CN109778998B

CN109778998B - Prefabricated sectional type pump station

Info

Publication number: CN109778998B
Application number: CN201910089653.4A
Authority: CN
Inventors: 李强; 胡乐淼
Original assignee: Ningbo Yuexing Construction Engineering Co ltd
Current assignee: Ningbo Yuexing Construction Engineering Co ltd
Priority date: 2019-01-30
Filing date: 2019-01-30
Publication date: 2020-10-30
Anticipated expiration: 2039-01-30
Also published as: CN109778998A

Abstract

The invention discloses a prefabricated sectional type pump station which comprises a shell and a sewage pump, wherein a water inlet and a water outlet are formed in the shell, the shell comprises an upper cylinder and a lower cylinder, the water inlet is formed in the lower cylinder, the water outlet is formed in the upper cylinder, and the sewage pump is installed at the bottom of the lower cylinder; the upper barrel and the lower barrel are coaxially arranged and mutually spliced, an annular maintenance platform is arranged at the joint of the upper barrel and the lower barrel and comprises an annular base arranged on the inner wall of the upper end of the lower barrel and a cover plate arranged at the lower end of the upper barrel, the annular base is coaxially provided with an annular groove, and the cover plate seals the annular groove; the lower cylinder is provided with a lower connecting pipe which is connected with the sewage pump and the bottom of the annular groove; the upper cylinder body is provided with an upper connecting pipe which is connected with the water outlet and the top of the annular groove. The invention can adjust the relative angle between the water inlet and the water outlet, is more convenient to be connected with the water inlet pipe and the water outlet pipe on the construction site, and has the effect of convenient assembly.

Description

Prefabricated sectional type pump station

Technical Field

The invention relates to a sewage pump station, in particular to a prefabricated sectional type pump station.

Background

Along with the development of society, the discharge demand of rural areas and cities for sewage is increasing, so that various drainage devices are produced at the same time. The integrated pump station has the advantages of small occupied area, capability of being prefabricated in a factory, short construction period and the like, and can be widely applied to a sewage system. The sewage pipeline system is mainly used for being arranged in a sewage pipeline system and used for improving the elevation of sewage, so that the sewage can automatically flow to a sewage interception net pipe by virtue of gravity and is finally conveyed to a sewage treatment plant.

In the prior art, a chinese patent document with an authorization publication number of CN104265615B discloses an integrated prefabricated product pump station, which comprises a shell, wherein a water inlet is arranged at the lower side of the shell, a water outlet is arranged at the upper side of the shell, a sewage pump is arranged at the bottom of the shell, and the sewage pump is connected with the water outlet through a pipeline. By adopting the scheme, the integrated prefabricated finished product pump station only needs to be transported to the field for installation. However, the angle between the water inlet and the water outlet is fixed, and if the connection angle between the water inlet and the water outlet is deviated, a switching pipe needs to be additionally processed, so that the connection difficulty is increased, and the fault-tolerant rate is low.

In addition, the chinese patent document with application publication No. CN107083791A in the prior art discloses a prefabricated pump station simple structure, which comprises a shell, wherein the shell is of an upper and lower sectional structure, and the upper and lower sections are welded and connected through a steel strip. By adopting the scheme, the water inlet and the water outlet can be arranged on the shells of different sections, so that the angle between the water inlet and the water outlet can be adjusted. However, the pipeline between the water outlet and the sewage pump cannot be preassembled due to the scheme, and can only be installed on a construction site, and if the final angle of the water inlet is different from the design angle, the pipeline needs to be redesigned and assembled, so that the construction progress is influenced.

Disclosure of Invention

The invention aims to provide a prefabricated sectional type pump station which can adjust the relative angle between a water inlet and a water outlet, is more convenient to be connected with a water inlet pipe and a water outlet pipe on a construction site and has the effect of convenient assembly.

The above object of the present invention is achieved by the following technical solutions:

a prefabricated sectional type pump station comprises a shell and a sewage pump, wherein a water inlet and a water outlet are formed in the shell, the shell comprises an upper barrel and a lower barrel, the water inlet is formed in the lower barrel, the water outlet is formed in the upper barrel, and the sewage pump is installed at the bottom of the lower barrel; the upper barrel and the lower barrel are coaxially arranged and mutually spliced, an annular maintenance platform is arranged at the joint of the upper barrel and the lower barrel and comprises an annular base arranged on the inner wall of the upper end of the lower barrel and a cover plate arranged at the lower end of the upper barrel, the annular base is coaxially provided with an annular groove, and the cover plate seals the annular groove; the lower cylinder is provided with a lower connecting pipe which is connected with the sewage pump and the bottom of the annular groove; the upper cylinder body is provided with an upper connecting pipe which is connected with the water outlet and the top of the annular groove.

Through adopting above-mentioned technical scheme, the maintenance platform plays the effect of accepting barrel and barrel down, and the maintenance platform comprises the apron that sets up in last barrel and the annular base that sets up in barrel down, and the ring channel can regard as the sewage transfer station. The upper connecting pipe is communicated with the annular groove even if the circumferential positions of the upper barrel and the lower barrel are changed. Therefore, the angle adjustment of the water inlet and the water outlet is more convenient by adopting the scheme, and the situation that the upper connecting pipe and the lower connecting pipe are redesigned and installed can not be caused, so that the assembly is more convenient.

The invention is further configured to: the upper end face of the lower barrel is coaxially provided with an annular slot, the longitudinal section of the annular slot is in an inverted isosceles trapezoid shape, and the lower end face of the upper barrel is provided with an annular insertion block matched with the annular slot.

Through adopting above-mentioned technical scheme, can guarantee the axiality of last barrel and lower barrel better through annular inserted block and annular slot cooperation, prevent to go up barrel and lower barrel dislocation, annular slot and annular inserted block adaptation are longitudinal section and make both assemble it more easily for the structure of falling isosceles trapezoid.

The invention is further configured to: the upper end outer wall of barrel is equipped with first turn-ups down, the lower extreme outer wall of going up the barrel is equipped with the second turn-ups, the external diameter of first turn-ups is greater than the second turn-ups, the coaxial cover of last barrel is equipped with the connection pad, the connection pad is contradicted on the second turn-ups, the external diameter of connection pad is the same with first turn-ups, the partial equipartition that first turn-ups is relative with the connection pad has the mounting hole of looks adaptation, the connection pad passes through bolted connection with first turn-ups in mounting hole department.

Through adopting above-mentioned technical scheme, first turn-ups passes through the bolt even connection with connection pad circumference for barrel and last barrel are taut mutually down, and joint strength is high. Through setting up the second turn-ups at last barrel lower extreme outer wall, then the mode of establishing the connection pad on the barrel under for the connection pad can rotate alone, thereby makes the mounting hole on the connection pad can align with the mounting hole on the second turn-ups, with the difficult problem that the unable alignment of mounting hole that produces of overcoming last barrel and lower barrel connection angle difference.

The invention is further configured to: the top of going up the barrel is equipped with the manhole, the inner wall of going up the barrel is equipped with the cat ladder.

By adopting the technical scheme, the maintenance personnel can conveniently enter the upper barrel body to carry out daily maintenance on the equipment.

The invention is further configured to: the cover plate is provided with an openable cleaning plate.

Through adopting above-mentioned technical scheme, can clear up the ring channel through opening the cleaning plate, avoid the ring channel to block up.

The invention is further configured to: and a filtering component is arranged at the water inlet in the lower cylinder body.

Through adopting above-mentioned technical scheme, can filter the great debris of water inlet department through filtering component to better protection sewage pump is not blockked up.

The invention is further configured to: the center of apron and annular base is equipped with the handle hole, and filtering component includes the installing frame, cartridge filters basket, two levels setting and be located the guide rail of installing frame both sides respectively in the installing frame, and the inner wall of barrel under the both ends of guide rail are fixed in. The mounting frame sliding connection is in the guide rail, and two guide rails are connected with the guide arm in the below of handle hole, and the mounting frame is equipped with first engaging lug towards one side of guide arm, and first engaging lug is connected with and walks around the guide arm and extend to the stay cord of supreme barrel from the below.

Through adopting above-mentioned technical scheme, can draw the installing frame to guide arm department through the stay cord for the installing frame removes to the below of handle hole with filtering the basket, makes things convenient for maintainer to clear up filtering the basket in handle hole department.

The invention is further configured to: each side surface of the mounting frame is of a hollow structure, a support strip is arranged on the lower bottom surface of the mounting frame and used for supporting the filtering basket, and an opening is formed in the top of the mounting frame and used for the filtering basket to insert; the filtering basket comprises a basket body and a water inlet part positioned on the upper part of the basket body, wherein the water inlet part and the basket body are formed by splicing steel wire mesh plates, and water inlets opposite to the water inlets are formed in the water inlet part and one side of the mounting frame; the top of the water inlet part is fixedly connected with an installation plate, and the installation plate is provided with a hanging ring and a threaded sleeve; the filter component further comprises a lifting rod, one end of the lifting rod is provided with a hook, and the other end of the lifting rod is provided with a screw head which can be connected with the threaded sleeve.

Through adopting above-mentioned technical scheme, sewage from the water inlet flows into the filter basket through the water inlet in, filters through the filter basket, and great rubbish deposit is in basket body bottom, and sewage is discharged from the portion of entrying and the hole of basket body within a definite time. The lifting rod is the appurtenance, when the installing frame is pulled to the handle hole below, hook rings through the hook of lifting rod, conveniently will filter the basket and carry out the handle hole, after having cleared up the rubbish in filtering the basket, be connected through the thread bush on the spiral shell head with the lifting rod and the mounting panel for it can not produce and rock to be fixed between filter basket and the lifting rod, then rethread operation lifting rod will filter the basket and insert back the installing frame in, rotate the lifting rod at last and make the spiral shell head leave the thread bush. Adopt this scheme more conveniently to pull out the clearance with filtering the basket and conveniently insert back the installation frame with filtering the basket.

The invention is further configured to: sliding sleeves which are in sliding connection with the guide rails are fixedly connected to two sides of the mounting frame, the guide rails are square rods, and the sliding sleeves are provided with sliding holes matched with the guide rails; a step surface with reduced thickness is arranged on the upper surface of one end of the guide rail close to the water inlet, and a contact surface is formed between the step surface and the upper surface of the guide rail; and a second connecting lug for connecting a hook of the pulling rod is arranged on the mounting frame.

Through adopting above-mentioned technical scheme, slide to when being close to into water inlet department when the installing frame, the sliding sleeve just in time slides to the step face on, because this thickness reduces, the sliding sleeve sinks under the dead weight effect and conflicts with the step face to make the sliding sleeve keep away from the terminal surface of water inlet one end and conflict face formation conflict, thereby be fixed in near into water inlet department with the installing frame, can not slide to the one side accident of keeping away from the water inlet under the impact of rivers. Before pulling the installing frame through the stay cord, the accessible is carried the pull rod and is hooked the second engaging lug on the installing frame and upwards lift the installing frame for the sliding sleeve gets back to the height with the guide rail complex, then pulls the stay cord again, makes the sliding sleeve slide to the below of handle hole on the guide rail.

Drawings

FIG. 1 is a schematic structural view of the present embodiment;

FIG. 2 is a schematic view showing the installation structure of the filter assembly of the present embodiment;

FIG. 3 is an exploded view of the filter basket of the present embodiment attached to a mounting frame;

FIG. 4 is a schematic structural view of the lifting rod of the present embodiment;

fig. 5 is a schematic structural view of the step surface of the present embodiment.

Description of reference numerals: 1. a housing; 2. an upper cylinder body; 3. a lower cylinder body; 4. a water inlet; 5. a water outlet; 6. a sewage pump; 7. a manhole; 8. an exhaust pipe; 9. climbing a ladder; 10. an annular slot; 11. an annular insert block; 12. a first flanging; 13. second flanging; 14. a connecting disc; 15. a bolt; 16. an annular base; 17. an annular groove; 18. a cover plate; 19. a bevel; 20. a sealing block; 21. cleaning the plate; 22. a maintenance platform; 23. a lower connecting pipe; 24. an upper connecting pipe; 25. lifting lugs; 26. an operation hole; 27. installing a frame; 28. a filter basket; 29. a guide rail; 30. a guide bar; 31. a first connecting lug; 32. a second engaging lug; 33. pulling a rope; 34. a supporting strip; 35. an opening; 36. a basket body; 37. a water inlet part; 38. a water inlet; 39. mounting a plate; 40. a hoisting ring; 41. a threaded sleeve; 42. lifting a pull rod; 43. a hook; 44. a screw head; 45. a sliding sleeve; 46. a slide hole; 47. a step surface; 48. and (6) a contact surface.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b):

a prefabricated sectional type pump station is shown in figure 1 and comprises a shell 1 formed by splicing an upper barrel 2 and a lower barrel 3, wherein the upper barrel 2 and the lower barrel 3 are coaxially arranged, a water inlet 4 is formed in the side wall of the lower barrel 3, a filtering assembly is arranged at the position of the water inlet 4, and a sewage pump 6 is installed at the bottom of the lower barrel 3. The lateral wall of going up barrel 2 is equipped with delivery port 5, and the top of going up barrel 2 is equipped with population and blast pipe 8, and the inner wall of going up barrel 2 is equipped with cat ladder 9 below manhole 7.

As shown in fig. 1, an annular slot 10 is coaxially arranged on the upper end surface of the lower cylinder 3, the longitudinal section of the annular slot 10 is an inverted isosceles trapezoid, and an annular insertion block 11 adapted to the annular slot 10 is arranged on the lower end surface of the upper cylinder 2. The upper barrel body 2 and the lower barrel body 3 are coaxially inserted through the matching of the annular inserting block 11 and the annular inserting groove 10. The upper end outer wall of barrel 3 is equipped with first turn-ups 12 down, the lower extreme outer wall of going up barrel 2 is equipped with second turn-ups 13, the external diameter of first turn-ups 12 is greater than second turn-ups 13, go up barrel 2 coaxial cover and be equipped with connection pad 14, connection pad 14 contradicts on second turn-ups 13, the external diameter of connection pad 14 is the same with first turn-ups 12, the part equipartition that first turn-ups 12 is relative with connection pad 14 has the mounting hole of looks adaptation, thereby connection pad 14 and first turn-ups 12 pass through bolt 15 in mounting hole department and be connected barrel 2 and the taut fixed of barrel 3 down, prevent the come-up of barrel 2.

As shown in fig. 1, an annular base 16 is integrally connected to the inner wall of the upper end of the lower cylinder 3, and an annular groove 17 is coaxially formed in the upper end surface of the annular base 16. The lower end face of the upper cylinder body 2 is integrally connected with a cover plate 18, the edge of the notch of the annular groove 17 is provided with an inclined plane 19, and the cover plate 18 is provided with a sealing block 20 which is partially embedded into the annular groove 17 and is attached to the inclined plane 19. The joint between the cover plate 18 and the annular base 16 may be sealed by a sealant. The cover plate 18 is provided with a plurality of openable cleaning plates 21, the annular groove 17 can be cleaned by opening the cleaning plates 21, and the cleaning plates 21 are fixed on the cover plate 18 through bolts. Wherein the cover plate 18 and the annular base 16 together form a service platform 22 for maintenance personnel to work on.

As shown in fig. 1, the lower cylinder 3 is provided with a lower connection pipe 23 connecting the sewage pump 6 and the bottom of the annular groove 17; the upper cylinder 2 is provided with an upper connecting pipe 24 which is connected with the water outlet 5 and the top of the annular groove 17.

As shown in fig. 1, a lifting lug 25 is arranged on the top side wall of the upper cylinder 2, and the upper cylinder 2 can be lifted through the lifting lug 25. The lower barrel 3 can be hoisted through the mounting hole of the first flanging 12. During installation, the lower barrel body 3 is firstly hoisted and fixed, so that the water inlet 4 is kept at a position which is well connected with a water inlet pipe of a construction site, then the upper barrel body 2 is hoisted, when the upper barrel body 2 and the lower barrel body 3 are inserted, the angle of the water outlet 5 can be adjusted according to the position of a water outlet pipe of the construction site, so that the water outlet 5 is positioned at a position which is well connected with the water outlet pipe, and then the upper barrel body 2 is put down to be inserted with the lower barrel body 3. After the upper cylinder 2 and the lower cylinder 3 are inserted, a communication channel can be constructed between the sewage pump 6 and the water outlet 5 by the annular groove 17 for conveying sewage.

As shown in fig. 1, the center of the cover plate 18 and the annular base 16 is provided with an operation hole 26, as shown in fig. 1 and 2, the filter assembly includes a mounting frame 27, a filter basket 28 inserted into the mounting frame 27, and two guide rails 29 horizontally arranged and respectively located at two sides of the mounting frame 27, and two ends of the guide rails 29 are fixed on the inner wall of the lower cylinder 3. The mounting frame 27 is slidably connected to the guide rails 29, the guide rods 30 are connected to the two guide rails 29 below the operation hole 26, a first connecting lug 31 is arranged on one side, facing the guide rod 30, of the mounting frame 27, the first connecting lug 31 is connected with a pull rope 33 which bypasses the guide rod 30 from the lower side and extends to the upper cylinder 2, the mounting frame 27 can be pulled to the guide rod 30 through the pull rope 33, and therefore the filter basket 28 can be conveniently cleaned at the operation hole 26.

As shown in fig. 3, each side of the mounting frame 27 is hollow, a support band 34 is disposed on the bottom of the mounting frame 27 for supporting the filter basket 28, and an opening 35 is disposed on the top of the mounting frame 27 for inserting the filter basket 28. The filtering basket 28 comprises a basket body 36 and a water inlet part 37 positioned on the upper part of the basket body 36, the water inlet part 37 and the basket body 36 are formed by splicing steel wire mesh plates, a water inlet 38 used for being opposite to the water inlet 4 is formed in one side of the water inlet part 37 and one side of the mounting frame 27, and the water inlet 38 is close to the water inlet 4. The sewage flows into the filter basket 28 from the water inlet 4 through the water inlet 38, and is filtered by the filter basket 28, larger garbage is deposited at the bottom of the basket body 36, and the sewage is discharged from the water inlet 37 and the pores of the basket body 36. The top of the water inlet part 37 is fixedly connected with an installation plate 39, and the installation plate 39 is provided with a hanging ring 40 and a threaded sleeve 41. The filter assembly further comprises a lifting rod 42 as shown in fig. 4, the lifting rod 42 is a matched tool, one end of the lifting rod 42 is provided with a hook 43, and the other end of the lifting rod is provided with a screw head 44. When the mounting frame 27 is pulled to the lower part of the operation hole 26, the lifting ring 40 is hooked through the hook 43 of the lifting rod 42, the filter basket 28 is conveniently lifted out of the operation hole 26, after garbage in the filter basket 28 is cleaned, the screw head 44 of the lifting rod 42 is connected with the threaded sleeve 41 on the mounting plate 39, the filter basket 28 and the lifting rod 42 are fixed without shaking, then the filter basket 28 is inserted back into the mounting frame 27 through the operation of the lifting rod 42, and finally the lifting rod 42 is rotated to enable the screw head 44 to be separated from the threaded sleeve 41.

As shown in fig. 2, 3 and 5, sliding sleeves 45 slidably connected to the guide rails 29 are fixedly connected to two sides of the mounting frame 27, the guide rails 29 are square rods, and the sliding sleeves 45 are provided with sliding holes 46 adapted to the guide rails 29. As shown in fig. 5, a stepped surface 47 having a reduced thickness is provided on the upper surface of the guide rail 29 near the end of the water inlet 4, and an interference surface 48 is formed between the stepped surface 47 and the upper surface of the guide rail 29. As shown in fig. 2, when the mounting frame 27 slides to a position close to the water inlet 4, the sliding sleeve 45 slides to the step surface 47, and the thickness of the position is reduced, the sliding sleeve 45 sinks under the action of the self-weight to collide with the step surface 47, so that the end surface of the end of the sliding sleeve 45 far away from the water inlet 4 collides with the collision surface 48, and the mounting frame 27 is fixed to the position close to the water inlet 4, and cannot slide accidentally to the side far away from the water inlet 4 under the impact of the water flow. In the process of sliding the mounting frame 27 to the step surface 47, the mounting frame 27 can be pushed by the lifting rod 42; before the mounting frame 27 is pulled by the pulling rope 33, the mounting frame 27 is lifted upwards by hooking the second connecting lug 32 (refer to fig. 3) on the mounting frame 27 through the lifting rod 42, so that the sliding sleeve 45 returns to the height matched with the guide rail 29, and then the pulling rope 33 is pulled again, so that the sliding sleeve 45 slides on the guide rail 29 to the position below the operation hole 26. Preferably, the slide hole 46 of the slide sleeve 45 is sized slightly larger than the guide rail 29 so that the slide hole 46 is more easily slidably engaged with the guide rail 29.

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

Claims

1. The utility model provides a prefabricated sectional type pump station, includes casing (1), sewage pump (6), be equipped with water inlet (4) and delivery port (5) on casing (1), its characterized in that: the shell (1) comprises an upper barrel (2) and a lower barrel (3), the water inlet (4) is arranged on the lower barrel (3), the water outlet (5) is arranged on the upper barrel (2), and the sewage pump (6) is arranged at the bottom of the lower barrel (3); the upper barrel (2) and the lower barrel (3) are coaxially arranged and are mutually spliced, an annular maintenance platform (22) is arranged at the joint of the upper barrel (2) and the lower barrel (3), the maintenance platform (22) comprises an annular base (16) arranged on the inner wall of the upper end of the lower barrel (3) and a cover plate (18) arranged at the lower end of the upper barrel (2), the annular base (16) is coaxially provided with an annular groove (17), and the cover plate (18) seals the annular groove (17); the lower cylinder (3) is provided with a lower connecting pipe (23) which is connected with the sewage pump (6) and the bottom of the annular groove (17); the upper cylinder (2) is provided with an upper connecting pipe (24) which is connected with the water outlet (5) and the top of the annular groove (17).

2. The prefabricated segmented pump station according to claim 1, wherein: the upper end face of the lower barrel body (3) is coaxially provided with an annular slot (10), the longitudinal section of the annular slot (10) is in an inverted isosceles trapezoid shape, and the lower end face of the upper barrel body (2) is provided with an annular insertion block (11) matched with the annular slot (10).

3. The prefabricated segmented pump station according to claim 2, wherein: the upper end outer wall of barrel (3) is equipped with first turn-ups (12) down, the lower extreme outer wall of going up barrel (2) is equipped with second turn-ups (13), the external diameter of first turn-ups (12) is greater than second turn-ups (13), it is equipped with connection pad (14) to go up the coaxial cover of barrel (2), connection pad (14) are contradicted on second turn-ups (13), the external diameter of connection pad (14) is the same with first turn-ups (12), first turn-ups (12) have the mounting hole of looks adaptation with the part equipartition that connection pad (14) is relative, connection pad (14) and first turn-ups (12) are connected through bolt (15) in mounting hole department.

4. The prefabricated segmented pump station according to claim 1, wherein: the top of going up barrel (2) is equipped with manhole (7), the inner wall of going up barrel (2) is equipped with cat ladder (9).

5. The prefabricated segmented pump station according to claim 1, wherein: the cover plate (18) is provided with an openable cleaning plate (21).

6. The prefabricated segmented pump station according to claim 1, wherein: and a filtering component is arranged at the water inlet (4) in the lower cylinder body (3).

7. The prefabricated segmented pump station according to claim 6, wherein: an operation hole (26) is formed in the centers of the cover plate (18) and the annular base (16), the filtering assembly comprises an installation frame (27), a filtering basket (28) inserted into the installation frame (27), and two guide rails (29) which are horizontally arranged and are respectively positioned on two sides of the installation frame (27), and two ends of each guide rail (29) are fixed on the inner wall of the lower barrel body (3); the mounting frame (27) is connected to the guide rails (29) in a sliding mode, the guide rods (30) are connected to the two guide rails (29) below the operation hole (26), a first connecting lug (31) is arranged on one side, facing the guide rods (30), of the mounting frame (27), and the first connecting lug (31) is connected with a pull rope (33) which bypasses the guide rods (30) from the lower side and extends to the upper barrel body (2).

8. The prefabricated segmented pump station according to claim 7, wherein: each side surface of the mounting frame (27) is of a hollow structure, a supporting strip (34) is arranged on the lower bottom surface of the mounting frame (27) and used for supporting the filtering basket (28), and an opening (35) is formed in the top of the mounting frame (27) and used for inserting the filtering basket (28); the filtering basket (28) comprises a basket body (36) and a water inlet part (37) positioned at the upper part of the basket body (36), the water inlet part (37) and the basket body (36) are formed by splicing steel wire mesh plates, and water inlets (38) used for being opposite to the water inlets (4) are formed in the water inlet part (37) and one side of the mounting frame (27); the top of the water inlet part (37) is fixedly connected with an installation plate (39), and a hanging ring (40) and a threaded sleeve (41) are arranged on the installation plate (39); the filter assembly further comprises a lifting rod (42), one end of the lifting rod (42) is provided with a hook (43), and the other end of the lifting rod is provided with a screw head (44) which can be connected with the threaded sleeve (41).

9. The prefabricated segmented pump station according to claim 8, wherein: sliding sleeves (45) in sliding connection with the guide rails (29) are fixedly connected to two sides of the mounting frame (27), the guide rails (29) are square rods, and the sliding sleeves (45) are provided with sliding holes (46) matched with the guide rails (29); a step surface (47) with reduced thickness is arranged on the upper surface of one end of the guide rail (29) close to the water inlet (4), and an interference surface (48) is formed between the step surface (47) and the upper surface of the guide rail (29); and a second connecting lug (32) for connecting a hook (43) of the lifting rod is arranged on the mounting frame (27).