CN102829127B - Magneto-rheological damper of automobile engine suspension system - Google Patents
Magneto-rheological damper of automobile engine suspension system Download PDFInfo
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- CN102829127B CN102829127B CN201210352023.XA CN201210352023A CN102829127B CN 102829127 B CN102829127 B CN 102829127B CN 201210352023 A CN201210352023 A CN 201210352023A CN 102829127 B CN102829127 B CN 102829127B
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Abstract
The invention discloses a magneto-rheological damper of an automobile engine suspension system, comprising a main rubber spring, a throttling disk, a magnetic core assembly and a decoupling film, wherein the damper is used for regulating the magnetic induction intensity at a magneto-rheological liquid channel in the magnetic core assembly through controlling the excitation current of an electromagnetic coil and then regulating the viscosity of magneto-rheological liquid at the magneto-rheological liquid channel to achieve the optimal damping effect. When the magneto-rheological damper is used, the turbulence level of the magneto-rheological liquid in a liquid feeding chamber can be increased through the throttling disk, the high-frequency dynamic hardening of the damper can be effectively inhibited, and the effectively damping frequency range can be widened. The damper has a more ideal dynamic characteristic and meets the use requirement for damping the automobile engine suspension system with high rotating speed; in addition, the damping capacity, the work stability and the convenience in assembly of the damper are improved through improving a floating decoupling film type decoupler, a sealing structure of the magnetic core assembly, a liquid injection hole structure and the like.
Description
Technical field
The present invention relates to isolation mounting, particularly a kind of magnetic rheological isolator for suspension system of automobile engine.
Background technique
Magnetic flow liquid is the material that its yield stress and viscosity can change with externally-applied magnetic field, and this variation has quick, reversible and controlled feature, and based on this feature, the device that magnetic flow liquid can be controlled for externally-applied magnetic field, as break, vibration isolator etc.The principle of magnetic rheological isolator is to regulate damping and the rigidity of vibration isolator by magnetic flow liquid the produced resistance that flows, thereby makes vibration attenuation, and its vibration isolation rate can be controlled by externally-applied magnetic field.
Existing suspension system of automobile engine magnetic rheological isolator generally consists of housing, rubber spring, magnetic core, rubber counterdie and Sealing.Existing suspension system of automobile engine magnetic rheological isolator exists that following some is not enough: 1) without decoupling zero film or only by decoupling zero film to high frequency dynamically sclerosis extenuate, make vibration isolator high-frequency vibration isolation performance undesirable; 2) upper liquid chamber does not arrange throttling plate, can not effectively improve the high-frequency vibration isolation performance of vibration isolator; 3) traditional vibration isolator arranges liquid filling hole, exhaust port is set in reinforced block at housing middle part, makes its easy leakage; 4) decoupler is set separately, number of parts is increased, affect manufacturing efficiency; 5) frequency range of the effective vibration isolation of existing magnetic rheological isolator is limited, does not meet the vibration isolation usage requirement of rev-happy engine suspension system.
Therefore, need to explore a kind of new automobile Engine Mounting System magnetic rheological isolator, make it overcome above-mentioned shortcoming, make anti-vibration performance more superior, more stable work, reliable, simple in structure, avoid leakage and be convenient to the operations such as fluid injection to enhance productivity.
Summary of the invention
In view of this, the invention provides a kind of suspension system of automobile engine magnetic rheological isolator, this vibration isolator is provided with decoupler in the inside of core assembly, and by throttling plate, increase the turbulence scale of magnetic flow liquid in upper liquid chamber, the high frequency that effectively suppresses vibration isolator dynamically hardens, and widens effective isolation frequency scope.This vibration isolator has desirable dynamic characteristic, can meet the usage requirement of rev-happy engine suspension system vibration isolation, in addition, by decoupler, core assembly sealing configuration, electrolyte filling hole structure etc. are improved, vibration isolation ability, the working stability of vibration isolator, the convenience of assembling have been improved.
The present invention solves the problems of the technologies described above by following technological means:
Suspension system of automobile engine magnetic rheological isolator of the present invention, comprise rubber spring, the housing of open-topped and the core assembly that is arranged at enclosure interior, described rubber spring setting is also plugged in housing open-topped place, on described rubber spring, be provided with the connecting rod of installing for vibration isolator, described housing inside bottom is provided with rubber counterdie, between described rubber counterdie and core assembly, between core assembly and rubber spring, respectively form a chamber that is full of magnetic flow liquid, on described core assembly, be provided with the magnetic flow liquid passage that is communicated with two chambers, the middle part of described core assembly is provided with decoupler, in chamber between described core assembly and rubber spring, be provided with throttling plate, between described throttling plate and decoupler, form flow-disturbing liquid chamber.
Further, one end of described connecting rod is passed rubber spring and is stretched to core assembly and is fixedly connected with described throttling plate with the chamber middle part between rubber spring.
Further, described core assembly comprise be arranged at core assembly middle part inner magnetic core, surround described inner magnetic core and with inner magnetic core between form magnetic flow liquid passage outer magnetic core, be wound with the coil base of electromagnetic coil and the magnetic isolation board being fixedly connected with coil base with inner magnetic core, outer magnetic core respectively, described inner magnetic core is comprised of inner magnetic core top and inner magnetic core bottom, outer magnetic core is comprised of outer magnetic core top and outer magnetic core bottom, described outer magnetic core top and outer magnetic core bottom by described coil base sealed holding middle and to coil base on be wound with electromagnetic coil a side seal.
Further, described inner magnetic core top and inner magnetic core bottom are that groove bottom is with the two-sided concave slotware of a plurality of through holes, the groove surface of described inner magnetic core top and inner magnetic core bottom mutually fastens and forms decoupling zero liquid chamber, is suspended with floating type decoupling zero film with holes and forms described decoupler in described decoupling zero liquid chamber.
Further, described inner magnetic core top and inner magnetic core bottom are that groove bottom is with the two-sided step groove part of a plurality of through holes, the step groove face of described inner magnetic core top and inner magnetic core bottom mutually fastens and forms decoupling zero liquid chamber, is provided with fixed decoupling zero film with holes and forms described decoupler in described decoupling zero liquid chamber.
Further, described housing comprises upper shell and lower shell body, the inner side of described upper shell and lower shell body, respectively with a step surface, is provided with annular groove on the step surface of described lower shell body, and described outer magnetic core bottom is pressed on the top of rubber counterdie in described annular groove; The lower end surface of described upper shell is respectively provided with a circle with the upper-end surface of lower shell body and forms in order to be fixedly connected with the flange of upper and lower casing perpendicular to the outer outstanding edge of housing shaft alignment; The bottom of described lower shell body is provided with vent for a side of rubber counterdie is communicated with atmosphere.Described housing adopts aluminum alloy NULL to make.
Further, the one end near housing on described coil base is provided with outlet notch, and described outer magnetic core top is disposed radially the fairlead communicating with outlet notch, is provided with the wire outlet hole communicating with the fairlead on outer magnetic core top on described upper shell.
Further, on the face that match with housing in described outer magnetic core bottom, be provided with seal ring; On the flange fitting surface of described upper shell and lower shell body, be provided with seal ring.
Further, on described rubber spring, be also provided with reinforced block, on described reinforced block, be provided with fluid injection exhaust port, described fluid injection exhaust port comprises and runs through the tapped hole of reinforced block and coaxial and run through the unthreaded hole of rubber spring bottom with it, and fluid injection exhaust port adopts seal ring and screw to seal.
Further, the bottom of described lower shell body is provided with the tapped hole of installing for vibration isolator.
Beneficial effect of the present invention: suspension system of automobile engine magnetic rheological isolator of the present invention has the following advantages:
1) adopt turbulence structure, during vibration isolator work, the motion of throttling plate strengthens upper liquid chamber liquid turbulent flow, the resonance response that effectively suppresses the interior decoupling zero film of decoupler and subsidiary fluid column thereof, thereby suppressing vibration isolator high frequency dynamically hardens, improve the vibration isolation ability of vibration isolator, and can reach the object of widening isolation frequency scope;
2) the large diameter hole structure that employing has fluid injection and two kinds of functions of exhaust concurrently, as fluid injection exhaust port, is simplified the structure of vibration isolator, improves sealability;
3) inner magnetic core top and inner magnetic core bottom are all designed to two-sided concave slotware with holes, both combinations form decoupler liquid chamber, and vibration isolator structure is simplified, and are easy to assembling;
4) housing is divided into upper shell and lower shell body and makes installation easier, in addition, housing adopts aluminum alloy NULL, and while making its work, magnetic circuit leakage field weakens;
5) bottom of lower shell body is thickened and is provided with the blind hole that band is installed screw thread, make vibration isolator of the present invention to be fixed and to be connected with the screw rod with setting angle, be easy to assembling, and it is damaged that rubber counterdie is difficult for;
6) structural design of coil base, makes the coiling of electromagnetic coil more convenient, prevents the corrosion of magnetic flow liquid to coil, and can effectively avoid fairlead leakage.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, invention is further described.
Figure l is the structural representation that is provided with the vibration isolator of floating type decoupling zero film;
Fig. 2 is the A-A cutting plane schematic diagram of figure l;
Fig. 3 is the housing ring-buckling type package structure schematic diagram in the present invention;
Fig. 4 is the fixedly decoupling zero membrane type decoupler schematic diagram in the present invention.
Embodiment
Below with reference to accompanying drawing, the present invention is described in detail, as illustrated in fig. 1 and 2: suspension system of automobile engine magnetic rheological isolator of the present invention, comprise the housing of rubber spring 1, reinforced block 5, open-topped and be arranged at the core assembly of enclosure interior, described housing comprises upper shell 2 and lower shell body 3, the upper-end surface of the lower end surface of described upper shell 2 and lower shell body 3 is respectively provided with a circle and forms flange 22 perpendicular to the outer outstanding edge of housing shaft alignment, bolt packs in the hole on flange plate, then screws in nut and compress and to realize being fixedly connected with of upper shell 2 and lower shell body 3.Described rubber spring 1 arranges and is plugged in the opening on housing top, is provided with one heart the connecting rod 6 of installing for vibration isolator on this rubber spring 1, and the one end of exposing rubber spring 1 on described connecting rod 6 has outside thread.Described rubber spring 1 is undertaken bonding by rubber vulcanization process and upper shell 2, reinforced block 5 and connecting rod 6, described connecting rod 6 is fixedly connected with reinforced block 5 by the center screw thread of reinforced block 5.Described housing inside bottom is provided with rubber counterdie 4, between described rubber counterdie 4 and core assembly, respectively form a chamber that is full of magnetic flow liquid between core assembly and rubber spring 1, on described core assembly, be provided with the magnetic flow liquid passage 8 that is communicated with two chambers, the middle part of described core assembly is provided with decoupler; In chamber between described core assembly and rubber spring 1, be provided with throttling plate 7, between described throttling plate 7 and decoupler, form flow-disturbing liquid chamber.One end of described connecting rod 6 is provided with internal thread and ladder platform, on this connecting rod 6 with female one end through rubber spring 1 and stretch to core assembly with rubber spring 1 between chamber in the middle part of, described throttling plate 7 withstands the ladder platform of connecting rod 6 ends and screws in screw in compression and realizes both and be fixedly connected with.
When vibration isolator is worked, connecting thread bar 6 drives rubber spring 1 and throttling plate 7 downlink or uplinks, magnetic flow liquid flows through magnetic flow liquid passage 8 and produces damping force, make vibration attenuation, by impressed current, change the magnetic intensity that core assembly produces, can change the character such as viscosity of magnetic flow liquid, rigidity and the damping of vibration isolator are changed with motor excited frequency and amplitude, so that motor is minimum to the vibrational energy of vehicle frame transmission, the decoupler that core assembly middle part forms when low frequency large amplitude exciting is in " closing " state, the decoupler that core assembly middle part forms when the little amplitude exciting of high frequency is in " unlatching " state, the high frequency flow-disturbing effect of throttling plate simultaneously makes " unlatching " state of decoupler widen the maximum speed to motor, greatly improved the high-frequency vibration isolation performance of vibration isolator.
Further improvement as technique scheme, described core assembly comprise be arranged at core assembly middle part inner magnetic core, surround described inner magnetic core outer magnetic core, be wound with the coil base 15 of electromagnetic coil 14 and the magnetic isolation board 13a, the 13b that are fixedly connected with inner magnetic core, outer magnetic core and coil base 15 respectively, described inner magnetic core and outer magnetic core are respectively provided with upper and lower two parts, described outer magnetic core top 11c and outer magnetic core bottom 11d by described coil base 15 sealed holdings middle and to coil base 15 on be wound with electromagnetic coil a side seal.Described inner magnetic core, outer magnetic core are arranged to upper and lower two parts separately, make described core assembly be more convenient for installing.As an alternative solution, described coil base 15 also can be arranged between inner magnetic core top 11a and inner magnetic core bottom 11b, but the radial dimension of decoupler can be restricted.
Further improvement as technique scheme, described inner magnetic core top 11a and inner magnetic core bottom 11b are that groove 18a, 18b bottom is with the two-sided concave slotware of a plurality of through hole 20a, the groove surface of described inner magnetic core top 11a and inner magnetic core bottom 11b mutually fastens and forms decoupling zero liquid chamber, is suspended with floating type decoupling zero film 12a with holes and forms described decoupler in described decoupling zero liquid chamber.Utilize the two-sided groove structure of inner magnetic core top 11a and inner magnetic core bottom 11b to form described decoupler, there is the advantages such as simple in structure, cost of production is low.
Alternative as technique scheme, as shown in Figure 4, described inner magnetic core top 11a and inner magnetic core bottom 11b are that groove bottom is with the two-sided step groove part of a plurality of through hole 20b, the step groove face of described inner magnetic core top 11a and inner magnetic core bottom 11b mutually fastens and forms decoupling zero liquid chamber, in described decoupling zero liquid chamber, be provided with fixed decoupling zero film 12b with holes, described fixed decoupling zero film 12b is fixed to be clamped in the step groove that inner magnetic core top 11a and inner magnetic core bottom 11b form and forms fixedly decoupling zero membrane type decoupler.The vibration isolating effect of described fixedly decoupling zero membrane type decoupler when dither is obvious.
Further improvement as technique scheme, described housing comprises upper shell 2 and lower shell body 3, the inner side of described upper shell 2 and lower shell body 3 is respectively with a step surface, on the step surface of described lower shell body 3, be provided with annular groove 21, described outer magnetic core bottom 11d is pressed on the top of rubber counterdie 4 in described annular groove 21.On lower shell body 3, setting table terrace and annular groove 21 can improve the sealing between rubber counterdie 4 and housing, and then prevent leakage accident.In addition, the bottom of described lower shell body 3 is provided with vent 17 for a side of rubber counterdie 4 is communicated with atmosphere.During work, the descending drive rubber spring of connecting rod presses down magnetic flow liquid, magnetic flow liquid is flowed in the chamber between core assembly and rubber counterdie 4, now rubber counterdie 4 expands to assist the descending power of the main spring of yielding rubber, when the up drive rubber spring of connecting rod is up, it is large that chamber volume between rubber spring and core assembly becomes, and magnetic flow liquid flow into the chamber between rubber spring and core assembly from cavity of resorption, and now rubber counterdie 4 shrinks to assist the up power of buffering connecting rod.Vent 17 is set in the bottom of lower shell body 3 makes rubber counterdie 4 can not be subject to the impact of pressure change when expanding or shrink.In addition, the housing described in the present embodiment adopts aluminum alloy NULL to make, and while making vibration isolator work, magnetic circuit leakage field weakens.As the alternative of technique scheme, as described in Figure 3, the lower end of described upper shell 2 can adopt ring fastening type to be fixedly connected with the upper end of lower shell body 3, and this kind of structure is conducive to sealing, and can effectively prevent leakage, for not needing the vibration isolator of dismounting debugging to select.
Further improvement as technique scheme, one end near housing on described coil base 15 is provided with outlet notch 19a, described outer magnetic core top llc is disposed radially the fairlead 19b communicating with outlet notch 19a, is provided with the wire outlet hole 19c communicating with the fairlead 19b of outer magnetic core top llc on described upper shell 2.During use, lead-in wire passes from above-mentioned slotted eye, and outlet notch 19a, fairlead 19b and wire outlet hole 19c adopt epoxy resin to seal.Adopt said structure effectively to lead-in wire, to seal, thereby avoid lead-in wire to be subject to the corrosion of magnetic flow liquid.
As the further improvement of technique scheme, on the face that described outer magnetic core bottom lld matches with housing, be provided with vertically two seal ring 16a, 16b; On flange 22 fitting surfaces of described upper shell 2 and lower shell body 3, be provided with seal ring 16c.Can greatly improve the sealability between core assembly and housing multiple-sealed ring is set between housing and core assembly, and then avoid flowing into the gap of magnetic flow liquid between housing and core assembly field coil or flow out housing.
Further improvement as technique scheme, on described reinforced block 5, be provided with fluid injection exhaust port 10, described fluid injection exhaust port 10 comprises and runs through the tapped hole of reinforced block and coaxial and run through the unthreaded hole of rubber spring bottom with it, and fluid injection exhaust port 10 adopts seal rings and screw lOa to seal.Employing has the large diameter hole structure of fluid injection and two kinds of functions of exhaust concurrently as fluid injection exhaust port, simplifies the structure of vibration isolator, improves sealability.
As the further improvement of technique scheme, the bottom of described lower shell body 3 is provided with the tapped hole 9 of installing for vibration isolator.The bottom of lower shell body is thickened and be provided with the blind hole that band is installed screw thread, make vibration isolator of the present invention to be fixed and to be connected with the screw rod with setting angle, be easy to assembling, and it is damaged that rubber counterdie is difficult for.
Finally explanation is, above embodiment is only unrestricted in order to the technological scheme of explanation invention, although invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technological scheme of invention, and not departing from aim and the scope of invention technological scheme, it all should be encompassed in the middle of the claim scope of invention.
Claims (9)
1. a suspension system of automobile engine magnetic rheological isolator, comprise rubber spring (1), the housing of open-topped and the core assembly that is arranged at enclosure interior, described rubber spring (1) arranges and is plugged in housing open-topped place, on described rubber spring (1), be provided with the connecting rod (6) of installing for vibration isolator, described housing inside bottom is provided with rubber counterdie (4), between described rubber counterdie (4) and core assembly, between core assembly and rubber spring (1), respectively form a chamber that is full of magnetic flow liquid, on described core assembly, be provided with the magnetic flow liquid passage (8) that is communicated with two chambers, it is characterized in that: the middle part of described core assembly is provided with decoupler, in chamber between described core assembly and rubber spring (1), be provided with throttling plate (7), between described throttling plate (7) and decoupler, form flow-disturbing liquid chamber, described core assembly comprises the inner magnetic core that is arranged at core assembly middle part, surround described inner magnetic core and and inner magnetic core between form the outer magnetic core of magnetic flow liquid passage (8), be wound with the coil base (15) of electromagnetic coil (14) and respectively with inner magnetic core, magnetic isolation board (the 13a that outer magnetic core is fixedly connected with coil base (15), 13b), described inner magnetic core is comprised of inner magnetic core top (11a) and inner magnetic core bottom (11b), outer magnetic core is comprised of outer magnetic core top (11c) and outer magnetic core bottom (11d), described outer magnetic core top (11c) and outer magnetic core bottom (11d) by described coil base (15) sealed holding middle and to coil base (15) on be wound with electromagnetic coil a side seal.
2. suspension system of automobile engine magnetic rheological isolator according to claim 1, is characterized in that: one end of described connecting rod (6) is passed rubber spring (1) and stretched to core assembly and is fixedly connected with described throttling plate (7) with the chamber middle part between rubber spring (1).
3. suspension system of automobile engine magnetic rheological isolator according to claim 2, it is characterized in that: described inner magnetic core top (11a) is the two-sided concave slotware of groove (18a, 18b) bottom with a plurality of through holes (20a) with inner magnetic core bottom (11b), described inner magnetic core top (11a) fastens formation decoupling zero liquid chamber mutually with the groove surface of inner magnetic core bottom (11b), is suspended with floating type decoupling zero film (12a) with holes and forms described decoupler in described decoupling zero liquid chamber.
4. suspension system of automobile engine magnetic rheological isolator according to claim 3, it is characterized in that: described inner magnetic core top (11a) is the two-sided step groove part of groove (18a, 18b) bottom with a plurality of through holes (20b) with inner magnetic core bottom (11b), described inner magnetic core top (11a) fastens formation decoupling zero liquid chamber mutually with the step groove face of inner magnetic core bottom (11b), is provided with fixed decoupling zero film (12b) with holes and forms described decoupler in described decoupling zero liquid chamber.
5. suspension system of automobile engine magnetic rheological isolator according to claim 4, it is characterized in that: described housing comprises upper shell (2) and lower shell body (3), the inner side of described upper shell (2) and lower shell body (3) is respectively with a step surface, on the step surface of described lower shell body (3), be provided with annular groove (21), described outer magnetic core bottom (11d) is pressed on the top of rubber counterdie (4) in described annular groove (21); The lower end surface of described upper shell (2) is respectively provided with a circle with the upper-end surface of lower shell body (3) and forms in order to be fixedly connected with the flange (22) of upper and lower casing perpendicular to the outer outstanding edge of housing shaft alignment; The bottom of described lower shell body (3) is provided with vent (17) for a side of rubber counterdie (4) is communicated with atmosphere.
6. suspension system of automobile engine magnetic rheological isolator according to claim 5, it is characterized in that: the upper one end near housing of described coil base (15) is provided with outlet notch (19a), described outer magnetic core top (llc) is disposed radially the fairlead (19b) communicating with outlet notch (19a), is provided with the wire outlet hole (19c) communicating with the fairlead (19b) on outer magnetic core top (llc) on described upper shell (2).
7. suspension system of automobile engine magnetic rheological isolator according to claim 6, is characterized in that: on the face matching with housing in described outer magnetic core bottom (lld), be provided with seal ring (16a, 16b); On flange (22) fitting surface of described upper shell (2) and lower shell body (3), be provided with seal ring (16c).
8. suspension system of automobile engine magnetic rheological isolator according to claim 7, it is characterized in that: on described rubber spring (1), be also provided with reinforced block (5), on described reinforced block (5), be provided with fluid injection exhaust port (10), described fluid injection exhaust port (10) comprises and runs through the tapped hole of reinforced block and coaxial and run through the unthreaded hole of rubber spring bottom with it, and fluid injection exhaust port (10) adopts seal ring and screw (lOa) to seal.
9. suspension system of automobile engine magnetic rheological isolator according to claim 8, is characterized in that: the bottom of described lower shell body (3) is provided with the tapped hole (9) of installing for vibration isolator.
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| CN201210352023.XA CN102829127B (en) | 2012-09-20 | 2012-09-20 | Magneto-rheological damper of automobile engine suspension system |
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| CN117215206B (en) * | 2023-11-09 | 2024-07-26 | 中国电建集团昆明勘测设计研究院有限公司 | Vibration control method, device and equipment for hydropower house and storage medium |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202326898U (en) * | 2011-11-11 | 2012-07-11 | 上海骆氏减震件有限公司 | Fluid resistance suspension structure of engine |
| CN102588502A (en) * | 2011-12-30 | 2012-07-18 | 宁波泛亚汽车部件有限公司 | Hydraulic suspension of engine |
| CN202371077U (en) * | 2011-12-29 | 2012-08-08 | 上海骆氏减震件有限公司 | Magnetorheological hydraulic suspension |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2359607B (en) * | 2000-02-24 | 2003-09-17 | Draftex Ind Ltd | Vibration damping arrangements |
| JP4103008B2 (en) * | 2004-10-18 | 2008-06-18 | 東海ゴム工業株式会社 | Fluid filled vibration isolator |
-
2012
- 2012-09-20 CN CN201210352023.XA patent/CN102829127B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202326898U (en) * | 2011-11-11 | 2012-07-11 | 上海骆氏减震件有限公司 | Fluid resistance suspension structure of engine |
| CN202371077U (en) * | 2011-12-29 | 2012-08-08 | 上海骆氏减震件有限公司 | Magnetorheological hydraulic suspension |
| CN102588502A (en) * | 2011-12-30 | 2012-07-18 | 宁波泛亚汽车部件有限公司 | Hydraulic suspension of engine |
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