CN201588303U - 3D damping bearing capable of releasing torsional deformations - Google Patents
3D damping bearing capable of releasing torsional deformations Download PDFInfo
- Publication number
- CN201588303U CN201588303U CN2009202112858U CN200920211285U CN201588303U CN 201588303 U CN201588303 U CN 201588303U CN 2009202112858 U CN2009202112858 U CN 2009202112858U CN 200920211285 U CN200920211285 U CN 200920211285U CN 201588303 U CN201588303 U CN 201588303U
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- bearing
- lower connecting
- connecting plate
- laminated rubber
- shock absorbing
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Abstract
The utility model relates to a damping bearing for buildings. A 3D damping bearing capable of releasing torsional deformations comprises a laminated rubber bearing and also a pot type bearing; wherein, a lower connection plate is arranged below the laminated rubber bearing and the pot type bearing is one which forms a complete set with the lower connection plate; an internal flange girth used for constraining the motion of the lower connection plate is arranged on the pot type bearing and the lower connection plate is arranged in a pot-shaped cavity of the pot type bearing; the lower surface of the lower connection plate is embedded with mirror stainless steel sheets and the upper surface of the pot-shaped cavity of the steely pot type bearing is embedded with polyfluortetraethylene plates. The 3D damping bearing capable of releasing torsional deformations can release the horizontal and torsional deformations of the engineering structure that the damping bearing supports, thus reducing the hazards in damages caused due to the insufficient horizontal and torsional deformation capacities of members and enhancing the anti-seismic performance of the engineering structure.
Description
Technical field
The utility model relates to technical field of civil engineering, is specifically related to a kind of shock absorption supporting seat of buildings.
Background technology
Along with the development of social economy and building technology, high level and super-high building structure are more and more.In order to meet the architectural aesthetic requirement, the irregular shared ratio regular meeting of these high-rise superelevation layer structural plans or facade is more and more, the new building of CCTV that builds up as China in recent years, the new TV transmission tower in Guangzhou, Guangdong Province's scientific center etc.How to improve the earthquake safety of these irregular structure opposing earthquake motion torsional components and discharge the torsional deflection that these structures produce in daily use, the various countries scholar has carried out a lot of theory and technology researchs to this.
Wherein, seismic isolation technology is applied to all kinds of newly-built, reconstructions or enlarging, stabilization works just more and more as mature and reliable, the effective technology that a kind ofly can improve structural seismic performance, reduce seismic hazard.The applying of seismic isolation technology have benefited from having big vertical bearing capacity, horizontal movement big and can control, the performance that automatically resets is good, have the development and Application of the laminated rubber bases of variable characteristics such as horizontal rigidity.Use many laminated rubber bases types in the actual engineering and mainly contain natural rubber bearing, lead core rubber support, high-damping rubber bearing etc.Yet a lot of in the world scholars show that to the mechanical property test result of laminated rubber bases the anti-twisting property of laminated rubber bases is still very weak.Laminated rubber bases is applied to above-mentioned irregular structure still is difficult to solve the problem that superstructure is exceeded standard by twisting strain, and dangerous more is, the torsional deflection of superstructure is delivered on the very weak neoprene bearing of anti-twisting property own can cause fatal damage to neoprene bearing, and aggravation has reduced the whole shock resistance and the anti-twisting property of structure.For improving laminated rubber bases anti-twisting property defect of insufficient, the various countries scholar has carried out a lot of researchs to this.
Existing bearing that can the releasing structure torsional deflection mainly contains spherical steel support in the road traffic engineering extensive use, pot rubber bearing etc.These bearings are applied to house architectural structure and have following deficiency: the no energy dissipation capacity of (1) bearing itself needs damper use supporting with it.(2) bearing itself does not have the ability that automatically resets, and after the forced-slip, needs human and material resources that its correction is resetted.
In order to make full use of the advantage of laminated rubber bases, can be placed on the slide plate bearing neoprene bearing is non-fixedly.So just have following deficiency: (1) neoprene bearing is non-to be consolidated on the slide plate bearing, and bearing does not have the ability of automatically reseting.(2) owing to will keep the sliding distance of neoprene bearing, need the planar dimension of slide plate bearing big, the size of buttress increases thereupon under the bearing, is subjected to shock insulation layer plane spatial constraints, can not satisfy instructions for use.(3) horizontal movement of structure is bigger under geological process, and wayward.(4) lack the vertically pulling-resistant ability.(5) though turning power is arranged, still uncontrollable rotational angle after the rotation, need be corrected the position of superstructure again.
The utility model content
Be subjected to the twisting strain problem in order to solve irregular structure, though simultaneously also for overcome spherical steel support and pot rubber bearing have discharge superstructure torsional deflection ability do not have automatically reset and energy dissipation capacity, general laminated rubber bases anti-twisting property a little less than defective, the deficiency that non-consolidated combination bearing exists, the purpose of this utility model is, provides a kind of and the torsional deflection of superstructure can be converted into the free rotational deformation of low friction of laminated rubber bases and the shock mount of horizontal shear distortion.
The technical problem that the utility model solved can realize by the following technical solutions:
A kind of three-dimensional shock absorbing support that can discharge torsional deflection comprises laminated rubber bases, also comprises a pot bearing.Described laminated rubber bases below is provided with lower connecting plate, described pot bearing be one with the supporting pot bearing of described lower connecting plate, described pot bearing is provided with the interior edge of a wing that is used to retrain described lower connecting plate motion conditions.Described lower connecting plate places in the peviform cavity of described pot bearing.The preferred benzvalene form steel support of described pot bearing.
In order to reduce the friction between benzvalene form steel support and the lower connecting plate, between benzvalene form steel support and lower connecting plate, establish the contact surface of a low-friction coefficient.As a kind of preferred version, the soffit of described lower connecting plate is inlaid with the mirror face stainless steel plate, and the upper surface of the bottom of the peviform cavity of described benzvalene form steel support is inlaid with polyfluortetraethylene plate.
The connected mode of lower connecting plate and benzvalene form steel support is: described lower connecting plate is buckled in the described benzvalene form steel support, under the constraint on the interior edge of a wing of described benzvalene form steel support, described lower connecting plate can be in described benzvalene form steel support translation and or change vertical axis and rotate.
The connected mode of lower connecting plate and benzvalene form steel support also can be: the mode that described lower connecting plate and described benzvalene form steel support interlock with dentation places in the described benzvalene form steel support, and described lower connecting plate can rotate around the vertical axis by its center of circle in described benzvalene form steel support.
The utility model reaches around level to the restriction of rotating by the lower connecting plate translation of benzvalene form steel support to laminated rubber bases; the laminated rubber bases vertical bearing capacity is big having kept; the ability that automatically resets is strong; the horizontal distortion displacement is big and can control; on the basis of advantages such as horizontal shearing rigidity is variable; laminated rubber bases is possessed preferably around vertical turning power; when being turned round, bearing can discharge torsional deflection in time; and the torsional deflection that superstructure hands down is converted into the horizontal shear distortion of neoprene bearing and around the low frictional rotation distortion of neoprene bearing central axis; realization, reaches the protection engineering structures and prevents that laminated rubber bases from being turned round the dual purpose of destruction to translation and around the three-dimensional damping requirement of vertical rotation along level.
In order to prevent that dust and other impurities from entering in the benzvalene form steel support, influences the turning power of the relative benzvalene form steel support of laminated rubber bases.Be provided with a flexible anti guard ring between the edge of a wing and the described laminated rubber bases in described.
Described laminated rubber bases top is provided with upper junction plate, and the upper surface of described upper junction plate is inlaid with the mirror face stainless steel plate.Described benzvalene form steel support has two, and one connects described upper junction plate, and one connects described lower connecting plate.Described benzvalene form steel support be provided with the bolt hole that is used to connect engineering structures and or screw hole.
Beneficial effect: owing to adopted technique scheme, all advantages such as the vertical bearing capacity that the utility model has not only kept rubber earthquake isolation support is big, runback potential energy power is good, variable rigidity, horizontal distortion is big and can control, energy dissipation capacity is good have been improved the shortcoming of being reversed the kinetic force difference of traditional laminated rubber bases simultaneously.The utility model can discharge its engineering structures that supports because of bearing horizontal distortion and the torsional deflection that geological process, wind load, variations in temperature etc. cause, reduce structural element because of horizontal distortion ability and torsional deflection scarce capacity cause the danger destroyed, improve the anti-seismic performance of engineering structures.
Description of drawings
Fig. 1 is the sectional drawing of the utility model specific embodiment 1;
Fig. 2 is the sectional drawing of the utility model specific embodiment 2;
Fig. 3 is the sectional drawing of the utility model specific embodiment 3;
Fig. 4 is the sectional drawing of the utility model specific embodiment 4.
The specific embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose with effect is easy to understand, below in conjunction with the further elaboration the utility model of concrete diagram.
A kind of three-dimensional shock absorbing support that can discharge torsional deflection mainly comprises laminated rubber bases, pot bearing.Laminated rubber bases below is provided with lower connecting plate, pot bearing be one with the supporting pot bearing of lower connecting plate, pot bearing is provided with the interior edge of a wing that is used to retrain the lower connecting plate motion conditions, lower connecting plate places in the peviform cavity of pot bearing.Pot bearing can be the benzvalene form steel support, also can be pot rubber bearing, preferred herein benzvalene form steel support.
In order to reduce the friction between pot bearing and the lower connecting plate, can be by coating at the soffit plating low-friction coefficient of the upper surface of the bottom of the benzvalene form cavity of pot bearing and lower connecting plate, also can between establish the contact surface of a low-friction coefficient.The contact surface of this low-friction coefficient can be made up of mirror face stainless steel plate and polyfluortetraethylene plate, as for the concrete position be set be decided according to the actual requirements of mirror face stainless steel plate and polyfluortetraethylene plate, as a kind of preferred version, the soffit of lower connecting plate is inlaid with the mirror face stainless steel plate, and the upper surface of the bottom of the peviform cavity of benzvalene form steel support is inlaid with polyfluortetraethylene plate.
Specific embodiment 1:
With reference to Fig. 1, the lower connecting plate 10 of laminated rubber bases 1 buckles in benzvalene form steel support 7, the upper base surface of benzvalene form steel support 7 is inlaid with a polyfluortetraethylene plate 4, polyfluortetraethylene plate 4 circular, and the soffit of the lower connecting plate 10 of laminated rubber bases 1 is inlaid with corrosion resistant plate.Corrosion resistant plate can be circular mirror face stainless steel plate 3.The level that the interior edge of a wing 11 of benzvalene form steel support 7 is used to limit laminated rubber bases 1 is to vertical translation and around vertical rotation, the polyfluortetraethylene plate 4 that mirror face stainless steel plate 3 and benzvalene form steel support 7 upper base surface that stud with on the lower connecting plate 10 of laminated rubber bases 1 stud with is formed the rotation contact surface, because friction factor is very little, so, when a kind of three-dimensional shock absorbing support that can discharge torsional deflection of the present utility model and substructure were fixed, laminated rubber bases 1 possessed preferably the ability around vertical rotation under the situation of bearing big vertical load.One flexible anti guard ring is arranged between the interior edge of a wing 11 of benzvalene form steel support 7 and the laminated rubber bases 1, prevent that dust and other impurities from entering in the benzvalene form steel support 7, influence the turning power of laminated rubber bases 1 with respect to benzvalene form steel support 7.By above-mentioned design, a kind of three-dimensional shock absorbing support that can discharge torsional deflection of the present utility model can discharge the horizontal distortion and the torsional deflection of its structure that supports, reduce structural element because of horizontal distortion ability and torsional deflection scarce capacity cause the danger of structure generation destruction, improve the anti-seismic performance of structure.
Specific embodiment 2:
With reference to Fig. 2, specific embodiment 2 and specific embodiment 1 structural similarity, difference is the mode of the lower connecting plate 10 of benzvalene form steel support 7 constraint laminated rubber bases 1.In this example, lower connecting plate 10 is provided with depression, is provided with on benzvalene form steel support 7 and the supporting dentation that caves in.The lower connecting plate 10 of laminated rubber bases 1 connects in the mode that dentation interlocks, and the level of the lower connecting plate 10 of constraint laminated rubber bases 1 is with vertical translation and around vertical rotation.The detent projection that constitutes dentation phase buckle structure can have one group, and many groups also can be arranged, and the number of detent projection is unrestricted.But in order to reduce friction, preferred one group.
Specific embodiment 3:
With reference to Fig. 3, a kind of three-dimensional shock absorbing support that can discharge torsional deflection mainly comprises laminated rubber bases 1, benzvalene form steel support 7.Wherein benzvalene form steel support 7 has two, and laminated rubber bases 1 top is provided with upper junction plate 12, and the below is provided with lower connecting plate 10, and upper junction plate 12 and lower connecting plate 10 are all supporting with benzvalene form steel support 7.And upper junction plate 12 and lower connecting plate 10 be in the benzvalene form steel support 7 that they cooperate with buckling respectively, and two benzvalene form steel supports 7 are respectively applied for the upper junction plate 12 of constraint laminated rubber bases 1 and lower connecting plate 10 can only do rotation around benzvalene form steel support 7 vertical axis in benzvalene form steel support 7.Laminated rubber bases 1 by be positioned at its up and down the benzvalene form steel support 7 at two ends fixedly connected with substructure with the superstructure of engineering structures respectively.
Specific embodiment 4:
With reference to Fig. 4, specific embodiment 4 and specific embodiment 3 structural similarities, difference is the constraint type difference of the lower connecting plate 10 or the benzvalene form steel support 7 that upper junction plate 12 is mated of laminated rubber bases 1.The mode that the interior edge of a wing 11 of benzvalene form steel support 7 and the lower connecting plate 10 of laminated rubber bases 1 link closely with dentation retrains the junction plate of laminated rubber bases 1 or can only do rotation around benzvalene form steel support 7 vertical axis in benzvalene form steel support 7.
In the various embodiments described above, laminated rubber bases 1 can be a kind of in natural rubber bearing, lead core rubber support or the high-damping rubber bearing of various models and specification.Can be provided with a flexible anti guard ring 2 between the interior edge of a wing 11 of benzvalene form steel support 7 and the laminated rubber bases 1.Can be provided with on the benzvalene form steel support 7 bolt hole 9 that is used to connect engineering structures and or screw hole 8.
By above-mentioned design the utility model as can be seen, can modularization production, its production, processing, installation are all very convenient, and bearing planar dimension and the existing shock mount of height increase few.
More than show and described basic principle of the present utility model and principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that describes in the foregoing description and the manual just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (10)
1. the three-dimensional shock absorbing support that can discharge torsional deflection comprises laminated rubber bases, it is characterized in that: also comprise a pot bearing;
Described laminated rubber bases below is provided with lower connecting plate, described pot bearing be one with the supporting pot bearing of described lower connecting plate, described pot bearing is provided with the interior edge of a wing that is used to retrain described lower connecting plate motion conditions;
Described lower connecting plate places in the peviform cavity of described pot bearing.
2. a kind of three-dimensional shock absorbing support that can discharge torsional deflection according to claim 1, it is characterized in that: described lower connecting plate is buckled in the described pot bearing.
3. a kind of three-dimensional shock absorbing support that can discharge torsional deflection according to claim 1 is characterized in that: the mode that described lower connecting plate and described pot bearing interlock with dentation places in the described pot bearing.
4. according to claim 2 or 3 described a kind of three-dimensional shock absorbing supports that can discharge torsional deflection, it is characterized in that: the soffit of described lower connecting plate is inlaid with the mirror face stainless steel plate, and the upper surface of the bottom of the peviform cavity of described pot bearing is inlaid with polyfluortetraethylene plate.
5. a kind of three-dimensional shock absorbing support that can discharge torsional deflection according to claim 4 is characterized in that: described pot bearing is the benzvalene form steel support.
6. a kind of three-dimensional shock absorbing support that can discharge torsional deflection according to claim 5 is characterized in that: described laminated rubber bases top is provided with upper junction plate, and the upper surface of described upper junction plate is inlaid with the mirror face stainless steel plate;
Described benzvalene form steel support has two, and one connects described upper junction plate, and one connects described lower connecting plate.
7. a kind of three-dimensional shock absorbing support that can discharge torsional deflection according to claim 6 is characterized in that: be provided with a flexible anti guard ring between the edge of a wing and the described laminated rubber bases in described.
8. a kind of three-dimensional shock absorbing support that can discharge torsional deflection according to claim 7 is characterized in that: described benzvalene form steel support be provided with the bolt hole that is used to connect engineering structures and or screw hole.
9. a kind of three-dimensional shock absorbing support that can discharge torsional deflection according to claim 8 is characterized in that: described laminated rubber bases is a lead core rubber support.
10. a kind of three-dimensional shock absorbing support that can discharge torsional deflection according to claim 8 is characterized in that: described laminated rubber bases is the high-damping rubber bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202112858U CN201588303U (en) | 2009-10-26 | 2009-10-26 | 3D damping bearing capable of releasing torsional deformations |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202112858U CN201588303U (en) | 2009-10-26 | 2009-10-26 | 3D damping bearing capable of releasing torsional deformations |
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| Publication Number | Publication Date |
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| CN201588303U true CN201588303U (en) | 2010-09-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202112858U Expired - Fee Related CN201588303U (en) | 2009-10-26 | 2009-10-26 | 3D damping bearing capable of releasing torsional deformations |
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| CN (1) | CN201588303U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102286917A (en) * | 2010-11-11 | 2011-12-21 | 东南大学 | Multifunctional isolation bridge bearing |
| CN104153480A (en) * | 2014-08-14 | 2014-11-19 | 朱幕松 | Rolling cutting type all-directional automatic shock isolation device |
| CN104153480B (en) * | 2014-08-14 | 2016-11-30 | 江苏远华轻化装备有限公司 | The comprehensive automatic earthquake isolating equipment of rolling shear type |
| CN106759953A (en) * | 2017-02-28 | 2017-05-31 | 浙江科技学院 | Hale the weak energy-dissipating and shock-absorbing connection member for cutting torsion of pressure |
| CN106930416A (en) * | 2017-02-28 | 2017-07-07 | 浙江科技学院 | The connecting node of replaceable coupling beam Coupled Shear Wall and floor |
-
2009
- 2009-10-26 CN CN2009202112858U patent/CN201588303U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102286917A (en) * | 2010-11-11 | 2011-12-21 | 东南大学 | Multifunctional isolation bridge bearing |
| CN104153480A (en) * | 2014-08-14 | 2014-11-19 | 朱幕松 | Rolling cutting type all-directional automatic shock isolation device |
| CN104153480B (en) * | 2014-08-14 | 2016-11-30 | 江苏远华轻化装备有限公司 | The comprehensive automatic earthquake isolating equipment of rolling shear type |
| CN106759953A (en) * | 2017-02-28 | 2017-05-31 | 浙江科技学院 | Hale the weak energy-dissipating and shock-absorbing connection member for cutting torsion of pressure |
| CN106930416A (en) * | 2017-02-28 | 2017-07-07 | 浙江科技学院 | The connecting node of replaceable coupling beam Coupled Shear Wall and floor |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100922 Termination date: 20141026 |
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| EXPY | Termination of patent right or utility model |