CN201865196U - Tensile measures for anti-overturning or vibration isolating support of vibration isolating structure - Google Patents

Tensile measures for anti-overturning or vibration isolating support of vibration isolating structure Download PDF

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Publication number
CN201865196U
CN201865196U CN2010202626534U CN201020262653U CN201865196U CN 201865196 U CN201865196 U CN 201865196U CN 2010202626534 U CN2010202626534 U CN 2010202626534U CN 201020262653 U CN201020262653 U CN 201020262653U CN 201865196 U CN201865196 U CN 201865196U
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China
Prior art keywords
bearing
shock insulation
support
vibration isolating
supporting seat
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Expired - Lifetime
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CN2010202626534U
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Chinese (zh)
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赵世峰
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赵世峰
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Abstract

The utility model provides vibration isolating measures capable of supplying tensile capacity; the vibration isolating measures can supply the tensile capacity and avoid self-locking when a vibration isolating layer is subjected by lateral great deformation; upper and lower ends of a vibration isolating tensile support are reversely and fixedly connected with lower and upper structures of the vibration isolating layer, so that a connecting support has tensile capacity and lateral great deformation capability; the vibration isolating tensile support or a compression-resisting vibration isolating support can adopt a sandwich rubber support, a steel plate sandwich rubber support with local arc surface, a friction sliding support, a rolling friction support or a support in series connection with the sandwich rubber cushion and the friction sliding plate; the steel plate sandwich rubber support with local arc surface is integrated by serially connecting arc surface steel plates and arc rubber sandwich layers at the upper part, the lower part or the middle part of the sandwich rubber cushion.

Description

Isolation structure overturning or slip resistance analysis or the measure of shock isolating pedestal tension
Technical field
The present invention relates to a kind of isolation structure overturning or slip resistance analysis or the measure of shock isolating pedestal tension joint construction; Go for isolation structure.The resistance to tension of shock isolating pedestal can be provided, the resistance to capsizing of shock insulation layer is provided, prevent the danger of toppling of high-rise isolation structure and large ratio of height to width isolation structure.
Background technology
At present, known seismic isolation technology is in the building structure bottom horizontal shock insulation layer to be set, it is base isolation, perhaps portion is provided with horizontal shock insulation layer under construction, i.e. interlayer shock insulation, but the shock isolating pedestal resistance to tension is very poor, the poor ability that causes shock insulation layer opposing overturning moment, can only lean on gravity opposing earthquake overturning moment, make the application of isolation structure in highrise building be restricted, especially the structure that depth-width ratio is big more is difficult to use seismic isolation technology.For adapting to rotational deformation, in bridge, adopt the bearing of sandwich rubber cushion series connection arc polytetrafluoroethylene (PTFE) friction slide-plates.
Summary of the invention
In the area of providing fortification against earthquakes, in highrise building, can not provide overturning or slip resistance analysis moment and use limited deficiency in order to overcome existing seismic isolation technology, the invention provides a kind of corrective measure, this measure can provide the resistance to tension of shock isolating pedestal, the ability of isolation structure opposing overturning moment is provided, the ability of opposing wind load is provided, the effect that horizontal shock insulation is arranged again simultaneously, take the deficiency of the easy self-locking of tension measure when overcoming the large deformation of shock insulation layer side direction, needing can be conveniently used in shock insulation, the damping building of bearing resistance to tension.Under level and vertical seismic loading, the present invention makes the shock insulation layer can transmit vertical pulling force, has extensional rigidity, overturning or slip resistance analysis rigidity.The present invention structure also can limit the local shock isolating pedestal that differential settlement brings and throw off, draws bad.For adapting to the bearing rotational deformation, the invention provides local improvement is the partial circle cambered surface interlayer of steel plate neoprene bearing of arc.
The technical solution adopted for the present invention to solve the technical problems is: be provided with under the horizontal shock insulation layer prerequisite according to conventional way, tension laminated rubber bearing is set in that the horizontal shock insulation layer of shock-insulation building is additional, tension laminated rubber bearing upper and lower end oppositely is connected with shock insulation layer bottom, superstructure; That is: fixedly connected with shock insulation layer substructure in tension laminated rubber bearing top, fixedlys connected with shock insulation layer superstructure in tension laminated rubber bearing bottom.This mode tensile supporting seat is opposite with the conventional resistance to compression shock isolating pedestal horizontal distortion direction that is provided with, and has side direction large deformation ability and resistance to tension.The pulling force of this mode tensile supporting seat passes to substructure by its sandwich rubber cushion pressure by top.When shock insulation layer tension, mode tensile supporting seat sandwich rubber cushion pressurized, this pressure passes to upper and lower fixedly connected, and then passes to bottom, superstructure, makes structure have resistance to tension at the shock insulation layer.Mode tensile supporting seat can adopt the laminated rubber bearing, the bearing that also can adopt friction slipper, rolling friction bearing or sandwich rubber cushion to connect with the frictional slip plate.This bearing can tension, has larger side concurrently to deformability.This tension connected mode also can be used for the existing isolation structure of no tension or overturning or slip resistance analysis measure is carried out overturning or slip resistance analysis, tension strengthening reconstruction.This mode tensile supporting seat can or be connected with the parallel connection of resistance to compression shock isolating pedestal in form.When mode tensile supporting seat adopts sandwich rubber cushion, also can adopt lead for retractable pencil, so that damping to be provided.
For adapting to the bearing rotational deformation, shock insulation mode tensile supporting seat and resistance to compression shock isolating pedestal also can adopt the laminated rubber bearing of top or bottom series connection arc surface steel plate and circular arc channel rubber; Utilize the arc of circular arc channel rubber to coordinate the bearing rotational deformation to shear strain.When rotational deformation is big, can adopt the laminated rubber bearing of top or bottom series connection multilayer arc surface steel plate and multilayer circular arc channel rubber.Arc surface steel plate and circular arc channel rubber also can be arranged on the middle part of laminated rubber bearing.This arc surface interlayer of steel plate neoprene bearing also can adopt lead for retractable pencil, and damping is provided.
At the additional shock insulation mode tensile supporting seat that is provided with of the horizontal shock insulation layer of shock-insulation building, shock insulation mode tensile supporting seat upper and lower end oppositely is connected with shock insulation layer bottom, superstructure, that is: fixedly connected with shock insulation layer substructure in shock insulation mode tensile supporting seat top, fixedlys connected with shock insulation layer superstructure in shock insulation mode tensile supporting seat bottom; The shock insulation mode tensile supporting seat can adopt laminated rubber bearing, partial circle cambered surface interlayer of steel plate neoprene bearing, the bearing that also can adopt friction slipper, rolling friction bearing or sandwich rubber cushion to connect with the frictional slip plate.
Partial circle cambered surface interlayer of steel plate neoprene bearing is top, bottom at sandwich rubber cushion or middle part series connection arc surface steel plate and circular arc channel rubber and become integral body; Tension or resistance to compression laminated rubber bearing can adopt partial circle cambered surface interlayer of steel plate neoprene bearing.
The invention has the beneficial effects as follows, the shock insulation mode tensile supporting seat has resistance to tension when having side direction large deformation ability, the resistance to capsizing of shock insulation layer can be provided, make seismic isolation technology in various depth-width ratio structures, to use, and the security reliability of not toppled limit.Under level and vertical seismic loading, make the shock insulation layer can transmit vertical pulling force, have extensional rigidity, overturning or slip resistance analysis rigidity.Mode tensile supporting seat also can limit the local shock isolating pedestal that differential settlement brings and throw off, draws bad.Overcome the deficiency that shock insulation layer in the present engineering can not tension, and the deficiency of the easy self-locking of shock insulation layer tension measure that can take at present.Also can be used for the existing isolation structure of no tension or overturning or slip resistance analysis measure is carried out overturning or slip resistance analysis, tension strengthening reconstruction.Measure is simple, and is little to the cost influence, also is feasible when specifically constructing, and realizes easily.The laminated rubber bearing of series connection arc surface steel plate and circular arc channel rubber can adapt to vertically rotating up and down of bearing.
Description of drawings
The present invention is further described below in conjunction with accompanying drawing.
Among Fig. 1~Figure 24: 1. being beam, 2. is post, 3. is tension laminated rubber bearing, 4. being resistance to compression laminated rubber bearing, 5. is the tension friction slipper, 6. is tension rolling friction bearing, 7. being the mode tensile supporting seat that friction plate is connected with rubber pad, 8. is rubber layer, 9. is steel plate, 10. be last connection steel plate, (11) for connecting down steel plate, (12) be last frictional slip plate, (13) under the frictional slip plate, (14) be last rolling friction plate, (15) are following rolling friction plate.
Fig. 1~Figure 17 is 13 kinds of joint construction form lateral sectional view of laminated rubber mode tensile supporting seat among the present invention.Wherein Fig. 4, Fig. 5 are two kinds of structural forms of 1-1 sectional drawing of Fig. 3, Figure 10, Figure 11 are two kinds of structural forms of 2-2 sectional drawing of Fig. 9, Figure 13, Figure 14 are two kinds of structural forms of 3-3 sectional drawing of Figure 12, and Figure 16, Figure 17 are two kinds of structural forms of 4-4 sectional drawing of Figure 15.When the shock insulation layer has vertical pulling force, externally under the tension, tension laminated rubber bearing pressurized among the figure, the opposing pulling force has side direction large deformation ability simultaneously.Figure 15~connected mode shown in Figure 17 can be advantageously used in the existing isolation structure of no tension or overturning or slip resistance analysis measure is carried out overturning or slip resistance analysis, tension strengthening reconstruction.
The shock insulation mode tensile supporting seat also can be used the bearing that friction slipper or rolling friction bearing and sandwich rubber cushion are connected with the frictional slip plate instead.Figure 18 adopts a kind of type of attachment sectional drawing of friction slipper for mode tensile supporting seat.Figure 19 adopts a kind of type of attachment sectional drawing of rolling friction bearing for mode tensile supporting seat.A kind of type of attachment sectional drawing that Figure 20 adopts sandwich rubber cushion to connect with the frictional slip plate for mode tensile supporting seat.Bear the bearing that the shock isolating pedestal of the vertical gravity load of superstructure can adopt laminated rubber bearing, friction slipper, rolling friction bearing or sandwich rubber cushion to connect with the frictional slip plate in a conventional manner.
Shock insulation mode tensile supporting seat and resistance to compression shock isolating pedestal also can adopt the laminated rubber bearing of top or bottom series connection arc surface steel plate and circular arc channel rubber, and the arc of circular arc channel rubber can adapt to the bearing rotational deformation to shear strain.Figure 21~Figure 22 is the laminated rubber bearing of top series connection arc surface steel plate and circular arc channel rubber.Figure 23~Figure 24 is the laminated rubber bearing of top series connection multilayer arc surface steel plate and multilayer circular arc channel rubber.Arc surface steel plate and circular arc channel rubber also can be arranged on the middle part of laminated rubber bearing.
The specific embodiment
3. or 4. among Fig. 1~Figure 20, the laminated rubber bearing, frictional slip plate (12) or (13), rolling friction plate (14) or (15) adopt conventional method to fixedly connected with upper and lower structure by built-in fitting, and connection can be used the bolt connection.As, for reinforced concrete structure, built-in fitting is set in the lower beam and builds the lower beam concrete, connect mode tensile supporting seat, reconnect built-in fitting in portion's beam, build top beam concrete, mode tensile supporting seat is as mode tensile supporting seat that tension laminated rubber bearing, tension friction slipper, tension rolling friction bearing, friction plate are connected with rubber pad.In Fig. 1~Figure 17, tension laminated rubber bearing is 3. by last, under connect steel plate 10., (11) be connected with built-in fitting in the beam, built-in fitting is embedded in the concrete beam, in Figure 18, the tension friction slipper is 5. by last, following frictional slip plate (12), (13) be connected with built-in fitting in the beam, in Figure 19, tension rolling friction bearing is 6. by last, following rolling friction plate (14), (15) be connected with built-in fitting in the beam, in Figure 20, the mode tensile supporting seat that friction plate is connected with rubber pad is 7. by last frictional slip plate (12), under connect steel plate (11) and be connected with built-in fitting in the beam.Fixedly connected part can adopt the conventional structure form, as: reinforced concrete structure, steel work, wooden construction.
When the shock insulation mode tensile supporting seat adopted sandwich rubber cushion, its diameter can be determined according to stressed size and deformation requirements.Can adopt the prestressing force measure in the beam, make the shock insulation mode tensile supporting seat be subjected to precompressed.
The laminated rubber bearing of series connection arc surface steel plate and circular arc channel rubber as Figure 21~bearing shown in Figure 24, can adopt the production method of common laminated rubber bearing.

Claims (2)

1. isolation structure overturning or slip resistance analysis or the measure of shock isolating pedestal tension, it is characterized in that: at the additional shock insulation mode tensile supporting seat that is provided with of the horizontal shock insulation layer of shock-insulation building, shock insulation mode tensile supporting seat upper and lower end oppositely is connected with shock insulation layer bottom, superstructure, that is: fixedly connected with shock insulation layer substructure in shock insulation mode tensile supporting seat top, fixedlys connected with shock insulation layer superstructure in shock insulation mode tensile supporting seat bottom; The shock insulation mode tensile supporting seat can adopt laminated rubber bearing, partial circle cambered surface interlayer of steel plate neoprene bearing, the bearing that also can adopt friction slipper, rolling friction bearing or sandwich rubber cushion to connect with the frictional slip plate.
2. isolation structure overturning or slip resistance analysis according to claim 1 or the measure of shock isolating pedestal tension is characterized in that: partial circle cambered surface interlayer of steel plate neoprene bearing is top, bottom at sandwich rubber cushion or middle part series connection arc surface steel plate and circular arc channel rubber and become integral body; Tension or resistance to compression laminated rubber bearing can adopt partial circle cambered surface interlayer of steel plate neoprene bearing.
CN2010202626534U 2010-07-07 2010-07-07 Tensile measures for anti-overturning or vibration isolating support of vibration isolating structure Expired - Lifetime CN201865196U (en)

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Application Number Priority Date Filing Date Title
CN2010202626534U CN201865196U (en) 2010-07-07 2010-07-07 Tensile measures for anti-overturning or vibration isolating support of vibration isolating structure

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102312409A (en) * 2010-07-07 2012-01-11 赵世峰 Ant-overturning or vibration isolation support tensile measure for vibration isolation structure
CN104314177A (en) * 2014-10-21 2015-01-28 云南震安减震技术有限公司 Overturn preventing device of building shock isolation support

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102312409A (en) * 2010-07-07 2012-01-11 赵世峰 Ant-overturning or vibration isolation support tensile measure for vibration isolation structure
CN104314177A (en) * 2014-10-21 2015-01-28 云南震安减震技术有限公司 Overturn preventing device of building shock isolation support

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Address after: 201100 Shanghai city Minhang District road 838 Lane Shuying room 503 No. 4

Patentee after: Zhao Shifeng

Address before: 201100 Shanghai city Minhang District road 711 Lane Shuying room 1101 No. 33

Patentee before: Zhao Shifeng

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Granted publication date: 20110615

CX01 Expiry of patent term