CN207267958U - Assembling type steel structure-concrete composite bridge - Google Patents
Assembling type steel structure-concrete composite bridge Download PDFInfo
- Publication number
- CN207267958U CN207267958U CN201720927401.0U CN201720927401U CN207267958U CN 207267958 U CN207267958 U CN 207267958U CN 201720927401 U CN201720927401 U CN 201720927401U CN 207267958 U CN207267958 U CN 207267958U
- Authority
- CN
- China
- Prior art keywords
- steel
- shaped steel
- bridge
- concrete
- connection
- 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.)
- Active
Links
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
It the utility model is related to steel and concrete structure bridge, it is desirable to provide a kind of assembling type steel structure concrete composite bridge.The bridge span structure of bridge includes the U-shaped steel beam being erected at by bearing on two neighboring bridge pier, its both sides vertical beam is in 90 ° of angles with middle lower wall panels；It is placed equidistant with multiple vertical I-shaped steel construction connection beams in the lower wall panels of U-shaped steel beam, the vertical beam among steel construction connection beam is parallel with the vertical beam of U-shaped steel beam both sides, is fixedly connected between its downside transverse direction strutbeam and the lower wall panels of U-shaped steel beam；Concrete prefabricated board is shelved on the upside transverse direction strutbeam of steel construction connection beam and the vertical beam of U-shaped steel beam, its upper surface sets concrete cast-in-place slab, bituminous concrete and waterproof layer successively from lower to upper.The utility model can be diffused local compression, improve the anti-fatigue performance of bridge；Solve the problems, such as that traditional steel box girder bridge beam is big, fabrication and installation are difficult and bridge floor partial pressing poor performance；Improve bridge prefabrication assembling rate.
Description
Technical field
The utility model relates to steel and concrete structure bridge, and more particularly to a kind of assembling type steel structure-concrete composite bridge, can use
In municipal administration, highway field.
Background technology
Traditional municipal administration, the beam of traditional steel box girder bridge in highway bridge is big, fabrication and installation are difficult；And traditional coagulation
Then there are the shortcomings that beam is heavy, span is small for native precast box.In consideration of it, country widelys popularize steel construction, packaged type bridges at present,
Component is proposed to make in factory, it is simple at the scene to set up, field operation intensity is reduced, ensures construction quality.
Utility model content
The technical problems to be solved in the utility model is to overcome deficiency of the prior art, there is provided a kind of assembled steel knot
Structure-concrete composite bridge.
To solve technical problem, solution is used by the utility model：
A kind of assembling type steel structure-concrete composite bridge, including bridge pier and bridge span structure are provided；It is characterized in that, institute
The U-shaped steel beam that bridge span structure includes being erected at by bearing on two neighboring bridge pier is stated, its both sides vertical beam is in middle lower wall panels
90 ° of angles；Multiple vertical I-shaped steel construction connection beams, steel construction contact are placed equidistant with the lower wall panels of U-shaped steel beam
Vertical beam among beam is parallel with the vertical beam of U-shaped steel beam both sides, fixed between the horizontal strutbeam in its downside and the lower wall panels of U-shaped steel beam to connect
Connect；Concrete prefabricated board is shelved on the upside transverse direction strutbeam of steel construction connection beam and the vertical beam of U-shaped steel beam, it is concrete prefabricated
The upper surface of plate sets concrete cast-in-place slab, bituminous concrete and waterproof layer successively from lower to upper.
As an improvement the floor for reinforcement is additionally provided with the vertical beam of the steel construction connection beam.
As an improvement stiffener is additionally provided between two adjacent steel construction connection beams, the central part in its section
The oval or polygon in position, has four deep floors and the radial surrounding arranged with centre.
As an improvement pass through between the downside transverse direction strutbeam of the steel construction connection beam and the lower wall panels of U-shaped steel beam
Bolt, bolt weldering or welding manner achieve a fixed connection.
As an improvement setting the connection shear key of protrusion on the upside transverse direction strutbeam of steel construction connection beam, connect
The height of shear key is more than the thickness of concrete prefabricated board.
It is fixedly connected as an improvement being accomplished in the following manner between two adjacent U-shaped steel beams：Two pieces of steel plate folders
Hold on the vertical beam of two steel construction connection beams on different U-shaped steel beams, the company of being bolted between steel plate and vertical beam
Connect to form bolt connection node；The vertical beam of two steel construction connection beams is generally aligned in the same plane, and makes the folder of two blocks of steel plates and U-shaped steel beam
Angle is in 90 °.
Compared with prior art, the beneficial effects of the utility model are：
(1) solve the problems, such as that traditional steel box girder bridge beam is big, fabrication and installation are difficult and bridge floor partial pressing poor performance,
Local compression can be diffused, improve the anti-fatigue performance of bridge；
(2) solve the problems, such as that conventional concrete prefabricated case beam component weight, span are small.
(3) bridge prefabrication assembling rate is improved, meets industrial policy.
Brief description of the drawings
Fig. 1 is assembling type steel structure-concrete composite bridge horizontal layout；
Fig. 2 is a kind of profile construction of assembling type steel structure-concrete composite bridge.
Fig. 3 is the profile construction of another assembling type steel structure-concrete composite bridge.
Reference numeral in figure：U-shaped steel beam 1, steel construction connection beam 2, bolt connection node 3, concrete prefabricated board 4, coagulation
Native Bars In Poured Concrete Slab 5, bituminous concrete and waterproof layer 6, connection shear key 7, bearing 8, stiffener 9.
Embodiment
The utility model is further illustrated below in conjunction with attached drawing.
Assembling type steel structure-concrete composite bridge, including bridge pier and bridge span structure；Bridge span structure includes passing through bearing 8
The U-shaped steel beam 1 being erected on two neighboring bridge pier, the both sides vertical beam of U-shaped steel beam 1 are in 90 ° of angles with middle lower wall panels.U-shaped
Multiple vertical I-shaped steel construction connection beams 2 are placed equidistant with the lower wall panels of girder steel 1, the centre of steel construction connection beam 2 is erected
Beam is parallel with the vertical beam of 1 both sides of U-shaped steel beam, is welded between the horizontal strutbeam in its downside and the lower wall panels of U-shaped steel beam 1 by bolt, bolt
Or welding manner achieves a fixed connection.Shelved on the upside transverse direction strutbeam of steel construction connection beam 2 and the vertical beam of U-shaped steel beam 1
Concrete prefabricated board 4, the upper surface of concrete prefabricated board 4 set concrete cast-in-place slab 5, bituminous concrete and prevent successively from lower to upper
Water layer 6.
As shown in figure 3, in order to lift the intensity of girder steel supporting structure, can also be equipped with the vertical beam of steel construction connection beam
Floor for reinforcement.Add alternatively, being equipped between two steel construction connection beams 2 that can also be adjacent on same U-shaped steel beam 1
Strength plate, the centre in its section is oval or polygon, has four deep floors and radial arrangement and central part
The surrounding of position.
Due to bridge width requirement, it usually needs multiple U-shaped steel beams 1 (as shown in Figure 1) being arranged in juxtaposition.For lift bridge across
The integral strength of structure, is accomplished in the following manner between adjacent two U-shaped steel beams 1 and is fixedly connected：By two pieces of steel plate clampings
On the vertical beam of two steel construction connection beams 2 on different U-shaped steel beams 1, the company of being bolted between steel plate and vertical beam
Connect to form bolt connection node 3；The vertical beam of two steel construction connection beams 2 is generally aligned in the same plane, and makes two blocks of steel plates and U-shaped steel beam 1
Angle be in 90 °.
, can be in the upside transverse direction strutbeam of steel construction connection beam 2 in order to lift the bonding strength between bridge floor and steel beam structure
The upper connection shear key 7 for setting protrusion, the height of connection shear key 7 are more than the thickness of concrete prefabricated board 4.Such structure is set
Meter can be such that connection shear key 7 stretches to inside concrete cast-in-place slab 5, strengthen the connection between bridge floor and steel beam structure.
In the utility model, U-shaped steel beam 1, steel construction connection beam 2 complete in steel construction workshop, concrete prefabricated board 4
Complete in concrete prefabricated factory, connection shear key 7 uses electric resistance welding, concrete cast-in-place slab 5, drip in steel construction workshop
Blue or green concrete and waterproof layer 6 is cast-in-place and mat formation in building-site.U-shaped steel beam 1 can use steel plate weld, also can use H profile steel with
Steel plate is welded.
U-shaped steel beam 1 arrives in-site installation with steel construction connection beam 2 after factory makes, and erection stage establishes one's own system at the scene,
The load of construction stage can voluntarily be undertaken.The not only template as the Roadway Construction stage, but also show with concrete of concrete prefabricated board 4
Pour the wainscot that plate 5 forms bridge floor service stage.
Assembling type steel structure-concrete composite bridge in the utility model can play the tension stroke and concrete of steel
Compression stroke：The lower wall panels tension of U-shaped steel beam 1, concrete prefabricated board 4 and concrete cast-in-place slab 5 are combined into box-type section
Wainscot, bears compression and partial pressing, plays the Compressive Performance of concrete.
Above-described embodiment illustrates it is not the limitation to the utility model, and the utility model is also not limited to the example above,
For those skilled in the art, make adjustment in the essential scope of the utility model, it is new to belong to this practicality
The protection domain of type.
Claims (6)
1. a kind of assembling type steel structure-concrete composite bridge, including bridge pier and bridge span structure；It is characterized in that, the spanning
Structure includes the U-shaped steel beam being erected at by bearing on two neighboring bridge pier, its both sides vertical beam is with middle lower wall panels in 90 ° of folders
Angle；Multiple vertical I-shaped steel construction connection beams are placed equidistant with the lower wall panels of U-shaped steel beam, among steel construction connection beam
Vertical beam it is parallel with the vertical beam of U-shaped steel beam both sides, be fixedly connected between its horizontal strutbeam in downside and the lower wall panels of U-shaped steel beam；
Concrete prefabricated board is shelved on the upside transverse direction strutbeam of steel construction connection beam and the vertical beam of U-shaped steel beam, concrete prefabricated board
Upper surface sets concrete cast-in-place slab, bituminous concrete and waterproof layer successively from lower to upper.
2. combined bridge according to claim 1, it is characterised in that be additionally provided with use on the vertical beam of the steel construction connection beam
In the floor of reinforcement.
3. combined bridge according to claim 1, it is characterised in that two adjacent steel knots on same U-shaped steel beam
Be additionally provided with stiffener between structure connection beam, the centre in its section is oval or polygon, have four deep floors and
Radial arrangement and the surrounding in centre.
4. combined bridge according to claim 1, it is characterised in that the downside transverse direction strutbeam of the steel construction connection beam with
Achieved a fixed connection between the lower wall panels of U-shaped steel beam by bolt, bolt weldering or welding manner.
5. combined bridge according to claim 1, it is characterised in that set on the upside transverse direction strutbeam of steel construction connection beam
The connection shear key of protrusion is put, the height for connecting shear key is more than the thickness of concrete prefabricated board.
6. according to the combined bridge described in claim 1 to 5 any one, it is characterised in that two adjacent U-shaped steel beams it
Between be accomplished in the following manner and be fixedly connected：Two pieces of steel plate clampings are in two steel construction connection beams on different U-shaped steel beams
Vertical beam on, be bolted to connection to form bolt connection node between steel plate and vertical beam；Two steel construction connection beams it is perpendicular
Beam is generally aligned in the same plane, and the angle for making two blocks of steel plates and U-shaped steel beam is in 90 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720927401.0U CN207267958U (en) | 2017-07-28 | 2017-07-28 | Assembling type steel structure-concrete composite bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720927401.0U CN207267958U (en) | 2017-07-28 | 2017-07-28 | Assembling type steel structure-concrete composite bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207267958U true CN207267958U (en) | 2018-04-24 |
Family
ID=61959826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720927401.0U Active CN207267958U (en) | 2017-07-28 | 2017-07-28 | Assembling type steel structure-concrete composite bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207267958U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111455799A (en) * | 2019-12-20 | 2020-07-28 | 中国市政工程中南设计研究总院有限公司 | Double-layer assembled viaduct and construction method thereof |
-
2017
- 2017-07-28 CN CN201720927401.0U patent/CN207267958U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111455799A (en) * | 2019-12-20 | 2020-07-28 | 中国市政工程中南设计研究总院有限公司 | Double-layer assembled viaduct and construction method thereof |
| CN111455799B (en) * | 2019-12-20 | 2022-01-18 | 中国市政工程中南设计研究总院有限公司 | Double-layer assembled viaduct and construction method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100507150C (en) | Corrugated steel web box girder with steel-concrete combined board lower wing edges | |
| CN108824162A (en) | A kind of steel_concrete composite beam and its construction method using plain plate and corrugated sheet steel mixing web | |
| CN202416148U (en) | Bridge structure of pre-stressed concrete hollow slabs | |
| CN105544373B (en) | A kind of steel case Combined concrete girder and construction method for long-span cablestayed bridges | |
| CN106245511A (en) | A kind of two-fold shape combined beam structure and construction method thereof | |
| CN106368359A (en) | Honeycomb steel beam rib concrete laminated slab | |
| CN101775775A (en) | Combined bridge with self-anti-cracking function and construction method thereof | |
| CN106835930B (en) | A kind of bolt connecting type steel concrete combination beam | |
| CN109403465B (en) | Steel-concrete combined node and manufacturing method thereof | |
| CN205875394U (en) | Antidetonation concrete beam column that dry process is connected | |
| CN207267958U (en) | Assembling type steel structure-concrete composite bridge | |
| CN110747996A (en) | Corrugated steel plate combined frame structure system and application | |
| CN107268417A (en) | A kind of highway steel reinforced concrete combined beam structure based on assembling | |
| CN108316164B (en) | Structure for reinforcing old assembled hollow slab girder bridge by using new girder and construction method | |
| CN108978432A (en) | A kind of middle span assembled steel hollow sandwich slab bridge and production method | |
| CN113356052A (en) | Novel steel bar truss superposed bridge deck and production method | |
| CN109736511A (en) | Prefabricated composite structural column based on Ripple Sternum and preparation method thereof | |
| CN206328669U (en) | The narrow composite beam of steel box of new concrete | |
| CN208933808U (en) | Using the steel_concrete composite beam of plain plate and corrugated sheet steel mixing web | |
| CN206545308U (en) | A kind of Steel Castellated Beams rib concrete folding plate | |
| CN207032605U (en) | A kind of wide cut hollow superimposed sheet | |
| CN214245384U (en) | Assembled steel-concrete bent cap | |
| CN203383137U (en) | Transversely assembled corrugated steel web combined box girder | |
| CN211499184U (en) | Corrugated steel plate combined frame structure system | |
| CN211395312U (en) | Upper structure for wide box girder and short tower cable-stayed bridge |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |