CN214364130U - Wood structure beam column connected node is strengthened to SMA consumer - Google Patents

Wood structure beam column connected node is strengthened to SMA consumer Download PDF

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Publication number
CN214364130U
CN214364130U CN202023174508.3U CN202023174508U CN214364130U CN 214364130 U CN214364130 U CN 214364130U CN 202023174508 U CN202023174508 U CN 202023174508U CN 214364130 U CN214364130 U CN 214364130U
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steel
channel steel
sma
wood
column
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CN202023174508.3U
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李伟
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Xijing University
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Xijing University
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Abstract

A beam-column connecting node of an SMA energy dissipater reinforced wood structure comprises channel steel, wherein two parallel steel plates are connected to the outer side of the channel steel, openings of the two channel steel are oppositely coated on the periphery of a wood column in a cylindrical shape, and the edges of the steel plates at the same horizontal height on the outer side of the channel steel are oppositely connected around the channel steel; a wood beam is fixedly inserted between the parallel steel plates connected to the periphery of the cylindrical channel steel, angle steels are fixedly connected to the upper and lower ends of the parallel steel plates connected to the periphery of the cylindrical channel steel respectively, and an SMA energy dissipater is connected to the center between the vertical plate and the transverse plate of each angle steel; the SMA material has strong deformation recovery capability, superelasticity and high damping, and the displacement of the connecting part is controlled and the deformation can be recovered by using the SMA energy dissipater; the whole installation work efficiency can be greatly improved by combining factory prefabrication and field installation, and later-period disassembly and secondary utilization are facilitated; the utility model has the advantages of reasonable structure, convenient construction, good beam column compatibility, small translation displacement and torsion reaction and strong self-resetting capability.

Description

Wood structure beam column connected node is strengthened to SMA consumer
Technical Field
The utility model relates to a building structure technical field specifically is a timber structure beam column connected node is strengthened to SMA consumer.
Background
The buildings may generate continuous vibration under various natural disasters such as earthquake, wind and the like, and even cause structural damage when the buildings are serious. The influence of natural disasters on the structure is often uncertain, and whether the structure has the capacity of resisting various extreme loads becomes a problem which is increasingly concerned by people.
In the technical field of assembled steel structure connecting pieces, wood structure nodes need to be connected in an assembled connection mode, the traditional connection mode is that an L-shaped connecting piece is adopted between a wood column and a wood beam to be directly connected, wherein the L-shaped connecting piece is connected with the wood column through a bolt, the L-shaped connecting piece is connected with the wood beam through a bolt, the L-shaped connecting piece is poor in torsion resistance, and the structure has the problems that the control deformation is poor, and the instability is generated to cause structural damage.
Disclosure of Invention
In order to overcome the not enough of above-mentioned prior art, the utility model aims to provide a wood frame beam column connected node is strengthened to SMA (shape memory alloy) power dissipation ware, can absorb the energy that a large amount of vibrations produced, reduces the influence of vibration to the structure simultaneously, has rational in infrastructure, convenient construction, beam column compatibility is good, translation displacement and torsion reaction are less and good from the reset ability.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a beam-column connection node of a reinforced wood structure of an SMA (shape memory alloy) energy dissipater comprises a channel steel 2, wherein two parallel steel plates 6 are connected to the outer side of the channel steel 2, openings of the two channel steels 2 are oppositely coated on the periphery of a wood column 1 in a cylindrical shape, and the edges of the steel plates 6 at the same horizontal height on the outer side of the channel steel 2 are oppositely connected around the channel steel 2; the wood beam 7 is fixedly inserted between the steel plates 6 which are connected with the periphery of the cylindrical channel steel 2 and are parallel, the angle steel 3 is fixedly connected with the upper end and the lower end of the steel plate 6 which is connected with the periphery of the cylindrical channel steel 2 and are parallel respectively, and the SMA energy dissipater 4 is connected in the middle between the vertical plate and the transverse plate of the angle steel 3.
The vertical plates of the channel steel 2 and the angle steel 3 are fixedly connected with the wood column 1, the transverse plate of the angle steel 3, the wood beam 7 and the steel plate 6 through corresponding bolts 5 and bolt holes respectively.
The heights of the bolts 5 and the bolt holes on the vertical plates of the channel steel 2 and the angle steel 3 and the adjacent connecting surfaces of the wood column 1 are different, and the heights of the bolts 5 and the bolt holes on the opposite connecting surfaces are symmetrical.
The bolt 5 is a high-strength bolt, and the performance grade is 8.8 grade or 10.9 grade.
The beneficial effects of the utility model reside in that:
the SMA material has strong deformation recovery capability, superelasticity and high damping, and the displacement of the connecting part is controlled and the deformation can be recovered by using the SMA energy dissipater 4; the whole installation work efficiency can be greatly improved by combining factory prefabrication and field installation, and later-period disassembly and secondary utilization are facilitated; the utility model has the advantages of reasonable structure, convenient construction, good beam column compatibility, small translation displacement and torsion reaction and strong self-resetting capability.
Drawings
Fig. 1 is the utility model discloses channel- section steel 2 and 6 connection structure sketch views of steel sheet.
Fig. 2 is a schematic view of the connection structure of the angle steel 3 and the SMA energy dissipater 4 of the present invention.
Fig. 3 is a schematic structural diagram of the post 1 of the present invention.
Fig. 4 is a schematic structural diagram of the wood beam 7 of the present invention.
Fig. 5 is an axonometric view of the present invention.
Fig. 6 is a front view of the present invention.
Fig. 7 is a top view of the present invention.
Fig. 8 is an exploded view of the present invention.
In the figure: 1. a wood column; 2. channel steel; 3. angle steel; 4. an SMA damper; 5. a bolt; 6. a steel plate; 7. a wood beam.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1 to 4, the beam-column connection node of the SMA energy dissipater reinforced wood structure comprises a channel steel 2, wherein two parallel steel plates 6 are connected to the outer side of the channel steel 2, openings of the two channel steels 2 are oppositely coated on the periphery of a wood column 1 in a cylindrical shape, and the edges of the steel plates 6 at the same horizontal height on the outer side of the channel steel 2 are oppositely connected around the channel steel 2; the wood beam 7 is fixedly inserted between the steel plates 6 which are connected with the periphery of the cylindrical channel steel 2 and are parallel, the angle steel 3 is fixedly connected with the upper end and the lower end of the steel plate 6 which is connected with the periphery of the cylindrical channel steel 2 and are parallel respectively, and the SMA energy dissipater 4 is connected in the middle between the vertical plate and the transverse plate of the angle steel 3.
The vertical plates of the channel steel 2 and the angle steel 3 are fixedly connected with the wood column 1, the transverse plate of the angle steel 3, the wood beam 7 and the steel plate 6 through corresponding bolts 5 and bolt holes respectively.
The heights of the bolts 5 and the bolt holes on the vertical plates of the channel steel 2 and the angle steel 3 and the adjacent connecting surfaces of the wood column 1 are different, and the heights of the bolts 5 and the bolt holes on the opposite connecting surfaces are symmetrical.
The bolt 5 is a high-strength bolt, and the performance grade is 8.8 grade or 10.9 grade.
The working principle of the invention is as follows:
the method comprises the following steps of prefabricating a wood column 1, a wood beam 7, channel steel 2, a steel plate 6, an SMA energy dissipater, angle steel 3 and a high-strength bolt 5 in a factory in advance, and reserving bolt holes; the method comprises the steps of respectively welding and fixing symmetrical steel plates 6 at the corresponding positions of the outer walls of channel steel 2 in a unilateral V-shaped welding mode on site, welding an SMA energy dissipater 4 between included angles of angle steel 3, hoisting a wood column 1 and a wood beam 7 to an installation position through temporary support, surrounding the wood column 1, welding the channel steel 2 and the steel plates 6 which are welded symmetrically in the prior art together in a V-shaped welding mode and coating the wood column 1, then inserting the wood beam 7 between the parallel steel plates 6, welding bolt holes reserved in the angle steel 3 of the SMA energy dissipater 4, and fixing the wood beam 7 and the wood column 1 which are reserved with the bolt holes by using a high-strength bolt 5.

Claims (4)

1. The utility model provides a timber structure beam column connected node is strengthened to SMA consumer, includes channel-section steel (2), its characterized in that: the outer side of the channel steel (2) is connected with two parallel steel plates (6), the openings of the two channel steels (2) are oppositely coated on the periphery of the wooden column (1) in a cylindrical shape, and the edges of the steel plates (6) at the same horizontal height on the outer side of the channel steel (2) are oppositely connected around the channel steel (2); the wood beam (7) is fixedly connected between the steel plates (6) which are connected with the periphery of the cylindrical channel steel (2) and are parallel, the angle steel (3) is fixedly connected with the upper end and the lower end of the steel plate (6) which is connected with the periphery of the cylindrical channel steel (2) and are parallel respectively, and the SMA energy dissipater (4) is connected in the middle between the vertical plate and the transverse plate of the angle steel (3).
2. The beam-column connection node of the SMA damper reinforced wood structure of claim 1, wherein: the vertical plates of the channel steel (2) and the angle steel (3) are fixedly connected with the wooden column (1), and the transverse plate, the wooden beam (7) and the steel plate (6) of the angle steel (3) are respectively fixedly connected with the corresponding bolt (5) and the corresponding bolt hole.
3. The beam-column connection node of the SMA damper wood-reinforced structure, as recited in claim 2, wherein: the vertical plates of the channel steel (2) and the angle steel (3) are different in height from the bolts (5) and the bolt holes on the adjacent connecting surfaces of the wooden columns (1), and the bolts (5) and the bolt holes on the opposite connecting surfaces are highly symmetrical.
4. The SMA damper-stiffened wood structure beam-column connection node as recited in claim 2 or 3, wherein: the bolt (5) is a high-strength bolt, and the performance grade is 8.8 grade or 10.9 grade.
CN202023174508.3U 2020-12-25 2020-12-25 Wood structure beam column connected node is strengthened to SMA consumer Active CN214364130U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202023174508.3U CN214364130U (en) 2020-12-25 2020-12-25 Wood structure beam column connected node is strengthened to SMA consumer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202023174508.3U CN214364130U (en) 2020-12-25 2020-12-25 Wood structure beam column connected node is strengthened to SMA consumer

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Publication Number Publication Date
CN214364130U true CN214364130U (en) 2021-10-08

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CN202023174508.3U Active CN214364130U (en) 2020-12-25 2020-12-25 Wood structure beam column connected node is strengthened to SMA consumer

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CN (1) CN214364130U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114622657A (en) * 2022-04-24 2022-06-14 石家庄铁道大学 Steel-wood combined connecting system based on sleeve connection

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114622657A (en) * 2022-04-24 2022-06-14 石家庄铁道大学 Steel-wood combined connecting system based on sleeve connection
CN114622657B (en) * 2022-04-24 2023-12-05 石家庄铁道大学 Steel-wood combined connection system based on sleeve connection

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