CN211523453U - Pump station with bilayer structure - Google Patents

Abstract

The utility model discloses a pump station with bilayer structure, including pump station body, rainwater total inlet pipe, total drain pipe. The rainwater is always intake pipe, total drain pipe sets up in the pump station body outside, and pump station body is inside to be divided into later stage rainwater pond and initial stage rainwater sedimentation tank two parts. The utility model discloses have initial stage rainwater separation function, can arrange the initial stage rainwater that contains a large amount of silt to dedicated initial stage rainwater sedimentation tank inside and deposit, then take out the initial stage rainwater through the slush pump, utilize the mud that its inside contains. And the later stage rainwater contains less silt and is directly pressurized and discharged into the main drainage pipe.

Description

Pump station with bilayer structure

Technical Field

The utility model belongs to urban sewage treatment equipment field, concretely relates to pump station with bilayer structure.

Background

An integrated rainwater lifting pump station is an important helper which must not be used in a city drainage system. The device has the main function of improving the power for rainwater and accumulated water on urban areas and roads when passing through pipelines, and conveying the rainwater and the water supply to a discharge place or a treatment place from a municipal pipe network. The integrated rainwater lifting pump station is installed in a fully buried mode and generally comprises a midway pump station and a terminal pump station. Generally, rainwater and sewage are transported from a pipeline by the action of gravity, and the flowing power is insufficient due to the influence of topography or sludge. And set up midway pump station, can provide sufficient power of carrying for the flowing water in the pipeline, improve the discharge rate, guarantee that the water in the pipeline discharges smoothly. And the terminal pump station is arranged to ensure that rainwater and sewage smoothly flow into the terminal. The power of the unobstructed end-station pump station will be a bit greater. At present, integration rainwater promotes pump station and does not possess the function of initial stage rainwater separation, but the initial stage rainwater contains a large amount of silt and other filths more, and the later stage rainwater is comparatively clean, and both mix and discharge the comprehensive improvement that is unfavorable for the rainwater together.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: overcome prior art's is not enough, provides a pump station with bilayer structure, the utility model discloses have initial rainwater separation function, can arrange the initial rainwater that contains a large amount of silt to dedicated initial rainwater sedimentation tank inside and deposit, then take out the initial rainwater through the slush pump, utilize the mud that its inside contains. And the later stage rainwater contains less silt and is directly pressurized and discharged into the main drainage pipe.

The utility model provides a technical scheme that the problem that its exists adopted is:

a pump station with a double-layer structure comprises a pump station body, a rainwater main inlet pipe and a main drain pipe.

The interior of the pump station body is provided with a rainwater channel, a total rainwater inlet pipe is in through connection with the rainwater channel, the rainwater channel is provided with a partition wall, the interior of the pump station body is partitioned by the rainwater channel and the partition wall into a later rainwater pool and an initial rainwater sedimentation tank, the later rainwater pool is located between the partition wall and the wall surface of the pump station body, and the initial rainwater sedimentation tank is located below the rainwater channel.

The terminal perpendicular division wall that is equipped with of rainwater passageway is equipped with down the mouth of a river on the division wall, and inside rainwater of rainwater passageway flows into initial stage rainwater sedimentation tank through the mouth of a river.

And a sealing door is arranged on the drainage port, and an initial rainwater sedimentation tank maintenance channel is arranged between the isolation wall and the initial rainwater sedimentation tank.

The partition wall is provided with a water outlet which is higher than the sewage outlet.

The inside equipartition that is equipped with of later stage rainwater pond has a plurality of immersible pump, and immersible pump outlet pipe and total drain pipe through connection.

The inside slush pump that is equipped with of initial stage rainwater sedimentation tank, the slush pump exit is equipped with the mud discharge pipe, and the mud discharge pipe is worn to establish to the pump station body outside.

Preferably, the pump station body is externally surrounded by an annular water pipe, the submersible pump water outlet pipe is in through connection with the annular water pipe, and the annular water pipe is in through connection with the main water drainage pipe.

Preferably, the submersible pump is provided with partition plates on two sides, an inclined guide slope is arranged between each partition plate and the corresponding partition wall, and the height of the guide slope on one side of the partition wall is higher than that on one side of the partition plate.

Preferably, initial stage rainwater sedimentation tank bottom face undercut is equipped with a mud collection pond, and a mud collection pond is located under the initial stage rainwater sedimentation tank access way, and the slush pump is installed inside a mud collection pond, and initial stage rainwater sedimentation tank bottom face is to a mud collection pond slope arrangement.

Preferably, the pump station body up end is equipped with a plurality of and overhauls the apron, overhauls the apron below and is equipped with the maintenance ladder.

Preferably, the opening and closing of the sealing door are driven by a motor.

Compared with the prior art, the utility model discloses beneficial effect who has:

have initial stage rainwater separation function, the inside rainwater of entering rainwater passageway makes inside it flows into initial stage rainwater sedimentation tank or later stage rainwater pond through opening or closing sealing door, realizes the rainwater reposition of redundant personnel of initial stage rainwater and later stage. The initial rainwater containing a large amount of silt is discharged into the initial rainwater sedimentation tank for sedimentation, and then is pumped by a slurry pump to recycle the slurry contained in the initial rainwater sedimentation tank. The later cleaner rainwater enters the interior of the main drainage pipe after being directly pressurized by the submersible pump.

Drawings

The present invention will be further explained with reference to the drawings and examples.

FIG. 1 is a top view of a pump station with a double-layer structure according to the present invention,

figure 2 is a transverse cross-sectional view of the present invention,

figure 3 is a longitudinal section view of the present invention,

figure 4 is a cross-sectional view of the plane a-a of the present invention,

figure 5 is a cross-sectional view of the plane B-B of the utility model,

fig. 6 is a partial enlarged view of the position C of the present invention.

In the figure: 1-a pump station body, 101-a later rainwater tank, 102-an initial rainwater sedimentation tank, 1021-a mud collecting tank, 103-an inspection cover plate, 104-an inspection ladder, 1 a-a rainwater channel, 1a 1-a separation wall, 1a 2-a sewer, 1a 3-a sealing door, 1 b-a separation wall, 1b 1-a water outlet, 1 c-a diversion slope, 1 d-a partition plate and 1 e-an initial rainwater sedimentation tank inspection channel;

2-a total rainwater inlet pipe;

3-a submersible pump;

4-a slurry pump, 4 a-a slurry discharge pipe;

5-an annular water pipe;

6-total drain pipe.

Detailed Description

The attached drawings are preferred embodiments of the pump station with a double-layer structure, and the present invention will be described in further detail with reference to the attached drawings.

Example 1:

shown by attached figure 1, attached figure 2, attached figure 3, a pump station with bilayer structure, including pump station body 1, rainwater total inlet pipe 2, total drain pipe 6 all are located pump station cup 1 outside.

The interior of the pump station body 1 is provided with a rainwater channel 1a, the total rainwater inlet pipe 2 is communicated with the rainwater channel 1a, the rainwater channel 1a is provided with a partition wall 1b, and the interior of the pump station body 1 is partitioned into a later rainwater pool 101 and an initial rainwater sedimentation pool 102 by the rainwater channel 1a and the partition wall 1 b. Later stage rainwater pond 101 is located between divider wall 1b and pump station body 1 wall, and initial stage rainwater sedimentation tank 102 is located rainwater passageway 1a below, and later stage rainwater pond 101 and initial stage rainwater sedimentation tank 102 are relatively independent.

The end of the rain water channel 1a is provided with a vertical partition wall 1a1, and the partition wall 1a1 is provided with a drain port 1a 2. An initial rainwater sedimentation tank maintenance channel 1e is arranged between the separation wall 1a1 and the initial rainwater sedimentation tank 102, and rainwater in the rainwater channel 1a flows into the initial rainwater sedimentation tank 102 along the initial rainwater sedimentation tank maintenance channel 1e through the drain 1a 2.

The lower nozzle 1a2 is provided with a sealing door 1a3, the opening and closing working process of the sealing door 1a3 is similar to that of a butterfly valve, and the opening and closing working process is controlled by a motor or a rotary cylinder. If adopt the motor, the motor mountable is outside or inside at pump station body 1, if the motor is installed inside pump station body 1, the motor need adopt waterproof motor.

The dividing wall 1b is provided with a plurality of water outlets 1b1, and the water outlet 1b1 is higher than the sewer port 1a 2.

The inside equipartition that is equipped with of later stage rainwater pond 101 has a plurality of immersible pump 3, and 3 outlet pipes of immersible pump are connected with total drain 6 through connections.

The mud pump 4 is arranged in the initial rainwater sedimentation tank 102, a mud discharge pipe 4a is arranged at the outlet of the mud pump 4, and the mud discharge pipe 4a penetrates through the outside of the pump station body 1.

The up end of pump station body 1 is equipped with a plurality of and overhauls apron 103, overhauls the apron 103 below and is equipped with maintenance ladder 104, and maintenance ladder 104 is fixed on the 1 inner wall of pump station body. The maintenance cover plate 103 is opened, and the inside of the pump station body 1 can be accessed through the maintenance ladder 104.

Example 2:

the other contents of this embodiment are the same as those of embodiment 1, except that: the two sides of the submersible pump 3 are provided with partition boards 1d, an inclined diversion slope 1c is arranged between the partition boards 1d and the partition wall 1b, and the diversion slope 1c is higher at one side of the partition wall 1b than at one side of the partition board 1 d. The rainwater discharged from the water outlet 1b1 flows into the space between the two partition boards 1d through the diversion slope 1c and is discharged through the submersible pump 3.

The outside of the pump station body 1 is surrounded by an annular water pipe 5. The water outlet pipe of the submersible pump 3 is communicated with the annular water pipe 5, and the annular water pipe 5 is communicated with the main water discharge pipe 6. A rubber hose can be connected between the water outlet pipe of the submersible pump 3 and the annular water pipe 5 to reduce stress generated by rigid connection.

As shown in fig. 4 and 5, a mud collecting pool 1021 is concavely arranged on the bottom surface of the initial rainwater sedimentation tank 102, the mud collecting pool 1021 is located right below the maintenance passage 1e of the initial rainwater sedimentation tank, the mud pump 4 is installed inside the mud collecting pool 1021, and the bottom surface of the initial rainwater sedimentation tank 102 is obliquely arranged towards the mud collecting pool 1021.

The front end of the rainwater main inlet pipe 2 can be connected with a stilling pool, and rainwater entering the rainwater main inlet pipe 2 is crushed for sundries in the rainwater main inlet pipe through the crushing grating. The sealing door 1a3 is in an open state in the early stage, and the initial rainwater flowing into the rainwater passage 1a flows into the initial rainwater sedimentation tank 102 through the drain port 1a2 to be settled. After a period of time, the staff closes the sealing door 1a3, the rainwater level inside the rainwater channel 1a rises, and when reaching the height of the water outlet 1b1, the rainwater flows into the later stage rainwater pool 101 and is discharged through the submersible pump 3.

Also can be at the inside mountable flow sensor of rainwater total inlet tube 2, through observing flow sensor's numerical value, when the rainwater that flows into pump station body 1 inside reaches certain flow, close sealing door 1a 3.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the knowledge of those skilled in the art.

Claims (6)

1. The utility model provides a pump station with bilayer structure which characterized in that:

comprises a pump station body (1), a rainwater main inlet pipe (2) and a main drain pipe (6),

the rainwater channel (1a) is arranged in the pump station body (1), the rainwater main inlet pipe (2) is communicated with the rainwater channel (1a), the rainwater channel (1a) is provided with a partition wall (1b), the rainwater channel (1a) and the partition wall (1b) separate the interior of the pump station body (1) into a later stage rainwater tank (101) and an initial stage rainwater sedimentation tank (102), the later stage rainwater tank (101) is positioned between the partition wall (1b) and the wall surface of the pump station body (1), the initial stage rainwater sedimentation tank (102) is positioned below the rainwater channel (1a),

the tail end of the rainwater channel (1a) is provided with a vertical separation wall (1a1), the separation wall (1a1) is provided with a drainage port (1a2), rainwater in the rainwater channel (1a) flows into the initial rainwater sedimentation tank (102) through the drainage port (1a2),

a sealing door (1a3) is arranged on the sewer opening (1a2), an initial rainwater sedimentation tank maintenance channel (1e) is arranged between the partition wall (1a1) and the initial rainwater sedimentation tank (102),

a water outlet (1b1) is arranged on the dividing wall (1b), the water outlet (1b1) is higher than the sewer port (1a2),

a plurality of submersible pumps (3) are uniformly distributed in the later stage rain water pool (101), the water outlet pipes of the submersible pumps (3) are communicated with a main water outlet pipe (6),

a mud pump (4) is arranged in the initial rainwater sedimentation tank (102), a mud discharge pipe (4a) is arranged at the outlet of the mud pump (4), and the mud discharge pipe (4a) penetrates through the outside of the pump station body (1).

2. The pump station with the double-layer structure according to claim 1, wherein:

the pump station body (1) is externally surrounded by an annular water pipe (5), a water outlet pipe of the submersible pump (3) is in through connection with the annular water pipe (5), and the annular water pipe (5) is in through connection with a main water drainage pipe (6).

3. The pump station with the double-layer structure according to claim 1, wherein:

the two sides of the submersible pump (3) are provided with partition plates (1d), an inclined diversion slope (1c) is arranged between the partition plates (1d) and the partition wall (1b), and the diversion slope (1c) is higher at one side of the partition wall (1b) than at one side of the partition plate (1 d).

4. The pump station with the double-layer structure according to claim 1, wherein:

initial stage rainwater sedimentation tank (102) bottom surface is the concave mud collection pond (1021) that is equipped with downwards, and mud collection pond (1021) are located under initial stage rainwater sedimentation tank access way (1e), and inside mud pump (4) were installed in mud collection pond (1021), initial stage rainwater sedimentation tank (102) bottom surface was arranged to mud collection pond (1021) slope.

5. The pump station with the double-layer structure according to claim 1, wherein:

the upper end face of the pump station body (1) is provided with a plurality of maintenance cover plates (103), and maintenance ladders (104) are arranged below the maintenance cover plates (103).

6. The pump station with the double-layer structure according to claim 1, wherein:

the opening and closing of the sealing door (1a3) are driven by a motor.

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