CN220979870U - Vacuumizing structure for water conservancy pump station - Google Patents
Vacuumizing structure for water conservancy pump station Download PDFInfo
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- CN220979870U CN220979870U CN202322699687.XU CN202322699687U CN220979870U CN 220979870 U CN220979870 U CN 220979870U CN 202322699687 U CN202322699687 U CN 202322699687U CN 220979870 U CN220979870 U CN 220979870U
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- valve
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 130
- 238000000926 separation method Methods 0.000 claims abstract description 36
- 238000005086 pumping Methods 0.000 claims abstract description 8
- 239000013589 supplement Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model belongs to the technical field of hydraulic engineering, and particularly relates to a vacuum pumping structure for a water conservancy pump station, which comprises a water suction pump, a water inlet pipe, a water outlet pipe and a vacuum pumping assembly, wherein a first valve is arranged on the water outlet pipe, the vacuum pumping assembly comprises a vacuum pump and a gas-water separation water tank arranged above the vacuum pump, the water outlet end of the vacuum pump is connected with the gas-water separation water tank through a first connecting pipe, the first connecting pipe penetrates from the bottom of the gas-water separation water tank and extends upwards to the upper part of the gas-water separation water tank, an exhaust pipe is arranged at the top end of the gas-water separation water tank, a water return pipe is arranged between the gas-water separation water tank and the vacuum pump, a second connecting pipe is arranged between the water inlet end of the vacuum pump and the water inlet pipe, a connecting point of the second connecting pipe is positioned in front of the first valve, a second valve is arranged on the second connecting pipe, the gas-water separation water tank can complete gas-water separation and supplement for the vacuum pump, normal operation after the vacuum pump is started is ensured, and the structure has the advantages of simple structure, low cost and small space occupation.
Description
Technical Field
The utility model belongs to the technical field of hydraulic engineering, and particularly relates to a vacuumizing structure for a hydraulic pump station.
Background
When the water conservancy pump station is used for diversion, for the centrifugal pump, the pipeline and the pump body can normally run only when water exists in the pipeline and the pump body. If the manual watering method is adopted, the operation is troublesome, the site special personnel are required to watch, and the automatic operation can not be realized, so that the air in the water inlet pipeline of the water pump is generally sucked out by adopting a vacuumizing device in engineering, and the water in the water tank is enabled to enter the pipeline by the atmospheric pressure, and the water pump can be normally started.
The prior vacuumizing system has the problems of complex structure, high cost and the like, and as disclosed in patent CN207420884U, the automatic vacuumizing system and the water delivery system comprising the same comprise a vacuum tank, a water ring vacuum pump, a gas-water separator and an electric control cabinet which are sequentially connected, wherein the vacuum tank is also connected with a voltage meter, and the water ring vacuum pump is two arranged in parallel. The utility model also provides a water delivery system which comprises the automatic vacuumizing system, wherein the automatic vacuumizing system is connected with a vacuumizing controller through a vacuumizing pipeline.
The structure is complex, the manufacturing cost is high, the space occupation is large, and the like, and a separate air-water supplementing water-separating water tank is possibly arranged for the vacuum pump, so that the vacuum pump can normally operate (when the vacuum pump is started, the vacuum pump needs a certain height of water level inside and can normally operate after the vacuum pump is started).
Disclosure of utility model
The utility model provides a vacuumizing structure for a water conservancy pump station, which can solve the problems pointed out in the background art.
The utility model provides a water conservancy pump station is with evacuation structure, includes suction pump, inlet tube, outlet pipe and evacuation subassembly, be equipped with first valve on the outlet pipe, the evacuation subassembly includes the vacuum pump and sets up the gas-water separation water tank in the vacuum pump top, the play water end of vacuum pump with connect through first connecting pipe between the gas-water separation water tank, first connecting pipe penetrates and upwards extends to gas-water separation water tank upper portion by gas-water separation water tank bottom, the top of gas-water separation water tank is equipped with the blast pipe, gas-water separation water tank with be equipped with the wet return between the vacuum pump, the vacuum pump water inlet with be equipped with the second connecting pipe between the inlet tube, the tie point of second connecting pipe is located before the first valve, be equipped with the second valve on the second connecting pipe.
Preferably, the first valve is an electric control valve or a one-way valve, and the second valve is an electric control valve.
The beneficial effects are that: the utility model provides a vacuumizing structure for a water conservancy pump station, which is characterized in that only one gas-water separation water tank is arranged above a vacuum pump, the gas-water separation water tank can complete gas-water separation and supplement water for the vacuum pump, and normal operation of the vacuum pump after the vacuum pump is started.
Drawings
Figure 1 is a schematic view of the structure of the present utility model,
Reference numerals illustrate:
Reference numerals in the drawings: a water pump 1; a water inlet pipe 2; a water outlet pipe 3; a first valve 4; a vacuum pump 51; a gas-water separation tank 52; a first connection pipe 53; an exhaust pipe 54; a return pipe 55; a second connection pipe 56; a second valve 57.
Detailed Description
One embodiment of the present utility model will be described in detail below with reference to the attached drawings, but it should be understood that the scope of the present utility model is not limited by the embodiment.
Example 1:
As shown in fig. 1, the vacuum pumping structure for a water conservancy pump station provided by the embodiment of the utility model comprises a water pump 1, a water inlet pipe 2, a water outlet pipe 3 and a vacuum pumping assembly, wherein a first valve 4 is arranged on the water outlet pipe 3, the vacuum pumping assembly comprises a vacuum pump 51 and a gas-water separation water tank 52 arranged above the vacuum pump 51, a water outlet end of the vacuum pump 51 is connected with the gas-water separation water tank 52 through a first connecting pipe 53, the first connecting pipe 53 penetrates from the bottom of the gas-water separation water tank 52 and extends upwards to the upper part of the gas-water separation water tank 52, an exhaust pipe 54 is arranged at the top end of the gas-water separation water tank 52, a water return pipe 55 is arranged between the gas-water separation water tank 52 and the vacuum pump 51, a second connecting pipe 56 is arranged between the water inlet end of the vacuum pump 51 and the water outlet pipe 3, and the connecting point of the second connecting pipe 56 is positioned in front of the first valve 4, and a second valve 57 is arranged on the second connecting pipe 56.
Preferably, the first valve 4 is an electrically controlled valve or a one-way valve, and the second valve 57 is an electrically controlled valve.
The principle or the operation method of the utility model: when the vacuum pump is needed to be vacuumized, the first valve 4 is closed, the vacuum pump 51 is started, as the water return pipe 55 is arranged between the gas-water separation water tank 52 and the vacuum pump 51, the gas-water separation water tank 52 is higher than the vacuum pump 51, water in the gas-water separation water tank 52 enters the vacuum pump 51 through the water return pipe 55 under the action of gravity, so that certain water quantity is provided in the gas-water separation water tank, smooth work after the gas-water separation water tank is started is ensured, after the vacuum pump 51 works, air in the water suction pump 1, the water inlet pipe 2 and the water outlet pipe 3 is gradually discharged through the second connecting pipe 56, the water gradually fills the area and gradually enters the gas-water separation water tank 52, at the moment, the water suction pump 1 is controlled to start, the vacuum pump 51 is delayed for a plurality of seconds, and the second valve 57 is correspondingly closed. The air is discharged as much as possible, and the water pump 1 normally pumps water.
The foregoing disclosure is merely illustrative of some embodiments of the utility model, but the embodiments are not limited thereto, and any variations that may be contemplated by one skilled in the art should fall within the scope of the utility model.
Claims (2)
1. The utility model provides a water conservancy pump station is with evacuation structure, includes suction pump (1), inlet tube (2), outlet pipe (3) and evacuation subassembly, be equipped with first valve (4), its characterized in that on outlet pipe (3): the vacuum pumping assembly comprises a vacuum pump (51) and a gas-water separation water tank (52) arranged above the vacuum pump (51), wherein a water outlet end of the vacuum pump (51) is connected with the gas-water separation water tank (52) through a first connecting pipe (53), the first connecting pipe (53) penetrates from the bottom of the gas-water separation water tank (52) and upwards extends to the upper part of the gas-water separation water tank (52), an exhaust pipe (54) is arranged at the top end of the gas-water separation water tank (52), a water return pipe (55) is arranged between the gas-water separation water tank (52) and the vacuum pump (51), a second connecting pipe (56) is arranged between a water inlet end of the vacuum pump (51) and the water inlet pipe (2), and a connecting point of the second connecting pipe (56) is positioned in front of a first valve (4), and a second valve (57) is arranged on the second connecting pipe (56).
2. The vacuum pumping structure for a water conservancy pump station according to claim 1, wherein: the first valve (4) is an electric control valve or a one-way valve, and the second valve (57) is an electric control valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322699687.XU CN220979870U (en) | 2023-10-09 | 2023-10-09 | Vacuumizing structure for water conservancy pump station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322699687.XU CN220979870U (en) | 2023-10-09 | 2023-10-09 | Vacuumizing structure for water conservancy pump station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220979870U true CN220979870U (en) | 2024-05-17 |
Family
ID=91056794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322699687.XU Active CN220979870U (en) | 2023-10-09 | 2023-10-09 | Vacuumizing structure for water conservancy pump station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220979870U (en) |
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2023
- 2023-10-09 CN CN202322699687.XU patent/CN220979870U/en active Active
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