CN109629753A - The cross foot joint of recoverable function after a kind of shake of the anti-buckling shear wall of additional anti-side - Google Patents
The cross foot joint of recoverable function after a kind of shake of the anti-buckling shear wall of additional anti-side Download PDFInfo
- Publication number
- CN109629753A CN109629753A CN201910071535.0A CN201910071535A CN109629753A CN 109629753 A CN109629753 A CN 109629753A CN 201910071535 A CN201910071535 A CN 201910071535A CN 109629753 A CN109629753 A CN 109629753A
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- China
- Prior art keywords
- column
- cross
- shear wall
- shake
- buckling
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/30—Columns; Pillars; Struts
- E04C3/32—Columns; Pillars; Struts of metal
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/42—Foundations for poles, masts or chimneys
-
- 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
Abstract
The present invention relates to the cross foot joints of recoverable function after a kind of shake of additional anti-buckling shear wall of anti-side, belong to structural engineering field.The node is made of the replaceable word anti-side energy-consuming device of square steel column, cross hinge seat and two sides.Invention applies Damage Coutrol, dissipative cell is replaceable, Study on Moment Modulation of Prestressed and the design concepts such as vertical carrying and the separation of horizontal anti-side, combines traditional the advantages of just connecing column and traditional hinge column.Using marmem as the material of column bottom support, joints performance is improved, is prolonged the service life.By rationally designing, realizes Study on Moment Modulation of Prestressed, it is undermined to protect it to reduce column moment, while so that replaceable word anti-side energy-consuming device is undertaken main anti-side work, and by damage control on anti-buckling shear wall.Anti-side energy-consuming device is only needed to change after shake can make foot joint restore function.
Description
Technical field
This patent is related to the cross foot joint of recoverable function after a kind of shake of anti-buckling shear wall of additional anti-side, belongs to
Technical field of structural engineering.
Background technique
Industrialization assembling type steel structure is the inexorable trend of the following high-rise steel structure house development, is that China realizes that building produces
The only way of industry.Assembled architecture is the major transformation of mode of construction, is push structure reform and novel urbanization hair
The important measure of exhibition complies fully with the intension of green building " be applicable in, be efficient, coordinating, development ".Assembling is built, can be standardized
Each component, the production of factory's unified specification, live bolt lean and correct assembly avoid disappearing for the construction material due to caused by construction error
Consumption, and mitigate self weight, simplified design relative to other structures form to reduce cost；The height of engineering texturizes, so that machine
Tool is turned into industry and largely substitutes hand labour, more can be reduced correlative charges.
The connection on common steel construction foundation suspension column and basis at present is there are two types of form, one is just connecing, one is hinged,
But both forms all there is a problem of serious.If foundation has just connect with basis, can be generated greatly at suspension column under geological process
Moment of flexure, destroy suspension column, and shake after extremely difficult reparation or replacement；If foundation is hinged with basis, suspension column is not subject to moment of flexure, though
It can so guarantee column not by curved destruction, but since column can not resist lateral load, so that structure overall stiffness wretched insufficiency, it can not
Meet building demand.
In order to overcome the problems referred above, the invention proposes recoverable functions ten after a kind of shake of additional anti-buckling shear wall of anti-side
Font foot joint.The joint form will just connect the vertical bearing capacity and the separation of horizontal lateral resistant ability that column has originally, make
Column is primarily subjected to xial feed, and anti-side energy-consuming device mainly resists lateral load, can guard column be not destroyed, whole anti-side
It is not weaker than to ability and traditional just connects column yet.Only needing to change anti-buckling shearing wall member after shaking simultaneously can be such that overall structure restores
Function significantly reduces the difficulty and cost repaired after shake.
Function is repaired after foot joint shake can be realized by reasonable Arrangement using common plate in the present invention, simultaneously general
Damage Coutrol, dissipative cell be replaceable, Study on Moment Modulation of Prestressed and the theories such as vertical carrying and the separation of horizontal anti-side introduce foot joint neck
Domain, overall construction is ingenious and power transmission clear and rational, especially suitable for steel-frame structure house, is guaranteeing the same of building safety
When, and its economy can be greatly improved, Technical Reference can be provided for housing industrialization, building assembling.
Summary of the invention
The present invention proposes the cross foot joint of recoverable function after the shake of anti-buckling shear wall of additional anti-side a kind of, it is intended to
It solves to repair the drawbacks such as difficulty after damaging larger and shake after foundation shake in existing assembling type steel structure system, avoids steel
Waste extends node service life, increases economic efficiency, while also providing more choices for assembled foundation foot joint
Range.
To achieve the above object, the present invention uses following technological means:
The cross foot joint of recoverable function after a kind of shake of the anti-buckling shear wall of additional anti-side, it is characterised in that: should
Can bending resistance hinged column base node be made of the replaceable word anti-side energy-consuming device of square steel column, cross hinge seat and two sides；
This can bending resistance hinged column base be based on Damage Coutrol, the designs reason such as dissipative cell is replaceable, Study on Moment Modulation of Prestressed and the separation of horizontal anti-side
Read and put forward, it is intended to realize under big corner, each component in suspension column domain separates load, can provide enough lateral rigidities and
Plastic Damage can be concentrated on replaceable anti-side energy-consuming device, only need to change anti-side energy-consuming device after reaching shake and can restore
Foot joint uses the purpose of function；This can bending resistance hinged column base avoid traditional bending resistance and just connect foot joint in big relative storey displacement
Suspension column severe plastic damages and is not easy to replace under angle, and it is prominent that traditional hinged column base node can realize big corner but can not bear moment of flexure etc.
It goes wrong；The cross hinge seat is welded by cross short column and end bottom plate, and cross short column sectional area is greater than side
Shape steel column sectional area, to guarantee suspension column axial bearing capacity not less than square steel column in the bearing capacity for setting clocking requirement and reaching；It is described
Square steel column bottom end fluting, width of rebate matches with cross short column steel plate thickness, and depth of rebate is less than cross short column
Length；It is welded with after the splicing of cross hinge seat at the place of docking at the square steel column fluting, at this time square steel column
There are certain distances for the end bottom plate of column bottom and cross hinge seat；The suspension column formed after square steel column and the welding of cross hinge seat
Turning power with higher, can be considered hinged column base；The replaceable word anti-side energy-consuming device by anti-buckling shear wall,
Horizontal stiffener, vertical end plate and sole plate are welded；One word anti-side energy-consuming device and square steel column by high-strength bolt,
Auxiliary connection or it is unilateral be bolted, realize Study on Moment Modulation of Prestressed and horizontal anti-side separation purpose；Sole plate is fixed in basis, makes this
Device has lateral resistant ability；The design concept for following " strong ties, weak component " is being provided with horizontal stiffener with column junction,
Plastic failure is avoided to occur in node point connection.
The material of the cross short column is marmem, can be effective using the super-elasticity of marmem
Damage of the seismic force for cross hinge seat is decreased or even eliminated, to improve the service life of structure, in safety, is fitted
It is greatly improved in property, economy.
Square steel column two sides at appropriate height are equipped with replaceable word anti-side energy-consuming device, and square steel column is logical
Cross cross hinge seat and high-strength bolt with basis it is affixed be connected, replaceable word anti-side energy-consuming device pass through sole plate and height
Strength bolt with basis is affixed is connected, and then moment-in-plane can be resisted, and realize Study on Moment Modulation of Prestressed, solve hinged column base anti-side
The problem of to scarce capacity.
The anti-buckling shear wall has outstanding energy dissipation capacity, the horizontal stiffener being arranged at mating connection, can be with
Plastic failure is effectively avoided to occur to realize Plastic Damage control in node point connection.
The advantages of this patent, is mainly manifested in the following aspects:
(1) Study on Moment Modulation of Prestressed and vertical carrying are separated with horizontal anti-side.Foundation suspension column is connected with basis by cross hinge seat
It connects, can be considered hinged column base, be primarily subjected to axle power in geological process lower prop, discharge moment of flexure；Main horizontal anti-side work is by resisting
Side energy-consuming device undertakes.
(2) Damage Coutrol.It, can be to avoid suspension column by curved destruction after realizing that internal force separation is resisted；Anti-side energy-consuming device and column
Junction ribbing reinforce, while anti-buckling shear wall have outstanding energy dissipation capacity, it then follows the reason of " Qiang Jiedian, weak component "
It reads, avoids node from destroying prior to anti-buckling shear wall, by Damage Coutrol on anti-buckling shear wall；Made using marmem
For the material of cross hinge seat, super-elasticity, which can effectively reduce, even is eliminated seismic force for the damage of cross hinge seat
It is bad.
(3) dissipative cell is replaceable.Due to realizing internal force separation resistance and Damage Coutrol, the function of shaking rear pillar is intact,
Without replacement, it is bolted between the anti-buckling shear wall and column of damage, convenient disassembly directly replaces anti-buckling shear wall
The functional rehabilitation of foot joint entirety afterwards completes post earthquake recovery work.
(4) design of node described in has merged traditional hinge column and traditional the advantages of just connecing column, and column bottom is hingedly released with basis
Moment of flexure is put, effective protection is formed to column, using anti-buckling shear wall anti-side, so that lateral rigidity is improved, so that the design of node
It can achieve traditional effect for just connecing column in practical applications, and plastic failure does not occur for suspension column region after shake, still have good
Bearing capacity, it is only necessary to function can be restored by replacing anti-buckling shearing wall member.
Detailed description of the invention
Fig. 1 is three-dimensional for the assembly of the cross foot joint of recoverable function after a kind of shake of additional anti-buckling shear wall of anti-side
Figure；
Fig. 2 splits for the assembly of the cross foot joint of recoverable function after a kind of shake of additional anti-buckling shear wall of anti-side
Figure；
Fig. 3 be a kind of additional anti-buckling shear wall of anti-side shake after the cross foot joint of recoverable function front view；
Fig. 4 be a kind of additional anti-buckling shear wall of anti-side shake after the cross foot joint of recoverable function to be located at structure whole
The assembly three-dimensional figure of body side column position；
Fig. 5 is the cross hinged bottom of foot joint cross of recoverable function after a kind of shake of additional anti-buckling shear wall of anti-side
Seat exists with square steel column bottom apart from detail drawing.
Specific embodiment
With reference to the accompanying drawing 1~5, the embodiment of this patent is described in detail.
As shown in Fig. 1~5, a kind of buckling-restrained assembled beam-column combined joint of the recoverable function of modularized design includes
With lower component:
1 --- square steel column；
2 --- cross articulated base；
3 --- a word anti-side energy-consuming device；
4 --- cross short column；
5 --- cross articulated base end bottom plate；
6 --- square steel column notch；
7 --- anti-buckling shear wall；
8 --- anti-buckling shear wall is put more energy into floor；
9 --- the anti-buckling vertical end plate of shear wall；
10 --- anti-buckling shear wall sole plate；
11 --- high-strength bolt.
As shown in Fig. 1~5, the cross foot joint of recoverable function after a kind of shake of the additional anti-buckling shear wall of anti-side,
It is characterized by: this can bending resistance hinged column base node by replaceable the one of square steel column (1), cross hinge seat (2) and two sides
Word anti-side energy-consuming device (3) composition；The cross hinge seat is welded by cross short column (4) and end bottom plate (5), and ten
Font short column sectional area is 1.0~2.0 times of square steel column sectional area；The square steel column bottom end fluting, notch (6) width
Identical as the shaft veneer thickness of cross short column, depth of rebate is less than the length of cross short column, and difference takes the 1/ of pillar height
300~1/60；The replaceable word anti-side energy-consuming device is by anti-buckling shear wall (7), 2 horizontal stiffeners (8), vertical
End plate (9) and sole plate (10) composition, wherein anti-buckling shear wall core is a Γ shape steel plate；2 horizontal stiffener difference
Γ shape steel plate two sides are arranged in, Γ shape steel plate horizontal segment location mid-shaft is welded in, vertical end plate is welded in Γ shape steel plate horizontal segment
End；One word anti-side energy-consuming device and square steel column by high-strength bolt (11), auxiliary connection or it is unilateral be bolted, junction position
At pillar height 1/3, sole plate is fixed in basis；When the foot joint is arranged in whole building structure side column position,
Removal is answered to be located at a word anti-side energy-consuming device in the whole outside of structure.
Claims (3)
1. the cross foot joint of recoverable function after a kind of shake of the anti-buckling shear wall of additional anti-side, it is characterised in that: this can
Bending resistance hinged column base node is made of the replaceable word anti-side energy-consuming device of square steel column, cross hinge seat and two sides；Institute
The cross hinge seat stated is welded by cross short column and end bottom plate, and cross short column sectional area is square steel column sectional area
1.0~2.0 times；The square steel column bottom end fluting, width of rebate is identical as the shaft veneer thickness of cross short column, slot
Mouth depth is less than the length of cross short column, and difference takes the 1/300~1/60 of pillar height；The replaceable word anti-side energy consumption
Device is made of anti-buckling shear wall, 2 horizontal stiffeners, vertical end plate and sole plate, wherein anti-buckling shear wall core
For a Γ shape steel plate；2 horizontal stiffeners are respectively arranged in Γ shape steel plate two sides, are welded in axle position in Γ shape steel plate horizontal segment
It sets, vertical end plate is welded in Γ shape steel plate horizontal segment end；One word anti-side energy-consuming device and square steel column pass through high-strength bolt, connect
Connect it is secondary or it is unilateral be bolted, junction is located at pillar height 1/3, and sole plate is fixed in basis.
2. according to claim 1 a kind of with the cross hinged column base section of recoverable function after the shake of Γ shape shear wall anti-side
Point, it is characterised in that: select production material of the marmem as the cross short column part of the cross hinge seat
Material.
3. the cross suspension column section of recoverable function after a kind of shake of additional anti-buckling shear wall of anti-side according to claim 1
Point, it is characterised in that: when the foot joint is arranged in whole building structure side column position, removal is answered to be located at structure entirety
The one word anti-side energy-consuming device in outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910071535.0A CN109629753A (en) | 2019-01-25 | 2019-01-25 | The cross foot joint of recoverable function after a kind of shake of the anti-buckling shear wall of additional anti-side |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910071535.0A CN109629753A (en) | 2019-01-25 | 2019-01-25 | The cross foot joint of recoverable function after a kind of shake of the anti-buckling shear wall of additional anti-side |
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| Publication Number | Publication Date |
|---|---|
| CN109629753A true CN109629753A (en) | 2019-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910071535.0A Pending CN109629753A (en) | 2019-01-25 | 2019-01-25 | The cross foot joint of recoverable function after a kind of shake of the anti-buckling shear wall of additional anti-side |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111236725A (en) * | 2020-01-21 | 2020-06-05 | 同济大学 | Removable picture peg formula energy dissipation column base structure |
| CN113565360A (en) * | 2021-08-02 | 2021-10-29 | 重庆大学 | Self-resetting concrete column with variable cross-section shear keys and additional replaceable damper |
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| CN107354999A (en) * | 2017-08-07 | 2017-11-17 | 中国地震局工程力学研究所 | It is a kind of to be easy to after shake the quickly assembled reinforced concrete structure beam-column connection of maintenance |
| CN207277362U (en) * | 2017-10-14 | 2018-04-27 | 上海奉贤建筑设计有限公司 | A kind of steel construction suspension column |
| US20180347221A1 (en) * | 2015-05-26 | 2018-12-06 | Mahesh YASHRAJ | A method of constructing earthquake resistant structure with reinforced foundation and wall structure |
| CN109057018A (en) * | 2018-08-15 | 2018-12-21 | 山东大学 | Self-resetting foot joint and steel building based on shape memory alloy bar material |
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2019
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Patent Citations (6)
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| US20180347221A1 (en) * | 2015-05-26 | 2018-12-06 | Mahesh YASHRAJ | A method of constructing earthquake resistant structure with reinforced foundation and wall structure |
| CN105952229A (en) * | 2016-05-24 | 2016-09-21 | 成都市第建筑工程公司 | Installation and construction method for energy-dissipating type buckling-restrained brace |
| CN205804626U (en) * | 2016-07-08 | 2016-12-14 | 西安建筑科技大学 | Set up the steel construction ancient building twin beams post damping node of Effects of Viscous Fluid Damper |
| CN107354999A (en) * | 2017-08-07 | 2017-11-17 | 中国地震局工程力学研究所 | It is a kind of to be easy to after shake the quickly assembled reinforced concrete structure beam-column connection of maintenance |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111236725A (en) * | 2020-01-21 | 2020-06-05 | 同济大学 | Removable picture peg formula energy dissipation column base structure |
| CN113565360A (en) * | 2021-08-02 | 2021-10-29 | 重庆大学 | Self-resetting concrete column with variable cross-section shear keys and additional replaceable damper |
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Application publication date: 20190416 |