scrape the debris that remains in the adaptation groove 6 inner chamber this moment, with this leakproofness after can guaranteeing shutoff plate 4 shutoff, make it not have the gap to remain, can drive rotor plate 15 through the waterproof motor 16 that starts the setting and rotate back and forth, when having debris in the bottom of rotor plate 15 again, can clap it, can further improve the leakproofness between two shutoff plates 4.

As shown in fig. 1 and 5, a novel cut-off device for a prefabricated pump station is provided, a treatment pipe 11 is installed on the front surface of a cut-off assembly 1, a crushing blade 21 is rotationally connected to the front surface of the inner cavity of the treatment pipe 11, a coarse filter screen 23 is installed on the back surface of the inner cavity of the treatment pipe 11, a second scraping plate 24 is rotationally connected to the front surface of the coarse filter screen 23, a water inlet pipe 18 is fixedly connected to the front surface of the treatment pipe 11, a pressure gauge 19 is connected to a center flange of the outer wall of the water inlet pipe 18, a controller 17 is fixedly connected to the front surface of the right side of the treatment pipe 11, a frame 20 is inserted into the front surface of the inner cavity of the treatment pipe 11, the crushing blade 21 is rotationally connected to the inner cavity of the frame 20, a second waterproof motor is fixedly connected to the front surface of the coarse filter screen 23 through a shaft coupling, the crushing blade 21 is fixedly connected to the front surface of the outer wall of the rotation shaft 22, a mounting frame 25 is symmetrically screwed to the top and the bottom of the front surface of the coarse filter screen 23, the top and the bottom of the mounting frame 25 are symmetrically fixedly connected to the top and the bottom of the inner cavity of the treatment pipe 11, and the back surface of the treatment pipe 11 is screwed to the front surface of the assembly 1 through a first flange.

Through the manometer 19 that sets up, can carry out the monitoring of pressure to the fluid that gets into in the inlet tube 18 inner chamber, so can carry out the switch to the subassembly that intercepts according to the condition of pressure and handle, through the axis of rotation 22 that starts the setting, can drive second scraper blade 24 and crushing blade 21 and rotate, when crushing blade 21 rotates, can smash the debris that gets into in the processing tube 11 inner chamber and handle, through the coarse filter screen 23 that sets up, can carry out filtration to the debris after smashing for bulky debris can not flow to the subassembly that intercepts 1 department, through being driven second scraper blade 24 by axis of rotation 22, can prevent debris and block up coarse filter screen 23.

As shown in fig. 1, 6 and 7, a novel cutoff device for a prefabricated pump station is characterized in that a prefabricated pump station body 27 is arranged at the bottom of a treatment pipe 11, a grille support plate 34 is fixedly connected to the center of the inner cavity of the prefabricated pump station body 27, a submerged sewage pump 37 is arranged at the bottom of the grille support plate 34, a liquid level sensor 36 is fixedly connected to the right side of the inner cavity of the prefabricated pump station body 27, a decompression pipe 40 is arranged at the back of a cutoff assembly 1, a first drain pipe 28 is fixedly connected to the center of the front of the prefabricated pump station body 27, a valve 33 is connected to the center flange of the outer wall of the first drain pipe 28, a guide pipe 31 is fixedly connected to the back of the top of the prefabricated pump station body 27, a first electromagnetic valve 32 is connected to the center flange of the outer wall of the guide pipe 31, a first through-hole 26 is formed in the back of the inner cavity of the treatment pipe 11, the first through-hole 26 is communicated with the inner cavity of the guide pipe 31, a handle 30 is fixedly connected to the right side of the inner cavity of the prefabricated pump station body 27, a first drain pipe 35 is fixedly connected to the center of the front of the prefabricated pump station body 27, a three-side of the sewage pump 37 is fixedly connected to the inner cavity 37 through a second electromagnetic valve 37, a hollow cavity 40 is fixedly connected to the middle of the hollow cavity of the hollow 37, a hollow cavity of the hollow 37 is fixedly communicated with the hollow cavity of the hollow 37 is fixedly connected to the hollow 37, and the hollow 37 is fixedly communicated with the hollow cavity of the hollow 37, and the hollow 37 is fixedly connected to the hollow 37 is communicated with the hollow cavity of the hollow 37 through the hollow 37, and the hollow 37 is communicated with the hollow 37 through the hollow 37, the second through groove 43 is positioned in front of the fine filter screen 42, and the top of the water pipe 38 is fixedly connected to the back of the bottom of the pressure reducing pipe 40 and is communicated with the inner cavity of the water pipe 38.

Through the first logical groove 26 and the passage 31 that set up, can be with the fluid introduction after handling to prefabricated pump station body 27's inner chamber in, can handle the work through the three submersible sewage pump 37 that sets up, can follow the inner chamber discharge of first drain pipe 28 after the processing finishes, can monitor the liquid level of prefabricated pump station body 27 inner chamber through the level sensor 36 that sets up, if its liquid level is higher, result in the submersible sewage pump 37 processing rate to receive the influence after, can stop fluidic entering through closing first solenoid valve 32, open shutoff subassembly 1 this moment, can be with the inner chamber of fluid introduction to relief pipe 40, can play the effect to prefabricated pump station body 27 pressure release this moment.

The fluid can be filtered continuously through the fine filter screen 42, the fluid can be discharged after the liquid level of the fluid reaches the second drain pipe 41, the residual fluid with sundries can enter the inner cavity of the water pipe 38 through the second through groove 43, and the residual fluid can be reintroduced into the inner cavity of the prefabricated pump station body 27 through the water pipe 38, so that the submersible sewage pump 37 can process the fluid with more sundries again, the working efficiency of the prefabricated pump station body 27 can be effectively improved, when the working pressure is high, the phenomenon that the submersible sewage pump 37 breaks down can be avoided, and the maintenance work is carried out on the inner cavity of the prefabricated pump station body 27 conveniently through the arranged access door 29 and the staircase 35.

Specific example one:

the shutoff plates 4 are in a normally closed state, fluid enters the inner cavity of the treatment tube 11 through the water inlet tube 18, the pressure gauge 19 monitors the pressure of the fluid during the entering, if the pressure is high, the hydraulic push rod 2 is started to drive the two shutoff plates 4 to move to the opposite sides, a part of the fluid can enter the inner cavity of the decompression tube 40, the second waterproof motor is started to drive the rotating shaft 22 to rotate, the crushing blades 21 and the second scraping plate 24 are driven to rotate when the rotating shaft 22 rotates, the crushing blades 21 crush the fluid entering the inner cavity of the treatment tube 11 at the moment, so that the large-volume sundries carried by the fluid are crushed, a part of the fluid and the crushed sundries enter the inner cavity of the prefabricated pump station body 27 through the first through groove 26 and the guide tube 31, the other part can penetrate through the coarse filter screen 23 and enter the inner cavity of the shutoff assembly 1, then the fluid flows into the inner cavity of the decompression tube 40 from the inner cavity of the shutoff assembly 1, part of the fluid entering the inner cavity of the decompression tube 40 can be filtered by the fine filter screen 42 and enter the back surface of the fine filter screen 42, the fluid can be discharged from the second drain pipe 41 after the liquid level of the fluid is higher than that of the second drain pipe 41, the residual fluid and impurities can enter the inner cavity of the water conveying pipe 38 through the second through groove 43 and enter the inner cavity of the prefabricated pump station body 27 through the water conveying pipe 38, at the moment, the fluid and impurities can enter the bottom of the inner cavity of the prefabricated pump station body 27, the three submersible sewage pumps 37 are started, the fluid can be treated, and the treated fluid can be discharged from the inner cavity of the prefabricated pump station body 27 through the first drain pipe 28.

Specific embodiment II:

the liquid level sensor 36 constantly monitors the liquid level in the inner cavity of the prefabricated pump station body 27, if the liquid level in the inner cavity of the prefabricated pump station body 27 is higher, the working pressure of the submersible sewage pump 37 can be judged to be larger, the first electromagnetic valve 32 is started, the material guiding pipe 31 is closed, at the moment, fluid processed by the processing pipe 11 can directly enter the inner cavity of the decompression pipe 40 through the interception component 1, a part of fluid with higher liquid level can be discharged from the second drainage pipe 41, the residual fluid can enter the inner cavity of the prefabricated pump station body 27 through the water pipe 38, and at the moment, the submersible sewage pump 37 can easily process the fluid.

Third embodiment:

when the fluid pressure in the inner cavity of the processing pipe 11 is normal, the hydraulic push rod 2 is started, the two shutoff plates 4 are driven to move to opposite sides, when the shutoff plates 4 move, the elastic baffle band 9 is driven to shrink, meanwhile, the limiting wheel 10 can move in the accommodating groove of the inner cavity of the shutoff assembly 1 until the displacement assembly 7 drives the rotating plate 15 to be attached to the inner cavity of the adapting groove 6, the waterproof motor 16 is started, the rotating plate 15 is driven to rotate, sundries at the bottom of the rotating plate 15 can be beaten off, the driving motor 14 is started, the screw rod 13 is driven to rotate, the movable block 12 can be in threaded connection with the screw rod 13, at the moment, the displacement assembly 7 can drive the objects to move forwards and backwards until sundries in the inner cavity of the adapting groove 6 are scraped, at the moment, the fluid can be prevented from entering the inner cavity of the decompression pipe 40, and the prefabricated pump station body 27 can process limited fluid at the highest speed.

Fourth embodiment:

when the closure assembly 1 needs to be maintained, the two treatment pipes 11 are removed from the front and the back of the closure assembly 1, the access panel 3 is removed, so that the closure assembly 1 can be maintained, the access door 29 is removed, and a worker can enter the inner cavity of the prefabricated pump station body 27 through the escalator 35 to perform maintenance.

The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (10)

1. Novel cut-off device for prefabricated pump station, including shutoff subassembly (1), its characterized in that: the device is characterized in that a closure plate (4) is symmetrically and movably connected to the top and the bottom of an inner cavity of the closure assembly (1), a hydraulic push rod (2) is symmetrically and fixedly connected to the centers of the top and the bottom of the closure assembly (1), an adapting groove (6) is formed in the center of the top of the closure plate (4), a displacement assembly (7) is movably connected to the bottom of the closure plate (4), a rotating plate (15) is rotatably connected to the inner cavity of the displacement assembly (7), and elastic blocking belts (9) are symmetrically and fixedly connected to one sides of the left side and the right side of the closure plate (4);

the front of the intercepting assembly (1) is provided with a treatment pipe (11), the front of the inner cavity of the treatment pipe (11) is rotationally connected with a crushing blade (21), the back of the inner cavity of the treatment pipe (11) is provided with a coarse filter screen (23), and the front of the coarse filter screen (23) is rotationally connected with a second scraping plate (24);

the bottom of handling pipe (11) is provided with prefabricated pump station body (27), the positive fixedly connected with grid backup pad (34) of prefabricated pump station body (27) inner chamber, the bottom of grid backup pad (34) is provided with dive dredge pump (37), the right side fixedly connected with liquid level sensor (36) of prefabricated pump station body (27) inner chamber, the back-mounted of closure assembly (1) has decompression pipe (40).

2. A novel stop for prefabricated pump station according to claim 1, characterized in that: the utility model discloses a hydraulic pressure push rod, including hydraulic pressure push rod, shutoff subassembly (1), holding tank, sealing pad (5) are offered in the inner chamber of shutoff subassembly (1), the positive symmetrical threaded connection of shutoff subassembly (1) left and right sides has access panel (3), two the positive at two opposite sides of hydraulic pressure push rod (2) symmetrical fixed connection of one side is in two shutoff board (4) opposite sides, shutoff subassembly (1) is openly and the communicating cavity structure of back and external world, shutoff board (4) swing joint is in the inner chamber of holding tank, the front and the back symmetrical fixed connection of holding tank inner chamber is sealed.

3. A novel stop for prefabricated pump station according to claim 2, characterized in that: the two elastic baffle belts (9) are symmetrically and movably connected to the left side and the right side of the inner cavity of the accommodating groove, the front side and the back side of the two elastic baffle belts (9) are symmetrically and rotatably connected with limiting wheels (10), and the limiting wheels (10) are movably connected in the inner cavity of the accommodating groove.

4. A novel stop for a prefabricated pump station according to claim 3, wherein: the utility model discloses a motor, including displacement subassembly (7), movable block (12) swing joint is in the inner chamber of top closure plate (4), top the inner chamber rotation of closure plate (4) is connected with lead screw (13), the back of lead screw (13) is through first pivot fixedly connected with driving motor (14), driving motor (14) fixedly connected with is at the back of closure plate (4) inner chamber at top, movable block (12) threaded connection is at the outer wall of lead screw (13).

5. A novel stop for prefabricated pump station according to claim 1, characterized in that: the displacement assembly (7) is of a cavity structure with the bottom communicated with the outside, a waterproof motor (16) is fixedly connected to the right side of an inner cavity of the displacement assembly (7), the left side of the waterproof motor (16) is fixedly connected to the right side of the rotating plate (15) through a second rotating shaft, and the rotating plate (15) is matched with the adapting groove (6) in size.

6. A novel stop for prefabricated pump station according to claim 1, characterized in that: the utility model discloses a treatment tube, including processing tube (11), frame (20) are pegged graft in the front of processing tube (11) inner chamber, smashing blade (21) rotation connection in the inner chamber of frame (20), the positive centre fixedly connected with inlet tube (18) of processing tube (11), the centre flange joint of inlet tube (18) outer wall has manometer (19), the positive fixedly connected with controller (17) on processing tube (11) right side.

7. A novel stop for prefabricated pump station according to claim 1, characterized in that: the utility model discloses a novel water-proof device for the coal mine, including coarse filter screen (23), shaft coupling, crushing blade (21), mounting bracket (25) are connected with the centre fixedly connected with second waterproof motor at coarse filter screen (23) back, shaft coupling fixedly connected with axis of rotation (22) is passed through in the front of second waterproof motor, crushing blade (21) fixedly connected with is in the front of axis of rotation (22) outer wall, the top and the bottom symmetry threaded connection at coarse filter screen (23) front and back have, top and bottom mounting bracket (25) symmetry fixed connection are at the top and the bottom of handling pipe (11) inner chamber, the back of handling pipe (11) is through first ring flange threaded connection in the front of closure subassembly (1).

8. A novel stop for prefabricated pump station according to claim 1, characterized in that: the utility model discloses a prefabricated pump station body, including prefabricated pump station body (27), positive fixedly connected with first drain pipe (28), positive flange joint of first drain pipe (28) outer wall has valve (33), the positive fixedly connected with passage (31) at the back at prefabricated pump station body (27) top, the positive flange joint of passage (31) outer wall has first solenoid valve (32), the back at the bottom of handling pipe (11) is fixedly connected at the top of passage (31), first logical groove (26) have been seted up at the back of handling pipe (11) inner chamber bottom, the positive threaded connection at first logical groove (26) and the inner chamber of passage (31) communicate with each other, positive threaded connection at prefabricated pump station body (27) top has access door (29), the positive fixedly connected with handle (30) at access door (29) top.

9. A novel stop for prefabricated pump station according to claim 1, characterized in that: the right side of prefabricated pump station body (27) inner chamber fixedly connected with staircase (35), dive dredge pump (37) have three, the back dive dredge pump (37) communicate with each other with the dive dredge pump (37) inner chamber in centre through first connecting tube, in the middle dive dredge pump (37) communicate with each other with the dive dredge pump (37) inner chamber in front through the second connecting tube, openly dive dredge pump (37) communicate with each other with the inner chamber of first drain pipe (28).

10. A novel stop for prefabricated pump station according to claim 1, characterized in that: the utility model discloses a prefabricated pump station body, including prefabricated pump station body (27), outer wall flange joint of raceway (38) has second solenoid valve (39), the back fixedly connected with fine filter screen (42) of decompression pipe (40) inner chamber, the top fixedly connected with second drain pipe (41) of decompression pipe (40) back, second through groove (43) have been seted up at the back of decompression pipe (40) inner chamber bottom, second through groove (43) are located the front of fine filter screen (42), the top fixed connection of raceway (38) communicates with each other at the back of decompression pipe (40) bottom and with the inner chamber of raceway (38), the front of decompression pipe (40) is through second ring flange threaded connection at the back of closure assembly (1).