CN110173624A - A kind of gas dual check control valve - Google Patents
A kind of gas dual check control valve Download PDFInfo
- Publication number
- CN110173624A CN110173624A CN201910517463.8A CN201910517463A CN110173624A CN 110173624 A CN110173624 A CN 110173624A CN 201910517463 A CN201910517463 A CN 201910517463A CN 110173624 A CN110173624 A CN 110173624A
- Authority
- CN
- China
- Prior art keywords
- water seal
- cavity
- control valve
- pipe
- tracheae
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000009977 dual effect Effects 0.000 title claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 124
- 239000007788 liquid Substances 0.000 claims abstract description 98
- 238000005192 partition Methods 0.000 claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 241000486406 Trachea Species 0.000 description 2
- 208000002925 dental caries Diseases 0.000 description 2
- 210000003437 trachea Anatomy 0.000 description 2
- 238000000034 method Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/02—Pipe-line systems for gases or vapours
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D3/00—Arrangements for supervising or controlling working operations
- F17D3/01—Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of a product
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Check Valves (AREA)
Abstract
The invention discloses a kind of gas dual check control valves, are related to gas valve field.The control valve includes: valve body, and the valve body is divided by a partition: the first cavity includes: the first water seal liquid inlet, the first water seal liquid outlet, the first tracheae；Second cavity includes: the second water seal liquid inlet, the second water seal liquid outlet, the second tracheae；First cavity communicates at the top of partition with the second cavity；First water seal control pipe includes: the first water seal control interface tube, the first U-shaped water seal pipeline section, the first high liquid level control valve, the first low liquid level control valve；Second water seal control pipe includes: the second water seal control interface tube, second U-shaped water seal pipeline section, second high liquid level control valve, second low liquid level control valve, it is controlled by the realization gas dual check on and off of two position control valve, the utility model has the advantages that the present invention change in the past can only one-way non-return mode, and structure is simple, practical.
Description
Technical field
The present invention relates to a kind of gas valve more particularly to a kind of gas dual check control valves.
Background technique
Valve be in the fluid system, for control the direction of fluid, pressure, flow device, be to make piping and equipment
Interior media flow or stopping and the device that can control its flow.Gas valve is the control unit in pipeline gas transportation system
Part, for changing gas flow direction or size.
Air check valve valve is voluntarily opened using the kinetic energy of gas itself for preventing gas backflow, when reverse flow from
It is dynamic to close, standing on the outlet of air pump and other do not allow the place of reverse fluid flow.Existing gas valve is with unidirectional
Based on non-return, need one kind can be with the gas valve of dual check.
Summary of the invention
The present invention to solve the above-mentioned problems, now provides a kind of gas dual check control valve, comprising:
Valve body, the valve body are divided by a partition:
First cavity, first cavity include:
First water seal liquid inlet is set to the top of first cavity；
First water seal liquid outlet is set to the side wall of first cavity；
First tracheae, the bottom end of first tracheae are extended inwardly into first cavity, the top of first tracheae
Hold protruding first cavity；
Second cavity, second cavity include:
Second water seal liquid inlet is set to the top of second cavity；
Second water seal liquid outlet is set to the side wall of second cavity；
Second tracheae, the bottom end of second tracheae are extended inwardly into second cavity, the top of second tracheae
Hold protruding second cavity；
First cavity communicates at the top of the partition with second cavity；
First water seal control pipe, the first water seal control pipe include:
First water seal controls interface tube, connects the first water seal liquid outlet；
First U-shaped water seal pipeline section has a first pipe straight up and a second pipe, and the first pipe connects
Connect the first water seal control interface tube；
First high liquid level control valve, connects the second pipe, and the setting position of the first high liquid level control valve is higher than
The position of first tracheae bottom end and the position being lower than at the top of the partition；
First low liquid level control valve, connects the second pipe, and the setting position of the first low liquid level control valve is lower than
The position of first tracheae bottom end and the position of the U-shaped groove higher than the described first U-shaped water seal pipeline section.
Second water seal control pipe, the second water seal control pipe include:
Second water seal controls interface tube, connects the second water seal liquid outlet；
Second U-shaped water seal pipeline section has a third pipeline and one the 4th pipeline straight up, and the third pipeline connects
Connect the second water seal control interface tube；
Second high liquid level control valve connects the 4th pipeline, and the setting position of the second high liquid level control valve is higher than
The position of second tracheae bottom end and the position being lower than at the top of the partition；
Second low liquid level control valve connects the 4th pipeline, and the setting position of the second low liquid level control valve is lower than
The position of second tracheae bottom end and the position of the U-shaped groove higher than the described second U-shaped water seal pipeline section.
Preferably, the pressure of the water column in the described first U-shaped water seal pipeline section is greater than the gas pressure of the valve inner；Institute
The pressure for stating the water column in the second U-shaped water seal pipeline section is greater than the gas pressure of the valve inner.
Preferably, the intracorporal liquid of the first water seal cavity is water, and the intracorporal liquid of the second water seal cavity is water.
Preferably, the valve body is rectangle.
Preferably, the valve body is circle.
Preferably, the first water seal control pipe is steel pipe and/or hose.
Preferably, the second water seal control pipe is steel pipe and/or hose.
The invention has the following advantages:
By be arranged gas dual check control valve, change in the past can only one-way non-return mode, the design structure letter
It is single, practical.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of gas dual check control valve in preferred embodiments of the present invention；
Fig. 2 is the schematic diagram in preferred embodiments of the present invention, when a kind of gas dual check control valve one-way non-return；
Fig. 3 is the schematic diagram in preferred embodiments of the present invention, when a kind of gas dual check control valve one-way non-return；
Fig. 4 is the schematic diagram in preferred embodiments of the present invention, when a kind of gas dual check control valve dual check；
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art without creative labor it is obtained it is all its
His embodiment, shall fall within the protection scope of the present invention.
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
The present invention will be further explained below with reference to the attached drawings and specific examples, but not as the limitation of the invention.
The present invention provides a kind of gas dual check control valve, as shown in Figure 1, comprising:
Valve body 3, valve body 3 are divided by a partition 4:
First cavity 1, the first cavity 1 include:
First water seal liquid inlet 11 is set to the top of the first cavity 1；
First water seal liquid outlet 12 is set to the side wall of the first cavity 1；
First tracheae 13, the bottom end of the first tracheae 13 are extended inwardly into the first cavity 1, and the top of the first tracheae 13 is outside
Stretch out the first cavity 1；
Second cavity 2, the second cavity 2 include:
Second water seal liquid inlet 21 is set to the top of the second cavity 2；
Second water seal liquid outlet 22 is set to the side wall of the second cavity 2；
Second tracheae 23, the bottom end of the second tracheae 23 are extended inwardly into the second cavity 2, and the top of the second tracheae 23 is outside
Stretch out the second cavity 2；
First cavity 1 communicates at the top of partition 4 with the second cavity 2；
First water seal controls pipe 14, and the first water seal control pipe 14 includes:
First water seal controls interface tube 15, connects the first water seal liquid outlet 12；
First U-shaped water seal pipeline section 16 has a first pipe 161 straight up and a second pipe 162, and the first pipe
Road 161 connects the first water seal and controls interface tube 15；
First high liquid level control valve 17, connects second pipe 162, and the setting position of the first high liquid level control valve 17 is higher than the
The position of one tracheae, 13 bottom end and the position for being lower than 4 top of partition；
First low liquid level control valve 18, connects second pipe 162, and the setting position of the first low liquid level control valve 18 is lower than the
The position of one tracheae, 13 bottom end and the position of the U-shaped groove higher than the first U-shaped water seal pipeline section 16.
Second water seal controls pipe 24, and the second water seal control pipe 24 includes:
Second water seal controls interface tube 25, connects the second water seal liquid outlet 22；
Second U-shaped water seal pipeline section 26 has a third pipeline 261 and one the 4th pipeline 262 straight up, and third pipe
Road 261 connects the second water seal and controls interface tube 25；
Second high liquid level control valve 27, connects the 4th pipeline 262, and the setting position of the second high liquid level control valve 27 is higher than the
The position of two tracheaes, 23 bottom end and the position for being lower than 4 top of partition；
Second low liquid level control valve 28, connects the 4th pipeline 262, and the setting position of the second low liquid level control valve 28 is lower than the
The position of two tracheaes, 23 bottom end and the position of the U-shaped groove higher than the second U-shaped water seal pipeline section 26.
Specifically, in the present embodiment, valve body 3 is divided into the first cavity 1 and the second cavity 2, the first cavity 1 and by partition 4
Two cavitys 2 are communicated by the channel 5 at 4 top of partition.
First water seal liquid inlet 11 is set at the top of first cavity 1, is entered in the first cavity for the first water seal liquid, first
The first tracheae 13 is also set up at the top of cavity 1,13 one end of the first tracheae is arranged in the first cavity 1, and the other end connects external air source.
The first water seal liquid outlet 12 is set in 1 side wall of the first cavity, the first water seal liquid outlet 12 first connects the first water seal control pipe
Interface 15, reconnects the first U-shaped water seal pipeline section 16, and the first U-shaped water seal pipeline section 16 is divided into first pipe 161 and second pipe 162.
Second pipeline section 162 is separately connected the first high liquid level control valve 17 and the first low liquid level control valve 18 again.
Second water seal liquid inlet 21 is set at the top of second cavity 1, is entered 2 in the second cavity for the second water seal liquid, the
The second tracheae 23 is also set up at the top of two cavitys 2, one end of the second tracheae 23 is arranged in the second cavity 2, and other end connection is external
Gas source.The second water seal liquid outlet 22 is arranged in second cavity, 2 side wall, and the second water seal liquid outlet 22 first connects the second water seal control
Interface tube 25, reconnects the second U-shaped water seal pipeline section 26, and the second U-shaped water seal pipeline section 26 is divided into third pipeline 261 and the 4th pipeline
262.4th pipeline 262 is separately connected the second high liquid level control valve 27 and the second low liquid level control valve 28 again.
As shown in Fig. 2, when opening the first high liquid level control valve 17, after closing the first low liquid level control valve 18, at this time first
The height of the first water seal liquid in cavity 1 and 17 phase of the first high liquid level control valve are all high liquid level (HLL)；Open simultaneously the second low liquid
After level control valve 28, height and 28 phase of the second low liquid level control valve of the second water seal liquid in the second cavity 2 are all low liquid level；
The high liquid level (HLL) in the first cavity 1 seals the bottom of the first tracheae 13 at this time, and gas can only be flowed out from the first tracheae 13, passes through partition
The channel 5 at 4 tops enters the second cavity 2, enters back into the second tracheae 23, accomplishes one-way non-return.
As shown in figure 3, when opening the first low liquid level control valve 18, opens simultaneously the second high liquid level control valve 27 and close the
Two low liquid level control valves 28, the first water seal liquid in the first cavity 1 is low liquid level at this time, the second water seal in the second cavity 2
Liquid is high liquid level (HLL), and gas is flowed out from the second tracheae 23, enters the first cavity 1 by channel 5, finally enters the first tracheae 13,
Accomplish one-way non-return.
As shown in figure 4, simultaneously closing off the first low liquid level control valve 18 and the second low liquid level control valve 28, the first high liquid is opened
Level control valve 17 and the second high liquid level control valve 27, the first water seal liquid, the second water seal liquid are high liquid level (HLL) at this time, are gone out at this time
Mouth is shut, and realizes dual check.
In preferred embodiments of the present invention, the pressure of the water column in the first U-shaped water seal pipeline section 16 is greater than the gas inside valve body 3
Body pressure；The pressure of water column in second U-shaped water seal pipeline section 26 is greater than the gas pressure inside valve body 3.
Specifically, in the present embodiment, when the first cavity 1 is low liquid level, only it is left in the first U-shaped water seal pipeline section 16 at this time
There is water seal liquid, pressure caused by the height of this water seal liquid is greater than the gas pressure inside valve body 3, guarantees that gas will not
The liquid discharge in the first U-shaped water seal pipeline section 16；Similarly the pressure of water column is also required to be greater than valve in the second U-shaped water seal pipeline section 26
Gas pressure inside body 3.
In preferred embodiments of the present invention, liquid in the first water seal cavity 1 is water, and the liquid in the second water seal cavity 2
Body is water.
Specifically, in the present embodiment, liquid preferably in the first water seal cavity 1 and the second water seal cavity 2 is water, can also be with
For other liquid.
In preferred embodiments of the present invention, valve body 3 is rectangle.
In preferred embodiments of the present invention, valve body 3 is circle.
Specifically, in the present embodiment, valve body 3 is preferably rectangle or circle, and other shapes nor affect on implementation of the invention.
In preferred embodiments of the present invention, it is steel pipe and/or hose that the first water seal, which controls pipe 14,.
In preferred embodiments of the present invention, it is steel pipe and/or hose that the second water seal, which controls pipe 24,.
The above is only preferred embodiments of the present invention, are not intended to limit the implementation manners and the protection scope of the present invention, right
For those skilled in the art, it should can appreciate that and all replace with being equal made by description of the invention and diagramatic content
It changes and obviously changes obtained scheme, should all be included within the scope of the present invention.
Claims (7)
1. a kind of gas dual check control valve characterized by comprising
Valve body, the valve body are divided by a partition:
First cavity, first cavity include:
First water seal liquid inlet is set to the top of first cavity；
First water seal liquid outlet is set to the side wall of first cavity；
First tracheae, the bottom end of first tracheae are extended inwardly into first cavity, the top of first tracheae to
It is outer to stretch out first cavity；
Second cavity, second cavity include:
Second water seal liquid inlet is set to the top of second cavity；
Second water seal liquid outlet is set to the side wall of second cavity；
Second tracheae, the bottom end of second tracheae are extended inwardly into second cavity, the top of second tracheae to
It is outer to stretch out second cavity；
First cavity communicates at the top of the partition with second cavity；
First water seal control pipe, the first water seal control pipe include:
First water seal controls interface tube, connects the first water seal liquid outlet；
First U-shaped water seal pipeline section has a first pipe straight up and a second pipe, and the first pipe connects institute
State the first water seal control interface tube；
First high liquid level control valve, connects the second pipe, and the setting position of the first high liquid level control valve is higher than described
The position of first tracheae bottom end and the position being lower than at the top of the partition；
First low liquid level control valve connects the second pipe, and the setting position of the first low liquid level control valve is lower than described
The position of first tracheae bottom end and the position of the U-shaped groove higher than the described first U-shaped water seal pipeline section.
Second water seal control pipe, the second water seal control pipe include:
Second water seal controls interface tube, connects the second water seal liquid outlet；
Second U-shaped water seal pipeline section has a third pipeline and one the 4th pipeline straight up, and the third pipeline connects institute
State the second water seal control interface tube；
Second high liquid level control valve, connects the 4th pipeline, and the setting position of the second high liquid level control valve is higher than described
The position of second tracheae bottom end and the position being lower than at the top of the partition；
Second low liquid level control valve connects the 4th pipeline, and the setting position of the second low liquid level control valve is lower than described
The position of second tracheae bottom end and the position of the U-shaped groove higher than the described second U-shaped water seal pipeline section.
2. a kind of gas dual check control valve according to claim 1, which is characterized in that the first U-shaped water sealing (sealing water) pipe
The pressure of water column in section is greater than the gas pressure of the valve inner；The pressure of water column in the second U-shaped water seal pipeline section
Greater than the gas pressure of the valve inner.
3. a kind of gas dual check control valve according to claim 1, which is characterized in that in the first water seal cavity body
Liquid be water, and the intracorporal liquid of the second water seal cavity be water.
4. a kind of gas dual check control valve according to claim 1, which is characterized in that the valve body is rectangle.
5. a kind of gas dual check control valve according to claim 1, which is characterized in that the valve body is circle.
6. a kind of gas dual check control valve according to claim 1, which is characterized in that the first water seal control pipe
For steel pipe and/or hose.
7. a kind of gas dual check control valve according to claim 1, which is characterized in that the second water seal control pipe
For steel pipe and/or hose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910517463.8A CN110173624A (en) | 2019-06-14 | 2019-06-14 | A kind of gas dual check control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910517463.8A CN110173624A (en) | 2019-06-14 | 2019-06-14 | A kind of gas dual check control valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110173624A true CN110173624A (en) | 2019-08-27 |
Family
ID=67698459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910517463.8A Pending CN110173624A (en) | 2019-06-14 | 2019-06-14 | A kind of gas dual check control valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110173624A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112717474A (en) * | 2020-12-17 | 2021-04-30 | 浙江工业大学 | Continuous epoxy soybean oil water separating device and process |
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| CN105650479A (en) * | 2016-03-22 | 2016-06-08 | 广西华锐钢铁工程设计咨询有限责任公司 | U-shaped bidirectional coal gas water sealing device |
| CN107421734A (en) * | 2017-09-19 | 2017-12-01 | 河南工业大学 | A kind of Combined type air inlet aqueous vapor detection means |
| CN207278949U (en) * | 2017-09-04 | 2018-04-27 | 山东义升环保设备有限公司 | Level Four water-sealed valve |
| CN108888811A (en) * | 2018-07-31 | 2018-11-27 | 苏州威新锋医疗科技有限公司 | A kind of pleural cavity closed drainage device |
| WO2019024801A1 (en) * | 2017-07-31 | 2019-02-07 | 湖南长翔实业有限公司 | Solenoid valve for water-gas mixer and the water-gas mixer |
| CN210831428U (en) * | 2019-06-14 | 2020-06-23 | 中国建材国际工程集团有限公司 | Gas bidirectional non-return control valve |
-
2019
- 2019-06-14 CN CN201910517463.8A patent/CN110173624A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105650479A (en) * | 2016-03-22 | 2016-06-08 | 广西华锐钢铁工程设计咨询有限责任公司 | U-shaped bidirectional coal gas water sealing device |
| WO2019024801A1 (en) * | 2017-07-31 | 2019-02-07 | 湖南长翔实业有限公司 | Solenoid valve for water-gas mixer and the water-gas mixer |
| CN207278949U (en) * | 2017-09-04 | 2018-04-27 | 山东义升环保设备有限公司 | Level Four water-sealed valve |
| CN107421734A (en) * | 2017-09-19 | 2017-12-01 | 河南工业大学 | A kind of Combined type air inlet aqueous vapor detection means |
| CN108888811A (en) * | 2018-07-31 | 2018-11-27 | 苏州威新锋医疗科技有限公司 | A kind of pleural cavity closed drainage device |
| CN210831428U (en) * | 2019-06-14 | 2020-06-23 | 中国建材国际工程集团有限公司 | Gas bidirectional non-return control valve |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112717474A (en) * | 2020-12-17 | 2021-04-30 | 浙江工业大学 | Continuous epoxy soybean oil water separating device and process |
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