CN217027417U

CN217027417U - Integrated water inlet device of lifting pump station

Info

Publication number: CN217027417U
Application number: CN202220748442.4U
Authority: CN
Inventors: 张辉; 鲁宏武; 王子; 花凌云; 车延文; 高俊
Original assignee: Hubei Hanjiang Yiqing Environmental Protection Technology Co ltd
Current assignee: Hubei Hanjiang Yiqing Environmental Protection Technology Co ltd
Priority date: 2022-04-02
Filing date: 2022-04-02
Publication date: 2022-07-22
Anticipated expiration: 2032-04-02

Abstract

The integrated water inlet device of the lifting pump station comprises a water inlet pipe arranged at a water inlet of a barrel body, wherein the water inlet pipe is of a split structure and comprises an outer pipeline section and an inner pipeline section, an outer threaded part is arranged at the inner end of the outer pipeline section, a positioning hole is formed in the outer threaded part, an inner threaded part is arranged at the outer end of the inner pipeline section, the outer threaded part of the outer pipeline section is in threaded connection with the inner threaded part of the inner pipeline section, a gap is reserved between the inner end of the inner pipeline section and a grid interface part, and a rubber ring used for sealing the gap between the inner end of the inner pipeline section and the grid interface part is arranged at the inner end of the inner pipeline section. The utility model provides a telescopic integrated lifting pump station water inlet pipe which can compensate a larger gap between a water inlet pipeline and a basket grid caused by abrasion, so that the problem of blockage caused by garbage entering a lifting pump is avoided. Meanwhile, the abrasion caused by friction when the basket grid and the water inlet pipe move relatively is reduced by arranging the rubber ring at the joint of the water inlet pipe and the basket grid.

Description

Integrated water inlet device of lifting pump station

Technical Field

The utility model belongs to the field of related devices related to sewage treatment, and particularly relates to a water inlet device of an integrated lifting pump station.

Background

Sewage treatment is an important task in environmental management. Integration sewage lifting pump station is in the application of actual sewage pipe network for collect the back with the lower sewage in geographical position, carry to upstream region through the pressure pipeline. In the use, if sewage directly gets into integration pump station, rubbish in the sewage can cause the pump body to block up or damage the pump body. In order to solve the problems, the sewage can be collected into the basket grid through the basket grid in the form of a ball and flocculent garbage in the sewage, and the phenomenon that the garbage directly enters a lifting pump impeller at the bottom of a pump body to block a pump is avoided. On the one hand, integration lifting pump station inlet channel generally is integral pipeline, can appear great clearance because of wearing and tearing between pipeline and the hand-basket grid to lead to rubbish in the sewage to get into and block up the elevator pump in the elevator pump impeller. On the other hand, the bottom sludge in the pump station cylinder is easy to deposit, and harmful gas can be generated to pollute the environment. How to ensure the sealing performance of the butt joint of the basket grid and the water inlet pipeline and reduce the environmental pollution is also a difficult problem.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art, and provides the water inlet device of the integrated lifting pump station, which ensures the sealing performance of the butt joint of the basket grid and the water inlet pipeline by adjusting the gap between the basket grid and the water inlet pipeline, and has the advantages of simple structure and convenience in adjustment.

The technical scheme of the utility model is as follows: the water inlet pipe is of a split structure and comprises an outer pipeline section and an inner pipeline section, an outer threaded portion is arranged at the inner end of the outer pipeline section, a positioning hole is formed in the outer threaded portion, an inner threaded portion is arranged at the outer end of the inner pipeline section, the outer threaded portion of the outer pipeline section is in threaded connection with the inner threaded portion of the inner pipeline section, a gap is reserved between the inner end of the inner pipeline section and a grid interface portion, and a rubber ring used for sealing the gap between the inner end of the inner pipeline section and the grid interface portion is arranged at the inner end of the inner pipeline section.

And the outer end of the outer pipeline section is provided with an elastic joint of a water inlet pipe.

The pipe wall of the outer pipeline section is a stepped part and comprises a first thick part and a first thin part connected to one end part of the first thick part, wherein the first thin part is an external thread part, and a positioning hole is formed in the first thin part; the pipe wall of the inner pipeline section is a step part and comprises a second thick part and a second thin part connected to the two ends of the thick part, and the second thin part is an inner threaded part matched with the outer threaded part.

When the positioning hole is one, the outer wall of the inner pipeline section is held by a hand to rotate the inner pipeline section, the thread of the inner pipeline section is far away from or close to the outer pipeline section, the positioning hole is a telescopic limit limiting hole, when the inner pipeline section is screwed to the positioning hole, the length of the water inlet pipe is a limit length, and the inner pipeline section cannot be rotated any more.

When the number of the positioning holes is at least two, the positioning holes are sequentially arranged along the axial direction of the thin part, and the positioning hole at the innermost end is a telescopic limit limiting hole. The distance between the positioning hole and one end of the thick part can be marked, the inner pipeline section can be rotated by holding the anti-slip layer on the outer wall of the inner pipeline section, and the distance between the inner pipeline section and the outer pipeline section can be determined by observing the positioning hole, so that the size of the gap between the inner pipeline section and the grating can be accurately determined.

And an anti-slip layer is arranged on the outer wall of the inner pipeline section.

Lead to interface position pipeline wearing and tearing in reciprocating because of the grid in the reality application, cause the clearance between inlet channel and the grid great, rubbish gets into the elevator pump impeller of pump body bottom through great clearance in the sewage, blocks up the elevator pump. The utility model provides a telescopic integrated lifting pump station water inlet pipe which can compensate a larger gap between a water inlet pipeline and a basket grid caused by abrasion, so that the problem of blockage caused by garbage entering a lifting pump is avoided. Meanwhile, the abrasion caused by friction when the basket grid and the water inlet pipe move relatively is reduced by arranging the rubber ring at the joint of the water inlet pipe and the basket grid.

According to the utility model, two stainless steel pipelines are connected together through the threads, and the length of the pipeline can be adjusted through the threads, so that the gap between the pipeline and a basket grid (grid for short) is adjusted to be as small as possible, the probability of sewage and garbage entering a lifting pump is reduced, the efficiency of a pump station is further improved, and the maintenance cost is reduced.

Arrange one rubber circle between pipeline and the hand-basket grid, lead to the fact the pipeline wearing and tearing in reciprocating through rubber circle flexible deformation reduction hand-basket grid, improve pipeline life.

The hand-basket grid adopts artifical clearance mode, and its accessible track shifts out the pump body and maintains, thereby need not set up crushing type grid machine the cost is reduced.

Drawings

FIG. 1 is a schematic diagram of an integrated lift pump station;

FIG. 2 is one of the structural schematic diagrams of the present invention;

FIG. 3 is a second schematic view of the present invention.

Detailed Description

In fig. 1 and 2, the prefabricated pump station that promotes of integration includes the pump station main part, and the pump station main part includes the barrel, locate the top cap on barrel top and locate the base of barrel bottom, and the barrel is the glass steel cylinder body that winding forming process made, and water inlet and delivery port have been seted up respectively to the lateral wall of barrel, and the water inlet is provided with the inlet channel of scalable regulation, can follow the grid 15 that track 16 promoted, and the top of base is equipped with stealthily dirty pump 1, and the medial extremity of the exit end of stealthily dirty pump 1 and delivery port passes through pressure outlet conduit 6 intercommunication. The water inlet pipe is of a split structure and comprises two pipe sections, namely an outer pipe section 21 and an inner pipe section 18, wherein the outer pipe section 21 and the inner pipe section 18 are connected through threads 19.

As shown in the drawing, 1 is a submersible sewage pump, 2 is a self-coupling base, 3 is a pump body guide rail, 4 is a check valve, 5 is a butterfly valve, 6 is a pressure water outlet pipeline, 7 is an electrical control cabinet, 8 is a water outlet pipe elastic joint, 9 is an overhauling platform, 10 is a ladder stand, 11 is a well cover plate, 12 is a safety grid, 13 is a ventilation pipe, 14 is a water inlet pipe elastic joint, 16 is a track for guiding the movement direction of a basket grid, and 17 is a chain for matching with a lifting grid 15. The outer pipeline section 21 and the inner pipeline section 18 are both made of stainless steel, the outer pipeline section 21 and the inner pipeline section 18 are connected through threads 19, the length of the pipeline is adjusted through relative rotation of the outer pipeline section 21 and the inner pipeline section 18, and then the length of the pipeline is adjusted, so that the gap between the inner pipeline section 18 and the grid 15 is adjusted. 22 are rubber rings which are flexible in nature and compensate for deformation as the grate 15 moves up and down to reduce friction induced wear between the grate 15 and the inner pipe section 18. When the garbage in the grating 15 needs to be cleaned, the lifting device lifts the grating 15 to the top of the barrel body upwards along the track 16 through the chain 17 to clean the garbage in the grating 15, and then the grating 15 is lowered to the water inlet pipe through the lifting device.

The outer pipe section 21 has a stepped wall, and includes a first thick portion and a first thin portion connected to one end of the first thick portion, the first thin portion is an external threaded portion, and the external threaded portion is provided with a positioning hole 20. The pipe wall of the inner pipeline section 18 is a step part and comprises a second thick part and a second thin part connected with the two ends of the thick part, wherein the second thin part is an inner thread part matched with the outer thread part.

When the positioning hole 20 is one, the inner pipe section 18 is rotated by holding the anti-slip layer on the outer wall of the inner pipe section 18, the inner pipe section 18 is far away from or close to the outer pipe section 21 through the thread 19, the positioning hole 20 is used as a limit hole for expansion and contraction, when the inner pipe section 18 is rotated to the positioning hole 20, the length of the water inlet pipe is the limit length, and the inner pipe section 18 cannot be rotated any more.

In fig. 3, three positioning holes are provided, that is, a first positioning hole 201, a second positioning hole 202, and a third positioning hole 203, and the third positioning hole 203 is a limit hole for expansion and contraction, so that the inner pipe section 18 can be rotated by holding the anti-slip layer 204 on the outer wall of the inner pipe section 18 by marking the distance between the positioning holes and the end of the thick portion, and the distance between the inner pipe section 18 and the outer pipe section 21 can be determined by observing the positioning holes, thereby accurately measuring the gap between the inner pipe section 18 and the grid 15.

Claims

1. The utility model provides an integration promotes pump station water installations which characterized in that: the water inlet pipe comprises a water inlet pipe arranged at a water inlet of a barrel body, the water inlet pipe is of a split structure and comprises an outer pipeline section (21) and an inner pipeline section (18), an outer threaded part is arranged at the inner end of the outer pipeline section (21), a positioning hole (20) is formed in the outer threaded part, an inner threaded part is arranged at the outer end of the inner pipeline section (18), the outer threaded part of the outer pipeline section (21) is connected with the inner threaded part of the inner pipeline section (18) through a thread (19), a gap is formed between the inner end of the inner pipeline section (18) and an interface part of a grating (15), and a rubber ring (22) used for sealing the gap between the inner end of the inner pipeline section (18) and the interface part of the grating (15) is arranged at the inner end of the inner pipeline section (18).

2. The integrated lift pump station water intake apparatus of claim 1, wherein: the outer end of the outer pipeline section (21) is provided with an elastic joint (14) of a water inlet pipe.

3. The integrated lift pump station water intake apparatus of claim 1, wherein: the pipe wall of the outer pipeline section (21) is a stepped part and comprises a first thick part and a first thin part connected to one end part of the first thick part, the first thin part is an external thread part, and a positioning hole (20) is formed in the first thin part; the pipe wall of the inner pipeline section (18) is a stepped part and comprises a second thick part and a second thin part connected to the two end parts of the thick part, wherein the second thin part is an inner threaded part matched with the outer threaded part.

4. The integrated lift pump station water intake device of claim 3, wherein: when the positioning hole (20) is one, the outer wall of the inner pipeline section (18) is held by a hand to rotate the inner pipeline section (18), the inner pipeline section (18) is far away from or close to the outer pipeline section (21) through a thread (19), the positioning hole (20) is a telescopic limit limiting hole, and when the inner pipeline section (18) is screwed to the positioning hole (20), the length of the water inlet pipe is limited; when the number of the positioning holes (20) is at least two, the positioning holes (20) are sequentially arranged along the axial direction of the thin part, and the positioning hole at the innermost end is a telescopic limit limiting hole.

5. The integrated lift pump station water intake device of claim 1, wherein: the outer wall of the inner pipeline section (18) is provided with an anti-slip layer.