CN207092188U - A kind of variable quantity and pressure non-negative pressure water-supply installation - Google Patents
A kind of variable quantity and pressure non-negative pressure water-supply installation Download PDFInfo
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- CN207092188U CN207092188U CN201721021767.8U CN201721021767U CN207092188U CN 207092188 U CN207092188 U CN 207092188U CN 201721021767 U CN201721021767 U CN 201721021767U CN 207092188 U CN207092188 U CN 207092188U
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Abstract
A kind of variable quantity and pressure non-negative pressure water-supply installation is the utility model is related to, it belongs to supply equipment field.It mainly includes stable current regulator, water outlet communicating pipe, water pump, the stable current regulator is arranged on bearing, top is provided with water inlet and negative pressure compensating device, bottom and communicating pipe first one end connects, the communicating pipe first other end is connected communicating pipe with water inlet, is equipped with frequency conversion speed adjusting pump device between the both ends of close water outlet communicating pipe and communicating pipe of intaking, centre is provided with bypass system；The frequency conversion speed adjusting pump device by controlled by butterfly valve first communicating pipe second, water pump, concentric reducer pipe, form communicating pipe third, the communicating pipe third is made up of connecting hose, check-valves first, butterfly valve first；The bypass system is made up of bypass pipe, check-valves second and the butterfly valve third connected by elbow, the pressure maintaining pipe controlled by blass stop valve is provided between the stable current regulator and bypass pipe, is provided with pressure gauge the water outlet communicating pipe, end is provided with the electromagnetic flowmeter connected by butterfly valve second.
Description
Technical field
A kind of variable quantity and pressure non-negative pressure water-supply installation is the utility model is related to, it belongs to supply equipment field.
Background technology
Conventional non-negative pressure water-supply installation supplies water using by the way of the constant pressure water supply of equipment water side, and this way of supplying water holds
Water ebb period of using is easily caused, pipe network terminal pressure is excessive when water pipe flow is reduced, the increase of water use peak phase water pipe flow, outlet
Terminal pressure deficiency, so have impact on the normal domestic water of resident, wastes electric energy again.So need now a kind of variable
Quantitative change pressure, but controlled amounts, the equipment of pressure control change the status quo, you can the just conventional water of resident is realized, electric energy can be saved again.
The content of the invention
The utility model is for deficiency present in above-mentioned technology, there is provided a kind of variable quantity and pressure non-negative pressure water-supply installation.
The technical scheme that the utility model solves above-mentioned technical problem is as follows：A kind of variable quantity and pressure non-negative pressure water-supply installation,
Including stable current regulator, water outlet communicating pipe, water pump, the stable current regulator is arranged on bearing, top is provided with water inlet and negative
Compensator, bottom and communicating pipe first one end is pressed to connect, the communicating pipe first other end is connected communicating pipe with water inlet, close to water outlet
Frequency conversion speed adjusting pump device is equipped between the both ends of communicating pipe and communicating pipe of intaking, centre is provided with bypass system；The frequency conversion
Adjustable speed water pump device by controlled by butterfly valve first communicating pipe second, water pump, concentric reducer pipe, form communicating pipe third, the company
Siphunculus third is made up of connecting hose, check-valves first, butterfly valve first；The bypass system is by the bypass pipe, the check-valves that are connected by elbow
Second and butterfly valve third are formed, and the pressure maintaining pipe controlled by blass stop valve, the water outlet are provided between the stable current regulator and bypass pipe
It is provided with pressure gauge communicating pipe, end is provided with the electromagnetic flowmeter connected by butterfly valve second.
Compared with prior art, the beneficial effects of the utility model are：When water consumption changes, equipment delivery port pressure
With change, when equipment delivery port is detected, equipment flow and pressure are all changing simultaneously, and Control System of Microcomputer can basis
The water flow detected carrys out the pressure of adjusting water outlet pipe, ensures pipe network end pressure of supply water, reaches and maximally save the energy
Effect.
On the basis of above-mentioned technical proposal, the utility model can also do following improvement.
Further, the water pump is located in channel steel base.
It is using the above-mentioned further beneficial effect of scheme：Water pump can be allowed preferably to be fixed.
Further, it is equipped with flange on communicating pipe first, the water outlet communicating pipe, pressure maintaining pipe and water pump both ends.
It is using the above-mentioned further beneficial effect of scheme：Convenient by flange connection disassembling, intensity is high, sealing property
It is good.
Brief description of the drawings
Fig. 1 is top view of the present utility model.
Fig. 2 is front view of the present utility model.
Fig. 3 is the partial front elevation view of bypass pipe.
In figure, 1, water inlet；2nd, negative pressure compensating device；3rd, stable current regulator；4th, intake communicating pipe；5th, butterfly valve first；6th, it is same
Heart reducer pipe；7th, channel steel base；8th, water pump；9th, elbow；10th, connecting hose；11st, check-valves first；12nd, bypass pipe；13rd, check-valves
Second；14th, butterfly valve second；15th, water outlet communicating pipe；16th, butterfly valve third；17th, electromagnetic flowmeter；18th, pressure gauge；19th, bearing；20th, connect
Pipe first；21st, flange；22nd, communicating pipe second；23rd, communicating pipe third；24th, blass stop valve；25th, pressure maintaining pipe.
Embodiment
Principle of the present utility model and feature are described below in conjunction with accompanying drawing, example is served only for explaining this practicality
It is new, it is not intended to limit the scope of the utility model.
A kind of variable quantity and pressure non-negative pressure water-supply installation, including stable current regulator 3, water outlet communicating pipe 15, water pump 8 are described steady
Throttle regulator 3 is arranged on bearing 19, top is provided with water inlet 1 and negative pressure compensating device 2, bottom and one end of communicating pipe first 20 connects
Connect, the other end of communicating pipe first 20 is connected communicating pipe 4 with water inlet, close to the two of water outlet communicating pipe 15 and water inlet communicating pipe 4
Frequency conversion speed adjusting pump device is equipped between end, centre is provided with bypass system；The frequency conversion speed adjusting pump device is by passing through butterfly
Valve first 5 control communicating pipe second 22, water pump 8, concentric reducer pipe 6, the composition of communicating pipe the third 23, the communicating pipe the third 23 is by connecting hose
10th, check-valves first 11, butterfly valve first 5 form；The bypass system is by the bypass pipe 12, the and of check-valves second 13 that are connected by elbow 9
The composition of butterfly valve the third 16, the pressure maintaining pipe 25 controlled by blass stop valve 24 is provided between the stable current regulator 3 and bypass pipe 12, it is described
It is provided with pressure gauge 18 water outlet communicating pipe 15, end is provided with the electromagnetic flowmeter 17 connected by butterfly valve second 14.
When making, the water pump 8 is located in channel steel base 7 the utility model；The communicating pipe first 20, water outlet communicating pipe
15th, it is equipped with flange 21 on pressure maintaining pipe 25 and the both ends of water pump 8.
Operation principle of the present utility model is：First according to the analysis of the actual conditions of user's pipe network, calculate simultaneously input channel
Characteristic curve is carried by water inlet 1 to Control System of Microcomputer, running water in the presence of negative pressure compensating device 2 for stable current regulator 3
Watering, enter water outlet communicating pipe 15 when water source entrance water inlet communicating pipe 4, then through frequency conversion speed adjusting pump device, now, pass through electricity
Magnetic flowmeter 17 and pressure gauge 18 detect to delivery port water, hydraulic pressure, and then are communicated to Control System of Microcomputer, microcomputer control
System determines siphon pressure according to pipeline characteristic curve and currently practical pressure, then makes equipment by frequency conversion speed adjusting pump device
Outlet pressure moves along pipeline characteristic curve；During this, the water pressure and starting mode of pump number of units that detect are protected by flow
The cooperation of pressure pipe 25 is analyzed with regimen condition so that procedure judges enter small flow pressure maintaining mode；Simultaneously in the mistake used
Cheng Zhong, bypass pipe 12 can pipe-line equipment be overhauled, safeguarded based on, is done standby of short duration passage, can also be let out as bypass
Pressure and row, which are become silted up, to be used.
Preferred embodiment of the present utility model is the foregoing is only, it is all in this practicality not to limit the utility model
Within new spirit and principle, any modification, equivalent substitution and improvements made etc., guarantor of the present utility model should be included in
Within the scope of shield.
Claims (3)
1. a kind of variable quantity and pressure non-negative pressure water-supply installation, including stable current regulator（3）, water outlet communicating pipe（15）, water pump（8）, institute
State stable current regulator（3）Installed in bearing（19）Upper, top is provided with water inlet（1）With negative pressure compensating device（2）, bottom and communicating pipe
First（20）One end connects, the communicating pipe first（20）The other end and water inlet communicating pipe（4）Connection, close to water outlet communicating pipe（15）
With water inlet communicating pipe（4）Both ends between be equipped with frequency conversion speed adjusting pump device, middle be provided with bypass system；The frequency control
Pumping plant is by passing through butterfly valve first（5）The communicating pipe second of control（22）, water pump（8）, concentric reducer pipe（6）, communicating pipe third
（23）Composition, the communicating pipe third（23）By connecting hose（10）, check-valves first（11）, butterfly valve first（5）Composition；The bypass system
By passing through elbow（9）The bypass pipe of connection（12）, check-valves second（13）With butterfly valve third（16）Composition, the stable current regulator（3）
With bypass pipe（12）Between be provided with pass through blass stop valve（24）The pressure maintaining pipe of control（25）, it is characterised in that：The water outlet communicating pipe
（15）It is provided with pressure gauge（18）, end be provided with pass through butterfly valve second（14）The electromagnetic flowmeter of connection（17）.
A kind of 2. variable quantity and pressure non-negative pressure water-supply installation according to claim 1, it is characterised in that：The water pump（8）If
In channel steel base（7）On.
A kind of 3. variable quantity and pressure non-negative pressure water-supply installation according to claim 1, it is characterised in that：The communicating pipe first
（20）, water outlet communicating pipe（15）, pressure maintaining pipe（25）And water pump（8）Flange is equipped with both ends（21）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721021767.8U CN207092188U (en) | 2017-08-16 | 2017-08-16 | A kind of variable quantity and pressure non-negative pressure water-supply installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721021767.8U CN207092188U (en) | 2017-08-16 | 2017-08-16 | A kind of variable quantity and pressure non-negative pressure water-supply installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207092188U true CN207092188U (en) | 2018-03-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721021767.8U Active CN207092188U (en) | 2017-08-16 | 2017-08-16 | A kind of variable quantity and pressure non-negative pressure water-supply installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207092188U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110080340A (en) * | 2019-05-24 | 2019-08-02 | 上海威派格智慧水务股份有限公司 | Pot type no-negative-pressure water supply equipment |
-
2017
- 2017-08-16 CN CN201721021767.8U patent/CN207092188U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110080340A (en) * | 2019-05-24 | 2019-08-02 | 上海威派格智慧水务股份有限公司 | Pot type no-negative-pressure water supply equipment |
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