CN105756213A - Serial connection vibration isolation structure used for vibration isolation or vibration absorption - Google Patents
Serial connection vibration isolation structure used for vibration isolation or vibration absorption Download PDFInfo
- Publication number
- CN105756213A CN105756213A CN201610130326.5A CN201610130326A CN105756213A CN 105756213 A CN105756213 A CN 105756213A CN 201610130326 A CN201610130326 A CN 201610130326A CN 105756213 A CN105756213 A CN 105756213A
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- Prior art keywords
- isolation
- bearing
- buckstay
- layer
- vibration isolation
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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
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/98—Protection against other undesired influences or dangers against vibrations or shocks; against mechanical destruction, e.g. by air-raids
Abstract
The invention discloses a serial connection vibration isolation structure used for vibration isolation or vibration absorption. The structure comprises at least two layers of vibration isolation layers which are arrayed along the vertical direction; a rigid beam assembly is connected between the two adjacent layers of vibration isolation layers. The serial connection vibration isolation structure used for the vibration isolation or vibration absorption can be used for greatly reducing the rigidity of the vibration isolation layers and improving the vibration absorption efficiency of the vibration isolation structure.
Description
Technical field
The present invention relates to a kind of structure for building, have, relate to a kind of series connection isolation structure for shock insulation or vibration damping.
Background technology
As depicted in figs. 1 and 2, current isolation structure is and is being arranged below a Seismic Isolation of Isolation Layer being made up of shock isolating pedestal by isolation structure.The cycle of isolation structure is extended, thus reducing by the geological process of isolation structure or vibration effect by the Seismic Isolation of Isolation Layer of little rigidity large deformation.The rigidity of this Seismic Isolation of Isolation Layer is combined by all of shock isolating pedestal, and the rigidity of shock isolating pedestal is determined by the diameter of bearing and height.Improve shock insulation or damping efficiency, it is necessary to reduce the rigidity of shock isolating pedestal, namely reduce bearing diameter or increase height of support.The diameter of bearing is determined by the vertical pressure of isolation structure can not be too small, and the height of bearing can not be too high by the impact of bearing stability, and the gross thickness of general control rubber layer is within the 1/5 of bearing diameter.Therefore, conventional isolation structure minimum level rigidity is often limited by vertical load, it is impossible to reach minimum demand rigidity.
Summary of the invention
Technical problem: the technical problem to be solved is to provide a kind of series connection isolation structure for shock insulation or vibration damping, it is possible to be greatly reduced the rigidity of Seismic Isolation of Isolation Layer, improves the damping efficiency of isolation structure.
Technical scheme: for solving above-mentioned technical problem, the embodiment of the present invention the technical scheme is that
A kind of series connection isolation structure for shock insulation or vibration damping, this structure includes the Seismic Isolation of Isolation Layer that at least two-layer vertically arranges, and is connected to buckstay assembly between adjacent two layers Seismic Isolation of Isolation Layer.
As preference, in described Seismic Isolation of Isolation Layer, every layer of Seismic Isolation of Isolation Layer is provided with multiple bearing, and bearing is arranged in array within the same layer.
As preference, in described Seismic Isolation of Isolation Layer, the bearing in each Seismic Isolation of Isolation Layer is mutually corresponding to be laid.
As preference, described buckstay assembly includes the buckstay of crisscross connection, and the connection intersection point of buckstay is corresponding with the bearing in Seismic Isolation of Isolation Layer.
As the fixing connection in bottom surface of preference, the end face of described buckstay and the bearing being positioned at above buckstay assembly, the bottom surface of described buckstay is fixing connection with the end face of the bearing being positioned at below buckstay assembly.
Beneficial effect: compared with prior art, the technical scheme of the embodiment of the present invention has the advantages that
1., at equal vertical load, the series connection isolation structure of the embodiment of the present invention can have less horizontal rigidity.In the present invention, by arranging buckstay assembly, the bearing in each upper and lower Seismic Isolation of Isolation Layer is together in series.First, after bearing series connection, the area of vertical bearing load does not change, therefore the diameter of series connection rear support remains unchanged；Secondly, if arranging two-layer Seismic Isolation of Isolation Layer, then the height of series connection rear support adds one times, and the thickness of the rubber layer in bearing also increases one times, and the area of section of bearing remains unchanged.For the shock isolating pedestal that deformation in shear type is main, the horizontal rigidity of its correspondence also reduced 50%.Therefore, the horizontal rigidity of whole Seismic Isolation of Isolation Layer also reduced 50%, and the horizontal rigidity of isolation structure is mainly determined by Seismic Isolation of Isolation Layer, therefore the horizontal rigidity of isolation structure have dropped 50%.
2. there is higher damping efficiency.The series connection isolation structure of the embodiment of the present invention, owing to the horizontal rigidity of isolation structure of connecting declines 50%, therefore the cycle of series connection isolation structure is to extending more than 40% than conventional isolation structure.About 35% can be reduced according to the earthquake load effects of its correspondence of response spectrum method.
3. solve that bearing is too high and the destabilization problems that causes.The series connection isolation structure of the embodiment of the present invention, owing to introducing buckstay between the bearing of each Seismic Isolation of Isolation Layer, it is possible to the flexural deformation that constraint bearing produces in horizontal distortion process well.When the rigidity of buckstay is sufficiently large, for upper and lower two bearings, its mechanical characteristic and single shock isolating pedestal are identical.As long as being positioned at the rubber layer gross thickness of single bearing above or below buckstay with the diameter of bearing at certain proportion (being preferably 1:5), still may insure that and unstability will not occur.
Accompanying drawing explanation
Fig. 1 is the structural representation figure in prior art before isolation structure deformation；
Fig. 2 is the structural representation figure in prior art after isolation structure deformation；
Fig. 3 is the structural representation before embodiment of the present invention deformation；
Fig. 4 is the structural representation after embodiment of the present invention deformation；
Fig. 5 is the top view of the embodiment of the present invention.
Figure has: Seismic Isolation of Isolation Layer 1, buckstay assembly 2, bearing 101, buckstay 201, vertical member 3.
Detailed description of the invention
Below in conjunction with accompanying drawing, the technical scheme of the embodiment of the present invention is described in detail.
As shown in Figures 3 to 5, the embodiment of the present invention provides a kind of series connection isolation structure for shock insulation or vibration damping, and this structure includes the Seismic Isolation of Isolation Layer 1 that at least two-layer vertically arranges, and is connected to buckstay assembly 2 between adjacent two layers Seismic Isolation of Isolation Layer 1.
The series connection isolation structure of said structure, by introducing buckstay assembly 2 in the vertical plane of Seismic Isolation of Isolation Layer 1, is together in series the bearing 101 in Seismic Isolation of Isolation Layer 1 by buckstay assembly 2.So, relative to prior art, embodiment improves the height of bearing, there is the damping efficiency of less horizontal rigidity and Geng Gao, but simultaneously further through the rotational restraint of buckstay, it is to avoid the unstability of bearing.The structure of bearing 101 is prior art.Containing rubber layer in bearing 101.
In the above-described embodiments, in described Seismic Isolation of Isolation Layer 1, every layer of Seismic Isolation of Isolation Layer is provided with multiple bearing 101, and bearing 101 is arranged in array within the same layer.As preferably, in described Seismic Isolation of Isolation Layer 1, bearing 101 correspondence mutually in each Seismic Isolation of Isolation Layer is laid.It is to say, vertically to, each bearing in Seismic Isolation of Isolation Layer 1 101 is mutually corresponding.
Preferably, described buckstay assembly 2 includes the buckstay 201 of crisscross connection, and the bearing 101 connected in intersection point and Seismic Isolation of Isolation Layer 1 of buckstay 201 is corresponding.It is to say, connection intersection point and bearing 101 between buckstay 201 are corresponding.The end face of described buckstay 201 is fixing with the bottom surface of the bearing 101 being positioned at above buckstay assembly 2 to be connected, and the bottom surface of described buckstay 201 is fixing connection with the end face of the bearing 101 being positioned at below buckstay assembly 2.
In the series connection isolation structure of the present embodiment, connected upper and lower two relative bearings 101 by buckstay 201.Improved the height of bearing by bearing of connecting, and reduce the rigidity of bearing.By arranging buckstay 201, it is achieved the rotational restraint of bearing 101, it is prevented that bearing 101 is too high and the unstability that causes.
The crisscross laying in horizontal plane of buckstay 201 in the present embodiment, is provided with buckstay in machine and transverse direction, to ensure all to realize in both direction in plane rotational restraint.The buckstay of any direction is at least supported on the bearing of 2 or more than 2, to guarantee the realization of buckstay tied mechanism.Buckstay 201 has enough rigidity in vertical plane, and realizes, by two groups and bearing more than two, the constraint that in vertical plane, shock isolating pedestal rotates.
The series connection isolation structure of the present embodiment, after buckstay realizes bending constraint, substantially the height of bearing is improve 1 times, and the area of section of bearing is constant, therefore the horizontal rigidity of bearing about have dropped 50%, substantially increase the cycle of isolation structure so that reduced about 35% by the vibration of isolation structure, substantially increase damping efficiency.
To arrange two-layer Seismic Isolation of Isolation Layer, during use, first arranging one layer of bearing on the basis or substructure of isolation structure, the bottom surface of bearing is connected with basis or substructure.Then at ground floor bearing crisscross buckstay arranged above, buckstay is fixing with the end face of ground floor bearing to be connected.Subsequently, above buckstay, one layer of bearing, i.e. second layer bearing are arranged again.The bottom surface of second layer bearing is connected with the end face of buckstay.The end face of second layer bearing is connected with the buttress of superstructure or the vertical member such as pillar, body of wall 3.
The ultimate principle of the present invention, principal character and advantage have more than been shown and described.Skilled person will appreciate that; the present invention is not by the restriction of above-mentioned specific embodiment; description in above-mentioned specific embodiment and description is intended merely to and further illustrates principles of the invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements both fall within the claimed scope of the invention.The scope of protection of present invention is defined by claims and equivalent thereof.
Claims (5)
1. the series connection isolation structure for shock insulation or vibration damping, it is characterised in that this structure includes the Seismic Isolation of Isolation Layer (1) that at least two-layer vertically arranges, and is connected to buckstay assembly (2) between adjacent two layers Seismic Isolation of Isolation Layer (1).
2. the series connection isolation structure for shock insulation or vibration damping described in claim 1, it is characterised in that in described Seismic Isolation of Isolation Layer (1), every layer of Seismic Isolation of Isolation Layer is provided with multiple bearing (101), and bearing (101) is arranged in array within the same layer.
3. the series connection isolation structure for shock insulation or vibration damping described in claim 2, it is characterised in that in described Seismic Isolation of Isolation Layer (1), the bearing (101) in each Seismic Isolation of Isolation Layer is mutually corresponding to be laid.
4. the series connection isolation structure for shock insulation or vibration damping described in claim 3, it is characterized in that, described buckstay assembly (2) includes the buckstay (201) of crisscross connection, and the bearing (101) in the connection intersection point of buckstay (201) and Seismic Isolation of Isolation Layer (1) is corresponding.
5. the series connection isolation structure for shock insulation or vibration damping described in claim 4, it is characterized in that, the end face of described buckstay (201) is fixing with the bottom surface of the bearing (101) being positioned at buckstay assembly (2) top to be connected, and the bottom surface of described buckstay (201) is fixing with the end face of the bearing (101) being positioned at below buckstay assembly (2) to be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610130326.5A CN105756213A (en) | 2016-03-09 | 2016-03-09 | Serial connection vibration isolation structure used for vibration isolation or vibration absorption |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610130326.5A CN105756213A (en) | 2016-03-09 | 2016-03-09 | Serial connection vibration isolation structure used for vibration isolation or vibration absorption |
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| Publication Number | Publication Date |
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| CN105756213A true CN105756213A (en) | 2016-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610130326.5A Pending CN105756213A (en) | 2016-03-09 | 2016-03-09 | Serial connection vibration isolation structure used for vibration isolation or vibration absorption |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106193358A (en) * | 2016-08-31 | 2016-12-07 | 四川省建筑科学研究院 | A kind of array disc type energy-eliminating shock-absorbing device |
| CN106193750A (en) * | 2016-08-31 | 2016-12-07 | 四川省建筑科学研究院 | A kind of combination disc type energy-eliminating shock-absorbing device |
| CN109914635A (en) * | 2019-04-10 | 2019-06-21 | 重庆大学 | A kind of rotation friction energy-dissipating wall |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3312268B2 (en) * | 1996-03-05 | 2002-08-05 | ニッタ株式会社 | Light load seismic isolation device |
| CN103122969A (en) * | 2013-02-05 | 2013-05-29 | 上海大学 | Three-dimensional shock isolation device |
| JP2013253412A (en) * | 2012-06-06 | 2013-12-19 | Shimizu Corp | Base-isolated building |
| JP5799630B2 (en) * | 2011-07-19 | 2015-10-28 | 株式会社大林組 | Seismic isolation device |
-
2016
- 2016-03-09 CN CN201610130326.5A patent/CN105756213A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3312268B2 (en) * | 1996-03-05 | 2002-08-05 | ニッタ株式会社 | Light load seismic isolation device |
| JP5799630B2 (en) * | 2011-07-19 | 2015-10-28 | 株式会社大林組 | Seismic isolation device |
| JP2013253412A (en) * | 2012-06-06 | 2013-12-19 | Shimizu Corp | Base-isolated building |
| CN103122969A (en) * | 2013-02-05 | 2013-05-29 | 上海大学 | Three-dimensional shock isolation device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106193358A (en) * | 2016-08-31 | 2016-12-07 | 四川省建筑科学研究院 | A kind of array disc type energy-eliminating shock-absorbing device |
| CN106193750A (en) * | 2016-08-31 | 2016-12-07 | 四川省建筑科学研究院 | A kind of combination disc type energy-eliminating shock-absorbing device |
| CN109914635A (en) * | 2019-04-10 | 2019-06-21 | 重庆大学 | A kind of rotation friction energy-dissipating wall |
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Application publication date: 20160713 |