CN209260532U - Assembled steel web plate composite box joist steel web and precast slab connecting structure - Google Patents
Assembled steel web plate composite box joist steel web and precast slab connecting structure Download PDFInfo
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- CN209260532U CN209260532U CN201821850216.7U CN201821850216U CN209260532U CN 209260532 U CN209260532 U CN 209260532U CN 201821850216 U CN201821850216 U CN 201821850216U CN 209260532 U CN209260532 U CN 209260532U
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Abstract
Assembled steel web plate composite box joist steel web and precast slab connecting structure, to significantly improve steel web box girder bridge construction efficiency, shorten the construction period.Including concrete roof, concrete floor, and the steel web that vertical both ends form a fixed connection with concrete roof, concrete floor respectively.The concrete roof, concrete floor are precast member for reinforcing bar concrete, and pre-buried connecting elements is arranged in the connecting portion connecting with steel web, and steel web is welded to connect or is detachably connected by the exposure portion of connecting elements and the pre-buried connecting elements.
Description
Technical field
The utility model relates to bridge, in particular to a kind of assembled steel web plate composite box joist steel web and precast concrete
Plate connecting structure.
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.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of assembled steel web plate composite box joist steel web and in advance
Concrete slab connecting structure processed, to significantly improve steel web box girder bridge construction efficiency, shorten the construction period.
It is as follows that the utility model solves technical solution used by its technical problem:
The utility model assembled steel web plate composite box joist steel web and precast slab connecting structure, including concrete
Top plate, concrete floor, and the steel web that vertical both ends form a fixed connection with concrete roof, concrete floor respectively,
It is characterized in that: the concrete roof, concrete floor are precast member for reinforcing bar concrete, the interconnecting piece connecting with steel web
Pre-buried connecting elements is arranged in position, and steel web passes through connecting elements and the exposure portion welded connecting or removable of the pre-buried connecting elements
Unload connection.
The pre-buried connecting elements is made of bottom plate, vertical connecting plate and WELDING STUDS, and WELDING STUDS is lateral, longitudinal gap is laid
On the inner plate surface of bottom plate, vertical connecting plate is weldingly fixed in the outer plate surface of bottom plate；On the bottom plate inner plate surface with concrete
Top plate, concrete floor plate face are closely connected, WELDING STUDS Transducers Embedded in Concrete top plate, concrete floor, and vertical connecting plate is pre-buried connection
The exposure portion of component.
The connecting elements includes left side junction steel plate, right side junction steel plate, and left side junction steel plate plate face and steel web erect
It fitting to the left side side wall of connecting plate, right side junction steel plate plate face and the right sidewall of steel web, vertical connecting plate fit,
And vertical covering steel web, vertical connecting plate interconnecting piece certain altitude.
The utility model has the beneficial effects that one securely can be connected as steel web and concrete roof, concrete floor
Body, structure is safe and reliable, and the workload that field cast-in-place coagulation pours is greatly reduced, and easy construction is remarkably improved steel web
Box girder bridge construction efficiency shortens the construction period, is conducive to improve construction quality；By steel web and concrete roof, concrete bottom
Plate is assembled to form steel web plate composite box girder, and steel web, concrete roof and concrete floor use batch production Prefabrication, production
Quality and the readily available guarantee of assembling accuracy.
Detailed description of the invention
This specification includes following five width attached drawing:
Fig. 1 is a kind of assembled steel web plate composite box joist steel web of the utility model and precast slab connecting structure
Cross-section diagram；
Fig. 2 is coagulation in the utility model assembled steel web plate composite box joist steel web and precast slab connecting structure
The structural schematic diagram of native top plate connecting portion；
Fig. 3 is coagulation in the utility model assembled steel web plate composite box joist steel web and precast slab connecting structure
The structural schematic diagram of native chassis connection sections position；
Fig. 4 is the cross-sectional view of the line A-A along Fig. 1；
Fig. 5 is connected in the utility model assembled steel web plate composite box joist steel web and precast slab connecting structure
The structural schematic diagram at position.
Component and corresponding label: concrete roof 10, concrete floor 11 be shown in figure, pre-buried connecting elements 12,
Bottom plate 12a, vertical connecting plate 12b, WELDING STUDS 12c, steel web 20, left side junction steel plate 30a, right side junction steel plate 30b, bolt
31。
Specific embodiment
The present invention will be further described with example with reference to the accompanying drawing.
Referring to Fig.1, the assembled steel web plate composite box joist steel web of the utility model and precast slab connecting structure,
Including concrete roof 10, concrete floor 11, and vertical both ends are formed with concrete roof 10, concrete floor 11 respectively
The steel web 20 being fixedly connected.The concrete roof 10, concrete floor 11 are precast member for reinforcing bar concrete, with steel abdomen
Pre-buried connecting elements 12 is arranged in the connecting portion that plate 20 connects, and steel web 20 passes through connecting elements and the pre-buried connecting elements 12
Exposure portion be welded to connect or be detachably connected.Steel web 20 and concrete roof 10, concrete floor 11 can securely be connected
It is connected in one, structure is safe and reliable, and the workload that field cast-in-place coagulation pours is greatly reduced, and easy construction is remarkably improved
Steel web box girder bridge construction efficiency shortens the construction period, is conducive to improve construction quality.By steel web 20 and concrete roof
10, concrete floor 11 is assembled to form steel web plate composite box girder, steel web 20, concrete roof 10, concrete floor 11 and company
Connection member etc. uses batch production Prefabrication, the quality of production and the readily available guarantee of assembling accuracy.
Referring to Fig. 2 and Fig. 3, the pre-buried connecting elements 12 is by bottom plate 12a, vertical connecting plate 12b and WELDING STUDS 12c structure
At WELDING STUDS 12c is lateral, longitudinal gap is laid on the inner plate surface of bottom plate 12a, and vertical connecting plate 12b is weldingly fixed on bottom plate
In the outer plate surface of 12a.It is closely connected with concrete roof 10,11 plate face of concrete floor on the bottom plate 12a inner plate surface, WELDING STUDS
In 12c Transducers Embedded in Concrete top plate 10, concrete floor 11, vertical connecting plate 12b is the exposure portion of pre-buried connecting elements 12.
Referring to Fig.1, Fig. 4 and Fig. 5, the connecting elements include left side junction steel plate 30a, right side junction steel plate 30b, left side
Junction steel plate 30a plate face and the left side side wall of steel web 20, vertical connecting plate 12b fit, right side junction steel plate 30b plate face with
Steel web 20, vertical connecting plate 12b right sidewall fit, and vertical covering steel web 20, vertical connecting plate 12b interconnecting piece
Certain altitude.
The left side junction steel plate 30a, right side junction steel plate 30b and steel web 20, vertical connecting plate 12b welding.Or
As shown in Figure 4, Figure 5, the connecting elements further includes longitudinal, vertical on left side junction steel plate 30a, right side junction steel plate 30b
It is spaced the bolt 31 set in a row, row's bolt 31 passes through left side junction steel plate 30a, vertical connecting plate 12b and connects steel with right side
Three is connected as one by plate 30b, and another row's bolt 31 passes through left side junction steel plate 30a, steel web 20 and right side junction steel plate
Three is connected as one by 30b.
The utility model has the characteristics that structure is safe and reliable, easy construction, concrete roof, the concrete of plant produced
Bottom plate and steel web lift installation at the scene and are assembled to form steel-concrete combined structure, and cast-in-place concrete construction is changed into steel
The connection work of structure can substantially reduce the workload of field cast-in-place concrete construction, improve construction efficiency, shorten construction work
Phase.The above is explain through diagrams the utility model assembled steel web plate composite box joist steel web and precast slab company
The some principles for connecing construction are not intended to shown in being confined to the utility model and in the specific structure and the scope of application,
Therefore all corresponding modifications that may be utilized and equivalent, belong to the applied the scope of the patents of the utility model.
Claims (5)
1. assembled steel web plate composite box joist steel web and precast slab connecting structure, including it is concrete roof (10), mixed
Solidifying soil bottom plate (11), and the steel that vertical both ends form a fixed connection with concrete roof (10), concrete floor (11) respectively
Web (20), it is characterized in that: the concrete roof (10), concrete floor (11) they are precast member for reinforcing bar concrete, with
Pre-buried connecting elements (12) is arranged in the connecting portion of steel web (20) connection, and steel web (20) passes through connecting elements and the pre-buried company
The exposure portion of connection member (12) is welded to connect or is detachably connected.
2. assembled steel web plate composite box joist steel web as described in claim 1 and precast slab connecting structure, special
Sign is: the pre-buried connecting elements (12) is made of bottom plate (12a), vertical connecting plate (12b) and WELDING STUDS (12c), WELDING STUDS
(12c) is lateral, longitudinal gap is laid on the inner plate surface of bottom plate (12a), and vertical connecting plate (12b) is weldingly fixed on bottom plate
In the outer plate surface of (12a)；It is closely connected with concrete roof (10), concrete floor (11) plate face on bottom plate (12a) inner plate surface,
In WELDING STUDS (12c) Transducers Embedded in Concrete top plate (10), concrete floor (11), vertical connecting plate (12b) is pre-buried connecting elements
(12) exposure portion.
3. assembled steel web plate composite box joist steel web as claimed in claim 2 and precast slab connecting structure, special
Sign is: the connecting elements includes left side junction steel plate (30a), right side junction steel plate (30b), left side junction steel plate (30a) plate
Face and the left side side wall of steel web (20), vertical connecting plate (12b) fit, right side junction steel plate (30b) plate face and steel web
(20), the right sidewall of vertical connecting plate (12b) fits, and vertical covering steel web (20), vertical connecting plate (12b) connection
Portion's certain altitude.
4. assembled steel web plate composite box joist steel web as claimed in claim 3 and precast slab connecting structure, special
Sign is: the left side junction steel plate (30a), right side junction steel plate (30b) and steel web (20), vertical connecting plate (12b) weld.
5. assembled steel web plate composite box joist steel web as claimed in claim 2 and precast slab connecting structure, special
Sign is: the connecting elements further includes longitudinally, being vertically partitioned on left side junction steel plate (30a), right side junction steel plate (30b)
The bolt (31) of setting is arranged, row's bolt (31) passes through left side junction steel plate (30a), vertical connecting plate (12b) is connected with right side
Three is connected as one by steel plate (30b), and another row's bolt (31) passes through left side junction steel plate (30a), steel web (20) and the right side
Three is connected as one by side junction steel plate (30b).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821850216.7U CN209260532U (en) | 2018-11-11 | 2018-11-11 | Assembled steel web plate composite box joist steel web and precast slab connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821850216.7U CN209260532U (en) | 2018-11-11 | 2018-11-11 | Assembled steel web plate composite box joist steel web and precast slab connecting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209260532U true CN209260532U (en) | 2019-08-16 |
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ID=67554581
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821850216.7U Active CN209260532U (en) | 2018-11-11 | 2018-11-11 | Assembled steel web plate composite box joist steel web and precast slab connecting structure |
Country Status (1)
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| CN (1) | CN209260532U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109440629A (en) * | 2018-11-11 | 2019-03-08 | 中铁二院工程集团有限责任公司 | Assembled steel web plate composite box joist steel web and precast slab connecting structure |
-
2018
- 2018-11-11 CN CN201821850216.7U patent/CN209260532U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109440629A (en) * | 2018-11-11 | 2019-03-08 | 中铁二院工程集团有限责任公司 | Assembled steel web plate composite box joist steel web and precast slab connecting structure |
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