CN108726618A - A kind of fast automatic removal device of water route gas - Google Patents
A kind of fast automatic removal device of water route gas Download PDFInfo
- Publication number
- CN108726618A CN108726618A CN201810931011.XA CN201810931011A CN108726618A CN 108726618 A CN108726618 A CN 108726618A CN 201810931011 A CN201810931011 A CN 201810931011A CN 108726618 A CN108726618 A CN 108726618A
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- gas
- water route
- liquid
- removal device
- moisture film
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 30
- 239000007788 liquid Substances 0.000 claims abstract description 58
- 230000001681 protective effect Effects 0.000 claims abstract description 17
- 230000000694 effects Effects 0.000 claims abstract description 10
- 239000007789 gas Substances 0.000 claims description 87
- 239000012530 fluid Substances 0.000 claims description 25
- 238000007789 sealing Methods 0.000 claims description 25
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 230000000994 depressogenic effect Effects 0.000 claims description 3
- 239000006260 foam Substances 0.000 claims description 3
- -1 polyethylene Polymers 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 229920006327 polystyrene foam Polymers 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000000926 separation method Methods 0.000 abstract description 8
- 230000005484 gravity Effects 0.000 abstract description 7
- 230000001133 acceleration Effects 0.000 abstract description 5
- 238000004880 explosion Methods 0.000 abstract description 3
- 238000001514 detection method Methods 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000006837 decompression Effects 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 241000521257 Hydrops Species 0.000 description 1
- 206010030113 Oedema Diseases 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 210000004209 hair Anatomy 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000002268 wool Anatomy 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/20—Treatment of water, waste water, or sewage by degassing, i.e. liberation of dissolved gases
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/34—Purifying; Cleaning
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Molecular Biology (AREA)
- Physics & Mathematics (AREA)
- Water Supply & Treatment (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Gas Separation By Absorption (AREA)
- Degasification And Air Bubble Elimination (AREA)
Abstract
The invention discloses a kind of fast automatic removal device of water route gas, for removing after liquid circulates by the road or a large amount of micro-bubbles of liquid generally existing itself, to avoid in high pressure tube body, there are cavity to the risk of explosion and the accuracys of liquid detecting.The device includes protective casing, relief pipe, moisture film generator, gas deflation assembly and floatation element, liquid can be carried out to the operation of gas-liquid separation twice based on negative pressure and acceleration of gravity principle, pipeline do not have to pressure release in the case of, can automatically, quickly remove underwater bubble.The gas and liquid isolated can interact, and coordinate the keying of gas deflation assembly, make smoothly, quickly be discharged each other, avoid air-liquid from being stockpiled for a long time in protective casing, influence removal effect.
Description
Technical field
The present invention relates to gas and liquid separation technology field in water route more particularly to a kind of fast automatic removal dresses of water route gas
It sets.
Background technology
After liquid circulates by the road or liquid generally existing itself has a large amount of small bubbles, when these bubbles agglomerate or press
It is reduced at some position so that pipeline generates blank pipe end, and there is also the hidden danger for pipeline explosion occur especially under high-pressure situations.And
And when online water quality measurement, the presence of bubble seriously affects the precision of water quality measurement.Therefore, it is run to improve water route
Stability and the accuracy of water quality detection need to remove the gas in water route.
Invention content
One of gas in water route is automatically removed using mechanical structure technical problem to be solved by the invention is to provide a kind of
The kind fast automatic removal device of water route gas.
In order to solve the above technical problems, the technical solution used in the present invention is：
A kind of fast automatic removal device of water route gas, which is characterized in that including：
One protective casing, it is internal that there is closed processing cavity；
One relief pipe is fixed on the center of processing cavity bottom vertically, and the processing cavity, which is included in relief pipe, to be formed
Relief chamber, and the fluid collection chamber that is formed outside the relief pipe；
Go out liquid stream in the feed liquor runner and connection fluid collection chamber for being provided with connection relief chamber on the bottom plate of protective casing
The aperture area in road, the feed liquor runner is up to the half of relief pipe aperture area；
One moisture film generator, in the sleeve structure being vertically arranged, the top of lower end and relief pipe is fixed, inside have
The bore of honeycomb duct that is coaxial with relief chamber and being connected to, the honeycomb duct is less than relief pipe, and the top of the moisture film generator has
Have closed baffler, offered on the baffler honeycomb duct is connected to fluid collection chamber and in a ring moisture film outlet；
One gas deflation assembly, is located at the top of protective casing, including gas vent and what is be arranged thereon can seal gas vent
Stifled sealing end, the gas vent are opened at the top of protective casing and are coaxially disposed with honeycomb duct, and the sealing end is coaxial
Set on the inside of gas vent；And
One floatation element, the floatation element are movably placed in fluid collection chamber, and density is less than the liquid in fluid collection chamber, described
Floatation element includes the floating bushing being sheathed on outside moisture film generator, and the pressing plate of " n " shape structure is formed with floating bushing, described
For pressing plate between moisture film generator and gas deflation assembly, the pressing plate is equipped with multiple air holes, and center is entity knot
Structure, the pressing plate can rise with liquid level in fluid collection chamber and startup sealing end of floating blocks gas vent.
Further technical solution is that the sealing end includes exhaust flange that is coaxially fixed with gas vent and being connected to,
Annular space is equipped with multiple gases and escapes mouth on the side wall of the exhaust flange lower part, there are one the bottom of the exhaust flange inner cavity is set
Can the effect of depressed plate move up the sealing tamponade for blocking gas escape mouth.
Further technical solution is that the bottom of the exhaust flange has the horizontal convex edge to extend internally, the sealing
Tamponade is in the T-shaped structure that can be limited by the convex edge.
Further technical solution is that exhaust flange inner cavity part corresponding with gas escape mouth is equipped with an activity
Chamber, the sealing tamponade includes a T shapes top cap and one be located in movable chamber can be by the upward deformation of T shape top caps by gas
The elastic ball that body escape mouth is blocked.
Further technical solution is, the bore of the movable chamber square exhaust flange inner cavity bore thereon greatly.
Further technical solution is that the vertical section of the moisture film outlet is in the pyramidal structure of big end upward.
Further technical solution is there is big end tapering transition section directed downwardly between the honeycomb duct and relief chamber.
Further technical solution is that the lower end of the moisture film generator is fixed by a T-socket with relief pipe, institute
The outer wall for stating T-socket is matched with the inner wall of relief pipe, and the inner wall of T-socket is matched with the outer wall of moisture film generator,
The convex edge at top is depressurized pipe upper limit.
Further technical solution is that the floatation element is by eva foam, polystyrene foam or polyethylene system
At.
Further technical solution is that the feed liquor runner and the outer end for going out liquid stream road are equipped with quick union.
It is using advantageous effect caused by above-mentioned technical proposal：
The device can quickly remove underwater bubble in the case where pipeline does not have to pressure release.First, which utilizes decompression
The big small-bore drop of pipe and feed liquor runner forms a relief chamber, can will be flow to by relief chamber micro- in decompression intracavity liquid
Minute bubbles are sucked out, and realize the first separation of gas and liquid；As flow stays high speed to enter in moisture film generator, since moisture film is given birth to
Front end exit of growing up to be a useful person drastically is contracted to ring-type, and high speed, which sprays, after liquid is trapped forms water film, and enters at high speeds
In air, relies on liquids and gases density different (acceleration of gravity), liquid and gas quick separating are opened, to realize liquid
Also the secondary separation of gas, good separating effect.
The gas and liquid isolated can interact, and make smoothly, quickly be discharged each other, air-liquid is avoided to exist
It is stockpiled for a long time in protective casing, influences removal effect.Pressure due to going out liquid stream road is less than feed liquor runner, and inflow is more than
Water jacks up pressing plate so the liquid level in fluid collection chamber can constantly rise, and to close gas deflation assembly, gas can not be discharged
It may build up above fluid collection chamber, with the increase of overhead gas, when liquid level is too low, floatation element is by under gravity
It moves, upper discharge hole will be opened, and after gas escapes from a part, liquid level rises, and fluid collection chamber is sealed again, and gas deflation assembly is in anti-
Multiple closing, opening state.
Description of the drawings
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
Fig. 1 is the schematic cross-sectional view of the present invention.
Specific implementation mode
With reference to the attached drawing in the embodiment of the present invention, technical solution in the embodiment of the present invention carries out clear, complete
Ground describes, it is clear that described embodiment is a part of the embodiment of the present invention, instead of all the embodiments.Based on this hair
Only embodiment in bright, the every other implementation that those skilled in the art are obtained without making creative work
Example, shall fall within the protection scope of the present invention.
Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still the present invention can be with
Implemented different from other manner described here using other, those skilled in the art can be without prejudice to intension of the present invention
In the case of do similar popularization, therefore the present invention is not limited by following public specific embodiment.
As shown in Figure 1, a kind of fast automatic removal device of water route gas, for removing after liquid circulates by the road or liquid
A large amount of micro-bubbles of generally existing itself, to avoid in high pressure tube body, there are the risks and liquid of cavity to explosion
The accuracy of detection.
The device includes protective casing 10, relief pipe 20, moisture film generator 30, gas deflation assembly and floatation element, based on negative
Liquid can be carried out the operation of gas-liquid separation twice, in the case where pipeline does not have to pressure release, energy by pressure and acceleration of gravity principle
Enough automatically, underwater bubble is quickly removed.
The inside of protective casing 10 has closed processing cavity in the device, by the way that the liquid in pipeline is led to processing
Cavity carries out gas-liquid separation processing.
The structure of relief pipe 20, relief pipe 20 is mainly utilized to be fixed on processing cavity vertically in operation based on principle of negative pressure
The center of bottom, the processing cavity are included in the relief chamber 101 formed in relief pipe 20, and in formation outside relief pipe 20
Fluid collection chamber 102.In the feed liquor runner 11 and connection fluid collection chamber that are provided with connection relief chamber 101 on the bottom plate of protective casing 10
102 go out liquid stream road 12, and the flow for going out liquid stream road 12 when in use is less than the flow of feed liquor runner 11, i.e. inflow is more than water outlet
It measures, and is up to the half of 20 aperture area of relief pipe by the aperture area of feed liquor runner 11 so that at relief pipe 20
Flaring, utilizes the big small-bore drop of relief pipe 20 and feed liquor runner 11 so that pressure rapidly reduces in relief chamber 101, passes through
Relief chamber 101 micro-bubble flowing at this in liquid can be sucked out, and realize the first separation of gas and liquid.
The structure of moisture film generator 30 is mainly utilized in operation based on acceleration of gravity principle, moisture film generator 30 is in perpendicular
The sleeve structure being directly arranged, lower end and the top of relief pipe 20 are fixed, internal to have with relief chamber 101 coaxial and be connected to
The bore of honeycomb duct 31, the honeycomb duct 31 is less than relief pipe 20, and the top of the moisture film generator 30 has closed barrier
Plate is offered on the baffler and is connected to honeycomb duct 31 with fluid collection chamber 102 and moisture film outlet 32 in a ring, wherein moisture film
There is the supporting point being connected with each other between two parts baffler inside and outside outlet 32.It stays high speed to enter moisture film with flow to give birth to
It grows up to be a useful person in 30, since 30 front end exit of moisture film generator is drastically contracted to ring-type, high speed, which sprays, after liquid is trapped forms moisture film
Layer, and get into the air at high speeds, rely on liquids and gases density different (acceleration of gravity), liquid is fast with gas
Speed separates, to realize the secondary separation of liquid also gas, good separating effect.
The gas and liquid isolated can interact, and coordinate the keying of gas deflation assembly, and making each other can smoothly, quickly
Discharge, avoid air-liquid from being stockpiled for a long time in protective casing, influence removal effect.
Gas deflation assembly, is located at the top of protective casing 10, including gas vent and what is be arranged thereon can seal gas vent
Stifled sealing end, the gas vent are opened in 10 top of protective casing and are coaxially disposed with honeycomb duct 31, the sealing end
With the inside for being located in gas vent.And floatation element, the floatation element are movably placed in fluid collection chamber 102, density is less than
Liquid in fluid collection chamber 102, the floatation element include the floating bushing 51 being sheathed on outside moisture film generator 30, and and floating bushing
51 form the pressing plate 52 of " n " shape structure, and the pressing plate 52 is between moisture film generator 30 and gas deflation assembly, the pressing
Plate 52 is equipped with multiple air holes 53, and center is entity structure, and the pressing plate 52 can rise with liquid level in fluid collection chamber 102
And startup sealing end of floating blocks gas vent.
When the liquid level in fluid collection chamber 102 is relatively low, gas deflation assembly is in the open state, the gas that moisture film generator 30 sprays
It is discharged outside the device from gas deflation assembly through the air hole 53 in pressing plate 52.But since the pressure and flow that go out liquid stream road 12 are small
In feed liquor runner 11, inflow is caused to be more than water yield, so the liquid level in fluid collection chamber 102 can constantly rise at any time, floated
Set 51 floats with pressing plate 52, and pressing plate 52 is jacked up to close gas deflation assembly, and gas can not be discharged and may build up
102 top of fluid collection chamber, with the increase of overhead gas, when liquid level is too low, floatation element is moved down by gravity, top row
Stomata will be opened, and after gas escapes from a part, liquid level rises, and fluid collection chamber sealed again, gas deflation assembly in repeatedly closing,
Opening state.
Wherein, sealing end includes exhaust flange 41 that is coaxially fixed with gas vent and being connected to, 41 lower part of the exhaust flange
Annular space is equipped with multiple gases and escapes mouth 42 on side wall, and the bottom of 41 inner cavity of the exhaust flange sets that there are one can be depressed
Plate 52 acts on the sealing tamponade for moving up and blocking gas escape mouth 42.Gas escape mouth 42 is arranged circumferentially, and is conducive to gas from each
A direction enters the discharge of exhaust flange 41.
Since sealing tamponade needs the up and down motion in exhaust flange 41 repeatedly, but prevent sealing tamponade and exhaust flange 41
It is detached from, it is advantageous to, there is the horizontal convex edge to extend internally in the bottom of exhaust flange 41, the sealing tamponade is in can be by this
The T-shaped structure of convex edge limit.Further, it is equipped with an activity in 41 inner cavity of exhaust flange part corresponding with gas escape mouth 42
Chamber, the sealing tamponade is located at including a T shapes top cap 431 and one in movable chamber can be by the 431 upward change of T shapes top cap
The elastic ball 432 that shape blocks gas escape mouth.Rubber material may be used in elastic ball 432, is floated by pressing plate 52 and squeezes T
Shape top cap 431 inside contracts, and the top of T shapes top cap 431 squeezes elastic ball 432 and moves up and deform again, to block up gas escape mouth 42
Firmly.Using the flexible deformation of compression elasticity ball 432, sealing problem caused by after rigid seal tamponade is worn is avoided, can be ensured
Sealing tamponade completely closes, and the ullage of hydrops strong 102 is made to be in seal shape body.Using supercharging of shutting off, the original of flow velocity is improved
Reason makes the bore of movable chamber square 41 inner cavity bore of exhaust flange thereon greatly, allows gas to enough quickly discharges in a high voltage state.
There is big end tapering transition section directed downwardly between honeycomb duct 31 and relief chamber 101, allow the liquid to enter water in a high voltage state
In film generator 30.
And the vertical section in moisture film outlet 32 is in the pyramidal structure of big end upward, and the structure of cone mouth can be such that moisture film gives birth to
Grow up to be a useful person 30 ejections moisture film to external diffusion, on the one hand increase the contact area with air, so that water, gas is preferably detached, another party
Face is since the middle part of pressing plate 52 for the ease of being contacted with sealing-plug is set as entity structure, and moisture film is to can be better after external diffusion
Across air hole 53.
The lower end of moisture film generator 30 is fixed by a T-socket 60 and relief pipe 20, the outer wall of the T-socket 60 with
The inner wall of relief pipe 20 matches (clearance fit can be taken out), the inner wall of T-socket 60 and the outer wall phase of moisture film generator 30
Cooperation (interference fit, seamless), at the top of convex edge be on the one hand depressurized 20 upper limit of pipe, realize moisture film generator 30 with
The assembly of relief pipe 20, the another aspect convex edge can block the gap after T-socket 60 coordinates with relief pipe 20, prevent gas
Or the liquid of entrained gas is overflowed from the gap.The fixation can be convenient for the dismounting of moisture film generator 30 to safeguard.
Wherein, floatation element is made of eva foam, polystyrene foam or polyethylene (EPE pearl wool).
And it is equipped with quick union 70 with the outer end for going out liquid stream road 12 in feed liquor runner 11, which is purchased in market
Part does not repeat herein, by the setting of quick union 70, convenient for the device to be installed on pipeline.In order to detect discharge gas
Ingredient, a detection components can be also connected on exhaust outlet.
It the above is only presently preferred embodiments of the present invention, anyone content according to the present invention makes the present invention a little
Simple modification, deformation and equivalent replacement each fall within protection scope of the present invention.
Claims (10)
1. a kind of fast automatic removal device of water route gas, which is characterized in that including：
One protective casing (10), it is internal that there is closed processing cavity；
One relief pipe (20), is fixed on the center of processing cavity bottom vertically, and the processing cavity is included in relief pipe (20)
The relief chamber (101) of formation, and the fluid collection chamber (102) that is formed outside in relief pipe (20)；
In the feed liquor runner (11) and connection fluid collection chamber that are provided with connection relief chamber (101) on the bottom plate of protective casing (10)
(102) go out liquid stream road (12), the aperture area of the feed liquor runner (11) is up to the half of relief pipe (20) aperture area；
One moisture film generator (30), in the sleeve structure being vertically arranged, the top of lower end and relief pipe (20) is fixed, inside
With honeycomb duct (31) that is coaxial with relief chamber (101) and being connected to, the bore of the honeycomb duct (31) is less than relief pipe (20), institute
The top for stating moisture film generator (30) has closed baffler, is offered honeycomb duct (31) and fluid collection chamber on the baffler
(102) it is connected to and moisture film in a ring exports (32)；
One gas deflation assembly, is located at the top of protective casing (10), including gas vent and what is be arranged thereon can seal gas vent
Stifled sealing end, the gas vent are opened at the top of protective casing (10) and are coaxially disposed with honeycomb duct (31), the sealing
End is the same as the inside for being located in gas vent；And
One floatation element, the floatation element are movably placed in fluid collection chamber (102), and density is less than the liquid in fluid collection chamber (102)
Body, the floatation element include being sheathed on the floating bushing (51) of moisture film generator (30) outside, and form " n " with floating bushing (51)
The pressing plate (52) of shape structure, the pressing plate (52) are located at moisture film generator (30) between gas deflation assembly, the pressing plate
(52) multiple air holes (53) are equipped with, center is entity structure, and the pressing plate (52) can be with fluid collection chamber (102) interior liquid
Face rises and startup sealing end of floating blocks gas vent.
2. a kind of fast automatic removal device of water route gas according to claim 1, which is characterized in that the sealing end
Include exhaust flange (41) that is coaxially fixed with gas vent and being connected to, annular space is equipped on the side wall of exhaust flange (41) lower part
Multiple gases escape mouths (42), the bottom of exhaust flange (41) inner cavity set there are one can depressed plate (52) effect move up
The sealing tamponade that gas escape mouth (42) is blocked.
3. a kind of fast automatic removal device of water route gas according to claim 2, which is characterized in that the exhaust flange
(41) bottom has the horizontal convex edge to extend internally, and the sealing tamponade is in the T-shaped structure that can be limited by the convex edge.
4. a kind of fast automatic removal device of water route gas according to claim 2, which is characterized in that the exhaust flange
(41) inner cavity part corresponding with gas escape mouth (42) is equipped with a movable chamber, and the sealing tamponade includes a T shape top caps
(431) and gas can be escaped what mouth (42) be blocked by one in movable chamber by the upward deformation of T shapes top cap (431)
Elastic ball (432).
5. a kind of fast automatic removal device of water route gas according to claim 4, which is characterized in that the movable chamber
Bore exhaust flange (41) inner cavity bore square thereon greatly.
6. a kind of fast automatic removal device of water route gas according to claim 1, which is characterized in that the moisture film outlet
(32) vertical section is in the pyramidal structure of big end upward.
7. a kind of fast automatic removal device of water route gas according to claim 1, which is characterized in that the honeycomb duct
(31) there is big end tapering transition section directed downwardly between relief chamber (101).
8. a kind of fast automatic removal device of water route gas according to claim 1, which is characterized in that the moisture film generates
The lower end of device (30) is fixed by a T-socket (60) and relief pipe (20), the outer wall and relief pipe of the T-socket (60)
(20) inner wall matches, and the inner wall of T-socket (60) is matched with the outer wall of moisture film generator (30), at the top of convex edge quilt
Relief pipe (20) upper limit.
9. a kind of fast automatic removal device of water route gas according to claim 1, which is characterized in that the floatation element
It is made of eva foam, polystyrene foam or polyethylene.
10. a kind of fast automatic removal device of water route gas according to claim 1, which is characterized in that described into liquid stream
Road (11) and the outer end for going out liquid stream road (12) are equipped with quick union (70).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810931011.XA CN108726618B (en) | 2018-08-15 | 2018-08-15 | Quick automatic removing device for waterway gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810931011.XA CN108726618B (en) | 2018-08-15 | 2018-08-15 | Quick automatic removing device for waterway gas |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108726618A true CN108726618A (en) | 2018-11-02 |
| CN108726618B CN108726618B (en) | 2024-02-02 |
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ID=63942905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810931011.XA Active CN108726618B (en) | 2018-08-15 | 2018-08-15 | Quick automatic removing device for waterway gas |
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| Country | Link |
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| CN (1) | CN108726618B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111437662A (en) * | 2020-05-22 | 2020-07-24 | 重庆开山压缩机有限公司 | Oil-gas separation detection device |
| CN113457319A (en) * | 2021-07-08 | 2021-10-01 | 惠泽（南京）环保科技有限公司 | Water film device and exhaust treatment device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113457319B (en) * | 2021-07-08 | 2022-07-01 | 惠泽（南京）环保科技有限公司 | Water film device and exhaust treatment device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108726618B (en) | 2024-02-02 |
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