CN108679268A - A kind of the tail pipe air-lock device and method of extractant purification recovery system - Google Patents
A kind of the tail pipe air-lock device and method of extractant purification recovery system Download PDFInfo
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- CN108679268A CN108679268A CN201810746026.9A CN201810746026A CN108679268A CN 108679268 A CN108679268 A CN 108679268A CN 201810746026 A CN201810746026 A CN 201810746026A CN 108679268 A CN108679268 A CN 108679268A
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- 238000011084 recovery Methods 0.000 title claims abstract description 51
- 238000000746 purification Methods 0.000 title claims abstract description 45
- 238000000034 method Methods 0.000 title claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 128
- 239000007789 gas Substances 0.000 claims abstract description 31
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000001301 oxygen Substances 0.000 claims abstract description 26
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 26
- 239000012736 aqueous medium Substances 0.000 claims abstract description 4
- 238000009833 condensation Methods 0.000 claims abstract description 4
- 230000005494 condensation Effects 0.000 claims abstract description 4
- 238000001704 evaporation Methods 0.000 claims abstract description 3
- 230000008020 evaporation Effects 0.000 claims abstract description 3
- 239000007788 liquid Substances 0.000 claims description 33
- 238000007789 sealing Methods 0.000 claims description 19
- 238000002955 isolation Methods 0.000 claims description 6
- 208000002925 dental caries Diseases 0.000 claims description 5
- 238000005192 partition Methods 0.000 claims description 5
- 238000001727 in vivo Methods 0.000 claims 1
- 238000004821 distillation Methods 0.000 abstract description 7
- 238000005553 drilling Methods 0.000 abstract description 4
- 238000005520 cutting process Methods 0.000 abstract description 2
- 230000003020 moisturizing effect Effects 0.000 description 7
- 238000000605 extraction Methods 0.000 description 6
- 238000009423 ventilation Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000011049 filling Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000013589 supplement Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 210000000476 body water Anatomy 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000000875 corresponding effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 210000001124 body fluid Anatomy 0.000 description 1
- 239000010839 body fluid Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000002609 medium Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K13/00—Other constructional types of cut-off apparatus; Arrangements for cutting-off
- F16K13/08—Arrangements for cutting-off not used
- F16K13/10—Arrangements for cutting-off not used by means of liquid or granular medium
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physical Water Treatments (AREA)
- Separation Of Particles Using Liquids (AREA)
Abstract
The present invention a kind of the tail pipe air-lock device and method of extractant purification recovery system, belong to drilling engineering field oil-contained drilling cuttings distillation processing tail gas safe safeguard, the tail pipe air-lock device of this extractant purification recovery system provided by the invention, it uses aqueous medium and carries out flexible isolating, when system evaporation rate is less than condensation rate, inlet chamber will produce negative pressure, water in outlet plenum body partly can compensate volume differences into inlet chamber, balance the pressure of both ends cavity, since the water in outlet plenum body is by calculating, it will not be all drawn onto in inlet chamber, the oxygen in air is prevented to be inhaled into system from tail pipe, caused by safety accident.
Description
Technical field
The invention belongs to drilling engineering fields, and in particular to a kind of tail pipe air-lock device of extractant purification recovery system and
Method.
Background technology
Oil-contained drilling cuttings or oil-containing material are extracted using solvent extraction technology, then by high temperature distillation by extractant
Distillation separation and recovery is carried out with oil, but since common extractant belongs to inflammable explosive article, to reduce operation field security risk,
It often is being distilled to recover installation air-lock device at system offgas duct, is preventing the oxygen in air from entering distillation recovery system.
Traditional tail pipe air-lock device is to install frequency conversion fan in tailpipe, and this device is prevented empty by generating negative pressure
Gas enters recovery system, to the high standard of sealing property of wind turbine, while also easily extracting uncooled flammable tail gas out, operating risk compared with
Height, isolation effect are poor.
Tail pipe is inserted directly into sink by another way, and liquid level is more than tailpipe exit, and shortcoming is to work as recovery system
When being cooled down, it may appear that suck-back, tail pipe need to be there are enough vertical heights, and mounting height is higher, have certain safety hidden
Suffer from.
Invention content
The present invention provides tail pipe air-lock devices and method that a kind of extractant purifies recovery system, and the first purpose is to be
Solve above-mentioned defect existing in the prior art;The second purpose is to overcome existing equipment to handle oxygen suck-back in air to have sealing
Property it is insufficient, operating risk is high or there are problems that security risk.
To achieve the above object, the technical solution adopted by the present invention is as follows:
A kind of tail pipe air-lock device of extractant purification recovery system, including:Water tank, water tank are interior by being fixed at the top of water tank cavity
Partition board water tank is divided into two cavitys of left and right, two cavity bottom communicates to form linker, at the top of two cavity of the left and right
Respectively it is in charge of equipped with what is be connected to inlet tube, oxygen sensor is provided in inlet tube, setting outlet wherein at the top of right chamber body
It manages, being in charge of for being connect with inlet tube at the top of right chamber body is additionally provided with short valve;It is provided with water compensating valve, right chamber body at the top of right chamber body
Side is also associated with water level limit valve, and the level height of water level limit valve communicates the level height at place higher than two cavity bottoms.
It is provided with self-sealing overflowing bent pipe on the water level limit valve of the right chamber body;Self-sealing overflow in right chamber body
The cavity volume formed with the side wall of right chamber body between level height residing for level height residing for bend pipe and water level limit valve is equal to
In right chamber body level height residing for water level limit valve and two cavity bottom communicate between level height residing for position with right chamber
The cavity volume that the side wall of body is formed.
Cavity volume in the left chamber body on the position of water level limit valve level height, more than twice, right chamber
Level height and two cavity bottom residing for the internal water level limit valve communicate between level height residing for position with right chamber
The cavity volume that body sidewall is formed.
In the left chamber body, level height residing for water level limit valve and two cavity bottom communicate horizontal height residing for position
The cavity volume formed with left chamber body sidewall between degree is equal in right chamber body, level height residing for water level limit valve and two chamber
Body bottom communicates the cavity volume formed with right chamber body sidewall between level height residing for position.
Further include main control board, power supply, the short valve is electrically-controlled valve, and the main control board and power supply, oxygen are visited
Survey device, short valve electrical connection.
Further include liquid level gauge, water tank side-walls are provided with liquid level gauge.
The liquid level is calculated as two connected vessels type liquid level gauges, is respectively arranged at left chamber body and right chamber body.
Discharge outlet is arranged in the water tank bottom, and waterproof silk plug is arranged in the discharge outlet.
Further include supporting leg, at least three supporting legs are arranged in water tank bottom.
It is described to be in charge of for metal hose.
The outlet is " L " shape bend pipe, and outlet exit is provided with downward groove.
The invention has the advantages that using aqueous medium carries out flexible isolating, when extractant purification recovery system hair speed
When degree is less than condensation rate, inlet chamber will produce negative pressure, and the water in outlet plenum body partly can compensate body into inlet chamber
Product moment balances the pressure isolation air of both ends cavity with water, it is therefore prevented that the oxygen in air is inhaled into extractant from tail pipe and carries
In pure recovery system, caused by safety accident, the present apparatus is simple in structure, and possesses autostart function, simple and convenient, convenient for real
It applies, securely and reliably.
Description of the drawings
Fig. 1 is static structure schematic diagram of the present invention;
Fig. 2 is positive pressure ventilation status diagram of the present invention;
Fig. 3 is that negative pressure of the present invention locks gaseity schematic diagram;
Fig. 4 is that moisture evaporation liquid level of the present invention declines status diagram;
In figure label for:1, water tank;2, inlet tube;3, oxygen sensor;4, short valve;5, metal hose;6, outlet;7, it mends
Water valve;8, liquid level gauge;9, self-sealing spilling water bend pipe;10, water level limit valve;11, partition board;12, discharge water silk plug;13, supporting leg.
Specific implementation mode
Embodiment 1
A kind of tail pipe air-lock device of extractant purification recovery system, including:Water tank 1, water tank 1 are interior by being fixed on 1 inner cavity of water tank
Water tank is divided into two cavitys of left and right by the partition board 11 at top, and two cavity bottom communicates to form linker, two chamber of the left and right
It is respectively equipped at the top of body and is in charge of with what inlet tube 2 was connected to, oxygen sensor 3 is provided in inlet tube 2, wherein at the top of right chamber body
Outlet 6 is set, and being in charge of for being connect with inlet tube 2 at the top of right chamber body is additionally provided with short valve 4;It is provided with benefit at the top of right chamber body
Water valve 7, right chamber body side are also associated with water level limit valve 10, and the level height of water level limit valve 10 is communicated higher than two cavity bottoms
The level height at place.
In the present embodiment, as shown in Figure 1 using a water tank as water container, and water tank is divided by left and right two with partition board
Cavity, two cavity bottoms communicate, and form linker, left chamber body and right chamber body upper end and are in charge of equipped with what is be connected with inlet tube, point
Pipe is connect with water tank using flange seal, same as inlet tube to be tightly connected;It is open to atmosphere that one company is set at the top of right chamber body
Outlet is in charge of one short valve of upper setting in right chamber body, is closed for controlling the connection that right chamber body is in charge of with inlet tube,
Water compensating valve is set at the top of right chamber body, and one water level limit valve of setting is used for controlling water compensating valve feed-water vessel on the connection position of bottom
The height of water level of interior water filling;
Device is in use, two cavitys of left and right are connected with air, water compensating valve water filling, and open water level limit valve, until water level
Limit valve be discharged until, water level face height be water level valve height, as Fig. 1 at this time left chamber body liquid level be B area, right chamber body
Liquid level be the regions C, since water level limit valve is higher than bottom connectivity part, so two cavity bottoms by water-stop, at this time will
Device is connect with purification recovery system, then work can be trusted by purifying recovery system.
Purification recovery system will work after generation tail gas, open short valve, tail gas can be from inlet tube through short valve, through being in charge of
Into right chamber body, it is discharged from outlet.
When purification recovery system will be stopped, short valve is closed, purification recovery system will continue to work and generate tail gas,
Tail gas can enter left chamber body, and positive pressure is generated in left chamber body, and hydraulic pressure in left chamber body to right chamber body is waited for that water is depressed into bottom company by positive pressure
When logical place, right chamber body can be entered from two cavity connectivity part of left cavity bottom or so by going successively to the gas of left chamber body, then from
Outlet is discharged;
Tail gas is generated after recovery system work to be purified is progressively reduced until no tail gas, after purification recovery system cooling,
Its internal cavity generates negative pressure due to gas shrinkage, then in left chamber body also can same negative pressure, due to the effect of linker, left chamber
Body is that can improve the liquid level of water in left chamber body with atmospheric isolation, negative pressure at this time, is higher than right chamber body fluid face, the water meeting of right chamber body
Enter left chamber body from water tank bottom connectivity part, after liquid level rises certain altitude, is purified back by the volume supplement of water in left chamber body
The volume of receipts system negative pressure and the liquid level of water offset a part of negative pressure so that water rises the pressure after certain liquid height
It establishes and balances with pressure in purification recovery system, at this point, purification recovery system is purified back it and isolated from atmosphere by water-stop
Oxygen will not be entered in receipts system, until etc. in recovery system to be purified reactive material drop to safe temperature.
Wherein, it is when reacting in order to prevent that oxygen sensor is provided in inlet tube, and no tail gas generation causes in air
Oxygen enters purification recovery system, and monitoring personnel can understand whether purification recovery system working condition pacifies by oxygen sensor
Entirely.
Note:Water level limit valve communicates the height at place relative to bottom, due in purification by liquid extraction system, purification by liquid extraction device type
Number differing, cavity volume is also not quite similar, so, according to the purification by liquid extraction device of different model, a kind of selected extraction of the present invention
It is the internal volume according to purification by liquid extraction device to take the tail pipe air-lock device of agent purification recovery system, the standard of selection;It is corresponding, this
The water level limit valve horizontal position of invention communicates the volume that place horizontal position is formed with cavity with bottom(That is C Domain Volumes);It can
Choosing, C Domain Volumes are equal to the internal volume of purification by liquid extraction device.
About the actual volume in the regions C, calculated by volume expansion formula:
When gas temperature changes 1 degree Celsius, the variation of volume and its ratio between volume at 0 DEG C are called " volume expansion system
Number ".Symbol is indicated with α.The volume of substance is V when being located at 0 DEG C0, the volume at t DEG C is Vt, volume expansion formula is:
Vt=V0(1+αt)…………………………(1)
According to formula(1)Gas temperature is by t2It is down to t1When gas volume variation obtain:
△V=V2-V1=V1α(t2-t1)…………………………(2)
And the actual volume V in the regions CC>△V
Embodiment 2
On the basis of embodiment 1, self-sealing overflowing bent pipe 9 is provided on the water level limit valve 10 of the right chamber body;
Side in right chamber body between level height residing for level height and water level limit valve 10 residing for self-sealing overflowing bent pipe 9 with right chamber body
The cavity volume that wall is formed is equal to level height and two cavity bottom residing for water level limit valve 10 in right chamber body and communicates position
The cavity volume formed with the side wall of right chamber body between residing level height.
In the present embodiment, since the present invention is placed in purification recovery system tail portion, tail gas is by the present apparatus, and in the present apparatus
Portion's sealing medium is water, thus tail gas by when, a part of vapor more or less can be taken away, when purification recovery system work
Between it is longer when, the water in the present apparatus can be reduced, as shown in figure 4, after purifying recovery system power cut-off, water mistake in the present apparatus
Few, water is sufficient to compensate for left chamber body and generates the required water of negative pressure in right chamber body, so need to keep the skin wet in device at this time,
If short valve has been switched off, it is in positive pressure ventilation state, water level limit valve cannot be opened and be balanced moisturizing, just needed at this time
Self-sealing overflowing bent pipe is set, and self-sealing overflowing bent pipe is designed according to water level limit valve, and moisturizing is with water level limit valve
The water level of standard is equal.So in same cavity, self-sealing overflowing bent pipe is set on water level limit valve, and is set to
The volume formed with right chamber body sidewall between level height at water level limit valve level height and communication port is overflow equal to self-sealing
The position equal with the volume that right chamber side wall is formed, that is, scheme between horizontal plane residing for horizontal plane and water level limit valve residing for stream bend pipe
The regions D in 2.
If short valve has been switched off in positive pressure ventilation state(Fig. 2 is positive pressure ventilation state)When needing moisturizing, open
Water compensating valve water filling, until self-sealing spilling water bend pipe be discharged until, at this time quantity of water in water tank with by water level limit valve in atmospheric pressure
Lower balance moisturizing supplement water phase etc., can effective moisturizing by self-sealing spilling water bend pipe.
Wherein, self-sealing overflowing bent pipe is U-bend, and sewer trap is similar in bend pipe and is designed, can be in bend pipe
Certain water is stored, plays a lock gas effect so that tail gas is unlikely to be discharged out of bend pipe, to pollute workshop condition.
Embodiment 3
On the basis of embodiment 1 or embodiment 2, in the left chamber body on the position of 10 level height of water level limit valve
Cavity volume, more than twice, level height and two cavity bottom residing for the water level limit valve 10 communicate in right chamber body
The cavity volume formed with right chamber body sidewall between level height residing for position.In the left chamber body, residing for water level limit valve 10
Level height and two cavity bottom communicate the cavity volume etc. formed with left chamber body sidewall between level height residing for position
In in right chamber body, level height residing for water level limit valve 10 and two cavity bottom communicate between level height residing for position with
The cavity volume that right chamber body sidewall is formed.
In the present embodiment, such as Fig. 1, Fig. 2, shown in Fig. 3, it is contemplated that cost problem, when purification recovery system temperature drops to foot
When enough low, interior intracavitary gas volume can also drop to sufficiently low, have oxygen at this time into will not cause the accident, but water enters purification
Recovery system can lead to extracting solution water mixing, be unfavorable for Purification next time, water removal is time-consuming and laborious, so in device in left chamber body
Devising the maximum height of water rising, i.e., in left chamber body, water more than linker connectivity part level height fully enters left chamber body,
Entire cavity will not be full of(That is a-quadrant+B area), so that water is entered in purification recovery system, thus in left chamber body in
Cavity volume on the position of 10 level height of water level limit valve, more than twice, in right chamber body residing for water level limit valve 10
Level height and two cavity bottoms communicate the cavity volume formed with right chamber body sidewall between level height residing for position;That is Va
> 2Vc.The volume design of a-quadrant is because under positive pressure ventilation state, when moisturizing there is no the volume for being equal to the regions C, it is possible to
When closing water level limit valve moisturizing, left chamber body is in the starting stage under positive pressure ventilation state, and the water of supplement can be twice
C regional waters, occur to prevent worst situation so being designed as Va > 2Vc, increase the safety of system.Two cavity volumes of left and right
It is too big to be unable to difference, so in left chamber body, level height residing for water level limit valve 10 and two cavity bottom communicate position institute
Locate the cavity volume formed with left chamber body sidewall between level height;Equal in right chamber body, level residing for water level limit valve 10 is high
Degree and two cavity bottom communicate the cavity volume formed with right chamber body sidewall between level height residing for position.
Embodiment 4
Further include main control board, power supply on the basis of embodiment 1 or embodiment 2 or embodiment 3, the short valve 4 is electricity
Valve is controlled, the main control board and power supply, oxygen sensor 3, short valve 4 are electrically connected.
In this implementation, oxygen sensor is installed at inlet tube as shown in Figure 1, short valve uses electrically-controlled valve, then can be with
The case where entering inlet tube according to air automatically controls the unlatching of short valve, to reach it is unattended also can automatic work.This
In embodiment, the main control board that electrical control mechanism is integrated by microcontroller, power supply, oxygen sensor, short valve and master control borad
Connection, oxygen sensor collect present position oxygen content information, implement report oxygen content data and are transmitted to main control board,
Main control board receives the left corresponding actions of oxygen content, and when oxygen content is normal value, short valve is set on state, when
When oxygen content increases, short valve is automatically closed, system is made to enter lock gaseity, realizes and monitors in real time, the purpose of real-time control,
Effectively save manpower.
Embodiment 5
Further include liquid level gauge 8 on the basis of embodiment 1 or embodiment 2 or embodiment 3 or embodiment 4,1 side-walls of water tank are set
It is equipped with liquid level gauge 8, the liquid level gauge 8 is two connected vessels type liquid level gauges, is respectively arranged at left chamber body and right chamber body.The water tank
Discharge outlet is arranged in 1 bottom, and waterproof silk plug 12 is arranged in the discharge outlet.Further include supporting leg 13,1 bottom of water tank setting at least three
Supporting leg 13.It is described to be in charge of for metal hose 5.The outlet 6 is " L " shape bend pipe, and 6 exit of outlet is provided with downward groove.
In the present embodiment, liquid level gauge is to obtain the liquid level of two cavitys of left and right, whether have confirmed that left and right cavity
Water shortage can also recognize that extractant purifies recovery system if moisture can be replenished in time in water shortage according to liquid level gauge according to liquid level gauge
Tail pipe air-lock device working condition at this time;Preferred two liquid level gauge uses communication type liquid level gauge, can more intuitively see
Liquid level in device.The discharge outlet of device water tank bottom when not used can drain in time, exclude moisture, avoiding device is prolonged not to be had to
Cause to get rusty, influence secondary use, metal hose can effectively save installation cost, and installation, outlet exit is facilitated to be set as 90
Degree elbow adds downward bevel, can not only reduce resistance but also can prevent rainwater from entering.
In conclusion a kind of method of the tail pipe lock gas of extractant purification recovery system is to use aqueous medium to carry out flexibility
Isolation, when extractant purification recovery system hair speed is less than condensation rate, inlet chamber will produce negative pressure, in outlet plenum body
Water partly can compensate volume differences into inlet chamber, the pressure isolation air of both ends cavity be balanced with water, it is therefore prevented that air
In oxygen from tail pipe be inhaled into extractant purification recovery system in, caused by safety accident, the present apparatus is simple in structure, and possesses
Autostart function, it is simple and convenient, it is convenient to carry out, securely and reliably.
Specifically:The present invention is connected to extractant purification recovery system, i.e., on the tail pipe of distillation condenser system.It is cold distilling
Solidifying system will stop, and be positive pressure in the areas inlet chamber A of the invention when tail gas still has fixed gas after closing short valve, such as attached
Shown in Fig. 1, the fixed gas in the areas A will push the water in the areas B to enter the areas C, until the water in the areas B is all pressed into the areas C, gas will be along outlet
Cavity emerges from bottom to top, is discharged along outlet, and inlet chamber is made to re-establish pressure balance relationship with outlet plenum body;When
When the tail gas of distillation condenser system is discharged without fixed gas or when distillation amount is reduced, the temperature in condenser can reduce, fixed gas
Volume can reduce, then being negative pressure in the areas inlet chamber A of the present invention, as shown in Fig. 3, right chamber body leads to air, the water in the areas C
Volume change of the above-mentioned fixed gas caused by cooling can be made up into the areas B under the promotion of atmospheric pressure, until entrance cavity
Body and outlet cavity both sides re-establish pressure balance relationship, since the initial volume in the areas C is the i.e. Va > 2Vc set by calculating,
It will not be kept ensure that water will not blow back into extractant purification recovery system while sealing state, be prevented by all areas sucking B
The air in the areas D enters the areas A when extractant purification recovery system high temperature, plays the role of positive pressure release, locks gas, there is sealing to imitate
Fruit is good, the high feature of safe coefficient.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute is only used for solving in the present embodiment
Relative position relation, motion conditions etc. between each component under a certain particular pose (as shown in the picture) are released, if this is specific
When posture changes, then directionality instruction also correspondingly changes correspondingly.
In addition, the description for being related to " first ", " second " etc. is used for description purposes only, it is not understood to indicate or imply
Its relative importance or the quantity for implicitly indicating indicated technical characteristic.The spy of " first ", " second " is defined as a result,
Sign can explicitly or implicitly include at least one of the features.
Technical solution between each embodiment can be combined with each other, but must be with those of ordinary skill in the art's energy
It is enough realize based on, when the knot that conflicting or cannot achieve when will be understood that this technical solution occurs in the combination of technical solution
Conjunction is not present, also not the present invention claims protection domain within.
Claims (9)
1. a kind of tail pipe air-lock device of extractant purification recovery system, which is characterized in that including:Water tank(1), water tank(1)It is interior
By being fixed on water tank(1)The partition board of inner cavity top(11)Water tank is divided into two cavitys of left and right, two cavity bottom communicates shape
At linker, two cavity of left and right top is respectively equipped with and inlet tube(2)Connection is in charge of, inlet tube(2)Inside it is provided with
Oxygen sensor(3), outlet is wherein set at the top of right chamber body(6), at the top of right chamber body and inlet tube(2)Connection is in charge of also
It is provided with short valve(4);It is provided with water compensating valve at the top of right chamber body(7), right chamber body side is also associated with water level limit valve(10), water
Position limit valve(10)Level height communicate the level height at place higher than two cavity bottoms.
2. a kind of tail pipe air-lock device of extractant purification recovery system as described in claim 1, which is characterized in that the right chamber
The water level limit valve of body(10)On be provided with self-sealing overflowing bent pipe(9);Self-sealing overflowing bent pipe in right chamber body(9)Institute
Locate level height and water level limit valve(10)The cavity volume formed with the side wall of right chamber body between residing level height is equal to the right side
Water level limit valve in cavity(10)Residing level height and two cavity bottom communicate between level height residing for position with the right side
The cavity volume that the side wall of cavity is formed.
3. a kind of tail pipe air-lock device of extractant purification recovery system as described in claim 1, which is characterized in that the left chamber
In vivo in water level limit valve(10)Cavity volume on the position of level height, more than twice, the water level in right chamber body
Limit valve(10)Residing level height and two cavity bottom communicate between level height residing for position with right chamber body sidewall shape
At cavity volume.
4. a kind of tail pipe air-lock device of extractant purification recovery system as described in claim 1, which is characterized in that the left chamber
Internal water level limit valve(10)Residing level height and two cavity bottom communicate between level height residing for position with left chamber
The cavity volume that body sidewall is formed is equal to water level limit valve in right chamber body(10)Residing level height and the two cavity bottoms phase
The cavity volume formed with right chamber body sidewall between level height residing for logical position.
5. a kind of tail pipe air-lock device of extractant purification recovery system as described in claim 1, which is characterized in that further include master
Control circuit board, power supply, the short valve(4)For electrically-controlled valve, the main control board and power supply, oxygen sensor(3), short valve
(4)Electrical connection.
6. a kind of tail pipe air-lock device of extractant purification recovery system as described in claim 1, which is characterized in that further include liquid
Position meter(8), water tank(1)Side-walls are provided with liquid level gauge(8), the liquid level gauge(8)For two connected vessels type liquid level gauges, set respectively
It is placed in left chamber body and right chamber body.
7. a kind of tail pipe air-lock device of extractant purification recovery system as described in claim 1, which is characterized in that the water tank
(1)Discharge outlet is arranged in bottom, and waterproof silk plug is arranged in the discharge outlet(12).
8. a kind of tail pipe air-lock device of extractant purification recovery system as described in claim 1, which is characterized in that further include branch
Leg(13), water tank(1)At least three supporting legs are arranged in bottom(13).
9. a kind of tail pipe of extractant purification recovery system locks gas method, it is characterized in that:Flexible isolating is carried out using aqueous medium, when
When extractant purifies recovery system evaporation rate less than condensation rate, inlet chamber will produce negative pressure, the water meeting in outlet plenum body
Part compensates volume differences into inlet chamber, the pressure isolation air of both ends cavity is balanced with water, it is therefore prevented that in air
Oxygen is inhaled into from tail pipe in extractant purification recovery system.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810746026.9A CN108679268B (en) | 2018-07-09 | 2018-07-09 | Tail pipe air locking device and method of extractant purifying and recycling system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810746026.9A CN108679268B (en) | 2018-07-09 | 2018-07-09 | Tail pipe air locking device and method of extractant purifying and recycling system |
Publications (2)
Publication Number | Publication Date |
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CN108679268A true CN108679268A (en) | 2018-10-19 |
CN108679268B CN108679268B (en) | 2024-04-30 |
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