CN109440628A - Connecting structure between assembled steel web and precast slab - Google Patents
Connecting structure between assembled steel web and precast slab Download PDFInfo
- Publication number
- CN109440628A CN109440628A CN201811335855.4A CN201811335855A CN109440628A CN 109440628 A CN109440628 A CN 109440628A CN 201811335855 A CN201811335855 A CN 201811335855A CN 109440628 A CN109440628 A CN 109440628A
- Authority
- CN
- China
- Prior art keywords
- steel web
- hole channel
- welding studs
- reserving hole
- slab
- 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.)
- Pending
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
Abstract
Connecting structure between assembled steel web and precast slab, to significantly improve steel web box girder bridge construction efficiency, shorten the construction period.Including concrete slab and steel web.Lateral, longitudinal gap lays WELDING STUDS on the edge of a wing steel plate of the steel web.The concrete slab is precast reinforced concrete structure, and reserving hole channel corresponding with WELDING STUDS, the vertically communicated precast slab of reserving hole channel are arranged on the position connected with steel web.The concrete slab inner plate surface and edge of a wing steel plate are closely connected, and each WELDING STUDS protrudes into corresponding reserving hole channel, and epoxy resin mortar is filled in closely knit perfusion in the gap between reserving hole channel inner wall and WELDING STUDS surface, and steel web, concrete slab are securely connected as one.
Description
Technical field
The present invention relates to bridge, in particular to connecting structure between a kind of assembled steel web and precast slab,
It is particularly suitable for the steel reinforced concrete combo architectures bridge being made of steel web and precast concrete top, bottom plate.
Background technique
Steel web plate composite box girder structure is exactly the web by the higher steel of intensity instead of concrete box girder, steel web and
By shearing key connection between roof and floor, the composite structure that steel and concrete respectively play its speciality is formd.Using steel abdomen
The self weight of bridge superstructure can be greatly lowered in plate, this area poor in geological conditions, and economic benefit is particularly evident.Together
When, concrete web is replaced with the higher steel web of shearing strength, it is (continuous can targetedly to solve Long Span Continuous Rigid-Frame Structure
Beam) bridge cracking in webs and the excessive problem of beam body downwarp due to caused by cracking in webs, thus this structure has wide answer
Use prospect.
Steel web plate composite box girder is all made of the construction work of steel web lifting installation, box beam roof and floor concrete cast-in-situ at present
Skill, from applicable cases, this method is to saving duration limited use, and steel web and roof and floor concrete when cast in situs
Between quality of connection be not easy to guarantee, thus provide a kind of structural form that is novel, being remarkably improved construction efficiency have and its
Important meaning.
Summary of the invention
Technical problem to be solved by the invention is to provide the companies between a kind of assembled steel web and precast slab
Construction is connect, to significantly improve steel web box girder bridge construction efficiency, shorten the construction period.
The technical solution adopted by the present invention to solve the technical problems is as follows:
Connecting structure between assembled steel web and precast slab of the present invention, including concrete slab and steel web,
It is characterized in that: lateral, longitudinal gap lays WELDING STUDS on the edge of a wing steel plate of the steel web；The concrete slab is precast reinforced
Concrete component, is arranged reserving hole channel corresponding with WELDING STUDS on the position connected with steel web, and reserving hole channel vertically passes through
Logical precast slab；The concrete slab inner plate surface and edge of a wing steel plate are closely connected, and each WELDING STUDS protrudes into corresponding reserving hole channel,
Epoxy resin mortar is filled in closely knit perfusion in gap between reserving hole channel inner wall and WELDING STUDS surface, by steel web, concrete slab
Securely it is connected as one.
The root suit setting flexible rubber washer of the WELDING STUDS.
The invention has the advantages that steel web and prefabricated concrete slab securely can be connected as one, structure safety
Reliably, the workload that field cast-in-place coagulation pours is greatly reduced, easy construction is remarkably improved steel web box girder bridge construction effect
Rate shortens the construction period, is conducive to improve construction quality；Steel web is assembled to form by steel web and prefabricated concrete slab to combine
Box beam, steel web, concrete slab use batch production Prefabrication, the quality of production and the readily available guarantee of assembling accuracy.
Detailed description of the invention
This specification includes following three width attached drawing:
Fig. 1 is the cross-section diagram of the connecting structure between assembled steel web and precast slab of the present invention；
Fig. 2 is the flat sectional drawing of the connecting structure between assembled steel web and precast slab of the present invention；
Fig. 3 is to shear the general of key connection in connecting structure between assembled steel web and precast slab of the present invention
Cross-section diagram；
Fig. 4 is the root that key connection is sheared in connecting structure between assembled steel web and precast slab of the present invention
Cross-section diagram；
Component and corresponding label be shown in figure: concrete slab 10, reserving hole channel 11, epoxy resin mortar 12, steel web 20,
Edge of a wing steel plate 21, WELDING STUDS 22, annulus 23, flexible rubber washer 24.
Specific embodiment
The present invention is further described with example with reference to the accompanying drawing.
Referring to Figures 1 and 2, the connecting structure between assembled steel web and precast slab of the invention, including it is mixed
Concrete board 10 and steel web 20.Lateral, longitudinal gap lays WELDING STUDS 22 on the edge of a wing steel plate 21 of the steel web 20.It is described mixed
Reserving hole channel 11 corresponding with WELDING STUDS 22 is arranged in concrete board 10 on the position connected with steel web 20, and reserving hole channel 11 is perpendicular
To perforation concrete slab 10.Referring to Figure 1 and Figure 3,10 inner plate surface of concrete slab and edge of a wing steel plate 21 are closely connected, each WELDING STUDS 22
It protrudes into corresponding reserving hole channel 11, closely knit perfusion filling in the gap between 22 surface of 11 inner wall of reserving hole channel and WELDING STUDS
Steel web 20, concrete slab 10 are securely connected as one by epoxy resin mortar 12.
Referring to Figures 1 and 2, steel web 20, concrete slab 10 use batch production Prefabrication, and the quality of production and assembly are accurate
Spend readily available guarantee.Steel web plate composite box girder is assembled to form by steel web 20 and prefabricated concrete slab 10, by connecting structure
It makes and is securely connected as one steel web 20, concrete slab 10, structure is safe and reliable.Field cast-in-place coagulation is greatly reduced to pour
Workload, easy construction be remarkably improved steel web box girder bridge construction efficiency, shorten the construction period, be conducive to improve construction matter
Amount.
Referring to Fig.1 and flexible rubber pad is arranged in Fig. 4, the root suit for adaptation join domain deformation, the WELDING STUDS 22
Circle 24.To enhance switching performance, the annulus 23 that setting is welded therewith is vertically spaced on the WELDING STUDS 22.
Referring to Fig.1, the reserving hole channel 11 can use cross-section circular hole, can also use conical bore, be located at concrete
Distal end aperture in 10 outer plate surface of plate is greater than and the proximal end aperture on its inner plate surface.
Referring to Figures 1 and 2, steel web plate composite box girder is assembled using of the invention connecting and composing, as follows
It carries out:
1. reserving hole channel 11 is arranged in connecting portion thereon in concrete slab 10, including bottom plate and top plate；
2. steel web 20 is installed on concrete slab 10, by each 22 position of WELDING STUDS and prefabricated corresponding reserving hole channel 11
Set perfectly aligned, 10 inner plate surface of concrete slab and edge of a wing steel plate 21 are closely connected, and each WELDING STUDS 22 protrudes into corresponding reserving hole channel 11；
3. epoxy resin mortar 12 is filled in closely knit perfusion in the gap between 22 surface of 11 inner wall of reserving hole channel and WELDING STUDS, complete
It is connected at structure.
The present invention has the characteristics that structure is safe and reliable, easy construction, the precast slab and steel web of plant produced
Steel-concrete combined structure is installed and is assembled to form in lifting at the scene, and cast-in-place concrete construction is changed into the connection work of steel construction
Make, the workload of field cast-in-place concrete construction can be substantially reduced, improve construction efficiency, shortens the construction period.
The connecting structure that the above only explains through diagrams between assembled steel web and precast slab of the present invention
Some principles, be not intended to for the present invention to be confined to shown in and the specific structure and the scope of application in, therefore it is all
The corresponding modification that may be utilized and equivalent belong to the applied the scope of the patents of the present invention.
Claims (5)
1. the connecting structure between assembled steel web and precast slab, including concrete slab (10) and steel web (20),
It is characterized in that: lateral, longitudinal gap lays WELDING STUDS (22) on the edge of a wing steel plate (21) of the steel web (20)；The concrete
Plate (10) is precast reinforced concrete structure, is arranged on the position connected with steel web (20) corresponding with WELDING STUDS (22)
Reserving hole channel (11), reserving hole channel (11) vertically communicated concrete slab (10)；Concrete slab (10) inner plate surface and edge of a wing steel
Plate (21) is closely connected, and each WELDING STUDS (22) is protruded into corresponding reserving hole channel (11), in reserving hole channel (11) inner wall and WELDING STUDS
(22) closely knit perfusion filling epoxy resin mortar (12) in the gap between surface, steel web (20), concrete slab (10) are securely connected
It is connected in one.
2. the connecting structure between assembled steel web as described in claim 1 and precast slab, it is characterized in that: described
Root suit setting flexible rubber washer (24) of WELDING STUDS (22).
3. the connecting structure between assembled steel web as described in claim 1 and precast slab, it is characterized in that: described
The annulus (23) that vertically interval setting is welded therewith on WELDING STUDS (22).
4. the connecting structure between assembled steel web as described in claim 1 and precast slab, it is characterized in that: described
Reserving hole channel (11) is cross-section circular hole.
5. the connecting structure between assembled steel web as described in claim 1 and precast slab, it is characterized in that: described
Reserving hole channel (11) is conical bore, and the distal end aperture being located in concrete slab (10) outer plate surface is greater than and the proximal end on its inner plate surface
Aperture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811335855.4A CN109440628A (en) | 2018-11-11 | 2018-11-11 | Connecting structure between assembled steel web and precast slab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811335855.4A CN109440628A (en) | 2018-11-11 | 2018-11-11 | Connecting structure between assembled steel web and precast slab |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109440628A true CN109440628A (en) | 2019-03-08 |
Family
ID=65551122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811335855.4A Pending CN109440628A (en) | 2018-11-11 | 2018-11-11 | Connecting structure between assembled steel web and precast slab |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109440628A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109797661A (en) * | 2019-03-25 | 2019-05-24 | 东南大学 | Assembled FRP arrangement of reinforcement seawater marine sand concrete-UHPC composite girder bridge structure and method of construction |
| CN110359671A (en) * | 2019-07-12 | 2019-10-22 | 中铁第四勘察设计院集团有限公司 | A kind of assembled rail pipeline construction method against the wind |
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| CN205742546U (en) * | 2016-04-26 | 2016-11-30 | 邵水华 | A kind of pre-shear stud being embedded in concrete |
| CN106223185A (en) * | 2016-07-21 | 2016-12-14 | 中铁大桥勘测设计院集团有限公司 | There is multi-layer concrete plate combination beam and the WELDING STUDS method for designing of WELDING STUDS group |
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| CN107100062A (en) * | 2016-02-22 | 2017-08-29 | 郑州大学 | A kind of compound section steel box girder and its method of construction |
| CN207609028U (en) * | 2017-11-29 | 2018-07-13 | 华南理工大学 | A kind of resistance to plucking not shearing resistance WELDING STUDS |
| CN209260533U (en) * | 2018-11-11 | 2019-08-16 | 中铁二院工程集团有限责任公司 | Connecting structure between assembled steel web and precast slab |
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2018
- 2018-11-11 CN CN201811335855.4A patent/CN109440628A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2837411Y (en) * | 2005-03-02 | 2006-11-15 | 李勇 | Screw shearing stud |
| CN201648965U (en) * | 2010-03-29 | 2010-11-24 | 中铁二院工程集团有限责任公司 | Flexible connecting structure of railway bridge ballast channel plate and steel bridge deck |
| CN202090278U (en) * | 2011-03-18 | 2011-12-28 | 清华大学 | T-shaped anti-pulling connector with no resistance to longitudinal shearing force |
| CN104314179A (en) * | 2014-11-15 | 2015-01-28 | 黄海林 | Anti-shear stud for GFRP concrete combined member and construction method thereof |
| CN105297978A (en) * | 2015-11-18 | 2016-02-03 | 湖南大学 | Prefabricated assembled type steel-concrete combined beam connected through bolt nails |
| CN107100062A (en) * | 2016-02-22 | 2017-08-29 | 郑州大学 | A kind of compound section steel box girder and its method of construction |
| CN205742546U (en) * | 2016-04-26 | 2016-11-30 | 邵水华 | A kind of pre-shear stud being embedded in concrete |
| CN106223185A (en) * | 2016-07-21 | 2016-12-14 | 中铁大桥勘测设计院集团有限公司 | There is multi-layer concrete plate combination beam and the WELDING STUDS method for designing of WELDING STUDS group |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109797661A (en) * | 2019-03-25 | 2019-05-24 | 东南大学 | Assembled FRP arrangement of reinforcement seawater marine sand concrete-UHPC composite girder bridge structure and method of construction |
| CN109797661B (en) * | 2019-03-25 | 2020-08-11 | 东南大学 | Fabricated FRP reinforcement seawater sea sand concrete-UHPC superposed beam bridge structure and construction method |
| CN110359671A (en) * | 2019-07-12 | 2019-10-22 | 中铁第四勘察设计院集团有限公司 | A kind of assembled rail pipeline construction method against the wind |
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