CN102444785A - Double anti-leakage gas drainer - Google Patents
Double anti-leakage gas drainer Download PDFInfo
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- CN102444785A CN102444785A CN2011104267234A CN201110426723A CN102444785A CN 102444785 A CN102444785 A CN 102444785A CN 2011104267234 A CN2011104267234 A CN 2011104267234A CN 201110426723 A CN201110426723 A CN 201110426723A CN 102444785 A CN102444785 A CN 102444785A
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Abstract
The invention discloses a double anti-leakage gas drainer, which comprises a drainer and a double anti-leakage device, wherein the drainer comprises a barrel body, a water inlet pipe, a drainage pipe, a partition board, a communication pipe and a novel steam pipe, the barrel body is divided into a left high-pressure area and a right high-pressure area by the partition board, the left high-pressure area and the right high-pressure area are communicated through the communication pipe, the novel steam pipe comprises a steam inlet pipe, a steam heating pipe, a steam drainage pipe and a steam trap, the steam heating pipe is arranged in the left high-pressure area, the upper end of the steam heating pipe is connected with the steam inlet pipe, the lower end of the steam heating pipe is connected with the steam drainage pipe, the steam drainage pipe is arranged in a hand hole at the lower part of the barrel body, and the steam trap is arranged at the left side of the steam drainage pipe; and the double anti-leakage device comprises a U-shaped drainage pipe, a float bowl, a connecting rod I, a connecting rod II, a reducing pipe and a warning rod. The invention has the advantages that the double anti-leakage gas drainer has double anti-leakage protection, and is safe and reliable, and zero gas leakage can be basically guaranteed.
Description
Technical field
The present invention relates to coal gas drainer, relate in particular to dual anti-leakage gas drainage device.
Background technique
Current smelter by-product gas generally adopts wet purification technology; Therefore, what gas pipe line transported is the saturated coal gas of water vapor, because the efficient of water separator is not high; A part of water that treated coal gas later still carries under a lot of situation; Because also contain other on-gaseous impurity and toxic substance and the intrinsic grit of other coal gas in the coal gas, in pipeline gas transmission process,, impel the former saturated part steam condensation that is present in the coal gas to get off because the tube wall heat radiation causes medium temperature decline.Wherein condensation product is main with condensed water; The amount of condensed water depends on separating out of the saturated water content of coal gas; Condensed water is flowed through behind the water separator and the step-down of atmosphere gas phase from gas pipe line, and dissolved gas discharges immediately and is diffused in the surrounding atmosphere, and wherein carbon monoxide, hydrogen sulfide, ammonia, benzene etc. cause poisoning behind respiratory tract; Carbon dioxide, methane etc. are trapped in stuffy place (like missile silo, valve chamber etc.) suffocates the people, and blast also might be caused in the part.Therefore, the gas pipe line drainage is regarded as the management of coal gas hazardous area, so most of enterprise has adopted gas pipeline drainer to take precautions against the coal gas accident.
Widely used in the market gas pipeline drainer, its principle are that the waste pipe of gas pipe line bottom is lived with the water seal of certain altitude, and coal gas is neither leaked, and ducted coal gas water of condensation can be discharged again automatically, and the water of certain altitude is through calculating.Under the coal gas normal pressure situation, hydathode can safe operation, but changes and cause the hydathode water level to reduce or by the depletion of other reasons, water is not enough to seal coal gas when fluctuation appears in gas pressure, causes at last that coal gas is a large amount of to be leaked and have an accident.
Because above shortcoming in recent years, has the method for the automatic valve device being installed at the draining oral-lateral of hydathode to solve the problem of the breakdown back of hydathode water seal gas leakage; But any valve (except that blank-plate valve) all is insecure partition apparatus, all might cause leakage; Particularly, indoor at lee, places such as basement; Very easily cause the accident, and on the hydathode that is moving blank-plate valve can not be installed.It also is unpractical that the utilization electronic technology is used on a large amount of gas pipeline drainers; In addition, old-fashioned hydathode generally adopts rubber tube from steam line, to introduce in the hydathode, injects steam then; There is following shortcoming in such tracing system: the one, and rubber tube is influenced by high-temperature steam for a long time; Take place easily to wear out, cause the leakage of steam, cause the waste of the energy; The 2nd, directly through steam heating, remaining steam then enters in the air through the inlet of rubber pipe the water in the hydathode, makes steam run off, and the efficiency of heating surface is low; The 3rd, after the steam liquefaction, increased the water in the hydathode, unnecessary water just enters in the wet pit through the spill pipe of draining, and often collection is full soon for the water in the wet pit, has increased staff's labor intensity.
Therefore up to the present, the safety problem of gas pipe line automatic water trap does not obtain basic solution.For this reason, need to propose a kind of new technological scheme and solve the problems referred to above in fact for necessary.
Summary of the invention
In order to overcome the problem of above existence, the object of the present invention is to provide a kind of simple in structure, easy to maintenance, dual anti-leakage gas drainage device that can solve gas pipeline drainer security of operation problem.
The technological scheme that the present invention adopts is:
Dual anti-leakage gas drainage device comprises hydathode and dual leakage preventer, and said hydathode comprises staving, intake pipe, waste pipe, space bar, connecting tube and novel steam tube; Said space bar is divided into zone of high pressure, left side and right side low pressure area with staving, and zone of high pressure, said left side and right side low pressure area were communicated with through connecting tube, were terminated on the space bar on said connecting tube; Said intake pipe is located in the zone of high pressure, left side in the staving; Said right side low pressure area upper portion side wall has drain opening, and said drain opening is connected with waste pipe, and low pressure area top, said right side is provided with exhaust stack; Said novel steam tube comprises steam inlet tube, steam-heating pipe, steam waste pipe and STEAM TRAP; Said steam-heating pipe is located in the zone of high pressure, left side, and said steam-heating pipe upper end is connected with steam inlet tube, and said steam-heating pipe lower end is connected with the steam waste pipe; Said steam waste pipe is installed in the hand hole of staving bottom, and said STEAM TRAP is installed on the left side of steam waste pipe;
Said dual leakage preventer comprises U type waste pipe, floating drum, connecting rod I, connecting rod II, reducer and warning rod, and said U type waste pipe left side interior welds has many guide pipes, and said U type waste pipe top one sidewall has water intake; Said water intake is communicated with through connecting valve with waste pipe; Said floating drum is located in the U type waste pipe, and said floating drum top is connected with the plane valve plate through the connecting rod I, and valve plate top, said plane is connected with warning rod; Said floating drum bottom is connected with taper valve core through the connecting rod II; Said U type waste pipe left upper portion is provided with blind flange, and said warning rod passes blind flange, and said blind flange top is connected to filler pipe; Bottom, said U type waste pipe left side is welded with reducer, and said reducer lower end is connected with spill pipe.
Said staving bottom is equipped with footing.
Said blind flange top is equipped with buzzer.
Said plane valve plate and taper valve core are equipped with seal ring.
Said warning rod is with the caution cover outward.
Said guide pipe is 3.
The invention has the beneficial effects as follows: when coal gas punctures all water seals; Coal gas gets into U type waste pipe water inlet oral-lateral through the connecting valve at hydathode drain opening place, and this place's gas pressure raises the drawdown of the water inlet oral-lateral of U type waste pipe; Floating drum descends immediately; The plane valve plate descends up to the water intake bottom of covering to U type waste pipe, and at this moment, the first heavy anti-leakage valve is closed; Coal gas gets in the U type waste pipe; Because by dual anti-leakage valve sealing, so coal gas is flowed by top, major part drains into the safety zone through exhaust stack in U type waste pipe bottom; Minute quantity coal gas flows out through buzzer; Buzzer begins to give the alarm, and the coal gas amount of being discharged in the buzzer is few, can not work the mischief basically.Safe and reliable, can guarantee that basically gas leakage is zero.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is done further explain.
Fig. 1 is a structural representation of the present invention.
Wherein: 1, hydathode, 2, staving, 3, intake pipe, 4, waste pipe, 5, space bar, 6, connecting tube, 7, the zone of high pressure, left side; 8, right side low pressure area, 9, caution cover, 10, drain opening, 11, seal ring, 12, exhaust stack, 13, steam inlet tube, 14, steam-heating pipe; 15, steam waste pipe, 16, STEAM TRAP, 17, hand hole, 18, U type waste pipe, 19, floating drum, 20, the connecting rod I, 21, the connecting rod II; 22, reducer, 23, warning rod, 24, water intake, 25, connecting valve, 26, the plane valve plate, 27, taper valve core; 28, blind flange, 29, filler pipe, 30, spill pipe, 31, footing, 32, buzzer, 33, guide pipe.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the present invention is described further.
As shown in Figure 1, dual anti-leakage gas drainage device of the present invention comprises hydathode 1 and dual leakage preventer; Hydathode 1 comprises staving 2, intake pipe 3, waste pipe 4, space bar 5, connecting tube 6 and novel steam tube, and space bar 5 is divided into zone of high pressure 7, left side and right side low pressure area 8 with staving 2, and zone of high pressure, left side 7 is communicated with through connecting tube 6 with right side low pressure area 8; Be terminated on connecting tube 6 on the space bar 5, intake pipe 3 is located in the zone of high pressure, left side 7 in the staving 2, and low pressure area 8 upper portion side wall in right side have drain opening 10; Drain opening 10 is connected with waste pipe 4; Low pressure area 8 tops in right side are provided with exhaust stack 12, and novel steam tube comprises steam inlet tube 13, steam-heating pipe 14, steam waste pipe 15 and STEAM TRAP 16, and steam-heating pipe 14 is located in the zone of high pressure 7, left side; Steam-heating pipe 14 upper ends are connected with steam inlet tube 13; Steam-heating pipe 14 lower ends are connected with steam waste pipe 15, and steam waste pipe 15 is installed in the hand hole 17 of staving 1 bottom, and STEAM TRAP 16 is installed on the left side of steam waste pipe 15; Dual leakage preventer comprises U type waste pipe 18, floating drum 19, connecting rod I 20, connecting rod II 21, reducer 22 and warning rod 23, and U type waste pipe 18 left side interior welds have 3 guide pipes 33, and U type waste pipe 18 tops one sidewall has water intake 24; Water intake 24 is communicated with through connecting valve 25 with waste pipe 11, and floating drum 19 is located in the U type waste pipe 18, and floating drum 19 tops are connected with plane valve plate 26 through connecting rod I 20; Valve plate 26 tops in plane are connected with warning rod 23, the warning rod 23 outer caution covers 9 that are with, and floating drum 19 bottoms are connected with taper valve core 27 through connecting rod II 21; U type waste pipe 18 left upper portion are provided with blind flange 28; Warning rod 23 passes blind flange 28, and blind flange 28 tops are connected to filler pipe 29, and bottom, U type waste pipe 18 left side is welded with reducer 22; Reducer 22 lower ends are connected with spill pipe 30; Staving 2 bottoms are equipped with footing 31, and blind flange 28 tops are equipped with buzzer 32, and plane valve plate 26 is equipped with seal ring 11 with taper valve core 27.
Working principle of the present invention:
Overflow water in the staving 1 of hydathode is arranged to pass through the mode of connecting tube 6, rather than directly gets into hydathode drain opening 10, two water seal total heights that the zone increases about constituting like this.U type waste pipe 18 water intakes 24 sides are connected it with connecting valve 25 with the staving 1 outer rows mouth of a river 10 of hydathode.After the staff finds gas leakage takes place, should in time close connecting valve 25 so on the one hand, can reduce coal gas and further leak, detachable when transporting on the other hand, convenient transportation.When coal gas punctures all water seals; Coal gas gets into U type waste pipe 18 water intakes 24 sides through hydathode drain opening 10 connecting valves 25, and this place's gas pressure raises the drawdown of U type waste pipe 18 water intakes 24 sides; Floating drum 19 descends immediately; Plane valve plate 26 descends up to covering to U type waste pipe 18 water intakes 24 bottoms, and at this moment, the first heavy anti-leakage valve is closed; Coal gas gets in the U type waste pipe 18; Because by dual anti-leakage valve sealing, so coal gas is flowed by top, major part drains into the safety zone through exhaust stack 12 in U type waste pipe 18 bottoms; Minute quantity coal gas flows out through buzzer 32; Buzzer 32 begins to give the alarm, and the coal gas amount of being discharged in the buzzer 32 is few, can not work the mischief basically.But should remove buzzer 32 as far as possible, and adopt warning rod 23 to report to the police, when water in the U type hydathode 18 reduces in dense population areas; Warning rod 23 falls immediately, and when warning rod 23 was lower than home, possible coal gas had broken through water seal; Gas leakage takes place, and the staff finds that the back is because of in time handling, if still there is the coal gas of leakage to get into U type waste pipe 18; Then U type waste pipe 18 water intakes 24 side water levels continuation decline falls to 22 mouthfuls of reducers up to taper valve core 27, and at this moment, the second heavy anti-leakage valve is closed; Coal gas was discharged into the safety vent pipe from emptying connecting tube 6 simultaneously, and water level no longer descends.
If still exist a small amount of coal gas to get into; As long as there are the words of a spot of water in U type waste pipe 18 bottoms; Can utilize U type waste pipe 18 to form a water seal again, after the double seal through the front, the coal gas that really leaks into the U type waste pipe 18 from taper valve core 27 we can say minute quantity in fact; Then pass through U type waste pipe 18, can guarantee that basically gas leakage is zero.
This hydathode 1 adopts novel steam tube to be used as tracing system; Novel steam tube mainly is made up of steam inlet tube 13, steam-heating pipe 14, steam waste pipe 15 and STEAM TRAP 16; Steam-heating pipe 14 generally is welded in the zone of high pressure 7, hydathode left side, and extremely low like hydathode 1 operating ambient temperature, the height nip is communicated with heating pipe about also can steam-heating pipe 14 being made; Steam inlet tube 13 gets into from hydathode staving 2 left sides and is welded in steam-heating pipe 14 tops; Steam waste pipe 15 gets into from hand hole 17, is welded in steam-heating pipe 14 bottoms, and STEAM TRAP 16 is connected on steam waste pipe 15 left sides.Steam-heating pipe 14 volume ratios of novel steam tube rubber heating pipe volume in the past is bigger; Can store more steam, steam-heating pipe 14 has been increased in the area of contact of hydathode 1 internal water, make in the steam inlet tube 13 the delivery of steam amounts small in steam-heating pipe 14 the steam cooling amount; Be delivered into the steam of steam-heating pipe 14 can be effectively water in the heating hydathode 1; And do not cause waste, when steam cool off fully become water after, from STEAM TRAP 16, discharge.
Claims (6)
1. dual anti-leakage gas drainage device comprises hydathode and dual leakage preventer, it is characterized in that: said hydathode comprises staving, intake pipe, waste pipe, space bar, connecting tube and novel steam tube; Said space bar is divided into zone of high pressure, left side and right side low pressure area with staving, and zone of high pressure, said left side and right side low pressure area were communicated with through connecting tube, were terminated on the space bar on said connecting tube; Said intake pipe is located in the zone of high pressure, left side in the staving; Said right side low pressure area upper portion side wall has drain opening, and said drain opening is connected with waste pipe, and low pressure area top, said right side is provided with exhaust stack; Said novel steam tube comprises steam inlet tube, steam-heating pipe, steam waste pipe and STEAM TRAP; Said steam-heating pipe is located in the zone of high pressure, left side, and said steam-heating pipe upper end is connected with steam inlet tube, and said steam-heating pipe lower end is connected with the steam waste pipe; Said steam waste pipe is installed in the hand hole of staving bottom, and said STEAM TRAP is installed on the left side of steam waste pipe;
Said dual leakage preventer comprises U type waste pipe, floating drum, connecting rod I, connecting rod II, reducer and warning rod, and said U type waste pipe left side interior welds has many guide pipes, and said U type waste pipe top one sidewall has water intake; Said water intake is communicated with through connecting valve with waste pipe; Said floating drum is located in the U type waste pipe, and said floating drum top is connected with the plane valve plate through the connecting rod I, and valve plate top, said plane is connected with warning rod; Said floating drum bottom is connected with taper valve core through the connecting rod II; Said U type waste pipe left upper portion is provided with blind flange, and said warning rod passes blind flange, and said blind flange top is connected to filler pipe; Bottom, said U type waste pipe left side is welded with reducer, and said reducer lower end is connected with spill pipe.
2. dual anti-leakage gas drainage device according to claim 1 is characterized in that: said staving bottom is equipped with footing.
3. dual anti-leakage gas drainage device according to claim 1 is characterized in that: said blind flange top is equipped with buzzer.
4. dual anti-leakage gas drainage device according to claim 1 is characterized in that: said plane valve plate and taper valve core are equipped with seal ring.
5. dual anti-leakage gas drainage device according to claim 1 is characterized in that: said warning rod is with the caution cover outward.
6. dual anti-leakage gas drainage device according to claim 1 is characterized in that: said guide pipe is 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110426723 CN102444785B (en) | 2011-12-19 | 2011-12-19 | Double anti-leakage gas drainer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110426723 CN102444785B (en) | 2011-12-19 | 2011-12-19 | Double anti-leakage gas drainer |
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| CN102444785A true CN102444785A (en) | 2012-05-09 |
| CN102444785B CN102444785B (en) | 2013-05-29 |
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| CN 201110426723 Active CN102444785B (en) | 2011-12-19 | 2011-12-19 | Double anti-leakage gas drainer |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102878432A (en) * | 2012-10-22 | 2013-01-16 | 北京首钢建设集团有限公司 | Key structural parameter design method for operation pipes of gas drainer |
| CN107131427A (en) * | 2017-06-06 | 2017-09-05 | 江苏永钢集团有限公司 | A kind of coal gas drainer with anti-leak function |
| CN110553149A (en) * | 2019-08-29 | 2019-12-10 | 江苏永钢集团有限公司 | Coal gas drainer |
| CN110594583A (en) * | 2019-10-16 | 2019-12-20 | 启东华立石油化工机械设备有限公司 | Anti-leakage drainer |
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| WO2007117083A1 (en) * | 2006-04-11 | 2007-10-18 | Cheol-Ki Park | Gas leakage detection apparatus |
| CN201892031U (en) * | 2010-11-10 | 2011-07-06 | 中冶东方工程技术有限公司上海分公司 | Gas pipeline drainer |
| CN102155624A (en) * | 2011-02-22 | 2011-08-17 | 黄震洲 | Leak-proof coal gas water drainer |
| CN102182936A (en) * | 2011-02-25 | 2011-09-14 | 陈辉 | Novel intelligent control coal gas leakproof device |
| CN202452120U (en) * | 2011-12-19 | 2012-09-26 | 吴海洲 | Double gas leakage prevention drainer |
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2011
- 2011-12-19 CN CN 201110426723 patent/CN102444785B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007117083A1 (en) * | 2006-04-11 | 2007-10-18 | Cheol-Ki Park | Gas leakage detection apparatus |
| CN201892031U (en) * | 2010-11-10 | 2011-07-06 | 中冶东方工程技术有限公司上海分公司 | Gas pipeline drainer |
| CN102155624A (en) * | 2011-02-22 | 2011-08-17 | 黄震洲 | Leak-proof coal gas water drainer |
| CN102182936A (en) * | 2011-02-25 | 2011-09-14 | 陈辉 | Novel intelligent control coal gas leakproof device |
| CN202452120U (en) * | 2011-12-19 | 2012-09-26 | 吴海洲 | Double gas leakage prevention drainer |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102878432A (en) * | 2012-10-22 | 2013-01-16 | 北京首钢建设集团有限公司 | Key structural parameter design method for operation pipes of gas drainer |
| CN107131427A (en) * | 2017-06-06 | 2017-09-05 | 江苏永钢集团有限公司 | A kind of coal gas drainer with anti-leak function |
| CN110553149A (en) * | 2019-08-29 | 2019-12-10 | 江苏永钢集团有限公司 | Coal gas drainer |
| CN110594583A (en) * | 2019-10-16 | 2019-12-20 | 启东华立石油化工机械设备有限公司 | Anti-leakage drainer |
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| CN102444785B (en) | 2013-05-29 |
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Effective date of registration: 20160520 Address after: 226200 No. 111, Yongshun Road, Nanyuan Industrial Zone, Qidong Economic Development Zone, Jiangsu, Nantong Patentee after: Qidong Haixin Machinery Co., Ltd. Address before: 226200 Qidong Hisense Machinery Co., Ltd., Yongshun Road, Nanyuan Industrial Zone, Qidong Economic Development Zone, Jiangsu, Nantong 111, China Patentee before: Wu Haizhou |