CN203782881U - Shock insulation support - Google Patents

Shock insulation support Download PDF

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Publication number
CN203782881U
CN203782881U CN201420188117.2U CN201420188117U CN203782881U CN 203782881 U CN203782881 U CN 203782881U CN 201420188117 U CN201420188117 U CN 201420188117U CN 203782881 U CN203782881 U CN 203782881U
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CN
China
Prior art keywords
block
shock isolating
plate
steel plate
junction steel
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CN201420188117.2U
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Chinese (zh)
Inventor
庄鹏
刘雨冬
薛素铎
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北京建筑大学
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Priority to CN201420188117.2U priority Critical patent/CN203782881U/en
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Publication of CN203782881U publication Critical patent/CN203782881U/en

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Abstract

The utility model provides a shock insulation support. The support comprises a lower connecting steel plate comprising a bottom plate and side walls, a shape memory alloy helical spring connected with a slider and the bottom plate, the slider, an upper cover plate, an anti-pulling baffle, a teflon coating and a rubber cushion layer. A spherical-groove slider body of the slider can be matched with a spherical protrusion of a lower blocking block, meanwhile, in order to guarantee that contact probably generated by all the parts of the support is soft collision, the rubber cushion layer is arranged on the periphery of a short column and the lower surface of the lower blocking block, the helical spring is made of super-elastic shape memory alloy, and therefore the support can return to the original position after shock, the shape memory alloy helical spring has the super-elastic hysteresis function, and the overall energy consumption level of the support is substantially improved. The shock insulation support is simple in structure, good in shock insulation control effect and durability, high in practicability and capable of returning to the original position.

Description

A kind of shock isolating pedestal
Technical field
The utility model relates to a kind of shock isolating pedestal, belongs to engineering structures damping or seismic isolation technology field.
Background technology
Earthquake is a kind of natural calamity, and the great function of its generation causes earthquake zone engineering structures that the principal element of even collapsing occurs to destroy often.Modern civil engineering is to hold a large amount of personnel and the place of the wealth of society, adopt rational technical measures to reduce the seismic response of engineering structures, the anti-seismic performance of raising structure, thereby effectively ensure quake-resistant safety and the applicability of structure self, therefore, seismic isolation theory and application apparatus just arise at the historic moment.
Shock insulation is the Passive Control measure developing early, and a large amount of theoretical research, model testing and Practical Project strong-motion earthquake observation records show that shock insulation can significantly reduce the seismic response of engineering structures.The principle of seismic isolation technology is between works itself and ground or lower support structure, shock isolating pedestal to be installed, to utilize the horizontal rigidity that shock isolating pedestal is less, the vibration period of extending structure thing, thus reduce the power augmentation effect of structural earthquake effect.Civil Structrual Isolation system should have following characteristic: bearer properties, shock insulation characteristic, reset feature, energy dissipation behavior and stability and durability.
Publication number is that the Chinese invention patent application document of CN103046662A discloses the soft contact position limiting structure of a kind of Seismic Isolation of Isolation Layer, comprise stop, snubber and reaction support, described stop and snubber are elastic device, and the rigidity of stop is greater than the rigidity of snubber; Wherein, one end of stop is fixed on reaction support, and the other end of stop is fixedly connected with one end of snubber, between the other end of snubber and Seismic Isolation of Isolation Layer top superstructure, has a preset space; Described reaction support is connected with Seismic Isolation of Isolation Layer bottom.In the time that earthquake causes Seismic Isolation of Isolation Layer generation larger side to move, Seismic Isolation of Isolation Layer top superstructure and snubber bump against, and cause snubber and stop to deform, because the rigidity of snubber own is less, rigidly connect while touching and can not bring larger impact to Seismic Isolation of Isolation Layer, avoided impacting the damage bringing to building structure; Meanwhile, due to the larger deflection of stop and deformation rigidity, both allowed Seismic Isolation of Isolation Layer to have certain amount of side-shift, and can be controlled at again in safe range.
At present, shock isolating pedestal is being widely used aspect building structure and isolation bridge, but the equal Shortcomings of reset capability after traditional shock isolating pedestal energy dissipation capacity and shake.
Marmem (Shape Memory Alloy, SMA) is a kind of new function material, and this material has unique shape memory effect, superelastic effect, good damping capacity, anti-fatigue performance and decay resistance.The approach of marmem shock insulation comprises: (1) utilizes the high damping characteristic of marmem and the energy dissipation capacity of super-elasticity hysteretic characteristic raising shock isolating pedestal; (2) utilize the superelastic effect of marmem, make shock isolating pedestal there is self-resetting capability after shake.
Existing engineering structures marmem shock isolating pedestal or employing small-diameter wires (diameter 1~2mm) are compound with laminated rubber bearing, it is marmem compound support, or use shape memory alloy bar to be combined to form shock isolating pedestal, above-mentioned two kinds of bearings provide large power output at severe earthquake action undersetting, the scarce capacity of large output displacement, the form of bearing power consumption is comparatively single, also lack the soft contact function that prevents the damage of bearing internal components and the turning power that adapts to superstructure corner demand simultaneously, and device can not self-resetting after shake, therefore, be necessary very much to develop the shock isolating pedestal that can utilize the hyperelastic performance of oversized shape memorial alloy device to reset and there is soft contact resistance to plucking function.
Utility model content
The purpose of this utility model is in order to overcome the shortcoming that existing shock isolating pedestal cannot Self-resetting, has proposed a kind of shock isolating pedestal that can Self-resetting.
To achieve these goals, the utility model has been taked following technical scheme.
The utility model provides a kind of shock isolating pedestal, comprises lower junction steel plate, slide block, helical spring, resistance to plucking baffle plate and top cover plate; Described top cover plate comprises junction steel plate and lower block, and described upper junction steel plate and described lower block are connected to one; Described lower junction steel plate comprises base plate and sidewall, and described base plate and described sidewall are connected to one; Described slide block comprises urceolus and groove core block, and described slide block is arranged in described lower junction steel plate plate upper surface, and the urceolus of described slide block is connected by described helical spring with the sidewall of described lower junction steel plate; Described resistance to plucking baffle arrangement is before described upper junction steel plate and described lower block, and described resistance to plucking baffle plate comprises described annular baffle and described short column, described annular baffle and described short column are connected to one, described short column is through described lower block, and the other end of described short column is fixedly connected with described lower junction steel plate base plate.
Preferably, the material that described helical spring uses is marmem (SMA).
Preferably, described slide block slides above-mentioned arbitrary scheme on the base plate of described lower junction steel plate.
Above-mentioned arbitrary scheme preferably, is furnished with polytetrafluorethylecoatings coatings on described slider bottom horizontal plane.
Above-mentioned arbitrary scheme preferably, the peripheral disposition rubber spacer of described short column.
Above-mentioned arbitrary scheme preferably, the lower surface arrangement rubber spacer of described resistance to plucking baffle plate.
At the periphery of short column and the lower surface arrangement rubber spacer of lower block, to avoid damaged in collision and guarantee soft contact to each other mutually between the each device of device.
Preferably, described helical spring two ends are linear to above-mentioned arbitrary scheme, and screw thread is carved with on surface.
Preferably, described helical spring is connected with described urceolus and described sidewall by locking nut above-mentioned arbitrary scheme.On described urceolus, have installing hole so that the penetrating of Coil Spring of Shape Memory Alloys, the size of the installing hole on described urceolus is determined according to the diameter of shape memory alloy spring, also will select the locking nut of suitable dimension to ensure the safety connecting simultaneously.
Preferably, the groove core block of described slide block has bulb-shaped recess to above-mentioned arbitrary scheme.
Preferably, the bottom of described lower block has hemisphere jut to above-mentioned arbitrary scheme.
Preferably, the spherical diameter of the hemisphere jut of described lower stop bottom is identical with the spherical diameter of the bulb-shaped recess of described groove core block for above-mentioned arbitrary scheme, so that the two linking that can coincide.The radian of spill slide block matches with the spherical protuberances radian of lower block, and concrete size Main Basis reality is required, should ensure that the rotation that realizes certain angle also will avoid the spherical protuberances of lower block under horizontal force action to skid off disengaging simultaneously from spill slide block.
Preferably, the cross section of described short column is circle or rectangle to above-mentioned arbitrary scheme.
Preferably, the urceolus cross section of described slide block is octagon to above-mentioned arbitrary scheme.
Above-mentioned arbitrary scheme preferably, between the upper surface of described lower block and the soffit of described annular baffle, leave the space of 5-10mm, in the time that level is subjected to displacement, produce frictional force with the contact of avoiding the two, this space is unsuitable excessive simultaneously, avoids block to extract from spill slide block.In the time that upper cap slab integral moves up, lower block fully contacts with annular baffle, has limited the movement of top cover plate, thereby has formed the ability of resistance to plucking.For the ease of the replacing of device, when design, make annular baffle destroy prior to lower block as far as possible.The diameter of lower block is slide block range in the horizontal direction, can be according to the diameter of block under the size adjustment of design displacement and uplift resistance.
Preferably, described slide block is that rubber and steel plate interlayer are arranged to above-mentioned arbitrary scheme.
The flat shape of described lower block is " driver plate shape ", it is the disk that hoop is arranged certain circular hole, short column be positioned at " driver plate shape " lower block between open circles bore region, and short column is arranged in the center of the hollow border circular areas of described lower block, i.e. the center superposition of the hollow border circular areas of short column cross-section center and lower block.
Compared with prior art, the beneficial effect of shock isolating pedestal of the present utility model is embodied in: bearing is arranged between agent structure and supporting member, under the geological process of any horizontal direction, be arranged on occurred level relative motion between top cover plate between structure top and bottom and bottom junction steel plate, the horizontal rigidity that has reduced structure has extended structural cycle, has isolated the upwards transmission of seismic energy; In the time that structure has the trend moving upward, structure can drive top cover plate to produce displacement upwards, and when block touches annular baffle instantly, annular baffle can stop its motion upwards, makes bearing have the ability of opposing vertical displacement.In addition, on the one hand, hemisphere jut band movable slider horizontal slip on the base plate that scribbles polytetrafluoroethylene (PTFE) friction material of top cover plate, realizes friction energy-dissipating; On the other hand, thereby the relative displacement producing between slide block and lower junction steel plate sidewall drives Coil Spring of Shape Memory Alloys generation Compression and Expansion, distortion realizes shape memory alloy material super-elasticity hysteretic energy, after geological process finishes, thereby the superelastic properties of shape memory alloy material can make again spring return to original shape makes device realize Self-resetting, and can produce rotation a little between lower block and slide block, thereby the torsional stress of releasing structure.
In addition, the utility model has added Coil Spring of Shape Memory Alloys, polytetrafluoroethylmaterial material frictional layer in traditional resistance to plucking bearing, and ensure the rubber spacer of soft contact, make bearing there is dual energy consume mechanism and Self-resetting function, and the contact between each device of assurance device is soft collision and avoids bearing damage, the use safety of assurance device.The utility model simple structure, shock insulation control effect and durability are good, practical, be applicable to building, bridge, be particularly useful between large span space grid roof structure and basis or large span space grid roof structure and supporting construction top between be connected, as the exhibition hall of airport, large space.
Brief description of the drawings
Fig. 1 is according to the top view of an embodiment of shock isolating pedestal of the present utility model, has wherein only shown top cover plate.
Fig. 2 is the A-A sectional view embodiment illustrated in fig. 1 according to shock isolating pedestal of the present utility model.
Fig. 3 is the bottom chute top view embodiment illustrated in fig. 1 according to shock isolating pedestal of the present utility model.
Fig. 4 is the lower block constructional drawing embodiment illustrated in fig. 1 according to shock isolating pedestal of the present utility model.
Fig. 5 is the Coil Spring of Shape Memory Alloys constructional drawing embodiment illustrated in fig. 1 according to shock isolating pedestal of the present utility model.
Fig. 6 is according to the Coil Spring of Shape Memory Alloys embodiment illustrated in fig. 1 of shock isolating pedestal of the present utility model and urceolus junction constructional drawing.
In figure, the implication of various labels is as follows:
1: lower junction steel plate, 2: Coil Spring of Shape Memory Alloys, 3: slide block, 4: top cover plate, 5: upper junction steel plate, 6: lower block, 7: resistance to plucking baffle plate, 8: annular baffle, 9: short column, 10: rubber spacer, 11: urceolus, 12: groove core block, 13: locking nut, 14: base plate, 15: sidewall, 16: polytetrafluorethylecoatings coatings, 17: connecting bolt, 18: open circles bore region, d: open circles bore region diameter.
Detailed description of the invention
The shock isolating pedestal providing in order better to understand the utility model, below by detailed description of the invention, and the utility model is described in further detail by reference to the accompanying drawings.
Embodiment 1
A kind of shock isolating pedestal, its integral diameter 500mm left and right, its top view as shown in Figure 1, Fig. 2 is A-A sectional drawing embodiment illustrated in fig. 1, and described bearing mainly comprises: the lower junction steel plate 1 being made up of with sidewall 15 base plate 14, Coil Spring of Shape Memory Alloys 2, slide block 3, top cover plate 4, polytetrafluorethylecoatings coatings 16, rubber spacer 10 and the resistance to plucking baffle plate 7 being connected with sidewall 15 with slide block 3.Lower junction steel plate 1 comprises base plate 14 and sidewall 15, and base plate 14 and sidewall 15 are connected to one, and the upper surface of the base plate 14 of lower junction steel plate 1 is slide plane, lower junction steel plate 1 top is furnished with slide block 3 and Coil Spring of Shape Memory Alloys 2, slide block 3 comprises urceolus 11 and groove core block 12, urceolus 11 and groove core block 12 are connected to one, in slide block 3 bottom water planes, be furnished with polytetrafluorethylecoatings coatings 16, the urceolus 11 of slide block 3 adopts locking nut 13 to be connected with sidewall 15 by Coil Spring of Shape Memory Alloys 2, and the two ends of Coil Spring of Shape Memory Alloys 2 are straight line and are carved with screw thread, top cover plate 4 comprises junction steel plate 5 and lower block 6, and upper junction steel plate 5 and lower block 6 are connected to one, resistance to plucking baffle plate 7 comprises annular baffle 8 and short column 9, annular baffle 8 and short column 9 are connected to one, and short column 9 is through lower block 6, short column 9 is fixedly connected with the base plate 14 of lower junction steel plate 1, resistance to plucking baffle plate 7 is arranged between the upper junction steel plate 5 and lower block 6 of top cover plate 4, lower block 6 is designed to bottom and has hemisphere jut, match with the groove of groove core block 12, make the slide block 3 can horizontal slip on base plate 14 under the drive of block 6, simultaneously, between lower block 6 and slide block 3, can produce rotation a little, can adapt to the corner demand of top-out structure.In addition, be provided with rubber spacer 10 at the soffit peripheral and lower block 6 of short column 9, to avoid causing in collision process the damage of bearing and superstructure.
Main structure and the feature of each parts are described below:
Top cover plate 4 includes junction steel plate 5 and lower block 6, and described upper junction steel plate 5 and described lower block 6 connect as one.Between the soffit of the upper surface of lower block 6 and annular baffle 8, leave 5mm space, avoid the two contact in the time that level is subjected to displacement, to produce frictional force, in the time that upper cap slab integral moves up, lower block 6 fully contacts with annular baffle 8, limit the movement of top cover plate 4, thereby formed the ability of resistance to plucking.
Around the soffit of lower block 6 and short column 9, external surface pastes rubber spacer 10; to prevent, between the urceolus 11 of the situation sliding block 3 excessive in large shake displacement and short column 9, strong collision occurs; in the time that having vertical displacement, structure avoid the upper surface of lower block 6 and the soffit of annular baffle 8 to bump, the integrality of each device of protective device simultaneously.
Slide block 3 comprises urceolus 11 and groove core block 12, and the radian of groove core block 12 is identical with the hemisphere jut radian of lower block 6.On urceolus 11, have installing hole so that the penetrating of Coil Spring of Shape Memory Alloys 2, the size and shape memory alloy spring of the installing hole on described urceolus specifically measure-alike, determines according to helical spring diameter.As shown in Figure 3, described Coil Spring of Shape Memory Alloys 2 two ends are linear, and described Coil Spring of Shape Memory Alloys 2 surfaces are carved with screw thread, and two ends are fixedly connected with urceolus 11 with sidewall 15 respectively with the suitable locking nut 13 of size.
Lower block 6 is for dialling disc-like shape, and as shown in Figure 4, open circles bore region 18 diameter d of described lower block 6 are 120mm.
Short column 9 is cylindrical, and its cross section is circular.
Bearing is connected with lower junction steel plate 1 top cover plate 4 respectively by connecting bolt 17 with structure.
In this example, first assemble after all parts completion of processing, concrete installation steps are as follows successively:
A. machining shape memorial alloy helical spring 2, lower junction steel plate 1, slide block 3, short column 9, annular baffle 8 and top cover plate 4 all parts, wherein the structure of shape memory alloy spring is as shown in Figure 5;
B. the lower end of short column 9 is welded on the upper surface of base plate 14 of lower junction steel plate 1;
C. the slide block 3 that soffit is scribbled to polytetrafluoroethylene (PTFE) friction coatings 16 is placed in base plate 14 centers;
D. Coil Spring of Shape Memory Alloys 2 one end are through urceolus 11, and with two locking nuts 13, Coil Spring of Shape Memory Alloys 2 is fixedly connected with urceolus 11 respectively inside and outside, as shown in Figure 6, the other end is fixedly connected with sidewall 15 in the same way in the junction of described Coil Spring of Shape Memory Alloys 2 and described urceolus 11;
E. by the hemisphere jut of the lower block 6 of top cover plate 4 and the identical placement of groove core block 12;
F. splice annular baffle 8, and by the upper surface welding of the soffit of annular baffle 8 and short column 9.
Embodiment 2
A kind of shock isolating pedestal, with embodiment 1, difference is: the space between the upper surface of lower block 6 and the soffit of annular baffle 8 is 7.5mm.
Embodiment 3
A kind of shock isolating pedestal, with embodiment 1, difference is: the space between the upper surface of lower block 6 and the soffit of annular baffle 8 is 6.25mm.
Embodiment 4
A kind of shock isolating pedestal, with embodiment 1, difference is: the space between the upper surface of lower block 6 and the soffit of annular baffle 8 is 8.75mm.
Embodiment 5
A kind of shock isolating pedestal, with embodiment 1, difference is: the space between the upper surface of lower block 6 and the soffit of annular baffle 8 is 10mm.
Embodiment 6
A kind of shock isolating pedestal, with embodiment 1, difference is: the cross section of short column 9 is rectangle.
Embodiment 7
A kind of shock isolating pedestal, with embodiment 1, difference is: open circles bore region 18 diameter d of lower block 6 are 100mm.
Embodiment 8
A kind of shock isolating pedestal, with embodiment 1, difference is: open circles bore region 18 diameter d of lower block 6 are 150mm.
Embodiment 9
A kind of shock isolating pedestal, with embodiment 1, difference is: open circles bore region 18 diameter d of lower block 6 are 130mm.
The above embodiment is preferred embodiment of the present utility model; the utility model is not limited to this; should be understood that; the utility model for those skilled in the art; do not departing under the prerequisite of the utility model know-why; can also make some improvement and modification, these improve and modification also should be considered as protection domain of the present utility model.

Claims (15)

1. a shock isolating pedestal, comprises lower junction steel plate, slide block, helical spring, resistance to plucking baffle plate and top cover plate;
Described top cover plate comprises junction steel plate and lower block, and described upper junction steel plate and described lower block are connected to one;
Described lower junction steel plate comprises base plate and sidewall, and described base plate and described sidewall are connected to one;
Described slide block comprises urceolus and groove core block, and described slide block is arranged in described lower junction steel plate plate upper surface, and the urceolus of described slide block is connected by described helical spring with the sidewall of described lower junction steel plate;
Described resistance to plucking baffle arrangement is before described upper junction steel plate and described lower block, and described resistance to plucking baffle plate comprises described annular baffle and described short column, described short column and annular baffle are connected to one, described short column is through described lower block, and described in the other end of described short column, lower junction steel plate base plate is fixedly connected with.
2. shock isolating pedestal as claimed in claim 1, is characterized in that: the material that described helical spring uses is marmem.
3. shock isolating pedestal as claimed in claim 1, is characterized in that: described slide block slides on the base plate of described lower junction steel plate.
4. shock isolating pedestal as claimed in claim 1, is characterized in that: on described slider bottom horizontal plane, be furnished with polytetrafluorethylecoatings coatings.
5. shock isolating pedestal as claimed in claim 1, is characterized in that: the peripheral disposition rubber spacer of described short column.
6. shock isolating pedestal as claimed in claim 1, is characterized in that: the lower surface arrangement rubber spacer of described resistance to plucking baffle plate.
7. shock isolating pedestal as claimed in claim 1, is characterized in that: described helical spring two ends are linear, and screw thread is carved with on surface.
8. shock isolating pedestal as claimed in claim 1, is characterized in that: described helical spring is connected with described urceolus and described sidewall by locking nut.
9. shock isolating pedestal as claimed in claim 1, is characterized in that: the groove core block of described slide block has bulb-shaped recess.
10. shock isolating pedestal as claimed in claim 1, is characterized in that: the bottom of described lower block has hemisphere jut.
11. shock isolating pedestals as claimed in claim 9, is characterized in that: the spherical diameter of the hemisphere jut of described lower stop bottom is identical with the spherical diameter of the bulb-shaped recess of the described groove core block in claim 8.
12. shock isolating pedestals as claimed in claim 1, is characterized in that: the cross section of described short column is circle or rectangle.
13. shock isolating pedestals as claimed in claim 1, is characterized in that: the urceolus cross section of described slide block is octagon.
14. shock isolating pedestals as claimed in claim 1, is characterized in that: the space that 5-10mm is set between the upper surface of described lower block and the soffit of described annular baffle.
15. shock isolating pedestals as claimed in claim 1, is characterized in that: described slide block is that rubber and steel plate interlayer are arranged.
CN201420188117.2U 2014-04-18 2014-04-18 Shock insulation support CN203782881U (en)

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CN104407094A (en) * 2014-11-20 2015-03-11 沈阳建筑大学 Movable reaction support adopting water cooling as well as method
CN104763056A (en) * 2015-03-13 2015-07-08 上海宝冶集团有限公司 Annular frictional rotating shockproof supporting base
CN104831827A (en) * 2015-05-06 2015-08-12 福建工程学院 Isolation layer limit protective device of inter-layer seismic isolation structure
CN105386535A (en) * 2015-12-26 2016-03-09 刘汉佑 Damping device of construction equipment
CN105545057A (en) * 2016-01-27 2016-05-04 云南昆钢钢结构股份有限公司 Frictional-sliding-pendulum seismic isolation support with anti-lift-off function
CN105544761A (en) * 2015-12-11 2016-05-04 北京建筑大学 Shape memory alloy rolling horizontal and vertical multidimensional isolation bearing
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CN106593056A (en) * 2016-12-07 2017-04-26 北京工业大学 Rotary-type straight-guiderail tension-resisting limiting shock isolating device
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CN108842922A (en) * 2018-07-23 2018-11-20 佛山科学技术学院 A kind of reset friction limit shock isolating pedestal
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CN110397175A (en) * 2019-07-02 2019-11-01 广州大学 A kind of SMA negative stiffness damping device
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CN104407094A (en) * 2014-11-20 2015-03-11 沈阳建筑大学 Movable reaction support adopting water cooling as well as method
CN104763056A (en) * 2015-03-13 2015-07-08 上海宝冶集团有限公司 Annular frictional rotating shockproof supporting base
CN104831827A (en) * 2015-05-06 2015-08-12 福建工程学院 Isolation layer limit protective device of inter-layer seismic isolation structure
CN105544761A (en) * 2015-12-11 2016-05-04 北京建筑大学 Shape memory alloy rolling horizontal and vertical multidimensional isolation bearing
CN105386535A (en) * 2015-12-26 2016-03-09 刘汉佑 Damping device of construction equipment
CN105545057A (en) * 2016-01-27 2016-05-04 云南昆钢钢结构股份有限公司 Frictional-sliding-pendulum seismic isolation support with anti-lift-off function
WO2017129078A1 (en) * 2016-01-29 2017-08-03 佛山市百安居减震科技有限公司 Seismic isolation elastic restoring mechanism with pre-set starting load and starting control seismic isolation device
CN105863098A (en) * 2016-05-11 2016-08-17 东北林业大学 Multistage frequency conversion friction pendulum and spring three-dimensional composite shock isolator
CN106087703A (en) * 2016-06-20 2016-11-09 同济大学 Multidirectional spacing and anti-twisting system
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CN105936212A (en) * 2016-06-24 2016-09-14 安徽机电职业技术学院 Automotive fuel tank protection structure
CN106192742A (en) * 2016-08-31 2016-12-07 浙江秦山橡胶工程股份有限公司 The rubber support that a kind of damping performance is strong
CN106245780A (en) * 2016-09-23 2016-12-21 沈阳建筑大学 Finite displacement buffering slip seat structure and assemble method
CN106593056A (en) * 2016-12-07 2017-04-26 北京工业大学 Rotary-type straight-guiderail tension-resisting limiting shock isolating device
CN106639475A (en) * 2017-01-09 2017-05-10 西京学院 Improved friction damper
WO2019024552A1 (en) * 2017-08-04 2019-02-07 东南大学 Self-resetting, friction pendulum three-dimensional seismic damping and isolation bearing
CN107604810A (en) * 2017-08-04 2018-01-19 东南大学 A kind of Self-resetting friction pendulum three-dimensional shock damping and insulation bearing
CN108119599A (en) * 2017-11-16 2018-06-05 中国电力科学研究院有限公司 A kind of zero-frequency swings earthquake isolating equipment
CN108842922A (en) * 2018-07-23 2018-11-20 佛山科学技术学院 A kind of reset friction limit shock isolating pedestal
CN109267666A (en) * 2018-11-07 2019-01-25 西安建筑科技大学 A kind of multidirectional lamination variation rigidity marmem damper and its installation method
CN109267666B (en) * 2018-11-07 2020-03-13 西安建筑科技大学 Multidirectional laminated variable-stiffness shape memory alloy damper and mounting method thereof
CN109538686A (en) * 2018-11-29 2019-03-29 西南交通大学 The three-dimensional vibration absorber and design method of totally enclosed type sound barrier on a kind of high metal bridge
CN109898411A (en) * 2019-04-04 2019-06-18 北京建筑大学 A kind of spin support
CN110397175A (en) * 2019-07-02 2019-11-01 广州大学 A kind of SMA negative stiffness damping device
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

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