CN105840199A - Rock-roadway comprehensive tunneling method for static-blasting-matching tunneling machine - Google Patents
Rock-roadway comprehensive tunneling method for static-blasting-matching tunneling machine Download PDFInfo
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- CN105840199A CN105840199A CN201610317557.7A CN201610317557A CN105840199A CN 105840199 A CN105840199 A CN 105840199A CN 201610317557 A CN201610317557 A CN 201610317557A CN 105840199 A CN105840199 A CN 105840199A
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- big gun
- hole
- rock
- gun hole
- development machine
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Links
- 238000000034 method Methods 0.000 title claims abstract description 22
- 230000005641 tunneling Effects 0.000 title abstract 9
- 239000011435 rock Substances 0.000 claims abstract description 58
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 41
- 238000005422 blasting Methods 0.000 claims description 22
- 230000003068 static effect Effects 0.000 claims description 21
- 239000004606 Fillers/Extenders Substances 0.000 claims description 18
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 8
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 6
- 239000004568 cement Substances 0.000 claims description 6
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 4
- 238000009412 basement excavation Methods 0.000 claims description 4
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 4
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims description 4
- 239000000292 calcium oxide Substances 0.000 claims description 4
- 229910052938 sodium sulfate Inorganic materials 0.000 claims description 4
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 3
- 239000011575 calcium Substances 0.000 claims description 3
- 229910052791 calcium Inorganic materials 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 235000011152 sodium sulphate Nutrition 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 abstract 2
- 238000005553 drilling Methods 0.000 abstract 2
- 230000036346 tooth eruption Effects 0.000 abstract 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 239000004575 stone Substances 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000007832 Na2SO4 Substances 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001687 destabilization Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/006—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries by making use of blasting methods
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Earth Drilling (AREA)
Abstract
The embodiment of the invention discloses a rock-roadway comprehensive tunneling method for a static-blasting-matching tunneling machine, and relates to the technical field of rock-roadway tunneling. The method includes the steps that first blast holes, second blast holes, third blast holes to periphery blast holes are sequentially drilled in the periphery of a water probing hole; resistance wires are arranged in the first blast holes, the second blast holes, the third blast holes to the periphery blast holes; prepared expanding agents are poured into all the blast holes provided with the resistance wires; the resistance wires are powered on, the temperature of the resistance wires is controlled to be the preset temperature, the expanding agents are heated and expanded after continuous powering is conducted for preset time to allow the blast holes to be pre-broken, and powering of the resistance wires is stopped; a drilling head of the tunneling machine is aligned with the water probing hole, first cutting teeth on the drilling head correspond to the second blast holes, the tunneling machine is started, rock is broken, and an initial groove cavity is formed. The rock-roadway comprehensive tunneling method is suitable for rock-roadway tunneling of the hard rock occasion.
Description
Technical field
The present invention relates to stone drifting technical field, particularly relate to a kind of static blasting and coordinate the rock gangway of development machine
Comprehensive driving method.
Background technology
Along with China's industrialized level steps up, the demand of the energy increases day by day, and the energy of 80% comes
From coal.Rock tunnel engineering is the foundation stone of Dissertation of Development of Coal Industry, is also the important item work of Enterprises Sustainable Developing Strategy
Make.Rock gangway speedy drivage is the basic assurance that gurmy, exploiting field, stope " three take over greatly " are smoothed out.
Construction of rock gangway first has to brokenly pure rock, and conventional rock breaking method has mechanical rock breaking and blasting rock-broken two kinds.
Wherein, mechanical rock breaking is to use development machine to break rock, it is adaptable to the occasion that rock is softer, when running into solid rock
Pick Loss is serious, and during mechanical rock breaking, dust is bigger simultaneously；Blasting rock-broken is applicable to the field that rock is harder
Closing, but blast action is relatively big to rock convergence measure, easily induce wall rock destabilization, blast action produces simultaneously
The harm such as toxic gas, vibration is very important.Visible, all there is drawback in single broken rock mode, has one
Fixed limitation.
Summary of the invention
In view of this, the embodiment of the present invention provides a kind of static blasting to coordinate the rock lane comprehensive driving side of development machine
Method, it is possible to increase the driving speed of rock gangway.
For reaching above-mentioned purpose, embodiments of the invention adopt the following technical scheme that
A kind of static blasting coordinates the rock lane comprehensive driving method of development machine, including:
It is drilled with spy water hole at work surface, utilizes described spy water hole that the regimen in the rock in work surface front is carried out
Detection；
Visit after water terminates, be drilled with successively in periphery, described spy water hole first lap big gun hole, the second circle big gun hole, the 3rd
Circle big gun hole ... are until periphery big gun hole；
In first lap big gun hole, the second circle big gun hole, the 3rd circle big gun hole ... and periphery big gun hole, arrange electricity
Resistance silk；
The extender that proportioning is good is filled in each big gun hole having arranged resistance wire；
Described resistance wire is energized, makes wire temperature control at predetermined temperature, persistently after the energising scheduled time
Extender expanded by heating causes the presplitting of big gun hole, stops being energized described resistance wire；
Driving machine gun head is directed at described spy water hole, and makes the first row pick on big gun head and described second circle
Big gun hole is corresponding, starts development machine, fragmented rock body, forms initial vallecular cavity；
Utilize the big gun head of described development machine to the rock around initial vallecular cavity, carry out according to order from inside to outside
Broken；
Make the big gun head peripherally contour line cutting rock of described development machine, form smooth outline excavation
Line.
Alternatively, the aperture in described spy water hole is 150mm, hole depth 100m；
The aperture 42mm in described first lap big gun hole, hole depth 2-3m, pitch of holes is 0.1mm；
Described second circle big gun hole is arranged in the shape of a spiral, and distance is visited the distance in water hole and is gradually increased, the second circle big gun hole
Pitch of holes equal with the space width of first row pick on driving machine gun head.
Alternatively, in described periphery big gun hole, every three big gun holes are one group, borehole spacing 0.1m.Often group big gun hole
Spacing 0.5m, is evenly arranged on the contour line of tunnel；
In the often group big gun hole in periphery big gun hole, only middle big gun hole is arranged resistance wire, the hole conduct of another two big gun
Expand via hole and do not arrange resistance wire.
Alternatively, the weight proportion of described extender is:
Cement 100, calcium oxide 70, calcium carbonate 10, sodium sulfate 50, water 80.
Alternatively, the weight proportion of described extender is:
Cement 100, calcium sulphoaluminate 20, red mud 50, calcium oxide 80, water 100.
Alternatively, described predetermined temperature is 20 degrees Celsius；The described scheduled time is 1 hour.
A kind of static blasting that the embodiment of the present invention provides coordinates the rock lane comprehensive driving method of development machine, utilizes
Resistance wire and extender carry out static blasting to big gun hole, make the leading presplitting in big gun hole, then will driving machine gun head pair
Accurate described spy water hole, and make the first row pick on big gun head corresponding with described second circle big gun hole, start pick
Enter machine, fragmented rock body, form initial vallecular cavity, then crush according to order from inside to outside along vallecular cavity；
Finally make the big gun head peripherally contour line cutting rock of described development machine, form smooth outline excavation
Line, so combines the static blasting in big gun hole with the Mechanical Crushing of development machine, it is possible to increase the driving of rock gangway
Speed.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to enforcement
In example or description of the prior art, the required accompanying drawing used is briefly described, it should be apparent that, describe below
In accompanying drawing be only some embodiments of the present invention, for those of ordinary skill in the art, do not paying
On the premise of going out creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the flow process signal that static blasting of the present invention coordinates the rock lane comprehensive driving method embodiment of development machine
Figure；
Fig. 2 is the big gun hole cloth that static blasting of the present invention coordinates in the rock lane comprehensive driving method embodiment of development machine
Put schematic diagram.
Detailed description of the invention
Static blasting a kind of to the embodiment of the present invention coordinates the rock lane comprehensive driving side of development machine below in conjunction with the accompanying drawings
Method is described in detail.
It will be appreciated that described embodiment be only the present invention a part of embodiment rather than whole realities
Execute example.Based on the embodiment in the present invention, those of ordinary skill in the art are not before making creative work
Put all other embodiments obtained, broadly fall into the scope of protection of the invention.
Referring to Fig. 1 and Fig. 2, static blasting of the present invention coordinates the rock lane comprehensive driving method embodiment of development machine,
The embodiment of the present invention includes step:
S101, work surface be drilled with spy water hole 1, utilize described spy water hole to the water in the rock in work surface front
Feelings detect.
In the present embodiment, it is adaptable to the rock gangway end face of solid coefficient f ＞ 12.Solid coefficient f represents rock
That destroys is difficult to degree.F=R/10, wherein, R represents the uniaxial compressive strength of rock.
The aperture in described spy water hole can be 150mm, hole depth 100m.
After S102, spy water terminate, it is drilled with first lap big gun hole 2, second in periphery, described spy water hole 1 successively and encloses big gun
Hole, the 3rd circle big gun hole 3 ... are until periphery big gun hole 6.
In the present embodiment, visit after water terminates, be drilled with successively in periphery, described spy water hole 1 first lap big gun hole 2, the
Big gun hole 5, periphery big gun hole 6 are enclosed in two circle big gun hole the 4, the 4th, circle big gun holes the 3, the 3rd.
Wherein, the aperture 42mm in described first lap big gun hole 2, hole depth 2-3m, pitch of holes is 0.1mm.
Described second circle big gun hole 3 is arranged in the shape of a spiral, and distance is visited the distance in water hole and is gradually increased, the second circle big gun
The pitch of holes in hole 3 is equal with the space width of the first row pick on driving machine gun head.The concrete size in big gun hole by
The pick distribution situation of development machine determines.In the present embodiment, as a example by existing MH620 type hard rock mole,
On its big gun head, first row totally 4 picks, arrange twist, and the distance of distance big gun head central shaft gradually increases
Adding, the distance of distance big gun head central shaft is respectively 0.15m, 0.2m, 0.25m, 0.3m.This driving machine gun head
Four big gun holes in the second circle big gun hole 3 shown in corresponding diagram 2 respectively, the position of upper 4 picks of first row, should
The labelling in four big gun holes is respectively 3-1,3-2,3-3,3-4.
3rd circle big gun hole 4 is arranged in outside the second circle big gun hole 3, and it is 0.5m that distance visits water hole (centre bore) distance.
4th circle big gun hole 5 is arranged in outside the 3rd circle big gun hole 4, and distance the 3rd encloses big gun hole 0.3m.
According to the size of section, also can arrange the 5th circle, the 6th circle big gun hole etc., the spacing between enclosing and enclosing is
0.3m。
S103, first lap big gun hole, second circle big gun hole, the 3rd circle big gun hole ... and periphery big gun hole in,
Arrange resistance wire.
In the present embodiment, in as the spy water hole of centre bore, do not arrange resistance wire, in first lap big gun hole,
In two circle big gun holes, the 3rd circle big gun hole ... and periphery big gun hole, arrange resistance wire.Described resistance wire is exhausted
Edge resistance wire.
S104, the extender that proportioning is good is filled in each big gun hole having arranged resistance wire.
In the present embodiment, grouter can be used, the extender that proportioning is good is filled into and has arranged resistance wire
In each big gun hole.
As an alternative embodiment, the weight proportion of described extender is: cement 100, calcium oxide (CaO)
70, calcium carbonate (CaCO3) 10, sodium sulfate (Na2SO4) 50, water 80.The expansion of the extender of the present embodiment
Rate is 260.
As another alternative embodiment, the weight proportion of described extender is: cement 100, calcium sulphoaluminate 20,
Red mud 50, calcium oxide (CaO) 80, water 100.The expansion rate of the extender of the present embodiment is 214.
Red mud is the contaminative waste residue discharged during aluminium industry extraction aluminium oxide, and average often produces 1 ton of oxygen
Change aluminum, incidentally produce 1.0～2.0 tons of red muds.
S105, being energized described resistance wire, make wire temperature control at predetermined temperature, persistently energising is predetermined
After time, extender expanded by heating causes the presplitting of big gun hole, stops being energized described resistance wire.
In the present embodiment, described predetermined temperature is 20 degrees Celsius；The described scheduled time is 1 hour.
In the present embodiment, visit water hole diameter relatively large, and do not arrange resistance wire and perfusion in visiting water hole
Extender, so can make full use of and visit the spy water hole left over after water terminates, for the static state in first lap big gun hole
Explosion provides free face, it is simple to the presplitting in first lap big gun hole, shape between big gun hole adjacent in first lap big gun hole
Become precrack.
S106, general's driving machine gun head are directed at described spy water hole, and make the first row pick on big gun head with described
Second circle big gun hole is corresponding, starts development machine, fragmented rock body, forms initial vallecular cavity.
In the present embodiment, driving machine gun head is directed at described spy water hole, and makes the first row pick on big gun head
Corresponding with described second circle big gun hole, it is simple to driving machine gun head forces in rock mass, makes rock mass quick crashing.
S107, utilize the big gun head of described development machine to the rock around initial vallecular cavity, suitable according to from inside to outside
Sequence crushes.
S108, make described development machine big gun head peripherally contour line cutting rock, form smooth opening
Dig contour line.
A kind of static blasting that the embodiment of the present invention provides coordinates the rock lane comprehensive driving method of development machine, utilizes
Resistance wire and extender carry out static blasting to big gun hole, make the leading presplitting in big gun hole, then will driving machine gun head pair
Accurate described spy water hole, and make the first row pick on big gun head corresponding with described second circle big gun hole, start pick
Enter machine, fragmented rock body, form initial vallecular cavity, then along vallecular cavity according to from inside to outside (i.e. from centre bore towards
Periphery big gun hole) order crush；Finally make the big gun head peripherally contour line cutting rock of described development machine
Stone, forms smooth excavation contour line, so by the Mechanical Crushing of the static blasting in big gun hole Yu development machine
Combine, it is possible to increase the driving speed of rock gangway.
The above, the only detailed description of the invention of the present invention, but protection scope of the present invention is not limited to
This, any those familiar with the art, in the technical scope that the invention discloses, can readily occur in
Change or replacement, all should contain within protection scope of the present invention.Therefore, protection scope of the present invention
Should be as the criterion with scope of the claims.
Claims (6)
1. the rock lane comprehensive driving method of a static blasting cooperation development machine, it is characterised in that including:
It is drilled with spy water hole at work surface, utilizes described spy water hole that the regimen in the rock in work surface front is carried out
Detection；
Visit after water terminates, be drilled with successively in periphery, described spy water hole first lap big gun hole, the second circle big gun hole, the 3rd
Circle big gun hole ... are until periphery big gun hole；
In first lap big gun hole, the second circle big gun hole, the 3rd circle big gun hole ... and periphery big gun hole, arrange electricity
Resistance silk；
The extender that proportioning is good is filled in each big gun hole having arranged resistance wire；
Described resistance wire is energized, makes wire temperature control at predetermined temperature, persistently after the energising scheduled time
Extender expanded by heating causes the presplitting of big gun hole, stops being energized described resistance wire；
Driving machine gun head is directed at described spy water hole, and makes the first row pick on big gun head and described second circle
Big gun hole is corresponding, starts development machine, fragmented rock body, forms initial vallecular cavity；
Utilize the big gun head of described development machine to the rock around initial vallecular cavity, carry out according to order from inside to outside
Broken；
Make the big gun head peripherally contour line cutting rock of described development machine, form smooth outline excavation
Line.
Static blasting the most according to claim 1 coordinates the rock lane comprehensive driving method of development machine, and it is special
Levy and be,
The aperture in described spy water hole is 150mm, hole depth 100m；
The aperture 42mm in described first lap big gun hole, hole depth 2-3m, pitch of holes is 0.1mm；
Described second circle big gun hole is arranged in the shape of a spiral, and distance is visited the distance in water hole and is gradually increased, the second circle big gun hole
Pitch of holes equal with the space width of first row pick on driving machine gun head.
Static blasting the most according to claim 1 and 2 coordinates the rock lane comprehensive driving method of development machine,
It is characterized in that,
In described periphery big gun hole, every three big gun holes are one group, borehole spacing 0.1m.Often group borehole spacing 0.5m,
It is evenly arranged on the contour line of tunnel；
In the often group big gun hole in periphery big gun hole, only middle big gun hole is arranged resistance wire, the hole conduct of another two big gun
Expand via hole and do not arrange resistance wire.
4. the rock lane comprehensive driving method of development machine is coordinated according to the static blasting described in claim 1 or 3,
It is characterized in that, the weight proportion of described extender is:
Cement 100, calcium oxide 70, calcium carbonate 10, sodium sulfate 50, water 80.
5. the rock lane comprehensive driving side of development machine is coordinated according to the static blasting described in claim 1,3 or 4
Method, it is characterised in that the weight proportion of described extender is:
Cement 100, calcium sulphoaluminate 20, red mud 50, calcium oxide 80, water 100.
6. the rock lane comprehensive driving of development machine is coordinated according to the static blasting described in any one of claim 1 to 5
Method, it is characterised in that
Described predetermined temperature is 20 degrees Celsius；The described scheduled time is 1 hour.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610317557.7A CN105840199B (en) | 2016-05-12 | 2016-05-12 | A kind of static blasting coordinates the rock lane comprehensive driving method of development machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610317557.7A CN105840199B (en) | 2016-05-12 | 2016-05-12 | A kind of static blasting coordinates the rock lane comprehensive driving method of development machine |
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| Publication Number | Publication Date |
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| CN105840199A true CN105840199A (en) | 2016-08-10 |
| CN105840199B CN105840199B (en) | 2017-12-29 |
Family
ID=56591896
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610317557.7A Expired - Fee Related CN105840199B (en) | 2016-05-12 | 2016-05-12 | A kind of static blasting coordinates the rock lane comprehensive driving method of development machine |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105736000A (en) * | 2016-03-08 | 2016-07-06 | 北京住总集团有限责任公司 | Construction method for detaching shield forming tunnel zero ring duct pieces through static blasting |
| CN109029171A (en) * | 2018-09-10 | 2018-12-18 | 中建五局土木工程有限公司 | Static blasting swelling agent perfusion equipment and method for filling |
| CN110259468A (en) * | 2019-05-31 | 2019-09-20 | 江苏锐成机械有限公司 | Driving engineering method of the shield machine in full ground consisting of hard rock |
| CN110847916A (en) * | 2019-10-22 | 2020-02-28 | 中国电建集团铁路建设有限公司 | Construction method for shield tunneling civil air defense engineering |
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| JP2611157B2 (en) * | 1994-07-13 | 1997-05-21 | スンキョン エンジニアリング アンド コンストラクション リミテッド | Multi-stage blasting method for one free surface tunnel excavator |
| WO2008114939A1 (en) * | 2007-03-20 | 2008-09-25 | Young Moon Jung | Blast construction working method for a tunnel |
| CN102519328A (en) * | 2011-12-30 | 2012-06-27 | 中国矿业大学(北京) | Stone drift driving method adopting technologies of water cutting and cut blasting |
| CN103291308A (en) * | 2013-05-29 | 2013-09-11 | 王卓 | Boom-type roadheader for tunnel construction and tunnel construction method |
| CN104390535A (en) * | 2014-10-11 | 2015-03-04 | 中国矿业大学(北京) | Medium-hard rock deep-hole cut blasting method |
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2016
- 2016-05-12 CN CN201610317557.7A patent/CN105840199B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2611157B2 (en) * | 1994-07-13 | 1997-05-21 | スンキョン エンジニアリング アンド コンストラクション リミテッド | Multi-stage blasting method for one free surface tunnel excavator |
| WO2008114939A1 (en) * | 2007-03-20 | 2008-09-25 | Young Moon Jung | Blast construction working method for a tunnel |
| CN102519328A (en) * | 2011-12-30 | 2012-06-27 | 中国矿业大学(北京) | Stone drift driving method adopting technologies of water cutting and cut blasting |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105736000A (en) * | 2016-03-08 | 2016-07-06 | 北京住总集团有限责任公司 | Construction method for detaching shield forming tunnel zero ring duct pieces through static blasting |
| CN109029171A (en) * | 2018-09-10 | 2018-12-18 | 中建五局土木工程有限公司 | Static blasting swelling agent perfusion equipment and method for filling |
| CN109029171B (en) * | 2018-09-10 | 2023-12-29 | 中建五局土木工程有限公司 | Static blasting expanding agent pouring equipment and pouring method |
| CN110259468A (en) * | 2019-05-31 | 2019-09-20 | 江苏锐成机械有限公司 | Driving engineering method of the shield machine in full ground consisting of hard rock |
| CN110847916A (en) * | 2019-10-22 | 2020-02-28 | 中国电建集团铁路建设有限公司 | Construction method for shield tunneling civil air defense engineering |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105840199B (en) | 2017-12-29 |
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