CN210395524U - Pressure-stabilizing water supply device - Google Patents

Pressure-stabilizing water supply device Download PDF

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Publication number
CN210395524U
CN210395524U CN201920840252.3U CN201920840252U CN210395524U CN 210395524 U CN210395524 U CN 210395524U CN 201920840252 U CN201920840252 U CN 201920840252U CN 210395524 U CN210395524 U CN 210395524U
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China
Prior art keywords
water
valve
water supply
pressure
atmospheric pressure
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CN201920840252.3U
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Chinese (zh)
Inventor
郑全兴
张效刚
钱健
冯庆安
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Jiangsu Youlian Environmental Development Co ltd
Jiangsu Changjiang Water Co ltd
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Jiangsu Youlian Environmental Development Co ltd
Jiangsu Changjiang Water Co ltd
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Priority to CN201920840252.3U priority Critical patent/CN210395524U/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use

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Abstract

The utility model discloses a steady voltage water supply installation, including water inlet and delivery port, first valve has set gradually on the water supply pipeline between water inlet and the delivery port, the manometer of intaking, direct pipe check valve, the second valve, go out water flowmeter and third valve be provided with the atmospheric pressure jar on the water supply pipeline between play water flowmeter and the third valve, the atmospheric pressure jar passes through the solenoid valve and connects on the pipeline, the inside of atmospheric pressure jar is equipped with elastic diaphragm, still includes PLC, PLC connects the manometer of intaking respectively, flowmeter and solenoid valve of going out water. The device can make water supply installation adjust atmospheric pressure water supply mode through switching under the unstable condition of water supply network pressure, can reduce the operating time of pump by a great extent, the energy saving.

Description

Pressure-stabilizing water supply device
Technical Field
The utility model relates to a pressurization water supply installation especially relates to an adjustable hydraulic water supply installation.
Background
The pressurization water supply device is mainly used for meeting the water pressure and water quantity requirements of high-rise water supply, the urban secondary pressurization water supply is more and more concerned by people, the pressurization water supply pump station system obtains more and more extensive knowledge, but the energy consumption problem of the pressurization water supply pump station system is higher all the time, the main reason is that under the condition that the water consumption of a user is less, the higher pressure of a pipe network still needs to be kept, the pump is required to be always kept in a low-efficiency power output state, energy waste is caused, if the variable-frequency constant-pressure water supply is achieved, the water needs to be always kept in a high-pressure state through the water pump, and energy.
Disclosure of Invention
The utility model aims to solve the technical problem that to the big shortcoming of current pressurization water supply installation energy consumption, provide one kind and can realize the water supply of relatively steady voltage, energy-conserving water supply installation again.
In order to solve the technical problem, the utility model discloses a steady voltage water supply installation, including water inlet and delivery port, first valve has set gradually on the water supply pipeline between water inlet and the delivery port, the manometer of intaking, direct pipe check valve, the second valve, go out water flowmeter and third valve be provided with the atmospheric pressure jar on the water supply pipeline between play water flowmeter and the third valve, the atmospheric pressure jar passes through the solenoid valve and connects on the pipeline, the inside of atmospheric pressure jar is equipped with elastic diaphragm, still includes PLC, PLC connects the manometer of intaking respectively, goes out water flowmeter and solenoid valve.
According to the technical scheme, the peak shaving water tank is arranged on a water supply pipeline between the water inlet pressure gauge and the straight-through pipe check valve, a section of water supply pipeline is connected between the water inlet end of the straight-through pipe check valve and the water outlet end of the second valve in parallel, a fourth valve, a water pump, a telescopic head, the check valve and a water outlet pressure gauge are arranged above the section of water supply pipeline, the water outlet pressure gauge is connected with the PLC, the peak shaving water tank further comprises a frequency converter, and the frequency converter is connected with the PLC and the water pump respectively.
According to the further optimization scheme of the technical scheme, a fifth valve is further arranged on the water supply pipeline between the check valve and the water outlet pressure gauge.
The utility model discloses a steady voltage water supply installation's advantage makes water supply installation adjust atmospheric pressure water supply mode through switching under the unstable condition of water supply network pressure, can reduce the operating time of pump, the energy saving by great degree.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of a pressure-stabilizing water supply device.
The system comprises a peak-shaving water tank 1, a PLC2, a frequency converter 3, an air pressure tank 4, a water inlet pressure gauge 5, an electric cabinet 6, a fourth valve 7, a water pump 8, a telescopic head 9, a check valve 10, an electromagnetic valve 11, a water supply pipeline 12, a water outlet pressure gauge 13, a water outlet flowmeter 14, an elastic diaphragm 15, a straight-through pipe check valve 16, a fifth valve 17, a second valve 18, a first valve 19 and a third valve 20.
Detailed Description
The utility model discloses a scheme is on the basis of original pressurization water supply installation hardware configuration, introduce peak regulation water tank 1 and atmospheric pressure jar 4, consider simultaneously and add programmed automatic control, make full use of atmospheric pressure jar 4 storage pressure's characteristic, water supply installation is when the low discharge supplies water, utilize the interior diaphragm elastic shrinkage of atmospheric pressure jar 4, store hydroenergy in the atmospheric pressure jar, close the operation of water pump 8, utilize the elastic diaphragm 15 of atmospheric pressure jar and the high-pressure state that the storage water kept out the water pipe network, open water pump 8 operation again after pipe network pressure descends, to 4 water storages of atmospheric pressure jar, cycle in proper order, thereby reach energy-conserving mesh.
Referring to fig. 1, the utility model discloses a steady voltage water supply installation a specific embodiment, set gradually first valve 19 on water supply line 12 between water inlet and delivery port, intake pressure table 5, peak shaving water tank 1, straight-through check valve 16, second valve 18, go out water flowmeter 14 and third valve 20, one section water supply line 12 of connecting in parallel between the water inlet of straight-through check valve 16 and the delivery port of second valve 18, set gradually fourth valve 7 on this section water supply line 12, water pump 8, telescopic head 9, check valve 10, fifth valve 17 and play water pressure table 13, set up atmospheric pressure jar 4 on water supply line 12 between play water flowmeter 14 and third valve 20, atmospheric pressure jar 4 passes through the solenoid valve and connects on water supply line 12. The water inlet pressure gauge 5 on the water supply pipeline 12, the water outlet pressure gauge 13, the water outlet flow meter 14 and the electromagnetic valve 11 are both connected to the PLC2, the water pump 8 of the water supply pipeline 12 is connected to the frequency converter 3, the frequency converter 3 is also connected to the PLC2, the PLC2 and the frequency converter 3 are arranged in the electric cabinet 6, the first valve 19 on the water supply pipeline 12, the second valve 18, the third valve 20, the fourth valve 7 and the fifth valve 17 are all electronic valves and are respectively connected to the PLC 2. The frequency converter 3 mainly adjusts the rotating speed of the water pump 8, the PLC2 collects the data of the water inlet pressure gauge 5, the water outlet pressure gauge 13, the water outlet flow meter 14 and the electromagnetic valve 11, controls the frequency converter 3 and the water pump 8 to operate, can control the valve in the water supply pipeline, executes the program preset by a user and the like, sets the set pressure as a parameter constant to be stored in the PLC2, and when the water outlet pressure level sets the pressure, the pressurizing water supply system can meet the pressure requirement of water for the user.
The utility model discloses a steady voltage water supply installation divide into three kinds of operational mode:
first direct pressurized water supply mode: under the condition that the water inlet pressure is higher than the set pressure, the water pump 8 does not need to be operated, water is directly supplied to a user through the straight-through pipe check valve 16, when the water fluctuation is large in the water supply pipeline 12, the electromagnetic valve 11 can be opened, a small amount of water flows into or out of the air pressure tank 4, and the effect of stabilizing the water supply flow is achieved.
The second constant-pressure water supply mode: under the condition that the quantity of the pressurized water supply outlet water is normal, the flow is usually more than 10 cubic meters per hour, tap water enters a water supply pipeline 12 of a water supply device from a water supply pipeline network and then enters a peak shaving water tank 1, the outlet water of the peak shaving water tank passes through a valve 7, a water pump 8, a telescopic head 9 and a check valve 10 and can be directly used as the outlet water of the water supply device to supply water for users, in the mode, an electromagnetic valve 11 is in a closed state, an air pressure tank 4 does not participate in work, the water pump 8 normally operates in a frequency conversion state, and the numerical value of an outlet water pressure gauge 13 is.
And a third pneumatic water supply mode control: under the condition of water supply under the condition of small flow, the flow is usually less than 10 cubic meters per hour, the PLC2 opens the electromagnetic valve 11, the water pump 8 is operated in a variable frequency mode, the water supply is stored in the air pressure tank 4 through the operating pressure of the water pump 8, the operation of the water pump 8 is stopped until the water outlet pressure reaches 1.1 times of the water inlet pressure, the pressure of the elastic diaphragm 15 in the air pressure tank 4 is utilized to ensure that the water outlet pressure of the water supply device is constant, along with the time lapse of the water supply, the internal pressure of the air pressure tank 4 is reduced to the lower limit of the set pressure of the water supply, the PLC2 detects that the flow value of the water flowmeter 14 is still small flow, the system circularly adopts an air pressure water supply mode, otherwise, the electromagnetic valve 11.

Claims (4)

1. The pressure-stabilizing water supply device comprises a water inlet and a water outlet, wherein a first valve, a water inlet pressure gauge, a straight-through pipe check valve, a second valve, a water outlet flow meter and a third valve are sequentially arranged on a water supply pipeline between the water inlet and the water outlet, and the pressure-stabilizing water supply device is characterized in that: be provided with the atmospheric pressure jar on the supply pipeline between play water flowmeter and the third valve, the atmospheric pressure jar passes through the solenoid valve and connects on the pipeline, the inside of atmospheric pressure jar is equipped with elastic diaphragm, still includes PLC, PLC connects water inlet pressure gauge, play water flowmeter and solenoid valve respectively.
2. The regulated water supply of claim 1 wherein: the peak-shaving water tank is arranged on a water supply pipeline between the water inlet pressure gauge and the straight-through pipe check valve, a section of water supply pipeline is connected in parallel between the water inlet end of the straight-through pipe check valve and the water outlet end of the second valve, a fourth valve, a water pump, a telescopic head, the check valve and a water outlet pressure gauge are arranged above the section of water supply pipeline, the water outlet pressure gauge is connected with a PLC (programmable logic controller), the peak-shaving water tank further comprises a frequency converter, and the frequency converter is respectively connected with the PLC and the.
3. The regulated water supply of claim 2 wherein: and a fifth valve is further arranged on the water supply pipeline between the check valve and the water outlet pressure gauge.
4. The regulated water supply of claim 2 wherein: the first valve, the second valve, the third valve, the fourth valve and the fifth valve are all connected with the PLC.
CN201920840252.3U 2019-06-04 2019-06-04 Pressure-stabilizing water supply device Active CN210395524U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920840252.3U CN210395524U (en) 2019-06-04 2019-06-04 Pressure-stabilizing water supply device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920840252.3U CN210395524U (en) 2019-06-04 2019-06-04 Pressure-stabilizing water supply device

Publications (1)

Publication Number Publication Date
CN210395524U true CN210395524U (en) 2020-04-24

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Application Number Title Priority Date Filing Date
CN201920840252.3U Active CN210395524U (en) 2019-06-04 2019-06-04 Pressure-stabilizing water supply device

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110080348A (en) * 2019-06-04 2019-08-02 江苏长江水务股份有限公司 Stabilized voltage device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110080348A (en) * 2019-06-04 2019-08-02 江苏长江水务股份有限公司 Stabilized voltage device

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