CN104846874A - Energy-saving secondary water supply device - Google Patents
Energy-saving secondary water supply device Download PDFInfo
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- CN104846874A CN104846874A CN201410561398.6A CN201410561398A CN104846874A CN 104846874 A CN104846874 A CN 104846874A CN 201410561398 A CN201410561398 A CN 201410561398A CN 104846874 A CN104846874 A CN 104846874A
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Abstract
The invention discloses an energy-saving secondary water supply device. The energy-saving secondary water supply device is mainly composed of a filter, a backflow prevention device, a non-negative pressure controller, a flow stabilization compensation adjustor, a water sterilizer, a water pump, a control cabinet and an air pressure tank; the air pressure tank is installed at the highest position of a water supply pipe, is used for eliminating pressure fluctuations caused by transient flow, and has the effects of flow adjusting, pressure stabilizing and energy saving; and the control cabinet is used for detecting the pressure of a tap water inlet pipe and the pressure of the water supply pipe, detecting the water level of the flow stabilization compensation adjustor, controlling the work and the state of the water sterilizer and controlling automatic starting and stopping, water shortage protection, frequency conversion constant voltage and switch of small flow pump stopping pressure maintaining water supplying of the water pump. The energy-saving secondary water supply device has the beneficial effects that energy saving can be achieved by sufficiently using the pressure of the tap water inlet pipe, the occupied land is small, the investment is saved, and installation and maintenance are convenient; in addition. the water quality of secondary supply water is good, and energy saving is further achieved through small flow pump stopping pressure maintaining water supplying, so that the energy-saving secondary water supply device has the good social benefits and good economic benefits, and the application prospect is wide.
Description
Technical field
The present invention relates to secondary water-supply technical field, specifically a kind of energy-conservation secondary water-supply device.
Background technology
Along with the development of society, people are improving constantly the understanding of secondary water-supply.Secondary water-supply will account for more than 30% ~ 40% of secondary water-supply cost due to the water pump operation electricity charge, and this operation power charge accounts for more than 60% of the operational management total cost of pumping plant, therefore, in the rational situation of secondary water-supply scheme, adopt necessary conservation measures very necessary.
Summary of the invention
The object of the present invention is to provide a kind ofly to take up an area less, the energy-conservation secondary water-supply device of the low and intelligentized control method of reduced investment, energy consumption.
The technical solution adopted for the present invention to solve the technical problems is: energy-conservation secondary water-supply device is primarily of strainer, backflow preventer, non negative pressure controller, steady flow compensation adjuster, water sterilizer, water pump, switch board and air pressure tank composition, the water inlet of steady flow compensation adjuster is connected with tap water water inlet pipe, distance-transmission pressure gauge and strainer was provided with before tap water water inlet pipe access steady flow compensation adjuster, after strainer, backflow preventer is housed, steady flow compensation adjuster is equiped with non negative pressure controller, for eliminating pipe network negative pressure, with ensure tap water water inlet pipe without negative pressure water delivery, and be provided with liquid level monitor at steady flow compensation adjuster, for on-line checkingi water level, the water outlet of steady flow compensation adjuster connects water sterilizer water pump to feed pipe to supplying water with water spot, in addition, walk around water sterilizer and be provided with shunt valve, walk around water pump and be provided with bypass pipe, and flap valve is installed on bypass pipe.For ease of the Detection & Controling of discharge pressure, feed pipe is provided with distance-transmission pressure gauge.Described air pressure tank is equiped with the highest point of feed pipe, for eliminating the pressure oscillation because of transition flow, has adjust flux, voltage stabilizing and energy-saving effect.Air pressure tank comprises tank body and air bag, air bag is installed in tank body, air bag is used for water-filling, Compressed Gas is filled between air bag and tank body, 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 flap valve is housed at influent stream pipe and outflow tube, the top of air pressure tank is provided with ball valve for opening exhaust, pressure meter is provided with before air pressure tank connects the influent stream pipe of feed pipe.
For the ease of distribution and Automated condtrol, the distance-transmission pressure gauge of the distance-transmission pressure gauge of tap water water inlet pipe, liquid level monitor, water sterilizer, water pump, feed pipe is connected with switch board by electric wire cable respectively.Described switch board is for the pressure of the pressure and feed pipe that detect tap water water inlet pipe; detect the water level of steady flow compensation adjuster; control work and the state of water sterilizer, and the automatic start-stop of control water pump, excessive low water level protection, frequency-changing pressure stabilizing and low discharge termination of pumping pressurize water supply pattern switch.Described low discharge termination of pumping pressurize water supply pattern utilizes pump capacity to reduce, the characteristic that frequency reduces, when the frequency of pump variable frequency constant-pressure operation being detected lower than the minimum energy-conservation frequency set, then automatically switch to low discharge termination of pumping pressurize water supply pattern, now control 0.03 ~ 0.08MPa that water pump raising discharge pressure exceeds setting constant voltage value, the air pressure tank of setting is also acted on while water pump meets with water spot water supply, make the air bag expansion moisturizing of air pressure tank and increase to regulate water capacity, until maintain a period of time to reach termination of pumping pressurize after the pressure stability of air pressure tank, now the water spot of using of feed pipe allows the adjustment water capacity laid in the pressure limit of change to extrude water supply from outflow tube by air pressure tank at it, under low discharge termination of pumping state, water requirement is used with satisfied water spot, reach energy-saving effect, along with the adjustment water capacity of air pressure tank reduces, when the Pressure Drop of feed pipe is low to moderate the minimum pressure of supply water of setting, water pump starts again, when detection water pump frequency is below the minimum energy-conservation frequency set, then again switch to low discharge termination of pumping pressurize water supply pattern, so repeatedly, to realize the energy-saving effect that low discharge supplies water.
The invention has the beneficial effects as follows, it is energy-conservation that the present invention can make full use of tap water water inlet pipe pressure, it takes up an area few, reduced investment, convenient for installation and maintenance, and secondary water-supply water quality is good, and low discharge termination of pumping pressurize is supplied water energy-conservation further, thus there is good Social benefit and economic benefit, have a extensive future.
Accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present invention.
In figure, 1, tap water water inlet pipe, 2, distance-transmission pressure gauge, 3, strainer, 4, backflow preventer, 5, non negative pressure controller, 6, cable, 7, steady flow compensation adjuster, 8, liquid level monitor, 9, shunt valve, 10, water sterilizer, 11, bypass pipe, 12, water pump, 13, flap valve, 14, feed pipe, 15, distance-transmission pressure gauge, 16, switch board, 17, with water spot, 18, pressure meter, 19, outflow tube, 20, influent stream pipe, 21, flap valve, 22, air pressure tank, 23, ball valve, 221, tank body, 222, air bag, 223, distribution pipe, 224, delivery port.
Detailed description of the invention
With regard to accompanying drawing 1, energy-conservation secondary water-supply device of the present invention is described in detail below below.
As shown in Figure 1, energy-conservation secondary water-supply device of the present invention is primarily of strainer 3, backflow preventer 4, non negative pressure controller 5, steady flow compensation adjuster 7, water sterilizer 10, water pump 12, switch board 16 and air pressure tank 22 form, steady flow compensation adjuster 7 water inlet is connected with tap water water inlet pipe 1, distance-transmission pressure gauge 2 and strainer 3 was provided with before tap water water inlet pipe 1 accesses steady flow compensation adjuster 7, after strainer 3, backflow preventer 4 is housed, steady flow compensation adjuster 7 is equiped with non negative pressure controller 5, for eliminating pipe network negative pressure, with ensure tap water water inlet pipe 1 without negative pressure water delivery, and be provided with liquid level monitor 8 at steady flow compensation adjuster 7, for on-line checkingi water level, steady flow compensation adjuster 7 water outlet connects water sterilizer 10 water pump 12 and supplies water to water spot 17 to feed pipe 14, in addition, walk around water sterilizer 10 and be provided with shunt valve 9, walk around water pump 12 and be provided with bypass pipe 11, and flap valve 13 is installed on bypass pipe 11.For ease of the Detection & Controling of discharge pressure, feed pipe 14 is provided with distance-transmission pressure gauge 15.Described air pressure tank 22 is equiped with the highest point of feed pipe 14, for eliminating the pressure oscillation because of transition flow, has adjust flux, voltage stabilizing and energy-saving effect.Air pressure tank 22 comprises tank body 221 and air bag 222, air bag 222 is installed in tank body 221, air bag 222 is for water-filling, Compressed Gas is filled between air bag 222 and tank body 221, in air pressure tank 22, be provided with distribution pipe 223 stretch in air bag 222 water-filling to strengthen flowing and to avoid stagnant water, air bag 222 water outlet separately sets out the mouth of a river 224, make to form Inner eycle between the water inlet in air bag 222 and water outlet, thus ensure that water quality in air bag 222 is excellent and eliminate ponding in normal system, the possibility of stagnant water, the distribution pipe 223 of air bag 222 is connected influent stream pipe 20 and outflow tube 19 with delivery port 224 correspondence, and at influent stream pipe 20 and outflow tube 19, flap valve 21 is housed respectively, the top of air pressure tank 22 is provided with ball valve 23 for opening exhaust, pressure meter 18 is provided with before air pressure tank 22 connects the influent stream pipe 20 of feed pipe 14.
For the ease of distribution and Automated condtrol, the distance-transmission pressure gauge 15 of the distance-transmission pressure gauge 2 of tap water water inlet pipe 1, liquid level monitor 8, water sterilizer 10, water pump 12, feed pipe 14 is connected with switch board 16 by electric wire cable 6 respectively.Described switch board 16 is for the pressure of the pressure and feed pipe 14 that detect tap water water inlet pipe 1; detect the water level of steady flow compensation adjuster 7; control work and the state of water sterilizer 10, and the automatic start-stop of control water pump 12, excessive low water level protection, frequency-changing pressure stabilizing and low discharge termination of pumping pressurize water supply pattern switch.Described low discharge termination of pumping pressurize water supply pattern utilizes water pump 12 flow to reduce, the characteristic that frequency reduces, when minimum energy-conservation frequency lower than setting of frequency that water pump 12 frequency-changing pressure stabilizing runs being detected, then automatically switch to low discharge termination of pumping pressurize water supply pattern, now control water pump 12 improves 0.03 ~ 0.08MPa that discharge pressure exceeds setting constant voltage value, the air pressure tank 22 of setting is also acted on while water pump 12 meets with water spot 17 water supply, make the air bag 222 of air pressure tank 22 expand moisturizing and increase regulate water capacity, until maintain a period of time to reach termination of pumping pressurize after the pressure stability of air pressure tank 22, now feed pipe 14 extrude water supply by air pressure tank 22 adjustment water capacity of being laid in the pressure limit that it allows change from outflow tube 19 with water spot 17, under low discharge termination of pumping state, water requirement is used with satisfied water spot 17, reach energy-saving effect, along with the adjustment water capacity of air pressure tank 22 reduces, when the Pressure Drop of feed pipe 14 is low to moderate the minimum pressure of supply water of setting, water pump 12 starts again, when detection water pump 12 frequency is below the minimum energy-conservation frequency set, then again switch to low discharge termination of pumping pressurize water supply pattern, so repeatedly, to realize the energy-saving effect that low discharge supplies water.
Claims (5)
1. an energy-conservation secondary water-supply device is primarily of strainer, backflow preventer, non negative pressure controller, steady flow compensation adjuster, water sterilizer, water pump, switch board and air pressure tank composition, the water inlet of steady flow compensation adjuster is connected with tap water water inlet pipe, distance-transmission pressure gauge and strainer was provided with before tap water water inlet pipe access steady flow compensation adjuster, after strainer, backflow preventer is housed, steady flow compensation adjuster is equiped with non negative pressure controller, the water outlet of steady flow compensation adjuster connects water sterilizer water pump to feed pipe to supplying water with water spot, feed pipe is provided with distance-transmission pressure gauge, steady flow compensation adjuster is provided with liquid level monitor, it is characterized in that, described air pressure tank is equiped with the highest point of feed pipe, air pressure tank comprises tank body and air bag, air bag is installed in tank body, Compressed Gas is filled between air bag and tank body, 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 flap valve is housed at influent stream pipe and outflow tube.
2. energy-conservation secondary water-supply device according to claim 1, is characterized in that, the distance-transmission pressure gauge of the distance-transmission pressure gauge of tap water water inlet pipe, liquid level monitor, water sterilizer, water pump, feed pipe is connected with switch board by electric wire cable respectively.
3. energy-conservation secondary water-supply device according to claim 1, is characterized in that, walk around water sterilizer and be provided with shunt valve, walk around water pump and be provided with bypass pipe, and install flap valve on bypass pipe.
4. energy-conservation secondary water-supply device according to claim 1, it is characterized in that, the top of air pressure tank is provided with ball valve.
5. energy-conservation secondary water-supply device according to claim 1, is characterized in that, before air pressure tank connects the influent stream pipe of feed pipe, be provided with pressure meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410561398.6A CN104846874A (en) | 2014-10-22 | 2014-10-22 | Energy-saving secondary water supply device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410561398.6A CN104846874A (en) | 2014-10-22 | 2014-10-22 | Energy-saving secondary water supply device |
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| CN104846874A true CN104846874A (en) | 2015-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410561398.6A Pending CN104846874A (en) | 2014-10-22 | 2014-10-22 | Energy-saving secondary water supply device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106948419A (en) * | 2017-05-04 | 2017-07-14 | 福州百特节能科技有限公司 | Automatic voltage regulation unsteady flow water 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 |
| CN112443980A (en) * | 2019-08-28 | 2021-03-05 | 青岛海尔智能技术研发有限公司 | Water way system of water heating device and control method |
-
2014
- 2014-10-22 CN CN201410561398.6A patent/CN104846874A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106948419A (en) * | 2017-05-04 | 2017-07-14 | 福州百特节能科技有限公司 | Automatic voltage regulation unsteady flow water 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 |
| CN112443980A (en) * | 2019-08-28 | 2021-03-05 | 青岛海尔智能技术研发有限公司 | Water way system of water heating device and control method |
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Application publication date: 20150819 |
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| WD01 | Invention patent application deemed withdrawn after publication |