CN1088489C - Full-automatic air supplement control method for supplementing air to air pressure tank by using jet pump and air supplement tank - Google Patents
Full-automatic air supplement control method for supplementing air to air pressure tank by using jet pump and air supplement tank Download PDFInfo
- Publication number
- CN1088489C CN1088489C CN97119191A CN97119191A CN1088489C CN 1088489 C CN1088489 C CN 1088489C CN 97119191 A CN97119191 A CN 97119191A CN 97119191 A CN97119191 A CN 97119191A CN 1088489 C CN1088489 C CN 1088489C
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- Prior art keywords
- air
- tonifying
- tank
- water
- air pressure
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- 238000000034 method Methods 0.000 title claims abstract description 19
- 230000001502 supplementing effect Effects 0.000 title abstract description 4
- 239000013589 supplement Substances 0.000 title abstract 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 66
- 239000008400 supply water Substances 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 238000002347 injection Methods 0.000 abstract 1
- 239000007924 injection Substances 0.000 abstract 1
- 239000000523 sample Substances 0.000 description 5
- 238000005086 pumping Methods 0.000 description 4
- 230000007812 deficiency Effects 0.000 description 3
- 235000014676 Phragmites communis Nutrition 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
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Classifications
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
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- Jet Pumps And Other Pumps (AREA)
Abstract
The invention discloses a full-automatic air supplement control method for supplementing air to an air pressure tank by using an injection pump and an air supplement tank, which is characterized in that the full-automatic air supplement control method is used when the water level height H of the air pressure tank is2Higher than the set water level height value H1And pressure P of the air pressure tank2Less than the set pressure P of the air pressure tank1When in use, the programmable controller (plo) receives the water level and the pressure on-off signals and sends out instructions to repeatedly open and close the electromagnetic valve (7) so as to realize full-automatic air supply to the air pressure tank. The invention can avoid insufficient or excessive air supply to achieve the purpose of full-automatic proper air supply. The invention can be applied to full-automatic air supply of water supply equipment, heat supply and boiler system air pressure tanks.
Description
The present invention relates to a kind of control method of air pressure tank tonifying Qi, especially a kind of usefulness water jet pump and air supply tank are to the full-automatic tonifying Qi control method of air pressure tank tonifying Qi.
All be provided with air pressure tank in vapour-pressure type water system or boiler replenishing water system, be filled with water and compressed air in jar, its function is and the opening, stop of supply-water pump collaborative work and automatically controlled water pump; When air pressure tank pressure is lower than turn on pump pressure, open water pump; Pressure is higher than termination of pumping pressure, termination of pumping.During termination of pumping, supply water to the pipe network extruding by air pressure tank.In long-term use, gas in the air pressure tank can miss and reduce inevitably, for guaranteeing the normal operation of water system, need at any time to the air pressure tank tonifying Qi, the high-order air supply tank tonifying Qi of extensive use on the present domestic vapour-pressure type supply equipment, promptly when auxilliary pump termination of pumping, water in the air supply tank is under the effect of gravity, through assisting pump reflow tank voluntarily, inlet valve is opened under differential pressure action, and air enters air supply tank and be air-breathing, when auxilliary pump startup, partial pressure water in the pump enters air supply tank, squeezes and send gas wherein to enter air pressure tank and tonifying Qi.In this air admission system, the random case of opening, stop depending on the pipe network water of auxilliary pump, the tonifying Qi number of times also is at random, certainly exists the shortcoming of tonifying Qi deficiency or excessive tonifying Qi; Air-breathing by the flow by gravity draining in addition, air-breathing dynamics poor reliability is subjected to the restriction of air supply tank height, and is poor for applicability.Occur a kind of novel method with the air-breathing automatic tonifying Qi of Jet drainage recently, this supplementing method for air has overcome the shortcoming of high-order air supply tank by the air-breathing dynamics difference of free-draining.But its tonifying Qi control method is still and is limited to out a pump and mends once gas, certainly exists the shortcoming of excessive tonifying Qi or tonifying Qi deficiency.
The purpose of this invention is to provide a kind of full-automatic tonifying Qi control method that can avoid tonifying Qi deficiency or excessive tonifying Qi.
The object of the present invention is achieved like this:
Air admission system is made up of air pressure tank, air supply tank, water jet pump, one way valve and electromagnetic valve etc., and its full-automatic tonifying Qi control system is made up of water level signal device, pressure signal device and programmable controller (plc), as air pressure tank height of water level H
2Be higher than height of water level setting value H
1The air pressure tank pressure P
2Less than air pressure tank pressure set points P
1The time, the water level of air pressure tank and pressure transmit the tonifying Qi command signal by the contact of water level signal device and pressure signal device, programmable controller (plc) is accepted above-mentioned water level and pressure open and close amount signal and is sent instruction, open and close magnetic valve is carried out tonifying Qi repeatedly, when above-mentioned any tonifying Qi condition does not satisfy, cancel the tonifying Qi instruction by programmable controller (plc), the electromagnetic valve outage is closed, and tonifying Qi stops.When the water level in the air pressure tank and the pressure closing of contact and the contact of pressure signal device by the water level signal device disconnects when transmitting the tonifying Qi command signal, input input instruction signal by programmable controller (plc), after its inter-process, output tonifying Qi instruction, driving electromagnetic valve repeatedly opens and closes, the press water that is provided by supply-water pump enters air supply tank through water jet pump, and the gas in the air supply tank is squeezed to air pressure tank and tonifying Qi repeatedly through one way valve.
Owing to adopt above-mentioned full-automatic tonifying Qi control method can guarantee there is proper amount of gas in the air pressure tank, need not personal management; The tolerance of the position air pressure tank capable of automatic changing of mobile water level signal device, this full-automatic tonifying Qi control method can be applicable to the control of the similar supplementing method for air of other equipment air pressure tanks, highly versatile.
The present invention is described in further detail below in conjunction with drawings and Examples.
Fig. 1 is a tonifying Qi flow chart of the present invention;
Fig. 2 is programmable control principle figure of the present invention.
Referring to accompanying drawing, air admission system is made up of air pressure tank 2, air supply tank 5, water jet pump 6, one way valve 3,11 and electromagnetic valve 7 etc., and the tonifying Qi control system is made up of water level signal device 12, pressure signal device 1 and programmable controller (plc).Programmable controller (plc) input links to each other with the contact of water level signal device 12 with pressure signal device 1 respectively, and its output is connected with electromagnetic valve 7.Pressure signal device 1 and water level signal device 12 are fixedly mounted on air pressure tank 2 tops and side respectively, and water level signal device 12 is UFC type magnetic upset content gauges, and it is furnished with a sense reed pipe formula liquid-level probe, and probe can move up and down and locate along content gauge.Pressure signal device 1 is electro connecting pressure gauge YXC-150, the water level of air pressure tank 2 and pressure signal are delivered to programmable controller (plc) input by the liquid-level probe and the pressure signal device 1 of water level signal device 12 respectively, electromagnetic valve 7 is arranged on the spout of water jet pump 6, feed pipe links to each other with the inlet of water jet pump, inlet valve 4 and water jet pump 6 lay respectively at the above and below of air supply tank 5, and communicate with it through water pipe, be in series with one way valve 3 between air pressure tank 2 and the air supply tank 5.As air pressure tank 2 height of water level H
2Be higher than height of water level setting value H
1Air pressure tank 2 pressure P
2Less than air pressure tank 2 pressure set points P
1The closing of contact of water level signal device 12, be that air pressure tank 2 middle water levels arrive probe positions, the sense reed pipe closing of contact in the probe shows that the tolerance in the air pressure tank 2 is not enough, should tonifying Qi, simultaneously, the contact of pressure signal device 1 disconnects, and shows that the tonifying Qi condition possesses, water pump can turn on pump work, carries out tonifying Qi.Tonifying Qi contact switch signal after its inter-process, sends tonifying Qi instruction, control electromagnetic valve 7 repeatedly opening and closing by output by the input of programmable controller (plc) input.When opens solenoid valve 7, press water is from the spout of water jet pump 6 water spray, makes air supply tank 5 drainings and air-breathing, when closing electromagnetic valve 7, the press water that is provided by supply-water pump enters air supply tank 5 through water jet pump 6, and the gas in the air supply tank 5 is clamp-oned air pressure tank 2 and tonifying Qi through one way valve 3.In the present embodiment, supply-water pump is made up of pump 8, pump 9,10 3 of pumps, and any pump working all can carry out tonifying Qi, one way valve 11 is equipped with in air pressure tank 2 bottoms, in the tonifying Qi process, the press water single channel is squeezed the gas in the air supply tank 5 and is sent into air pressure tank 2, guarantees that tonifying Qi is reliable.When above-mentioned arbitrary tonifying Qi condition did not satisfy, programmable controller (plc) was cancelled the tonifying Qi instruction, and electromagnetic valve 7 outages are closed, and stop tonifying Qi.
Above-mentioned tonifying Qi control method has the tonifying Qi great efforts, good reliability, and air supply tank can be located at any height, and applicability is good; Applicable to any water systems such as single pump, many pumps, self filling type and updraft types, can be used for vapour-pressure type, also can be used for the full-automatic tonifying Qi of frequency conversion type water machine air pressure tank, have versatility widely.Adopt programmable controller (plc), fluid level announciator and pressure signal device, realize that full-automatic an amount of tonifying Qi visits system, the shortcoming of the not enough or excessive tonifying Qi of tonifying Qi can not occur, practical reliable.
Claims (2)
1. one kind with water jet pump and the air supply tank full-automatic tonifying Qi control method to the air pressure tank tonifying Qi, air admission system is made up of air pressure tank (2), air supply tank (5), water jet pump (6), one way valve (3), (11) and electromagnetic valve (7), it is characterized in that: its full-automatic tonifying Qi control system is made up of water level signal device (12), pressure signal device (1) and electromagnetic valve (7) and programmable controller (plc), as air pressure tank (2) height of water level H
2Be higher than height of water level value H
1And air pressure tank (2) pressure P
2Small pressure vessel (2) pressure value P
1The water level of air pressure tank and pressure transmit the tonifying Qi command signal by the contact of water level signal device and pressure signal device, programmable controller (plc) is accepted above-mentioned water level and pressure is opened, pass amount signal also sends instruction, open repeatedly, close electromagnetic valve (7) and carry out tonifying Qi, when above-mentioned any tonifying Qi condition does not satisfy, cancel the tonifying Qi instruction by programmable controller (plc), electromagnetic valve (7) outage is closed, tonifying Qi stops, when the water level in the air pressure tank (2) and the pressure closing of contact and the contact of pressure signal device 1 by water level signal device 12 disconnects when transmitting the tonifying Qi command signal, input by programmable controller (plc) is imported this command signal, after its internal signal conversion, output tonifying Qi instruction, drive electromagnetic valve (7) opening and closing repeatedly, the press water that is provided by supply-water pump is squeezed to air pressure tank (2) and tonifying Qi repeatedly through the gas that water jet pump (6) enters in the air supply tank (5) through one way valve (3).
2. water jet pump and the air supply tank used according to claim 1 is to the full-automatic tonifying Qi control method of air pressure tank tonifying Qi, and it is characterized in that: described supply-water pump can be one or more, and any water pump unlatching work all can provide press water to carry out tonifying Qi.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN97119191A CN1088489C (en) | 1997-10-28 | 1997-10-28 | Full-automatic air supplement control method for supplementing air to air pressure tank by using jet pump and air supplement tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN97119191A CN1088489C (en) | 1997-10-28 | 1997-10-28 | Full-automatic air supplement control method for supplementing air to air pressure tank by using jet pump and air supplement tank |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1215816A CN1215816A (en) | 1999-05-05 |
| CN1088489C true CN1088489C (en) | 2002-07-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN97119191A Expired - Fee Related CN1088489C (en) | 1997-10-28 | 1997-10-28 | Full-automatic air supplement control method for supplementing air to air pressure tank by using jet pump and air supplement tank |
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| CN (1) | CN1088489C (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100336986C (en) * | 2005-07-28 | 2007-09-12 | 济南普利龙供水设备有限公司 | Technique of automatic water supply through forced suppression without suction lift |
| CN102134006B (en) * | 2011-05-03 | 2013-08-07 | 福建龙净环保股份有限公司 | Conveying control method for pneumatic conveying system |
| CN105676902B (en) * | 2016-03-15 | 2019-11-26 | 广州达意隆包装机械股份有限公司 | The adjusting method and device of water butt internal pressure |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2046135U (en) * | 1989-03-08 | 1989-10-18 | 中船总公司第七○三研究所 | Automatic air pressure water-supplying equipment |
| CN2055511U (en) * | 1989-02-01 | 1990-04-04 | 王永泽 | Automatic air conpensatory water supply tank |
-
1997
- 1997-10-28 CN CN97119191A patent/CN1088489C/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2055511U (en) * | 1989-02-01 | 1990-04-04 | 王永泽 | Automatic air conpensatory water supply tank |
| CN2046135U (en) * | 1989-03-08 | 1989-10-18 | 中船总公司第七○三研究所 | Automatic air pressure water-supplying equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1215816A (en) | 1999-05-05 |
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