CN109653756A - A kind of rectangular cross section hard rock mole and its construction method - Google Patents
A kind of rectangular cross section hard rock mole and its construction method Download PDFInfo
- Publication number
- CN109653756A CN109653756A CN201910047816.2A CN201910047816A CN109653756A CN 109653756 A CN109653756 A CN 109653756A CN 201910047816 A CN201910047816 A CN 201910047816A CN 109653756 A CN109653756 A CN 109653756A
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- girder
- jurisdiction
- area
- rectangular cross
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- 239000011435 rock Substances 0.000 title claims abstract description 29
- 238000010276 construction Methods 0.000 title claims abstract description 15
- 238000009966 trimming Methods 0.000 claims abstract description 30
- 238000010079 rubber tapping Methods 0.000 claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims description 22
- 238000009412 basement excavation Methods 0.000 claims description 21
- 239000000428 dust Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 239000002893 slag Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000032258 transport Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- 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
- E21D9/08—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/08—Lining with building materials with preformed concrete slabs
-
- 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
- E21D9/03—Driving non-circular tunnels
-
- 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
- E21D9/0607—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining the shield being provided with devices for lining the tunnel, e.g. shuttering
-
- 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
- E21D9/0621—Shield advancing devices
Abstract
The invention discloses a kind of rectangular cross section hard rock mole and its construction method, solve the problems, such as that rectangular cross section hard rock mole is slagged tap slow, ineffective in the prior art.The present invention includes girder, girder is equipped with excavating device, trimming device, propulsion system, duct piece assembling machine and slag-tapping system, slag-tapping system is connected with excavating device, trimming device is located at excavating device rear, the excavating device includes tool head and main driving, tool head is connected with main driving, and main driving is arranged on girder；The trimming device includes combination pick roller and drum drive, and combination pick roller is connected with drum drive, and drum drive is arranged on girder.Excavating device and trimming device of the present invention are used cooperatively, and the substep of hard rock is continuously excavated in realization, greatly improves work efficiency, and are a big innovations of constructing tunnel.
Description
Technical field
The present invention relates to tunnel excavation technical field, a kind of rectangular cross section hard rock mole and its construction party are particularly related to
Method.
Background technique
Due to the needs of China's modernization development, tunnel construction has been widely used for traffic, water conservancy, communication, metallurgy etc.
In numerous areas.Many tunnels have the characteristics that long, big, buried, complex geologic conditions, and hard rock mole (i.e. TBM) is with it
The advantages that formation hardness range is wide, operating environment is good, the level of informatization is high, high construction efficiency is excavated, tunnel construction is widely used in
In.The mechanical equipment applied to the construction of rectangular cross section hard rock tunnel mostly uses greatly once-forming excavation method at present, once-forming
Low efficiency is excavated in excavation method, is slagged tap slow, is not admitted to continuously excavate, and then influences construction efficiency.
Summary of the invention
For the deficiency in above-mentioned background technique, the present invention proposes a kind of rectangular cross section hard rock mole and its construction party
Method solves the problems, such as that rectangular cross section hard rock mole is slagged tap slow, ineffective in the prior art.
The technical scheme of the present invention is realized as follows: a kind of rectangular cross section hard rock mole, including girder, set on girder
There are excavating device, trimming device, propulsion system, duct piece assembling machine and slag-tapping system, slag-tapping system is connected with excavating device, repairs
Engagement positions are located at excavating device rear, and the excavating device includes tool head and main driving, tool head and main driving
It is connected, main driving is arranged on girder；The trimming device includes combination pick roller and drum drive, combines pick
Roller is connected with drum drive, and drum drive is arranged on girder.
The tool head includes operator disk and secondary cutterhead, and secondary cutterhead is symmetricly set on the two sides of operator disk, secondary cutterhead
Highest point and the highest point of operator disk be located on same level straight line, the outermost points of the outermost points of secondary cutterhead and disk of operating
In same vertical straight line.
The combination pick roller includes horizontal axis and vertical pivot, and vertical pivot is symmetricly set on the two sides of drum drive, horizontal axis
The top of drum drive is set, roller is equipped on horizontal axis and vertical pivot, roller is equipped with the pick being uniformly arranged.
The highest point of roller on the horizontal axis and the highest point of secondary cutterhead are located in the same horizontal plane, the roller on vertical pivot
Outermost points and the outermost points of secondary cutterhead be located in same vertical plane, the length of vertical pivot is less than the diameter for disk of operating.
The girder is equipped with front end panel and rear dust excluding plate, and master is driven through front end panel and is connected with girder, modifies
Device is between front end panel and rear dust excluding plate.
The propulsion system includes Cheng Xue mechanism and propelling cylinder, and Cheng Xue mechanism is slidably connected with girder, propelling cylinder
One end is connected with girder, the other end is connected with Cheng Xue mechanism.
The rear portion of the girder is equipped with rear support, and rear support is connected by oil cylinder with girder.
A kind of construction method of rectangular cross section hard rock mole, steps are as follows: S1: device being hoisted to tunnel through starting well
It is interior, and assembled debugging is carried out, then pipe sheet assembling is carried out in tunnel originating terminal；
S2: rear support is retracted to girder, and the Cheng Xue mechanism stretching of propulsion system mentions on assembled section of jurisdiction for propelling cylinder
For fulcrum；
S3: start main driving and drum drive, while propelling cylinder stretches out, girder is driven to move forward, realize and excavate dress
It sets and is moved forward with trimming device；Main driving drives operator disk and secondary cutterhead rotation to excavate face, operate disk and pair
Dregs under cutterhead excavates is exported through slag-tapping system；Drum drive drives combination pick roll rotational, to operator disk and pair
It is modified the part that cutterhead does not excavate；
S4: after propelling cylinder stretches out range, rear support is stretched out, and Cheng Xue mechanism is withdrawn, and then propelling cylinder retracts, and is driven
Cheng Xue mechanism is slided along girder, while duct piece assembling machine carries out pipe sheet assembling；
S5: repeating step S2 ~ S4, until completing tunnel excavation and pipe sheet assembling.
The part that disk and secondary cutterhead do not excavate of operating in the step S3 is respectively the firstth area, the secondth area, third area and the
4th area, trimming device fall into the 5th of operator disk excavation from the dregs that the firstth area, the secondth area, third area and the 4th area are modified
In area；The volume in the 5th area is equal to the sum of the firstth area, the secondth area, third area and the 4th area's volume.
Section of jurisdiction in the step S1 and step S4 includes upper section of jurisdiction, lower section of jurisdiction, left section of jurisdiction and right section of jurisdiction, left section of jurisdiction and the right side
Section of jurisdiction is symmetricly set between section of jurisdiction, lower section of jurisdiction and is connected respectively with upper section of jurisdiction, lower section of jurisdiction by bolt.
The present invention excavates hard rock using tool head, realizes Rapid Excavation, and the dregs under excavating is through going out slag system
System transports tunnel outer, improves and excavates efficiency.The setting of trimming device will modify area for modifying to the part that do not excavate
Dregs heap drop down onto tunnel bottom, reduce slag discharge amount, improve slag discharge efficiency.Cheng Xue mechanism of the present invention can directly stretching in section of jurisdiction
On, support is provided for propulsion system, convenient for the driving forward of excavating device and trimming device, excavating device and trimming device cooperation
It uses, the substep of hard rock is continuously excavated in realization, greatly improves work efficiency, and is a big innovation of constructing tunnel.
Detailed description of the invention
In order to illustrate the embodiments of the present invention more clearly, attached drawing needed in describing below to embodiment makees letter
Singly introduce, it should be apparent that, drawings in the following description are only some embodiments of the invention, skill common for this field
For art personnel, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is whole interior structural schematic diagram of the present invention.
Fig. 2 is excavating device schematic front view of the present invention.
Fig. 3 is trimming device schematic front view of the present invention.
Fig. 4 is excavating device outline excavation schematic diagram.
Fig. 5 is tunnel cross-section schematic diagram after trimming device finishing.
Fig. 6 is that trimming device modifies status diagram.
Fig. 7 is section of jurisdiction supporting status diagram.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under that premise of not paying creative labor
Embodiment shall fall within the protection scope of the present invention.
Embodiment 1, as illustrated in fig. 1 and 2, a kind of rectangular cross section hard rock mole, including girder 1, girder 1, which is equipped with, to be excavated
Device, trimming device, propulsion system, duct piece assembling machine 20 and slag-tapping system, slag-tapping system are connected with excavating device, excavate dress
Tunnel outer is discharged through slag-tapping system in the dregs set under excavating.Trimming device is located at excavating device rear, for excavating device
The part that do not excavate is modified, i.e., is trimmed to rectangular cross section for non-rectangle.The excavating device includes tool head 2 and master
Driving 3, tool head 2 are connected with main driving 3, and tool head 2 is circular beater plate, and main driving 3 is arranged in girder 1
On, tool head 2 is connected with main driving 3 respectively, and realization independently drives, and provides driving force, band for tool head
Dynamic tool head rotation.The trimming device includes combination pick roller 4 and drum drive 5, and combination pick roller 4 is
Inverted U-shaped roller frame, combination pick roller 4 are connected with drum drive 5, and drum drive 5 is arranged on girder 1, rolling
Cylinder driving device 5 drives combination pick roller rotation by chain or gear respectively, is operated alone, rotates respectively, to finishing area
Carry out scraping finishing.
Further, the tool head 2 includes operator disk 2-1 and secondary cutterhead 2-2, and operator disk 2-1 and secondary cutterhead 2-2 are equal
For circular beater plate, the cutter diameter for the disk 2-1 that operates is greater than the cutter diameter of secondary cutterhead 2-2, and operator disk 2-1 carries out major part and opens
It digs, secondary cutterhead 2-2 carries out auxiliary excavation.Secondary cutterhead 2-2 is symmetricly set on the two sides of operator disk 2-1, to the top of face into
Row excavates.The highest point of secondary cutterhead 2-2 and the highest point of operator disk 2-1 are located on same level straight line, make upper part excavation face
For the upper plane of rectangular cross section.The outermost points of secondary cutterhead 2-2 and the outermost points of operator disk 2-1 are located at same vertical straight line
On, so that its outline excavation is formed the side plane of rectangular cross section.The excavation of operator disk 2-1 and secondary cutterhead 2-2 belong to preliminary main excavation,
Rectangular cross section can be just formed under the finishing of trimming device.The dregs operated under disk 2-1 and pair cutterhead 2-2 excavation is through slag-tapping system
Transport tunnel outer, operator disk 2-1 and pair cutterhead 2-2 cooperation are excavated, provide excavation efficiency, at the same be convenient for trimming device into
The finishing of one step.
Embodiment 2, as shown in figure 3, a kind of rectangular cross section hard rock mole, the combination pick roller 4 includes horizontal axis 4-1
Horizontally disposed with vertical pivot 4-2, horizontal axis 4-1, vertical pivot 4-2 is vertically arranged, and vertical pivot 4-2 is symmetricly set on the two of drum drive 5
Side, horizontal axis 4-1 are arranged in the top of drum drive 5, are fixed with roller 4-3, roller on horizontal axis 4-1 and vertical pivot 4-2
4-3 is equipped with the pick 4-4 being uniformly arranged.Horizontal axis 4-1 carries out independent rotation, vertical pivot 4-2 under the driving of drum drive 5
Independent rotation is also carried out under the driving of drum drive 5, the pick 4-4 on roller 4-3 scrapes the hard rock in finishing area
Cut finishing.
Further, the highest point of the roller 4-3 on the horizontal axis 4-1 and the highest point of secondary cutterhead 2-2 are located at same level
In face, i.e., for modifying the part that do not excavate between operator disk top and secondary cutterhead, the upper plane of the rectangular cross section of formation and master
Cutterhead outline excavation is tangent.The outermost points of roller 4-3 on vertical pivot 4-2 and the outermost points of secondary cutterhead 2-2 are located at same perpendicular
In facing directly, i.e., for modifying the part that do not excavate between operator disk two sides and secondary cutterhead, the side of the rectangular cross section of formation and master 0
Cutterhead outline excavation is tangent.The length of vertical pivot 4-2 is less than the diameter of operator disk 2-1, in order to which the dregs for modifying area is fallen in operator
The amount of discharge dregs is reduced in the lower part of disk outline excavation, improves slag discharge efficiency.
Further, the girder 1 is equipped with front end panel 6 and rear dust excluding plate 7, and main driving 3 passes through front end panel 6 and girder
1 is connected, trimming device between front end panel 6 and rear dust excluding plate 7, convenient for trimming device to finishing area's hard rock finishing,
It is fallen simultaneously convenient for finishing area's dregs heap.The propulsion system includes Cheng Xue mechanism 8 and propelling cylinder 9, Cheng Xue mechanism 8 and existing pick
It is similar into the support shoe system on machine, support is provided for propulsion system.Cheng Xue mechanism 8 is slidably connected with girder 1, convenient for girder
The movement in direction.One end of propelling cylinder 9 is connected with girder 1, the other end is connected with Cheng Xue mechanism 8.Pass through propelling cylinder
Stretching realize that excavating device, the stepping of trimming device and girder are mobile.The rear portion of the girder 1 is equipped with rear support 10, rear to prop up
Support 10 is connected by oil cylinder with girder 1, for withdrawing the support to girder in Cheng Xue mechanism.
Other structures are same as Example 1.
Embodiment 3, as shown in Fig. 4 ~ 7, a kind of construction method of rectangular cross section hard rock mole, steps are as follows: S1: laying out the ground plan of a fortified work
Device is hoisted in tunnel by hair well, and carries out assembled debugging, then carries out pipe sheet assembling in tunnel originating terminal；Ensure at device
In normal steady state, carries out excavation and prepare.
S2: before excavation movement starts, rear support is retracted to girder, and the Cheng Xue mechanism stretching of propulsion system is assembled
On section of jurisdiction, fulcrum is provided for propelling cylinder.It carries out and excavates posture preparation.
S3: start main driving and drum drive, while propelling cylinder stretches out, girder is driven to move forward, realization is opened
It digs device and trimming device moves forward；Main driving drives operator disk and secondary cutterhead rotation to excavate face, disk of operating
Dregs under excavating with secondary cutterhead is exported through slag-tapping system；Drum drive drives combination pick roll rotational, to operator disk
It is modified the part that do not excavated with secondary cutterhead.The part that operator disk and secondary cutterhead do not excavate is respectively the first area A1, the secondth area
A2, third area A3 and the 4th area A4, trimming device are modified from the first area A1, the second area A2, third area A3 and the 4th area A4
Dregs fall into operator disk excavate the 5th area A5 in；The volume of 5th area A5 is equal to the first area A1, the second area A2, third area A3
The sum of with the 4th area's A4 volume.
S4: after propelling cylinder stretches out range, rear support is stretched out, and Cheng Xue mechanism is withdrawn, and then propelling cylinder retracts,
Cheng Xue mechanism is driven to slide along girder, while duct piece assembling machine carries out pipe sheet assembling.Section of jurisdiction include upper section of jurisdiction 11, lower section of jurisdiction 12,
Left section of jurisdiction 13 and right section of jurisdiction 14, left section of jurisdiction 13 and right section of jurisdiction 14 are symmetricly set between section of jurisdiction 11, lower section of jurisdiction 12 and pass through spiral shell
Bolt is connected with upper section of jurisdiction 11, lower section of jurisdiction 12 respectively.Left and right two sections of jurisdiction can respectively to the left, right side level slide stretching hole wall,
And keep the stability of total.After Cheng Xue mechanism does not support the region section of jurisdiction, clamping screw between urgent section of jurisdiction is adjusted
Gap between whole left and right sides section of jurisdiction, guarantees the stability of tunnel segment structure.
S5: repeating step S2 ~ S4, until completing tunnel excavation and pipe sheet assembling.
Other structures are same as Example 2.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of rectangular cross section hard rock mole, including girder (1), girder (1) is equipped with excavating device, trimming device, propulsion
System, duct piece assembling machine (20) and slag-tapping system, slag-tapping system are connected with excavating device, after trimming device is located at excavating device
Side, it is characterised in that: the excavating device includes tool head (2) and main driving (3), tool head (2) and main driving
(3) it is connected, main driving (3) is arranged on girder (1)；The trimming device includes combination pick roller (4) and drum driven
Device (5), combination pick roller (4) are connected with drum drive (5), and drum drive (5) is arranged in girder (1)
On.
2. rectangular cross section hard rock mole according to claim 1, it is characterised in that: the tool head (2) includes
It operates disk (2-1) and secondary cutterhead (2-2), secondary cutterhead (2-2) is symmetricly set on the two sides of operator disk (2-1), secondary cutterhead (2-2)
Highest point and the highest point of operator disk (2-1) are located on same level straight line, the outermost points and operator disk of secondary cutterhead (2-2)
The outermost points of (2-1) are located in same vertical straight line.
3. rectangular cross section hard rock mole according to claim 1 or 2, it is characterised in that: the combination pick roller (4)
Including horizontal axis (4-1) and vertical pivot (4-2), vertical pivot (4-2) is symmetricly set on the two sides of drum drive (5), and horizontal axis (4-1) is set
The top in drum drive (5) is set, is equipped with roller (4-3) on horizontal axis (4-1) and vertical pivot (4-2), is set on roller (4-3)
There is the pick (4-4) being uniformly arranged.
4. rectangular cross section hard rock mole according to claim 3, it is characterised in that: the roller on the horizontal axis (4-1)
The highest point of (4-3) and the highest point of secondary cutterhead (2-2) are located in the same horizontal plane, and the roller (4-3) on vertical pivot (4-2) is most
Points outside and the outermost points of secondary cutterhead (2-2) are located in same vertical plane, and the length of vertical pivot (4-2) is less than operator disk (2-1)
Diameter.
5. rectangular cross section hard rock mole according to claim 1 or 4, it is characterised in that: before the girder (1) is equipped with
Support plate (6) and rear dust excluding plate (7), main driving (3) is connected by front end panel (6) with girder (1), before trimming device is located at
Between support plate (6) and rear dust excluding plate (7).
6. rectangular cross section hard rock mole according to claim 1 or 4, it is characterised in that: the propulsion system includes support
Boots mechanism (8) and propelling cylinder (9), Cheng Xue mechanism (8) are slidably connected with girder (1), one end of propelling cylinder (9) and girder
(1) it is connected, the other end is connected with Cheng Xue mechanism (8).
7. rectangular cross section hard rock mole according to claim 6, it is characterised in that: the rear portion of the girder (1) is equipped with
Rear support (10), rear support (10) are connected by oil cylinder with girder (1).
8. a kind of construction method of rectangular cross section hard rock mole as described in claim 1, it is characterised in that: steps are as follows:
Device: being hoisted in tunnel through starting well, and carry out assembled debugging by S1, then carries out pipe sheet assembling in tunnel originating terminal；
S2: rear support is retracted to girder, and the Cheng Xue mechanism stretching of propulsion system mentions on assembled section of jurisdiction for propelling cylinder
For fulcrum；
S3: start main driving and drum drive, while propelling cylinder stretches out, girder is driven to move forward, realize and excavate dress
It sets and is moved forward with trimming device；Main driving drives operator disk and secondary cutterhead rotation to excavate face, operate disk and pair
Dregs under cutterhead excavates is exported through slag-tapping system；Drum drive drives combination pick roll rotational, to operator disk and pair
It is modified the part that cutterhead does not excavate；
S4: after propelling cylinder stretches out range, rear support is stretched out, and Cheng Xue mechanism is withdrawn, and then propelling cylinder retracts, and is driven
Cheng Xue mechanism is slided along girder, while duct piece assembling machine carries out pipe sheet assembling；
S5: repeating step S2 ~ S4, until completing tunnel excavation and pipe sheet assembling.
9. the construction method of rectangular cross section hard rock mole according to claim 8, it is characterised in that: in the step S3
The part that operator disk and secondary cutterhead do not excavate is respectively the firstth area (A1), the secondth area (A2), third area (A3) and the 4th area (A4),
Trimming device falls into operator from the dregs that the firstth area (A1), the secondth area (A2), third area (A3) and the 4th area (A4) are modified
In the 5th area (A5) that disk excavates；The volume in the 5th area (A5) is equal to the firstth area (A1), the secondth area (A2), third area (A3) and the
The sum of 4th area (A4) volume.
10. the construction method of rectangular cross section hard rock mole according to claim 8 or claim 9, it is characterised in that: the step
Section of jurisdiction in S1 and step S4 includes upper section of jurisdiction (11), lower section of jurisdiction (12), left section of jurisdiction (13) and right section of jurisdiction (14), left section of jurisdiction (13)
And right section of jurisdiction (14) be symmetricly set between section of jurisdiction (11), lower section of jurisdiction (12) and by bolt respectively with upper section of jurisdiction (11), under
Section of jurisdiction (12) is connected.
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| CN201910047816.2A CN109653756B (en) | 2019-01-18 | 2019-01-18 | Rectangular section hard rock tunneling machine and construction method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910047816.2A CN109653756B (en) | 2019-01-18 | 2019-01-18 | Rectangular section hard rock tunneling machine and construction method thereof |
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| CN109653756B CN109653756B (en) | 2024-03-15 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110778319A (en) * | 2019-11-22 | 2020-02-11 | 中铁工程装备集团有限公司 | Rectangular heading machine and construction method thereof |
| CN112727483A (en) * | 2021-02-07 | 2021-04-30 | 中铁工程装备集团有限公司 | Tunnel boring machine and construction method thereof |
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| CN108571325A (en) * | 2018-05-16 | 2018-09-25 | 中铁工程装备集团有限公司 | A kind of shape of a hoof tunneling boring rock tunnel development machine and its construction method |
| CN109209413A (en) * | 2018-10-26 | 2019-01-15 | 中铁工程装备集团有限公司 | The multi-cutter-disk of robot support excavates the soft arm development machine in arbitrary cross-section tunnel |
| CN209483360U (en) * | 2019-01-18 | 2019-10-11 | 中铁工程装备集团有限公司 | A kind of rectangular cross section hard rock mole |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110778319A (en) * | 2019-11-22 | 2020-02-11 | 中铁工程装备集团有限公司 | Rectangular heading machine and construction method thereof |
| CN112727483A (en) * | 2021-02-07 | 2021-04-30 | 中铁工程装备集团有限公司 | Tunnel boring machine and construction method thereof |
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