CN208777414U - Part flow arrangement and separate system - Google Patents
Part flow arrangement and separate system Download PDFInfo
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- CN208777414U CN208777414U CN201821026329.5U CN201821026329U CN208777414U CN 208777414 U CN208777414 U CN 208777414U CN 201821026329 U CN201821026329 U CN 201821026329U CN 208777414 U CN208777414 U CN 208777414U
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- air bag
- outlet pipe
- bypass outlet
- flow arrangement
- part flow
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- 241000876443 Varanus salvator Species 0.000 claims description 7
- 230000008961 swelling Effects 0.000 claims description 4
- 238000003912 environmental pollution Methods 0.000 abstract 1
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- 238000000034 method Methods 0.000 description 11
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Abstract
Part flow arrangement and separate system, part flow arrangement include: current divider ontology, have inlet and outlet and bypass outlet pipe；Pneumatic expansion component, it is arranged in current divider ontology, for under the action of compressed gas expansion or shrinkage come it is corresponding so that pipeline cut-off or conducting, wherein, pneumatic expansion component includes the air bag being arranged in bypass outlet pipe, there is air bag connector to be used to be connected to by gas transmission pipeline with compressed gas source, when the air bag is inflated expansion, the air bag of expansion, which can be expanded to, completely lives bypass outlet pipe plug, so that bypass outlet pipe is in off state, inlet and outlet conducting, when the air bag not be inflated and in the raw when, there is gap between air bag and the inner wall of bypass outlet pipe, the gap can allow fluid to pass through, so that import and bypass outlet pipe are in the conductive state.So not no security risk electrically, and even if pipeline leakage, gas only also can be discharged, not will cause environmental pollution.
Description
Technical field
The utility model relates to a kind of part flow arrangement, be especially for use in municipal rainwater, the part flow arrangement in sewage conduct,
Separate system and shunt method.
Background technique
With the quickening of urbanization process, Permeable stratum area is dramatically increased on ground, pollutant these fluid-tightly
It is built up on face, when rainfall, pollutant is poured rainfall runoff system and forms rainwater runoff pollution by rain drop erosion ground.Rain
Water runoff pollution is a kind of diffusion contact scar, and pollutant enters natural water, causes water pollution, and pollutant includes particle
The poisonous and harmful substances such as object, organic matter, heavy metal.Therefore, urbanization process and industrialization development lead to water source judgment and rain flood
Harm is got worse.
With the aggravation that water source judgment and rain flood endanger, rainwater is subject to Collection utilization as water resource and carries out comprehensive treatment
Have become important emerging project.Serious with urban atmospheric pollution and ground pollution, rainwater runoff pollution is further serious, especially
It is the more first rain of pollutant, and it is dirty that the pollutant index peak of the first rain of certain areas is much higher than typical urban life
Water.Therefore, it is necessary to which especially just rain is handled to rainwater.But during the rainfall, middle and later periods rainwater is generally more
Completely, natural water can be directly discharged to.Therefore, it is necessary to carry out shunting processing to rainwater.
Utility model content
The purpose of this utility model is to overcome the deficiency of above-mentioned background technique, a kind of part flow arrangement is provided, shunts system
System and shunt method.The utility model shunts rainwater by changing the switching of rainwater flow direction, realization in pipeline.
A kind of part flow arrangement characterized by comprising
Current divider ontology has inlet and outlet and bypass outlet pipe；
Pneumatic expansion component is arranged in the current divider ontology, for expansion or shrinkage under the action of compressed gas
Come it is corresponding so that pipeline cut-off or conducting,
Wherein, the pneumatic expansion component includes the air bag being arranged in the bypass outlet pipe,
There is the air bag connector to be used to be connected to by gas transmission pipeline with compressed gas source,
When the air bag is inflated expansion, the air bag of expansion, which can be expanded to, completely lives the bypass outlet pipe plug, thus
So that bypass outlet pipe is in off state, the import and outlet conducting,
When the air bag not be inflated and in the raw when, have between air bag and the inner wall of the bypass outlet pipe
Gap, the gap can allow fluid to pass through, so that the import and the bypass outlet pipe are in the conductive state.
Part flow arrangement provided by the utility model can also have the feature that,
Part flow arrangement provided by the utility model can also have the feature that, further includes: mounting assembly, fixation are set
It sets on the current divider ontology, including the suspension hook on the mounting rack is hooked in mounting rack and two sunpenders, described sunpender one end,
The other end is connect with the pneumatic expansion component.
Part flow arrangement provided by the utility model can also have the feature that, wherein be provided on the mounting rack
Multiple suspension hooks arranged in a straight line adjust the pneumatic expansion component by the way that two sunpenders are hooked the suspension hook of different location
Upper and lower position in the bypass outlet pipe.
Part flow arrangement provided by the utility model can also have the feature that, wherein the air bag is in during expansion
Circle drum.
Part flow arrangement provided by the utility model can also have the feature that, wherein the bypass outlet pipe it is interior
Wall is arc-shaped, is used for and air bag when in swelling state matches.
The utility model also provides a kind of separate system characterized by comprising
Compressed gas source, for providing compressed gas；
Gas transmission pipeline, for conveying compressed gas；
Part flow arrangement is connected to by the gas transmission pipeline with the compressed gas source for being mounted on rain pipe road
To control the on and off of the pipeline；
Control unit, the controller being connected including measuring instrument and respectively with the compressed gas source, the measuring instrument,
Wherein, the part flow arrangement is above-mentioned part flow arrangement,
The measuring instrument is connected with the controller, and the metrical information for acquiring measuring instrument sends the control to
Device processed,
The controller controls the compressed gas source to described point after receiving the metrical information, according to the metrical information
Flow the inflation and exhaust of device.
Separate system provided by the utility model further includes position sensor, and the bypass that the part flow arrangement is arranged in goes out
On mouth pipe, for detecting the position of the air bag expansion, so that it is determined that the on and off state of bypass outlet pipe.
Separate system provided by the utility model can also have the feature that, wherein the part flow arrangement setting exists
The underground part of shunting well, abandoned stream well or Vatch basin, inlet and outlet are connected to the storm sewer being embedded under road surface.
Separate system provided by the utility model can also have the feature that, wherein the measuring instrument includes rain
One of meter, timer, water monitor and liquidometer are a variety of,
It is corresponding, the metrical information include include rainfall, rain time, in water quality and well body structure in water level
It is one or more.
Separate system provided by the utility model can also have the feature that, wherein the compressed gas source, described
Control unit is to be arranged far from the place of the shunting well, abandoned stream well or Vatch basin.
The effect of utility model and effect are: the part flow arrangement according to involved in the utility model, because having setting
In the intrinsic pneumatic expansion component of the current divider, expansion or shrinkage is driven using compressed gas, and then control piper is cut
Only or be connected, so not security risk electrically, and even if pipeline leakage, gas only also can be discharged, not will cause ring
Border pollution.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the embodiments of the present invention moderate rain dirt part flow arrangement on state.
Fig. 2 is structural schematic diagram of the embodiments of the present invention moderate rain dirt part flow arrangement in off state.
Specific embodiment
In order to be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, with
Lower embodiment combination attached drawing is specifically addressed the utility model part flow arrangement, separate system and shunt method.
Fig. 1 is structural schematic diagram of the embodiments of the present invention moderate rain dirt part flow arrangement on state.
Fig. 2 is structural schematic diagram of the embodiments of the present invention moderate rain dirt part flow arrangement in off state.
As shown in Figure 1, separate system 100 includes compressed gas source 10, gas transmission pipeline 20, part flow arrangement 30, control list
First 40, position sensor 50, for shunting rainwater and sewage.
Compressed gas source 10 is arranged far from the place of shunting well, abandoned stream well or Vatch basin, originally for providing compressed gas
It is the air compressor with air container in embodiment, passes through the valve and extraneous gas transmission pipeline 20 in air container
It communicates, the external world is exhausted and is inflated.
Gas transmission pipeline 20, for conveying compressed gas.It is to be embedded in underground in the present embodiment.
Part flow arrangement 30 passes through the gas transmission pipeline 20 and the compressed gas source for being mounted on rain pipe road
10 are connected to control the on and off of the pipeline.The well of shunting well, abandoned stream well or Vatch basin is arranged in the part flow arrangement
Lower part, inlet and outlet are connected to the storm sewer being embedded under road surface.
The part flow arrangement 30 includes current divider ontology 31, pneumatic expansion component 32, mounting assembly 33.
Current divider ontology 31, has import 31a and outlet 31b and bypass outlet pipe 31c, import 31a and outlet 31b is
What straight line communicated.
Pneumatic expansion component 32, be arranged in the current divider ontology 31, under the action of compressed gas expansion or
It shrinks and comes corresponding so that pipeline ends or conducting.
Pneumatic expansion component 32 includes air bag 32a, and air bag 32a is arranged in the bypass outlet pipe 31c, and it is gentle to have
The connector that body conveyance conduit 20 connects.
As shown in Fig. 2, the air bag of expansion can be expanded to the bypass outlet pipe completely when the air bag is inflated expansion
It blocks, so that bypass is in off state, the air bag is in circle drum when inflation is heaved, and is bypassed out with described
The shape of mouth pipe 31c matches.In the present embodiment, air bag is rubber pneumatic bag.
As shown in Figure 1, but the air bag be not inflated and in the raw when, air bag and the bypass outlet pipe 31c
Inner wall between there is gap, which can allow fluid to pass through, so that bypass is in the conductive state.
Mounting assembly 33 is fixed on the current divider ontology 31, including mounting rack 33a and two sunpender 33b.
The mounting rack is in inverted L-shaped, and crossbar sections are provided with multiple suspension hooks arranged in a straight line.
The sunpender 33b hooks one end the suspension hook on the mounting rack 33a, the gas of the other end and the pneumatic expansion component
Capsule 32a connection,
The pneumatic expansion component is adjusted on the side by the way that two sunpender 33b are hooked the suspension hook of different location
Upper and lower position in way outlet pipe, thus it is adjustable in air bag expansion with the sealing force of bypass outlet pipe 31c, into
And guarantee the effect of cut-off sealing.
Control unit 40, including detect amount of rainfall rainfall gauge 41 and with the compressed gas source 10,41 phase of the rainfall gauge
Controller 42 even.
Rainfall gauge 41 and the controller 42 communicate to connect, the rainfall information for acquiring rainfall gauge 41 wear give it is described
Controller 42, the controller 42 after receive the rainfall information, according to rainfall number control the compressed gas source 10
Inflation and exhaust to the air bag of the part flow arrangement 30.
Position sensor 50 is arranged on the bypass outlet pipe of the part flow arrangement, for detecting the air bag expansion
Position, so that it is determined that the on and off state of bypass outlet pipe.Its connecting line 51 and gas transmission pipeline 20 are buried together
In underground.
The present embodiment also provides a kind of shunt method of above-mentioned separate system, which is characterized in that
When bypass outlet pipe connection sewage pipe, the outlet rain pipe, shunt method is as follows:
When no rainwater enters separate system, the air bag not be inflated and in the raw, air bag with it is described
There is gap, which can allow fluid to pass through, so that the import and the side between the inner wall of bypass outlet pipe
Way outlet pipe is in the conductive state, and when rain enters separate system, initial rainwater is discharged into sewage pipe by bypass outlet pipe；
According to the metrical information for entering separate system, the air bag is inflated and is in swelling state, the air bag meeting of expansion
It is expanded to and completely lives the bypass outlet pipe plug, so that bypass outlet pipe is in off state, the import and described
Outlet conducting, when rain enters separate system, middle and later periods rainwater is discharged into rain pipe by outlet；
When bypass outlet pipe connection rain pipe, the outlet sewage pipe, shunt method is as follows:
When no rainwater enters separate system, the air bag is inflated and is in swelling state, and the air bag of expansion can be swollen
It is swollen to the bypass outlet pipe plug is lived completely so that bypass outlet pipe is in off state, the import and it is described go out
Mouth conducting, when rain enters separate system, initial rainwater is discharged into sewage pipe by outlet；
According to enter separate system metrical information, the air bag not be inflated and in the raw, air bag and institute
Stating has gap between the inner wall of bypass outlet pipe, which can allow fluid to pass through, so that the import and described
Bypass outlet pipe is in the conductive state, and when rain enters separate system, middle and later periods rainwater is discharged into rain by bypass outlet pipe
Water pipe.
Illustrate the working principle for the rain sewage diversion device for using rainfall gauge as measuring instrument in the present embodiment briefly below
And process.
In fine day, in the raw, the bypass outlet pipe 31c of part flow arrangement 30 is in be led the air bag 32a in device
Logical state is discharged into municipal wastewater as shown in Figure 1, then the sanitary sewage in storm sewer is directly connected to municipal wastewater pipe
Guan Zhong.
When rainfall, in the raw, the bypass outlet pipe 31c conducting of part flow arrangement 30 will be first for the air bag in initial stage device
Phase rainwater imports municipal wastewater pipe.
Rainfall gauge 42 starts to measure rainfall simultaneously, when variable reaches setting value, i.e., when initial rainwater all shunts
To municipal wastewater pipe, compressed air is passed through gas transmission pipeline 20 by the valve of 42 action control compressed gas source 10 of controller
Import air bag 32a.
Bypass outlet pipe 31c is closed as shown in Fig. 2, air bag 32a is expanded to, position sensor 50 incudes air bag expansion
Position, and feed back air bag expansion in place, the later period of rainfall at this time cleaner rainwater directly passes through inlet for stom water and drains into municipal rainwater
Pipe.
After rainfall, rainfall gauge 42 stops metering, and after reaching setting time, controller 42 is acted, and it is defeated to open gas
Pipeline is sent to be exhausted, gas is discharged recovery nature in air bag 32a, and bypass outlet pipe 31c is opened, position sensor 50
Feedback air bag 32a separates confirmation air bag with pipeline and restores nature, and sanitary sewage is discharged into municipal wastewater pipe at this time.
In above-described embodiment, for measuring instrument using rainfall gauge 41, corresponding information is rainfall information.Those skilled in the art
Know, measuring instrument can be one of timer, water monitor and liquidometer or a variety of, and corresponding, metrical information is just
It is rain time, one of water level or a variety of in water quality and well body structure.
Timer, water monitor and liquidometer are illustrated individually below.
Timer:
In fine day, in the raw, the bypass outlet pipe 31c of part flow arrangement 30 is in be led the air bag 32a in device
Logical state is discharged into municipal wastewater as shown in Figure 1, then the sanitary sewage in storm sewer is directly connected to municipal wastewater pipe
Guan Zhong.
When rainfall, in the raw, the bypass outlet pipe 31c conducting of part flow arrangement 30 will be first for the air bag in initial stage device
Phase rainwater imports municipal wastewater pipe.
Timer 41 starts to measure rain time simultaneously, when rain time reaches setting value, i.e., when initial rainwater whole
After branching to municipal wastewater pipe, compressed air is passed through gas transmission pipeline by the valve of 42 action control compressed gas source 10 of controller
20 import air bag 32a.
Bypass outlet pipe 31c is closed as shown in Fig. 2, air bag 32a is expanded to, position sensor 50 incudes air bag expansion
Position, and feed back air bag expansion in place, the later period of rainfall at this time cleaner rainwater directly passes through inlet for stom water and drains into municipal rainwater
Pipe.
After rainfall, rainfall gauge 41 stops metering, and after reaching setting time, controller 42 is acted, and it is defeated to open gas
Pipeline is sent to be exhausted, gas is discharged recovery nature in air bag 32a, and bypass outlet pipe 31c is opened, position sensor 50
Feedback air bag 32a separates confirmation air bag with pipeline and restores nature, and sanitary sewage is discharged into municipal wastewater pipe at this time.
Water monitor:
In fine day, in the raw, the bypass outlet pipe 31c of part flow arrangement 30 is in be led the air bag 32a in device
Logical state is discharged into municipal wastewater as shown in Figure 1, then the sanitary sewage in storm sewer is directly connected to municipal wastewater pipe
Guan Zhong.
When rainfall, in the raw, the bypass outlet pipe 31c conducting of part flow arrangement 30 will be first for the air bag in initial stage device
Phase rainwater imports municipal wastewater pipe.
Water monitor 41 starts to carry out the water quality indicator in water quality monitoring acquisition water simultaneously, sets when water quality indicator reaches
Value be water correction to a certain extent when, that is, after being determined as that initial rainwater all branches to municipal wastewater pipe, controller 42 act
Compressed air is imported air bag 32a by gas transmission pipeline 20 by the valve for controlling compressed gas source 10.
Bypass outlet pipe 31c is closed as shown in Fig. 2, air bag 32a is expanded to, position sensor 50 incudes air bag expansion
Position, and feed back air bag expansion in place, the later period of rainfall at this time cleaner rainwater directly passes through inlet for stom water and drains into municipal rainwater
Pipe.
After rainfall, water monitor 41 stops monitoring, and after reaching setting time, controller 42 is acted, and opens gas
Body conveyance conduit is exhausted, and gas is discharged recovery nature in air bag 32a, and bypass outlet pipe 31c is opened, position sensing
Device 50 feeds back air bag 32a and separates confirmation air bag recovery nature with pipeline, and sanitary sewage is discharged into municipal wastewater at this time
Pipe.
Liquidometer is mounted on the underground part of shunting well, abandoned stream well or Vatch basin:
In fine day, in the raw, the bypass outlet pipe 31c of part flow arrangement 30 is in be led the air bag 32a in device
Logical state is discharged into municipal wastewater as shown in Figure 1, then the sanitary sewage in storm sewer is directly connected to municipal wastewater pipe
Guan Zhong.
When rainfall, in the raw, the bypass outlet pipe 31c conducting of part flow arrangement 30 will be first for the air bag in initial stage device
Phase rainwater imports municipal wastewater pipe.
Liquidometer 41 starts to measure the liquid level in well simultaneously, when level value reaches setting value, i.e., when initial rainwater whole
After branching to municipal wastewater pipe, compressed air is passed through gas transmission pipeline by the valve of 42 action control compressed gas source 10 of controller
20 import air bag 32a.
Bypass outlet pipe 31c is closed as shown in Fig. 2, air bag 32a is expanded to, position sensor 50 incudes air bag expansion
Position, and feed back air bag expansion in place, the later period of rainfall at this time cleaner rainwater directly passes through inlet for stom water and drains into municipal rainwater
Pipe.
After rainfall, liquidometer 41 stops measurement, and after reaching setting time, controller 42 is acted, and it is defeated to open gas
Pipeline is sent to be exhausted, gas is discharged recovery nature in air bag 32a, and bypass outlet pipe 31c is opened, position sensor 50
Feedback air bag 32a separates confirmation air bag with pipeline and restores nature, and sanitary sewage is discharged into municipal wastewater pipe at this time.
In above embodiments, measuring instrument is all using one kind, in special requirement or in order to improve the accurate of control
Property, a variety of measuring instruments also can be set and acquire a variety of metrical informations to be controlled: being wanted when a variety of metrical informations all meet
When asking, controller is just acted, and such operation can make the shunting effect of rainwater, sewage more preferable.
The action and effect of embodiment is: the part flow arrangement according to involved in the present embodiment, is arranged because having in institute
State the intrinsic pneumatic expansion component of current divider, drive expansion or shrinkage using compressed gas, so control piper cut-off or
Conducting, so not security risk electrically, and even if pipeline leakage, gas only also can be discharged, not will cause environment dirt
Dye.
Because pneumatic expansion component uses air bag, by the expansion and natural shrinking state of air bag come to part flow arrangement
On and off controlled, structure is simple, convenient for installation and maintenance.
Further, the pneumatic expansion component is adjusted by the way that two sunpender 33b are hooked the suspension hook of different location
Upper and lower position in the bypass outlet pipe, the thus adjustable sealing in air bag expansion with bypass outlet pipe 31c
Active force, and then guarantee the effect of cut-off sealing.
It is swollen for detecting the air bag again because position sensor is arranged on the bypass outlet pipe of the part flow arrangement
Swollen position, so that it is determined that the on and off shape of bypass outlet pipe, can guarantee that the result of control is fed back in this way, control knot
Fruit is more accurate.
Above embodiment is the preferred case of the utility model, is not intended to limit the protection scope of the utility model.
Claims (10)
1. a kind of part flow arrangement characterized by comprising
Current divider ontology has inlet and outlet and bypass outlet pipe；
Pneumatic expansion component is arranged in the current divider ontology, under the action of compressed gas expansion or shrinkage come pair
That answers makes pipeline end or be connected,
Wherein, the pneumatic expansion component includes the air bag being arranged in the bypass outlet pipe,
There is the air bag connector to be used to be connected to by gas transmission pipeline with compressed gas source,
When the air bag is inflated expansion, the air bag of expansion, which can be expanded to, completely lives the bypass outlet pipe plug, so that
Bypass outlet pipe is in off state, the import and outlet conducting,
When the air bag not be inflated and in the raw when, between having between air bag and the inner wall of the bypass outlet pipe
Gap, the gap can allow fluid to pass through, so that the import and the bypass outlet pipe are in the conductive state.
2. part flow arrangement according to claim 1, which is characterized in that further include:
Mounting assembly is fixed on the current divider ontology, including mounting rack and two sunpenders,
The suspension hook on the mounting rack is hooked in described sunpender one end, and the other end is connect with the pneumatic expansion component.
3. part flow arrangement according to claim 2, it is characterised in that:
Multiple suspension hooks arranged in a straight line are provided on the mounting rack,
The pneumatic expansion component is adjusted by the way that two sunpenders are hooked the suspension hook of different location in the bypass outlet
Upper and lower position in pipe.
4. part flow arrangement according to claim 1, it is characterised in that:
Wherein, the air bag is in circle drum during expansion.
5. part flow arrangement according to claim 1, it is characterised in that:
Wherein, the inner wall of the bypass outlet pipe is arc-shaped, is used for and air bag when in swelling state matches.
6. a kind of separate system characterized by comprising
Compressed gas source, for providing compressed gas；
Gas transmission pipeline, for conveying compressed gas；
Part flow arrangement is connected to for being mounted on rain pipe road by the gas transmission pipeline with the compressed gas source to control
Make the on and off of the pipeline；
Control unit, the controller being connected including measuring instrument and respectively with the compressed gas source, the measuring instrument,
Wherein, the part flow arrangement is part flow arrangement described in any one of claim 1-5,
The measuring instrument is connected with the controller, and the metrical information for acquiring measuring instrument sends the control to
Device,
The controller controls the compressed gas source according to the metrical information and fills to the shunting after receiving the metrical information
The inflation and exhaust set.
7. separate system according to claim 6, which is characterized in that further include:
Position sensor is arranged on the bypass outlet pipe of the part flow arrangement, for detecting the position of the air bag expansion, from
And determine the on and off state of bypass outlet pipe.
8. separate system according to claim 6, it is characterised in that:
Wherein, the part flow arrangement is arranged in the underground part of shunting well, abandoned stream well or Vatch basin, inlet and outlet and embedded
Storm sewer connection under road surface.
9. separate system according to claim 8, it is characterised in that:
Wherein, the measuring instrument includes one of rainfall gauge, timer, water monitor and liquidometer or a variety of,
Corresponding, the metrical information includes rainfall, rain time, one of water level or more in water quality and well body structure
Kind.
10. separate system according to claim 6, it is characterised in that:
Wherein, the compressed gas source, described control unit are to be arranged far from the place of shunting well, abandoned stream well or Vatch basin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821026329.5U CN208777414U (en) | 2018-06-28 | 2018-06-28 | Part flow arrangement and separate system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821026329.5U CN208777414U (en) | 2018-06-28 | 2018-06-28 | Part flow arrangement and separate system |
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| Publication Number | Publication Date |
|---|---|
| CN208777414U true CN208777414U (en) | 2019-04-23 |
Family
ID=66153065
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821026329.5U Active CN208777414U (en) | 2018-06-28 | 2018-06-28 | Part flow arrangement and separate system |
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| CN (1) | CN208777414U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115340141A (en) * | 2022-07-15 | 2022-11-15 | 国核电力规划设计研究院有限公司 | Drainage channel internal bag type defoaming device and defoaming method |
-
2018
- 2018-06-28 CN CN201821026329.5U patent/CN208777414U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115340141A (en) * | 2022-07-15 | 2022-11-15 | 国核电力规划设计研究院有限公司 | Drainage channel internal bag type defoaming device and defoaming method |
| CN115340141B (en) * | 2022-07-15 | 2024-05-10 | 国核电力规划设计研究院有限公司 | Bag-type defoaming device and defoaming method in drainage channel |
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