CN105240048B - A kind of gas filling method based on paste body filling - Google Patents
A kind of gas filling method based on paste body filling Download PDFInfo
- Publication number
- CN105240048B CN105240048B CN201510701243.2A CN201510701243A CN105240048B CN 105240048 B CN105240048 B CN 105240048B CN 201510701243 A CN201510701243 A CN 201510701243A CN 105240048 B CN105240048 B CN 105240048B
- Authority
- CN
- China
- Prior art keywords
- filling
- air bag
- paste body
- gas
- cloth
- 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.)
- Expired - Fee Related
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH 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
- E21F15/08—Filling-up hydraulically or pneumatically
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH 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
- E21F15/02—Supporting means, e.g. shuttering, for filling-up materials
- E21F15/04—Stowing mats; Goaf wire netting; Partition walls
Abstract
The gas filling method based on paste body filling that the invention discloses a kind of, includes the following steps, the first step, air bag is laid on the ground in goaf, divider wall is then arranged, be divided into closed filling space.Second step arranges that cloth tube, the gas tube of air bag are connected with high-pressure pump by the expects pipe mounting hole of divider wall.Third step when by paste body filling to away from 20~30cm of ground level, is inflated to air bag, keeps paste body filling is synchronous with air bag inflation to carry out.When the top surface of lotion to be filled is touched at the top of filling space, paste body filling is completed.Continue to inflate to air bag, until the air pressure in air bag reaches the pressure of overlying rock, closes high-pressure pump, complete gas filling.4th step repeats the first step, second step and third step, carries out next one filling.This method increases gas filling technique on the basis of paste body filling, can effectively reduce filling and owe to connect top amount, improve pack completeness, save filler, guarantee the support strength of obturation.
Description
Technical field
The present invention relates to a kind of gas filling methods, and in particular to a kind of gas filling method based on paste body filling.
Background technique
Filling in mine is grown up to meet the needs of mining industry, in external existing more than 100 years history.Filling
Exploitation is in Poland, German good application effect, using the coal mining output of hydraulic filling when Poland mines under cities and towns and industrial building
80% or so of national coal mining underbuildings amount is accounted for, the filler used is usually river sand, gangue and fly ash in electric power plant etc.；
The states such as Britain, France, Belgium all use filling-up pneumatically method to some extent.Development through last 100 years, foreign countries' filling are adopted
The development of mine technology mainly experienced following four developing stage: (1) for the purpose of handling solid waste, waste material directly being sent
Enter goaf；(2) hydraulic filling；(3) cemented backfilling technology is developed；(4) highly concentrated cemented fill technology is developed.
The development of domestic filling mining technology also experienced the four-stage similar with development abroad: (1) to handle solid
Barren rock dry stowing for the purpose of waste；(2) hydraulic filling technique is used；(3) apply and research and develop tailing cemented backfilling technology；
(4) country starts to develop high dense fill technology, such as paste body filling, stone sand plasm glue jointed filling and Total tailing consolidated fill skill
Art.
Summary of the invention
For above-mentioned defect existing in the prior art, the purpose of the present invention is to provide a kind of gas based on paste body filling
Body placement method, this method can effectively improve filling effect, guarantee the intensity of obturation, save filler.
To achieve the goals above, the technical solution of use is the present invention:
A kind of gas filling method based on paste body filling, includes the following steps,
The first step after the completion of coal cutting, is laid with air bag along working face direction on the ground in goaf, then setting isolation
Goaf is separated into a closed filling space by wall, and air bag is located in filling space.
Second step arranges cloth tube by the expects pipe mounting hole on divider wall top, and the grout outlet alignment filling of cloth tube is empty
Between, cloth tube is connect with feeding engine.The gas tube of air bag is after the extraction of the tracheae mounting hole of divider wall lower part, with high-pressure pump phase
Connection.
Third step starts feeding engine, lotion is delivered in filling space by cloth tube, the lotion in space to be filled fills
When being filled to away from 20~30cm of ground level, start to start high-pressure pump, be inflated by high-pressure pump to air bag, and keep paste body filling
It is synchronous with air bag inflation to carry out.When the top surface of lotion to be filled is touched at the top of filling space, stop paste body filling, and will isolation
The expects pipe mounting hole of wall blocks.Then, continue to inflate to air bag until closing when the air pressure in air bag reaches the pressure of overlying rock
High-pressure pump is closed, and seals the gas tube of air bag, gas tube is pushed back in filling space, then blocks the tracheae installation of divider wall
Hole.After lotion solidifies completely, divider wall is removed, this round paste body filling is completed.
Preferably, above-mentioned steps further include the 4th step, the first step, second step and third step are repeated, into next one cream
Body filling.
Preferably, the cloth tube includes multiple No.1 cloth tubes and multiple No. two cloth tubes, each No.1 cloth tube and each
The successively radial arrangement in interval between No. two cloth tubes.All No.1 cloth tubes and all No. two cloth tubes carry out lotion in turn and fill
It fills out, the switching time filled in turn should control in 20~30min.
Preferably, the air bag has multiple, spaced between all air bags, and is in be dislocatedly distributed.Tracheae mounting hole
There is multiple, the gas tube one-to-one correspondence of tracheae mounting hole and all air bags.
Preferably, the divider wall is formed by muti-piece template splicing, and the outside of template is fixed by bracket.
Preferably, the divider wall has muti-piece template splicing to form, and the outside of template is fixed by bracket.
By using preceding solution, the method have the benefit that: this method is on the basis of paste body filling
Increase gas filling technique, filling can be effectively reduced and owe to connect top amount, pack completeness is improved, save filler, guarantee obturation
Support strength.It solves the problems, such as that mine filling needs to consume a large amount of material, and saves filling cost, meet " low
Consumption, the environmentally protective theory of Gao Huishou ".
Detailed description of the invention
Fig. 1 is the principle schematic diagram of a certain state before the present invention fills.
Fig. 2 is the principle schematic diagram of a certain state in stowing operation of the present invention.
Fig. 3 is the principle schematic diagram of a certain state after the present invention fills.
Fig. 4 is the principle schematic diagram of a certain state after fill paste solidification of the present invention.
Fig. 5 is the principle schematic diagram of certain a part in Fig. 1 mode, thus it is shown that divider wall and cloth tube.
Specific embodiment
The present invention is described in detail with reference to the accompanying drawing:
In conjunction with Fig. 1 to Fig. 5, a kind of gas filling method based on paste body filling, using following steps,
The first step, after the completion of coal cutting, along working face direction on the ground in goaf be laid with air bag 1, be then arranged every
From wall 2, the upper end of divider wall 2 is separated into a closed filling space close to the top in goaf, by goaf, and 1, air bag
In in filling space.The divider wall 2 is formed by muti-piece template splicing, and the outside of template is fixed by bracket.
Second step arranges cloth tube by the expects pipe mounting hole on 2 top of divider wall, and the cloth tube includes multiple No.1 cloth
Expects pipe 3 and multiple No. two cloth tubes 4, the successively radial arrangement in interval between each No.1 cloth tube 3 and each No. two cloth tubes 4.It is all
No.1 cloth tube 3 and all No. two cloth tubes 4 carry out paste body filling in turn, and the switching time filled in turn should control 20~
30min, in order to avoid lead to cloth blockage because of lotion solidification.The grout outlet of all cloth tubes is directed at filling space, all No.1s
Cloth tube 3 is connected with a feeding engine, and all No. two cloth tubes 4 are connected with an another feeding engine.
The expects pipe mounting hole has multiple, expects pipe mounting hole and all cloth tubes one-to-one correspondence.The bottom of filling space
Air bag 1 have it is multiple, it is spaced between all air bags 1, and in being dislocatedly distributed.The tracheae mounting hole of the lower part of divider wall 2 also has
Multiple, the gas tube 5 of tracheae mounting hole and all air bags 1 corresponds.The gas tube 5 of each air bag 1 is from 2 lower part gas of divider wall
After pipe mounting hole is drawn, it is connected with high-pressure pump.
Third step starts feeding engine, lotion is delivered in filling space by cloth tube, the lotion in space to be filled fills
When being filled to away from 20~30cm of ground level, starts to start high-pressure pump, be inflated by high-pressure pump to air bag 1, and lotion is kept to fill
Fill out carry out synchronous with air bag inflation.When the top surface of lotion to be filled touches at the top of filling space, stop paste body filling, and will be every
All expects pipe mounting holes from 2 top of wall block.Then, continue to be inflated to air bag 1 until the air pressure in air bag 1 reaches upper overlying strata
When the pressure of layer, high-pressure pump is closed, and seal the gas tube 5 of all air bags 1, gas tube 5 is pushed back in filling space, then is sealed
Block the tracheae mounting hole of 2 walls of isolation.After lotion to be filled solidifies completely, the confined air of high pressure is formed in the inside of lotion
Chamber removes divider wall, completes this round paste body filling.
Also include the 4th step in above-mentioned steps, repeat the first step, second step and third step, carries out next one lotion and fill
It fills out.
Air bag and paste body filling are effectively combined together by the present invention, are effectively reduced and are owed to connect top amount, and pack completeness, section are improved
Save a large amount of filler.Under the premise of saving cost, solution releases more " under three " overstocked coal resources, improves resource
The rate of recovery, and the influence to surface buildings, railway and water body is reduced, reach the purpose of sustainable development, has to three unders in coal mining
There is profound significance, while striding forward a crucial step to realizing that gas filling is exploited.
Certainly, the above description is not a limitation of the present invention, and the present invention is also not limited to the example above, this technology neck
The variations, modifications, additions or substitutions that the technical staff in domain is made within the essential scope of the present invention also should belong to of the invention
Protection scope.
Claims (5)
1. a kind of gas filling method based on paste body filling, which is characterized in that include the following steps,
The first step after the completion of coal cutting, is laid with air bag on the ground in goaf along working face direction, divider wall is then arranged,
Goaf is separated into a closed filling space, air bag is located in filling space；
Second step arranges that cloth tube, the grout outlet of cloth tube are directed at filling space, cloth by the expects pipe mounting hole on divider wall top
Expects pipe is connect with feeding engine；The gas tube of air bag is connected after the extraction of the tracheae mounting hole of divider wall lower part with high-pressure pump；
Third step starts feeding engine, lotion is delivered in filling space by cloth tube, the paste body filling in space to be filled is extremely
When away from 20~30cm of ground level, start to start high-pressure pump, be inflated by high-pressure pump to air bag, and keep paste body filling gentle
Capsule inflation is synchronous to be carried out；When the top surface of lotion to be filled touches at the top of filling space, stop paste body filling, and by divider wall
Expects pipe mounting hole blocks；Then, continue to inflate to air bag until closing high when the air pressure in air bag reaches the pressure of overlying rock
Compression pump, and the gas tube of air bag is sealed, gas tube is pushed back in filling space, then block the tracheae mounting hole of divider wall；
After lotion solidifies completely, divider wall is removed, this round paste body filling is completed.
2. a kind of gas filling method based on paste body filling according to claim 1, which is characterized in that further include the 4th
Step repeats the first step, second step and third step, into next one paste body filling.
3. a kind of gas filling method based on paste body filling according to claim 1, which is characterized in that the cloth tube
Including multiple No.1 cloth tubes and multiple No. two cloth tubes, successively interval is radial between each No.1 cloth tube and each No. two cloth tubes
Arrangement；All No.1 cloth tubes and all No. two cloth tubes carry out paste body filling in turn, and the switching time filled in turn should control
In 20~30min.
4. a kind of gas filling method based on paste body filling according to claim 1, which is characterized in that the air bag has
It is multiple, it is spaced between all air bags, and be in be dislocatedly distributed；Tracheae mounting hole also has multiple, tracheae mounting hole and all gas
The gas tube of capsule corresponds.
5. a kind of gas filling method based on paste body filling according to claim 1, which is characterized in that the divider wall
It is formed by muti-piece template splicing, the outside of template is fixed by bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510701243.2A CN105240048B (en) | 2015-10-26 | 2015-10-26 | A kind of gas filling method based on paste body filling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510701243.2A CN105240048B (en) | 2015-10-26 | 2015-10-26 | A kind of gas filling method based on paste body filling |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105240048A CN105240048A (en) | 2016-01-13 |
| CN105240048B true CN105240048B (en) | 2019-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510701243.2A Expired - Fee Related CN105240048B (en) | 2015-10-26 | 2015-10-26 | A kind of gas filling method based on paste body filling |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106382118B (en) * | 2016-11-30 | 2018-04-17 | 长沙矿山研究院有限责任公司 | No divider wall actively connects the roof formula method of mining by the way of filling |
| CN106988780B (en) * | 2017-05-09 | 2018-12-14 | 山东科技大学 | A kind of girdle goaf paste body filling construction method |
| CN106979033B (en) * | 2017-05-09 | 2018-09-14 | 山东科技大学 | A kind of high goaf paste body filling construction method of thick seam large mining |
| CN107965349B (en) * | 2017-11-23 | 2019-05-31 | 长沙矿山研究院有限责任公司 | Water consolidates mixed slurry load precompressed process for dewatering and coagulating |
| CN108412540A (en) * | 2018-03-08 | 2018-08-17 | 山东科技大学 | A kind of expansion filling method based on waste filling |
| CN110566269A (en) * | 2019-08-19 | 2019-12-13 | 西北矿冶研究院 | Truss type filling method for underground goaf |
| CN112377250B (en) * | 2020-11-11 | 2022-09-16 | 国家能源投资集团有限责任公司 | Underground filling equipment, underground filling system and underground filling method |
| CN112360549B (en) * | 2020-11-11 | 2023-01-13 | 国家能源投资集团有限责任公司 | Filling equipment and filling method |
| CN113586053B (en) * | 2021-08-27 | 2022-04-12 | 东莞理工学院 | Trinity gob-side entry retaining gangue filling mining method |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE758894A (en) * | 1969-11-14 | 1971-04-16 | Knauf Westdeutsche Gips | PROCESS FOR ERECTING MASONRY IN UNDERGROUND AND PLASTER OPERATIONS FOR THE IMPLEMENTATION OF THIS PROCEDURE |
| CN102155225B (en) * | 2011-03-11 | 2012-11-14 | 中国矿业大学 | Filling and mining method of coal gases |
| CN102155262B (en) * | 2011-03-11 | 2012-11-14 | 中国矿业大学 | Method for filling gas near roadway of coal mine gob-side entry retaining |
| AU2012245296B2 (en) * | 2011-04-22 | 2016-12-22 | James Joseph Manno Jr. | Specialized lined landfill system for the stabilization and containment of drilling wastes and coal combustion residues |
| CN203189062U (en) * | 2013-04-17 | 2013-09-11 | 天地科技股份有限公司 | Hole drift filling sealing device |
| CN103485820B (en) * | 2013-10-09 | 2016-03-30 | 山东科技大学 | Ya Hu lane filled wall and construction method thereof is allowed without coal column filling mining flexibility |
| CN104405438B (en) * | 2014-10-15 | 2016-06-01 | 山东科技大学 | Mine gob-side entry retaining paste body filling body of wall connect top method |
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| CB03 | Change of inventor or designer information |
Inventor after: Wang Changxiang Inventor after: Guo Zhongping Inventor after: Mou Wenqiang Inventor after: Wang Yucheng Inventor after: Wang Jianxing Inventor after: Wang Kai Inventor after: Du Zhaowen Inventor after: Li Shuo Inventor before: Wang Yucheng Inventor before: Guo Zhongping Inventor before: Mou Wenqiang Inventor before: Wang Changxiang Inventor before: Wang Jianxing Inventor before: Wang Kai Inventor before: Du Zhaowen Inventor before: Li Shuo |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190723 Termination date: 20201026 |
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| CF01 | Termination of patent right due to non-payment of annual fee |