CN204311483U - Arrange compensated pump without negative pressure pipe network pressure-superposed steady-flow water supply facilities - Google Patents
Arrange compensated pump without negative pressure pipe network pressure-superposed steady-flow water supply facilities Download PDFInfo
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- CN204311483U CN204311483U CN201420661465.7U CN201420661465U CN204311483U CN 204311483 U CN204311483 U CN 204311483U CN 201420661465 U CN201420661465 U CN 201420661465U CN 204311483 U CN204311483 U CN 204311483U
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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
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Abstract
The utility model discloses and forming primarily of flow control valve, negative pressure canceller, steady flow compensation tank, compensated pump, electromagnetic valve, water pump and switch board without negative pressure pipe network pressure-superposed steady-flow water supply facilities of compensated pump is set, the water storage mouth of the water storage cavity of described steady flow compensation tank is connected with tube connector one, tube connector one is connected with the outlet pipe that compensated pump is housed with the water inlet pipe that electromagnetic valve is housed, and water inlet pipe is connected with the distribution pipe of water pump by tube connector two with the other end of outlet pipe.The beneficial effects of the utility model are, steady flow compensation tank is integrated into current stabilization chamber and water storage cavity double cavity structure by the utility model, water storage cavity can strengthen the pondage compensated tap water inflow, and there is pressure to compensate by compensated pump to the water storage in water storage cavity, be conducive to pressure oscillation when reducing pump working, arrange flow control valve to fall controlled tap water water inlet decompression simultaneously, the secondary water-supply effect reaching pipe network pressure-superposed, regulate without negative pressure, current stabilization, water storage, moisturizing ftercompction, and water supply security is good, pressure stability.
Description
Technical field
The utility model relates to secondary water-supply technical field, specifically a kind of arrange compensated pump without negative pressure pipe network pressure-superposed steady-flow water supply facilities.
Background technology
The pipe network pressure-superposed tap water water inlet pipe pressure that utilizes is energy-conservation, has been widely used in many secondary water-supply fields at present.On market, existing pipe network Pressure-superposed water supply equipment comprises pot type and box two kinds; tank-type pipe network pressure-superposed takes up an area little, reduced investment; but it is little to the pondage of tap water water inlet pipe; to shut down at tap water pipe network water-supply shortages or when cutting off the water; thus its water supply security is low; box pipe network Pressure-superposed water supply equipment is arranged in parallel a regulating tank for water storage on the basis of tank-type pipe network pressure-superposed; although this can improve water supply security, bring take up an area large, invest high, installation and maintenance trouble, easily produce secondary pollution problems.
Utility model content
In view of above-mentioned the deficiencies in the prior art, the purpose of this utility model be to provide large, the energy-conservation and health of a kind of pondage arrange compensated pump without negative pressure pipe network pressure-superposed steady-flow water supply facilities.
The utility model solves the technical scheme that its technical problem adopts: arrange compensated pump without negative pressure pipe network pressure-superposed steady-flow water supply facilities primarily of flow control valve, backflow preventer, negative pressure canceller, steady flow compensation tank, signal of water shortage transmitter, compensated pump, electromagnetic valve, Water sterilizer, water pump, flow detector and switch board composition, described steady flow compensation tank is horizontal stainless steel structure, and be provided with interior end socket in steady flow compensation tank inside and be divided into water storage cavity and two, current stabilization chamber independent sector, the convex of interior end socket is in water storage cavity, negative pressure canceller and pressure meter is equiped with at water storage cavity top, signal of water shortage transmitter and atmospheric valve are housed bottom water storage cavity, and be provided with water storage mouth, current stabilization chamber is provided with water inlet and delivery port, tap water water inlet pipe is connected in series with water inlet, and strainer is equiped with in turn along water (flow) direction on tap water water inlet pipe, pressure detecting table, flow control valve and backflow preventer, the delivery port in current stabilization chamber is connected with distribution pipe, and Water sterilizer is equiped with on distribution pipe, after Water sterilizer, water pump is connected by distribution pipe, water pump water outlet connects feed pipe, feed pipe is equiped with pressure detecting table two, auto-pneumatic cylinder and flow detector, feed pipe supplies water to each water spot through flow detector, described distribution pipe was also provided with tube connector two before connection Water sterilizer, be connected with the water inlet pipe be arranged in parallel and outlet pipe by tube connector two again, and water inlet pipe is connected with water storage mouth by tube connector one with the other end of outlet pipe, and water inlet pipe is equiped with electromagnetic valve, outlet pipe is equiped with compensated pump and flap valve along water (flow) direction.
Described switch board is used for distribution and Automated condtrol, and pressure detecting table one, flow control valve, signal of water shortage transmitter, compensated pump, electromagnetic valve, Water sterilizer, water pump, flow detector are connected with switch board by cable respectively with pressure detecting table two.
Operating principle of the present utility model is, flow control valve is not less than the lowest service force value of setting for the intake pressure controlling tap water water inlet pipe, normal water supply, flow control valve is in full-gear, tap water is through strainer, flow control valve, backflow preventer, after current stabilization chamber and Water sterilizer, pressurizeed by pump variable frequency, supply water to each water spot through flow detector again, water storage cavity is by tube connector two simultaneously, water inlet pipe, electromagnetic valve, tube connector one gives water storage, negative pressure canceller is opened, after water storage cavity storage full water, negative pressure canceller is closed automatically, along with the arriving of water use peak phase, when tap water water inlet pipe pressure reduces, and when intake pressure being detected lower than the lowest service force value set by pressure detecting table one, flow control valve is action immediately, and the decompression turned down into water and reduction tap water is fallen, to ensure that tap water intake pressure maintains more than the lowest service force value of setting, thus stop pump working the negative pressure of tap water water inlet pipe is affected, ensure that tap water water inlet pipe was in malleation water inlet state before flow control valve, when tap water intake pressure cannot be regulated by pass control valve for small flows lower than the lowest service force value of setting, flow control valve will cut out automatically, minor adjustment is closed at flow control valve, until in the process of final plant closure, the water storage cavity of steady flow compensation tank is then by tube connector one, outlet pipe and tube connector two supplement the water-supply shortages of tap water water inlet pipe to distribution pipe, compensated pump starts, the supplementing water pressure in water storage cavity is made to reach basically identical with tap water water inlet pipe pressure, to reduce the intake pressure fluctuation of water pump, in the compensated pump course of work, closed electromagnetic valve, water level in water storage cavity starts to decline, negative pressure canceller also will automatically be opened with water level and fill into air, to eliminate vacuum, treat tap water water inlet pipe pressure recover, and when output abundance and flow control valve standard-sized sheet, compensated pump is closed, electromagnetic valve is opened, water storage cavity is through tube connector two, water inlet pipe, electromagnetic valve and tube connector one start water storage again, water level in water storage cavity rises, when water storage cavity full water, negative pressure canceller also will be closed automatically, so repeatedly, complete the current limliting to tap water water inlet pipe, limit decompression and current stabilization, water storage, the overall process that moisturizing ftercompction regulates, and water pump is all in normal water supply state in the process.
Described signal of water shortage transmitter is for the protection of water pump and compensated pump.When water pump or compensated pump work, because the water storage cavity of steady flow compensation tank causes its water level decreasing because of moisturizing, when detecting below the water level decreasing in water storage cavity to the water level lower than the setting of signal of water shortage transmitter, system judge lack of water and out of service in water pump and compensated pump and report to the police, during when tap water water inlet pipe pressure recover and higher than lowest service force value 0.03 ~ more than the 0.10MPa set and flow control valve standard-sized sheet, water pump will automatically start and recover normal condition.
The beneficial effects of the utility model are, steady flow compensation tank is integrated into current stabilization chamber and water storage cavity double cavity structure by the utility model, water storage cavity can strengthen the pondage compensated tap water inflow, and there is pressure to compensate by compensated pump to the water storage in water storage cavity, be conducive to pressure oscillation when reducing pump working, arrange flow control valve to fall controlled tap water water inlet decompression simultaneously, the secondary water-supply effect reaching pipe network pressure-superposed, regulate without negative pressure, current stabilization, water storage, moisturizing ftercompction, and water supply security is good, pressure stability.
Accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present utility model.
In figure, 1, tap water water inlet pipe, 2, strainer, 3, pressure detecting table, 4, flow control valve, 5, backflow preventer, 6, cable, 7, pressure meter, 8, negative pressure canceller, 9, steady flow compensation tank, 10, atmospheric valve, 11, signal of water shortage transmitter, 12, tube connector one, 13, water inlet pipe, 14, outlet pipe, 15, compensated pump, 16, flap valve, 17, electromagnetic valve, 18, tube connector two, 19, Water sterilizer, 20, distribution pipe, 21, water pump, 22, feed pipe, 23, flow detector, 24, auto-pneumatic cylinder, 25, pressure detecting table two, 26, switch board, 27, with water spot, 901, interior end socket, 902, water storage cavity, 903, current stabilization chamber, 904, water storage mouth, 905, water inlet, 906, delivery port.
Detailed description of the invention
With regard to accompanying drawing 1, being described in detail below without negative pressure pipe network pressure-superposed steady-flow water supply facilities of compensated pump is set to of the present utility model below.
As shown in Figure 1, of the present utility model arrange compensated pump without negative pressure pipe network pressure-superposed steady-flow water supply facilities primarily of flow control valve 4, backflow preventer 5, negative pressure canceller 8, steady flow compensation tank 9, signal of water shortage transmitter 11, compensated pump 15, electromagnetic valve 17, Water sterilizer 19, water pump 21, flow detector 23 and switch board 26 form, described steady flow compensation tank 9 is horizontal stainless steel structure, and be provided with interior end socket 901 in steady flow compensation tank 9 inside and be divided into water storage cavity 902 and 903 two, current stabilization chamber independent sector, the convex of interior end socket 901 is in water storage cavity 902, negative pressure canceller 8 and pressure meter 7 is equiped with at water storage cavity 902 top, signal of water shortage transmitter 11 and atmospheric valve 10 are housed bottom water storage cavity 902, and be provided with water storage mouth 904, current stabilization chamber 903 is provided with water inlet 905 and delivery port 906, tap water water inlet pipe 1 is connected in series with water inlet 905, and strainer 2 is equiped with in turn along water (flow) direction on tap water water inlet pipe 1, pressure detecting table one 3, flow control valve 4 and backflow preventer 5, the delivery port 906 in current stabilization chamber 903 is connected with distribution pipe 20, and Water sterilizer 19 is equiped with on distribution pipe 20, after Water sterilizer 19, water pump 21 is connected by distribution pipe 20, water pump 21 water outlet connects feed pipe 22, feed pipe 22 is equiped with pressure detecting table two 25, auto-pneumatic cylinder 24 and flow detector 23, feed pipe 22 supplies water to each water spot 27 through flow detector 23, described distribution pipe 20 was also provided with tube connector 2 18 before connection Water sterilizer 19, be connected with the water inlet pipe 13 be arranged in parallel and outlet pipe 14 by tube connector 2 18 again, and water inlet pipe 13 is connected with water storage mouth 904 by tube connector 1 with the other end of outlet pipe 14, and water inlet pipe 13 is equiped with electromagnetic valve 17, outlet pipe 14 is equiped with compensated pump 15 and flap valve 16 along water (flow) direction.
Described switch board 26 is for distribution and Automated condtrol, and pressure detecting table one 3, flow control valve 4, signal of water shortage transmitter 11, compensated pump 15, electromagnetic valve 17, Water sterilizer 19, water pump 21, flow detector 23 are connected with switch board 26 by cable 6 respectively with pressure detecting table two 25.
Operating principle of the present utility model is, flow control valve 4 is not less than the lowest service force value of setting for the intake pressure controlling tap water water inlet pipe 1, normal water supply, flow control valve 4 is in full-gear, tap water is through strainer 2, flow control valve 4, backflow preventer 5, after current stabilization chamber 903 and Water sterilizer 19, pressurizeed by water pump 21 frequency conversion, supply water to each water spot 27 through flow detector 23 again, water storage cavity 902 is by tube connector 2 18 simultaneously, water inlet pipe 13, electromagnetic valve 17, tube connector 1 gives water storage, negative pressure canceller 8 is opened, after water storage cavity 902 stores up full water, negative pressure canceller 8 is closed automatically, along with the arriving of water use peak phase, when tap water water inlet pipe 1 pressure reduces, and when intake pressure being detected lower than the lowest service force value set by pressure detecting table one 3, flow control valve 4 action immediately, and the decompression turned down into water and reduction tap water is fallen, to ensure that tap water intake pressure maintains more than the lowest service force value of setting, thus stop water pump 21 and work the negative pressure of tap water water inlet pipe 1 affected, ensure that tap water water inlet pipe 1 was in malleation water inlet state before flow control valve 4, when tap water intake pressure cannot be regulated by pass control valve for small flows 4 lower than the lowest service force value of setting, flow control valve 4 will cut out automatically, minor adjustment is closed at flow control valve 4, until in the process of final plant closure, the water storage cavity 902 of steady flow compensation tank 9 is by tube connector 1, outlet pipe 14 and tube connector 2 18 supplement the water-supply shortages of tap water water inlet pipe 1 to distribution pipe 20, compensated pump 15 starts, the supplementing water pressure in water storage cavity 902 is made to reach basically identical with tap water water inlet pipe 1 pressure, to reduce the intake pressure fluctuation of water pump 21, in compensated pump 15 course of work, electromagnetic valve 17 cuts out, water level in water storage cavity 902 starts to decline, negative pressure canceller 8 also will automatically be opened with water level and fill into air, to eliminate vacuum, treat tap water water inlet pipe 1 pressure recover, and when output abundance and flow control valve 4 standard-sized sheet, compensated pump 15 is closed, electromagnetic valve 17 is opened, water storage cavity 902 is through tube connector 2 18, water inlet pipe 13, electromagnetic valve 17 and tube connector 1 start water storage again, water level in water storage cavity 902 rises, when water storage cavity 902 full water, negative pressure canceller 8 also will be closed automatically, so repeatedly, complete the current limliting to tap water water inlet pipe 1, limit decompression and current stabilization, water storage, the overall process that moisturizing ftercompction regulates, and water pump 21 is all in normal water supply state in the process.
Described signal of water shortage transmitter 11 is for the protection of water pump 21 and compensated pump 15.When water pump 21 or compensated pump 15 work, because the water storage cavity 902 of steady flow compensation tank 9 causes its water level decreasing because of moisturizing, when detecting below the water level decreasing in water storage cavity 902 to the water level set lower than signal of water shortage transmitter 11, system judge lack of water and out of service in water pump 21 and compensated pump 15 and report to the police, during when tap water water inlet pipe 1 pressure recover and higher than lowest service force value 0.03 ~ more than the 0.10MPa set and flow control valve 4 standard-sized sheet, water pump 21 will automatically start and recover normal condition.
Claims (1)
1. one kind arrange compensated pump without negative pressure pipe network pressure-superposed steady-flow water supply facilities, primarily of flow control valve, backflow preventer, negative pressure canceller, steady flow compensation tank, signal of water shortage transmitter, compensated pump, electromagnetic valve, Water sterilizer, water pump, flow detector and switch board composition, described steady flow compensation tank is horizontal stainless steel structure, and be provided with interior end socket in steady flow compensation tank inside and be divided into water storage cavity and two, current stabilization chamber independent sector, it is characterized in that, the convex of interior end socket is in water storage cavity, negative pressure canceller and pressure meter is equiped with at water storage cavity top, signal of water shortage transmitter and atmospheric valve are housed bottom water storage cavity, and be provided with water storage mouth, current stabilization chamber is provided with water inlet and delivery port, tap water water inlet pipe is connected in series with water inlet, and strainer is equiped with in turn along water (flow) direction on tap water water inlet pipe, pressure detecting table, flow control valve and backflow preventer, the delivery port in current stabilization chamber is connected with distribution pipe, and Water sterilizer is equiped with on distribution pipe, after Water sterilizer, water pump is connected by distribution pipe, water pump water outlet connects feed pipe, feed pipe is equiped with pressure detecting table two, auto-pneumatic cylinder and flow detector, described distribution pipe was also provided with tube connector two before connection Water sterilizer, be connected with the water inlet pipe be arranged in parallel and outlet pipe by tube connector two again, and water inlet pipe is connected with water storage mouth by tube connector one with the other end of outlet pipe, and water inlet pipe is equiped with electromagnetic valve, outlet pipe is equiped with compensated pump and flap valve along water (flow) direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420661465.7U CN204311483U (en) | 2014-11-07 | 2014-11-07 | Arrange compensated pump without negative pressure pipe network pressure-superposed steady-flow water supply facilities |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420661465.7U CN204311483U (en) | 2014-11-07 | 2014-11-07 | Arrange compensated pump without negative pressure pipe network pressure-superposed steady-flow water supply facilities |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204311483U true CN204311483U (en) | 2015-05-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420661465.7U Expired - Fee Related CN204311483U (en) | 2014-11-07 | 2014-11-07 | Arrange compensated pump without negative pressure pipe network pressure-superposed steady-flow water supply facilities |
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| Country | Link |
|---|---|
| CN (1) | CN204311483U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114457876A (en) * | 2021-12-23 | 2022-05-10 | 上海创新给水设备制造(集团)有限公司 | Pipe network laminating non-negative pressure water supply equipment |
-
2014
- 2014-11-07 CN CN201420661465.7U patent/CN204311483U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114457876A (en) * | 2021-12-23 | 2022-05-10 | 上海创新给水设备制造(集团)有限公司 | Pipe network laminating non-negative pressure water supply equipment |
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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 |
Granted publication date: 20150506 Termination date: 20151107 |
|
| EXPY | Termination of patent right or utility model |