CN104179523A - Tempering and explosion prevention device for gas stations - Google Patents
Tempering and explosion prevention device for gas stations Download PDFInfo
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- CN104179523A CN104179523A CN201410409498.7A CN201410409498A CN104179523A CN 104179523 A CN104179523 A CN 104179523A CN 201410409498 A CN201410409498 A CN 201410409498A CN 104179523 A CN104179523 A CN 104179523A
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Abstract
The invention discloses a tempering and explosion prevention device for gas stations. The tempering and explosion prevention device comprises a main explosion prevention barrel and an auxiliary explosion prevention barrel, and an explosion prevention cover is arranged at the top of the main explosion prevention barrel. The tempering prevention device in a gas drainage system is improved, the principle of communicating vessels is utilized, and the situation of dynamic water level in the main explosion prevention barrel is controlled through static water level in the auxiliary explosion prevention barrel, so that functions of automatic moisturizing, tempering prevention, air return prevention and explosion prevention can be realized; the tempering and explosion prevention device is controlled purely mechanically, so that resources are saved and safety and reliability are achieved; gas drainage capacity of a new ore field can be up to 300m<3>/min; after mounting of the tempering and explosion device, safety of downholes, pump stations and terrestrial users can be greatly improved, a great role is played in guaranteeing safety of gas drainage, and a foundation is laid for production; the tempering and explosion prevention device is simple and reasonable in structure, simple in processing and quite ideal in use effect.
Description
Technical field
The present invention relates to coal production technical field, particularly a kind of gas pump station anti-backfire explosion-protection equipment.
Background technology
Colliery, new field is positioned at northern Gan Tang township, city east, Qianxi County, and Shi Yong coal group first pair of mine that your energy is built at Guizhou individual proprietorship forever, is supporting colliery, Guizhou Province's " transferring electricity from the west to the east ".New field Coal Mine area 36 ㎞
2, 2.2 hundred million tons of resource reserves, coal is No. two anthracites, 120 tons/year of mine design are high gas and outburst mine.
Be directed to high gas and outburst mine, ground gas drainage system is the critical facility of control of coalmine gas, and gas drainage system is made up of pipeline, gas pump, chilled water unit, moisture separation device, fireproof tempering device etc.Existing fireproof tempering device function singleness, only has the fire action of putting back to, and safety can not obtain effective guarantee, and cost is high, troublesome maintenance.
Summary of the invention
Technical problem to be solved by this invention is: a kind of gas pump station anti-backfire explosion-protection equipment is provided, it realizes automatic water supplement, anti-backfire, anti feedback, explosion-proof effect, and with low cost, safeguard simple, greatly improve the safety of down-hole, pump house and terrestrial user, to overcome the deficiencies in the prior art.
The gas pump station anti-backfire explosion-protection equipment that is achieved in that of the present invention, comprise explosion-proof main bucket and explosion-proof secondary bucket, top at explosion-proof main bucket is provided with Explosion-proof cap, top in explosion-proof main bucket is provided with the steam division board of inclination, separately be provided with escape pipe, one end of escape pipe enters in explosion-proof main bucket and passes steam division board from bottom, and in steam division board top, the other end of escape pipe is outside explosion-proof main bucket; Bottom in explosion-proof main bucket is provided with wave arrestment plate, is separately being provided with air inlet pipe, and one end of air inlet pipe enters in explosion-proof main bucket and passes wave arrestment plate from top, and in wave arrestment plate below, the other end of air inlet pipe is outside explosion-proof main bucket; Bottom at explosion-proof main bucket is provided with slag notch; Explosion-proof secondary bucket is communicated with the bottom of explosion-proof main bucket, is provided with water inlet pipe on the top of explosion-proof secondary bucket, is connected with float valve on water inlet pipe, and float valve is in explosion-proof secondary bucket.
On explosion-proof main bucket, be provided with observation port.Be convenient to the working condition in the explosion-proof main bucket of Real Time Observation.
Below wave arrestment plate in explosion-proof main bucket, be provided with main bucket content gauge.
In explosion-proof secondary bucket, be provided with secondary bucket content gauge.
Content gauge arrange can Real Time Observation the water yield, water level height
Owing to having adopted technique scheme, compared with prior art, the present invention improves the fireproof tempering device in gas drainage system, utilize the principle of linker, by the dynamic water table situation in the explosion-proof main bucket of the static water level control in explosion-proof secondary bucket, can realize automatic water supplement, anti-backfire, anti feedback, explosion-proof effect, the present invention is that pure machinery is controlled, not only saving resource but also safe and reliable; The gas pumping amount in ore deposit, new field is up to 300m
3/ min, installs after the present invention, and the safety that can greatly improve down-hole, pump house and terrestrial user, to ensureing that gas drainage under suction played safely effect very large, also lays the foundation for producing.The present invention is simple and reasonable, and processing is simple, and result of use is very good.
Brief description of the drawings
Accompanying drawing 1 is structural representation of the present invention;
Accompanying drawing 2 is lateral view of the present invention;
Accompanying drawing 3 is the partial structurtes schematic diagram of steam division board of the present invention;
Accompanying drawing 4 is the structural representation of wave arrestment plate of the present invention.
Detailed description of the invention
Embodiments of the invention: the structure of gas pump station anti-backfire explosion-protection equipment as shown in Figure 1, comprise explosion-proof main bucket 1 and explosion-proof secondary bucket 2, top at explosion-proof main bucket 1 is provided with Explosion-proof cap 13, top in explosion-proof main bucket 1 is provided with the steam division board 3 of inclination, separately be provided with escape pipe 4, one end of escape pipe 4 enters in explosion-proof main bucket 1 and passes steam division board 3 from bottom, and in steam division board 3 tops, the other end of escape pipe 4 is outside explosion-proof main bucket 1; Bottom in explosion-proof main bucket 1 is provided with wave arrestment plate 5, is separately being provided with air inlet pipe 6, and one end of air inlet pipe 6 enters in explosion-proof main bucket 1 and passes wave arrestment plate 5 from top, and in wave arrestment plate 5 belows, the other end of air inlet pipe 6 is outside explosion-proof main bucket 1; Bottom at explosion-proof main bucket 1 is provided with slag notch 7; Explosion-proof secondary bucket 2 is communicated with the bottom of explosion-proof main bucket 1, is provided with water inlet pipe 8 on the top of explosion-proof secondary bucket 2, is connected with float valve 9 on water inlet pipe 8, and float valve 9 is in explosion-proof secondary bucket 2; On explosion-proof main bucket 1, be provided with observation port 10; Below wave arrestment plate 5 in explosion-proof main bucket 1, be provided with main bucket content gauge 11; In explosion-proof secondary bucket 2, be provided with secondary bucket content gauge 12.
In the present embodiment, between explosion-proof main bucket 1 and explosion-proof secondary bucket 2, be connected by 4 writing brushes, the horizontal plane of two Explosion-Proof Tanks is consistent.
Methane gas flow process is: water-wave arrestment plate 5-steam division board 3-escape pipe 4 of air inlet pipe 6-explosion-proof main bucket 1 bottom.In the time of methane gas process water and wave arrestment plate 5, not only reduce the flow velocity of methane gas, also can make methane gas with part moisture, immediately while passing through steam division board 3 with the methane gas of moisture, can isolate portion of water, along with flowing of methane gas, in explosion-proof main bucket, also can lose moisture, thereby reduce the horizontal plane of explosion-proof main bucket 1, horizontal plane in explosion-proof secondary bucket 2 also can be along with reduction, and the spheroid of float valve 9 declines then, opens valve, start moisturizing, realize automatic water supplement.
Automatic draining operating principle is identical with automatic water supplement principle.Contain large quantity of moisture from gas pump gas out, during through steam division board 3, can isolate most of moisture, thereby the liquid level of explosion-proof main bucket 1 is raise, and the liquid level of explosion-proof secondary bucket 2 also raises thereupon, and the spheroid of float valve 9 raises then, open valve, start to discharge water, realize automatic draining.
Explosion-proof main bucket 1 and explosion-proof secondary bucket 2: the main part of automatic water supplement anti-backfire explosion-protection equipment.
Air inlet pipe 4: methane gas mouth.
Escape pipe 6: gas gas outlet.
Explosion-proof cap 13: when gas explosion time in generator tube, impact wave energy and wash Explosion-proof cap 13 open, release energy.
Observation port 10: the working condition in the explosion-proof main bucket 1 of Real Time Observation.
Steam division board 3: separate gas and separate with water, recycling water.Steam division board 3 adopts stainless steel bar shaped screen cloth to process, and the grating of bar shaped screen cloth is 2.5mm, and gap is 1.25mm, as shown in Figure 3.
Wave arrestment plate 6: prevent that gas from forming bubble and reducing gas flow speed, in addition, wave arrestment plate can also be realized and stop large bubble and the generation of ripple.Wave arrestment plate 6 adopts the steel plate that 10mm is thick to process, and evenly rushes the hole of diameter 20mm on steel plate, and hole center distance is 32mm, as shown in Figure 4.The area of air inlet port is 0.3848m
2, the gross area in hole is 0.7521m
2, the gross area/air inlet port area=1.9543, gas outlet area/air inlet port area=hole, as shown in Figure 4.
Remove cinder notch 7: remove the impurity in large explosion-proof metal bucket.
Main bucket content gauge 11 and secondary bucket content gauge 12: the Real Time Observation water yield, water level height.
Float valve 9: realize automatic water supplement according to the height of water level.
The price of a set of hydrolock spark arrester of same specification is about 60,000 yuan on the market, but also can not realize the effects such as automatic makeup (putting) water, steam separation.And preparation of the present invention needs 2.5 ten thousand yuan, 3.5 ten thousand yuan are saved.This device adopts pure machinery to control, and maintenance cost is almost negligible.
The present invention at present takes out pumping plant on ground watt, applicant ore deposit comes into operation, and through test of many times, the automatic water supplement of this device, steam separation, anti-backfire, anti feedback, five kinds of utility functions of blast protection all can normally realize; Of the present invention coming into operation, to ensureing that gas drainage under suction played safely effect very large, also lays the foundation for producing, and can greatly improve the safety of down-hole, pump house and terrestrial user.
Claims (4)
1. a gas pump station anti-backfire explosion-protection equipment, comprise explosion-proof main bucket (1) and explosion-proof secondary bucket (2), it is characterized in that: the top at explosion-proof main bucket (1) is provided with Explosion-proof cap (13), top in explosion-proof main bucket (1) is provided with the steam division board (3) of inclination, separately be provided with escape pipe (4), one end of escape pipe (4) enters in explosion-proof main bucket (1) and from bottom through steam division board (3), in steam division board (3) top, the other end of escape pipe (4) is outside explosion-proof main bucket (1); Bottom in explosion-proof main bucket (1) is provided with wave arrestment plate (5), separately be provided with air inlet pipe (6), one end of air inlet pipe (6) enters in explosion-proof main bucket (1) and from top through wave arrestment plate (5), in wave arrestment plate (5) below, the other end of air inlet pipe (6) is outside explosion-proof main bucket (1); Bottom at explosion-proof main bucket (1) is provided with slag notch (7); Explosion-proof secondary bucket (2) is communicated with the bottom of explosion-proof main bucket (1), is provided with water inlet pipe (8) on the top of explosion-proof secondary bucket (2), is connected with float valve (9) on water inlet pipe (8), and float valve (9) is in explosion-proof secondary bucket (2).
2. gas pump station anti-backfire explosion-protection equipment according to claim 1, is characterized in that: on explosion-proof main bucket (1), be provided with observation port (10).
3. gas pump station anti-backfire explosion-protection equipment according to claim 1, is characterized in that: wave arrestment plate (5) below in explosion-proof main bucket (1) is provided with main bucket content gauge (11).
4. gas pump station anti-backfire explosion-protection equipment according to claim 1, is characterized in that: in explosion-proof secondary bucket (2), be provided with secondary bucket content gauge (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410409498.7A CN104179523A (en) | 2014-08-20 | 2014-08-20 | Tempering and explosion prevention device for gas stations |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410409498.7A CN104179523A (en) | 2014-08-20 | 2014-08-20 | Tempering and explosion prevention device for gas stations |
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| CN104179523A true CN104179523A (en) | 2014-12-03 |
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| CN201410409498.7A Pending CN104179523A (en) | 2014-08-20 | 2014-08-20 | Tempering and explosion prevention device for gas stations |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104695538A (en) * | 2015-03-16 | 2015-06-10 | 西安长庆科技工程有限责任公司 | Automatic water-supplementing water seal technology of water-seal well |
| CN104975867A (en) * | 2015-06-05 | 2015-10-14 | 安徽恒源煤电股份有限公司 | Filtering fire suppression system for coal mine gas extraction pipeline |
| CN106051467A (en) * | 2016-08-09 | 2016-10-26 | 河南柴油机重工有限责任公司 | Gas-water separation fire retardant explosion venting device |
| CN109541142A (en) * | 2018-11-28 | 2019-03-29 | 徐州江煤科技有限公司 | A kind of pump suction type CH_4 detection device |
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| CN201786380U (en) * | 2009-12-23 | 2011-04-06 | 苏毅 | Double-tank water seal type anti-explosion and anti-backfire device |
| CN102278133A (en) * | 2011-06-29 | 2011-12-14 | 淄博淄柴新能源有限公司 | Individual overflow water seal fire relief and explosion release device |
| CN202187791U (en) * | 2011-08-04 | 2012-04-11 | 博山精工泵业有限公司 | Coal mine gas anti-explosion device |
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| CN202900304U (en) * | 2012-10-24 | 2013-04-24 | 山东博水泵业有限公司 | Self-balance type water seal anti-explosion device |
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2014
- 2014-08-20 CN CN201410409498.7A patent/CN104179523A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201786380U (en) * | 2009-12-23 | 2011-04-06 | 苏毅 | Double-tank water seal type anti-explosion and anti-backfire device |
| CN102278133A (en) * | 2011-06-29 | 2011-12-14 | 淄博淄柴新能源有限公司 | Individual overflow water seal fire relief and explosion release device |
| CN102900459A (en) * | 2011-07-27 | 2013-01-30 | 辽宁华科中煤装备有限公司 | Self-balancing water-seal-type anti-explosion device |
| CN202187791U (en) * | 2011-08-04 | 2012-04-11 | 博山精工泵业有限公司 | Coal mine gas anti-explosion device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104695538A (en) * | 2015-03-16 | 2015-06-10 | 西安长庆科技工程有限责任公司 | Automatic water-supplementing water seal technology of water-seal well |
| CN104975867A (en) * | 2015-06-05 | 2015-10-14 | 安徽恒源煤电股份有限公司 | Filtering fire suppression system for coal mine gas extraction pipeline |
| CN106051467A (en) * | 2016-08-09 | 2016-10-26 | 河南柴油机重工有限责任公司 | Gas-water separation fire retardant explosion venting device |
| CN106051467B (en) * | 2016-08-09 | 2018-11-13 | 河南柴油机重工有限责任公司 | A kind of gas-water separation back-fire relief explosion venting device |
| CN109541142A (en) * | 2018-11-28 | 2019-03-29 | 徐州江煤科技有限公司 | A kind of pump suction type CH_4 detection device |
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Application publication date: 20141203 |