CN218011518U

CN218011518U - Waste water lift pump

Info

Publication number: CN218011518U
Application number: CN202222106435.7U
Authority: CN
Inventors: 王华钢; 徐杰; 徐保平
Original assignee: Zhuji Lanxin Environmental Protection Technology Co ltd
Current assignee: Zhuji Lanxin Environmental Protection Technology Co ltd
Priority date: 2022-08-10
Filing date: 2022-08-10
Publication date: 2022-12-13
Anticipated expiration: 2032-08-10

Abstract

The utility model relates to a waste water elevator pump, it includes the edulcoration case and the pump body, edulcoration case both ends are equipped with inlet tube and first connecting pipe respectively, the pump body is equipped with second connecting pipe and outlet pipe, the second connecting pipe with first connecting pipe is connected, the edulcoration incasement is equipped with the filter screen that is used for filtering sewage, row's miscellaneous mouth has been seted up to edulcoration case a side, the edulcoration case is connected with and is used for the clearance the edulcoration subassembly of edulcoration incasement impurity with be used for opening the switch module of row's miscellaneous mouth, the edulcoration subassembly is including removing miscellaneous piece, remove miscellaneous piece with the edulcoration case slides and connects and with the filter screen butt. The application has the following effects: impurities left by the lift pump during the lifting of the sewage can be discharged.

Description

Waste water lift pump

Technical Field

The utility model relates to a field of elevator pump especially relates to a waste water elevator pump.

Background

A lift pump is a machine that delivers or pressurizes a liquid. It transfers the mechanical energy of prime mover or other external energy to liquid to increase the energy of liquid, mainly used to transport liquid including water, oil, acid-base solution, emulsion, suspoemulsion, etc. The pump can be divided into a volume water pump, a vane pump and the like according to different working principles. The displacement pump transfers energy by using the change of the volume of a working chamber, and the vane pump transfers energy by using the interaction of a rotary vane and water, and is of a centrifugal pump, an axial flow pump, a mixed flow pump and the like.

The waste water lift pump is suitable for sewage and sewage of conveyer belt particles in the industries of chemical industry, petroleum, pharmacy, mining, paper industry, cement plant, steel plant, power plant, coal processing industry, drainage system of municipal sewage treatment plant, municipal engineering, construction site and the like, and can also be used for pumping clean water and corrosive media.

Chinese utility model with application number CN201820533747.7 discloses a sewage lift pump that production and living sewage treatment used, comprising a base plate, the lower extreme four corners fixedly connected with supporting leg of bottom plate, the upper end left side fixedly connected with motor of bottom plate, the right-hand member middle part fixedly connected with transmission shaft of motor, the transmission shaft is pegged graft at the middle part of bearing housing and lift pump shell, the left end middle part fixedly connected with bearing housing of lift pump shell, bearing housing's middle part is equipped with first bearing, peg graft at the middle part of transmission shaft in the middle part of first bearing, the inner chamber left end of lift pump shell is equipped with the oil feed chamber, peg graft respectively in oil pipe and play oil pipe on the left of the upper end left side and the lower extreme in oil feed chamber. The sewage lift pump for treating the production and living sewage ensures that the impeller rotates more stably through the structure provided with the second bearing; through the structure of being equipped with the circular arc groove, improved the speed and the dynamics that the elevator pump promoted water.

With respect to the related art in the above, the inventor believes that impurities in sewage remain in the lift pump in practical use, thereby affecting the working efficiency of the lift pump.

SUMMERY OF THE UTILITY MODEL

In order to get rid of the impurity in the elevator pump, promote work efficiency, this application provides a waste water elevator pump.

The application provides a pair of waste water elevator pump adopts following technical scheme:

the utility model provides a waste water elevator pump, includes the edulcoration case and the pump body, edulcoration case both ends are equipped with inlet tube and first connecting pipe respectively, the pump body is equipped with second connecting pipe and outlet pipe, the second connecting pipe with first connecting pipe is connected, the edulcoration incasement is equipped with the filter screen that is used for filtering sewage, miscellaneous mouthful of row has been seted up to edulcoration case a side, the edulcoration case is connected with and is used for the clearance the edulcoration subassembly of edulcoration incasement impurity with be used for opening arrange the switch module of miscellaneous mouthful, the edulcoration subassembly is including removing miscellaneous piece, remove miscellaneous piece with the edulcoration case slide connect and with the filter screen butt.

Through adopting above-mentioned technical scheme, sewage gets into the edulcoration case from the inlet tube, filters through the filter screen, and in rethread first connecting pipe and the second connecting pipe got into the pump body, the pump body promoted water, discharged from the outlet pipe. Sewage can leave impurity on the filter screen at the in-process of filter screen filtration, and the edulcoration piece slides in the edulcoration incasement and can push away the impurity on the filter screen to row miscellaneous mouthful, and the switch module can be opened row miscellaneous mouthful, and the edulcoration subassembly can be with impurity discharge edulcoration case.

Preferably, the filter screen includes first filter screen and second filter screen, the mesh diameter of first filter screen is greater than the mesh diameter of second filter screen, first filter screen with the second filter screen is parallel to each other, first filter screen is located the second filter screen is close to one side of inlet tube.

Through adopting above-mentioned technical scheme, sewage gets into the back from the inlet tube, at first through the great first filter screen of mesh diameter, filters out great impurity, and the less impurity of rethread mesh diameter filters out less impurity to this filters more impurity and reduces the jam phenomenon of filter screen simultaneously.

Preferably, the impurity removing blocks are two and are respectively abutted to the first filter screen and the second filter screen, the impurity removing assembly comprises an air cylinder, the air cylinder is provided with two cylinder bodies which are fixed with the impurity removing box, and a piston rod of the air cylinder is connected with the impurity removing blocks.

By adopting the technical scheme, the piston rod of the air cylinder pushes the impurity removing block, the impurity removing block moves on the filter screen, and impurities on the filter screen can be pushed to the impurity discharging port.

Preferably, the switch module includes apron and elastic component, the apron lid is established arrange miscellaneous mouthful on, elastic component one end with the edulcoration case is connected, the other end with the cover connection, the apron is equipped with sealed piece, the cover is equipped with the sealing washer on the sealed piece, sealed piece with arrange miscellaneous mouthful grafting, the sealing washer with edulcoration case butt, it keeps away from to remove miscellaneous piece one side of cylinder is equipped with and promotes the piece.

Through adopting above-mentioned technical scheme, the cylinder promotes except that miscellaneous piece and promotion piece, removes miscellaneous piece and promotes impurity in the trash bin to apron, promotes the piece and promotes the apron, makes row miscellaneous mouthful open, and the cylinder continues to promote except that miscellaneous piece and releases impurity row miscellaneous mouthful, and the cylinder will remove miscellaneous piece and promote the piece and pull back, and the apron resets under the effect of elastic component.

Preferably, edulcoration case both sides are equipped with the guide block, the guide way has been seted up to the guide block, the apron both sides are equipped with the stopper, the stopper with guide way sliding connection and slip direction with edulcoration piece slip direction is unanimous, elasticity spare one end with the stopper is connected, the other end with the guide way is close to the one end wall connection of edulcoration case.

Through adopting above-mentioned technical scheme, the guide block slides in the guide way, gliding orbit when can restrict the apron and open and close, the precision of pegging graft with arranging miscellaneous mouthful when having improved the apron and closing.

Preferably, the impurity removing block is far away from one side of the air cylinder is provided with a guide strip, the guide strip is in a right-angle triangular prism shape, one side face of the guide strip is connected with the impurity removing block, the other side face of the guide strip is abutted to the filter screen, and the inclined face of the guide strip and the filter screen form an obtuse angle.

Through adopting above-mentioned technical scheme, the gib block inclined plane is the obtuse angle with the filter screen, can shovel and fall the firm impurity of adhering to, can improve the efficiency that impurity removal piece clears away impurity on the filter screen.

Preferably, the first connecting pipe is flange-connected to the second connecting pipe.

Through adopting above-mentioned technical scheme, first connecting pipe and second connecting pipe flange joint for the edulcoration case can be dismantled with the pump body, has improved the flexibility of edulcoration case.

Preferably, a collecting box for collecting impurities is arranged below the impurity removing box, a box opening is formed in the top of the collecting box, and the box opening is used for receiving the impurities discharged from the impurity discharging opening.

Through adopting above-mentioned technical scheme, get into the collecting box through the case mouth from row's miscellaneous mouthful exhaust impurity, the collecting box is used for collecting impurity.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the impurity removal block slides in the impurity removal box to push impurities on the filter screen to the impurity removal port, the switch assembly can open the impurity removal port, and the impurity removal assembly can discharge the impurities out of the impurity removal box;

2. the first filter screen and the second filter screen can filter impurities with different sizes in the sewage in sequence, so that more impurities are filtered, and the blocking phenomenon of the filter screens is reduced;

3. the guide block slides in the guide groove, so that the sliding track of the cover plate during opening and closing can be limited, and the inserting accuracy of the cover plate and the impurity discharging port during closing is improved;

4. the pushing block pushes the cover plate to open the impurity discharging port, and impurities in the impurity removing box can be discharged from the impurity discharging port to the collecting box to be collected.

Drawings

FIG. 1 is a schematic view showing the overall construction of a waste water lift pump of example 1;

FIG. 2 is a sectional view of a wastewater lift pump of example 1, taken along the axial direction of a water inlet pipe thereof;

FIG. 3 is an exploded view of a wastewater lift pump of example 1;

FIG. 4 is an enlarged partial schematic view at A of FIG. 3;

FIG. 5 is a schematic view showing the overall construction of a waste water lift pump of embodiment 2;

fig. 6 is a sectional view of a waste water lift pump of embodiment 2 along the axial direction of its water inlet pipe.

Description of reference numerals:

1. an impurity removal box; 11. a water inlet pipe; 12. a first connecting pipe;

2. a pump body; 21. a second connecting pipe; 22. a water outlet pipe;

3. a filter screen; 31. a first filter screen; 32. a second filter screen;

4. an impurity removal component; 41. removing impurity blocks; 42. a guide strip; 43. a cylinder; 44. a pushing block; 45. a connecting plate; 46. a connecting rod; 47. a push rod;

5. a switch assembly; 51. a cover plate; 511. a sealing block; 512. a seal ring; 513. a limiting block; 52. an elastic member; 53. a guide block; 531. a guide groove;

6. a collection box; 61. and (4) a box opening.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

Example 1:

referring to fig. 1 and 2, the waste water elevator pump includes edulcoration case 1 and the pump body 2, edulcoration case 1 is the cuboid form, its inside filter screen 3 that is used for filtering sewage that is equipped with, edulcoration case 1 side is connected with edulcoration subassembly 4, its another side is connected with switch module 5, edulcoration case 1 top surface is equipped with the inlet tube 11 that is used for letting in sewage, its bottom surface and the pump body 2 intercommunication, pump body 2 one side is equipped with outlet pipe 22, sewage gets into edulcoration incasement 1 from inlet tube 11, filter through filter screen 3 in the pump body 2, outlet pipe 22 will promote the sewage discharge after again, edulcoration subassembly 4 can clear up sewage and stay the impurity on filter screen 3, switch module 5 can be with impurity discharge edulcoration case 1.

Filter screen 3 includes first filter screen 31 and second filter screen 32, and first filter screen 31 and second filter screen 32 all are parallel with edulcoration case 1 top surface, and first filter screen 31 is located one side that second filter screen 32 is close to inlet tube 11, and the mesh diameter of first filter screen 31 is greater than second filter screen 32, and second filter screen 32 adopts the ultrafiltration membrane material. The sewage is filtered by the first filter screen 31 and then filtered by the second filter screen 32.

The impurity removing component 4 comprises impurity removing blocks 41 and two air cylinders 43, the impurity removing blocks 41 are positioned in the impurity removing box 1, the impurity removing blocks 41 are cuboid, and the side surfaces of the impurity removing blocks are abutted to the inner wall of the impurity removing box 1 and the filter screen 3. The cylinder 43 has two, and the cylinder 43 cylinder body is located outside edulcoration case 1, and the cylinder body is connected with edulcoration case 1 lateral wall, and the piston rod of cylinder 43 passes edulcoration case 1 lateral wall and edulcoration piece 41 bolt fastening. The side, far away from the piston rod, of the impurity removing block 41 is provided with two guide strips 42, each guide strip 42 is in a right-angled triangular prism shape, the cross section of each guide strip is in a right-angled triangle shape, two guide strips 42 are arranged on the top and the bottom of the impurity removing block 41 respectively, one side face of each guide strip 42 located at the bottom is welded and fixed with the corresponding impurity removing block 41, the other side face of each guide strip 42 is attached to the corresponding filter screen 3, the inclined face of each guide strip is in an obtuse angle with the corresponding filter screen 3, impurities on the corresponding filter screen 3 can be cleaned conveniently, one side, far away from the air cylinder 43, of the corresponding impurity removing block 41 is provided with a pushing block 44, the pushing blocks 44 are in a cuboid shape, and the pushing blocks are distributed in the telescopic direction of the air cylinder 43 and located at the center of the impurity removing block 41.

Referring to fig. 3 and 4, the switch assembly 5 includes a cover plate 51, a guide block 53 and an elastic member 52, one side of the trash box 1, which is far away from the cylinder 43, is provided with a trash discharge port, one side of the cover plate 51, which is close to the cylinder 43, is provided with a sealing block 511, the sealing block 511 is in the shape of a rectangular parallelepiped plate and is integrally formed with the cover plate 51, the sealing block 511 is sleeved with a sealing ring 512, the sealing ring 512 is made of rubber, the bottom surface of the sealing ring 512 is bonded with the cover plate 51, when the cover plate 51 covers the trash discharge port, the sealing block 511 is in plug-in fit with the trash discharge port, and the sealing ring 512 abuts against the inner wall of the trash discharge port, so that the sealing performance of the cover plate 51 is improved, and the water leakage phenomenon is reduced.

The guide block 53 is in the shape of a rectangular plate and is fixed on two sides of the impurity removing box 1, the guide block 53 is provided with a guide groove 531, and the length direction of the guide groove 531 is perpendicular to the cover plate 51. The two side edges of the cover plate 51 are integrally provided with a limiting block 513, the elastic member 52 and the limiting block 513 are both positioned in the guide groove 531, the elastic member 52 can be a spring, one end of the elastic member is welded and fixed with the limiting block 513, the other end of the elastic member is welded and fixed with the inner wall of the guide groove 531, and the limiting block 513 can slide in the guide groove 531, so that the sliding direction of the impurity removing block 41 is perpendicular to the cover plate 51.

Referring to fig. 1, the trash box 1 is provided with a first connection pipe 12, the top of the pump body 2 is provided with a second connection pipe 21 for connecting the first connection pipe 12, and sewage is filtered by the filter screen 3 and then reaches the pump body 2 from the first connection pipe 12 and the second connection pipe 21. The first connecting pipe 12 and the second connecting pipe 21 are connected by flanges, so that the impurity removing box 1 and the pump body 2 can be detached or installed.

The below of apron 51 is equipped with collecting box 6, and case mouth 61 has been seted up to 6 top surfaces of collecting box, and after apron 51 was opened, impurity discharged and fell into collecting box 6 and collect in the edulcoration case 1, convenient centralized processing.

The implementation principle of the embodiment 1 is as follows: sewage enters the impurity removing box 1 from the water inlet pipe 11, the sewage is filtered by the first filter screen 31 and the second filter screen 32, the sewage enters the pump body 2 by the first connecting pipe 12 and the second connecting pipe 21, the sewage is discharged from the water outlet pipe 22, the sewage passes through the filtering processes of the first filter screen 31 and the second filter screen 32, impurities can be left on the first filter screen 31 and the second filter screen 32, the piston rod of the cylinder 43 pushes the impurity removing block 41, the impurity removing block 41 moves on the first filter screen 31 and the second filter screen 32, the impurity removing block 41 pushes the impurities on the inner walls of the filter screen 3 and the impurity removing box 1 to the impurity removing opening, the pushing block 44 pushes the cover plate 51 to be opened, the cover plate 51 slides along the guide groove 531, the impurity removing opening is opened, the impurity removing box 1 is pushed by the impurity removing block 41, and the impurities fall into the collecting box 6. The cylinder 43 pulls the impurity removing block 41 back to the side of the impurity removing box 1 far away from the cover plate 51, the cover plate 51 resets under the action of the elastic piece 52, and the impurity removing box is covered on the impurity removing opening again, so that impurities are removed, and the working efficiency of the lifting pump is improved.

Example 2: a waste water lift pump which differs from embodiment 1 in that:

referring to fig. 5 and 6, the wastewater lift pump comprises a connecting plate 45 and push rods 47, the cross section of the connecting plate 45 is L-shaped, one end of the connecting plate is fixed with the impurity removing box 1, the other end of the connecting plate is fixedly connected with the cylinder body of the cylinder 43, one end, far away from the cylinder body of the cylinder 43, of the piston rod of the cylinder 43 is provided with a connecting rod 46, the number of the push rods 47 is two, the two push rods 47 are respectively in bolted connection with the two impurity removing blocks 41, and the two push rods 47 are both fixedly connected with the connecting rod 46.

The implementation principle of the embodiment 2 is as follows: the piston rod of the cylinder 43 pushes the connecting rod 46, the connecting rod 46 pushes the two pushing rods 47 at the same time, and the two pushing rods 47 push the two impurity removing blocks 41 at the same time to work, so that the number of the cylinders 43 is reduced, and the production cost and the operation and maintenance cost are reduced.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a waste water elevator pump, includes edulcoration case (1) and the pump body (2), edulcoration case (1) both ends are equipped with inlet tube (11) and first connecting pipe (12) respectively, the pump body (2) are equipped with second connecting pipe (21) and outlet pipe (22), second connecting pipe (21) with first connecting pipe (12) are connected, its characterized in that: be equipped with in edulcoration case (1) and be used for filtering sewage filter screen (3), row's miscellaneous mouth has been seted up to edulcoration case (1) one side, edulcoration case (1) is connected with and is used for the clearance edulcoration subassembly (4) of impurity in edulcoration case (1) with be used for opening arrange the switch module (5) of miscellaneous mouthful, edulcoration subassembly (4) is including removing miscellaneous piece (41), remove miscellaneous piece (41) with edulcoration case (1) slide connect and with filter screen (3) butt.

2. The waste water lift pump of claim 1, wherein: filter screen (3) include first filter screen (31) and second filter screen (32), the mesh diameter of first filter screen (31) is greater than the mesh diameter of second filter screen (32), first filter screen (31) with second filter screen (32) are parallel to each other, first filter screen (31) are located second filter screen (32) are close to one side of inlet tube (11).

3. The waste water lift pump of claim 2, wherein: remove miscellaneous piece (41) have two and respectively the butt in first filter screen (31) and second filter screen (32), edulcoration subassembly (4) include cylinder (43), cylinder (43) have two and its cylinder body all fixed with edulcoration case (1), the piston rod of cylinder (43) with remove miscellaneous piece (41) and be connected.

4. The waste water lift pump of claim 3, wherein: switch module (5) are including apron (51) and elastic component (52), apron (51) lid is established arrange miscellaneous mouthful on, elastic component (52) one end with edulcoration case (1) is connected, the other end with apron (51) are connected, apron (51) are equipped with sealed piece (511), the cover is equipped with sealing washer (512) on sealed piece (511), sealed piece (511) with arrange miscellaneous mouthful grafting, sealing washer (512) with edulcoration case (1) butt, it keeps away from to remove miscellaneous piece (41) one side of cylinder (43) is equipped with and promotes piece (44).

5. The waste water lift pump of claim 4, wherein: impurity removal case (1) both sides are equipped with guide block (53), guide way (531) have been seted up in guide block (53), apron (51) both sides are equipped with stopper (513), stopper (513) with guide way (531) sliding connection and sliding direction with it is unanimous to remove miscellaneous piece (41) sliding direction, elastic component (52) one end with stopper (513) are connected, the other end with guide way (531) are close to the one end endwall connection of impurity removal case (1).

6. The waste water lift pump of claim 3, wherein: remove miscellaneous piece (41) and keep away from one side of cylinder (43) is equipped with gib block (42), gib block (42) are the right angle triangular prism form, gib block (42) a side with remove miscellaneous piece (41) and be connected, another side and filter screen (3) butt, the inclined plane of gib block (42) with filter screen (3) are the obtuse angle.

7. The waste water lift pump of claim 1, wherein: the first connecting pipe (12) is flange-connected to the second connecting pipe (21).

8. The waste water lift pump of claim 4, wherein: a collecting box (6) used for collecting impurities is arranged below the impurity removing box (1), a box opening (61) is formed in the top of the collecting box (6), and the box opening (61) is used for receiving the impurities discharged from the impurity discharging opening.