CN104746584A - Intelligent box type non-negative pressure water supply device - Google Patents

Intelligent box type non-negative pressure water supply device Download PDF

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Publication number
CN104746584A
CN104746584A CN201310736240.3A CN201310736240A CN104746584A CN 104746584 A CN104746584 A CN 104746584A CN 201310736240 A CN201310736240 A CN 201310736240A CN 104746584 A CN104746584 A CN 104746584A
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CN
China
Prior art keywords
water
pipe
water pump
box type
stainless steel
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Pending
Application number
CN201310736240.3A
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Chinese (zh)
Inventor
不公告发明人
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Qingdao Wanli Technology Co Ltd
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Qingdao Wanli Technology Co Ltd
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Application filed by Qingdao Wanli Technology Co Ltd filed Critical Qingdao Wanli Technology Co Ltd
Priority to CN201310736240.3A priority Critical patent/CN104746584A/en
Publication of CN104746584A publication Critical patent/CN104746584A/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
    • 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

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  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Structural Engineering (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Control Of Non-Positive-Displacement Pumps (AREA)

Abstract

The invention discloses an intelligent box type non-negative pressure water supply device. The intelligent box type non-negative pressure water supply device is mainly composed of a filter, a backflow prevention unit, a water level control valve, a stainless steel water tank, a water pump, a motor, a flow meter and a control cabinet. The control cabinet comprises an inverter, a computer and a control relay. The inverter is connected to a power supply loop of the motor in series. The motor is used for driving the water pump. The analog quantity output end of the computer is connected to the control end of the inverter. The computer is a single chip microcomputer. The intelligent box type non-negative pressure water supply device has the advantages of being provided with the water tank in a parallel connection mode for storing water for increasing the adjustment capacity and improving the reliability of water supply, being under full-automatic unattended control, having a relatively good energy saving effect, being low in cost for facilitating popularization and use and being especially suitable for a secondary water supply occasion in frequent tap water flow-in pressure shortage or water flow-in flow interruption and shortage.

Description

Intelligent box type no-negative-pressure water supply equipment
Technical field
The present invention relates to secondary water-supply technical field, specifically a kind of Intelligent box type no-negative-pressure water supply equipment.
Background technology
No-negative-pressure water supply equipment is energy-conservation due to tap water pipe network can be utilized to press, and takes up an area little, and management maintenance is convenient, has thus been widely used in the secondary water-supply field of house, office, market, school etc. at present.But no-negative-pressure water supply equipment is owing to arranging the expensive of steady flow compensator and vacuum suppresser, and its adjust flux is little, this is not suitable for adopting for frequent not enough or that flow interruption the is not enough secondary water-supply occasion of tap water pressure, thus limits the range of application of no-negative-pressure water supply equipment.
Summary of the invention
The object of the present invention is to provide a kind of adjust flux large, moderate and the Intelligent box type no-negative-pressure water supply equipment of Automatic Control can be realized.
The technical solution adopted for the present invention to solve the technical problems is: Intelligent box type no-negative-pressure water supply equipment is primarily of strainer, backflow preventer, altitude valve, stainless steel water tank, water pump, motor, flow meter and switch board composition, before stainless steel water tank is arranged on water feeding of water pump, radiator drain after flap valve water pump to outlet pipe, tank inlet pipe is connected with tap water water inlet pipe, and at stainless steel water tank import department installing altitude valve for controlling its water inlet, also water level transmitter is provided with in stainless steel water tank, tap water water inlet pipe is equiped with backflow preventer, strainer is provided with before backflow preventer, after the backflow preventer of tap water water inlet pipe, walk around stainless steel water tank to be provided with direct-furnish pipe and to be connected with water pump, and distance-transmission pressure gauge is provided with on direct-furnish pipe, between direct-furnish pipe and the outlet pipe of water pump, walk around water pump and be provided with bypass pipe, and bypass pipe is provided with flap valve, water pump connects motor, and distance-transmission pressure gauge is provided with on the outlet pipe of water pump, outlet pipe connects user's pipe network to supplying with water spot through flow meter, water level transmitter, the distance-transmission pressure gauge of direct-furnish pipe, motor, the distance-transmission pressure gauge of outlet pipe is connected with switch board respectively with flow meter, described switch board comprises frequency converter, microcomputer and control relay, frequency converter is serially connected in the current supply circuit of motor, and motor is for driving water pump, water level transmitter, the delivery outlet of the distance-transmission pressure gauge of direct-furnish pipe and the distance-transmission pressure gauge of outlet pipe and flow meter connects the analog input end of microcomputer respectively, the control end of the analog output termination frequency converter of microcomputer, described microcomputer adopts single-chip microcomputer.
Operating principle of the present invention is, tap water enters stainless steel water tank by tap water water inlet pipe through altitude valve, until during stainless steel water tank full water, altitude valve is closed, now, tap water is that water pump provides setting-out source through direct-furnish pipe, and the pressure due to direct-furnish pipe is greater than the pressure of radiator drain, the flap valve of radiator drain is in closed condition, and water pump is only fetched water from direct-furnish pipe; When there is the underfed of tap water water inlet pipe, the water yield of water pump is when being greater than the inflow of direct-furnish pipe, the effect of direct-furnish pipe to the flap valve of radiator drain declines rapidly, simultaneously the current gravity pressure of this flap valve in stainless steel water tank and direct-furnish pipe have the double action of pressure tap water jet under be forced to open, water pump is fetched water from direct-furnish pipe and stainless steel water tank, because the water storage of stainless steel water tank exists, the pressure of tap water water inlet pipe can be made to be greater than zero all the time, to realize non-negative pressure method of water supply; Termination of pumping signal is sent to microcomputer time below the lower limit water level that the water level decreasing that water level transmitter detects stainless steel water tank extremely sets; the signal of control relay is sent again by microcomputer; make the power supply of cut-out motor; water pump is stoppage protection immediately; send the signal starting water pump time more than the upper limit water level of the water level rezime to setting that detect stainless steel water tank, water pump reenters normal condition.Water pump is constant pressure water supply in normal state, the distance-transmission pressure gauge of outlet pipe changes the pressure signal detected into electric signal transmission to microcomputer, microcomputer will be transformed to digital value compared with the constant voltage value preset again, and the result compared is transferred to electric signal transmission to frequency converter out-put supply frequency, make the rotating speed of change motor, thus change the output of water pump, and ensure that water pump is stabilized in the constant voltage value of setting in the force value of outlet pipe, realize constant pressure water supply, reach energy-saving effect.
The invention has the beneficial effects as follows, the present invention is arranged in parallel water tank with amount of the reserve water on the basis of no-negative-pressure water supply equipment, thus increase pondage, improve reliability of water supply, and automatically can control by unmanned, there is good energy-saving effect simultaneously, its cost is also low, low price, is conducive to promotion and application, and often deficiency or flow of inlet water are interrupted not enough secondary water-supply occasion to be particularly suited for tap water intake pressure.
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, tank inlet pipe, 5, altitude valve, 6, stainless steel water tank, 7, water level transmitter, 8, direct-furnish pipe, 9, distance-transmission pressure gauge, 10, flap valve, 11, radiator drain, 12, bypass pipe, 13, water pump, 14, flap valve, 15, motor, 16, outlet pipe, 17, distance-transmission pressure gauge, 18, flow meter, 19, switch board, 20, with water spot, 1901, frequency converter, 1902, microcomputer, 1903, control relay.
Detailed description of the invention
With regard to accompanying drawing 1, Intelligent box type no-negative-pressure water supply equipment of the present invention is described in detail below below.
As shown in Figure 1, Intelligent box type no-negative-pressure water supply equipment of the present invention is primarily of strainer 2, backflow preventer 3, altitude valve 5, stainless steel water tank 6, water pump 13, motor 15, flow meter 18 and switch board 19 form, before stainless steel water tank 6 is arranged on the water inlet of water pump 13, radiator drain 11 water pump 13 after flap valve 10 arrives outlet pipe 16, tank inlet pipe 4 is connected with tap water water inlet pipe 1, and at stainless steel water tank 6 import department installing altitude valve 5 for controlling its water inlet, water level transmitter 7 is also provided with in stainless steel water tank 6, tap water water inlet pipe 1 is equiped with backflow preventer 3, strainer 2 is provided with before backflow preventer 3, after the backflow preventer 3 of tap water water inlet pipe 1, walk around stainless steel water tank 6 to be provided with direct-furnish pipe 8 and to be connected with water pump 13, and distance-transmission pressure gauge 9 is provided with on direct-furnish pipe 8, between direct-furnish pipe 8 and the outlet pipe 16 of water pump 13, walk around water pump 13 and be provided with bypass pipe 12, and bypass pipe 12 is provided with flap valve 14, water pump 13 connects motor 15, and distance-transmission pressure gauge 17 is provided with on the outlet pipe 16 of water pump 13, outlet pipe 16 connects user's pipe network to supplying with water spot 20 through flow meter 18, water level transmitter 7, the distance-transmission pressure gauge 9 of direct-furnish pipe 8, motor 15, the distance-transmission pressure gauge 17 of outlet pipe 16 is connected with switch board 19 respectively with flow meter 18, described switch board 19 comprises frequency converter 1901, microcomputer 1902 and control relay 1903, frequency converter 1901 is serially connected in the current supply circuit of motor 15, and motor 15 is for driving water pump 13, water level transmitter 7, the distance-transmission pressure gauge 9 of direct-furnish pipe 8 and the distance-transmission pressure gauge 17 of outlet pipe 16 connect the analog input end of microcomputer 1902 respectively with the delivery outlet of flow meter 18, the control end of the analog output termination frequency converter 1901 of microcomputer 1902, described microcomputer 1902 adopts single-chip microcomputer.
Operating principle of the present invention is, tap water enters stainless steel water tank 6 by tap water water inlet pipe 1 through altitude valve 5, until during stainless steel water tank 6 full water, altitude valve 5 is closed, now, tap water provides setting-out source through direct-furnish pipe 8 for water pump 13, and the pressure due to direct-furnish pipe 8 is greater than the pressure of radiator drain 11, the flap valve 10 of radiator drain 11 is in closed condition, and water pump 13 is only fetched water from direct-furnish pipe 8; When there is the underfed of tap water water inlet pipe 1, the water yield of water pump 13 is when being greater than the inflow of direct-furnish pipe 8, the effect of the flap valve 10 of direct-furnish pipe 8 pairs of radiator drains 11 declines rapidly, simultaneously the current gravity pressure of this flap valve 10 in stainless steel water tank 6 and direct-furnish pipe 8 have the double action of pressure tap water jet under be forced to open, water pump 13 is fetched water from direct-furnish pipe 8 and stainless steel water tank 6, because the water storage of stainless steel water tank 6 exists, the pressure of tap water water inlet pipe 1 can be made to be greater than zero all the time, to realize non-negative pressure method of water supply; Termination of pumping signal is sent to microcomputer 1902 time below the lower limit water level that the water level decreasing that water level transmitter 7 detects stainless steel water tank 6 extremely sets; the signal of control relay 1903 is sent again by microcomputer 1902; make the power supply of cut-out motor 15; water pump 13 stoppage protection immediately; send the signal starting water pump 13 time more than the upper limit water level of the water level rezime to setting that detect stainless steel water tank 6, water pump 13 reenters normal condition.Water pump 13 is constant pressure water supply in normal state, the distance-transmission pressure gauge 17 of outlet pipe 16 changes the pressure signal detected into electric signal transmission to microcomputer 1902, microcomputer 1902 will be transformed to digital value compared with the constant voltage value preset again, and the result compared is transferred to electric signal transmission to frequency converter 1901 out-put supply frequency, make the rotating speed of change motor 15, thus change the output of water pump 13, and ensure that water pump 13 is stabilized in the constant voltage value of setting in the force value of outlet pipe 16, realize constant pressure water supply, reach energy-saving effect.

Claims (4)

1. an Intelligent box type no-negative-pressure water supply equipment is primarily of strainer, backflow preventer, altitude valve, stainless steel water tank, water pump, motor, flow meter and switch board composition, before stainless steel water tank is arranged on water feeding of water pump, radiator drain after flap valve water pump to outlet pipe, tank inlet pipe is connected with tap water water inlet pipe, it is characterized in that, at stainless steel water tank import department installing altitude valve, also water level transmitter is provided with in stainless steel water tank, tap water water inlet pipe is equiped with backflow preventer, strainer is provided with before backflow preventer, after the backflow preventer of tap water water inlet pipe, walk around stainless steel water tank to be provided with direct-furnish pipe and to be connected with water pump, and distance-transmission pressure gauge is provided with on direct-furnish pipe, water pump connects motor, and distance-transmission pressure gauge is provided with on the outlet pipe of water pump, outlet pipe connects user's pipe network to supplying with water spot through flow meter.
2. Intelligent box type no-negative-pressure water supply equipment according to claim 1, it is characterized in that, the distance-transmission pressure gauge of the distance-transmission pressure gauge of water level transmitter, direct-furnish pipe, motor, outlet pipe is connected with switch board respectively with flow meter, described switch board comprises frequency converter, microcomputer and control relay, frequency converter is serially connected in the current supply circuit of motor, the delivery outlet of water level transmitter, the distance-transmission pressure gauge of direct-furnish pipe and the distance-transmission pressure gauge of outlet pipe and flow meter connects the analog input end of microcomputer, the control end of the analog output termination frequency converter of microcomputer respectively.
3. Intelligent box type no-negative-pressure water supply equipment according to claim 2, is characterized in that, described microcomputer adopts single-chip microcomputer.
4. Intelligent box type no-negative-pressure water supply equipment according to claim 1, is characterized in that, between direct-furnish pipe and the outlet pipe of water pump, walk around water pump and be provided with bypass pipe, and bypass pipe is provided with flap valve.
CN201310736240.3A 2013-12-29 2013-12-29 Intelligent box type non-negative pressure water supply device Pending CN104746584A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310736240.3A CN104746584A (en) 2013-12-29 2013-12-29 Intelligent box type non-negative pressure water supply device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310736240.3A CN104746584A (en) 2013-12-29 2013-12-29 Intelligent box type non-negative pressure water supply device

Publications (1)

Publication Number Publication Date
CN104746584A true CN104746584A (en) 2015-07-01

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Application Number Title Priority Date Filing Date
CN201310736240.3A Pending CN104746584A (en) 2013-12-29 2013-12-29 Intelligent box type non-negative pressure water supply device

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109972864A (en) * 2019-03-06 2019-07-05 咸阳职业技术学院 A kind of scenic spot intelligent navigation station can be realized water supply function
CN110863533A (en) * 2019-11-15 2020-03-06 熊猫智慧水务有限公司 Operation control method of peak shaving equipment
CN112031075A (en) * 2020-09-01 2020-12-04 蒋介中 Energy-saving pipe network pressure-superposed water supply control system

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109972864A (en) * 2019-03-06 2019-07-05 咸阳职业技术学院 A kind of scenic spot intelligent navigation station can be realized water supply function
CN109972864B (en) * 2019-03-06 2020-06-19 咸阳职业技术学院 Scenic spot intelligent navigation station capable of realizing water supply function
CN110863533A (en) * 2019-11-15 2020-03-06 熊猫智慧水务有限公司 Operation control method of peak shaving equipment
CN112031075A (en) * 2020-09-01 2020-12-04 蒋介中 Energy-saving pipe network pressure-superposed water supply control system

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Application publication date: 20150701

WD01 Invention patent application deemed withdrawn after publication