CN205591380U - Three -dimensional shock isolation device of antidumping - Google Patents

Three -dimensional shock isolation device of antidumping Download PDF

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Publication number
CN205591380U
CN205591380U CN201620423055.8U CN201620423055U CN205591380U CN 205591380 U CN205591380 U CN 205591380U CN 201620423055 U CN201620423055 U CN 201620423055U CN 205591380 U CN205591380 U CN 205591380U
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China
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tension
antidumping
joint cover
board
steel plate
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CN201620423055.8U
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Chinese (zh)
Inventor
张永山
莊初立
汪大洋
丁自想
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Guangzhou University
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Guangzhou University
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Abstract

The utility model discloses a three -dimensional shock isolation device of antidumping, the device are concatenated with compound belleville spring isolation bearing by laminated rubber isolation bearing and constitute, laminated rubber isolation bearing's the upper and lower both ends of rubber pad be equipped with and seal a steel sheet and a lower steel sheet, go up to seal to be equipped with on the steel sheet and bind the board, be equipped with down on the lower steel sheet and bind the board, the upper end outside fixedly connected with top connection board of uide bushing, binding on and being equipped with the tension member of being made by the steel sheet between board and the top connection board, this tension member bends to the segment of a circle, and its both ends are fixed respectively and are bound on the board binds the board with the top last, the horizontal maximum deflection of tension member be greater than the horizontal shear elastic deformation volume of rubber pad. The utility model discloses a tension member among the three -dimensional shock isolation device not only plays the effect of tensile and antidumping, but also can improve shock isolation device's level and vertical power consumption ability, and this tension member also is convenient for maintain and change when damaging simultaneously, reduces use cost.

Description

A kind of antidumping three-dimensional isolation device
Technical field
This utility model relates to a kind of building vibration proof (or vibrations) device, is specifically related to a kind of by interlayer steel The three-dimensional isolation device that plate rubber pad is connected with compound disc spring.
Background technology
Earthquake isolating equipment is the shockproof isolating device being located between building and basis.Earthquake isolating equipment in early days is mainly The two-dimentional shock isolating pedestal being superimposed to form by rubber and sheet metal, can only the horizontal component of seismic wave isolator. The raising recognized earthquake Multi-attributes along with people, three-dimensional isolation device is gradually by this area researcher Pay attention to.But, a lot of three-dimensional shock isolation supports do not have tensile device, it is impossible to resist earthquake middle-high building thing Wave the produced huge pulling force that even topples.
Authorization Notice No. be the utility model patent of CN200943268Y disclose one " modified model three-dimensional every Shake device ", this three-dimensional isolation device is connected with compound disc spring shock isolating pedestal by laminated rubber damping bearing Constitute, it is characterized in that described rubber blanket body is interior around uniform at least three the flexible tension structures of symmetrical centre wire loop Part, the middle bent of this flexibility tension member is placed in the centre bore of rubber blanket, and two is fixed on rubber blanket Up and down in both ends of the surface;The stretching of spread length no more than rubber blanket of described flexible tension member draws elastic deformation Amount;The lower joint cover of described laminated rubber damping bearing is located on compound disc spring, described fairlead Upper end extend internally one annular the edge of a wing lower joint cover is stuck in it, annular the edge of a wing and lower joint cover between be provided with Loop buffer pad.Play drawing-resistant function in this three-dimensional isolation device is described flexible tension member, this flexibility Tension member at the horizontal distortion amount of whole shock isolating pedestal and pull-up deflection close to the scope of design of rubber blanket Time be straightened, enter tension guard mode, undertake all of external broach, thus effectively protection rubber blanket and The overall structure of laminated rubber damping bearing is not destroyed.But, this three-dimensional isolation device yet suffer from Under deficiency:
1, described flexible tension member must reach one in the horizontal distortion amount of shock isolating pedestal and pull-up deflection Just play drawing-resistant function when determining degree, and this flexibility tension member does not have the work horizontally and vertically consumed energy With, it is impossible to improve the horizontally and vertically energy dissipation capacity of shock isolating pedestal.
2, described flexible tension member is arranged in the rubber blanket body of laminated rubber damping bearing, is not easy to dimension Protect and change, need to change whole bearing when flexible tension member is damaged, relatively costly.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, it is provided that a kind of antidumping three-dimensional isolation dress Putting, the tension member in this three-dimensional isolation device not only plays the effect of tension and antidumping, and can also carry The horizontally and vertically energy dissipation capacity of high earthquake isolating equipment, simultaneously this tension member damage time also allow for safeguard and more Change, reduce use cost.
This utility model solves the technical scheme of above-mentioned technical problem:
A kind of antidumping three-dimensional isolation device, this device by laminated rubber damping bearing and compound disc spring every Shake bearing concatenation is constituted, and the two ends up and down of the rubber blanket of described laminated rubber damping bearing are provided with envelope steel plate With lower envelope steel plate, described upper envelope steel plate is provided with joint cover, and lower envelope steel plate is provided with lower joint cover, institute The lower joint cover stated is positioned at the fairlead of compound disc spring shock isolating pedestal;Outside the upper end of described fairlead Side is fixedly connected with top connection plate, is provided with and is made up of steel plate between described upper joint cover and top connection plate Tension member, this tension member bends to arch, and its two ends are separately fixed at joint cover and top connection On plate;The horizontal maximum deformation quantity of described tension member is more than the horizontal shear elastic deformation amount of rubber blanket.
Antidumping three-dimensional isolation device of the present utility model, wherein, described tension member is four, along Circumferencial direction is evenly distributed on the outside of rubber blanket.Tension member so can be allowed all to rise in each horizontal direction To tension cushioning effect, stress equalization when by vertical active force simultaneously.
Antidumping three-dimensional isolation device of the present utility model, wherein, the two ends of described tension member are provided with solid Determining contiguous block, this fixing contiguous block is connected by screw on upper joint cover and top connection plate.So it is easy to Fixing between tension member with upper joint cover and top connection plate is connected.
Antidumping three-dimensional isolation device of the present utility model compared with prior art has a following beneficial effect:
1, it is the arch being made up of steel plate due to described tension member, when less horizontal displacement and perpendicular occurs When displacement (when wind or little shake effect), described tension member is in elastic state, add every The rigidity of shake device, can control the deformation when little excitation (wind or little shake) acts on of building and earthquake isolating equipment. And when bigger horizontal displacement or vertical displacement occur (middle macroseism), tension member enters inelastic state and disappears Consumption seismic energy, tension member is straightened, and even inclines resisting earthquake middle-high building or waving of structures Cover produced huge pulling force, thus effectively protect rubber blanket and the overall structure of laminated rubber damping bearing Not being destroyed, the deformation to structure plays " soft-lock " effect.
2, described tension member is arranged at the outside of rubber blanket, easy to installation and maintenance, when this tension member During damage, conveniently replaced, and without changing whole device, reduce use cost.
Accompanying drawing explanation
Fig. 1 is the structural representation (vertical profile) of a kind of specific embodiment of the present utility model.
Fig. 2 is that embodiment illustrated in fig. 1 is illustrated by the symphyogenetic deformation state of horizontal applied force and vertical pressure Figure.
Fig. 3 is the horizontal direction deformation schematic diagram of tensile connection part in embodiment illustrated in fig. 1.
Fig. 4 is the lateral deformation schematic diagram of tensile connection part in embodiment illustrated in fig. 1.
Fig. 5 is the vertical deformation schematic diagram of tensile connection part in embodiment illustrated in fig. 1.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model is explained in further detail, in order to the public preferably grasps this The enforcement means of utility model, this utility model is the most limited by such embodiments.
Seeing Fig. 1 and Fig. 2, antidumping three-dimensional isolation device of the present utility model is by laminated rubber damping bearing 20 and compound disc spring shock isolating pedestal 14 concatenation constitute.Wherein, described laminated rubber damping bearing 20 Including the rubber blanket 22 as antidetonation main body, this rubber blanket 22 is the most folded by one layer of rubber 5 and one layer of steel plate 4 After conjunction, molded vulcanization is constituted, its periphery self-assembling formation rubber cover 7 during molded vulcanization.Described The two ends up and down of rubber blanket 22 are provided with envelope steel plate 3 and lower envelope steel plate 8, and described upper envelope steel plate 3 passes through Sunk screw 2 is fixedly connected with joint cover 1, and lower envelope steel plate 8 is fixedly connected with down by sunk screw 2 Joint cover 21, described upper joint cover 1 is provided with the preformed hole 13 being connected with building.Described compound dish Shape spring shock-proof bearing 14 includes that fairlead 11, disk spring 12 combine compound being located in fairlead 11 again; The bottom of fairlead 11 is fixedly connected with bottom connection plate 16 by bolt 19, and bottom connection plate 16 surrounding sets There is the preformed hole 13 being connected with ground.
Seeing Fig. 1 and Fig. 2, described lower joint cover 21 is positioned at the guiding of compound disc spring shock isolating pedestal 14 In set 11, and it is bearing on the disk spring 12 of the superiors.The upper end of described fairlead 11 extends internally Lower joint cover 21 is overlapped within it by the one annular edge of a wing 17, is provided with between the annular edge of a wing 17 and lower joint cover 21 Loop buffer pad 10.The described annular edge of a wing 17 is welded on fairlead 11 upper end by a card lid 18 and constitutes, institute The loop buffer pad 10 stated is cyclic spring rubber blanket 22.
See Fig. 1 and Fig. 2, by being welded with top connection plate outside the upper end of described fairlead 11 9, this top connection plate 9 is annular, and its outer rim is concordant with upper joint cover 1.Described upper joint cover 1 and top Being provided with the tension member 6 being made up of steel plate between portion's joint cover 9, this tension member 6 bends to arch, and they are two years old End is separately fixed on joint cover 1 and top connection plate 9;The level maximum of described tension member 6 becomes Shape amount is more than the horizontal shear elastic deformation amount of rubber blanket 22, thus plays protection rubber blanket 22 and be not damaged Effect.
Seeing Fig. 1 and Fig. 2, described tension member 6 is four, is circumferentially evenly distributed on rubber The outside of pad 22, so can allow tension member 6 all play the work of tension and antidumping in each horizontal direction With, stress equalization when by vertical active force simultaneously.The two ends of described tension member 6 are provided with fixing company Connecing block 15, this fixing contiguous block 15 is connected by screw on upper joint cover 1 and top connection plate 9, in order to Fixing between tension member 6 with upper joint cover 1 and top connection plate 9 is connected.Described tension structure Part 6 is had obvious yield point by mild steel steel plate strip cold roll forming, mild steel, and plasticity is good.
Seeing Fig. 3 and Fig. 4, when occurred level displacement, the lower end of tension member 6 maintains static, its remaining part It is allocated as the deformation of horizontal direction, if the direction of horizontal displacement is parallel with the tension member 6 place plane of arch, So tension member 6 is at its place plane internal deformation, as shown in Figure 3;If the direction of horizontal displacement and bow The tension member 6 place plane of shape is not parallel, then tension member 6 then occurs lateral deformation, such as Fig. 4 institute Show.Seeing Fig. 5, when there is vertical displacement, the lower end of tension member 6 maintains static, and upper end is upwardly-deformed. When the displacement occurred is less, described tension member 6 is in elastic state;And when the displacement occurred Time bigger (middle macroseism), tension member 6 enters inelastic state earthquake energy, and tension member 6 is drawn Directly, enter tension guard mode, undertake all of external broach, to resist earthquake middle-high building or structures Wave the produced huge pulling force that even topples.

Claims (3)

1. an antidumping three-dimensional isolation device, this device is by laminated rubber damping bearing and compound disc spring Shock isolating pedestal concatenation is constituted, and the two ends up and down of the rubber blanket of described laminated rubber damping bearing are provided with envelope steel Plate and lower envelope steel plate, described upper envelope steel plate is provided with joint cover, and lower envelope steel plate is provided with lower joint cover, Described lower joint cover is positioned at the fairlead of compound disc spring shock isolating pedestal;It is characterized in that, described Top connection plate it is fixedly connected with, between described upper joint cover and top connection plate outside the upper end of fairlead Being provided with the tension member being made up of steel plate, this tension member bends to arch, and its two ends are separately fixed at the first line of a couplet In knot tying and top connection plate;The horizontal maximum deformation quantity of described tension member is cut more than the level of rubber blanket Cut elastic deformation amount.
A kind of antidumping three-dimensional isolation device the most according to claim 1, it is characterised in that described Tension member is four, is circumferentially evenly distributed on the outside of rubber blanket.
A kind of antidumping three-dimensional isolation device the most according to claim 1 and 2, it is characterised in that institute The two ends of the tension member stated are provided with fixing contiguous block, and this fixing contiguous block is connected by screw at upper joint cover With on top connection plate.
CN201620423055.8U 2016-05-10 2016-05-10 Three -dimensional shock isolation device of antidumping Active CN205591380U (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106285146A (en) * 2016-10-17 2017-01-04 安徽信泽科技有限公司 The three-dimensional shock isolation support that a kind of vertical early stage rigidity is predeterminable
CN106337592A (en) * 2016-10-17 2017-01-18 安徽信泽科技有限公司 Rubber-air-spring damper capable of adjusting early rigidity
CN106481131A (en) * 2016-10-17 2017-03-08 南京大德减震科技有限公司 A kind of three-dimensional shock isolation support of predeterminable vertical initial stiffness
CN106499079A (en) * 2016-10-17 2017-03-15 安徽信泽科技有限公司 A kind of three-dimensional isolation device of adjustable vertical to early stage rigidity
CN106639455A (en) * 2016-10-17 2017-05-10 南京大德减震科技有限公司 Three-dimensional shock isolation device with presettable initial vertical rigidity
CN108980270A (en) * 2018-08-13 2018-12-11 辽宁工程技术大学 A kind of Power-equipment Foundation shock mount

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106285146A (en) * 2016-10-17 2017-01-04 安徽信泽科技有限公司 The three-dimensional shock isolation support that a kind of vertical early stage rigidity is predeterminable
CN106337592A (en) * 2016-10-17 2017-01-18 安徽信泽科技有限公司 Rubber-air-spring damper capable of adjusting early rigidity
CN106481131A (en) * 2016-10-17 2017-03-08 南京大德减震科技有限公司 A kind of three-dimensional shock isolation support of predeterminable vertical initial stiffness
CN106499079A (en) * 2016-10-17 2017-03-15 安徽信泽科技有限公司 A kind of three-dimensional isolation device of adjustable vertical to early stage rigidity
CN106639455A (en) * 2016-10-17 2017-05-10 南京大德减震科技有限公司 Three-dimensional shock isolation device with presettable initial vertical rigidity
CN106337592B (en) * 2016-10-17 2020-11-10 安徽信泽科技有限公司 Rubber air spring damper capable of adjusting early rigidity
CN106499079B (en) * 2016-10-17 2020-11-13 安徽信泽科技有限公司 Three-dimensional shock isolation device capable of adjusting vertical early rigidity
CN108980270A (en) * 2018-08-13 2018-12-11 辽宁工程技术大学 A kind of Power-equipment Foundation shock mount

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