CN203115502U - Water seal type gas pressure-limiting device - Google Patents
Water seal type gas pressure-limiting device Download PDFInfo
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- CN203115502U CN203115502U CN 201320013436 CN201320013436U CN203115502U CN 203115502 U CN203115502 U CN 203115502U CN 201320013436 CN201320013436 CN 201320013436 CN 201320013436 U CN201320013436 U CN 201320013436U CN 203115502 U CN203115502 U CN 203115502U
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- sleeve pipe
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Abstract
The utility model discloses a water seal type gas pressure-limiting device. The water seal type gas pressure-limiting device is characterized in that a diffusion tank is arranged in a stand straight mode, an inlet of a gas inlet pipe is connected into the middle upper portion of the wall of the diffusion tank, an outlet of the gas inlet pipe is vertically formed in the middle lower portion inside the diffusion tank, a sleeve pipe a is vertically arranged outside a vertical part of the gas inlet pipe, the lower end of the sleeve pipe a is lower than the outlet of the gas inlet pipe, a sleeve pipe b is arranged at the upper end of the sleeve pipe a, the upper end opening of the sleeve pipe b is fixedly arranged at the upper end of the vertical part of the gas inlet pipe in a sealing mode, the lower end opening of the sleeve pipe b is sleeved outside the sleeve pipe a, a gas exhaust pipe is located at the top end of the diffusion tank, three overflow pipes are arranged on the middle lower portion of one side of the diffusion tank, three overflow valves are arranged inside the three overflow pipes respectively, the lower end opening, communicated with the three overflow pipes, on the inner side of the diffusion tank is parallel and level with the outlet end of the gas inlet pipe, a water inlet pipe is arranged on the upper portion of each overflow pipe, and a water inlet valve is arranged in each water inlet pipe. The water seal type gas pressure-limiting device is an automatic pressure limiting device to limit pressure of gas output by a pipeline, and safety and reliability of gas conveying of the pipeline are ensured.
Description
Technical field:
The utility model relates to a kind of water-sealed type gas pressure limiting device, in particular, in Nash hytor outlet port that coal mine gas extraction system coal mine ground extraction pumping plant uses and the thin water smoke safe delivery system of low concentration gas, coal mine light concentration mash gas air water two-phase flow safe delivery system conveyance conduit outlet port etc.
Background technique:
At present, existing gas and water separator is all not satisfactory in Nash hytor outlet port and the thin water smoke safe delivery system of coal mine light concentration mash gas conveyance conduit outlet port pressure limiting effect that coal mine gas extraction ground pump station uses, as the fluctuation of gas output pressure fluctuation considerable influence generating output quantity in the gas electricity unit operation etc.And for example pressure limiting discharge pressure out of control raises even can damage use equipment, the Nash hytor of gas pumping system and gas electricity unit etc.
The model utility content:
The utility model is outside above-mentioned existing in prior technology deficiency, and a kind of automatic pressure-relieving is provided, and with the pressure of restriction conduit output gas, ensures the reliable water-sealed type gas of pipeline gas delivery safety pressure limiting device.
The structural feature of the utility model water-sealed type gas pressure limiting device is:
Water-sealed type gas pressure limiting device, it is characterized in that upright directly arrange one and diffusing jar (1), suction tude (2) entrance inserts and diffuses jar (a 1) wall middle and upper part, suction tude (2) outlet is vertically set on diffuses jar (a 1) interior middle and lower part, sleeve pipe a (8) is vertically set on outside suction tude (2) vertical component effect, the lower end is lower than suction tude (2) outlet, sleeve pipe a (8) upper and lower port is communicated with, sleeve pipe b (9) is arranged on sleeve pipe a (8) upper end, its upper end-hole sealing is fixed on suction tude (2) vertical component upper end, sleeve pipe b (9) lower end mouth is socketed on outside the sleeve pipe a (8), is positioned at its top at the described outlet pipe (10) that diffuses jar (1);
In described jar (1) the one side middle and lower part of diffusing three overflow pipes (6) are set, a spilling water valve (5) respectively is set in described three overflow pipes (6), concordant with suction tude (2) outlet end in described jar (1) inboard three overflow pipes (6) lower end mouth that is connected of diffusing;
On described overflow pipe (6) top one intake pipe (4) is set; An inlet valve (3) is set in described intake pipe (4), the water yield that overflow pipe (6) flows out is carried the water yield sum of losing with discharge gas and is equaled the water yield that jar (1) is diffused in intake pipe (4) injection, diffuses jar (1) interior liquid level dynamic stability in last water line position.
The structural feature of the utility model water-sealed type gas pressure limiting device also is:
Diffuse described that overflow pipe (6) bottom arranges twice wire netting (7) in jar (1).
Export vertical component effect the zigzag fashion relief opening is set in the described suction tude (2) of diffusing in jar (1).
Compared with the prior art, the beneficial effects of the utility model are embodied in:
1, the utility model arranges one and diffuses jar, in diffusing jar by about water line pressure reduction come the restriction conduit supply gas pressure.Intake pipe injects the supreme water line of water.Gas enters suction tude outlet vertical component effect by the suction tude entrance during work, and the suction tude middle water level is depressed into down water line down.
Under the normal condition, supply gas pressure is less than or equal to highest water level pressure in the gas pumping pipe, and gas promotes the suction tude liquid level between last water line and following water line, thereby the restriction gas pressure guarantees that output gas pressure is stable;
Under the high-pressure situations, supply gas pressure is greater than highest water level pressure in the gas pumping pipe, pressurized gas promote the suction tude liquid level and surpass water line down downwards, this moment, pressurized gas entered sleeve pipe a by the suction tude outlet, the gas that flows through sleeve pipe a carries a spot of water slug sleeve pipe b, thereby diffuse in the jar owing to enter after the dehydration of baffle plate dewatering Principle, when pressure dropped to normal operating pressure behind the air venting, following water line rising sawtooth mouth was closed automatically.Enter and diffuse a jar interior gas flow rate and sharply reduce, the moisture that carries diffuses jar because the gravity effect refluxes, and gas is discharged through diffusing jar outlet pipe, thereby reaches effective air-water separation purpose.
2, the utility model arranges three overflow pipes in the described jar side middle and lower part of diffusing, and the setting of overflow pipe spilling water height is according under the normal working, and maximum supply gas pressure is determined in the gas pumping pipe.Spilling water valve by three overflow pipes is selected, and can adjust and diffuse a jar last water line position, and last water line liquid level position is positioned at the spilling water valve position of opening, and the pressure reduction of following water line and last water line namely is supply gas pressure in the gas pumping pipe.
3, the utility model arranges the double layer of metal net described diffusing under the tank level, and wire netting is set can when gas diffuses, effectively slows down liquid fluctuating and stablize liquid level, thus the constant stable output gas pressure of guaranteed water level line pressure difference.
4, the utility model arranges the zigzag fashion relief opening in the suction tude outlet, can effectively control even exhaust, when air displacement after a little while each sawtooth estuary open for a short time, exhaust is even, each sawtooth estuary is opened greatly when air displacement is big, and liquid level impacts fluctuation in the time of can preventing owing to air pressure drastic change.
Description of drawings:
Fig. 1 is structural representation of the present utility model
Number in the figure: 1 diffuses jar; 2 suction tude; 3 inlet valves; 4 intake pipes; 5 spilling water valves; 6 overflow pipes; 7 wire nettings; 8 sleeve pipe a; 9 sleeve pipe b; 10 outlet pipes.
Embodiment:
In diffusing jar (1), inject the supreme water line of water by intake pipe (4) during work.Gas enters suction tude (2) outlet vertical component effect by suction tude (2) entrance, and suction tude (2) middle water level is depressed into down water line down.Under the normal condition, supply gas pressure is less than or equal to highest water level pressure in the gas pumping pipe, and gas promotes the interior liquid level of suction tude (2) between last water line and following water line, thereby the restriction gas pressure guarantees that output gas pressure is stable; Under the high-pressure situations, supply gas pressure is greater than highest water level pressure in the gas pumping pipe, pressurized gas promote suction tude (2) liquid level and surpass water line down downwards, this moment, pressurized gas entered sleeve pipe a (8) by suction tude (2) sawtooth mouth, the gas that flows through sleeve pipe a (8) carries a spot of water slug sleeve pipe b (9), thereby diffuse in jar (1) owing to enter after the dehydration of baffle plate dewatering Principle, when air pressure dropped to normal operating pressure, following water line rising sawtooth mouth was closed automatically.Enter and diffuse jar (1) an interior gas flow rate and sharply reduce, the moisture that carries diffuses jar (1) because the gravity effect refluxes, and gas is through diffusing jar (a 1) outlet pipe (a 10) discharge, thereby reaches effective air-water separation purpose.
In described jar (1) the one side middle and lower part of diffusing three overflow pipes (6) are set, the setting of overflow pipe (6) spilling water height is according under the normal working, and maximum supply gas pressure is determined in the gas pumping pipe.Spilling water valve (5) by three overflow pipes (6) is selected, and can adjust and diffuse jar (1) upward water line position, and last water line liquid level position is positioned at spilling water valve (5) position of opening, and the pressure reduction of following water line and last water line namely is supply gas pressure in the gas pumping pipe.
Under the liquid level double layer of metal net (7) is set described diffusing in jar (1), wire netting (7) is set when gas diffuses, effectively slows down liquid fluctuating and stablize liquid level, thereby guarantee stable water line pressure reduction.
On described overflow pipe (6) top one intake pipe (4) is set, intake pipe (4) injection is diffused the water yield of jar (1) greater than the water yield of overflow pipe (6) outflow, the position of water line on the dynamic stability.
Concrete application of the present utility model is arranged on Nash hytor outlet port that coal mine gas extraction system coal mine ground extraction pumping plant uses and the thin water smoke safe delivery system of low concentration gas, coal mine light concentration mash gas air water two-phase flow safe delivery system conveyance conduit outlet port, a kind of automatic pressure-relieving is provided, with the pressure of restriction conduit output gas, ensure the reliable water-sealed type gas of pipeline gas voltage supply delivery safety pressure limiting device.
Claims (3)
1. water-sealed type gas pressure limiting device, it is characterized in that upright directly arrange one and diffusing jar (1), suction tude (2) entrance inserts and diffuses jar (a 1) wall middle and upper part, suction tude (2) outlet is vertically set on diffuses jar (a 1) interior middle and lower part, sleeve pipe a (8) is vertically set on outside suction tude (2) vertical component effect, the lower end is lower than suction tude (2) outlet, sleeve pipe a (8) upper and lower port is communicated with, sleeve pipe b (9) is arranged on sleeve pipe a (8) upper end, its upper end-hole sealing is fixed on suction tude (2) vertical component upper end, sleeve pipe b (9) lower end mouth is socketed on outside the sleeve pipe a (8), is positioned at its top at the described outlet pipe (10) that diffuses jar (1);
In described jar (1) the one side middle and lower part of diffusing three overflow pipes (6) are set, a spilling water valve (5) respectively is set in described three overflow pipes (6); Concordant with suction tude (2) outlet end in described jar (1) inboard three overflow pipes (6) lower end mouth that is connected of diffusing;
On described overflow pipe (6) top one intake pipe (4) is set, an inlet valve (3) is set in described intake pipe (4), the water yield that overflow pipe (6) flows out is carried the water yield sum of losing with discharge gas and is equaled the water yield that jar (1) is diffused in intake pipe (4) injection, diffuses jar (1) interior liquid level dynamic stability in last water line position.
2. water-sealed type gas pressure limiting device according to claim 1 is characterized in that diffusing described that overflow pipe (6) bottom arranges twice wire netting (7) in jar (1).
3. water-sealed type gas pressure limiting device according to claim 1 is characterized in that in suction tude outlet (2) the zigzag fashion relief opening being set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320013436 CN203115502U (en) | 2013-01-11 | 2013-01-11 | Water seal type gas pressure-limiting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320013436 CN203115502U (en) | 2013-01-11 | 2013-01-11 | Water seal type gas pressure-limiting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203115502U true CN203115502U (en) | 2013-08-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320013436 Expired - Fee Related CN203115502U (en) | 2013-01-11 | 2013-01-11 | Water seal type gas pressure-limiting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203115502U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103539120A (en) * | 2013-10-03 | 2014-01-29 | 山西丰喜华瑞煤化工有限公司 | Gas and water separating device for urea raw material gas |
| CN104763878A (en) * | 2015-04-17 | 2015-07-08 | 中煤科工集团重庆研究院有限公司 | Water sealing fire retardance explosion venting device |
| CN104863888A (en) * | 2015-06-01 | 2015-08-26 | 柳州钢铁股份有限公司 | Pressure limiting water seal device of low pressure centrifugal fan |
| CN105546265A (en) * | 2015-12-10 | 2016-05-04 | 重庆福悦安科技有限公司 | Pressure maintaining and relieving device of gas transmission pipeline |
| CN110608990A (en) * | 2019-10-31 | 2019-12-24 | 中国电建市政建设集团有限公司 | Continuous negative-pressure water replenishing metering device and water replenishing metering method |
| CN110732215A (en) * | 2019-10-12 | 2020-01-31 | 广东韶钢松山股份有限公司 | Recovery system and method for vacuum condensate tank tail gas |
| CN110835087A (en) * | 2018-08-15 | 2020-02-25 | 中国石油天然气股份有限公司 | Oil discharge system exhaust apparatus and oil discharge system |
| CN112049966A (en) * | 2019-06-05 | 2020-12-08 | 中石化广州工程有限公司 | Water-sealed tank |
-
2013
- 2013-01-11 CN CN 201320013436 patent/CN203115502U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103539120A (en) * | 2013-10-03 | 2014-01-29 | 山西丰喜华瑞煤化工有限公司 | Gas and water separating device for urea raw material gas |
| CN104763878A (en) * | 2015-04-17 | 2015-07-08 | 中煤科工集团重庆研究院有限公司 | Water sealing fire retardance explosion venting device |
| CN104763878B (en) * | 2015-04-17 | 2017-08-25 | 中煤科工集团重庆研究院有限公司 | Water-sealing fire-retardant explosion venting device |
| CN104863888A (en) * | 2015-06-01 | 2015-08-26 | 柳州钢铁股份有限公司 | Pressure limiting water seal device of low pressure centrifugal fan |
| CN105546265A (en) * | 2015-12-10 | 2016-05-04 | 重庆福悦安科技有限公司 | Pressure maintaining and relieving device of gas transmission pipeline |
| CN110835087A (en) * | 2018-08-15 | 2020-02-25 | 中国石油天然气股份有限公司 | Oil discharge system exhaust apparatus and oil discharge system |
| CN112049966A (en) * | 2019-06-05 | 2020-12-08 | 中石化广州工程有限公司 | Water-sealed tank |
| CN110732215A (en) * | 2019-10-12 | 2020-01-31 | 广东韶钢松山股份有限公司 | Recovery system and method for vacuum condensate tank tail gas |
| CN110732215B (en) * | 2019-10-12 | 2022-05-20 | 广东韶钢松山股份有限公司 | Recovery system and method for tail gas of vacuum condensate tank |
| CN110608990A (en) * | 2019-10-31 | 2019-12-24 | 中国电建市政建设集团有限公司 | Continuous negative-pressure water replenishing metering device and water replenishing metering method |
| CN110608990B (en) * | 2019-10-31 | 2024-03-08 | 中国电建市政建设集团有限公司 | Continuous negative pressure water supplementing metering device and water supplementing metering method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160121 Address after: 232033 Anhui city of Huainan Province Datong District two District No. 26 South reside Ren Village building 501 room Patentee after: Fan Chendong Address before: 232033 Tian Da South Road, Datong District, Huainan, Anhui Patentee before: Huainan Baoding Industry Trade Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130807 Termination date: 20180111 |