CN106869568A - A kind of three-dimensional isolation vibration absorber and its shock insulation oscillation damping method - Google Patents
A kind of three-dimensional isolation vibration absorber and its shock insulation oscillation damping method Download PDFInfo
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- CN106869568A CN106869568A CN201710220772.XA CN201710220772A CN106869568A CN 106869568 A CN106869568 A CN 106869568A CN 201710220772 A CN201710220772 A CN 201710220772A CN 106869568 A CN106869568 A CN 106869568A
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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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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/36—Bearings or like supports allowing movement
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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
- E04H9/022—Bearing, supporting or connecting constructions specially adapted for such buildings and comprising laminated structures of alternating elastomeric and rigid layers
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- Buildings Adapted To Withstand Abnormal External Influences (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses a kind of three-dimensional isolation vibration absorber and its shock insulation oscillation damping method.Three-dimensional isolation vibration absorber of the invention by the rubber support of bottom come level of isolation to earthquake motion, the vertical motion of vertical track traffic is isolated by the vertical vibration isolation device on top；Rubber support horizontal rigidity is small, under geological process, reduces transmission of the geological process to top building structure, so that level of isolation is to vibrations；Vertical vibration isolation device uses disk spring group, and vertical rigidity is small, under the ground vertical motion ripple effect that subway circulation causes, prevents transmission of the vertical motion to top building structure；The deformation by disk spring group and recovery process, reduce the vertical motion that structure is subject to simultaneously, and frictional resistance consumes a part of vibrational energy again so that the stress of structure is more reasonable, the safety of protection structure, so as to isolate the vertical motion of vertical track traffic；The present invention have simple structure, shock insulation damping property stabilization, it is reliable, durable the features such as.
Description
Technical field
The present invention relates to the building structure field in civil engineering, and in particular to a kind of three-dimensional isolation vibration absorber and its every
Shake oscillation damping method.
Background technology
At present, in building structure shock insulation field, research and achievement it is more be shock insulation branch from level to isolation geological process
Seat, including rubber support, friction pendulum support etc..For the structural vibration based on vertical that track traffic causes, there are some to learn
Person proposes vibration isolation measure and method, but the real example applied in Practical Project does not occur also.
Based on isolation three direction compinents more than existing three-dimensional composite shock insulation device, such as friction-spring three-dimensional composite shock insulation
Bearing, lead core rubber support-coil spring system, lead core rubber support-hydraulic jack train, thick rubber layer it is three-dimensional every
Shake antidumping bearing etc..Wherein, rubber element or spring element are used vertical earthquake isolating element more.
However, with the fast development of subway transport system, track traffic is also right while municipal transport task is born
Adjacent Buildings, resident produce influence along the line.For can level of isolation to geological process, vertical track traffic can be reduced again
The device or technology of vibration are also to be developed, research.
The content of the invention
Earthquake isolating equipment cannot isolate the problem of vertical track traffic vibration in the prior art for more than, and the present invention uses rubber
The mode that glue bearing is connected with disk spring group, there is provided a kind of three-dimensional isolation vibration absorber, so as to solve existing shock insulation dress
Put the problem that cannot isolate vertical track traffic vibration.
It is an object of the present invention to provide a kind of three-dimensional isolation vibration absorber.
Three-dimensional isolation vibration absorber of the invention includes：Vertical vibration isolation device, middle connecting plate and rubber support；Wherein,
Middle connecting plate is arranged on rubber support, and vertical vibration isolation device is arranged on middle connecting plate；Vertical vibration isolation device includes upper
Support plate, constraint steel pipe, disk spring group, antidumping pilot sleeve, limited block, spacing hole, centre pilot component, liner plate and pre-
Box out；Antidumping pilot sleeve is fixed on middle connecting plate, and liner plate is located in antidumping pilot sleeve and is fixed on middle connection
On plate, the bottom of centre pilot component is fixed on the center of liner plate, and antidumping pilot sleeve, liner plate and centre pilot component are total to
Axle；Disk spring group is enclosed within centre pilot component by center cavity, and position restriction；Constraint steel pipe is fixed on upper bracket
The lower surface of plate, the two is connected as an entirety, is placed in disk spring group, and disk spring group is supported as the upper of entirety
Support plate and constraint steel pipe, constrain steel pipe tube wall be located between antidumping pilot sleeve and liner plate, constrain steel pipe inwall with
Have between the external diameter of disk spring group between space, and the outer wall of centre pilot component and the internal diameter of disk spring group and have time
Gap, it is ensured that butterfly spring group being capable of Free Transform under vertical load effect；The diameter of the inwall not less than liner plate of steel pipe is constrained,
External diameter is not more than the internal diameter of antidumping pilot sleeve；The height of disk spring group is more than the height of centre pilot component, so that upper
There is distance between the lower surface of support plate and the top of centre pilot component, this distance is limit sliding distance, there is provided vertical to become
The space of shape；Constrain steel pipe bottom and the upper surface of middle connecting plate between have distance, so as to constraint steel pipe bottom with
One is formed between middle connecting plate and encloses preformed hole, the height of preformed hole is equal to limit sliding distance；Opened in antidumping pilot sleeve
Spacing hole is provided with, the position corresponding with spacing hole is provided with limited block on the outer wall of constraint steel pipe, and limited block stretches to anti-
Topple corresponding spacing hole in pilot sleeve；The height of spacing hole is equal to limit sliding distance；Top-out structure is connected to
On support plate, three-dimensional isolation vibration absorber constitutes vibration-isolating system together with top-out structure；The horizontal rigidity of rubber support is small,
Under geological process, the cycle of vibration-isolating system is extended, and avoids the excellent frequency of earthquake motion, so as to reduce geological process to top
The transmission of building structure, so that level of isolation is to vibrations；Vertical vibration isolation device uses disk spring group, and vertical rigidity is small, on ground
Under the ground vertical motion ripple effect that iron operation causes, the vertical fundamental frequency of vibration-isolating system is reduced, avoid the brilliance of Subway Vibration ripple
Frequency, so as to reduce transmission of the vertical motion to building structure；The deformation by disk spring group and recovery process, realize simultaneously
Elastic bearing, so as to the kinetic energy that Subway Vibration ripple is produced is converted into potential energy, reduces the vertical motion that structure is subject to；Deforming
Cheng Zhong, frictional resistance consumes a part of vibrational energy again, so as to isolate the vertical motion of vertical track traffic.
Disk spring group is combined using multiple butterfly springs, and butterfly spring uses metal spring material, such as steel band,
Steel plate or forging blank, are processed into truncated cone shape, and centre forms center cavity, and the diameter of center cavity is the interior of disk spring group
Footpath；Its material can use 60Si2MnA or 50CrVA spring steel, with the stationary vertical load that bears it is big, non-aging, safeguard work
Measure less, it is good to the adaptability of environment the features such as.Divided by combination, disk spring group is divided into overlapping combination, pairing combination
With three kinds of combinations of complex composition；Overlapping combination endurance large deformation is small；Pairing combination endurance small deformation is big；Complex composition
Endurance large deformation is big.
The thickness of liner plate is more than between the bottom and the upper surface of middle connecting plate of limit sliding distance, i.e. constraint steel pipe
Distance；The lateral surface of liner plate is coated with lubricating oil, so as to constrain the inwall of steel pipe when vertical motion occurs along the outside of liner plate
Slide vertically in face.
Antidumping pilot sleeve restriction constraint steel pipe is vertically moving, without toppling.Further, incline anti-
Cover and multiple spacing holes being centrosymmetric are provided with fairlead, the limited block being arranged on constraint outer wall of steel pipe stretches to spacing
Kong Zhong, so as to prevent upper bracket plate from slipping under a stretching force when vertical motion occurs, limits its vertical displacement, it is ensured that device
Stability.The inner surface of antidumping pilot sleeve is coated with lubricating oil, so as to reduce friction, makes about when vertical motion occurs
Shu Gangguan in the vertical directions can be slidably.
Centre pilot component includes guide post and upper sealing cap；Wherein, the bottom of guide post is fixed on liner plate, guide post
Top sets upper sealing cap, the internal diameter of the diameter less than disk spring group of guide post, upper sealing cap with diameter greater than disk spring group
Internal diameter, so that guide post guiding disk spring group occurs vertical deformation within a certain height, and upper sealing cap prevents dish
Groups of springs is slipped during vertical deformation.
Multiple bolts hole are provided with upper bracket plate, are connected with top-out structure by bolt.
Middle connecting plate includes upper strata steel plate and lower floor's steel plate, is bolted between two-layered steel plates；Upper strata steel plate holds
The vertical vibration isolation device in portion is connected, lower floor's steel plate connects the rubber support of bottom.
Rubber support includes sheet rubber, sheet metal piece, lead for retractable pencil and lower support plate；Wherein, multi-disc sheet rubber and the thin steel of multi-disc
Plate is superimposed with each other placement, and a circular hole is opened at center, and lead for retractable pencil is fixed in lower support plate from circular hole through combining.Lower branch
Seat board is provided with multiple bolts hole, is bolted on embedded board, is connected with substructure.
It is another object of the present invention to provide a kind of three-dimensional isolation oscillation damping method.
Three-dimensional isolation oscillation damping method of the invention, comprises the following steps：
1) according to actual place condition and structure type determine rubber support horizontal rigidity and disk spring group it is vertical
Rigidity, by calculating, analyzing the size and combination that determine rubber support and disk spring group, and checks the level of device
Whether deformation and vertical displacement meet the requirement of specification and relevant criterion；
2) it is processed according to specification, made, assembled, transported and in-site installation, in engineering ground, three-dimensional isolation vibration damping dress
Put and be connected with substructure by embedded board, upper bracket plate is connected with top-out structure, three-dimensional isolation vibration absorber and top
Building structure constitutes vibration-isolating system together；
3) under geological process, rubber support can occurred level deformation, only there is overall translation in the building structure on top,
On the one hand, the cycle of vibration-isolating system be extended, the excellent frequency of earthquake motion is avoided, so as to reduce geological process to top-out knot
The transmission of structure；On the other hand, by the reciprocating motion of rubber support, dissipation seismic energy, the safety of protection structure, so as to isolate
Level is to vibrations；
4) when subway circulation, the peripherad soil layer of vibration wave can be produced to propagate, after being delivered to building structure bottom, is passed through
Disk spring group realizes elastic bearing, reduces the vertical fundamental frequency of vibration-isolating system, the excellent frequency of Subway Vibration ripple is avoided, so as to subtract
Transmission from small vertical motion to top building structure；Meanwhile, in disk spring deformation process, the kinetic energy that Subway Vibration ripple is produced
Potential energy is converted to, frictional resistance consumes a part of vibrational energy again, so as to isolate the vertical motion of vertical track traffic.
Advantages of the present invention：
Three-dimensional isolation vibration absorber of the invention by the rubber support of bottom come level of isolation to earthquake motion, by top
Vertical vibration isolation device isolate the vertical motion of vertical track traffic；Rubber support horizontal rigidity is small, under geological process, shock insulation
The cycle of system is extended, and avoids the excellent frequency of earthquake motion, so that reduce transmission of the geological process to top building structure, from
And level of isolation is to vibrations；Vertical vibration isolation device uses disk spring group, and vertical rigidity is small, and the ground caused in subway circulation is erected
Under being acted on to vibration wave, the vertical fundamental frequency of vibration-isolating system is reduced, the excellent frequency of Subway Vibration ripple is avoided, so as to prevent vertically to shake
The transmission of trend top-out structure；The deformation by disk spring group and recovery process, realize elastic bearing simultaneously, so that
The kinetic energy that Subway Vibration ripple is produced is converted into potential energy, reduces the vertical motion that structure is subject to；In deformation process, frictional resistance
A part of vibrational energy is consumed again so that the stress of structure is more reasonable, the safety of protection structure, so as to isolate vertical track hand over
Logical vertical motion；The present invention have simple structure, shock insulation damping property stabilization, it is reliable, durable the features such as.
Brief description of the drawings
Fig. 1 is the encapsulation figure of one embodiment of three-dimensional isolation vibration absorber of the invention；
Fig. 2 is the profile of one embodiment of three-dimensional isolation vibration absorber of the invention；
Fig. 3 is one embodiment of three-dimensional isolation vibration absorber of the invention along the top plan view after spacing hole incision；
Fig. 4 is the combination figure of the disk spring group of three-dimensional isolation vibration absorber of the invention, and (a) is combined for overlapping,
B () combines for pairing, (c) is complex composition.
Specific embodiment
Below in conjunction with the accompanying drawings, by specific embodiment, the present invention is expanded on further.
As shown in figure 1, the three-dimensional isolation vibration absorber of the present embodiment includes：Vertical vibration isolation device, the and of middle connecting plate 10
Rubber support, middle connecting plate is arranged on rubber support, and vertical vibration isolation device is arranged on middle connecting plate 10.
As shown in Fig. 2 vertical vibration isolation device includes that upper bracket plate 1, constraint steel pipe 2, disk spring group 3, antidumping are oriented to
Sleeve 4, limited block 5, spacing hole 6, centre pilot component 7, liner plate 8 and preformed hole 9；Antidumping pilot sleeve 4 is fixed on centre
On connecting plate 10, liner plate 8 is located in antidumping pilot sleeve 4 and is fixed on middle connecting plate 10, the bottom of centre pilot component 7
It is fixed on the center of liner plate 8, antidumping pilot sleeve 4, liner plate 8 and centre pilot component 7 are coaxial；Disk spring group 3 passes through
Center cavity is enclosed within centre pilot component 7, and position restriction；Constraint steel pipe 2 is fixed on the lower surface of upper bracket plate 1, two
Person is connected as an entirety, is placed in disk spring group 3, and disk spring group 3 is supported as the overall peace treaty of upper bracket plate 1
Shu Gangguan 2, the tube wall for constraining steel pipe 2 is located between antidumping pilot sleeve 4 and liner plate 8, constrains the inwall and dish-shaped bullet of steel pipe 2
Having between the external diameter of spring group 3 between space, and the outer wall of centre pilot component 7 and the internal diameter of disk spring group 3 has space, protects
Card butterfly spring group being capable of Free Transform under vertical load effect；The diameter of the inwall not less than liner plate 8 of steel pipe 2 is constrained, outward
Footpath is not more than the internal diameter of antidumping pilot sleeve 4；The height of disk spring group 3 is more than the height of centre pilot component 7, so that upper
There is distance between the lower surface of support plate 1 and the top of centre pilot component 7, the vertical change for limit sliding distance is provided of this distance
The space of shape；There is distance between the bottom and the upper surface of middle connecting plate 10 that constrain steel pipe 2, so as at the bottom of constraint steel pipe 2
One is formed between end and middle connecting plate 10 and encloses preformed hole 9, the height of preformed hole 9 is equal to limit sliding distance；Antidumping is oriented to
Spacing hole 6 is offered in sleeve 4, the position corresponding with spacing hole 6 is provided with limited block 5 on the outer wall of constraint steel pipe 2, limited
Position block 5 stretches to corresponding spacing hole 6 in antidumping pilot sleeve 4；The height of spacing hole 6 is equal to limit sliding distance.Rubber
Bearing includes sheet rubber 11, sheet metal piece 12, lead for retractable pencil 13 and lower support plate 14；Wherein, multi-disc sheet rubber 11 and sheet metal piece 12
Be superimposed with each other placement, and a circular hole is opened at center, and lead for retractable pencil is fixed in lower support plate 14 from circular hole 13 through combining.Upper branch
Seat board 11 and lower support plate 14 are provided with two bolts hole 15 in x and y direction.
Fig. 3 is the top plan view after spacing hole incision along Fig. 2.
As shown in figure 4, disk spring group is combined using multiple butterfly springs, section is truncated cone shape, and centre is formed
Center cavity, the diameter of center cavity is the internal diameter of disk spring group.Disk spring group be divided into overlapping combination, pairing combination and
Three kinds of combinations of complex composition；Overlapping combination endurance large deformation is small, such as shown in Fig. 4 (a)；Pairing combination endurance small deformation
Greatly, as shown in Fig. 4 (b)；Complex composition endurance large deformation is big, such as shown in Fig. 4 (c).Using complex composition in the present embodiment.
The three-dimensional isolation oscillation damping method of the present embodiment, comprises the following steps：
1) according to actual place condition and structure type determine rubber support horizontal rigidity and disk spring group it is vertical
Rigidity, by calculating, analyzing the size and combination that determine sheet rubber, sheet metal piece and disk spring group, and checks dress
Whether the horizontal distortion put and vertical displacement meet the requirement of specification and relevant criterion；
2) it is processed according to specification, made, assembled, transported and in-site installation, in engineering ground, three-dimensional isolation vibration damping dress
Put and be connected with substructure by embedded board, embedded board uses steel anchor slab, and upper bracket plate is connected with top-out structure, composition every
Shake system；
3) under geological process, rubber support can occurred level deformation, only there is overall translation in the building structure on top,
On the one hand, rubber support extends the cycle of vibration-isolating system, avoids the excellent frequency of earthquake motion, reduces geological process；Separately
On the one hand, by the reciprocating motion of rubber support, dissipated seismic energy, the safety of protection structure, so that level of isolation is to ground
Vibrations；
4) when subway circulation, the peripherad soil layer of vibration wave can be produced to propagate, after being delivered to building structure bottom, is passed through
Disk spring group realizes elastic bearing, reduces the vertical fundamental frequency of vibration-isolating system, avoids the excellent frequency of Subway Vibration ripple, subtracts
Transmission from small vertical motion to top building structure；Meanwhile, in disk spring deformation process, the kinetic energy that Subway Vibration ripple is produced
Potential energy is converted to, frictional resistance consumes a part of vibrational energy again, so as to isolate the vertical motion of vertical track traffic.
When being used in concrete engineering, design parameter (including horizontal rigidity, the dish-shaped bullet of size, bearing capacity, rubber support
Vertical rigidity value of spring group etc.) to be determined on a case-by-case basis, determine and check according to calculating, analyzing.
It is finally noted that, the purpose for publicizing and implementing example is that help further understands the present invention, but this area
Technical staff be appreciated that：Without departing from the spirit and scope of the invention and the appended claims, it is various to replace and repair
It is all possible for changing.Therefore, the present invention should not be limited to embodiment disclosure of that, and the scope of protection of present invention is weighing
The scope that sharp claim is defined is defined.
Claims (10)
1. a kind of three-dimensional isolation vibration absorber, it is characterised in that the three-dimensional isolation vibration absorber includes：Vertical vibration isolation device,
Middle connecting plate and rubber support；Wherein, the middle connecting plate is arranged on rubber support, and the vertical vibration isolation device is installed
On middle connecting plate；The vertical vibration isolation device includes upper bracket plate, constraint steel pipe, disk spring group, antidumping fairlead
Cylinder, limited block, spacing hole, centre pilot component, liner plate and preformed hole；The antidumping pilot sleeve is fixed on middle connecting plate
On, liner plate is located in antidumping pilot sleeve and is fixed on middle connecting plate, and the bottom of centre pilot component is fixed on liner plate
On center, antidumping pilot sleeve, liner plate and centre pilot component are coaxial；During the disk spring group is enclosed within by center cavity
On heart guidance set, and position restriction；The constraint steel pipe is fixed on the lower surface of upper bracket plate, the two be connected as one it is whole
Body, is placed in disk spring group, and disk spring group is supported as overall upper bracket plate and constraint steel pipe, constraint steel pipe
Tube wall is located between antidumping pilot sleeve and liner plate, has space between the inwall and the external diameter of disk spring group that constrain steel pipe,
And there is space between the outer wall of centre pilot component and the internal diameter of disk spring group, it is ensured that butterfly spring group is made in vertical load
Being capable of Free Transform under；The diameter of the inwall not less than liner plate of the constraint steel pipe, external diameter is not more than antidumping pilot sleeve
Internal diameter；The height of disk spring group is more than the height of centre pilot component, so that the lower surface and centre pilot of upper bracket plate
There is distance between the top of component, this distance is limit sliding distance, there is provided the space of vertical deformation；The bottom of the constraint steel pipe
There is distance between end and the upper surface of middle connecting plate, enclosed so as to form one between the bottom of constraint steel pipe and middle connecting plate
Preformed hole, the height of preformed hole is equal to limit sliding distance；Spacing hole is offered in the antidumping pilot sleeve, in constraint steel
The position corresponding with spacing hole is provided with limited block on the outer wall of pipe, and limited block stretches to corresponding in antidumping pilot sleeve
Spacing hole；The height of the spacing hole is equal to limit sliding distance；Top-out structure is connected in upper bracket plate, three-dimensional isolation
Vibration absorber constitutes vibration-isolating system together with top-out structure；The horizontal rigidity of the rubber support is small, under geological process,
The cycle of vibration-isolating system is extended, and avoids the excellent frequency of earthquake motion, so as to reduce biography of the geological process to top building structure
Pass, so that level of isolation is to vibrations；The vertical vibration isolation device uses disk spring group, and vertical rigidity is small, draws in subway circulation
Under the ground vertical motion ripple for serving, the vertical fundamental frequency of vibration-isolating system is reduced, avoid the excellent frequency of Subway Vibration ripple, so that
Reduce transmission of the vertical motion to building structure；The deformation by disk spring group and recovery process, realize elastic bearing simultaneously,
So as to the kinetic energy that Subway Vibration ripple is produced is converted into potential energy, reduce the vertical motion that structure is subject to；In deformation process, friction
Resistance consumes a part of vibrational energy again, so as to isolate the vertical motion of vertical track traffic.
2. three-dimensional isolation vibration absorber as claimed in claim 1, it is characterised in that the disk spring group is using multiple butterflies
Together, butterfly spring uses metal spring material to spring assembly, is processed into truncated cone shape；Divided by combination, disk spring
Component is overlapping combination, three kinds of combinations of pairing combination and complex composition.
3. three-dimensional isolation vibration absorber as claimed in claim 1, it is characterised in that the thickness of the liner plate is slided more than the limit
Distance；The lateral surface of liner plate is coated with lubricating oil.
4. three-dimensional isolation vibration absorber as claimed in claim 1, it is characterised in that be provided with the antidumping fairlead
The spacing hole that multiple is centrosymmetric；The inner surface of antidumping pilot sleeve is coated with lubricating oil.
5. three-dimensional isolation vibration absorber as claimed in claim 1, it is characterised in that the centre pilot component includes guide post
With upper sealing cap；Wherein, the bottom of the guide post is fixed on liner plate, and the top of the guide post sets upper sealing cap, guide post
Diameter less than disk spring group internal diameter, the internal diameter with diameter greater than disk spring group of upper sealing cap.
6. three-dimensional isolation vibration absorber as claimed in claim 1, it is characterised in that multiple spiral shells are provided with the upper bracket plate
Keyhole, is connected by bolt with top-out structure.
7. three-dimensional isolation vibration absorber as claimed in claim 1, it is characterised in that the middle connecting plate includes upper strata steel plate
With lower floor's steel plate, it is bolted between two-layered steel plates；Upper strata steel plate accepts the vertical vibration isolation device on top, and lower floor's steel plate connects
Connect the rubber support of bottom.
8. three-dimensional isolation vibration absorber as claimed in claim 1, it is characterised in that the rubber support includes sheet rubber, thin
Sheet steel, lead for retractable pencil and lower support plate；Wherein, multi-disc sheet rubber and multi-disc sheet metal piece are superimposed with each other placement, and a circular hole is opened at center,
Lead for retractable pencil is fixed in lower support plate from circular hole through combining.
9. three-dimensional isolation vibration absorber as claimed in claim 8, it is characterised in that the lower support plate is provided with multiple bolts
Hole, is bolted on embedded board, is connected with substructure.
10. a kind of shock insulation oscillation damping method of three-dimensional isolation vibration absorber as claimed in claim 1, it is characterised in that it is described every
Shake oscillation damping method is comprised the following steps：
1) horizontal rigidity of rubber support and the vertical rigidity of disk spring group are determined according to actual place condition and structure type,
By calculating, analyzing the size and combination that determine rubber support and disk spring group, and check the horizontal distortion of device
With the requirement whether vertical displacement meets specification and relevant criterion；
2) it is processed according to specification, made, assembled, transported and in-site installation, in engineering ground, three-dimensional isolation vibration absorber leads to
Cross embedded board to be connected with substructure, upper bracket plate is connected with top-out structure, three-dimensional isolation vibration absorber and top-out
Structure constitutes vibration-isolating system together；
3) under geological process, rubber support can occurred level deformation, only there is overall translation, a side in the building structure on top
Face, the cycle of vibration-isolating system is extended, and avoids the excellent frequency of earthquake motion, so as to reduce geological process to top building structure
Transmission；On the other hand, by the reciprocating motion of rubber support, dissipation seismic energy, the safety of protection structure, so that level of isolation
To vibrations；
4) when subway circulation, the peripherad soil layer of vibration wave can be produced to propagate, after being delivered to building structure bottom, by dish
Groups of springs realizes elastic bearing, reduces the vertical fundamental frequency of vibration-isolating system, the excellent frequency of Subway Vibration ripple is avoided, so as to reduce perpendicular
To the transmission vibrated to top building structure；Meanwhile, in disk spring deformation process, the kinetic energy conversion that Subway Vibration ripple is produced
It is potential energy, frictional resistance consumes a part of vibrational energy again, so as to isolate the vertical motion of vertical track traffic.
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| CN110700430A (en) * | 2019-09-24 | 2020-01-17 | 深圳市建筑设计研究总院有限公司 | Three-dimensional shock isolation device and building |
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| CN111042368A (en) * | 2019-12-05 | 2020-04-21 | 同济大学 | Linear guide rail-bearing type motion decoupling three-dimensional vibration isolation support |
| CN111270786A (en) * | 2018-12-04 | 2020-06-12 | 杨锦程 | Adjustable anti-traffic vibration support and anti-vibration method thereof |
| CN111305630A (en) * | 2020-02-09 | 2020-06-19 | 同济大学 | Novel three-dimensional vibration isolation device |
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| CN113463784A (en) * | 2021-06-18 | 2021-10-01 | 衡水震泰隔震器材有限公司 | Vertical shock isolation device |
| CN113482164A (en) * | 2021-07-08 | 2021-10-08 | 中铁大桥局集团有限公司 | Self-adaptive variable-rigidity three-dimensional shock isolation device |
| CN113492064A (en) * | 2020-04-02 | 2021-10-12 | 张家港阳旺机械有限公司 | Flat two-stage centrifuge |
| CN113639005A (en) * | 2021-08-13 | 2021-11-12 | 山海伺(北京)科技有限公司 | Three-dimensional shock isolation device and implementation method thereof |
| CN114251398A (en) * | 2021-12-23 | 2022-03-29 | 湖北久之洋信息科技有限公司 | Multi-degree-of-freedom vibration damping mechanism of combined elastic sheet |
| CN114961006A (en) * | 2022-01-12 | 2022-08-30 | 滁州职业技术学院 | Parallel negative-stiffness structure shock insulation and absorption support with disc springs |
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| CN113482164B (en) * | 2021-07-08 | 2022-06-07 | 中铁大桥局集团有限公司 | Self-adaptive variable-rigidity three-dimensional shock isolation device |
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