CN105863661A - Tunnel boring machine hammer type tunneling method and trenchless tunnel boring machine applying same - Google Patents
Tunnel boring machine hammer type tunneling method and trenchless tunnel boring machine applying same Download PDFInfo
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- CN105863661A CN105863661A CN201610063388.9A CN201610063388A CN105863661A CN 105863661 A CN105863661 A CN 105863661A CN 201610063388 A CN201610063388 A CN 201610063388A CN 105863661 A CN105863661 A CN 105863661A
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- 238000000034 method Methods 0.000 title claims abstract description 57
- 230000005641 tunneling Effects 0.000 title claims abstract description 28
- 239000011435 rock Substances 0.000 claims description 26
- 238000009412 basement excavation Methods 0.000 claims description 21
- 230000035939 shock Effects 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 4
- 230000000153 supplemental effect Effects 0.000 claims description 3
- 238000010276 construction Methods 0.000 description 7
- 238000005265 energy consumption Methods 0.000 description 6
- 230000007547 defect Effects 0.000 description 5
- 239000002689 soil Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 241001063191 Elops affinis Species 0.000 description 2
- 235000002756 Erythrina berteroana Nutrition 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- HKPHPIREJKHECO-UHFFFAOYSA-N butachlor Chemical compound CCCCOCN(C(=O)CCl)C1=C(CC)C=CC=C1CC HKPHPIREJKHECO-UHFFFAOYSA-N 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
Classifications
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- 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
- E21D9/10—Making by using boring or cutting machines
- E21D9/106—Making by using boring or cutting machines with percussive tools, e.g. pick-hammers
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- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
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- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a tunnel boring machine hammer type tunneling method and a trenchless tunnel boring machine applying the same. The method mainly comprises: a step 1, an impact hammer carries out tunneling for one propelling stroke to form a point tunneling region; a step 2, the impact hammer returns and changes tracks, and keeps on carrying out tunneling for one propelling stroke according to the step 1 to form a next point tunneling region which is overlapped with and connected to the point tunneling region in the previous step; a step 3, the step 2 is repeatedly completed for many times to form a plurality of point tunneling regions, the plurality of point tunneling regions are connected to form a first middle tunneling region; a step 4, the impact hammer changes tracks, and completes the steps 1, 2 and 3 in sequence to form a next middle tunneling region; and a step 5, the step 4 is repeatedly completed for many times to form a plurality of middle tunneling regions, and the plurality of middle tunneling regions are connected to complete surface tunneling work of a whole tunneling region. According to the method, frontal resistance can be reduced, and the structure of the whole tunneling system can be simplified.
Description
Technical field
Present invention relates particularly to hammer driving method and the no-dig technique rock tunnel(ling) machine of application the method for a kind of rock tunnel(ling) machine.
Background technology
Rock tunnel(ling) machine is metro construction and piping lane construction medium velocity is fast, quality good, security performance is high advanced technology equipment.Use the running tunnel of rock tunnel(ling) machine construction, can accomplish soil body weak disturbance, do not affect above ground structure and traffic, reduce a large amount of removals of ground, underground.The technological development of this equipment and application, be respectively provided with the most wide prospect in various countries' underground engineering field.
Rock tunnel(ling) machine is the main equipment of non-tunneling construction, its driving method is: use diameter to excavate slightly larger than the machete disc spins of machine external diameter, big uniform many shoveling cutters of cutterhead, synchronize " eating soil ", its soil slag via Tu Cang, transported to earth's surface by conveying machinery, the technical characteristic of this conventional method is multitool coplanar, synchronize rotation digs, strongly pushing tow, strength rotate, Tu Cang balance, conveying muck haulage.
Existing no-dig technique tunnel piercing is equipped, generally use diameter spiral slightly larger than the machete in a cross section excavate into, there is Tu Cang more, when whole cutterhead twists, need huge to drive square torsion and huge driving thrust, make whole rotation excavate into during have that energy consumption is big and the defect such as driving speed is low, and the adaptation to difference geology operating modes is limited in one's ability, running into ragstone in mining process and generally require shut-down explosion, engineering is paid in impact.To this end, for the tunneling equipment promoting driving speed, adaptation quickly propels, it is necessary to the driving method of equipment is improved.
Summary of the invention
It is an object of the invention to overcome above-mentioned the deficiencies in the prior art, it is provided that the hammer driving method of a kind of rock tunnel(ling) machine, be suitable for low thrust development machine, cutter plate driver moment of torsion is little, and energy consumption is little, and driving speed is fast, it is simple to simplify overall driving system structure.
The hammer driving method of a kind of rock tunnel(ling) machine that the present invention describes, it is characterized in that: it uses and can tunnel relative to the jump bit that the head of development machine moves, jump bit carries out shock action and excavates the amount of feeding to be formed development end, driving region is divided into driving region in the middle of several, several middle driving regions described to be spliced into overall driving region by this method for digging；
The method comprises the following steps:
Step 1: jump bit carries out the driving of propelling stroke amount of development machine at excavation regions, forms some driving region；
Step 2: after the point completing previous step tunnels region excavation, jump bit is return and carries out becoming rail, proceed the driving of propelling stroke amount of development machine subsequently by step 1, form the next some driving region that the some driving region part overlapping with previous step is connected；
Step 3: be repeatedly performed step 2 several times, forms several some driving regions, several some driving regions described first the middle driving region being connected；
Step 4: jump bit carries out becoming rail in overall excavation regions, sequentially completes step 1, step 2 and step 3, forms driving region in the middle of next；
Step 5: be repeatedly performed step 4 several times, forms driving region in the middle of several, and several middle driving regions described have been connected overall driving region by the face headwork of propelling stroke amount of development machine.
Furthermore, above-mentioned driving method also includes step 6: check entirety driving region after the work completing step 5, there is not missed areas as all middle driving regions are connected, then complete overall driving region by the face headwork of propelling stroke amount of development machine；As driving regions are connected and still suffer from missed areas and failed overall driving region by the face headwork of propelling stroke amount of development machine in the middle of all, then by step 1 or by step 1 and the combination of step 2, by one or several some driving regions, holiday realization is carried out by propelling stroke amount of development machine the face headwork of supplemental stroke amount.
In general, during concrete tunneling construction, the density in middle driving region is rationally set, is can to realize overall driving region completely after completing above-mentioned steps 5 by the face headwork of propelling stroke amount of development machine.
The hammer driving method of rock tunnel(ling) machine of the present invention, it is in specific implementation process, can take following two kinds of forms for the formation in driving region, centre:
1. the jump bit in step 2 described in carries out tunneling the center in the region circumferencial direction as the center of circle with entirety in excavation regions and becomes rail, composition annular driving region, driving region in the middle of each formed in step 3 and step 4；Jump bit in described step 4 carries out moving closer to or being gradually distance from the center position in overall driving region in excavation regions and becomes rail.
2. the jump bit in step 2 described in carries out moving closer to or being gradually distance from the center position in overall driving region in excavation regions and becomes rail, and in the middle of each formed in step 3 and step 4, driving region constitutes linear driving region radially；Jump bit in described step 4 carries out tunneling the center in the region circumferencial direction as the center of circle with entirety in excavation regions and becomes rail.
Furthermore, based on technique scheme, the hammer driving method of rock tunnel(ling) machine of the present invention, in concrete work progress, can refine with regard to concrete steps: the next middle driving region formed in step 4 is connected with driving region in the middle of upper.
Additionally, the hammer driving method of the rock tunnel(ling) machine described in any of the above-described technical scheme, the primary feed development end of this jump bit is less than development machine radius, is more beneficial for being to realize forming overall driving with zonule, it is achieved be rapidly completed the driving in cross section, tunnel with the less digging force that clashes into.
Simultaneously, present invention also offers a kind of no-dig technique rock tunnel(ling) machine, it includes head, installing the jump bit that can move relative to head on head, described jump bit completes entirety driving region by the face headwork of propelling stroke amount of development machine according to the driving method described in any of the above-described technical scheme.
The invention has the beneficial effects as follows: the present invention uses and can carry out clashing into driving relative to the jump bit that the head of development machine moves, and driving region is divided into driving region in the middle of several, by being formed middle driving region by a driving region, comprehensive driving of final overall development end is formed again by driving region, centre, form some anchor ring or the driving method of point-line-surface, improve conventional cumbersome big cutterhead multitool synchronize rotation excavate into defect, the resistance and the cutterhead rotary power that reduce front decline, it is suitable for low thrust development machine, the driving torque of jump bit is little, energy consumption is little, driving speed is fast, it is easy to simplify overall driving system structure, effectively realize development machine entirety lightweight, energy-saving and emission-reduction significantly, effectively solve original existence driving thrust big, cutter plate driver moment of torsion is big, energy consumption is big, the defects such as driving speed is low.
Accompanying drawing explanation
Fig. 1 is the driving track schematic diagram of preferred embodiment.
Fig. 2 is the driving track schematic diagram of the second embodiment of the present invention.
Fig. 3 is the driving principle schematic diagram of jump bit of the present invention.
Fig. 4 is the jump bit of the present invention working state structure schematic diagram in rock tunnel(ling) machine.
Detailed description of the invention
Embodiments of the invention are described below in detail, and the example of described embodiment is shown in the drawings, and the most same or similar label represents same or similar element or has the element of same or like function.The embodiment described below with reference to accompanying drawing is exemplary, is only used for explaining the present invention, and is not considered as limiting the invention.
As shown in Figure 1, the hammer driving method of a kind of rock tunnel(ling) machine that the present invention describes, it is highly preferred embodiment of the present invention, it uses and can tunnel relative to the jump bit that the head of development machine moves, jump bit carries out shock action and excavates the amount of feeding to be formed development end, driving region is divided into driving region in the middle of several, several middle driving regions described to be spliced into overall driving region by this method for digging；
The method comprises the following steps:
Step 1: jump bit carries out the driving of propelling stroke amount of development machine at excavation regions, forms some driving region；
Step 2: after the point completing previous step tunnels region excavation, jump bit is return and carries out becoming rail, proceed the driving of propelling stroke amount of development machine subsequently by step 1, form the next some driving region that the some driving region part overlapping with previous step is connected；
Step 3: be repeatedly performed step 2 several times, forms several some driving regions, several some driving regions described first the middle driving region being connected；
Step 4: jump bit carries out becoming rail in overall excavation regions, sequentially completes step 1, step 2 and step 3, forms driving region in the middle of next；
Step 5: be repeatedly performed step 4 several times, forms driving region in the middle of several, and several middle driving regions described have been connected overall driving region by the face headwork of propelling stroke amount of development machine.
The jump bit that this method uses can use the down-hole hammer in geological drilling apparatus, and in described some driving region forming process, jump bit completes to tunnel a driving region by shock, stays the next driving hole with jump bit diameter.Period, a driving region is tunneled (" eating soil " of being i.e. commonly called as) by repeatedly having clashed into, is return in reverse direction, then carry out shock action next time after clashing into a driving region each time by jump bit.In order to avoid producing missed areas, the shock tunneling method of jump bit uses some driving region part congruent manner, the most Next driving region partly overlaps with upper some driving region, and the part having more is actual driving (the eating soil) part that crescent constitutes next one point driving region.
Furthermore, above-mentioned driving method also includes step 6: check entirety driving region after the work completing step 5, there is not missed areas as all middle driving regions are connected, then complete overall driving region by the face headwork of propelling stroke amount of development machine；As driving regions are connected and still suffer from missed areas and failed overall driving region by the face headwork of propelling stroke amount of development machine in the middle of all, then by step 1 or by step 1 and the combination of step 2, by one or several some driving regions, holiday realization is carried out by propelling stroke amount of development machine the face headwork of supplemental stroke amount.
During concrete tunneling construction, as long as rationally arranging the density in middle driving region, it is can to realize overall driving region completely after completing above-mentioned steps 5 by the face headwork of propelling stroke amount of development machine.
In the present embodiment, formation for driving region, centre can take following construction: the jump bit in above-mentioned steps 2 carries out tunneling the center in the region circumferencial direction as the center of circle with entirety in excavation regions and becomes rail, this circumferencial direction is except the same circumferencial direction shown in Fig. 1, the circumference that also can realize different radii becomes " Z " type change rail of rail or circumference so that in the middle of each ultimately formed in step 3 and step 4, driving region composition annular tunnels region；Now, become rail mode with circumferencial direction to coordinate, jump bit in step 4 carries out moving closer to or being gradually distance from the center position in overall driving region in excavation regions and becomes rail, define formation point, ring, the driving method in face with this, form the form of ring-type covering and then constitute the driving to entirety driving region.
Additionally, the hammer driving method of the rock tunnel(ling) machine described in any of the above-described technical scheme, the primary feed development end of this jump bit is less than development machine radius, is more beneficial for being to realize zonule to form overall driving, it is achieved be rapidly completed the driving in cross section, tunnel with less digging force.
The second embodiment of the hammer driving method of rock tunnel(ling) machine of the present invention:
Shown in Figure 2, the present embodiment is consistent with the basic step of above-mentioned most preferred embodiment, the change rail form of slightly different step 3 and step 4, specifically: the jump bit in step 2 carries out moving closer to or being gradually distance from the center position in overall driving region in excavation regions and becomes rail, the form that this center position moving closer to or being gradually distance from overall driving region becomes rail is not limited to the straight line shown in Fig. 2 and becomes rail form, it may also is that implement to become rail or the change rail of " Z " type radially on different radiuses, as long as meeting the center position being to move closer to or be gradually distance from overall driving region to become rail, this change rail mode makes each the middle driving region formed in step 3 and step 4 constitute linear driving region radially；Jump bit in described step 4 carries out tunneling the center in the region circumferencial direction as the center of circle with entirety in excavation regions and becomes rail, defines the driving method forming point, line, surface, the form covered by sector and then the composition driving to entirety driving region with this.
In above-described embodiment, according to concrete operating mode, entirety can also be tunneled region (i.e. tunnel piercing end face) and be divided into each several subregions for the certain number of degrees of circumferencial direction (such as 90 degree or 180 degree), sequentially each subregion is implemented according to above-mentioned driving method driving comprehensively, is finally completed the headwork to entirety driving region.
Above-mentioned driving method, can be driven by driving means as shown in Figure 3, this driving means includes the center pivoted frame 2 around development machine middle shaft rotation, longitudinal axis 3 it is provided with on center pivoted frame 2, the zigzag tread patterns part 4 that can move up and down it is provided with along longitudinal axis 3 on this longitudinal axis 3, this zigzag tread patterns part 4 can be hydraulic jack, cylinder, electric elevator or linkage, the feeding telescopic drive part 5 having for driving jump bit to move forward and backward is connected on this zigzag tread patterns part 4, jump bit is along with flexible before and after feeding telescopic drive part 5, the moving back and forth in headwork of the above-mentioned jump bit can be realized.Cooperate work finally by center pivoted frame 2, longitudinal axis 3, zigzag tread patterns part 4 and feeding telescopic drive part 5, the point, line, surface driving method of the point of above-mentioned most preferred embodiment, ring, face or the second embodiment can be realized.
Except above-mentioned driving method, common mechanical designer or mechanical operator, the particularly designer of lathe or operative employee, all can easily or other type of drive, as long as realizing unitary rotation, realizing moving up and down, realizing elastic feeding immediately in the mechanism moved up and down on the basis of unitary rotation, these can be conventional common mechanical driving member.
Simultaneously, based on above-mentioned driving method, present invention also offers a kind of no-dig technique rock tunnel(ling) machine, it includes head 6, installing the jump bit 7 that can move relative to head on head 6, described jump bit 7 completes entirety driving region by the face headwork of propelling stroke amount of development machine according to the driving method described in any of the above-described technical scheme.Period, the slag thing (e.g. earth, rubble etc.) that jump bit 7 produces when tunneling is carried out by Residue extraction pipeline 8 and is given either continuously or intermittently discharged to ground surface.The deslagging mode of Residue extraction pipeline 8 can carry out deslagging by modes such as screw rod, conveyer belt or high pressure draughts.
To sum up, the present invention uses and can tunnel relative to the jump bit that the head of development machine moves, and driving region is divided into driving region in the middle of several, by being formed middle driving region by a driving region, comprehensive driving of final overall development end is formed again by driving region, centre, form some anchor ring or the driving method of point-line-surface, improve conventional cumbersome big cutterhead multitool synchronize rotation excavate into defect, the resistance and the cutterhead rotary power that reduce front decline, it is suitable for low thrust development machine, cutter plate driver moment of torsion is little, energy consumption is little, driving speed is fast, it is easy to simplify overall driving system structure, effectively realize development machine entirety lightweight, energy-saving and emission-reduction significantly, effectively solve original existence driving thrust big, cutter plate driver moment of torsion is big, energy consumption is big, the defects such as driving speed is low.
Claims (8)
1. the hammer driving method of a rock tunnel(ling) machine, it is characterized in that: it uses and can tunnel relative to the jump bit that the head of development machine moves, jump bit carries out shock action and excavates the amount of feeding to be formed development end, driving region is divided into driving region in the middle of several, several middle driving regions described to be spliced into overall driving region by this method for digging；
The method comprises the following steps:
Step 1: jump bit carries out the driving of propelling stroke amount of development machine at excavation regions, forms some driving region；
Step 2: after the point completing previous step tunnels region excavation, jump bit is return and carries out becoming rail, proceed the driving of propelling stroke amount of development machine subsequently by step 1, form the next some driving region that the some driving region part overlapping with previous step is connected；
Step 3: be repeatedly performed step 2 several times, forms several some driving regions, several some driving regions described first the middle driving region being connected；
Step 4: jump bit carries out becoming rail in overall excavation regions, sequentially completes step 1, step 2 and step 3, forms driving region in the middle of next；
Step 5: be repeatedly performed step 4 several times, forms driving region in the middle of several, and several middle driving regions described have been connected overall driving region by the face headwork of propelling stroke amount of development machine.
The hammer driving method of rock tunnel(ling) machine the most according to claim 1, it is characterized in that: it also includes step 6: check entirety driving region after the work completing step 5, there is not missed areas as all middle driving regions are connected, then complete overall driving region by the face headwork of propelling stroke amount of development machine；As driving regions are connected and still suffer from missed areas and failed overall driving region by the face headwork of propelling stroke amount of development machine in the middle of all, then by step 1 or by step 1 and the combination of step 2, by one or several some driving regions, holiday realization is carried out by propelling stroke amount of development machine the face headwork of supplemental stroke amount.
The hammer driving method of rock tunnel(ling) machine the most according to claim 1, it is characterized in that: a driving region is tunneled by described jump bit by repeatedly having clashed into, return in reverse direction after each time a driving region being clashed into, then carry out shock action next time.
4. according to the hammer driving method of the rock tunnel(ling) machine described in claims 1 to 3 any claim, it is characterized in that: the jump bit in described step 2 carries out tunneling the center in the region circumferencial direction as the center of circle with entirety in excavation regions and becomes rail, composition annular driving region, driving region in the middle of each formed in step 3 and step 4；Jump bit in described step 4 carries out moving closer to or being gradually distance from the center position in overall driving region in excavation regions and becomes rail.
5. according to the hammer driving method of the rock tunnel(ling) machine described in claims 1 to 3 any claim, it is characterized in that: the jump bit in described step 2 carries out moving closer to or being gradually distance from the center position in overall driving region in excavation regions and becomes rail, and in the middle of each formed in step 3 and step 4, driving region constitutes linear driving region radially；Jump bit in described step 4 carries out tunneling the center in the region circumferencial direction as the center of circle with entirety in excavation regions and becomes rail.
6. according to the hammer driving method of the rock tunnel(ling) machine described in claims 1 to 3 any claim: the next middle driving region formed in step 4 is connected with driving region in the middle of upper.
7. according to the hammer driving method of the rock tunnel(ling) machine described in claims 1 to 3 any claim, it is characterised in that: the primary feed development end of described jump bit is less than development machine radius.
8. a no-dig technique rock tunnel(ling) machine, it is characterized in that: it includes head, installing the jump bit that can move relative to head on head, described jump bit completes entirety driving region by the face headwork of propelling stroke amount of development machine according to the driving method described in claim 1 to 7 any claim.
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|---|---|---|---|
| CN201610063388.9A CN105863661B (en) | 2016-01-31 | 2016-01-31 | A kind of hammer driving method of rock tunnel(ling) machine and the no-dig technique rock tunnel(ling) machine of application this method |
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| CN201610063388.9A CN105863661B (en) | 2016-01-31 | 2016-01-31 | A kind of hammer driving method of rock tunnel(ling) machine and the no-dig technique rock tunnel(ling) machine of application this method |
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| CN105863661A true CN105863661A (en) | 2016-08-17 |
| CN105863661B CN105863661B (en) | 2018-07-03 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109184727A (en) * | 2018-10-19 | 2019-01-11 | 广东力源液压机械有限公司 | A kind of mine hard rock tunneling construction method and construction equipment |
| CN113006811A (en) * | 2021-03-19 | 2021-06-22 | 中铁工程装备集团有限公司 | Composite rock breaking construction method |
| WO2021179063A1 (en) * | 2020-03-10 | 2021-09-16 | Hatch Ltd. | Underground excavation machine and method |
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| BE853011A (en) * | 1977-03-30 | 1977-09-30 | Legrand Joseph M Gri | IMPROVED MACHINE FOR DIGGING CORRIDORS |
| JP2000096985A (en) * | 1998-09-22 | 2000-04-04 | Ohbayashi Corp | Disk cutter for road header and bedrock excavation method using the same |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109184727A (en) * | 2018-10-19 | 2019-01-11 | 广东力源液压机械有限公司 | A kind of mine hard rock tunneling construction method and construction equipment |
| CN109184727B (en) * | 2018-10-19 | 2023-08-01 | 广东斯巴达重工科技有限公司 | Mine hard rock tunneling construction method and construction equipment |
| WO2021179063A1 (en) * | 2020-03-10 | 2021-09-16 | Hatch Ltd. | Underground excavation machine and method |
| CN113006811A (en) * | 2021-03-19 | 2021-06-22 | 中铁工程装备集团有限公司 | Composite rock breaking construction method |
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| Publication number | Publication date |
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| CN105863661B (en) | 2018-07-03 |
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