CN207620119U - A kind of tandem compounded shock isolating pedestal - Google Patents

A kind of tandem compounded shock isolating pedestal Download PDF

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Publication number
CN207620119U
CN207620119U CN201721418196.1U CN201721418196U CN207620119U CN 207620119 U CN207620119 U CN 207620119U CN 201721418196 U CN201721418196 U CN 201721418196U CN 207620119 U CN207620119 U CN 207620119U
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China
Prior art keywords
damping
plate
shock isolating
isolating pedestal
tandem
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CN201721418196.1U
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罗文杰
盛明勇
王莫莲
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Shaanxi Huantai Environmental Protection Engineering Co., Ltd
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XI'AN DASHENG EARTHQUAKE RESISTANT TECHNOLOGY Co Ltd
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Abstract

The utility model provides a kind of tandem compounded shock isolating pedestal, including lamination support body, upper junction plate, and it is fixedly mounted on two damping devices between lamination support body and upper junction plate, lamination support body includes lower connecting plate, sealing plate, and the laminated body being arranged between lower connecting plate and sealing plate, laminated body is formed by stacking by stiffened steel plates and rubber slab are alternate successively, it is provided with glue-line on the outside of laminated body and sealing plate, through-hole is offered in the middle part of laminated body, and damping unit is installed in through-hole.The utility model installs two damping devices on the top of lamination support body, the damping device can be between automatic adjusument top-out and basal layer caused by micro-strain compounded shock isolating pedestal horizontal shear deformation, damping unit is provided at laminated body center simultaneously, the damping unit can improve shock isolating pedestal vertical bearing capacity and tensile capacity, and the momentary breakdown of seismic force is reduced by damping device and damping unit.

Description

A kind of tandem compounded shock isolating pedestal
Technical field
The utility model is related to a kind of shock isolating pedestals, and in particular to a kind of tandem compounded shock isolating pedestal.
Background technology
Shock isolating pedestal is a kind of energy-dissipating and shock-absorbing technology for building structure bottom, is typically mounted at superstructure and basis Between layer, it is mainly used for effectively separating horizontal earthquake action power and is transferred to superstructure through basis, thus reduction superstructure Horizontal vibration thus protects superstructure.Currently, lead rubber bearings and bearing with lead core are because it has enough Vertical bearing capacity, good horizontal shear deformability and horizontal recovery capability and have been favored by people, widely answer For industries such as bridge, buildings.
But for conventional lead rubber bearings or bearing with lead core, mainly certainly by shock isolating pedestal The laminated construction of body is horizontal shear-deformable to realize, it is difficult to realize the automatic adjusument of multiband, may cause when playing shake With larger moment kinetic energy, shock isolating pedestal is caused to be shaken near its intrinsic vibration frequency, to broken with larger moment Bad property.
Utility model content
The technical problem to be solved by the utility model is in view of the above shortcomings of the prior art, provide a kind of series connection Formula compounded shock isolating pedestal, the compounded shock isolating pedestal install two damping devices, the damping device on the top of lamination support body The horizontal shear of compounded shock isolating pedestal that can be between automatic adjusument top-out and basal layer caused by micro-strain deforms, The purpose of efficient shock insulation is played, while being provided with damping unit at laminated body center, which can improve shock insulation Bearing vertical bearing capacity and tensile capacity reduce the momentary breakdown of seismic force by damping device and damping unit.
In order to solve the above technical problems, the technical solution adopted in the utility model is:A kind of tandem compounded shock isolating pedestal, It is characterised in that it includes lamination support body, upper junction plate, and it is fixedly mounted on the lamination support body and upper junction plate Between two damping devices;The lamination support body includes lower connecting plate, sealing plate, and is arranged in lower connecting plate and sealing plate Between laminated body, the laminated body is formed by stacking by stiffened steel plates and rubber slab are alternate successively, the laminated body and It is provided with glue-line on the outside of sealing plate, through-hole is offered in the middle part of the laminated body, damping unit is installed in the through-hole.
Above-mentioned a kind of tandem compounded shock isolating pedestal, which is characterized in that the damping device includes damping spring and two A support grillage, two support grillages are separately positioned on the opposite sides of damping spring, and two spring mounting plates are fixed At the both ends of the damping spring, one of spring mounting plate is mounted by means of bolts on upper junction plate, another bullet Spring mounting plate is mounted by means of bolts on sealing plate, and two support grillages and a spring mounting plate connect to be formed Supporting rack, the support grillage are bolted on upper junction plate or sealing plate, and the support grillage and spring mounting plate exist Buffer groove is offered at the position of installation bolt.
A kind of above-mentioned tandem compounded shock isolating pedestal, which is characterized in that a damping dress in two damping devices The two support grillages set are in positive splayed, and two support grillages on another damping device are in herringbone.
Above-mentioned a kind of tandem compounded shock isolating pedestal, which is characterized in that be provided on the outside of the damping spring dust-proof Casing.
Above-mentioned a kind of tandem compounded shock isolating pedestal, which is characterized in that support frame as described above is by two support grillages and one A spring mounting plate is integrally formed.
Above-mentioned a kind of tandem compounded shock isolating pedestal, which is characterized in that the first support grillage, the second support plate Frame, the first spring mounting plate material be marmem.
Above-mentioned a kind of tandem compounded shock isolating pedestal, which is characterized in that the damping unit includes connecting rod and fixation The sealing drum being sleeved in connecting rod is set with the fence that multiple intervals are laid successively in the connecting rod in the sealing drum Plate, two barrier boards close to sealing drum both ends of the surface are fixedly set in connecting rod, remaining barrier board movable set is in connecting rod On, and connected by connecting strand, the both ends of the connecting strand are separately fixed on two barrier boards of sealing drum both ends of the surface, There are gap between the barrier board and the inner wall of sealing drum, damping fluid, the connection are filled in the seal chamber of the sealing drum Bar both ends are respectively connected with spherical connector, and two spherical connectors are embedded in the spherical shape being opened on sealing plate and lower connecting plate respectively In hole.
Above-mentioned a kind of tandem compounded shock isolating pedestal, which is characterized in that the outer diameter of the sealing drum and the internal diameter of through-hole It is equal.
A kind of above-mentioned tandem compounded shock isolating pedestal, which is characterized in that a diameter of sealing drum internal diameter of the barrier board 0.85 times~0.9 times.
The utility model has the following advantages compared with prior art:
1, the utility model is mounted with damping device on the top of lamination support body, forms and from top to bottom fills damping The laying mode being connected in series with lamination support body is set, two damping devices being capable of automatic adjusument superstructure and base The horizontal shear of compounded shock isolating pedestal between plinth layer caused by micro-strain deforms, and achievees the purpose that efficient shock insulation, while Damping unit is provided at laminated body center, which can improve shock isolating pedestal vertical bearing capacity and tensile capacity, The momentary breakdown of seismic force is reduced by damping device and damping unit.
2, the supporting rack in the utility model damping device is arranged between sealing plate and upper junction plate, and supporting rack is by two It connects to be formed in a spring mounting plate of splay support grillage, this makes supporting rack have certain tension, can support Imperial seismic energy, and be used cooperatively with damping spring, when earthquake occurs, the seismic energy that the earth's crust is discharged, damping spring can Part energy is absorbed, and damping spring is influenced to generate flexible deformation by a small margin by seismic energy, which weakens The destruction that earthquake generates superstructure, while damping device is fixed on upper junction plate and folded by the utility model by bolt In layer support body, buffer groove is offered on damping device at the position of installation bolt, buffer groove can be to a certain extent The horizontal shear deformation for reducing compounded shock isolating pedestal, can play the Upper Structure of buffering and protection.
The utility model is described in further detail with reference to the accompanying drawings and examples.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of the damping device of the utility model.
Fig. 3 is the structural schematic diagram of the damping unit of the utility model.
Reference sign:
1-upper junction plate;2-sealing plates;3-lower connecting plates;
4-damping units;4-1-connecting rod;4-2-sealing drum;
4-3-barrier board;4-4-connecting strand;4-5-damping fluid;
4-6-spherical connector;5-damping devices;5-1-damping spring;
5-2-support grillage;5-3-spring mounting plate;5-4-buffer groove;
5-5-bolt;The dust-proof casings of 5-6-;6-glue-lines;
7-laminated bodies.
Specific implementation mode
As shown in Figure 1, the utility model includes lamination support body, upper junction plate 1, and it is fixedly mounted on the lamination Two damping devices 5 between support body and upper junction plate 1, two damping devices 5 are laid side by side, the lamination bearing master Body includes lower connecting plate 3, sealing plate 2, and the laminated body 7 being arranged between lower connecting plate 3 and sealing plate 2, the upper junction plate 1 and lower connecting plate 3 be circular slab, the laminated body 7 is formed by stacking by stiffened steel plates and rubber slab are alternate successively, described folded The shape of layer main body 7 is cylinder, and the laminated body 7 and the outside of sealing plate 2 are provided with glue-line 6, in the laminated body 7 Portion offers through-hole, and damping unit 4, the shape Homogeneous Circular of the upper junction plate 1 and lower connecting plate 3 are equipped in the through-hole Or rectangle, the upper junction plate 1 are fixed on by fastening bolt in superstructure, lower connecting plate 3 is fixed on by fastening bolt On basal layer.
The utility model laminated body 7 middle part installation damping unit 4 can improve shock isolating pedestal vertical bearing capacity and Tensile capacity can reduce the energy that vibrations are transmitted between basal layer and superstructure by damping unit 4, reduce seismic force Momentary breakdown can preferably protect superstructure structure.And two 5 energy of damping device are set on the top of lamination support body The portion of energy that discharges when enough absorbing earthquake, and when especially superstructure generates shaking when an earthquake occurs, damping device is also It can play the role of protection.
As depicted in figs. 1 and 2, in the present embodiment, the damping device 5 includes damping spring 5-1 and two support grillages 5-2, two support grillage 5-2 are separately positioned on the opposite sides of damping spring 5-1, and two spring mounting plate 5-3 are solid The both ends of the damping spring 5-1 are scheduled on, one of spring mounting plate 5-3 is fixedly mounted on upper connection by bolt 5-5 Plate 1, another spring mounting plate 5-3 are fixedly mounted on by bolt 5-5 on sealing plate 2, two support grillage 5-2 and one The spring mounting plate 5-3 connects to form supporting rack, the support grillage 5-2 by bolt 5-5 be fixed on upper junction plate 1 or On sealing plate 2, the support grillage 5-2 and spring mounting plate 5-3 is offered at the position of installation bolt 5-5 for buffering ground It, will be by big at the position of installation bolt when shaking the buffer groove 5-4 of energy transmission, especially superstructure generation shaking Shear stress opens up buffer groove 5- on the support grillage 5-2 and spring mounting plate 5-3 of the present position on the head of bolt 4, shaking can be reduced to the shear-deformable of the junctions bolt 5-5, it is thus possible to extend the service life of compounded shock isolating pedestal.And And greatly protect superstructure.
In the present embodiment, two support grillage 5-2 on a damping device 5 are in positive splayed, are in just splay two A support grillage 5-2 is fixed on by bolt 5-5 on sealing plate 2, and two support grillage 5-2 on another damping device 5 are in Splayed is fixed on by bolt 5-5 on upper junction plate 1, i.e. two damping dresses in two support grillage 5-2 of herringbone The installation direction of two on 5 support grillage 5-2 is set in the vertical direction on the contrary, being in order to more flat using above-mentioned laying mode Quietly support superstructure, upper junction plate 1 and sealing plate stress more evenly, wherein in just splay two support grillages 5-2 It is bridge shape structure that the supporting rack to be formed is connected with a spring mounting plate 5-3, in two support grillage 5-2 and one of herringbone It is the bridge shape structure swung to that a spring mounting plate 5-3, which connects the supporting rack to be formed, and the supporting rack of bridge shape structure has centainly Tension, and the damping spring in the supporting rack of bridge shape structure also has certain elastic force, when earthquake occurs, especially When superstructure generates shaking, damping spring can absorb a part of seismic energy, and pass through the tension on the supporting rack of bridge shape Make damping spring that can generate small flexible deformation, consume tectonic comparison, weaken the flash disruption power that earthquake generates, protects top Structure exempts from the damage of earthquake.
In the present embodiment, dust-proof casing 5-6 is provided on the outside of the damping spring 5-1, the damping spring 5-1 is butterfly Shape spring;Since compounded shock isolating pedestal is mounted between basal layer and superstructure, when site operation, if without dust-proof casing 5-6, construction material are easily entered inside damping spring 5-1 or are jumped the queue on damping spring 5-1, influence damping spring 5-1's Elastic property, therefore the dust-proof casing 5-6 of setting helps to protect damping spring 5-1, avoids the generation of safety accident.
In the present embodiment, the material of the support grillage 5-2 and spring mounting plate 5-3 is marmem, described Supporting rack is integrally formed by two support grillage 5-2 and a spring mounting plate 5-3, i.e., support frame as described above is remembered using shape Recall alloy and is integrally machined molding, mainly since marmem has good ductility and restores shape memory function, Make support frame as described above that good Horizontal limiting effect and quick shape be kept to restore.
As shown in figures 1 and 3, in the present embodiment, the damping unit includes connecting rod 4-1 and is fixedly set in connecting rod Sealing drum 4-2 on 4-1 is set with the grid that multiple intervals are laid successively on the connecting rod 4-1 in the sealing drum 4-2 Breast board 4-3, two barrier board 4-3 close to sealing drum 4-2 both ends of the surface are fixedly set on connecting rod 4-1, remaining barrier board 4-3 Movable set connects on connecting rod 4-1, and by connecting strand 4-4, and the both ends of the connecting strand 4-4 are separately fixed at close On two barrier board 4-3 of sealing drum 4-2 both ends of the surface, there are gap between the barrier board 4-3 and the inner wall of sealing drum 4-2, It is filled with the both ends damping fluid 4-5, the connecting rod 4-1 in the seal chamber of the sealing drum 4-2 and is respectively connected with spherical connector 4-7, Two spherical connector 4-7 are embedded in respectively in the spherical pore being opened on sealing plate 2 and lower connecting plate 3.
When an earthquake occurs, when larger displacement occurs for 7 level of laminated body, the connecting rod 4-1 quilts in the damping unit 4 Stretching deforms, and due to the presence of two spherical connector 4-7, connecting rod 4-1 turns between sealing plate 2 and lower connecting plate 7 Dynamic, connecting rod 4-1 does not allow frangibility at this time, and multiple barrier board 4-3 (are removed close to close in damping fluid 4-5 in sealing drum 4-2 Two barrier board 4-3 of sealed tube 4-2 both ends of the surface) under the action of the flow resistance of damping fluid 4-5, it is maintained to horizontal State can reduce the energy that vibrations are transmitted between basal layer and superstructure to make damping unit have higher damping capacity Amount, reduces the momentary breakdown of seismic force, can preferably protect superstructure structure, play the role of shock insulation, damping.
In the present embodiment, the damping fluid 4-5 is the mixture of colloid and graphite.
In the present embodiment, the outer diameter of the sealing drum 4-2 is equal with the internal diameter of the through-hole, contributes to damping unit and folds Layer main body 7 contacts, and when earthquake occurs, seismic energy can be passed to laminated body 7 by basal layer, and laminated body 7 can be more preferable Ground reduces the moment kinetic energy of earthquake using the damping characteristic of damping unit.
In the present embodiment, 0.85 times~0.9 times of a diameter of sealing drum 4-2 internal diameters of the barrier board 4-3;Preferably, 0.9 times of a diameter of sealing drum 4-2 internal diameters of the barrier board 4-3, can keep the mobility of sealing drum internal damping liquid 4-5, The face that barrier board 4-3 is contacted with damping fluid 4-5 can be made to keep maximum again.
The operation principle of the utility model:The compounded shock isolating pedestal of the utility model is mounted on basal layer and superstructure Between, once earthquake occurs for the place of installation compounded shock isolating pedestal, the energy of earthquake is passed through compounded shock isolating pedestal by basal layer It is transmitted to superstructure, shaking is generated so as to cause superstructure;When earthquake belongs to weak shock, the ability that earthquake is discharged is less, Due to having the damping spring for absorbing seismic energy on damping device 5, and the middle part of lamination support body is provided with damping unit 4, it can make compounded shock isolating pedestal that there is larger initial level rigidity, small shake cannot then compounded shock isolating pedestal be made to be deformed, The propagation of seismic energy is effectively reduced, superstructure does not generate shaking substantially, thus against damages.It is strong in earthquake belongs to When shake, damping device cannot make compounded shock isolating pedestal keep stablizing, at this time due to being provided with damping in lamination support body Device 4, damping unit 4 provide lag power, make compounded shock isolating pedestal will not be by larger moment kinetic energy, and damping unit 4 While interior Turbogrid plates 4-3 and damping fluid 4-5 weakens seismic energy, new Horizontal limiting is generated to compounded shock isolating pedestal and is made With, effectively extend the service life of compounded shock isolating pedestal, and improve its anti-pulling ability, weaken seismic energy to upper layer tie The destruction of structure.When earthquake belongs to macroseism, lamination support body offset is larger, but due to the presence of damping unit 4, causes Seismic energy transfer lag so that lamination support body horizontal vibration amplitude reduces, and reduces the deflection of compounded shock isolating pedestal, and coordinate The destruction that damping device reduction seismic energy generates superstructure, and then protect superstructure.
The above is only the preferred embodiment of the utility model, is not imposed any restrictions to the utility model.Every This is factually still fallen within to any simple modification, change and equivalence change made by above example with new technique essence In the protection domain of utility model technical solution.

Claims (9)

1. a kind of tandem compounded shock isolating pedestal, which is characterized in that including lamination support body, upper junction plate (1), and fix Two damping devices (5) between the lamination support body and upper junction plate (1), the lamination support body include Lower connecting plate (3), sealing plate (2), and laminated body (7) of the setting between lower connecting plate (3) and sealing plate (2), the lamination Main body (7) is formed by stacking by stiffened steel plates and rubber slab are alternate successively, is provided on the outside of the laminated body (7) and sealing plate (2) Glue-line (6) offers through-hole in the middle part of the laminated body (7), damping unit (4) is equipped in the through-hole.
2. a kind of tandem compounded shock isolating pedestal according to claim 1, which is characterized in that damping device (5) packet Damping spring (5-1) and two support grillages (5-2) are included, two support grillages (5-2) are separately positioned on damping spring (5- 1) opposite sides, two spring mounting plates (5-3) are each attached to the both ends of the damping spring (5-1), one of bullet Spring mounting plate (5-3) is fixedly mounted on upper junction plate (1) by bolt (5-5), another spring mounting plate (5-3) passes through bolt (5-5) is fixedly mounted on sealing plate (2), and two support grillages (5-2) and a spring mounting plate (5-3) connect shape At supporting rack, the support grillage (5-2) is fixed on by bolt (5-5) on upper junction plate (1) or sealing plate (2), the support Grillage (5-2) and spring mounting plate (5-3) offer buffer groove (5-4) at the position of installation bolt (5-5).
3. a kind of tandem compounded shock isolating pedestal according to claim 2, which is characterized in that two damping devices (5) two on a damping device (5) support grillages (5-2) are in positive splayed in, two on another damping device (5) It is in herringbone to support grillage (5-2).
4. a kind of tandem compounded shock isolating pedestal according to claim 2, which is characterized in that the damping spring (5-1) Outside be provided with dust-proof casing (5-6).
5. a kind of tandem compounded shock isolating pedestal according to claim 2, which is characterized in that support frame as described above is by two branch Fagging frame (5-2) and a spring mounting plate (5-3) are integrally formed.
6. a kind of tandem compounded shock isolating pedestal according to claim 2, which is characterized in that the support grillage (5-2) Material with spring mounting plate (5-3) is marmem.
7. a kind of tandem compounded shock isolating pedestal according to claim 1 or 2, which is characterized in that the damping unit packet The sealing drum (4-2) for including connecting rod (4-1) and being fixedly set in connecting rod (4-1), the company being located in the sealing drum (4-2) The barrier board (4-3) that multiple intervals are laid is set on extension bar (4-1) successively, close to two grid of sealing drum (4-2) both ends of the surface Breast board (4-3) is fixedly set in connecting rod (4-1), remaining barrier board (4-3) movable set leads in connecting rod (4-1) Connecting strand (4-4) connection is crossed, the both ends of the connecting strand (4-4) are separately fixed at two close to sealing drum (4-2) both ends of the surface On barrier board (4-3), there are gap, the sealing drums (4-2) between the barrier board (4-3) and the inner wall of sealing drum (4-2) Seal chamber in be filled with damping fluid (4-5), connecting rod (4-1) both ends are respectively connected with spherical connector (4-7), two spherical shapes Connector (4-7) is embedded in respectively in the spherical pore being opened on sealing plate (2) and lower connecting plate (3).
8. a kind of tandem compounded shock isolating pedestal according to claim 7, which is characterized in that the sealing drum (4-2) Outer diameter is equal with the internal diameter of through-hole.
9. a kind of tandem compounded shock isolating pedestal according to claim 7, which is characterized in that the barrier board (4-3) 0.85 times~0.9 times of a diameter of sealing drum (4-2) internal diameter.
CN201721418196.1U 2017-10-30 2017-10-30 A kind of tandem compounded shock isolating pedestal Active CN207620119U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108980270A (en) * 2018-08-13 2018-12-11 辽宁工程技术大学 A kind of Power-equipment Foundation shock mount
CN111877584A (en) * 2020-07-22 2020-11-03 大连交通大学 Disc spring soft steel energy dissipation and shock absorption device with self-resetting function
CN112431316A (en) * 2020-11-19 2021-03-02 东莞理工学院 Universal anti-pulling laminated rubber support
CN112627378A (en) * 2020-12-22 2021-04-09 中国建筑第四工程局有限公司 Damping and shock-absorbing assembly type connecting node for prefabricated shear wall

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108980270A (en) * 2018-08-13 2018-12-11 辽宁工程技术大学 A kind of Power-equipment Foundation shock mount
CN111877584A (en) * 2020-07-22 2020-11-03 大连交通大学 Disc spring soft steel energy dissipation and shock absorption device with self-resetting function
CN112431316A (en) * 2020-11-19 2021-03-02 东莞理工学院 Universal anti-pulling laminated rubber support
CN112431316B (en) * 2020-11-19 2022-03-22 东莞理工学院 Universal anti-pulling laminated rubber support
CN112627378A (en) * 2020-12-22 2021-04-09 中国建筑第四工程局有限公司 Damping and shock-absorbing assembly type connecting node for prefabricated shear wall

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Effective date of registration: 20200429

Address after: Room 13004, unit 1, building 1, Jiaxiang family, No. 68, south 2nd ring west section, Yanta District, Xi'an City, Shaanxi Province

Patentee after: Shaanxi Huantai Environmental Protection Engineering Co., Ltd

Address before: 710075 B1601 room, pioneer Plaza, 48 hi tech Zone, hi tech Zone, Shaanxi, Xi'an

Patentee before: XI'AN DASHENG SEISMIC ISOLATION TECHNOLOGY Co.,Ltd.