CN219327046U

CN219327046U - Pump station goes out water pond structure

Info

Publication number: CN219327046U
Application number: CN202320227924.XU
Authority: CN
Inventors: 王青; 高申岗; 马丹娜; 蒋正伟; 王雨; 孙振兴; 宋泽琳
Original assignee: Jiaxing Qianrui Construction Engineering Co ltd
Current assignee: Jiaxing Qianrui Construction Engineering Co ltd
Priority date: 2023-02-16
Filing date: 2023-02-16
Publication date: 2023-07-11
Anticipated expiration: 2033-02-16

Abstract

The utility model discloses a pump station water outlet pool structure which comprises a water outlet pool, wherein two water outlet pipes are fixedly connected to one side of the water outlet pool, overflow weirs are arranged on one side, close to the water outlet pipes, of the water outlet pool, first stop blocks are arranged in the middle of the water outlet pool in a staggered mode along the width direction, and second stop blocks are arranged on one side, away from the overflow weirs, of the water outlet pool along the width direction. The staggered baffle blocks divide the water flow into a plurality of small water strands, so that the water flow turns and collides with each other in the energy dissipation tank, the energy dissipation effect is achieved, the speed of the subsurface flow at the bottom of the energy dissipation tank is effectively reduced, and the energy dissipation effect is further improved; the height of overflow weir, first dog and second dog reduces in proper order for rivers carry out multiple step by step energy dissipation, guarantee the energy dissipation effect, and the top of overflow weir, first dog and second dog is the arc surface, is favorable to the continuous overflow of rivers.

Description

Pump station goes out water pond structure

Technical Field

The utility model relates to the field of pump station water outlet tanks, in particular to a pump station water outlet tank structure.

Background

The pump station plays an important role in water transmission and distribution engineering of hydraulic engineering, and the building and the equipment provide energy for water flow, so that water flow in a water source area can flow to a water receiving area with higher topography. The pump station water outlet pool is a diffusion type pool connected with the pressure pipeline and the drainage and irrigation main canal, and mainly plays a role in dissipating energy and stabilizing flow, and water flow emitted by the pressure water pipe is smoothly and uniformly introduced into the main canal so as to avoid flushing the canal, but when the water flow enters the water outlet pool, the water flow state is unstable, the water flow fluctuation is large, the canal is flushed, water hammer is easy to generate, and the canal pipeline is damaged.

Accordingly, there is a need for improvements in the art to address the above issues.

Disclosure of Invention

The present utility model aims to solve the technical problems in the related art to a certain extent. Therefore, one purpose of the utility model is to provide a pump station water outlet pool structure which effectively dissipates energy of water flow, thereby avoiding flushing and damaging channels.

The technical scheme of the utility model is as follows:

the utility model provides a pump station goes out water pond structure, includes the play pond, play water pond one side fixedly connected with two outlet pipes, it is equipped with the overflow weir to be close to outlet pipe one side in the play pond, play water pond middle part is equipped with first dog along width direction is crisscross, it is equipped with the second dog along width direction to keep away from overflow weir one side in the play pond.

Further, one side of the water outlet Chi Yuan away from the water outlet pipe is communicated with a water inlet channel, one side of the water inlet channel away from the water outlet pool is gradually reduced, and the end side of the water inlet channel is communicated with a water outlet channel.

Further, a tail ridge is arranged on one side, far away from the water inlet channel, of the water outlet channel.

Further, the overflow weir is in an arc shape which is bent along the water flow direction, and the overflow weir and the inner wall of the water outlet pool form a first energy dissipation pool.

Further, the first stop block is provided with two rows along the width direction.

Further, the first stop and the overflow weir form a second energy dissipating pond.

Further, the second stop block and the first stop block are correspondingly provided with two rows along the length direction of the water outlet tank.

Further, the second stop block and the first stop block form a third energy dissipation tank.

Further, the heights of the overflow weir, the first stop block and the second stop block are sequentially reduced.

Further, the tops of the overflow weir, the first stop block and the second stop block are all arc surfaces.

The utility model has the beneficial effects that:

the staggered baffle blocks divide the water flow into a plurality of small water strands, so that the water flow turns and collides with each other in the energy dissipation tank, the energy dissipation effect is achieved, the speed of the subsurface flow at the bottom of the energy dissipation tank is effectively reduced, and the energy dissipation effect is further improved; the height of overflow weir, first dog and second dog reduces in proper order for rivers carry out multiple step by step energy dissipation, guarantee the energy dissipation effect, and the top of overflow weir, first dog and second dog is the arc surface, is favorable to the continuous overflow of rivers.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of a pump station effluent pool structure according to the present utility model;

FIG. 2 is a schematic view of the cross-section of the water sump of FIG. 1;

fig. 3 is a cross-sectional view of the effluent basin of fig. 1.

In the figure: a water outlet tank-1; a water outlet pipe-2; a water channel-3; a water outlet channel-4; tail sill-41; overflow weir-5; a first stopper-6; a second stopper-7; a first energy dissipation tank-8; a second energy dissipation tank-9; and a third energy dissipation tank-10.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Examples of the embodiments are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements throughout or elements having like or similar functionality. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

Example 1

Referring to fig. 1-3, a pump station water outlet pool structure comprises a water outlet pool 1, wherein two water outlet pipes 2 are fixedly connected to one side of the water outlet pool 1, a water diversion channel 3 is communicated with one side, far away from the water outlet pipes 2, of the water outlet pool 1, the width of one side, far away from the water outlet pool 1, of the water diversion channel 3 is gradually reduced, a water outlet channel 4 is communicated with the end side, the water diversion channel 3 is gradually reduced and then is connected with the water outlet channel 4, so that water flow can be led into the water outlet channel 4 after being gathered, and a tail ridge 41 is arranged on one side, far away from the water outlet channel 4, of the water outlet channel 3 to dissipate energy; the water tank 1 is close to water outlet pipe one side and is equipped with overflow weir 5, and overflow weir 5 height is less than water tank 1 inner chamber height, overflow weir 5 is for following the crooked arc of rivers direction, overflow weir 5 and water tank 1 inner wall formation first energy dissipation pond 8, water tank 1 middle part is equipped with first dog 6 along width direction, first dog 6 is equipped with two rows along water tank 1 length direction, and two rows first dog 6 crisscross distribution, first dog 6 and overflow weir 5 form second energy dissipation pond 9, first dog 6 is kept away from overflow weir 5 one side and is equipped with second dog 7 along width direction, second dog 7 is equipped with two rows along width direction corresponding with first dog 6, and two rows second dog 7 crisscross distribution, second dog 7 and first dog 6 form third energy dissipation pond 10, overflow weir 5, first dog 8 and the height of second dog 7 reduce in proper order, and overflow weir 5, first dog 6 and the top of second dog 7 are the circular arc face, are favorable to overflowing continuously.

When water flows out of the water outlet pipe 2, the water flows into the first energy dissipation tank 8, the water flow in the first energy dissipation tank 8 fluctuates greatly, and after the water overflows the first energy dissipation tank 8 through the blocking of the overflow weir 5, the water flows into the second energy dissipation tank 9, so that the water flow fluctuation entering the second energy dissipation tank 9 is greatly reduced, and primary energy dissipation is realized; the water flow entering the second energy dissipation tank 9 overflows the first stop block 6 and enters the third energy dissipation tank 10, the water level drop is reduced, so that the fluctuation of the water flow entering the third energy dissipation tank 10 is further reduced, and secondary energy dissipation is performed; the water flow entering the third energy dissipation tank 10 overflows the second stop block 7 and then enters the drainage channel, and the water level drop is further reduced at the moment, so that the last energy dissipation is realized. In addition, the first stop block 6 and the second stop block 7 which are staggered divide the water flow into a plurality of small water strands, so that the water flow turns and collides with each other in the energy dissipation tank, the energy dissipation effect is achieved, the speed of the submerged flow at the bottom of the energy dissipation tank is effectively reduced, and the energy dissipation effect is further improved.

The water flow after three times of energy dissipation smoothly enters the water outlet channel 4 along the drainage channel 3.

Claims

1. The utility model provides a pump station goes out water pond structure, includes the play pond, play water pond one side fixedly connected with two outlet pipes, it is equipped with overflow weir to be close to outlet pipe one side in the play pond, its characterized in that: the middle part of the water outlet tank is provided with first stop blocks in a staggered manner along the width direction, and one side, far away from the overflow weir, of the water outlet tank is provided with second stop blocks along the width direction.

2. The pump station effluent basin structure according to claim 1, wherein: one side of the water outlet Chi Yuan away from the water outlet pipe is communicated with a water inlet channel, one side of the water inlet channel away from the water outlet pool is gradually reduced, and the end side of the water inlet channel is communicated with a water outlet channel.

3. The pump station effluent basin structure according to claim 2, wherein: and a tail ridge is arranged on one side of the water outlet channel away from the water inlet channel.

4. The pump station effluent basin structure according to claim 1, wherein: the overflow weir is in an arc shape which is bent along the water flow direction, and the overflow weir and the inner wall of the water outlet pool form a first energy dissipation pool.

5. The pump station effluent basin structure according to claim 1, wherein: the first stop block is provided with two rows along the width direction.

6. The pump station effluent basin structure according to claim 5, wherein: the first stop block and the overflow weir form a second energy dissipation tank.

7. The pump station effluent basin structure according to claim 1, wherein: the second stop block and the first stop block are correspondingly provided with two rows along the length direction of the water outlet tank.

8. The pump station effluent basin structure according to claim 7, wherein: the second stop block and the first stop block form a third energy dissipation pool.

9. The pump station effluent basin structure according to claim 1, wherein: the heights of the overflow weir, the first stop block and the second stop block are reduced in sequence.

10. The pump station effluent basin structure according to claim 1, wherein: the tops of the overflow weir, the first stop block and the second stop block are all arc surfaces.