CN109235685A - The efficient energy dissipation brace of matrix pattern cross-sectional shear type - Google Patents
The efficient energy dissipation brace of matrix pattern cross-sectional shear type Download PDFInfo
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- CN109235685A CN109235685A CN201811143061.8A CN201811143061A CN109235685A CN 109235685 A CN109235685 A CN 109235685A CN 201811143061 A CN201811143061 A CN 201811143061A CN 109235685 A CN109235685 A CN 109235685A
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- steel plate
- rectangle
- perps
- shearing
- energy dissipation
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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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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Environmental & Geological Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses a kind of efficient energy dissipation braces of matrix pattern cross-sectional shear type, including the first steel plate, second steel plate, third steel plate and several shearing steel plates, third steel plate is between the first steel plate and the second steel plate, and first steel plate, second steel plate and third steel plate parallelly distribute on, several columns the first rectangle perps is offered on first steel plate, several columns the second rectangle perps is offered on second steel plate, several columns third rectangle perps is offered on third steel plate, wherein, the corresponding first rectangle perps of one piece of shearing steel plate, one the second rectangle perps and a third rectangle perps, shearing steel plate passes through corresponding first rectangle perps, corresponding third rectangle perps and corresponding second rectangle perps, the support has excellent energy dissipation capacity and ductility, and axial displacement is smaller after surrendering.
Description
Technical field
The invention belongs to architectural energy consumption cushion technique fields, are related to a kind of efficient energy dissipation brace of matrix pattern cross-sectional shear type.
Background technique
Support is the important lateral resistant member in structural system, and stress can be used as two power bars based on axial force.Root
Whether surrendered after being pressurized according to support, common support and buckling restrained brace can be divided into.
Elasticity and elastic-plastic buckling may occur for common support compression, lose bearing capacity rapidly, thus energy dissipation capacity compared with
Difference.Buckling restrained brace is mainly made of internal core material, external constraint component and soap-free emulsion polymeization slip flow regime, and when severe earthquake action supports
Without flexing has excellent energy dissipation capacity and ductility, significantly reduces the seismic Damage of main structure.Buckling restrained brace must
Natural resiliency axial deformation must be overcome to can be only achieved surrender, therefore yield displacement is larger.
A large number of studies show that traditional buckling restrained brace yield displacement is larger, it is arranged in concrete structure or steel-coagulation
When in native mixed structure, it is difficult to surrender and the seismic energy that dissipates occur first before concrete component cracking, when concrete structure
When part has occurred and that serious destruction, buckling restrained brace is often still in elastic stage.
Summary of the invention
It is an object of the invention to overcome the above-mentioned prior art, it is efficient to provide a kind of matrix pattern cross-sectional shear type
Energy dissipation brace, which has excellent energy dissipation capacity and ductility, and axial displacement is smaller after surrender.
In order to achieve the above objectives, the efficient energy dissipation brace of matrix pattern cross-sectional shear type of the present invention include the first steel plate,
Second steel plate, third steel plate and several shearing steel plates, third steel plate is between the first steel plate and the second steel plate, and the first steel
Plate, the second steel plate and third steel plate parallelly distribute on offer several columns the first rectangle perps on the first steel plate, open on the second steel plate
Equipped with several columns the second rectangle perps, several columns third rectangle perps is offered on third steel plate, wherein one piece of shearing steel plate pair
A first rectangle perps, a second rectangle perps and a third rectangle perps are answered, shearing steel plate passes through corresponding first square
Shape perps, corresponding third rectangle perps and corresponding second rectangle perps.
Three column the first rectangle perps are offered on first steel plate, and three column the second rectangle perps are offered on the second steel plate, the
Offer three column third rectangle perps on three steel plates, each first rectangle perps in each the first rectangle of column perps is from top to bottom successively
Equidistantly distributed, each second rectangle perps in each the second rectangle of column perps successively equidistantly distributed from top to bottom, each column third
Each third rectangle perps in rectangle perps successively equidistantly distributed from top to bottom.
The upper end of first steel plate is flushed with the upper end of third steel plate, and the lower end of the first steel plate and the lower end of third steel plate are neat
Flat, the upper end of the second steel plate is located at the lower section of the first steel plate upper end, and the lower end of the second steel plate is located at the lower section of the first steel plate lower end.
The cross section of the cross section of first steel plate, the cross section of the second steel plate and third steel plate is rectangle.
The width of the width of first steel plate, the width of the second steel plate and third steel plate is all the same, and the thickness of third steel plate is big
In the thickness of the first steel plate and the thickness of the second steel plate.
Between shearing steel plate and corresponding first rectangle perps, correspond between the second rectangle perps and correspond to third rectangle perps
Between have gap.
Pass through fillet weld seam, shearing steel plate and third rectangle perps between shearing steel plate and the first steel plate and the second steel plate
Inner wall pass through spot-welded.
The invention has the following advantages:
The efficient energy dissipation brace of matrix pattern cross-sectional shear type of the present invention includes the first steel plate, the second steel plate, third steel
Plate and shearing steel plate, the first steel plate, the second steel plate and third steel plate are as axially loaded component, and shearing steel plate is through the first steel
Plate, the second steel plate and third steel plate, as shear energy dissipation component, thus when xial feed is born in support, by the axial direction of support
Deformation is converted into the shear-deformable of each shearing steel plate, and shearing steel plate occurs shear yielding, is difficult to reach compared to conventional steel brace
It surrenders or reaches axial push-pull surrender and need larger yield displacement, the present invention is by the specification of design shearing steel plate to reach smaller
Yield displacement；And the axle power for supporting both ends can be acted on and be converted into axial steel plate along axial equally distributed shearing steel plate
Even distributed force effect, so that the present invention has certain anti-buckling performance；Once and being compared to the destruction of conventional steel brace steel
Work is exited, the shearing steel plate in the present invention can play the role of maltilevel security defence line.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the sectional view in the direction 1-1 in Fig. 1；
Fig. 3 is the sectional view in the direction 2-2 in Fig. 1；
Fig. 4 is the sectional view in the direction 3-3 in Fig. 1.
Wherein, 1 it is the first steel plate, 2 be the second steel plate, 3 be third steel plate, 4 is shearing steel plate.
Specific embodiment
The invention will be described in further detail with reference to the accompanying drawing:
As shown in Figure 1, Figure 2, shown in Fig. 3 and Fig. 4, the efficient energy dissipation brace of matrix pattern cross-sectional shear type of the present invention includes the
One steel plate 1, the second steel plate 2, third steel plate 3 and several shearing steel plates 4, third steel plate 3 are located at the first steel plate 1 and the second steel plate 2
Between, and 3 parallelly distribute on of the first steel plate 1, the second steel plate 2 and third steel plate offers the first rectangle of several columns on the first steel plate 1
Perps offers several columns the second rectangle perps on the second steel plate 2, several columns third rectangle perps is offered on third steel plate 3,
Wherein, the corresponding first rectangle perps of one piece of shearing steel plate 4, a second rectangle perps and a third rectangle perps, cut
It cuts steel plate 4 and passes through corresponding first rectangle perps, corresponding third rectangle perps and corresponding second rectangle perps.
Three column the first rectangle perps are offered on first steel plate 1, and three column the second rectangle perps are offered on the second steel plate 2,
Three column third rectangle perps are offered on third steel plate 3, each first rectangle perps in each the first rectangle of column perps is from top to bottom
Successively equidistantly distributed, each second rectangle perps in each the second rectangle of column perps successively equidistantly distributed from top to bottom are each to arrange
Each third rectangle perps in third rectangle perps successively equidistantly distributed from top to bottom.
The upper end of first steel plate 1 is flushed with the upper end of third steel plate 3, the lower end of the first steel plate 1 and the lower end of third steel plate 3
It flushes, the upper end of the second steel plate 2 is located at the lower section of 1 upper end of the first steel plate, and the lower end of the second steel plate 2 is located at 1 lower end of the first steel plate
Lower section.
The cross section of the cross section of first steel plate 1, the cross section of the second steel plate 2 and third steel plate 3 is rectangle；First steel
The width of the width of plate 1, the width of the second steel plate 2 and third steel plate 3 is all the same, and the thickness of third steel plate 3 is greater than the first steel plate 1
Thickness and the second steel plate 2 thickness.
Between shearing steel plate 4 and corresponding first rectangle perps, corresponds between the second rectangle perps and correspond to third rectangle and erect
There is gap between seam；By fillet weld seam between shearing steel plate 4 and the first steel plate 1 and the second steel plate 2, shearing steel plate 4 with
The inner wall of third rectangle perps passes through spot-welded.
The material of first steel plate 1, the second steel plate 2 and third steel plate 3 is Q235 or Q345 steel, and shearing steel plate 4 is using low
Yield point steel, such as LP100 or LY160 steel.
Specific construction process of the invention are as follows:
1) first processing and fabricating the first steel plate 1, the second steel plate 2, third steel plate 3 and shearing steel plate 4；2) by the first steel plate 1,
3 parallel equidistant of two steel plates 2 and third steel plate, width direction are concordantly placed, and third steel plate 3 is placed on the first steel plate 1 and the second steel
Between plate 2, and make corresponding first rectangle perps, the second rectangle perps and the alignment of third rectangle perps, 3) pass through each shearing
Steel plate 4, and the outer surface of both ends slightly longer first steel plate 1 and the second steel plate 2 out of shearing steel plate 4；4) by shearing steel plate 4 respectively with
First steel plate 1 and the second steel plate 2 are mutually welded by fillet weld, and with spot welding is carried out at third rectangle perps upper and lower ends.
Shear yielding principle of the invention are as follows: each shearing steel plate 4 uses low-yield steel, is shear energy dissipation component；H is
The overall length of shearing steel plate 4, l2For the width of shearing steel plate 4, length-width ratio=2~3 of shearing steel plate 4 are kept, when axis is born in support
When to load, the shear-deformable of shearing steel plate 4, shear steel are converted by the axial deformation of support by a series of shearing steel plates 4
Shear yielding occurs for plate 4, so that being supported under lesser axial deformation can energy-dissipating and shock-absorbing.
The present invention is in load initial stage, each component axial deformation and shear-deformable unobvious, with Cyclic Loading
Increase, shearing steel plate 4 occurs significant shear-deformable, and support will appear biggish axial deformation, wherein only shearing steel plate 4 is sent out
Raw surrender is until destroying, and work is exited in support at this time.
Claims (7)
1. a kind of efficient energy dissipation brace of matrix pattern cross-sectional shear type, which is characterized in that including the first steel plate (1), the second steel plate
(2), third steel plate (3) and several shearing steel plates (4), third steel plate (3) between the first steel plate (1) and the second steel plate (2),
And first steel plate (1), the second steel plate (2) and third steel plate (3) parallelly distribute on, the first steel plate offer several columns first on (1)
Rectangle perps offers several columns the second rectangle perps on the second steel plate (2), and third steel plate offers several columns third on (3)
Rectangle perps, wherein the corresponding first rectangle perps of one piece of shearing steel plate (4), a second rectangle perps and a third
Rectangle perps, shearing steel plate (4) pass through corresponding first rectangle perps, corresponding third rectangle perps and corresponding second rectangle perps.
2. the efficient energy dissipation brace of matrix pattern cross-sectional shear type according to claim 1, which is characterized in that the first steel plate (1)
On offer three column the first rectangle perps, three column the second rectangle perps are offered on the second steel plate (2), third steel plate is opened on (3)
Equipped with three column third rectangle perps, each first rectangle perps in each the first rectangle of column perps successively equidistantly divides from top to bottom
Cloth, each second rectangle perps in each the second rectangle of column perps successively equidistantly distributed from top to bottom, each column third rectangle perps
In each third rectangle perps successively equidistantly distributed from top to bottom.
3. the efficient energy dissipation brace of matrix pattern cross-sectional shear type according to claim 1, which is characterized in that the first steel plate (1)
Upper end flushed with the upper end of third steel plate (3), the lower end of the first steel plate (1) is flushed with the lower end of third steel plate (3), the second steel
The upper end of plate (2) is located at the lower section of the first steel plate (1) upper end, and the lower end of the second steel plate (2) is located under the first steel plate (1) lower end
Side.
4. the efficient energy dissipation brace of matrix pattern cross-sectional shear type according to claim 1, which is characterized in that the first steel plate (1)
Cross section, the cross section of the second steel plate (2) and the cross section of third steel plate (3) be rectangle.
5. the efficient energy dissipation brace of matrix pattern cross-sectional shear type according to claim 1, which is characterized in that the first steel plate (1)
Width, the second steel plate (2) width and third steel plate (3) width it is all the same, the thickness of third steel plate (3) is greater than the first steel
The thickness of plate (1) and the thickness of the second steel plate (2).
6. the efficient energy dissipation brace of matrix pattern cross-sectional shear type according to claim 1, which is characterized in that shearing steel plate (4)
There is gap between corresponding first rectangle perps, between corresponding second rectangle perps and between corresponding third rectangle perps.
7. the efficient energy dissipation brace of matrix pattern cross-sectional shear type according to claim 6, which is characterized in that shearing steel plate (4)
Pass through fillet weld seam, the inner wall of shearing steel plate (4) and third rectangle perps between the first steel plate (1) and the second steel plate (2)
Pass through spot-welded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811143061.8A CN109235685A (en) | 2018-09-28 | 2018-09-28 | The efficient energy dissipation brace of matrix pattern cross-sectional shear type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811143061.8A CN109235685A (en) | 2018-09-28 | 2018-09-28 | The efficient energy dissipation brace of matrix pattern cross-sectional shear type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109235685A true CN109235685A (en) | 2019-01-18 |
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ID=65053994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811143061.8A Pending CN109235685A (en) | 2018-09-28 | 2018-09-28 | The efficient energy dissipation brace of matrix pattern cross-sectional shear type |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010049803A (en) * | 1999-07-19 | 2001-06-15 | 다다히코 후지시로 | The connecting apparatus for sub-supporting-device with main supporting device |
| CN101974951A (en) * | 2010-11-24 | 2011-02-16 | 南京工业大学 | Wall type soft steel bending energy dissipation damper |
| CN201952931U (en) * | 2010-11-19 | 2011-08-31 | 北京工业大学 | Restriction type anti-flexure support of parallel energy-consuming soft steel plate |
| CN102587533A (en) * | 2012-03-22 | 2012-07-18 | 北京工业大学 | Buckling restrained brace with parallel mild steel plate energy dissipation devices at two ends and method for manufacturing buckling restrained brace |
| CN102912882A (en) * | 2012-11-06 | 2013-02-06 | 沈阳建筑大学 | Chinese character Tian-shaped anti-buckling energy dissipation support |
| CN203174766U (en) * | 2013-06-06 | 2013-09-04 | 宋雪艳 | Chessboard-shaped steel structure support frame |
| CN108360904A (en) * | 2018-05-09 | 2018-08-03 | 李亮 | A kind of triangular-section shearing-type energy-consumption support |
| KR20180102416A (en) * | 2017-03-07 | 2018-09-17 | 박상태 | Slim Type Steel Damper and Earthquake-proof Method using thereof |
-
2018
- 2018-09-28 CN CN201811143061.8A patent/CN109235685A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010049803A (en) * | 1999-07-19 | 2001-06-15 | 다다히코 후지시로 | The connecting apparatus for sub-supporting-device with main supporting device |
| CN201952931U (en) * | 2010-11-19 | 2011-08-31 | 北京工业大学 | Restriction type anti-flexure support of parallel energy-consuming soft steel plate |
| CN101974951A (en) * | 2010-11-24 | 2011-02-16 | 南京工业大学 | Wall type soft steel bending energy dissipation damper |
| CN102587533A (en) * | 2012-03-22 | 2012-07-18 | 北京工业大学 | Buckling restrained brace with parallel mild steel plate energy dissipation devices at two ends and method for manufacturing buckling restrained brace |
| CN102912882A (en) * | 2012-11-06 | 2013-02-06 | 沈阳建筑大学 | Chinese character Tian-shaped anti-buckling energy dissipation support |
| CN203174766U (en) * | 2013-06-06 | 2013-09-04 | 宋雪艳 | Chessboard-shaped steel structure support frame |
| KR20180102416A (en) * | 2017-03-07 | 2018-09-17 | 박상태 | Slim Type Steel Damper and Earthquake-proof Method using thereof |
| CN108360904A (en) * | 2018-05-09 | 2018-08-03 | 李亮 | A kind of triangular-section shearing-type energy-consumption support |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20190118 |