CN2121262U - Vacuum automatic liquid drainage device - Google Patents
Vacuum automatic liquid drainage device Download PDFInfo
- Publication number
- CN2121262U CN2121262U CN 91229019 CN91229019U CN2121262U CN 2121262 U CN2121262 U CN 2121262U CN 91229019 CN91229019 CN 91229019 CN 91229019 U CN91229019 U CN 91229019U CN 2121262 U CN2121262 U CN 2121262U
- Authority
- CN
- China
- Prior art keywords
- vacuum
- cavity
- resorption
- liquid
- pipe
- 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
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- 239000007788 liquid Substances 0.000 title claims abstract description 50
- 238000005086 pumping Methods 0.000 claims description 6
- 239000000706 filtrate Substances 0.000 abstract description 16
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000000926 separation method Methods 0.000 abstract description 3
- 239000012530 fluid Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 6
- 230000005484 gravity Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 241000521257 Hydrops Species 0.000 description 1
- 206010030113 Oedema Diseases 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 244000144985 peep Species 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Jet Pumps And Other Pumps (AREA)
Abstract
The utility model provides an automatic vacuum liquid drainage device used in a direct air solid-liquid separation mechanical system, in particular to a horizontal vacuum belt filter. The device is characterized in that a non-contact liquid level sensor 17 and an amplifier 18 are used for controlling the position of liquid discharge through a group of control lines, and a control valve 16 is used for realizing the following actions: during the drawing, the upper chamber 3 and the lower chamber 4 reach vacuum equilibrium through the pipe 14 and the pipe 15: during liquid drainage, the upper chamber 3 is kept in vacuum, and the lower control 4 is communicated with the atmosphere through a pipe 15. Therefore, the device has the advantages of simple structure, reliable operation, good adaptability to filtrate, convenient maintenance and long service life.
Description
The utility model relates to a kind of vacuum that is used for and consolidates--the vacuum automatic draining device of liquid separator tool system.Every vacuum mode that utilizes is to solid--and the mechanical system that liquid mixture separates all can adopt this device automatic drain, especially with the supporting use of horizontal vacuum band-type filter machine.
There is following point in prior mechanical vacuum balancing liquid-discharge device (as Fig. 2): the one, owing to adopt the mechanical type lever structure to realize following operation, upper and lower cavity vacuum balance during drawing liquid makes epicoele keep vacuum during discharge opeing, and cavity of resorption vacuum and atmospheric pressure switch.Because complex structure, the accuracy that is difficult to safety action on making reaches designing requirement.Discharge opeing has vacuum leak often to cavity of resorption, and the discharge opeing of cavity of resorption is affected, even can not normally carry out.The 2nd, the float that promotes the lever system action is directly to be immersed in the filtrate.For corrosivity filtrate, after float is corroded, just can not move by designing requirement, cause discharge opeing normally not carry out.The 3rd, because the shape of float and volume are definite when design, the buoyancy that it produced will be determined by the proportion of filtrate.Therefore just different for the position of the filtrate discharge opeing of different specific weight.With regard to discharge opeing, the filtrate less to proportion has surpassed also not discharge opeing of design attitude to the bigger filtrate of proportion less than design attitude the time.Therefore prior mechanical vacuum balancing liquid-discharge device is to the chemical property and the proportion bad adaptability of filtrate, poor work stability, and inconvenient maintenance, service life is also shorter.
The purpose of this utility model is to provide a kind of improved vacuum automatic draining device.It can overcome the deficiency that mechanical type vacuum balancing liquid-discharge device exists, and makes it simple in structure, and functional reliability improves, and filtrate is had good adaptability, and is easy to maintenance, is convenient to produce in batches.
Technical solution of the present utility model is: being provided with one at the inner chamber of tank body 1 has the dividing plate 2 of constant slope that tank inner chamber is separated into epicoele 3 and 4 two parts of cavity of resorption, there is a liquid suction pipe 5 the epicoele side, a vacuum-pumping tube 6 is arranged at the top, be provided with an inner liquid port 7 that has the rubber seal valve at epicoele near on the tank body of dividing plate 2 lower ends, near having a through hole 13 on the tank body of dividing plate 2 lower ends, other has a fixing tank body side that inner liquid port 7 and through hole 13 envelopes are close and can make the side cover 10 of peep hole at cavity of resorption.Tank body cavity of resorption bottom is provided with exterior liquid mouth 8 and four bearings 9 that have the rubber seal valve makes tank body be in upright operating position, and liquid level gauge 12 is equipped with in the side of cavity of resorption.Liquid level gauge 11 also is equipped with in the side of epicoele, the pipe 14 that last top of chamber has one one end to communicate with epicoele, the pipe 15 that other has one one end to communicate with cavity of resorption, its special character is: the pipe 14 and pipe 15 their other ends are connected by a two-position three way magnetic valve 16, pipe 15 can communicate with upper and lower cavity by dividing plate 2 from tank body 1 inside, also can communicate with cavity of resorption from the outside of tank body 1.An infrared light liquid level sensor 17 is housed on the cavity of resorption liquid level gauge 12, and its position can freely be adjusted on liquid level gauge 12.Other has an infrared light amplifier 18 that interrelates by electric control circuit (as Fig. 3) and two-position three way magnetic valve 16 and infrared light transducer[sensor 17.
Vacuum automatic draining device after the improvement, cancelled complicated mechanical formula lever--float vacuum balance controlling organization, make structure more simple, make more convenient.Contactless infrared light transducer[sensor is adopted in its liquid level control, is not subjected to the influence of filtrate chemical property and proportion, and discharge opeing highly can be adjusted flexibly, and reflection is sensitive.During discharge opeing, the switching of cavity of resorption vacuum and atmosphere realizes with a two-position three way magnetic valve, and action simple in structure and is convenient to maintenance, long service life accurately and reliably.
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the structural representation of existing machinery formula vacuum autobalance pumping equipment.
Fig. 3 is electric control theory figure of the present utility model.
Now the specific embodiment of the present utility model is explained as follows in conjunction with Fig. 1:
During work, liquid pumping hole 5 is solid with vacuum---and the liquid pumping hole of liquid separator tool system is connected, vacuum orifice 6 is connected with vacuum source, this moment, two-position three way magnetic valve 16 was in off-position, pipe 14 is connected with 15, and after vacuum source vacuumized certain hour, the epicoele 3 and the cavity of resorption 4 of tank body 1 were in the vacuum poised state, cavity of resorption leakage fluid dram 8 is closed under the effect of atmosphere, and the rubber seal valve of epicoele leakage fluid dram 7 is in free state.Increase along with the vacuum of tank body 1 inner chamber, gas-liquid mixture is tangential direction from vacuum orifice 5 and enters epicoele 3, gas is taken away from vacuum orifice 6, filtrate is under the effect of deadweight, flow into cavity of resorption 4 in a steady stream and stockpile the realization gas-liquid separation through epicoele leakage fluid dram 7, side cover 10 and cavity of resorption through hole 13 along the dividing plate 2 that constant slope is arranged.Along with the filtrate in the cavity of resorption 4 constantly increases, liquid level rises gradually.When the liquid level in the cavity of resorption 4 rises to the height of design code, infrared ray sensor 17 sends signal, after infrared light amplifier 18 is received signal, starts two-position three way magnetic valve 16 by control circuit (as Fig. 3), make pipe 14 and pipe 15 path blockade, pipe 15 is communicated with atmosphere.Still keep vacuum in the epicoele 3 this moment, in the cavity of resorption 4 then very snap back rise to atmospheric pressure, epicoele leakage fluid dram 7 is closed under the atmospheric effect of cavity of resorption, the gas in epicoele 3 is still taken away, the filtrate that is separated then is temporarily stored among the epicoele 3.A large amount of filtrates that stockpile in the cavity of resorption 4 this moment are washed cavity of resorption leakage fluid dram 8 beginning automatic drains open under the effect of gravity.Afterwards, the filtrate that cavity of resorption 4 stockpiles drains automatically through certain hour (this time can be determined according to the position determined cavity of resorption hydrops capacity that is reflected by infrared ray sensor 17 and the gravity discharge opeing ability of cavity of resorption leakage fluid dram 8).After finishing automatic drain, two-position three way magnetic valve 16 recovers off-position, pipe 14 is connected again with pipe 15, cavity of resorption progressively reaches and epicoele vacuum balance, and at this moment, cavity of resorption leakage fluid dram 8 is closed heavily again under atmospheric effect, the state and epicoele leakage fluid dram 7 affranchises, filtrate temporary in the epicoele 3 is washed the valve of epicoele leakage fluid dram 7 open under the effect of gravity, enter in the cavity of resorption 4 and stockpile through surveying cover 10 and cavity of resorption through hole 13.Carry out work so again and again, realize that the vacuum automatic gas-liquid separates and the purpose of automatic drain.
Now electrical principle of the present utility model is explained as follows in conjunction with Fig. 3:
Pin (1) and (11) of Fig. 3 middle infrared (Mid-IR) amplifier 18 are the internal relay normal opened contact; Pin (9) and (10) input AC 220V power supply; Pin (4) and (12) connect the infrared light transmitting tube, and wherein (4) connect shielding line (12) and connect holding wire; Pin (6), (7) and (14) connect infrared receiving tube, and wherein (6) connect shielding line, and (7) connect the internal electric source negative pole, and (14) connect holding wire.When connecting the alternating current 220V power supply, infrared light amplifier 18 is in running order, the infrared light that the transmitting tube of (being made up of infrared light transmitting tube and adopter) infrared light transducer[sensor 17 sends, also be not raised to the sensitive zones of infrared light transducer[sensor 17 because of the liquid level in the liquid level gauge 12, can't be by the adopter of reflection liquid to infrared light transducer[sensor 17, so there is not signal to be sent to infrared light amplifier 18 by adopter, the normally opened contact attonity of the relay in the circuit, magnetic valve 16 is in off-position, and the vacuum automatic draining device is in the drawing liquid state.When the liquid level in the liquid level gauge 12 rises to the sensitive zones of infrared light transducer[sensor 17, the reflection liquid of the infrared light that the infrared light transmitting tube sends in sensitive zones is to the infrared light adopter, adopter sends infrared signal to infrared light amplifier 18, signal is through shaping, its inner relay of amplification rear drive, internal relay normally opened contact closure.It is electric that relay J in the external circuit is got, the normally opened contact closure, and electromagnetism 16 energising actions separate the epicoele 3 of vacuum automatic draining device and cavity of resorption 4, and epicoele 3 still is in vacuum drawing liquid state, cavity of resorption 4 beginning automatic drains.Liquid level in the liquid level gauge 12 descends thereupon at this moment, when liquid level is reduced to the ruddiness sensitive zones when following, transmitting tube and the infrared signal between the adopter that infrared light passes device 17 interrupt, the infrared light adopter stops to transmit signal to infrared light amplifier 18, infrared light amplifier 18 internal delay time device triggers, reference time delay is 0--30 second, can determine according to designing requirement.Behind the time-delay certain hour, the outage of infrared light amplifier 18 internal relays, external circuit relay J dead electricity, magnetic valve 16 recovers ortho states.Epicoele 3 and cavity of resorption 4 communicate, and cavity of resorption 4 stops discharge opeing, and the liquid level in the liquid level gauge 12 begins again to rise.Action so again and again realizes gas-liquid separation and discharge opeing electric automatic control.
Claims (1)
1, a kind of vacuum that is used for is consolidated--and the vacuum pumping equipment of liquid separator tool system among the horizontal vacuum band-type filter machine system, has: tank body 1, dividing plate 2, it is divided into epicoele 3 and cavity of resorption 4 with tank body; Epicoele has liquid suction pipe 5, vacuum-pumping tube 6 and inner liquid port 7; Cavity of resorption has through hole 13, and exterior liquid mouth 8 has several bearings 9 in its bottom; There is a side cover 10 that inner liquid port 7 and through hole 13 is airtight the side of tank body; The pipe 15 that the pipe 14 that one one end communicates with epicoele and another root one end communicate with cavity of resorption, one liquid level gauge 12 is arranged on the cavity of resorption tank body, it is characterized in that: the pipe 14 and pipe 15 their other ends are connected by a control valve 16, a liquid level sensor 17 is housed on the cavity of resorption liquid level gauge 12, and other has an amplifier 18 that interrelates with control valve 16 and liquid level sensor 17.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91229019 CN2121262U (en) | 1991-11-24 | 1991-11-24 | Vacuum automatic liquid drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91229019 CN2121262U (en) | 1991-11-24 | 1991-11-24 | Vacuum automatic liquid drainage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2121262U true CN2121262U (en) | 1992-11-11 |
Family
ID=4934610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 91229019 Pending CN2121262U (en) | 1991-11-24 | 1991-11-24 | Vacuum automatic liquid drainage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2121262U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106227248A (en) * | 2016-08-17 | 2016-12-14 | 国家海洋局第海洋研究所 | Vacuum tank Liquid level is equipped |
| CN116518303A (en) * | 2023-05-12 | 2023-08-01 | 延安众邦源实业有限公司 | Gas-dominant multiphase supercharging device and method |
-
1991
- 1991-11-24 CN CN 91229019 patent/CN2121262U/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106227248A (en) * | 2016-08-17 | 2016-12-14 | 国家海洋局第海洋研究所 | Vacuum tank Liquid level is equipped |
| CN106227248B (en) * | 2016-08-17 | 2018-12-21 | 国家海洋局第一海洋研究所 | Vacuum tank Liquid level equipment |
| CN116518303A (en) * | 2023-05-12 | 2023-08-01 | 延安众邦源实业有限公司 | Gas-dominant multiphase supercharging device and method |
| CN116518303B (en) * | 2023-05-12 | 2024-06-07 | 延安众邦源实业有限公司 | Gas-dominant multiphase supercharging device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| AD01 | Patent right deemed abandoned | ||
| C20 | Patent right or utility model deemed to be abandoned or is abandoned |