Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a submersible sewage pump with a water inlet filtering mechanism, which aims to solve the technical problems that: how to filter the water inlet of the submersible sewage pump.
The purpose of the invention can be realized by the following technical scheme: the utility model provides a submersible sewage pump with water inlet filtering mechanism, comprises a workbench, a serial communication port, be provided with one on the workstation and adjust its water level height's float and sink mechanism, be provided with one on the workstation and keep its stable balance 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 filtering mechanism who is linked together rather than, the delivery port sets up at pump body lateral part, the base is fixed on the mount pad, the water inlet of the pump body is fixed on the base, the dive motor is fixed in pump body upper end, and inside the main shaft of dive motor stretched into the pump body.
The working principle of the invention is as follows: it is internal to drive sewage from the water inlet entering pump through the dive motor, simultaneously, filters the sewage of water inlet through water inlet filtering mechanism, then drives sewage through the dive motor and flows from the delivery port of the pump body, and the water level height through the mechanism adjustment work platform that floats and sinks, then can adjust the water level height of dive dredge pump during operation, keeps the workstation stable through balance mechanism, then can keep the stability of dive dredge pump during operation, and this dive dredge pump filters effectually.
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 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 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.
Balance 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.
When the worktable needs to be kept stable, the balance ball slides in the first curved track or the second curved track, so that the balance ball is always positioned at the bottoms of the first curved track and the second curved track, the gravity center of the worktable is kept, and the stability of the worktable is kept.
A first limiting block is fixed in the first sliding groove, and a second limiting block is fixed in the second sliding groove.
By adopting the structure, the balance balls in the first pair of sliding grooves of the limiting block are limited, and the balance balls in the second pair of sliding grooves of the limiting block are limited, so that the limiting is reliable.
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 water inlet filtering mechanism has following advantage:
1. the submersible sewage pump has the advantages that sewage is driven by the submersible motor to enter the pump body from the water inlet, meanwhile, the sewage at the water inlet is filtered by the filter box, then the sewage is driven by the submersible motor to flow out from the water outlet of the pump body, the water level height of the submersible sewage pump during working is adjusted by the spray head, the submersible sewage pump is kept stable during working by the balance ball, and the submersible sewage pump is good in filtering effect;
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 first sliding groove is internally fixed with a first limiting block, the second sliding groove is internally fixed with a second limiting block, the structure is adopted, the first sliding groove is limited by the first limiting block relative to the balance ball in the first sliding groove, and the second sliding groove is limited by the second limiting block relative to the balance ball in the second sliding groove, so that the limiting is reliable;
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.
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 water inlet filtering mechanism comprises a workbench 13, a floating and sinking mechanism capable of adjusting the water level height of the workbench 13 is arranged on the workbench 13, a balancing mechanism capable of keeping the workbench 13 stable 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 base 4 is fixed on the mounting seat 5, in this embodiment, the base 4 is fixed on the mounting seat 5, 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 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.
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 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.
Balance mechanism includes curved track one 44, curved track two 46 and balance ball 45, curved track one 44 and curved track two 46 are all fixed at 13 lower extremes of workstation, in this embodiment, curved track one 44 and curved track two 46 are all fixed at 13 lower extremes of workstation through the welded mode, and curved track one 44 and curved track two 46's bottom is crossing, curved track one 44 is last to have seted up spout one 44a, curved track two 46 is last to have seted up spout two 46a, balance ball 45 can slide in curved track one 44 and curved track two 46 respectively through spout one 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 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.
The water outlet is provided with a water outlet filtering mechanism communicated with the water outlet, 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 a bolt connection mode, a filtering net 35 is fixed at the output port, in the embodiment, the filtering net 35 is fixed at the output port in a welding mode, the outer side of the filtering net 35 is provided with a second flow sensor 36, 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 storing 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, the push rod of the push rod motor II 38 is vertically downward, the push rod of the push rod motor II 38 penetrates through the side part of the filter box II 34 and is connected with the push plate 37, the push plate 37 is arranged in the filter box II 34, and the flow sensor II 36 is connected with the push rod motor II 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 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.