CN203795522U - Multi-bin negative-pressure-free variable-frequency water supply equipment - Google Patents
Multi-bin negative-pressure-free variable-frequency water supply equipment Download PDFInfo
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- CN203795522U CN203795522U CN201420160156.1U CN201420160156U CN203795522U CN 203795522 U CN203795522 U CN 203795522U CN 201420160156 U CN201420160156 U CN 201420160156U CN 203795522 U CN203795522 U CN 203795522U
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Abstract
The utility model provides multi-bin negative-pressure-free variable-frequency water supply equipment, and belongs to the technical field of large water supply equipment. The multi-bin negative-pressure-free variable-frequency water supply equipment comprises a flow stabilizing tank (21) which is connected with a total water feeding pipeline (5) and a total water draining pipeline; and the total water draining pipeline of the flow stabilizing tank (21) is connected with a pressure stabilizing tank (4). The multi-bin negative-pressure-free variable-frequency water supply equipment is characterized in that a negative-pressure-preventing compensation adjuster (1) is hermetically arranged on the top of the flow stabilizing tank (21), and is hermetically connected with a compensation tank (10) through a pipeline; and the compensation tank (10) is a closed tank body, and is filled with clean air. Electric control is omitted; and a function of eliminating negative pressure is fulfilled by using the simple equipment, and the energy consumption is reduced. The negative pressure in the flow stabilizing tank is supplemented by a completely closed mode; a closed environment is guaranteed; and pollution of a water source is stopped.
Description
Technical field
Many storehouses non-negative pressure frequency-changing water supply device, belongs to large-scale supply equipment technical field.
Background technology
Traditional city high-rise water supplier generally adopts the water conservancy that city planting ductwork is come to supply water by the form of steady-flow tank make-up water pump supercharging.Steady-flow tank guarantees as a water storage apparatus stability that water pump supplies water.The inherent water pump water outlet speed of traditional steady-flow tank can form negative pressure while being greater than city planting ductwork water supply rate.A pressure sensor is established on the steady-flow tank of being everlasting when addressing this problem top and opening is established electromagnetic valve, by open electromagnetic valve to steady-flow tank supplements tank outer air solution negative pressure after detecting tank internal pressure by pressure sensor.The problem that the mode of this supplementary pressure exists: the one, steady-flow tank directly communicates with the external world, can from tank external environment, enter dust and polluted source; The 2nd, pressure sensor, electromagnetic valve and support circuit need to keep "on" position always, have certain energy consumption.
Utility model content
The technical problems to be solved in the utility model is: overcome the deficiencies in the prior art, provide a kind of and reduce energy consumption, keep closed environment to stop the many storehouses non-negative pressure frequency-changing water supply device polluting.
The utility model solves the technical scheme that its technical problem adopts: this many storehouses non-negative pressure frequency-changing water supply device, comprise the steady-flow tank that is connected with water inlet manifold road and total outlet pipeline, on total outlet pipeline of steady-flow tank, be connected with vacuum tank, described steady-flow tank top seal is provided with anti-negative pressure compensating adjuster, and anti-negative pressure compensating adjuster is connected with compensating tank by line seal; Compensating tank is airtight tank body, and pure air is housed in compensating tank.The utility model is cancelled electronic control, adopts succinct device to realize the function of eliminating negative pressure, has reduced energy consumption.Adopt completely airtight form to supplement the negative pressure in steady-flow tank, guaranteed that closed environment stops pollution of waterhead.
Described anti-negative pressure compensating adjuster comprises connected chamber and floating seal assembly, wherein connected chamber lower seal is welded with flange, on flange under connected chamber, there are two openings, one of them opening compensation inlet/outlet pipe that is tightly connected, compensation inlet/outlet pipe is communicated with compensating tank, and another opening sealing is floating seal assembly fixedly; Connected chamber is connected and floating seal assembly is buckled in steady-flow tank with the opening flange at steady-flow tank top.
Described floating seal assembly comprises guide cylinder, ball float and guiding trestle, guide cylinder end sealing is fixed on an opening of connected chamber lower flange dish, on the inwall of guide cylinder, there is a circle sealing mat, ball float is placed in and in guide cylinder, is positioned at sealing mat below and coordinates with sealing mat closely, ball float bottom is fixed with strip guide tang, and guide tang is movably installed in the opening of the fixing guiding trestle in guide cylinder bottom.
Anti-negative pressure compensating design of Regulator of the present utility model can according to how many autonomous regulating tank internal pressures of the water yield in steady-flow tank.When in the normal steady-flow tank of downstream water, the water yield is abundant, ball float is withstood under sealing mat by water supporting, by the channel enclosed between steady-flow tank and compensating tank, does not have current and from then on overflows.When having the water yield, downstream increases suddenly, discharge reduction in steady-flow tank, closed environment formation negative pressure while ball float due to self in steady-flow tank is followed water level decline, ball float is separated with sealing mat opens the passage between steady-flow tank and compensating tank, the air storing in compensating tank enters elimination steady-flow tank negative pressure in steady-flow tank, assure feed water safety.
Described compensating tank is the closed in space isolating by dividing plate in steady-flow tank.In steady-flow tank, isolate compensating tank, no longer take space outerpace, without external environment condition being transformed to adaptation.And compensation inlet/outlet pipe shortens as far as possible, and security seal is better.
Described compensating tank is steady-flow tank tank body independently outward.Compensating tank is located at outside steady-flow tank, less to the change of steady-flow tank self, constructs more convenient.And do not take the water storage space in steady-flow tank, keep former water retention capacity.
Compared with prior art, the beneficial effect that many storehouses of the present utility model non-negative pressure frequency-changing water supply device has is: the utility model is cancelled electronic control, adopts succinct device to realize the function of eliminating negative pressure, has reduced energy consumption.Adopt completely airtight form to supplement the negative pressure in steady-flow tank, guaranteed that closed environment stops pollution of waterhead.Anti-negative pressure compensating design of Regulator of the present utility model can according to how many autonomous regulating tank internal pressures of the water yield in steady-flow tank.When in the normal steady-flow tank of downstream water, the water yield is abundant, ball float is withstood under sealing mat by water supporting, by the channel enclosed between steady-flow tank and compensating tank, does not have current and from then on overflows.When having the water yield, downstream increases suddenly, discharge reduction in steady-flow tank, closed environment formation negative pressure while ball float due to self in steady-flow tank is followed water level decline, ball float is separated with sealing mat opens the passage between steady-flow tank and compensating tank, the air storing in compensating tank enters elimination steady-flow tank negative pressure in steady-flow tank, assure feed water safety.Compensating tank can adopt multiple design, isolates compensating tank in steady-flow tank, no longer takies space outerpace, without external environment condition being transformed to adaptation.And compensation inlet/outlet pipe shortens as far as possible, and security seal is better.Compensating tank is located at outside steady-flow tank, less to the change of steady-flow tank self, constructs more convenient.And do not take the water storage space in steady-flow tank, keep former water retention capacity.
Accompanying drawing explanation
Fig. 1 is a kind of preferred many storehouses non-negative pressure frequency-changing water supply device structural representation.
Wherein, 1, anti-negative pressure compensating adjuster 2, guide cylinder 3, inlet valve 4, vacuum tank 5, water inlet manifold road 6, compensation inlet/outlet pipe 7, sealing mat 8, ball float 9, guiding trestle 10, compensating tank 11, blowoff valve 12, steady-flow tank flowing water Valve 13, steady-flow tank outlet pipe 14, water pump 15, go out sluice and stop valve 16, total outlet pipe 17, bypass check valve 18, pressure meter 19, vacuum tank outlet pipe 20, total outlet valve 21, steady-flow tank 22, connected chamber.
The specific embodiment
Fig. 1 is most preferred embodiment of the present utility model, below in conjunction with 1 pair of the utility model of accompanying drawing, is described further.
With reference to accompanying drawing 1: many storehouses of the present utility model non-negative pressure frequency-changing water supply device, comprise the steady-flow tank 21 that is connected with water inlet manifold road 5 and total outlet pipeline, on total outlet pipeline of steady-flow tank 21, be connected with vacuum tank 4, steady-flow tank 21 top seals are provided with anti-negative pressure compensating adjuster 1, anti-negative pressure compensating adjuster 1 comprises connected chamber 22, ball float 8 and guiding trestle 9, wherein connected chamber 22 lower seal are welded with flange, on flange under connected chamber 22, there are two openings, one of them opening is tightly connected and compensates inlet/outlet pipe 6, compensation inlet/outlet pipe 6 is sealedly connected with compensating tank 10, the closed in space of compensating tank 10 for isolating by dividing plate in steady-flow tank 21, in compensating tank 10, pure air is housed, another opening sealing is fixed on guide cylinder 2 tops, on the inwall of guide cylinder 2, there is a circle sealing mat 7, ball float 8 is placed in and in guide cylinder 2, is positioned at sealing mat 7 belows and coordinates with sealing mat 7 closely, ball float 8 bottoms are fixed with strip guide tang, and guide tang is movably installed in the opening of the fixing guiding trestle 9 in guide cylinder 2 bottoms, connected chamber 22 is connected guide cylinder 2, ball float 8 and guiding trestle 9 is fastened in steady-flow tank 21 with the opening flange at steady-flow tank 21 tops.The bottom of steady-flow tank 21 and compensating tank 10 is all connected with blowoff line, and blowoff line is all equipped with blowoff valve 11; Steady-flow tank 21 bottoms connect primary flow pipe road, standby outlet pipeline and bypass line in parallel by the steady-flow tank outlet pipe 13 of steady-flow tank flowing water Valve 12 is housed, water pump 14 is housed on primary flow pipe road and standby outlet pipeline and goes out sluice and stop valve 15, bypass check valve 17 is housed on bypass line, on total outlet pipeline after these three parallel pipelines merge, pressure meter 18 is housed, on the pipeline of total outlet pipeline after the vacuum tank outlet pipe 19 with vacuum tank 4 merges, establishes total outlet valve 20.
Many storehouses of the present utility model non-negative pressure frequency-changing water supply device can be also: basic structure is with shown in Fig. 1, and different is that compensating tank 10 is the independent airtight tank body outside steady-flow tank 21, by compensation inlet/outlet pipe 6, is communicated with steady-flow tank 21.This kind of embodiment do not take the water storage space of steady-flow tank 21, and compensating tank 10 is independent outside, is convenient to the improvement to existing equipment, and has same elimination negative pressure effect.
Ball float shown in Fig. 1 can be placed in outside guide cylinder 2, then by the seal coordinating with sealing mat in connecting rod interlock guide cylinder 2.Can regulate arbitrarily water level negative pressure need to be supplemented time by the length of regulating connecting rod simply like this.
Concrete using method is: utilize this many storehouses non-negative pressure frequency-changing water supply device for downstream is required, to carry out variable frequency water supply, steady-flow tank 21 by day water use peak carries out normal water supply, and primary flow pipe road and standby outlet pipeline assure feed water are unimpeded; At water low ebb use at night vacuum tank, supply water for 4 nights.When normal water supply, when the interior water yield of the normal steady-flow tank 21 of downstream water is abundant, ball float 8 is withstood on sealing mat 7 times by water supporting, and the channel enclosed by 10 of steady-flow tank 21 and compensating tanks, does not have current and from then on overflow.When having the water yield, downstream increases suddenly, the interior discharge reduction of steady-flow tank 21, closed environment formation negative pressure while ball float 8 due to self in steady-flow tank 21 is followed water level decline, ball float 8 is separated with sealing mat 7 opens the passage of 10 of steady-flow tank 21 and compensating tanks, the air of compensating tank 10 interior storages enters interior elimination steady-flow tank 21 negative pressure of steady-flow tank 21, assure feed water safety.
The above, it is only preferred embodiment of the present utility model, be not the utility model to be done to the restriction of other form, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the equivalent embodiment of equivalent variations.But every technical solutions of the utility model content that do not depart from, any simple modification, equivalent variations and the remodeling above embodiment done according to technical spirit of the present utility model, still belong to the protection domain of technical solutions of the utility model.
Claims (5)
1. more than storehouse non-negative pressure frequency-changing water supply device, comprise the steady-flow tank (21) that is connected with water inlet manifold road (5) and total outlet pipeline, on total outlet pipeline of steady-flow tank (21), be connected with vacuum tank (4), it is characterized in that: described steady-flow tank (21) top seal is provided with anti-negative pressure compensating adjuster (1), and anti-negative pressure compensating adjuster (1) is connected with compensating tank (10) by line seal; Compensating tank (10) is airtight tank body, and compensating tank is equipped with pure air in (10).
2. many storehouses according to claim 1 non-negative pressure frequency-changing water supply device, it is characterized in that: described anti-negative pressure compensating adjuster (1) comprises connected chamber (22) and floating seal assembly, wherein connected chamber (22) lower seal is welded with flange, on flange under connected chamber (22), there are two openings, one of them opening is tightly connected and compensates inlet/outlet pipe (6), compensation inlet/outlet pipe (6) is communicated with compensating tank (10), and another opening sealing is floating seal assembly fixedly; Connected chamber (22) is connected and floating seal assembly is buckled in steady-flow tank (21) with the opening flange at steady-flow tank (21) top.
3. many storehouses according to claim 2 non-negative pressure frequency-changing water supply device, it is characterized in that: described floating seal assembly comprises guide cylinder (2), ball float (8) and guiding trestle (9), guide cylinder (2) end sealing is fixed on an opening of connected chamber (22) lower flange dish, on the inwall of guide cylinder (2), there is a circle sealing mat (7), ball float (8) is placed in and in guide cylinder (2), is positioned at sealing mat (7) below and coordinates closely with sealing mat (7), ball float (8) bottom is fixed with strip guide tang, guide tang is movably installed in the opening of the fixing guiding trestle (9) in guide cylinder (2) bottom.
4. many storehouses according to claim 1 non-negative pressure frequency-changing water supply device, is characterized in that: the closed in space of described compensating tank (10) for isolating by dividing plate in steady-flow tank (21).
5. many storehouses according to claim 1 non-negative pressure frequency-changing water supply device, is characterized in that: described compensating tank (10) is the outer independently tank body of steady-flow tank (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420160156.1U CN203795522U (en) | 2014-04-03 | 2014-04-03 | Multi-bin negative-pressure-free variable-frequency water supply equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420160156.1U CN203795522U (en) | 2014-04-03 | 2014-04-03 | Multi-bin negative-pressure-free variable-frequency water supply equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203795522U true CN203795522U (en) | 2014-08-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420160156.1U Expired - Fee Related CN203795522U (en) | 2014-04-03 | 2014-04-03 | Multi-bin negative-pressure-free variable-frequency water supply equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN203795522U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116378170A (en) * | 2023-05-05 | 2023-07-04 | 艺坤智慧水务集团有限公司 | Distributed energy compensation device for negative pressure elimination |
-
2014
- 2014-04-03 CN CN201420160156.1U patent/CN203795522U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116378170A (en) * | 2023-05-05 | 2023-07-04 | 艺坤智慧水务集团有限公司 | Distributed energy compensation device for negative pressure elimination |
| CN116378170B (en) * | 2023-05-05 | 2023-09-22 | 艺坤智慧水务集团有限公司 | Distributed energy compensation device for negative pressure elimination |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140827 Termination date: 20160403 |