CN104846942A - Pipe network pressure-superposed water supply plant with air pressure tank for energy saving - Google Patents
Pipe network pressure-superposed water supply plant with air pressure tank for energy saving Download PDFInfo
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- CN104846942A CN104846942A CN201410566763.2A CN201410566763A CN104846942A CN 104846942 A CN104846942 A CN 104846942A CN 201410566763 A CN201410566763 A CN 201410566763A CN 104846942 A CN104846942 A CN 104846942A
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Abstract
The invention discloses a pipe network pressure-superposed water supply plant with an air pressure tank for energy saving. The pipe network pressure-superposed water supply plant mainly comprises a flow stabilization tank, a negative pressure eliminator, a water pump, a control cabinet and the air pressure tank. The air pressure tank is mainly composed of a tank body and an air bag, and a water distribution pipe is arranged in the air pressure tank and stretches into the air bag for water filling so as to improve flow and avoid stagnant water; and a water outlet is additionally formed in a water outlet part of the air bag, internal circulation is formed between inlet water and outlet water in the air bag, and it is accordingly guaranteed that the quality of water in the air bag is excellent, and the possibility of accumulated water and the stagnant water in a normal system is eliminated. The control cabinet is used for detecting the water inlet pressure of the flow stabilization tank and the water outlet pressure of a water outlet header pipe, controlling the negative pressure eliminator to move in good time and eliminate the negative pressure, and controlling automatic starting, stopping, frequency conversion and switching of the water pump, number increase or decrease of working pumps and switching of small-flow energy-saving modes. The pipe network pressure-superposed water supply plant has the beneficial effects that original pressure of a tap water inlet pipe can be used; and the advantages of being good in secondary water supply water quality, saving energy, being efficient and convenient to install and maintain and the like are achieved.
Description
Technical field
The present invention relates to secondary water-supply technical field, specifically one arranges the energy-conservation pipe network Pressure-superposed water supply equipment of air pressure tank.
Background technology
Although pipe network Pressure-superposed water supply equipment can utilize the original pressure of water inlet pipe network to reach energy-saving effect, but because the domestic consumption of secondary water-supply changes greatly, very little by the water supply volume of water low peak period especially night, water pump still needs not termination of pumping to operate to maintain pressure of supply water, there is the not energy-conservation phenomenon of poor efficiency, and have the one day time of water pump poor efficiency running is for 2 ~ 6 hours, thus waste a large amount of energy consumption.
Summary of the invention
The object of the present invention is to provide that a kind of water quality is excellent, low discharge is energy-conservation and the water hammer that disappears the energy-conservation pipe network Pressure-superposed water supply equipment of air pressure tank is set.
The technical solution adopted for the present invention to solve the technical problems is: arrange the energy-conservation pipe network Pressure-superposed water supply equipment of air pressure tank primarily of steady-flow tank, negative pressure canceller, water pump, switch board, air pressure tank forms, steady-flow tank water inlet is connected with tap water water inlet pipe, strainer was provided with before tap water water inlet pipe access steady-flow tank, after strainer, backflow preventer is housed, negative pressure canceller is equiped with steady-flow tank is supporting, for eliminating pipe network negative pressure, negative pressure canceller is arranged on steady-flow tank, steady-flow tank is also equiped with distance-transmission pressure gauge, for detecting intake pressure, steady-flow tank water outlet water pump connects supply mains and supplies water to user to feed pipe, outfall sewer is provided with distance-transmission pressure gauge, constant for detection and control discharge pressure, outfall sewer is also connected with air pressure tank by tube connector.Described air pressure tank is primarily of tank body and air bag composition, air bag is installed in tank body, air bag is used for water-filling, just air chamber is formed between air bag and tank body, for pressurising nitrogen, in air pressure tank, be provided with distribution pipe stretch in air bag water-filling to strengthen flowing and to avoid stagnant water, air bag water outlet separately sets out the mouth of a river, make to form Inner eycle between the water inlet in air bag and water outlet, thus ensure that water quality in air bag is excellent and eliminate ponding in normal system, the possibility of stagnant water, the distribution pipe of air bag is connected influent stream pipe and outflow tube with delivery port correspondence, and respectively one way valve is housed at influent stream pipe and outflow tube, the influent stream pipe of air pressure tank is all connected with outfall sewer by tube connector with outflow tube, ball valve is equipped with at the top of air pressure tank, for opening exhaust.
For the ease of distribution and Automated condtrol, the distance-transmission pressure gauge of the distance-transmission pressure gauge of steady-flow tank, negative pressure canceller, water pump, outfall sewer is connected with switch board by electric wire cable respectively.Described water pump is 2 ~ 4 and is arranged in parallel, and all can realize variable frequency regulating speed control.Described switch board, for detecting the intake pressure of steady-flow tank, the discharge pressure of outfall sewer, controls the in good time action of negative pressure canceller and eliminates negative pressure, and the automatic start-stop of control water pump, frequency conversion, switching, working barrel increase and decrease and low discharge energy saver mode switch.It is utilize pump capacity to reduce that described low discharge energy saver mode switches control, the characteristic that its running frequency also reduces, run when switch board is detected as a working barrel, and running frequency lower than setting low discharge state frequency time, then automatically switch to low discharge energy saver mode, now control 0.03 ~ 0.10MPa that water pump raising discharge pressure exceeds setting constant voltage value, while water pump is supplied water, the air bag of acting pneumatic tank expands and increases and regulates water capacity, until air bag in air pressure tank reaches termination of pumping after new balance by hydraulic pressure and air pressure, air pressure tank water-filling terminates and supplies water to feed pipe immediately, along with the discharge reduction in air pressure tank, when its pressure of supply water is reduced to the minimum pressure of supply water of setting, restart water pump, when detect water pump be below low discharge state frequency run time, then again switch to low discharge energy saver mode, so repeatedly, to reach the energy-saving effect that low discharge supplies water.
The invention has the beneficial effects as follows, the present invention can utilize original pressure of tap water water inlet pipe, and have that secondary water-supply water quality is good, efficient energy-saving and the advantage such as convenient for installation and maintenance, especially domestic water system is regular there is low discharge state for a long time time more energy-conservation.
Accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present invention.
In figure, 1, tap water water inlet pipe, 2, strainer, 3, backflow preventer, 4, distance-transmission pressure gauge, 5, negative pressure canceller, 6, steady-flow tank, 7, water pump, 8, outfall sewer, 9, distance-transmission pressure gauge, 10, switch board, 11, ball valve, 12, air pressure tank, 13, influent stream pipe, 14, outflow tube, 15, one way valve, 16, tube connector, 17, feed pipe, 121, tank body, 122, air bag, 123, distribution pipe, 124, delivery port.
Detailed description of the invention
With regard to accompanying drawing 1, the energy-conservation pipe network Pressure-superposed water supply equipment of air pressure tank that arranges of the present invention is described in detail below below.
As shown in Figure 1, the energy-conservation pipe network Pressure-superposed water supply equipment of air pressure tank that arranges of the present invention is primarily of steady-flow tank 6, negative pressure canceller 5, water pump 7, switch board 10, air pressure tank 12 forms, steady-flow tank 6 water inlet is connected with tap water water inlet pipe 1, strainer 2 was provided with before tap water water inlet pipe 1 accesses steady-flow tank 6, after strainer 2, backflow preventer 3 is housed, negative pressure canceller 5 is equiped with steady-flow tank 6 is supporting, for eliminating pipe network negative pressure, negative pressure canceller 5 is arranged on steady-flow tank 6, steady-flow tank 6 is also equiped with distance-transmission pressure gauge 4, for detecting intake pressure, steady-flow tank 6 water outlet water pump 7 connects supply mains 8 and supplies water to feed pipe 17 to user, outfall sewer 8 is provided with distance-transmission pressure gauge 9, constant for detection and control discharge pressure, outfall sewer 8 is also connected with air pressure tank 12 by tube connector 16.Described air pressure tank 12 forms primarily of tank body 121 and air bag 122, air bag 122 is installed in tank body 121, air bag 122 is for water-filling, just air chamber is formed between air bag 122 and tank body 121, for pressurising nitrogen, in air pressure tank 12, be provided with distribution pipe 123 stretch in air bag 122 water-filling to strengthen flowing and to avoid stagnant water, air bag 122 water outlet separately sets out the mouth of a river 124, make to form Inner eycle between the water inlet in air bag 122 and water outlet, thus ensure that water quality in air bag 122 is excellent and eliminate ponding in normal system, the possibility of stagnant water, the distribution pipe 123 of air bag 122 is connected influent stream pipe 13 and outflow tube 14 with delivery port 124 correspondence, and at influent stream pipe 13 and outflow tube 14, one way valve 15 is housed respectively, the influent stream pipe 13 of air pressure tank 12 is all connected with outfall sewer 8 by tube connector 16 with outflow tube 14, ball valve 11 is equipped with at the top of air pressure tank 12, for opening exhaust.
For the ease of distribution and Automated condtrol, the distance-transmission pressure gauge 9 of the distance-transmission pressure gauge 4 of steady-flow tank 6, negative pressure canceller 5, water pump 7, outfall sewer 8 is connected with switch board 10 by electric wire cable respectively.Described water pump 7 is 2 ~ 4 and is arranged in parallel, and all can realize variable frequency regulating speed control.Described switch board 10 is for detecting the intake pressure of steady-flow tank 6, the discharge pressure of outfall sewer 8, control negative pressure canceller 5 action in good time and eliminate negative pressure, and the automatic start-stop of control water pump 7, frequency conversion, switching, working barrel increase and decrease and low discharge energy saver mode switch.It is utilize water pump 7 flow to reduce that described low discharge energy saver mode switches control, the characteristic that its running frequency also reduces, run when switch board 10 is detected as a working barrel, and running frequency lower than setting low discharge state frequency time, then automatically switch to low discharge energy saver mode, now control water pump 7 improves 0.03 ~ 0.10MPa that discharge pressure exceeds setting constant voltage value, while water pump 7 is supplied water, the air bag 122 of acting pneumatic tank 12 expands and increases and regulates water capacity, until air bag 122 in air pressure tank 12 reaches termination of pumping after new balance by hydraulic pressure and air pressure, air pressure tank 12 water-filling terminates and supplies water to feed pipe 17 immediately, along with the discharge reduction in air pressure tank 12, when its pressure of supply water is reduced to the minimum pressure of supply water of setting, restart water pump 7, when detecting water pump 7 for running below low discharge state frequency, then again switch to low discharge energy saver mode, so repeatedly, to reach the energy-saving effect that low discharge supplies water.
Claims (3)
1. one kind arranges the energy-conservation pipe network Pressure-superposed water supply equipment of air pressure tank primarily of steady-flow tank, negative pressure canceller, water pump, switch board, air pressure tank forms, steady-flow tank water inlet is connected with tap water water inlet pipe, strainer was provided with before tap water water inlet pipe access steady-flow tank, after strainer, backflow preventer is housed, negative pressure canceller is arranged on steady-flow tank, steady-flow tank is also equiped with distance-transmission pressure gauge, steady-flow tank water outlet water pump connects supply mains and supplies water to user to feed pipe, outfall sewer is provided with distance-transmission pressure gauge, outfall sewer is also connected with air pressure tank by tube connector, it is characterized in that, described air pressure tank is primarily of tank body and air bag composition, in air pressure tank, be provided with distribution pipe stretch into water-filling in air bag, air bag water outlet separately sets out the mouth of a river, the distribution pipe of air bag is connected influent stream pipe and outflow tube with delivery port correspondence, and respectively one way valve is housed at influent stream pipe and outflow tube, the influent stream pipe of air pressure tank is all connected with outfall sewer by tube connector with outflow tube, ball valve is equipped with at the top of air pressure tank.
2. according to claim 1ly arrange the energy-conservation pipe network Pressure-superposed water supply equipment of air pressure tank, it is characterized in that, the distance-transmission pressure gauge of the distance-transmission pressure gauge of steady-flow tank, negative pressure canceller, water pump, outfall sewer is connected with switch board by electric wire cable respectively.
3. according to claim 1ly arrange the energy-conservation pipe network Pressure-superposed water supply equipment of air pressure tank, it is characterized in that, described water pump is 2 ~ 4 and is arranged in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410566763.2A CN104846942A (en) | 2014-10-23 | 2014-10-23 | Pipe network pressure-superposed water supply plant with air pressure tank for energy saving |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410566763.2A CN104846942A (en) | 2014-10-23 | 2014-10-23 | Pipe network pressure-superposed water supply plant with air pressure tank for energy saving |
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| CN104846942A true CN104846942A (en) | 2015-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410566763.2A Pending CN104846942A (en) | 2014-10-23 | 2014-10-23 | Pipe network pressure-superposed water supply plant with air pressure tank for energy saving |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110185101A (en) * | 2019-06-11 | 2019-08-30 | 上海上涵自动化科技有限公司 | Steady-flow tank |
| CN110485511A (en) * | 2019-08-19 | 2019-11-22 | 上海威派格智慧水务股份有限公司 | The fresh and alive device of water body in a kind of holding air pressure tank |
| CN110512688A (en) * | 2019-08-30 | 2019-11-29 | 长沙中赢供水设备有限公司 | A kind of filter-type non-negative pressure water-supply device based on Internet of Things |
-
2014
- 2014-10-23 CN CN201410566763.2A patent/CN104846942A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110185101A (en) * | 2019-06-11 | 2019-08-30 | 上海上涵自动化科技有限公司 | Steady-flow tank |
| CN110185101B (en) * | 2019-06-11 | 2024-01-16 | 上海上涵自动化科技有限公司 | Steady flow tank |
| CN110485511A (en) * | 2019-08-19 | 2019-11-22 | 上海威派格智慧水务股份有限公司 | The fresh and alive device of water body in a kind of holding air pressure tank |
| CN110512688A (en) * | 2019-08-30 | 2019-11-29 | 长沙中赢供水设备有限公司 | A kind of filter-type non-negative pressure water-supply device based on Internet of Things |
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Application publication date: 20150819 |