CN114000603A - Building shock-absorbing structure and multidimensional energy dissipation damper thereof - Google Patents

Building shock-absorbing structure and multidimensional energy dissipation damper thereof Download PDF

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Publication number
CN114000603A
CN114000603A CN202111450017.3A CN202111450017A CN114000603A CN 114000603 A CN114000603 A CN 114000603A CN 202111450017 A CN202111450017 A CN 202111450017A CN 114000603 A CN114000603 A CN 114000603A
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China
Prior art keywords
arc
shaped steel
steel plate
plate
multidimensional
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Pending
Application number
CN202111450017.3A
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Chinese (zh)
Inventor
陈云
符策为
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Hainan University
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Hainan University
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Priority to CN202111450017.3A priority Critical patent/CN114000603A/en
Publication of CN114000603A publication Critical patent/CN114000603A/en
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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62Insulation or other protection; Elements or use of specified material therefor
    • E04B1/92Protection against other undesired influences or dangers
    • E04B1/98Protection against other undesired influences or dangers against vibrations or shocks; against mechanical destruction, e.g. by air-raids
    • 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
    • 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
    • E04H9/0215Bearing, supporting or connecting constructions specially adapted for such buildings involving active or passive dynamic mass damping systems
    • 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
    • E04H9/022Bearing, supporting or connecting constructions specially adapted for such buildings and comprising laminated structures of alternating elastomeric and rigid layers
    • 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
    • E04H9/0235Anti-seismic devices with hydraulic or pneumatic damping
    • 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
    • E04H9/0237Structural braces with damping devices

Abstract

The invention discloses a building shock absorption structure and a multidimensional energy dissipation damper thereof, wherein the multidimensional energy dissipation damper comprises two mutually parallel connecting plates and at least three arc-shaped steel plates, wherein the two connecting plates are used for being connected with a building structure, and the two ends of each arc-shaped steel plate are respectively in smooth transition connection with the edges of the two connecting plates. The direction perpendicular to the connecting plate is taken as an X axis, the direction perpendicular to the height direction of the building structure in the connecting plate is taken as a Y axis, and the direction parallel to the height direction of the building structure in the connecting plate is taken as a Z axis. When the building structure vibrates in the X-axis direction, the arc-shaped steel plate between the two connecting plates is subjected to elastic-plastic deformation to dissipate vibration energy; when the building structure vibrates in the Y-axis direction or the Z-axis direction, at least three arc-shaped steel plates can form corresponding components, and the arc-shaped steel plates are subjected to elastic-plastic deformation to dissipate vibration energy; when the building structure generates three-dimensional vibration, the multidimensional energy dissipation damper can also realize effective energy consumption and reduce the vibration reaction of the structure.

Description

Building shock-absorbing structure and multidimensional energy dissipation damper thereof
Technical Field
The invention relates to the technical field of shock absorption, in particular to a multidimensional energy dissipation damper. In addition, the invention also relates to a building shock absorption structure comprising the multidimensional energy dissipation damper.
Background
The lateral load mainly considered in the design of the high-rise building structure is the earthquake effect and the wind load, and how to effectively reduce the earthquake and wind vibration reaction of the building structure is the important factor in the design of the building structure.
In the prior art, the elastic-plastic deformation of the energy dissipation damper is mostly utilized to dissipate the vibration energy of the building structure, so that the earthquake and wind vibration reaction of the structure is reduced. However, the existing energy dissipation damper can only perform one-way energy dissipation, and cannot realize energy dissipation in multi-dimensional directions.
In summary, how to realize energy dissipation in multidimensional direction of the energy dissipation damper is a problem to be solved urgently by those skilled in the art.
Disclosure of Invention
In view of this, the invention aims to provide a multidimensional energy dissipation damper, which realizes energy dissipation in a three-dimensional space.
In addition, the invention also provides a building shock absorption structure comprising the multidimensional energy dissipation damper.
In order to achieve the above purpose, the invention provides the following technical scheme:
a multidimensional energy dissipation damper comprises two parallel connecting plates and at least three arc-shaped steel plates, wherein the two parallel connecting plates are used for being connected with a building structure, and two ends of each arc-shaped steel plate are respectively in smooth transition connection with the edges of the two connecting plates;
the arc-shaped steel plates comprise inner arc-shaped steel plates and outer arc-shaped steel plates, and the yield displacement of the inner arc-shaped steel plates is different from that of the outer arc-shaped steel plates;
the inner layer arc-shaped steel plate is connected with the inner surface of the connecting plate, and the outer layer arc-shaped steel plate is connected with the outer surface of the connecting plate.
Preferably, the arc-shaped steel plate is formed by bending Q235 steel, Q355 steel or low yield point steel.
Preferably, the thickness of the arc-shaped steel plate is greater than or equal to 10mm, and the width of the arc-shaped steel plate is less than or equal to 20 times of the thickness of the arc-shaped steel plate.
Preferably, the connecting plate is formed by stacking and welding at least two steel plates.
Preferably, the surface of the connecting plate is provided with a stiffening rib, and the stiffening rib is welded between the connecting plate and the building structure.
Preferably, the connecting plate is welded or bolted or integrally cut and formed with the arc-shaped steel plate.
Preferably, the connecting plate is a regular polygon, and the arc-shaped steel plates are uniformly distributed in the circumferential direction of the center of the connecting plate.
A building damping structure comprises a plurality of independent single bodies, a damping joint is arranged between every two adjacent independent single bodies, a plurality of multidimensional energy dissipaters are arranged in the damping joint, and the multidimensional energy dissipaters are used for dissipating energy when the independent single bodies on two sides of the damping joint are staggered back and forth, up and down and left and right;
the multidimensional energy dissipation device comprises the multidimensional energy dissipation damper.
Preferably, the independent single body comprises a shear wall structure, a frame-tube structure, a tube-in-tube structure or a frame-support structure.
The direction perpendicular to the connecting plate is taken as an X axis, the direction perpendicular to the height direction of the building structure in the connecting plate is taken as a Y axis, and the direction parallel to the height direction of the building structure in the connecting plate is taken as a Z axis.
When the building structure vibrates in the X-axis direction, the arc-shaped steel plate between the two connecting plates 1 deforms elastically and plastically to dissipate vibration energy, so that the deformation of the building structures on two sides in the X-axis direction is reduced; when the building structure vibrates in the Y-axis direction or the Z-axis direction, at least three arc-shaped steel plates can form corresponding components, and the arc-shaped steel plates deform elastically and plastically and dissipate vibration energy.
Therefore, the multidimensional energy dissipation damper provided by the invention realizes effective vibration dissipation in a three-dimensional space, and effectively improves the overall rigidity of a building structure; the yield displacement of the inner layer structure and the outer layer structure of the arc-shaped steel plate are different, so that the energy consumption effect of the multidimensional energy dissipation damper is greatly enhanced; the arc-shaped steel plate is in smooth transition connection with the connecting plate, so that stress at the joint is avoided, and the energy consumption effect of the multidimensional energy dissipation damper is further influenced.
In addition, the invention also provides a building damping structure comprising the multidimensional energy dissipation damper, and the multidimensional energy dissipation damper is arranged in the damping gap, so that the top layer displacement and the interlayer displacement of independent monomers on two sides of the damping gap are reduced, and the seismic performance of the building structure is enhanced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Figure 1 is a schematic front view of a first embodiment of the multidimensional energy dissipating damper provided by the present invention;
FIG. 2 is a schematic side view of FIG. 1;
figure 3 is a schematic front view of a second embodiment of the multidimensional energy dissipating damper provided by the invention;
FIG. 4 is a schematic side view of FIG. 1;
FIG. 5 is a schematic structural diagram of a first embodiment of a shock-absorbing structure for buildings according to the present invention;
fig. 6 is a schematic structural view of a second embodiment of the shock-absorbing structure for buildings according to the present invention.
In fig. 1-6:
1 is a connecting plate, 2 is an arc-shaped steel plate, 21 is an inner arc-shaped steel plate, 22 is an outer arc-shaped steel plate, 3 is a damping seam, and 4 is an independent monomer.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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.
The core of the invention is to provide the multidimensional energy dissipation damper, which realizes energy dissipation in a three-dimensional space.
The invention also provides a building shock absorption structure comprising the multidimensional energy dissipation damper.
Please refer to fig. 1-6.
The invention provides a multidimensional energy dissipation damper, which comprises two parallel connecting plates 1 used for being connected with a building structure and at least three arc-shaped steel plates 2, wherein two ends of each arc-shaped steel plate 2 are respectively in smooth transition connection with the edges of the two connecting plates 1; the arc-shaped steel plate 2 comprises an inner arc-shaped steel plate 21 and an outer arc-shaped steel plate 22, and the yield displacement of the inner arc-shaped steel plate 21 is different from that of the outer arc-shaped steel plate 22; the inner layer arc-shaped steel plate 21 is connected with the inner surface of the connecting plate 1, and the outer layer arc-shaped steel plate 22 is connected with the outer surface of the connecting plate 1.
The connecting plate 1 is connected with a building structure, as shown in fig. 1 and 3, a bolt mounting hole is arranged on the surface of the connecting plate 1, and the connecting plate 1 is connected with the surface of the building structure through a fastening bolt; it is also possible that the connecting plate 1 is welded to the building structure surface.
Of course, the connection plate 1 and the building structure may also be connected by other common connection means, such as a pin connection or the like.
The connecting plate 1 may be a single steel plate, and in order to enhance the rigidity and strength of the connecting plate 1, preferably, the connecting plate 1 may be formed by stacking and welding at least two steel plates.
Preferably, in order to avoid buckling of the connection plate 1, the surface of the connection plate 1 may be provided with stiffening ribs which are welded between the connection plate 1 and the building structure.
The size of the connecting plate 1, the number, the size and the connecting position of the stiffening ribs are determined according to the design strength and the rigidity of the multi-dimensional energy dissipation damper, and the details are not repeated.
The arc-shaped steel plate 2 mainly dissipates the vibration energy through yield deformation, and preferably, the arc-shaped steel plate 2 is formed by bending Q235 steel, Q355 steel or low yield point steel. The concrete material of the arc-shaped steel plate 2 is determined according to the designed damping capacity of the multidimensional energy dissipation damper, and is not described herein again.
Referring to fig. 1 and 2, the arc-shaped steel plate 2 includes a plate section and an arc-shaped section for connecting with the connecting plate 1, and the arc-shaped section is connected between two parallel plate sections.
In order to facilitate the manufacture of the connecting plate 1 and the connection between the arc-shaped steel plates 2 and the connecting plate 1, preferably, the connecting plate 1 is provided with a regular polygon, and the arc-shaped steel plates 2 are uniformly distributed in the circumferential direction of the center of the connecting plate 1. In order to enhance the connection strength of the two, the arc-shaped steel plate 2 is preferably connected to the center of each side of the connection plate 1, as shown in fig. 1 and 3.
The direction perpendicular to the connecting plate 1 is taken as an X axis, the direction perpendicular to the height direction of the building structure in the connecting plate 1 is taken as a Y axis, and the direction parallel to the height direction of the building structure in the connecting plate 1 is taken as a Z axis.
When the building structure vibrates in the X-axis direction, the arc-shaped steel plate 2 between the two connecting plates 1 deforms elastically and plastically to dissipate vibration energy, so that the deformation of the building structures on two sides in the X-axis direction is reduced; when the building structure generates vibration in the Y-axis direction or the Z-axis direction, at least three arc-shaped steel plates 2 can form corresponding components, and the arc-shaped steel plates 2 are subjected to elastic-plastic deformation and dissipate the vibration energy.
In the embodiment, the multidimensional energy dissipation damper effectively reduces the vibration reaction of the building structure through the yield energy consumption of the arc-shaped steel plate 2, realizes effective vibration dissipation in a three-dimensional space, and effectively improves the overall rigidity of the building structure; the yield displacement of the inner layer structure and the outer layer structure of the arc-shaped steel plate 2 are different, so that the energy consumption effect of the multidimensional energy dissipation damper is greatly enhanced.
In addition, the arc-shaped steel plate 2 is in smooth transition connection with the connecting plate 1, so that stress at the joint is avoided, and the energy consumption effect of the multidimensional energy dissipation damper is further influenced.
Preferably, the connecting plate 1 and the arc-shaped steel plate 2 are welded or bolted or integrally cut and formed, so that the connecting strength is high, the connecting mode is simple, and the production and the manufacturing are convenient.
The inner arc-shaped steel plate 21 and the outer arc-shaped steel plate 22 may be made of the same material or different materials, so long as the different yield displacement of the two is ensured.
In order to obtain better yield energy consumption effect, the thickness of the arc-shaped steel plate 2 is preferably greater than or equal to 10mm, and the width of the arc-shaped steel plate 2 is preferably less than or equal to 20 times of the thickness of the arc-shaped steel plate 2.
The specific thickness and width-thickness ratio of the arc-shaped steel plate 2 are determined according to the designed damping capacity of the multidimensional energy dissipation damper, and are not described herein again.
In addition to the multi-dimensional energy dissipation damper, the invention also provides a building shock absorption structure comprising the multi-dimensional energy dissipation damper disclosed by the embodiment, the building shock absorption structure comprises a plurality of independent single bodies 4, a shock absorption joint 3 is arranged between every two adjacent independent single bodies 4, a plurality of multi-dimensional energy dissipation devices are arranged in the shock absorption joint 3, the multi-dimensional energy dissipation devices are used for dissipating energy when the independent single bodies 4 on the two sides of the shock absorption joint 3 are staggered back and forth, up and down or left and right, and the multi-dimensional energy dissipation devices comprise the multi-dimensional energy dissipation damper disclosed by the embodiment.
The type, structure and size of the independent single body 4 are determined according to the building design requirements, and preferably, the independent single body 4 comprises a shear wall structure, a frame-tube structure, a tube-in-tube structure or a frame-support structure.
Referring to fig. 5, the independent units 4 are shear wall structures, and a multi-dimensional energy dissipation device is arranged in the damping gap 3 between two adjacent shear wall structures; referring to fig. 6, the independent units 4 are frame-shear wall structures, and a multi-dimensional energy dissipation device is disposed in the damping gap 3 between two adjacent frame-shear wall structures.
The width of the shock absorption seam 3 is determined according to the design seismic strength requirement of the building shock absorption structure, and the number, the types and the sizes of the multidimensional energy dissipaters are determined according to the width of the shock absorption seam 3.
The multidimensional energy dissipation device is used for dissipating the vibration energy of the independent single bodies 4 in a three-dimensional space, specifically, the multidimensional energy dissipation device can be a multidimensional energy dissipation damper as shown in fig. 1-4, and the multidimensional energy dissipation damper can realize effective dissipation of vibration in the three-dimensional space through at least three arc-shaped steel plates 2.
Furthermore, the multi-dimensional dissipater may also be provided as a viscoelastic damper or a viscous damper. The viscoelastic damper absorbs and dissipates seismic energy by utilizing elastic potential energy of a viscoelastic material; the viscous damper absorbs and dissipates the seismic energy by using the viscous resistance of the viscous liquid.
The specific type, size and connection mode of the viscoelastic damper and the viscous damper are determined according to the requirements in actual production, and are not described in detail herein.
In this embodiment, a multidimensional energy dissipation device is arranged in the shock absorption seam 3, and the multidimensional energy dissipation device can dissipate vibration energy when the independent single bodies 4 on the two sides of the shock absorption seam 3 are staggered back and forth, up and down and left and right, so that top layer displacement and interlayer displacement of the independent single bodies 4 on the two sides of the shock absorption seam 3 are reduced, vibration reaction is weakened through increasing an additional damping ratio of the building structure, and anti-seismic performance is enhanced.
Preferably, the multidimensional energy dissipaters are evenly distributed along the height direction of the damping slot 3.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The construction shock absorption structure and the multi-dimensional energy dissipation damper thereof provided by the invention are described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims (9)

1. The multidimensional energy dissipation damper is characterized by comprising two parallel connecting plates (1) used for being connected with a building structure and at least three arc-shaped steel plates (2), wherein two ends of each arc-shaped steel plate (2) are respectively in smooth transition connection with the edges of the two connecting plates (1);
the arc-shaped steel plate (2) comprises an inner arc-shaped steel plate (21) and an outer arc-shaped steel plate (22), and the yield displacement of the inner arc-shaped steel plate (21) is different from that of the outer arc-shaped steel plate (22);
the inner-layer arc-shaped steel plate (21) is connected with the inner surface of the connecting plate (1), and the outer-layer arc-shaped steel plate (22) is connected with the outer surface of the connecting plate (1).
2. Multidimensional energy dissipating damper according to claim 1, characterized in that the arc shaped steel plate (2) is bent from Q235 steel, Q355 steel or low yield point steel.
3. Multidimensional energy dissipating damper according to claim 1, characterized in that the thickness of the arc shaped steel plate (2) is greater than or equal to 10mm and the width of the arc shaped steel plate (2) is less than or equal to 20 times the thickness of the arc shaped steel plate (2).
4. Multidimensional energy dissipating damper according to any of the claims 1-3, characterized in that the connection plate (1) is formed by stack welding of at least two steel plates.
5. Multi-dimensional energy dissipating damper according to claim 4, characterized in that the surface of the connection plate (1) is provided with stiffening ribs welded between the connection plate (1) and the building structure.
6. Multidimensional energy dissipating damper according to any of the claims 1-3, characterized in that the connection plate (1) is welded or bolted or integrally cut to shape with the arc shaped steel plate (2).
7. A multidimensional energy dissipating damper according to any of the claims 1-3, characterized in that the connection plate (1) is a regular polygon, the arc shaped steel plates (2) being evenly distributed in the circumferential direction of the centre of the connection plate (1).
8. A building damping structure comprises a plurality of independent single bodies (4), and a damping seam (3) is arranged between every two adjacent independent single bodies (4), and is characterized in that a plurality of multidimensional energy dissipation devices are arranged in the damping seam (3), and are used for dissipating energy when the independent single bodies (4) on two sides of the damping seam (3) are staggered back and forth, up and down and left and right;
the multi-dimensional energy dissipater comprising a multi-dimensional energy dissipating damper as claimed in any one of claims 1 to 7.
9. The building shock absorbing structure according to claim 8, wherein the independent single body (4) comprises a shear wall structure, a frame-tube structure, a tube-in-tube structure, or a frame-support structure.
CN202111450017.3A 2021-11-30 2021-11-30 Building shock-absorbing structure and multidimensional energy dissipation damper thereof Pending CN114000603A (en)

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CN202111450017.3A CN114000603A (en) 2021-11-30 2021-11-30 Building shock-absorbing structure and multidimensional energy dissipation damper thereof

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Application Number Priority Date Filing Date Title
CN202111450017.3A CN114000603A (en) 2021-11-30 2021-11-30 Building shock-absorbing structure and multidimensional energy dissipation damper thereof

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114856037A (en) * 2022-06-22 2022-08-05 方圆建设集团有限公司 Variable damping assembled shear force wall

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2856225Y (en) * 2005-12-28 2007-01-10 北京工业大学 Built-in verticle energy consumption soft steel strip shearing wall
CN105544790A (en) * 2016-01-29 2016-05-04 中民筑友有限公司 Assembly type wallboard structure system
CN106639469A (en) * 2016-11-25 2017-05-10 西安建筑科技大学 Phased yield type mild steel damper
CN107060124A (en) * 2016-11-30 2017-08-18 海南大学 Many level damping classification surrender metal dampers

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2856225Y (en) * 2005-12-28 2007-01-10 北京工业大学 Built-in verticle energy consumption soft steel strip shearing wall
CN105544790A (en) * 2016-01-29 2016-05-04 中民筑友有限公司 Assembly type wallboard structure system
CN106639469A (en) * 2016-11-25 2017-05-10 西安建筑科技大学 Phased yield type mild steel damper
CN107060124A (en) * 2016-11-30 2017-08-18 海南大学 Many level damping classification surrender metal dampers

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114856037A (en) * 2022-06-22 2022-08-05 方圆建设集团有限公司 Variable damping assembled shear force wall
CN114856037B (en) * 2022-06-22 2023-07-07 方圆建设集团有限公司 Assembled shear force wall of variable damping

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Application publication date: 20220201