CN107435541A - A kind of new TBM and its construction method for possessing pipe roof construction ability - Google Patents
A kind of new TBM and its construction method for possessing pipe roof construction ability Download PDFInfo
- Publication number
- CN107435541A CN107435541A CN201710838531.1A CN201710838531A CN107435541A CN 107435541 A CN107435541 A CN 107435541A CN 201710838531 A CN201710838531 A CN 201710838531A CN 107435541 A CN107435541 A CN 107435541A
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- China
- Prior art keywords
- tbm
- rig
- pipe
- oil cylinder
- drilling rig
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH 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
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
Abstract
The present invention proposes a kind of new TBM and its construction method for possessing pipe roof construction ability, and technical problems to be solved are that TBM methods are constructed and pipe shed support method is respectively in use, work progress is complicated, and low construction efficiency, construction speed are slow.The present invention includes TBM, pipe shed drilling rig and circular orbit, and described pipe shed drilling rig is arranged on rig support base, and rig support base bottom is provided with pitching oil cylinder and passage oil cylinder；Described circular orbit is socketed on TBM main girder, rig support base is connected using the present invention of above-mentioned technical proposal by the way that TBM and pipe shed drilling rig are combined by pitching oil cylinder and passage oil cylinder with circular orbit, it can prevent from, using crushed zones of the TBM in constructing tunnel, loose band, the inbreak of soil layer band or emerging in large numbers for substantial amounts of underground water, influenceing construction speed.
Description
Technical field
The present invention relates to a kind of rock tunnel(ling) machine（TBM）, and in particular to a kind of new TBM for possessing pipe roof construction ability and
Its construction method.
Background technology
The excavation in tunnel, including：Railway, highway, subterranean railway, the penstock of reservoir, pit passage etc., to meet to be connected
The construction means for connecing the connection in point-to-point transmission space and taking, its digging mode can be made rational according to the rock texture of excavation
Arrangement and method for construction, including TBM methods and Guan Peng（Or pipe curtain）Advance support drilling excavating load etc., traditional TBM methods apply bottom when constructing
Layer be：Rock stratum with certain self-stability, traditional pipe canopy（Or pipe curtain）Advance support creeps into excavating load（Abbreviation pipe shed support
Method）Stratum of applying during construction is：There are crushed zone, ravel area, easy inbreak or water burst band in non-steadiness rock-soil layer or rock stratum
Or soil layer etc., but it is complex in non-steadiness rock-soil layer excavation, and be often likely to encounter in general constructing tunnel, if
Scheme choice is not right, it will influences the progress of construction.
During tunnel excavation, it is difficult to distributed point or the region of non-steadiness rock-soil layer be predicted, so opening in routine
In excavation construction, when such as being constructed using TBM methods, to consider standby technique or using appropriate process, go to handle the ground of non-steadiness
Interval, and most advanced, most preferable and economic and reliable technique is at present when handling the ground interval of non-steadiness：Abbreviation pipe canopy branch
Defend the doctrine.TBM methods are constructed and pipe shed support method is used alternatingly so that work progress is complicated, and low construction efficiency, construction speed are slow.
The content of the invention
The technical problem to be solved in the present invention be the construction of TBM methods and pipe shed support method respectively in use, work progress is complicated,
Low construction efficiency, construction speed are slow, there is provided a kind of new TBM and its construction method for possessing pipe roof construction ability.
In order to solve the above technical problems, the present invention uses following technical proposals：It is a kind of to possess the new of pipe roof construction ability
TBM, including TBM, pipe shed drilling rig and circular orbit, described pipe shed drilling rig are arranged on rig support base, under rig support base
Portion is provided with pitching oil cylinder and passage oil cylinder；Described circular orbit is socketed on TBM main girder, and rig support base passes through pitching
Oil cylinder and passage oil cylinder are connected with circular orbit.
Described circular orbit is provided with rack, is engaged with rack and is provided with gear, and gear is provided with support bar, support bar one
End is connected by pitching oil cylinder with rig support base, the connection of the other end and rig support seat hinge；Described pipe shed drilling rig bottom
It is connected by passage oil cylinder with rig support base.
The opposite side of the support bar both ends rig support base is respectively equipped with a pair of road wheels, and each pair road wheel clamps respectively
In the inner side and outer side of circular orbit.
The width of the support bar is more than the width of circular orbit.
Described pipe shed drilling rig is slidably connected with rig support base.
A kind of construction method for the new TBM for possessing pipe roof construction ability, comprises the following steps：1. during tunnel excavation,
Driving region is treated using TBM cutterhead and excavated in rock stratum with self-stability；2. met during TBM tunnelings are used
To non-steadiness rock-soil layer region when, non-steadiness rock-soil layer is drilled using pipe shed drilling rig and uses pipe shed support；
3. continue to excavate pipe shed support area using TBM after the completion of pipe shed support.
Step passes through Hydraulic Power Transmission System band when 2. described use pipe shed drilling rig drills to non-steadiness rock-soil layer
Moving gear rotates along circular orbit, and gear drives pipe shed drilling rig to rotate by support bar, and pitching is controlled by Hydraulic Power Transmission System
Oil cylinder it is flexible, realize the regulation of pipe shed drilling rig angle up or down, pass through Hydraulic Power Transmission System and control stretching for passage oil cylinder
Contracting, pipe shed drilling rig are slided on rig support base, realize moving forward and backward for pipe shed drilling rig.
Described pipe shed drilling rig rotates along circular orbit, is drilled and is used in 360 ° of circumference ranges in region to be tunneled
Pipe shed support.
Pipe shed drilling rig is applied on TBM by the present invention, the ability for making TBM possess pipe roof construction, so that TBM can be non-
Tunneled in steadiness soil layer or rock stratum.When TBM is tunneled in stable rock stratum, it is not necessary to pipe canopy operation is carried out, by biography
The TBM methods of system are constructed；When unstable soil layer or rock stratum will be suffered from using TBM methods construction front or with broken
When broken band stratum, ravel area stratum, using pipe shed drilling rig to carrying out reinforcement operation in TBM " region to be tunneled " circumference range,
So, after TBM drivings arrive the region, it becomes possible to normal through.The present invention can be prevented by the way that TBM and pipe shed drilling rig are combined
Only using crushed zones of the TBM in constructing tunnel, loose band, the inbreak of soil layer band or emerging in large numbers for substantial amounts of underground water, influence to apply
Work progress.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is Fig. 1 partial enlargement structural representation；
Fig. 3 is Fig. 1 C-C cross section structure diagrams.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not paid
Embodiment, belong to the scope of protection of the invention.
As shown in Figure 1 to Figure 3, a kind of new TBM for possessing pipe roof construction ability, including TBM1, pipe shed drilling rig 2 and annular
Track 4, described pipe shed drilling rig 2 are arranged on rig support base 7, and the bottom of rig support base 7 is provided with pitching oil cylinder 5 and passage oil
Cylinder 6；Described circular orbit 4 is socketed on TBM1 main girder 11, and rig support base 7 passes through pitching oil cylinder 5 and passage oil cylinder 6
It is connected with circular orbit 4.Pipe shed drilling rig 2 realizes 360 ° of rotations along circular orbit, realizes the brill on region 8 periphery to be tunneled to tunnel
Hole.
Described circular orbit 4 is provided with rack 41, is engaged with rack 41 and is provided with gear 42, and gear 42 is provided with support bar
43, the one end of support bar 43 is connected by pitching oil cylinder 5 with rig support base 7, the other end and rig support base 7 are articulated and connected；Institute
The bottom of pipe shed drilling rig 2 stated is connected by passage oil cylinder 6 with rig support base 7.Support bar 43 be fixed on gear 42 and with
The rotation of gear is moved along circular orbit；Gear 42 is rotated by the output shaft of dynamical system such as motor, and then passes through support bar
43 drive pipe shed drilling rigs 2 run into when being moved on circular orbit along rack 41 using present invention progress tunnel excavation and treat tunneling region
When domain 8 is distributed point or the region of non-steadiness rock-soil layer, is drilled by pipe shed drilling rig 2 and use the supporting of pipe canopy 9, treat driving
Region 8 produces very big crown support effects, and the slurries of adjacent apertures interpenetrate connection in pressure injection, form day
The pipe booth structure of curtain formula, into protection formula separation layer, the crushed zone of tunnel roof in supporting, loose band, it is not easy inbreak or anti-
Only a large amount of of underground water pour into.Its adjacent hole structure, just as deep hole mini pile, but mutually cutting connection, respectively in water
Square it is laid out to vertical direction.Tunnel excavation is now carried out, can be apart from former pipe canopy due to forming the support buttress of canopy of the heavens formula
The peripheral extent that about 300 to 500 millimeters of eyelet lower end, excavated forward with TBM.
The opposite side of the both ends rig support base 7 of support bar 43 is respectively equipped with a pair of road wheels, each pair road wheel difference
It is clamped in the inner side and outer side of circular orbit 4.The setting of road wheel prevents support bar 43 from driving rig support base 7 to depart from circular rails
Road 4, position-limiting action is played to support bar 43.
The width of the support bar 43 is more than the width of circular orbit 4.The both ends protrusion circular orbit 4 of support bar 43, bows
It is flexible to face upward oil cylinder 5, realizes the regulation of the angle up or down of pipe shed drilling rig 2.Pipe shed drilling rig 2 is real along 4360 ° of rotations of circular orbit
360 ° of pipe shed support in existing tunnel.
Described pipe shed drilling rig 2 is slidably connected with rig support base 7.Passage oil cylinder 6 is flexible, and pipe shed drilling rig 2 is in rig branch
Slided on support seat 7, realize moving forward and backward for pipe shed drilling rig 2.
A kind of construction method for the new TBM for possessing pipe roof construction ability, comprises the following steps：1. during tunnel excavation,
Driving region 8 is treated using TBM1 cutterhead 12 and excavated in rock stratum with self-stability；2. when using TBM1 tunnelings
When the region of non-steadiness rock-soil layer is run into journey, non-steadiness rock-soil layer is drilled using pipe shed drilling rig 2 and uses pipe
The supporting of canopy 9；3. continue to excavate pipe shed support area using TBM1 after the completion of the supporting of pipe canopy 9.In non-steadiness rock-soil layer or
There are crushed zone, ravel area in rock stratum, traditional pipe canopy or pipe curtain advance support creep into pipe canopy supporting arch of the excavating load in canopy of the heavens formula
After wall is formed, dug using manually or mechanically shovel, bore and dig or bore the different excavation scheme such as quick-fried；The present invention is by by TBM and Guan Peng
Rig is combined, accelerating construction progress so that has crushed zone, ravel area, easy inbreak in non-steadiness rock-soil layer or rock stratum
Or the construction speed of water burst band or soil layer etc. is 5-8 times of traditional pipe canopy or pipe curtain advance support drilling excavating load speed.
Step passes through Hydraulic Power Transmission System when 2. described use pipe shed drilling rig 2 drills to non-steadiness rock-soil layer
Band moving gear 42 rotates along circular orbit 4, and gear 42 drives pipe shed drilling rig 2 to rotate by support bar 43, passes through hydraulic drive system
System control pitching oil cylinder 5 it is flexible, realize the regulation of the angle up or down of pipe shed drilling rig 2, controlled by Hydraulic Power Transmission System
Passage oil cylinder 6 is stretched, and pipe shed drilling rig 2 is slided on rig support base 7, realizes moving forward and backward for pipe shed drilling rig 2.
Pipe shed drilling rig 2 rotates along circular orbit 4, is drilled in 360 ° of circumference ranges in region to be tunneled and uses pipe canopy
Supporting.
Claims (8)
- A kind of 1. new TBM for possessing pipe roof construction ability, it is characterised in that：Including TBM（1）, pipe shed drilling rig（2）And circular rails Road（4）, described pipe shed drilling rig（2）It is arranged on rig support base（7）On, rig support base（7）Bottom is provided with pitching oil cylinder（5） And passage oil cylinder（6）；Described circular orbit（4）It is socketed in TBM（1）Main girder（11）On, rig support base（7）By bowing Face upward oil cylinder（5）And passage oil cylinder（6）With circular orbit（4）It is connected.
- 2. the new TBM according to claim 1 for possessing pipe roof construction ability, it is characterised in that：Described circular orbit （4）It is provided with rack（41）, with rack（41）Engagement is provided with gear（42）, gear（42）It is provided with support bar（43）, support bar （43）One end passes through pitching oil cylinder（5）With rig support base（7）Connection, the other end and rig support base（7）It is articulated and connected；It is described Pipe shed drilling rig（2）Bottom passes through passage oil cylinder（6）With rig support base（7）Connection.
- 3. the new TBM according to claim 2 for possessing pipe roof construction ability, it is characterised in that：The support bar（43） Both ends rig support base（7）Opposite side be respectively equipped with a pair of road wheels, each pair road wheel is clamped in circular orbit respectively（4）'s Inner side and outer side.
- 4. the new TBM according to claim 2 for possessing pipe roof construction ability, it is characterised in that：The support bar（43） Width be more than circular orbit（4）Width.
- 5. the new TBM according to claim 1 for possessing pipe roof construction ability, it is characterised in that：Described pipe shed drilling rig （2）With rig support base（7）It is slidably connected.
- 6. the construction method of the new TBM for possessing pipe roof construction ability according to claim any one of 1-5, its feature exist In：Comprise the following steps：1. during tunnel excavation, TBM is used in the rock stratum with self-stability（1）Cutterhead（12）Treat tunneling region Domain（8）Excavated；2. when using TBM（1）When the region of non-steadiness rock-soil layer is run into during tunneling, using pipe canopy Rig（2）Non- steadiness rock-soil layer is drilled and uses pipe canopy（9）Supporting；3. pipe canopy（9）Continue to use after the completion of supporting TBM（1）Pipe shed support area is excavated.
- 7. the construction method of the new TBM according to claim 6 for possessing pipe roof construction ability, it is characterised in that：Step 2. described use pipe shed drilling rig（2）When being drilled to non-steadiness rock-soil layer, pass through Hydraulic Power Transmission System band moving gear （42）Along circular orbit（4）Rotate, gear（42）Pass through support bar（43）Drive pipe shed drilling rig（2）Rotate, pass through hydraulic drive System controls pitching oil cylinder（5）It is flexible, realize pipe shed drilling rig（2）The regulation of angle up or down, pass through hydraulic drive system System control passage oil cylinder（6）Flexible, pipe shed drilling rig（2）In rig support base（7）Upper slip, realizes pipe shed drilling rig（2）Before Enter and retreat.
- 8. the construction method of the new TBM according to claim 7 for possessing pipe roof construction ability, it is characterised in that：It is described Pipe shed drilling rig（2）Along circular orbit（4）Rotate, in region to be tunneled（8）Drilled in 360 ° of circumference ranges and using pipe Canopy supporting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710838531.1A CN107435541B (en) | 2017-09-18 | 2017-09-18 | TBM with pipe shed construction capability and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710838531.1A CN107435541B (en) | 2017-09-18 | 2017-09-18 | TBM with pipe shed construction capability and construction method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107435541A true CN107435541A (en) | 2017-12-05 |
| CN107435541B CN107435541B (en) | 2023-04-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710838531.1A Active CN107435541B (en) | 2017-09-18 | 2017-09-18 | TBM with pipe shed construction capability and construction method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111335901A (en) * | 2020-04-09 | 2020-06-26 | 中铁十八局集团有限公司 | Construction method for auxiliary small-diameter open TBM tunneling of pipe shed at unfavorable geological tunnel section |
| CN111502699A (en) * | 2020-04-24 | 2020-08-07 | 济南市市政工程设计研究院（集团）有限责任公司 | Flexible leading pipe canopy suitable for mine method weak soil tunnel |
| CN112392496A (en) * | 2020-10-20 | 2021-02-23 | 中铁隧道局集团有限公司 | Method for drilling tunnel face by using TBM pipe shed drilling machine |
| CN114198027A (en) * | 2021-12-02 | 2022-03-18 | 中铁十九局集团第一工程有限公司 | Movable advanced drilling and grouting integrated machine suitable for TBM |
| CN116771357A (en) * | 2022-04-11 | 2023-09-19 | 高波 | High-speed electromagnetic emission auxiliary rock breaking tunnel boring machine and construction method thereof |
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| Publication number | Publication date |
|---|---|
| CN107435541B (en) | 2023-04-25 |
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