CN201802413U - Fast plugging device of mine roadway without external gas source - Google Patents
Fast plugging device of mine roadway without external gas source Download PDFInfo
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- CN201802413U CN201802413U CN2010205276570U CN201020527657U CN201802413U CN 201802413 U CN201802413 U CN 201802413U CN 2010205276570 U CN2010205276570 U CN 2010205276570U CN 201020527657 U CN201020527657 U CN 201020527657U CN 201802413 U CN201802413 U CN 201802413U
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- capsule bag
- plugging device
- bag
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Abstract
The utility model relates to a fast plugging device of a mine roadway without an external gas source, which can form a plugging wall fast. The fast plugging device is provided with a closed soft bag; the middle of the bag is positioned at the top of the mine roadway, and the left part and the right part fall along the side walls of the mine roadway respectively so as to form an arch shape; the left part and the right part of the bag are respectively and internally provided with a component A and a component B, wherein the component A comprises supersaturated solution of aluminum sulfate or aluminium chloride, and the component B comprises supersaturated solution of sodium bicarbonate or ammonia bicarbonate; the middle part of the bag is supported by a rope, the first end of the rope is fixed at the top of the mine roadway, and the second end of the rope is hung on a movable fastener of a tripping device which is fixed at the top of the mine roadway. When in need of plugging, the movable fastener of the tripping device is pulled, the second end of the rope is released, the bag falls due to losing of the support of the rope, the component A and the component B are contacted to react, and the generated bubbles supports the bag to be opened so as to form the plugging wall.
Description
Technical field
The utility model relates to mine safety protection field, is specifically related to a kind of no external source of the gas mine laneway fast plugging device.
Background technology
At present, the improvement method of coal mine gas mainly is divided into active and passive type two big classes.Tank and water bag are a kind of equipments that passive type prevents gas explosion, its operating principle is the pressure that relies on gas explosion to produce smash, a throw tank or water bag is broken off relations, before explosive flame arrives, form water smoke, stop and put out the explosive flame that arrives subsequently, thereby reach explosion-proof purpose.The passive type explosion-protection equipment needs pressure that gas explosion produces greater than more than the 12KPa, otherwise the tank or water bag is broken off relations of being difficult to smash, throwing can't form desirable water smoke state, and explosion-proof effect is difficult to guarantee.Active explosion isolation device is to accept blast information by sensor, trigger antiriot device by controller, produce datonation-inhibition dust cloud body, suppress explosive flame, its shortcoming one is that inconvenience is installed and used at the scene, and low-tension supply needs on-the-spot the connection, power supply reliability was difficult to guarantee when blast took place, the action of explosion-protection equipment is difficult to also guarantee that battery feed needs periodic charge, gives to use and management is made troubles; The 2nd, the drive system cost height of Explosion suppressant and formation Explosion suppressant mist body; The 3rd, what Explosion suppressant sprayed is limited in scope, and the Explosion suppressant spraying range is deviation slightly, is difficult to reach datonation-inhibition effect.
The colliery is permeable in recent years happens occasionally, and the colliery is permeable together to become the topmost disaster in colliery with fire, gas.Permeable or gas is gushed out for the colliery, and a kind of method of using external source of the gas shutoff is arranged at present, and it is to form block wall to the inflation of capsule bag, and external source of the gas adopts the compressor inflation or utilizes the gas cylinder inflation.Under coal mine, use the compressor aeration speed slow, power supply has become dangerous matter sources when gas or a large amount of swelling go out, and in these cases, just there is defective in the compressor inflation.Gas cylinder also belongs to danger, and the gas flow of wanting complete shutoff tunnel to need is more, and inflationtime is also longer.
Summary of the invention
Problem to be solved in the utility model provides a kind of simple in structure, no external source of the gas mine laneway fast plugging device that can form block wall fast.
For addressing the above problem, the no external source of the gas mine laneway fast plugging device that the utility model provides has the soft capsule bag of a sealing, this capsule bag middle part is positioned at the top of mine laneway, and the left and right part of capsule bag is sagging along the sidewall of mine laneway respectively, forms an arch; Dress component A in the left half of capsule bag, dress B component in the right half of capsule bag, component A comprises one or both in aluminum sulfate supersaturated solution or the aluminium chloride supersaturated solution, and B component comprises one or both in sodium acid carbonate supersaturated solution or the ammonium hydrogencarbonate supersaturated solution; Capsule bag middle part hollow is separated component A and the B component adorned in the left and right part of capsule bag; The capsule bag middle part that is positioned at the mine laneway top is supported by rope, first end of this rope is fixed on the mine laneway top away from access adit, second end of rope hangs on the movable fastener of trip gear, and trip gear is fixed on the top, tunnel near the pithead of access adit.When needing shutoff, the movable fastener of pulling trip gear, release is to the constraint of rope second end (near the tunnel port of export), rope second end comes off from trip gear, the capsule bag loses the support of rope and falls, and component A contacts with B component, reacts, the bubble that produces struts the capsule bag, forms block wall.
Can also contain high power foam liquid in component A and B component, the gas that produced of component A and B reaction is wrapped up by foam in such cases, prevents gas in the capsule bag tunnel of bleeding because of fortuitous event is too fast.
To the tunnel of surperficial irregularity, around soft capsule bag, be stained with the closed pore spongy layer, after the air bag pressurising, spongy layer can be clamp-oned the out-of-flatness zone, shutoff liquid or gas permeation.
The utility model is simple in structure, easy for installation, cost is very low, and operation is succinct.A, B two components in the soft capsule bag of the utility model contain high expansion foaming agent, the gas that produces is wrapped up by high expansion foam, reveals in case the excessive capsule bag of pressure produces, and the gas in the foam can not spill rapidly in a large number yet, so use safelyr, can not produce obviously influence to the tunnel environment.Effectively shutoff is permeable, gas is gushed out, CO for the utility model
2Gas is gushed out, H
2S gas mine disaster such as gush out is for the smooth flee danger of miner zone provides assurance.
Description of drawings
Fig. 1 is the structural representation of an embodiment of the utility model.
Fig. 2 is the view that Fig. 1 vertically sees from the tunnel.
Fig. 3 is the structure chart of trip gear among Fig. 1.
Fig. 4 is the structure chart of the another kind of trip gear of the utility model.
The specific embodiment
As shown in Figure 1 and Figure 2.Soft capsule bag 12 layings with a sealing along the tunnel, form an arch, the laying mode is: five ropes 3 are housed at the top in tunnel, first end 31 of rope 3 is fixed on the top, tunnel away from access adit, rope second end 32 is connected on the movable fastener of trip gear 4, and trip gear 4 is fixed on the top, tunnel near access adit, with rope the middle part 11 of capsule bag 1 is supported on the top, tunnel, and the left half 12 of capsule bag and right half 13 are sagging along walls.Dress component A (aluminum sulfate supersaturated solution) in the left half 12 of capsule bag, dress B component (sodium acid carbonate supersaturated solution) all contains 2% high power foam liquid in the right half 13 of capsule bag in component A and the B component.Because capsule bag middle part 11 is positioned at topmost, so two component A, B are separated, they can not come in contact.
Trip gear 4 is made up of body 41, movable fastener 42, clasp 43 and stay cord 6, wherein movable fastener 42 is bearing pins, body 41 has two earrings with holes 44, movable fastener 42 is inserted in the hole of earrings 44, clasp 43 is inserted on the movable fastener 42 and between two earrings 44, second end 32 of rope 3 is fixedlyed connected with clasp 43, and an end of stay cord 6 is fixed on the movable fastener 42, and body 41 is fixed on the top, tunnel.
For the ease of threading off, above-mentioned stay cord 6 preferably passes a fixed pulley 5.
Trip gear of the present utility model is not limited to said structure, can have multiple, trip gear for example shown in Figure 4 adopts the lever trip gear, one end of lever 7 (being equivalent to movable fastener) is provided with hook 72, rope second end 32 hangs on the hook 72 of lever 7 one ends, second end 32 of rope 3 can be discharged by stay cord 71.
When occurring permeable in the tunnel or pernicious gas when gushing out, the miner withdraws to the well head place immediately, withdraw to the position that the soft capsule bag of shutoff is housed, the whipper-in miner spurs stay cord 6, the pin rod 42 of trip gear is extracted from the earrings of body 41, movable fastener 43 comes off from pin rod 42, rope second end 32 of support cell bag lands thereupon, capsule bag 1 loses the support of rope 3 and falls, original segregate two component A, B were mixed mutually and were reacted immediately this moment, produce a large amount of bubbles and be full of the capsule bag, form block wall.The gas that two component A, B are produced is wrapped in by high expansion foam, capsule bag inflation back one side and wall have certain frictional force, reaction back remaining liq also has certain deadweight on the other hand, this two aspect can prevent that all the capsule bag that swells from being washed away by air-flow or current, has won valuable seeking survival the time for miner's safe escape mine.
If be stained with the closed pore spongy layer around the capsule bag, after the pressurising of capsule bag, spongy layer can be clamp-oned the out-of-flatness zone, and its plugging effect is better.
Claims (6)
1. no external source of the gas mine laneway fast plugging device, it is characterized in that: soft capsule bag (1) with a sealing, this capsule bag middle part (11) is positioned at the top of mine laneway, and the left and right part of capsule bag (12,13) is sagging along the sidewall of mine laneway respectively, forms an arch; Dress component A in the left half of capsule bag (12), dress B component in the right half of capsule bag (13), component A comprises one or both in aluminum sulfate supersaturated solution or the aluminium chloride supersaturated solution, and B component comprises one or both in sodium acid carbonate supersaturated solution or the ammonium hydrogencarbonate supersaturated solution; Capsule bag middle part hollow is separated component A and the B component adorned in the left and right part of capsule bag; The capsule bag middle part that is positioned at the mine laneway top is supported by rope (3), first end of this rope is fixed on the mine laneway top away from access adit, second end (32) of rope hangs on the movable fastener (42) of trip gear (4), and trip gear (4) is fixed on the top, tunnel near the pithead of access adit.
2. plugging device according to claim 1 is characterized in that being stained with spongy layer around soft capsule bag.
3. plugging device according to claim 1 and 2 is characterized in that also containing in component A and the B component high power foam liquid.
4. plugging device according to claim 3, it is characterized in that trip gear (4) is by body (41), movable fastener (42), clasp (43) and stay cord (6) are formed, wherein movable fastener (42) is a bearing pin, body (41) has two earrings with holes (44), movable fastener (42) is inserted in the hole of earrings (44), clasp (43) is inserted on the movable fastener (42) and is positioned between two earrings (44), second end (32) of rope (3) is fixedlyed connected with clasp (43), one end of stay cord (6) is fixed on the movable fastener (42), and body (41) is fixed on the top in tunnel.
5. plugging device according to claim 3 is characterized in that trip gear adopts the lever trip gear, and an end of lever (7) is provided with hook (72), and rope second end (32) hangs on the hook (72) of lever (7) one ends.
6. plugging device according to claim 4 is characterized in that described stay cord (6) passes a fixed pulley (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205276570U CN201802413U (en) | 2010-09-14 | 2010-09-14 | Fast plugging device of mine roadway without external gas source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205276570U CN201802413U (en) | 2010-09-14 | 2010-09-14 | Fast plugging device of mine roadway without external gas source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201802413U true CN201802413U (en) | 2011-04-20 |
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ID=43871918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205276570U Expired - Fee Related CN201802413U (en) | 2010-09-14 | 2010-09-14 | Fast plugging device of mine roadway without external gas source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201802413U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103982203A (en) * | 2014-05-22 | 2014-08-13 | 太原理工大学 | Method for stopping inrushing of goaf water of mine |
| CN109356649A (en) * | 2018-10-29 | 2019-02-19 | 华北科技学院 | A kind of waterproof lock wall of roadway head disaster isolation |
-
2010
- 2010-09-14 CN CN2010205276570U patent/CN201802413U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103982203A (en) * | 2014-05-22 | 2014-08-13 | 太原理工大学 | Method for stopping inrushing of goaf water of mine |
| CN103982203B (en) * | 2014-05-22 | 2016-05-18 | 太原理工大学 | A kind of method of blocking the old empty Shuitu water of mine |
| CN109356649A (en) * | 2018-10-29 | 2019-02-19 | 华北科技学院 | A kind of waterproof lock wall of roadway head disaster isolation |
| CN109356649B (en) * | 2018-10-29 | 2021-01-01 | 华北科技学院 | Waterproof gate wall for disaster isolation of roadway driving working face |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110420 Termination date: 20130914 |