CN106120561A - A kind of cast-in-situ box girder template construct installation method - Google Patents
A kind of cast-in-situ box girder template construct installation method Download PDFInfo
- Publication number
- CN106120561A CN106120561A CN201610517843.8A CN201610517843A CN106120561A CN 106120561 A CN106120561 A CN 106120561A CN 201610517843 A CN201610517843 A CN 201610517843A CN 106120561 A CN106120561 A CN 106120561A
- Authority
- CN
- China
- Prior art keywords
- template
- pontic
- flange plate
- cast
- flitch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The present invention relates to a kind of cast-in-situ box girder template construct installation method, including: 1) cast-in-situ box girder template construct, cast-in-situ box girder template all uses plain form to make；Chamber template is by the many groups support frame being longitudinally uniformly arranged along it and encloses the peripheral template being located at support frame peripheral and forms；2) cast-in-situ box girder model sheetinstallat；Carry out chamfering one-shot forming outside end template, chamber template, flange plate template and the installation of side template, drip and the pontic edge of a wing successively.In the present invention, cast-in-situ box girder template all uses plain form to make, and has from heavy and light, breadth is big, intensity is high, the demoulding is easy, pour rear surface smooth and beautiful appearance, the advantage such as have good workability, and is more suitable for large bridge construction；Cast-in-situ box girder template construct installation method of the present invention is simple, easy construction, and outside drip and the pontic edge of a wing, chamfering can be one-body molded when pouring, and construction quality is high.
Description
Technical field
The present invention relates to technical field of bridge construction, particularly relate to a kind of cast-in-situ box girder template construct installation method.
Background technology
In bridge construction, the box beam of reinforced concrete structure is divided into prefabricated case beam and cast-in-situ box girder, and wherein cast-in-situ box girder is many
For Large Scale and Continuous bridge construction, its work progress is: bracket basis construction-support installation-end template installation-pre-pressing bracket-
Precompressed unloads-adjusts end template absolute altitude-base plate and web reinforcement and installed under prestressing-side template and interior template (chamber template) peace
Fill-pour template-roof steel bar and installed under prestressing in base plate and web concrete-dismounting-pour concrete roof-health preserving-
Stretch-draw-hole path pressure grouting-end-blocking-support removing.
Be currently used for template many employings steel form of cast-in-situ box girder, its exist from great, seam is many, pours rear surface quality
The best, demoulding difficulty, the shortcoming that the number of turnover is low, service life is short.It addition, when bridge construction, drip and pontic chamfering
Dedicated templates need to be used to construct, and processing cost is high, and work progress is complicated.
Summary of the invention
The invention provides a kind of cast-in-situ box girder template construct installation method, cast-in-situ box girder template all uses plain form
Make, have from heavy and light, breadth is big, intensity is high, the demoulding is easy, pour rear surface smooth and beautiful appearance, the advantage such as have good workability, more
It is suitable for large bridge construction；Cast-in-situ box girder template construct installation method of the present invention is simple, easy construction, drip and
Outside the pontic edge of a wing, chamfering can be one-body molded when pouring, and construction quality is high.
In order to achieve the above object, the present invention realizes by the following technical solutions:
A kind of cast-in-situ box girder template construct installation method, comprises the steps:
1) cast-in-situ box girder template construct；
A, cast-in-situ box girder template include being placed in the end template bottom pontic, are placed in the chamber template within pontic, are placed in bridge
Side template outside body two and be placed in the flange plate template bottom the overhanging end of pontic both sides；Cast-in-situ box girder template all uses clearly
Water template construct, for reducing form joint, the maximum specification preferentially selecting 2440m × 1220mm in the case of being dimensioned for is clear
Water template；
B, end template, side template are plane template, and flange plate template is by the main body template of plane and outside baffle combination
Form, respectively by design size excision forming；
C, chamber template are by the many groups support frame being longitudinally uniformly arranged along it and enclose and be located at the periphery that support frame is peripheral
Template forms；First making support frame, often group support frame is made up of skeleton, perpendicular support and diagonal brace；Skeleton, perpendicular support and diagonal brace are all adopted
Making of flitch, wherein skeleton is by the end to end agent structure forming support frame of multistage flitch, and junction sets respectively and adds
Gu plate is reinforced；Several perpendicular support and the diagonal brace intersected it is uniformly arranged in the agent structure of support frame；To organize between support frame presses more
Anomaly row is fixed on work platforms, is then sequentially fixed at by the plain form being cut to size outside support frame and is formed
Peripheral template；
2) cast-in-situ box girder model sheetinstallat；
The section exposed after being cut by each position template before a, installation uses water-fast phenolic aldehyde series paint brushing three times, as sent out
Existing template surface has cut or scratch, mends brush phenolic paint the most simultaneously；
B, end template are installed；
First carrying out the foundation construction of full framing, then install full framing, full framing uses bowl buckle scaffold, its top
Portion is respectively equipped with adjustable diameter and screw adjusting bar and jacking；Uniformly longitudinally lay I-steel along pontic by jacking, spacing be 0.5～
0.7m；At I-steel top along pontic laterally homogeneous laying flitch, spacing is 0.4～0.5m；End template is laid on flitch；
When laying end template, it is greater than pontic beam bottom width degree along the width that pontic is horizontal, and end template both sides exceed respectively
Sideline, pontic beam bottom side 0.3～0.5m, for installing side template on end template；End template splicing seams to become line in length and breadth, it is to avoid
Fissure of displacement phenomenon occur, the faulting of slab ends height between each piece of end template is less than 1mm；When seam areas pastes sponge adhesive tape in case pouring
Spillage；
After end template is laid, carry out plane setting-out, set a test point along end template vertical, horizontal at interval of 5m, entirely
Planar survey end template vertical, horizontal absolute altitude, is then adjusted to designed elevation according to measurement result by end template；End template Pass line adjustment
After, absolute altitude of detection again, position undesirable to absolute altitude carries out secondary adjustment, wants until meet design comprehensively
Ask；
After end template Pass line adjustment completes, carry out load precompressed；Then end template surface is arranged, check smooth
After degree, splicing seams smooth degree, absolute altitude all meet the requirements, comprehensive brushing releasing agent；
C, chamber model sheetinstallat；
Box beam baseplate reinforcing bar, web reinforcement and beam steel are rib prestressed install after, determine case by surveying setting-out
The centrage of room model sheetinstallat and edge line；Then chamber template is installed；Use galvanized iron sheet to enter at chamber template splicing position
Row is fixing to be connected, it is ensured that the bulk strength of chamber template；
D, flange plate template, side template are installed；
During flange plate model sheetinstallat, adjustable perpendicular support is set bottom it；Below pontic flange plate, the work of full framing top
Longitudinally be uniformly arranged multiple tracks channel-section steel on word steel along pontic, channel-section steel positions with I-steel spot welding, then welded limiting outside channel-section steel
Pole pair channel-section steel plays fixation；The support that adjustable perpendicular support uses top to be provided with adjustable diameter and screw adjusting bar and jacking, jacking is for along pontic
Longitudinally setting up flitch, be transversely provided with thin flitch along pontic between flitch and flange plate template, flange plate template is laid on thin flitch
Inner side；Frame bottom welding cushion block, cushion block realizes fixing supporting role in being clamped on channel-section steel；The outer side shield peace of flange plate template
After dress, to flange plate template complete detection absolute altitude and line style, it is ensured that after the construction of pontic flange plate, line style is attractive in appearance；
Side template is installed；After in-site measurement setting-out, pontic lateral edge line, then installation side is made according to design size
Template；Same use top to be provided with the support of adjustable diameter and screw adjusting bar and jacking as adjustable diagonal bracing, hold out against outside side template along bridge
On the flitch that body is longitudinally disposed, being additionally provided with the thin flitch along pontic horizontally set between flitch and side template, side template is laid on
Inside thin flitch, it is tight that the triangle gap between thin flitch and flitch uses timber wedge to squeeze；Hold out against at channel-section steel bottom adjustable diagonal bracing
Towards the side of side template, side template and end template seam areas paste spillage when sponge adhesive tape prevents from pouring；
Chamfering one-shot forming outside e, drip and the pontic edge of a wing；
Use the pvc pipe of a diameter of 30～40mm, be 2 semi-circular piece along centrage subdivision, in distance flange plate end
At 100～150mm, the pvc pipe cut ends side after cutting open and flange plate template alignment, it is fixed on flange plate template with tingle
Upper surface, drip one-shot forming when pouring bottom the pontic edge of a wing；
Use the pvc pipe of a diameter of 110～120mm, be 4 1/4 circular arc parts along centrage subdivision, by 1/4 circular arc
Part arc surface is fixed on the end of flange plate template upper surface the most respectively with tingle, and outside the pontic edge of a wing, chamfering is pouring
Time one-shot forming.
Compared with prior art, the invention has the beneficial effects as follows:
1) cast-in-situ box girder template all uses plain form to make, and it is lightweight, is more suitable for large bridge construction；Breadth
Greatly, seam quantity can be reduced, improve formwork efficiency；Intensity is high, not warpage, indeformable, do not ftracture, the number of turnover is many, uses the longevity
Life is long, reduces construction cost；Additionally it is compared with steel form, and the demoulding is easy, pours rear surface quality high, and has good workability；
2) cast-in-situ box girder template construct installation method of the present invention is simple, and easy construction, outside drip and the pontic edge of a wing
Side chamfering can be one-body molded when pouring, and construction quality is high.
Accompanying drawing explanation
Fig. 1 is cast-in-situ box girder model sheetinstallat structural representation of the present invention.(pontic transverse section)
Fig. 2 is the A portion enlarged drawing in Fig. 1.
Fig. 3 is the structural representation of support frame of the present invention.
In figure: 1. full framing basis 2. full framing 3. adjustable diameter and screw adjusting bar 4. jacking 5. I-steel 6. flitches 7.
Peripheral template 9. side template 10. of end template 8. chamber template 81. skeleton 82. perpendicular support 83. diagonal brace 84. securing plate 85.
Chamfering 15. channel-section steel 16. outside flange plate template 11. the is adjustable perpendicular support 12. adjustable diagonal bracing 13. drip 14. pontic edge of a wing
The thin flitch of gag lever post 17. pontic 18.
Detailed description of the invention
Below in conjunction with the accompanying drawings the detailed description of the invention of the present invention is described further:
As it is shown in figure 1, a kind of cast-in-situ box girder template construct installation method of the present invention, comprise the steps:
1) cast-in-situ box girder template construct；
A, cast-in-situ box girder template include being placed in the end template 7 bottom pontic 17, be placed in the chamber template 8 within pontic 17,
It is placed in the side template 9 in 17 liang of outsides of pontic and is placed in the flange plate template 10 bottom the overhanging end of pontic 17 both sides；Cast-in-situ box girder
Template all uses plain form to make, for reduce form joint, preferentially select in the case of being dimensioned for 2440m ×
The maximum specification plain form of 1220mm；
B, end template 7, side template 9 are plane template, and flange plate template 10 is by the main body template of plane and outer side shield
Combine, respectively by design size excision forming；
C is as in figure 2 it is shown, chamber template 8 by the many groups support frame being longitudinally uniformly arranged along it and is enclosed and is located at support frame
Peripheral peripheral template 85 forms；First making support frame, often group support frame is made up of skeleton 81, perpendicular support 82 and diagonal brace 83；
Skeleton 81, perpendicular support 82 and diagonal brace 83 all use flitch to make, and wherein skeleton 81 is formed support frame by multistage flitch is end to end
Agent structure, and junction sets securing plate 84 respectively and reinforces；Several perpendicular support 82 it is uniformly arranged in the agent structure of support frame
And the diagonal brace 83 intersected；By spacing parallel it is fixed on organizing support frame work platforms on more, then will be cut to size
Plain form is sequentially fixed at outside support frame and forms peripheral template 85；
2) cast-in-situ box girder model sheetinstallat；
The section exposed after being cut by each position template before a, installation uses water-fast phenolic aldehyde series paint brushing three times, as sent out
Existing template surface has cut or scratch, mends brush phenolic paint the most simultaneously；
B, end template 7 are installed；
Constructing in the basis 1 first carrying out full framing, then installs full framing 2, and full framing 2 uses bowl buckle scaffold,
Its top is respectively equipped with adjustable diameter and screw adjusting bar 3 and jacking 4；I-steel 5, spacing is uniformly longitudinally laid along pontic 17 by jacking 4
It is 0.5～0.7m；At I-steel 5 top along pontic 17 laterally homogeneous laying flitch 6, spacing is 0.4～0.5m；On flitch 6
End template 7 is laid in face；
When laying end template 7, it is greater than pontic beam bottom width degree along the width that pontic 17 is horizontal, and end template 7 both sides are respectively
Beyond sideline, pontic beam bottom side 0.3～0.5m, for installing side template 9 on end template 7；End template 7 splicing seams to become in length and breadth
Line, it is to avoid fissure of displacement phenomenon occur, the faulting of slab ends height between each piece of end template 7 is less than 1mm；Seam areas paste sponge adhesive tape with
Spillage when preventing pouring；
After end template 7 is laid, carry out plane setting-out, set a test point along end template 7 vertical, horizontal at interval of 5m,
Measure end template 7 vertical, horizontal absolute altitude comprehensively, then according to measurement result, end template 7 is adjusted to designed elevation；End template 7 is marked
After height adjustment, absolute altitude of detection again, position undesirable to absolute altitude carries out secondary adjustment, until meet comprehensively
Design requirement；
After end template 7 Pass line adjustment completes, carry out load precompressed；Then end template 7 surface is arranged, check smooth
After degree, splicing seams smooth degree, absolute altitude all meet the requirements, comprehensive brushing releasing agent；
C, chamber template 8 are installed；
Box beam baseplate reinforcing bar, web reinforcement and beam steel are rib prestressed install after, determine case by surveying setting-out
The centrage of room template 8 installation and edge line；Then chamber template 8 is installed；Splice position in chamber template 8 and use galvanized iron sheet
It is fixedly connected, it is ensured that the bulk strength of chamber template 8；
D, flange plate template 10, side template 9 are installed；
When flange plate template 10 is installed, adjustable perpendicular support 11 is set bottom it；Below pontic 17 flange plate, full framing
Longitudinally be uniformly arranged multiple tracks channel-section steel 15 on 2 top I-steel 5 along pontic 17, channel-section steel 15 positions with I-steel spot welding, then at groove
Outside steel 15, welded limiting bar 16 is to 15 fixations of channel-section steel；Adjustable perpendicular support 11 uses top to be provided with adjustable diameter and screw adjusting bar 3 and top
The support of torr 4, jacking 4 for longitudinally setting up flitch 6 along pontic 17, horizontal along pontic 17 between flitch 6 and flange plate template 10
Being provided with thin flitch 18, flange plate template 10 is laid on inside thin flitch 18；Frame bottom welding cushion block, cushion block is clamped on channel-section steel 15
Supporting role is fixed in interior realization；After the outer side shield of flange plate template 10 installs, to flange plate template 10 complete detection mark
Height and line style, it is ensured that after the construction of pontic 17 flange plate, line style is attractive in appearance；
Side template 9 is installed；After in-site measurement setting-out, make pontic 17 lateral edge line according to design size, then install
Side template 9；Same use top to be provided with the support of adjustable diameter and screw adjusting bar 3 and jacking 4 as adjustable diagonal bracing 12, hold out against at side template 9
Outside, along the longitudinally disposed flitch 6 of pontic 17, is additionally provided with the thin wood along pontic 17 horizontally set between flitch 6 and side template 9
Side 18, side template 9 is laid on inside thin flitch 18, and it is tight that the triangle gap between thin flitch 18 and flitch 6 uses timber wedge to squeeze；Can
Holding out against the side towards side template 9 at channel-section steel 15 bottom oblique adjusting support 12, side template 9 pastes sponge with end template 7 seam areas
Spillage when adhesive tape prevents from pouring；
Chamfering 14 one-shot forming outside e, drip 13 and the pontic edge of a wing；
Use the pvc pipe of a diameter of 30～40mm, be 2 semi-circular piece along centrage subdivision, in distance flange plate end
At 100～150mm, aliging with flange plate template 10 in the pvc pipe cut ends side after cutting open, is fixed on edge of a wing template die with tingle
Plate 10 upper surface, drip 13 one-shot forming when pouring bottom pontic 17 edge of a wing；
Use the pvc pipe of a diameter of 110～120mm, be 4 1/4 circular arc parts along centrage subdivision, by 1/4 circular arc
Part arc surface is fixed on the end of flange plate template 10 upper surface the most respectively with tingle, chamfering 14 outside pontic 17 edge of a wing
The one-shot forming when pouring.
The above, the only present invention preferably detailed description of the invention, but protection scope of the present invention is not limited thereto,
Any those familiar with the art in the technical scope that the invention discloses, according to technical scheme and
Inventive concept equivalent or change in addition, all should contain within protection scope of the present invention.
Claims (1)
1. a cast-in-situ box girder template construct installation method, it is characterised in that comprise the steps:
1) cast-in-situ box girder template construct；
A, cast-in-situ box girder template include being placed in the end template bottom pontic, are placed in the chamber template within pontic, are placed in pontic two
Outside side template and be placed in the flange plate template bottom the overhanging end of pontic both sides；Cast-in-situ box girder template all uses clear water mould
Plate makes, and for reducing form joint, preferentially selects the maximum specification clear water mould of 2440m × 1220mm in the case of being dimensioned for
Plate；
B, end template, side template are plane template, and flange plate template is formed by main body template and the outside baffle combination of plane,
Respectively by design size excision forming；
C, chamber template are by the many groups support frame being longitudinally uniformly arranged along it and enclose and be located at the peripheral template that support frame is peripheral
Composition；First making support frame, often group support frame is made up of skeleton, perpendicular support and diagonal brace；Skeleton, perpendicular support and diagonal brace all use wood
Side makes, and wherein skeleton is by the end to end agent structure forming support frame of multistage flitch, and junction sets securing plate respectively
Reinforce；Several perpendicular support and the diagonal brace intersected it is uniformly arranged in the agent structure of support frame；To organize more support frame press between anomaly
Row is fixed on work platforms, is then sequentially fixed at by the plain form being cut to size outside support frame and forms periphery
Template；
2) cast-in-situ box girder model sheetinstallat；
The section exposed after being cut by each position template before a, installation uses water-fast phenolic aldehyde series paint brushing three times, as found mould
There are cut or scratch in plate surface, mends brush phenolic paint the most simultaneously；
B, end template are installed；
First carrying out the foundation construction of full framing, then install full framing, full framing uses bowl buckle scaffold, and its top is divided
It is not provided with adjustable diameter and screw adjusting bar and jacking；Uniformly longitudinally laying I-steel by jacking along pontic, spacing is 0.5～0.7m；?
I-steel top is 0.4～0.5m along pontic laterally homogeneous laying flitch, spacing；End template is laid on flitch；
When laying end template, it is greater than pontic beam bottom width degree along the width that pontic is horizontal, and end template both sides are respectively beyond pontic
Sideline, beam bottom side 0.3～0.5m, for installing side template on end template；End template splicing seams to become line in length and breadth, it is to avoid occurs
Fissure of displacement phenomenon, the faulting of slab ends height between each piece of end template is less than 1mm；Seam areas pastes sponge adhesive tape in case pouring hourglass
Slurry；
After end template is laid, carry out plane setting-out, set a test point along end template vertical, horizontal at interval of 5m, survey comprehensively
Amount end template vertical, horizontal absolute altitude, is then adjusted to designed elevation according to measurement result by end template；End template Pass line adjustment is complete
After, absolute altitude of detection again, position undesirable to absolute altitude carries out secondary adjustment, until meet design requirement comprehensively；
After end template Pass line adjustment completes, carry out load precompressed；Then end template surface is arranged, check flatness, spelling
After seam smooth degree, absolute altitude all meet the requirements, comprehensive brushing releasing agent；
C, chamber model sheetinstallat；
Box beam baseplate reinforcing bar, web reinforcement and beam steel are rib prestressed install after, determine chamber mould by surveying setting-out
The centrage of plate installation and edge line；Then chamber template is installed；Galvanized iron sheet is used to carry out at chamber template splicing position solid
Fixed connection, it is ensured that the bulk strength of chamber template；
D, flange plate template, side template are installed；
During flange plate model sheetinstallat, adjustable perpendicular support is set bottom it；Below pontic flange plate, the I-steel of full framing top
On be longitudinally uniformly arranged multiple tracks channel-section steel along pontic, channel-section steel positions with I-steel spot welding, then welded limiting pole pair outside channel-section steel
Channel-section steel plays fixation；The support that adjustable perpendicular support uses top to be provided with adjustable diameter and screw adjusting bar and jacking, jacking is for along pontic longitudinally
Setting up flitch, be transversely provided with thin flitch along pontic between flitch and flange plate template, flange plate template is laid on inside thin flitch；
Frame bottom welding cushion block, cushion block realizes fixing supporting role in being clamped on channel-section steel；The outer side shield of flange plate template installs
Bi Hou, to flange plate template complete detection absolute altitude and line style, it is ensured that after the construction of pontic flange plate, line style is attractive in appearance；
Side template is installed；After in-site measurement setting-out, pontic lateral edge line, then installation side template is made according to design size；
Same use top to be provided with the support of adjustable diameter and screw adjusting bar and jacking as adjustable diagonal bracing, hold out against outside side template along pontic longitudinally
On the flitch arranged, being additionally provided with the thin flitch along pontic horizontally set between flitch and side template, side template is laid on thin flitch
Inner side, it is tight that the triangle gap between thin flitch and flitch uses timber wedge to squeeze；Hold out against bottom adjustable diagonal bracing at channel-section steel towards side
The side of template, side template and end template seam areas paste spillage when sponge adhesive tape prevents from pouring；
Chamfering one-shot forming outside e, drip and the pontic edge of a wing；
Use the pvc pipe of a diameter of 30～40mm, be 2 semi-circular piece along centrage subdivision, distance flange plate end 100～
At 150mm, the pvc pipe cut ends side after cutting open and flange plate template alignment, it is fixed on table in flange plate template with tingle
Face, drip one-shot forming when pouring bottom the pontic edge of a wing；
Use the pvc pipe of a diameter of 110～120mm, be 4 1/4 circular arc parts along centrage subdivision, by 1/4 circular arc part circle
Cambered surface is fixed on the end of flange plate template upper surface the most respectively with tingle, and outside the pontic edge of a wing, chamfering is when pouring one
Secondary molding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610517843.8A CN106120561B (en) | 2016-07-04 | 2016-07-04 | A kind of cast-in-situ box girder template construct installation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610517843.8A CN106120561B (en) | 2016-07-04 | 2016-07-04 | A kind of cast-in-situ box girder template construct installation method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106120561A true CN106120561A (en) | 2016-11-16 |
| CN106120561B CN106120561B (en) | 2017-09-26 |
Family
ID=57468242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610517843.8A Active CN106120561B (en) | 2016-07-04 | 2016-07-04 | A kind of cast-in-situ box girder template construct installation method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106120561B (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106758821A (en) * | 2016-11-22 | 2017-05-31 | 中建四局第五建筑工程有限公司 | The method of cast-in-situ box girder side form support and its box girder formwork support meanss of use |
| CN107245955A (en) * | 2017-08-06 | 2017-10-13 | 中国水利水电第七工程局成都水电建设工程有限公司 | A kind of band translation sliding formwork spirally falls the cast-in-place beam forms of rack supporting device |
| CN107791368A (en) * | 2017-11-03 | 2018-03-13 | 福州大学 | Fixed integral prefabricated box girder formwork structure and its construction method |
| CN108660930A (en) * | 2018-04-28 | 2018-10-16 | 中交航局第工程有限公司 | A kind of end template integral hoisting method |
| CN109112958A (en) * | 2018-09-06 | 2019-01-01 | 山西省交通科学研究院 | A kind of bridge drips slot device |
| CN111608091A (en) * | 2020-05-27 | 2020-09-01 | 中交路桥建设有限公司 | Cast-in-place box girder cantilever support and mounting method thereof |
| CN112227522A (en) * | 2020-10-26 | 2021-01-15 | 温州展业建设工程有限公司 | Construction method for integrally cast building house |
| CN112482236A (en) * | 2020-12-08 | 2021-03-12 | 龙信建设集团有限公司 | Viaduct box type cast-in-place concrete beam formwork support system and installation method thereof |
| CN113215998A (en) * | 2021-05-20 | 2021-08-06 | 中国十七冶集团有限公司 | Cast-in-place box girder wing plate position template precision control structure and construction method thereof |
| CN114441307A (en) * | 2021-12-29 | 2022-05-06 | 中铁二十局集团有限公司 | Support pre-pressing method |
| CN114717952A (en) * | 2022-03-18 | 2022-07-08 | 中庆建设有限责任公司 | Multi-chamber arch ring assembled formwork and construction method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201400996Y (en) * | 2009-04-14 | 2010-02-10 | 中铁二十一局集团有限公司 | Construction frame of post-pouring flange plate |
| CN102108677A (en) * | 2010-12-31 | 2011-06-29 | 青建集团股份公司 | Detachment-free construction method for internal framework of box beam |
| CN104493961A (en) * | 2014-12-10 | 2015-04-08 | 中交第二航务工程局有限公司 | Prefabricated formwork system for variable-width multi-box corrugated steel web box beams |
| CN204875533U (en) * | 2015-07-08 | 2015-12-16 | 杭州江润科技有限公司 | Flat cast -in -place case roof beam of curve combination section variable cross section mode structure of indulging |
| KR200479355Y1 (en) * | 2015-07-15 | 2016-01-19 | 케이블텍 주식회사 | The formwork of PSC box girder that is installed struts |
-
2016
- 2016-07-04 CN CN201610517843.8A patent/CN106120561B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201400996Y (en) * | 2009-04-14 | 2010-02-10 | 中铁二十一局集团有限公司 | Construction frame of post-pouring flange plate |
| CN102108677A (en) * | 2010-12-31 | 2011-06-29 | 青建集团股份公司 | Detachment-free construction method for internal framework of box beam |
| CN104493961A (en) * | 2014-12-10 | 2015-04-08 | 中交第二航务工程局有限公司 | Prefabricated formwork system for variable-width multi-box corrugated steel web box beams |
| CN204875533U (en) * | 2015-07-08 | 2015-12-16 | 杭州江润科技有限公司 | Flat cast -in -place case roof beam of curve combination section variable cross section mode structure of indulging |
| KR200479355Y1 (en) * | 2015-07-15 | 2016-01-19 | 케이블텍 주식회사 | The formwork of PSC box girder that is installed struts |
Non-Patent Citations (1)
| Title |
|---|
| 徐伟等: "超高大跨度预应力清水混凝土梁板施工技术", 《建筑施工》 * |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106758821A (en) * | 2016-11-22 | 2017-05-31 | 中建四局第五建筑工程有限公司 | The method of cast-in-situ box girder side form support and its box girder formwork support meanss of use |
| CN107245955A (en) * | 2017-08-06 | 2017-10-13 | 中国水利水电第七工程局成都水电建设工程有限公司 | A kind of band translation sliding formwork spirally falls the cast-in-place beam forms of rack supporting device |
| CN107791368A (en) * | 2017-11-03 | 2018-03-13 | 福州大学 | Fixed integral prefabricated box girder formwork structure and its construction method |
| CN108660930A (en) * | 2018-04-28 | 2018-10-16 | 中交航局第工程有限公司 | A kind of end template integral hoisting method |
| CN109112958A (en) * | 2018-09-06 | 2019-01-01 | 山西省交通科学研究院 | A kind of bridge drips slot device |
| CN111608091A (en) * | 2020-05-27 | 2020-09-01 | 中交路桥建设有限公司 | Cast-in-place box girder cantilever support and mounting method thereof |
| CN112227522A (en) * | 2020-10-26 | 2021-01-15 | 温州展业建设工程有限公司 | Construction method for integrally cast building house |
| CN112482236A (en) * | 2020-12-08 | 2021-03-12 | 龙信建设集团有限公司 | Viaduct box type cast-in-place concrete beam formwork support system and installation method thereof |
| CN113215998A (en) * | 2021-05-20 | 2021-08-06 | 中国十七冶集团有限公司 | Cast-in-place box girder wing plate position template precision control structure and construction method thereof |
| CN114441307A (en) * | 2021-12-29 | 2022-05-06 | 中铁二十局集团有限公司 | Support pre-pressing method |
| CN114717952A (en) * | 2022-03-18 | 2022-07-08 | 中庆建设有限责任公司 | Multi-chamber arch ring assembled formwork and construction method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106120561B (en) | 2017-09-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106120561B (en) | A kind of cast-in-situ box girder template construct installation method | |
| CN205839568U (en) | A kind of cast-in-situ box girder model sheetinstallat structure | |
| CN110409799B (en) | Wind tunnel fair-faced concrete construction process | |
| CN106592775B (en) | A kind of high-accuracy built-in fitting reinforces mounting device and method, purposes | |
| CN210712751U (en) | Aqueduct trough body post-cast strip concrete formwork mounting structure | |
| CN106065681A (en) | Superimposed sheet hoard strip construction method in a kind of overall assembled architecture based on BIM technology | |
| CN104196055A (en) | Construction method for frameworks on lower portion of basement exterior wall | |
| CN103603494B (en) | A kind of ultra-thin steel truss sloping core construction method and formwork structure | |
| CN213774040U (en) | Assembled superimposed sheet that compoboard held in palm | |
| CN201011127Y (en) | Suspended steel wood combined template | |
| CN112267609A (en) | Assembled laminated slab of combined plate support and mounting method | |
| CN203640278U (en) | Stair construction die shelf | |
| CN212154127U (en) | Roof post-cast strip quick detach bearing structure | |
| CN219080981U (en) | Non-support fixing device for post-pouring strip of superimposed sheet | |
| CN102121312B (en) | Construction process for concrete bargeboard in pseudo-classic architecture | |
| CN115070935B (en) | High pile wharf precast bridge approach box girder steel bar binding and positioning device | |
| CN208304264U (en) | I-steel processes mould bases group | |
| CN213297136U (en) | Assembled steel construction house steel bar truss building carrier plate bearing structure | |
| CN202220439U (en) | Combined steel formwork of integral stair tread | |
| CN211221315U (en) | Steel bar positioning tool for concrete pouring | |
| CN113136997A (en) | Supporting device and supporting method for zigzag floor structure | |
| CN112031403A (en) | Detachable bottom plate support for steel bar quilting frame floor support plate | |
| CN110700594A (en) | Simple floor thickness and levelness control tool | |
| CN204781932U (en) | Superelevation zhongting concrete beam shaped steel formwork support platform | |
| CN203742167U (en) | Suspended formwork erecting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |