CN110005070A - A kind of intelligence adjusting three-dimensional shock isolation support - Google Patents
A kind of intelligence adjusting three-dimensional shock isolation support Download PDFInfo
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- CN110005070A CN110005070A CN201910359472.9A CN201910359472A CN110005070A CN 110005070 A CN110005070 A CN 110005070A CN 201910359472 A CN201910359472 A CN 201910359472A CN 110005070 A CN110005070 A CN 110005070A
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- cover plate
- groove
- upper cover
- lower cover
- top shell
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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
-
- 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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- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
- Springs (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The present invention discloses a kind of intelligence adjusting three-dimensional shock isolation support, including bottom plate, and plate upper surface is equipped with the first groove, is placed with lower cover plate in the first groove, is connected between lower cover plate and bottom plate by horizontal seismic isolation spring, realizes horizontal seismic isolation；The upper surface of lower cover plate is provided with the second groove, and upper cover plate is socketed in the second groove, can be achieved to be freely rotated and transmit vertical and horizontal direction active force between upper cover plate and lower cover plate；The upper surface of upper cover plate is equipped with third groove, and top shell is socketed in third groove, and top shell lower surface is equipped with the 4th groove, and hollow structure has been collectively formed in upper cover plate and top shell, is connected by adjustable support rod with vertical earthquake isolating spring between upper cover plate and top shell.Realize vertically adjustable shock insulation.The shock isolating pedestal can avoid the too low influence deformation of existing support stiffness and strength performance, while the support of higher stiffness under geological process being avoided to influence isolating affection, convenient for the realization of large span spatial structure three-dimensional isolation system.
Description
Technical field
The invention belongs to structural vibration control technical field of isolation, have three-dimensional isolation ability more particularly to one kind, simultaneous
The intelligence of Gu Jingli bearing capacity and shock insulation ability adjusts three-dimensional shock isolation support.
Background technique
Seismic isolation technology is to be connected between building superstructure and ground using flexible shock isolating pedestal, so that top be protected to tie
Technology of the structure from eaerthquake damage.Structure is under geological process, and vibratory response amplitude and earthquake motion driving frequency and structure are certainly
The ratio between vibration frequency (frequency ratio) is closely related, as shown in Figure 1.When frequency ratio is near 1, structural response is significantly higher than earthquake vibration
Width, i.e. generation covibration；When frequency ratio is less than 1, a little higher than seismic amplitude of structural response；When frequency ratio is greater than 1.414, structure
Response is lower than seismic amplitude, and structural response is reduced with frequency than increasing.General house, office the building natural frequency of vibration
It is higher.Seismic isolation technology changes vibration characteristics by the way that vibration isolating suspension is arranged, so that natural frequency of structures reduces, improves frequency
Rate ratio, reduces seismic structural response, i.e. realization isolating affection.And the vertical motion of large span spatial structure is responded, it erects
It is lower to the natural frequency of vibration, it needs to be arranged the lower Low rigidity vibration isolating suspension of frequency to reduce the vertical natural frequency of vibration of structure, improves frequency
Rate ratio realizes isolating affection.
Summary of the invention
Purpose of the invention is to overcome the shortcomings in the prior art, provides a kind of intelligence adjusting three-dimensional shock isolation support,
The shock isolating pedestal of large span spatial structure is set to meet Low rigidity under geological process while the high rigidity for meeting static(al) carrying requires
Shock insulation demand avoids the too low influence deformation of existing support stiffness and strength performance, while avoiding higher stiffness under geological process
Support influence isolating affection, convenient for the realization of large span spatial structure three-dimensional isolation system.
The purpose of the present invention is what is be achieved through the following technical solutions:
A kind of intelligence adjusts three-dimensional shock isolation support, including bottom plate, and the plate upper surface is equipped with the first groove, and described first
It is placed with lower cover plate in groove, is connected between the lower cover plate and bottom plate by horizontal seismic isolation spring, realizes horizontal seismic isolation；It is described
The upper surface of lower cover plate is provided with the second groove, is socketed with upper cover plate in second groove, the upper cover plate and lower cover plate it
Between can be achieved to be freely rotated and transmit vertical and horizontal direction active force；The upper surface of the upper cover plate is equipped with third groove, institute
It states and is socketed with top shell in third groove, top shell lower surface is equipped with the 4th groove, and the upper cover plate and top shell have been collectively formed hollow
Structure is connected by adjustable support rod with vertical earthquake isolating spring between the upper cover plate and top shell, realizes vertically adjustable shock insulation.
The adjustable support rod uses magnetorheological principle, is provided with electromagnet and controller, can be adjusted by controller outer
Add electric current, control magnetic field size, adjusting strut mechanical property is high rigidity spring to rigid state or the Low rigidity spring of connecing to without even
Connect state.Further, between the vertical earthquake isolating spring and upper cover plate and top shell using welding, be bolted or pin shaft connect
It connects.
Further, between the horizontal seismic isolation spring and lower cover plate and bottom plate using welding, be bolted or pin shaft connect
It connects.
Further, the bottom plate is round or polygonized structure.
Further, friction material, viscid material are provided between the bottom plate and lower cover plate, between lower cover plate and upper cover plate
Material or lubriation material.
Compared with prior art, the beneficial effects brought by the technical solution of the present invention are as follows:
Using shock insulation spring and adjustable support rod, vertical rigidity usually is provided by adjustable support rod；It is adjustable when earthquake occurs
Section strut can reduce rigidity, carry out the shock insulation that vertically and horizontally consumes energy by shock insulation spring.It can avoid usually support stiffness mistake
Low influence deformation and strength performance, while the support of higher stiffness under geological process being avoided to influence isolating affection, realization takes into account
Structure usually under loaded state needed for high rigidity and geological process under needed for Low rigidity adjustable three-dimensional shock isolation support, and
And be required to realize that intelligence is adjusted according to the different of state, it is suitable for large span spatial structure three-dimensional isolation system.
Detailed description of the invention
Fig. 1 is the relational graph of vibratory response amplitude and the ratio between earthquake motion driving frequency and natural frequency of structures (frequency ratio).
Fig. 2 is the positive structure diagram of shock isolating pedestal of the present invention.
Fig. 3 is the schematic perspective view of shock isolating pedestal of the present invention.
Appended drawing reference: 1- adjustable support rod, 2- vertical earthquake isolating spring, 3- top shell, 4- upper cover plate, 5- lower cover plate, 6- are horizontal
Shock insulation spring, 7- bottom plate
Specific embodiment
The present invention is described in further detail below in conjunction with the drawings and specific embodiments.It should be appreciated that described herein
Specific embodiment be only used to explain the present invention, be not intended to limit the present invention.
Referring to Fig. 2-3, intelligence of the invention adjusts three-dimensional shock isolation support, including several adjustable support rods 1, it is several vertically every
Shake spring 2, a top shell 3, a upper cover plate 4.Top shell 3 and a upper cover plate 4 pass through adjustable support rod 1 and vertical earthquake isolating spring
2 connections realize that shock insulation is adjusted in vertical intelligent, can satisfy vertical relative motion between top shell 3 and upper cover plate 4 and can transmit water
Straight snips power may be implemented to be freely rotated and transmit vertical and horizontal force, lower cover plate 5 and bottom plate 7 between upper cover plate 4 and lower cover plate 5
Between can horizontal direction sliding, and using horizontal seismic isolation spring 6 connect, realize horizontal seismic isolation.
Top shell 3, upper cover plate 4, lower cover plate 5 and bottom plate 7 open up fluted in the present embodiment, and lower cover plate 5 is located at bottom plate 7
In groove, upper cover plate 4 is located in the groove of lower cover plate 5, and top shell 3 is located in the groove of upper cover plate 4, and the groove of top shell 3 with it is upper
The groove of cover board 4 collectively constitutes hollow cylindrical structure.
Magnetorheological principle can be used in adjustable support rod 1, has electromagnet and intelligent controller, can intelligently adjust impressed current
Control the size in magnetic field.When impressed current is higher, intelligent adjustable support rod 1 is under strong magnetic field action, and magnetorheological fluid is in height
Viscosity state, intelligent 1 mechanical property of adjustable support rod are similar to high rigidity spring or just connect.When electric current is lower or cuts off electric current,
Intelligent adjustable support rod 1 is under downfield effect, and magnetorheological fluid is in low viscosity state, intelligent 1 mechanical property of adjustable support rod
It can be similar to Low rigidity spring or connectionless.
Adjustable support rod 1 and top shell 3 and the connection type of upper cover plate 4 use but are not limited only to welding, spiral shell in the present embodiment
Tether connect, pin shaft connection etc..
Vertical earthquake isolating spring 2 uses with top shell 3 and the connection type of upper cover plate 4 but is not limited only to weld, is bolted, sells
Axis connection etc.
Horizontal seismic isolation spring 6 uses with the connection type of lower cover plate 5 and bottom plate 7 but is not limited only to weld, is bolted, sells
Axis connection etc..
Usually under loaded state, keep 1 impressed current of adjustable support rod high, the approximate high rigidity spring of adjustable support rod 1 or
It just connects, after adjustable support rod 1 is in parallel with vertical earthquake isolating spring 2, mechanical property is equivalent to high rigidity spring or just connects.When detecting
When earthquake occurs, 1 intelligent controller of adjustable support rod reduces or cutting impressed current, and adjustable support rod 1 is changed into Low rigidity
Spring is connectionless, and after adjustable support rod 1 is in parallel with vertical earthquake isolating spring 2, mechanical property is equivalent to Low rigidity spring.By can
The adjusting for adjusting 1 state of strut realizes that the intelligence for adjusting three-dimensional shock isolation support vertical rigidity to intelligence is adjusted, and satisfaction takes into account structure
The usually demand of Low rigidity required under high rigidity and geological process required under loaded state, and realize the intelligence of different conditions
It adjusts.
Specifically, the quantity and layout type of adjustable support rod 1 and vertical earthquake isolating spring 2 can by actual requirement of engineering into
Row adjustment is not limited to an intelligent adjustable support rod 1 and four vertical earthquake isolating springs 2 shown in Fig. 2, is also not necessarily limited to center arrangement intelligence
The form of energy adjustable support rod 1 and peripheral disposition vertical earthquake isolating spring 2.
Specifically, top shell 3 and 4 shape of upper cover plate can be adjusted by actual requirement of engineering, it is not limited to circle shown in Fig. 2-3
Shape, it is also possible to for shapes such as rectangle or polygons.
Specifically, adjustable support rod 1 realizes that intelligent control and stiffness tuning are not limited to magnetorheological principle, such as hydraulic, magnetic
Cause the methods of is stretched.Controller can integrate in intelligent adjustable support rod 1, can also in addition arrange.
Specifically, 6 quantity of horizontal seismic isolation spring and layout type can be adjusted by actual requirement of engineering, it is not limited to figure
Four horizontal seismic isolation springs 6 shown in 3, also unlimited level respectively arranges the form of a horizontal seismic isolation spring 6 around.This Outer Bottom Plating
7 shapes can be adjusted by actual requirement of engineering, be not limited to rectangle shown in Fig. 2-3, it is also possible to for shapes such as round or polygons.
Specifically, between upper cover plate 4 and lower cover plate 5, between lower cover plate 5 and bottom plate 7 be friction material or viscid material,
It can be lubriation material.
When intelligence of the invention, which adjusts three-dimensional shock isolation support, is used for large span spatial structure, installation method is:
Intelligence adjusts three-dimensional shock isolation support and forms entirety, is directly mounted at large span spatial structure support, top shell 3 and space
Structure is connected, and bottom plate 7 is connected with lower support structure, forms three-dimensional shock isolation support, forms large span spatial structure three-dimensional isolation body
System.
The present invention is not limited to embodiments described above.Above the description of specific embodiment is intended to describe and say
Bright technical solution of the present invention, the above mentioned embodiment is only schematical, is not restrictive.This is not being departed from
In the case of invention objective and scope of the claimed protection, those skilled in the art may be used also under the inspiration of the present invention
The specific transformation of many forms is made, within these are all belonged to the scope of protection of the present invention.
Claims (6)
1. a kind of intelligence adjusts three-dimensional shock isolation support, which is characterized in that including bottom plate, it is recessed that the plate upper surface is equipped with first
Slot is placed with lower cover plate in first groove, is connected between the lower cover plate and bottom plate by horizontal seismic isolation spring, realizes water
Flat shock insulation；The upper surface of the lower cover plate is provided with the second groove, and upper cover plate, the upper cover plate are socketed in second groove
It can be achieved to be freely rotated and transmit vertical and horizontal direction active force between lower cover plate；The upper surface of the upper cover plate is equipped with the
Three grooves, top shell is socketed in the third groove, and top shell lower surface is equipped with the 4th groove, the upper cover plate and the common shape of top shell
It at there is hollow structure, is connected by adjustable support rod with vertical earthquake isolating spring between the upper cover plate and top shell, realization vertically may be used
Adjust shock insulation.
2. a kind of intelligence adjusts three-dimensional shock isolation support according to claim 1, which is characterized in that the adjustable support rod uses
Magnetorheological principle, is provided with electromagnet and controller, can adjust impressed current by controller, control magnetic field size, adjust support
Bar mechanical property is high rigidity spring to just connecing state or Low rigidity spring to connectionless state.
3. according to claim 1 it is a kind of intelligence adjust three-dimensional shock isolation support, which is characterized in that the vertical earthquake isolating spring with
Between upper cover plate and top shell using welding, be bolted or pin shaft connection.
4. according to claim 1 it is a kind of intelligence adjust three-dimensional shock isolation support, which is characterized in that the horizontal seismic isolation spring with
Between lower cover plate and bottom plate using welding, be bolted or pin shaft connection.
5. a kind of intelligence adjusts three-dimensional shock isolation support according to claim 1, which is characterized in that the bottom plate is round or more
Side shape structure.
6. a kind of intelligence adjusts three-dimensional shock isolation support according to claim 1, which is characterized in that the bottom plate and lower cover plate it
Between, between lower cover plate and upper cover plate be provided with friction material, viscid material or lubriation material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910359472.9A CN110005070A (en) | 2019-04-30 | 2019-04-30 | A kind of intelligence adjusting three-dimensional shock isolation support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910359472.9A CN110005070A (en) | 2019-04-30 | 2019-04-30 | A kind of intelligence adjusting three-dimensional shock isolation support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110005070A true CN110005070A (en) | 2019-07-12 |
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ID=67175255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910359472.9A Pending CN110005070A (en) | 2019-04-30 | 2019-04-30 | A kind of intelligence adjusting three-dimensional shock isolation support |
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| Country | Link |
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| CN (1) | CN110005070A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110952670A (en) * | 2019-12-13 | 2020-04-03 | 上海祥谷钢结构工程有限公司 | Dual gymnasium antidetonation support that resets |
| CN111042337A (en) * | 2019-12-18 | 2020-04-21 | 重庆大学 | Novel three-dimensional shock insulation support for large-span space structure |
| CN115182476A (en) * | 2022-08-11 | 2022-10-14 | 安徽工业大学 | Three-dimensional shock isolation system capable of achieving elastic limiting at ordinary times and unilateral limiting during working |
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| CN1702248A (en) * | 2005-07-22 | 2005-11-30 | 北京工业大学 | Curvature variable self-reset and protection three-dimensional shock damping and insulation energy dissipating support |
| CN201050209Y (en) * | 2007-05-30 | 2008-04-23 | 北京工业大学 | Friction-spring three-dimensional compound shock isolating pedestal |
| CN104563322A (en) * | 2015-01-29 | 2015-04-29 | 中南大学 | Multi-dimensional earthquake reducing and isolating supporting seat |
| CN205134598U (en) * | 2015-10-27 | 2016-04-06 | 山东科技大学 | Three -dimensional building isolation bearing |
| CN106639468A (en) * | 2016-11-16 | 2017-05-10 | 天津城建大学 | Three-dimensional vibration-insulation supporting seat of fiber magnetorheological fluid particles |
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2019
- 2019-04-30 CN CN201910359472.9A patent/CN110005070A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1702248A (en) * | 2005-07-22 | 2005-11-30 | 北京工业大学 | Curvature variable self-reset and protection three-dimensional shock damping and insulation energy dissipating support |
| CN201050209Y (en) * | 2007-05-30 | 2008-04-23 | 北京工业大学 | Friction-spring three-dimensional compound shock isolating pedestal |
| CN104563322A (en) * | 2015-01-29 | 2015-04-29 | 中南大学 | Multi-dimensional earthquake reducing and isolating supporting seat |
| CN205134598U (en) * | 2015-10-27 | 2016-04-06 | 山东科技大学 | Three -dimensional building isolation bearing |
| CN106639468A (en) * | 2016-11-16 | 2017-05-10 | 天津城建大学 | Three-dimensional vibration-insulation supporting seat of fiber magnetorheological fluid particles |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110952670A (en) * | 2019-12-13 | 2020-04-03 | 上海祥谷钢结构工程有限公司 | Dual gymnasium antidetonation support that resets |
| CN111042337A (en) * | 2019-12-18 | 2020-04-21 | 重庆大学 | Novel three-dimensional shock insulation support for large-span space structure |
| CN115182476A (en) * | 2022-08-11 | 2022-10-14 | 安徽工业大学 | Three-dimensional shock isolation system capable of achieving elastic limiting at ordinary times and unilateral limiting during working |
| CN115182476B (en) * | 2022-08-11 | 2024-03-29 | 安徽工业大学 | Three-dimensional vibration isolation system capable of achieving elastic limiting at ordinary times and unilateral limiting during working |
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