CN206070352U - A kind of bridge and its shearing resistance combinative structure - Google Patents
A kind of bridge and its shearing resistance combinative structure Download PDFInfo
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- CN206070352U CN206070352U CN201621084697.6U CN201621084697U CN206070352U CN 206070352 U CN206070352 U CN 206070352U CN 201621084697 U CN201621084697 U CN 201621084697U CN 206070352 U CN206070352 U CN 206070352U
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- Prior art keywords
- resisting board
- shear
- shear resisting
- shearing resistance
- combinative structure
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Abstract
This utility model discloses a kind of shearing resistance combinative structure of bridge, including supporting construction and the shear connector being arranged on, shear connector includes the first shear resisting board, the second shear resisting board and shearing bar, the top of the first shear resisting board and the second shear resisting board interconnects, and both bottoms are connected with two sides of supporting construction respectively, shearing bar extends transversely through both；Several through holes for being used for build-in armored concrete are provided with first and second shear resisting board.So, the triangle for being in by first, second shear resisting board or trapezoidal shape, greatly improve structure shear behavior, by through hole build-in armored concrete, resist the generation due to the uneven stress in the bridge left and right sides upwards pull up power, shearing bar can strengthen the globality combined with armored concrete by shear connector, effectively improve resistance to plucking and resistance to capsizing, construction cost is reduced in construction, efficiency of construction is improved.This utility model is also disclosed a kind of bridge including above-mentioned shearing resistance combinative structure, and its advantage is as described above.
Description
Technical field
This utility model is related to technical field of civil engineering, the shearing resistance combinative structure of more particularly to a kind of bridge.This practicality
It is new to further relate to a kind of bridge including above-mentioned shearing resistance combinative structure.
Background technology
With the development of Chinese society, increasing all kinds of job facilities are widely used.
In Bridge Design field, it is to adapt to different geographical environments and current demand, has derived different types of bridge
Beam, such as beam bridge, arcuately bridge, rigid frame bridge, suspension bridge and cable-stayed bridge etc..The load ratio born by bridge structure is more comprehensive, its
Middle shearing is important part, and shear connector is the vitals in bridge shear structure, and which primarily serves the purpose of makes bridge
Vertical equity shearing effectively can be transmitted, while ensureing that bridge cross section each several part can be integrally formed undertakes load.
At present, the most widely used shear connector is mainly peg shear connector.Wherein, peg shear connector be it is a kind of with compared with
The flexible connecting member of severe deformation ability, it is allowed to which girder steel small sliding occurs with armoured concrete slab, and shear-force redistribution occurs.
Under external load effect, the shearing major part suffered by peg is acted on peg circular weld joint, and peg itself section is only fraction.
However, bridge shearing resistance is realized by way of peg shear connector, although simple, but single peg shear connector
Bearing capacity it is weaker, in practice of construction, generally require to arrange substantial amounts of peg shear connector, multiple peg shear connector collective effects
Enough shearing resistance effects can be just played, the increase of construction cost is so result in, while also reducing efficiency of construction.Meanwhile, examine
Considering bridge left and right sides runway can cause bridge generation or so bridge floor phenomenon of toppling due to the lack of uniformity of stress, but
Peg shear connector of the prior art, does not have resistance to plucking, resistance to capsizing.
Therefore, how on the basis of making bridge that there is enough shear behaviors, resistance to plucking, resistance to capsizing are improved, is reduced
Construction cost, improves efficiency of construction, is those skilled in the art's technical problem urgently to be resolved hurrily.
Utility model content
The purpose of this utility model is to provide a kind of shearing resistance combinative structure of bridge, and bridge can be made to have enough shearing resistances
Performance, improves resistance to plucking, resistance to capsizing, while can reduce construction cost in construction, improves efficiency of construction.This utility model
Another object be to provide a kind of bridge including above-mentioned shearing resistance combinative structure.
To solve above-mentioned technical problem, this utility model provides a kind of shearing resistance combinative structure of bridge, including supporting construction
With the shear connector being arranged in the supporting construction, the shear connector includes the first shear resisting board, the second shear resisting board and extends transversely through
The top of both many shearing bars, first shear resisting board and the second shear resisting board interconnects, and first shear resisting board and
The bottom of the second shear resisting board is connected with two sides of the supporting construction respectively；On first shear resisting board and the second shear resisting board
It is provided with several through holes for being used for build-in armored concrete.
Preferably, the supporting construction is corrugated steel web structure.
Preferably, the top of first shear resisting board and the second shear resisting board is connected by arc bent plate.
Preferably, the equal rounding in the position that is connected of the arc bent plate and first shear resisting board and the second shear resisting board.
Preferably, the through hole is uniformly distributed on first shear resisting board and the second shear resisting board along its length, and
Through hole on first shear resisting board is linked into an integrated entity with the corresponding through hole on second shear resisting board.
Preferably, each through hole is the straight circular hole of length.
Preferably, the thickness of first shear resisting board and the second shear resisting board is 6～46mm.
Preferably, the length of each through hole is the 30%～60% of first shear resisting board or the second shear resisting board width.
Preferably, the width of each through hole is 20～160mm.
This utility model also provides a kind of bridge, including crane span structure and the shearing resistance combinative structure being arranged on the crane span structure, its
In, the shearing resistance combinative structure is the shearing resistance combinative structure described in any of the above-described.
The shearing resistance combinative structure of bridge provided by the utility model, mainly includes supporting construction and is arranged on supporting construction
On shear connector.Wherein, supporting construction is generally used for the Main Load for carrying bridge, such as shearing force etc..Shear connector is to be lifted
The core component of structure shear resistance, its primary structure include the first shear resisting board, the second shear resisting board and shearing bar.First shear resisting board
Interconnect with the top of the second shear resisting board, and both bottoms are separately positioned on two sides on supporting construction surface.Thus,
Form the structure that cross section is triangle or trapezoidal shape.Shearing bar be provided with many, extend transversely through the first shear resisting board and
Second shear resisting board is arranged, thus, the presence of shearing bar can reduce the deformation on overall structure length direction, bears more big load
Shearing.Meanwhile, several through holes are provided with the first shear resisting board and the second shear resisting board, the through hole is mainly used in build-in steel
Reinforced concrete so that reinforced concrete floor and steel construction stable bond.Thus, shearing resistance combination knot provided by the utility model
Structure, by shear connector in the first shear resisting board and the second shear resisting board triangle that is in or trapezoidal shape, and extend transversely through
The shearing bar of the first shear resisting board and the second shear resisting board, greatly improved structure shear behavior, while can also pass through the first shear resisting board
With through hole build-in armored concrete set on the second shear resisting board, resist due to the generation of the uneven stress in the bridge left and right sides
Upwards pull up power, and shear bar and can strengthen the globality combined with reinforcing bar armored concrete by shear connector, can be effectively
Resistance to plucking and resistance to capsizing are improved, the stripping of reinforced concrete floor and steel construction is prevented.Compared to prior art, this utility model
Without the need for laying substantial amounts of peg shear connector in construction, you can make bridge that there is enough shear behaviors, while the energy in construction
Construction cost is enough reduced, efficiency of construction is improved.
Description of the drawings
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or accompanying drawing to be used is briefly described needed for description of the prior art, it should be apparent that, drawings in the following description are only
It is embodiment of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, also
Other accompanying drawings can be obtained according to the accompanying drawing for providing.
Fig. 1 is a kind of overall structure diagram of specific embodiment provided by the utility model.
Wherein, in Fig. 1：
Supporting construction -1, the first shear resisting board -2, the second shear resisting board -3, through hole -4, arc bent plate -5, shearing bar -
6。
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only this utility model a part of embodiment, rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of this utility model protection.
Fig. 1 is refer to, Fig. 1 is a kind of overall structure diagram of specific embodiment provided by the utility model.
In a kind of specific embodiment provided by the utility model, the shearing resistance combinative structure of bridge mainly includes supporting
Structure 1 and shear connector.
Wherein, supporting construction 1 is generally used for the Main Load for carrying bridge, such as shearing force etc..With regard to supporting construction 1
A kind of preferred implementation in, the supporting construction 1 can be corrugated steel web structure.It is arranged such, the shearing resistance of supporting construction 1
Ability is strengthened.Certainly, supporting construction 1 can also be the structure of remaining type, such as H profile steel beam etc..
Shear connector is core component of the present utility model, is a kind of knot that 1 shear behavior of supporting construction can be substantially improved
Structure, is generally located on the surface of supporting construction 1, can weld with supporting construction 1.The primary structure of shear connector includes the first shearing resistance
Plate 2, the second shear resisting board 3 and shearing bar 6.
Specifically, the first shear resisting board 2 and the second shear resisting board 3 column distribution, and the first shear resisting board 2 and the second shear resisting board 3
Top interconnect, and the bottom of the first shear resisting board 2 and the second shear resisting board 3 be not attached to, but be separately positioned on support knot
On two sides on 1 surface of structure.Thus, the first shear resisting board 2 and the second shear resisting board 3 are formed the similar triangle in cross section or ladder
The shape of shape.And shear bar 6 and extend transversely through the first shear resisting board 2 and the second shear resisting board 3 is arranged, and shear bar 6 and be provided with many,
Bearing capacity on 3 length direction of first shear resisting board 2 and the second shear resisting board, i.e. shear-type load are improved with this, while both reductions exist
Deformation quantity on length direction.Herein preferably, the shearing bar 6 can be reinforcing bar etc..And the height and position of each shearing bar 6 can
It is in same level.Meanwhile, several through holes 4 are additionally provided with the first shear resisting board 2 and the second shear resisting board 3, this leads to
Hole 4 is mainly used in pouring reinforcement concrete so that the first shear resisting board 2 and the second shear resisting board 3 and the mutual build-in of armored concrete.
Thus, shearing resistance combinative structure provided by the utility model, by shear connector in the first shear resisting board 2 and second it is anti-
Triangle or trapezoidal shape that shear 3 is in, and the shearing bar 6 of the first shear resisting board 2 and the second shear resisting board 3 is extended transversely through,
Structure shear behavior is greatly improved, while it is embedding through hole 4 set on the first shear resisting board 2 and the second shear resisting board 3 can be passed through also
Gu armored concrete, resist the generation due to the uneven stress in the bridge left and right sides upwards pull up power, and shear bar 6 can
The globality combined with reinforcing bar armored concrete by reinforcing shear connector, can effectively improve resistance to plucking and resistance to capsizing, prevent steel
The stripping of reinforced concrete layer and steel construction, with antidumping.Compared to prior art, this utility model is without the need in construction
Lay substantial amounts of peg shear connector, you can make bridge that there is enough shear behaviors, while can reduce being constructed in construction
This, improves efficiency of construction.
In a kind of preferred implementation with regard to shear connector, the top of its first shear resisting board 2 and the second shear resisting board 3 can lead to
Cross arc bent plate 5 to interconnect.It is arranged such, the top of the first shear resisting board 2 and the second shear resisting board 3 can avoid stress concentration existing
As, at the same arc bent plate 5 can dispersed stress, improve 3 combinative structure of the first shear resisting board 2 and the second shear resisting board carrying
Power.Certainly, the connected mode on 3 top of the first shear resisting board 2 and the second shear resisting board is not limited in arc bent plate, remaining such as flat board
Can adopt Deng.
Further, if the first shear resisting board 2 is connected with the second shear resisting board 3 by arc bent plate 5 or remaining flat board, then
Connection transition portion be there will necessarily be between arc bent plate 5 and the first shear resisting board 2 and the second shear resisting board 3, in the present embodiment, you can
Fillet, the fillet between such as 15 °～30 ° etc. are set in the transition portion so that transition is more smoothed, further improve shearing
The anti-load-carrying ability of key, does not more allow yielding.
In addition, on the basis of any of the above-described specific embodiment, can be set by the first shear resisting board 2 and the second shear resisting board 3
The through hole 4 put is arranged along the equally distributed version in its length direction.Such as, it is anti-in the first shear resisting board 2 and second
On the length direction of shear 3, a through hole 4 can be equidistantly positioned every 100mm.Meanwhile, for convenience of embedding with armored concrete
Gu, also the first shear resisting board 2 can be interconnected with set location through hole 4 in correspondence with each other on the second shear resisting board 3 so as to connect into
Integrally.
Further, it is connected with correspondence through hole 4 on the second shear resisting board 3 for convenience of the first shear resisting board 2, also each can be led to
Hole 4 is set to grow straight circular hole, or racetrack, i.e. two ends are semi arch, and mid portion is the combinative structure of rectangle.When
So, the shape of each through hole 4 is not limited in growing straight circular hole, and remaining such as circular hole, oval groove etc. can equally be adopted.
Additionally, for ensure shear connector while each through hole 4 is opened up with enough rigidity and intensity, first can be resisted
The thickness of shear 2 and the second shear resisting board 3 is set to 6～46mm, such as 20,30 or 40mm etc..
Meanwhile, the length of each through hole 4 is also unsuitable long, it is preferable that can account for the first shear resisting board 2 and the second shear resisting board 3
The 30%～60% of width.And the width of each through hole 4, may generally be between 20～160mm, such as 30,70,110,150mm
Deng.
The present embodiment also provides a kind of bridge, including crane span structure and the shearing resistance combinative structure being arranged on crane span structure, wherein, this resists
Cut combinative structure identical with above-mentioned related content, here is omitted.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or use that this practicality is new
Type.Various modifications to these embodiments will be apparent for those skilled in the art, determined herein
The General Principle of justice can be realized in the case of without departing from spirit or scope of the present utility model in other embodiments.Cause
This, this utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (10)
1. the shearing resistance combinative structure of a kind of bridge, including supporting construction (1) and the shearing being arranged in the supporting construction (1)
Key, it is characterised in that the shear connector includes the first shear resisting board (2), the second shear resisting board (3) and extend transversely through both many cutting
The top of power bar (6), first shear resisting board (2) and the second shear resisting board (3) interconnects, and first shear resisting board (2) and
The bottom of the second shear resisting board (3) is connected with two sides of the supporting construction (1) respectively；First shear resisting board (2) and second
Several through holes (4) for being used for build-in armored concrete are provided with shear resisting board (3).
2. shearing resistance combinative structure according to claim 1, it is characterised in that the supporting construction (1) is corrugated steel web
Structure.
3. shearing resistance combinative structure according to claim 2, it is characterised in that first shear resisting board (2) and the second shearing resistance
The top of plate (3) is connected by arc bent plate (5).
4. shearing resistance combinative structure according to claim 3, it is characterised in that the arc bent plate (5) is anti-with described first
The equal rounding in the position that is connected of shear (2) and the second shear resisting board (3).
5. the shearing resistance combinative structure according to any one of claim 1-4, it is characterised in that the through hole (4) is described
It is uniformly distributed on one shear resisting board (2) and the second shear resisting board (3) along its length, and the through hole on first shear resisting board (2)
(4) link into an integrated entity with the corresponding through hole (4) on second shear resisting board (3).
6. shearing resistance combinative structure according to claim 5, it is characterised in that each through hole (4) is the straight circular hole of length.
7. shearing resistance combinative structure according to claim 6, it is characterised in that first shear resisting board (2) and the second shearing resistance
The thickness of plate (3) is 6～46mm.
8. shearing resistance combinative structure according to claim 7, it is characterised in that the length of each through hole (4) is described the
The 30%～60% of one shear resisting board (2) or the second shear resisting board (3) width.
9. shearing resistance combinative structure according to claim 8, it is characterised in that the width of each through hole (4) is 20～
160mm。
10. a kind of bridge, including crane span structure and the shearing resistance combinative structure being arranged on the crane span structure, it is characterised in that the shearing resistance
Combinative structure is the shearing resistance combinative structure described in any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621084697.6U CN206070352U (en) | 2016-09-27 | 2016-09-27 | A kind of bridge and its shearing resistance combinative structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621084697.6U CN206070352U (en) | 2016-09-27 | 2016-09-27 | A kind of bridge and its shearing resistance combinative structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206070352U true CN206070352U (en) | 2017-04-05 |
Family
ID=58439060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621084697.6U Expired - Fee Related CN206070352U (en) | 2016-09-27 | 2016-09-27 | A kind of bridge and its shearing resistance combinative structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206070352U (en) |
-
2016
- 2016-09-27 CN CN201621084697.6U patent/CN206070352U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170405 Termination date: 20170927 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |