CN109281418A - A kind of compound multistage re-centring damper - Google Patents
A kind of compound multistage re-centring damper Download PDFInfo
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- CN109281418A CN109281418A CN201811351928.9A CN201811351928A CN109281418A CN 109281418 A CN109281418 A CN 109281418A CN 201811351928 A CN201811351928 A CN 201811351928A CN 109281418 A CN109281418 A CN 109281418A
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- 150000001875 compounds Chemical class 0.000 title claims abstract description 19
- 210000000080 chela (arthropods) Anatomy 0.000 claims abstract description 110
- 239000000956 alloy Substances 0.000 claims abstract description 16
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 16
- 238000004804 winding Methods 0.000 claims description 8
- 238000005452 bending Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- 238000005422 blasting Methods 0.000 claims description 3
- 238000005488 sandblasting Methods 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 230000021715 photosynthesis, light harvesting Effects 0.000 abstract description 4
- 230000035939 shock Effects 0.000 abstract description 2
- 230000003139 buffering effect Effects 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 238000013016 damping Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 4
- 230000006378 damage Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
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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
-
- 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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- Business, Economics & Management (AREA)
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- Environmental & Geological Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The present invention relates to a kind of compound multistage re-centring dampers, belong to shock-resistant and energy-dissipating field.It mainly includes swing arm pincers, interlocking lever, hydraulic cylinder, lead core rubber support, SMA alloy silk, friction plate, limit plate, the compositions such as anti-column in the wrong, when building shakes, lead core rubber support is the first rank buffering energy-consumption structure, it is second-order energy-dissipation structure when rubbing between friction plate and swing arm pincers, it is third rank energy-dissipation structure when limit plate drives interlocking lever to promote hydraulic cylinder works, limit plate is oppressed swing arm pincers and is swung, and SMA alloy silk is wound on swing arm pincers, swing arm pincers and SMA alloy silk collectively form fourth order energy-dissipation structure, energy consumption effect of the present invention is excellent, deformation is big, with good practicability.
Description
Technical field
The invention belongs to shock-resistant and energy-dissipating fields, more particularly to a kind of compound multistage re-centring damper.
Background technique
In recent years, the development of world economy brings advancing by leaps and bounds for construction industry, Super High, greatly across stadium it is contour, big,
Carefully, long flexible engineering structure is commonly used, and especially steel construction skyscraper is more and more built, these are built
It builds height to continue to increase, structural system type is increasing, and figure is increasingly diversified.But worldwide earthquake takes place frequently, Chinese river in Shangdong Province
River violent earthquake, Japanese violent earthquake, Haiti earthquake etc. all have brought tremendous economic losses and personal injury, and by global climate
Variation influences, and typhoon, hurricane quantity increased significantly, these influences of worldwide natural calamity to global Important Project are especially acute
Strong, Important Project often builds and does things creatively, and structural system is complicated, and structure is easier to occur multinomial irregular, ties due to reducing
Structure self weight is still the important indicator that structure design is pursued, and structure, which generates large area flexible layer, becomes many high-rise, Super Highs
One important feature of building.Therefore, wind resistance vibration, the damping of Super High Important Project are required to be faced with great challenge.
Add damper for Super High civil infrastructure and carry out wind resistance damping, because of the practicality, validity and economy, it has also become absolutely
The design of most of project planner is preferred, and different dampers has different Energy Dissipation Mechanisms, closes for civil infrastructure
Reason selection dashpot type, achievees the effect that wind resistance damping, is to have very important society and realistic meaning.
When being equipped with energy-consuming device in works, under the action of wind and small earthquake, these energy-consuming devices have enough
Initial stiffness, be in elastic stage, works still has enough lateral rigidities to meet requirement.When in appearance by force
When shake, with the increase of structure lateral deformation, energy-consuming device generates biggish damping, a large amount of seismic energies for consuming input structure
Amount avoids main structure from apparent inelastic state occur.And seismic response (displacement, speed, the acceleration of rapid attenuating structure
Degree and structural internal force), to protect main structure and component in macroseism from destroying, it is ensured that the safety of main structure.
It is a kind of passive control system using damper, is to be tied by increasing structural damping, dissipation vibrational energy to reduce
Structure response.Due to the features such as its device is simple, material economy, good damping result, has in practical structures control and widely answer
Use prospect.
Summary of the invention
In order to solve the above-mentioned technical problems, the present invention provides a kind of compound multistage re-centring damper, mainly for
Develop that a kind of structure is simple, can quickly be installed, short construction period, maintenance convenient for safeguarding, energy consumption effect is excellent, deformation is big
Compound multistage re-centring damper damper.
The technical solution adopted by the invention is as follows:
A kind of compound multistage re-centring damper, comprising: upper left swing arm pincers, lower-left swing arm pincers, bottom right swing arm pincers, upper right swing arm
Pincers, upper left interlocking lever, lower-left interlocking lever, bottom right interlocking lever, upper right interlocking lever, hydraulic cylinder one, hydraulic cylinder two, lead-rubber branch
Seat, SMA alloy silk, friction plate, limit plate, connecting rod prevent bending bar one, anti-bar two, fixed link, bearing one, bearing two, bearing in the wrong
Three, prevent bending hole, friction hole；
The outer wall of upper left swing arm pincers is arranged in by bearing one for one end of the upper left interlocking lever, and one end of lower-left interlocking lever passes through
The inner wall of lower-left swing arm pincers is arranged in bearing one, and the other end of upper left interlocking lever and the other end of lower-left interlocking lever pass through bearing
Two connect with one end of connecting rod；The other end of connecting rod is connect by bearing three with one end of hydraulic cylinder one, hydraulic cylinder one
The other end and anti-bar one in the wrong weld；It is anti-in the wrong on the upper and lower ends of anti-bar one in the wrong are each passed through upper left swing arm pincers, lower-left swing arm clamps
Hole and the lead core rubber support that upper left swing arm pincers top, lower-left swing arm pincers lower part is arranged in, are finally protruded into building element；
The outer wall of bottom right swing arm pincers is arranged in by bearing one for one end of bottom right interlocking lever, and one end of upper right interlocking lever passes through bearing
One is arranged in the inner wall of upper right swing arm pincers, the other end of bottom right interlocking lever and the other end of upper right interlocking lever pass through bearing two with
One end of connecting rod connects；The other end of connecting rod is connect by bearing three with one end of hydraulic cylinder two, hydraulic cylinder two it is another
It is welded with anti-bar two in the wrong at end；Anti- hole in the wrong on the upper and lower ends of anti-bar two in the wrong are each passed through bottom right swing arm pincers, upper right swing arm clamps
And the lead core rubber support on upper right swing arm pincers top, bottom right swing arm pincers lower part is set, finally protrude into building element；
Upper left swing arm pincers, lower-left swing arm pincers, bottom right swing arm pincers, upper right swing arm clamp and are welded with fixed link, upper and lower two fixations
SMA alloy silk is wound between bar, is wound between SMA alloy silk and fixed link using word winding method, and is applied when the winding of SMA alloy silk
Prestressing winding；The one end that upper left swing arm pincers, lower-left swing arm pincers, bottom right swing arm pincers, upper right swing arm clamp is equipped with rubbing hole
Hole, friction hole are used for across friction plate, and the hole inner wall that rubs does sandblasting with friction plate surface or dabbing is handled, friction plate weldering
It is connected on limit plate, limit plate is welded on building element.
Further, the upper left swing arm pincers, lower-left swing arm pincers, bottom right swing arm pincers, upper right swing arm pincers are several fonts of class, left
Upper swing arm pincers, lower-left swing arm pincers, bottom right swing arm pincers, upper right swing arm pincers arrange one in single damper, upper left interlocking lever, a left side
Lower interlocking lever, bottom right interlocking lever, upper right interlocking lever arrange one in single damper.
Further, the upper left swing arm pincers, lower-left swing arm pincers, bottom right swing arm pincers, upper right swing arm pincers and building element it
Between be provided with lead core rubber support, lead core rubber support is thin-walled fold hollow shell structure.
Further, the hydraulic cylinder one and hydraulic cylinder two are all made of horizontally disposed.
Further, the length of the anti-hole in the wrong is 1st/1/8th ~ ten of anti-one length of bar in the wrong, prevents hole in the wrong
Width be 1.2 ~ 1.5 times of anti-in the wrong one width of bar；The length of the friction hole is 1.5 ~ 2 times of friction plate length, friction
Aperture width and friction plate equivalent width.
Further, the spacing for the anti-hole lower edge in the wrong that the hydraulic cylinder central point to upper left swing arm clamps is lead for retractable pencil rubber
The spacing of 1.2 ~ 1.5 times of glue height of support, the anti-hole upper edge in the wrong that hydraulic cylinder central point to lower-left swing arm clamps is lead for retractable pencil rubber
1.2 ~ 1.5 times of glue height of support；The spacing for the anti-in the wrong hole lower edge that the hydraulic cylinder central point to upper right swing arm clamps be for
1.2 ~ 1.5 times of lead core rubber support height, the anti-spacing for bending hole upper edge that hydraulic cylinder central point to bottom right swing arm clamps are
1.2 ~ 1.5 times of lead core rubber support height, upper left swing arm pincers, upper right swing arm pincers between spacing be friction board width 1.1 ~
1.3 times, spacing is 1.1 ~ 1.3 times of friction board width between lower-left swing arm pincers, bottom right swing arm pincers.
Further, described to prevent that bending bar one, preventing that bar two in the wrong protrudes into the length of building element is lead core rubber support height
1.2 ~ 1.5 times.
Further, the friction plate surface is with protrusion friction ripple, and outer surface dabbing or does blasting treatment, uses
In increase coefficient of friction.
Further, the limit plate is welded on building element, and swing arm clamps limit plate bottom surface and the lead-rubber on top
Bottom surface of support saddle flushes, and the limit plate top surface of swing arm pincers lower part is flushed with lead core rubber support top surface.
Further, the limit plate height is friction plate height 3/4ths to half.
Beneficial effects of the present invention: the configuration of the present invention is simple can be installed quickly, is short construction period, convenient for safeguarding
Maintenance, energy consumption effect is excellent, deformation is big, has good practicability, and product has the essence of protrusion compared to existing technologies
Property feature and marked improvement, can effectively reduce the damage shaken to building.
Detailed description of the invention
Fig. 1 is a kind of compound multistage re-centring damper structural schematic diagram of the present invention.
Fig. 2 is the A-A sectional view of Fig. 1.
Fig. 3 is the three-dimensional structure diagram of swing arm pincers and interlocking lever of the present invention.
In figure: 1-1 is upper left swing arm pincers；1-2 is lower-left swing arm pincers；1-3 is bottom right swing arm pincers；1-4 is upper right swing arm pincers；
2-1 is upper left interlocking lever；2-2 is lower-left interlocking lever；2-3 is bottom right interlocking lever；2-4 is upper right interlocking lever；3-1 is hydraulic cylinder
One；3-2 is hydraulic cylinder two；4 be lead core rubber support；5 be SMA alloy silk；6 be friction plate；7 be limit plate；8 be connecting rod；
9-1 is anti-bar one in the wrong；9-2 is anti-bar two in the wrong；10 be fixed link；11-1 is bearing one；11-2 is bearing two；11-3 is bearing
Three；12 be anti-hole in the wrong；13 be friction hole.
Specific embodiment
In order to further illustrate the present invention, the present invention is described in detail with reference to the accompanying drawings and embodiments, but not
They can be interpreted as limiting the scope of the present invention.
Embodiment: as shown in Figure 1-Figure 3, a kind of compound multistage re-centring damper of the present invention specifically includes that swing arm
Pincers, one 3-1 of hydraulic cylinder, two 3-2 of hydraulic cylinder, lead core rubber support 4, SMA alloy silk 5, friction plate 6, limit plate 7, connect interlocking lever
Extension bar 8, anti-two 9-2 of bar in the wrong, fixed link 10, one 11-1 of bearing, two 11-2 of bearing, three 11-3 of bearing, anti-is bent at anti-in the wrong one 9-1 of bar
Hole 12 and friction hole 13；
Swing arm pincers are several fonts of class, and according to being counterclockwise divided into, upper left swing arm clamps 1-1 to swing arm pincers, lower-left swing arm clamps 1-2, bottom right
Swing arm clamps 1-3, upper right swing arm clamps 1-4, and upper left swing arm clamps 1-1, lower-left swing arm pincers 1-2, bottom right swing arm pincers 1-3, upper right swing arm pincers
1-4 is used and is arranged symmetrically；Interlocking lever according to be counterclockwise divided into upper left interlocking lever 2-1, lower-left interlocking lever 2-2, bottom right interlock
Bar 2-3, upper right interlocking lever 2-4, upper left interlocking lever 2-1 are flushed with upper left swing arm pincers 1-1 outer wall, lower-left interlocking lever 2-2 and lower-left
Swing arm pincers 1-2 inner wall flushes, and bottom right interlocking lever 2-3 is flushed with bottom right swing arm pincers 1-3 outer wall, and upper right interlocking lever 2-4 and upper right are put
Arm pincers 1-4 inner wall flushes；Upper left swing arm clamps 1-1, lower-left swing arm pincers 1-2, bottom right swing arm pincers 1-3, upper right swing arm pincers 1-4 and upper left
Interlocking lever 2-1, lower-left interlocking lever 2-2, bottom right interlocking lever 2-3, one 11-1 connection of bearing is used between upper right interlocking lever 2-4；It is right
The outer wall that bottom right swing arm clamps 1-3, one end of upper right interlocking lever 2-4 are arranged in by one 11-1 of bearing for one end of lower interlocking lever 2-3
By one 11-1 of bearing, the inner wall that upper right swing arm clamps 1-4, the other end and upper right interlocking lever 2-4 of bottom right interlocking lever 2-3 are set
The other end pass through two 11-2 of bearing and connect with one end of connecting rod 8；The other end of connecting rod 8 passes through three 11-3 of bearing and liquid
One end of two 3-2 of cylinder pressure connects, the other end of two 3-2 of hydraulic cylinder and anti-two 9-2 of bar welding in the wrong；Up and down the two of anti-in the wrong two 9-2 of bar
End, which is each passed through on bottom right swing arm pincers 1-3, upper right swing arm pincers 1-4, prevents hole 12 in the wrong and setting on upper right swing arm pincers 1-4
The lead core rubber support 4 in portion, the bottom right swing arm pincers lower part 1-3, is finally protruded into building element；One 3-1 of hydraulic cylinder, two 3- of hydraulic cylinder
2 are all made of horizontally disposed, and one bottom 3-1 of hydraulic cylinder is welded in anti-in the wrong one 9-1 of bar, and two bottom 3-2 of hydraulic cylinder is welded in anti-bar in the wrong
Two 9-2, upper left swing arm pincers 1-1, lower-left swing arm pincers 1-2, bottom right swing arm pincers 1-3, upper right swing arm clamp and are welded with fixed link on 1-4
10, SMA alloy silk 5 is wound between upper and lower two fixed links 10, is twined between SMA alloy silk 5 and fixed link 10 using 8 word winding methods
Around, and applying prestressing force winding when the winding of SMA alloy silk 5, upper left swing arm clamps 1-1, lower-left swing arm pincers 1-2, bottom right swing arm pincers 1-
3, four lead core rubber supports 4 are set between upper right swing arm pincers 1-4 and building element, and lead core rubber support 4 is that thin-walled fold is empty
Heart shell structure；Limit plate 7 is welded in building element, and 7 bottom surface of limit plate is flushed with 4 bottom surface of lead core rubber support, and friction plate 6 welds
It is connected to 7 bottom of limit plate.
Upper left swing arm pincers 1-1, lower-left swing arm pincers 1-2, bottom right swing arm pincers 1-3, upper right swing arm clamp and are preset with anti-bend on 1-4
Hole 12 and friction hole 13, the length of anti-hole 12 in the wrong are 1st/1/8th ~ ten of anti-9 length of bar in the wrong, prevent hole in the wrong
12 width is 1.2 ~ 1.5 times of anti-9 width of bar in the wrong；The length of friction hole 13 is 1.5 ~ 2 times of 6 length of friction plate, friction
13 width of hole and 6 equivalent width of friction plate.
Between upper left swing arm clamps between 1-1 and lower-left swing arm pincers 1-2 and bottom right swing arm pincers 1-3 and upper right swing arm pincers 1-4
Away from 1.2 ~ 1.5 times for 4 height of lead core rubber support, upper left swing arm clamps 1-1 and upper right swing arm pincers 1-4 and lower-left swing arm clamps 1-
Spacing between 2 and bottom right swing arm pincers 1-3 is 1.1 ~ 1.3 times of 6 width of friction plate.
Anti- bar 9 in the wrong passes through lead core rubber support 4 and anti-9 both ends of bar in the wrong are protruded into building element, protrudes into building element
Length is 1.2 ~ 1.5 times of 4 height of lead core rubber support.
Blasting treatment outer surface dabbing or is done with protrusion friction ripple in 6 surface of friction plate, increases coefficient of friction.
7 height of limit plate is 6 height of friction plate 3/4ths to half.
Claims (10)
1. a kind of compound multistage re-centring damper, comprising: upper left swing arm clamps (1-1), lower-left swing arm pincers (1-2), bottom right pendulum
Arm clamps (1-3), upper right swing arm pincers (1-4), upper left interlocking lever (2-1), lower-left interlocking lever (2-2), bottom right interlocking lever (2-3), the right side
Upper interlocking lever (2-4), hydraulic cylinder one (3-1), hydraulic cylinder two (3-2), lead core rubber support (4), SMA alloy silk (5), friction plate
(6), limit plate (7), connecting rod (8), anti-in the wrong bar one (9-1), anti-bar two (9-2) in the wrong, fixed link (10), bearing one (11-1),
Bearing two (11-2), bearing three (11-3), anti-hole (12) in the wrong, friction hole (13)；It is characterized by:
The outer wall in upper left swing arm pincers (1-1), lower-left are arranged by bearing one (11-1) for one end of the upper left interlocking lever (2-1)
The inner wall in lower-left swing arm pincers (1-2), upper left interlocking lever (2-1) are arranged by bearing one (11-1) for one end of interlocking lever (2-2)
The other end pass through bearing two (11-2) with the other end of lower-left interlocking lever (2-2) and connect with one end of connecting rod (8)；Connection
The other end of bar (8) is connect by bearing three (11-3) with one end of hydraulic cylinder one (3-1), the other end of hydraulic cylinder one (3-1)
It is welded with anti-bar one (9-1) in the wrong；The upper and lower ends of anti-bar one (9-1) in the wrong are each passed through upper left swing arm pincers (1-1), lower-left swing arm pincers
Anti- hole (12) in the wrong and setting on (1-2) clamp the lead for retractable pencil on the top (1-1), lower-left swing arm pincers lower part (1-2) in upper left swing arm
Rubber support (4), is finally protruded into building element；
The outer wall in bottom right swing arm pincers (1-3) is arranged by bearing one (11-1) for one end of bottom right interlocking lever (2-3), and upper right interlocks
One end of bar (2-4) by bearing one (11-1) be arranged upper right swing arm pincers (1-4) inner wall, bottom right interlocking lever (2-3) it is another
One end passes through bearing two (11-2) with the other end of upper right interlocking lever (2-4) and connect with one end of connecting rod (8)；Connecting rod
(8) the other end is connect by bearing three (11-3) with one end of hydraulic cylinder two (3-2), the other end of hydraulic cylinder two (3-2) and
Anti- bar two (9-2) welding in the wrong；The upper and lower ends of anti-bar two (9-2) in the wrong are each passed through bottom right swing arm pincers (1-3), upper right swing arm pincers
Anti- hole (12) in the wrong and setting on (1-4) clamp the lead for retractable pencil on the top (1-4), bottom right swing arm pincers lower part (1-3) in upper right swing arm
Rubber support (4), is finally protruded into building element；
Upper left swing arm pincers (1-1), lower-left swing arm pincers (1-2), bottom right swing arm pincers (1-3), upper right swing arm clamp to be welded on (1-4)
Fixed link (10) winds SMA alloy silk (5) between upper and lower two fixed links (10), SMA alloy silk (5) and fixed link (10) it
Between using 8 word winding methods wind, and SMA alloy silk (5) wind when apply prestressing force winding；Upper left swing arm clamps (1-1), lower-left pendulum
Arm pincers (1-2), bottom right swing arm clamp (1-3), the one end of upper right swing arm pincers (1-4) is equipped with friction hole (13), and rub hole
(13) for across friction plate (6), hole (13) inner wall that rubs does sandblasting with friction plate (6) surface or dabbing is handled, friction
Plate (6) is welded on limit plate (7), and limit plate (7) is welded on building element.
2. the compound multistage re-centring damper of one kind according to claim 1, it is characterised in that: the upper left swing arm pincers
(1-1), lower-left swing arm clamp (1-2), bottom right swing arm clamps (1-3), upper right swing arm pincers (1-4) are several fonts of class, and upper left swing arm clamps (1-
1), lower-left swing arm pincers (1-2), bottom right swing arm pincers (1-3), upper right swing arm pincers (1-4) arrange one in single damper, upper left
Interlocking lever (2-1), lower-left interlocking lever (2-2), bottom right interlocking lever (2-3), upper right interlocking lever (2-4) are arranged in single damper
One.
3. the compound multistage re-centring damper of one kind according to claim 1, it is characterised in that: the upper left swing arm pincers
Lead is provided between (1-1), lower-left swing arm pincers (1-2), bottom right swing arm pincers (1-3), upper right swing arm pincers (1-4) and building element
Core rubber support (4), lead core rubber support (4) are thin-walled fold hollow shell structure.
4. the compound multistage re-centring damper of one kind according to claim 1, it is characterised in that: the hydraulic cylinder one
(3-1) and hydraulic cylinder two (3-2) are all made of horizontally disposed.
5. the compound multistage re-centring damper of one kind according to claim 1, it is characterised in that: the anti-hole in the wrong
(12) length is 1st/1/8th ~ ten of anti-bar one (9-1) length in the wrong, prevents that the width of hole (12) in the wrong is anti-bar one in the wrong
1.2 ~ 1.5 times of (9-1) width；The length of friction hole (13) is 1.5 ~ 2 times of friction plate (6) length, and rub hole
(13) width and friction plate (6) equivalent width.
6. the compound multistage re-centring damper of one kind according to claim 1, it is characterised in that: the hydraulic cylinder (3-
1) the anti-spacing for bending hole (12) lower edge of central point to upper left swing arm pincers (1-1) is lead core rubber support (4) height
1.2 ~ 1.5 times, the spacing of anti-hole (12) top edge in the wrong of hydraulic cylinder (3-1) central point to lower-left swing arm pincers (1-2) is lead for retractable pencil
1.2 ~ 1.5 times of rubber support (4) height；Hydraulic cylinder (3-2) central point to the anti-of upper right swing arm pincers (1-4) bends hole
(12) spacing of lower edge is 1.2 ~ 1.5 times of lead core rubber support (4) height, and hydraulic cylinder (3-2) central point to bottom right is put
Arm clamps 1.2 ~ 1.5 times of the spacing of anti-hole (12) top edge in the wrong of (1-3) for lead core rubber support (4) height, upper left swing arm
1.1 ~ 1.3 times that spacing between (1-1), upper right swing arm pincers (1-4) is friction plate (6) width are clamped, lower-left swing arm clamps (1-2), the right side
Lower swing arm clamps 1.1 ~ 1.3 times that spacing between (1-3) is friction plate (6) width.
7. the compound multistage re-centring damper of one kind according to claim 1, it is characterised in that: the anti-bar one in the wrong
The length that (9-1), anti-bar two (9-2) in the wrong protrude into building element is 1.2 ~ 1.5 times of lead core rubber support (4) height.
8. the compound multistage re-centring damper of one kind according to claim 1, it is characterised in that: the friction plate (6)
Blasting treatment outer surface dabbing or is done with protrusion friction ripple in surface, for increasing coefficient of friction.
9. the compound multistage re-centring damper of one kind according to claim 1, it is characterised in that: the limit plate (7)
It is welded on building element, limit plate (7) bottom surface on swing arm pincers (1) top is flushed with lead core rubber support (4) bottom surface, swing arm pincers
(1) limit plate (7) top surface of lower part is flushed with lead core rubber support (4) top surface.
10. the compound multistage re-centring damper of one kind according to claim 1, it is characterised in that: the limit plate (7)
Height is friction plate (6) height 3/4ths to half.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811351928.9A CN109281418A (en) | 2018-11-14 | 2018-11-14 | A kind of compound multistage re-centring damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811351928.9A CN109281418A (en) | 2018-11-14 | 2018-11-14 | A kind of compound multistage re-centring damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109281418A true CN109281418A (en) | 2019-01-29 |
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ID=65175659
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| CN201811351928.9A Pending CN109281418A (en) | 2018-11-14 | 2018-11-14 | A kind of compound multistage re-centring damper |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115288314A (en) * | 2022-08-18 | 2022-11-04 | 北京工业大学 | Multi-stage energy consumption self-resetting damping device |
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