CN107687227A - A kind of corrugated sheet steel concrete combination beam - Google Patents
A kind of corrugated sheet steel concrete combination beam Download PDFInfo
- Publication number
- CN107687227A CN107687227A CN201710938119.7A CN201710938119A CN107687227A CN 107687227 A CN107687227 A CN 107687227A CN 201710938119 A CN201710938119 A CN 201710938119A CN 107687227 A CN107687227 A CN 107687227A
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- steel
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- waveform steel
- plate
- base plate
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 186
- 239000010959 steel Substances 0.000 title claims abstract description 186
- 238000000748 compression moulding Methods 0.000 claims description 2
- 239000011148 porous material Substances 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims description 2
- 210000001015 abdomen Anatomy 0.000 claims 2
- 238000005452 bending Methods 0.000 abstract description 11
- 238000010586 diagram Methods 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 238000010008 shearing Methods 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
- E04C3/29—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces built-up from parts of different material, i.e. composite structures
- E04C3/293—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces built-up from parts of different material, i.e. composite structures the materials being steel and concrete
- E04C3/294—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces built-up from parts of different material, i.e. composite structures the materials being steel and concrete of concrete combined with a girder-like structure extending laterally outside the element
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2/00—Bridges characterised by the cross-section of their bearing spanning structure
- E01D2/04—Bridges characterised by the cross-section of their bearing spanning structure of the box-girder type
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2101/00—Material constitution of bridges
- E01D2101/20—Concrete, stone or stone-like material
- E01D2101/24—Concrete
- E01D2101/26—Concrete reinforced
- E01D2101/268—Composite concrete-metal
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Rod-Shaped Construction Members (AREA)
Abstract
The invention discloses a kind of corrugated sheet steel concrete combined box beam, including concrete roof, Wavelike steel webplate, waveform steel longitudinal base plate, waveform steel transverse bottom plate and waveform steel connecting plate；Concrete roof is located at the compressive region of combined box beam, two Wavelike steel webplates are fixedly connected with the downside of concrete roof, waveform steel longitudinal base plate is arranged in the tensile region of combined box beam, the both ends of waveform steel longitudinal base plate are connected with Wavelike steel webplate respectively by waveform steel connecting plate, for bearing the transverse bending moment of bottom plate, waveform steel transverse bottom plate is arranged in the top of waveform steel longitudinal base plate and is fixed together with waveform steel longitudinal base plate, forms the waveform steel sole plate of combined box beam.Waveform steel longitudinal base plate, waveform steel transverse bottom plate are engaged, both overcome corrugated sheet steel can only one-way bending the characteristics of, there is larger the moment of inertia again compared to the flat steel sole plate of same thickness, there is more preferable anti-bending strength.
Description
Technical field
The present invention relates to a kind of corrugated sheet steel-concrete combined box beam, belongs to steel-mixed combining structure field.
Background technology
Wavelike steel webplate beam be with corrugated sheet steel replace concrete web and using external prestressing Novel steel-coagulation
Native combining structure, it has the characteristics of high shear strength, non resistance longitudinal direction axial force, concrete web is replaced with Wavelike steel webplate
The deadweight of box beam can be reduced, the shortcomings that avoiding concrete web easy to crack, and prestress application efficiency high, thus obtained wide
General application.
For Wavelike steel webplate beam when across footpath is larger, middle Dun Chu deck-molding is higher, and Wavelike steel webplate has flexing stable problem,
Simultaneously as across footpath increases, pier top hogging moment and shearing are larger, and concrete anticracking and Wavelike steel webplate shear Design are difficult, existing
Solution be in mid-span span centre section, replace concrete floor with steel sole plate, on the one hand mitigate dead load, on the one hand avoid
The shortcomings that span centre concrete floor is easy to crack.
But doing bottom plate with plain plate, the vertical and horizontal bending rigidity of plain plate is relatively low under same thickness, vertical to meet
To the requirement with horizontal bending resistance, Thickness is bigger than normal, and the consumption of steel is bigger than normal, weakens the competitiveness of the structure.
The content of the invention
Technical problem：It is an object of the invention to provide a kind of corrugated sheet steel-concrete combined box beam, the box beam is same
Under steel plate thickness, larger bottom plate anti-bending strength can be lifted, so as to saving steel.
Technical scheme：The invention provides a kind of corrugated sheet steel-concrete combined box beam, the box beam includes concrete top
Plate, Wavelike steel webplate, waveform steel longitudinal base plate, waveform steel transverse bottom plate and waveform steel connecting plate；The concrete roof is located at
The compressive region of combined box beam, the upper end of two Wavelike steel webplates are perpendicularly fixed at the downside of concrete roof, and two waveform steel
Web is parallel to each other, and waveform steel longitudinal base plate is arranged in the tensile region of combined box beam, and the both ends of waveform steel longitudinal base plate pass through ripple
Shape steel connecting plate is connected with the lower end of Wavelike steel webplate respectively, and waveform steel transverse bottom plate is arranged in the upper of waveform steel longitudinal base plate
Fang Bingyu waveform steel longitudinal base plates are fixed together, and form the waveform steel sole plate of combined box beam, and waveform steel transverse bottom plate and ripple
The waveform of shape steel longitudinal base plate is mutually perpendicular to.
Wherein：
The fixed form that the upper end of two described Wavelike steel webplates is perpendicularly fixed at the downside of concrete roof is peg
One or more combination types of attachment in connection, open pore steel plate connection, embedded connection, shaped steel connection.
The both ends of described waveform steel longitudinal base plate are connected with the lower end of Wavelike steel webplate respectively by waveform steel connecting plate
Connect, the connected mode between waveform steel connecting plate and Wavelike steel webplate and between waveform steel connecting plate and waveform steel longitudinal base plate
For welding or bolt connection.
The both ends of described waveform steel longitudinal base plate are connected with the lower end of Wavelike steel webplate respectively by waveform steel connecting plate
Connect, waveform steel longitudinal base plate, waveform steel connecting plate and Wavelike steel webplate three are as an overall time compression molding.
Corrugated sheet steel of the described Wavelike steel webplate, waveform steel connecting plate with waveform steel longitudinal base plate from model of the same race.
Described waveform steel transverse bottom plate selects identical or different model corrugated sheet steel with waveform steel longitudinal base plate.
Described waveform steel transverse bottom plate is arranged in the top of waveform steel longitudinal base plate and fixed with waveform steel longitudinal base plate
Together, refer to by bolt or be weldingly fixed at the position that waveform steel transverse bottom plate is in contact with waveform steel longitudinal base plate
Together.
The i.e. corrugated sheet steel longitudinal base plate in position that described waveform steel transverse bottom plate is in contact with waveform steel longitudinal base plate
The trough section contact position of crest section and corrugated sheet steel transverse bottom plate.
The waveform steel transverse bottom plate coordinates for bearing vertical bending moment with concrete roof.
Beneficial effect：Compared with prior art, the present invention has the advantage that：
1) present invention makes full use of the compressive property of concrete and the tensile property of steel, compared to traditional Wavelike steel webplate
Box beam, reduces the deadweight of concrete, and avoids the shortcomings that traditional box girder with corrugated steel webs bottom plate is easy to crack；
2) the characteristics of making full use of the unidirectional bending rigidity of corrugated sheet steel high, longitudinal corrugated sheet steel and horizontal waveform steel plate combination
As box beam bottom plate, compared to the flat steel sole plate of same thickness, the significant increase bending rigidity of vertical and horizontal, meeting to use
In the case of condition, the dosage of steel can be reduced, reduces cost.
Brief description of the drawings
Fig. 1 is corrugated sheet steel-concrete combined box beam structural representation of the present invention；
Fig. 2 is corrugated sheet steel-concrete combined box beam Structure explosion diagram of the present invention；
Fig. 3 is the Wavelike steel webplate and waveform steel connecting plate connecting structure schematic diagram of the present invention；
Fig. 4 is the waveform steel connecting plate and waveform steel longitudinal base plate connecting structure schematic diagram of the present invention；
Fig. 5 is waveform steel transverse bottom plate, waveform steel longitudinal base plate, waveform steel connecting plate the connecting structure signal of the present invention
Figure；
Fig. 6 is embedded anti-shearing connection member organigram between Wavelike steel webplate and concrete roof of the invention；
Have in figure：Concrete roof 1, Wavelike steel webplate 2, waveform steel connecting plate 3, waveform steel longitudinal base plate 4, waveform steel are horizontal
To bottom plate 5, bolt 6, through reinforced hole 7, through reinforcing bar 8.
Embodiment
It is described further with reference to the accompanying drawings and examples.
A kind of corrugated sheet steel-concrete combined box beam (as depicted in figs. 1 and 2), the box-beam structure include concrete roof
1st, Wavelike steel webplate 2, waveform steel longitudinal base plate 4, waveform steel transverse bottom plate 5 and waveform steel connecting plate 3；The concrete roof 1
Positioned at the compressive region of combined box beam, the downside of concrete roof 1 is vertically fixedly connected with two ripples by embedded anti-shearing connection member
Shape steel web 2, and two parallel arrangements of Wavelike steel webplate 2, waveform steel transverse bottom plate 5 are arranged in the upper of waveform steel longitudinal base plate 4
Fang Bingyu waveform steel longitudinal base plate 4 is bolted on together, and waveform steel transverse bottom plate 5 and waveform steel longitudinal base plate 4
Waveform is mutually perpendicular to, and forms the waveform steel sole plate of combined box beam, is arranged in the tensile region in section；Waveform steel connecting plate 3 is by ripple
Shape steel plate is bent into arc-shaped, as waveform steel longitudinal base plate 4 and the changeover portion of Wavelike steel webplate 2, by waveform steel longitudinal base plate 4
Linked together with Wavelike steel webplate 2, be consequently formed a complete box beam section.
Waveform steel longitudinal base plate 4 is mainly used in bearing the transverse bending moment of bottom plate, waveform steel transverse bottom plate 5 and concrete roof
1 coordinates, and for bearing the moment of flexure of section longitudinal direction, can meet the stress of box-beam structure by the corrugated sheet steel from different model
It is required that.
Wavelike steel webplate 2 is close to waveform steel connecting plate 3 longitudinally, and passes through bolt 6 in their crest and trough section
Both are connected as a single entity (as shown in Figure 3).
Waveform steel connecting plate 3 is close to waveform steel longitudinal base plate 4 longitudinally, and will by bolt 6 in their trough section
Both are connected as a single entity (as shown in Figure 4).
Waveform steel transverse bottom plate 5 is arranged in the top of waveform steel longitudinal base plate 4, and the waveform of the two is mutually perpendicular to, waveform
The trough section of steel transverse bottom plate 5 is close to the crest section of waveform steel longitudinal base plate 4, and both are connected using bolt 6；It is horizontal in waveform steel
To the end regions of bottom plate 5, the trough section of waveform steel transverse bottom plate 5, the crest section of waveform steel longitudinal base plate 4 and the connection of waveform steel
The crest section of plate 3 is close to, and is bolted between three (as shown in Figure 5).
The top of Wavelike steel webplate 2 is reserved to run through reinforced hole 7, penetrates and extends transversely through reinforcing bar 8, is placed in casting concrete top afterwards
In board mold, casting concrete top plate 1, the effective connection formed between Wavelike steel webplate 2 and concrete roof 1 is (such as Fig. 6 institutes
Show).
The work progress of the present embodiment is as follows：
1) making of each corrugated sheet steel is carried out in factory first, press-bending processing, each waveform steel is carried out to waveform steel connecting plate 3
Plate need to reserve the bolt hole of bolt 6 in factory process, and bolt hole need to be slightly larger than screw diameter, be easy to alignment error in construction,
The top of Wavelike steel webplate 2 is reserved with through reinforced hole 7；
2) during site operation, after waveform steel longitudinal base plate 4, waveform steel connecting plate 3 and Wavelike steel webplate 2 are lifted in place,
It is connected with bolt 6, waveform steel transverse bottom plate 5 is lifted into the top of waveform steel longitudinal base plate 4, hole position is directed at, is connected with bolt 6
Fixation is connect, then sets up template, top plate is extended transversely through into reinforcing bar 8 penetrates through reinforced hole 7, then carries out pouring for concrete roof 1
Build.Construction error can be adjusted by bolt.
Described above is only the preferred embodiment of the present invention, it should be pointed out that：For the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (7)
- A kind of 1. corrugated sheet steel-concrete combined box beam, it is characterised in that：The box beam includes concrete roof (1), waveform steel abdomen Plate (2), waveform steel longitudinal base plate (4), waveform steel transverse bottom plate (5) and waveform steel connecting plate (3)；The concrete roof (1) Positioned at the compressive region of combined box beam, the upper end of two Wavelike steel webplates (2) is perpendicularly fixed at the downside of concrete roof (1), and Two Wavelike steel webplates (2) are parallel to each other, and waveform steel longitudinal base plate (4) is arranged in the tensile region of combined box beam, waveform steel longitudinal direction The both ends of bottom plate (4) are connected by lower end of the waveform steel connecting plate (3) respectively with Wavelike steel webplate (2), waveform steel transverse direction bottom Plate (5) is arranged in the top of waveform steel longitudinal base plate (4) and is fixed together with waveform steel longitudinal base plate (4), forms combination box The waveform steel sole plate of beam, and the waveform of waveform steel transverse bottom plate (5) and waveform steel longitudinal base plate (4) is mutually perpendicular to.
- A kind of 2. corrugated sheet steel-concrete combined box beam as claimed in claim 1, it is characterised in that：Two described waveforms The fixed form that the upper end of steel web (2) is perpendicularly fixed at the downside of concrete roof (1) connects for peg connection, open pore steel plate Connect, it is embedded connection, shaped steel connection in one or more combination types of attachment.
- A kind of 3. corrugated sheet steel-concrete combined box beam as claimed in claim 1, it is characterised in that：Described waveform steel is indulged It is connected to the both ends of bottom plate (4) by lower end of the waveform steel connecting plate (3) respectively with Wavelike steel webplate (2), the connection of waveform steel Connected mode between plate (3) and Wavelike steel webplate (2) and between waveform steel connecting plate (3) and waveform steel longitudinal base plate (4) For welding or bolt connection.
- A kind of 4. corrugated sheet steel-concrete combined box beam as claimed in claim 1, it is characterised in that：Described waveform steel is indulged It is connected to the both ends of bottom plate (4) by lower end of the waveform steel connecting plate (3) respectively with Wavelike steel webplate (2), waveform steel longitudinal direction Bottom plate (4), waveform steel connecting plate (3) and Wavelike steel webplate (2) three are as an overall time compression molding.
- A kind of 5. corrugated sheet steel-concrete combined box beam as claimed in claim 1, it is characterised in that：Described waveform steel abdomen The corrugated sheet steel of plate (2), waveform steel connecting plate (3) with waveform steel longitudinal base plate (4) from model of the same race.
- A kind of 6. corrugated sheet steel-concrete combined box beam as claimed in claim 1, it is characterised in that：Described waveform steel is horizontal To bottom plate (5) with waveform steel longitudinal base plate (4) selection the identical or corrugated sheet steel of different model.
- A kind of 7. corrugated sheet steel-concrete combined box beam as claimed in claim 1, it is characterised in that：Described waveform steel is horizontal The top of waveform steel longitudinal base plate (4) is arranged in bottom plate (5) and is fixed together with waveform steel longitudinal base plate (4), is referred to The position that waveform steel transverse bottom plate (5) is in contact with waveform steel longitudinal base plate (4) is by bolt or is welded and fixed together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710938119.7A CN107687227A (en) | 2017-09-30 | 2017-09-30 | A kind of corrugated sheet steel concrete combination beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710938119.7A CN107687227A (en) | 2017-09-30 | 2017-09-30 | A kind of corrugated sheet steel concrete combination beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107687227A true CN107687227A (en) | 2018-02-13 |
Family
ID=61154355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710938119.7A Pending CN107687227A (en) | 2017-09-30 | 2017-09-30 | A kind of corrugated sheet steel concrete combination beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107687227A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113737626A (en) * | 2021-09-26 | 2021-12-03 | 烟建集团有限公司 | Bridge steel structure box girder |
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|---|---|---|---|---|
| JP2010070989A (en) * | 2008-09-19 | 2010-04-02 | Takenaka Komuten Co Ltd | Earthquake-resistant structure, method for designing earthquake-resistant structure, and building |
| CN103422425A (en) * | 2013-07-18 | 2013-12-04 | 杭州博数土木工程技术有限公司 | Multi-layer crossed corrugated steel plate composite component and method for welding detection of same |
| CN103422616A (en) * | 2013-07-18 | 2013-12-04 | 杭州博数土木工程技术有限公司 | Continuous box girder adopting corrugated steel web steel and concrete composite structure |
| CN103437500A (en) * | 2013-09-16 | 2013-12-11 | 南京工业大学 | C-shaped steel-concrete combined compression flange and corrugated web combined box girder |
| CN203373899U (en) * | 2013-07-18 | 2014-01-01 | 杭州博数土木工程技术有限公司 | Vertical and horizontal dual-corrugated sheet steel combined member |
| CN207419848U (en) * | 2017-09-30 | 2018-05-29 | 东南大学 | A kind of corrugated sheet steel-concrete combined box beam |
-
2017
- 2017-09-30 CN CN201710938119.7A patent/CN107687227A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010070989A (en) * | 2008-09-19 | 2010-04-02 | Takenaka Komuten Co Ltd | Earthquake-resistant structure, method for designing earthquake-resistant structure, and building |
| CN103422425A (en) * | 2013-07-18 | 2013-12-04 | 杭州博数土木工程技术有限公司 | Multi-layer crossed corrugated steel plate composite component and method for welding detection of same |
| CN103422616A (en) * | 2013-07-18 | 2013-12-04 | 杭州博数土木工程技术有限公司 | Continuous box girder adopting corrugated steel web steel and concrete composite structure |
| CN203373899U (en) * | 2013-07-18 | 2014-01-01 | 杭州博数土木工程技术有限公司 | Vertical and horizontal dual-corrugated sheet steel combined member |
| CN103437500A (en) * | 2013-09-16 | 2013-12-11 | 南京工业大学 | C-shaped steel-concrete combined compression flange and corrugated web combined box girder |
| CN207419848U (en) * | 2017-09-30 | 2018-05-29 | 东南大学 | A kind of corrugated sheet steel-concrete combined box beam |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113737626A (en) * | 2021-09-26 | 2021-12-03 | 烟建集团有限公司 | Bridge steel structure box girder |
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Application publication date: 20180213 |