CN220953643U - Pump station water inlet tank structure type - Google Patents
Pump station water inlet tank structure type Download PDFInfo
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- CN220953643U CN220953643U CN202322361138.1U CN202322361138U CN220953643U CN 220953643 U CN220953643 U CN 220953643U CN 202322361138 U CN202322361138 U CN 202322361138U CN 220953643 U CN220953643 U CN 220953643U
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- water
- water inlet
- pool
- flow channels
- tank body
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 88
- 230000021715 photosynthesis, light harvesting Effects 0.000 claims abstract description 18
- 238000009792 diffusion process Methods 0.000 claims abstract description 10
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 10
- 230000002708 enhancing effect Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims 4
- 230000001105 regulatory effect Effects 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 238000000926 separation method Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model relates to the technical field of pump station water intake pool machines, in particular to a pump station water intake pool structure type. The water pump comprises a plurality of water pumps and a water inlet tank body, wherein an energy dissipation well is arranged on one side of the water inlet tank body, a flow regulating valve chamber is arranged on one side of the energy dissipation well, which is far away from the water inlet tank body, a plurality of overflow holes are formed in one side wall of the water inlet tank body, which is close to the water inlet tank body, an overhaul gate for providing anhydrous overhaul conditions is arranged in the water dissipation well, the front tank upstream inlet flow state is stable, fluctuation is small, the front part of a diffusion section does not see a separation phenomenon, the diffusion angle is reasonable in value, the flow state inside and outside the water inlet tank is stable, no through vortex is generated, the water level difference on two sides of a guide wall is small, the water body near the inlet of the water inlet flow channel and in the gate well is even, no vortex is formed on the surface, and the use safety of the water pump is improved, so that the service life of the water pump is prolonged.
Description
Technical Field
The utility model relates to the technical field of pump station water intake pool machines, in particular to a pump station water intake pool structure type.
Background
The forebay is the connection building that canal and inlet pool link up, and the shape and the size of forebay not only can influence the rivers flow state, and is very big to the performance and the efficiency influence of water pump moreover, can also influence the safe operation and the life of water pump simultaneously.
In view of this, we propose a pump station intake basin structure.
Disclosure of utility model
The utility model aims to solve the defects and provide a pump station water inlet pool structure type with guide walls forming a plurality of flow channels.
The front part of the diffusion section is not separated, the diffusion angle is reasonable in value, the flow state inside and outside the water inlet pool is stable, no penetrating vortex is generated, and the water level difference at two sides of the guide wall is small.
The utility model provides a pump station water inlet tank structure type, which comprises a plurality of water pumps and a water inlet tank body, wherein an energy dissipation well is arranged on one side of the water inlet tank body, a flow regulating valve chamber is arranged on one side of the energy dissipation well away from the water inlet tank body, a plurality of overflow holes are formed in a side wall of the water inlet tank body, which is close to the energy dissipation well, overflow channels are formed above the overflow holes, and a maintenance gate for providing anhydrous maintenance conditions is arranged in the energy dissipation well, which is close to the water inlet tank body, wherein:
The water inlet tank body at least comprises a front tank upstream, a front tank downstream and a rear tank, the interior of the water inlet tank body is divided into a plurality of flow channels through a plurality of guide walls, the flow channels are connected through communication holes, and a plurality of water pumps are arranged in the rear tank and are arranged in the flow channels.
As a further improvement of the technical scheme, a plurality of flow channels are arranged in the downstream of the front pool and the rear pool, guide walls are arranged in the flow channels and are divided into flow channels again, the number of the flow channels in the downstream of the front pool and the interior of the rear pool is twice that of the flow channels in the upstream of the front pool, the flow channels are used for providing inflow conditions, and the flow channels are symmetrically arranged in a diffusion mode.
As a further improvement of the technical scheme, the bottom of the water inlet tank body is in a front-flat rear-descending arrangement mode, and the gradient of the water inlet tank body is one to five and is used for enhancing the hydraulic connection among a plurality of flow channels.
As a further improvement of the technical scheme, the water inlet tank body is arranged in a shrinkage shape on a plane, and the unilateral diffusion angle is 17.5 degrees.
As a further improvement of the technical scheme, the rear pool is rectangular, and the flow channels in the rear pool are symmetrically arranged.
Compared with the prior art, the utility model has the beneficial effects that:
In the structure type of the water inlet pool of the pump station, the flow state of the upstream inlet of the front pool is stable, the fluctuation is small, the front part of the diffusion section is not separated, the diffusion angle is reasonable in value, the flow state inside and outside the water inlet pool is stable, no through vortex is found, the water level difference on two sides of the guide wall is small, the water body near the inlet of the water inlet flow passage and in the gate well is calm, no vortex is formed on the surface, the use safety of the water pump is improved, and the service life of the water pump is prolonged.
Drawings
The utility model is described in more detail below, by way of example, with reference to the accompanying drawings, in which:
FIG. 1 is a schematic top view of the present utility model;
FIG. 2 is a schematic side view of the present utility model;
fig. 3 is a schematic view of a partial structure of the present utility model.
The meaning of each reference sign in the figure is:
10. A water pump;
20. a water inlet tank; 21. upstream of the forehearth; 22. downstream of the forehearth; 23. a back pool;
30. an energy dissipation well; 31. a service gate; 32. a communication hole;
40. An overflow aperture; 41. an overflow channel;
50. a flow rate regulating valve chamber;
60. a guide wall; 61. a flow channel.
Detailed Description
The forebay is the connection building that canal and inlet pool link up, and the shape and the size of forebay not only can influence the rivers flow state, and is very big to the performance and the efficiency influence of water pump moreover, can also influence the safe operation and the life of water pump simultaneously.
Referring to fig. 1-2, the device of the present utility model includes a plurality of water pumps 10 and a water intake tank body 20, one side of the water intake tank body 20 is provided with an energy dissipation well 30, one side of the energy dissipation well 30 far away from the water intake tank body 20 is provided with a flow regulating valve chamber 50, one side wall of the water intake tank body 20 near the energy dissipation well 30 is provided with a plurality of overflow holes 40, an overflow channel 41 is arranged above the plurality of overflow holes 40, and an overhaul gate 31 for providing a water-free overhaul condition is arranged inside the energy dissipation well 30 near the water intake tank body 20, wherein: the water inlet tank body 20 at least comprises a front tank upstream 21, a front tank downstream 22 and a rear tank 23, the interior of the water inlet tank body 20 is divided into a plurality of flow channels 61 through a plurality of guide walls 60, the flow channels 61 are connected through communication holes 32, and a water pump 10 is installed in the interior of the flow channels 61 in the rear tank 23.
In order to improve the effect of the water flow, therefore, the guide walls 60 are arranged inside the channels 61 in the front tank downstream 22 and the rear tank 23, the channels 61 in the front tank downstream 22 and the rear tank 23 are divided into the channels 61 again, and the number of the channels 61 in the front tank upstream 21 is twice as large as that of the channels 61 in the front tank upstream 21, the channels 61 are used for providing the inflow condition, the channels 61 are symmetrically distributed, the rear tank 23 is rectangular, and the channels 61 in the rear tank 23 are symmetrically distributed.
The improvement is that: the water after energy dissipation through the energy dissipation well 30 flows into the water inlet tank body 20 and flows through the plurality of flow channels 61, so that the effect of diversion is achieved, meanwhile, good inflow conditions are conveniently provided for the water inlets of the plurality of water pumps 10, the use safety of the water pumps 10 is improved, and the service life of the water pumps is prolonged.
Considering that the water flow speed is limited after energy dissipation and the flow state of the water flow is influenced, the bottom of the water inlet tank body 20 is in a front-flat back-descending arrangement mode, the gradient of the water inlet tank body 20 is one to five for enhancing the hydraulic connection among a plurality of flow channels 61, the water inlet tank body 20 is arranged in a contracted mode on a plane, and the unilateral diffusion angle is 17.5 degrees.
The improvement is that: through the inclined state of front pool downstream 22 bottom presentation, can improve the speed of rivers, simultaneously, also improved the security when rivers flow, avoid appearing the condition of swirl, reduce the damage that causes water pump 10 to pump station intake pool life has been improved.
To sum up, the working principle of the scheme is as follows: firstly, the energy dissipation well 30 is used for dissipating energy of water, then the flow of water is split through the plurality of flow channels 61, the effect of water flow of each flow channel 61 is achieved through the connection holes 32, the water level difference is reduced, the slope of the downstream 22 of the front pool is used for improving the speed of the water flow, then the water flows into the rear pool 23, and the water flows into the water inlet pipe through the water pump 10 in each flow channel 61, so that the water flow splitting work can be completed.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a pump station inlet pool structural style, includes a plurality of water pump (10) and inlet pool body (20), its characterized in that: one side of intake pool body (20) is provided with energy dissipation well (30), one side that intake pool body (20) was kept away from to energy dissipation well (30) is provided with flow control valve chamber (50), intake pool body (20) are close to be provided with a plurality of overflow holes (40) on the side wall of intake pool body (30), a plurality of overflow hole (40)'s top is provided with overflow canal (41), the inside that intake pool body (20) were close to energy dissipation well (30) is provided with and is used for providing overhaul gate (31) of anhydrous maintenance condition, wherein:
The water inlet tank body (20) at least comprises a front tank upstream (21), a front tank downstream (22) and a rear tank (23), the interior of the water inlet tank body (20) is divided into a plurality of flow channels (61) through a plurality of guide walls (60), the flow channels (61) are connected through communication holes (32), and a plurality of water pumps (10) are arranged in the rear tank (23) and are arranged in the flow channels (61).
2. The pump station intake basin construction profile of claim 1, wherein: the flow channels (61) are divided into flow channels (61) again, the number of the flow channels (61) in the front pool downstream (22) and the rear pool (23) is twice as large as the number of the flow channels (61) in the front pool upstream (21), the flow channels (61) are used for providing inflow conditions, and the flow channels (61) are symmetrically distributed.
3. The pump station intake basin construction profile of claim 1, wherein: the bottom of the water inlet tank body (20) is in a front-flat rear-descending arrangement mode, and the gradient of the water inlet tank body (20) is one to five and is used for enhancing hydraulic connection among a plurality of flow channels (61).
4. The pump station intake basin construction profile of claim 1, wherein: the water inlet tank body (20) is arranged in a shrinkage shape on a plane, and the unilateral diffusion angle is 17.5 degrees.
5. The pump station intake basin construction profile of claim 1, wherein: the rear pool (23) is rectangular, and flow passages (61) in the rear pool (23) are symmetrically arranged.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322361138.1U CN220953643U (en) | 2023-08-31 | 2023-08-31 | Pump station water inlet tank structure type |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322361138.1U CN220953643U (en) | 2023-08-31 | 2023-08-31 | Pump station water inlet tank structure type |
Publications (1)
Publication Number | Publication Date |
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CN220953643U true CN220953643U (en) | 2024-05-14 |
Family
ID=91018061
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202322361138.1U Active CN220953643U (en) | 2023-08-31 | 2023-08-31 | Pump station water inlet tank structure type |
Country Status (1)
Country | Link |
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CN (1) | CN220953643U (en) |
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2023
- 2023-08-31 CN CN202322361138.1U patent/CN220953643U/en active Active
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