CN109853773A - Multistage-compound anti-buckling support of multistage energy consumption and installation method - Google Patents
Multistage-compound anti-buckling support of multistage energy consumption and installation method Download PDFInfo
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Abstract
Multistage-compound anti-buckling support of multistage energy consumption and installation method, including the compound energy consumption constraint body of rod 1 and hinged-support 2, wherein the compound energy consumption constraint body of rod 1 is the member structure of section rectangle, and hinged-support 2 is articulated with the both ends of the compound constraint body of rod 1 that consumes energy.Hinged-support 2 includes bottom plate and otic placode two parts, and bottom plate surrounding has mounting hole, can reserve anchor bolt hole with styletable by high-strength bolt and be bolted；Hole is provided in the middle part of otic placode, hole diameter is connect with compound energy consumption constraint 1 both ends of body of rod shearing, 4 lever arm of load bar by high-strength pin.The compound energy consumption constraint body of rod 1 includes: shear constraint steel bushing 3, shearing load bar 4, foam metal Wasted-energy steel plate 5, memory alloy spring 6, arc pressing steel plate 7, memorial alloy ball 8, sealing rubber ring 9, sleeve seal cover board 10.Can be widely applied to the technical fields such as building structure, bridge, non-structural element, have the characteristics that environmental protection, energy consumption uniformly, can consume energy the multistage, automatic recovery ability it is strong.
Description
Technical field
The present invention relates to damping devices, and in particular to multistage-compound anti-buckling support of multistage energy consumption and installation method,
Belong to damping device technology field.
Background technique
In the provincial capital in 34 administrative areas in China, there is hair shake active fault and have generation close at least 21 cities
The potential danger of field strength earthquake；National more than 2000 or more the cities and towns moment face disastrous earthquake and threaten.Rapid economic development
The serious earthquake disaster that demand and the vast city in China to safety are faced, which threatens, produces distinct contradiction, especially recently
The Wenchuan earthquake of China's violent earthquake several times, Yushu earthquake, Ludian earthquake are even more to cause huge casualties and property loss to make
This contradiction more intensifies.
Anti-buckling support (also known as buckling restrained brace, inhibition buckling support, buckling restrained braces etc.) is the axis by steel
The element of energy is consumed to tension and compression.It is made of anti-buckling support inner core and constraint component, the effect of constraint component is in preventing
Complete buckling occurs when being pressurized and constrains its local buckling for core, and inner core is made to be attained by total cross-section under pulling force and pressure effect
Abundant surrender.Anti-buckling support is mainly installed on structural vibration and is displaced larger position, reaches reduction displacement structure by energy consumption
Effect, it is anti-buckling support because of its excellent energy consumption ability, obtain it in the frame structure of high seismic intensity area extensively
General use.
Foam metal has certain intensity, ductility and additive property, can make lightweight structural material.Material almost can be in perseverance
Very big compression strain is born under fixed stress, therefore a large amount of energy is absorbed without and causes to generate high stress.
Memorial alloy can be deformed under external force, be removed when external force, in a certain temperature conditions, can be restored
Shape originally is called " memorial alloy " since it has the function of million times or more recoveries.In addition, memorial alloy is also
Has the advantages that nonmagnetic, wear-and corrosion-resistant, avirulent, application is very extensive, is good vibration-absorptive material.
Most widely used in engineering at present is to be stretched extruding soft steel core with Concrete Filled and reached tunneling boring surrender energy consumption
For the anti-buckling support of tradition of representative, relies primarily on stretching or compress internal soft steel core absorption seismic energy, can not accomplish more
The energy consumption of grade-multistage, does not have the ability for restoring deformation, can not repair, belong to disposable, do not meet environmentally protective hold
Continuous Green Architectural Development theory；And the anti-buckling supporting damping of traditional mild steel class is unadjustable, support self weight is larger, easily to building
Structure generates extra load, is unfavorable for same building and is widely used.Easily cause environment dirty to solve previous anti-buckling support
Contaminate, be self-possessed larger, energy consumption is in the form of a single, can not multistage energy consumption issues, the present invention provides a kind of multistage-multistage energy consumption is compound
The anti-buckling support of type.
Summary of the invention
The present invention in order to overcome the above-mentioned deficiencies of the prior art, it is compound anti-buckling to provide a kind of multistage-multistage energy consumption
Support, can be widely applied to the technical fields such as building structure, bridge, non-structural element, with environmentally friendly, energy consumption is uniform, can
The strong feature of multistage energy consumption, automatic recovery ability.
The present invention is that technical solution used by solving its technical problem is: a kind of multistage-multistage energy consumption is compound anti-
Buckling support, including the compound energy consumption constraint body of rod 1 and hinged-support 2, wherein the compound energy consumption constraint body of rod 1 is the bar of section rectangle
Part structure, hinged-support 2 are articulated with the both ends of the compound energy consumption constraint body of rod 1；The hinged-support 2 includes bottom plate and otic placode；The bottom
Plate surrounding has mounting hole, reserves anchor bolt hole with styletable by high-strength bolt and is bolted；Hole is provided in the middle part of the otic placode
Mouthful, hole diameter is connect with 4 lever arm of shearing load bar at compound energy consumption constraint 1 both ends of the body of rod by high-strength pin；It is described compound
The energy consumption constraint body of rod 1 includes: shear constraint steel bushing 3, sealing rubber ring 9 and sleeve seal cover board 10；The shear constraint steel bushing
Cylinder 3 is cuboid steel bushing, and rectangular duct can dispose shearing load bar 4, foam metal Wasted-energy steel plate 5, memory alloy spring in cylinder
6, arc pressing steel plate 7, memorial alloy ball 8；Two card slots are respectively set in 3 both ends barrel inside groove of shear constraint steel bushing, pass through
The fixed plate of card slot grafting memory alloy spring 6；3 both ends barrel of shear constraint steel bushing is equipped with rectangular recess, cuts for disposing
Cut 4 lever arm of load bar；Rectangular recess and shearing 4 lever arm gap section of load bar wind sealing rubber ring 9；Shear constraint steel bushing 3
Conduit is respectively equipped with half rectangular recess up and down in cylinder, and half rectangular recess and shearing load bar 4 are sheared in shear constraint steel bushing 3
Half rectangular recess of bar is spliced to form rectangular recess, grafting foam metal Wasted-energy steel plate 5；Half rectangle is recessed in shear constraint steel bushing 3
Groove depth is identical as metal Wasted-energy steel plate 5 and shearing 4 shear rod height of load bar；3 surrounding of shear constraint steel bushing is arranged bolt and pacifies
Hole 11 is filled, sleeve seal cover board 10 is the cuboid steel plate that surrounding is furnished with bolt mounting holes 11；Sleeve seal cover board 10 and shearing
Constraint steel bushing 3 is bolted by bolt mounting holes 11.
Compared with prior art, the present invention has the following advantages and effects:
1, the present invention has multistage energy consumption effect, when coming earthquake, can pass through shearing foam metal Wasted-energy steel plate and squeeze memory
Alloy spring carries out the first level segment energy consumption；When relative storey displacement is excessive, arc pressing steel plate squeezes memorial alloy ball row second-order
Section energy consumption；When relative storey displacement is very big, tunneling boring surrender progress phase III energy consumption can be reached by breaking arc pressing steel plate.
2, self- recoverage of the present invention works well, and using memorial alloy ball, memory alloy spring, arc pressing steel plate, is
Recoverable deformation material；Anti-buckling support absorb energy after, recoverable deformation, relative to tradition it is anti-buckling support be provided with compared with
Strong durability.
3, present invention energy consumption main material is respectively memory alloy spring, memorial alloy ball, foam metal Wasted-energy steel plate, such energy consumption
Material is light material, relative to the mitigation dead load of the anti-buckling support of tradition effectively.
4, durability of the present invention is stronger, and foam metal Wasted-energy steel plate can bear very big shearing under constant stress and answer
Become, therefore a large amount of energy is absorbed without and causes to generate high stress, and less to supporting member internal damage.In geological process
Afterwards, openable sleeve cover board replaces internal exergy dissipation foam metal Wasted-energy steel plate, compared to the anti-buckling support damaged deformation larger one of tradition
The problem of secondary property uses, the present invention meets environmentally protective sustainable building structure idea of development.
5, present invention damping can be reconciled, and unadjustable problem be damped compared to traditional support, the present invention can be according to reality
Structural strengthening position damping requirements, increase or decrease the quantity of foam metal Wasted-energy steel plate and memorial alloy ball, adjust branch to reach
Support the effect of damping.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the compound anti-buckling supporting plane schematic diagram that consumes energy multistage-multistage；
Fig. 2 is the compound anti-buckling support sectional view that consumes energy multistage-multistage；
Fig. 3 is the compound anti-buckling support section partial schematic diagram that consumes energy multistage-multistage；
Fig. 4 is shear constraint steel bushing structural plan schematic diagram；
Fig. 5 is shear constraint steel bushing plane partial schematic diagram；
Fig. 6 is shearing load bar structure partial schematic diagram；
Fig. 7 is shearing load bar structure partial schematic diagram；
Fig. 8 is foam metal Wasted-energy steel plate structural schematic diagram；
Fig. 9 is memory alloy spring structural plan schematic diagram；
Figure 10 is arc pressing steel plate structural schematic diagram；
Figure 11 is memorial alloy spherical structure floor map；
Figure 12 is sleeve seal covering plate structure floor map；
Figure 13 is that multistage-compound anti-buckling support of multistage energy consumption actually uses schematic diagram.
Description of symbols: 1, compound energy consumption constrains the body of rod, 2, hinged-support, 3, shear constraint steel bushing, 4, shearing load
Bar, 5, foam metal Wasted-energy steel plate, 6, memory alloy spring, 7, arc pressing steel plate, 8, memorial alloy ball, 9, sealing rubber ring, 10,
Sleeve seal cover board, 11, bolt mounting holes.
Specific embodiment
Disclosed exemplary embodiment that the present invention will be described in more detail below with reference to accompanying drawings, these embodiments be in order to
The present invention is enough thoroughly understood, and range disclosed by the invention can be fully disclosed to those skilled in the art.
Although showing exemplary embodiment disclosed by the invention in attached drawing, it being understood, however, that the present invention without that should be illustrated here
Embodiment limited.
In the description of the present invention, it is to be understood that, term " longitudinal direction ", " transverse direction ", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown is merely for convenience of the description present invention, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
In addition, term " first ", " second ", " third " etc. are used for description purposes only, it is not understood to indicate or imply
Relative importance.Meanwhile in the description of the present invention unless specifically defined or limited otherwise, term " connected ", " connection " are answered
It is interpreted broadly, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, it can also be indirectly connected through an intermediary.For the general of this field
For logical technical staff, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
A kind of multistage-multistage compound anti-buckling support of energy consumption, as shown in figures 1-13, comprising: compound energy consumption constraining rod
Body 1 and the hinged-support 2 for being articulated with compound energy consumption constraint 1 both ends of the body of rod；Wherein, the compound energy consumption constraint body of rod 1 is section rectangle
Member structure.
Hinged-support 2 includes bottom plate and otic placode two parts, and bottom plate surrounding has mounting hole, can be pre- with styletable by high-strength bolt
Anchor bolt hole is stayed to be bolted；Hole is provided in the middle part of otic placode, hole diameter and compound energy consumption constraint 1 both ends of body of rod shearing load
4 lever arm of bar is connected by high-strength pin；2 material of hinged-support is hard steel.
The compound energy consumption constraint body of rod 1 includes: shear constraint steel bushing 3, shearing load bar 4, foam metal Wasted-energy steel plate 5, note
Recall alloy spring 6, arc pressing steel plate 7, memorial alloy ball 8, sealing rubber ring 9, sleeve seal cover board 10.
Shear constraint steel bushing 3 is cuboid steel bushing, and rectangular duct can dispose shearing load bar 4, foam metal in cylinder
Wasted-energy steel plate 5, memory alloy spring 6, arc pressing steel plate 7, memorial alloy ball 8；3 both ends barrel inside groove of shear constraint steel bushing point
Not She Zhi two card slots, 6 fixed plate of card slot grafting memory alloy spring can be passed through；3 both ends barrel of shear constraint steel bushing is equipped with
Rectangular recess, for disposing shearing 4 lever arm of load bar, groove section size is greater than shearing 4 lever arm size 2mm of load bar, rectangle
Groove and shearing 4 lever arm gap section of load bar wind sealing rubber ring 9；3 interior conduits of shear constraint steel bushing are set respectively up and down
There is half rectangular recess, half rectangular recess and shearing 4 shear rod of load bar, half rectangular recess splice shape in shear constraint steel bushing 3
Rectangular groove, grafting foam metal Wasted-energy steel plate 5；Half rectangular recess depth and metal Wasted-energy steel plate 5 in shear constraint steel bushing 3
And shearing 4 shear rod of load bar height is identical；Bolt mounting holes 11 are arranged in 3 surrounding of shear constraint steel bushing, can be pacified by bolt
Dress hole 11 is bolted with sleeve seal cover board 10；3 material of shear constraint steel bushing is hard steel.
Shearing load bar 4 includes lever arm, load plate, shear rod, and shearing 4 lever arm section of load bar is rectangle, and size is less than
3 both ends barrel rectangular recess sectional dimension 2mm of shear constraint steel bushing；Lever arm end providing holes hole, can by high-strength pin with
Hinged-support 2 is hinged；It shears 4 load plate of load bar and card slot is arranged in lever arm joint face, it is fixed for grafting memory alloy spring 6
Plate；It shears 4 shear rod sectional dimension of load bar and is less than constraint 3 rectangular duct sectional dimension 2mm of steel bushing；Shearing load bar 4 is cut
Chipping top and bottom are respectively provided with half rectangular recess, shear half in 4 shear rod of load bar, half rectangular recess and shear constraint steel bushing 3
Rectangular recess is spliced to form rectangular recess, grafting foam metal Wasted-energy steel plate 5；It shears load bar 4 and shears boom end on two
Under the L-type card slot that is arranged symmetrically, be used for grafting arc pressing steel plate 7；Shear 4 shear rod of load bar and foam metal Wasted-energy steel plate 5
It is highly identical；Shearing 4 material of load bar is hard steel.
Foam metal Wasted-energy steel plate 5 is cuboid metal plate, and 5 surface of foam metal Wasted-energy steel plate and inside contain hole, material
For aluminium alloy；Foam metal Wasted-energy steel plate 5 is pluggable in shearing 4 shear rod of load bar, half rectangular recess and shear constraint steel bushing 3
Half rectangular recess is spliced to form in rectangular recess in cylinder, the small rectangular recess sectional dimension of 5 sectional dimension of foam metal Wasted-energy steel plate
1mm is facilitated insertion into；5 height of foam metal Wasted-energy steel plate and shearing 4 half rectangular recess of load bar and 3 half square of shear constraint steel bushing
Connected in star depth is identical.
Memory alloy spring 6 is intermediate with memorial alloy conveyor screw, and both ends have the assembly of fixed plate；Fixed plate is wide
Degree and shearing 4 load plate card slot of load bar are of same size, fixed board width and 3 both ends barrel card slot width of shear constraint steel bushing
It is identical, it is convenient for grafting；Memorial alloy conveyor screw material is TiNi base marmem, and fixed plate material is hard steel, and memory is closed
It is welded by the way of accumulation of energy spot welding between golden conveyor screw and fixed plate.
Arc pressing steel plate 7 is the curved plate that both ends have the bending of L shape, and 7 height of arc pressing steel plate is loaded with shearing
Bar 4 shear rod height is identical；7 both ends L shape bending part steel plate thickness of arc pressing steel plate is less than shearing 4 shear rod L of load bar
Connected in star width 1mm, facilitates insertion into, and 7 material of arc pressing steel plate is mild steel.
Memorial alloy ball 8 is the sphere of diameter 5mm, and material is TiNi base marmem；Arc pressing steel plate 7 with cut
It cuts 4 end of load bar and shear constraint sleeve 3 forms closed area filling memorial alloy ball 8.
3 both ends barrel rectangular recess of shear constraint steel bushing and shearing 4 lever arm gap section of load bar wind sealing rubber ring
9,9 material of sealing rubber ring is teflon material.
Sleeve seal cover board 10 is the cuboid steel plate that surrounding is furnished with bolt mounting holes 11, and 10 material of sleeve seal cover board is
Hard steel is bolted with shear constraint steel bushing 3 by bolt mounting holes 11.
In conjunction with drawing, multistage-multistage consumes energy the installation method of compound anti-buckling support, as follows:
Step a, two shearing load bars 4 being arranged symmetrically are placed in 3 conduit of shear constraint sleeve, and shearing load bar 4 is sheared
Half rectangular recess of bar with shear constraint steel bushing 3 in half rectangular recess formed rectangular recess in be inserted into foam metal Wasted-energy steel plate
5, foam metal Wasted-energy steel plate 5 is inserted into quantity can be depending on Practical Project demand；Shear 4 load plate of load bar and shear constraint set
The region that 3 both ends barrels of cylinder are formed memory alloy spring 6 is installed by card slot.
The arc pressing steel plate 7 of two pieces of arrangements symmetrical above and below is sheared boom end L shape card by shearing load bar 4 by step b
Slot insertion, arc pressing steel plate 7 and shearing 4 end of load bar and shear constraint sleeve 3 form closed area and fill memorial alloy
Ball 8, packed height are identical as groove height in shear constraint sleeve 3.
Step c, 3 both ends barrel rectangular recess of shear constraint steel bushing and the winding of shearing 4 lever arm gap section of load bar are close
Sealing rubber ring 9, lid big envelope cylinder seal cover board 10, sleeve seal cover board 10 and shear constraint steel bushing 3 pass through 11 spiral shell of bolt mounting holes
It tethers and connects, the compound energy consumption constraint body of rod 1 is installed.
Step d, shearing 4 lever arm of connecting rod and hinged-support 2 are hinged, are installed on overall structure with larger by hinged-support 2
The position of deformation space.
Although the various embodiments described above are described, once a person skilled in the art knows basic wounds
The property made concept, then additional changes and modifications can be made to these embodiments, so the above description is only an embodiment of the present invention,
It is not intended to limit scope of patent protection of the invention, it is all to utilize equivalent structure made by description of the invention and accompanying drawing content
Or equivalent process transformation, being applied directly or indirectly in other relevant technical fields, similarly includes in patent of the invention
Within protection scope.
Claims (7)
- The compound anti-buckling support 1. a kind of multistage-multistage consumes energy, which is characterized in that constrain the body of rod (1) including compound energy consumption With hinged-support (2), wherein the compound energy consumption constraint body of rod (1) is the member structure of section rectangle, and hinged-support (2) is articulated with compound The both ends of the energy consumption constraint body of rod (1)；The hinged-support (2) includes bottom plate and otic placode；The bottom plate surrounding has mounting hole, reserved by high-strength bolt and styletable Anchor bolt hole is bolted；Hole is provided in the middle part of the otic placode, hole diameter is cut with the compound energy consumption constraint body of rod (1) both ends Load bar (4) lever arm is cut to connect by high-strength pin；The compound energy consumption constraint body of rod (1) includes: shear constraint steel bushing (3), sealing rubber ring (9) and sleeve seal cover board (10)；The shear constraint steel bushing (3) is cuboid steel bushing, and rectangular duct can dispose shearing load bar (4), foam in cylinder Metal Wasted-energy steel plate (5), memory alloy spring (6), arc pressing steel plate (7), memorial alloy ball (8)；Two card slots are respectively set in shear constraint steel bushing (3) both ends barrel inside groove, pass through card slot grafting memory alloy spring (6) Fixed plate；Shear constraint steel bushing (3) both ends barrel is equipped with rectangular recess, for disposing shearing load bar (4) lever arm；Rectangle Groove and shearing load bar (4) lever arm gap section winding sealing rubber ring (9)；In shear constraint steel bushing (3) cylinder above and below conduit It is respectively equipped with half rectangular recess, half rectangular recess and shearing half rectangle of load bar (4) shear rod in shear constraint steel bushing (3) cylinder Groove is spliced to form rectangular recess, grafting foam metal Wasted-energy steel plate (5)；Half rectangular recess is deep in shear constraint steel bushing (3) cylinder Degree is identical as metal Wasted-energy steel plate (5) and shearing load bar (4) shear rod height；Bolt is arranged in shear constraint steel bushing (3) surrounding Mounting hole (11), sleeve seal cover board (10) are the cuboid steel plate that surrounding is furnished with bolt mounting holes (11)；Sleeve seal cover board (10) it is bolted with shear constraint steel bushing (3) by bolt mounting holes (11).
- The compound anti-buckling support 2. multistage according to claim 1-multistage consumes energy, it is characterised in that: the shearing Load bar (4) includes lever arm, load plate, shear rod；The section for shearing load bar (4) lever arm is rectangle, and size is cut less than shear constraint steel bushing (3) both ends barrel rectangular recess Face size 2mm；Lever arm end providing holes hole, it is hinged by high-strength pin and hinged-support (2)；Shear load bar (4) load plate with Card slot, grafting memory alloy spring (6) fixed plate is arranged in lever arm joint face；Shearing load bar (4) shear rod sectional dimension is less than Constrain steel bushing (3) rectangular duct sectional dimension 2mm；Shearing load bar (4) shear rod top and bottom are respectively provided with half rectangular recess, cut It cuts half rectangular recess in half rectangular recess of load bar (4) shear rod and shear constraint steel bushing (3) cylinder and is spliced to form rectangular recess, Grafting foam metal Wasted-energy steel plate (5)；The L-type card slot that load bar (4) shearing boom end has two arrangements symmetrical above and below is sheared, is inserted Connect arc pressing steel plate (7)；It is identical as foam metal Wasted-energy steel plate (5) height to shear load bar (4) shear rod.
- The compound anti-buckling support 3. multistage according to claim 1-multistage consumes energy, it is characterised in that: the foam Metal Wasted-energy steel plate (5) is cuboid metal plate, and foam metal Wasted-energy steel plate (5) surface and inside contain hole；Foam metal energy consumption Plate (5) is plugged in half rectangular recess in shearing half rectangular recess of load bar (4) shear rod and shear constraint steel bushing (3) cylinder and splices In the rectangular recess of formation, the small rectangular recess sectional dimension 1mm of foam metal Wasted-energy steel plate (5) sectional dimension；Foam metal energy consumption Plate (5) is highly identical as shearing (4) half rectangular recess of load bar and (3) half rectangular recess depth of shear constraint steel bushing.
- The compound anti-buckling support 4. multistage according to claim 1-multistage consumes energy, it is characterised in that: the memory Alloy spring (6) is intermediate with memorial alloy conveyor screw, and both ends have the assembly of fixed plate；Fixed board width and shearing add It is of same size to carry bar (4) load plate card slot, fixed board width and shear constraint steel bushing (3) both ends barrel card slot are of same size.
- The compound anti-buckling support 5. multistage according to claim 1-multistage consumes energy, it is characterised in that: the arc Pressing steel plate (7) is the curved plate that both ends have the bending of L shape, and arc pressing steel plate (7) is highly sheared with shearing load bar (4) Bar height is identical；It is recessed that arc pressing steel plate (7) both ends L shape bending part steel plate thickness is less than shearing load bar (4) shear rod L shape Groove width 1mm.
- The compound anti-buckling support 6. multistage according to claim 1-multistage consumes energy, it is characterised in that: the memory Alloying pellet (8) is sphere；Arc pressing steel plate (7) and shearing load bar (4) end and shear constraint sleeve 3 form closed area It fills memorial alloy ball (8).
- The installation method of compound anti-buckling support 7. multistage-multistage consumes energy, which comprises the following steps:Step a, two shearing load bars (4) being arranged symmetrically are placed in 3 conduit of shear constraint sleeve, are sheared load bar (4) Foam metal is inserted into the rectangular recess that half rectangular recess is formed in half rectangular recess of shear rod and shear constraint steel bushing (3) cylinder Wasted-energy steel plate (5), foam metal Wasted-energy steel plate (5) is inserted into quantity can be depending on Practical Project demand；Shear load bar (4) load plate The region formed with 3 both ends barrel of shear constraint sleeve memory alloy spring (6) are installed by card slot；The arc pressing steel plate (7) of two pieces of arrangements symmetrical above and below is sheared boom end L shape card by shearing load bar (4) by step b Slot insertion, arc pressing steel plate (7) and shearing load bar (4) end and shear constraint sleeve 3 form closed area filling and remember Alloying pellet (8), packed height are identical as groove height in shear constraint sleeve 3；Step c, shear constraint steel bushing (3) both ends barrel rectangular recess and the winding of shearing load bar (4) lever arm gap section are close Sealing rubber ring (9), lid big envelope cylinder seal cover board (10), sleeve seal cover board (10) and shear constraint steel bushing (3) are pacified by bolt Dress hole (11) is bolted, and the compound energy consumption constraint body of rod (1) is installed；Step d, shearing 4 lever arm of connecting rod and hinged-support (2) hingedly, by hinged-support (2) are installed on overall structure with larger The position of deformation space.
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| CN201910291529.6A CN109853773B (en) | 2019-04-12 | 2019-04-12 | Multi-stage and multi-stage energy-consumption composite buckling-restrained brace and mounting method |
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| CN201910291529.6A CN109853773B (en) | 2019-04-12 | 2019-04-12 | Multi-stage and multi-stage energy-consumption composite buckling-restrained brace and mounting method |
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| CN109853773B CN109853773B (en) | 2020-06-19 |
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| CN110700433A (en) * | 2019-10-12 | 2020-01-17 | 北京工业大学 | Super-elastic multi-level friction limiting energy dissipater for controlling residual displacement of structural node |
| CN110924554A (en) * | 2019-12-11 | 2020-03-27 | 北京工业大学 | Corner-bracing composite metal energy dissipater capable of multi-surface and multi-stage yielding |
| CN112392163A (en) * | 2020-11-20 | 2021-02-23 | 广州大学 | Multistage self-recovery type energy dissipation support and energy dissipation method thereof |
| CN113338469A (en) * | 2021-08-06 | 2021-09-03 | 湖南大学 | Assembled composite graded energy dissipation buckling restrained brace component |
| CN113529997A (en) * | 2021-07-21 | 2021-10-22 | 扬州大学 | Multistage energy consumption connecting piece |
| CN114606854A (en) * | 2021-12-17 | 2022-06-10 | 中铁二院工程集团有限责任公司 | Bridge high pier buckling-restrained brace |
| CN114622481A (en) * | 2022-03-31 | 2022-06-14 | 中冶集团武汉勘察研究院有限公司 | Double-column type self-resetting pier structure with buckling-restrained brace and construction method thereof |
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| CN110700433A (en) * | 2019-10-12 | 2020-01-17 | 北京工业大学 | Super-elastic multi-level friction limiting energy dissipater for controlling residual displacement of structural node |
| CN110700433B (en) * | 2019-10-12 | 2021-04-16 | 北京工业大学 | Super-elastic multi-level friction limiting energy dissipater for controlling residual displacement of structural node |
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| CN113529997A (en) * | 2021-07-21 | 2021-10-22 | 扬州大学 | Multistage energy consumption connecting piece |
| CN113338469A (en) * | 2021-08-06 | 2021-09-03 | 湖南大学 | Assembled composite graded energy dissipation buckling restrained brace component |
| CN113338469B (en) * | 2021-08-06 | 2022-02-18 | 湖南大学 | Assembled composite graded energy dissipation buckling restrained brace component |
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| CN114990995A (en) * | 2022-07-22 | 2022-09-02 | 中南大学 | Scalable extrusion deformation subtracts isolation device with bridge assembled of consuming energy by stage |
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