CN105421210A - Rapid assembling type steel box-precast concrete plank bridge structure and construction method thereof - Google Patents

Rapid assembling type steel box-precast concrete plank bridge structure and construction method thereof Download PDF

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Publication number
CN105421210A
CN105421210A CN201510959393.3A CN201510959393A CN105421210A CN 105421210 A CN105421210 A CN 105421210A CN 201510959393 A CN201510959393 A CN 201510959393A CN 105421210 A CN105421210 A CN 105421210A
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CN
China
Prior art keywords
precast concrete
steel
girder
steel box
construction
Prior art date
Application number
CN201510959393.3A
Other languages
Chinese (zh)
Inventor
邢渊
刘钊
陈尧三
卓为顶
王立超
贺志启
Original Assignee
华汇工程设计集团股份有限公司
Priority date (The priority date 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 date listed.)
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Application filed by 华汇工程设计集团股份有限公司 filed Critical 华汇工程设计集团股份有限公司
Priority to CN201510959393.3A priority Critical patent/CN105421210A/en
Publication of CN105421210A publication Critical patent/CN105421210A/en

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Classifications

    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D19/00Structural or constructional details of bridges
    • E01D19/12Grating or flooring for bridges; Fastening railway sleepers or tracks to bridges
    • E01D19/125Grating or flooring for bridges
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D2/00Bridges characterised by the cross-section of their bearing spanning structure
    • E01D2/04Bridges characterised by the cross-section of their bearing spanning structure of the box-girder type
    • 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 relates to a rapid assembling type steel box-precast concrete plank bridge structure and a construction method thereof. The structure comprises a plurality of steel box beams, a precast concrete deck panel and a shear transfer device, wherein the steel box beams are arranged at equal intervals, and every two adjacent steel box beams are connected through a truss type horizontal connector and a solid-web horizontal connector; an upper flange is arranged on the upper portion of each steel box beam, and horizontal connectors are welded between the upper flanges; the precast concrete deck panel is arranged on top of the steel box beams, and the shear transfer device is vertically welded to the upper flanges and inserted into the precast concrete deck panel. According to the structure, the industrial precast degree is high, construction quality is reliable, site assembly is quick, and interference with under-bridge traffic in the construction period is reduced due to the fact that the support-free construction technique is adopted.

Description

A kind of steel case-precast concrete plank bridge construction of quick-assembling and construction method thereof
[technical field]
The present invention relates to a kind of bridge and construction method thereof, be specifically related to a kind of steel case-precast concrete plank bridge construction and construction method thereof of quick-assembling, belong to technical field of bridge engineering.
[background technology]
Steel-concrete composite beam bridge can give full play to Steel concrete material advantage separately, and deck-molding is less, and therefore such bridge is widely used.
After traditional composite beam bridge has normally set up girder steel, set up rack template system, entirely cast-in-place or part cast-in-situ concrete panel.Mainly there is some deficiency following in this kind of structural form: 1. cast-in-place amount is large, speed of application is comparatively slow, construction quality is difficult to ensure; 2. concrete early-age shrinkage easily causes bridge deck to ftracture; 3. working load is comparatively large, need set up support and template.
Therefore, for solving the problems of the technologies described above, necessary steel case-precast concrete plank bridge construction and the construction method thereof providing a kind of quick-assembling of innovation, to overcome described defect of the prior art.
[summary of the invention]
For solving the problem, the object of the present invention is to provide that a kind of speed of application is fast, quality easily controls, the steel of the quick-assembling of good endurance case-precast concrete plank bridge construction.
Another object of the present invention is to the construction method of steel case-precast concrete plank bridge construction that a kind of quick-assembling is provided.
For realizing above-mentioned first object, the technical scheme that the present invention takes is: a kind of steel case-precast concrete plank bridge construction of quick-assembling, and it comprises some steel box-girder, precast concrete bridge deck and Shear transfer device; Wherein, described some steel box-girder are equally arranged, and are connected with steel flanged beam lateral ties by truss-like lateral ties between adjacent steel box-girder; The top of each steel box-girder is provided with top flange, is welded with horizontal connection between top flange; Described precast concrete bridge deck are placed in the top of steel box-girder; Described Shear transfer device is vertically welded on described top flange, and it inserts described precast concrete bridge deck.
Steel case-precast concrete plank the bridge construction of quick-assembling of the present invention is set to further: described steel box-girder adopts open steel box beam, horizontal spacing 3.6m; Described steel box-girder inside is provided with the support of K word.
Steel case-precast concrete plank the bridge construction of quick-assembling of the present invention is set to further: described steel flanged beam lateral ties are positioned at the two ends of steel box-girder; Described truss-like lateral ties are between steel flanged beam lateral ties; The spacing of adjacent two steel flanged beam lateral ties is 6m; Described truss-like lateral ties and steel flanged beam lateral ties adopt high-strength bolt to be connected with steel box-girder.
Steel case-precast concrete plank the bridge construction of quick-assembling of the present invention is set to further: described precast concrete bridge deck are preset with some shear connector slotted eyes, and the position of shear connector slotted eye is corresponding with the position of Shear transfer device; High strength micro expansion mortar is built in described shear connector slotted eye.
Steel case-precast concrete plank the bridge construction of quick-assembling of the present invention is set to further: described precast concrete bridge deck precast block, reserved longitudinal prestressing duct in each precast concrete bridge deck.
Steel case-precast concrete plank the bridge construction of quick-assembling of the present invention is also set to: described Shear transfer device is specially collection bunch formula peg shear connector, and every bunch has 9 pegs.
For realizing above-mentioned second object, the technical scheme that the present invention takes is: a kind of construction method of steel case-precast concrete plank bridge construction of quick-assembling, and it comprises following processing step:
1), at produce in factory steel box-girder (comprising the welding of the support of K word, horizontal connection, Shear transfer device); Be prefabricated in the factory and maintenance precast concrete bridge deck;
2), steel box-girder and precast concrete bridge deck are transported to job site;
3), erection steel box-girder, rear installation truss-like lateral ties in place and steel flanged beam lateral ties;
4), precast concrete bridge deck are laid;
5) seam between precast concrete bridge deck, is built;
6), after seam, water material and reach design strength post-stress bundle;
7), build shear key slotted eye, make girder steel and concrete slab connect into entirety.
Compared with prior art, the present invention has following beneficial effect:
1, have employed full precast concrete bridge deck and collection bunch formula peg shear connector in the present invention, speed of application is accelerated greatly, and construction quality is easily controlled, the endurance quality of structure accesses guarantee;
2, pass through rational tectonic sieving in the present invention, the prefabricated degree of structure structure batch production is high, makes the site operation amount of structure greatly less, reliable construction quality, and on-site consolidation is fast, and adopts erection without scaffolding technology, decreases the interference of construction period to traffic under bridge.
3, in the present invention, structural system is simple, achieve the quick prefabricated assembled of bridge construction, and this bridge construction was easy to safeguard in the later stage, for full Prefabricated composite beam bridge and bridge rapid construction provide feasible scheme, also provided technical guarantee for bridge industrialization and sustainable development.
[accompanying drawing explanation]
Fig. 1 is the three-dimensional exploded view of the steel case-precast concrete plank bridge construction of quick-assembling of the present invention.
Fig. 2 is the transverse cross of the steel case-precast concrete plank bridge construction of quick-assembling of the present invention.
Fig. 3 is the connection plan view in Fig. 1 between steel box-girder.
[detailed description of the invention]
Refer to shown in Figure of description 1 to accompanying drawing 3, the present invention is a kind of steel case-precast concrete plank bridge construction of quick-assembling, and it is made up of a few parts such as some steel box-girder 1, precast concrete bridge deck 8 and Shear transfer devices 7.
Wherein, described some steel box-girder 1 are equally arranged, and are connected with steel flanged beam lateral ties 6 by truss-like lateral ties 5 between adjacent steel box-girder 1.Described steel flanged beam lateral ties 6 are positioned at the two ends of steel box-girder 1; Described truss-like lateral ties 5 are between steel flanged beam lateral ties 6; The spacing of adjacent two steel flanged beam lateral ties 6 is 6m; Described truss-like lateral ties 5 and steel flanged beam lateral ties 6 adopt high-strength bolt to be connected with steel box-girder 1.
Further, the top of each steel box-girder 1 is provided with top flange 2, is welded with horizontal connection 4 between top flange 2.Described steel box-girder 1 adopts open steel box beam, horizontal spacing 3.6m; Described steel box-girder 1 inside is provided with K word support 3, thus increases open steel box beam 1 torsional rigidity.
Described precast concrete bridge deck 8 are placed in the top of steel box-girder 1, it are preset with some shear connector slotted eyes 9, and the position of shear connector slotted eye 9 is corresponding with the position of Shear transfer device 7.Precast concrete bridge deck 8 are laid on after on steel box-girder 1, in shear connector slotted eye 9, build high-strength mortar, and steel box-girder and precast concrete bridge deck are connected into entirety.
Described precast concrete bridge deck 8 precast block, is spliced into entirety at the scene.For preventing laterally being sewn on bridge operation phase cracking, reserved longitudinal prestressing duct 11 in each precast concrete bridge deck 8, so that tensioned prestressing bar, makes to produce the prestressing force being about 2.0MPa in concrete slab.
Steel box-girder 1 and precast concrete bridge deck 8 are connected into overall jointly stressed component by described Shear transfer device 7, and it is vertically welded on described top flange 2, and it inserts described precast concrete bridge deck 8.Described Shear transfer device 7 is specially collection bunch formula peg shear connector 7, and every bunch has 9 pegs.
The construction method of the steel case-precast concrete plank bridge construction of quick-assembling of the present invention, comprises following processing step:
1) welding of K word support 3, horizontal connection 4, Shear transfer device 7, is comprised at produce in factory steel box-girder 1(); Be prefabricated in the factory and maintenance precast concrete bridge deck 8;
2), steel box-girder 1 and precast concrete bridge deck 8 are transported to job site;
3), erection steel box-girder 1, rear installation truss-like lateral ties 5 in place and steel flanged beam lateral ties 6;
4), precast concrete bridge deck 8 are laid;
5) seam between precast concrete bridge deck 8, is built;
6), after seam, water material and reach design strength post-stress bundle;
7), build shear key slotted eye 9, make steel box-girder 1 and concrete slab 8 connect into entirety.
Above detailed description of the invention is only the preferred embodiment of this creation, and not in order to limit this creation, any amendment made within all spirit in this creation and principle, equivalent replacement, improvement etc., within the protection domain that all should be included in this creation.

Claims (7)

1. steel case-precast concrete plank bridge construction of quick-assembling, is characterized in that: comprise some steel box-girder, precast concrete bridge deck and Shear transfer device; Wherein, described some steel box-girder are equally arranged, and are connected with steel flanged beam lateral ties by truss-like lateral ties between adjacent steel box-girder; The top of each steel box-girder is provided with top flange, is welded with horizontal connection between top flange; Described precast concrete bridge deck are placed in the top of steel box-girder; Described Shear transfer device is vertically welded on described top flange, and it inserts described precast concrete bridge deck.
2. the steel case-precast concrete plank bridge construction of quick-assembling as claimed in claim 1, is characterized in that: described steel box-girder adopts open steel box beam, horizontal spacing 3.6m; Described steel box-girder inside is provided with the support of K word.
3., as the steel case-precast concrete plank bridge construction of quick-assembling as claimed in claim 2, it is characterized in that: described steel flanged beam lateral ties are positioned at the two ends of steel box-girder; Described truss-like lateral ties are between steel flanged beam lateral ties; The spacing of adjacent two steel flanged beam lateral ties is 6m; Described truss-like lateral ties and steel flanged beam lateral ties adopt high-strength bolt to be connected with steel box-girder.
4. the steel case-precast concrete plank bridge construction of quick-assembling as claimed in claim 1, it is characterized in that: described precast concrete bridge deck are preset with some shear connector slotted eyes, the position of shear connector slotted eye is corresponding with the position of Shear transfer device; High strength micro expansion mortar is built in described shear connector slotted eye.
5. the steel case-precast concrete plank bridge construction of quick-assembling as claimed in claim 4, is characterized in that: described precast concrete bridge deck precast block, reserved longitudinal prestressing duct in each precast concrete bridge deck.
6. the steel case-precast concrete plank bridge construction of quick-assembling as claimed in claim 1, is characterized in that: described Shear transfer device is specially collection bunch formula peg shear connector, and every bunch has 9 pegs.
7. a construction method for the steel case-precast concrete plank bridge construction of the quick-assembling as described in claim 1 to 6 any one, is characterized in that: comprise following processing step:
1), at produce in factory steel box-girder (comprising the welding of the support of K word, horizontal connection, Shear transfer device); Be prefabricated in the factory and maintenance precast concrete bridge deck;
2), steel box-girder and precast concrete bridge deck are transported to job site;
3), erection steel box-girder, rear installation truss-like lateral ties in place and steel flanged beam lateral ties;
4), precast concrete bridge deck are laid;
5) seam between precast concrete bridge deck, is built;
6), after seam, water material and reach design strength post-stress bundle;
7), build shear key slotted eye, make girder steel and concrete slab connect into entirety.
CN201510959393.3A 2015-12-21 2015-12-21 Rapid assembling type steel box-precast concrete plank bridge structure and construction method thereof CN105421210A (en)

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CN201510959393.3A CN105421210A (en) 2015-12-21 2015-12-21 Rapid assembling type steel box-precast concrete plank bridge structure and construction method thereof

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106087741A (en) * 2016-08-12 2016-11-09 长安大学 A kind of seam bolt connects precast concrete floorings and method for prefabricating
CN106149540A (en) * 2016-07-19 2016-11-23 长安大学 Assembling steel plate composite beam bridge and construction method thereof based on steel reinforced concrete combined bridge deck
CN106835951A (en) * 2017-03-28 2017-06-13 宁波金蛟龙重工钢构有限公司 A kind of replaceable prefabricated assembled combined beam structure and manufacturing process
CN107245934A (en) * 2017-07-31 2017-10-13 哈尔滨工业大学 A kind of assembled steel profiled sheet concrete combined board small box girder
CN109577164A (en) * 2017-07-19 2019-04-05 孟美丽 The installation equipment of bridge and bridge

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Publication number Priority date Publication date Assignee Title
JPH08302619A (en) * 1995-04-30 1996-11-19 Nippon Steel Corp Joint structure for composite members
CN101424073A (en) * 2008-12-04 2009-05-06 中铁大桥局股份有限公司 Bridge deck and steel girder second combination method for whole arch precasted steel-concrete composite continuous box girder
WO2011108781A1 (en) * 2010-03-05 2011-09-09 주식회사 삼현피에프 Manufacturing method of composite steel box girder and construction method of box girder bridge using same
KR20120029625A (en) * 2010-09-17 2012-03-27 변형균 Construction method of steel composite girder bridge applying precast deck
CN202298482U (en) * 2011-06-17 2012-07-04 广东工业大学 Newly-added steel truss-reinforced concrete box girder bridge structure
CN203546589U (en) * 2013-10-24 2014-04-16 同济大学 Steel girder-integral lifting arm prefabricated concrete bridge panel combined girder bridge
CN205295909U (en) * 2015-12-21 2016-06-08 华汇工程设计集团股份有限公司 Combination steel box girder structure of assembling fast

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08302619A (en) * 1995-04-30 1996-11-19 Nippon Steel Corp Joint structure for composite members
CN101424073A (en) * 2008-12-04 2009-05-06 中铁大桥局股份有限公司 Bridge deck and steel girder second combination method for whole arch precasted steel-concrete composite continuous box girder
WO2011108781A1 (en) * 2010-03-05 2011-09-09 주식회사 삼현피에프 Manufacturing method of composite steel box girder and construction method of box girder bridge using same
KR20120029625A (en) * 2010-09-17 2012-03-27 변형균 Construction method of steel composite girder bridge applying precast deck
CN202298482U (en) * 2011-06-17 2012-07-04 广东工业大学 Newly-added steel truss-reinforced concrete box girder bridge structure
CN203546589U (en) * 2013-10-24 2014-04-16 同济大学 Steel girder-integral lifting arm prefabricated concrete bridge panel combined girder bridge
CN205295909U (en) * 2015-12-21 2016-06-08 华汇工程设计集团股份有限公司 Combination steel box girder structure of assembling fast

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106149540A (en) * 2016-07-19 2016-11-23 长安大学 Assembling steel plate composite beam bridge and construction method thereof based on steel reinforced concrete combined bridge deck
CN106087741A (en) * 2016-08-12 2016-11-09 长安大学 A kind of seam bolt connects precast concrete floorings and method for prefabricating
CN106835951A (en) * 2017-03-28 2017-06-13 宁波金蛟龙重工钢构有限公司 A kind of replaceable prefabricated assembled combined beam structure and manufacturing process
CN109577164A (en) * 2017-07-19 2019-04-05 孟美丽 The installation equipment of bridge and bridge
CN107245934A (en) * 2017-07-31 2017-10-13 哈尔滨工业大学 A kind of assembled steel profiled sheet concrete combined board small box girder

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