CN107060788A - A kind of tunnel connection channel excavating device - Google Patents
A kind of tunnel connection channel excavating device Download PDFInfo
- Publication number
- CN107060788A CN107060788A CN201610828517.9A CN201610828517A CN107060788A CN 107060788 A CN107060788 A CN 107060788A CN 201610828517 A CN201610828517 A CN 201610828517A CN 107060788 A CN107060788 A CN 107060788A
- Authority
- CN
- China
- Prior art keywords
- cutterhead
- connection channel
- tunnel
- shield
- tunnel connection
- 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.)
- Pending
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 238000009412 basement excavation Methods 0.000 claims description 16
- 239000002893 slag Substances 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 239000002689 soil Substances 0.000 claims description 7
- 238000005520 cutting process Methods 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 230000032258 transport Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000008014 freezing Effects 0.000 description 3
- 238000007710 freezing Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000004575 stone 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
- E21D9/06—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 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
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
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)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention discloses a kind of tunnel connection channel constructing device, including the excavating device in tunnel duct piece, the shield device being connected with excavating device, the jacking mechanism being connected with shield device is installed on handling apparatus, support meanss, transporter and reaction frame in frame.The invention discloses a kind of tunnel connection channel, easily there can be battery truck to be transported into using the device, and be automatically supported on tunnel duct piece.Under the cooperation of the systems such as handling rotary device, excavating device, shield device, based on integrated reaction frame, by propelling cylinder jacking section of jurisdiction, realize that equipment is excavated forward automatically.Based on this constructing device, it is possible to achieve service channel efficiently, is safely, conveniently constructed, and greatly reduces labor strength.
Description
Technical field
The present invention relates to constructing tunnel apparatus field, specially a kind of tunnel connection channel excavating device.
Background technology
During constructing tunnel or after the completion of construction, in order to ensure the security in tunnel, for double track tunnel often
Service channel is excavated between two tunnels, to ensure in emergency circumstances carry out from a tunnel into an other tunnel
Rescue.
According to current actual conditions, common service channel development scheme is mainly hand excavation, first to position to be excavated
Progress grouting and reinforcing processing is put, is then excavated by the way of artificial, lining cutting etc..But, because underground environment is complicated more
Become, particularly soft soil layer, rich groundwater, it is slow using manual type a rate of advance, and level of security is relatively low, is caused to supporting
Difficulty, speed of application is slower, underground landslide, water burst probability it is bigger.
Using automation integrated equipment excavate and have the advantages that speed is fast, labor strength is low, construction safety.But
It is must have maneuverability, the characteristics of being easy to move to automatic excavation equipment requirement.
Therefore, the need for being excavated for tunnel connection channel and the characteristics of excavation equipment is required, a kind of tunnel connection is devised
Network passage construction device, to meet quick, safe, the continuous construction that tunnel connection is sensible, and can quickly and easily be shifted
The tunnel connection channel constructing device of installation, has been a urgent problem.
The content of the invention
In order to overcome above-mentioned deficiency of the prior art, easily it can be transported into the invention provides one kind by battery truck,
And tunnel duct piece is automatically supported on, under the cooperation of the systems such as handling rotary device, excavating device, shield device, based on integrated one
The reaction frame of body, by the jacking section of jurisdiction of propelling cylinder 17, realizes that equipment is excavated forward automatically.Based on this constructing device, Ke Yishi
Existing service channel efficiently, is safely, conveniently constructed, and greatly reduces the tunnel connection channel constructing device of labor strength.
The object of the present invention is achieved like this：
A kind of tunnel connection channel constructing device, including the excavating device 1 in tunnel duct piece 21, with excavating device 1
The shield device 2 of connection, the jacking mechanism 3 being connected with shield device 2 is installed on handling apparatus 4 in frame 13, support meanss
5th, transporter 6 and reaction frame 7；
Described excavating device mainly excavates cutterhead 8 comprising service channel, with excavating the cutterhead rotation driving that cutterhead 8 is connected
System 12, described excavation cutterhead 8 and cutterhead rotary drive system 12 are arranged on shield support 9；
The cutter 18 that the cutting soil body is used is installed on described excavation cutterhead 8；Cutterhead rotary drive system 12 is excavation
The powered rotation of cutterhead 8, is linked together by thrust bearing with cutterhead；
Described shield device includes shield support 9, rinse mouth 10 and slag notch 11；Set in described shield support 9
There are 4 in 90 degree of spaced apart rinse mouths 10, and slag notch 11；The described connection high-pressure water of rinse mouth 10；Slag notch
Filter septum 19 is installed at 11.
Described jacking mechanism 3 includes the jacking section of jurisdiction being connected with propelling cylinder 17, the described connection shield of propelling cylinder 17
Body；
Described handling apparatus 4 is installed in frame 13, including support cylinder 20, and arm is adjusted by support cylinder 20
Angle, drives steel wire to carry out handling by motor；
Described support meanss are made up of 8 groups of supporting legs with hydraulic jack, are supported on tunnel duct piece 21；
Described transporter 6 includes frame 13 and tugboat 14, is installed on frame 13, and tugboat 14 is set and frame 13
Lower section, is connected with track；
Described reaction frame includes one group of larger counter-force oil cylinder 16, and the support boots 15 that counter-force oil cylinder 16 is connected.
Positive beneficial effect：The invention discloses a kind of tunnel connection channel, can easily there is storage battery using the device
Car is transported into, and is automatically supported on tunnel duct piece.Under the cooperation of the systems such as handling rotary device, excavating device, shield device, it is based on
Integrated reaction frame, by propelling cylinder jacking section of jurisdiction, realizes that equipment is excavated forward automatically., can based on this constructing device
To realize that service channel efficiently, is safely, conveniently constructed, and greatly reduce labor strength.
Brief description of the drawings
Fig. 1 tunnel connection channel excavation equipment working state figures；
Fig. 2 shields device breaks view；
Fig. 3 tunnel connection channels excavation equipment transports state diagram；
Fig. 4 tunnel connection channel excavation equipment side views；
It is in figure：It is excavating device 1, shield device 2, jacking mechanism 3, handling apparatus 4, support meanss 5, transporter 6, anti-
Power frame 7, excavate cutterhead 8, shield support 9, rinse mouth 10, slag notch 11, cutterhead rotary drive system 12, frame 13, tugboat 14,
Support boots 15, counter-force oil cylinder 16, propelling cylinder 17,18 cutters, 19 filter septums, 20 support cylinders, tunnel duct piece 21.
Embodiment
Below in conjunction with the accompanying drawings, the present invention is described further：
A kind of tunnel connection channel constructing device, including the excavating device 1 in tunnel duct piece 21, with excavating device 1
The shield device 2 of connection, the jacking mechanism 3 being connected with shield device 2 is installed on handling apparatus 4 in frame 13, support meanss
5th, transporter 6 and reaction frame 7；
Described excavating device mainly excavates cutterhead 8 comprising service channel, and the cutterhead being connected with excavating cutterhead 8, which rotates, to be driven
Dynamic system 12, described excavation cutterhead 8 and cutterhead rotary drive system 12 are arranged on shield support 9；Main function is steady
Determine tunnel connection channel excavating device, be supported on tunnel duct piece, transport process can be punctured into as shown in Figure 3；
The cutter 18 that the cutting soil body is used is installed on described excavation cutterhead 8, as shown in figure 1,；Cutterhead rotation driving system
System 12 is linked together to excavate the powered rotation of cutterhead 8 by thrust bearing with cutterhead；In Freezing Method for Cross-passage Construction process
In, rely primarily on cutting of the excavating device realization to ground.
Described shield device includes shield support 9, rinse mouth 10 and slag notch 11；There are two aspects to make for shield support
With, one, ensure face isolate with rear atmospheric area；2nd, excavating device.Rinse mouth 10 has 4, in 90 degree of arranged for interval,
It is mainly used in being passed through water under high pressure, rinses cutterhead and be mixed into mud with the soil of cutting, discharged by slag notch 11.Described
4 are provided with shield support 9 in 90 degree of spaced apart rinse mouths 10, and slag notch 11；Described rinse mouth 10 is connected
High-pressure water；In order to ensure to slag tap, pipeline is not blocked by dregs block, crushed stone etc., and filter septum 19 is provided with slag notch 11.
Described jacking mechanism 3 includes the jacking section of jurisdiction being connected with propelling cylinder 17, the described connection shield of propelling cylinder 17
Body；Section of jurisdiction is attached to correct position by handling apparatus.Service channel after the one side supporting excavation of jacking section of jurisdiction, the opposing party exists
In the presence of propelling cylinder, shield body and excavating device is driven to tunnel forward.
Described handling apparatus 4 is installed in frame 13, including support cylinder 20, and arm is adjusted by support cylinder 20
Angle, drives steel wire to carry out handling by motor；
Described support meanss are made up of 8 groups of supporting legs with hydraulic jack, are supported on tunnel duct piece 21；Work shape
State is supported on tunnel duct piece by support meanss 5, and transport process is drawn by battery truck, and tugboat 14 is directly in constructing tunnel
Walked on rail, in that context it may be convenient to transport.
Described transporter 6 includes frame 13 and tugboat 14, is installed on frame 13, and tugboat 14 is set and frame 13
Lower section, is connected with track；
Described reaction frame includes one group of larger counter-force oil cylinder 16, and the support boots 15 that counter-force oil cylinder 16 is connected, mainly
It act as, is that excavating device tunnels forward offer counter-force in the course of work.Oil cylinder can be transported conveniently after shrinking, course of work top
It is pressed on tunnel duct piece and provides counter-force for propelling cylinder 17, as shown in Figure 1.
The other corollary equipments of matched auxiliaring equipment of the present invention mainly include hydraulic power supply, power distribution equipment, water transmission system
The equipment composition such as system and spoil disposal stock pump, is installed on supporting trailer.Hydraulic power supply is mainly propelling cylinder 15, support dress
Put 8 oil cylinder and the counter-force oil cylinder 14 of reaction frame provides power.Power distribution equipment is mainly cutterhead rotary drive motor, hydraulic power source electricity
Machine, handling apparatus motor etc. are powered.Water Transmission system main function is that water source is sprayed into the soil after cutterhead cabin makes water and excavated
Mixed.The effect for clapping slush pump is that the mud in cutterhead cabin is excluded shield body.
Need to carry out consolidation process to the soil body for getting in touch with channel position before Freezing Method for Cross-passage Construction.Freezing Method for Cross-passage Construction device
(hereinafter referred to as " device ") in transport process as shown in figure 3, support meanss 5, excavating device 1, shield device 2, reaction frame 5,
Allocation and transportation device 4 is completely in contraction state, be placed on transporter 6 by live gantry crane or truck crane send into launching shaft or
On the slag car track of person's inspection-pit, drawn by battery truck to service channel and excavate position.Device reaches communication passage and excavates position
Afterwards, support meanss 5 are deployed, and support on tunnel duct piece inwall, the oil cylinder of reaction frame 5 stretches out, support boots are pressed on the inside of tunnel duct piece, such as
Fig. 1.After device is fixed, in service channel side, laying track supports digging device and shield device is translated forward, and removes connection
Section of jurisdiction at network ground settlement and tunnel.
After the completion of preparation, first under propelling cylinder promotion, shield device and excavating device are moved forward, and work as oil cylinder
Complete after a circulation, oil cylinder subregion is retracted, and has handling apparatus 4 that correct position is delivered to simultaneously in the jacking section of jurisdiction in jacking mechanism 2
It is fixed.Similarly propelling cylinder circulation is promoted, and after face is excavated in excavating device contact, is started cutterhead rotation driving, is being promoted
Circulating excavation is carried out in the presence of oil cylinder.Until service channel insertion, in another tunnel teardown excavating device and shield
Dress.Retraction support meanss, reaction frame, handling apparatus reset, and remove unnecessary jacking section of jurisdiction.Pulled out by storage battery handle bar device
Tunnel, excavates and completes.
The invention discloses a kind of tunnel connection channel, easily there can be battery truck to be transported into using the device, and automatically
It is supported in tunnel duct piece.Under the cooperation of the systems such as handling rotary device, excavating device, shield device, based on integrated anti-
Power frame, by propelling cylinder jacking section of jurisdiction, realizes that equipment is excavated forward automatically.Based on this constructing device, it is possible to achieve contact is logical
Road efficiently, is safely, conveniently constructed, and greatly reduces labor strength.
Above case study on implementation is merely to illustrate the preferred embodiment of the present invention, but the present invention is not limited to above-mentioned embodiment party
Formula, in the knowledge that the field those of ordinary skill possesses, that is made within the spirit and principles in the present invention is any
Modification, equivalent substitute and improvement etc., are regarded as the protection domain of the application.
Claims (9)
1. a kind of tunnel connection channel constructing device, it is characterised in that：Including the excavating device in tunnel duct piece, with excavation
The shield device of device connection, the jacking mechanism being connected with shield device, be installed on handling apparatus in frame, support meanss,
Transporter and reaction frame.
2. a kind of tunnel connection channel constructing device according to claim 1, it is characterised in that：Described excavating device master
Cutterhead is excavated comprising service channel, with excavating the cutterhead rotary drive system that cutterhead is connected, described excavation cutterhead and cutterhead
Rotary drive system is arranged on shield support.
3. a kind of tunnel connection channel constructing device according to claim 2, it is characterised in that：On described excavation cutterhead
The cutter that the cutting soil body is used is installed；Cutterhead rotary drive system passes through thrust bearing to excavate cutterhead powered rotation
Linked together with cutterhead.
4. a kind of tunnel connection channel constructing device according to claim 1, it is characterised in that：Described shield device bag
Containing shield support, rinse mouth and slag notch；It is in 90 degree of spaced apart rinse mouths to be provided with 4 in described shield support, with
And slag notch；Described rinse mouth connection high-pressure water；Filter septum is installed at slag notch.
5. a kind of tunnel connection channel constructing device according to claim 1, it is characterised in that：Described jacking mechanism bag
Include the jacking section of jurisdiction being connected with propelling cylinder 17, the described connection shield body of propelling cylinder 17.
6. a kind of tunnel connection channel constructing device according to claim 1, it is characterised in that：Described handling apparatus peace
Loaded in frame, including support cylinder, the angle of arm is adjusted by support cylinder, passes through motor and drives steel wire to carry out handling.
7. a kind of tunnel connection channel constructing device according to claim 1, it is characterised in that：Described support meanss by
Supporting leg of the group with hydraulic jack is constituted, and is supported on tunnel duct piece.
8. a kind of tunnel connection channel constructing device according to claim 1, it is characterised in that：Described transporter bag
Including rack and tugboat, are installed on frame, and tugboat is set with below frame, being connected with track.
9. a kind of tunnel connection channel constructing device according to claim 1, it is characterised in that：Described reaction frame includes
There are one group of larger counter-force oil cylinder, and the support boots that counter-force oil cylinder is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610828517.9A CN107060788A (en) | 2016-09-19 | 2016-09-19 | A kind of tunnel connection channel excavating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610828517.9A CN107060788A (en) | 2016-09-19 | 2016-09-19 | A kind of tunnel connection channel excavating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107060788A true CN107060788A (en) | 2017-08-18 |
Family
ID=59616778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610828517.9A Pending CN107060788A (en) | 2016-09-19 | 2016-09-19 | A kind of tunnel connection channel excavating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107060788A (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107956477A (en) * | 2018-01-11 | 2018-04-24 | 中铁工程装备集团机电工程有限公司 | Shield service channel heading equipment |
| CN108086982A (en) * | 2017-11-10 | 2018-05-29 | 中国铁建港航局集团有限公司 | A kind of pipe jacking tool and its jacking method |
| CN109026025A (en) * | 2018-08-30 | 2018-12-18 | 上海隧道工程有限公司 | Push pipe support and jacking system for construction tunnel service channel |
| CN109026052A (en) * | 2018-08-30 | 2018-12-18 | 上海隧道工程有限公司 | Push pipe for construction tunnel service channel originates frame angle adjustment device |
| CN109057804A (en) * | 2018-08-30 | 2018-12-21 | 上海隧道工程有限公司 | Push pipe for construction tunnel service channel originates frame support system and method |
| CN109538218A (en) * | 2019-01-11 | 2019-03-29 | 中铁隧道集团二处有限公司 | The method that the filling of shield tunnel rail flowering structure tunnel bottom is constructed simultaneously with service channel |
| CN109630175A (en) * | 2018-10-19 | 2019-04-16 | 宁波用躬科技有限公司 | A kind of packaged type pre-loaded support struts system and its application method |
| CN111456749A (en) * | 2020-04-30 | 2020-07-28 | 中铁工程装备集团有限公司 | Push counterforce device of junctional tunnel boring machine |
| CN111485923A (en) * | 2018-12-05 | 2020-08-04 | 黄河科技学院 | Movable tunnel segment support frame for underground construction |
| CN113605910A (en) * | 2021-08-25 | 2021-11-05 | 中国铁建重工集团股份有限公司 | Full-rotation construction equipment and construction method for communication channel |
| CN113622929A (en) * | 2021-08-25 | 2021-11-09 | 中国铁建重工集团股份有限公司 | Segment breaking device, and connection channel construction system and method |
| CN115059487A (en) * | 2022-06-24 | 2022-09-16 | 朱瑶宏 | Pushing system for connection channel tunneling construction and construction method using pushing system |
| WO2023246349A1 (en) * | 2022-06-24 | 2023-12-28 | 宁波用躬科技有限公司 | Jacking system for contact channel tunneling construction and construction method using same |
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| CN105041328A (en) * | 2015-07-29 | 2015-11-11 | 中铁工程装备集团有限公司 | Shield tunneling machine with cast-in-situ supporting function for tunnels with large horseshoe-shaped sections |
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| JP2002194992A (en) * | 2000-12-25 | 2002-07-10 | Nanno Construction Co Ltd | Pipe jacking method for pipe |
| JP2006118208A (en) * | 2004-10-21 | 2006-05-11 | Okumura Corp | Tunnel boring machine |
| CN102568293A (en) * | 2010-12-14 | 2012-07-11 | 上海市机械施工有限公司 | Rectangular tunnel boring machine teaching system |
| CN102644467A (en) * | 2012-04-27 | 2012-08-22 | 上海隧道工程股份有限公司 | Tunnel connecting passage construction method for directly cutting segment rings through pipe jacking machine |
| CN105041328A (en) * | 2015-07-29 | 2015-11-11 | 中铁工程装备集团有限公司 | Shield tunneling machine with cast-in-situ supporting function for tunnels with large horseshoe-shaped sections |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108086982A (en) * | 2017-11-10 | 2018-05-29 | 中国铁建港航局集团有限公司 | A kind of pipe jacking tool and its jacking method |
| CN108086982B (en) * | 2017-11-10 | 2024-03-12 | 中国铁建港航局集团有限公司 | Push pipe tool and push method thereof |
| CN107956477A (en) * | 2018-01-11 | 2018-04-24 | 中铁工程装备集团机电工程有限公司 | Shield service channel heading equipment |
| CN107956477B (en) * | 2018-01-11 | 2024-03-19 | 中铁工程服务有限公司 | Shield communication channel tunneling equipment |
| CN109026025A (en) * | 2018-08-30 | 2018-12-18 | 上海隧道工程有限公司 | Push pipe support and jacking system for construction tunnel service channel |
| CN109026052A (en) * | 2018-08-30 | 2018-12-18 | 上海隧道工程有限公司 | Push pipe for construction tunnel service channel originates frame angle adjustment device |
| CN109057804A (en) * | 2018-08-30 | 2018-12-21 | 上海隧道工程有限公司 | Push pipe for construction tunnel service channel originates frame support system and method |
| CN109630175A (en) * | 2018-10-19 | 2019-04-16 | 宁波用躬科技有限公司 | A kind of packaged type pre-loaded support struts system and its application method |
| CN111485923A (en) * | 2018-12-05 | 2020-08-04 | 黄河科技学院 | Movable tunnel segment support frame for underground construction |
| CN111485923B (en) * | 2018-12-05 | 2021-12-28 | 河南省诚建检验检测技术股份有限公司 | Movable tunnel segment support frame for underground construction |
| CN109538218A (en) * | 2019-01-11 | 2019-03-29 | 中铁隧道集团二处有限公司 | The method that the filling of shield tunnel rail flowering structure tunnel bottom is constructed simultaneously with service channel |
| CN111456749B (en) * | 2020-04-30 | 2021-11-05 | 中铁工程装备集团有限公司 | Push counterforce device of junctional tunnel boring machine |
| CN111456749A (en) * | 2020-04-30 | 2020-07-28 | 中铁工程装备集团有限公司 | Push counterforce device of junctional tunnel boring machine |
| CN113605910A (en) * | 2021-08-25 | 2021-11-05 | 中国铁建重工集团股份有限公司 | Full-rotation construction equipment and construction method for communication channel |
| CN113622929A (en) * | 2021-08-25 | 2021-11-09 | 中国铁建重工集团股份有限公司 | Segment breaking device, and connection channel construction system and method |
| CN115059487A (en) * | 2022-06-24 | 2022-09-16 | 朱瑶宏 | Pushing system for connection channel tunneling construction and construction method using pushing system |
| WO2023246349A1 (en) * | 2022-06-24 | 2023-12-28 | 宁波用躬科技有限公司 | Jacking system for contact channel tunneling construction and construction method using same |
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Application publication date: 20170818 |