CN106869248A - A kind of pressure-stabilizing water supply system with Unidirectional solenoid valve - Google Patents
A kind of pressure-stabilizing water supply system with Unidirectional solenoid valve Download PDFInfo
- Publication number
- CN106869248A CN106869248A CN201710183380.0A CN201710183380A CN106869248A CN 106869248 A CN106869248 A CN 106869248A CN 201710183380 A CN201710183380 A CN 201710183380A CN 106869248 A CN106869248 A CN 106869248A
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- China
- Prior art keywords
- water
- voltage regulation
- water tank
- valve
- pressure
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- 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.)
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Classifications
-
- 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
- E03B7/071—Arrangement of safety devices in domestic pipe systems, e.g. devices for automatic shut-off
-
- 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
- E03B7/075—Arrangement of devices for control of pressure or flow rate
-
- 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
- E03B7/077—Arrangement of backflow preventing devices
Abstract
The invention provides a kind of pressure-stabilizing water supply system with Unidirectional solenoid valve, including water pump, one end pipeline of the water pump is connected to water source, the other end is connected to the water inlet of relief valve and water tank of voltage regulation by triplate line, hydraulic pressure sensor is installed on the pipeline of the water tank of voltage regulation water inlet, delivery port is connected to high speed hydraulic dynamometer through water tank of voltage regulation outlet valve pipeline, top one end of the water tank of voltage regulation is connected to high-pressure air source through Unidirectional solenoid valve pipeline, the other end is connected to atmospheric air through normal pressure air communication valve pipeline, bottom conduit is connected to water tank of voltage regulation drain valve, level sensor is installed on the water tank of voltage regulation.Pressure-stabilizing water supply system with Unidirectional solenoid valve of the present invention, simple structure, the Unidirectional solenoid valve of setting can effectively prevent aqueous reflux from entering supply air line, protection equipment, the service life of extension device in water tank of voltage regulation during water level abnormality rising.
Description
Technical field
The invention belongs to water system field, more particularly, to a kind of pressure-stabilizing water supply system with Unidirectional solenoid valve.
Background technology
Stabilization and pulsation-free water source are most important for the job stability of high speed hydraulic dynamometer.Fluctuation can be by pump
Cavitation erosion, the entrance of air, the vibration of control valve, turbulent flow and other water source users cause, once water system has been mounted to position,
It is difficult to correct the fluctuation of the pressure or flow at water source again.
Hydraulic dynamometer is a kind of passive device, therefore the fluctuation at water source will cause the fluctuation of moment of torsion and rotating speed.For rotation
Turn less high-speed test (HST) test (such as exhaust-driven turbo-charger exhaust-gas turbo charger) of the moment of inertia, in order to reach satisfied job stability, water source
Pressure fluctuation be necessarily less than ± 0.5%.It is many at present to add stable-pressure device to realize to water source using in the course of conveying at water source
The absorption of fluctuation, but the effect that control mode difference reaches is also different.
The content of the invention
In view of this, the present invention is directed to propose a kind of pressure-stabilizing water supply system with Unidirectional solenoid valve, to provide a kind of energy
Enough meet the sustainable supply of constant pressure water, pressure oscillation and can reduce in water supply not caused by effective damping absorption pump and pipeline
The pressure-stabilizing water supply system of evitable influence of fluctuations.
To reach above-mentioned purpose, the technical proposal of the invention is realized in this way：
A kind of pressure-stabilizing water supply system with Unidirectional solenoid valve, including water tank of voltage regulation, water pump, hydraulic pressure sensor, relief valve,
Water tank of voltage regulation outlet valve, Unidirectional solenoid valve, atmospheric air communicating valve, water tank of voltage regulation drain valve, level sensor and controller, institute
One end pipeline for stating water pump is connected to water source, and the other end is connected to the relief valve and the water tank of voltage regulation by triplate line
Water inlet, installs the hydraulic pressure sensor on the pipeline of the water tank of voltage regulation water inlet, the delivery port of the water tank of voltage regulation is through institute
State water tank of voltage regulation outlet valve pipeline and be connected to high speed hydraulic dynamometer, top one end of the water tank of voltage regulation is through the unidirectional electromagnetism
Valve pipeline is connected to high-pressure air source, and the other end is connected to atmospheric air, the voltage stabilizing water through the atmospheric air communicating valve pipeline
The bottom conduit of case is connected to the water tank of voltage regulation drain valve, and the level sensor and the control are installed on the water tank of voltage regulation
Device processed, signal is connected to the hydraulic pressure sensor, the relief valve, the Unidirectional solenoid valve and the water to the controller respectively
Level sensor.
Further, the relief valve is pulsed relief valve.
Further, the Unidirectional solenoid valve is direct-acting electromagnetic valve.
Further, the model LC-SW1 of the level sensor.
Relative to prior art, the pressure-stabilizing water supply system with Unidirectional solenoid valve of the present invention has the advantage that：
(1) the pressure-stabilizing water supply system with Unidirectional solenoid valve of the present invention, simple structure, the unidirectional electromagnetism of setting
Valve, can effectively prevent aqueous reflux from entering supply air line when water level abnormality rises in water tank of voltage regulation, protection equipment, extension device
Service life.
(2) the pressure-stabilizing water supply system with Unidirectional solenoid valve of the present invention, the Unidirectional solenoid valve of setting, atmospheric air
Communicating valve and water tank of voltage regulation drain valve, can in effectively resistance to suction Ni Shouguanlu and equipment generation pressure wave, it is to avoid high speed waterpower
The moment of torsion and rotating speed measured value of dynamometer machine produce pulsation.
(3) the pressure-stabilizing water supply system with Unidirectional solenoid valve of the present invention, the relief valve of setting can be according to voltage stabilizing water
Water level in case is opened and closed automatically, and the pressure oscillation of water tank of voltage regulation reclaimed water is effectively ensured in normal range (NR), more human nature
Change and intelligent.
Brief description of the drawings
The accompanying drawing for constituting a part of the invention is used for providing a further understanding of the present invention, schematic reality of the invention
Apply example and its illustrate, for explaining the present invention, not constitute inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the structural representation of the pressure-stabilizing water supply system with Unidirectional solenoid valve described in the embodiment of the present invention.
Description of reference numerals：
1- water tank of voltage regulation；2- water sources；3- water pumps；4- hydraulic pressure sensors；5- relief valves；6- water tank of voltage regulation outlet valves；7- is high
Fast hydraulic dynamometer；8- high-pressure air sources；9- Unidirectional solenoid valves；10- atmospheric air communicating valves；11- water tank of voltage regulation drain valves；12-
Level sensor.
Specific embodiment
It should be noted that in the case where not conflicting, the embodiment in the present invention and the feature in embodiment can phases
Mutually combination.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", D score,
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outward " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of and describes the present invention and simplify to describe, rather than instruction or dark
Showing the device or element of meaning must have specific orientation, with specific azimuth configuration and operation therefore it is not intended that right
Limitation of the invention.Additionally, term " first ", " second " etc. are only used for describing purpose, and it is not intended that indicating or implying phase
To importance or the implicit quantity for indicating indicated technical characteristic.Thus, the feature for defining " first ", " second " etc. can
To express or implicitly include one or more this feature.In the description of the invention, unless otherwise indicated, " multiple "
It is meant that two or more.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Company ", " connection " should be interpreted broadly, for example, it may be being fixedly connected, or being detachably connected, or be integrally connected；Can
Being to mechanically connect, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, Ke Yishi
Two connections of element internal.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
A kind of pressure-stabilizing water supply system with Unidirectional solenoid valve, as shown in figure 1, being passed including water tank of voltage regulation 1, water pump 3, hydraulic pressure
Sensor 4, relief valve 5, water tank of voltage regulation outlet valve 6, Unidirectional solenoid valve 9, atmospheric air communicating valve 10, water tank of voltage regulation drain valve 11,
Level sensor 12 and controller, one end pipeline of the water pump 3 are connected to water source 2, and the other end is connected to by triplate line
The water inlet of the relief valve 5 and the water tank of voltage regulation 1, installs the hydraulic pressure and passes on the pipeline of the water inlet of the water tank of voltage regulation 1
Sensor 4, the delivery port of the water tank of voltage regulation 1 is connected to high speed hydraulic dynamometer 7, institute through the pipeline of water tank of voltage regulation outlet valve 6
The top one end for stating water tank of voltage regulation 1 is connected to high-pressure air source 8 through the pipeline of the Unidirectional solenoid valve 9, when the work of pressure-stabilizing water supply system
When, system jam or operating personnel's error cause water level rapid increase in water tank of voltage regulation 1, and Unidirectional solenoid valve 9 is steady by stop
The pressure reclaimed water of water tank 1 blows back into supply air line, it is to avoid the damage of equipment；The other end is connected through the pipeline of atmospheric air communicating valve 10
To atmospheric air, the bottom conduit of the water tank of voltage regulation 1 is connected to the water tank of voltage regulation drain valve 11, on the water tank of voltage regulation 1
The level sensor 12 and controller are installed, signal is connected to the hydraulic pressure sensor 4, the pressure release to the controller respectively
Valve 5, the Unidirectional solenoid valve 9 and the level sensor 12.
The relief valve 5 is pulsed relief valve, and high degree of automation, capacity is big.
The Unidirectional solenoid valve 9 is direct-acting electromagnetic valve, can normal work, the scope of application in vacuum, negative pressure, zero-pressure
Extensively, highly versatile.
The model LC-SW1 of the level sensor 12, can be carried out to the non-linear of level sensor, temperature drift etc.
Digitlization correcting process in gamut, and there is HART communication protocol to export and simulation output；With high precision, excellent stability
The characteristics of, field diagnostic process two-way communication is capable of achieving, it is usable in urban electricity supply, water conservancy and hydropower, metallurgy, petrochemical industry etc..
A kind of operation principle of the pressure-stabilizing water supply system with Unidirectional solenoid valve is：
Before starting device, water tank of voltage regulation outlet valve 6, Unidirectional solenoid valve 9 and water tank of voltage regulation drain valve 11 are in closes shape
State, opens atmospheric air communicating valve 10, starts water pump 3 by the water injection water tank of voltage regulation 1 in water source 2；By controller monitoring
The data of level sensor 12, when water level rises to 2/3 or so place of the volume height of water tank of voltage regulation 1, reach pressure-stabilizing water supply system
Good condition of work, switches off the pump 3.Start external high-pressure air source 8, close atmospheric air communicating valve 10 and open unidirectional electricity
Magnet valve 9, requires to pressure-air is filled with water tank of voltage regulation 1 up to hydraulic pressure meets, and closes Unidirectional solenoid valve 9, completes ready state.
In normal operation, Unidirectional solenoid valve 9, atmospheric air communicating valve 10 and water tank of voltage regulation drain valve 11 are in and close shape
State；Relief valve 5 is in normal off status, and water pump 3 pumps into the water in water source 2 in water tank of voltage regulation 1, the real-time monitoring of hydraulic pressure sensor 4
The pressure of water inlet；Water tank of voltage regulation outlet valve 6 is opened, and voltage stabilizing water enters high speed hydraulic dynamometer 7 by water tank of voltage regulation outlet valve 6,
The medium of power is consumed as dynamometer machine, dynamometer machine delivery port accesses back pool and discharges water；When whole supply channel and it
Between equipment in produce water pressure fluctuations when, pressure wave is transferred to water tank of voltage regulation 1, and air is delivered to by water layer in water tank of voltage regulation 1
Layer and rapid decay, it is to avoid the moment of torsion and rotating speed measured value of high speed hydraulic dynamometer 7 produce pulsation；
Under pressure-stabilizing water supply system worked well, when the pressure of the pump water of water pump 3 is excessive, and more than relief valve 5 threshold value when,
When i.e. more than the normal range of operation of water tank of voltage regulation 1, controller control relief valve 5 is opened, and water is entered into pond.When hydraulic pressure is returned to
When in the threshold value of relief valve 5, controller notifies that relief valve 5 is automatically switched off so that enter the pressure oscillation of water of water tank of voltage regulation 1 steady
Press in the normal range of operation of water tank 1；
When pressure-stabilizing water supply system works, system jam or operating personnel error cause water tank of voltage regulation 1 in water level it is fast
Speed rises, and controller control Unidirectional solenoid valve 9 stops that the aqueous reflux in water tank of voltage regulation 1 enters supply air line, it is to avoid the damage of equipment.
Presently preferred embodiments of the present invention is the foregoing is only, is not intended to limit the invention, it is all in essence of the invention
Within god and principle, any modification, equivalent substitution and improvements made etc. should be included within the scope of the present invention.
Claims (4)
1. a kind of pressure-stabilizing water supply system with Unidirectional solenoid valve, it is characterised in that：Including water tank of voltage regulation (1), water pump (3), water
Pressure sensor (4), relief valve (5), water tank of voltage regulation outlet valve (6), Unidirectional solenoid valve (9), atmospheric air communicating valve (10), voltage stabilizing
Water tank drain valve (11), level sensor (12) and controller,
One end pipeline of the water pump (3) is connected to water source (2), and the other end is connected to the relief valve (5) by triplate line
With the water inlet of the water tank of voltage regulation (1), the hydraulic pressure sensor (4) is installed on the pipeline of water tank of voltage regulation (1) water inlet,
The delivery port of the water tank of voltage regulation (1) is connected to high speed hydraulic dynamometer through water tank of voltage regulation outlet valve (6) pipeline
(7), top one end of the water tank of voltage regulation (1) is connected to high-pressure air source (8), the other end through the Unidirectional solenoid valve (9) pipeline
Atmospheric air is connected to through atmospheric air communicating valve (10) pipeline, the bottom conduit of the water tank of voltage regulation (1) is connected to institute
Water tank of voltage regulation drain valve (11) is stated, the level sensor (12) and the controller are installed on the water tank of voltage regulation (1), it is described
Signal is connected to the hydraulic pressure sensor (4), the relief valve (5), the Unidirectional solenoid valve (9) and the water to controller respectively
Level sensor (12).
2. a kind of pressure-stabilizing water supply system with Unidirectional solenoid valve according to claim 1, it is characterised in that：The pressure release
Valve (5) is pulsed relief valve.
3. a kind of pressure-stabilizing water supply system with Unidirectional solenoid valve according to claim 1, it is characterised in that：It is described unidirectional
Magnetic valve (9) is direct-acting electromagnetic valve.
4. a kind of pressure-stabilizing water supply system with Unidirectional solenoid valve according to claim 1, it is characterised in that：The water level
The model LC-SW1 of sensor (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710183380.0A CN106869248A (en) | 2017-03-24 | 2017-03-24 | A kind of pressure-stabilizing water supply system with Unidirectional solenoid valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710183380.0A CN106869248A (en) | 2017-03-24 | 2017-03-24 | A kind of pressure-stabilizing water supply system with Unidirectional solenoid valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106869248A true CN106869248A (en) | 2017-06-20 |
Family
ID=59172802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710183380.0A Pending CN106869248A (en) | 2017-03-24 | 2017-03-24 | A kind of pressure-stabilizing water supply system with Unidirectional solenoid valve |
Country Status (1)
| Country | Link |
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| CN (1) | CN106869248A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110131515A (en) * | 2019-06-21 | 2019-08-16 | 太仓阳净环保科技有限公司 | The miscellaneous fluid of heat continuously flows pressure duct pressure maintaining method and device |
| WO2021035969A1 (en) * | 2019-08-29 | 2021-03-04 | 中车唐山机车车辆有限公司 | Water supply and drainage system for railway vehicle |
| CN112441034A (en) * | 2019-08-29 | 2021-03-05 | 中车唐山机车车辆有限公司 | Liquid supply and drainage system for railway vehicle |
| CN112441043A (en) * | 2019-08-29 | 2021-03-05 | 中车唐山机车车辆有限公司 | Liquid supply and drainage system for railway vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2021035969A1 (en) * | 2019-08-29 | 2021-03-04 | 中车唐山机车车辆有限公司 | Water supply and drainage system for railway vehicle |
| CN112441034A (en) * | 2019-08-29 | 2021-03-05 | 中车唐山机车车辆有限公司 | Liquid supply and drainage system for railway vehicle |
| CN112441043A (en) * | 2019-08-29 | 2021-03-05 | 中车唐山机车车辆有限公司 | Liquid supply and drainage system for railway vehicle |
| CN112441033A (en) * | 2019-08-29 | 2021-03-05 | 中车唐山机车车辆有限公司 | Water supply and drainage system for railway vehicle |
| CN112441043B (en) * | 2019-08-29 | 2022-05-17 | 中车唐山机车车辆有限公司 | Liquid supply and drainage system for railway vehicle |
| CN112441034B (en) * | 2019-08-29 | 2023-05-23 | 中车唐山机车车辆有限公司 | Liquid supply and drainage system for railway vehicle |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170620 |
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