CN104329110B - A kind of foam filler foamed system with underground coal mine airduct air as source of the gas - Google Patents
A kind of foam filler foamed system with underground coal mine airduct air as source of the gas Download PDFInfo
- Publication number
- CN104329110B CN104329110B CN201410612925.1A CN201410612925A CN104329110B CN 104329110 B CN104329110 B CN 104329110B CN 201410612925 A CN201410612925 A CN 201410612925A CN 104329110 B CN104329110 B CN 104329110B
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- China
- Prior art keywords
- foam
- pipe
- bubble
- air
- hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000006260 foam Substances 0.000 title claims abstract description 47
- 239000003245 coal Substances 0.000 title claims description 14
- 239000000945 filler Substances 0.000 title claims description 9
- 239000002002 slurry Substances 0.000 claims abstract description 52
- 239000000243 solution Substances 0.000 claims abstract description 23
- 239000012530 fluid Substances 0.000 claims abstract description 21
- 239000000654 additive Substances 0.000 claims abstract description 20
- 230000000996 additive effect Effects 0.000 claims abstract description 20
- 150000001875 compounds Chemical class 0.000 claims abstract description 20
- 239000004570 mortar (masonry) Substances 0.000 claims abstract description 18
- 238000002347 injection Methods 0.000 claims abstract description 13
- 239000007924 injection Substances 0.000 claims abstract description 13
- 230000001105 regulatory effect Effects 0.000 claims abstract description 8
- 238000003756 stirring Methods 0.000 claims abstract description 8
- 238000005187 foaming Methods 0.000 claims description 8
- 229910001220 stainless steel Inorganic materials 0.000 claims description 8
- 239000010935 stainless steel Substances 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000011521 glass Substances 0.000 claims description 5
- 239000004579 marble Substances 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 4
- 238000012544 monitoring process Methods 0.000 claims description 4
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 4
- 238000002360 preparation method Methods 0.000 abstract description 2
- 239000002131 composite material Substances 0.000 abstract 1
- 239000006261 foam material Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 239000004088 foaming agent Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000011381 foam concrete Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F5/00—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F15/00—Methods or devices for placing filling-up materials in underground workings
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Abstract
The invention discloses a kind of foamed material foamed system with down-hole airduct air as source of the gas, including down-hole airduct, appendix, pressure gauge, regulating valve, expanding foam solution fluid reservoir, stirring vane, quantitative suction pump, check-valves, make bubble pipe, examination bubble mouth, valve, feed pipe for mortar, flowmeter, pressure gauge, compound additive injection pump, foam slurry blender, suction pump；Wherein, down-hole airduct provides air to bubble pipe is made by appendix；Expanding foam solution is pumped to by quantitative suction pump from expanding foam solution fluid reservoir makes bubble pipe；Compound additive is added in slurries in feed pipe for mortar by compound additive injection pump；Slurries, compound additive and foam are mixed in foam slurry blender, make slurries foam to form composite foam material；The slurries that preparation is completed are pumped to into assigned work place by suction pump again.Equipment and transfer pipeline that the system is compressed without the need for special air, it is its simple structure, easy to use.
Description
Technical field
The present invention relates to a kind of foamed material foamed system, especially a kind of to be applied to mine fire extinguishing and mine goaf
The foam filler foamed system with underground coal mine airduct air as source of the gas of filling.
Background technology
The conventional foaming method of cement or concrete has two kinds：One kind is to add chemical substance in slurries, allow its with
There is chemical reaction in slurries, so as to produce bubble, this method is referred to as chemical blowing in itself；Another kind is physical blowing, is commonly used
Be compressed air foam.Chemical method is not applied in down-hole fire extinguishing, and one is because foaming agent itself or the bubble for producing
The air of down-hole is polluted easily, two is that pulverized fuel ash slurry does not often also have the strong characteristic for participating in chemical reaction.Latter side
Method is commonly used to produce foam cement and foamed concrete, is also used for closed roadway in down-hole, adds caulking joint gap.However, its foaming agent
Need the pressure-air that foaming machine is produced to foam, and control of the underground coal mine to high-tension apparatus is stricter, using inconvenience.
The content of the invention
Technical problem：The purpose of the present invention is to overcome weak point of the prior art, there is provided one kind is with coal mine leeward
Foamed material foamed system of the pipe air for source of the gas, the system architecture is simple, reliability is high, low cost, can efficiently solve height
The safety problem that foam equipment brings.
Technical scheme：The foam filler foamed system with underground coal mine airduct air as source of the gas of the present invention, including
Down-hole airduct, expanding foam solution fluid reservoir, stirring vane, feed pipe for mortar, compound additive injection pump, foam-slurry blender, take out slurry
Pump, arranges one in down-hole and makes bubble pipe, and the air inlet pipe for making bubble pipe is connected with down-hole airduct by appendix, is sequentially provided with appendix
Regulating valve and Pressure monitoring pressure gauge；The inlet for making bubble pipe is connected with expanding foam solution fluid reservoir by flexible pipe, is set on flexible pipe successively
There are check-valves and quantitative suction pump；Make the bubble output hole of bubble pipe to enter to steep mouth and be connected with foam-slurry blender by the road, foam-
The inlet of slurry mixer is connected with feed pipe for mortar, on the feed pipe for mortar at foam-slurry mixer entrance Jing bypass pipes with it is compound
Additive injection pump is connected；The bubble output hole of foam-slurry blender is connected with suction pump, and the slurries after foaming pass through suction pump)
Pump to assigned work place.
Described bubble pipe of making includes housing, is located at the inlet of housing outer surface and is located at the bubble output hole of housing forward end, position
Making equipped with glass marble is provided with housing between inlet and bubble output hole to indulge in serfing the Net, the rear end of housing is stretched into and makes interior setting of indulging in serfing the Net
There is air inlet pipe.
Described making is indulged in serfing the Net to be provided with the stainless (steel) wire of some a diameter of 1～2mm apertures.
Described foam-slurry blender includes cylinder, to be located in cylinder the multiple tracks semicircle for arranging alternatively up and down stainless
Steel shoe, on circular stainless steel shoe, interval is provided with radial mesh.
The feed pipe for mortar is sequentially provided with flowmeter and pressure before the bypass interface tube of connection compound additive injection pump
Table.
Beneficial effect：As a result of above-mentioned technical proposal, the appendix of the present invention is carried to bubble pipe is made by down-hole airduct
For air, the big I of air pressure is monitored by pressure gauge by valve regulation is adjusted；Quantitative suction pump is by foaming agent from expanding foam solution fluid reservoir
Pump to and make bubble pipe, check-valves is installed between bubble pipe and expanding foam solution fluid reservoir making, prevent the foam return for having foamed from extremely sending out
Bubble liquid fluid reservoir；Compound additive and foam and slurries to be mixed are filled in being transported to foam-slurry blender together
Divide mixing, then the slurries that preparation is completed are pumped to into assigned work place by suction pump.Be a kind of safe, easy convenience,
Lower-cost foamed system.It is source of the gas that foamed system is introduced down-hole airduct air, lowers significantly the energy consumption and equipment of system
Number.This foamed system can be used to build efficient roadside packing system, eliminate the coal that thin coal pillar side leakage wind is caused by lane
Spontaneous combustion hidden danger, can improve working face weather environment, it is ensured that the safety in production of mine, and further promote under non-substantially stabilized overlying strata
Build without coal pillar mining efficient public security system, without the need for the equipment and transfer pipeline, its simple structure of special air compression, use
It is convenient, with good popularizing application prospect.
Description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation that bubble pipe is made in Fig. 1；
Fig. 3 is the structural representation of baffle plate in foam-slurry blender in Fig. 1.
In figure：1st, down-hole airduct；2nd, appendix；3rd, pressure gauge；4th, regulating valve；5th, expanding foam solution fluid reservoir；6th, stirring vane；
7th, quantitative suction pump；8th, check-valves；9th, make bubble pipe；10th, examination bubble mouth；11st, valve；12nd, feed pipe for mortar；13rd, flowmeter；14th, pressure
Table；15th, compound additive injection pump；16th, foam-slurry blender；17th, suction pump；9-1, make bubble pipe；9-2, inlet；9-
3rd, bubble output hole；9-4, housing；9-5, glass marble；9-6, make and indulge in serfing the Net；16-1, semicircle stainless steel shoe；16-2, radial net
Hole.
Specific embodiment
Below in conjunction with the accompanying drawings one embodiment of the present of invention is further described：
Foam filler foamed system of the present invention with underground coal mine airduct air as source of the gas, mainly by down-hole airduct 1,
Appendix 2, pressure gauge 3, regulating valve 4, expanding foam solution fluid reservoir 5, stirring vane 6, quantitative suction pump 7, check-valves 8, make bubble pipe 9,
Examination bubble mouth 10, valve 11, feed pipe for mortar 12, flowmeter 13, pressure gauge 14, compound additive injection pump 15, foam-slurry blender
16th, suction pump 17 is constituted.One is arranged in down-hole and makes bubble pipe 9, described bubble pipe 9 of making includes housing 9-4, is located at housing 9-4 appearances
The inlet 9-2 in the face and bubble output hole 9-3 for being located at housing 9-4 front ends, the housing between inlet 9-2 and bubble output hole 9-3
It is provided with the 9-6 that indulges in serfing the Net that makes equipped with glass marble 9-5 in 9-4, the rear end of housing 9-4 is stretched into make to indulge in serfing the Net and is provided with air inlet pipe 9- in 9-6
1.The described 9-6 that indulges in serfing the Net that makes is the stainless (steel) wire for being provided with some a diameter of 1～2mm apertures.The air inlet pipe for making bubble pipe 9 passes through gas transmission
Pipe 2 is connected with down-hole airduct 1, and regulating valve 4 and Pressure monitoring pressure gauge 3 are sequentially provided with appendix 2；Make the inlet of bubble pipe 9
It is connected with expanding foam solution fluid reservoir 5 by flexible pipe, on flexible pipe, is sequentially provided with check-valves 8 and quantitative suction pump 7；Make the blebbing of bubble pipe 9
Mouth enters to steep mouth and is connected with foam-slurry blender 16 by the road, and described foam-slurry blender 16 includes cylinder, is located at
The semicircle stainless steel shoe 16-1 of multiple tracks for being arranged in cylinder alternatively up and down, on circular stainless steel shoe, interval is provided with radial net
Hole 16-2.The inlet of foam-slurry blender 16 is connected with feed pipe for mortar 12, and the feed pipe for mortar 12 is in connection compound additive pressure
Before the bypass interface tube of note pump 15, flowmeter 13 and pressure gauge 14 are sequentially provided with.The defeated slurry of 16 porch of foam-slurry blender
On pipe 12, Jing bypass pipes are connected with compound additive injection pump 15；The bubble output hole of foam-slurry blender 16 and 17 phase of suction pump
Even, the slurries after foaming are pumped to assigned work place by suction pump 17.
Shown in Fig. 1, down-hole airduct 1 is connected with the air inlet pipe for making bubble pipe 9 by appendix 2, and prison is sequentially provided with appendix 2
Survey the regulating valve 4 of the pressure gauge 3 and control air pressure of blast；Expanding foam solution fluid reservoir 5 is by flexible pipe and the inlet phase for making bubble pipe 9
Even, stirring vane 6 is installed in expanding foam solution fluid reservoir 5, for the stirring of expanding foam solution, expanding foam solution fluid reservoir 5 and being made connect between bubble pipe 9
It is connected to quantitative suction pump 7 and check-valves 8, quantitative suction pump 7 is gone out liquid flexible pipe and is connected with the inlet for making bubble pipe 9；Make bubble pipe 9
Bubble output hole connecting tee pipe, other two of three-way pipe are equipped with valve 11, and three-way pipe one end is examination bubble mouth 10, and the other end passes through
Flexible pipe connection foam-slurry blender 16；The stock inlet of the connection foam-slurry of feed pipe for mortar 12 blender 16, in stock inlet side
Order is provided with the sprue of the flowmeter 13, pressure gauge 14 and compound additive injection pump 15 of monitoring slurry flow；Foam-slurry
The bubble output hole of liquid mixer 16 connects suction pump 17 by seamless steel pipe, and foaming rear slurry is pumped to specified through suction pump 17 and filled
Fill out job site.
Fig. 2 show the section of structure for making bubble pipe 9, and it includes cylindrical housings.Make the 9-5 that indulges in serfing the Net and will make for two pieces in housing
Bubble pipe 9 is divided into gas part, mixed foaming part and blebbing part successively.Make
For 1～2mm, it is the thick stainless steels of 1～2mm to make 9-6 materials of indulging in serfing the Net.One end of housing 9-4 is provided with orthogonal inlet
9-2 and bubble pipe 9-1 is made, make to indulge in serfing the Net at two pieces and between 9-6, be filled with the glass marble 9-5 of some close contacts.
Fig. 3 is shown in foam-slurry blender 16 for foam and the well-mixed stainless steel semicircular band of slurries
Hole baffle plate 16-1, is provided with the radial mesh 16-2 of some a diameter of 3～4mm on baffle of porous baffle 16-1.
Operation principle：When whole system normal work, down-hole airduct 1 provides air to bubble pipe 9 is made by appendix 2,
Air pressure is monitored by pressure gauge 3, and the big I of air pressure is adjusted by regulating valve 4；Quantitative suction pump 17 will be configured and stirred
Into expanding foam solution pump to from expanding foam solution fluid reservoir 5 make bubble pipe 9, make bubble pipe 9 and expanding foam solution fluid reservoir 5 between non-return is installed
Valve 8, prevents the foam return for having foamed to expanding foam solution fluid reservoir 5；The slurries that ground configures are delivered to well by feed pipe for mortar 12
Under, compound additive is added in feed pipe for mortar by compound additive injection pump 15, make foam that bubble pipe 9 bubble output hole produces and
Slurries to be mixed are sufficiently mixed in being transported to foam-slurry blender 16 together, then fully will be sent out by suction pump (17)
The slurries of bubble are pumped to assigned work place.
Claims (4)
1. a kind of foam filler foamed system with underground coal mine airduct air as source of the gas, including down-hole airduct（1）, foaming
Liquid fluid reservoir（5）, stirring vane（6）, feed pipe for mortar（12）, compound additive injection pump（15）, foam-slurry blender（16）、
Suction pump（17）, it is characterised in that：One is arranged in down-hole and makes bubble pipe（9）, make bubble pipe（9）Air inlet pipe pass through appendix（2）With
Down-hole airduct（1）It is connected, appendix（2）On be sequentially provided with regulating valve（4）With first pressure table（3）；Make bubble pipe（9）Inlet
By flexible pipe and expanding foam solution fluid reservoir（5）It is connected, on flexible pipe, is sequentially provided with check-valves（8）And suction pump（7）；Make bubble pipe（9）'s
Bubble output hole by the road with foam-slurry blender（16）Enter to steep mouth be connected, foam-slurry blender（16）Inlet with it is defeated
Slurry pipe（12）It is connected, foam-slurry blender（16）The feed pipe for mortar of porch（12）Upper Jing bypass pipes and compound additive pressure injection
Pump（15）It is connected；Foam-slurry blender（16）Bubble output hole and suction pump（17）It is connected, during work, down-hole airduct（1）Pass through
Appendix（2）Manage to bubble is made（9）Air is provided, air pressure is by first pressure table（3）Monitoring, the big I of air pressure is by adjusting
Section valve（4）Adjust；Suction pump（17）The expanding foam solution that configuration stirring is completed is from expanding foam solution fluid reservoir（5）Pump to and make bubble pipe（9）,
Making bubble pipe（9）With expanding foam solution fluid reservoir（5）Between check-valves is installed（8）, the foam return for having foamed is prevented to expanding foam solution
Fluid reservoir（5）；The slurries that ground configures pass through feed pipe for mortar（12）Down-hole is delivered to, compound additive passes through compound additive pressure
Note pump（15）It is added in feed pipe for mortar, makes bubble pipe（9）The foam and slurries to be mixed that bubble output hole is produced is transported to bubble together
Foam-slurry mixer（16）In be sufficiently mixed, the slurries after foaming pass through suction pump（17）Pump to assigned work place；
Described makes bubble pipe（9）Including housing（9-4）, be located at housing（9-4）The inlet of outer surface（9-2）Be located at housing
（9-4）The bubble output hole of front end（9-3）, positioned at inlet（9-2）And bubble output hole（9-3）Between housing（9-4）Inside it is provided with and is equipped with
Glass marble（9-5）Make and indulge in serfing the Net（9-6）, housing（9-4）Rear end be provided with to stretch into make and indulge in serfing the Net（9-6）Interior air inlet pipe（9-1）.
2. the foam filler foamed system with underground coal mine airduct air as source of the gas according to claim 1, which is special
Levy and be：Described making is indulged in serfing the Net（9-6）To be provided with the stainless (steel) wire of some a diameter of 1 ~ 2mm apertures.
3. the foam filler foamed system with underground coal mine airduct air as source of the gas according to claim 1, which is special
Levy and be：Described foam-slurry blender（16）Including cylinder, to be located at the multiple tracks that arranged in cylinder alternatively up and down semicircle not
Rust steel shoe（16-1）, on semicircle stainless steel shoe, interval is provided with radial mesh（16-2）.
4. the foam filler foamed system with underground coal mine airduct air as source of the gas according to claim 1, which is special
Levy and be：The feed pipe for mortar（12）In connection compound additive injection pump（15）Bypass interface tube before, be sequentially provided with flowmeter
（13）With second pressure table（14）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410612925.1A CN104329110B (en) | 2014-11-04 | 2014-11-04 | A kind of foam filler foamed system with underground coal mine airduct air as source of the gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410612925.1A CN104329110B (en) | 2014-11-04 | 2014-11-04 | A kind of foam filler foamed system with underground coal mine airduct air as source of the gas |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104329110A CN104329110A (en) | 2015-02-04 |
| CN104329110B true CN104329110B (en) | 2017-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410612925.1A Active CN104329110B (en) | 2014-11-04 | 2014-11-04 | A kind of foam filler foamed system with underground coal mine airduct air as source of the gas |
Country Status (1)
| Country | Link |
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| CN (1) | CN104329110B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104806283A (en) * | 2015-05-04 | 2015-07-29 | 安徽理工大学 | Bubble dedusting system for air dust in mine roadway |
| CN111271117A (en) * | 2019-05-03 | 2020-06-12 | 石家庄国盛矿业科技有限公司 | Polymer foaming material for coal mine airtight filling |
| CN110732283B (en) * | 2019-09-30 | 2023-07-18 | 中国矿业大学 | Preparation system of coal-electricity integrated three-waste-based foaming material and application method thereof |
| CN110743446B (en) * | 2019-09-30 | 2023-07-14 | 中国矿业大学 | Laboratory research device for coal-electricity integrated three-waste-based foaming material |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4380459A (en) * | 1981-10-05 | 1983-04-19 | Atlantic Richfield Company | Method for reducing the amount of coal dust in the environment surrounding coal mining |
| RU2089730C1 (en) * | 1992-06-02 | 1997-09-10 | Российский научно-исследовательский институт горно-спасательного дела | Device for production of inert foam pump |
| CN101251025B (en) * | 2008-04-08 | 2011-03-09 | 中国矿业大学 | Coal mine down-hole foam dedusting system |
| CN101251024B (en) * | 2008-04-08 | 2010-09-15 | 中国矿业大学 | Foam generator for dedusting coal mine |
| CN101881177A (en) * | 2009-05-05 | 2010-11-10 | 康凯 | Foam dust removing system of wind power slag-discharging coal mine |
| CN102434187A (en) * | 2011-12-01 | 2012-05-02 | 康立杰 | Foam dust suppression system and foam dust suppression method for mine excavation |
| CN204200262U (en) * | 2014-11-04 | 2015-03-11 | 中国矿业大学 | A kind of foam filler foamed system that is source of the gas with underground coal mine airduct air |
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2014
- 2014-11-04 CN CN201410612925.1A patent/CN104329110B/en active Active
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Address after: 221116 Research Institute of China University of Mining and Technology,, Jiangsu Applicant after: China Mining Technology Univ. Address before: 221116 Research Institute, China University of Mining and Technology, Xuzhou University, Jiangsu, China, Applicant before: China Mining Technology Univ. |
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