CN115013327A - Multifunctional submersible pump - Google Patents

Multifunctional submersible pump Download PDF

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Publication number
CN115013327A
CN115013327A CN202210614181.1A CN202210614181A CN115013327A CN 115013327 A CN115013327 A CN 115013327A CN 202210614181 A CN202210614181 A CN 202210614181A CN 115013327 A CN115013327 A CN 115013327A
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CN
China
Prior art keywords
ring
filter screen
electric push
pump
rod
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Granted
Application number
CN202210614181.1A
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Chinese (zh)
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CN115013327B (en
Inventor
张健
吕方平
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Zhejiang Senyuan Electromechanical Co ltd
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Individual
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Priority to CN202210614181.1A priority Critical patent/CN115013327B/en
Publication of CN115013327A publication Critical patent/CN115013327A/en
Application granted granted Critical
Publication of CN115013327B publication Critical patent/CN115013327B/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00Pumping installations or systems
    • F04D13/02Units comprising pumps and their driving means
    • F04D13/06Units comprising pumps and their driving means the pump being electrically driven
    • F04D13/08Units comprising pumps and their driving means the pump being electrically driven for submerged use
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C18/00Disintegrating by knives or other cutting or tearing members which chop material into fragments
    • B02C18/06Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
    • B02C18/08Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within vertical containers
    • B02C18/10Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within vertical containers with drive arranged above container
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C18/00Disintegrating by knives or other cutting or tearing members which chop material into fragments
    • B02C18/06Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
    • B02C18/16Details
    • B02C18/18Knives; Mountings thereof
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/70Suction grids; Strainers; Dust separation; Cleaning
    • F04D29/708Suction grids; Strainers; Dust separation; Cleaning specially for liquid pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D7/00Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
    • F04D7/02Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type
    • F04D7/04Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous
    • F04D7/045Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous with means for comminuting, mixing stirring or otherwise treating
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/10Biological treatment of water, waste water, or sewage

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

The invention discloses a multifunctional submersible pump, which comprises a pump shell, wherein a pump cover is fixedly arranged at the upper end of the pump shell; a waterproof motor is fixedly arranged on the pump cover, and an output shaft of the waterproof motor extends into the pump shell and is fixedly provided with an impeller; the lower end of the pump shell is provided with an inlet along the axial direction of an output shaft of the waterproof motor, and the outer side of the pump shell is provided with an outlet; three first electric push rods are uniformly arranged on the outer side of the circumference of the pump shell at intervals along the circumferential direction, the telescopic ends of the first electric push rods face downwards vertically and are provided with cushion blocks, and the first electric push rods are used for controlling the height of the inlet in the vertical direction; the lower end of the pump shell is provided with a filter plate component and a stirring component; when the submersible pump pumps clear water, the filter plate component moves to the lower end of the inlet, the stirring component is disconnected with the impeller, when the submersible pump pumps sludge, the filter plate component leaves the lower end of the inlet, and the stirring component is connected with the impeller; the multifunctional submersible pump is simple in structure and can prevent blockage.

Description

Multifunctional submersible pump
Technical Field
The invention relates to the technical field of submersible pumps, in particular to a multifunctional submersible pump.
Background
The submersible pump can lift water below the ground to a high position, and is widely used in various fields in life, and because the submersible pump is mainly used for transporting clear water, a filter screen is arranged at a water suction port of a common submersible pump to filter impurities in water; the sewage pump is mainly used for transporting water with more impurities and silt and is often used for cleaning the bottom of the pool, so that the common sewage pump cannot be additionally provided with a filter at an inlet and sucks and discharges the impurities or the silt through suction force generated by an internal impeller; when the sewage pump works, the sewage pump pumps the sludge by virtue of vacuum suction force generated by rotation of the impeller, so that the sludge is difficult to clean.
Disclosure of Invention
The invention aims to provide a multifunctional submersible pump which is simple in structure and can prevent blockage.
In order to achieve the purpose, the invention provides the following technical scheme: a multifunctional submersible pump comprises a pump shell, wherein a pump cover is fixedly arranged at the upper end of the pump shell; a waterproof motor is fixedly arranged on the pump cover, and an output shaft of the waterproof motor extends into the pump shell and is fixedly provided with an impeller; the lower end of the pump shell is provided with an inlet along the axial direction of an output shaft of the waterproof motor, and the outer side of the pump shell is provided with an outlet; three first electric push rods are uniformly arranged on the outer side of the circumference of the pump shell at intervals along the circumferential direction, the telescopic ends of the first electric push rods face downwards vertically and are provided with cushion blocks, and the first electric push rods are used for controlling the height of the inlet in the vertical direction; the lower end of the pump shell is provided with a filter plate component and a stirring component; when the immersible pump extracts the clear water, the lower extreme of filter plate subassembly motion to import, the stirring subassembly have with impeller disconnection, when the immersible pump extracts silt, the filter plate subassembly leaves the lower extreme of import, the stirring subassembly is connected with the impeller.
Further, the filter plate assembly comprises a left filter frame and a right filter frame, and a convex plate is arranged at the inlet of the lower end of the pump shell; sliding rails are arranged at the front side and the rear side of the inlet at the lower end of the convex plate along the left-right direction, and the left filter frame and the right filter frame are connected between the two sliding rails in a sliding manner along the left-right direction and have opposite movement directions; the lower end of the convex plate is fixedly provided with a left electric push rod on the left side of the left filter frame, a right electric push rod on the right side of the right filter frame, the telescopic end of the left electric push rod is fixedly connected with the left filter frame, and the telescopic end of the right electric push rod is fixedly connected with the right filter frame; a left filter screen is arranged in the left filter frame, and a right filter screen is arranged in the right filter frame; when the left electric push rod and the right electric push rod extend out, the left filter screen and the right filter screen move oppositely to the lower end of the inlet; when the left electric push rod and the right electric push rod are both contracted, the left filter screen and the right filter screen move back to back away from the lower end of the inlet.
Furthermore, a shaft lever extending downwards is fixedly arranged on the impeller, the shaft lever is driven to rotate when the impeller rotates, a scraper positioned below the left filter screen and the right filter screen is arranged at the lower end of the shaft lever, and the scraper is used for scraping impurities on the lower end faces of the left filter screen and the right filter screen; the left filter frame and the right filter frame are provided with avoidance notches, when the left filter screen and the right filter screen move to the lower end of the inlet in opposite directions, the shaft lever is positioned in the avoidance notches, and the scraper plate abuts against the lower end faces of the left filter screen and the right filter screen.
Furthermore, the stirring assembly comprises a slip ring, a left connecting plate extending downwards is arranged at the position of the left electric push rod at the lower end of the convex plate, and a right connecting plate extending downwards is arranged at the position of the right electric push rod; the slip ring is connected to the lower ends of the left filter screen and the right filter screen in a left-right sliding mode, and the scraper is located in the slip ring; the slip ring is provided with a left slide bar which is connected in a sliding manner in the left connecting plate along the radial direction leftward and a right slide bar which is connected in the right connecting plate along the radial direction rightward; the left sliding rod is provided with a baffle plate which extends upwards to a position between the two sliding rails, and the left end of the left sliding rod is provided with a left convex edge positioned on the left side of the left connecting plate; the left sliding rod is sleeved with a first spring positioned between the left connecting plate and the baffle, and the first spring is used for forcing the left convex edge to abut against the left side of the left connecting plate rightwards; when the left convex edge is abutted to the left side of the left connecting plate rightwards, the slip ring and the shaft rod are in a coaxial position;
a ring plate is rotationally connected in the slip ring, a plurality of rotating shafts are uniformly and rotationally connected in the ring plate at intervals along the circumferential direction, and the lower end of each rotating shaft is provided with a stirring cutter extending downwards; when the sliding ring and the shaft rod are in the coaxial position, the transmission assembly controls the scraper to be disconnected with the rotating shaft, when the left filter screen and the right filter screen move back to back and leave the lower end of the inlet, the left filter frame pushes the sliding ring to move left to the left end through the baffle, the transmission assembly controls the scraper to be connected with the rotating shaft, and when the scraper rotates, the rotating shafts are driven to rotate around the shaft rod.
Further, the transmission assembly comprises an outer gear ring, the outer gear ring is arranged on the outer side of the scraper, and a first inner gear ring is arranged on the ring plate; when the sliding ring and the shaft rod are in the coaxial position, the outer gear ring is disconnected with the first inner gear ring, and when the sliding ring moves to the left end position, the outer gear ring is meshed with the first inner gear ring; a second inner gear ring is fixedly arranged at the lower end of the slip ring, and a gear meshed with the second inner gear ring is fixedly arranged on the rotating shaft; when the ring plate drives the rotating shaft to rotate, the rotating shaft drives the stirring cutter to rotate under the action of the gear and the second inner gear ring.
Further, blades are symmetrically hinged to the outer side of the circumference of the shaft rod, a ring block is connected to the shaft rod in a sliding mode along the axial direction of the shaft rod, and the ring block is located below the blades; the outer side of the ring block is rotatably connected with a convex ring, a connecting rod is arranged between the convex ring and each blade, when the ring block moves upwards to the upper end, the connecting rods on the convex ring control the blades to move to the vertical position, and when the ring block moves downwards to the lower end, the connecting rods on the convex ring control the blades to move to the horizontal position.
Further, a sliding cylinder is hinged to the left filter frame, a telescopic rod is connected in the sliding cylinder in a sliding mode, and the telescopic rod is hinged to the ring block; when the left filter screen and the right filter screen move to the lower end of the inlet in opposite directions, the sliding cylinder is matched with the telescopic rod to drive the ring block to be in the upper end position, and when the left filter screen and the right filter screen are away from the lower end of the inlet in opposite directions, the sliding cylinder is matched with the telescopic rod to drive the ring block to be in the lower end position.
Advantageous effects
Compared with the prior art, the technical scheme of the invention has the following advantages:
1. the left filter screen and the right filter screen are arranged at the inlet of the submersible pump, and the impeller drives the scraper blade to rotate through the shaft lever, so that when the submersible pump transports water, the scraper blade scrapes the left filter screen and the right filter screen, impurities adsorbed on the left filter screen and the right filter screen are scraped away, and the left filter screen and the right filter screen are prevented from being blocked;
2. the left filter screen and the right filter screen are arranged at the inlet of the submersible pump, and the opening and closing of the left filter screen and the right filter screen are controlled by the left electric push rod and the right electric push rod, so that the left filter screen and the right filter screen are controlled to be opened by the left electric push rod and the right electric push rod after clear water is sucked dry, the submersible pump can be changed into a sewage pump, and sewage discharge work is carried out;
3. the blade is hinged to the shaft rod, and the sliding cylinder and the telescopic rod are matched with the left filter frame, so that when the left filter screen and the right filter screen move to the lower end of the inlet in opposite directions, the sliding cylinder and the telescopic rod are matched to drive the blade to rotate to a vertical position, the blade can be attached to the shaft rod, water absorption of the submersible pump is not affected, but when the left filter screen and the right filter screen move back to back and leave the lower end of the inlet, the sliding cylinder and the telescopic rod are matched to drive the blade to rotate to a horizontal position, the blade is perpendicular to the shaft rod, and when the impeller rotates to suck large impurities, the blade can shred the large impurities, so that the sewage discharge function is improved;
4. through set up the stirring subassembly in left filter screen and right filter screen below to set up outer ring gear in the scraper blade periphery, make left filter screen and right filter screen move away from the import lower extreme when, outer ring gear is connected with the meshing of first ring gear, and the drive stirs sword work when the impeller is rotatory like this, and then can stir the cutting to import below silt, reduces the consistency of silt, so that alright with better suction.
Drawings
FIG. 1 is a cross-sectional view of the present invention in a transport fresh water state;
FIG. 2 is a cross-sectional view of the present invention during sludge cleaning;
FIG. 3 is a top view of the present invention;
FIG. 4 is an enlarged view taken at I of FIG. 1 according to the present invention;
FIG. 5 is a cross-sectional view taken along line A-A of FIG. 4 in accordance with the present invention;
FIG. 6 is a cross-sectional view taken along line B-B of FIG. 4 in accordance with the present invention;
FIG. 7 is a cross-sectional view taken along line C-C of FIG. 4 in accordance with the present invention;
FIG. 8 is an enlarged view taken at II of FIG. 2 in accordance with the present invention;
FIG. 9 is a cross-sectional view taken along line D-D of FIG. 8 in accordance with the present invention;
FIG. 10 is a cross-sectional view taken along line E-E of FIG. 8 in accordance with the present invention;
fig. 11 is a cross-sectional view taken in the direction F-F of fig. 8 in accordance with the present invention.
Detailed Description
Referring to fig. 1-11, a multifunctional submersible pump includes a pump housing 1, wherein a pump cover 1a is fixedly disposed at an upper end of the pump housing 1; a waterproof motor 3 is fixedly arranged on the pump cover 1a, and an output shaft of the waterproof motor 3 extends into the pump shell 1 and is fixedly provided with an impeller 2; the lower end of the pump shell 1 is provided with an inlet 1b along the axial direction of an output shaft of the waterproof motor 3, and the outer side of the pump shell 1 is provided with an outlet 1 c; three first electric push rods 4 are uniformly arranged on the outer side of the circumference of the pump shell 1 at intervals along the circumferential direction, the telescopic ends of the first electric push rods 4 face downwards vertically and are provided with cushion blocks 4a, and the first electric push rods 4 are used for controlling the height of an inlet 1b in the vertical direction; the lower end of the pump shell 1 is provided with a filter plate component and a stirring component; when the immersible pump extracts the clear water, the lower extreme of filter plate subassembly motion to import 1b, the stirring subassembly have with impeller 2 disconnection, when the immersible pump extracts silt, the lower extreme that the filter plate subassembly left import 1b, the stirring subassembly is connected with impeller 2.
The filter plate assembly comprises a left filter frame 51 and a right filter frame 52, and a convex plate 1d is arranged at the inlet 1b at the lower end of the pump shell 1; slide rails 55 are arranged at the front side and the rear side of the inlet 1b at the lower end of the convex plate 1d along the left-right direction, and the left filter frame 51 and the right filter frame 52 are connected between the two slide rails 55 in a sliding manner along the left-right direction and have opposite movement directions; the lower end of the convex plate 1d is fixedly provided with a left electric push rod 53 on the left side of the left filter frame 51, a right electric push rod 54 on the right side of the right filter frame 52, the telescopic end of the left electric push rod 53 is fixedly connected with the left filter frame 51, and the telescopic end of the right electric push rod 54 is fixedly connected with the right filter frame 52; a left filter screen 511 is arranged in the left filter frame 51, and a right filter screen 521 is arranged in the right filter frame 52; when the left electric push rod 53 and the right electric push rod 54 extend out, the left filter screen 511 and the right filter screen 521 move oppositely to the lower end of the inlet 1 b; when the left electric push rod 53 and the right electric push rod 54 are both contracted, the left filter net 511 and the right filter net 521 move away from the lower end of the inlet 1b in a reverse direction. A shaft lever 21 extending downwards is fixedly arranged on the impeller 2, the impeller 2 drives the shaft lever 21 to rotate when rotating, a scraper 22 positioned below the left filter screen 511 and the right filter screen 521 is arranged at the lower end of the shaft lever 21, and the scraper 22 is used for scraping impurities on the lower end faces of the left filter screen 511 and the right filter screen 521; the left filter frame 51 and the right filter frame 52 are provided with avoiding notches, when the left filter screen 511 and the right filter screen 521 move to the lower end of the inlet 1b in opposite directions, the shaft rod 21 is positioned in the avoiding notches, and the scraper 22 is abutted against the lower end faces of the left filter screen 511 and the right filter screen 521.
The stirring assembly comprises a slip ring 61, the lower end of the convex plate 1d is provided with a left connecting plate 12 extending downwards at the position of the left electric push rod 53, and a right connecting plate 11 extending downwards at the position of the right electric push rod 54; the slip ring 61 is connected to the lower ends of the left filter screen 511 and the right filter screen 521 in a left-right sliding manner, and the scraper 22 is positioned in the slip ring 61; the slip ring is provided with a left sliding rod 612 connected in a sliding manner in the left connecting plate 12 along the radial direction towards the left and a right sliding rod 611 connected in the right connecting plate 11 along the radial direction towards the right; a baffle 613 extending upwards between the two slide rails 55 is arranged on the left sliding rod 612, and a left convex edge 6b positioned at the left side of the left connecting plate 12 is arranged at the left end of the left sliding rod 612; the left sliding rod 612 is sleeved with a first spring 66 positioned between the left connecting plate 12 and the baffle 613, and the first spring 66 is used for forcing the left convex edge 6b to abut against the left side of the left connecting plate 12 rightwards; when the left flange 6b abuts against the left side of the left connecting plate 12 to the right, the sliding ring 61 and the shaft 21 are in a coaxial position; a ring plate 62 is rotatably connected in the slip ring 61, a plurality of rotating shafts 6a are uniformly and rotatably connected in the ring plate 62 at intervals along the circumferential direction, and the lower end of each rotating shaft 6a is provided with a stirring knife 64 extending downwards; when the slip ring 61 and the shaft rod 21 are in the coaxial position, the transmission assembly controls the scraper 22 to be disconnected from the rotating shaft 6a, when the left filter screen 511 and the right filter screen 521 move away from the lower end of the inlet 1b in the opposite direction, the left filter frame 51 pushes the slip ring 61 to move to the left end position through the baffle 613, the transmission assembly controls the scraper 22 to be connected with the rotating shaft 6a, and the scraper 22 drives the rotating shafts 6a to rotate around the shaft rod 21 and rotate at the same time when rotating. The transmission component comprises an outer gear ring 23, the outer gear ring 23 is arranged on the outer side of the scraper 22, and a first inner gear ring 621 is arranged on the ring plate 62; when the sliding ring 61 and the shaft 21 are in the coaxial position, the outer gear ring 23 is disconnected from the first inner gear ring 621, and when the sliding ring 61 moves to the left end position, the outer gear ring 23 is in meshing connection with the first inner gear ring 621; a second inner gear ring 63 is fixedly arranged at the lower end of the slip ring 61, and a gear meshed with the second inner gear ring 63 is fixedly arranged on the rotating shaft 6 a; when the ring plate 62 drives the rotating shaft 6a to rotate, the rotating shaft 6a drives the stirring knife 64 to rotate under the action of the gear and the second inner gear ring 63.
Blades 71 are symmetrically hinged on the outer side of the circumference of the shaft rod 21, a ring block 73 is connected to the shaft rod 21 in a sliding mode along the axial direction of the shaft rod 21, and the ring block 73 is located below the blades 71; the outer side of the ring block 73 is rotatably connected with a convex ring 74, a connecting rod 72 is arranged between the convex ring 74 and each blade 71, when the ring block 73 moves upwards to the upper end, the connecting rod 72 on the convex ring 74 controls the blade 71 to move to the vertical position, and when the ring block 73 moves downwards to the lower end, the connecting rod 72 on the convex ring 74 controls the blade 71 to move to the horizontal position. A sliding cylinder 7a is hinged on the left filter frame 51, an expansion rod 75 is connected in the sliding cylinder 7a in a sliding manner, and the expansion rod 75 is hinged with a ring block 73; when the left filter screen 511 and the right filter screen 521 move to the lower end of the inlet 1b in opposite directions, the sliding cylinder 7a cooperates with the telescopic rod 75 to drive the ring block 73 to be at the upper end position, and when the left filter screen 511 and the right filter screen 521 leave the lower end of the inlet 1b in opposite directions, the sliding cylinder 7a cooperates with the telescopic rod 75 to drive the ring block 73 to be at the lower end position.
As shown in figures 1 and 3, when the invention is used for pumping clear water, firstly, the submersible pump is required to be placed in water, the inlet 1b is positioned below the liquid level, the first electric push rod 4 is controlled to drive the cushion block 4a to extend out, so that the inlet 1b and the tank bottom keep a certain distance (as shown in figure 1) to prevent more impurities at the tank bottom from being sucked in, the left electric push rod 53 and the right electric push rod 54 extend out to push the left filter frame 51 and the right filter frame 52 to be combined together towards the middle along the two slide rails 55, so that the left filter screen 511 and the right filter screen 521 move towards each other to the position below the inlet 1b, the waterproof motor 3 is started to drive the impeller 2 to rotate to generate vacuum, the submersible pump starts to work, one end of the shaft rod 21 is fixedly connected with the impeller 2, the other end of the shaft rod is fixedly connected with the scraper 22, so that the scraper 22 also rotates along with the scraper, and further, when the submersible pump works, the scraper 22 always adsorbs the left filter screen 511, The impurities on the right filter screen 521 are scraped to prevent blockage.
When clean water is drained and sludge at the bottom of the tank needs to be cleaned, the first electric push rod 4 is contracted to enable the inlet 1b to be close to the sludge at the bottom of the tank, the stirring knife 64 is inserted into the sludge, the left electric push rod 53 and the right electric push rod 54 are contracted to drive the left filter frame 51 and the right filter frame 52 to be away from the lower part of the inlet 1b along the slide rail 55, when the left filter frame 51 slides leftwards, the slide ring 61 is pulled leftwards through the baffle 613 and overcomes the first spring 66 to enable the slide ring 61 to move leftwards along the directions of the left slide bar 612 and the right slide bar 611 until the left electric push rod 53 stops when the first inner gear ring 621 on the ring plate 62 is meshed with the outer gear ring 23, when the impeller 2 rotates, the outer gear ring 23 is driven to rotate through the scraper 22, the ring plate 62 is driven to rotate, because the stirring knife 64 is rotationally connected to the ring plate 62, the gear is fixedly connected with the stirring knife 64 through the rotating shaft 6a, the gear is meshed with the second inner gear ring 63, and the second inner gear 63 is fixedly connected with the slide ring 61, so that the ring plate 62 rotates to drive the stirring blade 64 to rotate around the center, and the transmission stirring blade 64 rotates, so that the sludge below the inlet 1b can be stirred and cut, the viscosity of the sludge is reduced, and the sludge can be just sucked.
Meanwhile, when the left filter frame 51 moves leftwards, the telescopic rod 75 is driven to extend, after the telescopic rod 75 extends to the full length, the ring block 73 is pulled to move downwards along the shaft rod 21, because the convex ring 74 is rotatably connected with the ring block 73, one end of the connecting rod 72 is hinged with the blade 71, the other end of the connecting rod is hinged with the convex ring 74, and one end of the blade 71 is hinged with the shaft rod 21, the telescopic rod 75 pulls the blade 71 to rotate to a horizontal position (as shown in fig. 8) perpendicular to the shaft rod 21, when the impeller 2 rotates, the blade 71 is driven to rotate through the shaft rod 21, when a large impurity is sucked by the submersible pump, the submersible pump can be cut into pieces through the blade 71, and further the sewage discharge function is improved.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (7)

1. A multifunctional submersible pump comprises a pump shell, wherein a pump cover is fixedly arranged at the upper end of the pump shell; a waterproof motor is fixedly arranged on the pump cover, and an output shaft of the waterproof motor extends into the pump shell and is fixedly provided with an impeller; the lower end of the pump shell is provided with an inlet along the axial direction of an output shaft of the waterproof motor, and the outer side of the pump shell is provided with an outlet; the pump is characterized in that three first electric push rods are uniformly arranged on the outer side of the circumference of the pump shell at intervals along the circumferential direction, the telescopic ends of the first electric push rods face downwards vertically and are provided with cushion blocks, and the first electric push rods are used for controlling the height of an inlet in the vertical direction; the lower end of the pump shell is provided with a filter plate component and a stirring component; when the immersible pump extracts the clear water, the lower extreme of filter plate subassembly motion to import, the stirring subassembly have with impeller disconnection, when the immersible pump extracts silt, the lower extreme that the import was left to the filter plate subassembly, the stirring subassembly is connected with the impeller.
2. The multifunctional submersible pump of claim 1, wherein the filter plate assembly comprises a left filter frame and a right filter frame, and the lower end of the pump housing is provided with a convex plate at an inlet; the lower end of the convex plate is provided with slide rails at the front side and the rear side of the inlet along the left-right direction, and the left filter frame and the right filter frame are connected between the two slide rails in a sliding manner along the left-right direction and have opposite movement directions; the lower end of the convex plate is fixedly provided with a left electric push rod on the left side of the left filter frame, a right electric push rod on the right side of the right filter frame, the telescopic end of the left electric push rod is fixedly connected with the left filter frame, and the telescopic end of the right electric push rod is fixedly connected with the right filter frame; a left filter screen is arranged in the left filter frame, and a right filter screen is arranged in the right filter frame; when the left electric push rod and the right electric push rod extend out, the left filter screen and the right filter screen move oppositely to the lower end of the inlet; when the left electric push rod and the right electric push rod are both contracted, the left filter screen and the right filter screen move back to back away from the lower end of the inlet.
3. The multifunctional submersible pump according to claim 2, wherein a shaft rod extending downwards is fixedly arranged on the impeller, the shaft rod is driven to rotate when the impeller rotates, and a scraper positioned below the left filter screen and the right filter screen is arranged at the lower end of the shaft rod and used for scraping impurities on the lower end faces of the left filter screen and the right filter screen; the left filter frame and the right filter frame are provided with avoidance notches, when the left filter screen and the right filter screen move to the lower end of the inlet in opposite directions, the shaft lever is positioned in the avoidance notches and the scraper is abutted on the lower end faces of the left filter screen and the right filter screen.
4. The multifunctional submersible pump of claim 3, wherein the stirring assembly comprises a slip ring, the lower end of the convex plate is provided with a left connecting plate extending downwards at the left electric push rod, and is provided with a right connecting plate extending downwards at the right electric push rod; the slip ring is connected to the lower ends of the left filter screen and the right filter screen in a left-right sliding mode, and the scraper is located in the slip ring; the slip ring is provided with a left slide bar which is connected in a sliding manner in the left connecting plate along the radial direction leftward and a right slide bar which is connected in the right connecting plate along the radial direction rightward; the left sliding rod is provided with a baffle plate which extends upwards to a position between the two sliding rails, and the left end of the left sliding rod is provided with a left convex edge positioned on the left side of the left connecting plate; the left sliding rod is sleeved with a first spring positioned between the left connecting plate and the baffle, and the first spring is used for forcing the left convex edge to abut against the left side of the left connecting plate rightwards; when the left convex edge is abutted to the left side of the left connecting plate rightwards, the slip ring and the shaft rod are in a coaxial position;
a ring plate is rotationally connected in the slip ring, a plurality of rotating shafts are uniformly and rotationally connected in the ring plate at intervals along the circumferential direction, and the lower end of each rotating shaft is provided with a stirring cutter extending downwards; when the sliding ring and the shaft rod are in the coaxial position, the transmission assembly controls the scraper to be disconnected with the rotating shaft, when the left filter screen and the right filter screen move back to back and leave the lower end of the inlet, the left filter frame pushes the sliding ring to move left to the left end through the baffle, the transmission assembly controls the scraper to be connected with the rotating shaft, and when the scraper rotates, the rotating shafts are driven to rotate around the shaft rod.
5. The multifunctional submersible pump of claim 4, wherein the transmission assembly comprises an outer gear ring disposed outside the scraper, the ring plate having a first inner gear ring disposed thereon; when the sliding ring and the shaft rod are in the coaxial position, the outer gear ring is disconnected with the first inner gear ring, and when the sliding ring moves to the left end position, the outer gear ring is meshed with the first inner gear ring; a second inner gear ring is fixedly arranged at the lower end of the slip ring, and a gear meshed with the second inner gear ring is fixedly arranged on the rotating shaft; when the ring plate drives the rotating shaft to rotate, the rotating shaft drives the stirring cutter to rotate under the action of the gear and the second inner gear ring.
6. The multifunctional submersible pump of claim 4, wherein the blades are symmetrically hinged to the outer side of the circumference of the shaft, and a ring block is connected to the shaft in a sliding manner along the axial direction of the shaft and is located below the blades; the outer side of the ring block is rotatably connected with a convex ring, a connecting rod is arranged between the convex ring and each blade, when the ring block moves upwards to the upper end, the connecting rods on the convex ring control the blades to move to the vertical position, and when the ring block moves downwards to the lower end, the connecting rods on the convex ring control the blades to move to the horizontal position.
7. The multifunctional submersible pump of claim 6, wherein the left filter frame is hinged with a sliding barrel, a telescopic rod is connected in the sliding barrel in a sliding manner, and the telescopic rod is hinged with the ring block; when the left filter screen and the right filter screen move to the lower end of the inlet in opposite directions, the sliding cylinder is matched with the telescopic rod to drive the ring block to be in the upper end position, and when the left filter screen and the right filter screen are away from the lower end of the inlet in opposite directions, the sliding cylinder is matched with the telescopic rod to drive the ring block to be in the lower end position.
CN202210614181.1A 2022-06-01 2022-06-01 Multifunctional submersible pump Active CN115013327B (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130180704A1 (en) * 2011-12-02 2013-07-18 Raymond C. Davis Oil well pump apparatus
CN210660634U (en) * 2019-08-22 2020-06-02 盐城市海河泵业有限公司 Submersible water pump convenient for discharging impurities
CN112302948A (en) * 2020-10-15 2021-02-02 广东中科壹家科技有限公司 Protection device for submerged pump
CN112441187A (en) * 2020-12-15 2021-03-05 上海瓯洋海洋工程有限公司 Non-immersed seawater pump lifting device and method
CN215486861U (en) * 2021-05-07 2022-01-11 四川省新津潜力泵业有限公司 Immersible pump filter assembly and immersible pump
CN114017360A (en) * 2021-11-22 2022-02-08 韦然 Submersible pump

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130180704A1 (en) * 2011-12-02 2013-07-18 Raymond C. Davis Oil well pump apparatus
CN210660634U (en) * 2019-08-22 2020-06-02 盐城市海河泵业有限公司 Submersible water pump convenient for discharging impurities
CN112302948A (en) * 2020-10-15 2021-02-02 广东中科壹家科技有限公司 Protection device for submerged pump
CN112441187A (en) * 2020-12-15 2021-03-05 上海瓯洋海洋工程有限公司 Non-immersed seawater pump lifting device and method
CN215486861U (en) * 2021-05-07 2022-01-11 四川省新津潜力泵业有限公司 Immersible pump filter assembly and immersible pump
CN114017360A (en) * 2021-11-22 2022-02-08 韦然 Submersible pump

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