CN108571118A - Accentric support energy consumption girder construction - Google Patents

Accentric support energy consumption girder construction Download PDF

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Publication number
CN108571118A
CN108571118A CN201810331870.5A CN201810331870A CN108571118A CN 108571118 A CN108571118 A CN 108571118A CN 201810331870 A CN201810331870 A CN 201810331870A CN 108571118 A CN108571118 A CN 108571118A
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CN
China
Prior art keywords
dissipative links
supporting beam
girder construction
accentric support
energy consumption
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Pending
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CN201810331870.5A
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Chinese (zh)
Inventor
陈世玺
黄筱烜
黄友强
陈文和
周楠
高昊嘉
罗春霞
冯云霞
李鸿维
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State Nuclear Electric Power Planning Design and Research Institute Co Ltd
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State Nuclear Electric Power Planning Design and Research Institute Co Ltd
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Priority to CN201810331870.5A priority Critical patent/CN108571118A/en
Publication of CN108571118A publication Critical patent/CN108571118A/en
Pending legal-status Critical Current

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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04CSTRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C3/00Structural elongated elements designed for load-supporting
    • E04C3/02Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
    • 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

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Environmental & Geological Engineering (AREA)
  • Rod-Shaped Construction Members (AREA)

Abstract

The invention discloses a kind of accentric support energy consumption girder constructions, are related to steel frame supporting structure technical field.The accentric support energy consumption girder construction include:Non- dissipative links, dissipative links, supporting beam, two frame columns and floor stringer;For dissipative links perpendicular to the length direction of non-dissipative links, upper end connects the bottom surface of non-dissipative links;Two frame columns are separately connected the both ends of non-dissipative links;Supporting beam connects dissipative links and one of frame column;One end of floor stringer connects supporting beam, the frame column that the other end connects non-dissipative links and/or is connected with supporting beam.Accentric support energy consumption girder construction provided in an embodiment of the present invention, the quantity by reducing supporting beam increase the flexibility of accentric support energy consumption girder construction, ensure being smoothed out for other operations.Ensure the stability of accentric support energy consumption girder construction by increasing floor stringer.So under the premise of effectively meeting dissipation seismic energy, the application range of accentric support energy consumption girder construction is expanded, good economy and technical benefits are had both.

Description

Accentric support energy consumption girder construction
Technical field
The present invention relates to steel frame supporting structure technical field, more particularly to a kind of accentric support energy consumption girder construction.
Background technology
Accentric support energy consumption girder construction is a kind of stronger structural system of energy dissipation capacity, is arranged in steel building eccentric Support energy consumption girder construction can enhance the anti-seismic performance of building.In earthquake, accentric support energy consumption girder construction may occur in which local plastic Deformation avoids building collapse with the seismic energy that dissipates, and is to safeguard one of essential structure of building safety.
A kind of accentric support energy consumption girder construction, the girder construction as shown in Figure 1, accentric support consumes energy are provided in the related technology Including:Non- dissipative links 1,2, two supporting beams 3 of dissipative links and two frame columns 4.Wherein, dissipative links 2 are perpendicular to non-dissipative links 1 length direction setting, the upper end connects the bottom surface of non-dissipative links 1.Supporting beam 3 is I-beam, and two supporting beams 3 are set respectively It sets in the both sides of dissipative links 2, is connect with the lower end of dissipative links 2.Also, the web thickness of supporting beam 3 is oriented parallel to non-energy consumption The web thickness direction of beam 1.Two frame columns 4 are separately connected the both ends of non-dissipative links 1, and frame column 4 is also respectively connected with support Beam 3.When meeting with earthquake, non-dissipative links 1, supporting beam 3 and frame column 4 are in elastic stage, dissipative links 2 by seismic force at In mecystasis and plastic deformation dissipation seismic energy is generated, and then ensures the safety of building structure.
In the implementation of the present invention, inventor has found that the relevant technologies have at least the following problems:
The accentric support provided in the related technology certainly exists a supporting beam 3 no matter the setting of dissipative links 2 is wherein In the central region of whole accentric support so that there are structures to arrange inflexible defect for accentric support.Related skill is used at this time Accentric support in art easily influences being smoothed out for the operations such as other operations, such as process pipe erection, personnel's maintenance.Citing comes It says, when the arranged beneath process pipe in accentric support, since supporting beam 3 is located at the central region of accentric support, meeting Process pipe is hindered to pass through, it is therefore necessary to so that pipeline gets around supporting beam 3 and is arranged, and then increase pipeline construction difficulty.
Invention content
It consumes energy girder construction an embodiment of the present invention provides a kind of accentric support, in order to which the correlation for solving in the related technology is asked Topic.The technical solution is specific as follows:
A kind of accentric support energy consumption girder construction, the accentric support energy consumption girder construction include:Non- dissipative links, dissipative links, branch Support beam, two frame columns and floor stringer;
For the dissipative links perpendicular to the length direction of the non-dissipative links, upper end connects the bottom surface of the non-dissipative links;
Two frame columns are separately connected the both ends of the non-dissipative links;
The supporting beam connects the dissipative links and a frame column;
One end of the floor stringer connects the supporting beam, and the other end connects the non-dissipative links, and/or, with the branch Support the connected frame column of beam.
Optionally, the supporting beam is I-beam, and the web thickness direction of the supporting beam is perpendicular to the non-dissipative links Web thickness direction.
Optionally, the floor stringer connects the web of the supporting beam.
Optionally, the accentric support energy consumption girder construction includes at least two floor stringers.
Optionally, one of them described floor stringer connects the connecting node of the non-dissipative links and the frame column.
Optionally, the supporting beam is more than or equal to 30 ° with the frame column angulation.
Optionally, the axis of the dissipative links is at a distance from the crossing point of axes to the non-energy consumption soffit of the supporting beam Meet following formula:
L≤1.6(MSN/VS)
In formula, the crossing point of axes of the axis of dissipative links described in L- and the supporting beam to the non-soffit of consuming energy away from From;
MSNThe overall plastic property bend-carrying capacity of the dissipative links;
VSThe overall plastic property shear resistance capacity of the dissipative links.
Optionally, the design internal force of the non-dissipative links, the supporting beam, the frame column and the floor stringer, with The overall plastic property bend-carrying capacity of the dissipative links or overall plastic property shear resistance capacity match.
The advantageous effect that technical solution provided in an embodiment of the present invention is brought is:
The accentric support energy consumption girder construction that the embodiment of the present invention is provided reduces the quantity of supporting beam, and then reduces this partially The occupied space of heart support energy consumption girder construction.And since a supporting beam is only arranged, pass through the position of mobile dissipative links The position for setting i.e. changeable supporting beam weakens requirement of the accentric support energy consumption girder construction for space so that whole eccentric branch Support energy consumption girder construction is more flexible, is suitable for different usage scenarios.Meanwhile accentric support energy consumption girder construction further includes connection Supporting beam and non-dissipative links or the floor stringer of frame column weaken accentric support energy consumption to avoid because reducing the quantity of supporting beam The stability of girder construction.
Description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for For those of ordinary skill in the art, without creative efforts, other are can also be obtained according to these attached drawings Attached drawing.
Fig. 1 is the front view of the accentric support energy consumption girder construction provided in the relevant technologies;
Fig. 2 is the front view of accentric support energy consumption girder construction provided in an embodiment of the present invention;
Fig. 3 be in accentric support provided in an embodiment of the present invention energy consumption girder construction supporting beam perpendicular to the end face of length direction Figure.
Each label is respectively in attached drawing:
1, non-dissipative links;
2, dissipative links;
3, supporting beam;
4, frame column;
5, floor stringer.
Specific implementation mode
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention Formula is described in further detail.
An embodiment of the present invention provides a kind of accentric support energy consumption girder constructions, as shown in Fig. 2, the accentric support dissipative links knot Structure includes:Non- dissipative links 1, the frame column 4 of supporting beam 3, two of dissipative links 2, one and floor stringer 5.
Wherein, for dissipative links 2 perpendicular to the length direction of non-dissipative links 1, upper end connects the bottom surface of non-dissipative links 1.Two frames Trestle 4 is separately connected the both ends of non-dissipative links 1.Supporting beam 3 connects dissipative links 2 and a frame column 4;And the web of supporting beam 3 Thickness direction is perpendicular to the web thickness direction of non-dissipative links 1.One end of floor stringer 5 connects supporting beam 3, and the other end connects non-consumption Energy beam 1, and/or, the frame column 4 being connected with supporting beam 3.
The principle for the accentric support energy consumption girder construction that the embodiment of the present invention is provided is as follows:
Accentric support energy consumption girder construction reduces the quantity of supporting beam 3, therefore reduces the occupied sky of overall structure Between.And since a supporting beam 3 is only arranged, the position by mobile dissipative links 2 is the position of changeable supporting beam 3, Weaken requirement of the accentric support energy consumption girder construction for space so that overall structure is more flexible, is suitable for different uses Scene.Meanwhile accentric support energy consumption girder construction further includes connecting supporting beam 3 and non-dissipative links 1 or the floor stringer of frame column 4 5, weaken integrally-built stability to avoid because of the quantity for reducing supporting beam 3.
Accentric support energy consumption girder construction provided in an embodiment of the present invention, the quantity by reducing supporting beam 3 increase structure Flexibility, ensure being smoothed out for other operations.Ensure the stability of structure by increasing floor stringer 5.So effective Under the premise of meeting dissipation seismic energy, expand the application range of accentric support energy consumption girder construction, have both it is good it is economical with Technical benefits.
Further, in embodiments of the present invention, supporting beam 3 is I-beam, and the thickness direction of 3 web of supporting beam is vertical In the thickness direction of 1 web of non-dissipative links.Specifically, when the web thickness direction of supporting beam 3 is perpendicular to 1 web of non-dissipative links Thickness direction when, the web of supporting beam 3 is arranged towards the bottom surface of non-dissipative links 1.So can further it be improved by floor stringer 5 The stability of accentric support energy consumption girder construction, especially improves Compression Stability bearing capacity, and concrete analysis is as follows:
Supporting beam 3 is structural I-beam in the embodiment of the present invention, therefore there are weak axis and strong axis for the supporting beam 3.Such as Fig. 3 institutes Show, the weak axis of supporting beam 3 is perpendicular to the edge of a wing, and strong axis is perpendicular to web.And the Compression Stability of the bias support structure carries energy It is related around the dynamic stability of weak shaft rotation when power is pressurized to supporting beam 3.In the related art, the web thickness direction of supporting beam 3 It is parallel to the web thickness direction of non-dissipative links 1, i.e. the web of the web of supporting beam 3 and non-supported beam 1 is arranged (such as towards homonymy Shown in Fig. 1).At this point, floor stringer 5 strengthen supporting beam 3 be pressurized around strong shaft rotation move stability, and to supporting beam 3 be pressurized around The dynamic stability of weak shaft rotation influences little.It can be appreciated that consuming energy girder construction compression surely to accentric support by floor stringer 5 at this time The raising for determining bearing capacity is limited, therefore there are limitations in terms of the stability for improving whole accentric support energy consumption girder construction.
And in embodiments of the present invention, supporting beam 3 is subjected to transposition along axis so that the thickness side of 3 web of supporting beam To the thickness direction perpendicular to 1 web of non-dissipative links.In this case, the weak axis direction of supporting beam 3 with support in the related technology The strong axis direction of beam 3 is identical.Therefore at this point, floor stringer 5 can reinforce the stability that the compression of supporting beam 3 is moved around weak shaft rotation, Jin Erti High accentric support energy consumption girder construction Compression Stability bearing capacity, further enhances floor stringer 5 to whole accentric support dissipative links The promotion of structural stability.
Also, floor stringer 5 connects the web of supporting beam 3.Due to transposition supporting beam 3, floor stringer 5 can directly be connected The web of supporting beam 3 is connect, support effect more preferably, and is convenient for construction.
Further, in embodiments of the present invention, accentric support energy consumption girder construction includes at least two floor stringers 5.Specifically Quantity is selected according to whole integrally-built size, such as 2,3,4,5 etc..When including multiple floor stringers When 5, a floor stringer 5 connects the connecting node of non-dissipative links 1 and frame column 4 preferably wherein, as shown in Figure 2.Frame column 4 with it is non- The connecting node of dissipative links 1 is the two junction, stress concentration easily occurs at usual connecting node, therefore connect by floor stringer 5 Local buckling caused by stress concentration can be avoided to reinforcing at the node by connecing frame column 4 and the node of non-dissipative links 1.
Supporting beam 3 is more than or equal to 30 ° with 4 angulation of frame column.If the angle between supporting beam 3 and frame column 4 When less than 30 °, the support effect of supporting beam 3 can be weakened, cause local buckling, influence building safety.In embodiments of the present invention, Angle between supporting beam 3 and the frame column 4 being connected can be 40 °, 50 °, 60 ° etc..
Further, the axis of dissipative links 2 meets at a distance from the intersection point to 1 bottom surface of non-dissipative links of the axis of supporting beam 3 Following formula:
L≤1.6MSN/VS
In formula, the axis of L- dissipative links 2 is at a distance from the intersection point of the axis of supporting beam 3 to 1 bottom surface of non-dissipative links;
MSNThe overall plastic property bend-carrying capacity of dissipative links 2;
VSThe overall plastic property shear resistance capacity of dissipative links 2.
The axis of dissipative links 2 is the reality of dissipative links 2 at a distance from the intersection point to non-dissipative links 1 of the axis of supporting beam 3 Consume energy length, by being plastically deformed dissipation seismic energy in earthquake.Meet the above-mentioned accentric support that limits consume energy girder construction as Shearing-type accentric support consumes energy girder construction (as L > 1.6MSN/VS, accentric support energy consumption girder construction is flexure type accentric support consumption Energy girder construction).Shearing-type accentric support consumes energy girder construction when meeting with earthquake, and the web of dissipative links 2 is occurred by shearing force Plastic deformation has deformation range big, and energy consumption is strong, and anti-seismic performance is good.
Wherein, MSN、VSIt is calculated by the following formula:
MSN=(fya)Wpb
In formula, fyThe steel yield strength of dissipative links 2 can be found in corresponding specification;δaThe both ends wing caused by axial force The mean normal stress of edge;WpbThe plastic section modulus of dissipative links 2.
VS=0.6fytwhw
In formula, twDissipative links web thickness;hwDissipative links web height.
Also, in embodiments of the present invention, in the design of non-dissipative links 1, supporting beam 3, frame column 4 and floor stringer 5 Power matches with the overall plastic property bend-carrying capacity of dissipative links 2 or overall plastic property shear resistance capacity.Specifically, non-dissipative links 1, support The design internal force of beam 3, frame column 4 and floor stringer 5 meets following formula:
F=min (Fv, FM)
In formula, the non-dissipative links 1 of F-, supporting beam 3, frame column 4 and floor stringer 5 design internal force;
FvBy the design of non-dissipative links 1, supporting beam 3, frame column 4 and floor stringer 5 that 2 shear yielding of dissipative links calculates Internal force;
FMBy the design of non-dissipative links 1, supporting beam 3, frame column 4 and floor stringer 5 that the bending surrender of dissipative links 2 calculates Internal force.
Fv=Ω (VS/V)F1
In formula, Ω-constant amplification factor can be found in corresponding specification;
2 frequently occurred earthquake of V- dissipative links combine when load effect shearing, can simulate 2 frequently occurred earthquake of dissipative links combination when by Power situation, reads from finite element software;
F1Load effect internal force when non-dissipative links 1, supporting beam 3, frame column 4 and 5 frequently occurred earthquake of floor stringer combine, It can be read from finite element software according to non-dissipative links 1, the physical parameter of supporting beam 3, frame column 4 and floor stringer 5;
FM=Ω (MSN/M)F1
In formula, load effect moment of flexure when 2 frequently occurred earthquake of M- dissipative links combines can simulate the combination of 2 frequently occurred earthquake of dissipative links When stressing conditions, read from finite element software.
Accentric support energy consumption girder construction provided in an embodiment of the present invention, the quantity by reducing supporting beam 3 increase this partially The flexibility of heart support energy consumption girder construction, ensures being smoothed out for other operations.Ensure accentric support consumption by increasing floor stringer 5 The stability of energy girder construction.So under the premise of effectively meeting dissipation seismic energy, accentric support energy consumption girder construction is expanded Application range, have both good economy and technical benefits.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all the present invention spirit and Within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.

Claims (8)

  1. The girder construction 1. a kind of accentric support consumes energy, which is characterized in that the accentric support energy consumption girder construction includes:Non- dissipative links (1), dissipative links (2), a supporting beam (3), two frame columns (4) and floor stringer (5);
    For the dissipative links (2) perpendicular to the length direction of the non-dissipative links (1), upper end connects the bottom of the non-dissipative links (1) Face;
    Two frame columns (4) are separately connected the both ends of the non-dissipative links (1);
    The supporting beam (3) connects the dissipative links (2) and a frame column (4);
    One end of the floor stringer (5) connects the supporting beam (3), and the other end connects the non-dissipative links (1), and/or, with institute State the connected frame column (4) of supporting beam (3).
  2. The girder construction 2. accentric support according to claim 1 consumes energy, which is characterized in that the supporting beam (3) is I-beam, The web thickness direction of the supporting beam (3) is perpendicular to the web thickness direction of the non-dissipative links (1).
  3. The girder construction 3. accentric support according to claim 2 consumes energy, which is characterized in that described in floor stringer (5) connection The web of supporting beam (3).
  4. The girder construction 4. accentric support according to claim 1 consumes energy, which is characterized in that the accentric support energy consumption girder construction Including at least two floor stringers (5).
  5. The girder construction 5. accentric support according to claim 4 consumes energy, which is characterized in that floor stringer (5) connection The connecting node of the non-dissipative links (1) and the frame column (4).
  6. The girder construction 6. accentric support according to claim 1 consumes energy, which is characterized in that the supporting beam (3) and the frame Trestle (4) angulation is more than or equal to 30 °.
  7. The girder construction 7. accentric support according to claim 1 consumes energy, which is characterized in that the axis of the dissipative links (2) with The distance of the intersection point of the axis of the supporting beam (3) to non-dissipative links (1) bottom surface meets following formula:
    L≤1.6(MSN/VS)
    In formula, the axis of dissipative links described in L- (2) and the crossing point of axes of the supporting beam (3) to non-dissipative links (1) bottom surface Distance;
    MSNThe overall plastic property bend-carrying capacity of the dissipative links (2);
    VSThe overall plastic property shear resistance capacity of the dissipative links (2).
  8. The girder construction 8. accentric support according to any one of claims 1 to 7 consumes energy, which is characterized in that the non-energy consumption The design internal force of beam (1), the supporting beam (3), the frame column (4) and the floor stringer (5), with the dissipative links (2) Overall plastic property bend-carrying capacity or overall plastic property shear resistance capacity match.
CN201810331870.5A 2018-04-13 2018-04-13 Accentric support energy consumption girder construction Pending CN108571118A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110725428A (en) * 2019-10-24 2020-01-24 中国地震局工程力学研究所 Building open area antidetonation reinforcement curve type strutting arrangement

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201627303U (en) * 2010-04-02 2010-11-10 姜志勇 Novel combined truss type purline
JP2011179269A (en) * 2010-03-03 2011-09-15 Nagaoka Tekko Kk Method of construction of steel brace for aseismatic reinforcement
CN202157410U (en) * 2011-07-11 2012-03-07 山东建筑大学 Semi-rigid steel frame structure of eccentric supports
CN103882947A (en) * 2014-03-20 2014-06-25 北京工业大学 Industrialized assembled type steel frame eccentric supporting meshed spliced system
CN103924657A (en) * 2014-03-20 2014-07-16 北京工业大学 Eccentric supporting system of modular multi-high-rise assembly type steel structure gripped steel beam frame
CN105178468A (en) * 2015-10-19 2015-12-23 同济大学建筑设计研究院(集团)有限公司 Scissor-type deformation amplifying device for amplifying energy consumption effect of damper
CN106337564A (en) * 2016-08-30 2017-01-18 上海二十冶建设有限公司 Unstayed construction method for high-altitude oversized cantilever steel structure
CN106869567A (en) * 2017-03-31 2017-06-20 重庆大学 A kind of energy-dissipating type cold-formed thin-walled steel pipe concrete Lateral Resistant System
CN106978854A (en) * 2017-05-14 2017-07-25 北京工业大学 Can the friction lasso trick of multistage detection be combined energy-dissipating type assembled steel post and lintel system
CN107190874A (en) * 2017-05-03 2017-09-22 南昌大学 A kind of replaceable reaming bolt connecting-type energy dissipating beam section and its construction method being used in Y shape eccentrically braces structure
JP6244053B1 (en) * 2017-07-11 2017-12-06 ホリー株式会社 Vibration control device
CN206941801U (en) * 2017-05-09 2018-01-30 北京建筑大学 A kind of assembled accentric support steel frame system of replaceable dissipative links

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011179269A (en) * 2010-03-03 2011-09-15 Nagaoka Tekko Kk Method of construction of steel brace for aseismatic reinforcement
CN201627303U (en) * 2010-04-02 2010-11-10 姜志勇 Novel combined truss type purline
CN202157410U (en) * 2011-07-11 2012-03-07 山东建筑大学 Semi-rigid steel frame structure of eccentric supports
CN103882947A (en) * 2014-03-20 2014-06-25 北京工业大学 Industrialized assembled type steel frame eccentric supporting meshed spliced system
CN103924657A (en) * 2014-03-20 2014-07-16 北京工业大学 Eccentric supporting system of modular multi-high-rise assembly type steel structure gripped steel beam frame
CN105178468A (en) * 2015-10-19 2015-12-23 同济大学建筑设计研究院(集团)有限公司 Scissor-type deformation amplifying device for amplifying energy consumption effect of damper
CN106337564A (en) * 2016-08-30 2017-01-18 上海二十冶建设有限公司 Unstayed construction method for high-altitude oversized cantilever steel structure
CN106869567A (en) * 2017-03-31 2017-06-20 重庆大学 A kind of energy-dissipating type cold-formed thin-walled steel pipe concrete Lateral Resistant System
CN107190874A (en) * 2017-05-03 2017-09-22 南昌大学 A kind of replaceable reaming bolt connecting-type energy dissipating beam section and its construction method being used in Y shape eccentrically braces structure
CN206941801U (en) * 2017-05-09 2018-01-30 北京建筑大学 A kind of assembled accentric support steel frame system of replaceable dissipative links
CN106978854A (en) * 2017-05-14 2017-07-25 北京工业大学 Can the friction lasso trick of multistage detection be combined energy-dissipating type assembled steel post and lintel system
JP6244053B1 (en) * 2017-07-11 2017-12-06 ホリー株式会社 Vibration control device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110725428A (en) * 2019-10-24 2020-01-24 中国地震局工程力学研究所 Building open area antidetonation reinforcement curve type strutting arrangement

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Inventor after: Chen Shixi

Inventor after: Huang Youqiang

Inventor after: Gao Haojia

Inventor after: Luo Chunxia

Inventor after: Feng Yunxia

Inventor after: Li Hongwei

Inventor before: Chen Shixi

Inventor before: Huang Xiaohui

Inventor before: Huang Youqiang

Inventor before: Chen Wenhe

Inventor before: Zhou Nan

Inventor before: Gao Haojia

Inventor before: Luo Chunxia

Inventor before: Feng Yunxia

Inventor before: Li Hongwei

RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20180925