CN107461067A - A kind of efficient aluminium alloy timber structure buckling-restrained bracing member - Google Patents

A kind of efficient aluminium alloy timber structure buckling-restrained bracing member Download PDF

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Publication number
CN107461067A
CN107461067A CN201710796756.5A CN201710796756A CN107461067A CN 107461067 A CN107461067 A CN 107461067A CN 201710796756 A CN201710796756 A CN 201710796756A CN 107461067 A CN107461067 A CN 107461067A
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CN
China
Prior art keywords
aluminium alloy
timber structure
connecting plate
connection end
buckling
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Granted
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CN201710796756.5A
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Chinese (zh)
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CN107461067B (en
Inventor
崔家春
田炜
徐自然
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East China Architectural Design and Research Institute Co Ltd
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East China Architectural Design and Research Institute Co Ltd
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Priority to CN201710796756.5A priority Critical patent/CN107461067B/en
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Publication of CN107461067A publication Critical patent/CN107461067A/en
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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H9/00Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
    • E04H9/02Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
    • E04H9/021Bearing, supporting or connecting constructions specially adapted for such buildings

Abstract

The invention discloses a kind of efficient aluminium alloy timber structure buckling-restrained bracing member, it includes aluminium alloy core stressed member, timber structure restraining sleeve part and two aluminium alloy end shroudings, aluminium alloy core stressed member is placed in timber structure restraining sleeve part, removably sealing is fixed on timber structure restraining sleeve part both sides to aluminium alloy end shrouding respectively, aluminium alloy core stressed member both ends are respectively equipped with connection end, connection end may pass through aluminium alloy end shrouding, efficient aluminium alloy timber structure buckling-restrained bracing member also includes two symmetrical attachment structures for being used to adjust connection end connection distance, attachment structure is removably disposed on connection end.Fabrication and installation of the present invention are easy, and dead load is light, and rigidity is adjustable, and bulk strength is high, can be used for exposed structure, timber structure, and the aseismatic reinforcement engineering of steel construction and existing building, it is convenient to be changed after installation and shake.Product need not do antirust treatment, good endurance.

Description

A kind of efficient aluminium alloy-timber structure buckling-restrained bracing member
Technical field
The present invention relates to supporting member, and in particular to a kind of efficient aluminium alloy-timber structure buckling-restrained bracing member.
Background technology
Buckling restrained brace is also known as undonded prestressed concrete, is a kind of novel earthquake-proof dissipative member of superior performance, it is a kind of by The energy-consumption supporting member of surrender is drawn and be attained by the case of being pressurized, traditional support is improved and lacking for flexing occurs when being pressurized Point, improve the anti-seismic performance of structure.
Buckling restrained brace (abbreviation BRB) most starts to develop and progressively develop into early in 20th century 70 to the nineties in Japan It is ripe, promote in Japan, the U.S. and Taiwan and generally use later.1971, Yoshino etc. was cut to built-in steel plate Power wall has carried out hysteretic test research, and steel plate is the cross bar of X-shaped arranged crosswise, and test specimen is divided to two groups.In identical loading level Under, stay one group of 15mm gaps to show more preferable ductility than gapless one group between steel plate and concrete, have fuller Full hysteresis loop.Wakabayashi etc. has carried out a system to the steel plate support between being clipped in two sides precast rc slab The experimental study of row, wherein unidirectional load test examines the rigidity and intensity requirement of concrete slab, pull compares not The performance of same non-cohesive material, and assembly test has then investigated the hysteretic energy performance of structure.Fujimoto etc. is single to constraint Member has carried out theoretical and experimental study for the BRB of back-up sand slurry in rectangular steel pipe, is keeping the constant bar of kernel unit sectional dimension Different constraints is simulated by changing external diameter and the wall thickness of constraint element under part, the stress performance of support is investigated, obtains The rigidity and Strength Design Criteria of steel sleeve.Start a large amount of popularizations in Japan after into the nineties, particularly after Kobe earthquake, Buckling restrained brace is used in a large amount of new constructions and reinforcing engineering of Japan.
The U.S. is after it experienced 1994 Nian Bei ridges earthquakes, the last century 90's end buckling-restrained energy-dissipation and its structure The research of system and apply and start to be paid attention in the U.S..
Many scholars expand research to BRB fatigue behaviour and BRB anti-seismic performance after 2000.2002, Yamaguchi etc. is to setting the steel frame of common support and buckling-restrained energy-dissipation to carry out the shaketalle test pair of full size cun Than investigating support and the collective effect of framework.
Research of the China to buckling restrained brace begins one's study after 2000 than later, mainly continues to use the U.S. and Japan Structural form.There are Tongji University, Tsing-Hua University, Xi'an University of Architecture and Technology etc. in main research institution.
Buckling restrained brace tensile and compressive property is suitable, the full stabilization of hysteresis loop, and it can not only be used as structural elements, after surrender And a kind of damper of function admirable, can largely dissipate inputting seismic energy, and by the damage concentration of structure in buckling-restrained Itself is supported, protects agent structure, reduces seismic structural response.At present, buckling restrained brace structural form both domestic and external It can be generally divided into two classes:(1) clean steel type buckling restrained brace;(2) the buckling-restrained branch using concrete filled steel tube as constraint element Support.
Buckling restrained brace of the prior art is usually to be used as main material system using steel and concrete (grouting material) Make, when for timber structure or to mainly having following problem during the stricter structure of control of product quality:
(1) deadweight of product is bigger, and installation is inconvenient, structure is caused during for timber structure or lightweight construction extra Quality, it can substantially increase the seismic force of structure;
(2) need to be in the milk between core plate and sleeve, operating procedure is very cumbersome;
(3) outward appearance of product is not so good as timber structure and aluminium alloy structure is attractive in appearance;
(4) it is good to be not so good as aluminium alloy-timber structure buckling restrained brace for the durability of product.
The content of the invention
The present invention is in order to solve the above problems, and so as to provide, a kind of simple installation, dead load be light, rigidity can reconcile entirety The high efficient aluminium alloy-timber structure buckling-restrained bracing member of intensity.
To reach above-mentioned purpose, technical scheme is as follows:
A kind of efficient aluminium alloy-timber structure buckling-restrained bracing member, the efficient aluminium alloy-timber structure flexing is about Beam supporting member includes aluminium alloy core stressed member, timber structure restraining sleeve part and two aluminium alloy end shroudings, described Aluminium alloy core stressed member is placed in timber structure restraining sleeve part, and aluminium alloy end shrouding is removably close respectively Sealing is scheduled on timber structure restraining sleeve part both sides, and the aluminium alloy core stressed member both ends are respectively equipped with connection end, described Connection end may pass through aluminium alloy end shrouding, and the efficient aluminium alloy-timber structure buckling-restrained bracing member also includes two The symmetrical attachment structure for being used to adjust connection end connection distance, the attachment structure are removably disposed on connection end.
In a preferred embodiment of the invention, the timber structure restraining sleeve part includes two symmetrical overwoods Unit and lower wooden unit, are respectively equipped with several symmetrical bolts hole on the overwood unit and lower wooden unit, it is described on Wooden unit and lower wooden unit are bolted and are integrated, and the both sides of the overwood unit and lower wooden unit are respectively equipped with several Pin-and-hole.Described overwood unit and the section of lower wooden unit can be rectangle, circle or other polygons.
In a preferred embodiment of the invention, it is respectively equipped with symmetrical put in the overwood unit and lower wooden unit Groove is put, aluminium alloy core stressed member is placed in groove.
In a preferred embodiment of the invention, the shape of the standing groove and the shape of aluminium alloy core stressed member Identical, the size of the standing groove is more than the size of aluminium alloy core stressed member.
In a preferred embodiment of the invention, have one between the aluminium alloy core stressed member and timber structure sleeve Determine gap, flexible deformable material to be set in described gap.
In a preferred embodiment of the invention, aluminium alloy end shrouding includes shrouding, and the shrouding is provided with Several in the symmetrical shearing resistance pin of two rows, wherein each shearing resistance pin of a row respectively with the pin-and-hole pair on overwood sleeve It should connect, each shearing resistance pin connection corresponding with the pin-and-hole on lower wooden sleeve respectively of another row.
In a preferred embodiment of the invention, rectangular notch, the rectangular notch and company are provided among the shrouding Connect end corresponding matching.
In a preferred embodiment of the invention, the attachment structure includes two the first symmetrical connecting plates and the Two connecting plates, the first connecting plate and the second connecting plate are symmetricly set on the upper side and lower side of connection end, first connecting plate and Bolt hole is respectively arranged with second connecting plate, first connecting plate and the second connecting plate clamp middle connection by bolt End.
The beneficial effects of the invention are as follows:
Fabrication and installation of the present invention are easy, and dead load is light, and rigidity is adjustable, and bulk strength is high, can be used for exposed structure, wood It is convenient to be changed after the aseismatic reinforcement engineering of structure, steel construction and existing building, installation and shake.Product need not do antirust treatment, Good endurance.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the present invention;
Fig. 2 is the explosive view of the present invention.
Embodiment
In order that the technical means, the inventive features, the objects and the advantages of the present invention are easy to understand, tie below Conjunction is specifically illustrating, and the present invention is expanded on further.
Referring to Fig. 1 and Fig. 2, efficient aluminium alloy-timber structure buckling-restrained bracing member provided by the invention, it includes aluminium Alloy core stressed member 100,200, two aluminium alloy end shroudings 300 of timber structure restraining sleeve part and two regulation connections End 400.
Aluminium alloy core stressed member 100, it includes a rectangular-shaped aluminium alloy core plate 110, and aluminium alloy core plate 110 is placed In timber structure restraining sleeve part 200, connection end 120 is provided with the both ends of aluminium alloy core plate 110.
Connection end 120, also to be rectangular-shaped, it passes through timber structure restraining sleeve part 200 for it, and it is to be used for and miscellaneous part Connection, it can be specifically connected by the mode such as weld, be in the milk.
Connection due to connection end 120 is apart from being usually fixed, and when having, part and the connection distance of connection end 120 are inadequate When, it is necessary to by the application integral replacing, such use cost is very high, and use is also inconvenient, and the application is by connecting A regulation connection end 400 is set to solve the above problems on end 120.
Regulation connection end 400 is removably fixed on connection end 120, and it is the company for adjusting connection end 120 Distance is connect, it includes two symmetrical the first connecting plates 410 and the second connecting plate 420.
First connecting plate 410 and the second connecting plate 420 are symmetricly set on the upper side and lower side of connection end 120, and Some groups of the first symmetrical screws 430 are distinguished on one connecting plate 410 and the second connecting plate 420.
Can be by by the first connecting plate of screw bolt passes 410 between first connecting plate 410 and the second connecting plate 420 One connecting plate 410 and the second connecting plate 420 are fixed on connection end 120.
So by the way that the first connecting plate 410 and the second connecting plate 420 are moved horizontally on connection end 120, so as to adjust Distance is connected, after respective distances are moved to, the first connecting plate 410 and the second connecting plate 420 need to only be fixed.
In addition, in order to improve the fastness after the first connecting plate 410 and the connection of the second connecting plate 420, in the first connecting plate 410 and second the contact surface of connecting plate 420 and connection end 120 be provided with several tread plates 450.
One group of symmetrical connecting hole 440 is further respectively had on the first connecting plate 410 and the second connecting plate 420, is connected Hole 440 be used for be connected with miscellaneous part, miscellaneous part by with the connection on the first connecting plate 410 and the second connecting plate 420 Hole 440 connects, so as to be fixed as one with connection end 120.
, can be by connector for the first connecting plate 410 and the second connecting plate 420 and the connected mode of miscellaneous part Open up the through hole with the corresponding matching of connecting hole 440, by connection member assign into the first connecting plate 410 and the second connecting plate 420 it Between, and through hole is alignd with connecting hole, connecting hole 440, the connector on the first connecting plate 410 are then sequentially passed through by screw On through hole and the second connecting plate 420 on connecting hole 440 so as to be fixed, and can also be in the first connecting plate 410 and Grouting improves connectivity robustness between two connecting plates 420.
When connector volume is larger, connector need to be only placed on to the top of the first connecting plate 410 or place connector In the bottom of the second connecting plate 420, then passed through by bolt, then entered between the first connecting plate 410 and the second connecting plate 420 Row grouting, so can also be fixed, and bonding strength is also very high.
By above-mentioned connected mode, the application can be adapted to the connection of the connector of various sizes and the various connection distances of needs Part, use range is very wide, very convenient.
Timber structure restraining sleeve part 200, it is to be used to fix and strengthen aluminium alloy core stressed member 100, and it is wood Structure, overall weight is light, and it includes two symmetrical overwood sleeves 210 and lower wooden sleeve 220.
Several symmetrical bolts hole 230, overwood sleeve 210 are distinguished on overwood sleeve 210 and lower wooden sleeve 220 And lower wooden sleeve 220 bolt hole 230 on overwood sleeve 210 and lower wooden sleeve 220 can be sequentially passed through by bolt 231, By the fixing bolt 231 of nut 232, so as to which overwood sleeve 210 and lower wooden sleeve 220 is fixed as one, and tear open Unload and be convenient to, be easy to the installation and replacing of aluminium alloy core stressed member 100.
Symmetrical fixing groove 240 is respectively equipped with overwood sleeve 210 and lower wooden sleeve 220, fixing groove 240 includes core Plate fixing groove 241 and two transitioning end fixing grooves 242.
Core plate fixing groove 241 is rectangular-shaped with the corresponding matching of aluminium alloy core plate 110, and aluminium alloy core plate 110 can just pacify Put in the core plate fixing groove 241 in overwood sleeve 210 or lower wooden sleeve 220, then again by overwood sleeve 210 or lower wooden sleeve 220 cover, so as to which aluminium alloy core plate 110 is fixed in timber structure restraining sleeve part 200.
In order to prevent aluminium alloy core plate 110 from being rocked in timber structure restraining sleeve part 200, only aluminium alloy core plate 110 Thickness is equal to twice of the thickness of core plate fixing groove 241.
Because aluminium alloy core plate 110 is fixed in timber structure restraining sleeve part 200, and the both ends of aluminium alloy core plate 110 Connection end 120 is to need to be arranged on outside timber structure restraining sleeve part 200, when connection end 120 is connected with miscellaneous part, receives pressure During power, because timber structure restraining sleeve part 200 can give the intensity of aluminium alloy core plate 110 so that the intensity of aluminium alloy core plate 110 is remote More than the intensity of connection end 120, so that connection end 120 is easily broken from aluminium alloy core plate 110.
Changeover portion 130 is provided between connection end 120 and aluminium alloy core plate 110, and in overwood sleeve 210 and lower wood set Transitioning end fixing groove 242 is respectively equipped with cylinder 220, transitioning end fixing groove 242 is arranged on the both ends of core plate fixing groove 241, and and core Plate fixing groove 241 connects, and changeover portion 130 can be placed in transitioning end fixing groove 242.
Changeover portion 130 is for improving the bonding strength between connection end 120 and aluminium alloy core plate 110, and it is specially ladder Shape.
Two aluminium alloy end shroudings 300 are separately positioned on the both sides of timber structure restraining sleeve part 200, aluminium alloy end envelope Plate 300 is fixed and to aluminium alloy core stress for carrying out sealing to the timber structure restraining sleeve part 200 after being connected Part 100 carries out spacing, is easy to connection end 120 to pass through.
Further respectively have several pin-and-holes 250 in the both sides of overwood sleeve 210 and lower wooden sleeve 220, pin-and-hole 250 be used for Aluminium alloy end shrouding 300 is connected.
Aluminium alloy end shrouding 300 includes a rectangular-shaped shrouding 310, and it is symmetrical in two rows that shrouding 310 is provided with several The shearing resistance pin 311 of distribution, wherein the connection corresponding with the pin-and-hole 250 on overwood sleeve respectively of each shearing resistance pin 311 of a row, The connection corresponding with the pin-and-hole 250 on lower wooden sleeve 220 respectively of each shearing resistance pin 311 of another row, has been achieved in that aluminium alloy End shrouding 300 is detachably mounted to the both sides of timber structure restraining sleeve part 200.
Rectangular notch 312, rectangular notch 312 and the corresponding matching of connection end 120, connection end 120 are provided among shrouding 310 It is exposed outside timber structure restraining sleeve part 200 just to may pass through rectangular notch 312, consequently facilitating being connected with miscellaneous part.
By the implementation of said structure, the application only need to be by aluminium alloy core stressed member 100 and aluminium alloy end shrouding 300 use metal material, and timber structure restraining sleeve part 200 uses wooden material, and intensity also reaches with pre-structure, In the case of not reducing intensity, the weight of itself is reduced, and it is easy for installation, exposed structure, timber structure, steel construction can be adapted to With the various aseismatic reinforcement engineerings such as existing building.
The general principle and principal character and advantages of the present invention of the present invention has been shown and described above.The technology of the industry Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the simply explanation described in above-described embodiment and specification is originally The principle of invention, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these changes Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its Equivalent thereof.

Claims (8)

1. a kind of efficient aluminium alloy-timber structure buckling-restrained bracing member, it is characterised in that the aluminium alloy-timber structure is bent Bent restrained bracing member includes aluminium alloy core stressed member, timber structure restraining sleeve part and two aluminium alloy end shroudings, The aluminium alloy core stressed member is placed in timber structure restraining sleeve part, and shrouding difference in the aluminium alloy end is detachable Ground sealing is fixed on timber structure restraining sleeve part both sides, and the aluminium alloy core stressed member both ends are respectively equipped with connection end, The connection end may pass through aluminium alloy end shrouding, and the efficient aluminium alloy-timber structure buckling-restrained bracing member also includes Two symmetrical attachment structures for being used to adjust connection end connection distance, the attachment structure are removably disposed in connection end On.
A kind of 2. efficient aluminium alloy-timber structure buckling-restrained bracing member according to claim 1, it is characterised in that The timber structure restraining sleeve part includes two symmetrical overwood units and lower wooden unit, the overwood unit and lower wood Several symmetrical bolts hole are respectively equipped with unit, the overwood unit and lower wooden unit are bolted and are integrated, The both sides of the overwood unit and lower wooden unit are respectively equipped with several pin-and-holes.Described overwood unit and the section of lower wooden unit Can be rectangle, circle or other polygons.
A kind of 3. efficient aluminium alloy-timber structure buckling-restrained bracing member according to claim 2, it is characterised in that Symmetrical standing groove is respectively equipped with the overwood unit and lower wooden unit, aluminium alloy core stressed member is placed in groove.
A kind of 4. efficient aluminium alloy-timber structure buckling-restrained bracing member according to claim 3, it is characterised in that The shape of the standing groove is identical with the shape of aluminium alloy core stressed member, and the size of the standing groove is more than aluminium alloy core The size of stressed member.
A kind of 5. efficient aluminium alloy-timber structure buckling-restrained bracing member according to claim 3, it is characterised in that There is certain gap between the aluminium alloy core stressed member and timber structure sleeve, flexible deformable material is set in described gap Material.
A kind of 6. efficient aluminium alloy-timber structure buckling-restrained bracing member according to claim 2, it is characterised in that Aluminium alloy end shrouding includes shrouding, and the shrouding is provided with several in the symmetrical shearing resistance pin of two rows, wherein The connection corresponding with the pin-and-hole on overwood sleeve respectively of each shearing resistance pin of one row, each shearing resistance pin of another row is respectively with The corresponding connection of pin-and-hole on wooden sleeve.
A kind of 7. efficient aluminium alloy-timber structure buckling-restrained bracing member according to claim 6, it is characterised in that Rectangular notch, the rectangular notch and connection end corresponding matching are provided among the shrouding.
A kind of 8. efficient aluminium alloy-timber structure buckling-restrained bracing member according to claim 1, it is characterised in that The attachment structure includes two symmetrical the first connecting plates and the second connecting plate, and the first connecting plate and the second connecting plate are symmetrical The upper side and lower side of connection end is arranged on, is respectively arranged with bolt hole on first connecting plate and the second connecting plate, described One connecting plate and the second connecting plate clamp middle connection end by bolt.
CN201710796756.5A 2017-09-06 Efficient aluminum alloy-wood structure buckling restrained brace member Active CN107461067B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710796756.5A CN107461067B (en) 2017-09-06 Efficient aluminum alloy-wood structure buckling restrained brace member

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710796756.5A CN107461067B (en) 2017-09-06 Efficient aluminum alloy-wood structure buckling restrained brace member

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CN107461067A true CN107461067A (en) 2017-12-12
CN107461067B CN107461067B (en) 2024-04-05

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110607850A (en) * 2019-09-02 2019-12-24 上海市建筑科学研究院 Quadrature laminated wood buckling restrained brace
CN110847346A (en) * 2019-11-28 2020-02-28 湖南麓上住宅工业科技有限公司 Durable wood structural member
CN110847368A (en) * 2019-11-28 2020-02-28 湖南麓上住宅工业科技有限公司 Buckling restrained brace component with aluminum alloy wood structure
CN113338469A (en) * 2021-08-06 2021-09-03 湖南大学 Assembled composite graded energy dissipation buckling restrained brace component

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009263916A (en) * 2008-04-23 2009-11-12 Sugiko:Kk Temporary slope device
CN102564508A (en) * 2011-12-14 2012-07-11 河海大学 Method for implementing online tests of stream flow based on video images
CN102777313A (en) * 2011-05-10 2012-11-14 贺学术 Method of collection and storage of wave energy and pressure seawater scheduling system thereof
CN103122662A (en) * 2013-03-19 2013-05-29 上海沃耳沃建筑材料有限公司 Buckling restrained brace with viscoelastic materials
CN204385943U (en) * 2014-12-31 2015-06-10 南京工业大学 A kind of assembling band erects steel-wooden buckling restrained brace that embedding FRP strengthens
KR101533576B1 (en) * 2014-06-19 2015-07-06 (주)엔아이스틸 Composite beam having truss reinforcement embedded in a concrete

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009263916A (en) * 2008-04-23 2009-11-12 Sugiko:Kk Temporary slope device
CN102777313A (en) * 2011-05-10 2012-11-14 贺学术 Method of collection and storage of wave energy and pressure seawater scheduling system thereof
CN102564508A (en) * 2011-12-14 2012-07-11 河海大学 Method for implementing online tests of stream flow based on video images
CN103122662A (en) * 2013-03-19 2013-05-29 上海沃耳沃建筑材料有限公司 Buckling restrained brace with viscoelastic materials
KR101533576B1 (en) * 2014-06-19 2015-07-06 (주)엔아이스틸 Composite beam having truss reinforcement embedded in a concrete
CN204385943U (en) * 2014-12-31 2015-06-10 南京工业大学 A kind of assembling band erects steel-wooden buckling restrained brace that embedding FRP strengthens

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110607850A (en) * 2019-09-02 2019-12-24 上海市建筑科学研究院 Quadrature laminated wood buckling restrained brace
CN110847346A (en) * 2019-11-28 2020-02-28 湖南麓上住宅工业科技有限公司 Durable wood structural member
CN110847368A (en) * 2019-11-28 2020-02-28 湖南麓上住宅工业科技有限公司 Buckling restrained brace component with aluminum alloy wood structure
CN113338469A (en) * 2021-08-06 2021-09-03 湖南大学 Assembled composite graded energy dissipation buckling restrained brace component
CN113338469B (en) * 2021-08-06 2022-02-18 湖南大学 Assembled composite graded energy dissipation buckling restrained brace component

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