CN106245534A - Bridge is encorbelmented side walk slab's template system and construction method - Google Patents

Bridge is encorbelmented side walk slab's template system and construction method Download PDF

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Publication number
CN106245534A
CN106245534A CN201610774710.9A CN201610774710A CN106245534A CN 106245534 A CN106245534 A CN 106245534A CN 201610774710 A CN201610774710 A CN 201610774710A CN 106245534 A CN106245534 A CN 106245534A
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China
Prior art keywords
longeron
tee girder
crossbeam
encorbelmenting
vertical
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CN201610774710.9A
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Chinese (zh)
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CN106245534B (en
Inventor
顾亮
刘新城
高红成
柏先斌
王余廷
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中交二航局第三工程有限公司
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Priority to CN201610774710.9A priority Critical patent/CN106245534B/en
Publication of CN106245534A publication Critical patent/CN106245534A/en
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Publication of CN106245534B publication Critical patent/CN106245534B/en

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    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D21/00Methods or apparatus specially adapted for erecting or assembling bridges

Abstract

The invention discloses a kind of bridge to encorbelment side walk slab's template system, including arch combined inner mold and combination die of encorbelmenting, combination die of encorbelmenting longitudinally is externally provided with combination die take-up device of encorbelmenting, combination die suspension arrangement of encorbelmenting is arranged on the upside of combination die of encorbelmenting, walking combination is arranged between crossbeam one end and the horizontal one end of tee girder assembly, at three row's suspension rods of horizontally set of tee girder assembly, in the longitudinal direction of tee girder assembly, multiple rows of suspension rod becomes arranged in matrix.Construction method of the present invention includes A, die-filling, B, form removal, and C, crossbeam are walked.Assembly of the invention compact conformation, method is simple, utilizes lever principle so that crossbeam two ends are balanced, it is ensured that bridge is encorbelmented the construction safety of side walk slab's concreting, improves the reliability that side walk slab encorbelmented by bridge and tee girder assembly connects.Form joint will not misplace, and improves bridge and encorbelments the side walk slab's straight degree at length direction, reduces construction cost.

Description

Bridge is encorbelmented side walk slab's template system and construction method

Technical field

The present invention relates to a kind of pedestrian way of bridge plate formwork system, stretch out tee girder combination particularly to a kind of side walk slab The pedestrian way of bridge plate formwork system at body edge.Belong to technical field of bridge construction.

Background technology

The cast-in-place side walk slab of conventional bridge mainly uses Support Method and suspension method to construct, to small-size concrete structure Cast-in-place side walk slab's technique for, construct during model sheetinstallat, dismounting, again assembly expend manpower and the time relatively Many, and form joint easily occur dislocation, cause side walk slab the most straight at length direction.

Summary of the invention

It is an object of the invention to provide a kind of bridge to encorbelment side walk slab's template system, accelerating construction progress, improve bridge Encorbelment the continuous placing quality of side walk slab,

The present invention is achieved by the following technical programs:

A kind of bridge is encorbelmented side walk slab's template system, including the arch combined inner mold being supported on tee girder assembly with stretch out T Combination die of encorbelmenting outside ellbeam assembly, described arch combined inner mold includes the vertical of the horizontal upper mold that links into an integrated entity and both sides Bian Mo;Several vertical support frame side by side, the upper and lower side of described vertical support frame it is additionally provided with inside described arch door shape combined inner mold Be respectively supported at inside horizontal upper mold and between tee girder assembly, inside two vertical edges moulds between be additionally provided with horizontal support frame;Institute State combination die of encorbelmenting and include interior vertical formwork erection, outer vertical formwork erection, upper horizontal mould and intilted lower Tilt Over Mode, interior vertical formwork erection Upper end is connected with lower Tilt Over Mode low side, and lower Tilt Over Mode is high-end and outer vertical formwork erection lower end is connected;Along tee girder assembly length side To, combination die of encorbelmenting longitudinally is externally provided with combination die take-up device of encorbelmenting, described in combination die take-up device of encorbelmenting include bearing against Outside interior vertical formwork erection, outer vertical formwork erection and lower Tilt Over Mode by many in length and breadth intersect shaped steel be welded interior vertical frame, Lower tilt frame and outer vertical frame, described interior vertical frame, lower tilt frame and outer vertical frame are by corresponding upper connecting rod, draw-in bar and outer Arch door shape combined inner mold and combination die of encorbelmenting are fixedly connected into one by pull bar;Combination die suspension arrangement of encorbelmenting is arranged on group of encorbelmenting The upside of matched moulds, including balance longeron, several spaced crossbeams, several upper longeron, several lower longeron and Duo Gen suspension rod, puts down Weighing apparatus longeron is supported in tee girder assembly transverse center and along tee girder assembly longitudinal extension, and walking combination is arranged on crossbeam one Between end and the horizontal one end of tee girder assembly and away from combination die of encorbelmenting, the crossbeam other end is horizontal beyond corresponding tee girder assembly To other end termination;Several upper longerons are positioned on the crossbeam other end, and several crossbeam one end and interval, middle part are supported on correspondence On the upside of pillar and balance longeron, several crossbeam other ends are supported on the upside of walking combination;Horizontally set at tee girder assembly Three row's suspension rods, in the longitudinal direction of tee girder assembly, multiple rows of suspension rod becomes arranged in matrix.

The purpose of the present invention can also be realized further by techniques below measure.

Further, in the middle part of the horizontal upper mold of described arch combined inner mold and it is respectively equipped with in splayed in the middle part of vertical edges mould Mould.The interior vertical formwork erection of described combination die of encorbelmenting, outer vertical formwork erection, upper horizontal mould and lower Tilt Over Mode all use the groove intersected in length and breadth The Plate Welding of steel and two sides forms;Described interior vertical frame, lower tilt frame and outer vertical frame the most all use the groove intersected in length and breadth Steel is welded.

Further, outer vertical formwork erection lower end is resisted against on termination, tee girder assembly horizontal one end by outer vertical frame, behaviour Make fix vertical with outer vertical frame lower end of platform to be connected;Described operating platform includes the underframe that the channel-section steel intersected in length and breadth is welded With the expanded metal lath on the upside of underframe, outside operating platform, it is provided with security guardrail.

Further, at three one of the lower longeron being each passed through on the upside of combination die of encorbelmenting corresponding upper longeron and downside In the suspension rod of row, wherein a suspension rod sequentially passes through the upper longeron on the upside of the crossbeam other end and the lower longeron on the downside of lower tilt frame, Screw the nut at the downrod lower end after stretch-draw and hold, by lower longeron and lower tilt frame, combination die of encorbelmenting;Another root suspension rod Sequentially pass through the upper longeron on the upside of crossbeam and the lower longeron on the downside of operating platform, screw the spiral shell at the downrod lower end after stretch-draw Female by lower longeron pulling operating platform;It is positioned at tee girder assembly to depend on away from the 3rd suspension rod on the one end of combination die of encorbelmenting Secondary upper longeron, one end away from combination die of encorbelmenting of tee girder assembly and the lower longeron of correspondence outside walking combination, screws Nut on the suspension rod after stretch-draw holds one end of crossbeam as crab-bolt;Multiple rows of suspension rod becomes rectangular setting.

Further, described walking combination includes the upper roller seat along tee girder assembly horizontally set and lower railway, described It is fixed on the upside of upper roller seat on the downside of the several crossbeams be arrangeding in parallel, uses the lower railway of two I-steel weldings Downside is fixed on the horizontal upside of tee girder assembly by pedestal.The downside of described upper roller seat is provided with inner recess, The roller that the tandem two pairs of end faces of longitudinal direction of inner recess are relative, is resisted against lower railway top margin two on the upside of described roller periphery On the medial surface of side.

A kind of bridge is encorbelmented the construction method of side walk slab's template system, comprises the following steps:

A, die-filling

1) first assembled arch combined inner mold on the upside of tee girder assembly, and several vertical support frames and horizontal support frame are fixed Arch combined inner mold is propped up with the most collateral of tee girder assembly inside arch combined inner mold;

2) then along tee girder assembly longitudinally, it is separately fixed at bottom spaced many root posts on tee girder assembly, And the balance longeron of combination die suspension arrangement of encorbelmenting is fixed on in the middle part of tee girder assembly;

3) interior vertical formwork erection, outer vertical formwork erection are separately fixed on the upside of tee girder assembly and contain arch combined inner mold, so After build horizontal mould and lower Tilt Over Mode, the assembly of the combination die that completes to encorbelment;Then by interior vertical frame, lower tilt frame and outer vertically Frame is resisted against outside combination die of encorbelmenting;And hanged arch door shape combined inner mold by corresponding upper connecting rod, draw-in bar and outside link Choose combination die and be fixedly connected into one;

4) several crossbeam one end and middle part it is spaced the pillar being supported on correspondence and balances on the upside of longeron, under several crossbeam other ends Walking combination is installed, and makes walking combination connect several crossbeam one end and the horizontal one end of tee girder assembly;On several crossbeams On correspondence position on the downside of side, lower tilt frame and on the downside of operating platform, it is respectively welded longeron and lower longeron;

5) suspension rod of three rows is arranged along tee girder assembly transverse ends, and wherein a suspension rod sequentially passes through the crossbeam other end Lower longeron on the downside of the upper longeron of upside and lower tilt frame, screws the nut at the downrod lower end after stretch-draw by lower longeron Combination die of encorbelmenting is held with lower tilt frame;Under another root suspension rod sequentially passes through on the downside of the upper longeron on the upside of crossbeam and operating platform Longeron, screws the nut at the downrod lower end after stretch-draw and has held operating platform by lower longeron;It is positioned at tee girder assembly Away from the 3rd suspension rod on the one end of combination die of encorbelmenting sequentially pass through walking combination outside upper longeron, tee girder assembly remote From the one end of combination die of encorbelmenting and corresponding lower longeron, the nut screwed on the suspension rod after stretch-draw holds horizontal stroke as crab-bolt One end of beam;Multiple rows of suspension rod becomes rectangular setting, hangs encorbelment combination die and operating platform respectively, and stabilized crossbeam another End.

B, form removal

1) bridge poured encorbelment side walk slab's concrete curing expire after, remove upper connecting rod, draw-in bar, outside link, interior vertically Formwork erection, outer vertical formwork erection, upper horizontal mould and lower Tilt Over Mode, then remove the several vertical support frames in arch combined inner mold and water Flat carriage;

2) removing mould in splayed after overall pull-out arch combined inner mold, then blocked breaking removes horizontal upper mold and vertical edges mould;Connect And remove each pillar and hold the suspension rod of crossbeam one end;

C, crossbeam are walked

1) start hoist engine, pull several crossbeam and upper and lower longeron to support and under upper roller seat guiding at balance longeron, in carrying Vertical frame, lower tilt frame, outer vertical frame and operating platform longitudinally move to bridge along tee girder assembly and encorbelment under side walk slab One concreting region.

Assembly of the invention architecture is compact, ingenious utilizes lever principle, will be arranged on tee girder assembly transverse center Upper balance longeron is as the fulcrum of crossbeam, in horizontal one group of three suspension rod of tee girder assembly, as crab-bolt a suspension rod and Walking combination connecting cross beam one end and the horizontal one end of tee girder assembly, other two suspension rods draw the most respectively from the crossbeam other end Firmly encorbelment combination die and operating platform.Utilize the anchoring of a suspension rod and the walking combination upper roller seat pair of rollers of crossbeam and T-shaped One fastening effect of beam assembly lower railway transversely so that crossbeam two ends are balanced.Thus it is true with less structural member Protect bridge to encorbelment the construction safety of side walk slab's concreting, improve bridge and encorbelment side walk slab and tee girder assembly even The reliability connect.The construction method of the present invention is simple and easy to do, after having removed template, supports and lower railway support at balance longeron Under upper roller seat guides, pulled the crossbeam edge carrying interior vertical frame, lower tilt frame, outer vertical frame and operating platform by hoist engine Tee girder assembly to longitudinally move to bridge and encorbelment next concreting region of side walk slab.Form joint will not misplace, and carries High bridge is encorbelmented the side walk slab's straight degree at length direction, reduces construction cost.

Advantages of the present invention and feature, by for illustration and explanation by the non-limitative illustration of preferred embodiment below, These embodiments, are only used as example referring to the drawings and are given.

Accompanying drawing explanation

Fig. 1 is the structural representation of the present invention;

Fig. 2 is the step of removal 2 of the present invention) structural representation.

Detailed description of the invention

The invention will be further described with embodiment below in conjunction with the accompanying drawings.

As it is shown in figure 1, the bridge of the present embodiment is encorbelmented, side walk slab's template system includes being supported on tee girder assembly 100 On arch combined inner mold 1 and the combination die 2 of encorbelmenting that stretches out outside tee girder assembly, arch combined inner mold 1 includes linking into an integrated entity Horizontal upper mold 11 and the vertical edges mould 12 of both sides, in the middle part of horizontal upper mold 11 and be respectively equipped with splayed in the middle part of vertical edges mould 12 Interior mould 111, it is simple to form removal.5 vertical support frames 13 side by side, described vertical support it is additionally provided with inside arch door shape combined inner mold 1 The upper and lower side of frame 13 is respectively supported at inside horizontal upper mold 11 and between tee girder assembly 100, inside two vertical edges moulds 12 between It is additionally provided with horizontal support frame 14, in order to improve the intensity of arch door shape combined inner mold 1.Combination die 2 of encorbelmenting include interior vertical formwork erection 21, Outer vertical formwork erection 22, upper horizontal mould 23 and intilted lower Tilt Over Mode 24, interior vertical formwork erection 21 upper end is low with lower Tilt Over Mode 24 End is connected, and lower Tilt Over Mode 24 is high-end and outer vertical formwork erection 22 lower end is connected.

Along tee girder assembly 100 length direction, combination die 2 of encorbelmenting longitudinally is externally provided with combination die take-up device 3 of encorbelmenting, institute State encorbelment combination die take-up device 3 including bearing against outside vertical formwork erection 21, outer vertical formwork erection 22 and lower Tilt Over Mode 23, By many shaped steel interior vertical frame 31, lower tilt frame 32 and the outer vertical frames 33 that are welded intersected in length and breadth, interior vertical frame 31, under Tilt frame 32 and outer vertical frame 33 pass through corresponding upper connecting rod 34, draw-in bar 35 and outside link 36 by arch door shape combined inner mold 1 and Combination die 2 of encorbelmenting is fixedly connected into one.Combination die suspension arrangement 4 of encorbelmenting is arranged on the upside of combination die 2 of encorbelmenting, including balance Longeron 41, several spaced crossbeams 42, several upper longeron 43, several lower longeron 44 and Duo Gen suspension rod 45, wherein go up longeron 43 are respectively adopted two relative channel-section steels in big face with lower longeron 44 makes.It is horizontal that balance longeron 41 is supported on tee girder assembly 100 In in the heart and along tee girder assembly 100 longitudinal extension, walking combination 5 is arranged on crossbeam 42 right-hand member and tee girder assembly 100 is horizontal Between right-hand member and away from combination die 2 of encorbelmenting, crossbeam 42 left end exceeds the horizontal left end termination of tee girder assembly 100.2 upper vertical Beam 43 is positioned on crossbeam 42 left end, and several crossbeam 42 one end and interval, middle part are supported on pillar 6 and the balance longeron 41 of correspondence Upside, several crossbeam 42 right-hand members are supported on the upside of walking combination 5.Three rows of horizontally set at tee girder assembly 100 hang Bar 45, in the longitudinal direction of tee girder assembly 100, multiple rows of suspension rod 45 becomes arranged in matrix.

The encorbelment interior vertical formwork erection 21 of combination die 2, outer vertical formwork erection 22, upper horizontal mould 23 and lower Tilt Over Mode 24 all uses vertical The Plate Welding of horizontal crossing channel-section steel and two sides forms, and interior vertical frame 31, lower tilt frame 32 and outer vertical frame 33 the most all use The channel-section steel intersected in length and breadth is welded.

Interior vertical formwork erection 21 lower end is resisted against on the horizontal left end termination of tee girder assembly 100 by outer vertical frame 33, operation Fix vertical with outer vertical frame 33 lower end of platform 10 is connected.Operating platform 10 includes the underframe that the channel-section steel intersected in length and breadth is welded 101 and underframe on the upside of expanded metal lath 102, be additionally provided with security guardrail outside operating platform 10.

Three rows at the lower longeron 44 that is each passed through on the upside of combination die 2 of encorbelmenting corresponding upper longeron 43 and downside In suspension rod 45, wherein suspension rod 45 sequentially pass through on the downside of the upper longeron 43 on the upside of crossbeam 42 left end and lower tilt frame 35 lower vertical Beam 44, screws the nut 46 in suspension rod 45 lower end after stretch-draw and holds, by lower longeron 44 and lower tilt frame 35, combination of encorbelmenting Mould 2.Another root suspension rod 45 sequentially passes through the upper longeron 43 on the upside of crossbeam 42 and the lower longeron 44 on the downside of operating platform 10, screws The nut 46 of suspension rod 45 lower end after stretch-draw holds operating platform 10 by lower longeron 44.It is positioned at tee girder assembly 100 remote The 3rd suspension rod 45 on the right-hand member encorbelmenting combination die 2 sequentially passes through the upper longeron 43 outside walking combination 5, tee girder combination Body 100 and corresponding lower longeron 44, the nut 46 screwed on the suspension rod 45 after stretch-draw holds crossbeam 42 as crab-bolt One end;Multiple rows of suspension rod 45 becomes rectangular setting.

Walking combination 5 includes the upper roller seat 51 along tee girder assembly 100 horizontally set and lower railway 52, upper roller seat The downside of 51 is provided with inner recess 511, the roller 53 that tandem two pairs of end faces of longitudinal direction in inner recess 511 are relative, described rolling Take turns on the medial surface being resisted against lower railway 52 top margin both sides on the upside of 53 side faces.The number be arrangeding in parallel it is fixed on the upside of upper roller seat 51 On the downside of root crossbeam 42, use and be fixed on by pedestal 53 on the downside of the lower railway 52 of two I-steel weldings The horizontal upside of tee girder assembly 100.

The construction method of side walk slab's template system as in figure 2 it is shown, bridge is encorbelmented, comprises the following steps:

A, die-filling

1) first assembled arch combined inner mold 1 on the upside of tee girder assembly 100, and by 5 vertical support frames 13 and horizontal support frame 14 are fixed on inside arch combined inner mold 1 and the most collateral of tee girder assembly 100 props up arch combined inner mold 1.

2) then along tee girder assembly 100 longitudinally, bottom spaced many root posts 6, it is separately fixed at tee girder group On fit 100, and the balance longeron 41 of combination die suspension arrangement 2 of encorbelmenting is fixed on in the middle part of tee girder assembly 100.

3) interior vertical formwork erection 21, outer vertical formwork erection 22 are separately fixed on the upside of tee girder assembly 100 and contain arch Combined inner mold 1, then builds horizontal mould 23 and lower Tilt Over Mode 24, the assembly of the combination die 2 that completes to encorbelment;Then by interior vertical frame 31, lower tilt frame 32 and outer vertical frame 33 are resisted against outside combination die 2 of encorbelmenting, by corresponding upper connecting rod 34, draw-in bar 35 With outside link 36, arch door shape combined inner mold 1 and combination die 2 of encorbelmenting are fixedly connected into one.

4) several crossbeam 42 left ends and middle part are spaced the pillar 7 being supported on correspondence and balance on the upside of longeron 41, several horizontal strokes Walking combination 5 is installed under beam 42 right-hand member, and makes walking combination 5 several crossbeam 42 right-hand members of connection and the horizontal right-hand member of tee girder assembly. On correspondence position on the upside of several crossbeams 42, on the downside of lower tilt frame 32 and on the downside of operating platform 10, it is respectively welded longeron 43 With lower longeron 44.

5) suspension rod 45 of three rows is arranged along tee girder assembly 100 transverse ends, and wherein a suspension rod 45 sequentially passes through Go up the lower longeron 44 on the downside of longeron 43 and lower tilt frame 35 on the upside of crossbeam 42, screw the spiral shell in suspension rod 45 lower end after stretch-draw Female 46 hold, by lower longeron 44 and lower tilt frame 35, combination die 2 of encorbelmenting.Another root suspension rod 45 sequentially passes through on the upside of crossbeam 42 Lower longeron 44 on the downside of upper longeron 43 and operating platform 10, screws under the nut 46 of suspension rod 45 lower end after stretch-draw passes through Longeron 44 has held operating platform 10.It is positioned at tee girder assembly 100 away from the 3rd suspension rod on the right-hand member of combination die 2 of encorbelmenting 45 sequentially pass through upper longeron 43 outside walking combination 20, tee girder assembly 100 away from the right-hand member of combination die of encorbelmenting and correspondence Lower longeron 44, screws the nut 46 on the suspension rod after stretch-draw and holds one end of crossbeam 42 as crab-bolt.Multiple rows of suspension rod 45 Become rectangular setting, hang encorbelment combination die 2 and operating platform 10, and stabilized crossbeam 42 right-hand member respectively.

B, form removal

1) bridge poured encorbelment side walk slab's concrete curing expire after, remove upper connecting rod 34, draw-in bar 35, outside link 36, Interior vertical formwork erection 21, outer vertical formwork erection 22, upper horizontal mould 23 and lower Tilt Over Mode 24, then remove the number in arch combined inner mold 1 Individual vertical support frame 13 and horizontal support frame 14.

2) removing mould 111 in splayed after overall pull-out arch combined inner mold 1, then blocked breaking except horizontal upper mold 11 and hangs down Straight flange mould 12.Then remove each pillar 7 and hold the suspension rod 45 of crossbeam 42 right-hand member.

C, crossbeam are walked

1) start hoist engine (being not drawn in Fig. 2), pull several crossbeam 42 and upper longeron 43, lower longeron 44, at balance longeron 41 Support and under upper roller seat 51 guides, carry interior vertical frame 31, lower tilt frame 32, outer vertical frame 33 and operating platform 10 along T Ellbeam assembly 100 vertically moves 10~40 meters and encorbelments next concreting region of side walk slab to bridge.

In addition to the implementation, the present invention can also have other embodiments, all employing equivalents or equivalent transformation shape The technical scheme of formula, all falls within the protection domain of application claims.

Claims (8)

1. bridge is encorbelmented side walk slab's template system, including the arch combined inner mold being supported on tee girder assembly, described Arch combined inner mold includes the vertical edges mould of horizontal upper mold and the both sides linked into an integrated entity;Inside described arch door shape combined inner mold also Being provided with several vertical support frame side by side, the upper and lower side of described vertical support frame is respectively supported at inside horizontal upper mold and tee girder Between assembly, inside two vertical edges moulds between be additionally provided with horizontal support frame;It is characterized in that: also include stretching out tee girder combination External combination die of encorbelmenting, described in combination die of encorbelmenting include interior vertical formwork erection, outer vertical formwork erection, upper horizontal mould and intilted Lower Tilt Over Mode, interior vertical formwork erection upper end is connected with lower Tilt Over Mode low side, and lower Tilt Over Mode is high-end and outer vertical formwork erection lower end is connected;Edge Tee girder assembly length direction, combination die of encorbelmenting longitudinally is externally provided with combination die take-up device of encorbelmenting, described in encorbelment combination die tension Device is including bearing against outside vertical formwork erection, outer vertical formwork erection and lower Tilt Over Mode, by the many steel weldings intersected in length and breadth The interior vertical frame connect, lower tilt frame and outer vertical frame, described interior vertical frame, lower tilt frame and outer vertical frame are by correspondence Arch door shape combined inner mold and combination die of encorbelmenting are fixedly connected into one by upper connecting rod, draw-in bar and outside link;Combination die of encorbelmenting hangs Hang device is arranged on the upside of combination die of encorbelmenting, including balance longeron, several spaced crossbeams, several upper longeron, several Lower longeron and Duo Gen suspension rod, balance longeron is supported in tee girder assembly transverse center and along tee girder assembly longitudinal extension, Walking combination is arranged between crossbeam one end and the horizontal one end of tee girder assembly and away from combination die of encorbelmenting, and the crossbeam other end surpasses Go out the tee girder assembly horizontal other end termination of correspondence;Several upper longerons are positioned on the crossbeam other end, several crossbeam one end and Interval, middle part is supported on the upside of pillar and the balance longeron of correspondence, and several crossbeam other ends are supported on the upside of walking combination;In T-shaped Three row's suspension rods of the horizontally set of beam assembly, in the longitudinal direction of tee girder assembly, multiple rows of suspension rod becomes arranged in matrix.
Bridge the most according to claim 1 is encorbelmented side walk slab's template system, it is characterised in that: described arch combined inner mold Horizontal upper mold in the middle part of and vertical edges mould in the middle part of be respectively equipped with mould in splayed.
Bridge the most according to claim 1 is encorbelmented side walk slab's template system, it is characterised in that combination die of encorbelmenting described in: Interior vertical formwork erection, outer vertical formwork erection, upper horizontal mould and lower Tilt Over Mode all use the steel plate weldering of channel-section steel and the two sides intersected in length and breadth Connect and form;Described interior vertical frame, lower tilt frame and outer vertical frame the most all use the channel-section steel intersected in length and breadth to be welded.
Bridge the most according to claim 1 is encorbelmented side walk slab's template system, it is characterised in that: outer vertical formwork erection lower end leads to Crossing outer vertical frame to be resisted against on termination, tee girder assembly horizontal one end, fix vertical with outer vertical frame lower end of operating platform is connected; Described operating platform includes the expanded metal lath on the upside of underframe that the channel-section steel intersected in length and breadth is welded and underframe, sets outside operating platform There is security guardrail.
5. encorbelment side walk slab's template system according to the bridge described in claim 1 or 4, it is characterised in that: outstanding being each passed through In the suspension rod of three rows choosing on the upside of combination die the lower longeron of corresponding upper longeron and downside, wherein a suspension rod is worn successively Cross the upper longeron on the upside of the crossbeam other end and the lower longeron on the downside of lower tilt frame, screw the spiral shell at the downrod lower end after stretch-draw Mother holds, by lower longeron and lower tilt frame, combination die of encorbelmenting;Another root suspension rod sequentially passes through the upper longeron on the upside of crossbeam and operation The lower longeron of platform underside, screws the nut at the downrod lower end after stretch-draw and holds operating platform by lower longeron;It is positioned at T Ellbeam assembly sequentially passes through the upper longeron outside walking combination, T-shaped away from the 3rd suspension rod on the one end of combination die of encorbelmenting Beam assembly, away from one end of combination die of encorbelmenting and corresponding lower longeron, screws the nut conduct on the suspension rod after stretch-draw Crab-bolt holds one end of crossbeam;Multiple rows of suspension rod becomes rectangular setting.
Bridge the most according to claim 1 is encorbelmented side walk slab's template system, it is characterised in that: described
Walking combination includes the upper roller seat along tee girder assembly horizontally set and lower railway, fixing on the upside of described upper roller seat On the downside of the several crossbeams be arrangeding in parallel, use and fixed by pedestal on the downside of the lower railway of two I-steel weldings In the horizontal upside being fixed on tee girder assembly.
Bridge the most according to claim 6 is encorbelmented side walk slab's template system, it is characterised in that: under described upper roller seat Side is provided with inner recess, the roller that tandem two pairs of end faces of longitudinal direction in inner recess are relative, on the upside of described roller periphery against On the medial surface of lower railway top margin both sides.
8. a bridge as claimed in claim 1 is encorbelmented the construction method of side walk slab's template system, it is characterised in that: include Following steps:
A, die-filling
1) first assembled arch combined inner mold on the upside of tee girder assembly, and several vertical support frames and horizontal support frame are fixed Arch combined inner mold is propped up with the most collateral of tee girder assembly inside arch combined inner mold;
2) then along tee girder assembly longitudinally, it is separately fixed at bottom spaced many root posts on tee girder assembly, And the balance longeron of combination die suspension arrangement of encorbelmenting is fixed on in the middle part of tee girder assembly;
3) interior vertical formwork erection, outer vertical formwork erection are separately fixed on the upside of tee girder assembly and contain arch combined inner mold, so After build horizontal mould and lower Tilt Over Mode, the assembly of the combination die that completes to encorbelment;Then by interior vertical frame, lower tilt frame and outer vertically Frame is resisted against outside combination die of encorbelmenting, and is hanged arch door shape combined inner mold by corresponding upper connecting rod, draw-in bar and outside link Choose combination die and be fixedly connected into one;
4) several crossbeam one end and middle part it is spaced the pillar being supported on correspondence and balances on the upside of longeron, under several crossbeam other ends Walking combination is installed, and makes walking combination connect several crossbeam one end and the horizontal one end of tee girder assembly;On several crossbeams On correspondence position on the downside of side, lower tilt frame and on the downside of operating platform, it is respectively welded longeron and lower longeron;
5) suspension rod of three rows is arranged along tee girder assembly transverse ends, and wherein a suspension rod sequentially passes through on the upside of crossbeam Lower longeron on the downside of longeron and lower tilt frame, screws the nut at the downrod lower end after stretch-draw by lower longeron and lower inclination Combination die of encorbelmenting held by frame;Another root suspension rod sequentially passes through the upper longeron on the upside of crossbeam and the lower longeron on the downside of operating platform, rotation The nut being combined in the downrod lower end after stretch-draw has held operating platform by lower longeron;It is positioned at tee girder assembly away from outstanding Choose the on one end of combination die the 3rd suspension rod and sequentially pass through the upper longeron outside walking combination, tee girder assembly away from encorbelmenting One end of combination die and corresponding lower longeron, screw the nut on the suspension rod after stretch-draw and hold the one of crossbeam as crab-bolt End;Multiple rows of suspension rod becomes rectangular setting, hangs encorbelment combination die and operating platform, and the stabilized crossbeam other end respectively;
B, form removal
1) bridge poured encorbelment side walk slab's concrete curing expire after, remove upper connecting rod, draw-in bar, outside link, interior vertically Formwork erection, outer vertical formwork erection, upper horizontal mould and lower Tilt Over Mode, then remove the several vertical support frames in arch combined inner mold and water Flat carriage;
2) removing mould in splayed after overall pull-out arch combined inner mold, then blocked breaking removes horizontal upper mold and vertical edges mould;Connect And remove each pillar and hold the suspension rod of crossbeam one end;
C, crossbeam are walked
1) start hoist engine, pull several crossbeam and upper and lower longeron to support and under upper roller seat guiding at balance longeron, in carrying Vertical frame, lower tilt frame, outer vertical frame and operating platform longitudinally move to bridge along tee girder assembly and encorbelment under side walk slab One concreting region.
CN201610774710.9A 2016-08-31 2016-08-31 Bridge is encorbelmented side walk slab's template system and construction method CN106245534B (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2773156Y (en) * 2005-04-13 2006-04-19 路俊生 Integrated template of cast-in-situs concrete barrier for bridge
CN201080597Y (en) * 2007-08-13 2008-07-02 蒋临安 Multifunctional cast-in-situ cantilever plate construction bracket
CN105178162A (en) * 2015-08-25 2015-12-23 张江涛 T-beam reinforcing structure and construction method thereof
CN105220622A (en) * 2015-08-25 2016-01-06 张江涛 T beam widens reinforcing construction and construction method thereof
KR101587400B1 (en) * 2015-07-29 2016-02-02 신성구조이엔지 주식회사 For any mold of construction for an extension of Bridge Deck
CN205116025U (en) * 2015-10-22 2016-03-30 中铁二十四局集团贵溪桥梁厂有限公司 Hanger device is pour to self -balancing concrete case roof beam and T beam bridge cantilever edge of a wing secondary

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2773156Y (en) * 2005-04-13 2006-04-19 路俊生 Integrated template of cast-in-situs concrete barrier for bridge
CN201080597Y (en) * 2007-08-13 2008-07-02 蒋临安 Multifunctional cast-in-situ cantilever plate construction bracket
KR101587400B1 (en) * 2015-07-29 2016-02-02 신성구조이엔지 주식회사 For any mold of construction for an extension of Bridge Deck
CN105178162A (en) * 2015-08-25 2015-12-23 张江涛 T-beam reinforcing structure and construction method thereof
CN105220622A (en) * 2015-08-25 2016-01-06 张江涛 T beam widens reinforcing construction and construction method thereof
CN205116025U (en) * 2015-10-22 2016-03-30 中铁二十四局集团贵溪桥梁厂有限公司 Hanger device is pour to self -balancing concrete case roof beam and T beam bridge cantilever edge of a wing secondary

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