CN110230506A - A kind of lining trolley for side wall construction - Google Patents
A kind of lining trolley for side wall construction Download PDFInfo
- Publication number
- CN110230506A CN110230506A CN201910586866.8A CN201910586866A CN110230506A CN 110230506 A CN110230506 A CN 110230506A CN 201910586866 A CN201910586866 A CN 201910586866A CN 110230506 A CN110230506 A CN 110230506A
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- traversing
- door frame
- frame assembly
- guide post
- assembly
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- 238000010276 construction Methods 0.000 title claims abstract description 21
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 5
- 230000033001 locomotion Effects 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- 230000005484 gravity Effects 0.000 claims description 3
- 239000011178 precast concrete Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000004873 anchoring Methods 0.000 claims description 2
- 239000004567 concrete Substances 0.000 description 6
- 238000009415 formwork Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000013519 translation Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
Classifications
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- 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
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
- E21D11/102—Removable shuttering; Bearing or supporting devices therefor
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- 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
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
- E21D11/105—Transport or application of concrete specially adapted for the lining of tunnels or galleries ; Backfilling the space between main building element and the surrounding rock, e.g. with concrete
Abstract
The present invention provides a kind of lining trolleys for side wall construction.Including walking mechanism, traversing lifting body, door frame assembly and template assembly；Traversing lifting body is arranged in door frame assembly bottom, to realize the transverse shifting and vertical lifting of trolley；The transverse beam bottom of traversing lifting body is arranged in walking mechanism, to realize the generally longitudinally walking of trolley；The side of door frame assembly is arranged in template assembly；The traversing lifting body includes the traversing jacking single-piece of at least two groups, and every group of traversing jacking single-piece includes traversing part and jacking part, and jacking part is arranged in traversing part upper end.Walking mechanism, traversing lifting body in the present invention have carried out structure and function and have integrated, and quantity is few, and structure is simple, compact；Guide post c-shaped opening structure is matched with sliding block, the draw runner in transverse beam, reduces guiding and frictional contact surface, enable guide post horizontal sliding, guiding again can longitudinal front and back limit, guarantee to run smoothly, improve the stationarity of trolley.
Description
Technical field
The present invention relates to technical field of building construction, and in particular to a kind of lining trolley for side wall construction.
Background technique
In all types of open cut tunnels, dark hole tunnel engineering and other construction process, continuous concrete side wall construction is
It is frequently necessary to problems faced.At present for various inside and outside side wall constructions, in such a way that combined steel formwork is more conventional,
There is part to construct using lining trolley.
Combined steel formwork is generally the small template of pin-connected panel and adds easy steel bracket, itself does not have jacking, translation and longitudinal direction
Walking function, every mould use are both needed to the on-site consolidation in the case where lifting equipment assists, are supported and fix by easy steel bracket,
Subsequent cycle use is dismantled and is transported to one by one again after having poured.When being constructed using gang form, dismounting is required to other every time
The largely auxiliary of equipment and more worker participate in, and assembled lengthy and tedious complexity, time-consuming, low efficiency, and use cost is high；And tunnel
Contoured of poor quality, surface piece is more, and spillage, faulting of slab ends are serious；Integral strength poor rigidity is easy to run mould and deformation.
Conventional lining trolley used in part has jacking, translation and longitudinal walking function, but trolley is all made of gate-type
Structure, horizontal span is big, has compressed passage space, and structure is complicated, and overall weight is heavier；Template and door frame pass through screw rod activity
Connection, adjustment trouble, tears that the formwork erection time is long, and rigidity, stability are also poor open.
In conclusion be badly in need of it is a kind of for side wall construction lining trolley to solve problems of the prior art.
Summary of the invention
It is an object of that present invention to provide a kind of lining trolley for side wall construction, with solve existing trolley structure it is complicated,
Stability is poor, is easy the problems such as running mode ship slurry.
To achieve the above object, the present invention provides a kind of lining trolleys for side wall construction, including walking mechanism, cross
Move lifting body, door frame assembly and template assembly；Traversing lifting body is arranged in door frame assembly bottom, to realize the cross of trolley
To mobile and vertical lifting；The transverse beam bottom of traversing lifting body is arranged in walking mechanism, and the entirety to realize trolley is vertical
To walking；The side of door frame assembly is arranged in template assembly；The traversing lifting body includes the traversing jacking single-piece of at least two groups,
Every group of traversing jacking single-piece includes traversing part and jacking part, and jacking part is arranged in traversing part upper end.
Preferably, the traversing part includes guide post, transverse beam, traversing pull rod and traversing extensible member；Guide post runs through door frame
The stringer of assembly, bottom and the transverse beam of guide post match, to realize guide post sliding opposite with transverse beam；It leads on two guide posts edges
The traversing direction of column is connected by traversing pull rod；Traversing extensible member is at least arranged one group, traversing extensible member both ends respectively with it is traversing
Pull rod and transverse beam are fixed, to drive guide post and transverse beam relative motion；
The jacking part includes the guide post and jacking extensible member；The top for jacking extensible member one end and guide post connects,
The other end of jacking extensible member is connect with door frame assembly.
Preferably, the door frame assembly includes door frame stringer, the crossbeam truss for connecting two groups of door frame stringers, lower end connection cross
The attachment beam of the column truss of beam truss and both ends connection column truss.
Preferably, the template assembly be the fixed template being fixedly mounted with door frame assembly or be include upper mold and under
The collapsible form of mould, upper die and lower die are hinged, to adapt to tapered profile adjustment；The lower die and door frame assembly
It is fixedly connected, the upper mold is connect by extensible member with door frame assembly, and extensible member is telescopic oil cylinder.
Preferably, the cross section of the guide post bottom is three face semi-surrounding structures of C-shaped；Transverse beam and guide post contact position
Top surface be provided with sliding block, two sides are provided with draw runner, are preferably provided with two groups of traversing extensible members, and two groups of traversing extensible members are back-to-back
It is installed in series, traversing extensible member and jacking extensible member are telescopic oil cylinder.
Preferably, it is provided at least row's working window on the template assembly, to observe, pan feeding, fiddles with and is vented；Mould
Multiple rows of exhaust outlet is additionally provided on plate assembly, the discharge to gas in concreting process.
Preferably, be additionally provided with counterweight on the door frame assembly, counterweight be arranged in door frame assembly connect with template assembly it is another
Side prevents door frame assembly from toppling over to stablize the center of gravity of door frame assembly；The preferred precast concrete block of the counterweight or water tank.
It is very heavy the invention also includes supporting；The very heavy support includes being arranged in door frame assembly bottom to support door frame total
At door frame it is very heavy and to connect the lateral very heavy of template assembly and door frame assembly.
The present invention includes anchor structure, and the anchor structure includes that at least two anchor poles, anchor pole both ends are total with template respectively
It is connected at steel mesh pre-buried in building body to be poured.
As anchor structure another kind preferred embodiment, the anchor structure includes connecting rod and two groups of anchor poles, two groups of anchor poles
Be parallel to each other and shift to install in the connecting rod two sides of same level, one group of anchor pole one end be embedded in wall or through wall with
The trolley fixation of wall other side forms Counter-pulled bolts, and the other end is bolted with connecting rod；Another group of anchor pole one end
It is bolted with door frame assembly or template assembly, the other end is bolted with connecting rod；Connecting rod is preferably channel steel.
It applies the technical scheme of the present invention, has the advantages that
(1) in the present invention, template assembly and door frame general assembly formula are connected, and overall structure is simple, and stability is good, by force
It is big to spend rigidity；Template assembly is directly connected to door frame assembly, and centre does not have screw rod, and when formwork erection, demoulding does not need dismounting screw rod, behaviour
Facilitate；The positioning of template assembly, de- formwork erection and cross section regulation, can be directly by the integral jacking of door frame, traversing and longitudinal
Movement is simple and quick to realize, greatly improves work efficiency.
(2) in the present invention, walking mechanism, traversing lifting body have carried out structure and function and have integrated, and quantity is few, structure letter
It is single, compact；Guide post c-shaped opening structure is matched with sliding block, the draw runner in transverse beam, reduces guiding and frictional contact surface, guide post C-shaped
Open architecture design, enable guide post horizontal sliding, guiding again can longitudinal front and back limit, guarantee to run smoothly, transverse beam and row
It walks mechanism not tumble, improves the stationarity of trolley.
(3) in the present invention, door frame assembly generally cantilever structure, structure is simple, compact, and transverse width is small, occupies and produces
Ground is small；Door frame assembly includes the column purlin of door frame stringer, the crossbeam truss for connecting two groups of door frame stringers, lower end connecting cross beam truss
The attachment beam of frame and both ends connection column truss, main body use truss structure, and amount of parts, type are few, processing, installation side
Just, simple and reliable for structure；Template assembly and door frame assembly are unilateral installation, increase counterweight to stablize door frame assembly center, prevent
Topple over, counterweight uses cement block, is easy to get, at low cost.
(4) in the present invention, by the way that multiple groups anchor structure is arranged, prevent from running mould under the action of concrete lateral pressure or inclines
It turns over；Anchor pole is directly reinforced on trolley, reliable and stable；Anchor pole and door frame are not indulged kerve steel directly by setting between two Counter-pulled bolts
Beam connection, reduces the pre-buried Longitudinal precision and requirement of bottom anchor pole, at the same also solve trolley walking it is in place after worn with anchor pole
Enter, connect this difficult problem.
(5) in the present invention, template assembly is equipped with multiple working windows and exhaust outlet, the reasonable cloth of working window and exhaust outlet
It sets, facilitates the pan feeding of concrete, vibrates and be vented, while being also beneficial to observation and pouring situation, greatly improve concrete and pour
Build efficiency and Forming Quality.
Other than objects, features and advantages described above, there are also other objects, features and advantages by the present invention.
Below with reference to figure, the present invention is described in further detail.
Detailed description of the invention
The attached drawing constituted part of this application is used to provide further understanding of the present invention, schematic reality of the invention
It applies example and its explanation is used to explain the present invention, do not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is lining trolley overall structure diagram；
Fig. 2 is the left view of Fig. 1；
Fig. 3 is part A partial enlarged view in Fig. 1；
Fig. 4 is the B direction view in Fig. 3；
Fig. 5 is C portion partial enlarged view in Fig. 2；
Wherein, 1, walking mechanism, 2, traversing lifting body, 2.1, guide post, 2.2, transverse beam, 2.2.1, sliding block, 2.2.2,
Draw runner, 2.3, traversing pull rod, 2.4, traversing extensible member, 2.5, jacking extensible member, 3, door frame assembly, 3.1, door frame stringer, 3.2,
Crossbeam truss, 3.3, column truss, 3.4, attachment beam, 3.5, counterweight, 4, template assembly, 4.1, upper mold, 4.2, lower die, 4.3, work
Make window, 4.4, exhaust outlet, 5, support very heavy, 6, anchor structure, 6.1, anchor pole, 6.2, connecting rod.
Specific embodiment
The embodiment of the present invention is described in detail below in conjunction with attached drawing, but the present invention can be limited according to claim
Fixed and covering multitude of different ways is implemented.
Embodiment 1:
Referring to FIG. 1 to FIG. 5, it is a kind of for side wall construction lining trolley include walking mechanism 1, traversing lifting body 2, door
Frame assembly 3, template assembly 4, support very heavy 5 and anchor structure 6；The setting of traversing lifting body 2 in 3 bottom of door frame assembly, to
Realize the transverse shifting and vertical lifting of trolley；The transverse beam bottom of traversing lifting body 2 is arranged in walking mechanism 1, to reality
The generally longitudinally walking of existing trolley；The side of door frame assembly 3 is arranged in template assembly 4；The support very heavy 5 includes being arranged in door
Frame assembly bottom is to support the door frame of door frame assembly very heavy and to connect the lateral very heavy of template assembly and door frame assembly；Anchor
Fixing structure 6 is to prevent from running mould and tumble.
Traversing lifting body 2 includes two groups of traversing jacking single-pieces, and every group of traversing jacking single-piece includes guide post 2.1, transverse beam
2.2, traversing pull rod 2.3, traversing extensible member 2.4 and jacking extensible member 2.5；Guide post 2.1 runs through the stringer of door frame assembly 3, guide post
2.1 top with jacking extensible member 2.5 connect, bottom and the transverse beam 2.2 of guide post 2.1 match, to realize guide post 2.1 and
Transverse beam 2.2 is opposite to be slided；Two guide posts 2.1 are connected along the glide direction of guide post 2.1 by traversing pull rod 2.3；It is traversing flexible
Part 2.4 is provided with two groups, as shown in figure 3, two groups of traversing extensible members 2.4 are installed in series back-to-back, traversing 2.4 both ends of extensible member point
It is unfixed with traversing pull rod 2.3 and transverse beam 2.2, to drive guide post 2.1 and 2.2 relative motion of transverse beam；Jack extensible member
2.5 vertical installations, both ends are fixedly connected with door frame assembly 3 and guide post 2.1 respectively, realize the function of vertical lifting, traversing flexible
Part 2.4 and jacking extensible member 2.5 are both preferably telescopic oil cylinder.
As shown in Figure 2 and Figure 5, the cross section of 2.1 bottom of guide post is three face semi-surrounding structures of C-shaped；Transverse beam 2.2
The top surface of 2.1 contact position of guide post is provided with sliding block 2.2.1, two sides are provided with draw runner 2.2.2.Guide post c-shaped opening structure
It is matched with sliding block, the draw runner in transverse beam, reduces guiding and frictional contact surface, the design of guide post c-shaped opening structure enables guide post
The longitudinal front and back limit of energy again of horizontal sliding, guiding, guarantees to run smoothly, transverse beam and walking mechanism are not tumbled, and trolley is improved
Stationarity.
As shown in Figure 1, the door frame assembly 3 include door frame stringer 3.1, connect two groups of door frame stringers crossbeam truss 3.2,
The attachment beam 3.4 of the column truss 3.3 of lower end connecting cross beam truss and both ends connection column truss 3.3.Main body uses truss
Structure, amount of parts, type are few, process, is easy for installation, simple and reliable for structure.Since door frame assembly 3 is cantilever structure,
And with template assembly 4 be unilateral installation, so being additionally provided with counterweight 3.5 on door frame assembly 3, counterweight 3.5 is arranged in door frame assembly
The other side connecting with template assembly prevents door frame assembly 3 from toppling over to stablize the center of gravity of door frame assembly 3；The counterweight 3.5
It is preferred that precast concrete block or water tank.
The template assembly 4 be the fixed template being fixedly mounted with door frame assembly or be include upper mold 4.1 and lower die
4.2 collapsible form, upper mold 4.1 and lower die 4.2 are hinged, to adapt to tapered profile adjustment.Cross section regulation arrives
Behind position, upper mold 4.1 and door frame assembly 3 are fixed with laterally very heavy；When needing to adjust, lateral very heavy dismounting is replaced with extensible member
In generation, carries out profile adjustment by the way that extensible member is flexible.Extensible member be preferably lower die 4.2 described in telescopic oil cylinder directly with door frame assembly 3
It is fixedly connected.
Two rows of row's working windows 4.3 are provided in the upper mold 4.1, lower die 4.2 is equipped with row's working window, facilitates concrete
Pan feeding and vibrate, while be also beneficial to observation pour situation；It is additionally provided with two rows of exhaust outlets 4.4 in upper mold 4.1, is convenient for concrete
The discharge of gas in casting process promotes concreting efficiency and Forming Quality.
The walking mechanism of lining trolley of the present invention, traversing lifting body, telescopic oil cylinder of upper mold etc. have hydraulic system company
It connects, realizes mechanization control.
The anchor structure 6 is mainly disposed between trolley and building body to be poured, and the anchor structure 6 of upper mold 4.1 is mainly adopted
With anchor pole 6.1,6.1 both ends of anchor pole are connect with steel mesh pre-buried in upper mold 4.1 and building body to be poured respectively.The anchoring of lower die 4.2
Structure 6 mainly uses connecting rod 6.2 and two groups of anchor poles 6.1, as shown in figure 4, two groups of anchor poles 6.1 are parallel to each other and shift to install same
6.2 two sides of connecting rod of one horizontal plane, one group of 6.1 one end of anchor pole are embedded in wall or through wall and wall other side
Trolley fixation forms Counter-pulled bolts 6.1, and the other end is bolted with connecting rod 6.2；Another group of 6.1 one end of anchor pole and door frame
Assembly 3 or lower die 4.2 are bolted, and the other end is bolted with connecting rod 6.2；Connecting rod 6.2 is preferably channel steel.
Anchor pole 6.1 is not connect kerve steel directly by setting with door frame stringer between two Counter-pulled bolts 6.1, and it is pre-buried to reduce bottom anchor pole 6.1
Longitudinal precision and requirement, while also solve trolley walking it is in place after with the penetrating of anchor pole 6.1, connect this problem of difficulty.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. it is a kind of for side wall construction lining trolley, which is characterized in that including walking mechanism (1), traversing lifting body (2),
Door frame assembly (3) and template assembly (4)；Traversing lifting body (2) is arranged in door frame assembly (3) bottom, to realize trolley
Transverse shifting and vertical lifting；Walking mechanism (1) is arranged in the transverse beam bottom of traversing lifting body (2), to realize trolley
Generally longitudinally walking；Template assembly (4) is arranged in the side of door frame assembly (3)；
The traversing lifting body (2) includes the traversing jacking single-piece of at least two groups, and every group of traversing jacking single-piece includes traversing part
With jacking part, jacking part is arranged in traversing part upper end.
2. a kind of lining trolley for side wall construction according to claim 1, which is characterized in that the traversing part packet
Include guide post (2.1), transverse beam (2.2), traversing pull rod (2.3) and traversing extensible member (2.4)；Guide post (2.1) runs through door frame assembly
(3) stringer, bottom and the transverse beam (2.2) of guide post (2.1) match, to realize guide post (2.1) and transverse beam (2.2) phase
To sliding；Two guide posts (2.1) are connected along the traversing direction of guide post (2.1) by traversing pull rod (2.3)；Traversing extensible member
(2.4) at least it is arranged one group, traversing extensible member (2.4) both ends are fixed with traversing pull rod (2.3) and transverse beam (2.2) respectively, use
To drive guide post (2.1) and transverse beam (2.2) relative motion；
The jacking part includes the guide post (2.1) and jacking extensible member (2.5)；Jack extensible member (2.5) one end and guide post
(2.1) top connection, the other end of jacking extensible member (2.5) are connect with door frame assembly (3).
3. a kind of lining trolley for side wall construction according to claim 2, which is characterized in that the door frame assembly
It (3) include the column purlin of door frame stringer (3.1), the crossbeam truss (3.2) for connecting two groups of door frame stringers, lower end connecting cross beam truss
Frame (3.3) and the attachment beam (3.4) of both ends connection column truss (3.3).
4. a kind of lining trolley for side wall construction according to claim 3, which is characterized in that the template assembly
(4) for the fixed template that is fixedly mounted with door frame assembly (3) or be the movable mold for including upper mold (4.1) and lower die (4.2)
Plate, upper mold (4.1) and lower die (4.2) are hinged, to adapt to tapered profile adjustment；The lower die (4.2) and door
Frame assembly (3) is fixedly connected, and the upper mold (4.1) is connect by extensible member with door frame assembly (3), and extensible member is telescopic oil cylinder.
5. a kind of lining trolley for side wall construction according to claim 4, which is characterized in that the guide post (2.1)
The cross section of bottom is three face semi-surrounding structures of C-shaped；Transverse beam (2.2) and the top surface of guide post (2.1) contact position are provided with
Sliding block (2.2.1), two sides are provided with draw runner (2.2.2), are preferably provided with two groups of traversing extensible members (2.4), and two groups traversing flexible
Part (2.4) is installed in series back-to-back, and traversing extensible member (2.4) and jacking extensible member (2.5) are telescopic oil cylinder.
6. a kind of lining trolley for side wall construction according to claim 5, which is characterized in that the template assembly
(4) it is provided at least row's working window (4.3) on, to observe, pan feeding, fiddles with and is vented；Template assembly is additionally provided on (4)
Multiple rows of exhaust outlet (4.4), the discharge to gas in concreting process.
7. a kind of lining trolley for side wall construction according to claim 6, which is characterized in that the door frame assembly
(3) be additionally provided on counterweight (3.5), counterweight (3.5) setting in the other side that door frame assembly (3) is connect with template assembly (4), to
The center of gravity for stablizing door frame assembly (3), prevents door frame assembly (3) from toppling over；The counterweight (3.5) preferably precast concrete block or water
Case.
8. a kind of lining trolley for side wall construction described in any one according to claim 1~7, which is characterized in that also
Including supporting very heavy (5)；The support very heavy (5) includes being arranged in door frame assembly (3) bottom to support door frame assembly (3)
Door frame is very heavy and to connect the lateral very heavy of template assembly (4) and door frame assembly (3).
9. a kind of lining trolley for side wall construction according to claim 8, which is characterized in that further include anchor structure
(6), the anchor structure includes at least two anchor poles (6.1), and anchor pole (6.1) both ends are respectively with template assembly (4) and wait pour
Pre-buried steel mesh connection in body.
10. a kind of lining trolley for side wall construction according to claim 8, which is characterized in that further include anchoring knot
Structure (6), the anchor structure include connecting rod (6.2) and two groups of anchor poles (6.1), and the dislocation that is parallel to each other of two groups of anchor poles (6.1) is set
It sets in connecting rod (6.2) two sides of same level, one group of anchor pole (6.1) one end is embedded in wall or through wall and wall
The trolley fixation of other side forms Counter-pulled bolts (6.1), and the other end is bolted with connecting rod (6.2)；Another group of anchor
Bar (6.1) one end is bolted with door frame assembly (3) or template assembly (4), and the other end and connecting rod (6.2) pass through bolt
Connection；Connecting rod (6.2) is preferably channel steel.
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| CN201910586866.8A CN110230506A (en) | 2019-07-01 | 2019-07-01 | A kind of lining trolley for side wall construction |
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| CN201910586866.8A CN110230506A (en) | 2019-07-01 | 2019-07-01 | A kind of lining trolley for side wall construction |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110524691A (en) * | 2019-08-13 | 2019-12-03 | 中交第四航务工程局有限公司 | Immersed tube tunnel outboard template system and construction method |
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