CN201330515Y - Series composite-base shock isolation device - Google Patents
Series composite-base shock isolation device Download PDFInfo
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- CN201330515Y CN201330515Y CNU2008201827806U CN200820182780U CN201330515Y CN 201330515 Y CN201330515 Y CN 201330515Y CN U2008201827806 U CNU2008201827806 U CN U2008201827806U CN 200820182780 U CN200820182780 U CN 200820182780U CN 201330515 Y CN201330515 Y CN 201330515Y
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Abstract
The utility model relates to a shock isolation device, in particular to a series composite-base shock isolation device, which comprises a bottom steel plate, a middle steel plate and a top steel plate. A steel plate group and pull ropes are mounted between the bottom steel plate and the middle steel plate, the steel plate group is disposed at a center of symmetry of the bottom steel plate and the middle steel plate, a damping cushion is mounted between every two steel plates in the steel plate group, a main steel core column and auxiliary steel core columns are mounted between the middle steel plate and the top steel plate, the upper ends of the main steel core column and the auxiliary steel core columns are sleeved with top pressing sleeves connected with the top steel plate respectively, and the main steel core column and the auxiliary steel core columns at the lower ends of the top pressing sleeves are respectively sleeved with disc spring groups, inner sleeve barrels, shock absorbers and outer sleeve barrels. The utility model can weaken influence of horizontal and vertical action of earthquake force to the upper portion and share load of the upper portion, and has high vertical bearing capacity. Besides, the main steel core column is disposed at the center and the auxiliary steel core columns are distributed on the periphery uniformly, which can effectively reduce the height of the shock absorber, thereby providing high stability for the device.
Description
Technical field:
The utility model relates to a kind of earthquake isolating equipment, a kind of specifically series connection composite foundation earthquake isolating equipment.
Background technology:
Along with rapid development of economy, increasing of urban population, earthquake just human life in serious threat, be mainly reflected in the significant damage that seimic building collapsing causes human security, especially after the Sichuan Wenchuan earthquake takes place, by the building destruction analysis being found the reason that construction cracking destroys is caused by horizontal seismic force that not only the vertical effect of seismic forces is also very obvious to the influence of building.At how effectively reducing the earthquake disaster influence, reduce the possibility of building collapsing, people have carried out deep research from building energy-eliminating shock-insulating control angle, various feasible control thoughts have been proposed, base isolation technology in wherein using with Passive Control is most widely used, China has put into effect special technical specification and has instructed actual engineering design, but the research direction of the existing isolation energy dissipation control device of China concentrates on mostly and reduces to greatest extent or isolation two-way horizontal geological process, and to weakening vertical earthquake effect research seldom.
Summary of the invention:
It is single that goal of the invention of the present utility model is to overcome existing base isolation device effect, the deficiency of level of isolation and perpendicular several geological processes and provide a kind of and can effectively alleviate the series connection composite foundation earthquake isolating equipment of vertical earthquake response simultaneously with advancing the level of isolation earthquake.
The utility model adopts following technical scheme:
A kind of series connection composite foundation earthquake isolating equipment, comprise the bottom steel plate, the middle part steel plate, the top steel plate, between described bottom steel plate and the middle part steel plate steel plate group and drag-line are housed, this steel plate group places the symmetrical centre position of bottom steel plate and middle part steel plate, between every adjacent two of this steel plate group beam is housed, described drag-line places around this steel plate group, main steel core post and auxiliary steel core post are housed between described middle part steel plate and the top steel plate, the upper end of this main steel core post and auxiliary steel core post is respectively installed with the top gland that is connected with the top steel plate, the main steel core post of gland lower end, top and auxiliary steel core post are set with the disk spring group outward respectively successively, inner sleeve, shock reducing structure, outer sleeve, the bottom and the middle connecting plate of this outer sleeve are affixed.
The utility model of employing technique scheme compared with prior art, the level and the vertical effect that can effectively weaken seismic forces are also born upper load jointly to the influence of superstructure, has higher vertical bearing capacity, under the normal mode of occupation of building structure, conventional load that can the safety supports superstructure guarantees the normal instructions for use of building structure.And because main steel core post centre, around auxiliary steel core post is distributed on, can effectively hang down the height of isolator, for device provides stability preferably, this device has suitable vertical rigidity, horizontal rigidity and damping capacity, and rigidity and damping are easy to adjust, restore easily the shake back, stable performance.
Description of drawings:
Fig. 1 is a structural representation of the present utility model.
The specific embodiment:
Below in conjunction with drawings and Examples in detail the utility model is described in detail:
A kind of series connection composite foundation earthquake isolating equipment, referring to accompanying drawing 1, form by bottom steel plate 1, rubber pad 2, drag-line 3, middle part steel plate 4, first outer sleeve 5, first shock reducing structure 6, first inner sleeve 7, auxiliary steel core post 8, the first disk spring group 9, the first top gland 10, top steel plate 11, the second top gland 12, main steel core post 13, the second disk spring group 14, second inner sleeve 15, second shock reducing structure 16, second outer sleeve 17, steel plate 18.
Bottom steel plate 1 and middle part steel plate 4 are rectangular respectively, between bottom steel plate 1 and the middle part steel plate 4 steel plate group and the drag-line 3 that is made of steel plate 18 is housed, drag-line 3 is made by SMA (marmem), between every adjacent two steel plates 18 rubber pad 2 is housed, the steel plate group that is made of steel plate 18 places the symmetrical centre position of bottom steel plate 1 and middle part steel plate 4.
Drag-line 3 connects middle part steel plate 4 and bottom steel plate 1 around placing the steel plate group, totally eight of drag-lines 3, and each end face of middle part steel plate 4 is provided with two drag-lines 3, is the right-angled intersection shape and connects bottom steel plate 1.
Between middle part steel plate 4 and the top steel plate 11 main steel core post 13 and auxiliary steel core post 8 are housed, the upper end of main steel core post 13 is set with the second top gland 12 that is connected with top steel plate 11, the main steel core post 13 outer second disk spring group 14, second inner sleeve 15, second shock reducing structure 16, second outer sleeves 17 of being set with successively of 12 lower ends of the second top gland, the bottom of second inner sleeve 15 and second outer sleeve 17 is connected with middle part steel plate 04 respectively, and wherein second shock reducing structure 16 adopts VE viscoelasticity damping material to make.
Auxiliary steel core post 8 is that the centre of gyration is distributed on the steel plate 4 of middle part radially with main steel core post 13, its quantity is four, the upper end of auxiliary steel core post 8 is set with the second top gland 10 that is connected with top steel plate 11, the auxiliary steel core post 8 outer first disk spring group 9, first inner sleeve 7, first shock reducing structure 6, first outer sleeves 5 of being set with successively in the lower end of the first top gland 10, the bottom of first inner sleeve 7 and first outer sleeve 5 is connected with middle part steel plate 4 respectively, and wherein first shock reducing structure 6 adopts VE viscoelasticity damping material to make.
The level and the vertical effect that can effectively weaken seismic forces are also born upper load jointly to the influence of superstructure, has higher vertical bearing capacity, under the normal mode of occupation of building structure, conventional load that can the safety supports superstructure guarantees the normal instructions for use of building structure.And because the master collet centre around auxiliary socket is distributed on, can effectively hang down the height of isolator, for device provides stability preferably, this device has suitable vertical rigidity, horizontal rigidity and damping capacity, rigidity and damping are easy to adjust, and restore easily the shake back, stable performance.
Present embodiment can effectively weaken the level and the vertical effect of seismic forces upper load is also born in the influence of superstructure jointly, has higher vertical bearing capacity, under the normal mode of occupation of building structure, conventional load that can the safety supports superstructure guarantees the normal instructions for use of building structure.And because main steel core post 13 centres, around auxiliary steel core 8 posts are distributed on, can effectively hang down the height of isolator, for device provides stability preferably, this device has suitable vertical rigidity, horizontal rigidity and damping capacity, and rigidity and damping are easy to adjust, restore easily the shake back, stable performance.
Claims (3)
1, a kind of series connection composite foundation earthquake isolating equipment, comprise the bottom steel plate, the middle part steel plate, the top steel plate, it is characterized in that: between described bottom steel plate and the middle part steel plate steel plate group and drag-line are housed, this steel plate group places the symmetrical centre position of bottom steel plate and middle part steel plate, between every adjacent two of this steel plate group beam is housed, described drag-line places around this steel plate group, main steel core post and auxiliary steel core post are housed between described middle part steel plate and the top steel plate, the upper end of this main steel core post and auxiliary steel core post is respectively installed with the top gland that is connected with the top steel plate, the main steel core post of gland lower end, top and auxiliary steel core post are set with the disk spring group outward respectively successively, inner sleeve, shock reducing structure, outer sleeve, the bottom and the middle connecting plate of this inner sleeve and outer sleeve are affixed.
2, series connection composite foundation earthquake isolating equipment according to claim 1 is characterized in that: described auxiliary steel core post is on the steel plate of the uniform radially middle part of the centre of gyration with main steel core post, and the quantity of auxiliary steel core post is four.
3, series connection composite foundation earthquake isolating equipment according to claim 1, it is characterized in that: described middle part steel plate and bottom steel plate be rectangular structure respectively, totally eight of drag-lines bottom being located between steel plate and the middle part steel plate, each end face of described middle part steel plate is provided with two drag-lines, is the right-angled intersection shape and connects the bottom steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201827806U CN201330515Y (en) | 2008-12-25 | 2008-12-25 | Series composite-base shock isolation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201827806U CN201330515Y (en) | 2008-12-25 | 2008-12-25 | Series composite-base shock isolation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201330515Y true CN201330515Y (en) | 2009-10-21 |
Family
ID=41223894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201827806U Expired - Fee Related CN201330515Y (en) | 2008-12-25 | 2008-12-25 | Series composite-base shock isolation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201330515Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101761147B (en) * | 2010-01-28 | 2011-05-04 | 大连理工大学 | Three-dimensional isolation device |
| CN102182258A (en) * | 2011-03-31 | 2011-09-14 | 东南大学 | Double-layer multi-dimensional shock isolation/absorption device |
| CN102409777A (en) * | 2011-09-30 | 2012-04-11 | 福州大学 | Structural three-dimensional shock isolation and anti-overturning device |
| CN114922296A (en) * | 2022-05-26 | 2022-08-19 | 海南大学 | Three-dimensional energy-consumption shock insulation support |
-
2008
- 2008-12-25 CN CNU2008201827806U patent/CN201330515Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101761147B (en) * | 2010-01-28 | 2011-05-04 | 大连理工大学 | Three-dimensional isolation device |
| CN102182258A (en) * | 2011-03-31 | 2011-09-14 | 东南大学 | Double-layer multi-dimensional shock isolation/absorption device |
| CN102409777A (en) * | 2011-09-30 | 2012-04-11 | 福州大学 | Structural three-dimensional shock isolation and anti-overturning device |
| CN114922296A (en) * | 2022-05-26 | 2022-08-19 | 海南大学 | Three-dimensional energy-consumption shock insulation support |
| CN114922296B (en) * | 2022-05-26 | 2023-03-03 | 海南大学 | Three-dimensional energy-consumption shock-insulation support |
| US11879265B2 (en) | 2022-05-26 | 2024-01-23 | Hainan University | Three-dimensional energy dissipation and vibration isolation bearing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091021 Termination date: 20121225 |