CN110043287A - The circumferential slip form construction device and method of wholecircle tunnel concrete liner - Google Patents
The circumferential slip form construction device and method of wholecircle tunnel concrete liner Download PDFInfo
- Publication number
- CN110043287A CN110043287A CN201910372567.4A CN201910372567A CN110043287A CN 110043287 A CN110043287 A CN 110043287A CN 201910372567 A CN201910372567 A CN 201910372567A CN 110043287 A CN110043287 A CN 110043287A
- Authority
- CN
- China
- Prior art keywords
- sliding formwork
- concrete
- sliding
- template
- demoulding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000009751 slip forming Methods 0.000 title claims abstract description 17
- 238000009415 formwork Methods 0.000 claims abstract description 131
- 238000010276 construction Methods 0.000 claims abstract description 27
- 238000009434 installation Methods 0.000 claims abstract description 18
- 230000007547 defect Effects 0.000 claims abstract description 13
- 238000012423 maintenance Methods 0.000 claims abstract description 9
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 24
- 239000010959 steel Substances 0.000 claims description 24
- 238000004519 manufacturing process Methods 0.000 claims description 16
- 230000003028 elevating effect Effects 0.000 claims description 11
- 238000013461 design Methods 0.000 claims description 9
- 230000008030 elimination Effects 0.000 claims description 9
- 238000003379 elimination reaction Methods 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 9
- 238000003860 storage Methods 0.000 claims description 9
- 238000012360 testing method Methods 0.000 claims description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 238000012545 processing Methods 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 238000011161 development Methods 0.000 claims description 6
- 244000144985 peep Species 0.000 claims description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 239000002689 soil Substances 0.000 claims description 6
- 238000005507 spraying Methods 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 6
- 238000005266 casting Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 238000009412 basement excavation Methods 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 230000008439 repair process Effects 0.000 claims description 4
- 230000002950 deficient Effects 0.000 claims description 3
- 239000012634 fragment Substances 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims description 3
- 230000006855 networking Effects 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 230000035939 shock Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 239000007921 spray Substances 0.000 claims description 3
- 238000013519 translation Methods 0.000 claims description 3
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 239000003595 mist Substances 0.000 claims description 2
- 230000007812 deficiency Effects 0.000 description 5
- 239000003921 oil Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000005641 tunneling Effects 0.000 description 3
- 230000015271 coagulation Effects 0.000 description 2
- 238000005345 coagulation Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 238000007514 turning Methods 0.000 description 2
- 230000005526 G1 to G0 transition Effects 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000009416 shuttering Methods 0.000 description 1
Classifications
-
- 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
- E21D11/04—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
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The invention discloses the circumferential slip form construction devices and method of wholecircle tunnel concrete liner, it includes the horse structure for being supported to whole device, and at the both ends of horse structure, installation is for driving it along the walking power device of canal axes direction walking；The sliding formwork circular orbit for sliding formwork annular movement is equipped with by the support support of sliding formwork track on the horse structure, the sliding formwork circular orbit is circular layout along the section of tunnel, and the template system for concrete formation is provided on sliding formwork circular orbit；The sliding power device that its demoulding is slided and realized for driving it along sliding formwork circular orbit is connected on the sliding formwork；The concrete warehousing device for concreting is provided at the top of the horse structure；Position between horse structure and sliding formwork circular orbit is erected with workbench.This constructing device and method structure are simple, and peace tears conveniently moving open, low in cost, quality controllable, can continuously construct and can monitor simultaneously repairing construction mass defect, timely and effective implementation maintenance at any time, and can satisfy current requirement.
Description
Technical field
The present invention relates to the construction method of tunnel concrete liner, in particular to a kind of week of wholecircle tunnel concrete liner
To sleiding form and method.
Background technique
Currently, wholecircle tunnel concrete liner generallys use tunneling boring telescoping steel form, tunnel concrete can be realized
Quick lining cutting.But tunneling boring telescoping steel form concrete lining shortcoming and deficiency more outstanding are in the prior art:
First is that telescoping steel form weight is big, installation, mobile, dismounting is inconvenient, the higher costs such as manufacture, transport, installation, versatility
Difference, it is difficult to reuse.
Second is that the working procedures such as put in storage, close a position, vibrating of concrete can only be completed by feeding inlet, cannot intuitively control
Concrete construction processed and construction quality.
Third is that lining concrete could be demoulded after strong, constructional deficiency, Wu Faji cannot be found in work progress at any time
When be effectively addressed, also concrete can not be implemented to conserve in time.
Four are limited to the structure of telescoping steel form, and needle beam blocks construction channel, is unable to satisfy current requirement, is unfavorable for reality
Existing parallel operations.
Five are limited to the influence of engineering cost, and the length limited of telescoping steel form, tunnel lining speed is also therefore limited, applies
Work speed is difficult to realize compared with quantum jump.
In conclusion providing, a kind of structure is simple, convenient to assemble and disassemble, adaptable, cost is controllable, it is current to meet, can be to tunnel
The wholecircle tunnel concrete liner that hole concrete demoulds in advance and can mending concrete constructional deficiency in time, can also conserve in time
Rapid construction apparatus and method become this field engineers and technicians' urgent problem to be solved.
Summary of the invention
In order to solve the above technical problems, it is an object of the present invention to provide a kind of circumferential sliding formworks of wholecircle tunnel concrete liner to apply
Work device and method effectively solves critical issue and deficiency generally existing in wholecircle tunnel concrete work progress, this construction
Device and method structure is simple, and peace tears conveniently moving open, low in cost, quality controllable, can continuously construct and can monitor and repair at any time
Multiple Construction defect, timely and effective implementation maintenance, and can satisfy current requirement.
In order to realize above-mentioned technical characteristic, the object of the present invention is achieved like this: wholecircle tunnel concrete liner
Circumferential slip form construction device, it includes the horse structure for being supported to whole device, is installed at the both ends of horse structure
For driving it along the walking power device of canal axes direction walking；Pass through sliding formwork track support branch on the horse structure
Support is equipped with sliding formwork circular orbit for sliding formwork annular movement, the sliding formwork circular orbit along tunnel section annular cloth
It sets, and is provided with the template system for concrete formation on sliding formwork circular orbit；It is connected on the sliding formwork for driving
It slides along sliding formwork circular orbit and realizes the sliding power device of its demoulding；It is provided with and is used at the top of the horse structure
The concrete warehousing device of concreting；Position between horse structure and sliding formwork circular orbit is erected with workbench.
The horse structure is welded into truss-like using fashioned iron, and position is equipped with channel therebetween；The horse structure
It is inscribed in sliding formwork circular orbit, the length of the horse structure is greater than the length of sliding formwork；Distinguish in the rear and front end of horse structure
It is symmetrically arranged with hydraulic fixed support.
The template system includes two pieces of sliding formworks being symmetrically slidably mounted on sliding formwork circular orbit, the sliding formwork circular rails
It is provided with the template that binds at the top of road, processes multiple feed openings, gas vent, peep hole and plugging hole in the template that binds；Institute
Stating sliding formwork includes the panel for being bent camber, and the panel is process using the steel plate of 6-9 millimeters thick, and the inner sidewall of panel is logical
It crosses reinforcing rib and is welded with truss enclosure；The welding enclosure cuts assembly using angle steel and steel plate materials and is welded.
Locking plug template is provided between sliding formwork circular orbit and tunnel excavation sideline described in casting process；It is described to bind
Demoulding hydraulic cylinder is provided between template and the top of horse structure.
The sliding power device includes the hydraulic cylinder for being supported and demoulding to template, for driving template sliding
Dynamic elevating lever and jack, the end of the elevating lever are connected with haulage cable, the other end of the haulage cable
It is fixedly linked across the directive wheel being arranged at the top of sliding formwork circular orbit, and with sliding formwork；The sliding formwork circular orbit is at interval of 3-4
One Pin of rice arrangement；The hydraulic cylinder, elevating lever and jack all use hydraulic power to drive, and all pass through oil pipe, control respectively
Valve is connected with hydraulic power unit.
The concrete warehousing device includes the aggregate bin being arranged at the top of horse structure, the bottom setting of the aggregate bin
Have multiple material-dividing grooves, the material-dividing groove is connected by movable joint chute with the storehouse that pours of sliding formwork, and to two sides sliding formwork uniform distributing,
It is layered casting concrete of closing a position.
The workbench includes the stationary work-table being arranged on horse structure and the foldable workbench that can fold；
The foldable workbench is used as frame using steel pipe, and with reinforcement welding networking chip architecture, fragment is manufactured, and with the hinged phase of sliding formwork
Even；It further include the bracket panel for being used to carry out concrete, built-in fitting after demoulding defect elimination and processing for being suspended in sliding formwork bottom；Edge
The length direction of sliding formwork be disposed with sprinkling water and spraying fog development.
The walking power device includes being laid on the rear track poured in section, by rolling cooperation on the rear track
There is a rear rail wheel group, one end of the rear rail wheel group and horse structure is fixedly linked, and the other end of the horse structure is fixed
Front rail wheel group is installed, before the front rail wheel group is supported on track, the preceding track is supported on wait pour in section, described
Rear rail wheel group and front rail wheel group are all connected with rail wheel drum hydraulic tractor, and respectively drive it and move along track.
Track and preceding track all use standard rail arrow gauge double track merogenesis to manufacture after described, and the rear rail wheel group is with before
Rail wheel group all uses steel to cast, and matches with walking track, two-wheel bilateral is taken to arrange.
The method of the progress wholecircle tunnel concrete liner construction of circumferential direction slip form construction device described in any one, including with
Lower step:
Step 1, bind template, sliding formwork and plug mould the production of template system: are manufactured according to design requirement merogenesis in manufacturing shop
Plate, and pre-assembled carry out no load test, merogenesis is numbered after acceptance(check)；
Step 2, the production and installation of horse structure and sliding formwork circular orbit: rack has been manufactured according to design requirement in manufacturing shop
Structure, and installation is fixed in tunnel；
Step 3, the installation of template system: after being installed to horse structure and sliding formwork circular orbit, in sliding formwork circular orbit
Upper installation sliding formwork；
Step 4, concrete warehousing device is arranged: aggregate bin, material-dividing groove and movable joint chute is installed on horse structure, and suitable
Location arrangements concrete pump is set up in concrete pump pipe to aggregate bin；
Step 5, concrete pouring construction: concrete is transported using tank car, is transported to collection by concrete pump later in place
Hopper is symmetrically put in storage, uniform point storehouse using material-dividing groove, movable joint chute, and is uniformly vibrated using the layering of flexible axle shock club；Strictly hold
Row sequence puts in storage, is layered the principle closing a position, uniformly vibrate, synchronizing sliding, timely defect elimination, periodically conserve；It, will when the section that binds is constructed
Concrete pump pipe is connected directly between on plugging hole, is gradually completing closure operation, and pass through gas vent, peep hole and locking plug template
Observation blocks situation in time, realizes effectively vibration to closure site concrete using the form vibrator to bind in template is mounted on
It smashes, it is ensured that bind quality；
Step 6, sliding formwork slides: sliding formwork sliding is divided into bottom arch section, Bian Gongduan, crown section three parts, and bottom arch section is than more gentle, sliding
Speed can be slightly fast, sliding formwork it is first it is sliding slowly to carry out, and in the process, to hydraulic system, template system and phase
Facility is closed, in load conditions, comprehensive system inspection is found the problem, and is handled, can normally be slided in time after all going well
It rises；
Both sides arch section can slow down gradually with its sliding speed of sliding formwork, especially sliding to enter after waist and after crown section, speed
Degree answers strict control, should keep working continuously as far as possible, must observe demoulding concrete surface quality by special messenger, suitable sliding to determine
Time and sliding speed are risen, can adjust the concrete initial set time when necessary；According to concrete property, feeding speed, environment temperature,
The compbined tests such as demoulding strength determine sliding speed, normal day sliding 5-10m or so；
Concrete should be done before concreting and consolidates body setting test, should control it solid body setting time 4~6 hours, and demoulding mixes
Solidifying soil face should be without trickling and drawing crack phenomenon, and hand can use trowel troweling by having hard feeling and can extrude the finger mark of 0.9 ~ 1mm；If
Demoulding concrete face is smooth, can not do troweling processing, if demoulding concrete face is defective, should carry out immediately concrete surface and repair
It mends, generally flattens troweling in concrete surface magma with trowel；
Step 7, concrete defect elimination conserves: bubble is not easy to be discharged when the arch concreting of bottom, is adsorbed in template surface, after demoulding easily
Pitted skin is formed, carries out magma reparation using maintenance platform after demoulding, it is desirable that light, even, smooth, the concrete watering spray after demoulding
Mist maintenance, by the sprinkling water and spraying fog development on bracket panel, conserves demoulding concrete face in time；
Step 8, die body decentralization, translation: when sliding formwork slide into bind template position block complete and after having demoulding strength by force, open
Dynamic demoulding hydraulic cylinder, is detached from template and concrete；Thereafter using console control jack that sliding formwork is slowly annular along sliding formwork
Track is transferred to the moving track of tunnel bottom plate, and the hydraulic fixed support of loose ends recycles rail wheel drum hydraulic tractor will
Die body is drawn to next bin level, so round-trip in proper order, gradually completes tunnel concrete liner construction.
The method have the advantages that:
1, the present invention uses track travel mode, and installation, removal position are more flexible；By using rail wheel drum hydraulic tractor
Drawing, movement are steady and very convenient.Every circulation construction finishes, and next bin level can be moved within the faster time；Using complete
Hydraulic centralized control, constructing operation is convenient, can fast implement the working procedures such as the movement, in place, fixed, construction, demoulding of device.
2, concrete construction process is intuitively controllable, and the constructions such as put in storage, close a position, vibrating of concrete are suitable for reading certain in template
Carry out in range, it is easy to operate, easily controllable, can fully ensure that uniformly put in storage, be layered close a position, it is closely knit vibrate, be conducive to coagulation
Native inherent quality.
3, demoulding meets concrete strength and pours rule, and concrete demoulding strength control is in 0.1~0.3MPa, still in first
During solidifying, personnel can check concrete pouring quality in time after demoulding, to surface defect and it is pre-buried can be handled in time, both may be used
Guarantee surface quality, in turn ensures surface aesthetic；Sprinkling maintenance in time, continuously, uniformly carries out on bracket panel, is also beneficial to mix
Solidifying soil intensity guarantees.
4, sliding formwork movement and horse structure common rail, construction precision is high, and reinforcing bar binding quality is secure, and speed of application can
It effectively improves.
5, horse structure is designed as hollow structure, there is biggish construction operation space, meanwhile, it can arrange that construction is logical at middle part
Road facilitates personnel, construction material, Work tool to pass through；Be conducive to the parallel operations of other process.
6, sliding formwork number merogenesis manufactures, and structure length is adjustable, is suitable for the requirement of tunnel turning；Lighter in weight, it is mobile
It is convenient；2 pieces of sliding formworks and total circumferential only 5 meters or so of the arc length of 1 piece of template that binds simultaneously, weight is substantially compared to tunneling boring telescoping steel form
Mitigate, manufacture installation cost is greatly reduced, especially advantageously to major diameter tunnel.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is vertical section schematic diagram of the invention.
Fig. 2 is the first sectional schematic diagram of the invention.
Fig. 3 is the second sectional schematic diagram of the invention.
In figure: having poured section 1, rear track 2, rear rail wheel group 3, sliding formwork track support 4, horse structure 5, demoulding hydraulic cylinder
6, tunnel excavation sideline 7, movable joint chute 8, material-dividing groove 9, the template that binds 10, plugging hole 11, sliding formwork circular orbit 12, just pour section
13, sliding formwork 14, locking plug template 15, front rail wheel group 16, preceding track 17, rail wheel drum hydraulic tractor 18, lining cutting profile 19, hydraulic
Fixed support 20, directive wheel 21, haulage cable 22, jack 23, elevating lever 24, fixed workbench 25, aggregate bin 26, folding
Folded workbench 27, section to be poured 28.
Sliding formwork initial position A, sliding formwork glide direction B, sliding formwork final position C.
Specific embodiment
Embodiments of the present invention are described further with reference to the accompanying drawing.
Embodiment 1:
Fig. 1-3 is please referred to, the circumferential slip form construction device of wholecircle tunnel concrete liner, it includes for carrying out to whole device
The horse structure 5 of support, at the both ends of horse structure 5, installation is for driving it along the walking power of canal axes direction walking
Device；The sliding formwork circular rails for 14 annular movement of sliding formwork are equipped with by 4 support of sliding formwork track support on the horse structure 5
Road 12, the sliding formwork circular orbit 12 is circular layout along the section of tunnel, and is provided with and is used on sliding formwork circular orbit 12
The template system of concrete formation；It is connected on the sliding formwork 14 for driving it along the sliding of sliding formwork circular orbit 12 and realizing
Its sliding power device demoulded；The top of the horse structure 5 is provided with the concrete warehousing device for concreting；
Position between horse structure 5 and sliding formwork circular orbit 12 is erected with workbench.By above-mentioned constructing device, effectively solve
Generally existing critical issue and deficiency in wholecircle tunnel concrete work progress, structure is simple, peace tears conveniently moving open, at
This is cheap, quality controllable, can continuously construct and can monitor at any time and repairing construction mass defect, timely and effective implementations conserve and
It can satisfy current requirement.
Further, the horse structure 5 is welded into truss-like using fashioned iron, and position is equipped with channel therebetween；Institute
It states horse structure 5 and is inscribed in sliding formwork circular orbit 12, the length of the horse structure 5 is greater than the length of sliding formwork 14；In rack knot
The rear and front end of structure 5 has been symmetrically arranged hydraulic fixed support 20.Wherein horse structure 5 is the support frame of total,
It is also the supporting frame of sliding formwork circular orbit 12, is also used as service aisle.According to the difference of tunnel section, under normal circumstances
It is welded into truss-like with fashioned iron, middle part can be laid to channel, current with convenient material and personnel.Its sectional dimension need to comprehensively consider
The factors such as sliding formwork requirement, walking passageway, material-distributing system, sliding system, walking manner；Under normal circumstances, according to sliding formwork circular rails
The inscribed square in road considers its sectional dimension.Its length mainly considers its walking manner, strength of lining, design parting, reinforcing bar
Installation etc. requires；It is slightly larger than template length under normal circumstances, both ends consider certain running gear position.In order to guarantee to slide
Stable structure in mould work progress, 4 hydraulic fixed supports 20 are respectively set in end before and after rack.
Further, the template system includes two pieces of sliding formworks 14 being symmetrically slidably mounted on sliding formwork circular orbit 12,
The top of the sliding formwork circular orbit 12 is provided with the template 10 that binds, and processes multiple feed openings, exhaust in the template 10 that binds
Hole, peep hole and plugging hole 11；The sliding formwork 14 includes the panel of bending camber, and the panel uses the steel of 6-9 millimeters thick
Plate is process, and the inner sidewall of panel is welded with truss enclosure by reinforcing rib；The welding enclosure uses angle steel and steel
Plate material cuts assembly and is welded.Preferably, form surfacing is processed into design radian using the steel plate of 6-9 millimeters thick, welds
Onto truss enclosure, a rigid die body is formed by ribs and panel.Truss enclosure is cut using the processing such as angle steel, steel plate
Size 1-1.2 meters of face, 1.2-1.5 meters of template width, the fixed template that binds in top can suitably widen.Template length is considered as a whole
The factors such as tunnel design parting, reinforcing bar length, construction speed, are generally advisable with 10-20 meters or so.In order to pacify tear open, convenient transportation,
And different turnings is adapted to, it can manufacture by certain modulus merogenesis, be bolted between section.
Further, plug is provided between sliding formwork circular orbit 12 and tunnel excavation sideline 7 described in casting process
Template 15；Described bind is provided with demoulding hydraulic cylinder 6 between template 10 and the top of horse structure 5.Wherein, for the need of demoulding
It wants, there are certain contraction leeway between template and circular orbit, general to realize demoulding with demoulding hydraulic cylinder 6 or lead screw.
Further, the sliding power device includes the hydraulic cylinder for being supported and demoulding to template, is used for
The elevating lever 24 and jack 23 of template sliding are driven, the end of the elevating lever 24 is connected with haulage cable 22, described
The other end of haulage cable 22 passes through the directive wheel 21 that the top of sliding formwork circular orbit 12 is arranged in, and with 14 stationary phase of sliding formwork
Even；The sliding formwork circular orbit 12 is at interval of 3-4 meters of one Pin of arrangement；The hydraulic cylinder, elevating lever 24 and jack 23 are all adopted
It is driven with hydraulic power, is all connected respectively by oil pipe, control valve with hydraulic power unit.Its quantity of sliding formwork circular orbit 12 Xu
Comprehensively consider its intensity of template and rigidity, sliding formwork frictional resistance, template weight, service load, dynamic loading, uneven load etc. because
Element is planned as a whole to arrange with platform system under normal circumstances.Sliding power device is mainly drawn die body and is circumferentially slided along circular orbit.
Wherein hydraulic cylinder is mainly used for shuttering supporting and demoulding, and jack is matched with elevating lever, and quantity, tonnage are according to template
Length, structural shape etc. determine.Integrated console is special equipment, is the command centre of system, passes through oil pipe, control valve etc.
Power is provided for jack, is mounted on horse structure 5, is connect with hydraulic oil pipe with each oil cylinder, jack, it is automatic using computer
Being movably walking, supporting the functions such as fixed, lifting demoulding for die body is realized in control.
Further, the concrete warehousing device includes the aggregate bin 26 that 5 top of horse structure is arranged in, described to gather materials
The bottom of bucket 26 is provided with multiple material-dividing grooves 9, and the material-dividing groove 9 is connected by movable joint chute 8 with the storehouse that pours of sliding formwork 14, and
To two sides sliding formwork uniform distributing, it is layered casting concrete of closing a position.Concrete is directly sent in aggregate bin by concrete pump, by dividing
Hopper, movable joint chute to two sides sleiding form uniform distributing, layering close a position, template it is suitable for reading with poker vibrator to concrete
Implementation is effectively vibrated.When sleiding form and bind form for seal after, concrete pump pipe is connected directly between on plugging hole, it is gradually complete
At closure operation；It is effectively vibrated using the form vibrator to bind in template is mounted on to the realization of closure site concrete.
Further, the workbench includes the stationary work-table 25 being arranged on horse structure 5 and can fold
Foldable workbench 27；The foldable workbench 27 uses steel pipe as frame, with reinforcement welding networking chip architecture, fragment system
It makes, and is hinged and connected with sliding formwork 14；Further include be suspended in 14 bottom of sliding formwork for being carried out to concrete after demoulding, built-in fitting
Defect elimination and the bracket panel of processing；Sprinkling water and spraying fog development is disposed with along the length direction of sliding formwork 14.Wherein workbench is sliding formwork
The groundwork place of construction.In view of sliding formwork circumferential movement, workbench is using collapsible.It is also contemplated that utilizing rack cloth
Set multiple folded fixed workbench.
Further, the walking power device includes being laid on the rear track 2 poured in section 1, on the rear track 2
It is combined with rear rail wheel group 3 by rolling, the rear rail wheel group 3 and one end of horse structure 5 are fixedly linked, the rack knot
The other end of structure 5 is fixedly installed with front rail wheel group 16, before the front rail wheel group 16 is supported on track 17, the preceding track
17 are supported in section 28 to be poured, and the rear rail wheel group 3 and front rail wheel group 16 are all connected with rail wheel drum hydraulic tractor 18,
And it respectively drives it and is moved along track.Track 2 and preceding track 17 all use standard rail arrow gauge double track merogenesis system after described
It makes, the rear rail wheel group 3 and front rail wheel group 16 are all cast using steel, are matched with walking track, take two-wheel double
Side arrangement.Before rail wheel drum hydraulic tractor 18 is fixed on track, it is connected with big stroke hydraulic oil cylinder with rack, rail wheel is hydraulic to be led
Draw machine 18 to be controlled by concentration hydraulic control panel, driving Rail climbing device oil cylinder completes the movement of trolley in proper order.
Embodiment 2:
The method of the progress wholecircle tunnel concrete liner construction of circumferential direction slip form construction device described in any one, including following step
It is rapid:
Step 1, the production of template system: the template 10 that binds, sliding formwork 14 are manufactured according to design requirement merogenesis in manufacturing shop and is blocked up
Head template 15, and pre-assembled carry out no load test, merogenesis is numbered after acceptance(check)；
Step 2, it the production and installation of horse structure 5 and sliding formwork circular orbit 12: is manufactured in manufacturing shop according to design requirement
Horse structure 5, and installation is fixed in tunnel；
Step 3, the installation of template system: after being installed to horse structure 5 and sliding formwork circular orbit 12, in sliding formwork circular rails
Sliding formwork 14 is installed on road 12；
Step 4, concrete warehousing device is arranged: aggregate bin 26, material-dividing groove 9 and movable joint chute 8 are installed on horse structure 5, and
Concrete pump is arranged in suitable position, is set up in concrete pump pipe to aggregate bin 26；
Step 5, concrete pouring construction: concrete is transported using tank car, is transported to later by concrete pump in place
Aggregate bin 26 is symmetrically put in storage, uniform point storehouse using material-dividing groove 9, movable joint chute 8, and is uniformly vibrated using the layering of flexible axle shock club；
Strict implement sequence puts in storage, is layered the principle closing a position, uniformly vibrate, synchronizing sliding, timely defect elimination, periodically conserve；The section that binds is applied
Concrete pump pipe is connected directly between on plugging hole 11 by working hour, is gradually completing closure operation, and by gas vent, peep hole with
And locking plug template is observed block situation in time, using being mounted on the form vibrator to bind in template 10 to closure site coagulation
Soil, which is realized, effectively to vibrate, it is ensured that bind quality；
Step 6, sliding formwork 14 slide: sliding formwork 14 sliding is divided into bottom arch section, Bian Gongduan, crown section three parts, bottom encircle section than more gentle,
Sliding speed can be slightly fast, sliding formwork it is first it is sliding slowly to carry out, and in the process, to hydraulic system, template system with
And related facility, in load conditions, comprehensive system inspection is found the problem, and is handled, can be carried out just in time after all going well
It is often sliding；
Both sides arch section can slow down gradually with its sliding speed of sliding formwork, especially sliding to enter after waist and after crown section, speed
Degree answers strict control, should keep working continuously as far as possible, must observe demoulding concrete surface quality by special messenger, suitable sliding to determine
Time and sliding speed are risen, can adjust the concrete initial set time when necessary；According to concrete property, feeding speed, environment temperature,
The compbined tests such as demoulding strength determine sliding speed, normal day sliding 5-10m or so；
Concrete should be done before concreting and consolidates body setting test, should control it solid body setting time 4~6 hours, and demoulding mixes
Solidifying soil face should be without trickling and drawing crack phenomenon, and hand can use trowel troweling by having hard feeling and can extrude the finger mark of 0.9 ~ 1mm；If
Demoulding concrete face is smooth, can not do troweling processing, if demoulding concrete face is defective, should carry out immediately concrete surface and repair
It mends, is generally flattened in concrete surface with magma with trowel；
Simultaneously in order to which sliding formwork can be gone on smoothly, concrete supply is continuous, and the requirement of concrete initial set time will choose additional
Agent, wherein the concrete initial set time climate temperature etc. can be adjusted in time depending on the site environment.
Step 7, concrete defect elimination conserves: bubble is not easy to be discharged when the arch concreting of bottom, is adsorbed in template surface, demoulds
Pitted skin is easily formed afterwards, utilizes maintenance platform progress magma reparation after demoulding, it is desirable that light, even, smooth, the concrete after demoulding is spilt
Water spray maintenance, by the sprinkling water and spraying fog development on bracket panel, conserves demoulding concrete face in time；
Step 8, die body decentralization, translation: when sliding formwork 14 slide into bind template position block complete and after having demoulding strength by force,
Starting demoulding hydraulic cylinder, is detached from template and concrete；Thereafter jack is controlled by sliding formwork slowly along sliding formwork ring using console
In the decentralization to the moving track of tunnel bottom plate of shape track 12, the hydraulic fixed support of loose ends recycles rail wheel hydraulic haulage
Die body is drawn to next bin level by machine 18, so round-trip in proper order, gradually completes tunnel concrete liner construction.
Claims (10)
1. the circumferential slip form construction device of wholecircle tunnel concrete liner, it is characterised in that: it include for whole device into
The horse structure (5) of row support, at the both ends of horse structure (5), installation is for driving it along the row of canal axes direction walking
Walking power device；It is equipped with by sliding formwork track support (4) support for sliding formwork (14) annular movement on the horse structure (5)
Sliding formwork circular orbit (12), the sliding formwork circular orbit (12) is circular layout along the section of tunnel, and in sliding formwork circular rails
The template system for concrete formation is provided on road (12)；It is connected on the sliding formwork (14) for driving it along sliding formwork
Circular orbit (12) slides and realizes the sliding power device of its demoulding；It is provided at the top of the horse structure (5) for mixing
The concrete warehousing device that solidifying soil pours；Position between horse structure (5) and sliding formwork circular orbit (12) is erected with work
Platform.
2. the circumferential slip form construction device of wholecircle tunnel concrete liner according to claim 1, it is characterised in that: described
Horse structure (5) is welded into truss-like using fashioned iron, and position is equipped with channel therebetween；The horse structure (5) is inscribed in
Sliding formwork circular orbit (12), the length of the horse structure (5) are greater than the length of sliding formwork (14)；Before and after horse structure (5)
Both ends have been symmetrically arranged hydraulic fixed support (20).
3. the circumferential slip form construction device of wholecircle tunnel concrete liner according to claim 1, it is characterised in that: described
Template system includes two pieces of sliding formworks (14) being symmetrically slidably mounted on sliding formwork circular orbit (12), the sliding formwork circular orbit
(12) be provided at the top of the template that binds (10), processed on the template that binds (10) multiple feed openings, gas vent, peep hole and
Plugging hole (11)；The sliding formwork (14) include be bent camber panel, the panel using 6-9 millimeters thick steel plate processing and
At the inner sidewall of panel is welded with truss enclosure by reinforcing rib；The welding enclosure is cut out using angle steel and steel plate materials
Assembly is cut to be welded.
4. the circumferential slip form construction device of wholecircle tunnel concrete liner according to claim 3, it is characterised in that: pouring
Locking plug template (15) are provided between the sliding formwork circular orbit (12) and tunnel excavation sideline (7) during building；It is described to bind
Demoulding hydraulic cylinder (6) is provided between template (10) and the top of horse structure (5).
5. the circumferential slip form construction device of wholecircle tunnel concrete liner according to claim 1, it is characterised in that: described
Sliding power device includes the hydraulic cylinder for being supported and demoulding to template, the elevating lever for driving template to slide
(24) and jack (23), the end of the elevating lever (24) are connected with haulage cable (22), the haulage cable
(22) the other end passes through the directive wheel (21) being arranged at the top of sliding formwork circular orbit (12), and is fixedly linked with sliding formwork (14)；
The sliding formwork circular orbit (12) is at interval of 3-4 meters of one Pin of arrangement；The hydraulic cylinder, elevating lever (24) and jack (23) are all
It is driven using hydraulic power, is all connected respectively by oil pipe, control valve with hydraulic power unit.
6. the circumferential slip form construction device of wholecircle tunnel concrete liner according to claim 1, it is characterised in that: described
Concrete warehousing device includes the aggregate bin (26) being arranged at the top of horse structure (5), the bottom setting of the aggregate bin (26)
Have multiple material-dividing grooves (9), the material-dividing groove (9) is connected by movable joint chute (8) with the storehouse that pours of sliding formwork (14), and to two sides
Sliding formwork uniform distributing is layered casting concrete of closing a position.
7. the circumferential slip form construction device of wholecircle tunnel concrete liner according to claim 1, it is characterised in that: described
Workbench includes the stationary work-table (25) being arranged on horse structure (5) and the foldable workbench (27) that can be folded；
The foldable workbench (27) is used as frame using steel pipe, and with reinforcement welding networking chip architecture, fragment is manufactured, and with sliding formwork (14)
It is hinged and connected；Further include be suspended in sliding formwork (14) bottom for carrying out defect elimination and processing to concrete after demoulding, built-in fitting
Bracket panel；Sprinkling water and spraying fog development is disposed with along the length direction of sliding formwork (14).
8. the circumferential slip form construction device of wholecircle tunnel concrete liner according to claim 1, it is characterised in that: described
Walking power device includes being laid on the rear track (2) poured on section (1), is combined on the rear track (2) by rolling
Rear rail wheel group (3), the rear rail wheel group (3) and one end of horse structure (5) are fixedly linked, the horse structure (5)
The other end is fixedly installed with front rail wheel group (16), and the front rail wheel group (16) is supported on preceding track (17), the front rail
Road (17) is supported on section to be poured (28), the rear rail wheel group (3) and front rail wheel group (16) all with rail wheel is hydraulic leads
Draw machine (18) to be connected, and respectively drives it and moved along track.
9. the circumferential slip form construction device of wholecircle tunnel concrete liner according to claim 8, it is characterised in that: described
Track (2) and preceding track (17) are all manufactured using standard rail arrow gauge double track merogenesis afterwards, the rear rail wheel group (3) and front rail
Road wheel group (16) is all cast using steel, matches with walking track, two-wheel bilateral is taken to arrange.
10. the carry out wholecircle tunnel concrete liner using circumferential direction slip form construction device described in claim 1-9 any one is applied
The method of work, it is characterised in that the following steps are included:
Step 1, bind template (10), sliding formwork (14) production of template system: are manufactured according to design requirement merogenesis in manufacturing shop
With locking plug template (15), and pre-assembled carry out no load test, merogenesis is numbered after acceptance(check)；
Step 2, the production and installation of horse structure (5) and sliding formwork circular orbit (12): in manufacturing shop according to design requirement system
Horse structure (5) have been made, and installation is fixed in tunnel；
Step 3, the installation of template system: after being installed to horse structure (5) and sliding formwork circular orbit (12), in sliding formwork ring
Sliding formwork (14) are installed on shape track (12)；
Step 4, concrete warehousing device is arranged: being installed aggregate bin (26), material-dividing groove (9) and movable joint on horse structure (5) and is slipped
Cylinder (8), and concrete pump is arranged in suitable position, it sets up in concrete pump pipe to aggregate bin (26)；
Step 5, concrete pouring construction: concrete is transported using tank car, is transported to later by concrete pump in place
Aggregate bin (26) is symmetrically put in storage, uniform point storehouse using material-dividing groove (9), movable joint chute (8), and is layered using flexible axle shock club equal
It is even to vibrate；Strict implement sequence puts in storage, is layered the principle closing a position, uniformly vibrate, synchronizing sliding, timely defect elimination, periodically conserve；Envelope
When pushing up section construction, concrete pump pipe is connected directly between on plugging hole (11), is gradually completing closure operation, and by gas vent,
Peep hole and locking plug template are observed in time blocks situation, using the form vibrator being mounted on the template that binds (10) to envelope
Stifled position concrete realization is effectively vibrated, it is ensured that bind quality；
Step 6, sliding formwork (14) slides: sliding formwork (14) sliding is divided into bottom arch section, Bian Gongduan, crown section three parts, and bottom arch section compares
Gently, sliding speed can be slightly fast, sliding formwork it is first it is sliding slowly to carry out, and in the process, to hydraulic system, template system
System and related facility, in load conditions, comprehensive system inspection is found the problem, and is handled in time, can be into after all going well
Row is normal sliding；
Both sides arch section can slow down gradually with its sliding speed of sliding formwork, especially sliding to enter after waist and after crown section, speed
Degree answers strict control, should keep working continuously as far as possible, must observe demoulding concrete surface quality by special messenger, suitable sliding to determine
Time and sliding speed are risen, can adjust the concrete initial set time when necessary；According to concrete property, feeding speed, environment temperature,
The compbined tests such as demoulding strength determine sliding speed, normal day sliding 5-10m or so；
Concrete should be done before concreting and consolidates body setting test, should control it solid body setting time 4~6 hours, and demoulding mixes
Solidifying soil face should be without trickling and drawing crack phenomenon, and hand can use trowel troweling by having hard feeling and can extrude the finger mark of 0.9 ~ 1mm；If
Demoulding concrete face is smooth, can not do troweling processing, if demoulding concrete face is defective, should carry out immediately concrete surface and repair
It mends, is generally flattened in concrete surface with magma with trowel；
Step 7, concrete defect elimination conserves: bubble is not easy to be discharged when the arch concreting of bottom, is adsorbed in template surface, after demoulding easily
Pitted skin is formed, carries out magma reparation using maintenance platform after demoulding, it is desirable that light, even, smooth, the concrete watering spray after demoulding
Mist maintenance, by the sprinkling water and spraying fog development on bracket panel, conserves demoulding concrete face in time；
Step 8, die body decentralization, translation: completion is blocked and to have demoulding strength by force when sliding formwork (14) slides into the template position that binds
Afterwards, starting demoulding hydraulic cylinder is detached from template and concrete；Thereafter jack is controlled by sliding formwork slowly along sliding formwork using console
In circular orbit (12) decentralization to the moving track of tunnel bottom plate, the hydraulic fixed support of loose ends recycles rail wheel hydraulic
Die body is drawn to next bin level by dragger (18), so round-trip in proper order, gradually completes tunnel concrete liner construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910372567.4A CN110043287A (en) | 2019-05-06 | 2019-05-06 | The circumferential slip form construction device and method of wholecircle tunnel concrete liner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910372567.4A CN110043287A (en) | 2019-05-06 | 2019-05-06 | The circumferential slip form construction device and method of wholecircle tunnel concrete liner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110043287A true CN110043287A (en) | 2019-07-23 |
Family
ID=67281028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910372567.4A Pending CN110043287A (en) | 2019-05-06 | 2019-05-06 | The circumferential slip form construction device and method of wholecircle tunnel concrete liner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110043287A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113073999A (en) * | 2021-04-13 | 2021-07-06 | 中国水利水电第十四工程局有限公司 | Slip form trolley and method for annular concrete pouring of open cut |
| CN114320364A (en) * | 2021-12-21 | 2022-04-12 | 洛阳中铁强力机械有限公司 | Tunnel spouts anchor auxiliary trolley |
| WO2023173797A1 (en) * | 2022-03-16 | 2023-09-21 | 中国水利电力对外有限公司 | Sliding-form construction system and method for spraying concrete in tbm tunnel |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2270807Y (en) * | 1996-08-16 | 1997-12-17 | 北京市第二水利工程处 | Advancing tunnel sliding shuttering |
| JP2005090077A (en) * | 2003-09-17 | 2005-04-07 | Maeda Corp | Invert concrete building method and invert concrete building device |
| CN102434171A (en) * | 2011-11-17 | 2012-05-02 | 广汉金达隧道机械有限公司 | Tunnel bottom concrete side-slipping lining construction method and side-slipping needle beam bottom board trolley |
| CN202325546U (en) * | 2011-11-17 | 2012-07-11 | 广汉金达隧道机械有限公司 | Side slip type needle beam bottom die trolley |
| CN103437782A (en) * | 2013-08-21 | 2013-12-11 | 中国长江三峡集团公司 | Hydraulic self-moving steel mould trolley and construction method thereof |
| CN204783054U (en) * | 2015-07-08 | 2015-11-18 | 中国长江三峡集团公司 | Tunnel invert concrete lining's sliding template |
| CN109139056A (en) * | 2018-10-29 | 2019-01-04 | 中国水利电力对外有限公司 | The telescoping steel form of tunnel side wall concrete lining cutting |
| CN210068189U (en) * | 2019-05-06 | 2020-02-14 | 中国水利电力对外有限公司 | Circumferential slip form construction device for concrete lining of full-circle tunnel |
-
2019
- 2019-05-06 CN CN201910372567.4A patent/CN110043287A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2270807Y (en) * | 1996-08-16 | 1997-12-17 | 北京市第二水利工程处 | Advancing tunnel sliding shuttering |
| JP2005090077A (en) * | 2003-09-17 | 2005-04-07 | Maeda Corp | Invert concrete building method and invert concrete building device |
| CN102434171A (en) * | 2011-11-17 | 2012-05-02 | 广汉金达隧道机械有限公司 | Tunnel bottom concrete side-slipping lining construction method and side-slipping needle beam bottom board trolley |
| CN202325546U (en) * | 2011-11-17 | 2012-07-11 | 广汉金达隧道机械有限公司 | Side slip type needle beam bottom die trolley |
| CN103437782A (en) * | 2013-08-21 | 2013-12-11 | 中国长江三峡集团公司 | Hydraulic self-moving steel mould trolley and construction method thereof |
| CN204783054U (en) * | 2015-07-08 | 2015-11-18 | 中国长江三峡集团公司 | Tunnel invert concrete lining's sliding template |
| CN109139056A (en) * | 2018-10-29 | 2019-01-04 | 中国水利电力对外有限公司 | The telescoping steel form of tunnel side wall concrete lining cutting |
| CN210068189U (en) * | 2019-05-06 | 2020-02-14 | 中国水利电力对外有限公司 | Circumferential slip form construction device for concrete lining of full-circle tunnel |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113073999A (en) * | 2021-04-13 | 2021-07-06 | 中国水利水电第十四工程局有限公司 | Slip form trolley and method for annular concrete pouring of open cut |
| CN113073999B (en) * | 2021-04-13 | 2023-08-22 | 中国水利水电第十四工程局有限公司 | Slip form trolley and method for casting concrete in annular direction of flat hole |
| CN114320364A (en) * | 2021-12-21 | 2022-04-12 | 洛阳中铁强力机械有限公司 | Tunnel spouts anchor auxiliary trolley |
| WO2023173797A1 (en) * | 2022-03-16 | 2023-09-21 | 中国水利电力对外有限公司 | Sliding-form construction system and method for spraying concrete in tbm tunnel |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105952482B (en) | Self-propelled tunnel inverted arch lining trolley | |
| CN105715052B (en) | The house the 3D printer and Method of printing of construction site printing concrete | |
| CN110043287A (en) | The circumferential slip form construction device and method of wholecircle tunnel concrete liner | |
| CN107338727B (en) | Integrally-disassembled and assembled anti-collision wall template and walking type rail hanging and moving system thereof | |
| CN102146799B (en) | Construction equipment for inverted arch of two-track tunnel of high-speed railway | |
| CN102146796A (en) | Construction technology for inverted arch of two-track tunnel of high-speed railway | |
| CN108505645B (en) | CL composite concrete shear wall cast-in-place construction method | |
| CN104727229B (en) | Movable bottom formwork trolley system suitable for large concrete prefabricated component and method for prefabricating base plate of large concrete component | |
| CN110513126A (en) | Recyclable tunnel secondary lining trolley with variable cross section | |
| CN108590008B (en) | Construction method of cast-in-place concrete for folding roof | |
| CN206016835U (en) | Tunnel and subway engineering diameter Changeable Model chassis | |
| WO2018223164A1 (en) | Method and device for producing a paving area | |
| CN107806019A (en) | Large-span suspension bridge gate Sarasota construction method | |
| CN109139056A (en) | The telescoping steel form of tunnel side wall concrete lining cutting | |
| CN104453951B (en) | Combined type subway station lining template trolley for baffle | |
| CN210068189U (en) | Circumferential slip form construction device for concrete lining of full-circle tunnel | |
| CN110173281A (en) | A kind of sliding mode system for circular tunnel concreting | |
| CN111075480A (en) | Self-inclining type side wall formwork trolley, device and using method thereof | |
| CN202017493U (en) | Construction equipment for inverted arch of high-speed railway double-track tunnel | |
| CN202064281U (en) | Slip form frame | |
| CN108867276A (en) | A kind of park cement roadbed pours all-in-one machine | |
| CN106284989B (en) | The sliding form bracing system of double track and complete construction method | |
| CN205558915U (en) | Portable operation device | |
| CN202401753U (en) | Sliding die device | |
| CN106996108A (en) | Based on 3D printing technique concrete dam building method and device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |