CN205503136U - Brim of a hat device suitable for shield constructs in last soft hard ground layer down anxious curve and is under construction - Google Patents
Brim of a hat device suitable for shield constructs in last soft hard ground layer down anxious curve and is under construction Download PDFInfo
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- CN205503136U CN205503136U CN201620101652.9U CN201620101652U CN205503136U CN 205503136 U CN205503136 U CN 205503136U CN 201620101652 U CN201620101652 U CN 201620101652U CN 205503136 U CN205503136 U CN 205503136U
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- brim
- hat
- shield
- plate
- hard ground
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Abstract
The utility model provides a brim of a hat device suitable for shield constructs in last soft hard ground layer down anxious curve and is under construction, including two set at least fixed units, rotation unit, three set at least synchronous telescope units and the brim of a hat, the inboard of constructing the casing body at the shield is all fixed to fixed unit, and the rotation unit can be around 360 degrees rotations of axis realization of shield structure machine with the feasible unit that rotates of fixed unit swing joint, every set of synchronous telescope unit rear end all is connected with rotation unit front end, the every set of synchronous telescope unit front end all is connected with brim of a hat rear end, brim of a hat device constructs the inside rotatory optional position of arriving at the shield down along the drive that fixed unit was rotating the unit to how many next successive regulation turns through brim of a hat release length are rectified. The utility model discloses effectively reducing each regional thrust difference of hydraulic jack, making each regional thrust more harmonious, reduce substantially the cross component force of section of jurisdiction, ensure that the shield constructs rectifying in succession of in last soft hard ground layer down anxious curve construction, axis control mass is ensured to the reduction volume of backbreaking.
Description
Technical field
This utility model relates to the constructing device of a kind of shield tunnel project technical field of construction, specifically, relates to
And a kind of be applicable to shield upper-soft lower-hard ground the brim of a hat device of anxious curve construction.
Background technology
Shield method has the feature that driving speed is fast, construction infection is little, labor intensity is low, is big-and-middle-sized tunnel
Main form of construction work.In this engineering method, shield body is a linear cylindrical shape rigid body, shield fuselage straight
Line is difficult to fit like a glove with anxious curve near tangent direction, so bring backbreak, the increasing of soil disturbance scope, ground
The problems such as sedimentation increasing, especially for upper-soft lower-hard ground, soft or hard soil layer cutting difficulty is different, surface subsidence
Deformation control difficulty is bigger, so, shield machine axial line control of anxious curve construction in upper-soft lower-hard ground is shield
One of difficult point in structure construction.
Finding by prior art documents, China Patent No. is 200810226716.8, patent publication No.
For 101737058A, patent name: small-radius shield tunnel construction technology, this invention utilizes backbreak cutter, hinge
Connection device；Segment selection and assembly；Shield attitude controls in real time and adjusts；And synchronous grouting and secondary supplement
The utilization of slip casting realizes the Construction control of small-radius shield tunnel, but this invention is to utilize to backbreak into cost also
Need timely slip casting to fill backbreak hole and carry out secondary grouting to carry out axial line control.But, if the amount of backbreaking mistake
Greatly, synchronous grouting is not in time or secondary grouting is insufficient will be greatly increased surface subsidence.And this invention is only
Under the conditions of being applicable to simple stratum, do not account under complex geological condition, especially for soft on shield crossing
Lower hard formation and the condition of minor radius urgency curve engineering.The method utilizing this patent of invention can not solve very well upper
Surface subsidence around anxious curve and be difficult to ensure that axis construction quality in soft lower hard formation.So, prior art
Anxious curve work progress exists in upper-soft lower-hard ground axial line control is undesirable, the amount of backbreaking big and surface subsidence
Big shortcoming.
Utility model content
For the deficiencies in the prior art, the purpose of this utility model is that providing one to be applicable to shield exists
The brim of a hat device of anxious curve construction in upper-soft lower-hard ground, this device changes prior art in anxious curve construction
Shield machine carries out the passive correction mode rectified a deviation again after deflecting, but have employed a kind of shield repacking, i.e.
Shield housing installs additional the mode of actively rectifying a deviation of the brim of a hat device, can effectively reduce each region of hydraulic jack
Thrust differential so that each region thrust is more coordinated, and the cross component force of section of jurisdiction is greatly reduced, it is ensured that shield exists
The continuous correction of anxious curve construction in upper-soft lower-hard ground, thus reduce the amount of backbreaking, it is ensured that axial line control quality.
For achieving the above object, this utility model provides one be applicable to shield anxious curve upper-soft lower-hard ground
The brim of a hat device of construction, described device includes that at least two set fixed cells, rotating unit, at least three set synchronizations are stretched
Contracting unit and the brim of a hat, wherein: described fixed cell is each attached to the inner side of shield machine housing, described fixed cell
It is arranged in parallel and have a spacing between adjacent two described fixed cells；Described rotating unit and described fixed cell
It is flexibly connected so that described rotating unit can realize rotating around the axis of shield machine；Described synchronization telescope unit phase
Be arranged in parallel mutually and adjacent spacing be equal, often overlap the rear end of described synchronization telescope unit all with described rotating unit
Front end is fixing to be connected；Often overlap that the front end of described synchronization telescope unit is all fixing with the rear end of the described the brim of a hat to be connected.
Described the brim of a hat device along described fixed cell under the drive of described rotating unit at shield internal rotating
To optional position, and by the brim of a hat release length number successively regulate turning correction.
Preferably, described fixed cell includes base-plate, bearing riser and steel track, wherein: described bearing
The one side of base plate is fixing with the inner side of shield machine housing to be connected；One end of described bearing riser is welded on described bearing
On the another side of base plate, the inner side of the other end and described steel track is fixing is connected.
It is highly preferred that described base-plate both sides are provided with bolt hole, bolt by bolt hole realize base-plate with
The fixing connection of shield machine housing；Described in polylith, base-plate head and the tail are weldingly connected in the form of a ring, and this ring-type circle
The heart is positioned on the axis of shield machine.Described base-plate can use the steel plate of thickness 10-12mm.
It is furthermore preferred that described in polylith, bearing riser head and the tail are weldingly connected in the form of a ring, and this ring-type center of circle and polylith
The ring-type center of circle that described base-plate is formed overlaps.Described bearing riser can use thickness 10-12mm's
Steel plate.
It is highly preferred that the cross section of described steel track is rectangle, described in polylith, steel track head and the tail are weldingly connected in ring
Shape, and this ring-type center of circle with described in polylith base-plate formed the ring-type center of circle overlap.
Preferably, described rotating unit includes chassis, leading truck, main wheel, side wheel, return pulley and brake clip, its
In: described leading truck, described return pulley, described brake clip are installed on described chassis；Described main wheel and described
Side wheel is installed on described leading truck, and described main wheel is arranged at the inner side of described steel track, and described side wheel sets
Being placed in the arranged on left and right sides of described steel track, described return pulley is arranged at the outside of described steel track, described brake clip
It is arranged at the vertical pivoting angle of described steel track；By controlling whether contacting of described brake clip and described steel track
Control the rotation of described rotating unit.
Preferably, described synchronization telescope unit includes hydraulic jack, ring flange and flange gasket, wherein: described liquid
The rear end of compressing cylinder is fixing with described rotating unit to be connected, and the front end of described hydraulic jack is by bolt and described cap
Eaves connects, and arranges described ring flange and described flange gasket at described hydraulic jack and described the brim of a hat connecting portion.
Preferably, the described the brim of a hat is fixed base plate by the brim of a hat steel plate and the brim of a hat and is formed, wherein: the described the brim of a hat fixes the end
Being provided with bolt hole on plate, bolt realizes described synchronization through the bolt hole on described bolt hole and described ring flange
The connection of telescopic unit and the described the brim of a hat is fixed；Described the brim of a hat steel plate and the described the brim of a hat are fixed base plate and are welded on one
Rise, and described the brim of a hat steel plate is fixed base plate vertical welding with the described the brim of a hat and is connected.
It is highly preferred that described the brim of a hat steel plate bending becomes the circular arc consistent with shield cutter external diameter；Described the brim of a hat steel plate
Front end be that a basil, rear end fix with the described the brim of a hat that base plate is fixing to be connected.Preferably, described circular arc is 60 °
Circular arc；The described basil is the basil of 45 °.
Operation principle of the present utility model is:
When the brim of a hat device is not used by, the brim of a hat device utilizes described hydraulic jack to be retracted in shield；When shield needs
Time to be turned, the brim of a hat device can be along fixed cell 360 ° of rotations inside shield under the drive of rotating unit
Forward optional position to；When rotating to ideal position, by control hydraulic jack, the brim of a hat is shifted onto shield machine external,
Release length number determine according to upper-soft lower-hard ground distribution situation；Shield is in tunneling process, due to the brim of a hat
Barrier effect, the soil body can to the brim of a hat produce active force so that shield two side-thrust gap strengthen, turn
Rapider；It is the biggest that the brim of a hat releases length, interacts the biggest, and two side-thrust differences are the biggest, the arc that shield is turned
Spend the biggest；Therefore, when anxious curve construction in upper-soft lower-hard ground, shield needs to carry out continuously to one
Turning correction in side, and the brim of a hat device direction is also released in this side, and by the brim of a hat release length number come continuously
Constantly regulate correction.
Compared with prior art, this utility model has the advantage that
This utility model i.e. designs the brim of a hat device from the repacking of Suporting structure, overcomes existing construction method upper soft
In lower hard formation, anxious axis of a curve line traffic control is of low quality, rectify a deviation not in time, the amount of backbreaking is excessive causes surface subsidence big
Etc. shortcoming and defect.Described the brim of a hat device is not merely and can use in the case of tunnel axis is anxious curve,
Deviation is occurred for tunnel axis in shield tunneling process, in the case of need to rectifying a deviation, it is also possible to use.This
The axial line control and axis correction that make shield are become more nimbly and freely by device, add axial line control matter
Amount, decreases the amount of backbreaking that anxious curve correction produces.
Accompanying drawing explanation
The detailed description with reference to the following drawings, non-limiting example made by reading, this utility model
Other features, objects and advantages will become more apparent upon:
Fig. 1 is the brim of a hat device general illustration of this utility model one embodiment；
Fig. 2 is the fixed cell vertical section schematic diagram of this utility model one embodiment；
Fig. 3 is rotating unit and the fixed cell schematic diagram of this utility model one embodiment；
Fig. 4 is synchronization telescope unit and the brim of a hat schematic cross-section of this utility model one embodiment；
Fig. 5 is the brim of a hat schematic perspective view of this utility model one embodiment；
Fig. 6 is the brim of a hat device schematic diagram at shield excavation machine of this utility model one embodiment；
Fig. 7 is the brim of a hat device of this utility model one embodiment working state schematic representation in shield.
In figure:
001 be upper strata weak soil, 002 be lower floor's pan soil, 003 be shield tunnel, 004 be ground, 01 for cap
Eaves device；
1 be fixed cell, 2 for rotating unit, 3 for synchronization telescope unit, 4 for the brim of a hat, 5 for shield housing,
6 be shield cutter, 7 for thrust；
101 be base-plate, 102 be bearing portrait, 103 be steel track, 104 for bolt；
201 it is chassis, 202 is leading truck, 203 is main wheel, 204 is side wheel, 205 is return pulley, 206 is
Brake clip；
301 be hydraulic jack, 302 be ring flange, 303 be flange gasket, 304 for bolt；
401 for the brim of a hat steel plate, 402 for the brim of a hat fix base plate, 403 be bolt hole.
Detailed description of the invention
Below in conjunction with specific embodiment, this utility model is described in detail.Following example will assist in ability
The technical staff in territory is further appreciated by this utility model, but limits this utility model the most in any form.Should refer to
Go out, to those skilled in the art, without departing from the concept of the premise utility, also
Some deformation and improvement can be made.These broadly fall into protection domain of the present utility model.
As shown in Fig. 1～Fig. 6, this utility model one embodiment be applicable to shield upper-soft lower-hard ground anxious
The brim of a hat device 01 structural representation of curve construction, before described the brim of a hat device 01 is bolted on shield machine
Holding, it specifically includes: fixed cell 1, rotating unit 2, synchronization telescope unit 3 and the brim of a hat 4, wherein:
Described fixed cell 1 is had two sets and is all fixed on the inner side of shield housing 5 by bolt 104, and two sets are fixing
Unit 1 be arranged in parallel and spacing is 300-500mm；Described rotating unit 2 is movable with described fixed cell 1
Connect so that described rotating unit 2 can be around 360 degree of the axis rotation of described shield machine；Described synchronization telescope
Unit 3 has three sets, and three set synchronization telescope unit 3 are arranged in parallel and adjacent spacing is equal；Often set is described
The rear end of synchronization telescope unit 3 is welded with the front end of described rotating unit 2, often overlaps described synchronization telescope unit 3
The rear end of front end and the described the brim of a hat 4 fixing be connected.
As in figure 2 it is shown, in a preferred embodiment, described fixed cell 1 includes base-plate 101, bearing
Riser 102, steel track 103 and bolt 104, wherein: the one side of described base-plate 101 and shield housing
The inner side of 5 connects by bolt 104 is fixing；One end of described bearing riser 102 is welded on described base-plate
On the another side of 101, the other end of described bearing riser 102 is fixing with the inner side of described steel track 103 to be connected；
Concrete:
Described base-plate 101 be thickness be the steel plate of 12mm, its both sides have bolt hole, bolt 104
Realize base-plate 101 through described bolt hole to be connected with the fixing of shield housing 5；Polylith base-plate 101
Head and the tail are weldingly connected in the form of a ring, and the center of circle of this ring is positioned on the axis of shield machine；
Described bearing riser 102 be thickness be the steel plate of 10mm, its head and the tail are weldingly connected in the form of a ring, and this ring
The ring-type center of circle that formed with described base-plate 101, the center of circle overlap；
The cross section of described steel track 103 is rectangle, its head and the tail be weldingly connected in the form of a ring, and the center of circle of this ring with
The ring-type center of circle that described base-plate 101 is formed overlaps.
In the present embodiment, described base-plate 101, described portrait 102, described steel track 103 all use fillet welding
Seam welding, weld bead height 8mm；Described bolt 104 is M20 bolt.
As shown in Figure 2 and Figure 3, in another preferred embodiment, described rotating unit 2 include chassis 201,
Leading truck 202, main wheel 203, side wheel 204, return pulley 205 and brake clip 206, wherein: described leading truck
202, described return pulley 205, described brake clip 206 are installed on described chassis 201；Described main wheel 203
It is installed on described leading truck 202 with described side wheel 204, and described main wheel 203 is positioned at described steel track
Inner side, the described side wheel 204 of 103 are positioned at the left and right sides of described steel track 103, described return pulley 205 is positioned at
The outside of described steel track 103, described brake clip 206 are positioned at the vertical pivoting angle of described steel track 103；Logical
Cross and control described brake clip 206 and can control described rotating unit 2 with whether contacting of described steel track 103
Rotate；Concrete:
Described main wheel 203 is made up of polyurethane or nylon, the wide 45mm of its diameter 50mm, wheel；
Described side wheel 204 is made up of polyurethane or nylon, the wide 25mm of its diameter 60mm, wheel；
Described return pulley 205 is made up of polyurethane or nylon, the wide 45mm of its diameter 25mm, wheel；
Described brake clip 206 is made up of specialty fibers material.
As shown in Figure 4, in a preferred embodiment, described synchronization telescope unit 3 include hydraulic jack 301,
Ring flange 302 and flange gasket 303, wherein: the rear end of described hydraulic jack 301 is solid with described rotating unit 2
Fixed connection, the front end of described hydraulic jack 301 is made with the described the brim of a hat 4 by ring flange 302 and flange gasket 303
Connect with bolt 304；Concrete:
A diameter of 100mm of described hydraulic jack 301, a length of 600mm；
The external diameter of described ring flange 302 is 220mm, and inside nominal diameter is 100mm, and thickness is 22mm, material
Matter 20#；Described bolt 304 is 4 M18 bolts.
As shown in Figure 4, Figure 5, in another preferred embodiment, the described the brim of a hat 4 is by the brim of a hat steel plate 401 and cap
Eaves is fixed base plate 402 and is formed, wherein: described the brim of a hat steel plate 401 is fixed base plate 402 with the described the brim of a hat and used angle
Weld seam welds together, weld bead height 8mm；Concrete:
Described the brim of a hat steel plate 401 be one piece of thickness be 30mm, width be 300mm, a length of shield circumference
The steel plate of 1/6th, steel plate bending becomes the 60 ° circular arcs consistent with shield cutter 6 external diameter；Described the brim of a hat steel plate
The front end of 401 processes the basil at 45 °, rear end is fixed base plate 402 with the described the brim of a hat and welded；
The described the brim of a hat fixes that the front end of base plate 402 is welded with described the brim of a hat steel plate 401, rear end is by being arranged on
State the bolt hole 403 that the brim of a hat fixes on base plate 402 to be connected, wherein by bolt 304 with described ring flange 301
It is vertical that described the brim of a hat steel plate 401 fixes base plate 402 with the described the brim of a hat.
Operation principle of the present utility model:
When the brim of a hat device 01 is not used by, the brim of a hat device 01 utilizes hydraulic jack 3 to be retracted in shield.Work as shield
Structure need turn time, the brim of a hat device 01 along fixed cell 1 under the drive of rotating unit 2 inside shield
360 ° rotate to optional position.When rotating to ideal position, shift onto by controlling 3 thes brim of a hat 4 of hydraulic jack
Shield machine is external, and the length that the brim of a hat 4 is released determines according to upper-soft lower-hard ground distribution situation.Shield was being tunneled
Cheng Zhong, due to the barrier effect of the brim of a hat 4, the soil body can produce active force to the brim of a hat 4, so that shield both sides push away
The gap of power 7 strengthens, and turns more rapidly (as shown in Figure 7).It is the biggest that the brim of a hat 4 releases length, phase interaction
With the biggest, two side-thrust differences are the biggest, and the radian that shield is turned is the biggest.Therefore when anxious bent in upper-soft lower-hard ground
During line construction, shield needs carrying out continuously to side turning correction, and the brim of a hat device 01 is also in this side
Release, and by the brim of a hat 4 release length number successively regulate turning correction.
This utility model i.e. designs the brim of a hat device from the repacking of Suporting structure, overcomes existing construction method upper soft
In lower hard formation, anxious axis of a curve line traffic control is of low quality, rectify a deviation not in time, the amount of backbreaking is excessive causes surface subsidence big
Etc. shortcoming and defect.Described the brim of a hat device is not merely and can use in the case of tunnel axis is anxious curve,
Deviation is occurred for tunnel axis in shield tunneling process, in the case of need to rectifying a deviation, it is also possible to use.This
The axial line control and axis correction that make shield are become more nimbly and freely by device, add axial line control matter
Amount, decreases the amount of backbreaking that anxious curve correction produces.
Above specific embodiment of the utility model is described.It is to be appreciated that this practicality is new
Type is not limited to above-mentioned particular implementation, and those skilled in the art can be within the scope of the claims
Making various deformation or amendment, this has no effect on flesh and blood of the present utility model.
Claims (10)
1. one kind be applicable to shield the brim of a hat device of anxious curve construction upper-soft lower-hard ground, it is characterised in that
Described device includes at least two set fixed cells, rotating unit, at least three set synchronization telescope unit and thes brim of a hat, its
In: described fixed cell is each attached to the inner side of shield machine housing, and described fixed cell be arranged in parallel and adjacent two
A spacing is had between individual described fixed cell；Described rotating unit is flexibly connected with described fixed cell so that institute
State rotating unit to realize rotating around the axis of shield machine；Described synchronization telescope unit is arranged in parallel and adjacent
Spacing is equal, often overlaps that the rear end of described synchronization telescope unit is all fixing with the front end of described rotating unit to be connected；Often
Overlap that the front end of described synchronization telescope unit is all fixing with the rear end of the described the brim of a hat to be connected.
A kind of anxious curve construction upper-soft lower-hard ground be applicable to shield the most according to claim 1
The brim of a hat device, it is characterised in that described fixed cell includes base-plate, bearing riser and steel track, wherein:
The one side of described base-plate is fixing with the inner side of shield machine housing to be connected；One end of described bearing riser is welded on
On the another side of described base-plate, the other end is fixing with the inner side of described steel track to be connected.
A kind of anxious curve construction upper-soft lower-hard ground be applicable to shield the most according to claim 2
The brim of a hat device, it is characterised in that described base-plate both sides are provided with bolt hole, bolt realizes propping up by bolt hole
Seat bottom plate is connected with the fixing of shield machine housing；Described in polylith, base-plate head and the tail are weldingly connected in the form of a ring, and should
The ring-type center of circle is positioned on the axis of shield machine.
A kind of anxious curve construction upper-soft lower-hard ground be applicable to shield the most according to claim 3
The brim of a hat device, it is characterised in that described in polylith, bearing riser head and the tail are weldingly connected in the form of a ring, and this ring-type circle
The ring-type center of circle that the heart is formed with base-plate described in polylith overlaps.
A kind of anxious curve construction upper-soft lower-hard ground be applicable to shield the most according to claim 3
The brim of a hat device, it is characterised in that the cross section of described steel track is rectangle, steel track head and the tail welding described in polylith
It is connected in the form of a ring, and the ring-type center of circle that this ring-type center of circle is formed with base-plate described in polylith overlaps.
6. according to the one described in any one of claim 2-5 be applicable to shield anxious song upper-soft lower-hard ground
Line construction the brim of a hat device, it is characterised in that described rotating unit include chassis, leading truck, main wheel, side wheel,
Return pulley and brake clip, wherein: described leading truck, described return pulley, described brake clip are installed on described chassis；
Described main wheel and described side wheel are installed on described leading truck, and described main wheel is arranged at the interior of described steel track
Side, described side wheel is arranged at the arranged on left and right sides of described steel track, and described return pulley is arranged at outside described steel track
Side, described brake clip is arranged at the vertical pivoting angle of described steel track.
7. according to the one described in any one of claim 1-5 be applicable to shield anxious song upper-soft lower-hard ground
The brim of a hat device of line construction, it is characterised in that described synchronization telescope unit includes hydraulic jack, ring flange and method
Blue pad, wherein: the rear end of described hydraulic jack is fixing with described rotating unit to be connected, before described hydraulic jack
End is connected with the described the brim of a hat by bolt, and described in arranging at the connecting portion of described hydraulic jack Yu the described the brim of a hat
Ring flange and described flange gasket.
A kind of anxious curve construction upper-soft lower-hard ground be applicable to shield the most according to claim 7
The brim of a hat device, it is characterised in that the described the brim of a hat is fixed base plate by the brim of a hat steel plate and the brim of a hat and formed, wherein: described
The brim of a hat is fixed and is provided with bolt hole on base plate, and bolt is real through the bolt hole on described bolt hole and described ring flange
Now described synchronization telescope unit is fixed with the connection of the described the brim of a hat；Described the brim of a hat steel plate and the described the brim of a hat fix base plate
Weld together, and described the brim of a hat steel plate is fixed base plate vertical welding with the described the brim of a hat and is connected.
A kind of anxious curve construction upper-soft lower-hard ground be applicable to shield the most according to claim 8
The brim of a hat device, it is characterised in that described the brim of a hat steel plate bending becomes the circular arc consistent with shield cutter external diameter；Described
The front end of the brim of a hat steel plate is that a basil, rear end fix with the described the brim of a hat that base plate is fixing to be connected.
A kind of anxious curve construction upper-soft lower-hard ground be applicable to shield the most according to claim 9
The brim of a hat device, it is characterised in that described circular arc is the circular arc of 60 °；The described basil is the basil of 45 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620101652.9U CN205503136U (en) | 2016-02-01 | 2016-02-01 | Brim of a hat device suitable for shield constructs in last soft hard ground layer down anxious curve and is under construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620101652.9U CN205503136U (en) | 2016-02-01 | 2016-02-01 | Brim of a hat device suitable for shield constructs in last soft hard ground layer down anxious curve and is under construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205503136U true CN205503136U (en) | 2016-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620101652.9U Active CN205503136U (en) | 2016-02-01 | 2016-02-01 | Brim of a hat device suitable for shield constructs in last soft hard ground layer down anxious curve and is under construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205503136U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110118086A (en) * | 2019-05-09 | 2019-08-13 | 中铁十六局集团地铁工程有限公司 | A kind of shield machine quick moving device and method |
| CN113266385A (en) * | 2021-07-19 | 2021-08-17 | 北京建工土木工程有限公司 | Large-section rectangular push bench jacking structure with external brim and construction method thereof |
-
2016
- 2016-02-01 CN CN201620101652.9U patent/CN205503136U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110118086A (en) * | 2019-05-09 | 2019-08-13 | 中铁十六局集团地铁工程有限公司 | A kind of shield machine quick moving device and method |
| CN113266385A (en) * | 2021-07-19 | 2021-08-17 | 北京建工土木工程有限公司 | Large-section rectangular push bench jacking structure with external brim and construction method thereof |
| CN113266385B (en) * | 2021-07-19 | 2021-10-26 | 北京建工土木工程有限公司 | Large-section rectangular push bench jacking structure with external brim and construction method thereof |
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