CN104746573A - Direct pressure-superposed secondary water supply equipment - Google Patents
Direct pressure-superposed secondary water supply equipment Download PDFInfo
- Publication number
- CN104746573A CN104746573A CN201310748791.1A CN201310748791A CN104746573A CN 104746573 A CN104746573 A CN 104746573A CN 201310748791 A CN201310748791 A CN 201310748791A CN 104746573 A CN104746573 A CN 104746573A
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- CN
- China
- Prior art keywords
- water
- steady
- pipe
- flow tank
- negative pressure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B11/00—Arrangements or adaptations of tanks for water supply
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B11/00—Arrangements or adaptations of tanks for water supply
- E03B11/02—Arrangements or adaptations of tanks for water supply for domestic or like local water supply
- E03B11/06—Arrangements or adaptations of tanks for water supply for domestic or like local water supply with air regulators
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/07—Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons, valves, in the pipe systems
- E03B7/078—Combined units with different devices; Arrangement of different devices with respect to each other
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
Abstract
The invention discloses direct press-superposed secondary water supply equipment. The direct press-superposed secondary water supply equipment mainly comprises a flow stabilizing tank, a negative pressure eliminator, 2 to 4 water pumps and a control cabinet, wherein the flow stabilizing tank is of a vertical structure, a water inlet of the flow stabilizing tank is connected with a tap water inlet pipe, a negative-pressure water level switch and the negative pressure eliminator are arranged at the top of the flow stabilizing tank and used for eliminating negative pressure of a pipe net, a negative pressure meter and a water depletion level switch are mounted on the flow stabilizing tank, and the water pumps are arranged parallelly and can be subjected to frequency control. The direct press-superposed secondary water supply equipment has the advantages of small occupied floor, less investment, convenience in mounting and maintenance, energy saving in operation and the like, water supply from the water pumps can be kept in case of insufficient tap water inlet pipe pressure and insufficient tap water inlet pipe flow, and water supply reliability is improved.
Description
Technical field
The present invention relates to secondary water-supply technical field, specifically one directly laminates secondary water-supply equipment.
Background technology
Along with getting more and more of highrise building, secondary water-supply is more prevalent.Current China secondary water-supply is mainly divided into two large classes: a class arranges the way of supplying water that water pump fetches water from pond, water tank, and another kind of is the way of supplying water cancelled reservoirs and tanks, adopt water pump to be directly connected in series.The former is owing to being provided with pond, water tank, thus takes up an area greatly, invests high and be unfavorable for energy-conservation, and therefore secondary water-supply great majority are all the way of supplying water adopting water pump to be directly connected in series at present.And existing water pump is directly connected in series supply equipment due to complex structure, the reason such as expensive, is not easy to widely popularize and application.
Summary of the invention
The object of the present invention is to provide that a kind of structure is simple, cost is low and working stability directly laminates secondary water-supply equipment reliably.
The technical solution adopted for the present invention to solve the technical problems is: directly laminate secondary water-supply equipment primarily of steady-flow tank, negative pressure canceller, sterilizer, water pump and switch board composition, steady-flow tank is vertical structure, steady-flow tank water inlet is connected with tap water water inlet pipe, tap water water inlet pipe is equiped with backflow preventer and pressure detecting table, strainer is provided with before backflow preventer, negative pressure liquid-level switch and negative pressure canceller is provided with at steady-flow tank top, for eliminating pipe network negative pressure, steady-flow tank is also equipped with vacuum table and lack of water liquid-level switch, steady-flow tank water outlet is connected with suction water pipe, again by suction water pipe water pump to feed pipe, also sterilizer is equiped with between steady-flow tank and the suction water pipe of water pump, and walk around sterilizer and be provided with shunt valve, shunt valve is provided with valve, the valve closing of shunt valve time normal, steady-flow tank water outlet flows to water pump after sterilizer disinfection, when sterilizer trouble hunting, the valve open of shunt valve.Water pump water outlet is connected with feed pipe, then is connected to water spot by feed pipe and user's pipe network, and is equiped with flow meter before feed pipe access user pipe network, for detection discharge, feed pipe is also provided with auto-pneumatic cylinder, pressure detecting table and pressure controller.
For the ease of distribution and Automated condtrol, the pressure detecting table of the pressure detecting table of tap water water inlet pipe, negative pressure liquid-level switch, lack of water liquid-level switch, sterilizer, water pump, flow meter, feed pipe is connected with switch board by cable respectively with pressure controller.Described water pump is 2 ~ 4 and is arranged in parallel, and all can implement variable frequency regulating speed control.Described pressure controller is used for the malfunctioning and switch board at the pressure detecting table of feed pipe and breaks down when causing the pressure of feed pipe to exceed the limit value of setting, can make water pump dead electricity stoppage protection automatically.
In addition; in order to energy-conservation; walk around water pump and be provided with bypass pipe between suction water pipe and feed pipe; and be provided with flap valve at bypass pipe; during the pressure requirements of and satisfied water spot enough at the pressure of tap water water inlet pipe; water pump autostop enters resting state, is now supplied water to water spot by bypass pipe, reaches energy-saving effect.
Operating principle of the present invention is, first tap water enters steady-flow tank through tap water water inlet pipe, air in steady-flow tank is discharged by negative pressure canceller, be full of after water until steady-flow tank, negative pressure canceller is closed automatically, steady-flow tank is made to be in totally-enclosed barotropic state, when water level decreasing in steady-flow tank, negative pressure canceller is opened immediately and is filled into air, to destroy the vacuum in steady-flow tank, eliminate negative pressure, now negative pressure liquid-level switch issues a signal to switch board, control water pump by switch board again to run slowly, to limit the water level decreasing in steady-flow tank, and water pump water supply can be maintained under not termination of pumping state, cut off the water at tap water water inlet pipe, when lack of water in steady-flow tank being detected by lack of water liquid-level switch, water pump automatic shutdown protection, during more than the water level rezime in tap water water inlet pipe water, steady-flow tank to lack of water liquid-level switch water level, water pump automatically starts and recovers normal water supply state.
The invention has the beneficial effects as follows, the present invention have occupation of land less, the advantage such as reduced investment, convenient for installation and maintenance, energy saving in running, and still can maintain water pump when the pressure of tap water water inlet pipe or underfed and supply water, thus improve reliability of water supply.
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, pressure detecting table, 5, steady-flow tank, 6, cable, 7, negative pressure liquid-level switch, 8, negative pressure canceller, 9, vacuum table, 10, lack of water liquid-level switch, 11, suction water pipe, 12, shunt valve, 13, valve, 14, sterilizer, 15, water pump, 16, bypass pipe, 17, flap valve, 18, feed pipe, 19, flow meter, 20, auto-pneumatic cylinder, 21, pressure detecting table, 22, pressure controller, 23, switch board, 24, use water spot.
Detailed description of the invention
With regard to accompanying drawing 1, the secondary water-supply equipment that directly laminates of the present invention is described in detail below below.
As shown in Figure 1, the secondary water-supply equipment that directly laminates of the present invention is primarily of steady-flow tank 5, negative pressure canceller 8, sterilizer 14, water pump 15 and switch board 23 form, steady-flow tank 5 is in vertical structure, steady-flow tank 5 water inlet is connected with tap water water inlet pipe 1, tap water water inlet pipe 1 is equiped with backflow preventer 3 and pressure detecting table 4, strainer 2 is provided with before backflow preventer 3, negative pressure liquid-level switch 7 and negative pressure canceller 8 is provided with at steady-flow tank 5 top, for eliminating pipe network negative pressure, steady-flow tank 5 is also equipped with vacuum table 9 and lack of water liquid-level switch 10, steady-flow tank 5 water outlet is connected with suction water pipe 11, again by suction water pipe 11 water pump 15 to feed pipe 18, sterilizer 14 is also equiped with between steady-flow tank 5 and the suction water pipe 11 of water pump 15, and walk around sterilizer 14 and be provided with shunt valve 12, shunt valve 12 is provided with valve 13, time normal, the valve 13 of shunt valve 12 is closed, steady-flow tank 5 water outlet flows to water pump 15 after sterilizer 14 disinfection, when sterilizer 14 trouble hunting, the valve 13 of shunt valve 12 is opened.Water pump 15 water outlet is connected with feed pipe 18, be connected to water spot 24 by feed pipe 18 and user's pipe network again, and flow meter 19 was equiped with before feed pipe 18 access user pipe network, for detection discharge, feed pipe 18 is also provided with auto-pneumatic cylinder 20, pressure detecting table 21 and pressure controller 22.
For the ease of distribution and Automated condtrol, the pressure detecting table 21 of the pressure detecting table 4 of tap water water inlet pipe 1, negative pressure liquid-level switch 7, lack of water liquid-level switch 10, sterilizer 14, water pump 15, flow meter 19, feed pipe 18 is connected with switch board 23 by cable 6 respectively with pressure controller 22.Described water pump 15 is 2 ~ 4 and is arranged in parallel, and all can implement variable frequency regulating speed control.Described pressure controller 22 for and switch board 23 malfunctioning at the pressure detecting table 21 of feed pipe 18 break down cause the pressure of feed pipe 18 to exceed the limit value of setting time, water pump 15 dead electricity stoppage protection can be made automatically.
In addition; in order to energy-conservation; walk around water pump 15 and be provided with bypass pipe 16 between suction water pipe 11 and feed pipe 18; and be provided with flap valve 17 at bypass pipe 16; enough with when meeting the pressure requirements using water spot 24 at the pressure of tap water water inlet pipe 1; water pump 15 autostop enters resting state, is now supplied water to water spot 24 by bypass pipe 16, reaches energy-saving effect.
Operating principle of the present invention is, first tap water enters steady-flow tank 5 through tap water water inlet pipe 1, air in steady-flow tank 5 is discharged by negative pressure canceller 8, after steady-flow tank 5 is full of water, negative pressure canceller 8 is closed automatically, steady-flow tank 5 is made to be in totally-enclosed barotropic state, when water level decreasing in steady-flow tank 5, negative pressure canceller 8 is opened immediately and is filled into air, to destroy the vacuum in steady-flow tank 5, eliminate negative pressure, now negative pressure liquid-level switch 7 issues a signal to switch board 23, control water pump 15 by switch board 23 again to run slowly, to limit the water level decreasing in steady-flow tank 5, and water pump 15 can be maintained supply water under not termination of pumping state, cut off the water at tap water water inlet pipe 1, when lack of water in steady-flow tank 5 being detected by lack of water liquid-level switch 10, water pump 15 automatic shutdown protection, when water level rezime in tap water water inlet pipe 1 water, steady-flow tank 5 is to the water level of lack of water liquid-level switch more than 10, water pump 15 automatically starts and recovers normal water supply state.
Claims (3)
1. one kind directly laminates secondary water-supply equipment primarily of steady-flow tank, negative pressure canceller, sterilizer, water pump and switch board composition, steady-flow tank is vertical structure, steady-flow tank water inlet is connected with tap water water inlet pipe, tap water water inlet pipe is equiped with backflow preventer and pressure detecting table, it is characterized in that, negative pressure liquid-level switch and negative pressure canceller is provided with at steady-flow tank top, vacuum table and lack of water liquid-level switch steady-flow tank be also equipped with, steady-flow tank water outlet is connected with suction water pipe, again by suction water pipe water pump to feed pipe, also sterilizer is equiped with between steady-flow tank and the suction water pipe of water pump, water pump water outlet is connected with feed pipe, be connected to water spot by feed pipe and user's pipe network again, and flow meter was equiped with before feed pipe access user pipe network, feed pipe is also provided with auto-pneumatic cylinder, pressure detecting table and pressure controller.
2. according to claim 1ly directly laminate secondary water-supply equipment, it is characterized in that, the pressure detecting table of the pressure detecting table of tap water water inlet pipe, negative pressure liquid-level switch, lack of water liquid-level switch, sterilizer, water pump, flow meter, feed pipe is connected with switch board by cable respectively with pressure controller.
3. according to claim 1 and 2ly directly laminate secondary water-supply equipment, 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 |
|---|---|---|---|
| CN201310748791.1A CN104746573A (en) | 2013-12-31 | 2013-12-31 | Direct pressure-superposed secondary water supply equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310748791.1A CN104746573A (en) | 2013-12-31 | 2013-12-31 | Direct pressure-superposed secondary water supply equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104746573A true CN104746573A (en) | 2015-07-01 |
Family
ID=53586772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310748791.1A Pending CN104746573A (en) | 2013-12-31 | 2013-12-31 | Direct pressure-superposed secondary water supply equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104746573A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114809200A (en) * | 2022-06-14 | 2022-07-29 | 南京科技职业学院 | Non-negative pressure water supply equipment and water supply method |
-
2013
- 2013-12-31 CN CN201310748791.1A patent/CN104746573A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114809200A (en) * | 2022-06-14 | 2022-07-29 | 南京科技职业学院 | Non-negative pressure water supply equipment and water supply method |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150701 |