CN102444785B - Double anti-leakage gas drainer - Google Patents
Double anti-leakage gas drainer Download PDFInfo
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- CN102444785B CN102444785B CN 201110426723 CN201110426723A CN102444785B CN 102444785 B CN102444785 B CN 102444785B CN 201110426723 CN201110426723 CN 201110426723 CN 201110426723 A CN201110426723 A CN 201110426723A CN 102444785 B CN102444785 B CN 102444785B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 48
- 238000010438 heat treatment Methods 0.000 claims abstract description 31
- 239000002699 waste material Substances 0.000 claims description 65
- 238000007667 floating Methods 0.000 claims description 15
- 239000003638 chemical reducing agent Substances 0.000 claims description 11
- 238000004326 stimulated echo acquisition mode for imaging Methods 0.000 claims description 10
- 230000009977 dual effect Effects 0.000 claims description 8
- 239000000945 filler Substances 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 3
- 238000005192 partition Methods 0.000 abstract description 3
- 239000003034 coal gas Substances 0.000 description 32
- 239000007789 gas Substances 0.000 description 26
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 229920001971 elastomer Polymers 0.000 description 3
- 229920006395 saturated elastomer Polymers 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 238000010793 Steam injection (oil industry) Methods 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 239000003637 basic solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000007859 condensation product Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 231100000167 toxic agent Toxicity 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
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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 Double anti-leakage gas drainer.
Background technique
Current smelter by-product gas generally adopts wet purification technique, 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 in a lot of situations, 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, because the tube wall heat radiation causes medium temperature decline, impel the former saturated part steam condensation that is present in the coal gas to get off.Wherein condensation product is take condensed water as main, 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 from gas pipe line and is communicated with the gas phase step-down with atmosphere, dissolved gas discharges immediately and is diffused in the surrounding atmosphere, wherein carbon monoxide, hydrogen sulfide, ammonia, benzene etc. cause poisoning behind respiratory tract, carbon dioxide, methane etc. are trapped in stuffy place (such as 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 enterprises has adopted gas pipeline drainer to take precautions against the coal gas accident.
Widely used gas pipeline drainer in the market, 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 by calculating.In the coal gas normal pressure situation, hydathode can safe operation, but changes and cause the drainage potential drop low 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, the method of the automatic valve device being installed in the drain opening side of hydathode is arranged to solve the problem of the breakdown rear gas leakage of hydathode water seal, still, any valve (except blank-plate valve) all is insecure partition apparatus, all might cause leakage, particularly at lee, indoor, the 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 using electronic technology to use at a large amount of gas pipeline drainers; In addition, old-fashioned hydathode generally adopts rubber tube to introduce from steam line in the hydathode, then steam injection, there is following shortcoming in such tracing system: the one, and rubber tube is affected by high-temperature steam for a long time, occur easily to wear out, cause the leakage of steam, cause the waste of the energy; The 2nd, directly by steam heating, remaining steam then enters in the air by the entrance of rubber pipe the water in the hydathode, so that steam runs off, the efficiency of heating surface is low; The 3rd, behind the steam liquefied, increased the water in the hydathode, unnecessary water just enters in the wet pit by 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 automatic drainer of gas pipeline 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, Double anti-leakage gas drainer that can solve gas pipeline drainer security of operation problem.
The technical solution used in the present invention is:
Double anti-leakage gas drainer, comprise hydathode and dual leakage preventer, described hydathode comprises staving, intake pipe, waste pipe, space bar, connecting tube and Novel steam steam pipe, described space bar is divided into zone of high pressure, left side and right side low pressure area with staving, zone of high pressure, described left side and right side low pressure area were communicated with by connecting tube, be terminated on the space bar on described connecting tube, described intake pipe is located in the interior zone of high pressure, left side of staving, described right side low pressure area upper portion side wall has drain opening, described drain opening is connected with waste pipe, low pressure area top, described right side is provided with exhaust stack, described Novel steam steam pipe comprises steam inlet tube, steam-heating pipe, steam waste pipe and STEAM TRAP, described steam-heating pipe is located in the zone of high pressure, left side, described steam-heating pipe upper end is connected with steam inlet tube, described steam-heating pipe lower end is connected with the steam waste pipe, and described steam waste pipe is installed in the hand hole of staving bottom, and described STEAM TRAP is installed on the left side of steam waste pipe;
Described dual leakage preventer comprises U-shaped waste pipe, floating drum, the connecting rod I, the connecting rod II, reducer and warning rod, described U-shaped waste pipe left side internal welding is connected to many guide pipes, described U-shaped waste pipe top one sidewall has water intake, described water intake is communicated with by connecting valve with waste pipe, described floating drum is located in the U-shaped waste pipe, described floating drum top is connected with the plane valve plate by the connecting rod I, valve plate top, described plane is connected with warning rod, described floating drum bottom is connected with taper valve core by the connecting rod II, described U-shaped waste pipe left upper portion is provided with blind flange, described warning rod passes blind flange, described blind flange top is connected to filler pipe, bottom, described U-shaped waste pipe left side is welded with reducer, and described reducer lower end is connected with spill pipe.
Described staving bottom is equipped with footing.
Described blind flange top is equipped with buzzer.
Described plane valve plate and taper valve core are equipped with seal ring.
Described warning rod overcoat has the caution cover.
Described guide pipe is 3.
The invention has the beneficial effects as follows: when coal gas punctures all water seals, coal gas enters U-shaped waste pipe water intake side by the connecting valve at hydathode drain opening place, this place's gas pressure raises, the water level of the water intake side of U-shaped waste pipe descends, floating drum descends immediately, the plane valve plate descend until lid to the water intake bottom of U-shaped waste pipe, at this moment, the first heavy anti-leakage valve is closed; Coal gas enters in the U-shaped waste pipe, because U-shaped waste pipe bottom is by dual anti-leakage valve sealing, so coal gas is flowed by top, major part drains into the safety zone through exhaust stack, minute quantity coal gas flows out through buzzer, buzzer begins to give the alarm, and the coal gas amount of discharging in the buzzer is few, substantially can not work the mischief.Safe and reliable, can guarantee that basically gas leakage is zero.
Description of drawings
Below in conjunction with the drawings and specific embodiments the present invention is described in further detail.
Fig. 1 is 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, the right side low pressure area, 9, the caution cover, 10, drain opening, 11, seal ring, 12, exhaust stack, 13, steam inlet tube, 14, steam-heating pipe, 15, the steam waste pipe, 16, STEAM TRAP, 17, hand hole, 18, U-shaped 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
The invention will be further described below in conjunction with the drawings and specific embodiments.
As shown in Figure 1, Double anti-leakage gas drainer of the present invention, comprise 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 steam pipe, space bar 5 is divided into zone of high pressure 7, left side and right side low pressure area 8 with staving 2, zone of high pressure 7, left side and right side low pressure area 8 were communicated with by connecting tube 6, 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, 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, the Novel steam steam pipe comprises steam inlet tube 13, steam-heating pipe 14, steam waste pipe 15 and STEAM TRAP 16, steam-heating pipe 14 is located in the zone of high pressure 7, left side, and steam-heating pipe 14 upper ends are connected with steam inlet tube 13, and steam-heating pipe 14 lower ends are connected with steam waste pipe 15, 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-shaped waste pipe 18, floating drum 19, connecting rod I 20, connecting rod II 21, reducer 22 and warning rod 23, U-shaped waste pipe 18 left side internal weldings are connected to 3 guide pipes 33, U-shaped waste pipe 18 tops one sidewall has water intake 24, water intake 24 is communicated with by connecting valve 25 with waste pipe 11, floating drum 19 is located in the U-shaped waste pipe 18, floating drum 19 tops are connected with plane valve plate 26 by connecting rod I 20, valve plate 26 tops in plane are connected with warning rod 23, warning rod 23 overcoats have caution cover 9, floating drum 19 bottoms are connected with taper valve core 27 by connecting rod II 21, U-shaped waste pipe 18 left upper portion are provided with blind flange 28, warning rod 23 passes blind flange 28, blind flange 28 tops are connected to filler pipe 29, bottom, U-shaped waste pipe 18 left side is welded with reducer 22, and reducer 22 lower ends are connected with spill pipe 30, and staving 2 bottoms are equipped with footing 31, blind flange 28 tops are equipped with buzzer 32, and plane valve plate 26 and taper valve core 27 are equipped with seal ring 11.
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 enters hydathode drain opening 10, two water seal total heights that the zone increases about consisting of like this.U-shaped waste pipe 18 water intakes 24 sides are connected it for 1 externally drained mouthful 10 with the staving of hydathode with connecting valve 25.After the staff finds gas leakage occurs, 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 enters U-shaped waste pipe 18 water intakes 24 sides by hydathode drain opening 10 connecting valves 25, this place's gas pressure raises, the water level of U-shaped waste pipe 18 water intakes 24 sides descends, floating drum 19 descends immediately, plane valve plate 26 descend until lid to U-shaped waste pipe 18 water intakes 24 bottoms, at this moment, the first heavy anti-leakage valve is closed; Coal gas enters in the U-shaped waste pipe 18, because U-shaped waste pipe 18 bottoms are by dual anti-leakage valve sealing, so coal gas is flowed by top, major part drains into the safety zone through exhaust stack 12, minute quantity coal gas flows out through buzzer 32, buzzer 32 begins to give the alarm, and the coal gas amount of discharging in the buzzer 32 is few, substantially can not work the mischief.But should remove buzzer 32 in dense population areas as far as possible, and adopt warning rod 23 to report to the police, when U-shaped hydathode 18 interior water reduce, warning rod 23 falls immediately, when warning rod 23 is lower than home, possible coal gas has broken through water seal, gas leakage occurs, the staff finds rear because in time processing, if still there is the coal gas of leakage to enter U-shaped waste pipe 18, then U-shaped waste pipe 18 water intakes 24 side water levels continue to descend until taper valve core 27 falls to 22 mouthfuls of reducers, at this moment, the second heavy anti-leakage valve is closed, and 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 enter, as long as there are the words of a small amount of water in U-shaped waste pipe 18 bottoms, can utilize U-shaped waste pipe 18 to form again a water seal, in fact after the double seal through the front, the coal gas that really leaks into the U-shaped waste pipe 18 from taper valve core 27 can be said minute quantity, then pass through U-shaped waste pipe 18, can guarantee that basically gas leakage is zero.
This hydathode 1 adopts the Novel steam steam pipe to be used as tracing system, the Novel steam steam pipe is mainly by steam inlet tube 13, steam-heating pipe 14, steam waste pipe 15 and STEAM TRAP 16 form, steam-heating pipe 14 generally is welded in the zone of high pressure 7, hydathode left side, extremely low such as hydathode 1 operating ambient temperature, the height nip is communicated with heating pipe about also steam-heating pipe 14 can being made, steam inlet tube 13 enters from hydathode staving 2 left sides and is welded in steam-heating pipe 14 tops, steam waste pipe 15 enters from hand hole 17, be welded in steam-heating pipe 14 bottoms, STEAM TRAP 16 is connected on steam waste pipe 15 left sides.The steam-heating pipe 14 volume ratios rubber-heating pipe volume in the past of Novel steam steam pipe is larger, can store more steam, steam-heating pipe 14 has been increased in the area of contact of hydathode 1 internal water, make steam inlet tube 13 interior steam quantity delivereies small in steam-heating pipe 14 interior steam amount of cooling water, be delivered into the water in the effectively heating hydathode 1 of the steam-energy of steam-heating pipe 14, and do not cause waste, when steam cool off fully become water after, from STEAM TRAP 16, discharge.
Claims (6)
1. Double anti-leakage gas drainer, comprise hydathode and dual leakage preventer, it is characterized in that: described hydathode comprises staving, intake pipe, waste pipe, space bar, connecting tube and Novel steam steam pipe, described space bar is divided into zone of high pressure, left side and right side low pressure area with staving, zone of high pressure, described left side and right side low pressure area were communicated with by connecting tube, be terminated on the space bar on described connecting tube, described intake pipe is located in the interior zone of high pressure, left side of staving, described right side low pressure area upper portion side wall has drain opening, described drain opening is connected with waste pipe, low pressure area top, described right side is provided with exhaust stack, described Novel steam steam pipe comprises steam inlet tube, steam-heating pipe, steam waste pipe and STEAM TRAP, described steam-heating pipe is located in the zone of high pressure, left side, described steam-heating pipe upper end is connected with steam inlet tube, described steam-heating pipe lower end is connected with the steam waste pipe, and described steam waste pipe is installed in the hand hole of staving bottom, and described STEAM TRAP is installed on the left side of steam waste pipe;
Described dual leakage preventer comprises U-shaped waste pipe, floating drum, the connecting rod I, the connecting rod II, reducer and warning rod, described U-shaped waste pipe left side internal welding is connected to many guide pipes, described U-shaped waste pipe top one sidewall has water intake, described water intake is communicated with by connecting valve with waste pipe, described floating drum is located in the U-shaped waste pipe, described floating drum top is connected with the plane valve plate by the connecting rod I, valve plate top, described plane is connected with warning rod, described floating drum bottom is connected with taper valve core by the connecting rod II, described U-shaped waste pipe left upper portion is provided with blind flange, described warning rod passes blind flange, described blind flange top is connected to filler pipe, bottom, described U-shaped waste pipe left side is welded with reducer, and described reducer lower end is connected with spill pipe.
2. Double anti-leakage gas drainer according to claim 1 is characterized in that: footing is installed bottom the described staving.
3. Double anti-leakage gas drainer according to claim 1, it is characterized in that: described blind flange top is equipped with buzzer.
4. Double anti-leakage gas drainer according to claim 1, it is characterized in that: described plane valve plate and taper valve core are equipped with seal ring.
5. Double anti-leakage gas drainer according to claim 1 is characterized in that: described warning rod overcoat has the caution cover.
6. Double anti-leakage gas drainer according to claim 1, it is characterized in that: described guide pipe is 3.
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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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| 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 CN102444785A (en) | 2012-05-09 |
| CN102444785B true CN102444785B (en) | 2013-05-29 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
| CN107131427B (en) * | 2017-06-06 | 2023-03-31 | 江苏永钢集团有限公司 | Coal gas drainer with prevent leaking 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 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100679681B1 (en) * | 2006-04-11 | 2007-02-06 | 박철기 | Gas leakage detection apparatus |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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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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 |