CN202469479U - Safety low-concentration gas transporting system - Google Patents
Safety low-concentration gas transporting system Download PDFInfo
- Publication number
- CN202469479U CN202469479U CN2012200993491U CN201220099349U CN202469479U CN 202469479 U CN202469479 U CN 202469479U CN 2012200993491 U CN2012200993491 U CN 2012200993491U CN 201220099349 U CN201220099349 U CN 201220099349U CN 202469479 U CN202469479 U CN 202469479U
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- gas
- water smoke
- transporting system
- valve
- conveyance conduit
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 87
- 230000005484 gravity Effects 0.000 claims abstract description 30
- 239000000779 smoke Substances 0.000 claims description 45
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 33
- 230000018044 dehydration Effects 0.000 claims description 28
- 238000006297 dehydration reaction Methods 0.000 claims description 28
- 230000005611 electricity Effects 0.000 claims description 13
- 238000001914 filtration Methods 0.000 claims description 8
- 230000004888 barrier function Effects 0.000 abstract description 6
- 230000007774 longterm Effects 0.000 abstract description 6
- 239000007921 spray Substances 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000004880 explosion Methods 0.000 abstract description 2
- 239000003595 mist Substances 0.000 abstract 6
- 239000006185 dispersion Substances 0.000 abstract 2
- 230000002349 favourable effect Effects 0.000 abstract 2
- 230000005540 biological transmission Effects 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 4
- 101100204059 Caenorhabditis elegans trap-2 gene Proteins 0.000 description 3
- 239000003245 coal Substances 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000003063 flame retardant Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000009671 shengli Substances 0.000 description 2
- 238000005422 blasting Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000010259 detection of temperature stimulus Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
- Separating Particles In Gases By Inertia (AREA)
Abstract
The utility model relates to a safety low-concentration gas transporting system, which comprises a valve, a gas water mist transporting pipeline, a whirlwind gravity dehydrator and a gas generator set, wherein a wet type fire barrier, a dry type fire barrier and a gas dispersion valve are arranged between the valve and the gas water mist transporting pipeline, and the dry type fire barrier is arranged between the whirlwind gravity dehydrator and the gas generator set. The safety low-concentration gas transporting system is characterized in that an outlet of the gas water mist transporting pipeline is connected with an inlet of the whirlwind gravity dehydrator through the wet type fire barrier and the gas dispersion valve, and the dry type fire barrier is arranged between the whirlwind gravity dehydrator and the gas generator set. The safety low concentration gas transporting system provided by the utility model can efficiently prevent explosions or the mutual spreading of fire hazards beside the generator set and the gas water mist transporting pipeline, avoid the accidents in the transportation process, and ensure the long-term safety operation of the transportation pipelines. The safety low-concentration gas transporting system also can efficiently prevent a water mist spray nozzle from being blocked, and prevent the unsmooth mist spray phenomena. The safety low-concentration gas transporting system has the advantages of reasonable structure and favorable beneficial effects, and is favorable for application and popularization.
Description
Technical field
The utility model relates to a kind of light concentration mash gas safety transporting system, in particular, relates in particular to a kind of light concentration mash gas safety transporting system with good fire-retardant anti-riot performance.
Background technique
Coal mine gas divides high concentration gas and low concentration gas, and high concentration gas is meant gas density greater than 25% gas, and low concentration gas is meant that gas density is lower than 25% gas.The gas of China more than 60% is to contain the low concentration gas of methane below 25%; By the safety regulations in coal mine requirement; Concentration is difficult to store and carry at the methane gas below 25%, uses very inconvenience, causes a large amount of low-concentration methane gas of China to waste undoubtedly.
For low-concentration methane gas is effectively utilized, for example Shengli Oilfield Shengli Power Machinery Co., Ltd has just done a large amount of research in this respect; The said firm and the patent No. of declaring in 2005 are 200510044290.0, denomination of invention is the patent of invention of " coal mine gas and fine spray mixed conveying method and device "; Disclosing a kind of transportation scheme of low concentration gas in this patent document, is to have solved low concentration gas can not grow the technical barrier apart from safe transmission.But through long-term practical application, this gas feed system also exists many unreasonable parts, and it mainly shows: (1) wherein, by the methane gas that the thin water smoke conveyance conduit of gas flows out, it is very unsafe directly carrying out the gas dehydration; Should between dewatering unit and thin water smoke conveyance conduit, add flame trap.(2) design of gas emptier is unreasonable, because the thin water smoke conveyance conduit of gas is generally tens kilometers or hundreds of kilometer.If problem has appearred in the thin water smoke conveyance conduit of gas posterior means, need repairing, if simple closing is positioned at the gas emptier of front end, then will there be low-concentration methane gas to exist in the pipeline for a long time, be unfavorable for apparatus maintenance.(3) moisture after the gas dehydration, a part is utilized through reflux again, and another part is directly discharged, and is unfavorable for the saving of the energy.
Summary of the invention
The utility model provides a kind of light concentration mash gas safety transporting system with good fire-retardant anti-riot performance in order to overcome the shortcoming of above-mentioned technical problem.
The light concentration mash gas safety transporting system of the utility model; Comprise the valve that is connected with gas tube, be used for to low concentration gas apply water smoke the thin water smoke conveyance conduit of gas, be used for being disposed with wet type flame trap, dry type flame trap and methane gas between the thin water smoke conveyance conduit of valve and gas and diffusing valve to adding whirlwind gravity dehydration device and the gas electricity unit that water smoke gas dewaters; Be provided with the dry type flame trap between whirlwind gravity dehydration device and the gas electricity unit, the thin water smoke conveyance conduit of gas is provided with a plurality of waterfog heads, and the water outlet of whirlwind gravity dehydration device is connected with wet pit; It is characterized in that: the outlet of the thin water smoke conveyance conduit of said gas is diffused valve through wet type flame trap and gas successively and is connected with the inlet of whirlwind gravity dehydration device; Be provided with the dry type flame trap between whirlwind gravity dehydration device and the gas electricity unit.
Through the control of valve, can realize the unlatching and the shutoff of gas tube import; The thin water smoke conveyance conduit of gas is used for to the low-concentration methane gas water spray, prevents that gas from blasting in the process of remote transmission; The moisture that whirlwind gravity dehydration device will be mingled with in the methane gas of thin water smoke is discharged, and utilizes for the gas electricity machine.Just in case the low-concentration methane gas in the delivery pipe is blasted, wet type flame trap and dry type flame trap can effectively avoid igniting fire damp.Waterfog head is used for spraying thin water smoke to low-concentration methane gas, and wet pit is realized the recycling of spray water, has practiced thrift the energy effectively.Between thin water smoke conveyance conduit of gas and whirlwind gravity dehydration device, the wet type flame trap is set; And between whirlwind gravity dehydration device and gas electricity unit, the dry type flame trap is set; When generator end breaking out of fire or explosion time; Can effectively avoid fire or blast to spread to thin water smoke conveyance conduit one side of gas, further guarantee the Security of low concentration gas transmission course.
The light concentration mash gas safety transporting system of the utility model, the thin water smoke high pressure line that also comprises the water pump that from wet pit, draws water and carry out water delivery is provided with fine filter between water pump and the thin water smoke high pressure line; Also be provided with coarse-grain filtering device on the intake pipe of water pump.Water pump draws water from wet pit, in thin water smoke high pressure line, forms high pressure water; Coarse-grain filtering device and fine filter are realized the first time of water body and filtration for the second time respectively, guarantee in the water by the waterfog head ejection free from foreign meter.
The light concentration mash gas safety transporting system of the utility model, the thin water smoke high pressure line between said exit of pump and the waterfog head also is provided with water ga(u)ge and water pressure table.Through collection, can characterize out the moisture size that in gas, participates in effectively to water ga(u)ge information.
The light concentration mash gas safety transporting system of the utility model, said waterfog head evenly distribute in the thin water smoke conveyance conduit of gas, and the distance between the two adjacent waterfog heads is 20m.
The light concentration mash gas safety transporting system of the utility model, said gas are diffused on the pipeline between valve and the whirlwind gravity dehydration device and are disposed with gas pressure table, temperature transducer, gas flow meter and densitometer.
The beneficial effect of the utility model is: (1) the utility model is through being provided with the wet type flame trap between thin water smoke conveyance conduit of gas and whirlwind gravity dehydration device; And between whirlwind gravity dehydration device and gas electricity unit, the dry type flame trap is set, avoided spreading each other of blast of generator set side and the thin water smoke conveyance conduit of gas side or fire effectively; Effectively reduce the generation of low concentration gas accident in transmission course, guaranteed the long-term safety operation of conveyance conduit.(2) transporting system of the utility model through on the intake pipe of water pump and outlet pipe, coarse-grain filtering device and fine filter being set respectively, has avoided impurity to enter into waterfog head effectively, has avoided waterfog head obstruction, spraying not smooth.(3) diffuse valve through between thin water smoke conveyance conduit of gas and whirlwind gravity dehydration device, gas being set, further facilitated the maintenance of each device on the pipeline, installation and replacing.
Description of drawings
Fig. 1 is the schematic diagram of the light concentration mash gas safety transporting system of the utility model;
Fig. 2 is the structural drawing of the light concentration mash gas safety transporting system of the utility model.
Among the figure: 1 valve, 2 wet type flame traps, 3 dry type flame traps, the thin water smoke conveyance conduit of 4 gas, 5 wet type flame traps, 6 gas diffuse valve; 7 whirlwind gravity dehydration devices, 8 dry type flame traps, 9 gas electricity units, 10 wet pits, 11 water pumps, 12 fine filters; 13 thin water smoke high pressure lines, 14 waterfog heads, 15 methane gas diffuse valve, 16 spray valves, 17 gas pressure tables, 18 temperature transducers; 19 gas flow meters, 20 densitometers, 21 coarse-grain filtering devices, 22 water ga(u)ges, 23 water pressure tables.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is described further.
As depicted in figs. 1 and 2; Provided the schematic diagram and the structural drawing of the light concentration mash gas safety transporting system of the utility model respectively, it comprise the thin water smoke conveyance conduit of valve 1, wet type flame trap 2, dry type flame trap 3, gas 4, wet type flame trap 5, gas diffuse valve 6, whirlwind gravity dehydration device 7, dry type flame trap 8, gas electricity unit 9, retaining this 10, water pump 11, fine filter 12, thin water smoke high pressure line 13, waterfog head 14, methane gas diffuse valve 15; At first be connected on the valve 1 by the pipeline that comes out in the fiery mine; Wet type flame trap 2, dry type flame trap 3 and methane gas diffuse valve 15 and are successively set between valve 1 and the thin water smoke conveyance conduit 4 of gas; Wet type flame trap 2 is used to stop fiery mine and the fire of the thin water smoke conveyance conduit 4 of gas and spreading of blast with dry type flame trap 3, avoids the generation of fire and explosive accident.
The thin water smoke conveyance conduit 4 of gas diffuses valve 6 through wet type flame trap 5, gas successively and is connected with whirlwind gravity dehydration device 7, and whirlwind gravity dehydration device 7 is connected with gas electricity unit 9 through dry type flame trap 8.So just be equivalent to all be provided with flame trap, can effectively avoid spreading of gas electricity pusher side and the thin water smoke conveyance conduit of gas side fire and blast, guaranteed the long-term safety operation that low concentration gas is carried in the both sides of whirlwind gravity dehydration device 7.Be provided with gas in the both sides of the thin water smoke conveyance conduit 4 of gas and diffuse valve 6, greatly facilitate each device mounting, maintenance and replacing on the pipeline, and can avoid the generation of accident.
Moisture in the wet pit 10 is being transported on a plurality of waterfog heads 14 through fine filter 12, thin water smoke high pressure line 14 through after the extraction of water pump 11 successively; On the intake pipe of water pump 11, also be provided with coarse-grain filtering device 21,, can effectively avoid impurity to enter into waterfog head 14, guarantee that waterfog head 14 has long-term, stable atomize through the double filtration effect of two filters (12,21).The outlet pipe of whirlwind gravity dehydration device 7 directly is connected with wet pit 10, utilizes again after the moisture that contains in the gas is deviate from again, and has practiced thrift water resources effectively.
On the pipeline between wet type flame trap 5 and the whirlwind gravity dehydration device 7, also be disposed with gas pressure table 17, temperature transducer 18, gas flow meter 19 and densitometer 20; Gas pressure table 17 can show the pressure of methane gas in the pipeline, characterizes it and whether operates in safe state.Temperature transducer 18 and gas flow meter 19 are realized the detection of temperature and flow parameter respectively.In the outlet of water pump 11, also be provided with water ga(u)ge 22 and water pressure table 23, to realize the measurement of the water yield and hydraulic pressure parameter respectively.
The utility model has been avoided spreading of generator set side and blast of the thin water smoke conveyance conduit of gas side or fire effectively; Effectively reduce the generation of low concentration gas accident in transmission course, guaranteed the long-term safety operation of conveyance conduit.Avoid impurity to enter into waterfog head effectively, avoided waterfog head obstruction, the not generation of smooth phenomenon of spraying.Diffuse valve through between thin water smoke conveyance conduit of gas and whirlwind gravity dehydration device, gas being set, further facilitated the maintenance of each device on the pipeline, installation and replacing.
Claims (5)
1. light concentration mash gas safety transporting system; Comprise the valve (1) that is connected with gas tube, be used for to low concentration gas apply water smoke the thin water smoke conveyance conduit of gas (4), be used for being disposed with wet type flame trap (2), dry type flame trap (3) and methane gas between the thin water smoke conveyance conduit of valve and gas and diffusing valve (15) to adding whirlwind gravity dehydration device (7) and the gas electricity unit (9) that water smoke gas dewaters; Be provided with dry type flame trap (8) between whirlwind gravity dehydration device and the gas electricity unit, the thin water smoke conveyance conduit of gas is provided with a plurality of waterfog heads (14), and the water outlet of whirlwind gravity dehydration device is connected with wet pit (10); It is characterized in that: the outlet of the thin water smoke conveyance conduit of said gas is diffused valve (6) through wet type flame trap (5) and gas successively and is connected with the inlet of whirlwind gravity dehydration device (7); Be provided with dry type flame trap (8) between whirlwind gravity dehydration device and the gas electricity unit.
2. light concentration mash gas safety transporting system according to claim 1; It is characterized in that: also comprise water pump (11) that from wet pit (10), draws water and the thin water smoke high pressure line (13) that carries out water delivery, be provided with fine filter (12) between water pump and the thin water smoke high pressure line; Also be provided with coarse-grain filtering device (21) on the intake pipe of water pump.
3. light concentration mash gas safety transporting system according to claim 2 is characterized in that: the thin water smoke high pressure line (13) between said water pump (11) outlet and the waterfog head (14) also is provided with water ga(u)ge (22) and water pressure table (23).
4. light concentration mash gas safety transporting system according to claim 1 and 2 is characterized in that: said waterfog head (14) evenly distributes in the thin water smoke conveyance conduit of gas (4), and the distance between the two adjacent waterfog heads is 20m.
5. light concentration mash gas safety transporting system according to claim 1 and 2 is characterized in that: said gas diffuses and is disposed with gas pressure table (17), temperature transducer (18), gas flow meter (19) and densitometer (20) on the pipeline between valve (6) and the whirlwind gravity dehydration device (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200993491U CN202469479U (en) | 2012-03-16 | 2012-03-16 | Safety low-concentration gas transporting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200993491U CN202469479U (en) | 2012-03-16 | 2012-03-16 | Safety low-concentration gas transporting system |
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| Publication Number | Publication Date |
|---|---|
| CN202469479U true CN202469479U (en) | 2012-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200993491U Expired - Fee Related CN202469479U (en) | 2012-03-16 | 2012-03-16 | Safety low-concentration gas transporting system |
Country Status (1)
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| CN (1) | CN202469479U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103712028A (en) * | 2013-12-30 | 2014-04-09 | 南车资阳机车有限公司 | Gas and water mist mixed delivery pipe system and grounding method |
| CN104818067A (en) * | 2015-04-09 | 2015-08-05 | 煤炭工业太原设计研究院 | Gas condensation dehumidifying apparatus |
| CN105042335A (en) * | 2015-06-04 | 2015-11-11 | 太原理工大学 | Low-concentration gas pipeline conveying process monitoring and protecting system based on network |
| CN110529175A (en) * | 2019-08-31 | 2019-12-03 | 贵州大学 | A kind of conveying device utilized for Gas recovery |
| CN111503518A (en) * | 2020-04-15 | 2020-08-07 | 中节能宁夏新能源股份有限公司 | Safe conveying process system for comprehensive utilization of gas in abandoned mine |
| CN113074319A (en) * | 2021-03-05 | 2021-07-06 | 山东安益矿用设备股份有限公司 | Gas drainage conveying system |
-
2012
- 2012-03-16 CN CN2012200993491U patent/CN202469479U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103712028A (en) * | 2013-12-30 | 2014-04-09 | 南车资阳机车有限公司 | Gas and water mist mixed delivery pipe system and grounding method |
| CN104818067A (en) * | 2015-04-09 | 2015-08-05 | 煤炭工业太原设计研究院 | Gas condensation dehumidifying apparatus |
| CN105042335A (en) * | 2015-06-04 | 2015-11-11 | 太原理工大学 | Low-concentration gas pipeline conveying process monitoring and protecting system based on network |
| CN110529175A (en) * | 2019-08-31 | 2019-12-03 | 贵州大学 | A kind of conveying device utilized for Gas recovery |
| CN111503518A (en) * | 2020-04-15 | 2020-08-07 | 中节能宁夏新能源股份有限公司 | Safe conveying process system for comprehensive utilization of gas in abandoned mine |
| CN111503518B (en) * | 2020-04-15 | 2022-06-14 | 中节能宁夏新能源股份有限公司 | Safe conveying process system for comprehensive utilization of gas in abandoned mine |
| CN113074319A (en) * | 2021-03-05 | 2021-07-06 | 山东安益矿用设备股份有限公司 | Gas drainage conveying system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HU BING Free format text: FORMER OWNER: SHANDONG LVHUAN POWER EQUIPMENT CO., LTD. Effective date: 20140210 |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 250101 JINAN, SHANDONG PROVINCE TO: 163000 DAQING, HEILONGJIANG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140210 Address after: Honggang District Xingshugang Town Pioneer Village 163000 Heilongjiang city of Daqing province No. 423 Patentee after: Jiang Qiuling Address before: 250101, No. 7, building 2, Shun Thai Plaza, hi tech Zone, Shandong, Ji'nan, 702 Patentee before: Shandong Lvhuan Power Equipment Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121003 Termination date: 20150316 |
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| EXPY | Termination of patent right or utility model |