CN110748043A - Anti-buckling steel plate shear wall restrained by all-steel assembly type double-limb steel pipes - Google Patents
Anti-buckling steel plate shear wall restrained by all-steel assembly type double-limb steel pipes Download PDFInfo
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- CN110748043A CN110748043A CN201911174473.2A CN201911174473A CN110748043A CN 110748043 A CN110748043 A CN 110748043A CN 201911174473 A CN201911174473 A CN 201911174473A CN 110748043 A CN110748043 A CN 110748043A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 199
- 239000010959 steel Substances 0.000 title claims abstract description 199
- 239000004567 concrete Substances 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 238000003466 welding Methods 0.000 abstract description 14
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 238000013461 design Methods 0.000 abstract description 2
- 230000000452 restraining effect Effects 0.000 description 14
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000009417 prefabrication Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 231100000640 hair analysis Toxicity 0.000 description 1
- 239000011372 high-strength concrete Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/56—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members
- E04B2/58—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members with elongated members of metal
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/98—Protection against other undesired influences or dangers against vibrations or shocks; against mechanical destruction, e.g. by air-raids
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/56—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members
- E04B2/562—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members with fillings between the load-bearing elongated members
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, 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
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
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- Architecture (AREA)
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- Structural Engineering (AREA)
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- Business, Economics & Management (AREA)
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- Joining Of Building Structures In Genera (AREA)
Abstract
The invention provides an all-steel assembled double-limb steel pipe restrained buckling-restrained steel plate shear wall, and belongs to the technical field of structural engineering. The embedded steel plate passes through go up fishplate, lower fishplate, left fishplate and right fishplate welding in the edge frame, two limbs restraint steel pipe are in the equidistant arrangement of the both sides symmetry of embedded steel plate, and pass through connecting bolt presss from both sides tightly embedded steel plate. The invention improves the shear-resistant bearing capacity and hysteretic energy consumption capacity of the steel plate shear wall, and can conveniently adjust the bearing capacity and rigidity of the shear wall by adjusting the number of the double-limb constraint steel pipes, thereby facilitating the structural design. The restraint steel pipe is small in size, light in self weight and convenient to transport and hoist.
Description
Technical Field
The invention relates to an all-steel assembly type double-limb steel pipe restrained anti-buckling steel plate shear wall, and belongs to the technical field of structural engineering.
Background
The buckling restrained steel plate shear wall is the most commonly used lateral force resistant component in high-rise buildings, and the buckling restrained component is arranged outside the plane to restrain the out-of-plane buckling deformation of the steel plate, so that the mechanical property of the sheared steel plate is improved. The steel has the advantages of large initial rigidity, high bearing capacity, high ductility coefficient, stable hysteretic energy consumption performance and the like, and is favored by the engineering technicians. The common plane external constraint construction method for the buckling-restrained steel plate shear wall in the current engineering comprises the methods of welding stiffening ribs and installing a concrete buckling-restrained cover plate, but the construction method still has some defects. By adopting the method of welding the stiffening ribs, a large amount of welding work needs to be finished on the steel plate, so that the problems of welding residual stress and deformation of the surface of the steel plate before installation are caused. Assembled concrete buckling restrained brace apron, install concrete slab on the steel sheet through split bolt, the influence of welding problem has been avoided, but the concrete apron needs the ligature reinforcing bar in the preparation, the preparation template, concreting and maintenance, the production process is more complicated, large size concrete apron still exists the transportation, hoist and mount problem not just, and simultaneously, the buckling restrained brace quality of concrete material is great, the dead weight of building structure and the influence of seismic effect have been increased, it is unfavorable to the structure antidetonation.
Disclosure of Invention
The invention provides an all-steel assembled double-limb steel pipe restrained anti-buckling steel plate shear wall which is convenient to manufacture and install and good in anti-seismic performance, and aims to overcome the defects of the prior art.
The utility model provides an anti-buckling steel sheet shear force wall of full steel assembled double-limb steel pipe restraint, includes edge frame, edge frame includes frame roof beam, lower frame roof beam, left frame post and right frame post, go up frame roof beam, left frame post, lower frame roof beam and the hoist and mount of right frame post for the quadrangle framework, the shear force wall still includes fishplate, lower fishplate, left fishplate, right fishplate, embedded steel sheet, double-limb restraint steel pipe and connecting bolt, embedded steel sheet passes through go up fishplate, lower fishplate, left fishplate and right fishplate welding in the edge frame, double-limb restraint steel pipe is in equidistant the arrangement in two sides of embedded steel sheet, and pass through connecting bolt presss from both sides tightly embedded steel sheet.
Furthermore, the double-limb constraint steel pipe comprises a first steel pipe, a second steel pipe and a plurality of batten plates, wherein the first steel pipe and the second steel pipe are arranged in parallel and are connected through the plurality of batten plates.
Furthermore, the embedded steel plate is provided with through holes for inserting connecting bolts, slender seams for inserting the connecting bolts are reserved between the adjacent plurality of lacing plates to serve as long bolt holes, and the long bolt holes correspond to the through holes one to one.
Furthermore, a steel gasket is arranged outside the long bolt hole, the connecting bolt penetrates through the steel gasket, the long bolt hole and the through hole simultaneously, and the embedded steel plate and the double-limb constraint steel pipe are fastened together by applying pretightening force through the steel gasket.
Furthermore, the double-limb constraint steel pipe is slightly longer than the net size of the embedded steel plate in the installation direction of the double-limb constraint steel pipe, and the fishplate in the direction is clamped tightly.
Furthermore, a gap is reserved between the end part of the double-limb constraint steel pipe and the edge frame, and the gap is 1/50 with the frame layer height.
Furthermore, the first steel pipe and the second steel pipe are both hollow rectangular steel pipes and have the same size.
Further, concrete is filled in the first steel pipe and the second steel pipe.
Furthermore, the thickness of the patch plate is 10-20 mm larger than the diameter of the connecting bolt.
Further, the connecting bolt is a high-strength split bolt.
The main advantages of the invention are: according to the all-steel assembled double-limb steel pipe restrained anti-buckling steel plate shear wall, the buckling of the embedded steel plate plane of the contact surface is restrained through the restraining steel pipes, the width of a plate to be sheared of a cell is reduced, the buckling mode of the steel plate is converted from integral buckling into cell buckling, the shear-resisting bearing capacity and hysteretic energy consumption capacity of the steel plate shear wall are improved, the bearing capacity and rigidity of the shear wall can be conveniently adjusted through adjusting the number of the double-limb restraining steel pipes, and the structural design is facilitated. In the machining process, welding operation is not needed on the steel plate, and the problems of welding residual stress and deformation are avoided. Can utilize the gap between the double limb steel pipe wall and the batten plate to regard as the bolt mounting hole, exert behind the pulling force to the stay bolt, the batten plate can assist the steel pipe wall to share the influence of bolt pretightning force jointly, has avoided the process of trompil and entrance to a cave reinforcement on the steel pipe wall, and the processing preparation is convenient. The long bolt hole structure can realize a mutual interlocking mechanism of the buckling-restrained component and the embedded steel plate under the action of earthquake force, the restraint beam does not directly participate in-plane stress, and the restraint beam is protected and continuously and stably exerts the buckling-restrained action on the steel plate. The hollow steel pipe constraint steel pipe section form is convenient to manufacture, the prefabrication of all-steel structural components is easy to realize, and the site concrete pouring operation is omitted. The section form of the steel pipe concrete confined steel pipe has higher rigidity and bearing capacity, the width of the wall body can be further reduced, and the using area of a building is increased. The steel pipe constraint steel pipe has small volume and light self weight, and is convenient to transport and hoist.
Drawings
FIG. 1 is a schematic structural diagram of an all-steel assembled double-limb steel pipe restrained anti-buckling steel plate shear wall of the invention;
FIG. 2 is a schematic sectional view taken along the line A-A in FIG. 1;
fig. 3 is a structural schematic diagram of a double-limb constraint steel pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the invention provides an all-steel assembled double-limb steel pipe restrained buckling-restrained steel plate shear wall, which comprises an embodiment of an edge frame, wherein the edge frame comprises an upper frame beam 1, a lower frame beam 2, a left frame column 3 and a right frame column 4, the upper frame beam 1, the left frame column 3, the lower frame beam 2 and the right frame column 4 are hoisted into a quadrilateral frame body, and the all-steel assembled double-limb steel pipe restrained steel plate shear wall is characterized in that the shear wall further comprises an upper fishplate 5, a lower fishplate 6, a left fishplate 7, a right fishplate 8, an embedded steel plate 9, double-limb restrained steel pipes 10 and connecting bolts 11, the embedded steel plates 9 are welded in the edge frame through the upper fishplate 5, the lower fishplate 6, the left fishplate 7 and the right fishplate 8, the double-limb restrained steel pipes 10 are symmetrically arranged at equal intervals on two surfaces of the embedded steel plates 9, and the embedded steel plates 9 are clamped through the connecting bolts.
Specifically, the double-limb restraining steel pipes 10 are prefabricated members, and are not limited to be installed horizontally, but can be installed vertically, but regardless of the installation form, the double-limb restraining steel pipes 10 need to be kept in an equidistant arrangement. The embedded steel plate 9 is made of a high-ductility steel material with good welding performance. In this embodiment, the edge frame is rectangular, and the thickness of the edge frame is thicker than that of the fishplate and the embedded steel plate 9, and correspondingly, the fishplate frame formed by the upper fishplate 5, the lower fishplate 6, the left fishplate 7 and the right fishplate 8 is also rectangular, and the fishplate frame is used as a transition plate for welding the embedded steel plate 9 into the edge frame.
Referring to fig. 2, in the present preferred embodiment, the double-limb restraining steel pipe 10 includes a first steel pipe 12, a second steel pipe 13, and a plurality of gusset plates 14, and the first steel pipe 12 and the second steel pipe 13 are arranged in parallel and connected by the plurality of gusset plates 14.
Specifically, the manufacture of the double-limb constraint steel pipe 10 is completed in a prefabrication processing factory. The first rectangular steel pipe 12 is connected with the surface to be placed on the platform horizontally, the batten plates 14 are arranged on the connected surface through a hair sample, the batten plates 14 are fixed on the pipe wall of the first rectangular steel pipe 12 in a fillet weld enclosure welding mode, and all the batten plates 14 are welded in sequence. And (3) reversing the first rectangular steel pipe 12 by 90 degrees, and tightly attaching the batten plate connecting surface of the second rectangular steel pipe 13 to the connecting surface of the first rectangular steel pipe 12 with the welded batten plates, wherein two ends of the batten plate connecting surface are aligned. And the batten plate 14 is connected with the second rectangular steel pipe 13 in a fillet three-side welding mode. The double-limb restraining steel pipe 10 is turned over by 180 degrees as a whole. And finishing the welding of the last connecting fillet weld of the batten plate 14 and the second rectangular steel pipe 13.
In the buckling-restrained steel plate shear wall restrained by the double-limb steel pipes, the width of the batten plate 14 is the same as the width of the connecting surface of the first rectangular steel pipe 12 and the second rectangular steel pipe 13, and the pipe walls of the batten plate 14, the first rectangular steel pipe 12 and the second rectangular steel pipe 13 share the pre-tightening force of the connecting bolt.
Referring to fig. 1 to 3, in the preferred embodiment of this section, the embedded steel plate 9 is provided with through holes for the insertion of the connecting bolts 11, and elongated slits for the insertion of the connecting bolts 11 are left between the adjacent gusset plates 14 as long bolt holes, which correspond to the through holes one to one.
In the preferred embodiment of this part, a steel gasket is arranged outside the long bolt hole, the connecting bolt 11 simultaneously passes through the steel gasket, the long bolt hole and the through hole, and the embedded steel plate 9 and the double-limb constraint steel pipe 10 are fastened together by applying a pretightening force through the steel gasket.
Referring to fig. 1, in the preferred embodiment of this section, the double-limb restraining steel pipe 10 is slightly longer than the net size of the embedded steel plate 9 in the installation direction of the double-limb restraining steel pipe 10, and clamps the fishplate in the direction.
Specifically, in this embodiment, in order to ensure the restraining effect, the length of the double-limb restraining steel pipe 10 should be greater than the net size of the embedded steel plate 9 in the installation direction, and the end of the double-limb restraining steel pipe 10 extends into the height range of the fishplate.
Referring to fig. 1, in the present preferred embodiment, a gap is left between the end of the double-limb restraining steel pipe 10 and the edge frame, and the gap is 1/50 which is the frame floor height, which is the clear height of the floor.
Specifically, in the present embodiment, in order to avoid the premature contact between the double-limb restraining steel pipe 10 and the edge frame, a certain gap should be reserved between the end of the double-limb restraining steel pipe 10 and the edge frame.
Referring to fig. 2, in the present preferred embodiment, the first steel pipe 12 and the second steel pipe 13 are both hollow rectangular steel pipes and have the same size.
In the preferred embodiment of this section, the first steel pipe 12 and the second steel pipe 13 are filled with concrete.
Specifically, the first steel pipe 12 and the second steel pipe 13 may be filled with concrete or not, and the concrete may be ordinary concrete or high-strength concrete.
In the preferred embodiment of this section, the thickness of the gusset plate 14 is 10 to 20mm larger than the diameter of the connecting bolt 11.
In the preferred embodiment of this section, the connecting bolt 11 is a high-strength split bolt.
Claims (10)
1. The buckling-restrained steel plate shear wall comprises an edge frame, wherein the edge frame comprises an upper frame beam (1), a lower frame beam (2), a left frame column (3) and a right frame column (4), the upper frame beam (1), the left frame column (3), the lower frame beam (2) and the right frame column (4) are hoisted into a quadrilateral frame body, and the buckling-restrained steel plate shear wall is characterized by further comprising an upper fishplate (5), a lower fishplate (6), a left fishplate (7), a right fishplate (8), an embedded steel plate (9), a double-limb restrained steel pipe (10) and connecting bolts (11), the embedded steel plate (9) is welded in the edge frame through the upper fishplate (5), the lower fishplate (6), the left fishplate (7) and the right fishplate (8), the double-limb restrained steel pipe (10) is symmetrically arranged at equal intervals on two sides of the embedded steel plate (9), and clamping the embedded steel plate (9) through the connecting bolt (11).
2. The all-steel assembled double-limb steel pipe restrained anti-buckling steel plate shear wall as claimed in claim 1, is characterized in that: the double-limb constraint steel pipe (10) comprises a first steel pipe (12), a second steel pipe (13) and a plurality of batten plates (14), wherein the first steel pipe (12) and the second steel pipe (13) are arranged in parallel and are connected through the plurality of batten plates (14).
3. The all-steel assembled double-limb steel pipe restrained anti-buckling steel plate shear wall as claimed in claim 2, wherein through holes for insertion of connecting bolts (11) are formed in the embedded steel plate (9), slender seams for insertion of the connecting bolts (11) are reserved between the adjacent batten plates (14) to serve as long bolt holes, and the long bolt holes correspond to the through holes one to one.
4. The all-steel assembled double-limb steel pipe restrained anti-buckling steel plate shear wall as claimed in claim 3, wherein a steel gasket is arranged outside the long bolt hole, the connecting bolt (11) simultaneously penetrates through the steel gasket, the long bolt hole and the through hole, and the embedded steel plate (9) and the double-limb restrained steel pipe (10) are fastened together by applying pretightening force through the steel gasket.
5. The all-steel assembled double-limb steel pipe restrained anti-buckling steel plate shear wall as claimed in claim 4, wherein the double-limb restrained steel pipe (10) is slightly longer than the net size of the embedded steel plate (9) in the installation direction of the double-limb restrained steel pipe (10), and clamps the fishplate in the direction.
6. An all-steel assembled double-limb steel pipe restrained anti-buckling steel plate shear wall as claimed in claim 5, wherein a gap is left between the end of the double-limb restrained steel pipe (10) and the edge frame, and the gap is 1/50 with the frame layer height.
7. The all-steel assembled double-limb steel pipe restrained anti-buckling steel plate shear wall as claimed in claim 2, wherein the first steel pipe (12) and the second steel pipe (13) are both hollow rectangular steel pipes and are identical in size.
8. The all-steel assembled double-limb steel pipe restrained anti-buckling steel plate shear wall as claimed in claim 7, characterized in that the first steel pipe (12) and the second steel pipe (13) are filled with concrete.
9. The all-steel assembled double-limb steel tube restrained anti-buckling steel plate shear wall as claimed in claim 2, wherein the thickness of the batten plate (14) is 10-20 mm larger than the diameter of the connecting bolt (11).
10. An all-steel assembled double-leg steel tube restrained anti-buckling steel plate shear wall as claimed in any one of claims 1, 3, 4 or 9, wherein the connecting bolts (11) are high-strength split bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911174473.2A CN110748043A (en) | 2019-11-26 | 2019-11-26 | Anti-buckling steel plate shear wall restrained by all-steel assembly type double-limb steel pipes |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911174473.2A CN110748043A (en) | 2019-11-26 | 2019-11-26 | Anti-buckling steel plate shear wall restrained by all-steel assembly type double-limb steel pipes |
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| CN110748043A true CN110748043A (en) | 2020-02-04 |
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| CN201911174473.2A Pending CN110748043A (en) | 2019-11-26 | 2019-11-26 | Anti-buckling steel plate shear wall restrained by all-steel assembly type double-limb steel pipes |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111622383A (en) * | 2020-06-09 | 2020-09-04 | 江苏海洋大学 | Self-resetting concrete frame structure steel plate energy-consumption infilled wall and assembling method thereof |
| CN113216457A (en) * | 2021-05-25 | 2021-08-06 | 哈尔滨工业大学 | Holed buckling-restrained shear wall with buckling-restrained fishplates and construction method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010133229A (en) * | 2008-11-10 | 2010-06-17 | Takenaka Komuten Co Ltd | Earthquake-resisting wall, building, and construction method of the earthquake-resisting wall |
| CN103410240A (en) * | 2013-03-29 | 2013-11-27 | 清华大学 | Anti-buckling supporting member with lattice type double-rectangular-pipe cross section |
| CN103912073A (en) * | 2014-04-10 | 2014-07-09 | 北京交通大学 | Internally-disposed-profile-steel steel pipe concrete frame low-yield-point steel plate shear wall structure |
| CN109629713A (en) * | 2018-12-04 | 2019-04-16 | 重庆大学 | A kind of clod wash heavy wall structural steel frame-buckling-restrained slotted steel plate shear wall system |
| CN211286140U (en) * | 2019-11-26 | 2020-08-18 | 哈尔滨工业大学 | Anti-buckling steel plate shear wall restrained by all-steel assembly type double-limb steel pipes |
-
2019
- 2019-11-26 CN CN201911174473.2A patent/CN110748043A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010133229A (en) * | 2008-11-10 | 2010-06-17 | Takenaka Komuten Co Ltd | Earthquake-resisting wall, building, and construction method of the earthquake-resisting wall |
| CN103410240A (en) * | 2013-03-29 | 2013-11-27 | 清华大学 | Anti-buckling supporting member with lattice type double-rectangular-pipe cross section |
| CN103912073A (en) * | 2014-04-10 | 2014-07-09 | 北京交通大学 | Internally-disposed-profile-steel steel pipe concrete frame low-yield-point steel plate shear wall structure |
| CN109629713A (en) * | 2018-12-04 | 2019-04-16 | 重庆大学 | A kind of clod wash heavy wall structural steel frame-buckling-restrained slotted steel plate shear wall system |
| CN211286140U (en) * | 2019-11-26 | 2020-08-18 | 哈尔滨工业大学 | Anti-buckling steel plate shear wall restrained by all-steel assembly type double-limb steel pipes |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111622383A (en) * | 2020-06-09 | 2020-09-04 | 江苏海洋大学 | Self-resetting concrete frame structure steel plate energy-consumption infilled wall and assembling method thereof |
| CN113216457A (en) * | 2021-05-25 | 2021-08-06 | 哈尔滨工业大学 | Holed buckling-restrained shear wall with buckling-restrained fishplates and construction method |
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