CN109629754A - The cross foot joint of recoverable function after a kind of shake of additional anti-shear steel plate group - Google Patents
The cross foot joint of recoverable function after a kind of shake of additional anti-shear steel plate group Download PDFInfo
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- CN109629754A CN109629754A CN201910071580.6A CN201910071580A CN109629754A CN 109629754 A CN109629754 A CN 109629754A CN 201910071580 A CN201910071580 A CN 201910071580A CN 109629754 A CN109629754 A CN 109629754A
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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
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- 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
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- 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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- Joining Of Building Structures In Genera (AREA)
Abstract
The present invention relates to the cross foot joints of recoverable function after a kind of shake of additional anti-shear steel plate group, belong to structural engineering field.The node is made of the replaceable 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.By rationally designing, it is undermined to protect it to reduce column moment for realization Study on Moment Modulation of Prestressed, while so that replaceable anti-side energy-consuming device is undertaken main anti-side work, and control damage in anti-shear steel plate group by the mode of " Qiang Jiedian, weak component ".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 additional anti-shear steel plate group, belongs to structure work
Journey technical field.
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 the cross columns of recoverable function after a kind of shake of additional anti-shear steel plate group
Foot node.The joint form will just connect the vertical bearing capacity and the separation of horizontal lateral resistant ability that column has originally, keep column main
Bear xial feed, anti-side energy-consuming device mainly resists lateral load, can guard column be not destroyed, whole anti-side is to ability
It is not weaker than and traditional just connects column yet.Anti-shear steel plate group component is only needed to change after shaking simultaneously can make overall structure restore function, pole
The earth 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 additional anti-shear steel plate group a kind of, it is intended to solve to exist
The drawbacks such as difficulty are repaired after damaging larger and shake after foundation shake in existing assembling type steel structure system, steel is avoided to waste,
Extend node service life, increase economic efficiency, while also providing more choices range for assembled foundation foot joint.
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 additional anti-shear steel plate group, it is characterised in that: this can bending resistance
Hinged column base node is made of the replaceable anti-side energy-consuming device of square steel column, cross hinge seat and two sides；This can bending resistance hinge
Connect suspension column be based on Damage Coutrol, the design concepts such as dissipative cell is replaceable, Study on Moment Modulation of Prestressed and the separation of horizontal anti-side put forward,
It aims under big corner, each component in suspension column domain separates load, can provide enough lateral rigidities and by Plastic Damage
Concentrate on replaceable anti-side energy-consuming device, reach shake after only need to change anti-side energy-consuming device can restore foot joint use
The purpose of function；This can bending resistance hinged column base avoid traditional bending resistance just to have connect foot joint suspension column under big story drift serious
It Plastic Damage and is not easy to replace, traditional hinged column base node can realize big corner but can not bear the outstanding problems such as moment of flexure；It is described
Cross hinge seat by cross short column and end bottom plate be welded, cross short column sectional area be greater than square steel column section
Product, to guarantee suspension column axial bearing capacity not less than square steel column in the bearing capacity for setting clocking requirement and reaching；The square steel column
Bottom end fluting, width of rebate match with cross short column, and depth of rebate is less than the length of cross short column；The square bar
It is welded with after the splicing of cross hinge seat at the place of docking at column fluting, at this time square steel column column bottom and cross hinge seat
Holding bottom plate, there are certain distances；The suspension column turning power with higher formed after square steel column and the welding of cross hinge seat,
It can be considered hinged column base；The replaceable anti-side energy-consuming device is by the connector, perpendicular between anti-shear steel plate group, steel plate group and column
It is welded to end plate and sole plate；Anti-side energy-consuming device and square steel column pass through high-strength bolt, auxiliary connection or unilateral bolt
The purpose of Study on Moment Modulation of Prestressed and the separation of horizontal anti-side is realized in connection；Sole plate is fixed in basis, and the device is enable to have anti-side
Power；The design concept for following " strong ties, weak component " is equipped with vertical ribbed stiffener, on the steel plate of anti-shear steel plate group on connector
Equipped with local weakening, plastic failure is avoided to occur in node point connection.
Square steel column two sides at appropriate height are equipped with replaceable anti-side energy-consuming device, and square steel column passes through ten
Font hinge seat and high-strength bolt with basis is affixed is connected, replaceable anti-side energy-consuming device by sole plate and high-strength bolt and
Basis is affixed to be connected, and then can resist moment-in-plane, and realize Study on Moment Modulation of Prestressed, solves hinged column base anti-side to ability not
The problem of foot.
The anti-shear steel plate group main part portion of setting a trap weakens, and weakening form can weaken for the weakening of dog bone or aperture, with
Plastic failure is avoided to occur to realize Plastic Damage control in node point connection.
If the foot joint is located at the side column position of structure entirety, in order to keep structural outer surface it is complete with it is beautiful
It sees, the anti-side energy-consuming device in detachable outside, to meet the requirement of architectural appearance.
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 broken after realizing that Study on Moment Modulation of Prestressed and vertical carrying are separated with horizontal anti-side
It is bad；The junction ribbing of anti-side energy-consuming device and column is reinforced, while anti-shear steel plate group main body is equipped with part and weakens, it then follows " Qiang Jie
The theory of point, weak component " avoids node from destroying prior to anti-shear steel plate group, by Damage Coutrol in anti-shear steel plate group.
(3) dissipative cell is replaceable.Due to realizing internal force separation resistance and Damage Coutrol, the function of shaking rear pillar is intact,
It without replacement, is bolted between the anti-shear steel plate group and column of damage, convenient disassembly, directly replacement anti-shear steel plate group rear pillar
The functional rehabilitation of foot node entirety 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-shear steel plate group anti-side, so that lateral rigidity is improved, so that the design of node exists
It can achieve traditional effect for just connecing column in practical application, and plastic failure does not occur for suspension column region after shake, still has good
Bearing capacity, it is only necessary to replace anti-shear steel plate group component i.e. recoverable function.
Detailed description of the invention
Fig. 1 be a kind of additional anti-shear steel plate group shake after the cross foot joint of recoverable function assembly three-dimensional figure；
Fig. 2 be a kind of additional anti-shear steel plate group shake after the cross foot joint of recoverable function assembly broken away view；
Fig. 3 be a kind of additional anti-shear steel plate group shake after the cross foot joint of recoverable function front view；
Fig. 4 is located in the case of side column for the cross foot joint of recoverable function after a kind of shake of additional anti-shear steel plate group
Assemble three-dimensional figure；
Fig. 5 is the cross foot joint cross articulated base of recoverable function and side after a kind of shake of additional anti-shear steel plate group
Shape steel column bottom exists 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 --- anti-side energy-consuming device；
4 --- cross short column；
5 --- cross articulated base end bottom plate；
6 --- square steel column notch；
7 --- anti-shear steel plate group；
8 --- anti-shear steel plate group connector；
9 --- the vertical end plate of anti-shear steel plate group；
10 --- anti-shear steel plate group sole plate；
11 --- high-strength bolt；
12 --- connector is put more energy into floor；
13 --- anti-shear steel plate locally weakens.
As shown in Fig. 1~5, the cross foot joint of recoverable function after a kind of shake of additional anti-shear steel plate group, feature
Be: this can bending resistance hinged column base node by square steel column (1), cross hinge seat (2) and two sides replaceable anti-side consume energy
Device (3) composition；The cross hinge seat is welded by cross short column (4) and end bottom plate (5), and cross short column is cut
Area is 1.0~2.0 times of square steel column sectional area；The described square steel column bottom end fluting, notch (6) width with it is cross
The shaft veneer thickness of short column is identical, and depth of rebate is less than the length of cross short column, and difference takes the 1/300~1/ of pillar height
60；The replaceable anti-side energy-consuming device is by connector (8), the vertical end plate between anti-shear steel plate group (7), steel plate group and column
(9) and sole plate (10) is welded；Adjacent two steel plates spacing is 3~5 times of steel plate thickness in steel plate group, and independent steel plate is set
It is parallel close to anti-side energy-consuming device plane with square steel column for long-thick plane to set direction；Anti-shear steel plate group welding in connector,
Vertical floor (12) is arranged in connector；Anti-side energy-consuming device and square steel column pass through high-strength bolt (11), auxiliary connection or unilateral spiral shell
It tethers and connects, junction is located at pillar height 1/3, and sole plate is fixed in basis；When the foot joint is arranged in whole building
When structure side column position, removal is answered to be located at the anti-side energy-consuming device in the whole outside of structure；Independent steel in the anti-shear steel plate group
The main part setting part of plate weakens (13), and weakening form is that dog bone weakens or aperture weakens.
Claims (3)
1. the cross foot joint of recoverable function after a kind of shake of additional anti-shear steel plate group, it is characterised in that: this can bending resistance hinge
Foot joint is connect to be made of the replaceable anti-side energy-consuming device of square steel column, cross hinge seat and two sides；Described is cross
Hinge seat is welded by cross short column and end bottom plate, and cross short column sectional area is the 1.0~2.0 of square steel column sectional area
Times；The square steel column bottom end fluting, width of rebate is identical as the shaft veneer thickness of cross short column, and depth of rebate is less than
The length of cross short column, difference take the 1/300~1/60 of pillar height；The replaceable anti-side energy-consuming device is by anti-shear steel plate
Connector, vertical end plate and sole plate between group, steel plate group and column are welded；Adjacent two steel plates spacing is in steel plate group
3~5 times of steel plate thickness, independent steel plate setting direction are that long-thick plane and square steel column are flat close to anti-side energy-consuming device plane
Row；Vertical floor is arranged in connector, connector in anti-shear steel plate group welding；Anti-side energy-consuming device and square steel column pass through high-strength spiral shell
Bolt, auxiliary connection or it is unilateral be bolted, junction is located at pillar height 1/3, and sole plate is fixed in basis.
2. the cross foot joint of recoverable function after a kind of shake of additional anti-shear steel plate group according to claim 1,
It is characterized in that: when the foot joint is arranged in whole building structure side column position, removal being answered to be located at the whole outside of structure
Anti-side energy-consuming device.
3. the cross foot joint of recoverable function after a kind of shake of additional anti-shear steel plate group according to claim 1,
Be characterized in that: the main part setting part of independent steel plate weakens in the anti-shear steel plate group, weakens form as the weakening of dog bone
Or aperture weakens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910071580.6A CN109629754A (en) | 2019-01-25 | 2019-01-25 | The cross foot joint of recoverable function after a kind of shake of additional anti-shear steel plate group |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910071580.6A CN109629754A (en) | 2019-01-25 | 2019-01-25 | The cross foot joint of recoverable function after a kind of shake of additional anti-shear steel plate group |
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| Publication Number | Publication Date |
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| CN109629754A true CN109629754A (en) | 2019-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910071580.6A Pending CN109629754A (en) | 2019-01-25 | 2019-01-25 | The cross foot joint of recoverable function after a kind of shake of additional anti-shear steel plate group |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117107905A (en) * | 2023-10-24 | 2023-11-24 | 北京建筑大学 | Swing steel column foot with multi-order rigidity and vertical shock-absorbing function |
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| 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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| CN204608980U (en) * | 2015-03-23 | 2015-09-02 | 铁道第三勘察设计院集团有限公司 | A kind of hinged four-bladed vane for steel pipe foot joint |
| CN204551760U (en) * | 2015-04-27 | 2015-08-12 | 南京工业大学 | A kind of ductility power consumption wooden construction node |
| CN107447885A (en) * | 2017-09-20 | 2017-12-08 | 青岛理工大学 | Suitable for the plug and play energy dissipation apparatus of assembling frame structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117107905A (en) * | 2023-10-24 | 2023-11-24 | 北京建筑大学 | Swing steel column foot with multi-order rigidity and vertical shock-absorbing function |
| CN117107905B (en) * | 2023-10-24 | 2024-02-06 | 北京建筑大学 | Swing steel column foot with multi-order rigidity and vertical shock-absorbing function |
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Application publication date: 20190416 |
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