CN207364163U - A kind of combined type three-dimensional intelligent shock-isolation bearing - Google Patents
A kind of combined type three-dimensional intelligent shock-isolation bearing Download PDFInfo
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- CN207364163U CN207364163U CN201720388832.4U CN201720388832U CN207364163U CN 207364163 U CN207364163 U CN 207364163U CN 201720388832 U CN201720388832 U CN 201720388832U CN 207364163 U CN207364163 U CN 207364163U
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- plate
- disk
- prismatic steel
- combined type
- disk spring
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Abstract
The utility model provides a kind of combined type three-dimensional intelligent shock-isolation bearing, suitable for building construction, bridge, important historical relic base and other vibration-isolating systems.Six roots of sensation marmem connects prismatic steel top plate, the prismatic steel sole plate of lower part connection spraying damping material by fixed sleeving top, while six pieces of disk springs on prismatic steel sole plate support prismatic steel top plate jointly with intelligent frictional disk.When bearing is subject to horizontal earthquake action, upper and lower two-layered steel plates occurred level relative movement, marmem provides larger restoring force, and drives frictional disk to change bolt anchor force by piezoelectric actuator electroluminescent deformation, plays intelligence and adjusts horizontal friction energy-dissipating effect;When bearing is subject to Vertical Earthquake Loads, disk spring bears load deformation, stores certain potential energy so as to consume Vertical Seismic Load.The combined type three-dimensional intelligent shock-isolation bearing of the utility model, can effectively solve the problems, such as the three-dimensional shock insulation of structure, provide safeguard for the safety and important heritage sites protection of building structure.
Description
Technical field
The utility model is related to a kind of structural vibration control earthquake isolating equipment, more particularly to a kind of combined type three-dimensional intelligence every
Shake bearing, the vibration-isolating system available for other different structures such as building construction, bridge, historical relic bases.
Background technology
Earthquake easily causes that all kinds of buildings or structures cave in, important historical relic destroys, in traffic communication as a kind of natural calamity
Disconnected and other lifeline engineerings are destroyed and then cause the loss of human life and property.China is an earthquake-prone countries,
Counted according to related data, China's earthquake frequency accounts for the 33% of global continent earthquake total degree, every year on average occur 5 grades with
Upper earthquake more than 30 times, more than 6 grades macroseisms 6 times, more than 7 grades are shaken 1 time greatly.Simultaneously because the reason such as geological structure, with causing China
Shake activity has the features such as focus is shallow, intensity is big, frequency is high, distribution is wide, to citizen's personal safety as well as the property safety and socio-economic development
Cause to seriously endanger.
Conventional upper structure and substrate are connected as a single entity, during earthquake the energy of ground motion through substrate transport to superstructure,
Structure is by vibrating and deforming dissipation energy.Seismic isolation technology is to increase by one layer of flexible dress between the substrate and superstructure of structure
Put, the energy part of ground motion is dissipated by flexible apparatus during earthquake, so as to reduce the energy transmitted to superstructure, is reduced
The damaged condition of superstructure, has ensured superstructure and internal staff, equipment, the safety of important historical relic.A large amount of earthquake disasters
Show with result of study:In terms of horizontal energy consumption, traditional shock isolating pedestal is constant etc. since damping mode is single, energy consumption is contributed to be lacked
Fall into, cause bearing endurance quality and horizontal energy consumption effect not notable;Influence of the Vertical Earthquake Loads to structure at the same time is equally not
It can ignore, since the most vertical rigidity of structure is larger, its vertical basic cycle is close with the vertically seismic wave action period, causes to erect
It may will exceed horizontal earthquake to geological process harmfulness to act on.
Earthquake isolating equipment on market today mainly based on rubber earthquake isolation support, sliding isolated bearing etc., has reliable water
The device of flat energy consumption and vertical earthquake isolating also rare report;Also there is Primary Study both at home and abroad for three-dimensional isolation system, but substantially
All rest on theory stage, concrete application experience and the research of resistance to plucking anti-seismic performance also rare report.
Utility model content
The utility model is directed to the problem of earthquake isolating equipment horizontal seismic isolation performance now is not notable, vertical earthquake isolating consideration is less,
Propose a kind of design of combined type three-dimensional intelligent shock-isolation bearing.The shock isolating pedestal is mainly rubbed by marmem, intelligence
Disk, three big core system of disk spring composition, under horizontal earthquake action, marmem and intelligent frictional disk are produced and are somebody's turn to do
To effectiveness in vibration suppression;Under Vertical Earthquake Loads, disk spring provide this to function of shock insulation.And major component of the bearing
Enough rigidity can be provided, and can be made a response rapidly in earthquake.
The utility model aim is achieved through the following technical solutions:
A kind of combined type three-dimensional intelligent shock-isolation bearing, the shock isolating pedestal are by marmem, fixed sleeving, spiral shell
Bolt, support articulated link chain bar, prismatic steel top plate, piezoresistive material flitch, interior friction plate, external friction plate, intelligent frictional disk, prismatic steel bottom
Plate, disk spring, disk spring cuff, lateral displacement restricting collar, the cuff edge of a wing, piezoelectric actuator, driver gasket, fastening spiral shell
Bolt etc. forms, and prismatic steel sole plate is completely superposed with prismatic steel top plate on both vertical planes, and six roots of sensation marmem leads to
Cross fixed sleeving and support articulated link chain bar top connection prismatic steel top plate, the prismatic steel bottom of lower part connection spraying damping material
Plate, while six pieces of disk springs on prismatic steel sole plate support prismatic steel top plate jointly with intelligent frictional disk.In prismatic steel sole plate
Upper center position is welded with the circular outside displacement restricting collar that radius is 1.4 times of the prismatic steel sole plate length of side, lateral displacement restricting collar
In the range of bottom plate on spray damping paint;Radius and disk spring half are welded with prismatic steel sole plate and the positive middle part of disk spring
The identical disk spring cuff in footpath, and pass through rivet or screw bolt reinforcing.
It is even closer to make marmem be connected with upper and lower steel plate, welded respectively at top plate and the bottom plate hexagonal
Being connected to six roots of sensation fixed sleeving and support articulated link chain bar, fixed sleeving radius can determine according to Practical Project, the lower section center of circle
Respectively on six points that bottom plate diagonal intersects with lateral displacement restricting collar, the top section center of circle is diagonal positioned at top plate respectively
On six points of line top edge.
To reach optimal horizontal restoring force effect, the marmem is highly equal to disk spring and rubs with intelligence
The sum of disk height.
To improve the endurance quality of frictional disk, the intelligence friction disc thickness is not less than 20mm, and a mirror polish polishes, another
Then there is the welding hole being just connected with disk spring in face.
To limit disk spring maximum deformation quantity, the height of the lateral displacement restricting collar is not less than disk spring cuff
Highly, both height phase differences are as disk spring vertical deformation limit value;
To prevent disk spring from sliding unstable phenomenon occurs, the disk spring cuff is by internal diameter and disk spring outside diameter phase
Same cylinder and the cuff edge of a wing composition with bolt hole.
To make full use of shape memory alloy material performance, the marmem is made using NiTi alloys (martensite)
Make, with both sides fixed sleeving by being welded to connect, fixed sleeving is then connected by support hinge chain bar and the welding of upper and lower two-layered steel plates
Connect.
To make full use of disk spring material property, the disk spring combination mode combines for pairing, and the upper end passes through
Bolt is connected with intelligent frictional disk, and lower end is weldingly connected with prismatic steel sole plate.
To obtain optimal frictional disk intelligence friction energy-dissipating effect, intelligent frictional disk is intended using five-layer structure stack combinations,
External friction plate, interior friction plate, circular core plate, interior friction plate, external friction plate are followed successively by from top to bottom.Five-layer structure thickness is homogeneous
Together, each layer friction plate is made of polytetrafluoroethylene material, and five layer material plates are bolted by three, and each bolt top is each
One piezoelectric actuator of self installation;In loading process, piezoelectric actuator produces input by upper and lower two-layered steel plates relative displacement
Voltage so that electroluminescent deformation occurs for driver gasket, so that fastening bolt anchor force is adjusted, Intelligent control friction disk frictional force.
The slide effect between strengthening stud and friction plate, three circular arcs are separately designed in each layer friction board and circular core plate
Slotted configuration, arc groove hole width are adapted with slide bolt diameter.
To reach optimal piezoelectric property, the piezoresistive material flitch is made of epoxy IPNs/ carbon nanotubes piezoelectric,
Take 50% that PU components are epoxy.
To reduce voltage needed for driver, piezoelectric actuator uses multi-layer piezoelectric material piece stacked system.
The utility model has the following advantages relative to existing seismic isolation technology:
1st, the utility model is easily realized, theoretical simple, is easily received by engineering staff, and material be easy to get to, inexpensively,
It is adapted to major part earthquake-resistant structure to use;
2nd, the utility model simple structure, power transmission is clear and definite, stable system, can react rapidly when an earthquake occurs, fully
Play shock isolating pedestal damping effect;
3rd, marmem when upper and lower two-layered steel plates relatively move, produces larger recovery in the utility model
Power, so as to ensure the reseting performance of shock isolating pedestal;
4th, the utility model can intelligently adjust frictional force size between friction plate, and it is single to improve traditional shock isolating pedestal damping effect
Limited situation, and strengthen shock isolating pedestal durability so that maintenance cost reduces;
5th, disk spring and the collocation of piezoelectricity friction plate use in the utility model, laterally with vertical common shock insulation, solve three
To shock insulation problem, escort for anti-seismic structure.
Brief description of the drawings
Fig. 1 is the stereogram after the utility model assembling;
Fig. 2 is the profile after the utility model assembling;
Fig. 3 is the Temperature-Stress curve map of marmem;
Fig. 4 is piezoelectric driver model figure;
Fig. 5 is intelligent frictional disk structural map.
Embodiment
Below in conjunction with attached drawing, a kind of combined type three-dimensional intelligent shock-isolation bearing of the utility model is done further specifically
It is bright.
As depicted in figs. 1 and 2, prismatic steel sole plate 10 and prismatic steel top plate 5 are complete on vertical plane in the utility model
Full weight is closed, and when the two is relatively moved, marmem 1 is connected to prismatic steel top plate 5 and drives intelligent frictional disk 9 to exist
Frictional movement occurs between prismatic steel top plate 5 in the range of disk spring 11 with spraying damping material, while on prismatic steel sole plate 10
Disk spring 11 play a supportive role to prismatic steel top plate 5, and corresponding movement can be done in supporting domain.Prismatic steel sole plate 10 is six
Side shape steel plate, thereon center position be welded with disk spring 11,11 radius of disk spring takes the 0.2 of 10 length of side of prismatic steel sole plate
Times, when the opposite slip in it of intelligent frictional disk 9, play the role of making relative movement control within the specific limits, while dish
Damping paint is sprayed on bottom plate in the range of shape spring 11.Six roots of sensation support articulated link chain bar 4 is welded with top plate and bottom plate hexagonal,
Be welded by steel alloy, prevent marmem 1 because top plate is under pressure because rigidity not enough deforms, ensure every
It is uniform to shake Bearing Seat Force.Six roots of sensation fixed sleeving 2 is respectively welded at top plate and bottom plate hexagonal, its radius can be according to Practical Project
Determine, the lower section center of circle is located on six points that bottom plate diagonal intersects with lateral displacement restricting collar 13 respectively, top section
The center of circle is respectively on six points of top plate diagonal top edge.1 height of marmem is equal to disk spring 11 and intelligence
The sum of height of frictional disk 9.Intelligent 9 thickness of frictional disk is not less than 20mm, and flat, another side weldering is cutd open in the one side polishing of itself and top plate contact
It is connected in six pieces of disk springs 11 and reinforces;Frictional disk 9 is intended using five-layer structure stack combinations, is followed successively by external friction from top to bottom
Plate 8, interior friction plate 7, circular core plate 6, interior friction plate 7, external friction plate 8, five-layer structure thickness all same, each layer friction plate use
Polytetrafluoroethylene material makes, and five layer material plates are bolted by three, and each each one piezoelectricity of self installation in bolt top drives
Dynamic device 15;Piezoelectric actuator 15 uses multi-layer piezoelectric material piece stacked system, and piezoelectric actuator 15 uses epoxy IPNs/ carbon nanometers
Pipe piezoelectric makes, and to play optimal piezoelectric property, takes PU components as the 50% of epoxy.In each layer friction board and circle
Core plate 6 separately designs three arc groove hole constructions, and arc groove hole width is adapted with slide bolt diameter.Marmem 1
It is consistent in mobile range of the mobile range with intelligent frictional disk 9 on the outside in displacement restricting collar 13 of disk spring 11, most
The top plate length of side that big displacement distance is 0.2 times, to ensure that intelligent frictional disk 9 is freely slidable from limitation is moved.In prismatic steel bottom
Plate 10 is welded with the disk spring cuff 12 of disk spring same radius with the positive middle part of disk spring 11, and passes through rivet or spiral shell
Bolt is reinforced.The height of the lateral displacement restricting collar 13 is not less than the height of disk spring cuff 12, both height phase differences are made
For disk spring vertical deformation maximum;Disk spring cuff 12 is by the internal diameter cylinder identical with 11 outside diameter of disk spring and carries
The cuff edge of a wing 14 of bolt hole forms, and 12 material of disk spring cuff is steel, primarily serves auxiliary limitation, passes through bolt or riveting
Flange plate is fixed on steel sole plate by nail.Prismatic steel sole plate 10,5 six side of prismatic steel top plate drill through bolt hole, easy to structure phase
Connection.
The utility model can also determine supporting stand size according to Practical Project, and each scantling can also do corresponding rationally adjustment,
After each component completes, disk spring cuff 12, lateral displacement restricting collar 13, intelligent 9 surface of frictional disk carry out polishing polishing
Processing.Again will support articulated link chain bar 4 and upper and lower two plate, lateral displacement restricting collar 13 and prismatic steel sole plate 10, prismatic steel top plate 5 with
Intelligent frictional disk 9, intelligent frictional disk 9 are respectively adopted with prismatic steel sole plate 10 and are welded to connect with disk spring 11, disk spring 11.
Wherein support articulated link chain bar 4 that first marmem 1 is placed on fixed sleeving 2 before welding with upper and lower two plate, it is to be welded complete
Cheng Hou, disk spring cuff 7 is further reinforced on prismatic steel sole plate 10 with bolt or rivet.And the disk spring on bottom plate
11 enclose in the range of spray damping paint, lubricant is smeared in intelligent frictional disk 9 on top plate.By under the grade of prismatic steel sole plate 10
After portion's component is nested with 5 grade upper component of prismatic steel top plate, it is anchored in by bolt in building structure, that is, completes installation.
The utility model is easily realized, theoretical simple, is easily received by engineering staff, and material is easy to get to inexpensively;Structure
Make simply, convenient installation, each member stress is uniform, and power transmission is clear and definite, stable system, easy to process, when an earthquake occurs can be fast
Speed reaction;Marmem can provide larger restoring force, so as to ensure the reseting performance of shock isolating pedestal;It can intelligently adjust and rub
Frictional force size between pad, improves the single limited situation of traditional shock isolating pedestal damping effect;Disk spring and piezoelectricity friction plate
Collocation uses, and laterally with vertical common shock insulation, solves the problems, such as three-dimensional shock insulation.For the guarantor of the safe and important historical relic of building structure
Shield provides safeguard.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (10)
- A kind of 1. combined type three-dimensional intelligent shock-isolation bearing, it is characterised in that including marmem (1), fixed sleeving (2), Bolt (3), support articulated link chain bar (4), prismatic steel top plate (5), intelligent frictional disk (9), prismatic steel sole plate (10), disk spring (11), disk spring cuff (12) and lateral displacement restricting collar (13), the prismatic steel top plate (5) and prismatic steel sole plate (10) Vertical plane overlaps;The marmem (1) is equipped with the six roots of sensation, passes through fixed sleeving (2) and support articulated link chain bar respectively (4) prismatic steel top plate (5) and prismatic steel sole plate (10) are connected;The prismatic steel sole plate (10) is equipped with six pieces of disk springs (11), the disk spring (11) connects prismatic steel top plate (5), the prismatic steel sole plate by intelligent frictional disk (9) respectively (10) circular outside displacement restricting collar (13), the prismatic steel sole plate of lateral displacement restricting collar (13) internal range are additionally provided with (10) damping material is sprayed on;The periphery of the disk spring (11) is respectively equipped with the disk spring cuff being adapted therewith (12), the disk spring cuff (12) is fixedly connected with prismatic steel sole plate (10).
- A kind of 2. combined type three-dimensional intelligent shock-isolation bearing as claimed in claim 1, it is characterised in that:The intelligence frictional disk (9) it is made of five-layer structure superposition, is followed successively by external friction plate (8), interior friction plate (7) from top to bottom, circular core plate (6), interior rubs Wiping board (7), external friction plate (8);Five layers of friction plate thickness all same of the intelligence frictional disk (9), each layer friction plate is using poly- Tetrafluoroethene material makes;Five layers of friction plate of the intelligence frictional disk (9) are connected by three fastening bolts (17), each tight A piezoelectric actuator (15) and driver gasket (16) are respectively provided with fixing bolt (17).
- A kind of 3. combined type three-dimensional intelligent shock-isolation bearing as claimed in claim 2, it is characterised in that:The disk spring cuff (12) lower part is equipped with the cuff edge of a wing (14), and the cuff edge of a wing (14) is equipped with bolt hole;The disk spring cuff (12) is logical Rivet or bolt is crossed to be fixedly connected with prismatic steel sole plate (10).
- A kind of 4. combined type three-dimensional intelligent shock-isolation bearing as claimed in claim 3, it is characterised in that:The lateral displacement limitation The radius for binding round (13) is 1.4 times of prismatic steel sole plate (10) length of side;The height of the lateral displacement restricting collar (13) is not less than dish The height of shape spring cuff (12).
- A kind of 5. combined type three-dimensional intelligent shock-isolation bearing as claimed in claim 4, it is characterised in that:The marmem (1) it is highly the sum of disk spring (11) and intelligent frictional disk (9) height;The upper table mirror polish mill of the intelligence frictional disk (9) Flat, lower part is equipped with the bolt hole being connected with disk spring (11), and the thickness of the intelligence frictional disk (9) is not less than 20mm.
- A kind of 6. combined type three-dimensional intelligent shock-isolation bearing as claimed in claim 5, it is characterised in that:The marmem Made of NiTi alloys, with both sides fixed sleeving (2) by being welded to connect, fixed sleeving (2) then passes through support hinge chain bar (4) it is welded to connect with upper and lower two-layered steel plates.
- A kind of 7. combined type three-dimensional intelligent shock-isolation bearing as claimed in claim 6, it is characterised in that:The disk spring (11) Combination be pairing combination, the upper end is welded with intelligent frictional disk (9), and lower end is welded with prismatic steel sole plate (10).
- A kind of 8. combined type three-dimensional intelligent shock-isolation bearing as claimed in claim 7, it is characterised in that:The piezoelectric actuator (15) formed for multi-layer piezoelectric material piece stacked system, the piezoelectric is epoxy IPNs/ carbon nanotubes piezoelectrics.
- A kind of 9. combined type three-dimensional intelligent shock-isolation bearing as claimed in claim 8, it is characterised in that:The intelligence frictional disk (9) friction board and circular core plate (6) is respectively equipped with three arc groove holes, and arc groove hole width is mutually fitted with slide bolt diameter Match somebody with somebody.
- A kind of 10. combined type three-dimensional intelligent shock-isolation bearing as claimed in claim 9, it is characterised in that:The prismatic steel top plate (5) and at prismatic steel sole plate (10) hexagonal six roots of sensation fixed sleeving (2) and support hinge chain bar (4) are respectively welded, it is described Fixed sleeving (2) lower section center of circle is located on six points that bottom plate diagonal intersects with lateral displacement restricting collar (13) respectively, The top section center of circle is respectively on six points of top plate diagonal top edge.
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CN201720388832.4U CN207364163U (en) | 2017-04-13 | 2017-04-13 | A kind of combined type three-dimensional intelligent shock-isolation bearing |
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CN201720388832.4U CN207364163U (en) | 2017-04-13 | 2017-04-13 | A kind of combined type three-dimensional intelligent shock-isolation bearing |
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CN201720388832.4U Expired - Fee Related CN207364163U (en) | 2017-04-13 | 2017-04-13 | A kind of combined type three-dimensional intelligent shock-isolation bearing |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106969077A (en) * | 2017-04-13 | 2017-07-21 | 兰州理工大学 | A kind of combined type three-dimensional intelligent shock-isolation bearing |
CN108867911A (en) * | 2018-07-02 | 2018-11-23 | 东南大学 | A kind of pulling-resistant type three-dimensional rubber friction-pendulum shock-insulation support |
-
2017
- 2017-04-13 CN CN201720388832.4U patent/CN207364163U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106969077A (en) * | 2017-04-13 | 2017-07-21 | 兰州理工大学 | A kind of combined type three-dimensional intelligent shock-isolation bearing |
CN108867911A (en) * | 2018-07-02 | 2018-11-23 | 东南大学 | A kind of pulling-resistant type three-dimensional rubber friction-pendulum shock-insulation support |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180515 Termination date: 20190413 |
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CF01 | Termination of patent right due to non-payment of annual fee |