CN208415491U - A kind of more high-rise assembled steel frame structures of the replaceable empty stomach energy consumption section of band - Google Patents
A kind of more high-rise assembled steel frame structures of the replaceable empty stomach energy consumption section of band Download PDFInfo
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- CN208415491U CN208415491U CN201820677189.1U CN201820677189U CN208415491U CN 208415491 U CN208415491 U CN 208415491U CN 201820677189 U CN201820677189 U CN 201820677189U CN 208415491 U CN208415491 U CN 208415491U
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Abstract
本实用新型公开了一种带可更换空腹耗能段的多高层装配式钢框架结构，该结构包括桁架梁以及用于支撑该桁架梁两端的框架柱；其中，桁架梁分为耗能段以及非耗能段；桁架梁耗能段不设腹杆为空腹式布置，实现耗能集中；桁架梁耗能段两端分别与一非耗能段一端以可拆卸方式对接，便于震后更换耗能段，桁架梁非耗能段另一端安装在框架柱上；桁架梁耗能段的弦杆以及桁架梁非耗能段腹杆采用普通钢构成；桁架梁非耗能段的弦杆、框架柱及节点连接套板采用高强钢构成。本实用新型框架结构采用高强钢和普通钢组合构成，即保留了普通钢材优良的耗能性能，又发挥了高强钢强度高、节省材料的优势，有效降低结构自重，减小地震作用。
The utility model discloses a multi-storey assembled steel frame structure with a replaceable empty energy-consuming section. The structure includes a truss beam and frame columns for supporting both ends of the truss beam; wherein the truss beam is divided into energy-consuming sections and Non-energy-consuming section; the energy-consuming section of the truss girder has no webs and is arranged in an empty web to achieve concentrated energy consumption; the two ends of the energy-consuming section of the truss girder are respectively connected to one end of a non-energy-consuming section in a detachable manner, which is convenient for replacing the energy-consuming section after the earthquake. The energy section, the other end of the non-energy-consuming section of the truss girder is installed on the frame column; the chord of the energy-consuming section of the truss girder and the web member of the non-energy-consuming section of the truss girder are made of ordinary steel; the chord and frame of the non-energy-consuming section of the truss girder The column and node connection sleeves are made of high-strength steel. The frame structure of the utility model is composed of high-strength steel and ordinary steel, which not only retains the excellent energy dissipation performance of ordinary steel, but also exerts the advantages of high-strength steel, high strength and material saving, effectively reducing the self-weight of the structure and reducing the seismic effect.
Description
Technical field
The utility model belongs to more high-rise assembly of structural engineering field more particularly to a kind of replaceable empty stomach energy consumption section of band
Formula high-strength steel composite steel frame structure.
Background technique
Assembling type steel structure can realize industrialized production, effectively accelerate construction progress, reduce labor intensity, it is dirty to reduce construction
Dye, is the development trend of domestic and international future architecture.Assembling type steel structure is common in low-rise dwelling, answering in Multistory-tall building
Still in its infancy with research.Girder truss is widely used in high-rise assembled steel frame structures more at present, reason is truss
Beam can effectively increase structure design span, and cut, convenient welding, pass through convenient for equipment installation, be suitble in more high-rise dresses
With being applied in formula steel construction.
Currently, frame column breaks at node in the existing more high-rise assembling type steel structure systems using girder truss in China
It opens, stress is bad, although adding diagonal brace (its both ends is connected with girder truss, frame column respectively) by being added at node and being changed
It is kind, but diagonal brace will increase frame column by curved and influence wall arrangement.Under greater level seismic loading, truss beam end chord member
And part web member is easy to happen unstability, and structural strength and rigidity is caused to be degenerated rapidly, ductility and energy-dissipating property are bad, and rod piece loses
Steady position is not concentrated, and the economy of repairing and reinforcement and time cost are significant after shake.Therefore, the anti-of girder truss how is rationally effectively improved
Shock stability is one of the critical issue promoting girder truss and applying in more high-rise assembling type steel structures.
" seismic design provision in building code " (GB50011-2010) has mandatory item for steel used in lateral resistant member in China
Literary clear stipulaties (3.9.2 item): (1) the ratio between yield strength measured value and tensile strength measured value should not exceed 0.85；(2) steel
There should be apparent surrender step, and elongation is no less than 20%.The regulation limits the steel strength for being used for lateral resistant member
Within the scope of 345MPa, high-strength steel is limited in the application of China's building field.The Aseismic Structure System with energy consumption section is selected,
Middle energy consumption section and the big component of deformation using common iron deform, rather than the section etc. that consumes energy deform lesser position use it is high-strength
Steel are spent, if clocking requirement non-dissipative member under big shake still in elastic stage or develops part plasticity, and the section that consumes energy is then complete
Enter elastic-plastic behavior entirely to consume energy, so that it may which guarantee reaches the target provided fortification against earthquakes, also just without the steel to non-dissipative member
It is proposed excessively high plastic deformation requirement.
Utility model content
The purpose of this utility model is to provide a kind of more high-rise assembled high-strength steel groups of the replaceable empty stomach energy consumption section of band
Close steel-frame structure, it is intended to it is quickly repaired after improving the energy dissipation capacity, frame structure force-transmission mechanism and realization shake of girder truss, it should
Structural system can promote the application of girder truss and high-strength steel in more high-rise assembled anti-knock steel structure systems.
The utility model is realized in this way a kind of more high-rise assembled steel frame knots of the replaceable empty stomach energy consumption section of band
Structure, the structure include girder truss and the frame column for being used to support the girder truss both ends；Wherein, the girder truss is divided into energy consumption section
And non-energy consumption section；The girder truss energy consumption section is open web type arrangement；Girder truss energy consumption section both ends respectively with a non-energy consumption
Duan Yiduan is removably docked, and the non-energy consumption section other end of girder truss is mounted on frame column；
The chord member and the non-energy consumption section web member of girder truss of the girder truss energy consumption section are constituted using ordinary steel；The girder truss
Chord member, the frame column of non-energy consumption section are constituted using high-strength steel.
Preferably, the bean column node between the non-energy consumption section of the girder truss and frame column is connected using ConXR node.
Preferably, the ConXR node includes cylinder inner sleeve plate, beam-ends flag, the plug and beam-ends of cylinder inner sleeve plate
The socket of flag is with girder truss rear locking beam column in place from top to bottom, then passes through high-strength bolt and fasten.
Preferably, the inside and outside cage plate of the ConXR node is constituted using high-strength steel.
Preferably, the girder truss energy consumption Duan Yufei energy consumption section is connected using extended end plate fitted bolt.
Preferably, the frame column is square steel tube section and keeps section perforation at beam-column connection.
Preferably, the chord member of the girder truss is H profile steel section, web member is back-to-back channel steel compound section, chord member and abdomen
Bar is welded by gusset plate.
The utility model overcomes the deficiencies of the prior art and provide a kind of more high-rise assembleds of replaceable empty stomach energy consumption section of band
High-strength steel composite steel frame structure.The application is more, and high-rise assembled steel frame structure is made of quadrate steel pipe column, girder truss, beam column section
Point is ConXR connection in the ConXtechConX system of U.S. norm recommendation, and frame column penetrates through node, and stress is preferable；Girder truss
Span centre setting energy consumption section, and remove web member and arranged using open web type, the section rod piece is lower using yield point, deformability is preferable
Common iron, when girder truss bear larger shearing when, energy consumption section generate plastic deformation, dissipation energy, final chord member two first
End forms plastic hinge, realizes and concentrates energy consumption；The non-energy consumption section chord member of girder truss and the frame column base under biggish horizontal loads
High strength steel composition can be used in elastic stage or development part plasticity in this, and saving steel reduces dead load, reduces ground
Shake effect；Energy consumption Duan Yufei energy consumption section girder truss is bolted using extended end plate-, is quickly repaired after realizing shake.
Compared with the prior art the shortcomings that and deficiency, the utility model has the following beneficial effects:
(1) girder truss is applied to more high-rise assembling type steel structure systems by the utility model, effectively increases design span, and
Cutting, convenient welding, pass through convenient for equipment installation；
(2) replaceable energy consumption section is arranged in the utility model in girder truss, can improve the energy dissipation capacity and frame of girder truss
Frame structure force-transmission mechanism realizes the concentration damage of structure, precisely consumes energy, convenient for repairing after shake；
(3) the utility model is constituted using high-strength steel and ordinary steel combination, that is, remains the excellent energy consumption of common iron
Can, and played high-strength hardness of steel height, saved the advantage of material, and dead load is effectively reduced, reduce geological process；
(4) the utility model can push high-strength steel and girder truss to apply in more high-rise assembling type steel structures.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the more high-rise assembled steel frame structures of the utility model；
Fig. 2 is energy consumption Duan Yufei energy consumption section girder truss connection signal in the more high-rise assembled steel frame structures of the utility model
Figure；
Fig. 3 is ConXR node connection schematic diagram in the more high-rise assembled steel frame structures of the utility model.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
As shown in Figures 1 to 3, wherein Fig. 1 is the schematic diagram of the more high-rise assembled steel frame structures of the utility model；Fig. 2 is
Energy consumption Duan Yufei energy consumption section girder truss connection schematic diagram in the more high-rise assembled steel frame structures of the utility model；Fig. 3 is this reality
With ConXR node connection schematic diagram in novel more high-rise assembled steel frame structures.
The utility model discloses a kind of more high-rise assembled steel frame structures of the replaceable empty stomach energy consumption section of band, the structures
Including girder truss and it is used to support the frame column 1 at the girder truss both ends；Wherein, the girder truss is divided into energy consumption section 3 and non-
Consume energy section 2；The girder truss energy consumption section 3 is open web type setting, i.e., does not set web member；Girder truss energy consumption 3 both ends of section respectively with
One non-2 one end of energy consumption section is removably docked, and non-2 other end of energy consumption section of girder truss is mounted on frame column 1；It is described
The chord member and non-2 web member of energy consumption section of girder truss of girder truss energy consumption section 3 are constituted using ordinary steel；The non-energy consumption section 2 of girder truss
Chord member, frame column 1 and 4 connection sleeve plate of node using high-strength steel constitute.
In the utility model embodiment, more specifically, the girder truss energy consumption section 3 is not provided with web member, using open web type
Arrangement weakens girder truss at span centre position, so that structure most plastic deformation in seismic process is generated in energy consumption section,
Realize that energy consumption is concentrated.Energy consumption section 3 is bolted with non-2 girder truss of energy consumption section using extended end plate 6-, is quickly repaired after realizing shake.
In the utility model embodiment, more specifically, the frame column 1 is for square steel tube section and in beam-column connection
Place keeps section perforation.The utility model replaces the steel flanged beam girder steel in frame-generic structure using girder truss, can effectively increase
Span is designed, and is cut, convenient welding, is passed through convenient for equipment installation.
In the utility model embodiment, the chord member of the girder truss is H profile steel section, web member is back-to-back channel steel combination
Section, chord member and web member are welded by gusset plate 5.
In the utility model embodiment, more specifically, the non-beam column to consume energy between section 2 and frame column 1 of the girder truss
ConXR node 4 connects in the ConXtech ConX system that node is recommended using U.S. norm.More specifically, the ConXR section
Point 4 includes cylinder inner sleeve plate 4-1, beam-ends flag 4-2, the socket of the plug of cylinder inner sleeve plate 4-1 and beam-ends flag 4-2 with
Girder truss it is in place from top to bottom after lock beam column, then fastened by high-strength bolt 4-3.In the utility model embodiment, beam column
Node is the connection of ConXR node 4, and 1 section of frame column penetrates through node, and stress is preferable.The most significant innovative point of the utility model exists
It is combined using common iron with high strength steel in structural elements.Under horizontal force action, for deforming biggish 3 chord member of energy consumption section
It is constituted with non-2 web member of energy consumption section using ordinary steel, and deforms lesser non-2 girder truss chord member of energy consumption section, frame column 1 and node 4
Connection sleeve plate using high-strength steel form, can saving steel, reduce dead load, reduce geological process.Different steel combine shape
Formula may make up the embodiments of the present invention, such as group unification, high strength steel Q460, common iron LY225；Combination
Two, high strength steel Q460, common iron Q235；Three, high strength steel Q690, common iron Q345 are combined, etc.
Equal multiple combinations form.
The replaceable energy consumption section 3 of the utility model girder truss is open web type arrangement, and the section string part is lower using yield point, becomes
The preferable common iron of shape ability, when girder truss bears larger shearing, energy consumption section 3 generates plastic deformation first, dissipation energy,
Final chord member both ends form plastic hinge, realize and concentrate energy consumption, can improve the energy dissipation capacity and frame structure power transmission machine of girder truss
Reason realizes the concentration damage of structure, precisely consumes energy, convenient for repairing after shake.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (7)
1. a kind of more high-rise assembled steel frame structures of the replaceable empty stomach energy consumption section of band, which is characterized in that the structure includes purlin
Set a roof beam in place and be used to support the frame column at the girder truss both ends；Wherein, the girder truss is divided into energy consumption section and non-energy consumption section；Institute
Girder truss energy consumption section is stated as open web type arrangement；Girder truss energy consumption section both ends are respectively with a non-energy consumption section one end with detachable side
Formula docking, the non-energy consumption section other end of girder truss are mounted on frame column；
The chord member and the non-energy consumption section web member of girder truss of the girder truss energy consumption section are constituted using ordinary steel；The non-consumption of girder truss
Chord member, the frame column of energy section are constituted using high-strength steel.
2. assembled steel frame structures much more as described in claim 1 high-rise, which is characterized in that the non-energy consumption section of girder truss and
Bean column node between frame column is connected using ConXR node.
3. more high-rise assembled steel frame structures as claimed in claim 2, which is characterized in that the ConXR node includes column
Face inner sleeve plate, beam-ends flag, the socket of the plug of cylinder inner sleeve plate and beam-ends flag are in place from top to bottom with girder truss
After lock beam column, then pass through high-strength bolt and fasten.
4. assembled steel frame structures much more as claimed in claim 3 high-rise, which is characterized in that the ConXR node it is inside and outside
Cage plate is constituted using high-strength steel.
5. more high-rise assembled steel frame structures as claimed in claim 4, which is characterized in that the girder truss energy consumption Duan Yufei
The section that consumes energy is connected using extended end plate fitted bolt.
6. more high-rise assembled steel frame structures as claimed in claim 5, which is characterized in that the frame column cuts for square steel tube
Face and the holding section perforation at beam-column connection.
7. more high-rise assembled steel frame structures as claimed in claim 6, which is characterized in that the chord member of the girder truss is H
Fashioned iron section, web member are that back-to-back channel steel compound section, chord member and web member are welded by gusset plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820677189.1U CN208415491U (en) | 2018-05-08 | 2018-05-08 | A kind of more high-rise assembled steel frame structures of the replaceable empty stomach energy consumption section of band |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820677189.1U CN208415491U (en) | 2018-05-08 | 2018-05-08 | A kind of more high-rise assembled steel frame structures of the replaceable empty stomach energy consumption section of band |
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| CN208415491U true CN208415491U (en) | 2019-01-22 |
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| CN201820677189.1U Expired - Fee Related CN208415491U (en) | 2018-05-08 | 2018-05-08 | A kind of more high-rise assembled steel frame structures of the replaceable empty stomach energy consumption section of band |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108978865A (en) * | 2018-08-14 | 2018-12-11 | 兰州理工大学 | A kind of more high-rise assembled steel frame structures of the replaceable empty stomach energy consumption section of band |
| CN113026499A (en) * | 2021-03-17 | 2021-06-25 | 中铁城建集团第三工程有限公司 | Device is implanted behind vibrations formula concrete road surface dowel bar that rams |
-
2018
- 2018-05-08 CN CN201820677189.1U patent/CN208415491U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108978865A (en) * | 2018-08-14 | 2018-12-11 | 兰州理工大学 | A kind of more high-rise assembled steel frame structures of the replaceable empty stomach energy consumption section of band |
| CN113026499A (en) * | 2021-03-17 | 2021-06-25 | 中铁城建集团第三工程有限公司 | Device is implanted behind vibrations formula concrete road surface dowel bar that rams |
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Granted publication date: 20190122 Termination date: 20200508 |