CN111288119A - Three-dimensional vibration isolation device combining inertial container and friction pendulum support - Google Patents
Three-dimensional vibration isolation device combining inertial container and friction pendulum support Download PDFInfo
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- CN111288119A CN111288119A CN202010092255.0A CN202010092255A CN111288119A CN 111288119 A CN111288119 A CN 111288119A CN 202010092255 A CN202010092255 A CN 202010092255A CN 111288119 A CN111288119 A CN 111288119A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
Abstract
The invention belongs to the field of vibration and noise control, and provides a three-dimensional vibration isolation device combining an inertial volume and a friction pendulum support. The three-dimensional vibration isolation device is connected with the inertial volume vibration isolation system and the friction pendulum support in a decoupling mode to realize three-dimensional vibration isolation. The helical spring and the inertial volume system are connected in parallel to realize effective vertical vibration isolation, the friction pendulum support can play a role in horizontal vibration isolation, and due to the existence of the decoupling system, the horizontal vibration isolation and the vertical vibration isolation can play a role respectively to realize three-dimensional vibration isolation. The invention can be widely applied to special vibration reduction sections with higher requirements on vibration reduction and noise reduction of rail transit, floating floor slabs and other structures and important large-scale equipment which need three-dimensional vibration isolation, and the three-dimensional vibration reduction effect is superior to that of the existing steel spring vibration isolator.
Description
Technical Field
The invention relates to a three-dimensional vibration isolation device combining an inertial volume and a friction pendulum support, and belongs to the field of vibration and noise control.
Background
With the rapid development of social economy and the continuous expansion of urban areas, urban rail transit is widely developed in all big cities throughout the country. However, the stations and the overhaul storehouses of the urban rail transit occupy more land resources, so that property development above the stations and the overhaul storehouses of the urban rail transit becomes an effective measure for saving land resources and improving economic efficiency, but the property development of the upper covers of the stations and the overhaul storehouses of the urban rail transit faces the vibration problem caused by running of lower trains, and adverse effects are caused on the health of residents in the upper cover property industry.
The requirement of precision on vibration of large-scale precision equipment is high, and traffic vibration sources in urban areas are complex and various, so that the three-dimensional vibration isolation of the large-scale equipment has the effect of actually improving the productivity. In an industrial factory building, the operation of equipment can cause larger vibration in the factory building, and long-term vibration easily causes fatigue of workers, so that the health of the workers and the production efficiency are influenced.
Vibration is considered to be one of seven major public hazard pollution in the world, a steel spring is generally adopted for vibration control by adopting a vibration isolation method at present, the vibration isolation frequency of the steel spring is single, the vertical bearing and vibration isolation effects cannot be considered, the purpose that vibration isolation cannot be well realized cannot be achieved due to poor performance on three-dimensional vibration isolation, and certain limitation is also realized in application, so that a more efficient three-dimensional vibration isolation device is researched and developed, and the application prospect is good.
Disclosure of Invention
The invention aims to solve the three-dimensional vibration isolation problem of buildings with upper covers, floors in buildings and important instruments and equipment in urban rail transit and improve the vibration isolation efficiency, and provides a three-dimensional vibration isolation device combining an inerter system and a friction pendulum support.
In order to achieve the above object, the present invention provides the following technical solutions:
three-dimensional partition combining inertial container and friction pendulum supportA vibration device comprisingDecoupling system, horizontal vibration isolation system and vertical Vibration isolation systemThe horizontal vibration isolation system is realized by adopting a friction pendulum support, and the vertical vibration isolation system is designed and realized by adopting an inertial capacity system principle. The vertical center lines of the inertial volume system part and the friction pendulum support part are kept consistent; the friction pendulum support is connected with the upper structure; the inertia capacity system is arranged below the friction pendulum support and connected with the foundation.
A first part: decoupling system
The above-mentionedDecoupling systemHorizontal and vertical motion decoupling is realized, including lower sleeve (1), teflon sleeve (10) and last sleeve (11) nested each other in proper order, teflon sleeve (10) nestification is outside in lower sleeve (1), then sleeve (11) are nested again to its outside, and above-mentioned three sleeve forms decoupling system, and teflon sleeve (10) play and reduce the effect of friction power.
A second part: horizontal vibration isolation system
The friction pendulum support comprises a lower connecting plate (12), a sliding block (13) and an upper connecting plate (14), wherein the sliding block (13) is placed on the lower connecting plate (12), the sliding block (13) is sequentially placed from bottom to top by covering the upper connecting plate (14) with the upper connecting plate, the upper surface of the lower connecting plate (12) is a curved surface, and the sliding block (13) is placed in the curved surface; a layer of friction material may be added between the curved surfaces of contact between the lower connecting plate 12, the slider 13 and the upper connecting plate 14.
And a third part: vertical vibration isolation system
The inertial volume systemComprises a spiral spring (2), a rotating shaft (3), a rotating disc (4), a rotating disc restraining component (5), damping liquid (6), a damping rod (7), a neodymium magnet (8) and a coil (9); wherein the content of the first and second substances,
the rotating shaft (3) is internally provided with a cylindrical groove (31) for accommodating the spiral spring (2), and the outer surface of the rotating shaft is provided with spiral grains (32) for nesting connection with the rotating disc (4);
the inner side of the rotating disc (4) is used for being better nested in the spiral line (32) on the outer surface of the rotating shaft (3) through a thread (41), and meanwhile, the outer edge of the rotating disc (4) is provided with a rotating disc constraint part (5) so as to obtain the constraint of the vertical position, so that the vertical motion input by the system is converted into the rotation of the rotating disc (4);
the rotating disc constraint component (5) comprises a constraint connecting block (51), a connecting rod (52), a ball sealing cover (53) and balls (54), after the balls (54) are placed in the constraint connecting block (51), the balls are fixed in position by using the ball sealing cover (53) to be connected to the constraint connecting block (51) through bolts, the constraint connecting block (51) is connected through the connecting rod (52), the rotating disc constraint component (5) is connected to the wall of the lower sleeve (1) through the constraint connecting block (51) through bolts, and a coil (9) is wound on a rod body of the connecting rod (52);
a circle of follow-up neodymium magnets (8) are arranged at the edge of the rotating disc (4), a circle of static neodymium magnets (8) are also arranged at corresponding positions at the same height of the inner side wall of the lower sleeve (1), the number of the follow-up neodymium magnets is kept consistent, opposite poles are kept, a dynamically changing magnetic field is generated when the rotating disc (4) rotates, the static coils (9) cut magnetic lines in the dynamic magnetic field, and energy is consumed through electromagnetic induction;
a damping rod (7) is fixedly connected to the lower surface of the rotating disc (4), and damping liquid (6) is stored in the lower sleeve (1) to immerse the damping rod (7); when the rotating disc (4) rotates, the damping rod (7) rotates along with the rotating disc, energy is consumed by stirring the damping liquid (6), and damping force is provided for the vibration isolation system.
The vibration isolation device can be suitable for vibration isolation of urban rail transit track upper cover buildings, vibration sensitive buildings, important equipment bases, track floating slabs and floating floor slabs, and can also be used for vibration isolation in the field in which three-dimensional vibration is harmful.
The invention has the beneficial effects that:
(1) the device can have stable bearing capacity by bearing through the spiral spring.
(2) The device can simultaneously realize the isolation of horizontal vibration and vertical vibration due to the existence of a decoupling system in the vibration motion process.
(3) The device isolates vertical vibration, because the device is an inertial container system consisting of the spiral springs, and has the characteristics of positive stiffness and negative stiffness, smaller system dynamic stiffness can be realized by reasonably selecting design parameters, and better vibration isolation effect is realized compared with the situation of only the spiral springs;
(4) the neodymium magnet and the coil are adopted for direct electromagnetic induction, and the damping rod is adopted for stirring damping liquid to provide damping force, so that better energy dissipation can be realized;
(5) by adopting the magneto-rheological damping liquid, the induced current generated between the neodymium magnet and the coil can be used for controlling the magneto-rheological damping liquid, and the magneto-rheological damping liquid has a reasonable energy recycling structure;
(6) the used materials have low cost, simple structure, convenient assembly and convenient replacement;
(7) the method can be widely applied to subway upper cover buildings or important instruments and equipment with higher requirements on three-dimensional vibration isolation.
Drawings
FIG. 1 is a sectional perspective view of a three-dimensional vibration isolation device combining an inertial volume and a friction pendulum support according to the present invention;
FIG. 2 is a perspective view of the three-dimensional vibration isolation device with the combination of the inertial volume and the friction pendulum support;
FIG. 3 is a perspective view of an inertial volume system of the present invention;
FIG. 4 is a perspective view of the lower sleeve of the present invention;
FIG. 5 is a perspective view of the coil spring of the present invention;
FIG. 6 is a perspective view of the rotating shaft of the present invention;
FIG. 7 is a perspective view of the rotary disk of the present invention;
FIG. 8 is a perspective view of a rotating disc restraining member of the present invention;
FIG. 9 is a perspective view of the damping rod of the present invention;
FIG. 10 is a perspective view of a neodymium magnet according to the present invention;
FIG. 11 is a perspective view of a Teflon sleeve of the present invention;
FIG. 12 is a perspective view of the upper sleeve of the present invention;
FIG. 13 is a perspective view of the friction pendulum lower web of the present invention;
FIG. 14 is a perspective view of the slider of the present invention;
FIG. 15 is a perspective view of the upper attachment plate of the friction pendulum of the present invention;
reference numbers in the figures:
a lower sleeve 1, a Teflon sleeve 10 and an upper sleeve 11;
the spiral spring 2, the rotating shaft 3, the rotating shaft cylindrical groove 31, the rotating shaft thread 32, the rotating disk 4, the rotating disk thread 41, the rotating disk restraining component 5, the damping liquid 6, the damping rod 7, the neodymium magnet 8 and the coil 9;
rotating disk restricting member 5: a constraint connecting block 51, a pre-tightening connecting rod 52, a ball sealing cover 53 and a ball 54;
lower connecting plate 12, slider 13, upper connecting plate 14.
Detailed Description
The technical scheme of the invention is further described in the following by combining the attached drawings.
As shown in fig. 1 to 15:
a three-dimensional vibration isolation device combining inertial volume and friction pendulum support comprisesDecoupling system, horizontal vibration isolation system and vertical Vibration isolation systemThe horizontal vibration isolation system is realized by adopting a friction pendulum support, and the vertical vibration isolation system is designed and realized by adopting an inertial capacity system principle. The vertical center lines of the inertial volume system part and the friction pendulum support part are kept consistent; the friction pendulum support is connected with the upper structure; the inertia capacity system is arranged below the friction pendulum support and connected with the foundation. When external three-dimensional vibration excitation is transmitted into the device, three-dimensional vibration is decoupled through a decoupling system, horizontal vibration is isolated by a friction pendulum support seat part, and vertical vibration is isolated by an inertial container system.
A first part: decoupling system
The above-mentionedDecoupling systemHorizontal and vertical motion decoupling is realized, including lower sleeve (1), teflon sleeve (10) and last sleeve (11) nested each other in proper order, teflon sleeve (10) nestification is outside in lower sleeve (1), then sleeve (11) are nested again to its outside, and above-mentioned three sleeve forms decoupling system, and teflon sleeve (10) play and reduce the effect of friction power.
A second part: horizontal vibration isolation system
The friction pendulum support comprises a lower connecting plate (12), a sliding block (13) and an upper connecting plate (14), wherein the sliding block (13) is placed on the lower connecting plate (12), the sliding block (13) is sequentially placed from bottom to top by covering the upper connecting plate (14) with the upper connecting plate, the upper surface of the lower connecting plate (12) is a curved surface, and the sliding block (13) is placed in the curved surface; a layer of friction material may be added between the curved surfaces of contact between the lower connecting plate 12, the slider 13 and the upper connecting plate 14. The vibration control effect of the vibration isolation support of the horizontal friction pendulum is stable.
The upper surface of the upper connecting plate (14) is a plane and is used for directly bearing the vibration-isolated object.
By way of example and not limitation, the lower connecting plate 12 and the upper sleeve 11 may be connected by bolts.
By way of example and not limitation, the lower surface of the lower web 12 may be of any shape that conforms to the shape of the upper sleeve 11 to facilitate attachment.
And a third part: vertical vibration isolation system
The external vertical vibration can drive the rotating shaft and the spiral spring to vertically move, the spiral spring provides positive stiffness in the vertical movement process, the rotating shaft and the rotating disc can generate negative stiffness in the vertical movement process, a small dynamic stiffness effect can be realized by connecting the spiral spring and the rotating shaft in parallel, and the vibration isolation efficiency is improved; in the rotating process of the rotating disc, the damping liquid is stirred by the damping rod and dissipates the externally input vibration energy through the electromagnetic induction action of the coil cutting magnetic induction lines of the connecting rod, and meanwhile, the type of the adopted damping liquid is magnetorheological damping liquid, so that the induced current of the connecting rod can be used for controlling the magnetorheological damping liquid, and the cyclic utilization of the energy is realized. The device integrates smaller dynamic stiffness and better damping effect, and can realize better vertical vibration control effect. Therefore, the device can finally realize a better three-dimensional vibration control effect.
In particular, the inertial volume systemComprises a spiral spring (2), a rotating shaft (3), a rotating disc (4), a rotating disc restraining component (5), damping liquid (6), a damping rod (7), a neodymium magnet (8) and a coil (9); wherein the content of the first and second substances,
the rotating shaft (3) is internally provided with a cylindrical groove (31) for accommodating the spiral spring (2), and the outer surface of the rotating shaft is provided with spiral grains (32) for nesting connection with the rotating disc (4);
the inner side of the rotating disc (4) is used for being better nested in the spiral line (32) on the outer surface of the rotating shaft (3) through a thread (41), and meanwhile, the outer edge of the rotating disc (4) is provided with a rotating disc constraint part (5) so as to obtain the constraint of the vertical position, so that the vertical motion input by the system is converted into the rotation of the rotating disc (4);
the rotating disc constraint component (5) comprises a constraint connecting block (51), a connecting rod (52), a ball sealing cover (53) and balls (54), after the balls (54) are placed in the constraint connecting block (51), the balls are fixed in position by using the ball sealing cover (53) to be connected to the constraint connecting block (51) through bolts, the constraint connecting block (51) is connected through the connecting rod (52), the rotating disc constraint component (5) is connected to the wall of the lower sleeve (1) through the constraint connecting block (51) through bolts, and a coil (9) is wound on a rod body of the connecting rod (52);
a circle of follow-up neodymium magnets (8) are arranged at the edge of the rotating disc (4), a circle of static neodymium magnets (8) are also arranged at corresponding positions at the same height of the inner side wall of the lower sleeve (1), the number of the follow-up neodymium magnets is kept consistent, opposite poles are kept, a dynamically changing magnetic field is generated when the rotating disc (4) rotates, the static coils (9) cut magnetic lines of force in the dynamic magnetic field, and energy is consumed (electric energy is output or heat is generated) through electromagnetic induction;
a damping rod (7) is fixedly connected to the lower surface of the rotating disc (4), and damping liquid (6) is stored in the lower sleeve (1) to immerse the damping rod (7); when the rotating disc (4) rotates, the damping rod (7) rotates along with the rotating disc, energy is consumed by stirring the damping liquid (6), and damping force is provided for the vibration isolation system.
When the damping liquid is magnetorheological damping liquid, induced current generated by relative motion of the neodymium magnet and the coil can be used for controlling the magnetorheological damping liquid, and the effect of adjusting the damping coefficient of the damping system is realized.
When the magnetorheological damping fluid is adopted, an electrified coil can be arranged on the barrel body of the lower sleeve (1) to control the damping coefficient of the magnetorheological damping fluid, and meanwhile, the rotating of the rotating disk (4) can cut magnetic induction lines between the neodymium magnets (8) to generate induction current, and the induction current can be guided to the electrified coil arranged on the barrel body of the lower sleeve (1), so that the induction current generated in the device is adopted to control the damping coefficient of the magnetorheological damping fluid (6), and the vibration isolation effect is realized, and meanwhile, the cyclic utilization of input vibration energy can be realized.
The coil cuts the magnetic induction line in the rotating process of the rotating disc (4), the energy is consumed through heating by electromagnetic induction, and the rotating disc constraint component (5) can play a sufficient heat dissipation role in a dispersed arrangement mode, so that the aim of providing damping is fulfilled.
The top of the rotating shaft is connected or welded at the center of the inner part of the upper sleeve through a bolt and moves vertically along with the upper sleeve.
By way of example and not limitation, the top surface of the rotating shaft 3 is bolted or welded to the inner center of the upper sleeve 11.
By way of example and not limitation, the lower surface of the rotating disc (4) is fixedly connected with the damping rod (7) through integral machining, bolts or welding.
By way of example and not limitation, the damping rod (7) is in a rod shape and can be in a cylindrical or square column shape, and in order to increase the contact area of the damping rod (7) and the damping liquid (6) in the rigid body rotation process, a flange can be arranged on the damping rod (7), and the flange can be arranged in a shape capable of increasing the area arbitrarily without obstructing the rotation of the rotating disk (4).
By way of example and not limitation, the rotating shaft 3 and the rotating disc 4 should keep consistent thread engagement, and the number of threads is determined according to needs, and preferably symmetrically arranged.
As shown in fig. 1 and 3, the coil 9 is wound around the shaft of the connecting rod 52 of the rotation restricting member 5.
As shown in fig. 1, 3 and 9, the damping rod 7 is fixedly connected to the lower surface of the rotating disc 4 by means of integral machining, bolting, welding or the like, and is immersed in the damping fluid 6, and the damping rod 7 rotates around the rotating shaft 3 in a rigid manner with the rotation of the rotating disc 4.
As shown in fig. 1, the damping fluid 6 may be methyl silicone oil-based damping fluid, dimethyl silicone oil, magnetorheological damping fluid, or the like, for example, when the magnetorheological damping fluid is used, MRF-350 or other types of damping fluid may be selected.
As shown in fig. 1, 3 and 10, the neodymium magnets 8 are respectively adhered to the outer edge of the rotating disk 4 and the inner side wall of the lower sleeve 1 at the corresponding height.
Claims (1)
1. A three-dimensional vibration isolation device combining inertial volume and friction pendulum support comprisesDecoupling system, horizontal vibration isolation system and vertical Vibration isolation systemThe horizontal vibration isolation system is realized by adopting a friction pendulum support, and the vertical vibration isolation system is designed and realized by adopting an inertial capacity system principle; the vertical center lines of the inertial volume system part and the friction pendulum support part are kept consistent; the friction pendulum support is connected with the upper structure; the inertial volume system is arranged below the friction pendulum support and is connected with the foundation;
a first part: decoupling system
The above-mentionedDecoupling systemThe decoupling device realizes the decoupling of horizontal and vertical motion, and comprises a lower sleeve (1), a Teflon sleeve (10) and an upper sleeve (11) which are sequentially nested with each other, wherein the Teflon sleeve (10) is nested outside the lower sleeve (1), then the upper sleeve (11) is nested outside the Teflon sleeve, the three sleeves form a decoupling system, and the Teflon sleeve (10) plays a role in reducing friction force;
a second part: horizontal vibration isolation system
The friction pendulum support comprises a lower connecting plate (12), a sliding block (13) and an upper connecting plate (14), wherein the sliding block (13) is placed on the lower connecting plate (12), the sliding block (13) is sequentially placed from bottom to top by covering the upper connecting plate (14) with the upper connecting plate, the upper surface of the lower connecting plate (12) is a curved surface, and the sliding block (13) is placed in the curved surface; friction materials are arranged among contact curved surfaces among the lower connecting plate 12, the sliding block 13 and the upper connecting plate 14;
and a third part: vertical vibration isolation system
The inertial volume systemComprises a spiral spring (2), a rotating shaft (3), a rotating disc (4), a rotating disc restraining component (5), damping liquid (6), a damping rod (7), a neodymium magnet (8) and a coil (9); wherein the content of the first and second substances,
the rotating shaft (3) is internally provided with a cylindrical groove (31) for accommodating the spiral spring (2), and the outer surface of the rotating shaft is provided with spiral grains (32) for nesting connection with the rotating disc (4);
the inner side of the rotating disc (4) is used for being better nested in the spiral line (32) on the outer surface of the rotating shaft (3) through a thread (41), and meanwhile, the outer edge of the rotating disc (4) is provided with a rotating disc constraint part (5) so as to obtain the constraint of the vertical position, so that the vertical motion input by the system is converted into the rotation of the rotating disc (4);
the rotating disc constraint component (5) comprises a constraint connecting block (51), a connecting rod (52), a ball sealing cover (53) and balls (54), after the balls (54) are placed in the constraint connecting block (51), the balls are fixed in position by using the ball sealing cover (53) to be connected to the constraint connecting block (51) through bolts, the constraint connecting block (51) is connected through the connecting rod (52), the rotating disc constraint component (5) is connected to the wall of the lower sleeve (1) through the constraint connecting block (51) through bolts, and a coil (9) is wound on a rod body of the connecting rod (52);
a circle of follow-up neodymium magnets (8) are arranged at the edge of the rotating disc (4), a circle of static neodymium magnets (8) are also arranged at corresponding positions at the same height of the inner side wall of the lower sleeve (1), the number of the follow-up neodymium magnets is kept consistent, opposite poles are kept, a dynamically changing magnetic field is generated when the rotating disc (4) rotates, the static coils (9) cut magnetic lines in the dynamic magnetic field, and energy is consumed through electromagnetic induction;
a damping rod (7) is fixedly connected to the lower surface of the rotating disc (4), and damping liquid (6) is stored in the lower sleeve (1) to immerse the damping rod (7); when the rotating disc (4) rotates, the damping rod (7) rotates along with the rotating disc, energy is consumed by stirring the damping liquid (6), and damping force is provided for the vibration isolation system.
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|---|---|---|---|---|
| CN113077960A (en) * | 2021-05-14 | 2021-07-06 | 河北冀胜轨道科技股份有限公司 | Solve bad choke transformer of using of track circuit shunting |
| CN113323960A (en) * | 2021-05-08 | 2021-08-31 | 武汉理工大学 | Elastic support tilting pad magnetic liquid double-floating thrust bearing |
| CN115787369A (en) * | 2023-02-09 | 2023-03-14 | 西南交通大学 | Dry friction energy-consumption type vibration-damping noise-reducing fastener and use method thereof |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0932003A (en) * | 1995-07-17 | 1997-02-04 | Shigeo Koyano | Method of reducing seismic force acting upon building using shock eliminating mat |
| US20030136626A1 (en) * | 2002-01-23 | 2003-07-24 | Ciaramitaro Dina A. | Magneto-rheological clutch assembly for use in an electromechanical system |
| KR20040035258A (en) * | 2002-10-19 | 2004-04-29 | 현대자동차주식회사 | limited slip differential |
| CN101968096A (en) * | 2010-09-29 | 2011-02-09 | 中国电力科学研究院 | Self-driving magnetorheological damper |
| CN103047341A (en) * | 2012-12-19 | 2013-04-17 | 哈尔滨工业大学 | Vibration isolator with pneumatic flotation ball bearing for angular decoupling and magnetic suspension plane for driving and positioning |
| CN103697105A (en) * | 2014-01-13 | 2014-04-02 | 天津大学 | Current variable torsional vibration damper |
| CN103774551A (en) * | 2014-01-25 | 2014-05-07 | 广州大学 | Novel three-dimensional seismic isolation device |
| CN106285152A (en) * | 2016-10-18 | 2017-01-04 | 广州大学 | A kind of novel three-dimensional shock isolating pedestal |
| 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 |
| CN107676419A (en) * | 2017-10-26 | 2018-02-09 | 东北大学 | A kind of self-powered method of magnetic rheological liquid damper self-induction and damper |
| CN108729571A (en) * | 2018-08-01 | 2018-11-02 | 山东大学 | A kind of magnetorheological energy damper of piezoelectricity of half active |
| CN108824100A (en) * | 2018-05-29 | 2018-11-16 | 同济大学 | A kind of inertial rotation formula vertical vibration isolation device |
| 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 |
| CN209413028U (en) * | 2018-12-29 | 2019-09-20 | 衡水市橡胶总厂有限公司 | Unidirectional big damping friction puts support |
| CN110359592A (en) * | 2019-07-24 | 2019-10-22 | 西南交通大学 | A kind of turbine type viscous damper |
| CN110388406A (en) * | 2019-08-19 | 2019-10-29 | 同济大学 | Bearing-type mobile decoupling three-dimensional isolation support |
-
2020
- 2020-02-14 CN CN202010092255.0A patent/CN111288119B/en active Active
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0932003A (en) * | 1995-07-17 | 1997-02-04 | Shigeo Koyano | Method of reducing seismic force acting upon building using shock eliminating mat |
| US20030136626A1 (en) * | 2002-01-23 | 2003-07-24 | Ciaramitaro Dina A. | Magneto-rheological clutch assembly for use in an electromechanical system |
| KR20040035258A (en) * | 2002-10-19 | 2004-04-29 | 현대자동차주식회사 | limited slip differential |
| CN101968096A (en) * | 2010-09-29 | 2011-02-09 | 中国电力科学研究院 | Self-driving magnetorheological damper |
| CN103047341A (en) * | 2012-12-19 | 2013-04-17 | 哈尔滨工业大学 | Vibration isolator with pneumatic flotation ball bearing for angular decoupling and magnetic suspension plane for driving and positioning |
| CN103697105A (en) * | 2014-01-13 | 2014-04-02 | 天津大学 | Current variable torsional vibration damper |
| CN103774551A (en) * | 2014-01-25 | 2014-05-07 | 广州大学 | Novel three-dimensional seismic isolation device |
| CN106285152A (en) * | 2016-10-18 | 2017-01-04 | 广州大学 | A kind of novel three-dimensional shock isolating pedestal |
| 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 |
| CN107676419A (en) * | 2017-10-26 | 2018-02-09 | 东北大学 | A kind of self-powered method of magnetic rheological liquid damper self-induction and damper |
| CN108824100A (en) * | 2018-05-29 | 2018-11-16 | 同济大学 | A kind of inertial rotation formula vertical vibration isolation device |
| 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 |
| CN108729571A (en) * | 2018-08-01 | 2018-11-02 | 山东大学 | A kind of magnetorheological energy damper of piezoelectricity of half active |
| CN209413028U (en) * | 2018-12-29 | 2019-09-20 | 衡水市橡胶总厂有限公司 | Unidirectional big damping friction puts support |
| CN110359592A (en) * | 2019-07-24 | 2019-10-22 | 西南交通大学 | A kind of turbine type viscous damper |
| CN110388406A (en) * | 2019-08-19 | 2019-10-29 | 同济大学 | Bearing-type mobile decoupling three-dimensional isolation support |
Non-Patent Citations (2)
| Title |
|---|
| SHI YUNFEI: "Research on modeling of magneto-rheological damping dynamic inverse model based on support vector machine", 《14TH IEEE INTERNATIONAL CONFERENCE ON ELECTRONIC MEASUREMENT AND INSTRUMENTS (ICEMI)》 * |
| 周颖: "基于准零刚度特性的结构竖向隔振系统研究", 《建筑结构学报》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113323960A (en) * | 2021-05-08 | 2021-08-31 | 武汉理工大学 | Elastic support tilting pad magnetic liquid double-floating thrust bearing |
| CN113077960A (en) * | 2021-05-14 | 2021-07-06 | 河北冀胜轨道科技股份有限公司 | Solve bad choke transformer of using of track circuit shunting |
| CN115787369A (en) * | 2023-02-09 | 2023-03-14 | 西南交通大学 | Dry friction energy-consumption type vibration-damping noise-reducing fastener and use method thereof |
| CN115787369B (en) * | 2023-02-09 | 2023-04-11 | 西南交通大学 | Dry friction energy-consumption type vibration-damping noise-reducing fastener and use method thereof |
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Application publication date: 20200616 Assignee: Tongji University Architectural Design and Research Institute (Group) Co.,Ltd. Assignor: TONGJI University Contract record no.: X2022310000153 Denomination of invention: A three-dimensional vibration isolation device with inertial capacity and friction pendulum support Granted publication date: 20210914 License type: Common License Record date: 20221026 |