CN106245534B - 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
CN106245534B
CN106245534B CN201610774710.9A CN201610774710A CN106245534B CN 106245534 B CN106245534 B CN 106245534B CN 201610774710 A CN201610774710 A CN 201610774710A CN 106245534 B CN106245534 B CN 106245534B
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China
Prior art keywords
longeron
encorbelmenting
tee girder
crossbeam
vertical
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CN201610774710.9A
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Chinese (zh)
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CN106245534A (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

Encorbelmented side walk slab's template system the invention discloses a kind of bridge, 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 for combination die of encorbelmenting, combination settings of walking are between crossbeam one end and tee girder assembly transverse direction one end, three row's suspension rods are provided with the transverse direction of tee girder assembly, in the longitudinal direction of tee girder assembly, multiple rows of suspension rod is into arranged in matrix.Construction method of the present invention includes A, die-filling, B, form removal, C, crossbeam walking.The apparatus structure of the present invention is compact, method is simple, utilizes lever principle so that crossbeam both ends are balanced, it is ensured that bridge is encorbelmented the construction safety of side walk slab's concreting, is improved bridge and is encorbelmented the reliability that side walk slab connects with tee girder assembly.Form joint will not misplace, and improve bridge and encorbelment straight degree of the side walk slab in length direction, reduce 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, more particularly to a kind of side walk slab stretches out tee girder combination 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 is mainly constructed using Support Method and suspension method, to small-size concrete structure Cast-in-place side walk slab's technique for, model sheetinstallat, dismounting, it is again assembled during construct consuming manpower and the time compared with It is more, and form joint easily misplaces, and causes side walk slab not straight in length direction.

The content of the invention

Encorbelmented side walk slab's template system it is an object of the invention to provide a kind of bridge, 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 and The combination die of encorbelmenting stretched out outside tee girder assembly, the arch combined inner mold include mould and both sides in the level that links into an integrated entity Vertical edges mould;Several vertical support frames side by side are additionally provided with the inside of the arch door shape combined inner mold, the vertical support frame Upper and lower side is respectively supported in level on the inside of mould between tee girder assembly, and two vertical edges moulds are additionally provided with horizontal branch between inner side Support frame;The combination die of encorbelmenting includes interior vertical formwork erection, outer vertical formwork erection, upper horizontal mould and intilted lower inclination mould, interior Vertical formwork erection upper end is connected with lower inclination mould low side, and mould is high-end is connected with outer vertical formwork erection lower end for lower inclination;Along tee girder assembly Length direction, combination die of encorbelmenting longitudinally are externally provided with combination die take-up device of encorbelmenting, and the combination die take-up device of encorbelmenting includes dividing Be not resisted against interior vertical formwork erection, outer vertical formwork erection and it is lower tilt on the outside of mould by more in length and breadth intersecting shaped steel be welded in hang down Straight frame, lower tilt frame and outer vertical frame, the interior vertical frame, lower tilt frame and outer vertical frame pass through corresponding upper connecting rod, interior drawing Arch door shape combined inner mold is fixedly connected integrally by bar with outside link with combination die of encorbelmenting;Combination die suspension arrangement of encorbelmenting is arranged on Encorbelment the upside of combination die, including balance longeron, several spaced crossbeams, several upper longerons, several lower longerons and Duo Gen Suspension rod, balance longeron are supported in tee girder assembly transverse center and along tee girder assembly Longitudinal extendings, combination settings of walking Between crossbeam one end and tee girder assembly transverse direction one end and away from combination die of encorbelmenting, the crossbeam other end exceeds corresponding tee girder Assembly transverse direction other end termination;Several upper longerons are located on the crossbeam other end, several crossbeam one end and middle part interval supports On the upside of corresponding pillar and balance longeron, several crossbeam other ends are supported on walking combination upside;In the horizontal stroke of tee girder assembly To there is provided three row's suspension rods, in the longitudinal direction of tee girder assembly, multiple rows of suspension rod is into arranged in matrix.

The purpose of the present invention can also further be realized by following technical measures.

Further, it is respectively equipped with the level of the arch combined inner mold in the middle part of mould and in the middle part of vertical edges mould in splayed Mould.Interior vertical formwork erection, outer vertical formwork erection, upper horizontal mould and the lower mould that tilts of the combination die of encorbelmenting use groove intersecting in length and breadth Steel and the steel plate of two sides are welded;The interior vertical frame, lower tilt frame and outer vertical frame are also using groove intersecting in length and breadth Steel is welded.

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

Further, at three one of the lower longeron for being each passed through upper longeron corresponding on the upside of combination die of encorbelmenting 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, The nut screwed in the downrod lower end after tensioning holds combination die of encorbelmenting by lower longeron and lower tilt frame;Another suspension rod The lower longeron on the downside of the upper longeron and operating platform on the upside of crossbeam is sequentially passed through, screws the spiral shell in the downrod lower end after tensioning It is female that operating platform is held by lower longeron;Positioned at tee girder assembly away from encorbelment combination die one end on the 3rd suspension rod according to Secondary upper longeron, tee girder assembly one end and corresponding lower longeron away from combination die of encorbelmenting through walking combination outside, screw Nut on the suspension rod after tensioning holds one end of crossbeam as crab-bolt;Multiple rows of suspension rod is into rectangular setting.

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

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

A, it is die-filling

1) first assembled on the upside of tee girder assembly arch combined inner mold, and by several vertical support frames and horizontal support frame It is fixed on the laterally upside on the inside of arch combined inner mold with tee girder assembly and supports arch combined inner mold;

2) and then along tee girder assembly longitudinal direction, spaced more root post bottoms are separately fixed at tee girder assembly On, and the balance longeron for combination die suspension arrangement of encorbelmenting is fixed 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 contained in arch combination again Mould, then builds horizontal mould and lower inclination mould, the assembly for combination die of completing to encorbelment;Then by interior vertical frame, lower tilt frame and Outer vertical frame is resisted against on the outside of combination die of encorbelmenting;In by corresponding upper connecting rod, draw-in bar and outside link, arch door shape combined Mould is fixedly connected integrally with combination die of encorbelmenting;

4) several crossbeam one end and middle part interval are supported on the upside of corresponding pillar and balance longeron, several crossbeams are another The lower installation walking combination in end, and walking combination is connected several crossbeam one end and tee girder assembly transverse direction one end;In several crossbeams On correspondence position on the downside of upside, lower tilt frame and on the downside of operating platform, longeron and lower longeron is respectively welded;

5) suspension rod of three rows is set along tee girder assembly transverse ends, wherein to sequentially pass through crossbeam another for a suspension rod The lower longeron on the downside of upper longeron and lower tilt frame on the upside of one end, screws the nut in the downrod lower end after tensioning under Longeron and lower tilt frame hold combination die of encorbelmenting;Another suspension rod is sequentially passed through on the downside of upper longeron and operating platform on the upside of crossbeam Lower longeron, the nut screwed in the downrod lower end after tensioning held operating platform by lower longeron;Positioned at tee girder group The 3rd suspension rod on fit one end away from combination die of encorbelmenting sequentially passes through the upper longeron in walking combination outside, tee girder combination Body one end and corresponding lower longeron away from combination die of encorbelmenting, the nut screwed on the suspension rod after tensioning are drawn as crab-bolt Firmly one end of crossbeam;Multiple rows of suspension rod hangs encorbelment combination die and operating platform, and stabilized crossbeam respectively into rectangular setting The other end.

B, form removal

1) bridge poured is encorbelmented after side walk slab's concrete curing expires, and removes upper connecting rod, draw-in bar, outside link, interior Vertical formwork erection, outer vertical formwork erection, upper horizontal mould and lower inclination mould, then remove several vertical support frames in arch combined inner mold With horizontal support frame;

2) overall dismounting splayed internal model after pulling out arch combined inner mold, then blocked breaking is except horizontal upper mould and vertical edges Mould;Then remove each pillar and hold the suspension rod of crossbeam one end;

C, crossbeam is walked

1) start hoist engine, pull several crossbeams and upper and lower longeron to be carried in the case where the support of balance longeron and upper roller seat are oriented to Vertical frame, lower tilt frame, outer vertical frame and operating platform longitudinally move to bridge along tee girder assembly and encorbelmented pavement in The next concreting region of plate.

The apparatus structure of the present invention is compact-sized, ingenious to utilize lever principle, will be arranged on tee girder assembly transverse center Upper fulcrum of the balance longeron as crossbeam, in tee girder assembly laterally one group of three suspension rod, as crab-bolt a suspension rod with Connecting cross beam one end and tee girder assembly transverse direction one end are combined in walking, and two suspension rods are drawn downwards respectively from the crossbeam other end in addition Firmly encorbelment combination die and operating platform.Utilize the anchoring of suspension rod and the upper roller seat pair of rollers and T-shaped of walking combination crossbeam The fastening effect of lower railway in beam assembly transverse direction so that crossbeam both ends are balanced.So as to true with less structural member Protect bridge to encorbelment the construction safety of side walk slab's concreting, improve that bridge encorbelments side walk slab and tee girder assembly connects The reliability connect.The construction method of the present invention is simple and easy to do, after having removed template, is supported in the support of balance longeron and lower railway Under upper roller seat is oriented to, the crossbeam edge for carrying interior vertical frame, lower tilt frame, outer vertical frame and operating platform is pulled by hoist engine Tee girder assembly and longitudinally move to bridge and encorbelment the next concreting region of side walk slab.Form joint will not misplace, and carry High bridge is encorbelmented straight degree of the side walk slab in length direction, reduces construction cost.

Advantages of the present invention and feature, it will be illustrated and explained by the non-limitative illustration of preferred embodiment below, These embodiments, only provide as an example referring to the drawings.

Brief description of the drawings

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

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

Embodiment

The invention will be further described with reference to the accompanying drawings and examples.

As 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 stretch out tee girder assembly outside combination die 2 of encorbelmenting, arch combined inner mold 1 include link into an integrated entity Level on mould 11 and the vertical edges mould 12 of both sides, the middle part of mould 11 and the middle part of vertical edges mould 12 are respectively equipped with splayed in level Internal model 111, is easy to form removal.The inner side of arch combined inner mold 1 is additionally provided with 5 vertical support frames 13 side by side, the vertical support frame 13 upper and lower side is respectively supported in level between the inner side of mould 11 and tee girder assembly 100, between the inner side of two vertical edges mould 12 also Provided with horizontal support frame 14, to improve the intensity of arch combined inner mold 1.Combination die 2 of encorbelmenting includes interior vertical formwork erection 21, outer hung down Upright mould 22, upper horizontal mould 23 and intilted lower inclination mould 24, the interior vertical upper end of formwork erection 21 and the lower inclination low side phase of mould 24 Even, it is lower to tilt that mould 24 is high-end is connected with the outer vertical lower end of formwork erection 22.

Along the length direction of tee girder assembly 100, the longitudinal direction of combination die 2 of encorbelmenting is externally provided with combination die take-up device 3 of encorbelmenting, institute State encorbelment combination die take-up device 3 including bearing against vertical formwork erection 21, outer vertical formwork erection 22 and the lower outside of inclination mould 24, By more interior vertical frame 31, lower tilt frame 32 and the outer vertical frames 33 that intersecting shaped steel are welded in length and breadth, interior vertical frame 31, under Tilt frame 32 and outer vertical frame 33 are by corresponding upper connecting rod 34, draw-in bar 35 and outside link 36 by the and of arch door shape combined inner mold 1 Combination die 2 of encorbelmenting is fixedly connected integrally.Combination die suspension arrangement 4 of encorbelmenting is arranged on the upside for combination die 2 of encorbelmenting, including balance Longeron 41, several spaced crossbeams 42, several upper longerons 43, several lower longerons 44 and Duo Gen suspension rods 45, wherein upper longeron 43 are respectively adopted the relative channel-section steel in two big face with lower longeron 44 is made.Balance longeron 41 is supported on tee girder assembly 100 laterally On center and along the Longitudinal extending of tee girder assembly 100, walking combination 5 is arranged on the right-hand member of crossbeam 42 and tee girder assembly 100 is horizontal Exceed the horizontal left end termination of tee girder assembly 100 between right-hand member and away from combination die 2 of encorbelmenting, the left end of crossbeam 42.2 upper vertical Beam 43 is located on the left end of crossbeam 42, and the several one end of crossbeam 42 and middle part interval are supported on corresponding pillar 6 and balance longeron 41 Upside, several right-hand members of crossbeam 42 are supported on the upside of walking combination 5.In the transverse direction of tee girder assembly 100, there is provided three rows to hang Bar 45, in the longitudinal direction of tee girder assembly 100, multiple rows of suspension rod 45 is into arranged in matrix.

Encorbelment combination die 2 interior vertical formwork erection 21, outer vertical formwork erection 22, upper horizontal mould 23 and lower inclination mould 24 using vertical Horizontal intersecting channel-section steel and the steel plate of two sides are welded, and interior vertical frame 31, lower tilt frame 32 and outer vertical frame 33 also use Intersecting channel-section steel is welded in length and breadth.

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

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

Walking combination 5 includes the upper roller seat 51 and lower railway 52 laterally set along tee girder assembly 100, upper roller seat 51 downside is provided with inner recess 511, in the relative roller 53 in the two pairs of end faces of the longitudinal direction of inner recess 511 in tandem, the rolling Take turns and be resisted against on the upside of 53 side faces on the medial surface of the top margin both sides of lower railway 52.The upside of upper roller seat 51 is fixed on the number be arrangeding in parallel On the downside of root crossbeam 42, the downside of lower railway 52 formed using two I-steel weldings is fixed on by pedestal 54 The laterally upside of tee girder assembly 100.

As shown in Fig. 2 bridge is encorbelmented, the construction method of side walk slab's template system, comprises the following steps:

A, it is die-filling

1) first in the assembled arch combined inner mold 1 in the upside of tee girder assembly 100, and 5 vertical support frames 13 and level are propped up Support frame 14 is fixed on the inner side of arch combined inner mold 1 and the laterally upside of tee girder assembly 100 and supports arch combined inner mold 1.

2) and then along the longitudinal direction of tee girder assembly 100, spaced more bottoms of root post 6 are separately fixed at tee girder group On zoarium 100, and the balance longeron 41 for combination die suspension arrangement 4 of encorbelmenting is fixed on the middle part of tee girder assembly 100.

3) interior vertical formwork erection 21, outer vertical formwork erection 22 are separately fixed at the upside of tee girder assembly 100 again and contain arch Combined inner mold 1, then build horizontal mould 23 and the lower assembly for tilting mould 24, completing to encorbelment combination die 2;Then by interior vertical frame 31st, lower tilt frame 32 and outer vertical frame 33 are resisted against in the outside of combination die 2 of encorbelmenting, and pass through corresponding upper connecting rod 34, draw-in bar 35 Arch door shape combined inner mold 1 is fixedly connected integrally with combination die 2 of encorbelmenting with outside link 36.

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

5) suspension rod 45 of three rows is set along the transverse ends of tee girder assembly 100, wherein a suspension rod 45 sequentially passes through The upper longeron 43 in the upside of crossbeam 42 and the lower longeron 44 of the downside of lower tilt frame 35, screw the spiral shell in the lower end of suspension rod 45 after tensioning Mother 46 holds combination die 2 of encorbelmenting by lower longeron 44 and lower tilt frame 35.Another suspension rod 45 sequentially passes through the upside of crossbeam 42 The lower longeron 44 of the upper downside of longeron 43 and operating platform 10, screws the nut 46 in the lower end of suspension rod 45 after tensioning under Longeron 44 has held operating platform 10.Positioned at tee girder assembly 100 away from the 3rd suspension rod on the right-hand member for encorbelmenting combination die 2 45 sequentially pass through the upper longeron 43 in the outside of walking combination 20, tee girder assembly 100 away from the right-hand member of combination die and corresponding of encorbelmenting Lower longeron 44, screw one end that the nut 46 on the suspension rod after tensioning holds crossbeam 42 as crab-bolt.Multiple rows of suspension rod 45 Into rectangular setting, encorbelment combination die 2 and operating platform 10, and the right-hand member of stabilized crossbeam 42 are hung 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 36th, interior vertical formwork erection 21, outer vertical formwork erection 22, upper horizontal mould 23 and lower inclination mould 24, are then removed in arch combined inner mold 1 Several vertical support frames 13 and horizontal support frame 14.

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

C, crossbeam is walked

1) start hoist engine (being not drawn into Fig. 2), pull several crossbeams 42 and upper longeron 43, lower longeron 44, it is vertical in balance Beam 41 is supported with the guiding of upper roller seat 51, carries interior vertical frame 31, lower tilt frame 32, outer vertical frame 33 and the edge of operating platform 10 Tee girder assembly 100 and vertically move 10~40 meters and encorbelment the next concreting region of side walk slab to bridge.

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

Claims (8)

  1. Side walk slab's template system 1. a kind of bridge is encorbelmented, including the arch combined inner mold being supported on tee girder assembly, it is described Arch combined inner mold includes mould and the vertical edges mould of both sides in the level that links into an integrated entity;Also set on the inside of the arch combined inner mold There are several vertical support frames side by side, the upper and lower side of the vertical support frame is respectively supported in level on the inside of mould and tee girder group Between zoarium, two vertical edges moulds are additionally provided with horizontal support frame between inner side;It is characterized in that:Also include stretching out tee girder assembly Outer combination die of encorbelmenting, the combination die of encorbelmenting include interior vertical formwork erection, outer vertical formwork erection, upper horizontal mould and it is intilted under Mould is tilted, interior vertical formwork erection upper end is connected with lower inclination mould low side, and mould is high-end is connected with outer vertical formwork erection lower end for lower inclination;Along T Ellbeam assembly length direction, combination die of encorbelmenting longitudinally are externally provided with combination die take-up device of encorbelmenting, the combination die tension of encorbelmenting Device vertical formwork erection, outer vertical formwork erection and lower inclination mould outside including bearing against, by the more steel weldings intersected in length and breadth Interior vertical frame, lower tilt frame and the outer vertical frame connect, the interior vertical frame, lower tilt frame and outer vertical frame pass through corresponding Arch combined inner mold is fixedly connected integrally by upper connecting rod, draw-in bar and outside link with combination die of encorbelmenting;Combination die of encorbelmenting is hung Device is arranged on the upside for combination die of encorbelmenting, including balance longeron, several spaced crossbeams, several upper longerons, it is several under Longeron and Duo Gen suspension rods, balance longeron are supported in tee girder assembly transverse center and along tee girder assembly Longitudinal extending, OK Combination settings are walked between crossbeam one end and tee girder assembly transverse direction one end and are exceeded away from combination die of encorbelmenting, the crossbeam other end Corresponding tee girder assembly transverse direction other end termination;Several upper longerons are located on the crossbeam other end, and several crossbeam one end are with Portion interval is supported on the upside of corresponding pillar and balance longeron, and several crossbeam other ends are supported on walking and combine upside;In tee girder The transverse direction of assembly is provided with three row's suspension rods, and in the longitudinal direction of tee girder assembly, multiple rows of suspension rod is into arranged in matrix.
  2. Side walk slab's template system 2. bridge according to claim 1 is encorbelmented, it is characterised in that:The arch combined inner mold Level on be respectively equipped with splayed internal model in the middle part of mould and in the middle part of vertical edges mould.
  3. Side walk slab's template system 3. bridge according to claim 1 is encorbelmented, it is characterised in that:The combination die of encorbelmenting Interior vertical formwork erection, outer vertical formwork erection, upper horizontal mould and the lower mould that tilts use channel-section steel intersecting in length and breadth and the weldering of the steel plate of two sides Connect and form;The interior vertical frame, lower tilt frame and outer vertical frame are also welded using channel-section steel intersecting in length and breadth.
  4. Side walk slab's template system 4. bridge according to claim 1 is encorbelmented, it is characterised in that:Outer vertical formwork erection lower end leads to Cross outer vertical frame to be resisted against on the termination of tee girder assembly transverse direction one end, operating platform is vertical with outer vertical frame lower end to be fixedly connected; The operating platform includes the expanded metal lath on the upside of underframe and underframe that channel-section steel intersecting in length and breadth is welded, is set on the outside of operating platform There is security guardrail.
  5. Side walk slab's template system 5. the bridge according to claim 1 or 4 is encorbelmented, it is characterised in that:It is outstanding being each passed through In the suspension rod for choosing three rows of the upper longeron corresponding on the upside of combination die and the lower longeron of downside, wherein a suspension rod is worn successively The upper longeron on the upside of the crossbeam other end and the lower longeron on the downside of lower tilt frame are crossed, screws the spiral shell in the downrod lower end after tensioning It is female that combination die of encorbelmenting is held by lower longeron and lower tilt frame;Another suspension rod sequentially passes through upper longeron and the operation on the upside of crossbeam The lower longeron of platform underside, the nut screwed in the downrod lower end after tensioning hold operating platform by lower longeron;Positioned at T The 3rd suspension rod on the one end of ellbeam assembly away from combination die of encorbelmenting sequentially passes through the upper longeron in walking combination outside, T-shaped Beam assembly one end and corresponding lower longeron away from combination die of encorbelmenting, screw the nut conduct on the suspension rod after tensioning Crab-bolt holds one end of crossbeam;Multiple rows of suspension rod is into rectangular setting.
  6. Side walk slab's template system 6. bridge according to claim 1 is encorbelmented, it is characterised in that:The walking combination includes The upper roller seat and lower railway longitudinally disposed along tee girder assembly, be fixed on the upside of the upper roller seat be arranged in parallel it is several On the downside of crossbeam, the lower railway downside formed using two I-steel weldings is fixed on tee girder assembly by pedestal Longitudinal direction upside.
  7. Side walk slab's template system 7. bridge according to claim 6 is encorbelmented, it is characterised in that:Under the upper roller seat Side is provided with inner recess, in the relative roller in the two pairs of end faces of the longitudinal direction of inner recess in tandem, on the upside of the roller periphery against On the medial surface of lower railway top margin both sides.
  8. The construction method of side walk slab's template system 8. a kind of bridge as claimed in claim 1 is encorbelmented, it is characterised in that:Including Following steps:
    A, it is die-filling
    1) first arch combined inner mold assembled on the upside of tee girder assembly, and several vertical support frames and horizontal support frame are fixed Arch combined inner mold is supported on the inside of arch combined inner mold and on the upside of the transverse direction of tee girder assembly;
    2) it is and then longitudinal along tee girder assembly, spaced more posts bottoms are separately fixed on tee girder assembly, And the balance longeron for combination die suspension arrangement of encorbelmenting is fixed 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 again, then build horizontal mould with Mould is tilted, completes the assembly of combination die of encorbelmenting;Then interior vertical frame, lower tilt frame and outer vertical frame are resisted against combination die of encorbelmenting Outside, arch combined inner mold is fixedly connected integrally with combination die of encorbelmenting by corresponding upper connecting rod, draw-in bar and outside link;
    4) several crossbeam one end and middle part interval are supported on the upside of corresponding pillar and balance longeron, under several crossbeam other ends Installation walking combination, and walking combination is connected several crossbeam one end and tee girder assembly transverse direction one end;On several crossbeams On correspondence position on the downside of side, lower tilt frame and on the downside of operating platform, longeron and lower longeron is respectively welded;
    5) suspension rod of three rows is set along tee girder assembly transverse ends, wherein a suspension rod is sequentially passed through on the upside of crossbeam Lower longeron on the downside of longeron and lower tilt frame, the nut screwed in the downrod lower end after tensioning pass through lower longeron and lower inclination Frame holds combination die of encorbelmenting;Another suspension rod sequentially passes through the lower longeron on the downside of upper longeron and operating platform on the upside of crossbeam, rotation The nut closed in the downrod lower end after tensioning has held operating platform by lower longeron;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 in walking combination outside, tee girder assembly away from encorbelmenting One end of combination die and corresponding lower longeron, the nut screwed on the suspension rod after tensioning hold the one of crossbeam as crab-bolt End;Multiple rows of suspension rod hangs encorbelment combination die and operating platform, and the stabilized crossbeam other end respectively into rectangular setting.
    B, form removal
    1) bridge poured is encorbelmented after side walk slab's concrete curing expires, and removes upper connecting rod, draw-in bar, outside link, interior vertical Formwork erection, outer vertical formwork erection, upper horizontal mould and lower inclination mould, then remove several the vertical support frames and water in arch combined inner mold Flat carriage;
    2) overall dismounting splayed internal model after pulling out arch combined inner mold, then blocked breaking is except horizontal upper mould and vertical edges mould;Connect The suspension rod removed each pillar and hold crossbeam one end;
    C, crossbeam is walked
    1) startup hoist engine, several crossbeams and upper and lower longeron is pulled to be carried interior in the case where the support of balance longeron and upper roller seat are oriented to Vertical frame, lower tilt frame, outer vertical frame and operating platform longitudinally move to bridge along tee girder assembly and encorbelmented 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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