CN102140812B - Pressure compensator between high-low tap water pressure areas - Google Patents
Pressure compensator between high-low tap water pressure areas Download PDFInfo
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- CN102140812B CN102140812B CN 201110028019 CN201110028019A CN102140812B CN 102140812 B CN102140812 B CN 102140812B CN 201110028019 CN201110028019 CN 201110028019 CN 201110028019 A CN201110028019 A CN 201110028019A CN 102140812 B CN102140812 B CN 102140812B
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Abstract
The invention discloses a pressure compensator between high-low tap water pressure areas. The pressure compensator comprises a high-area pressure display and detection unit, a pressure reduction unit, a differential pressure detection unit, an on-off or flow regulation unit, a low-area pressure display and detection unit and a backflow prevention unit; the pressure compensator between the high-low tap water pressure areas is arranged on a tap water pipe network between the high-low pressure areas, and the units are arranged on the tap water pipe network from the high pressure area to the low pressure area in the following order: the high-area pressure display and detection unit, the pressure reduction unit, the on-off or flow regulation unit, the low-area pressure display and detection unit and the backflow prevention unit; and two ends of the differential pressure detection unit are respectively connected with two ends of the pressure reduction unit. The pressure compensator is safe, reliable, energy-saving and efficient, and prolongs the service life of equipment.
Description
Technical field
The present invention relates to a kind of pressure balance expansion loop that is used between the tap water high low area.
Background technology
At present; Because land resources is more and more deficienter and the continuous development of Building technology; Highrise building miscellaneous has all appearred in each city, and is normal in order to prevent highrise building upper strata water, requires to set two or more tap water pressures district according to tap water in the national standard highrise building.Supply equipment mode of occupation according in the present industry sees that the supply equipment in each pressure area all is running separately, particularly when the water low peak period; If there is small number of users to use tap water in each tap water pressure district, all necessary frequent start-stop of each pressure area unit is from water pump usefulness; Frequent start and stop are inefficiency not only; The waste electric energy, and each associated components also can be because of frequent start-stop reduction of service life, increased the maintenance cost of building.
Then, when the supply equipment in a tap water pressure district in the highrise building need overhaul, all tap water in whole building must cut-off, the inconvenience that brings to the user.
Summary of the invention
Goal of the invention: in order to solve the problems of the prior art, the invention provides a kind of efficient, energy-conservation, safety, overhaul tap water height nip pressure compensator easily.
Technical scheme: to achieve these goals; A kind of tap water height nip pressure compensator of the present invention, it comprises high district pressure display detecting unit, decompressing unit, pressure differential detection unit, break-make or flow regulating unit, low district pressure display detecting unit, anti-stop element flows backwards; The running water pipe that said tap water height nip pressure compensator is installed between the high low area is online, from the height district to online each unit of the running water pipe in low district according to following order setting: high district pressure display detecting unit, decompressing unit, break-make or flow regulating unit, low district pressure display detecting unit, anti-stop element flows backwards; The two ends of said pressure differential detection unit link to each other with the two ends of decompressing unit respectively.
Because per two adjacent tap water pressure districts must have one to be that higher-pressure region, one are low-pressure areas, so can load a cover tap water height nip pressure compensator between per two adjacent tap water pressure districts.
The pressure display detecting unit of high district described in the present invention adopts pressure meter or pressure switch or electro connecting pressure gauge or sensing appearance.Said decompressing unit adopts reducing valve, preferably adopts electromagnetic valve and/or motor operated valve and/or proportional servo valve.Low district pressure display detecting unit adopts pressure meter or pressure switch or electro connecting pressure gauge or sensing appearance.Said pressure differential detection unit adopts the pressure differential detection appearance.Said break-make or flow regulating unit comprise: electromagnetic valve, flow regulator and pressure control device.The anti-stop element of said refluence adopts flow-stop valve.
The effect of each unit is following among the present invention:
(1) the high pressure display detecting unit of distinguishing: comprise pressure display and detection part; Be used to detect the pressure of higher-pressure region; And showing the tap water pressure value that detection obtains, the force value that simultaneously detection is obtained converts the signal of telecommunication into and is transferred to control module, is used for logic control;
(2) decompressing unit: adopt all kinds of reducing valve; The tap water pressure in Jiang Gao district (like 0.8Mpa) is reduced to (like 0.4Mpa) high slightly pressure than low district; Prevent to reach the pressure of higher-pressure region owing to " break-make or flow regulating unit " appearance causes the pressure of low-pressure area tap water unusually; Booster takes place, and has improved the safety in utilization of this expansion loop;
(3) pressure differential detection unit: be used to detect the pressure reduction whether the decompressing unit two ends possess setting; If two districts of too small explanation decompressing unit of pressure reduction or high-low pressure pressure exists unusual; Send alarm signal, played protective effect, further increase the safety of this expansion loop;
(4) break-make or flow regulating unit: the break-make or the Flow-rate adjustment that realize tap water pipe line;
(5) low district pressure display detecting unit: be used for the pressure display and the pressure detecting of low-pressure area, the force value that detection is obtained converts the signal of telecommunication into and is transferred to control module, is used for logic control;
(6) the anti-stop element of refluence: can adopt flap valve, prevent that low-pressure area was to the influence of equipment (mainly being reducing valve) when the higher-pressure region was inapplicable.
When following situation appearred in the tap water pipe network, the present invention brought into operation.
1, low-pressure area equipment fault, low-pressure area controller (perhaps through the means switch) are automatically controlled transmission water supply request signal to the higher-pressure region.
2, the low-pressure area controller is provided with water ebb interval, and opens the higher-pressure region water supply pattern, and when after the time period of setting, the low-pressure area controller transmits the water supply request signal from the trend higher-pressure region.
3, height nip pressure compensator each several part detection signal is eligible:
a。Higher-pressure region pressure meets setting value;
b。High low area pressure reduction meets setting value;
c。Low-pressure area pressure is lower than the startup setting value;
D. transmission in real time can move request signal in the height nip pressure compensator, and when receiving height nip affirmation enabling signal, the compensation water supply pattern begins.
The operating principle of expansion loop according to the invention is following: after the compensation water supply pattern begins; High district pressure display detecting unit is checked the tap water pressure of flowing through; If the tap water pressure value from the higher-pressure region is normal, will the flow through tap water pressure of decompressing unit of decompressing unit drops to setting value, and the pressure differential detection unit detects that to flow into decompressing unit poor with the tap water pressure that flows out decompressing unit simultaneously; Meet setting value like tap water pressure reduction; And the force value of the low district low district of pressure display detection tap water also just often, opens break-make or flow regulating unit, and the tap water compensation model starts.If occur closing break-make or flow regulating unit automatically, the concurrent signal that is out of order unusually if any the unit detection signal in the water supply process.When the anti-stop element that flows backwards prevented that break-make or flow regulating unit from breaking down, the low-pressure area tap water poured in down a chimney, the safety when having guaranteed to use.
Break-make or flow regulating unit have two kinds of working methods.
A. break-make control; Break-make or flow regulating unit carry out switch control according to the detection signal that low district pressure display detecting unit sends; Promptly when low district tap water pressure was lower than district's pressure display detecting unit low pressure setting value, break-make or flow regulating unit were opened tap water pipe line; When low district pressure was higher than low district pressure display detecting unit high pressure setting value, break-make or flow regulating unit broke off tap water pipe line.
B. flow-control is constantly adjusted the tap water flow of flow through break-make or flow regulating unit according to the post-decompression tap water pressure that decompressing unit obtains, thereby realizes low district's pressure balance.
Beneficial effect: the present invention compared with prior art has following advantage.
1. only need to start separately the high supply equipment of distinguishing in the water supply low ebb phase, high district tap water supplies water for the low user of district through the low district of the anti-benefit of expansion loop according to the invention, and low district supply equipment need not to start, and has avoided high low area supply equipment while frequent starting.Practiced thrift the energy.
2. when the low-pressure area supply equipment overhauled, tap water was supplied water to low-pressure area by the higher-pressure region through this expansion loop, can not cause low-pressure area to cut off the water supply, and had made things convenient for the maintenance of equipment.
Description of drawings
Fig. 1 is the structural representation of expansion loop according to the invention.
Fig. 2 is the structural representation of embodiment according to the invention.
The specific embodiment
Like the described a kind of online tap water height nip pressure compensator of high low area running water pipe that is installed on of Fig. 1, comprising: high district pressure display detecting unit, decompressing unit, pressure differential detection unit, break-make or flow regulating unit, low district's pressure display detecting unit and the anti-stop element that flows backwards; From the height district to online each unit of the running water pipe in low district according to following order setting: high district pressure display detecting unit, decompressing unit, break-make or flow regulating unit, low district pressure display detecting unit, anti-stop element flows backwards; The two ends of said pressure differential detection unit link to each other with the two ends of decompressing unit respectively.
High district as shown in Figure 2 pressure display detecting unit adopts electro connecting pressure gauge, and break-make or flow regulating unit comprise: electromagnetic valve, flow regulator and pressure-detecting device, low district pressure display detecting unit adopts pressure meter.
When the said expansion loop of present embodiment is worked; The electro connecting pressure gauge of high district pressure display detecting unit is checked the tap water pressure of flowing through; If the tap water pressure value is normal, will the flow through tap water pressure of decompressing unit of decompressing unit drops to setting value, and the pressure differential detection unit detects that to flow into decompressing unit poor with the tap water pressure that flows out decompressing unit simultaneously; Normal like tap water pressure differential detection signal; And the force value of the low district low district of pressure display detection tap water also just often, opens electromagnetic valve, flow regulator and pressure-detecting device in break-make or the flow regulating unit, and the tap water compensation model starts.If occur closing break-make or flow regulating unit automatically, the concurrent signal that is out of order unusually if any the unit detection signal in the water supply process.
Claims (7)
1. tap water height nip pressure compensator, it is characterized in that: it comprises high district pressure display detecting unit, decompressing unit, pressure differential detection unit, break-make or flow regulating unit, low district pressure display detecting unit, anti-stop element flows backwards; The running water pipe that said tap water height nip pressure compensator is installed between the high low area is online, from the height district to online each unit of the running water pipe in low district according to following order setting: high district pressure display detecting unit, decompressing unit, break-make or flow regulating unit, low district pressure display detecting unit, anti-stop element flows backwards; The two ends of said pressure differential detection unit link to each other with the two ends of decompressing unit respectively.
2. tap water height nip pressure compensator according to claim 1 is characterized in that: said high district pressure display detecting unit adopts pressure meter or pressure switch or sensing appearance.
3. tap water height nip pressure compensator according to claim 1, it is characterized in that: said decompressing unit adopts reducing valve.
4. tap water height nip pressure compensator according to claim 1, it is characterized in that: said decompressing unit adopts electromagnetic valve and/or motor operated valve and/or proportional servo valve.
5. tap water height nip pressure compensator according to claim 1, it is characterized in that: low district pressure display detecting unit adopts pressure meter or pressure switch or sensing appearance.
6. tap water height nip pressure compensator according to claim 1, it is characterized in that: said break-make or flow regulating unit comprise: electromagnetic valve, flow regulator and pressure control device.
7. tap water height nip pressure compensator according to claim 1, it is characterized in that: the anti-stop element of said refluence adopts flow-stop valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110028019 CN102140812B (en) | 2011-01-26 | 2011-01-26 | Pressure compensator between high-low tap water pressure areas |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110028019 CN102140812B (en) | 2011-01-26 | 2011-01-26 | Pressure compensator between high-low tap water pressure areas |
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| CN102140812A CN102140812A (en) | 2011-08-03 |
| CN102140812B true CN102140812B (en) | 2012-09-05 |
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| CN 201110028019 Active CN102140812B (en) | 2011-01-26 | 2011-01-26 | Pressure compensator between high-low tap water pressure areas |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103556681A (en) * | 2013-11-15 | 2014-02-05 | 卢云飞 | Water supply pipeline network section pressure intelligent compensation system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2789320Y (en) * | 2005-04-28 | 2006-06-21 | 王树人 | Constant pressure automatic compensating repressing water supply device |
| CN1904236A (en) * | 2006-08-01 | 2007-01-31 | 上海凯泉泵业（集团）有限公司 | Pipe network superimposing pressure automatic water supply equipment |
| CN201056721Y (en) * | 2007-07-04 | 2008-05-07 | 北京威派格科技发展有限公司 | Compensation balance device in high and low pressure area |
| CN201305871Y (en) * | 2008-11-28 | 2009-09-09 | 北京威派格科技发展有限公司 | Decompression compensation water supply device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2822237C (en) * | 2003-05-30 | 2016-03-29 | Mueller International, Llc | Water flushing system |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2789320Y (en) * | 2005-04-28 | 2006-06-21 | 王树人 | Constant pressure automatic compensating repressing water supply device |
| CN1904236A (en) * | 2006-08-01 | 2007-01-31 | 上海凯泉泵业（集团）有限公司 | Pipe network superimposing pressure automatic water supply equipment |
| CN201056721Y (en) * | 2007-07-04 | 2008-05-07 | 北京威派格科技发展有限公司 | Compensation balance device in high and low pressure area |
| CN201305871Y (en) * | 2008-11-28 | 2009-09-09 | 北京威派格科技发展有限公司 | Decompression compensation water supply device |
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| CN102140812A (en) | 2011-08-03 |
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