CN107152288B - Rectangular curve pipe curtain development machine - Google Patents
Rectangular curve pipe curtain development machine Download PDFInfo
- Publication number
- CN107152288B CN107152288B CN201710503066.6A CN201710503066A CN107152288B CN 107152288 B CN107152288 B CN 107152288B CN 201710503066 A CN201710503066 A CN 201710503066A CN 107152288 B CN107152288 B CN 107152288B
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- China
- Prior art keywords
- shield
- shield body
- tube coupling
- pressing plate
- steel tube
- Prior art date
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- 238000011161 development Methods 0.000 title claims abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 42
- 239000010959 steel Substances 0.000 claims abstract description 42
- 230000008878 coupling Effects 0.000 claims abstract description 34
- 238000010168 coupling process Methods 0.000 claims abstract description 34
- 238000005859 coupling reaction Methods 0.000 claims abstract description 34
- 238000009412 basement excavation Methods 0.000 claims abstract description 12
- 239000002689 soil Substances 0.000 claims abstract description 8
- 238000010079 rubber tapping Methods 0.000 claims abstract description 5
- 238000003825 pressing Methods 0.000 claims description 39
- 238000005452 bending Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 241000276425 Xiphophorus maculatus Species 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 11
- 238000012937 correction Methods 0.000 abstract description 4
- 238000007789 sealing Methods 0.000 abstract description 4
- 238000007569 slipcasting Methods 0.000 abstract description 3
- 238000013461 design Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 241000519996 Teucrium chamaedrys Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000005641 tunneling Effects 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
- E21D9/087—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 with a rotary drilling-head cutting simultaneously the whole cross-section, i.e. full-face machines
- E21D9/0873—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 with a rotary drilling-head cutting simultaneously the whole cross-section, i.e. full-face machines the shield being provided with devices for lining the tunnel, e.g. shuttering
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK 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
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK 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
- E21D11/38—Waterproofing; Heat insulating; Soundproofing; Electric insulating
-
- 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
- E21D9/0621—Shield advancing devices
-
- 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
- E21D9/0642—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining the shield having means for additional processing at the front end
-
- 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
- E21D9/093—Control of the driving shield, e.g. of the hydraulic advancing cylinders
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Environmental & Geological Engineering (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The present invention discloses a kind of rectangular curve pipe curtain development machine, including shield body, it is arranged on the cutterhead and drive system, the rectangle steel tube coupling and pushing tow system and the inside slag-tapping system that is arranged in shield body and rectangle steel tube coupling that are arranged on shield body rear portion of shield body front portion, the cross section of the shield body and rectangle steel tube coupling is rectangle, and the rectangle steel tube coupling is fixedly connected with the tail shield rear end of shield body, shield body axis and rectangular steel pipe the spindle line is the curve equal with curve pipe curtain curvature.Present invention design is reasonable, using curved jacking, can form pressure arch, ensure the stability of the soil body, meets the needs of greater room excavation；Compared to conventional tube curtain jacking scheme, present invention employs structure waterstop sealing mode, simple economy；Possess the multi-functional deviation-rectifying system of oil cylinder correction and slip casting auxiliary correction, effectively control posture；A kind of new propulsion system is provided, which can adapt to the adjustment requirement of Curve Pipe Jacking, ensure that construction precisely efficiently carries out.
Description
Technical field
The invention belongs to Underground Space Excavation construction equipment technical field, and in particular to a kind of rectangular curve pipe curtain driving
Machine.
Background technology
Pipe curtain tunneling technique is that one kind realizes soil excavation by midget tube curtain machine, and rear portion jacking steel pipe is formed into the soil body
Advance support, then a kind of Novel non-excavation underground space of excavation construction agent structure constructs technology again, which mainly uses
In the local underground space excavation project such as tunnel under railway, Metro Connection Passage, subway station, market place builet below the ground.
At present, straight line pipe roofing technology is progressively ripe, and also there was case in the country, and curve pipe curtain is also in technical research
Stage.Different from rectilinear tubes curtain, drilling hole amount can be reduced using curve pipe-roof method, larger range of closing is formed and excavate sky
Between, pressure arch is more likely formed, improves working security, and ensure pore-forming accuracy.
Curve pipe curtain construction usage equipment is curve pipe curtain machine, can be divided into circular and rectangle according to the shape of section.It is circular
Curve pipe curtain machine is technically simple, but hermetic seal needs, using auxiliary processes such as slip casting or freezings, to be constructed between pipe curtain
This is higher.Rectangular curve pipe curtain machine can realize hermetic seal using contact surface, while rectangular tube curtain structure in itself can conduct
A part for engineering structure, can substantially reduce cost.Therefore it is efficient, economical to realizing to develop a kind of rectangular curve pipe curtain machine
The construction of pipe curtain has great importance.
The content of the invention
The rectangle that the technical problems to be solved by the invention are to provide a kind of construction that can be applied to rectangular curve pipe curtain is bent
Spool curtain development machine.
To achieve the above object, the technical solution adopted in the present invention is：A kind of rectangular curve pipe curtain development machine, including shield
Body, the cutterhead for being arranged on shield body front portion and drive system, the rectangle steel tube coupling and pushing tow system, Yi Jishe for being arranged on shield body rear portion
Put the inside slag-tapping system in shield body and rectangle steel tube coupling, the cross section of the shield body and rectangle steel tube coupling is rectangle, its
Described in rectangle steel tube coupling be shell structure, and the rectangle steel tube coupling is fixedly connected with the tail shield rear end of shield body, the shield body axis
Line and rectangular steel pipe nodal axisn line are the curve equal with curve pipe curtain curvature.
In the above-mentioned technical solutions, the drive system includes planetary gears, planet of the cutterhead in drive system
The profiling excavation that autobiography completes rectangular section with revolution, the cutterhead excavation area are carried out under the collective effect of gear and centre wheel
Less than 1m2。
In the above-mentioned technical solutions, the pushing tow system includes base, pipe bending cylinder and clamping device, described to clamp dress
Put and be clamped on rectangle steel tube coupling outer wall, the mounting base of the pipe bending cylinder is fixed on base, its piston rod and clamping device
Connection.
In the above-mentioned technical solutions, the clamping device includes the first clamp arm, the second clamp arm and is separately positioned on
Pressing plate on first clamp arm and the second clamp arm, first clamp arm and the second clamp arm upper end hingedly form scissor knot
Structure, the top of scissor structure are equipped with clamping cylinder, and the base and piston rod of the clamping cylinder are corresponding respectively to be installed on the first folder
The top of tight arm and the second clamp arm, the scissor structure realize folding with the flexible of clamping cylinder, and the scissor structure is by institute
State platen clamp and full encirclement structure is formed on the outer wall of rectangle steel tube coupling.
In the above-mentioned technical solutions, the pressing plate is arranged on the outer wall four corners of rectangle steel tube coupling, its structure is by hanging down
The right angle platy structure that the horizontal pressing plate directly set and perpendicular pressing plate are formed, the horizontal pressing plate and perpendicular pressing plate junction correspondence hinge of four pressing plates
It is connected on the upper and lower part of the first clamp arm and the second clamp arm.
In the above-mentioned technical solutions, the roughness of the free end inner surface of the horizontal pressing plate and perpendicular pressing plate is more than linkage section
Roughness.
In the above-mentioned technical solutions, the free end of the horizontal pressing plate and perpendicular pressing plate is embossed processing.
In the above-mentioned technical solutions, the shield body includes anterior shield, middle shield and tail shield, and the anterior shield and middle shield pass through external
Bolt assembly connects, wherein, the middle shield is made of front and rear two parts, and middle shield is anterior, middle shield rear portion and tail shield lead to
Cross articulated system connection.
In the above-mentioned technical solutions, it is separately provided for and curve pipe curtain tube coupling on outer wall at left and right sides of the shield body
The groove and tenon longitudinally interlocked, ensures that development machine carries out jacking along the tongue-and-groove direction of curve pipe curtain.
In the above-mentioned technical solutions, a mud hole is respectively provided with the face of four, the anterior shield periphery, is connected on the inside of mud hole
There is autocontrol valve, realize that shield body beats soil auxiliary deviation-correcting function in real time.
The beneficial effects of the invention are as follows：
1st, the present invention excavates system by new driving and cutterhead and realizes that the profiling of rectangular section is excavated, and can be applied to rectangle
The construction of curve pipe curtain, can form larger range of closing and excavate space, be more likely formed pressure arch, improve working security；
2nd, the present invention is by setting the shield body and rectangle steel tube coupling and the groove longitudinally interlocked of both sides that cross section is rectangle
With tenon, it can be achieved that structure waterstop sealing function, simplifies construction technology, construction cost can be reduced；
3rd, the rectangle steel tube coupling that the present invention includes is fixedly connected with the tail shield rear end of shield body, can ensure shield body and steel pipe
The overall stiffness of section, and shield body has the curvature identical with curve pipe curtain with rectangle steel tube coupling longitudinal axis, easy to precisely apply
Work；
4th, the present invention, which uses the pushing tow and steps up scheme, can increase clamp system and section of jurisdiction contact area, increase friction
Power, and then increase jacking force, and moment of flexure will not be produced；
5th, the present invention is using multistage linkwork, can make that tuning is more flexible, and telescopic direction is consistent；
6th, the present invention aids in deviation-correcting function in the mud hole of preceding shield body surrounding setting, it can be achieved that shield body beats soil in real time, is real
A kind of cost-effective method of existing gesture stability；
7th, in conclusion overall construction design of the present invention is reasonable, using curved jacking, pressure arch can be formed, ensures soil
The stability of body, meets the needs of greater room excavation；Compared to conventional tube curtain jacking scheme, present invention employs structure sealing
Sealing means, simple economy；Possess the multi-functional deviation-rectifying system of oil cylinder correction and slip casting auxiliary correction, effectively control posture；Carry
For a kind of new propulsion system, which can adapt to the adjustment requirement of Curve Pipe Jacking, ensure that construction precisely efficiently carries out.
Brief description of the drawings
Fig. 1 is the structure diagram and cutterhead of the present invention, the connection relation enlarged diagram of drive system and shield body；
Fig. 2 is the structure diagram of shield body and the enlarged structure schematic diagram of mud valve inlet；
Fig. 3 is the section structure diagram of shield body；
Fig. 4 is the structure diagram of pushing tow system；
Fig. 5 is the structure diagram of clamping device.
Meaning representated by figure label is：1st, cutterhead, 2, drive system, 3, shield body, 31, anterior shield, 301, automatically control
Valve, 32, middle shield, 33, tail shield, 34, articulated system, 35, groove and tenon, 4, slag-tapping system, 5, guidance system, 6, pushing tow system
System, 61, clamping device, 611, scissor structure, 611A, the first clamp arm, 611B, the second clamp arm, 612, pressing plate, 62, pushing tow
Oil cylinder, 63, base, 7, rectangle steel tube coupling.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution 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, 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 without making creative work
Embodiment, belongs to the scope of protection of the invention.
Embodiment 1：Referring to Fig. 1 to Fig. 5, a kind of rectangular curve pipe curtain development machine, including shield body 3, to be arranged on shield body 3 anterior
Cutterhead 1 and drive system 2, be arranged on 1 rear portion of shield body rectangle steel tube coupling 7 and pushing tow system 6 and be arranged on 3 and of shield body
The cross section of inside slag-tapping system 4 in rectangle steel tube coupling, the shield body 3 and rectangle steel tube coupling 7 is rectangle, wherein the square
Shape steel pipe joint 7 is shell structure, and the rectangle steel tube coupling is fixedly connected with the tail shield rear end of shield body 3, the shield body axis and square
Shape steel pipe spindle line is the curve equal with curve pipe curtain curvature.
The drive system 2 includes planetary gears, planetary gear and centre wheel of the cutterhead 1 in drive system 2
The profiling excavation that autobiography completes rectangular section with revolution is carried out under collective effect, 1 excavation area of cutterhead is less than 1m2。
The pushing tow system 6 includes base, pipe bending cylinder and clamping device 61, and the clamping device 61 is clamped in rectangle
On 7 outer wall of steel pipe joint, the mounting base of the pipe bending cylinder is fixed on base 63, its piston rod is connected with clamping device 61.
The clamping device includes the first clamp arm 611A, the second clamp arm 611B and is separately positioned on the first clamp arm
With the pressing plate 612 on the second clamp arm, the first clamp arm 611A and the second clamp arm 611B upper ends hingedly form scissor knot
Structure 611, the top of scissor structure 611 are equipped with clamping cylinder, and correspondence is installed on respectively for the base and piston rod of the clamping cylinder
The top of first clamp arm 611A and the second clamp arm 611B, the scissor structure 611 are opened with the flexible realization of clamping cylinder
Close, which, which is clamped in the pressing plate 612 on the outer wall of rectangle steel tube coupling, forms full encirclement structure.The pressure
Plate is arranged on the outer wall four corners of rectangle steel tube coupling, its structure is the L-square being made of vertically disposed horizontal pressing plate and perpendicular pressing plate
Shape structure, the horizontal pressing plate of four pressing plates and perpendicular pressing plate junction, which correspond to, is hinged on the first clamp arm 611A and the second clamp arm 611B
Upper and lower part.The shield body 3 includes anterior shield 31, middle shield 32 and tail shield 33, and the anterior shield 31 and middle shield 32 are by external
Bolt assembly connects, wherein, the middle shield 32 is made of front and rear two parts, and middle shield is anterior, middle 32 rear portion of shield and tail
Shield 33 is connected by articulated system.
Be separately provided on 3 left and right sides outer wall of shield body the groove that is longitudinally interlocked with curve pipe curtain tube coupling with
Tenon 35, ensures that development machine carries out jacking along the tongue-and-groove direction of curve pipe curtain.It is respectively provided with four, the anterior shield periphery face
Mud hole, mud hole inner side are connected with autocontrol valve, inject mud into mud hole, realize that shield body is beaten soil auxiliary and entangled in real time
Inclined function.The articulated system is the multistage articulated structure form formed by multiple hinged oil cylinders.
Embodiment 2, figure is not drawn into, and embodiment 2 and 1 structure of embodiment are essentially identical, unlike：In order to increase pressing plate with
Frictional force between rectangle steel tube coupling, improve clamping force, if the horizontal pressing plate and the free end of perpendicular pressing plate be equipped with it is upward
Dry upward protrusion, or the free end of the horizontal pressing plate and perpendicular pressing plate are embossed processing.
Embodiment 3, embodiment 3 and 1 structure of embodiment are essentially identical, unlike：The horizontal pressing plate and perpendicular pressing plate
Upward boss is equipped with the inner surface of free end and forms clamping projections, using the pressing plate of the structure, easy to make pressing plate and rectangle
Steel pipe joint outer wall contacts, and increases the frictional force between pressing plate and rectangle steel tube coupling, improves clamping force.
Claims (2)
1. a kind of rectangular curve pipe curtain development machine, including shield body, be arranged on shield body front portion cutterhead and drive system, be arranged on shield
The rectangle steel tube coupling and pushing tow system at body rear portion and the inside slag-tapping system being arranged in shield body and rectangle steel tube coupling, it is special
Sign is that the cross section of the shield body and rectangle steel tube coupling is rectangle, wherein the rectangular steel pipe section is shell structure, the square
Shape steel pipe joint is fixedly connected with the tail shield rear end of shield body, and shield body axis and rectangular steel pipe the nodal axisn line is bent with curve pipe curtain
The equal curve of rate；The drive system includes planetary gears, planetary gear and centre wheel of the cutterhead in drive system
Collective effect under carry out rotation and complete the profiling of rectangular section with revolution excavating, the cutterhead excavation area is less than 1m2；It is described
Shield body include anterior shield, middle shield and tail shield, the anterior shield is connected with middle shield by external bolt assembly, wherein, the middle shield
It is made of front and rear two parts, middle shield is anterior with middle shield rear portion, and middle shield rear portion is connected with tail shield by articulated system；Institute
The groove and tenon longitudinally interlocked with curve pipe curtain tube coupling is separately provided at left and right sides of the shield body stated on outer wall, ensures pick
Jacking is carried out into machine along the tongue-and-groove direction of curve pipe curtain；The pushing tow system includes base, pipe bending cylinder and clamping device,
On rectangle steel tube coupling outer wall, the mounting base of the pipe bending cylinder is fixed on base the gripping means grips, its piston rod
It is connected with clamping device；The clamping device includes the first clamp arm, the second clamp arm and is separately positioned on the first clamp arm
With the pressing plate on the second clamp arm, first clamp arm and the second clamp arm upper end hingedly form scissor structure, scissor structure
Top be equipped with clamping cylinder, the base and piston rod of the clamping cylinder are corresponding installed in the first clamp arm and the second folder respectively
The top of tight arm, the scissor structure realize folding with the flexible of clamping cylinder, which exists the platen clamp
Full encirclement structure is formed on the outer wall of rectangle steel tube coupling；The pressing plate is arranged on the outer wall four corners of rectangle steel tube coupling, it is tied
Structure is the right angle platy structure being made of vertically disposed horizontal pressing plate and perpendicular pressing plate, is set in the outer wall four corners of rectangle steel tube coupling
The horizontal pressing plate of four pressure plate structures and junction corresponding the first clamp arm and the second clamp arm of being hinged on respectively of perpendicular pressing plate
Upper and lower part；The horizontal pressing plate and the roughness of the free end inner surface of perpendicular pressing plate are more than the roughness of linkage section；It is described
Horizontal pressing plate and the free end of perpendicular pressing plate be embossed processing.
2. rectangular curve pipe curtain development machine according to claim 1, it is characterised in that on four, the anterior shield periphery face
A mud hole is respectively provided with, autocontrol valve is equipped with the inside of mud hole, realizes that shield body beats soil auxiliary deviation-correcting function in real time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710503066.6A CN107152288B (en) | 2017-06-27 | 2017-06-27 | Rectangular curve pipe curtain development machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710503066.6A CN107152288B (en) | 2017-06-27 | 2017-06-27 | Rectangular curve pipe curtain development machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107152288A CN107152288A (en) | 2017-09-12 |
| CN107152288B true CN107152288B (en) | 2018-04-27 |
Family
ID=59796642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710503066.6A Active CN107152288B (en) | 2017-06-27 | 2017-06-27 | Rectangular curve pipe curtain development machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107152288B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111173527A (en) * | 2019-12-24 | 2020-05-19 | 上海隧道工程有限公司 | Control method for large-section quasi-rectangular shield corner |
| CN111156013B (en) * | 2020-01-20 | 2024-05-17 | 中国矿业大学 | Large-section rectangular push bench |
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|---|---|---|---|---|
| CN102031974A (en) * | 2010-12-02 | 2011-04-27 | 武汉大学 | Tubal curtain advanced support constructing method for deep mine roadway of coal mine passing through fault fracture zone |
| CN102518443A (en) * | 2011-12-26 | 2012-06-27 | 上海市机械施工有限公司 | New special combined construction method for ultra-shallow earth covered special-shaped passage |
| CN104343455A (en) * | 2013-08-05 | 2015-02-11 | 中铁十八局集团第一工程有限公司 | Long-distance curved jacking pipe and pipe roof construction technique |
| JP5718083B2 (en) * | 2011-02-16 | 2015-05-13 | 株式会社熊谷組 | Pipe installation device and pipe installation method |
| CN105350971A (en) * | 2015-09-30 | 2016-02-24 | 上海隧道工程有限公司 | Pipe-roofing push bench provided with lock guiding devices and attitude control method thereof |
| CN106640155A (en) * | 2017-01-19 | 2017-05-10 | 中铁工程装备集团有限公司 | Large-span underground space structure and construction method thereof |
-
2017
- 2017-06-27 CN CN201710503066.6A patent/CN107152288B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102031974A (en) * | 2010-12-02 | 2011-04-27 | 武汉大学 | Tubal curtain advanced support constructing method for deep mine roadway of coal mine passing through fault fracture zone |
| JP5718083B2 (en) * | 2011-02-16 | 2015-05-13 | 株式会社熊谷組 | Pipe installation device and pipe installation method |
| CN102518443A (en) * | 2011-12-26 | 2012-06-27 | 上海市机械施工有限公司 | New special combined construction method for ultra-shallow earth covered special-shaped passage |
| CN104343455A (en) * | 2013-08-05 | 2015-02-11 | 中铁十八局集团第一工程有限公司 | Long-distance curved jacking pipe and pipe roof construction technique |
| CN105350971A (en) * | 2015-09-30 | 2016-02-24 | 上海隧道工程有限公司 | Pipe-roofing push bench provided with lock guiding devices and attitude control method thereof |
| CN106640155A (en) * | 2017-01-19 | 2017-05-10 | 中铁工程装备集团有限公司 | Large-span underground space structure and construction method thereof |
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| CN107152288A (en) | 2017-09-12 |
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