CN109750792A - Recoverable function L-type part connects foot joint after a kind of shake adding oblique anti-side BRB - Google Patents
Recoverable function L-type part connects foot joint after a kind of shake adding oblique anti-side BRB Download PDFInfo
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- CN109750792A CN109750792A CN201910071792.4A CN201910071792A CN109750792A CN 109750792 A CN109750792 A CN 109750792A CN 201910071792 A CN201910071792 A CN 201910071792A CN 109750792 A CN109750792 A CN 109750792A
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Abstract
The present invention relates to recoverable function L-type parts after a kind of shake for adding oblique anti-side BRB to connect foot joint, belongs to structural engineering field.The node is made of the replaceable anti-side energy-consuming device of square steel column, L-type connector 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; it combines the advantages of tradition just connects column and traditional hinge column and passes through rational design; realize Study on Moment Modulation of Prestressed; it is undermined to protect it to reduce column moment; BRB is set to undertake main anti-side work simultaneously, and by damage control on BRB.The both ends BRB are hingedly, to give full play to the energy-dissipating property of BRB by converting the xial feed applied to BRB for lateral load, improve the working efficiency of anti-side dissipative member.BRB is only needed to change after shake can make foot joint restore function.
Description
Technical field
This patent is related to recoverable function L-type part connection foot joint after a kind of shake for adding oblique anti-side BRB, belongs to knot
Structure field of engineering technology.
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,
Although can guarantee column not by curved destruction, since column can not resist lateral load, so that structure overall stiffness wretched insufficiency,
It is unable to satisfy building demand.
In order to overcome the problems referred above, the invention proposes recoverable function L-type parts after a kind of shake for adding oblique anti-side BRB to connect
Connect 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
Be primarily subjected to xial feed, 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.BRB 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 recoverable function L-type part connection foot joint after a kind of shake for adding oblique anti-side BRB, it is intended to solve
The drawbacks such as difficulty are repaired after damaging larger and shake after foundation shake certainly in existing assembling type steel structure system, avoid steel
Waste extends node service life, increases economic efficiency, while also providing more choosings for assembled foundation foot joint
Select range.
To achieve the above object, the present invention uses following technological means:
Recoverable function L-type part connects foot joint after a kind of shake adding oblique anti-side BRB, 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, L-type connector and two sides；This can bending resistance
Hinged column base is to be based on replaceable Damage Coutrol, dissipative cell, Study on Moment Modulation of Prestressed and the design such as vertical carrying and the separation of horizontal anti-side
What theory put forward, it is intended to it realizes under big corner, each component in suspension column domain separates load, enough lateral rigidities can be provided,
Plastic Damage can be concentrated on replaceable anti-side energy-consuming device again, only need to change anti-side energy-consuming device after reaching shake
Restore the purpose that foot joint uses function；This can bending resistance hinged column base avoid traditional bending resistance and just connect foot joint in big layer
Between the damage of suspension column severe plastic and be not easy to replace under angle of displacement, traditional hinged column base node can realize big corner but can not bear
The outstanding problems such as moment of flexure；The square steel column is connect by L shape connector and high-strength bolt with basis, due to L shape connector
Bending resistance is poor, and suspension column has certain turning power, is varied rigid link, can be regarded as hinged column base；Described can
Replacement anti-side energy-consuming device is made of BRB, vertical connector and sole plate；Anti-side energy-consuming device and square steel column pass through height
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；BRB is articulated between vertical connector and sole plate, and the lateral load that anti-side energy-consuming device is transferred to by column is turned
The xial feed applied to BRB is turned to, the energy dissipation capacity of BRB component is given full play to, both ensure that the device anti-side consumes energy effect
Give full play to, and can be by Damage Coutrol on BRB, it is ensured that suspension column does not destroy.
The square steel column is equipped with replaceable anti-side energy-consuming device in two sides at appropriate height, and square steel column passes through L
Type connector and high-strength bolt with basis is affixed is connected, BRB by sole plate and high-strength bolt with it is basic it is affixed be connected, into
And moment-in-plane can be resisted, and realize Study on Moment Modulation of Prestressed, solve the problems, such as hinged column base anti-side to scarce capacity.
The BRB has outstanding energy dissipation capacity, can occur to realize plasticity in node point connection to avoid plastic failure
Damage Coutrol.
The anti-side energy-consuming device can be also attached by sleeve and column.Sleeve is passed through by two U-lag steel members
High-strength bolt is spliced, instead of vertical connector.
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 connect with basis by L-type connector,
It can be considered hinged column base, be primarily subjected to axle power in geological process lower prop, discharge moment of flexure；Main anti-side work is undertaken by BRB.
(2) Damage Coutrol.After realizing that Study on Moment Modulation of Prestressed and vertical carrying are separated with horizontal anti-side, since BRB is with outstanding
Energy dissipation capacity is deformed, suspension column can be avoided by curved destruction by Damage Coutrol on BRB.
(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 BRB and column of damage (sleeve is completed to splice by bolt), convenient disassembly, directly more
The functional rehabilitation of foot joint entirety after BRB is changed, post earthquake recovery work is completed.
(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, is resisted and is sheared using BRB, so that lateral rigidity is improved, so that the design of node is in reality
It can achieve traditional effect for just connecing column in the application of border, and plastic failure does not occur for suspension column region after shake, still has good hold
Loading capability, it is only necessary to replace BRB component i.e. recoverable function.
Detailed description of the invention
Fig. 1 is a kind of assembly fractionation of recoverable function L-type part connection foot joint after shake for adding oblique anti-side BRB
Figure；
Fig. 2 is a kind of front view of recoverable function L-type part connection foot joint after shake for adding oblique anti-side BRB；
Fig. 3 is connected foot joint for recoverable function L-type part after a kind of shake for adding oblique anti-side BRB and is connected using sleeve
Connect the assembly three-dimensional figure under form；
Fig. 4 is that sleeve splits detail drawing.
Specific embodiment
With reference to the accompanying drawing 1~4, the embodiment of this patent is described in detail.
As shown in figures 1-4, a kind of buckling-restrained assembled beam-column combined joint of recoverable function of modularized design includes
With lower component:
1 --- square steel column；
2 --- L-type connector；
3 --- anti-side energy-consuming device；
4 --- high-strength bolt；
5——BRB；
6 --- the vertical connector of BRB；
7 --- BRB sole plate；
8 --- connection sleeve；
9 --- U-lag steel member.
As shown in figures 1-4, recoverable function L-type part connects foot joint after a kind of shake adding oblique anti-side BRB,
Be characterized in that: this can bending resistance hinged column base node by square steel column (1), L-type connector (2) and two sides replaceable anti-side consume
It can device (3) composition；The L-type connector is installed at square steel column suspension column by high-strength bolt (4), after being installed
Square steel column lower edge is concordant with L-type connector horizontal component lower surface, uses high-strength bolt by L-type connector and basis later
It connects, the suspension column under the connection type does not have lateral resistant ability, as traditional hinged column base；The replaceable anti-side consumption
Energy device is made of BRB (5), vertical connector (6) and sole plate (7)；BRB is articulated with vertical connector and sole plate
Between, convert the lateral load that anti-side energy-consuming device is transferred to by column to the xial feed applied to BRB；Anti-side energy consumption dress
Set with square steel column by high-strength bolt, auxiliary connection or it is unilateral be bolted, junction is located at pillar height 1/3, and sole plate is solid
It is connected to basis；When requiring square steel column main part complete, when not allowing aperture, anti-side energy-consuming device passes through connection sleeve (8)
It is connect with square steel column；Connection sleeve is docked by two U-type groove steel members (9) and is formed by high-strength bolt fixation, is vertically connected
The articulated joint of fitting is directly welded in U-type groove steel member, i.e., replaces former vertical connector with U-type groove steel member.
Claims (2)
1. recoverable function L-type part connects foot joint after a kind of shake for adding oblique anti-side BRB, it is characterised in that: this can resist
Bending hinge connects foot joint and is made of the replaceable anti-side energy-consuming device of square steel column, L-type connector and two sides；The L-type connects
Fitting is installed at square steel column suspension column by high-strength bolt, is installed rear square steel column lower edge and L-type connector horizontal part
Divide lower surface concordant, is later connect L-type connector with basis using high-strength bolt, the suspension column under the connection type does not have anti-
Side ability, as traditional hinged column base；The replaceable anti-side energy-consuming device is by BRB, vertical connector and sole plate
Composition；BRB is articulated between vertical connector and sole plate, and the lateral load that anti-side energy-consuming device is transferred to by column is converted
For the xial feed applied to BRB；Anti-side energy-consuming device and square steel column are connected by high-strength bolt, auxiliary connection or unilateral bolt
It connects, junction is located at pillar height 1/3, and sole plate is fixed in basis.
2. recoverable function L-type part connects suspension column section after a kind of shake for adding oblique anti-side BRB according to claim 1
Point, it is characterised in that: when requiring square steel column main part complete, when not allowing aperture, anti-side energy-consuming device passes through connector sleeve
Cylinder is connect with square steel column；Connection sleeve is docked by two U-type groove steel members and is formed by high-strength bolt fixation, vertical to connect
The articulated joint of part is directly welded in U-type groove steel member, i.e., replaces former vertical connector with U-type groove steel member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910071792.4A CN109750792A (en) | 2019-01-25 | 2019-01-25 | Recoverable function L-type part connects foot joint after a kind of shake adding oblique anti-side BRB |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910071792.4A CN109750792A (en) | 2019-01-25 | 2019-01-25 | Recoverable function L-type part connects foot joint after a kind of shake adding oblique anti-side BRB |
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| CN109750792A true CN109750792A (en) | 2019-05-14 |
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| CN201910071792.4A Pending CN109750792A (en) | 2019-01-25 | 2019-01-25 | Recoverable function L-type part connects foot joint after a kind of shake adding oblique anti-side BRB |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201753480U (en) * | 2010-08-11 | 2011-03-02 | 东南大学 | Apparatus for connecting node in pillar construction capable of consuming energy and self-centering by friction |
| JP2013057207A (en) * | 2011-09-08 | 2013-03-28 | Okabe Co Ltd | Exposure type column base structure of iron frame column |
| 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 |
| WO2018060784A1 (en) * | 2016-12-20 | 2018-04-05 | Jamalpournajmabad Reza | Self-centering steel column- foundation connection, equipped with super elastic nitinol shape memory alloy |
| CN208056304U (en) * | 2018-03-30 | 2018-11-06 | 扬州大学 | A kind of Self-resetting steel frame foot joint |
| 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 |
-
2019
- 2019-01-25 CN CN201910071792.4A patent/CN109750792A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201753480U (en) * | 2010-08-11 | 2011-03-02 | 东南大学 | Apparatus for connecting node in pillar construction capable of consuming energy and self-centering by friction |
| JP2013057207A (en) * | 2011-09-08 | 2013-03-28 | Okabe Co Ltd | Exposure type column base structure of iron frame column |
| WO2018060784A1 (en) * | 2016-12-20 | 2018-04-05 | Jamalpournajmabad Reza | Self-centering steel column- foundation connection, equipped with super elastic nitinol shape memory alloy |
| 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 |
| CN208056304U (en) * | 2018-03-30 | 2018-11-06 | 扬州大学 | A kind of Self-resetting steel frame foot joint |
| 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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Application publication date: 20190514 |