CN102733299A - Novel assembly type steel concrete simple supported slab bridge hinge joint and construction method thereof - Google Patents

Novel assembly type steel concrete simple supported slab bridge hinge joint and construction method thereof Download PDF

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Publication number
CN102733299A
CN102733299A CN2012102424466A CN201210242446A CN102733299A CN 102733299 A CN102733299 A CN 102733299A CN 2012102424466 A CN2012102424466 A CN 2012102424466A CN 201210242446 A CN201210242446 A CN 201210242446A CN 102733299 A CN102733299 A CN 102733299A
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reinforced concrete
long limit
concrete prefabricated
concave groove
slab bridge
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CN2012102424466A
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CN102733299B (en
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陈宝春
黄冀卓
韦建刚
吴庆雄
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Fuzhou University
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Fuzhou University
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Abstract

本发明涉及一种新型装配式钢筋混凝土简支板桥铰缝,包括若干块钢筋混凝土预制板,所述钢筋混凝土预制板的长边一侧设置有横向凸条,其长边另一侧设置有与相邻钢筋混凝土预制板的横向凸条插入式搭接的横向凹槽;所述横向凹槽的上部板块与相邻钢筋混凝土预制板的长边一侧及其横向凸条之间间隙配合以形成铰缝空隙,所述铰缝空隙内填充有微膨胀混凝土。本发明还涉及一种新型装配式钢筋混凝土简支板桥铰缝的施工方法。本发明克服了传统企口式混凝土铰缝的施工复杂、受力不明确和维护困难等缺点,具有施工简单、受力明确可靠和后期易于维护等优点和特点。

Figure 201210242446

The invention relates to a new hinged joint of an assembled reinforced concrete simply supported slab bridge, which comprises several prefabricated reinforced concrete slabs, one side of the long side of the reinforced concrete prefabricated slab is provided with a transverse convex line, and the other side of the long side is provided with a A transverse groove that overlaps with the transverse ridge of the adjacent reinforced concrete prefabricated slab; the upper plate of the transverse groove fits with the long side of the adjacent reinforced concrete prefabricated slab and the gap between the transverse ridges to A hinged gap is formed, and the hinged gap is filled with slightly expansive concrete. The invention also relates to a construction method for a hinge joint of a novel assembled reinforced concrete simply supported slab bridge. The invention overcomes the disadvantages of complex construction, unclear force and difficult maintenance of the traditional groove-and-groove concrete joint, and has the advantages and characteristics of simple construction, clear and reliable force, and easy maintenance in the later stage.

Figure 201210242446

Description

A kind of novel assembled steel reinforced concrete Supported Slab Bridge hinge seam and job practices thereof
Technical field
The present invention relates to a kind of novel assembled steel reinforced concrete Supported Slab Bridge hinge seam, belong to the building building technology field.
Background technology
Assembled steel reinforced concrete Supported Slab Bridge is that structure is the most a kind of in all bridge constructions, owing to its easy construction, simple structure, in the medium and small span bridge, has obtained using more widely.Whole for the assembling plate is formed, bear vehicular load jointly, between plate, must have the structure of horizontal connection, using maximum horizontal methods of attachment at present is to adopt groove and tognue type concrete hinge to connect.The groove and tognue type concrete mode of being hinged is to lift the back that puts in place at slab bridge to reserve notch (opening shape of notch can be circle, rectangle, prismatic and infundibulate etc.) layout distributing bar and placing of concrete, treats can be open to traffic after the new concrete that waters reaches design strength.Factual survey to building assembled steel reinforced concrete Supported Slab Bridge is found, groove and tognue type concrete hinge seam ubiquity damage phenomenon is in various degree stitched concrete cracking, breakage, peeled off and cut with scissors seam distributing bar fracture etc. like hinge.The damage of hinge seam can reduce the globality of assembled steel reinforced concrete Supported Slab Bridge, causes the variation of slab bridge load cross direction profiles, and the load that the part plate-girder is born sharply increases, and causes the safety of slab bridge to reduce.
Summary of the invention
Deficiency in view of prior art; The object of the present invention is to provide a kind of novel assembled steel reinforced concrete Supported Slab Bridge hinge seam and job practices thereof, this novel assembled steel reinforced concrete Supported Slab Bridge hinge seam has improved the reliability that assembled steel reinforced concrete Supported Slab Bridge laterally connects.
To achieve these goals; Technical scheme one of the present invention is a kind of novel assembled steel reinforced concrete Supported Slab Bridge hinge seam; Comprise some reinforced concrete prefabricated boards; Long limit one side of said reinforced concrete prefabricated board is provided with horizontal raised line, and its long limit opposite side is provided with the transverse concave groove with the horizontal raised line plug-in type overlap joint of adjacent reinforced concrete prefabricated board; Matched in clearance is to form hinge seam space between long limit one side of the top plate of said transverse concave groove and adjacent reinforced concrete prefabricated board and the horizontal raised line thereof, and said hinge seam is filled with slightly expanded concrete in the space.
Further, said horizontal raised line is arranged at the middle part of long limit one side, makes long limit one side of reinforced concrete prefabricated board be convex shape.
Further, the top plate of said transverse concave groove is than short 15 mm of bottom plate ~ 20mm.
Further, the downside of said top plate be become with horizontal plane 5 ° of angles and by in the transverse concave groove outwards, inclined downward.
To achieve these goals; Technical scheme two of the present invention is job practicess of a kind of novel assembled steel reinforced concrete Supported Slab Bridge hinge seam; Carry out according to the following steps: (1) makes some reinforced concrete prefabricated boards; Long limit one side of said reinforced concrete prefabricated board is provided with horizontal raised line, and its long limit opposite side is provided with transverse concave groove; (2) transverse concave groove that the horizontal raised line of each piece reinforced concrete prefabricated board is adjacent reinforced concrete prefabricated board inserts overlap joint mutually, long limit one side of the top plate of said transverse concave groove and adjacent reinforced concrete prefabricated board and laterally between the raised line matched in clearance to form hinge seam space; (3) carry out encapsulation process toward hinge seam gap perfusion slightly expanded concrete.
Further, the horizontal raised line in the step (1) is arranged at the middle part of long limit one side so that long limit one side of reinforced concrete prefabricated board is convex shape.
Further, the top plate of the transverse concave groove in the step (1) is than short 15 mm of bottom plate ~ 20mm.
Further, the downside of said top plate be become with horizontal plane 5 ° of angles and by in the transverse concave groove outwards, inclined downward.
Compared with prior art; The present invention has the following advantages: complicated, the stressed shortcoming such as indeterminate and difficult in maintenance of the construction that this novel assembled steel reinforced concrete Supported Slab Bridge hinge seam has overcome traditional groove and tognue type concrete hinge seam has simple, stressed clear and definite reliable and later stage of construction to be easy to advantage and characteristics such as maintenance.
Description of drawings
Fig. 1 is the front view of the embodiment of the invention.
Fig. 2 is the front view of reinforced concrete prefabricated board.
Fig. 3 is the vertical view of reinforced concrete prefabricated board.
Fig. 4 is the enlarged drawing at A place among Fig. 2.
Among the figure: 1-reinforced concrete prefabricated board, the horizontal raised line of 1-1-, 1-2-transverse concave groove, 2-slightly expanded concrete, 3-hinge seam space, 4-top plate, 5-bottom plate.
The specific embodiment
For letting the above-mentioned feature and advantage of the present invention can be more obviously understandable, hereinafter is special lifts embodiment, and conjunction with figs., elaborates as follows.
With reference to figure 1 ~ 4; A kind of novel assembled steel reinforced concrete Supported Slab Bridge hinge seam; Comprise some reinforced concrete prefabricated boards 1; Long limit one side of said reinforced concrete prefabricated board 1 is provided with horizontal raised line 1-1, and its long limit opposite side is provided with the transverse concave groove 1-2 with the horizontal raised line 1-1 plug-in type overlap joint of adjacent reinforced concrete prefabricated board 1, and said reinforced concrete prefabricated board 1, laterally raised line 1-1 and transverse concave groove 1-2 are that formed by integrally casting forms; Matched in clearance is to form hinge seam space 3 between long limit one side of the top plate 4 of said transverse concave groove 1-2 and adjacent reinforced concrete prefabricated board 1 and the horizontal raised line 1-1 thereof, and said hinge seam is filled with slightly expanded concrete 2 in the space 3.
In the present embodiment, said horizontal raised line 1-1 is arranged at the middle part of long limit one side, makes long limit one side of reinforced concrete prefabricated board 1 be convex shape.In order to guarantee to cut with scissors the density of seam; The top plate 4 of said transverse concave groove 1-2 is than bottom plate 5 indentation t=(15 ~ 20) mm; The downside of said top plate 4 be become with horizontal plane a angle and by in the transverse concave groove 1-2 outwards, inclined downward, a value is got 5 °.
With reference to figure 1 ~ 4; A kind of job practices of novel assembled steel reinforced concrete Supported Slab Bridge hinge seam; Carry out according to the following steps: (1) makes some reinforced concrete prefabricated boards 1; Long limit one side of said reinforced concrete prefabricated board 1 is provided with horizontal raised line 1-1, and its long limit opposite side is provided with transverse concave groove 1-2; (2) the transverse concave groove 1-2 that the horizontal raised line 1-1 of each piece reinforced concrete prefabricated board 1 is adjacent reinforced concrete prefabricated board 1 inserts overlap joint mutually, can realize the horizontal connection of two reinforced concrete prefabricated boards 1 easily; Matched in clearance is to form hinge seam space 3 between long limit one side of the top plate 4 of said transverse concave groove 1-2 and adjacent reinforced concrete prefabricated board 1 and the horizontal raised line 1-1 thereof; (3) carry out encapsulation process toward hinge seam 3 places, space perfusion slightly expanded concrete 2.
In the present embodiment, the horizontal raised line 1-1 in the step (1) is arranged at the middle part of long limit one side, makes long limit one side of reinforced concrete prefabricated board 1 be convex shape.In order to guarantee to cut with scissors the density of seam; The top plate 4 of transverse concave groove 1-2 in the step (1) is than bottom plate 5 indentation t=(15 ~ 20) mm; The downside of said top plate 4 be become with horizontal plane a angle and by in the transverse concave groove 1-2 outwards, inclined downward, a value is got 5 °.
The above is merely preferred embodiment of the present invention, and all equalizations of doing according to claim of the present invention change and modify, and all should belong to covering scope of the present invention.

Claims (8)

1. a novel assembled steel reinforced concrete Supported Slab Bridge hinge is stitched; Comprise some reinforced concrete prefabricated boards; It is characterized in that: long limit one side of said reinforced concrete prefabricated board is provided with horizontal raised line, and its long limit opposite side is provided with the transverse concave groove with the horizontal raised line plug-in type overlap joint of adjacent reinforced concrete prefabricated board; Matched in clearance is to form hinge seam space between long limit one side of the top plate of said transverse concave groove and adjacent reinforced concrete prefabricated board and the horizontal raised line thereof, and said hinge seam is filled with slightly expanded concrete in the space.
2. a kind of novel assembled steel reinforced concrete Supported Slab Bridge hinge seam according to claim 1, it is characterized in that: said horizontal raised line is arranged at the middle part of long limit one side, makes long limit one side of reinforced concrete prefabricated board be convex shape.
3. a kind of novel assembled steel reinforced concrete Supported Slab Bridge hinge seam according to claim 1, it is characterized in that: the top plate of said transverse concave groove is than short 15 mm of bottom plate ~ 20mm.
4. a kind of novel assembled steel reinforced concrete Supported Slab Bridge hinge seam according to claim 3 is characterized in that: the downside of said top plate be become with horizontal plane 5 ° of angles and by in the transverse concave groove outwards, inclined downward.
5. a novel assembled steel reinforced concrete Supported Slab Bridge is cut with scissors the job practices of stitching; It is characterized in that; Carry out according to the following steps: (1) makes some reinforced concrete prefabricated boards; Long limit one side of said reinforced concrete prefabricated board is provided with horizontal raised line, and its long limit opposite side is provided with transverse concave groove; (2) transverse concave groove that the horizontal raised line of each piece reinforced concrete prefabricated board is adjacent reinforced concrete prefabricated board inserts overlap joint mutually, long limit one side of the top plate of said transverse concave groove and adjacent reinforced concrete prefabricated board and laterally between the raised line matched in clearance to form hinge seam space; (3) carry out encapsulation process toward hinge seam gap perfusion slightly expanded concrete.
6. the job practices of a kind of novel assembled steel reinforced concrete Supported Slab Bridge hinge seam according to claim 5, it is characterized in that: the horizontal raised line in the step (1) is arranged at the middle part of long limit one side so that long limit one side of reinforced concrete prefabricated board is convex shape.
7. the job practices of a kind of novel assembled steel reinforced concrete Supported Slab Bridge hinge seam according to claim 5, it is characterized in that: the top plate of the transverse concave groove in the step (1) is than short 15 mm of bottom plate ~ 20mm.
8. the job practices of a kind of novel assembled steel reinforced concrete Supported Slab Bridge hinge seam according to claim 7 is characterized in that: the downside of said top plate be become with horizontal plane 5 ° of angles and by in the transverse concave groove outwards, inclined downward.
CN201210242446.6A 2012-07-13 2012-07-13 A kind of assembled steel reinforced concrete Supported Slab Bridge hinge seam and construction method thereof Expired - Fee Related CN102733299B (en)

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103541301A (en) * 2013-10-15 2014-01-29 福州大学 Hinge joint structure with perforated steel plate and construction method of hinge joint structure
CN103758033A (en) * 2013-12-30 2014-04-30 郑州大学 Integrated assembly type hollow slab bridge and construction method thereof
CN103835228A (en) * 2014-02-28 2014-06-04 华南理工大学 Prefabricated section type concrete bridge joint structure and butt joint method thereof
CN106320184A (en) * 2016-09-30 2017-01-11 重庆大学 Novel fabricated bridge construction method
CN108360377A (en) * 2018-03-09 2018-08-03 滨州职业学院 A kind of assembled steel reinforced concrete Supported Slab Bridge hinge seam and its construction method
CN109056542A (en) * 2018-08-29 2018-12-21 温利军 A kind of supporting bracket of bridge construction and its application method
CN109610312A (en) * 2018-12-26 2019-04-12 北京工业大学 Prefabricated assembly bridge deck based on X-shaped prestressed tendon connection

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109518599A (en) * 2018-12-17 2019-03-26 扬州大学 A kind of inclined hollow slab bridge of hinge seam

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JPH11124820A (en) * 1997-10-20 1999-05-11 Nippon Light Metal Co Ltd Building slabs
CN2477701Y (en) * 2001-05-24 2002-02-20 周志祥 Connecting structure of bridge having simple support varied as continuation
CN102296546A (en) * 2011-06-02 2011-12-28 河南省交通工程加固有限责任公司 Treatment scheme of hollow slab bridge hinge joint defects and construction process thereof
CN102561169A (en) * 2012-03-06 2012-07-11 郑州大学 Hollow slab bridge and construction method thereof
CN202705893U (en) * 2012-07-13 2013-01-30 福州大学 Novel assembly type reinforced concrete simply supported slab bridge hinge joint

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Publication number Priority date Publication date Assignee Title
EP0603060A1 (en) * 1992-12-15 1994-06-22 Societe Des Autoroutes Du Nord Et De L'est De La France Prefabricated plate and method for making a bridge using such plates
JPH11124820A (en) * 1997-10-20 1999-05-11 Nippon Light Metal Co Ltd Building slabs
CN2477701Y (en) * 2001-05-24 2002-02-20 周志祥 Connecting structure of bridge having simple support varied as continuation
CN102296546A (en) * 2011-06-02 2011-12-28 河南省交通工程加固有限责任公司 Treatment scheme of hollow slab bridge hinge joint defects and construction process thereof
CN102561169A (en) * 2012-03-06 2012-07-11 郑州大学 Hollow slab bridge and construction method thereof
CN202705893U (en) * 2012-07-13 2013-01-30 福州大学 Novel assembly type reinforced concrete simply supported slab bridge hinge joint

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103541301A (en) * 2013-10-15 2014-01-29 福州大学 Hinge joint structure with perforated steel plate and construction method of hinge joint structure
CN103541301B (en) * 2013-10-15 2015-07-15 福州大学 Hinge joint structure with perforated steel plate and construction method of hinge joint structure
CN103758033A (en) * 2013-12-30 2014-04-30 郑州大学 Integrated assembly type hollow slab bridge and construction method thereof
CN103835228A (en) * 2014-02-28 2014-06-04 华南理工大学 Prefabricated section type concrete bridge joint structure and butt joint method thereof
CN103835228B (en) * 2014-02-28 2016-08-17 华南理工大学 A kind of prefabricated subsection formula concrete-bridge seam construction and docking calculation thereof
CN106320184A (en) * 2016-09-30 2017-01-11 重庆大学 Novel fabricated bridge construction method
CN106320184B (en) * 2016-09-30 2018-05-08 重庆大学 A kind of unit construction bridge beam construction method
CN108360377A (en) * 2018-03-09 2018-08-03 滨州职业学院 A kind of assembled steel reinforced concrete Supported Slab Bridge hinge seam and its construction method
CN109056542A (en) * 2018-08-29 2018-12-21 温利军 A kind of supporting bracket of bridge construction and its application method
CN109610312A (en) * 2018-12-26 2019-04-12 北京工业大学 Prefabricated assembly bridge deck based on X-shaped prestressed tendon connection

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