CN104533460B - Support replacement formula formwork jumbo and the construction method of underpass concreting - Google Patents
Support replacement formula formwork jumbo and the construction method of underpass concreting Download PDFInfo
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- CN104533460B CN104533460B CN201410852887.7A CN201410852887A CN104533460B CN 104533460 B CN104533460 B CN 104533460B CN 201410852887 A CN201410852887 A CN 201410852887A CN 104533460 B CN104533460 B CN 104533460B
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- support replacement
- underpass
- template
- hydraulic jack
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- 238000009415 formwork Methods 0.000 title claims abstract description 124
- 238000010276 construction Methods 0.000 title claims abstract description 51
- 238000009416 shuttering Methods 0.000 claims description 11
- 238000005266 casting Methods 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000005304 joining Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 4
- 239000007788 liquid Substances 0.000 description 4
- 239000003921 oil Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003467 diminishing effect Effects 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding 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
-
- 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)
- Bridges Or Land Bridges (AREA)
Abstract
nullIn the construction method of the support replacement formula formwork jumbo that the embodiment of the present invention provides and underpass concreting，Top template and side template are adjusted in place respectively by described support replacement formula formwork jumbo by vertical lifting device and lateral retractor device，The demoulding and a mold process are mainly implemented by plant equipment such as hydraulic jacks，Manual operation amount is greatly reduced，And the walking support replacement device by being installed on described support plinth assembly，Make described support replacement formula formwork jumbo can get around the internal support of foundation pit system below underpass structure roof when mobile，Therefore primary concreting structure side wall and structure roof in the case of not removing the support system below underpass structure roof，Make structure roof and the structure side wall one-shot forming of underpass，Thus reduce construction technology and duration，Save labour and construction cost，Improve efficiency of construction.
Description
Technical field
The present invention relates to the technical field of concreting, mix particularly to a kind of support replacement formula formwork jumbo and underpass
The construction method that solidifying soil pours.
Background technology
With the progress of expanding economy and society, large size city is fast-developing, surface road utilize space therewith not
Breaking and diminishing, development underpass is one of effective means solving traffic above-ground congestion in road.Accordingly, it would be desirable to the underground built leads to
Road also gets more and more.
The work progress of underpass includes excavation pit and concrete structure pouring.Typically use during excavation of foundation pit and go along with sb. to guard him
Structure combines with inner support system, it is ensured that the accidents such as landslide occur in base pit stability, prevention.After excavation of foundation pit, generally need
Original support system in removing foundation ditch again by support replacement after the structure side wall first pouring certain altitude, in order to subsequent structural side
The concrete pouring construction operation of wall and structure roof.At present, concrete pouring construction operation generally uses intensive steel pipe to prop up
Hold mode plate.The template system using this routine needs to use substantial amounts of steel pipe and template, it is therefore desirable to sufficiently large stacking field
Ground.And, the dismounting difficulty of top template is high, and template working bent is the major hazard source of job site, and security risk is big.This
Construction operation mode be manually to build, to dismantle based on, therefore amount of labour demanded is big, and effect is low, long construction period, and right
Crane or other big machineries is needed to coordinate in the construction of the large-scale underpass of the deeper height of the degree of depth, relatively costly.
Content of the invention
It is an object of the invention to provide the construction method of a kind of support replacement formula formwork jumbo and underpass concreting,
In the way of the existing concrete pouring construction operation of solution is owing to using intensive steel pipe support template, there is the interim field of construction
Take big, security risk high, long construction period and the high problem of cost.
For solving above-mentioned technical problem, the present invention provides a kind of support replacement formula formwork jumbo, and described support replacement formula formwork jumbo is used
In underpass concrete pouring construction operation, being internally provided with in multiple foundation ditch being spaced substantially equidistant of described underpass
Support body system, described support replacement formula formwork jumbo includes: template, shuttering supporting, walking support replacement device, support plinth assembly, vertically rise
Falling unit and lateral retractor device；Described template includes top template and side template, and described side template is positioned at the two of described top template
Side simultaneously realizes hinged by bearing pin and top template, and described top template is installed on described shuttering supporting；Described walking support replacement device
It is arranged between described shuttering supporting and support plinth assembly, for realizing in alternately support replacement mode along underpass axis side
To movement；Described vertical lifting device is installed on described support plinth assembly, for adjusting the height of described top template；Described
Lateral retractor device is connected with described side template, for controlling the flexible of described side template.
Optionally, in described support replacement formula formwork jumbo, described walking support replacement device includes multiple walking support replacement unit,
Each walking support replacement unit all includes two H type bearing supports and two dismountable support replacement unit, said two H type bearing support phase
Connecting, described support replacement unit is fixing with H type bearing support with bearing load.
Optionally, in described support replacement formula formwork jumbo, described support plinth assembly includes base longitudinal beam connected, multiple
Support replacement support plinth and multiple temporary support base, the plurality of support replacement support plinth and multiple temporary support base interval is arranged
And be both secured on described base longitudinal beam connected.
Optionally, in described support replacement formula formwork jumbo, said two H type bearing support is mounted on the supporting of described support replacement
On base, the spacing of said two H type bearing support is more than the width of described internal support of foundation pit system.
Optionally, in described support replacement formula formwork jumbo, described shuttering supporting includes longeron, door frame and triangle supporting
Framework；Described longeron is connected with described door frame, and described door frame is installed on described triangle scaffold, described door frame and triangle
It is overall that shape scaffold connects formation one rigid stress；Described top template passes through described stringer supporting on described door frame.
Optionally, in described support replacement formula formwork jumbo, described vertical lifting device includes vertical hydraulic jack and T-shaped
Support base；Described T-shaped supports base and is fixed on described support replacement support plinth, one end of described vertical hydraulic jack and T-shaped
Supporting base to connect, the main support rod of the other end of described vertical hydraulic jack and described H type bearing support is fixed, described vertical liquid
Compressing cylinder is for adjusting the height of described top template in the vertical direction.
Optionally, in described support replacement formula formwork jumbo, described side template includes side template and lower side template, described
Upper side template realizes hinged by bearing pin with lower side template, and described upper side template and lower side template all rotate around described bearing pin.
Optionally, in described support replacement formula formwork jumbo, described lateral retractor device includes being installed at the bottom of described supporting
Lower hydraulic jack group on seat assembly and lower support adjustment screw mandrel group, the upper hydraulic jack group being installed on described door frame and upper
Support adjusts screw mandrel group and is installed on the upset hydraulic jack group of upside die head；
The described lower lower support adjustment screw mandrel adjusting in screw mandrel group that supports all is fixed with described lower side template, described upper support
The upper support adjustment screw mandrel adjusting in screw mandrel group is all fixed with described upper side template, and described lower hydraulic jack drives described lower side form
Plate stretches, and described upper hydraulic jack drives described upper side template to stretch, under described upset hydraulic jack drive is described
Side template overturns.
Optionally, in described support replacement formula formwork jumbo, described lower hydraulic jack group, lower support adjust screw mandrel group, institute
State hydraulic jack group, upper support adjusts screw mandrel group and described upset hydraulic jack group is symmetry in underpass horizontal direction
Arrange；Described lower hydraulic jack is identical in the setting of underpass axis direction interval and quantity with described lower support adjustment screw mandrel,
Described upper hydraulic jack is identical in the setting of underpass axis direction interval and quantity with described upper support adjustment screw mandrel.
Optionally, in described support replacement formula formwork jumbo, the flip angle of described lower side template is 110 °.
Optionally, in described support replacement formula formwork jumbo, in described lower side template, the side away from top template offers
Multiple grooves being spaced substantially equidistant, the width of described groove is more than the width of described internal support of foundation pit system, the height of described groove
Degree higher than the height of internal support of foundation pit system, the adjacent distance between groove and between adjacent internal support of foundation pit system away from
From equal.
Optionally, in described support replacement formula formwork jumbo, described support replacement formula formwork jumbo also includes running gear, described
Running gear includes track, supporting wheel and motor；Described track is laid along the axis direction of underpass, described supporting
Guide wheel is installed on the bottom of described support plinth assembly, and described motor is installed on described support replacement support plinth, described electronic
Machine is used for providing power to drive described supporting wheel to move along described track.
Optionally, in described support replacement formula formwork jumbo, described running gear also include planet pendulum pin type decelerator and
Brake gear；The output of described motor is connected with planet pendulum pin type decelerator, and described motor passes through described planet balancing point
The translational speed of formula decelerator control supporting wheel；Described brake gear is connected with supporting wheel, is used for realizing brake.
Optionally, in described support replacement formula formwork jumbo, described support replacement formula formwork jumbo also includes translating device, described
Translating device is installed on the bottom of described vertical hydraulic jack.
Optionally, in described support replacement formula formwork jumbo, described translating device includes: multiple rollers and laterally adjust silk
Bar, described laterally adjusts the opposite sides that screw mandrel is positioned at multiple roller, the axis of the plurality of roller all with underpass axis
Parallel.
Optionally, in described support replacement formula formwork jumbo, the entire length of described support replacement formula formwork jumbo and a ground
The length of lower channel construction cell is equal.
Optionally, in described support replacement formula formwork jumbo, described support replacement formula formwork jumbo is by the basic phase of several structures
Same trolley unit combines, and before and after each trolley unit, two ends are equipped with attachment means, and several trolley units pass through
Described attachment means realizes joining end to end
Accordingly, the present invention also provides the construction method of a kind of underpass concreting, described underpass coagulation
The construction method that soil pours includes:
Lay track, and be located in support replacement formula formwork jumbo as above on described track by running gear；
Adjust the position of described support replacement formula formwork jumbo；
Vertical lifting device and lateral retractor device is utilized to carry out formwork；
Casting concrete forms structure side wall and structure roof with disposable；
After the intensity of concrete meets requirement, vertical lifting device and lateral retractor device is utilized to carry out the demoulding；And
Lay the track of next construction cell, repeat above-mentioned work progress.
Optionally, in the construction method of described underpass concreting, changed described by running gear
During support formula formwork jumbo is located on described track, also include utilizing walking support replacement device to avoid internal support of foundation pit body
System.
In the construction method of the support replacement formula formwork jumbo that the embodiment of the present invention provides and underpass concreting, institute
State support replacement formula formwork jumbo respectively top template and side template to be adjusted in place by vertical lifting device and lateral retractor device,
The demoulding and a mold process are implemented by plant equipment, and manual operation amount is greatly reduced, and by being installed on described support plinth
Walking support replacement device on assembly so that described support replacement formula formwork jumbo is along energy during underpass axis direction (longitudinally) movement
The internal support of foundation pit system enough getting around, therefore concreting in the case of not removing described internal support of foundation pit system so that
The structure roof of underpass and structure side wall one-shot forming, thus reduce construction technology and duration, save labour and construction
Cost, reduces security risk, improves efficiency of construction.
Brief description
Fig. 1 is the front view of the support replacement formula formwork jumbo of the embodiment of the present invention；
Fig. 2 is the side view of the support replacement formula formwork jumbo of the embodiment of the present invention；
Fig. 3 a and Fig. 3 b is the front view of the triangle scaffold of the embodiment of the present invention；
Fig. 4 is the structural representation of the support plinth assembly of the embodiment of the present invention；
Fig. 5 be the embodiment of the present invention support replacement formula formwork jumbo shrink after front view；
Fig. 6 be the embodiment of the present invention support replacement formula formwork jumbo shrink after side view.
Detailed description of the invention
The support replacement formula formwork jumbo present invention being proposed below in conjunction with the drawings and specific embodiments and underpass concrete
The construction method pouring is described in further detail.According to following explanation and claims, advantages and features of the invention will
Become apparent from.It should be noted that, accompanying drawing all uses the form simplifying very much and all uses non-ratio accurately, only in order to convenient, bright
Aid in illustrating the purpose of the embodiment of the present invention clearly.
Refer to Fig. 1, which is the front view of the support replacement formula formwork jumbo of the embodiment of the present invention.As it is shown in figure 1, described support replacement
Formula formwork jumbo is used for underpass concrete pouring construction operation, and described support replacement formula formwork jumbo 100 includes: template, template
Support, walking support replacement device, support plinth assembly, vertical lifting device and lateral retractor device；Described template includes top template
110 and side template 120, described side template 120 is positioned at the both sides of described top template 110 and is realized with top template 110 by bearing pin
Hinged, described top template 110 is installed on described shuttering supporting；Described walking support replacement device is arranged at described shuttering supporting and props up
Hold between base assembly, mobile for realizing in alternately support replacement mode；Described vertical lifting device is installed on described support plinth
On assembly, for adjusting the height of described top template 110；Described lateral retractor device is connected with described side template 120, is used for controlling
Make the flexible of described side template 120.
Concrete, the both sides of described top template 110 are provided with side template 120, and described side template 120 can lead to underground
The contraction in direction inside road, folding or stretch to underpass lateral direction.Described side template 120 includes side template 121 He
Lower side template 122, between described upper side template 121 and lower side template 122 and described upper side template 121 and top template 110 it
Between all realized hinged by bearing pin, described upper side template 121 and lower side template 122 all can rotate around bearing pin.
Refer to Fig. 2, which is the side view of the support replacement formula formwork jumbo of the embodiment of the present invention.As in figure 2 it is shown, described downside
In template 122, the side away from upper side template 121 offers multiple groove 122a, and the plurality of groove 122a is spaced substantially equidistant,
Adjacent distance d1 between groove 122a and distance d2 between adjacent internal support of foundation pit system 20 are equal, described groove
Width d3 is higher than described internal support of foundation pit system 20 more than the width of described internal support of foundation pit system 20, the height h1 of described groove
Height h2, arrange described groove 122a can make described side template 120 stretch when avoid internal support of foundation pit system 20.
Wherein, the plurality of internal support of foundation pit system 20 is arranged at the lower section of underpass structure roof, is used for applying horizontal stroke
To supporting role, the plurality of internal support of foundation pit system 20 is respectively positioned on sustained height and along underpass axis direction (longitudinally)
It is spaced substantially equidistant.
In the present embodiment, spacing d2 of adjacent internal support of foundation pit system 20 is 3 meters, described internal support of foundation pit system 20
Width is less than 0.9 meter, and the height h2 of described internal support of foundation pit system 20 is less than 1.7 meters, every 3 meters in described lower side template 122
Offer a height h1 be 1.7 meters, width d3 be rectangular recess 122a of 0.9 meter.
In the present embodiment, described top template 110 and side template 120 are hardware, described top template 110 and side form
The template that plate 120 is formed is that the shape and size of base area lower channel Internal periphery are designed.Common, in underpass
The cross section of profile is general axisymmetricly.Therefore, the cross section of described support replacement formula formwork jumbo 100 is axisymmetricly, described backform
The template that plate 110 and side template 120 are formed also is axially symmetric structure.
Please continue to refer to Fig. 1, described shuttering supporting includes longeron the 131st, door frame 132 and triangle scaffold 133, described
Longeron 131 is connected with described door frame 132, and described door frame 132 is installed on described triangle scaffold 133, described door frame 132
It is connected formation one rigid stress with triangle scaffold 133 overall, to carry concrete, top template the 110th, side template 120 and
The load such as longeron 131.Preferably, the cross section of described shuttering supporting is axisymmetricly.
In the present embodiment, described longeron 131 be quantity be 6,6 longerons 131 are symmetricly set on described door frame 132.
The quantity of described triangle scaffold 133 is two, and two triangle scaffolds 133 are all liftoff is higher than 2 meters, and spacing is 6
About meter.As shown in Figure 3 a and Figure 3 b shows, each triangle scaffold 133 is by multiple triangles supporting composition, and triangle props up
Hold and can use single triangular structure, it would however also be possible to employ the composite construction of two triangles.
Described support plinth assembly is identical with triangle scaffold 133 quantity and position relative, and described support plinth is total
Become to be arranged at the lower section of described triangle scaffold 133.Refer to Fig. 4, the knot of the support plinth assembly of the embodiment of the present invention
Structure schematic diagram.As shown in Figure 4, described support plinth assembly includes the 141st, multiple support replacement support plinth 142 and of base longitudinal beam connected
Multiple temporary support bases 143, the plurality of support replacement support plinth 142 and multiple temporary support base 143 interval is arranged and equal
It is fixed on described base longitudinal beam connected 141.
In the present embodiment, the quantity of described support plinth assembly is also two.As shown in Figure 4, two support plinth assemblies
Being symmetrical set, each support plinth assembly all includes the essentially identical support replacement support plinth 142 of 5 structures, a supporting end
Support replacement support plinth 142 in seat assembly and support replacement support plinth 142 one_to_one corresponding in another support plinth assembly simultaneously lead to
Cross connecting rod 154 to connect.
Incorporated by reference to reference to Fig. 1, Fig. 2 and Fig. 4, walking support replacement device be arranged at described triangle scaffold 133 with described
Between support replacement support plinth 142, described walking support replacement device includes multiple walking support replacement unit, each support replacement support plinth 142
On be mounted on a walking support replacement unit, each walking support replacement unit all include two H type bearing supports 146 and two dismountable
Support replacement unit 147, described support replacement unit 147 is fixing with H type bearing support 146 to be connected, and is used for bearing load.
Wherein, two H type bearing supports 146 of each walking support replacement unit are mounted on same support replacement support plinth 142
On, two support replacement unit 147 of each walking support replacement unit are all dismountable.When described support replacement formula formwork jumbo 100 along
When underpass axis direction moves, dismantle one of them support replacement unit 147, be supported by another support replacement unit 147.Institute
State support replacement formula formwork jumbo 100 by described walking support replacement device can with alternately support replacement by way of realize mobile.
Please continue to refer to Fig. 2, each walking support replacement unit also includes two connecting units 148, and two connecting units 148 set
Being placed between two H type bearing supports 146, said two H type bearing support 146 is connected with each other by two connecting units 148.Its
In, distance d4 between said two H type bearing support 146 is more than the width of internal support of foundation pit system 20.
Owing to the distance between two support replacement unit 147 is equal with distance d4 between two H type bearing supports 146, therefore
Distance between two support replacement unit 147 is also greater than the width of internal support of foundation pit system 20.Visible, described support replacement formula formwork jumbo
100 can avoid internal support of foundation pit system 20 when moving forward in the way of alternately support replacement.
Please continue to refer to Fig. 1, described top template 110 is installed on the top of described longeron 131, and described top template 110 passes through
Described longeron 133 is supported on described door frame 132, and the height of described top template 110 is adjusted by described vertical lifting device
Whole.As it is shown in figure 1, described vertical lifting device includes that vertical hydraulic jack 151 and T-shaped support base (not shown), institute
Stating T-shaped support base to be fixed on described support replacement support plinth 142, one end of described vertical hydraulic jack 151 supports the end with T-shaped
Seat connects, and the other end of described vertical hydraulic jack 151 is fixed with described H type bearing support 146, described vertical hydraulic jack 151
For driving described support replacement formula formwork jumbo 100 in the vertical direction to rise and decline vertical, thus adjust described top template 110 and exist
Height on vertical direction.
Please continue to refer to Fig. 1, described lateral retractor device includes that lower hydraulic jack group, lower support adjust screw mandrel group, upper liquid
Compressing cylinder group, upper support adjust screw mandrel group and upset hydraulic jack group, the lower hydraulic jack 161 in described lower hydraulic jack group
It is mounted on described support plinth assembly with the lower lower support adjustment screw mandrel 162 adjusting in screw mandrel group that supports, described lower hydraulic pressure
Oil cylinder 161 can drive described lower side template 122 to rotate relative to described upper side template 121, and the described lower adjustment screw mandrel 162 that supports is used
In carrying out located lateral to described lower side template 122, the upper hydraulic jack 163 in described upper hydraulic jack group and upper support adjust
Upper support in screw mandrel group adjusts screw mandrel 164 and is mounted on described door frame 132, the upset liquid in described upset hydraulic jack group
Compressing cylinder 165 is installed on described upper side template 121 top, and described upper hydraulic jack 163 can drive described upper side template 121 phase
Described top template 110 is rotated and folded, and described upset hydraulic jack 165 can drive described lower side template 122 to overturn,
Flip angle is up to 110 °, and described upper support adjusts screw mandrel 164 for carrying out located lateral to described upper side template 121.
As it is shown in figure 1, described lower hydraulic jack group, lower support adjustment screw mandrel group, upper hydraulic jack group, upper support adjustment silk
Bar group and upset hydraulic jack group are in underpass horizontal direction (laterally) and are symmetrical arranged, described lower hydraulic jack
161 lower support that to adjust screw mandrel 162 identical in underpass axis direction (longitudinally) upper interval setting and quantity with described, described on
Hydraulic jack 163 adjusts screw mandrel 164 in underpass axis direction (longitudinally) upper interval setting and quantity phase with described upper support
With i.e. described lower hydraulic jack the 161st, lower support adjusts screw mandrel the 162nd, upper hydraulic jack the 163rd, upper support adjustment screw mandrel 164 and turn over
Turning all symmetrical setting of hydraulic jack 165, described lower hydraulic jack 161 and lower support adjust screw mandrel the 162nd, described upper hydraulic pressure
Oil cylinder 163 and upper support adjust screw mandrel 164 all in being front and back arranged alternately.
In the present embodiment, described upper hydraulic jack group is made up of 36 upper hydraulic jacks 163, described lower hydraulic jack group by
36 lower hydraulic jacks 161 form, and described upset hydraulic jack group is made up of 18 upset hydraulic jacks 165, described lower support
Adjusting screw mandrel group and adjusting screw mandrel 162 and form by supporting under 36, described upper support adjusts screw mandrel group and is adjusted silks by 36 upper supports
Bar 164 forms.
Incorporated by reference to reference to Fig. 1 and Fig. 4, described support replacement formula formwork jumbo 100 also includes running gear, described running gear bag
Include: track the 171st, supporting wheel and motor 173；Described track 171 is laid along underpass axis direction (longitudinally), described
Underpass axis direction refers to the direction perpendicular with the cross section of underpass；Described supporting wheel is installed on described supporting
The bottom of base assembly, described motor 173 is installed on described support replacement support plinth 142, and it is total to be positioned at described support plinth
The head and the tail two ends becoming, described motor 173 drives described supporting wheel to move forward and backward along described track 171.As it is shown in figure 1,
Each support plinth assembly two tracks 171 are provided below, spacing d5 of two tracks 171 is 0.8 meter, and described supporting is led
Wheel is positioned above described track 171, and described running gear can drive described support replacement formula formwork jumbo 100 along underpass
Walking on the track 171 that axis direction is laid.
Described running gear also includes planet pendulum pin type decelerator and brake gear (not shown), described motor
The output of 173 is connected with planet pendulum pin type decelerator, and described motor 173 controls institute by described planet pendulum pin type decelerator
Stating the translational speed of supporting wheel, described brake gear is connected with described supporting wheel, is capable of brake.
In the present embodiment, described running gear is wheeled rail running gear, described running gear be provided with four along
The rail that underpass axis direction is laid, four row's wheels are along four track travels.
Please continue to refer to Fig. 1, described support replacement formula formwork jumbo 100 also includes translating device, and described translating device is installed on
The bottom of described vertical hydraulic jack 151, described translating device includes multiple roller (cylindrical column) 181 and laterally adjusts silk
Bar 182, the plurality of roller 181 is arranged between two tracks 171, and the axis of the plurality of roller 181 is all and underpass
Axis is parallel, and the described screw mandrel 182 that laterally adjusts is arranged at the opposite sides of described support replacement support plinth 142 and welds on earth anchor.
In the present embodiment, each translating device includes that 3 axis roller 181,3 rollers 181 parallel with underpass axis are positioned at
Article two, between track 171, under lateral external force effect, described roller 181 can roll around between two rail.Described
Support replacement formula formwork jumbo 100 by described translating device can along underpass laterally carry out short-range move back and forth.
Incorporated by reference to reference to Fig. 1 and Fig. 5, described support replacement formula formwork jumbo 100 also includes vertical supporting screw mandrel group, diagonal brace screw mandrel
Group and lateral connection positioning screw rod group, described vertical supporting screw mandrel group includes multiple first vertical supporting screw mandrel the 166th, multiple second
Vertical supporting screw mandrel 167 and multiple 3rd vertical supporting screw mandrel (not shown), described first vertical supporting screw mandrel the 166th,
Two vertical supporting screw mandrels 167 and the 3rd vertical supporting screw mandrel are used to the in the vertical direction when casting concrete and play support calmly
Position effect.Wherein, described first vertical supporting screw mandrel 166 one end in use is directly supported on mattess, the other end
It is connected with described side template 120, for vertical supporting positioning is carried out to described side template 120.Described second vertical supporting screw mandrel
167 in use one end and described triangle scaffold 133 fix, the other end is fixed with described temporary support base 143, uses
In bearing load.Described 3rd vertical supporting screw mandrel one end in use is supported on the bottom surface of described platform chassis 150, another
End is supported on track 171, for carrying out vertical supporting positioning to described top template 110.Described first vertical supporting screw mandrel
166th, the second vertical supporting screw mandrel 167 and described 3rd vertical supporting screw mandrel are all detachable when not in use.Described diagonal brace screw mandrel
Group includes multiple diagonal brace screw mandrel 191, and the plurality of diagonal brace screw mandrel 191 is used for improving described support replacement formula formwork jumbo 100 at formwork
The stability of state.On described diagonal brace screw mandrel 191 one end in use welding earth anchor, the other end is fixed on triangle scaffold
On 133.Described lateral connection positioning screw rod group includes multiple lateral connection positioning screw rod 192, and the plurality of lateral connection positions
Screw mandrel 192 is for improving stability when mobile for the described support replacement formula formwork jumbo 100.
Preferably, the length phase of the entire length of described support replacement formula formwork jumbo 100 and a underpass construction cell
Deng.
Preferably, described support replacement formula formwork jumbo 100 is combined by the essentially identical unit of several structures, and each is single
Before and after Yuan, two ends are equipped with attachment means, and several unit realize joining end to end by described attachment means.
In the present embodiment, a length of 25 meters of underpass construction cell, described support replacement formula formwork jumbo 100 is by 5 knots
The essentially identical trolley unit of structure combines, and a length of 5 meters of each trolley unit, 5 trolley units are linked as by bolt
It is integrally formed the support replacement formula formwork jumbo 100 of a length of 25 meters.
Accordingly, the present embodiment additionally provides the construction method of a kind of underpass concreting.Incorporated by reference to reference to Fig. 1
To Fig. 5, the construction method of described underpass concreting uses support replacement formula formwork jumbo 100 as above, described
The construction method of underpass concreting comprises the following steps:
S10: lay track 171, and by running gear, described support replacement formula formwork jumbo 100 is located in described track
On 171；
S11: adjust the position of described support replacement formula formwork jumbo 100；
S12: utilize vertical lifting device and lateral retractor device to carry out formwork；
S13: casting concrete forms structure side wall and structure roof with disposable；
S14: after the intensity of concrete meets requirement, utilizes vertical lifting device and lateral retractor device to carry out receiving mould；
S15: lay the track 171 of next construction cell, repeat above-mentioned work progress.
Concrete, first, lay track 171, and by running gear, described support replacement formula formwork jumbo 100 is located in institute
State on track 171.
Then, the position of described support replacement formula formwork jumbo 100 is adjusted.The position of described support replacement formula formwork jumbo 100 is entered
The detailed process that row adjusts comprises the following steps: after described support replacement formula formwork jumbo 100 reaches construction cell, change described in adjustment
The lateral attitude of support formula formwork jumbo 100, makes described side template 120 be located on the position of construction requirement；By vertical hydraulic pressure
Described support replacement formula formwork jumbo 100 risen by oil cylinder 151 so that described supporting wheel is slightly above described track 171, and passes through described
The lateral attitude making described support replacement formula formwork jumbo 100 is finely adjusted by translating device, and described side template 120 is adjusted to construction
The position requiring.
Then, vertical lifting device and lateral retractor device is utilized to carry out formwork.As it is shown in figure 1, the detailed process of formwork
Comprise the following steps: first, by described vertical hydraulic jack 151 drive described top template 110 in the vertical direction rise and under
Fall, after treating that described top template 110 in the vertical direction reaches requirement for height, by described vertical connection support screw to described
Top template 110 vertically positions；Then, drive described upper side template 121 along underpass water by upper hydraulic jack 163
Square to (laterally) upset, after treating that described upper side template 121 turns to assigned position, by being fixed on described upper side template 121
On upper support adjust screw mandrel 164 located lateral is carried out to it；Afterwards, by described lower hydraulic jack 161 and upset hydraulic oil
Cylinder 165 drives described lower side template 122 along underpass horizontal direction (laterally) upset and stretching, extension, makes described lower side template
122 with upper side template 121 substantially straight shape；After treating that described lower side template 122 turns to assigned position, described by being fixed on
Lower support on upper side template 121 adjusts screw mandrel 162 and carries out located lateral to it；Then, vertical supporting screw mandrel 166 is installed, and
By described vertical supporting screw mandrel 166, described lower side template 122 is vertically positioned, finally, diagonal brace screw mandrel 191 is installed to carry
High described support replacement formula formwork jumbo 100, in the stability of formwork state, prevents described support replacement formula formwork jumbo 100 from going out after formwork
Existing transverse shifting.
As it is shown in figure 1, one end of described vertical supporting screw mandrel 166 is directly supported on mattess, described vertical
The other end of support wire bar 163 is fixing with described lower side template 122 to be connected, and described vertical supporting screw mandrel 166 in the vertical direction props up
Holding fixing described lower side template 122, after formwork, distance h3 bottom described side template 120 and underpass is generally less than described base
The height h2 of hole inner support system 20, width L is up to more than 15 meters after formwork completes for described support replacement formula formwork jumbo 100, high
Degree H is up to 6 meters, and length is up to 30 meters.
Afterwards, casting concrete is to form structure side wall and structure roof simultaneously.
After the intensity of concrete meets requirement, vertical lifting device and lateral retractor device is utilized to carry out receiving mould.Receive mould
It is to implement according to the order contrary with formwork.As it is shown in figure 5, before shrinking described side template 120, first will originally be fixed on
Lower support on described lower side template 122 adjusts the upper support adjustment that the 162nd, screw mandrel is fixed on described upper side template 121 originally
Screw mandrel 164 and the vertical supporting screw mandrel 166 being originally fixed on described lower side template 122 all unclamp so that described side template
120 can free shrink；Afterwards, shrinking described side template 120 by described lateral retractor device, described side template 120 shrinks
The side of rear described support replacement formula formwork jumbo 100 is less than the Internal periphery size of underpass side；Then, by described vertical liquid
Compressing cylinder 151 makes described top template 110 decline, and after the decline of described top template 110, the top of described support replacement formula formwork jumbo 100 is low
Internal periphery size in underpass top.
After receiving mould, the outer profile size of described support replacement formula formwork jumbo 100 is less than the Internal periphery size of underpass, and
Described side template 120 is higher than described internal support of foundation pit system 20.Incorporated by reference to reference to Fig. 5 and Fig. 6, described support replacement formula formwork jumbo
The width L ' of 100 and height H ' be respectively less than formwork after size, described side template 120 after receiving mould with underpass bottom away from
From h3 ' more than 2 meters, and the distance bottom described internal support of foundation pit system 20 and underpass, i.e. described internal support of foundation pit body
Be 20 height h2 below 1.7 meters, therefore described side template 120 is positioned at the top of described internal support of foundation pit system 20.Receive mould
After end, carry out cleaning brush oil to described top template 110 and side template 120.
Then, lay the track 171 of next construction cell, and utilize described running gear to drive described support replacement formula Schaltisch
On the track 171 that car 100 is laid along underpass axis direction (longitudinally), described support replacement formula formwork jumbo 100 is moved by walking
To next construction cell, repeat the above steps.
Incorporated by reference to reference to Fig. 1 and Fig. 5, described support replacement formula formwork jumbo 100 needs before moving to dismantle diagonal brace screw mandrel 191,
And lateral connection positioning screw rod 192 is installed to improve the stability of described support replacement formula formwork jumbo 100, described lateral connection positions
Screw mandrel 192 described support replacement formula formwork jumbo 100 reach next construction cell and complete laterally in place after dismantled again.
When described support replacement formula formwork jumbo 100 moves, by alternately Assembly And Disassembly is carried out to described walking support replacement device,
Make described support replacement formula formwork jumbo 100 that described underpass inner support system 20 when vertically moving, can be avoided, thus
Reach next construction cell smoothly.
When using the support replacement formula formwork jumbo 100 of the embodiment of the present invention to carry out concreting, underpass structure roof
One-time-concreting can be molded with structure side wall, and need not to be removed deep basal pit inner support system.Simultaneously as top template can pass through
Lowering or hoisting gear declines automatically, reduces dismounting difficulty in underpass for the top template.
To sum up, the support replacement formula formwork jumbo providing in the embodiment of the present invention and the construction method of underpass concreting
In, top template and side template are adjusted to respectively by described support replacement formula formwork jumbo by vertical lifting device and lateral retractor device
Position, the demoulding and a mold process are mainly implemented by plant equipment such as hydraulic jacks, and manual operation amount is greatly reduced, and by installing
Walking support replacement device on described support plinth assembly so that described support replacement formula formwork jumbo can get around underground when mobile
Internal support of foundation pit system in passage, therefore concreting in the case of not removing internal support of foundation pit system, make underground lead to
The structure roof in road and structure side wall one-shot forming, thus reduce construction technology and duration, save labour and construction cost, carry
High efficiency of construction.
Foregoing description is only the description to present pre-ferred embodiments, not any restriction to the scope of the invention, this
Any change that the those of ordinary skill in bright field does according to the disclosure above content, modification, belong to the protection of claims
Scope.
Claims (19)
1. a support replacement formula formwork jumbo, is used for underpass concrete pouring construction operation, and the inside of described underpass sets
It is equipped with multiple internal support of foundation pit system being spaced substantially equidistant, it is characterised in that include: template, shuttering supporting, walking support replacement dress
Put, support plinth assembly, vertical lifting device and lateral retractor device；Described template includes top template and side template, described side
Template is positioned at the both sides of described top template and realizes hinged by bearing pin and top template, and described top template is installed on described template and props up
In support；Described walking support replacement device is arranged between described shuttering supporting and support plinth assembly, for realizing with alternately support replacement
Mode moves along underpass axis direction；Described vertical lifting device is installed on described support plinth assembly, is used for adjusting
The height of whole described top template；Described lateral retractor device is connected with described side template, for controlling the flexible of described side template.
2. support replacement formula formwork jumbo as claimed in claim 1, it is characterised in that described walking support replacement device includes multiple walking
Support replacement unit, each walking support replacement unit all includes two H type bearing supports and two dismountable support replacement unit, said two H
Type bearing support is connected with each other, and described support replacement unit is fixing with H type bearing support with bearing load.
3. support replacement formula formwork jumbo as claimed in claim 2, it is characterised in that described support plinth assembly includes that base connects
Longeron, multiple support replacement support plinth and multiple temporary support base, at the bottom of the plurality of support replacement support plinth and multiple temporary support
Seat interval arranges and is both secured on described base longitudinal beam connected.
4. support replacement formula formwork jumbo as claimed in claim 3, it is characterised in that said two H type bearing support is mounted on institute
Stating on support replacement support plinth, the spacing of said two H type bearing support is more than the width of described internal support of foundation pit system.
5. support replacement formula formwork jumbo as claimed in claim 1, it is characterised in that described shuttering supporting include longeron, door frame and
Triangle scaffold；Described longeron is connected with described door frame, and described door frame is installed on described triangle scaffold, described
It is overall that door frame is connected formation one rigid stress with triangle scaffold；Described top template passes through described stringer supporting in described door
On frame.
6. support replacement formula formwork jumbo as claimed in claim 3, it is characterised in that described vertical lifting device includes vertical hydraulic pressure
Oil cylinder and T-shaped support base；Described T-shaped supports base and is fixed on described support replacement support plinth, described vertical hydraulic jack
One end and T-shaped support base and are connected, and the main support rod of the other end of described vertical hydraulic jack and described H type bearing support is fixed,
Described vertical hydraulic jack is for adjusting the height of described top template in the vertical direction.
7. support replacement formula formwork jumbo as claimed in claim 5, it is characterised in that described side template includes side template and downside
Template, described upper side template realizes hinged by bearing pin with lower side template, and described upper side template and lower side template are all around described
Bearing pin rotates.
8. support replacement formula formwork jumbo as claimed in claim 7, it is characterised in that described lateral retractor device includes being installed on institute
State the lower hydraulic jack group on support plinth assembly and lower support adjusts screw mandrel group, the upper hydraulic jack being installed on described door frame
Group and upper support adjust screw mandrel group and are installed on the upset hydraulic jack group of upside die head；
The described lower lower support adjustment screw mandrel adjusting in screw mandrel group that supports all is fixed with described lower side template, and described upper support adjusts
Upper support in screw mandrel group adjusts screw mandrel and all fixes with described upper side template, the lower hydraulic jack band in described lower hydraulic jack group
Moving described lower side template to stretch, the upper hydraulic jack in described upper hydraulic jack group drives described upper side template to stretch
Contracting, the upset hydraulic jack in described upset hydraulic jack group drives described lower side template to overturn.
9. support replacement formula formwork jumbo as claimed in claim 8, it is characterised in that described lower hydraulic jack group, lower support adjust
Screw mandrel group, described upper hydraulic jack group, upper support adjust screw mandrel group and described upset hydraulic jack group in underpass level side
It is symmetrical arranged to being；Lower hydraulic jack in described lower hydraulic jack group and the described lower lower support supporting in adjustment screw mandrel group
Adjust screw mandrel to arrange at underpass axis direction interval and quantity is identical, upper hydraulic jack in described upper hydraulic jack group with
The described upper upper support adjustment screw mandrel supporting in adjustment screw mandrel group arranges at underpass axis direction interval and quantity is identical.
10. support replacement formula formwork jumbo as claimed in claim 8, it is characterised in that the flip angle of described lower side template is
110°。
11. support replacement formula formwork jumbos as claimed in claim 7, it is characterised in that away from top template in described lower side template
Side offers multiple groove being spaced substantially equidistant, and the width of described groove is more than the width of described internal support of foundation pit system, institute
State height, the adjacent distance between groove and the adjacent internal support of foundation pit body higher than internal support of foundation pit system for the height of groove
Distance between system is equal.
12. support replacement formula formwork jumbos as claimed in claim 3, it is characterised in that described support replacement formula formwork jumbo also includes row
Walking apparatus, described running gear includes track, supporting wheel and motor；Described track is along the axis direction paving of underpass
If described supporting wheel is installed on the bottom of described support plinth assembly, described motor is installed on described support replacement support plinth
On, described motor is used for providing power to drive described supporting wheel to move along described track.
13. support replacement formula formwork jumbos as claimed in claim 12, it is characterised in that described running gear also includes planet balancing point
Formula decelerator and brake gear；The output of described motor is connected with planet pendulum pin type decelerator, and described motor passes through institute
State the translational speed of planet pendulum pin type decelerator control supporting wheel；Described brake gear is connected with supporting wheel, is used for realizing
Brake.
14. support replacement formula formwork jumbos as claimed in claim 6, it is characterised in that described support replacement formula formwork jumbo also includes putting down
Moving device, described translating device is installed on the bottom of described vertical hydraulic jack.
15. support replacement formula formwork jumbos as claimed in claim 14, it is characterised in that described translating device includes: multiple rollers
With laterally adjust screw mandrel, described laterally adjust the opposite sides that screw mandrel is positioned at multiple roller, the axis of the plurality of roller all with
Underpass axis is parallel.
16. support replacement formula formwork jumbos as claimed in claim 1, it is characterised in that the entirety of described support replacement formula formwork jumbo is long
Spend equal with the length of a underpass construction cell.
17. support replacement formula formwork jumbos as claimed in claim 16, it is characterised in that described support replacement formula formwork jumbo is by several
The essentially identical trolley unit of structure combines, and before and after each trolley unit, two ends are equipped with attachment means, several
Car unit realizes joining end to end by described attachment means.
The construction method of 18. 1 kinds of underpass concretings, it is characterised in that include:
Lay track, and by running gear by place for the support replacement formula formwork jumbo as according to any one of claim 1 to 17
On described track；
Adjust the position of described support replacement formula formwork jumbo；
Vertical lifting device and lateral retractor device is utilized to carry out formwork；
Casting concrete forms structure side wall and structure roof with disposable；
After the intensity of concrete meets requirement, vertical lifting device and lateral retractor device is utilized to carry out the demoulding；And
Lay the track of next construction cell, repeat above-mentioned work progress.
The construction method of 19. underpass concretings as claimed in claim 18, it is characterised in that pass through running gear
During being located in described support replacement formula formwork jumbo on described track, also include utilizing walking support replacement device to avoid in foundation ditch
Support system.
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| CN201410852887.7A CN104533460B (en) | 2014-12-31 | 2014-12-31 | Support replacement formula formwork jumbo and the construction method of underpass concreting |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105386778B (en) * | 2015-12-24 | 2017-07-14 | 北京住总集团有限责任公司 | Tunnel excavation lining construction chassis and tunnel excavation lining construction method |
| CN105927247A (en) * | 2016-04-15 | 2016-09-07 | 鞍山市立业机械制造有限公司 | Large section full-automatic mechanical numeric control bogie and construction method thereof |
| CN106437769B (en) * | 2016-11-09 | 2018-06-01 | 辽宁工程技术大学 | The self-propelled hydraulic formwork jumbo poured for Deep Foundation Pit of Metro Stations engineering top plate |
| CN106761824B (en) * | 2016-12-19 | 2019-01-01 | 中铁建大桥工程局集团第二工程有限公司 | For the subway station rail trolley that road pours against the wind |
| CN106638338B (en) * | 2016-12-30 | 2019-08-27 | 河南工程学院 | A kind of template moving trolley |
| CN106884415A (en) * | 2017-03-17 | 2017-06-23 | 中交航局第工程有限公司 | A kind of Extendible dynamic formula template-driven system, template system, and construction method |
| CN108396749B (en) * | 2018-04-28 | 2020-04-10 | 江苏东合南岩土科技股份有限公司 | Installation system and installation method of steel support in foundation pit |
| CN118517002A (en) * | 2024-07-23 | 2024-08-20 | 中铁建工集团第三建设有限公司 | Reverse bracing construction device for standard section steel pipe truss of subway station |
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