CN102888897A - Shearing resistance connection piece for steel and concrete combined structural member - Google Patents
Shearing resistance connection piece for steel and concrete combined structural member Download PDFInfo
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- CN102888897A CN102888897A CN2012103398365A CN201210339836A CN102888897A CN 102888897 A CN102888897 A CN 102888897A CN 2012103398365 A CN2012103398365 A CN 2012103398365A CN 201210339836 A CN201210339836 A CN 201210339836A CN 102888897 A CN102888897 A CN 102888897A
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Abstract
The invention discloses a shearing resistance connection piece for a steel and concrete combined structural member. The shearing resistance connection piece comprises a flange plate and at least three pairs of angle steel units, wherein the angle steel units are fixedly connected to one surface of the flange plate; each pair of angle steel units comprise two pieces of angle steel which are staggered from each other; each piece of angle steel is an integrated piece which consists of a first steel sheet with a first through hole and a second steel sheet with a second through hole; and steel bars respectively penetrate through the first through hole and the second through hole. By the shearing resistance connection piece, a phenomenon that concrete is cut apart can be avoided, and the shearing resistance of the concrete is improved.
Description
Technical field
The present invention relates to a kind of shear connector, specifically, relate to a kind of shear connector for steel and concrete combined component.
Background technology
Using the flange-shaped shear connector that makes in the existing steel-concrete composite beam is at the termination of steel plate welded flange plate, disposes connector at frange plate again.According to the difference of the connector that disposes, it is combined to be divided into again structural steel connecting member type, weldering nail connector type, open pore steel plate connector type and weldering nail connector and open pore steel plate connector.The open pore steel plate shear connector is to use in recent years more a kind of connector in the steel-concrete combined structure, it is made as girder steel (or steel edge of a wing) at compound beam and has adopted opening square hole on straight, concrete is poured into the shear connector form that forms the concrete tenon in the square hole of steel plate.This connector is used more, but the straight steel plate of perforate is with the concrete separation of both sides, if the too small concrete that easily causes in perforate spacing or aperture isolates destruction.
Summary of the invention
Technical problem:Technical problem to be solved by this invention is, a kind of shear connector for steel and concrete combined component is provided, and the shear connector of this structure can avoid concrete to be isolated destruction, improves concrete shear behavior.
Technical scheme:For solving the problems of the technologies described above, a kind of shear connector for steel and concrete combined component that the present invention adopts, this shear connector comprises frange plate and at least three pairs of angle steel unit, the angle steel unit is fixedly connected on the same face of frange plate, every pair of angle steel unit comprises two blocks of angle steel, two angle steel interlaced arrangement, every block of angle steel is installed with respectively reinforcing bar by the first steel disc that is provided with the first through hole and the single piece that the second steel disc that is provided with the second through hole forms in the first through hole and the second through hole.
Further, described angle steel unit is even number line and arranges, two blocks of angle steel in the angle steel unit are arranged in the two relative row, the axis of the first through hole of the angle steel in every row angle steel unit is located along the same line, the axis of the second through hole of the angle steel in every row angle steel unit is parallel to each other, and the axis spacing of the second adjacent through hole equates; The second through hole interlaced arrangement of the angle steel in the adjacent two row angle steel unit, the first through hole of the angle steel in every row angle steel unit runs through a longitudinal reinforcement jointly, run through respectively a transverse reinforcement in the second through hole of the angle steel in every row angle steel unit, transverse reinforcement and longitudinal reinforcement overlap mutually.
Beneficial effect:Compared with prior art, technical scheme of the present invention has following beneficial effect:
1. shear behavior is strong.Shear connector of the present invention comprises frange plate and angle steel unit, and the first through hole of angle steel is installed with longitudinal reinforcement in the angle steel unit, is installed with transverse reinforcement in the second through hole.Concreting on the frange plate one side.Angle steel unit and reinforcing bar all are arranged in concrete.Because each angle steel interlaced arrangement, angle steel are mutually not corresponding, so the concrete of building is fully not divided.Concrete links to each other by the space between the angle steel, has guaranteed that concrete remains an integral body.Reinforcing bar respectively with the first through hole in concrete and the concrete match ratio in the second through hole, the effect of the shear-pin of formation and tension pull out force.Compare with plate with opening steel plate connector, shear connector of the present invention has stronger shear behavior.
2. simple in structure, easy to prepare.Shear connector of the present invention comprises frange plate and angle steel unit, and the angle steel unit is fixedly connected on the same face of frange plate.This shear connector building block is few, simple in structure.In addition, the angle steel unit can be welded on the frange plate, does not need special-purpose welding equipment, and is easy to prepare.
Description of drawings
Fig. 1 is the structural representation of the shear connector of the embodiment of the invention 1.
Fig. 2 is the structural representation of the shear connector of the embodiment of the invention 2.
Fig. 3 is the structural representation that the present invention is connected with the steel web.
Have among the figure: frange plate 1, angle steel 2, the first through hole 21, the first steel disc 22, the second through hole 23, the second steel disc 24, transverse reinforcement 3, longitudinal reinforcement 4, steel web 5.
The specific embodiment
Referring to accompanying drawing technical scheme of the present invention and principle thereof are described further.
A kind of shear connector for steel and concrete combined component of the present invention comprises frange plate 1 and at least three pairs of angle steel unit.The quantity of angle steel unit is set according to engine request.The angle steel unit is fixedly connected on the same face of frange plate 1.The another side of frange plate 1 is used for connecting steel web 5.Every pair of angle steel unit comprises 2, two angle steel 2 interlaced arrangement of two blocks of angle steel.Every block of angle steel 2 is by the first steel disc 22 that is provided with the first through hole 21 and be provided with the single piece that the second steel disc 24 of the second through hole 23 forms, and namely the first steel disc 22 and the second steel disc 24 are one-body molded is angle steel 2.Be installed with respectively reinforcing bar in the first through hole 21 and the second through hole 23.
As shown in Figure 3, the shear connector of this structure in use, the one side of frange plate 1 is fixedly connected with the angle steel unit, the another side of frange plate 1 is fixedly connected with steel web 5.Concreting on frange plate 1 one side that is provided with the angle steel unit.Angle steel unit and reinforcing bar all are arranged in concrete.Because each angle steel 2 interlaced arrangement, angle steel 2 are mutually not corresponding, behind concreting, concrete is fully not divided.Concrete links to each other by the space between the angle steel 2, has guaranteed that concrete remains an integral body.Reinforcing bar respectively with the first through hole 21 in concrete and the concrete match ratio in the second through hole 23, the effect of the shear-pin of formation and tension pull out force.
Following example for two example two.
Embodiment 1
As shown in Figure 1, shear connector comprises frange plate 1 and four pairs of angle steel unit.The angle steel unit is fixedly connected on the same face of frange plate 1.Every pair of angle steel unit comprises two blocks of angle steel 2.The every single piece that angle steel 2 is comprised of the first steel disc 22 that is provided with the first through hole 21 and the second steel disc 24 that is provided with the second through hole 23.The angle steel unit is even number line and arranges.In Fig. 1, arrange for being two row.Two blocks of angle steel 2 in the angle steel unit are arranged in the two relative row.That is to say that two blocks of angle steel 2 in the angle steel unit are not in delegation.The axis of the first through hole 21 of the angle steel 2 in every row angle steel unit is located along the same line, and the axis of the second through hole 23 of the angle steel 2 in every row angle steel unit is parallel to each other, and the axis spacing of the second adjacent through hole 23 equates.The second through hole 23 interlaced arrangement of the angle steel 2 in the adjacent two row angle steel unit, the first through hole 21 of the angle steel 2 in every row angle steel unit runs through a longitudinal reinforcement 4 jointly, run through respectively a transverse reinforcement 3 in the second through hole 23 of the angle steel 2 in every row angle steel unit, longitudinal reinforcement 4 and transverse reinforcement 3 overlap mutually.Lap-joint between longitudinal reinforcement 4 and the transverse reinforcement 3 can use fixation with steel wire.Two blocks of angle steel 2 are oppositely arranged in every pair of angle steel unit.That is to say that the opening of angle steel 2 is towards the inboard of two row angle steel unit.
As shown in Figure 2, shear connector comprises frange plate 1 and four pairs of angle steel unit.The angle steel unit is fixedly connected on the same face of frange plate 1.Every pair of angle steel unit comprises two blocks of angle steel 2.The every single piece that angle steel 2 is comprised of the first steel disc 22 that is provided with the first through hole 21 and the second steel disc 24 that is provided with the second through hole 23.The angle steel unit is two row and arranges.Two blocks of angle steel 2 in the angle steel unit are arranged in the two relative row.The axis of the first through hole 21 of the angle steel 2 in every row angle steel unit is located along the same line, and the axis of the second through hole 23 of the angle steel 2 in every row angle steel unit is parallel to each other, and the axis spacing of the second adjacent through hole 23 equates.The second through hole 23 interlaced arrangement of the angle steel 2 in the adjacent two row angle steel unit, the first through hole 21 of the angle steel 2 in every row angle steel unit runs through a longitudinal reinforcement 4 jointly, run through respectively a transverse reinforcement 3 in the second through hole 23 of the angle steel 2 in every row angle steel unit, longitudinal reinforcement 4 and transverse reinforcement 3 overlap mutually.Lap-joint between longitudinal reinforcement 4 and the transverse reinforcement 3 can use fixation with steel wire.Two angle steel 2 opposing settings in every pair of angle steel unit.That is to say that the opening of angle steel 2 is towards the outside of two row angle steel unit.
No matter for embodiment 1, or form together the steel concrete shear-pin for concrete and transverse reinforcement 3 in embodiment 2, the second through holes 23.Horizontal shear is resisted with the shear-pin that transverse reinforcement 3 forms by the concrete in the longitudinal reinforcement 4 on the angle steel 2, the second steel disc 22, the second through hole 23.The shear-pin that concrete in longitudinal reinforcement 4 and the second through hole 23 forms with transverse reinforcement 3 can also play the effect of opposing pulling capacity.
According to requirement of engineering, the first through hole 21 of angle steel 2 and the second through hole 23 can be washed into the various geometries such as circle, polygon and ellipse, can be that same size also can be different, and shape can be the same or different.According to requirement of engineering, the first steel disc 22 of angle steel 2 and the angle between the second steel disc 23 are 90-120 degree, for example can be 90 degree, 100 degree or 120 degree.In addition, actual according to engineering, after having arranged the angle steel unit, if also have the space, in the time of can not arranging a complete angle steel unit, can arrange an angle steel 2 or a steel disc.That is to say that this shear connector comprises frange plate 1, at least three pairs of angle steel unit, and angle steel 2 or steel disc.Angle steel 2 or steel disc are arranged on the frange plate 1, are in the same face with the angle steel unit.For example, shear connector comprises frange plate 1, four pairs of angle steel unit and an angle steel 2.
Claims (5)
1. shear connector that is used for steel and concrete combined component, it is characterized in that, this shear connector comprises frange plate (1) and at least three pairs of angle steel unit, the angle steel unit is fixedly connected on the same face of frange plate (1), every pair of angle steel unit comprises two blocks of angle steel (2), two blocks of angle steel (2) interlaced arrangement, every block of angle steel (2) is by the first steel disc (22) that is provided with the first through hole (21) and be provided with the single piece that second steel disc (24) of the second through hole (23) forms, and is installed with respectively reinforcing bar in the first through hole (21) and the second through hole (23).
2. according to the shear connector for steel and concrete combined component claimed in claim 1, it is characterized in that, described angle steel unit is even number line and arranges, two blocks of angle steel (2) in the angle steel unit are arranged in the two relative row, the axis of first through hole (21) of the angle steel (2) in every row angle steel unit is located along the same line, the axis of second through hole (23) of the angle steel (2) in every row angle steel unit is parallel to each other, and the axis spacing of adjacent the second through hole (23) equates; The second through hole (23) interlaced arrangement of the angle steel (2) in the adjacent two row angle steel unit, first through hole (21) of the angle steel (2) in every row angle steel unit runs through a longitudinal reinforcement (4) jointly, run through respectively a transverse reinforcement (3) in second through hole (23) of the angle steel (2) in every row angle steel unit, transverse reinforcement (3) and longitudinal reinforcement (4) be overlap joint mutually.
3. according to the shear connector for steel and concrete combined component claimed in claim 2, it is characterized in that described angle steel unit is two row and arranges.
4. according to claim 1,2 or 3 described shear connectors for steel and concrete combined component, it is characterized in that two angle steel (2) are oppositely arranged or opposing setting in the described angle steel unit.
5. according to the shear connector for steel and concrete combined component claimed in claim 4, it is characterized in that first steel disc (22) of described angle steel (2) and the angle between the second steel disc (24) are 90 to 120.
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CN2012103398365A CN102888897A (en) | 2012-09-13 | 2012-09-13 | Shearing resistance connection piece for steel and concrete combined structural member |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106677381A (en) * | 2017-01-18 | 2017-05-17 | 天津城建大学 | Metal connector for improving integrity of rammed-earth wall structure and rammed-earth wall structure |
CN110258328A (en) * | 2019-07-18 | 2019-09-20 | 金陵科技学院 | A kind of Wavelike steel webplate-concrete combined box beam bridge structure shear connector |
CN111851777A (en) * | 2020-07-24 | 2020-10-30 | 江苏凯翔建设集团有限公司 | Reinforced structure of reinforced concrete wall and reinforcing method thereof |
CN113417369A (en) * | 2021-07-27 | 2021-09-21 | 中国建筑第七工程局有限公司 | Assembled building structure shock mount |
CN113417370A (en) * | 2021-06-01 | 2021-09-21 | 香港理工大学 | Cold bending inverted-V-shaped rigid shear connector |
CN113863113A (en) * | 2021-09-18 | 2021-12-31 | 西安市政设计研究院有限公司 | Perforated stiffening rib-reinforced concrete combined steel beam and construction method thereof |
CN114991318A (en) * | 2022-06-13 | 2022-09-02 | 中国化学工程第十一建设有限公司 | Connecting device, steel concrete structure and steel concrete structure installation method |
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JP2000319816A (en) * | 1999-05-12 | 2000-11-21 | Nippon Steel Corp | Rigid connection structure of upper and lower composite members |
CN201053146Y (en) * | 2007-06-20 | 2008-04-30 | 万水 | Flange-type anti-shearing connection member |
CN201250454Y (en) * | 2008-08-29 | 2009-06-03 | 万水 | Flange-shaped shear connector |
KR20100104350A (en) * | 2009-03-17 | 2010-09-29 | 원광대학교산학협력단 | Shear connector |
CN201671229U (en) * | 2010-05-11 | 2010-12-15 | 汤意 | Shear connector |
CN201874093U (en) * | 2010-11-15 | 2011-06-22 | 同济大学 | T-shaped profile steel connecting part |
CN202809840U (en) * | 2012-09-13 | 2013-03-20 | 东南大学 | Anti-shearing connector used in steel and concrete combined member |
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Patent Citations (7)
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JP2000319816A (en) * | 1999-05-12 | 2000-11-21 | Nippon Steel Corp | Rigid connection structure of upper and lower composite members |
CN201053146Y (en) * | 2007-06-20 | 2008-04-30 | 万水 | Flange-type anti-shearing connection member |
CN201250454Y (en) * | 2008-08-29 | 2009-06-03 | 万水 | Flange-shaped shear connector |
KR20100104350A (en) * | 2009-03-17 | 2010-09-29 | 원광대학교산학협력단 | Shear connector |
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CN201874093U (en) * | 2010-11-15 | 2011-06-22 | 同济大学 | T-shaped profile steel connecting part |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106677381A (en) * | 2017-01-18 | 2017-05-17 | 天津城建大学 | Metal connector for improving integrity of rammed-earth wall structure and rammed-earth wall structure |
CN110258328A (en) * | 2019-07-18 | 2019-09-20 | 金陵科技学院 | A kind of Wavelike steel webplate-concrete combined box beam bridge structure shear connector |
CN111851777A (en) * | 2020-07-24 | 2020-10-30 | 江苏凯翔建设集团有限公司 | Reinforced structure of reinforced concrete wall and reinforcing method thereof |
CN113417370A (en) * | 2021-06-01 | 2021-09-21 | 香港理工大学 | Cold bending inverted-V-shaped rigid shear connector |
CN113417369A (en) * | 2021-07-27 | 2021-09-21 | 中国建筑第七工程局有限公司 | Assembled building structure shock mount |
CN113863113A (en) * | 2021-09-18 | 2021-12-31 | 西安市政设计研究院有限公司 | Perforated stiffening rib-reinforced concrete combined steel beam and construction method thereof |
CN114991318A (en) * | 2022-06-13 | 2022-09-02 | 中国化学工程第十一建设有限公司 | Connecting device, steel concrete structure and steel concrete structure installation method |
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Application publication date: 20130123 |