CN108361311A - A kind of mode MR elastomer damper - Google Patents
A kind of mode MR elastomer damper Download PDFInfo
- Publication number
- CN108361311A CN108361311A CN201810065311.4A CN201810065311A CN108361311A CN 108361311 A CN108361311 A CN 108361311A CN 201810065311 A CN201810065311 A CN 201810065311A CN 108361311 A CN108361311 A CN 108361311A
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- CN
- China
- Prior art keywords
- magnetic
- elastic body
- magnetizer
- rheology elastic
- magnetic rheology
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/53—Means for adjusting damping characteristics by varying fluid viscosity, e.g. electromagnetically
- F16F9/532—Electrorheological [ER] fluid dampers
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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
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/10—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using liquid only; using a fluid of which the nature is immaterial
- F16F9/14—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect
- F16F9/16—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts
- F16F9/18—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein
- F16F9/19—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein with a single cylinder and of single-tube type
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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
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/3207—Constructional features
- F16F9/3221—Constructional features of piston rods
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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
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/3264—Arrangements for indicating, e.g. fluid level; Arrangements for checking dampers
-
- 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
- F16F2222/00—Special physical effects, e.g. nature of damping effects
- F16F2222/12—Fluid damping
-
- 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
- F16F2224/00—Materials; Material properties
- F16F2224/04—Fluids
- F16F2224/043—Fluids electrorheological
Abstract
The invention discloses a kind of mode MR elastomer damper, it is arranged with solenoid in magnetic conductive jacket cylinder, coil windings are tied on solenoid, coil windings are connect with DC power supply；It is placed with upper and lower magnetic rheology elastic body in solenoid, magnetic conduction piston is provided between upper and lower magnetic rheology elastic body；The top of upper magnetic rheology elastic body is provided with magnetizer；Upper magnetic rheology elastic body and upper magnetizer are equipped with through-hole, and hinged ball seat can be connected with along the piston rod that through-hole moves up and down, one end of piston rod by being equipped in through-hole, and the other end of piston rod is fixedly connected with magnetic conduction piston；The lower part of lower magnetic rheology elastic body is provided with lower magnetizer, and the lower part of lower magnetizer is connected with lower hinged ball seat.Solve the problems, such as in the prior art the magnetorheological fluid difficult sealing due to MR damper, free settling and cause damper performance decline.Damper need not be absolutely sealed in the present invention, and magnetic-particle will not settle at any time, and performance is good.
Description
Technical field
The present invention relates to damper technique field more particularly to a kind of mode MR elastomer dampers.
Background technology
Existing MR damper mainly uses the structure of working cylinder, piston and piston rod, and magnetic is filled in working cylinder
Rheology liquid, magnetorheological fluid are reciprocal in working cylinder with piston by piston rod under the magnetic fields that magnet exciting coil generates
It moves to generate damping force.
In order to prevent since magnetorheological fluid leaks, and damper performance is caused to decline, needs to carry out working cylinder good close
Envelope.
Furthermore magnetorheological fluid is by high magnetic permeability, low hysteresis small soft magnetic particles and as the non-magnetic of carrier fluid
The suspended substance that property liquid (such as silicone oil, mineral oil) mixes, since density of magnetic particles is higher, and carrier fluid density is relatively low,
The presence of density contrast makes magnetic-particle be easy sedimentation, seriously affects the performance of damper.
To sum up, there is magnetorheological fluid difficult sealing and free settling in the MR damper of the prior art.
Invention content
The purpose of the present invention is to provide a kind of mode MR elastomer damper, solve in the prior art due to
Magnetorheological fluid difficult sealing, the free settling of MR damper and cause damper performance decline the problem of.The present invention does not need pair
Damper is absolutely sealed, and magnetic-particle will not settle at any time, and performance is good.
In order to achieve the above objectives, the present invention adopts the following technical scheme that：
The present invention provides a kind of mode MR elastomer damper, including magnetic conductive jacket cylinder, in magnetic conductive jacket cylinder
It is arranged with solenoid, coil windings are tied on solenoid, coil windings are connect with DC power supply；It is placed in solenoid mutually flat
Capable upper magnetic rheology elastic body and lower magnetic rheology elastic body, are provided between upper magnetic rheology elastic body and lower magnetic rheology elastic body and lead
Magnetic piston；The top of upper magnetic rheology elastic body is provided with magnetizer；Upper magnetic rheology elastic body and upper magnetizer are equipped with through-hole,
Being equipped in through-hole can be along the piston rod that through-hole moves up and down, and one end of piston rod is connected with hinged ball seat, piston rod it is another
End is fixedly connected with magnetic conduction piston；The lower part of lower magnetic rheology elastic body is provided with lower magnetizer；The lower part of lower magnetizer is connected with
Lower hinged ball seat.
Further, the features of the present invention also characterized in that：
The lower surface of upper magnetizer is contacted with the upper surface of upper magnetic rheology elastic body, the side wall upper part and magnetic conduction of upper magnetizer
Outer sleeve is fixedly connected, and the lower sidewall of upper magnetizer is contacted with solenoidal inner surface.
The upper surface of lower magnetizer is contacted with the lower surface of lower magnetic rheology elastic body, the side wall upper part and helical of lower magnetizer
The inner surface of pipe contacts, and the lower sidewall of lower magnetizer is fixedly connected with magnetic conductive jacket cylinder.
It is provided with the sensor of the size for detecting the power for acting on upper ball hinge and lower ball hinge on piston rod, senses
Device is connect with controller, and controller is connect with DC power supply, and controller can be according to acting on upper ball hinge and lower ball hinge
The size of current of the size control DC power supply of power.
Upper magnetic rheology elastic body and lower magnetic rheology elastic body are placed on solenoidal middle part.
Magnetic conductive jacket cylinder is equipped with the wire guide passed through for providing the electrified wire of coil windings.
The side wall upper part of upper magnetizer is threadedly coupled with magnetic conductive jacket cylinder, lower sidewall and the magnetic conductive jacket cylinder of lower magnetizer
It is threadedly coupled.
Magnetic conduction piston is connected with piston rod thread.
Upper magnetizer, lower magnetizer, magnetic conduction piston and magnetic conductive jacket cylinder are all made of high-permeability material.
Piston rod and solenoid are all made of non-magnet material.
Compared with prior art, the present invention has technique effect beneficial below：
A kind of mode MR elastomer damper provided by the invention, by being passed through DC current to coil windings,
So that generating magnetic field inside solenoid；Upper magnetic rheology elastic body and lower magnetic rheology elastic body under the influence of a magnetic field, rigidity and
Damping generates variation, to have the function that inhibit vibration.The present invention well solved difficult sealing existing for magnetorheological fluid and
The problem of free settling, carrier fluid is replaced by rubber-like material in magnetic rheology elastic body, and magnetic-particle will not settle at any time,
It need not be absolutely sealed.
Further, the present invention is passed through the size of current of coil windings by adhering to sensor and controller on the piston rod
Control, the size of electric current changes with the size for the power for acting on lower ball hinge and upper ball hinge, to change solenoid institute
The size in magnetic field is generated, and then changes rigidity and the damping of magnetic rheology elastic body, vibration is made to be effectively suppressed.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of mode MR elastomer damper provided by the invention.
Fig. 2 is the sectional view of A-A in Fig. 1.
Fig. 3 is the sectional view of B-B in Fig. 1.
Fig. 4 is a kind of schematic three dimensional views of mode MR elastomer damper provided by the invention.
Fig. 5 is a kind of section schematic three dimensional views of mode MR elastomer damper provided by the invention.
Fig. 6 is a kind of interior three-dimensional schematic diagram of mode MR elastomer damper provided by the invention.
Fig. 7 is the structural schematic diagram of coil spiral pipe provided by the invention.
Fig. 8 is the structural schematic diagram of magnetic conductive jacket cylinder provided by the invention.
In figure, 1 is lower magnetizer, and 2 be upper magnetizer, and 3 be lower magnetic rheology elastic body, and 4 be upper magnetic rheology elastic body, and 5 are
Magnetic conduction piston, 6 be magnetic conductive jacket cylinder, and 7 be solenoid, and 8 be coil windings, and 9 be piston rod, and 10 be lower hinged ball seat, and 11 be upper hinge
Ball seat.
Specific implementation mode
The present invention is described in further detail below in conjunction with the accompanying drawings：
Referring to Fig. 1-8, the present invention provides a kind of mode MR elastomer dampers, including magnetic conductive jacket cylinder 6, lead
It is arranged with solenoid 7 in magnetic outer sleeve 6, coil windings 8 are tied on solenoid 7, coil windings 8 are connect with DC power supply；Helical
The upper magnetic rheology elastic body 4 being mutually parallel and lower magnetic rheology elastic body 3, upper magnetic rheology elastic body 4 and lower magnetic current are placed in pipe 7
It is provided with magnetic conduction piston 5 between change elastomer 3；The top of upper magnetic rheology elastic body 4 is provided with magnetizer 2, upper magnetizer 2
Lower surface is contacted with the upper surface of upper magnetic rheology elastic body 4, and the side wall upper part of upper magnetizer 2 is fixedly connected with magnetic conductive jacket cylinder 6,
The lower sidewall of upper magnetizer 2 is contacted with the inner surface of solenoid 7；Upper magnetic rheology elastic body 4 and upper magnetizer 2 are equipped with logical
Hole, interior be equipped with of through-hole can be connected with hinged ball seat 11, piston rod along the piston rod 9 that through-hole moves up and down, one end of piston rod 9
9 other end is fixedly connected with magnetic conduction piston 5；The lower part of lower magnetic rheology elastic body 3 is provided with lower magnetizer 1, lower magnetizer 1
Upper surface is contacted with the lower surface of lower magnetic rheology elastic body 3, and the side wall upper part of lower magnetizer 1 is contacted with the inner surface of solenoid 7,
The lower sidewall of lower magnetizer 1 is fixedly connected with magnetic conductive jacket cylinder 6；The lower part of lower magnetizer 1 is connected with lower hinged ball seat 10.
After being passed through DC current in coil windings 8, due to electromagnetic induction effect, 7 inside of solenoid and coil windings 8 weeks
Magnetic field will be generated by enclosing, and magnetic pole is located at the both ends of coil windings 8, can be judged by the right-hand rule, meanwhile, it is hindered in the magnetorheological body
In Buddhist nun's device, closed magnetic circuit will be generated.And the upper magnetic rheology elastic body 4 and lower magnetic rheology elastic body 3 in damper are by magnetic field
Effect, due to the magnetic effect of magnetic rheology elastic body, the rigidity of material itself and damping will generate variation, shake to reach inhibition
Dynamic effect.The magnetic that damper generates the size of damping force and is applied on magnetic rheology elastic body 4 and lower magnetic rheology elastic body 3
Field intensity is related, and it is related with the DC current size of coil windings 8 is passed through to be applied to the magnetic field intensity on magnetic rheology elastic body,
Rigidity and the damping of MR damper can be thus controlled using the electric current being passed through in coil.And after deenergization, line
Electric current is lost in circle winding 8, being originally present in the magnetic field around coil windings 8 can also disappear immediately, due to magnetic rheology elastic body
Reversible domestic animal, the rigidity of the MR damper and damping are promptly restored to original state.
In the present invention, upper magnetizer 2, lower magnetizer 1, magnetic conduction piston 5 and magnetic conductive jacket cylinder 6 are all made of high magnetic permeability
Material is made, and closed magnetic circuit is collectively formed with lower magnetic rheology elastic body 3 and upper magnetic rheology elastic body 4, made of non-magnet material
It is tied with coil windings 8 on solenoid 7, after connecting DC power supply, high-intensity magnetic field is will produce inside solenoid 7, magnetic field can act on
In on lower magnetic rheology elastic body 3 and upper magnetic rheology elastic body 4.
The upper magnetic rheology elastic body 4 and lower magnetic rheology elastic body 3 of the present invention is a new branch of magnetorheological materials, it
It is that natural rubber or silicone rubber matrix by being mixed with magnetic-particle cures under the action of externally-applied magnetic field and be made, it is this after solidification
The rigidity of material and damping can change with the variation of externally-applied magnetic field.The present invention is by changing the size of current in coil windings 8
Change the magnetic induction intensity in solenoid 7, to the lower magnetic rheology elastic body 3 of control and upper magnetic rheology elastic body 4 rigidity and
Damping, and then damper performance is adjusted, have the function that energy-dissipating and shock-absorbing.
It should be noted that lower magnetic rheology elastic body 3 and upper magnetic rheology elastic body 4 are because of configuration proportion, curing environment, particle
The final performance of magnetic rheology elastic body can be all influenced with factors such as matrixes, the magnetic rheology elastic body that the present invention uses is in magnetic fields
Lower preparation, magnetic-particle therein are distributed in orderly chain structure in the matrix of elastomer, can generate the magnetorheological of needs
Effect.
The lower ball hinge and upper ball hinge of the present invention is connected from different force side respectively, when acting on lower ball hinge and work
With when the power of upper ball hinge is pulling force, magnetic conduction piston 5 squeezes upper magnetorheological bullet under the action of piston rod 9 with upper magnetizer 2
Property body 4, upper magnetic rheology elastic body 4 play a major role.When it is pressure to act on lower ball hinge with the power of upper ball hinge is acted on,
Magnetic rheology elastic body 3 under piston squeezes under the action of piston rod 9 with lower magnetizer 1, lower magnetic rheology elastic body 3 play main work
With.The size of current of coil windings 8 is passed through to be controlled by the sensor and controller being attached on piston rod 9, the size of electric current with
It the size for the power for acting on lower ball hinge and upper ball hinge and changes, to change the size in magnetic field produced by solenoid 7, into
And change rigidity and the damping of magnetic rheology elastic body, so that vibration is effectively suppressed.
Preferably due to the magnetic field at 7 middle part of solenoid is maximum, the present invention magnetorheological bullet under by upper magnetic rheology elastic body 4
Property body 3 is placed on the middle part of solenoid 7.
Preferably, magnetic conductive jacket cylinder 6 is equipped with the wire guide passed through for providing the electrified wire of coil windings 8.
The specific connection relation of the present invention is as follows：Lower magnetizer 1 and lower ball hinge are an entirety, can be connected with or
Welding, it is ensured that its integral strength.The contact portion of lower magnetizer 1 and magnetic conductive jacket cylinder 6 is preset with screw thread, uses spiral shell between the two
Line connects.Lower magnetic rheology elastic body 3 is placed horizontally at the upper surface of lower magnetizer 1, lower magnetic rheology elastic body 3 and solenoid 7
Inner surface contacts, and using being threadedly coupled between magnetic conduction piston 5 and piston rod 9, upper magnetic rheology elastic body 4 and upper magnetizer 2 are default
There are through-hole, piston rod 9 to be connect with upper ball hinge across through-hole, is reserved between piston rod 9 and through-hole up and down for piston rod 9
Gap, be threadedly coupled between upper magnetizer 2 and magnetic conduction sleeve, magnetic conduction sleeve is preset with wire guide, for being wrapped in helical
The electrified wire of coil windings 8 on pipe 7 is connect across wire guide with DC power supply.
In conclusion provided by the invention a kind of based on mode MR elastomer damping made of magnetic rheology elastic body
Device, the problem of having well solved difficult sealing existing for magnetorheological fluid and free settling, carrier fluid is by rubber in magnetic rheology elastic body
Substance (such as silicon rubber, natural rubber etc.) replaces, and magnetic-particle will not settle at any time, need not be absolutely sealed.
Claims (9)
1. a kind of mode MR elastomer damper, which is characterized in that including magnetic conductive jacket cylinder (6), magnetic conductive jacket cylinder (6)
It is interior to be equipped with solenoid (7), coil windings (8) are tied on solenoid (7), coil windings (8) are connect with DC power supply；Solenoid
(7) the upper magnetic rheology elastic body (4) being mutually parallel and lower magnetic rheology elastic body (3) are placed in, upper magnetic rheology elastic body (4) and
It is provided with magnetic conduction piston (5) between lower magnetic rheology elastic body (3)；The top of upper magnetic rheology elastic body (4) is provided with magnetizer
(2)；Upper magnetic rheology elastic body (4) and upper magnetizer (2) are equipped with through-hole, and being equipped in through-hole can be along the work that through-hole moves up and down
One end of stopper rod (9), piston rod (9) is connected with hinged ball seat (11), and the other end and magnetic conduction piston (5) of piston rod (9) are fixed
Connection；The lower part of lower magnetic rheology elastic body (3) is provided with lower magnetizer (1)；The lower part of lower magnetizer (1) is connected with lower hinged ball seat
(10)。
2. mode MR elastomer damper according to claim 1, which is characterized in that under upper magnetizer (2)
Surface is contacted with the upper surface of upper magnetic rheology elastic body (4), and the side wall upper part and magnetic conductive jacket cylinder (6) of upper magnetizer (2) are fixed
Connection, the lower sidewall of upper magnetizer (2) are contacted with the inner surface of solenoid (7)；
The upper surface of lower magnetizer (1) is contacted with the lower surface of lower magnetic rheology elastic body (3), the side wall upper part of lower magnetizer (1)
It is contacted with the inner surface of solenoid (7), the lower sidewall of lower magnetizer (1) is fixedly connected with magnetic conductive jacket cylinder (6).
3. mode MR elastomer damper according to claim 1, which is characterized in that piston rod is arranged on (9)
It is useful for detecting the sensor of the size for the power for acting on ball hinge and lower ball hinge, sensor is connect with controller, is controlled
Device is connect with DC power supply, and controller can control DC power supply according to the size for the power for acting on upper ball hinge and lower ball hinge
Size of current.
4. mode MR elastomer damper according to claim 1, which is characterized in that upper magnetic rheology elastic body
(4) and lower magnetic rheology elastic body (3) is placed on the middle parts of solenoid (7).
5. mode MR elastomer damper according to claim 1, which is characterized in that on magnetic conductive jacket cylinder (6)
Equipped with the wire guide passed through for providing the electrified wire of coil windings (8).
6. mode MR elastomer damper according to claim 1, which is characterized in that the side of upper magnetizer (2)
Wall top is threadedly coupled with magnetic conductive jacket cylinder (6), and the lower sidewall of lower magnetizer (1) is threadedly coupled with magnetic conductive jacket cylinder (6).
7. mode MR elastomer damper according to claim 1, which is characterized in that magnetic conduction piston (5) and work
Stopper rod (9) is threadedly coupled.
8. mode MR elastomer damper according to claim 1, which is characterized in that upper magnetizer (2), under lead
Magnet (1), magnetic conduction piston (5) and magnetic conductive jacket cylinder (6) are all made of high-permeability material.
9. mode MR elastomer damper according to claim 1, which is characterized in that piston rod (9) and helical
Pipe (7) is all made of non-magnet material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810065311.4A CN108361311A (en) | 2018-01-23 | 2018-01-23 | A kind of mode MR elastomer damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810065311.4A CN108361311A (en) | 2018-01-23 | 2018-01-23 | A kind of mode MR elastomer damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108361311A true CN108361311A (en) | 2018-08-03 |
Family
ID=63006924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810065311.4A Pending CN108361311A (en) | 2018-01-23 | 2018-01-23 | A kind of mode MR elastomer damper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108361311A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110173540A (en) * | 2019-05-15 | 2019-08-27 | 嘉兴学院 | The disc type MR damper of antitorque punching |
| CN110528717A (en) * | 2019-09-06 | 2019-12-03 | 武汉理工大学 | Diagonal brace damper based on magnetic rheology elastic body |
| CN113720519A (en) * | 2021-08-31 | 2021-11-30 | 重庆工商大学 | Push-pull force testing equipment for electric actuating mechanism based on magnetorheological technology |
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| CN106594160A (en) * | 2017-02-10 | 2017-04-26 | 哈尔滨工业大学 | Foldable flowing magnetorheological damper with wide adjustable range |
| CN207750434U (en) * | 2018-01-23 | 2018-08-21 | 长安大学 | A kind of MR damper based on magnetic rheology elastic body |
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| CN1730970A (en) * | 2005-08-04 | 2006-02-08 | 浙江大学 | Magnetorheological intelligent vibration damper for minisize automobile |
| US20100109276A1 (en) * | 2006-05-01 | 2010-05-06 | Marjoram Robert H | Controllable vehicle suspension system with magneto-rheological fluid device |
| CN200982373Y (en) * | 2006-12-06 | 2007-11-28 | 汪建晓 | Magnet rheological fluid elastomer damper for rotor oscillation control |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110173540A (en) * | 2019-05-15 | 2019-08-27 | 嘉兴学院 | The disc type MR damper of antitorque punching |
| CN110528717A (en) * | 2019-09-06 | 2019-12-03 | 武汉理工大学 | Diagonal brace damper based on magnetic rheology elastic body |
| CN113720519A (en) * | 2021-08-31 | 2021-11-30 | 重庆工商大学 | Push-pull force testing equipment for electric actuating mechanism based on magnetorheological technology |
| CN113720519B (en) * | 2021-08-31 | 2023-02-10 | 重庆工商大学 | Push-pull force testing equipment for electric actuating mechanism based on magnetorheological technology |
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