CN109236681B

CN109236681B - Submersible sewage pump with floating and sinking mechanism

Info

Publication number: CN109236681B
Application number: CN201811092279.5A
Authority: CN
Inventors: 时飞龙
Original assignee: Frog Pump Co Ltd
Current assignee: Frog Pump Co., Ltd
Priority date: 2018-09-19
Filing date: 2018-09-19
Publication date: 2021-04-13
Anticipated expiration: 2038-09-19
Also published as: CN109236681A

Abstract

The invention provides a submersible sewage pump with a sinking and floating mechanism. The submersible sewage pump solves the technical problems that the existing submersible sewage pump is simple in structure, cannot adjust the water level height of the submersible sewage pump during working, and is single in function and the like. This submersible sewage pump with float and sink mechanism, including the workstation, be provided with one on the workstation and adjust its water level height float and sink the mechanism, be fixed with the mount pad on the workstation, be provided with a submersible sewage pump on the mount pad, submersible sewage pump includes the pump body, dive motor, base and side cap, and the pump body has water inlet and delivery port, and the water inlet setting is at pump body lower extreme, and water inlet department is provided with a water inlet filter mechanism rather than being linked together, and the delivery port setting is at pump body lateral part, and delivery port department is provided with a delivery port filter mechanism rather than being linked together. The invention has the characteristic of good functionality.

Description

Submersible sewage pump with floating and sinking mechanism

Technical Field

The invention belongs to the field of fluid machinery, and relates to a submersible sewage pump, in particular to a submersible sewage pump with a floating and sinking mechanism.

Background

The composition of the paper-making waste water of a paper mill is complex, and the composition of the paper-making waste water depends on the method of paper pulp, the variety of the produced paper pulp, the type of raw materials and other factors. The suspended matters in the paper industry wastewater mainly come from barks, grass scraps, silt in a material preparation section, furnace ash and slag discharged along with water, fibers lost in various procedures of pulping and papermaking, fillers and the like. The submersible sewage pump is a submersible sewage pump, can tear and cut off long fibers, bags, belts, grass, cloth strips and other substances in sewage, then smoothly discharges the sewage, and is particularly suitable for conveying liquid containing hard solids and fibrous substances and particularly dirty, sticky and slippery liquid.

Through retrieval, as chinese patent literature discloses a submersible sewage pump with filth cutting function [ application number: CN 201320159704.4; publication No.: CN203272197U ]. The utility model provides a submersible sewage pump with filth cutting function, includes submersible motor, the pump body that links to each other with submersible motor, the base that links to each other with the pump body and install the impeller in the pump body, impeller center department has a main shaft, the periphery is equipped with a fixed cover around the main shaft, a cutting head is installed to fixed cover bottom, the cutting head includes a plurality of first cutting pieces, has a ring cutting dish at cutting head upper end fixed mounting, the ring cutting dish has to be equipped with a plurality of second cutting pieces to centre of a circle direction department, first cutting piece upper end is tangent with second cutting piece lower extreme.

The submersible sewage pump disclosed in the patent can cut the sewage in the pump body through the cutting head, but, the submersible sewage pump is simple in structure, the water level height of the submersible sewage pump during operation cannot be adjusted, and the submersible sewage pump is single in function.

Disclosure of Invention

The invention aims to solve the problems in the prior art, and provides a submersible sewage pump with a floating and sinking mechanism, which aims to solve the technical problems that: how to adjust the water level height of the submersible sewage pump during working.

The purpose of the invention can be realized by the following technical scheme: the utility model provides a submersible sewage pump with float and sink mechanism, comprises a workbench, a serial communication port, be provided with one on the workstation and adjust its water level height float and sink mechanism, be fixed with the mount pad on the workstation, be provided with a submersible sewage pump on the mount pad, submersible sewage pump includes the pump body, the dive motor, base and side cap, the pump body has water inlet and delivery port, the water inlet sets up at pump body lower extreme, water inlet department is provided with a water inlet filter mechanism rather than being linked together, the delivery port sets up at pump body lateral part, delivery port department is provided with a delivery port filter mechanism rather than being linked together, the base is fixed on the mount pad, the water inlet of the pump body is fixed on the base, the submersible motor is fixed in pump body upper end, and the main shaft of submersible motor stretches into inside the pump body, the.

The working principle of the invention is as follows: it is internal to drive sewage from the water inlet through the dive motor and get into the pump, simultaneously, filters the sewage of water inlet through water inlet filtering mechanism, then drives sewage through the dive motor and flows out from the delivery port of the pump body, filters the sewage of delivery port through delivery port filtering mechanism at last, through the water level height of the mechanism adjusting work platform that floats, then can adjust the water level height of dive dredge pump during operation, and is functional good.

The utility model discloses a water spray pipe, including the water pump, the pipe absorbs water, the spray pipe, shower nozzle and fixed plate, the water pump is fixed on the workstation, it is provided with the solenoid valve to absorb water on the pipe, the one end and the water pump that absorb water the pipe are linked together, the other end that absorbs water the pipe is vertical upwards, and the other end that absorbs water the pipe passes through the clamp to be fixed on the workstation, the one end of spray pipe is passed workstation and water pump and is linked together, the other end of spray pipe is vertical downwards, and the other end of spray pipe passes through the joint to be fixed on the fixed plate, the fixed plate is fixed on the workstation, be provided with a supporting workbench.

When the water level height of the workbench needs to be adjusted, the water pump is controlled to act, the water pump drives the water suction pipe to suck liquid from the upper part of the workbench, then the water spray pipe downwards sprays the liquid through the spray head, the workbench is subjected to upward impulsive force, the workbench is enabled to move upwards or float in water, and therefore the water level height of the workbench is adjusted.

The auxiliary supporting structure comprises a cylinder, a supporting pad, a cushioning spring and a cushioning sleeve, the cylinder is fixed on a fixing plate, a piston rod of the cylinder is vertical downwards, a piston rod end portion of the cylinder is arranged in the cushioning sleeve, the cushioning spring is arranged in the cushioning sleeve, two ends of the cushioning spring are free ends, one end of the cushioning spring is in contact with the piston rod end portion of the cylinder, the other end of the cushioning spring is in contact with the supporting pad, the cushioning sleeve is fixed at the upper end of the supporting pad, and the lower end of the supporting pad is a free end in contact with the bottom of a sewage pool.

When the workstation is supported to needs, the piston rod of control cylinder moves down, and the piston rod of cylinder drives the bradyseism sleeve and moves down, and the bradyseism sleeve drives the supporting pad and moves down to the effluent water sump bottom, and simultaneously, the bradyseism spring is pressed, makes the supporting pad support the workstation in a buffering way.

And the water spraying pipe is provided with a flow regulating valve.

By adopting the structure, the liquid size of the spray pipe is adjusted through the flow adjusting valve, and the adjusting effect is good.

The supporting pad is made of synthetic rubber.

The pump body is characterized in that a first through hole is formed in the workbench, a second through hole is formed in the mounting seat, and the first through hole and the second through hole are communicated with a water inlet of the pump body.

The water inlet filtering mechanism comprises a first filtering box, a first cover plate, a first push rod motor, a push shaft and a push rod, a plurality of second filtering holes are formed in the upper end of the first filtering box, the second filtering holes are communicated with the water inlet of the pump body, a plurality of third filtering holes are formed in the lower end of the first filtering box, the aperture size of the third filtering holes is larger than that of the second filtering holes, the first filtering box is fixed at the lower end of a workbench, a stirring structure capable of stirring dirt is arranged in the first filtering box, a vibrating motor is fixed at the upper end of the first filtering box, a first flow sensor is further fixed at the upper end of the first filtering box through a first connecting rod, an opening is formed in one side face of the first filtering box, the first cover plate is hinged to the opening of the first filtering box through a hinge, the first push rod motor is fixed on the other side face of the first filtering box, the other end of the first coupling is connected with one end of the pushing shaft, the other end of the pushing shaft is hinged to one end of the pushing rod, the other end of the pushing rod is hinged to the inner side of the first cover plate, and the first flow sensor is connected with the first push rod motor through a circuit.

When the sewage of water inlet is filtered to needs, stir the filth in the rose box one through stirring structure, the large granule that will cross the three entering of filtration pore or the filth of rectangular shape stir into tiny particle or short bar-shaped filth, then discharge from crossing filtration pore two, the sewage flow through a pair of filtration pore two of flow sensor detects, when the flow is less than the predetermined value, then a large amount of filths are stifled at filtration pore two, at this moment, the action of the push rod of control push rod motor one, the push rod of push rod motor one drives shaft coupling one and removes, shaft coupling one drives the catch axle and removes, the catch axle drives apron one and rotates, apron one opens the opening of rose box one, then the filth of stopping up gets into the effluent water sump again, can carry out repeated filtration to the filth from this.

The stirring structure comprises a stirring motor, a rotating shaft and a stirring plate, the stirring motor is fixed on the first filtering box, the output shaft of the stirring motor is horizontally arranged, the output shaft of the stirring motor penetrates through one side of the filtering box and one end of the second coupler and is connected with one end of the rotating shaft, the other end of the second coupler is connected with the middle of the stirring plate, the stirring plate is a circular plate, and a plurality of stirring rods are fixed on the stirring plate.

When dirt in the first filter box needs to be stirred, the output shaft of the stirring motor is controlled to rotate, the output shaft of the stirring motor drives the second coupler to rotate, the second coupler drives the rotating shaft to rotate, the rotating shaft drives the stirring plate to rotate, the stirring plate drives the stirring rod to rotate, and the stirring rod stirs the dirt in the first filter box.

The delivery port filtering mechanism comprises a second filtering box, a second push rod motor and a pushing plate, the second filtering box is provided with an input port and an output port, the input port is fixed on the side cover, the output port is fixedly provided with a filter screen, the outer side of the filter screen is provided with the second flow sensor, the second flow sensor is fixed at the output port through a second connecting rod, a drain outlet is formed in the lower end of the second filtering box, the drain outlet is connected with a storage structure for storing dirt, the second push rod motor is fixed on the second filtering box, the push rod of the second push rod motor is vertical downwards, the push rod of the second push rod motor penetrates through the lateral part of the second filtering box and is connected with the pushing plate, the pushing plate is arranged in the second filtering.

When the sewage of delivery port is filtered to needs, get into sewage through the input port, filth in to rose box two through the filter screen filters, the sewage flow through two pairs of delivery outlets of flow sensor detects, when the flow is less than the predetermined value, then a large amount of filths are stifled on the filter screen, at this moment, the push rod action of control push rod motor two, push rod motor two's push rod drives the kickboard downstream, the kickboard promotes filth downstream to sewage disposal department, filth in to rose box two is stored through storage structure, reduce the environment burden.

The storage structure is including the storage case that has the feed storage mouth, apron two, telescopic link one, telescopic link two and reset spring, the storage case is fixed on the workstation, apron two articulates the storage mouth department at filter box two through the hinge, and apron two offsets with the drain of filter box two and leans on, the one end of telescopic link one articulates on the storage incasement wall, the other end of telescopic link one is the free end, reset spring's one end is fixed in telescopic link one, reset spring's the other end is the free end that contacts with the one end of telescopic link two, the one end of telescopic link two slides and sets up in telescopic link one, the other end of telescopic link two and two inboard articulations of apron.

When needs are stored the filth in the rose box two, promote the filth downstream to apron two through the kickboard, apron two pressurized drive telescopic link two one end rotate, telescopic link two the other end slides and extrudees reset spring in telescopic link one, reset spring pressurized produces deformation, makes the apron two to the inboard rotation of storage case, then the storage mouth is pressed and is opened, and the filth enters into in the storage case.

The filter screen is a metal rubber filter screen.

The filter screen is provided with a plurality of filter holes IV, and the aperture size of the filter holes IV is 0.01-0.08 mm.

By adopting the structure, large-diameter impurities in the sewage at the water outlet are blocked by the filtering holes IV, and the filtering effect is good.

The controller is fixed on the workbench, and the submersible motor, the push rod motor I, the push rod motor II, the vibrating motor, the stirring motor, the water pump and the air cylinder are all connected with the controller through circuits.

By adopting the structure, the controller controls the motor, the water pump and the cylinder to act, and the automation degree is high.

Compared with the prior art, this submersible sewage pump with float and sink mechanism has following advantage:

1. the submersible sewage pump has the advantages that the submersible motor drives sewage to enter the pump body from the water inlet, meanwhile, the sewage at the water inlet is filtered through the filter box, then the submersible motor drives the sewage to flow out from the water outlet of the pump body, finally, the sewage at the two water outlets is filtered through the filter box, the water level height of the submersible sewage pump during working is adjusted through the spray head, and the submersible sewage pump is good in functionality;

2. the flow regulating valve is arranged on the spray pipe, and by adopting the structure, the liquid size of the spray pipe is regulated through the flow regulating valve, so that the regulating effect is good;

3. the filter screen is provided with a plurality of filter holes IV, and by adopting the structure, large-diameter impurities in sewage at the water outlet are blocked through the filter holes IV, so that the filter effect is good;

4. the controller is fixed on the workbench, the structure is adopted, the motor, the water pump and the cylinder are controlled to act through the controller, and the automation degree is high.

Drawings

Fig. 1 is a schematic plan view of the present invention.

Fig. 2 is a partially enlarged view of a portion a in fig. 1.

Fig. 3 is a schematic perspective view of the balancing mechanism of the present invention.

Fig. 4 is a schematic plan view of the submersible sewage pump of the present invention.

Fig. 5 is a schematic plan view of the portion of fig. 4 with portions broken away.

Fig. 6 is a schematic plan view of a cutting blade according to the present invention.

Fig. 7 is a schematic plan view of the filter net according to the present invention.

In the figure, 1, a submersible motor; 1a, a main shaft; 2. a side cover; 3. a pump body; 4. a base; 5. a mounting seat; 6. a first flow sensor; 7. a vibration motor; 8. a suction pipe; 9. an electromagnetic valve; 10. a water pump; 11. a water spray pipe; 12. a controller; 13. a work table; 14. a flow regulating valve; 15. a fixing plate; 16. a spray head; 17. a support pad; 18. a cushioning sleeve; 19. a cushioning spring; 20. a cylinder; 21. a first cover plate; 22. a stirring rod; 23. a push rod; 24. pushing the shaft; 25. a first filter box; 25a and a third filtering hole; 25b, a second filtering hole; 26. a first coupler; 27. a rotating shaft; 28. a push rod motor I; 29. a second coupler; 30. a stirring motor; 31. stirring the plate; 32. a material storage box; 33. a second cover plate; 34. a second filter box; 35. a filter screen; 35a and a filtering hole IV; 36. a flow sensor II; 37. a push plate; 38. a push rod motor II; 39. a first telescopic rod; 40. a return spring; 41. a second telescopic rod; 42. a first limiting block; 43. a second limiting block; 44. a first curved track; 44a, a first sliding groove; 45. a balance ball; 46. a second curved track; 46a and a second chute; 47. an impeller; 48. a filter plate; 48a and a first filtering hole; 49. a second bearing; 50. a first check ring; 51. a helical blade; 52. a driven bevel gear I; 53. a rotating shaft; 54. a driven bevel gear II; 55. a second check ring; 56. fixing a sleeve; 57. a first bearing; 58. a drive bevel gear; 59. cutting the disc; 60. and (4) cutting the blade.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1-7, the submersible sewage pump with a floating and sinking mechanism comprises a workbench 13, a floating and sinking mechanism capable of adjusting the water level height is arranged on the workbench 13, a mounting seat 5 is fixed on the workbench 13, in this embodiment, the mounting seat 5 is fixed on the workbench 13 by means of bolt connection, a submersible sewage pump is arranged on the mounting seat 5, the submersible sewage pump comprises a pump body 3, a submersible motor 1, a base 4 and a side cover 2, the pump body 3 is provided with a water inlet and a water outlet, the water inlet is arranged at the lower end of the pump body 3, the water inlet is provided with a water inlet filtering mechanism communicated with the water inlet, the water outlet is arranged at the side part of the pump body 3, the water outlet is provided with a water outlet filtering mechanism communicated with the water outlet, the base 4 is fixed on the mounting seat 5, in this embodiment, the base 4 is fixed on the mounting seat 5 by means, the water inlet of the pump body 3 is fixed on the base 4, and in this embodiment, the water inlet of the pump body 3 is fixed on the base 4 through bolted connection, and the submersible motor 1 is fixed on the upper end of the pump body 3, and in this embodiment, the submersible motor 1 is fixed on the upper end of the pump body 3 through bolted connection, and the main shaft 1a of the submersible motor 1 extends into the pump body 3, and the side cover 2 is fixed at the water outlet of the pump body 3, and in this embodiment, the side cover 2 is fixed at the water outlet of the pump body 3 through bolted connection.

The floating and sinking mechanism comprises a water pump 10, a water suction pipe 8, a water spray pipe 11, a nozzle 16 and a fixing plate 15, wherein the water pump 10 is fixed on a workbench 13, in the embodiment, the water pump 10 is fixed on the workbench 13 in a bolt connection manner, an electromagnetic valve 9 is arranged on the water suction pipe 8, one end of the water suction pipe 8 is communicated with the water pump 10, the other end of the water suction pipe 8 is vertically upward, the other end of the water suction pipe 8 is fixed on the workbench 13 through a clamp, one end of the water spray pipe 11 penetrates through the workbench 13 to be communicated with the water pump 10, the other end of the water spray pipe 11 is vertically downward, the other end of the water spray pipe 11 is fixed on the fixing plate 15 through a joint, the fixing plate 15 is fixed on the workbench 13, in the embodiment, the fixing plate 15 is fixed on the workbench 13 in a bolt connection manner, an auxiliary supporting structure for supporting the workbench 13 is, in this embodiment, the nozzle head 16 is fixed to the other end of the spout 11 by means of a screw connection.

Supplementary bearing structure includes cylinder 20, supporting pad 17, bradyseism spring 19 and bradyseism sleeve 18, cylinder 20 is fixed on fixed plate 15, in this embodiment, cylinder 20 passes through bolted connection's mode and fixes on fixed plate 15, cylinder 20's piston rod is vertical downwards, and cylinder 20's piston rod tip sets up in bradyseism sleeve 18, bradyseism spring 19 sets up in bradyseism sleeve 18, the both ends of bradyseism spring 19 are the free end, and the one end of bradyseism spring 19 and the piston rod tip of cylinder 20 contact, the other end and the supporting pad 17 of bradyseism spring 19 contact, bradyseism sleeve 18 fixes the upper end at supporting pad 17, in this embodiment, bradyseism sleeve 18 passes through bolted connection's mode and fixes the upper end at supporting pad 17, the lower extreme of supporting pad 17 is the free end that contacts bottom the effluent water sump.

The spray pipe 11 is provided with a flow control valve 14.

By adopting the structure, the liquid size of the spray pipe 11 is adjusted through the flow adjusting valve 14, and the adjusting effect is good.

The material of the support pad 17 is synthetic rubber.

A first through hole is formed in the workbench 13, a second through hole is formed in the mounting seat 5, and the first through hole and the second through hole are communicated with a water inlet of the pump body 3.

The water inlet filtering mechanism comprises a filtering box I25, a cover plate I21, a push rod motor I28, a push shaft 24 and a push rod 23, wherein the upper end of the filtering box I25 is provided with a plurality of filtering holes II 25b, in the embodiment, fifty filtering holes II 25b are provided, the filtering holes II 25b are communicated with the water inlet of the pump body 3, the lower end of the filtering box I25 is provided with a plurality of filtering holes III 25a, in the embodiment, twenty five filtering holes III 25a are provided, the aperture size of the filtering holes III 25a is larger than that of the filtering holes II 25b, the filtering box I25 is fixed at the lower end of the worktable 13, in the embodiment, the filtering box I25 is fixed at the lower end of the worktable 13 in a bolt connection mode, a stirring structure capable of stirring dirt is arranged in the filtering box I25, the upper end of the filtering box I25 is fixed with a vibration motor 7, in the embodiment, the vibration motor 7 is fixed at the upper end, the upper end of the first filter box 25 is further fixed with a first flow sensor 6 through a first connecting rod, an opening is formed in one side face of the first filter box 25, the first cover plate 21 is hinged to the opening of the first filter box 25 through a hinge, the first push rod motor 28 is fixed to the other side face of the first filter box 25, in the embodiment, the first push rod motor 28 is fixed to the other side face of the first filter box in a bolt connection mode, the push rod of the first push rod motor 28 is horizontally arranged, the end portion of the push rod of the first push rod motor 28 penetrates through the other side face of the first filter box 25 and is connected with one end of the first coupler 26, the other end of the first coupler 26 is connected with one end of the push shaft 24, the other end of the push shaft 24 is hinged to one end of the push rod 23, the other end of the push rod.

The stirring structure comprises a stirring motor 30, a rotating shaft 27 and a stirring plate 31, wherein the stirring motor 30 is fixed on a first filter box 25, in the embodiment, the stirring motor 30 is fixed on the first filter box 25 in a bolt connection mode, the output shaft of the stirring motor 30 is horizontally arranged, the output shaft of the stirring motor 30 penetrates through the side surface of the first filter box 25 and is connected with one end of a second coupler 29, the other end of the second coupler 29 is connected with one end of the rotating shaft 27, the other end of the rotating shaft 27 is connected with the middle of the stirring plate 31, the stirring plate 31 is a circular plate, a plurality of stirring rods 22 are fixed on the stirring plate 31, in the embodiment, the number of the stirring rods 22 is sixteen, and the stirring rods 22 are fixed on the stirring plate 31 in a bolt.

The water outlet filtering mechanism comprises a second filtering box 34, a second push rod motor 38 and a pushing plate 37, the second filtering box 34 is provided with an input port and an output port, the input port is fixed on the side cover 2, in the embodiment, the input port is fixed on the side cover 2 in a bolt connection mode, a filtering screen 35 is fixed at the output port, in the embodiment, the filtering screen 35 is fixed at the output port in a welding mode, a second flow sensor 36 is arranged on the outer side of the filtering screen 35, the second flow sensor 36 is fixed at the output port through a second connecting rod, the lower end of the second filtering box 34 is provided with a sewage discharge port, the sewage discharge port is connected with a storage structure for storing sewage, the second push rod motor 38 is fixed on the second filtering box 34, in the embodiment, the second push rod motor 38 is fixed on the second filtering box 34 in a bolt connection mode, a push rod of the second push rod motor 38 is vertically downward, the push, the pushing plate 37 is arranged in the second filter box 34, and the second flow sensor 36 is connected with the second push rod motor 38 through a circuit.

The material storage structure comprises a material storage box 32 with a material storage port, a second cover plate 33, a first telescopic rod 39, a second telescopic rod 41 and a return spring 40, wherein the material storage box 32 is fixed on the workbench 13, in the embodiment, the material storage box 32 is fixed on the workbench 13 by welding, the second cover plate 33 is hinged at the material storage opening of the second filter box 34 by a hinge, the cover plate II 33 is abutted against the sewage discharge port of the filter box II 34, one end of the telescopic rod I39 is hinged on the inner wall of the material storage box 32, the other end of the telescopic rod I39 is a free end, one end of the reset spring 40 is fixed in the telescopic rod I39, in this embodiment, one end of the return spring 40 is fixed in the first expansion link 39 by welding, the other end of the return spring 40 is a free end in contact with one end of the second expansion link 41, one end of the second expansion link 41 is slidably disposed in the first expansion link 39, and the other end of the second expansion link 41 is hinged to the inner side of the second cover plate 33.

The filter screen 35 is a metal rubber filter screen 35.

The filter screen 35 is provided with a plurality of filter holes four 35a, the aperture size of the filter holes four 35a is 0.01-0.08mm, in this embodiment, the aperture size of the filter holes four 35a is 0.05 mm.

By adopting the structure, large-diameter impurities in water outlet dirt are blocked by the four filter holes 35a, and the filter effect is good.

The pump body 3 is internally provided with a transverse cutting mechanism capable of transversely cutting long fiber impurities in the sewage and a longitudinal cutting mechanism capable of longitudinally cutting the long fiber impurities in the sewage.

The transverse cutting mechanism comprises an impeller 47, a filter plate 48 and cutting disks 59, the impeller 47 is fixed on a main shaft 1a of the submersible motor 1 through a fixing sleeve 56, the main shaft 1a of the submersible motor 1 is fixed on the inner wall of the pump body 3 through a bearing I57, the upper end of the impeller 47 abuts against the bearing I57, the lower end of the impeller 47 is in contact with the filter plate 48, the filter plate 48 penetrates through the main shaft 1a and is fixed on the inner wall of the pump body 3, the lower end of the filter plate 48 is in contact with the cutting disks 59, the center of the cutting disks 59 penetrates through the main shaft 1a, the cutting disks 59 are circular plates, and a plurality of cutting blades 60 are arranged on the side; the longitudinal cutting mechanism comprises a driving bevel gear 58, a driven bevel gear 52, a driven bevel gear 54, a retainer ring 50, a retainer ring two 55 and a rotating shaft 53, wherein the driving bevel gear 58 is fixed at the lower end of the main shaft 1a, in the embodiment, the driving bevel gear 58 is fixed at the lower end of the main shaft 1a in a key connection mode, the upper end of the driving bevel gear 58 is contacted with the cutting disc 59, two ends of the rotating shaft 53 are fixed on the inner wall of the pump body 3 through a bearing two 49, the driven bevel gear 52 and the driven bevel gear two 54 are respectively fixed at the middle part of the rotating shaft 53, in the embodiment, the driven bevel gear 52 and the driven bevel gear two 54 are respectively fixed at the middle part of the rotating shaft 53 in a key connection mode, in addition, both the driven bevel gear 52 and the driven bevel gear two 54 are meshed with the driving bevel gear 58, the retainer ring 50 is fixed, one end of the first check ring 50 abuts against the second bearing 49, the other end of the first check ring 50 abuts against the first driven bevel gear 52, the second check ring 55 is fixed on the rotating shaft 53, in the embodiment, the second check ring 55 is fixed on the rotating shaft 53 in a tight fit mode, one end of the second check ring 55 abuts against the second bearing 49, the other end of the second check ring 55 abuts against the second driven bevel gear 54, and the first check ring 50 and the second check ring 55 are both provided with spiral blades 51.

The filter plate 48 is further provided with a plurality of first filter holes 48a, and in this embodiment, the number of the first filter holes 48a is one hundred.

By adopting the structure, the dirt at the water inlet is blocked through the first filtering hole 48a, so that a large amount of dirt is prevented from being involved into the impeller 47 in a short time.

Be provided with one on workstation 13 and keep its stable balanced mechanism, balanced mechanism includes curved shape track 44, curved shape track two 46 and balance ball 45, curved shape track 44 and curved shape track two 46 are all fixed at workstation 13 lower extreme, in this embodiment, curved shape track 44 and curved shape track two 46 are all fixed at workstation 13 lower extreme through the welded mode, and curved shape track 44 and curved shape track two 46's bottom is crossing, curved shape track 44 is last to have seted up spout 44a, curved shape track two 46 has last to have seted up spout two 46a, balance ball 45 can slide in curved shape track 44 and curved shape track two 46 respectively through spout 44a and spout two 46 a.

A first limiting block 42 is fixed in the first sliding groove 44a, and a second limiting block 43 is fixed in the second sliding groove 46 a.

By adopting the structure, the first limiting block 42 limits the balance ball 45 in the first sliding groove 44a, and the second limiting block 43 limits the balance ball 45 in the second sliding groove 46a, so that the limitation is reliable.

The controller 12 is fixed on the workbench 13, in this embodiment, the controller 12 is fixed on the workbench 13 in a bolt connection manner, the controller 12 is a commercially available single chip microcomputer, programs of the single chip microcomputer for controlling the submersible motor 1, the push rod motor I28, the push rod motor II 38, the vibration motor 7, the stirring motor 30, the water pump 10 and the air cylinder 20 are available, the programs do not need to be edited, and the submersible motor 1, the push rod motor I28, the push rod motor II 38, the vibration motor 7, the stirring motor 30, the water pump 10 and the air cylinder 20 are all connected with the controller 12 through circuits.

By adopting the structure, the controller 12 controls the motor, the water pump 10 and the air cylinder 20 to act, and the automation degree is high.

The working principle of the invention is as follows: sewage is driven to enter the pump body 3 from the water inlet by the submersible motor 1, meanwhile, the output shaft of the stirring motor 30 is controlled to rotate, the output shaft of the stirring motor 30 drives the second coupling 29 to rotate, the second coupling 29 drives the rotating shaft 27 to rotate, the rotating shaft 27 drives the stirring plate 31 to rotate, the stirring plate 31 drives the stirring rod 22 to rotate, the stirring rod 22 stirs the sewage in the first filter tank 25, large particles or strip-shaped sewage entering the third filter hole 25a are stirred into small particles or short strip-shaped sewage, then the small particles or short strip-shaped sewage is discharged from the second filter hole 25b, the sewage flow of the second filter hole 25b is detected by the first flow sensor 6, when the flow is smaller than a preset value, a large amount of sewage is blocked in the second filter hole 25b, at the moment, the push rod action of the first push rod motor 28 is controlled, the push rod of the first push rod motor 28 drives the first coupling, the push shaft 24 drives the push rod 23 to move, the push rod 23 drives the first cover plate 21 to rotate, the first cover plate 21 opens the opening of the first filter tank 25, the blocked dirt enters the sewage pool again, therefore, the dirt can be filtered repeatedly, the main shaft 1a of the submersible motor 1 is controlled to rotate, the main shaft 1a of the submersible motor 1 drives the fixing sleeve 56 to rotate, the fixing sleeve 56 drives the impeller 47 to rotate, the impeller 47 drives the sewage to enter the pump body 3 from the water inlet, meanwhile, the main shaft 1a of the submersible motor 1 drives the cutting disc 59 to rotate, the cutting disc 59 drives the cutting blade 60 to rotate, the cutting blade 60 transversely cuts long fiber impurities in the sewage, the main shaft 1a of the submersible motor 1 simultaneously drives the driving bevel gear 58 to rotate, the driving bevel gear 58 simultaneously drives the first driven bevel gear 52 and the second driven bevel gear 54 to rotate, the first driven bevel gear 52 and the second driven bevel gear 54, the rotating shaft 53 drives the first check ring 50 and the second check ring 55 to rotate simultaneously, the first check ring 50 and the second check ring 55 drive the spiral blade 51 to rotate simultaneously, the spiral blade 51 longitudinally cuts long fiber impurities in sewage, then the submersible motor 1 drives the sewage to flow out from the water outlet of the pump body 3, finally the sewage enters from the inlet, the sewage in the second filter box 34 is filtered through the filter screen 35, the sewage flow of the outlet is detected through the second flow sensor 36, when the flow is smaller than a preset value, a large amount of sewage is blocked on the filter screen 35, at the moment, the push rod action of the second push rod motor 38 is controlled, the push rod of the second push rod motor 38 drives the push plate 37 to move downwards, the push plate 37 pushes the sewage to move downwards to the second cover plate 33, the second cover plate 33 is pressed to drive one end of the second telescopic rod 41 to rotate, the other end of the second telescopic rod 41 slides in, the return spring 40 is pressed to deform, so that the cover plate II 33 rotates towards the inner side of the storage box 32, the storage port is pressed open, dirt enters the storage box 32, the environmental burden is reduced, the water pump 10 is controlled to act, the water pump 10 drives the water suction pipe 8 to suck liquid from the upper part of the workbench 13, then the spray pipe 11 downwards sprays the liquid through the spray head 16, so that the workbench 13 is upwards impacted, the workbench 13 upwards moves or floats in water, the water level height of the workbench 13 is adjusted, the piston rod of the air cylinder 20 downwards moves, the piston rod of the air cylinder 20 drives the cushioning sleeve 18 downwards, the cushioning sleeve 18 drives the supporting pad 17 to downwards move to the bottom of the sewage pool, meanwhile, the cushioning spring 19 is pressed, the supporting pad 17 is used for buffering and supporting the workbench 13, the water level height of the submersible sewage pump during operation can be adjusted, and the balancing ball 45 slides in the first curved track 44 or the second curved track 46, make balancing ball 45 be located curved shape track 44 and curved shape track two 46's bottom all the time to keep the focus of workstation 13, keep workstation 13 stable, then can keep the stability of submersible sewage pump during operation, this submersible sewage pump cutting ability is high, and cutting effect is good.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

Claims

1. A submersible sewage pump with a floating and sinking mechanism comprises a workbench and is characterized in that the workbench is provided with a floating and sinking mechanism capable of adjusting the water level height of the workbench, a mounting seat is fixed on the workbench, a submersible sewage pump is arranged on the mounting seat and comprises a pump body, a submersible motor, a base and a side cover, the pump body is provided with a water inlet and a water outlet, the water inlet is arranged at the lower end of the pump body, the water inlet is provided with a water inlet filtering mechanism communicated with the water inlet, the water outlet is arranged at the side part of the pump body, the water outlet is provided with a water outlet filtering mechanism communicated with the water outlet, the base is fixed on the mounting seat, the water inlet of the pump body is fixed on the base, the submersible motor is fixed at the upper end of the pump body, a main shaft of the submersible motor extends; the water inlet filtering mechanism comprises a first filtering box, a first cover plate, a first push rod motor, a push shaft and a push rod, a plurality of second filtering holes are formed in the upper end of the first filtering box, the second filtering holes are communicated with the water inlet of the pump body, a plurality of third filtering holes are formed in the lower end of the first filtering box, the aperture size of the third filtering holes is larger than that of the second filtering holes, the first filtering box is fixed at the lower end of a workbench, a stirring structure capable of stirring dirt is arranged in the first filtering box, a vibrating motor is fixed at the upper end of the first filtering box, a first flow sensor is further fixed at the upper end of the first filtering box through a first connecting rod, an opening is formed in one side face of the first filtering box, the first cover plate is hinged to the opening of the first filtering box through a hinge, the first push rod motor is fixed on the other side face of the first filtering box, the other end of the first coupling is connected with one end of a pushing shaft, the other end of the pushing shaft is hinged with one end of a pushing rod, the other end of the pushing rod is hinged with the inner side of the first cover plate, and the first flow sensor is connected with the first push rod motor through a circuit; the water outlet filtering mechanism comprises a second filtering box, a second push rod motor and a pushing plate, the second filtering box is provided with an input port and an output port, the input port is fixed on the side cover, a filtering net is fixed at the output port, a second flow sensor is arranged on the outer side of the filtering net, the second flow sensor is fixed at the output port through a second connecting rod, the lower end of the second filtering box is provided with a sewage discharge port, the sewage discharge port is connected with a storage structure for storing sewage, the second push rod motor is fixed on the second filtering box, a push rod of the second push rod motor is vertically downward, the push rod of the second push rod motor penetrates through the side part of the second filtering box and is connected with the pushing plate, the pushing plate is arranged in the second; the stirring structure comprises a stirring motor, a rotating shaft and a stirring plate, the stirring motor is fixed on the first filter tank, an output shaft of the stirring motor is horizontally arranged, the output shaft of the stirring motor penetrates through one side face of the first filter tank and is connected with one end of the second coupler, the other end of the second coupler is connected with one end of the rotating shaft, the other end of the rotating shaft is connected with the middle part of the stirring plate, the stirring plate is a circular plate, and a plurality of stirring rods are fixed on the stirring plate; a controller is fixed on the workbench, and the submersible motor, the push rod motor I, the push rod motor II, the vibration motor, the stirring motor, the water pump and the cylinder are all connected with the controller through circuits; the storage structure comprises a storage box with a storage port, a cover plate II, a first telescopic rod, a second telescopic rod and a return spring, the storage box is fixed on a workbench, the storage box is fixed on the workbench in a welding mode, the second cover plate is hinged to the storage port of the second filter box through a hinge, the second cover plate abuts against a sewage discharge port of the second filter box, one end of the first telescopic rod is hinged to the inner wall of the storage box, the other end of the first telescopic rod is a free end, one end of the return spring is fixed in the first telescopic rod, the other end of the return spring is a free end which is in contact with one end of the second telescopic rod, one end of the second telescopic rod is slidably arranged in the first telescopic rod, and the other end of the; be provided with one on the workstation and keep its stable balanced mechanism, balanced mechanism includes bent shape track one, bent shape track two and balance ball, and bent shape track one all fixes the workstation lower extreme with bent shape track two, and the bottom of bent shape track one and bent shape track two is crossing, has seted up spout one on the bent shape track one, has seted up spout two on the bent shape track two, and the balance ball can slide in bent shape track one and bent shape track two respectively through spout one and spout two.

2. The submersible sewage pump with the sinking and floating mechanism according to claim 1, wherein the sinking and floating mechanism comprises a water pump, a water suction pipe, a water spray pipe, a nozzle and a fixing plate, the water pump is fixed on the workbench, the water suction pipe is provided with an electromagnetic valve, one end of the water suction pipe is communicated with the water pump, the other end of the water suction pipe is vertically upward, the other end of the water suction pipe is fixed on the workbench through a clamp, one end of the water spray pipe penetrates through the workbench and is communicated with the water pump, the other end of the water spray pipe is vertically downward, the other end of the water spray pipe is fixed on the fixing plate through a joint, the fixing plate is fixed on the workbench, the fixing plate is provided with an auxiliary supporting structure for supporting the workbench, and the nozzle is.

3. The submersible sewage pump with the floating and sinking mechanism as claimed in claim 2, wherein the auxiliary supporting structure comprises a cylinder, a supporting pad, a cushioning spring and a cushioning sleeve, the cylinder is fixed on the fixing plate, a piston rod of the cylinder is vertically downward, a piston rod end of the cylinder is arranged in the cushioning sleeve, the cushioning spring is arranged in the cushioning sleeve, two ends of the cushioning spring are free ends, one end of the cushioning spring is in contact with the piston rod end of the cylinder, the other end of the cushioning spring is in contact with the supporting pad, the cushioning sleeve is fixed at the upper end of the supporting pad, and the lower end of the supporting pad is a free end in contact with the bottom of the sewage pool.

4. The submersible sewage pump with a sinking and floating mechanism of claim 2 wherein the spray pipe is provided with a flow control valve.

5. The submersible sewage pump with a sinking-floating mechanism according to claim 3 wherein the support pad is made of synthetic rubber.

6. The submersible sewage pump with the sinking and floating mechanism according to claim 1, wherein the workbench is provided with a first through hole, the mounting seat is provided with a second through hole, and the first through hole and the second through hole are both communicated with the water inlet of the pump body.