CN104790904A - High-pressure water gushing-out drill hole sealing device and method - Google Patents
High-pressure water gushing-out drill hole sealing device and method Download PDFInfo
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- CN104790904A CN104790904A CN201410837319.XA CN201410837319A CN104790904A CN 104790904 A CN104790904 A CN 104790904A CN 201410837319 A CN201410837319 A CN 201410837319A CN 104790904 A CN104790904 A CN 104790904A
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- high pressure
- gushing water
- hole
- boring
- slag layer
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 105
- 238000007789 sealing Methods 0.000 title claims abstract description 44
- 238000000034 method Methods 0.000 title claims abstract description 24
- 239000002893 slag Substances 0.000 claims abstract description 49
- 239000004568 cement Substances 0.000 claims description 34
- 239000002002 slurry Substances 0.000 claims description 27
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 7
- 230000000903 blocking effect Effects 0.000 abstract 1
- 238000007569 slipcasting Methods 0.000 description 12
- 230000009977 dual effect Effects 0.000 description 11
- 239000011435 rock Substances 0.000 description 10
- 238000010276 construction Methods 0.000 description 5
- 239000011398 Portland cement Substances 0.000 description 4
- 230000004308 accommodation Effects 0.000 description 4
- 239000011449 brick Substances 0.000 description 4
- 239000012634 fragment Substances 0.000 description 4
- 239000011521 glass Substances 0.000 description 3
- 235000019353 potassium silicate Nutrition 0.000 description 3
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 3
- -1 certainly Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/10—Sealing or packing boreholes or wells in the borehole
- E21B33/13—Methods or devices for cementing, for plugging holes, crevices or the like
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/10—Sealing or packing boreholes or wells in the borehole
- E21B33/12—Packers; Plugs
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Abstract
The invention discloses a high-pressure water gushing-out drill hole sealing device and method. The high-pressure water gushing-out drill hole sealing device comprises a drainage hole communicated with a high-pressure water gushing-out drill hole. The tail end of the drainage hole inclines downwards. A drainage pipe is arranged in the drainage hole. A check valve is arranged at the tail end of the drainage pipe. A first grouting pipe is inserted into an opening of the drainage hole. The portion below the drainage hole is filled with a slag layer used for blocking the high-pressure water gushing-out drill hole. The slag layer wraps the periphery of the high-pressure water gushing-out drill hole. A second grouting pipe is inserted into the slag layer. According to the device and the method, the drainage hole is adopted for draining and relieving pressure for the high-pressure water gushing-out drill hole out of control, the high-pressure water gushing-out drill hole out of control is converted into a controllable drill hole, and the operability and the safety for hole sealing are improved; the slag layer is utilized for effectively closing an outlet of the working face of the high-pressure water gushing-out drill hole, and the sealing effect and the reliability of the high-pressure water gushing-out drill hole are improved.
Description
Technical field
The present invention relates to a kind of hole sealing device and method for sealing, particularly relate to hole sealing device and the method for sealing of the boring of a kind of high pressure gushing water.
Background technology
In mine down-hole is produced; usually can run into the gushing water problem of water under high pressure boring; as close bad exploratory hole, freezing hole, inspection eye etc. that down-hole discloses, and exploratory hole, inspection eye etc. that the aperture outburst prevention measures of underground construction lost efficacy (containing without outburst prevention device).This kind of boring, if do not carried out shutoff, impacts underground work environment on the one hand, strengthens mine drainage burden; Just bring larger water yield in short time on the other hand, Mine Safety in Production is threatened.
At present, the shutoff of this kind of boring adopts usually detects in advance, the direct shutoff in aperture, the method for slip casting by force, and this method exists following distinct disadvantage:
1, shutoff difficulty.Port closing is directly carried out in boring when there being water under high pressure to gush out very difficult, need adopt as multiple special facility such as rig, embedding rock hole packers, also need to carry out a large amount of work such as rig is firm, aperture country rock reinforcement transformation early stage and can implement sealing of hole, and during construction, personnel equipment all need carry out under the condition of a large amount of water burst, and construction environment is severe.
2, easily there is the secondary disasters such as inbreak, wall caving, pucking.Because rock mass major part belongs to space-fissuted medium, and the local stress caused due to vibration influence, excavation during underground construction removes effect etc., some three-dimensional netted cracks are had to exist at underground work place (tunnel, chamber, work plane etc.) periphery.Directly carry out port closing in boring with when water under high pressure, hole inner high voltage power water will flow into along these Fracture Networks, infiltrate surrounding rock body, causes the secondary disasters such as inbreak, wall caving, pucking.
3, plugging effect is poor, leaves accident potential for the later stage produces.Due to the Incoercibility of water body, carry out slip casting after direct shutoff of holing, grouting amount is generally all little, does not reach slip casting depth requirements.Like this, the carrying out produced along with the mine later stage, hole inner high voltage water can produce the effects such as crack splitting, stripping along with long-term vibrations, change of stress field etc. to rock mass.Destroy for a long time rock mass, the water burst of not timing and cave-in accident can be caused to occur, and serious threat was kept the safety in production to the mine later stage.
Summary of the invention
For prior art Problems existing, the object of this invention is to provide hole sealing device and the method for sealing of a kind of high pressure gushing water boring, it can carry out effective shutoff to the boring of high pressure gushing water.
Object of the present invention is achieved through the following technical solutions:
A kind of hole sealing device of high pressure gushing water boring, comprise the conduction hole be communicated with of holing with high pressure gushing water, the end of described conduction hole is downward-sloping, drainage tube is provided with in described conduction hole, the end of described drainage tube is provided with stop valve, and the aperture of described conduction hole is also inserted with the first Grouting Pipe, and the below of described conduction hole is filled with the slag layer for high pressure gushing water boring described in shutoff, described slag layer is wrapped in the boring of described high pressure gushing water around, is inserted with the second Grouting Pipe in described slag layer.
Further, downward-sloping 10 °-30 ° of described conduction hole.
Further, described first Grouting Pipe is positioned at the top of described drainage tube.
Further, the periphery of described slag layer is provided with the block pulp wall of ring-type.
Further, described second Grouting Pipe is fixed on described block pulp wall.
Present invention also offers the method for sealing of a kind of high pressure gushing water boring, comprise the steps:
Step is 1.: disclose high pressure gushing water region in tunnel, to determine the position that high pressure gushing water is holed;
Step is 2.: on the crag that the high pressure gushing water boring disclosed is other, offer downward-sloping conduction hole, described conduction hole is holed with described high pressure gushing water and is communicated with;
Step is 3.: in described conduction hole, install drainage tube and the first Grouting Pipe, and by described first Grouting Pipe to injection liquid slurry in described conduction hole, described liquid slurry is fixed described drainage tube;
Step is 4.: coated slag layer around the high pressure gushing water boring disclosed, and arranges the second Grouting Pipe in described slag layer;
Step is 5.: in described slag layer, inject slurries by described second Grouting Pipe, carries out shutoff to the high pressure gushing water boring be coated in slag layer;
Step is 6.: in the boring of high pressure gushing water, inject cement paste by described drainage tube, carries out shutoff to the high pressure gushing water boring above described slag layer.
Further, downward-sloping 10 °-30 ° of described conduction hole.
Further, described first Grouting Pipe is positioned at the top of described drainage tube.
Further, the periphery of described slag layer is provided with the block pulp wall of ring-type.
Further, described second Grouting Pipe is fixed on described block pulp wall.
The present invention not only adopts conduction hole to carry out drainage pressure release to high pressure gushing water out of control boring, high pressure gushing water out of control boring is converted into controlled boring, improve operability and the safety of sealing of hole, the present invention also utilizes slag layer effectively to close the work plane outlet that high pressure gushing water is holed, thus improves described high pressure gushing water drilling and sealing effect and reliability.
Accompanying drawing explanation
Fig. 1 is the hole sealing device schematic diagram of a kind of preferred high pressure gushing water boring of the present invention;
Fig. 2 is the method for sealing schematic diagram of a kind of preferred high pressure gushing water boring of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, a preferred embodiment of the present invention is described in detail.The identical Reference numeral of wherein identical component represents.It should be noted that, the word "front", "rear" of use is described below, "left", "right", "up" and "down" refer to direction in accompanying drawing, word " interior " and " outward " refer to the direction towards or away from particular elements geometric center respectively.
As shown in Figure 1, the hole sealing device of the high pressure gushing water boring provided of the present invention comprises 1 conduction hole be communicated with 2 of holing with high pressure gushing water, the end of described conduction hole 2 is downward-sloping, drainage tube 3 is provided with in described conduction hole 2, described drainage tube 3 is downward-sloping along the bearing of trend of described conduction hole 2, thus be convenient to flow out the water in described high pressure gushing water boring 1, realize the object of drainage pressure release, the end of described drainage tube 3 is provided with the stop valve for controlling liquid flow in described drainage tube 3, the aperture of the end of described conduction hole 2 is also inserted with the first Grouting Pipe 4, described first Grouting Pipe 4 injects cement paste by described conduction hole 2 in described high pressure gushing water boring.
As shown in Figure 1, the present invention is also filled with the slag layer 5 for high pressure gushing water boring 1 described in shutoff in the below of described conduction hole 2, described slag layer 5 is wrapped in around described high pressure gushing water boring 1, the second Grouting Pipe 6 is inserted with in described slag layer 5, described second Grouting Pipe 6 for injecting cement paste in described slag layer 5, thus slag layer 5 is bonded to one structure, to improve the shutoff fastness of described slag layer 5.
The present invention not only adopts conduction hole to carry out drainage pressure release to high pressure gushing water out of control boring, by this high pressure gushing water out of control boring is converted into controlled boring, improve operability and the safety of sealing of hole, the present invention also utilizes slag layer and slurries effectively to close the work plane outlet that high pressure gushing water is holed, thus improves described high pressure gushing water drilling and sealing effect and reliability.
As a preferred embodiment of the present invention, downward-sloping 10 °-30 ° of described conduction hole 2.What those skilled in the art should understand that is, the downward-sloping water contributed in described high pressure gushing water boring 1 of described conduction hole 2 flows out, realize the object of drainage pressure release, but, described conduction hole 2 angle of inclination is excessive, increase the difficulty injecting cement paste in described high pressure gushing water boring 1, consider that described conduction hole 2 is not only responsible for drain function, also relate to grouting operation, the present embodiment conduction hole 2 is preferably to having a down dip 10 °-30 °, certainly, above-mentioned angle of inclination is only a preferred embodiment of the present invention, those skilled in the art can also be according to actual needs, accommodation is carried out to the angle of inclination of described conduction hole 2, repeat no more herein.
In order to be fixed described drainage tube 3, the present invention installs drainage tube 3 and the first Grouting Pipe 4 in described conduction hole 2, in described conduction hole 2, cement paste is injected by described first Grouting Pipe 4, thus described cement paste is fixed described drainage tube 3, described first Grouting Pipe 4 is preferably arranged on the top of described drainage tube 3 by the present embodiment, thus make cement paste under the Action of Gravity Field of self, fill completely gap between described drainage tube 3 and described conduction hole 2, improve the connectivity robustness between described drainage tube 3 and described conduction hole 2.The present embodiment can carry out solid pipe preferably to injecting dual slurry in described first Grouting Pipe 4 to described drainage tube 3, can stop slip casting in described first Grouting Pipe 4 when flowing out dual slurry in described drainage tube 3.So-called dual slurry refers to the injection slurry that cement paste (C) and water glass (S) are mixed to form according to a certain percentage, the proportioning of the C-S slurries that the present embodiment adopts is cement paste (C): bath of glass (S)=1:0.2-0.5 (volume ratio), wherein, the proportioning of described cement paste is cement: water=1:1 (weight ratio), the cement that the present embodiment adopts is preferably portland cement.
In order to improve plasticity and the fastness of described slag layer 5, the present invention is also preferably provided with the block pulp wall 7 of ring-type in the periphery of described slag layer 5, described block pulp wall 7 is preferably artificial and builds body of wall, rock mass or the artificial assembly building body of wall processed and rock mass made.The height of described block pulp wall 7 is consistent with the height that the high pressure exposed gives prominence to boring 1, and the hydraulic pressure in the amount of slag that the internal diameter of described ring-type block pulp wall 7 can be filled as required and the boring of high pressure gushing water carries out accommodation.The block pulp wall 7 of the present embodiment is preferably built into by fragment of brick and cement, certainly, fragment of brick and cement are only a kind of preferred versions for the preparation of block pulp wall 7, and the present invention can also adopt other suitable constructional materials known in those skilled in the art to prepare described block pulp wall 7, repeats no more herein.
On the basis of above-described embodiment, in order to improve stability and the fastness of described second Grouting Pipe 6, described second Grouting Pipe 6 is preferably directly fixed on described block pulp wall 7 by the present invention, one end of described second Grouting Pipe 6 is stretched out from the outer wall of described block pulp wall 7, the other end of described second Grouting Pipe 6 plugs in described slag layer 5, thus is convenient to carry out direct slip casting in described slag layer 5 from the outside of described block pulp wall 7.
As shown in Figure 2, present invention also offers the method for sealing of a kind of high pressure gushing water boring, comprise the steps:
Step is 1.: disclose high pressure gushing water region in tunnel, to determine the position of high pressure gushing water boring 1;
Step is 2.: on the crag that the high pressure gushing water boring 1 disclosed is other, offer downward-sloping conduction hole 2, and described conduction hole 2 and described high pressure gushing water are holed and 1 to be communicated with, and the internal diameter of described conduction hole 2 is preferably 130mm;
Step is 3.: in described conduction hole 2, install drainage tube 3 and the first Grouting Pipe 4, the internal diameter of described drainage tube 3 is preferably 108mm, described first Grouting Pipe 4 is positioned at the aperture of the end of described conduction hole 2, the length of described first Grouting Pipe 4 is less than the length of described conduction hole 2, in described conduction hole 2, inject slurries by described first Grouting Pipe 4, described slurries are fixed described drainage tube 3;
The present embodiment carries out solid pipe preferably to injecting dual slurry in described first Grouting Pipe 4 to described drainage tube 3.So-called dual slurry refers to the injection slurry that cement paste (C) and water glass (S) are mixed to form according to a certain percentage, the proportioning of the C-S slurries that the present embodiment adopts is cement paste (C): bath of glass (S)=1:0.2-0.5 (volume ratio), wherein, the proportioning of described cement paste is cement: water=1:1 (weight ratio), the cement that the present embodiment adopts is preferably portland cement.Gu in pipe process, when flowing out dual slurry in described drainage tube 3, being namely filled with dual slurry in described conduction hole 2 and described drainage tube 3, now can stopping slip casting in described first Grouting Pipe 4.
Step is 4.: coated slag layer 5 around the high pressure gushing water boring 1 disclosed, and arranges the second Grouting Pipe 6 in described slag layer 5;
Step is 5.: in described slag layer 5, inject slurries by described second Grouting Pipe 6, carries out shutoff to the high pressure gushing water boring 1 be coated in slag layer 5;
Similarly, the present embodiment is reinforced described slag layer 5 preferably to injecting dual slurry in described second Grouting Pipe 6.So-called dual slurry refers to the injection slurry that cement paste (C) and water glass (S) are mixed to form according to a certain percentage, the proportioning of the C-S slurries that the present embodiment adopts is cement paste (C): bath of glass (S)=1:0.2-0.5 (volume ratio), wherein, the proportioning of described cement paste is cement: water=1:1 (weight ratio), the cement that the present embodiment adopts is preferably portland cement.In reinforcing process, when flowing out described dual slurry in described drainage tube 3, being namely filled with dual slurry in described slag layer 5, now can stopping slip casting in described second Grouting Pipe 6.
Step is 6.: in high pressure gushing water boring 1, inject cement paste by described drainage tube 3, shutoff is carried out to the high pressure gushing water boring 1 above described slag layer 5, the proportioning of described cement paste is water: cement=1:1 (weight ratio), described cement is portland cement, final grouting pressure is 6MPa, after slip casting terminates 24 hours, tunnelling can be recovered.
As a preferred embodiment of the present invention, downward-sloping 10 °-30 ° of described conduction hole 2.What those skilled in the art should understand that is, the downward-sloping water contributed in described high pressure gushing water boring 1 of described conduction hole 2 flows out, realize the object of drainage pressure release, but, described conduction hole 2 angle of inclination is excessive, increase the difficulty injecting cement paste in described high pressure gushing water boring 1, consider that described conduction hole 2 is not only responsible for drain function, also relate to grouting operation, the present embodiment conduction hole 2 is preferably to having a down dip 10 °-30 °, certainly, above-mentioned angle of inclination is only a preferred embodiment of the present invention, those skilled in the art can also be according to actual needs, accommodation is carried out to the angle of inclination of described conduction hole 2, repeat no more herein.
Described first Grouting Pipe 4 is preferably arranged on the top of described drainage tube 3 by the present embodiment, thus make cement paste under the Action of Gravity Field of self, fill completely gap between described drainage tube 3 and described conduction hole 2, improve the connectivity robustness between described drainage tube 3 and described conduction hole 2 by this.
In order to improve plasticity and the fastness of described slag layer 5, the present invention is also preferably provided with the block pulp wall 7 of ring-type in the periphery of described slag layer 5, the height of described block pulp wall 7 is consistent with the height that the high pressure exposed gives prominence to boring 1, and the hydraulic pressure in the amount of slag that the internal diameter of described ring-type block pulp wall 7 can be filled as required and the boring of high pressure gushing water carries out accommodation.The block pulp wall 7 of the present embodiment is preferably built into by fragment of brick and cement, certainly, fragment of brick and cement are only a kind of preferred versions for the preparation of block pulp wall 7, and the present invention can also adopt other suitable constructional materials known in those skilled in the art to prepare described block pulp wall 7, repeats no more herein.
On the basis of above-described embodiment, in order to improve stability and the fastness of described second Grouting Pipe 6, described second Grouting Pipe 6 is preferably directly fixed on described block pulp wall 7 by the present invention, one end of described second Grouting Pipe 6 is stretched out from the outer wall of described block pulp wall 7, the other end of described second Grouting Pipe 6 plugs in described slag layer 5, thus is convenient to carry out direct slip casting in described slag layer 5 from the outside of described block pulp wall 7.
In sum, method for sealing provided by the invention is simple, easy to implement.When high pressure gushing water boring exist water under high pressure gush out, the present invention adopts conduction hole first to carry out drainage pressure release, change boring out of control into controlled boring, then be convenient to carry out sealing of hole to the boring of high pressure gushing water, each staged construction of sealing of hole all carries out under controlled condition, thus effectively reduce workload, improve sealing of hole efficiency simultaneously.
Method for sealing provided by the invention improves the sealing of hole safety of high pressure gushing water boring.Water diversion grouting method is adopted due to during the slip casting in early stage of work plane adjacent borehole position, direct shutoff is not carried out to the boring of high pressure gushing water, therefore the high pressure water in hole would not flow into, infiltrate surrounding rock body along the three-dimensional netted Fracture Networks of underground work place (tunnel, chamber, work plane etc.) periphery, thus avoids the secondary disaster generations such as inbreak, wall caving, pucking.
Method for sealing provided by the invention also effectively improves plugging effect.Because early stage has carried out water diversion grouting to the boring of high pressure gushing water, and the periphery rock mass of the boring of exposure part is reinforced, thus provide favourable execution conditions for the high voltage step-up slip casting in later stage, later stage carries out heavy pressure slip-casting hole-sealing, pressure is high, grouting amount is large, can the height of effective guarantee sealing of hole cement paste, eliminates the potential safety hazard of later stage injection hole sealing.
Last it is noted that above embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (10)
1. the hole sealing device of a high pressure gushing water boring, it is characterized in that, comprise the conduction hole be communicated with of holing with high pressure gushing water, the end of described conduction hole is downward-sloping, drainage tube is provided with in described conduction hole, the end of described drainage tube is provided with stop valve, the aperture of described conduction hole is also inserted with the first Grouting Pipe, the below of described conduction hole is filled with the slag layer for high pressure gushing water boring described in shutoff, described slag layer is wrapped in the boring of described high pressure gushing water around, is inserted with the second Grouting Pipe in described slag layer.
2. the hole sealing device of high pressure gushing water boring according to claim 1, is characterized in that, downward-sloping 10 °-30 ° of described conduction hole.
3. the hole sealing device of high pressure gushing water boring according to claim 1, it is characterized in that, described first Grouting Pipe is positioned at the top of described drainage tube.
4. the hole sealing device of the high pressure gushing water boring according to any one of claim 1-3, it is characterized in that, the periphery of described slag layer is provided with the block pulp wall of ring-type.
5. the hole sealing device of high pressure gushing water boring according to claim 4, it is characterized in that, described second Grouting Pipe is fixed on described block pulp wall.
6. a method for sealing for high pressure gushing water boring, is characterized in that, comprise the steps:
Step is 1.: disclose high pressure gushing water region in tunnel, to determine the position that high pressure gushing water is holed;
Step is 2.: on the crag that the high pressure gushing water boring disclosed is other, offer downward-sloping conduction hole, described conduction hole is holed with described high pressure gushing water and is communicated with;
Step is 3.: in described conduction hole, install drainage tube and the first Grouting Pipe, and by described first Grouting Pipe to injection liquid slurry in described conduction hole, described liquid slurry is fixed described drainage tube;
Step is 4.: coated slag layer around the high pressure gushing water boring disclosed, and arranges the second Grouting Pipe in described slag layer;
Step is 5.: in described slag layer, inject slurries by described second Grouting Pipe, carries out shutoff to the high pressure gushing water boring be coated in slag layer;
Step is 6.: in the boring of high pressure gushing water, inject cement paste by described drainage tube, carries out shutoff to the high pressure gushing water boring above described slag layer.
7. the method for sealing of high pressure gushing water boring according to claim 6, is characterized in that, downward-sloping 10 °-30 ° of described conduction hole.
8. the method for sealing of high pressure gushing water boring according to claim 6, it is characterized in that, described first Grouting Pipe is positioned at the top of described drainage tube.
9. the method for sealing of the high pressure gushing water boring according to any one of claim 6-8, it is characterized in that, the periphery of described slag layer is provided with the block pulp wall of ring-type.
10. the method for sealing of high pressure gushing water boring according to claim 9, it is characterized in that, described second Grouting Pipe is fixed on described block pulp wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410837319.XA CN104790904B (en) | 2014-12-29 | A kind of hole sealing device and method for sealing of the drilling of high pressure gushing water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410837319.XA CN104790904B (en) | 2014-12-29 | A kind of hole sealing device and method for sealing of the drilling of high pressure gushing water |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104790904A true CN104790904A (en) | 2015-07-22 |
| CN104790904B CN104790904B (en) | 2018-02-09 |
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Cited By (4)
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| CN105201447A (en) * | 2015-08-18 | 2015-12-30 | 山东大学 | Quick-setting slurry grouting consolidation system and application method thereof |
| CN105201447B (en) * | 2015-08-18 | 2017-09-05 | 山东大学 | A kind of rapid hardening slurries grouting reinforcement system and its application method |
| CN105756617A (en) * | 2016-04-27 | 2016-07-13 | 安徽恒源煤电股份有限公司 | Water inrush drilling in-hole deep flow guide hole wall grouting pipe fixing plugging device and pipe fixing plugging method thereof |
| CN112031811A (en) * | 2020-07-22 | 2020-12-04 | 济南力稳岩土工程有限公司 | System and method for blocking cliff through water burst and grouting |
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