CN202250890U - Ball float valve type automatic sealed water tank water filling equipment for pump station - Google Patents
Ball float valve type automatic sealed water tank water filling equipment for pump station Download PDFInfo
- Publication number
- CN202250890U CN202250890U CN2011204177036U CN201120417703U CN202250890U CN 202250890 U CN202250890 U CN 202250890U CN 2011204177036 U CN2011204177036 U CN 2011204177036U CN 201120417703 U CN201120417703 U CN 201120417703U CN 202250890 U CN202250890 U CN 202250890U
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- water
- water tank
- pipe
- pump
- filling
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Abstract
The utility model relates to ball float valve type automatic sealed water tank water filling equipment for a pump station. The equipment consists of a water inlet pipe, a water filling and gas discharge pipe, a gate valve, a support, a water tank, a water gauge, a check valve, a water filling hole, a floating ball, a ball float valve, a gas discharge and water supplement pipe, a drain valve and a drain pipe, wherein the water tank is connected with the highest point of the water inlet pipe of a water pump through the water filling and gas discharge pipe; the upper end of the gas discharge and water supplement pipe is connected with the water tank, and the lower end of the gas discharge and water supplement pipe is connected with a water pump water filling hole in the highest point of the water pump; the check valve is arranged on the uppermost part of the water tank; the water tank is provided with the water gauge; the top of the water tank is provided with the water filling hole; and an orthocore reducing pipe is arranged between the water inlet pipe and an inlet of the water pump. By the ball float valve type automatic sealed water tank water filling equipment for the pump station, the problem about water filling of water pumps is well solved, a bottom valve and a vacuum pump unit are eliminated, and the energy-saving operation can be realized.
Description
One, affiliated field:
The utility model relates to the automatic sealing radiator water-filling of a kind of pumping plant float valve type equipment, belongs to the water conservancy field.
Two, background technique
For reducing excavation of foundation pit, reduce engineering cost, convenient construction; Be beneficial to the daylighting, ventilation, protection against the tide of factory building etc., general centrifugal pump should be raised water pump elevation is installed under the condition of cavitation not as best one can; So, water pump must first water-filling before startup, otherwise; Water pump can't normally start, and also possibly also can cause cavitation erosion, vibration, and water pump can't proper functioning.At present, centrifugal pump mainly contains two types of water-filling methods: one type is that the bottom valve water-filling is installed in the intake pipe import, and one type is not establish the bottom valve water-filling.
The centering small pumping station, when being provided with bottom valve, the general manual method water-fillings that adopt promptly directly pour into water the pump from the water pump water irrigating hole more, bottom valve dash, the water-filling of completion water pump.But because the loss of head of bottom valve place is bigger, reduced pumping station operation efficient, also can occur bottom valve sometimes can't close, and can not accomplish the situation of water pump water-filling; When bottom valve not being set, vacuum water tank method water-filling commonly used, vacuum water tank generally installs on intake pipe; Make intake pipe be divided into two sections; Increase intake pipe length, and need before the water pump import, install gate valve additional, changed flow-shape like this; Cause certain loss of head, reduced pumping station operation efficient equally.
Centrifugal pump pumping plant for large and medium-sized generally adopts the vacuum pump water-filling, can remove the water inlet pipe mouth bottom valve, has reduced loss of head here, has improved pumping station operation efficient.But it needs the work of vacuum pump unit, invests greatlyyer, and each water pump water-filling all need start the vacuum pump unit, needs to consume certain energy.
Three, summary of the invention
In order to address the above problem, the utility model provides the automatic sealing radiator water-filling of a kind of pumping plant float valve type equipment, uses this equipment to be the water pump water-filling; Both saved bottom valve; Save the vacuum pump extract system again, reduced investment, reduced the loss of head of intake pipe inlet; Easy to use, flexible, saving of labor, laborsaving, energy-conservation.
The automatic sealing radiator water-filling of a kind of pumping plant float valve type equipment,
ByIntake pipe, water-filling outlet pipe, gate valve, support, water tank, fluviograph, one-way valve, water irrigating hole, ball float, float valve, exhaust water-adding pipe, drain valve and waste pipe are formed; Described water tank is fixed on the support, and support fixes on the ground, and the vertical height between tank top and the water source minimum operation water level is no more than 10m, and water tank bottom is higher than intake pipe and the top of water pump; Described water tank is connected through the summit of water-filling outlet pipe and pump water inlet; On the described water-filling exhaust duct gate valve is installed; Described waste pipe is installed in the bottom of water tank, and drain valve is installed on the waste pipe; Described exhaust water-adding pipe upper end is connected with water tank cavity, and the exhaust water-adding pipe is equipped with float valve at the water outlet of water tank the inside, and its unlatching is controlled by ball float; Described exhaust water-adding pipe lower end is connected with the water pump water irrigating hole at the top of water pump; Described one-way valve is installed on the limit wall of water tank the topmost part; On the described water tank fluviograph is installed, the fluviograph upper/lower terminal all is communicated with water tank cavity; Described tank top is provided with water irrigating hole, and water irrigating hole seals with port lid, between port lid and water tank, installs sealing gasket additional; Positive heart reducing pipe is installed between intake pipe and the water pump import.
As shown in Figure 1, when using for the first time,, open water irrigating hole earlier with gate valve, drain shut valve, to water tank topped up with water (ball float rise close float valve till), after the completion water irrigating hole is closed.Before the pump working, close the outlet pipe gate valve, open gate valve; Water pours in water pump and the pump water inlet through the water-filling outlet pipe under action of gravity automatically, along with the water tank middle water level descends; Air pressure reduces in the case, and one-way valve is closed automatically under gravity and the effect of outside atmosphere pressure, forms certain vacuum.Intake pipe and water pump inner chamber middle water level constantly rise, and the gas in intake pipe and the water pump is discharged in the water tank through outlet pipe and water-filling outlet pipe.Because the water-filling outlet pipe is connected place, the summit of intake pipe, exhaust water-adding pipe and is connected the top of water pump water irrigating hole water pump, so the gas in intake pipe and the water pump can all enter in the water tank.After pump water inlet, water pump inner chamber all were full of water, whole system can reach a kind of vacuum state of equilibrium, and this moment, the water tank middle water level no longer descended, and had so just accomplished the water pump water filling process, and gate valve is closed, and can start water pump.
Behind the starting mode of pump, a part of water is input to water in the water tank through the exhaust water-adding pipe, because the increase of water body; Gas pressure in the water tank is raise, under gas pressure, wash the flap in the one-way valve open; Gas discharges, to prevent in water tank, the being formed with body of calming the anger; Along with the continuous rising of water tank middle water level, ball float is floated gradually, and float valve is closed automatically, accomplishes water tank moisturizing process, uses in order to next water pump water-filling.During later on each water pump water-filling, can be directly by gate valve control, when promptly opening gate valve, water can flow in pump water inlet, the water pump inner chamber automatically, accomplish water pump water-filling task automatically; Behind starting mode of pump, can accomplish the moisturizing task in water tank again automatically, like this, go round and begin again, realized the water-filling of pumping plant.
This equipment has carried out scientific and reasonable design when design water-filling outlet pipe:
The first, the water-filling outlet pipe is arranged in place, the summit of intake pipe, can make the design of intake pipe have arbitrariness; Pumping plant can be according to condition needs such as landform, and intake pipe can be gone up and curved also can descend curvedly, and having solved well and having required intake pipe before the pump inlet is that level is installed or the problem that is inclined upwardly and installs arranged; No matter how the pump water inlet road is laid; Can pneumatosis in the pipeline, can not influence the water-filling work of water pump being full of water in water pump and the intake pipe.The second, be designed to positive heart reducing pipe to the eccentric reducing pipe of intake pipe and water pump inlet, make that water pump inlet flow-shape is better, improved the cavitation resistive property of pumping station operation efficient and water pump.Simultaneously, during the water pump water-filling, can accumulated gas in the intake pipe, do not influence the water pump water-filling, solve intake pipe and designed limited problem, be significant improvement to the design of pumping plant intake pipe.
Four, description of drawings
The automatic sealing radiator water-filling of Fig. 1 pumping plant float valve type equipment schematic representation
Among the figure: the 1-water inlet pool; The 2-intake pipe; The positive heart reducing pipe of 3-; 4-water-filling outlet pipe; The 5-gate valve; The 6-support; The 7-water tank;
The 8-fluviograph; The 9-one-way valve; The 10-water irrigating hole; The 11-ball float; The 12-float valve; 13-exhaust water-adding pipe; The 14-drain valve; The 15-waste pipe; The 16-water pump; 17-outlet pipe gate valve; The 18-outlet pipe; The positive heart increaser of 19-; 20-unit basis; 21-pump house terrace
Five, embodiment
The utility model is used in the pumping plant of pump water inlet without bottom valve.
Water tank 7 can and be carried out antirust and anti-drain process with the steel plate welding, or processes with other material (like concrete, reinforced concrete etc.), and its requirement of strength maximum is only born a barometric pressure, and is less demanding to the water tank strength of materials, can process voluntarily, and price is low.Can be made into square or circular, circular best.The water tank setting height(from bottom) is: its top should not surpass 10m with the vertical discrepancy in elevation between the water source minimum operation water level, and setting height(from bottom) is low more, and the negative pressure in the water tank is more little, and water tank bottom will be higher than the top of intake pipe and water pump simultaneously; Water irrigating hole adds sealing gasket with the port lid sealing of pouring water in the centre, uses bolt; The transparent hard tube of fluviograph 8 usefulness is processed, and its upper/lower terminal all is communicated with water tank cavity, so that observe the water level in the water tank 7; Water-filling outlet pipe 4 and exhaust water-adding pipe 13 are used steel pipe manufacturing, and in order to shorten the water pump filling time, its caliber can be suitably big.
The sealing of water irrigating hole 10 usefulness port lids is installed sealing gasket additional between port lid and casing, use bolt.When needing the maintenance water tank inner, can drain valve 14 be opened, water emptying.When the water tank volume was big, water irrigating hole 10 can be used as manhole.
When the utility model uses, operation according to the following steps:
1, closing gate valve 5 and drain valve 14 through water irrigating hole 10, are poured water in water tank 7.This equipment only before using for the first time, in water tank 7 water-filling once, later in the water pump operation process, can be with the water tank automatic water supplement.
2, with port lid sealing water irrigating hole 10, install sealing gasket additional between port lid and the casing, use bolton.
3, during water pump 16 water-fillings, close outlet pipe gate valve 17 earlier, make outlet pipe, water pump inner chamber and intake pipes before the outlet pipe gate valve 17 form a closed cavity.
4, open gate valve 5, the water in the water tank 7 pours in the intake pipe 2, water pump 16 and in the outlet pipe before the gate valve 17, gas wherein can all enter the water tank 7 from exhaust water-adding pipe 13 and water-filling outlet pipe 4 through water-filling outlet pipe 4 under action of gravity automatically.After pump water inlet 2, water pump 16 inner chambers all were full of water, water tank 7 middle water levels no longer descended, and accomplished water pump 16 water filling processes, and gate valve 5 is closed, and can start water pump 16.
5, after water pump 16 started, a part of water was input to water in the water tank 7 through exhaust water-adding pipe 13, and water tank 7 upper gas are washed one-way valve 9 open; Gas is discharged, and along with the continuous rising of water tank 7 middle water levels, ball float 11 is floated gradually; When water level is elevated to certain altitude; Float valve 12 is closed automatically, accomplishes water tank moisturizing process, uses in order to next water pump water-filling.
When 6, restarting water pump later on, repeat above-mentioned steps, only can accomplish the moisturizing of the water-filling and the water tank 7 of water pump, go round and begin again, realized the water-filling of pumping plant through control gate valve 5.
Gate valve 5 adopts mortor operated valve, can realize the automatic water-filling of water pump.
The development of the automatic sealing radiator water-filling of this pumping plant float valve type equipment has solved water pump water-filling problem well, has both saved bottom valve, has saved the vacuum pump unit again, can realize energy-saving run.In addition, change the design concept of pumping plant inlet pipeline, made the intake pipe design have good flexibility, simultaneously, can reduce the pipeline loss of head, improved the operational efficiency of pumping plant, improved the anti-cavitation erosion ability of pump.The Application Research of the automatic sealing radiator water-filling of pumping plant float valve type equipment lays a solid foundation for better pumping plant being undergone technological transformation.
Claims (1)
1. the automatic sealing radiator water-filling of a pumping plant float valve type equipment is characterized in that
ByIntake pipe, water-filling outlet pipe, gate valve, support, water tank, fluviograph, one-way valve, water irrigating hole, ball float, float valve, exhaust water-adding pipe, drain valve and waste pipe are formed; Described water tank is fixed on the support, and support fixes on the ground, and the vertical height between tank top and the water source minimum operation water level is no more than 10m, and water tank bottom is higher than intake pipe and the top of water pump; Described water tank is connected through the summit of water-filling outlet pipe and pump water inlet; On the described water-filling exhaust duct gate valve is installed; Described waste pipe is installed in the bottom of water tank, and drain valve is installed on the waste pipe; Described exhaust water-adding pipe upper end is connected with water tank cavity, and the exhaust water-adding pipe is equipped with float valve in the outlet of water tank the inside, and its unlatching is controlled by ball float; Described exhaust water-adding pipe lower end is connected with the water pump water irrigating hole at the top of water pump; Described one-way valve is installed on the limit wall of water tank the topmost part water tank; On the described water tank fluviograph is installed, the fluviograph upper/lower terminal all is communicated with water tank cavity; Described tank top is installed water irrigating hole, and water irrigating hole seals with port lid, between port lid and water tank, installs sealing gasket additional; Positive heart reducing pipe is installed between intake pipe and the water pump import.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204177036U CN202250890U (en) | 2011-10-28 | 2011-10-28 | Ball float valve type automatic sealed water tank water filling equipment for pump station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204177036U CN202250890U (en) | 2011-10-28 | 2011-10-28 | Ball float valve type automatic sealed water tank water filling equipment for pump station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202250890U true CN202250890U (en) | 2012-05-30 |
Family
ID=46112142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204177036U Withdrawn - After Issue CN202250890U (en) | 2011-10-28 | 2011-10-28 | Ball float valve type automatic sealed water tank water filling equipment for pump station |
Country Status (1)
| Country | Link |
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| CN (1) | CN202250890U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102506028A (en) * | 2011-10-28 | 2012-06-20 | 山东农业大学 | Water filling device of pump station floating ball valve type automatic sealing water tank |
| CN111664096A (en) * | 2020-06-20 | 2020-09-15 | 江苏师范大学 | Water replenishing device of centrifugal pump |
-
2011
- 2011-10-28 CN CN2011204177036U patent/CN202250890U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102506028A (en) * | 2011-10-28 | 2012-06-20 | 山东农业大学 | Water filling device of pump station floating ball valve type automatic sealing water tank |
| CN111664096A (en) * | 2020-06-20 | 2020-09-15 | 江苏师范大学 | Water replenishing device of centrifugal pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120530 Effective date of abandoning: 20140226 |
|
| RGAV | Abandon patent right to avoid regrant |