CN204312618U - Embedded rotator type magnetic flow liquid double mass flywheel torshional vibration damper - Google Patents
Embedded rotator type magnetic flow liquid double mass flywheel torshional vibration damper Download PDFInfo
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- CN204312618U CN204312618U CN201420785763.7U CN201420785763U CN204312618U CN 204312618 U CN204312618 U CN 204312618U CN 201420785763 U CN201420785763 U CN 201420785763U CN 204312618 U CN204312618 U CN 204312618U
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- flow liquid
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Abstract
The utility model discloses a kind of embedded rotator type magnetic flow liquid double mass flywheel torshional vibration damper, the first flywheel and engine crankshaft, the external rotor of magnetic flow liquid device, yoke are rigidly connected, and form the first quality of magnetic flow liquid double mass flywheel; The internal rotor of the second flywheel and magnetic flow liquid device is rigidly connected, and forms the second quality of magnetic flow liquid double mass flywheel; Flexibly connected by long arc shape helical spring between first flywheel and the second flywheel, the space between inner and outer Rotator is filled with magnetic flow liquid.The utility model can according to the damping value of different operating mode real-time monitoring vibration damper, thus can active attenuation power train torsional oscillation, makes effectiveness in vibration suppression reach best, thus increases the useful life longevity of the component such as gear, coupling shaft in clutch, gearbox.
Description
Technical field
The utility model relates to a kind of Novel magnetorheological fluid double mass flywheel torshional vibration damper, particularly a kind of automobile torshional vibration damper higher to damping property requirement.
Background technique
Along with the increase of Engine torque and the extensive use of diesel engine, power train torsional oscillation more and more highlights in car load vibration.Double mass flywheel torshional vibration damper (DMF) can better be decayed power train torsional oscillation, is study hotspot in recent years.But domestic and international studied double mass flywheel is all passive type vibration isolation at present, its damping characteristic of ACTIVE CONTROL can not be reached according to the difference of operating mode, the train isolation requirement of automobile under multi-operating mode cannot be met.Magnetic flow liquid control technique is applied on double mass flywheel by the utility model, develop novel controllable damping formula torshional vibration damper, the feature that can be controlled in real time by flow characteristic and the damping of magnetic flow liquid makes up the uncontrollable deficiency of common double mass flywheel frictional damping, thus makes damping effect reach best.Gather working condition signal by sensor during work, after controller process, give the electric current of the suitable size of field coil, change the viscosity of magnetic flow liquid, thus change the frictional damping between inner and outer rotors, effective attenuation power train torsional oscillation.
Summary of the invention
The purpose of this utility model is to provide a kind of embedded rotator type magnetic flow liquid double mass flywheel torshional vibration damper, the utility model is applicable to be arranged on on the higher automobile of damping property requirement, replace the flywheel of original passive type vibration damping, according to the damping value of different operating mode real-time monitoring vibration damper, thus effectively reduce power train torsional oscillation, increase the riding comfort of automobile and the durability of component.
The utility model is by Flange joint axle, first catch, flange, the first bolt, magnetic flow liquid external rotor, second bolt, first flywheel, starting gear ring, yoke, field coil, long arc shape helical spring, second flywheel, 3rd bolt, fluid injection bolt, magnetic flow liquid internal rotor, magnetic flow liquid, packing ring, rubber oil sea, second catch, internal rotor coupling shaft, clutch shaft bearing and the second bearing composition, flange is connected with Flange joint axle by spline, axial displacement is fixed by catch in the outside of flange, Flange joint axle and the first flywheel are structure as a whole, first flywheel periphery has starting gear ring, first flywheel is connected with yoke by eight the second bolts, yoke inside is provided with field coil, yoke is set in magnetic flow liquid external rotor periphery, magnetic flow liquid external rotor is connected with the first flywheel by six the first bolts, magnetic flow liquid external rotor is Split type structure, magnetic flow liquid external rotor is fixedly connected with integrally by the 3rd bolt, magnetic flow liquid external rotor has liquid filling hole, this liquid filling hole is by the shutoff of fluid injection bolt, magnetic flow liquid external rotor inside arranges magnetic flow liquid internal rotor, gap between magnetic flow liquid external rotor and magnetic flow liquid internal rotor is filled with magnetic flow liquid, magnetic flow liquid is injected by liquid filling hole, and realize sealing by rubber oil sea,
Second flywheel is arranged on outside magnetic flow liquid external rotor and yoke, be connected by three long arc shape helical springs between yoke with the second flywheel, internal rotor coupling shaft is through the second flywheel, magnetic flow liquid external rotor and magnetic flow liquid internal rotor, the head of internal rotor coupling shaft is arranged in magnetic flow liquid external rotor, second flywheel is connected with internal rotor coupling shaft by spline, second flywheel outside leans on the second catch stationary axle to displacement, magnetic flow liquid internal rotor is connected with internal rotor coupling shaft by spline, clutch shaft bearing and the second bearing are set between magnetic flow liquid external rotor and rotor coupling shaft, between the magnetic flow liquid external rotor and internal rotor coupling shaft of the second flywheel side, rubber oil sea is set, the inner side of the second flywheel arranges packing ring.
Being rigidly connected of magnetic flow liquid external rotor and the first flywheel, forms the first quality of double mass flywheel torshional vibration damper; Second flywheel and magnetic flow liquid internal rotor are rigidly connected by spline by internal rotor coupling shaft, form the second quality of double mass flywheel torshional vibration damper, and this just makes between the first quality and the second quality can transferring power and relatively rotating.
Working procedure of the present utility model and principle:
The power that engine crankshaft passes over, passes to Flange joint axle through flange by spline, and Flange joint axle and the first flywheel are an entirety, and the first flywheel is bolted yoke again, and such power has just been delivered to first qualitatively.Three long arc shape helical springs again between yoke and the second flywheel, uneven moment of torsion has just been delivered to second qualitatively.Due to the nonuniformity of moment of torsion, just cause the first flywheel and the second flywheel and there will be in the course of the work and relatively rotate, thus torsional vibration is also just delivered on clutch and speed changer.But due to the first flywheel and the second flywheel relatively rotating in the course of the work, and then drive relatively rotating of the first quality and the second quality, thus make magnetic flow liquid external rotor and magnetic flow liquid internal rotor also occur relatively rotating.Rotate one to occur, inner magnetic flow liquid just can produce damping because of viscosity, so just, reduce power train torsional oscillation by damping, thus the uneven moment of torsion that motor is come can output on clutch with equalization, such torsional oscillation has just been significantly reduced.
The topmost vibration damping essence of the utility model is, can according to different operating mode, suitable current signal through controller process is passed to the field coil of yoke inside by brush ring, then suitable magnetic induction intensity is produced, control the viscosity of magnetic flow liquid, change resistance of shock absorber, thus can active attenuation power train torsional oscillation.
The beneficial effects of the utility model:
The utility model can according to the damping value of different operating mode real-time monitoring vibration damper, thus can active attenuation power train torsional oscillation, makes effectiveness in vibration suppression reach best, thus increases the useful life longevity of the component such as gear, coupling shaft in clutch, gearbox.
Accompanying drawing explanation
Fig. 1 is generalized section of the present utility model.
Fig. 2 is internal rotor coupling shaft schematic perspective view of the present utility model.
Fig. 3 is the first flywheel of the present utility model and starting gear ring schematic perspective view.
In figure: 1-Flange joint axle, 2-first catch, 3-flange, 4-first bolt, 5-magnetic flow liquid external rotor, 6-second bolt, 7-first flywheel, 8-starting gear ring, 9-yoke, 10-field coil, 11-long arc shape helical spring, 12-second flywheel, 13-the 3rd bolt, 14-fluid injection bolt, 15-magnetic flow liquid internal rotor, 16-magnetic flow liquid, 17-packing ring, 18-rubber oil sea, 19-second catch, 20-internal rotor coupling shaft, 21-clutch shaft bearing, 22-second bearing.
Embodiment
Refer to Fig. 1, shown in Fig. 2 and Fig. 3, the present embodiment is by Flange joint axle 1, first catch 2, flange 3, the first bolt 4, magnetic flow liquid external rotor 5, second bolt 6, first flywheel 7, starting gear ring 8, yoke 9, field coil 10, long arc shape helical spring 11, second flywheel 12, 3rd bolt 13, fluid injection bolt 14, magnetic flow liquid internal rotor 15, magnetic flow liquid 16, packing ring 17, rubber oil sea 18, second catch 19, internal rotor coupling shaft 20, clutch shaft bearing 21 and the second bearing 22 form, flange 3 is connected with Flange joint axle 1 by spline, axial displacement is fixed by catch 2 in the outside of flange 3, Flange joint axle 1 and the first flywheel 7 are structure as a whole, first flywheel 7 periphery has starting gear ring 8, first flywheel 7 is connected with yoke 9 by eight the second bolts 6, yoke 9 inside is provided with field coil 10, yoke 9 is set in magnetic flow liquid external rotor 5 periphery, magnetic flow liquid external rotor 5 is connected with the first flywheel 7 by six the first bolts 4, magnetic flow liquid external rotor 5 is Split type structure, magnetic flow liquid external rotor 5 is fixedly connected with integrally by the 3rd bolt 13, magnetic flow liquid external rotor 5 has liquid filling hole 51, this liquid filling hole 51 is by fluid injection bolt 14 shutoff, magnetic flow liquid external rotor 5 inside arranges magnetic flow liquid internal rotor 15, gap between magnetic flow liquid external rotor 5 and magnetic flow liquid internal rotor 15 is filled with magnetic flow liquid 16, magnetic flow liquid 16 is injected by liquid filling hole 51, and realize sealing by rubber oil sea 18,
Second flywheel 12 is arranged on outside magnetic flow liquid external rotor 5 and yoke 9, be connected by three long arc shape helical springs 11 between yoke 9 with the second flywheel 12, internal rotor coupling shaft 20 is through the second flywheel 12, magnetic flow liquid external rotor 5 and magnetic flow liquid internal rotor 15, the head of internal rotor coupling shaft 20 is arranged in magnetic flow liquid external rotor 5, second flywheel 12 is connected with internal rotor coupling shaft 20 by spline, axial displacement is fixed by the second catch 19 in second flywheel 12 outside, magnetic flow liquid internal rotor 15 is connected with internal rotor coupling shaft 20 by spline, clutch shaft bearing 21 and the second bearing 22 are set between magnetic flow liquid external rotor 5 and rotor coupling shaft 20, between the magnetic flow liquid external rotor 5 and internal rotor coupling shaft 20 of the second flywheel 12 side, rubber oil sea 18 is set, the inner side of the second flywheel 12 arranges packing ring 17.
Being rigidly connected of magnetic flow liquid external rotor 5 and the first flywheel 7, forms the first quality of double mass flywheel torshional vibration damper; Second flywheel 12 and magnetic flow liquid internal rotor 15 are rigidly connected by spline by internal rotor coupling shaft 20, form the second quality of double mass flywheel torshional vibration damper, and this just makes between the first quality and the second quality can transferring power and relatively rotating.
The working procedure of the present embodiment and principle:
The power that engine crankshaft passes over, passes to Flange joint axle 1 through flange 3 by spline, and Flange joint axle 1 and the first flywheel 7 are an entirety, and the first flywheel 7 connects yoke 9 by bolt 6 again, and such power has just been delivered to first qualitatively.Three long arc shape helical springs 11 again between yoke 9 and the second flywheel 12, uneven moment of torsion has just been delivered to second qualitatively.Due to the nonuniformity of moment of torsion, just cause the first flywheel 7 and the second flywheel 12 and there will be in the course of the work and relatively rotate, thus torsional vibration is also just delivered on clutch and speed changer.But due to the first flywheel 7 and the second flywheel 12 relatively rotating in the course of the work, and then drive relatively rotating of the first quality and the second quality, thus make magnetic flow liquid external rotor 5 and magnetic flow liquid internal rotor 15 also occur relatively rotating.Rotate one to occur, inner magnetic flow liquid 16 just can produce damping because of viscosity, so just, reduce power train torsional oscillation by damping, thus the uneven moment of torsion that motor is come can output on clutch with equalization, such torsional oscillation has just been significantly reduced.
The topmost vibration damping essence of the utility model is, can according to different operating mode, suitable current signal through controller process is passed to the field coil 10 of yoke 9 inside by brush ring, then suitable magnetic induction intensity is produced, control the viscosity of magnetic flow liquid 16, change resistance of shock absorber, thus can active attenuation power train torsional oscillation.
Claims (1)
1. an embedded rotator type magnetic flow liquid double mass flywheel torshional vibration damper, it is characterized in that: be by Flange joint axle (1), first catch (2), flange (3), first bolt (4), magnetic flow liquid external rotor (5), second bolt (6), first flywheel (7), starting gear ring (8), yoke (9), field coil (10), long arc shape helical spring (11), second flywheel (12), 3rd bolt (13), fluid injection bolt (14), magnetic flow liquid internal rotor (15), magnetic flow liquid (16), packing ring (17), rubber oil sea (18), second catch (19), internal rotor coupling shaft (20), clutch shaft bearing (21) and the second bearing (22) composition, flange (3) is connected with Flange joint axle (1) by spline, the outside of flange (3) is by the fixing axial displacement of catch (2), Flange joint axle (1) and the first flywheel (7) are structure as a whole, first flywheel (7) periphery has starting gear ring (8), first flywheel (7) is connected with yoke (9) by eight the second bolts (6), yoke (9) inside is provided with field coil (10), yoke (9) is set in magnetic flow liquid external rotor (5) periphery, magnetic flow liquid external rotor (5) is connected with the first flywheel (7) by six the first bolts (4), magnetic flow liquid external rotor (5) is Split type structure, magnetic flow liquid external rotor (5) is fixedly connected with integrally by the 3rd bolt (13), magnetic flow liquid external rotor (5) has liquid filling hole (51), this liquid filling hole (51) is by fluid injection bolt (14) shutoff, magnetic flow liquid external rotor (5) inside arranges magnetic flow liquid internal rotor (15), gap between magnetic flow liquid external rotor (5) and magnetic flow liquid internal rotor (15) is filled with magnetic flow liquid (16), magnetic flow liquid (16) is injected by liquid filling hole (51), and realize sealing by rubber oil sea (18),
Second flywheel (12) is arranged on magnetic flow liquid external rotor (5) and yoke (9) outside, be connected by three long arc shape helical springs (11) between yoke (9) with the second flywheel (12), internal rotor coupling shaft (20) is through the second flywheel (12), magnetic flow liquid external rotor (5) and magnetic flow liquid internal rotor (15), the head of internal rotor coupling shaft (20) is arranged in magnetic flow liquid external rotor (5), second flywheel (12) is connected with internal rotor coupling shaft (20) by spline, second flywheel (12) outside is by the fixing axial displacement of the second catch (19), magnetic flow liquid internal rotor (15) is connected with internal rotor coupling shaft (20) by spline, clutch shaft bearing (21) and the second bearing (22) are set between magnetic flow liquid external rotor (5) and rotor coupling shaft (20), be positioned between the magnetic flow liquid external rotor (5) of the second flywheel (12) side and internal rotor coupling shaft (20) and rubber oil sea (18) is set, the inner side of the second flywheel (12) arranges packing ring (17),
Magnetic flow liquid external rotor (5) is rigidly connected with the first flywheel (7), forms the first quality of double mass flywheel torshional vibration damper; Second flywheel (12) and magnetic flow liquid internal rotor (15) are rigidly connected by spline by internal rotor coupling shaft (20), form the second quality of double mass flywheel torshional vibration damper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420785763.7U CN204312618U (en) | 2014-12-12 | 2014-12-12 | Embedded rotator type magnetic flow liquid double mass flywheel torshional vibration damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420785763.7U CN204312618U (en) | 2014-12-12 | 2014-12-12 | Embedded rotator type magnetic flow liquid double mass flywheel torshional vibration damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204312618U true CN204312618U (en) | 2015-05-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420785763.7U Expired - Fee Related CN204312618U (en) | 2014-12-12 | 2014-12-12 | Embedded rotator type magnetic flow liquid double mass flywheel torshional vibration damper |
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| Country | Link |
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| CN (1) | CN204312618U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105782339A (en) * | 2016-02-29 | 2016-07-20 | 重庆大学 | Variable-inertia and variable-damping torsion damper |
| CN106763486A (en) * | 2017-01-04 | 2017-05-31 | 四川大学 | New Multiple level magnetic flow liquid double mass flywheel |
| CN106787536A (en) * | 2017-01-19 | 2017-05-31 | 三禾电器(福建)有限公司 | One kind is coaxially nested with bi-motor structure |
| CN106969086A (en) * | 2017-03-27 | 2017-07-21 | 宁波大学 | A kind of magnetorheological torsional vibration damper for engine |
| CN109944906A (en) * | 2019-03-28 | 2019-06-28 | 吉林大学 | Semi- active control Variable inertia double mass flywheel based on magnetic rheological liquid |
| CN110962575A (en) * | 2019-11-29 | 2020-04-07 | 东风柳州汽车有限公司 | Hybrid power system of engine integrated motor |
| CN111561539A (en) * | 2020-05-28 | 2020-08-21 | 南京林业大学 | Rotary shearing type magneto-rheological isolation vibration reduction method suitable for limited space |
-
2014
- 2014-12-12 CN CN201420785763.7U patent/CN204312618U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105782339A (en) * | 2016-02-29 | 2016-07-20 | 重庆大学 | Variable-inertia and variable-damping torsion damper |
| CN106763486A (en) * | 2017-01-04 | 2017-05-31 | 四川大学 | New Multiple level magnetic flow liquid double mass flywheel |
| CN106787536A (en) * | 2017-01-19 | 2017-05-31 | 三禾电器(福建)有限公司 | One kind is coaxially nested with bi-motor structure |
| CN106969086A (en) * | 2017-03-27 | 2017-07-21 | 宁波大学 | A kind of magnetorheological torsional vibration damper for engine |
| CN106969086B (en) * | 2017-03-27 | 2018-12-04 | 宁波大学 | A kind of magnetorheological torsional vibration damper for engine |
| CN109944906A (en) * | 2019-03-28 | 2019-06-28 | 吉林大学 | Semi- active control Variable inertia double mass flywheel based on magnetic rheological liquid |
| CN110962575A (en) * | 2019-11-29 | 2020-04-07 | 东风柳州汽车有限公司 | Hybrid power system of engine integrated motor |
| CN111561539A (en) * | 2020-05-28 | 2020-08-21 | 南京林业大学 | Rotary shearing type magneto-rheological isolation vibration reduction method suitable for limited space |
| CN111561539B (en) * | 2020-05-28 | 2021-07-13 | 南京林业大学 | Rotary shearing type magneto-rheological isolation vibration reduction method suitable for limited space |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150506 Termination date: 20151212 |
|
| EXPY | Termination of patent right or utility model |