CN104746560A - Non-negative-pressure variable-frequency water supply device - Google Patents

Non-negative-pressure variable-frequency water supply device Download PDF

Info

Publication number
CN104746560A
CN104746560A CN201310742467.9A CN201310742467A CN104746560A CN 104746560 A CN104746560 A CN 104746560A CN 201310742467 A CN201310742467 A CN 201310742467A CN 104746560 A CN104746560 A CN 104746560A
Authority
CN
China
Prior art keywords
water
flow
pipe
rate adjustment
supply device
Prior art date
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.)
Pending
Application number
CN201310742467.9A
Other languages
Chinese (zh)
Inventor
不公告发明人
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qingdao Wanli Technology Co Ltd
Original Assignee
Qingdao Wanli Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Qingdao Wanli Technology Co Ltd filed Critical Qingdao Wanli Technology Co Ltd
Priority to CN201310742467.9A priority Critical patent/CN104746560A/en
Publication of CN104746560A publication Critical patent/CN104746560A/en
Pending legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03BINSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B1/00Methods or layout of installations for water supply
    • 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, valves, in the pipe systems

Abstract

The invention discloses a non-negative-pressure variable-frequency water supply device which is mainly composed of a backflow prevention device, a sterilizer, a vacuum eliminator, a flow regulating tank, water pumps, a flow meter, a gas pressure tank and a control cabinet. The sterilizer is arranged in the flow regulating tank. The vacuum eliminator is arranged on the flow regulating tank and used for automatically eliminating negative pressure in the flow regulating tank. The vacuum eliminator is automatically opened so that air compensation can be conducted when the water level of the flow regulating tank falls. The vacuum eliminator is automatically closed when the flow regulating tank is filled with water so that a sealed pressure bearing system can be formed by the flow regulating tank. The non-negative-pressure variable-frequency water supply device has the advantages that the non-negative-pressure variable-frequency water supply device can be connected to a tap water pipe network in series so that non-negative-pressure secondary water supply can be achieved, the aim of energy conservation is achieved, the water quality sterilization and improvement functions are achieved, and the quality of supplied water is safe and sanitary.

Description

Non-negative pressure frequency-changing water supply device
Technical field
The present invention relates to secondary water-supply technical field, specifically a kind of non-negative pressure frequency-changing water supply device.
Background technology
Non-negative pressure water-supply installation can directly be concatenated into tap water pipe network pressurization supply water, tap water pipe network pressure can be made full use of energy-conservation, and take up an area less, reduced investment, management maintenance is also very convenient.But the non-negative pressure water supply of prior art only has pressurization function, to the water quality of tap water without sterilization and Improving Measurements, there is water quality safety hidden danger.
Summary of the invention
The object of the present invention is to provide a kind of non-negative pressure frequency-changing water supply device with water quality security function.
The technical solution adopted for the present invention to solve the technical problems is: non-negative pressure frequency-changing water supply device is primarily of backflow preventer, sterilizer, vacuum breaker, Flow-rate adjustment tank, water pump, flow meter, air pressure tank and switch board composition, sterilizer is equiped with in Flow-rate adjustment tank, the water inlet of Flow-rate adjustment tank is connected with tap water water inlet pipe, tap water water inlet pipe is equiped with backflow preventer, strainer is provided with before backflow preventer, vacuum table is provided with at Flow-rate adjustment tank, vacuum breaker is arranged on Flow-rate adjustment tank, for automatically eliminating the negative pressure in Flow-rate adjustment tank, vacuum breaker is automatically opened when the water level decreasing of Flow-rate adjustment tank and is filled into air, vacuum breaker is closed automatically when Flow-rate adjustment tank full water, Flow-rate adjustment tank is made to form seal and pressure bearing system, also water level transmitter is equiped with in Flow-rate adjustment tank, for detecting the water level in Flow-rate adjustment tank, and be provided with hydraulic control connection jaws for water level transmitter wiring in the bottom of Flow-rate adjustment tank, the water outlet of Flow-rate adjustment tank is connected with suction water pipe, suction water pipe water pump is to feed pipe, feed pipe connects user's pipe network to using water spot, and flow meter was equiped with before feed pipe access user pipe network, for detection discharge, air pressure tank is equiped with at feed pipe, pressure detecting table and pressure controller, sterilizer, water level transmitter, water pump, flow meter, the pressure detecting table of feed pipe is connected with switch board by cable respectively with pressure controller, described water pump is 2 ~ 4 and is arranged in parallel.
In order to energy-conservation; between suction water pipe and feed pipe, walk around water pump and be provided with bypass pipe, and be provided with one way valve at bypass pipe, during the pressure requirements of and satisfied water spot enough at the pressure of tap water water inlet pipe; water pump autostop enters resting state, is now supplied water to water spot by bypass pipe.
Operating principle of the present invention is, current enter Flow-rate adjustment tank through tap water water inlet pipe, vacuum breaker opens discharge air, when Flow-rate adjustment tank full water, vacuum breaker is closed, sterilizer is at the charged rear automatic operation of switch board, when detecting the water level in Flow-rate adjustment tank lower than setting A liquid level, system judges anhydrous, water pump stoppage protection, when the water level in Flow-rate adjustment tank rises to the B liquid level higher than setting, system is determined with water, water pump automatically starts and recovers normal water supply state, and the liquid level in Flow-rate adjustment tank arranges satisfied: B liquid level is greater than A liquid level.
The invention has the beneficial effects as follows, the present invention directly can be concatenated into tap water pipe network and carry out supplying water without negative pressure secondary, reaches energy-conservation object, but also has water disinfection and improve function, its water supply quality safety, health.
Accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present invention.
In figure, 1, tap water water inlet pipe, 2, strainer, 3, backflow preventer, 4, vacuum table, 5, sterilizer, 6, vacuum breaker, 7, cable, 8, Flow-rate adjustment tank, 9, water level transmitter, 10, hydraulic control connection jaws, 11, suction water pipe, 12, water pump, 13, bypass pipe, 14, one way valve, 15, feed pipe, 16, flow meter, 17, air pressure tank, 18, pressure detecting table, 19, pressure controller, 20, switch board, 21, use water spot.
Detailed description of the invention
With regard to accompanying drawing 1, non-negative pressure frequency-changing water supply device of the present invention is described in detail below below.
As shown in Figure 1, non-negative pressure frequency-changing water supply device of the present invention is primarily of backflow preventer 3, sterilizer 5, vacuum breaker 6, Flow-rate adjustment tank 8, water pump 12, flow meter 16, air pressure tank 17 and switch board 20 form, sterilizer 5 is equiped with in Flow-rate adjustment tank 8, the water inlet of Flow-rate adjustment tank 8 is connected with tap water water inlet pipe 1, tap water water inlet pipe 1 is equiped with backflow preventer 3, strainer 2 is provided with before backflow preventer 3, vacuum table 4 is provided with at Flow-rate adjustment tank 8, vacuum breaker 6 is arranged on Flow-rate adjustment tank 8, for automatically eliminating the negative pressure in Flow-rate adjustment tank 8, vacuum breaker 6 is automatically opened when the water level decreasing of Flow-rate adjustment tank 8 and is filled into air, vacuum breaker 6 is closed automatically when Flow-rate adjustment tank 8 full water, Flow-rate adjustment tank 8 is made to form seal and pressure bearing system, water level transmitter 9 is also equiped with in Flow-rate adjustment tank 8, for detecting the water level in Flow-rate adjustment tank 8, and be provided with hydraulic control connection jaws 10 in the bottom of Flow-rate adjustment tank 8 for water level transmitter 9 wiring, the water outlet of Flow-rate adjustment tank 8 is connected with suction water pipe 11, suction water pipe 11 water pump 12 is to feed pipe 15, feed pipe 15 connects user's pipe network to using water spot 21, and flow meter 16 was equiped with before feed pipe 15 access user pipe network, for detection discharge, air pressure tank 17 is equiped with at feed pipe 15, pressure detecting table 18 and pressure controller 19, sterilizer 5, water level transmitter 9, water pump 12, flow meter 16, the pressure detecting table 18 of feed pipe 15 is connected with switch board 20 by cable 7 respectively with pressure controller 19, described water pump 12 is 2 ~ 4 and is arranged in parallel.
In order to energy-conservation; between suction water pipe 11 and feed pipe 15, walk around water pump 12 and be provided with bypass pipe 13; and be provided with one way valve 14 at bypass pipe 13; enough with when meeting the pressure requirements using water spot 21 at the pressure of tap water water inlet pipe 1; water pump 12 autostop enters resting state, is now supplied water to water spot 21 by bypass pipe 13.
Operating principle of the present invention is, current enter Flow-rate adjustment tank 8 through tap water water inlet pipe 1, vacuum breaker 6 opens discharge air, when Flow-rate adjustment tank 8 full water, vacuum breaker 6 is closed, sterilizer 5 is at the charged rear automatic operation of switch board 20, when detecting the water level in Flow-rate adjustment tank 8 lower than setting A liquid level, system judges anhydrous, water pump 12 stoppage protection, when the water level in Flow-rate adjustment tank 8 rises to the B liquid level higher than setting, system is determined with water, water pump 12 automatically starts and recovers normal water supply state, and the liquid level in Flow-rate adjustment tank 8 arranges satisfied: B liquid level is greater than A liquid level.

Claims (6)

1. a non-negative pressure frequency-changing water supply device is primarily of backflow preventer, sterilizer, vacuum breaker, Flow-rate adjustment tank, water pump, flow meter, air pressure tank and switch board composition, it is characterized in that, sterilizer is equiped with in Flow-rate adjustment tank, the water inlet of Flow-rate adjustment tank is connected with tap water water inlet pipe, vacuum breaker is arranged on Flow-rate adjustment tank, also water level transmitter is equiped with in Flow-rate adjustment tank, the water outlet of Flow-rate adjustment tank is connected with suction water pipe, suction water pipe water pump is to feed pipe, feed pipe connects user's pipe network to using water spot, and flow meter was equiped with before feed pipe access user pipe network, air pressure tank is equiped with at feed pipe, pressure detecting table and pressure controller.
2. non-negative pressure frequency-changing water supply device according to claim 1, is characterized in that, the pressure detecting table of sterilizer, water level transmitter, water pump, flow meter, feed pipe is connected with switch board by cable respectively with pressure controller.
3. non-negative pressure frequency-changing water supply device according to claim 1, is characterized in that, between suction water pipe and feed pipe, walks around water pump and is provided with bypass pipe, and be provided with one way valve at bypass pipe.
4. the non-negative pressure frequency-changing water supply device according to claim 1 or 2 or 3, is characterized in that, described water pump is 2 ~ 4 and is arranged in parallel.
5. non-negative pressure frequency-changing water supply device according to claim 1, is characterized in that, tap water water inlet pipe is equiped with backflow preventer, is provided with strainer before backflow preventer.
6. non-negative pressure frequency-changing water supply device according to claim 1, is characterized in that, is provided with vacuum table at Flow-rate adjustment tank.
CN201310742467.9A 2013-12-30 2013-12-30 Non-negative-pressure variable-frequency water supply device Pending CN104746560A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310742467.9A CN104746560A (en) 2013-12-30 2013-12-30 Non-negative-pressure variable-frequency water supply device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310742467.9A CN104746560A (en) 2013-12-30 2013-12-30 Non-negative-pressure variable-frequency water supply device

Publications (1)

Publication Number Publication Date
CN104746560A true CN104746560A (en) 2015-07-01

Family

ID=53586759

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310742467.9A Pending CN104746560A (en) 2013-12-30 2013-12-30 Non-negative-pressure variable-frequency water supply device

Country Status (1)

Country Link
CN (1) CN104746560A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105350600A (en) * 2015-10-30 2016-02-24 杭州美安物联科技有限公司 Secondary water supply control system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105350600A (en) * 2015-10-30 2016-02-24 杭州美安物联科技有限公司 Secondary water supply control system

Similar Documents

Publication Publication Date Title
CN104846952A (en) Dual-mode intelligent secondary water supply equipment
CN104727388A (en) Network pressure superposition based secondary water supply system with self-contained water reservoir
CN203741932U (en) Secondary water supply system for pipe network overlying self-supply water tank
CN103015489A (en) Differential pressure variable reservoir non-suction head double-purpose water supply system
CN104846938A (en) Tank-type pipe network pressure-superposed water supply equipment with compensation pump and small-flow pump
CN207228213U (en) Integrated-type mute non-negative-pressure laminates intelligent water supply equipment
CN205776475U (en) The energy-saving negative pressure-free pipe network Pressure-superposed water supply equipment of auxiliary low-capacity pump
CN104846960A (en) Water storage type pipe network pressure-superposed water supply equipment
CN104846883A (en) Pot-type pressure-superposed water supply device with small-flow auxiliary pump for energy saving
CN104746560A (en) Non-negative-pressure variable-frequency water supply device
CN104846900A (en) Full-automatic pot-type pipe network differential pressure compensation energy conservation water supply plant
CN104846937A (en) Pipe network pressure-superposed water supply equipment with auxiliary energy-saving small-flow pump
CN203741933U (en) Secondary water supply system for pipe network overlying self-supply well
CN104846946A (en) Energy-saving no-negative-pressure direct-connected water supply equipment
CN104846902A (en) Fully-automatic pot-type pipe network pressure-superposed non-negative-pressure water supply device
CN104846965A (en) Pot-type pressure-superposed secondary water supply device
CN206233297U (en) Integrated homemade well water source module negative pressure-free pipe network Pressure-superposed water supply equipment
CN104846931A (en) Intelligent pipe network pressure-superposed non-negative pressure variable frequency water supply device
CN205100295U (en) Urban water supply system
CN104846950A (en) Parallel regulating water tank pipe network pressure-superposed water supply device
CN204311507U (en) Pipe network differential pressure benefit amount is without negative pressure laminating water supply equipment
CN104846899A (en) Tap water and self-drilled well dual-water-source pipe network pressure-superposed water supply system
CN104846958A (en) Non-negative-pressure pressure-superposed constant pressure water supplementing device for heat exchanger unit
CN104746550A (en) Pipe network pressure-superposed viable-frequency water supply device
CN104846953A (en) Pipe network pressure-superposed steady-flow water supply equipment with adjusting water tank and auxiliary compensation pump

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
WD01 Invention patent application deemed withdrawn after publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20150701