CN112012278A - Intelligent remote control non-negative-pressure water supply equipment and use method - Google Patents

Intelligent remote control non-negative-pressure water supply equipment and use method Download PDF

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Publication number
CN112012278A
CN112012278A CN201910469286.0A CN201910469286A CN112012278A CN 112012278 A CN112012278 A CN 112012278A CN 201910469286 A CN201910469286 A CN 201910469286A CN 112012278 A CN112012278 A CN 112012278A
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China
Prior art keywords
water
pressure
storage tank
pipe
water supply
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Pending
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CN201910469286.0A
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Chinese (zh)
Inventor
郑文虎
李伟
郑清圃
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Shandong Guanxiang Technology Co ltd
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Shandong Guanxiang Technology Co ltd
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Priority to CN201910469286.0A priority Critical patent/CN112012278A/en
Publication of CN112012278A publication Critical patent/CN112012278A/en
Pending legal-status Critical Current

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    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03BINSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B11/00Arrangements or adaptations of tanks for water supply
    • E03B11/02Arrangements or adaptations of tanks for water supply for domestic or like local water supply
    • E03B11/06Arrangements or adaptations of tanks for water supply for domestic or like local water supply with air regulators
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/30Treatment of water, waste water, or sewage by irradiation
    • C02F1/32Treatment of water, waste water, or sewage by irradiation with ultraviolet light
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/50Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03BINSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B11/00Arrangements or adaptations of tanks for water supply
    • E03B11/02Arrangements or adaptations of tanks for water supply for domestic or like local water supply
    • E03B11/06Arrangements or adaptations of tanks for water supply for domestic or like local water supply with air regulators
    • E03B11/08Air regulators
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03BINSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B7/00Water main or service pipe systems
    • E03B7/07Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons or valves, in the pipe systems
    • E03B7/074Arrangement of water treatment devices
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03BINSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B7/00Water main or service pipe systems
    • E03B7/07Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons or valves, in the pipe systems
    • E03B7/075Arrangement of devices for control of pressure or flow rate
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03BMACHINES OR ENGINES FOR LIQUIDS
    • F03B13/00Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00Specific treatment goals
    • C02F2303/04Disinfection
    • 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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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Water Supply & Treatment (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Structural Engineering (AREA)
  • Toxicology (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physical Water Treatments (AREA)

Abstract

The invention discloses intelligent remote control non-negative pressure water supply equipment and a using method thereof. According to the intelligent remote control non-negative-pressure water supply equipment and the using method thereof, the device can be used for carrying out secondary treatment on water resources in the pipe network and can also be used for collecting and converting the pressure in the pipe network into electric power supply equipment for use.

Description

Intelligent remote control non-negative-pressure water supply equipment and use method
The invention belongs to the technical field of intelligent remote control non-negative pressure water supply equipment and a using method thereof, and particularly relates to intelligent remote control non-negative pressure water supply equipment and a using method thereof.
The non-negative pressure water supply equipment adopts a municipal pipe network as a water source, fully utilizes the original pressure of the municipal pipe network to form a closed continuous relay pressurization water supply mode, has good energy-saving effect, does not have secondary pollution of water quality, is the development and extension of variable-frequency constant-pressure water supply equipment, but the traditional non-negative pressure water supply is simple in water supply and cannot treat the water quality in the pipe network, the traditional water supply equipment cannot be continuously used for stopping the water supply when power is cut off, the traditional water supply equipment has large loss of electric energy supplied by mains supply, and the traditional vacuum suppressor uses a single valve and is easy to leak water.
Disclosure of Invention
The invention aims to provide intelligent remote control non-negative pressure water supply equipment and a using method thereof, and solves the problems in the background technology.
The invention discloses an intelligent remote control non-negative pressure water supply device and a using method, the device comprises a water storage tank 1, a water storage tank pressure gauge 2 is arranged at the upper part of the water storage tank 1, a vacuum suppressor 3 is arranged at one end of the upper side of the water storage tank 1, the vacuum suppressor 3 is connected with the water storage tank 1 through a flange plate, a water inlet 4 is arranged at the other side of the upper part of the water storage tank 1, a power generation device 5 is arranged on the water inlet 4, a plurality of water outlet holes 6 are arranged at the lower side of the water storage tank 1, a water outlet pipe 7 is connected with the water outlet pipe 6, a check valve 8 is arranged on the water outlet pipe 7, the water outlet pipe 7 is connected with a booster motor 9, a booster water outlet pipe 10 is arranged on the booster motor 9, the booster water outlet pipe 10 is connected with an integrated pipe, be equipped with overhead tank manometer 15 on the overhead tank 14, 1 one side of water storage tank is equipped with well accuse case 16, be equipped with battery 17 and control terminal 18 in the well accuse case 16, battery 17 is connected with power generation facility 5, battery 17 is connected with booster motor 9 and control terminal 18, 1 inside upside of water storage tank is equipped with ultraviolet lamp 19, 1 inside downside of water storage tank is equipped with impeller 20, battery 17 and ultraviolet lamp 19 and impeller 20 electric connection.
Preferably, the shell of the vacuum suppressor 3 is a cylindrical structure, a gas port 21 is arranged on the outer side of the vacuum suppressor 3, a gas mask 22 is arranged on the gas port 21, the gas mask 22 is opened downwards, a filter pipe 23 is arranged in the shell of the vacuum suppressor 3, a vent hole 24 is arranged on the filter pipe 23, an air filter element 25 is arranged in the filter pipe 23, activated carbon 26 is arranged on the upper side of the air filter element 25, a protective net 27 is arranged between the filter pipe 23 and the shell of the vacuum suppressor 3, an air baffle plate 28 is arranged on the lower side of the filter pipe 23, an air circulation hole 29 is arranged on the air baffle plate 28, an adjusting pipe 30 is arranged on the lower side of the filter pipe 23, an adjusting rod 31 is arranged in the adjusting pipe 30, a roller frame 32 is arranged on the periphery of the adjusting rod 31, a roller 33 is arranged on the roller frame 32, and, be equipped with spacing collar 34 between the regulation pole 31, the cover has movable valve 35 on the regulation pole 31 on spacing collar 34 upper portion, movable valve 35 is the tubular structure, movable valve 35 upper end is the toper structure, be equipped with pressure spring 36 between movable valve 35 and the spacing collar 34, it is connected with floater 37 to adjust pole 31 downside.
Preferably, the floating ball 37 is of a semicircular structure, the outer ring of the upper side of the floating ball 37 is of a planar structure, the rubber pad 38 is arranged on the upper side of the floating ball 37, and the middle of the upper part of the floating ball 37 is of a conical platform structure.
Preferably, an impeller 39 is arranged inside the power generation device 5, an impeller shaft 40 is arranged in the middle of the impeller 39, and the impeller shaft 40 is connected with a generator 41.
The use method of the non-negative pressure water supply device according to any one of claims 1 to 4, characterized in that:
the method comprises the following steps: the water supply system comprises a municipal water supply network, a power generation device, a storage battery, a water storage tank, a stirring impeller, a vacuum suppressor and a water supply system, wherein the municipal water supply network supplies water, water flow drives the power generation device to generate power, current enters the storage battery to be stored, the water flow enters the water storage tank and then is sterilized through ultraviolet rays and the like, the external rays and the like can also accelerate the reaction of bleaching powder in water, the stirring impeller at the lower part of the water storage tank stirs water to accelerate the decomposition of the bleaching powder, the ultraviolet lamp can also be helped to accelerate the sterilization;
step two: when a user uses water, the pressure gauge of the pressure tank monitors the pressure in the pressure tank, when the pressure is reduced, the control terminal controls the pressurizing motor to start to pressurize water flow, the water flow flows into the pressure tank, and the water flow enters the home of the user through the pressure of the pressure tank;
step three: the electric energy generated by the power generation device is stored in the storage battery, the electric energy is supplied to the ultraviolet lamp, the control terminal and the stirring impeller for use, the residual electric quantity is stored in the storage battery, and the electric energy can provide short-time power supply for the booster motor to prevent water cut-off when power is cut off.
The invention has the beneficial effects that: according to the intelligent remote control non-negative-pressure water supply equipment and the using method thereof, the device can be used for carrying out secondary treatment on water resources in the pipe network and can also be used for collecting and converting the pressure in the pipe network into electric power supply equipment for use.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
FIG. 2 is a schematic view of the vacuum suppressor according to the present invention.
FIG. 3 is a schematic view of the floating ball structure of the present invention.
FIG. 4 is a schematic structural diagram of a power generation device according to the present invention.
Illustration of the drawings: 1. a water storage tank, 2, a water storage tank pressure gauge, 3, a vacuum suppressor, 4, a water inlet, 5, a power generation device, 6, a water outlet, 7, a water outlet pipe, 8, a check valve, 9, a booster motor, 10, a booster water outlet pipe, 11, an integrated pipe, 12, an integrated pressure gauge, 13, a pressure pipe, 14, a pressure tank, 15, a pressure tank pressure gauge, 16, a central control box, 17, a storage battery, 18, a control terminal, 19, an ultraviolet lamp, 20, a stirring impeller, 21, an air port, 22, an air mask, 23, a filter pipe, 24, an air vent, 25, an air filter core, 26, activated carbon, 27, a protective net, 28, an air baffle, 29, an air circulation hole, 30, a regulating pipe, 31, a regulating rod, 32, a roller frame, 33, a roller, 34, a limiting ring, 35, a movable valve, 36, a pressure spring, 37, a floating ball, 38, a rubber pad, 39, an, 41. an electric generator.
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings.
Example 1: an intelligent remote control non-negative pressure water supply device and a using method thereof, comprising a water storage tank 1, wherein the water storage tank stores water in a pipe network, the upper part of the water storage tank 1 is provided with a water storage tank pressure gauge 2, the water storage pressure gauge can detect the pressure in the water storage tank, one end of the upper side of the water storage tank 1 is provided with a vacuum suppressor 3, the vacuum suppressor can maintain the air pressure balance in the water storage tank, the vacuum suppressor 3 is connected with the water storage tank 1 through a flange plate, the other side of the upper part of the water storage tank 1 is provided with a water inlet 4, the water inlet 4 is provided with a power generation device 5, the power generation device can generate power through the pressure of the water supplied by the municipal pipe network, the generated power can be supplied to a water supply system for use, the lower side of the water storage tank 1 is provided with a plurality, the water outlet pipe 7 is connected with a booster motor 9, the booster motor boosts water flow, a booster water outlet pipe 10 is arranged on the booster motor 9, the booster water outlet pipe 10 is connected with an integrated pipe 11, a plurality of booster motors can guarantee water flow pressure in a water peak period, the integrated pipe can centralize the water flow to guarantee the water flow pressure, an integrated pressure gauge 12 is arranged on the integrated pipe 11 and can detect the pressure in the integrated pipe so as to adjust the booster motor, the integrated pipe 11 is connected with a pressure tank 14 through a pressure pipe 13, the pressure tank can store pressure and reduce the starting times of the booster motor, a pressure tank pressure gauge 15 is arranged on the pressure tank 14, a central control box 16 is arranged on one side of the water storage tank 1 and can control a water supply system, a storage battery 17 and a control terminal 18 are arranged in the central control box 16, and the storage battery can store power and continue to, control terminal can control the opening control pressure of booster motor, battery 17 is connected with power generation facility 5, battery 17 is connected with booster motor 9 and control terminal 18, 1 inside upside of water storage tank is equipped with ultraviolet lamp 19, and ultraviolet lamp can disinfect the disinfection to the water in the water storage tank, can also accelerate the reaction of bleaching powder, prevents that bleaching powder from remaining, 1 inside downside of water storage tank is equipped with impeller 20, and impeller can accelerate the mobility of water, makes things convenient for ultraviolet lamp's sterilization, battery 17 and ultraviolet lamp 19 and impeller 20 electric connection, the battery provides the electric quantity for ultraviolet lamp and impeller.
Preferably, the housing of the vacuum suppressor 3 is a cylindrical structure, an air port 21 is arranged on the outer side of the vacuum suppressor 3, the air port can circulate air, an air mask 22 is arranged on the air port 21, and impurities can be prevented from entering the air port by pulling up the mask. The air mask 22 has a downward opening, the inside of the shell of the vacuum suppressor 3 is provided with a filter pipe 23 which can filter bacteria and dust in the air, the filter pipe 23 is provided with an air vent 24 which facilitates air circulation, the inside of the filter pipe 23 is provided with an air filter element 25 which prevents dust from entering, the upper side of the air filter element 25 is provided with active carbon 26 which can absorb harmful gas in the air, a protective net 27 is arranged between the filter pipe 23 and the shell of the vacuum suppressor 3 and can prevent insects or small animals from entering, the lower side of the filter pipe 23 is provided with an air baffle plate 28 which can control air entering through a movable valve, the air baffle plate 28 is provided with an air circulation hole 29, the lower side of the filter pipe 23 is provided with an adjusting pipe 30 which can control the opening and closing of the air baffle plate, and the adjusting rod 31 is arranged in the adjusting pipe 30, the periphery of the adjusting rod 31 is provided with a roller frame 32, the roller frame 32 is provided with a roller 33, the connecting part of the roller 33 and the pipe wall of the adjusting pipe 30 is provided with a limiting ring 34 between the adjusting rods 31, the limiting ring can limit the moving range of the movable valve, the adjusting rod 31 on the upper part of the limiting ring 34 is sleeved with a movable valve 35, the movable valve 35 is of a cylindrical structure, the upper end of the movable valve 35 is of a conical structure, a pressure spring 36 is arranged between the movable valve 35 and the limiting ring 34, the pressure spring can enable the movable valve to move up and down along the adjusting rod, the lower side of the adjusting rod 31 is connected with a floating ball 37, the floating ball can drive the adjusting rod to move up and down, the movable valve firstly contacts with an air baffle plate to block air when the floating ball rises to form a first sealing structure, water flow continuously enters when water, .
Preferably, the floating ball 37 is of a semicircular structure, the outer ring of the upper side of the floating ball 37 is of a planar structure, the rubber pad 38 is arranged on the upper side of the floating ball 37, the middle of the upper part of the floating ball 37 is of a conical platform structure, the floating ball planar structure can facilitate the contact of the floating ball and the adjusting pipe, the rubber pad can increase the air tightness of the contact of the floating ball and the adjusting pipe, and the conical platform can prevent water from being stored on the floating ball.
Preferably, an impeller 39 is arranged in the power generation device 5, an impeller shaft 40 is arranged in the middle of the impeller 39, the impeller shaft 40 is connected with a generator 41, the impeller can be driven by water flow in a pipe network, the impeller drives the generator to generate power, and electric energy is stored in a storage battery.
The invention also aims to provide a use method of the intelligent remote control non-negative-pressure water supply equipment, which comprises the following steps:
the method comprises the following steps: the water supply system comprises a municipal water supply network, a power generation device, a storage battery, a water storage tank, a stirring impeller, a vacuum suppressor and a water supply system, wherein the municipal water supply network supplies water, water flow drives the power generation device to generate power, current enters the storage battery to be stored, the water flow enters the water storage tank and then is sterilized through ultraviolet rays and the like, the external rays and the like can also accelerate the reaction of bleaching powder in water, the stirring impeller at the lower part of the water storage tank stirs water to accelerate the decomposition of the bleaching powder, the ultraviolet lamp can also be helped to accelerate the sterilization;
step two: when a user uses water, the pressure gauge of the pressure tank monitors the pressure in the pressure tank, when the pressure is reduced, the control terminal controls the pressurizing motor to start to pressurize water flow, the water flow flows into the pressure tank, and the water flow enters the home of the user through the pressure of the pressure tank;
step three: the electric energy that power generation facility produced is stored in the battery, and the electric energy supplies ultraviolet lamp, control terminal and impeller to use, and the surplus electric quantity is stored in the battery, and the electric energy can only provide the power supply of short time for the pressure boost motor when having a power failure and prevent the outage.
According to the intelligent remote control non-negative-pressure water supply equipment and the using method thereof, the device can be used for carrying out secondary treatment on water resources in the pipe network and can also be used for collecting and converting the pressure in the pipe network into electric power supply equipment for use.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions are included in the protection scope of the present invention.

Claims (4)

1. The utility model provides an intelligent remote control does not have negative pressure water supply equipment which characterized in that: comprises a water storage tank, wherein a water storage tank pressure gauge is arranged on the upper part of the water storage tank, a vacuum suppressor is arranged at one end of the upper side of the water storage tank and is connected with the water storage tank through a flange plate, a water inlet is arranged on the other side of the upper part of the water storage tank, a power generation device is arranged on the water inlet, a plurality of water outlet holes are arranged on the lower side of the water storage tank, water outlet pipes are connected on the water outlet holes, check valves are arranged on the water outlet pipes and are connected with a booster motor, a booster water outlet pipe is arranged on the booster motor and is connected with an integrated pipe, an integrated pressure gauge is arranged on the integrated pipe and is connected with the pressure tank through a pressure pipe, a pressure tank pressure gauge is arranged on the pressure tank, a central control box is arranged on one side, the storage battery is connected with the booster motor and the control terminal, the inside upside of water storage tank is equipped with ultraviolet lamp, the inside downside of water storage tank is equipped with impeller, battery and ultraviolet lamp and impeller electric connection.
2. The intelligent remote-control water supply equipment without negative pressure as claimed in claim 1, wherein the vacuum suppressor casing is a cylindrical structure, an air port is provided on the outer side of the vacuum suppressor, an air mask is provided on the air port, the air mask is opened downwards, a filter pipe is provided inside the vacuum suppressor casing, an air vent is provided on the filter pipe, an air filter element is provided inside the filter pipe, activated carbon is provided on the upper side of the air filter element, a protective screen is provided between the filter pipe and the vacuum suppressor casing, an air baffle plate is provided on the lower side of the filter pipe, an air circulation hole is provided on the air baffle plate, an adjusting pipe is provided on the lower side of the filter pipe, an adjusting rod is provided inside the adjusting pipe, a roller frame is provided on the periphery of the adjusting rod, a roller is provided on the roller frame, a connecting part of the roller and the adjusting pipe is provided with a spacing, the adjustable ball valve is characterized in that a movable valve is sleeved on the adjusting rod on the upper portion of the limiting ring, the movable valve is of a cylindrical structure, the upper end of the movable valve is of a conical structure, a pressure spring is arranged between the movable valve and the limiting ring, and a floating ball is connected to the lower side of the adjusting rod.
3. The intelligent remote-control non-negative-pressure water supply equipment as claimed in claim 2, wherein the floating ball is of a semicircular structure, the outer ring of the upper side of the floating ball is of a planar structure, a rubber pad is arranged on the upper side of the floating ball, and the middle of the upper part of the floating ball is of a conical platform structure.
4. The intelligent remote-control non-negative-pressure water supply equipment according to claim 3, wherein an impeller is arranged in the power generation device, an impeller shaft is arranged in the middle of the impeller, and the impeller shaft is connected with a generator.
The use method of the non-negative pressure water supply device according to any one of claims 1 to 4, characterized in that:
the method comprises the following steps: the water supply system comprises a municipal water supply network, a power generation device, a storage battery, a water storage tank, a stirring impeller, a vacuum suppressor and a water supply system, wherein the municipal water supply network supplies water, water flow drives the power generation device to generate power, current enters the storage battery to be stored, the water flow enters the water storage tank and then is sterilized through ultraviolet rays and the like, the external rays and the like can also accelerate the reaction of bleaching powder in water, the stirring impeller at the lower part of the water storage tank stirs water to accelerate the decomposition of the bleaching powder, the ultraviolet lamp can also be helped to accelerate the sterilization;
step two: when a user uses water, the pressure gauge of the pressure tank monitors the pressure in the pressure tank, when the pressure is reduced, the control terminal controls the pressurizing motor to start to pressurize water flow, the water flow flows into the pressure tank, and the water flow enters the home of the user through the pressure of the pressure tank;
step three: the electric energy generated by the power generation device is stored in the storage battery, the electric energy is supplied to the ultraviolet lamp, the control terminal and the stirring impeller for use, the residual electric quantity is stored in the storage battery, and the electric energy can provide short-time power supply for the booster motor to prevent water cut-off when power is cut off.
CN201910469286.0A 2019-05-31 2019-05-31 Intelligent remote control non-negative-pressure water supply equipment and use method Pending CN112012278A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910469286.0A CN112012278A (en) 2019-05-31 2019-05-31 Intelligent remote control non-negative-pressure water supply equipment and use method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910469286.0A CN112012278A (en) 2019-05-31 2019-05-31 Intelligent remote control non-negative-pressure water supply equipment and use method

Publications (1)

Publication Number Publication Date
CN112012278A true CN112012278A (en) 2020-12-01

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ID=73502007

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910469286.0A Pending CN112012278A (en) 2019-05-31 2019-05-31 Intelligent remote control non-negative-pressure water supply equipment and use method

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Cited By (1)

* Cited by examiner, † Cited by third party
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

Cited By (1)

* Cited by examiner, † Cited by third party
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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