CN104250988B - Many steady-flow tanks non-negative pressure water service system - Google Patents
Many steady-flow tanks non-negative pressure water service system Download PDFInfo
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- CN104250988B CN104250988B CN201310260295.1A CN201310260295A CN104250988B CN 104250988 B CN104250988 B CN 104250988B CN 201310260295 A CN201310260295 A CN 201310260295A CN 104250988 B CN104250988 B CN 104250988B
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Abstract
The present invention is applicable to tap water supply system field, disclose a kind of many steady-flow tanks non-negative pressure water service system, comprise the water inlet pipe being external in tap water main pipeline and the outlet pipe being connected to user terminal, between described water inlet pipe and described outlet pipe, be in series with the water pump group of secondary pressurized, between described water inlet pipe and described water pump group, be also in series with the constant-current stabilizer for retaining voltage stabilizing.One many steady-flow tanks non-negative pressure water service system provided by the invention; the constant-current stabilizer be arranged in series can play the effect of current stabilization and protect water system not to be destroyed; guarantee the abundance of water system discharge and the normal of hydraulic pressure; avoid and cause water meter to count the generation of inaccurate problem because discharge is not enough, decrease the loss of user.Meanwhile, the hydraulic pressure in tap water main pipeline can also be made full use of, decrease the waste of the energy, good energy-conserving effect.
Description
Technical field
The invention belongs to tap water supply system field, particularly relate to a kind of many steady-flow tanks non-negative pressure water service system that can increase water retention capacity.
Background technology
At present; the non-negative pressure water service system of tap water; although can when forming negative pressure; municipal tap water pipe network can be protected not to be damaged; but when the hydraulic pressure of secondary pressurized water pump and tap water pipe network has larger pressure reduction, secondary pressurized water pump can accelerate the flow velocity of tap water, if can not reach the flow of secondary pressurized water pump and the water supply volume needed for user by tap water flow; meter reading distortion on pipeline can be caused, cause water rate to waste to water users.
Summary of the invention
The object of the invention is to overcome above-mentioned the deficiencies in the prior art; provide a kind of many steady-flow tanks non-negative pressure water service system; its can steady flow result good; demand and the protection tap water pipe network of user's water supply volume can not only be met; user's water supply volume can also be reduced and measure inaccurate problem, maintain the interests of user.
Technical scheme of the present invention is: a kind of many steady-flow tanks non-negative pressure water service system, comprise the water inlet pipe being external in tap water main pipeline and the outlet pipe being connected to user terminal, the water pump group of secondary pressurized is in series with between described water inlet pipe and described outlet pipe, the constant-current stabilizer for retaining voltage stabilizing is also in series with between described water inlet pipe and described water pump group, described constant-current stabilizer comprises at least one steady-flow tank, each described steady-flow tank is provided with the water inlet be connected with described water inlet pipe and the delivery port be connected with described water pump group, described water inlet is arranged at the top of described steady-flow tank, described delivery port is arranged at the bottom of described steady-flow tank, each described water inlet is connected by upper union, each described delivery port is connected by lower union, described constant-current stabilizer also comprises and being arranged in described upper union and the vacuum breaker communicated with described steady-flow tank.
Particularly, described steady-flow tank is provided with two, and two described water inlets are connected by described upper union, and two described delivery ports are connected by described lower union, and described upper union is also connected with described water inlet pipe, and described lower union is also connected with described water pump group.
Further, described constant-current stabilizer also comprises on the one way valve be located at respectively on described water inlet pipeline and the pipeline being arranged at described water pump group for detecting the differential pressure transmitter of hydraulic pressure.
Particularly, the junction of described delivery port and described water pump group is provided with elastomeric damper member.
Particularly, described elastomeric damper member is rubber hose.
Particularly, described differential pressure transmitter is electrically connected with signal detection controller, and described signal detection controller is provided with the frequency converter controlling described water pump group.
Particularly, described water pump group is at least two water pumps in parallel, and the two ends of described water pump are provided with described one way valve.
One many steady-flow tanks non-negative pressure water service system provided by the invention, by being in series with the constant-current stabilizer for retaining voltage stabilizing between water inlet pipe and water pump group.The setting of constant-current stabilizer; when tap water pipe network pressure reduces, tap water pipe network can be protected not to be damaged and to ensure the regular supply of water pump group flow, for user provides discharge abundance and the normal tap water of pressure; guarantee the accuracy that user's water meter counts, reduce the loss of user.And constant-current stabilizer can also utilize webmaster pressure to supply water directly to user under power down mode, decreases the waste of the energy, good energy-conserving effect.
Accompanying drawing explanation
Fig. 1 is the layout plan of many steady-flow tanks non-negative pressure water service system that the embodiment of the present invention provides.
Detailed description of the invention
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
As shown in Figure 1, one many steady-flow tanks non-negative pressure water service system 1 that the embodiment of the present invention provides, comprise the water inlet pipe 11 being external in tap water main pipeline and the outlet pipe 12 being connected to user terminal, between water inlet pipe 11 and outlet pipe 12, be in series with the water pump group of secondary pressurized, between water inlet pipe 11 and water pump group, be also in series with the constant-current stabilizer 14 for retaining voltage stabilizing.Water pump group and constant-current stabilizer 14 are connected between water inlet pipe 11 and outlet pipe 12, when tap water main pipeline normal water supply, namely the discharge entering into constant-current stabilizer 14 by water inlet pipe 11 is greater than the flow of water pump group suction, water in tap water main pipeline enters in constant-current stabilizer 14 via water inlet pipe 11, then the water in water pump group suction constant-current stabilizer 14, and after the secondary pressurized of water pump group, flow to user to use, the discharge entering into constant-current stabilizer 14 due to water inlet pipe 11 is greater than the flow of water pump group suction, so the water in constant-current stabilizer 14 can obtain supplementing and can not being evacuated all the time, and the water in constant-current stabilizer 14 can be changed always, ensure that the fresh of the water of storage.And hydraulic pressure in tap water main pipeline is lower than the pressure of water pump group, when there is larger pressure reduction between the two, the water that water pump group suction constant-current stabilizer 14 stores, compensate tap water main pipeline internal cause hydraulic pressure to reduce and the discharge of minimizing, serve the effect of discharge in stable user side pipeline, guarantee the abundance of user terminal discharge and the normal of pressure of supply water.One many steady-flow tanks non-negative pressure water service system 1 provided by the invention, by being in series with constant-current stabilizer 14 between water inlet pipe 11 and water pump group, add water retention capacity, when the water pump group of secondary pressurized and the hydraulic pressure of tap water main pipeline have larger pressure reduction (during as the water use peak phase), the water pump group of secondary pressurized just aspirates the water of constant-current stabilizer 14 storage, play the effect of current stabilization pressurize, reduce the numerical distortions of user's water supply volume.The setting of constant-current stabilizer 14 can also have during larger pressure reduction at the hydraulic pressure of the water pump group of secondary pressurized and tap water main pipeline protects tap water pipe network; reduce the destruction to city planting ductwork; and under blackout condition, ductwork pressure can be utilized to supply water directly to user, reduce the waste of the energy.Because whole constant-current stabilizer 14 is communicated with tap water pipe network is airtight, avoid the pollution to water source, ensure that the cleanliness factor of tap water.
Particularly, as shown in Figure 1, constant-current stabilizer 14 comprises at least one steady-flow tank 141, each steady-flow tank 141 is provided with the water inlet 1411 be connected with water inlet pipe 11 and the delivery port (not shown) be connected with water pump group, water inlet 1411 is arranged at the top of steady-flow tank 141, and delivery port is arranged at the bottom of steady-flow tank 141.Each water inlet 1411 is connected by upper union 142, and under each delivery port, union 143 is connected.By being provided with at least one steady-flow tank 141, for storing accommodation tap water, so that when needing the water in supplementary pipeline, the water of storage can be discharged the suction of supply-water pump group, supplementing the discharge in pipeline, playing the effect of current stabilization.In embody rule, the total capacity of the suction that can provide according to the actual needs is to arrange the number of steady-flow tank 141 in constant-current stabilizer 14, when being provided with multiple steady-flow tank 141, the water inlet 1411 of each steady-flow tank 141 is connected with each other logical by the upper union 142 be provided with, each delivery port is also connected with each other logical by the lower union 143 be provided with, and utilizes the water of each steady-flow tank 141 li while of guaranteeing to each steady-flow tank 141 water-filling and release.And water inlet 1411 is arranged at the top of steady-flow tank 141, be in the extreme higher position of steady-flow tank 141, ensure that store tap water time can fill completely whole steady-flow tank 141, splendid attire tap water to greatest extent, delivery port is arranged at the bottom of steady-flow tank 141, to greatest extent the tap water release stored can be utilized equally, improve the utilization rate of steady-flow tank 141.
Particularly, as shown in Figure 1, in the present embodiment, steady-flow tank 141 is provided with two, and two water inlets are connected by upper union 142, and two delivery ports are connected by lower union 143, upper union 142 is also connected with water inlet pipe 11, and lower union 143 is also connected with water pump group.The water inlet 1411 of two steady-flow tanks 141 adopts upper union 142 to be connected, two delivery ports adopt lower union 143 to be connected, like this, two steady-flow tanks 141 are connected into as a whole, go up union 142 to be also connected with water inlet pipe 11, lower union 143 is also connected with water pump group, by such setting simultaneously, the water that simultaneously can aspirate two steady-flow tanks 141 li to water-filling while of two steady-flow tanks 141 and water pump group can be realized, guarantee the reliability of whole constant-current stabilizer 14 current stabilization.
Further, as shown in Figure 1, constant-current stabilizer 14 also comprises on the one way valve (not shown) being located on water inlet pipeline 1411 respectively and the pipeline being arranged at water pump group for detecting the differential pressure transmitter (not shown) of hydraulic pressure.By being serially connected with one way valve at water inlet 1411, ensure that tap water can only enter in steady-flow tank 141 from water inlet 1411, being steady-flow tank 141 water-filling, preventing the aqueous reflux in steady-flow tank 141.The pipeline of water pump group is provided with the differential pressure transmitter for detecting hydraulic pressure, differential pressure transmitter can the variation in water pressure of supervisory user end in real time, and then produce the corresponding signal of telecommunication, and realize the control to water pump group rotating speed through corresponding process, thus reach the real-time control to water pump group flow suction size.
Further, as shown in Figure 1, constant-current stabilizer 14 also comprises the top that is arranged at steady-flow tank 141 or is arranged at the vacuum breaker 144 communicated in union 142 and with steady-flow tank 141, because whole water system is sealing, therefore being the same to water-filling in steady-flow tank 141 or from the atmospheric pressure value all needing during pump up water in steady-flow tank 141 to keep in steady-flow tank 141 with the force value of ambient atmosphere, water-filling or therefrom pump up water is affected in steady-flow tank 141 to prevent from forming hypobaric in steady-flow tank 141, by being provided with the vacuum breaker 144 communicated with steady-flow tank 141, effectively can avoid the formation of steady-flow tank 141 subnormal ambient, automatically vacuum breaker can be opened or closed according to concrete air pressure change, maintain the stability of steady-flow tank 141 internal gas pressure, guarantee smoothly to steady-flow tank 141 moisturizing or therefrom pump up water, be embodied as the effect that water system eliminates negative pressure.Owing to being conducted with ambient atmosphere when stop valve is opened, therefore vacuum breaker 144 be arranged at the top of steady-flow tank 141 or be arranged in upper union 142, guaranteeing that vacuum breaker 144 does not affect again the water retention capacity of steady-flow tank 141 under the prerequisite realizing its function.In the present embodiment, vacuum breaker 144 is arranged in the upper union 142 that communicates with water inlet 1411, can realize corresponding function equally.
Particularly, the junction of delivery port and water pump group is provided with elastomeric damper member 15.Certain pressure can be there is between the water pump group of secondary pressurized and steady-flow tank 141 to change, therefore the generation of compression shock during pressure jump is also just attended by, by being provided with elastomeric damper member 15 in the junction of delivery port and water pump group, the effect of damping can be played, directly impact water pump group or pipeline when preventing pressure from changing suddenly and destroy water pump group or pipeline, elastomeric damper member 15 can be damping spring damper, rubber absorbers etc.
Particularly, as shown in Figure 1, elastomeric damper member 15 is rubber hose.Not only elastic performance is strong, impact resistance is good for rubber hose, can bear the larger compression shock in angle, long service life, and rubber hose is drawn materials extensively, cost is low, easily manufactured.
Particularly, differential pressure transmitter is electrically connected with signal detection controller (not shown), and signal detection controller is provided with the frequency converter (not shown) controlling water pump group.Differential pressure transmitter becomes detect the user side variation in water pressure value obtained into the signal of telecommunication, and frequency converter according to signal of telecommunication automatically controlled water pump frequency, and then will realize the control to the suction of its flow and size, guarantees that whole water system can be stablized, supply water reliably.
Particularly, as shown in Figure 1, water pump group is at least two water pumps 131 in parallel, and the two ends of water pump 131 are provided with one way valve.By being provided with at least two water pumps 131, in operation pressure process, even if wherein one is broken down and can not work, another water pump 131 in parallel with it just can run work at once, ensure that water pump 131 is in the reliability of carrying out secondary pressurized work.The number of the water pump 131 that water pump group is arranged in parallel can be arranged according to specific circumstances, Ru Santai, four, or more.And one way valve is provided with at the two ends of water pump 131, ensure that current can not flow to another water pump 131 in parallel, the phenomenon flow backwards occurs, ensure that the normal of tap water supply.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement or improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. steady-flow tank non-negative pressure water service system more than a kind, comprise the water inlet pipe being external in tap water main pipeline and the outlet pipe being connected to user terminal, the water pump group of secondary pressurized is in series with between described water inlet pipe and described outlet pipe, it is characterized in that, the constant-current stabilizer for retaining voltage stabilizing is also in series with between described water inlet pipe and described water pump group, described constant-current stabilizer comprises at least one steady-flow tank, each described steady-flow tank is provided with the water inlet be connected with described water inlet pipe and the delivery port be connected with described water pump group, described water inlet is arranged at the top of described steady-flow tank, described delivery port is arranged at the bottom of described steady-flow tank, each described water inlet is connected by upper union, each described delivery port is connected by lower union, described constant-current stabilizer also comprises and being arranged in described upper union and the vacuum breaker communicated with described steady-flow tank.
2. many steady-flow tanks non-negative pressure water service system as claimed in claim 1, it is characterized in that, described steady-flow tank is provided with two, two described water inlets are connected by described upper union, two described delivery ports are connected by described lower union, described upper union is also connected with described water inlet pipe, and described lower union is also connected with described water pump group.
3. many steady-flow tanks non-negative pressure water service system as claimed in claim 1 or 2, is characterized in that, described constant-current stabilizer also comprises on the one way valve be located at respectively on described water inlet pipeline and the pipeline being arranged at described water pump group for detecting the differential pressure transmitter of hydraulic pressure.
4. many steady-flow tanks non-negative pressure water service system as claimed in claim 3, is characterized in that, the junction of described delivery port and described water pump group is provided with elastomeric damper member.
5. many steady-flow tanks non-negative pressure water service system as claimed in claim 4, is characterized in that, described elastomeric damper member is rubber hose.
6. many steady-flow tanks non-negative pressure water service system as claimed in claim 3, is characterized in that, described differential pressure transmitter is electrically connected with signal detection controller, and described signal detection controller is provided with the frequency converter controlling described water pump group.
7. many steady-flow tanks non-negative pressure water service system as claimed in claim 3, is characterized in that, described water pump group is at least two water pumps in parallel, and the two ends of described water pump are provided with described one way valve.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310260295.1A CN104250988B (en) | 2013-06-26 | 2013-06-26 | Many steady-flow tanks non-negative pressure water service system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310260295.1A CN104250988B (en) | 2013-06-26 | 2013-06-26 | Many steady-flow tanks non-negative pressure water service system |
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| CN104250988A CN104250988A (en) | 2014-12-31 |
| CN104250988B true CN104250988B (en) | 2016-03-30 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108222128A (en) * | 2018-01-29 | 2018-06-29 | 山东佳星环保科技有限公司 | A kind of integrated form constant pressure water supply equipment |
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| CN101761108A (en) * | 2008-10-29 | 2010-06-30 | 张明亮 | Non-negative pressure cold and hot water mixed supply system for domestic use |
| CN203373812U (en) * | 2013-06-26 | 2014-01-01 | 信义节能玻璃（芜湖）有限公司 | Non-negative-pressure water supply system with multiple current stabilizing tanks |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US20080047612A1 (en) * | 2006-08-22 | 2008-02-28 | Wcm Industries, Inc. | Automatic draining double check vacuum breaker |
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Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4169489A (en) * | 1976-08-03 | 1979-10-02 | Aisin Seiki Kabushiki Kaisha | Fluid flow control valve mechanism |
| DE2932585C2 (en) * | 1978-08-25 | 1990-09-20 | Osakeyhtioe Waertsilae Ab, Helsinki, Fi | |
| CN2416140Y (en) * | 2000-03-24 | 2001-01-24 | 李义 | Per pump equalizing distribution frquency transformer microcomputer constant voltage variable water supply equipment |
| CN101109184A (en) * | 2006-07-19 | 2008-01-23 | 上海连成（集团）有限公司 | Negative pressure preventing module for laminating water supply equipment |
| CN200946293Y (en) * | 2006-09-08 | 2007-09-12 | 张明亮 | Large-scale negative pressure-free water supply installation |
| CN200974988Y (en) * | 2006-11-23 | 2007-11-14 | 张明亮 | Direct-type pipe network voltage increasing flow stabilizing water supply apparatus |
| CN101761108A (en) * | 2008-10-29 | 2010-06-30 | 张明亮 | Non-negative pressure cold and hot water mixed supply system for domestic use |
| CN201485905U (en) * | 2009-08-20 | 2010-05-26 | 北京威派格科技发展有限公司 | Box type negative-pressure-free zoning relay water supply equipment |
| CN203373812U (en) * | 2013-06-26 | 2014-01-01 | 信义节能玻璃（芜湖）有限公司 | Non-negative-pressure water supply system with multiple current stabilizing tanks |
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