WO2012079827A1 - Chaîne cinématique pour véhicules automobiles - Google Patents

Chaîne cinématique pour véhicules automobiles Download PDF

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Publication number
WO2012079827A1
WO2012079827A1 PCT/EP2011/068949 EP2011068949W WO2012079827A1 WO 2012079827 A1 WO2012079827 A1 WO 2012079827A1 EP 2011068949 W EP2011068949 W EP 2011068949W WO 2012079827 A1 WO2012079827 A1 WO 2012079827A1
Authority
WO
WIPO (PCT)
Prior art keywords
drive
shaft
drive unit
differential
pinion shaft
Prior art date
Application number
PCT/EP2011/068949
Other languages
German (de)
English (en)
Inventor
Tomas Smetana
Original Assignee
Schaeffler Technologies AG & Co. KG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Schaeffler Technologies AG & Co. KG filed Critical Schaeffler Technologies AG & Co. KG
Publication of WO2012079827A1 publication Critical patent/WO2012079827A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K17/00—Arrangement or mounting of transmissions in vehicles
    • B60K17/34—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles
    • B60K17/356—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles having fluid or electric motor, for driving one or more wheels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K17/00—Arrangement or mounting of transmissions in vehicles
    • B60K17/02—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of clutch
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K23/00—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for
    • B60K23/08—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for for changing number of driven wheels, for switching from driving one axle to driving two or more axles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
    • B60K6/36—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings
    • B60K6/365—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings with the gears having orbital motion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/50—Architecture of the driveline characterised by arrangement or kind of transmission units
    • B60K6/52—Driving a plurality of drive axles, e.g. four-wheel drive
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K1/00—Arrangement or mounting of electrical propulsion units
    • B60K2001/001—Arrangement or mounting of electrical propulsion units one motor mounted on a propulsion axle for rotating right and left wheels of this axle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/42—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by the architecture of the hybrid electric vehicle
    • B60K6/48—Parallel type
    • B60K2006/4808—Electric machine connected or connectable to gearbox output shaft
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/62—Hybrid vehicles

Definitions

  • the invention relates to a drive train for a motor vehicle having at least one driven axle, which has a differential and at least two vehicle wheels operatively connected to one another via the differential, the drive train further comprising a first drive unit and a second drive unit, wherein the second drive unit has an electric motor whose drive shaft is aligned at least axially parallel to a pinion shaft.
  • a first electric drive unit has an electric motor as a drive, which acts directly on a drive shaft, because its rotor shaft is the drive shaft.
  • the second electric drive unit is a torque-vectoring unit and has an electric motor as the drive and a superposition gearbox, which is operatively connected to a rear-axle differential.
  • Drive of the main drive unit for example, an internal combustion engine, which forms the drive unit with a change gear and which is operatively connected via the change gear with the drive shaft and via this with the rear differential.
  • the drive shaft may be connected to a transfer case, which is also part of the main drive unit and which distributes torque in a drive train between two driven vehicle axles.
  • the drive shaft is a pinion shaft of an angle drive, via which the main drive unit and the first electric drive unit are connected to the input of the rear differential.
  • the ring gear of the angle drive is the input shaft of the transverse differential, via which the torques are distributed to two outputs.
  • Each of the outputs (output shafts) of the differential formed as a planetary gear is in operative connection with a driven vehicle wheel of the rear axle.
  • Each vehicle wheel is in operative connection with the other drive wheel on the rear axle, which can be influenced by the torque vectoring unit.
  • DE 10 2008 029 287B4 shows a drive train with two drivable axles for motor vehicles.
  • the vehicle has a first drive unit with which a first axle is permanently driven.
  • the first drive unit preferably provides an internal combustion engine and a first transverse differential operatively connected thereto which acts on two driven vehicle wheels of the first axle.
  • An electric second drive unit is arranged in the region of a second axis.
  • Drive of the second drive unit is an electric motor, which forms the second drive unit with a planetary gear and with a clutch pack.
  • the axis of rotation of the drive shaft which is the rotor shaft of the electric motor, is arranged parallel, preferably coaxially, to a pinion shaft, designated as an input shaft, of an angle drive.
  • the second axle has two driven vehicle wheels, with a second Transverse differential are operatively connected.
  • the output of the electric drive unit is located on a side facing away from the second transverse differential side.
  • the first axle is driven exclusively by the first drive unit and the second axle exclusively by the second drive unit.
  • the drive shaft of the electric drive unit is formed by a hollow shaft, which is the rotor shaft of the electric motor.
  • the pinion shaft is arranged concentrically in the hollow shaft.
  • the hollow shaft is connected to the clutch pack and is still in operative connection with the planetary gear, which is driven by the clutch pack.
  • the mounted on the planet carrier planetary gears of the planetary gear are meshing with a sun, which is rotatably connected to the drive shaft.
  • Rotary connections between a planetary carrier of the planetary gearbox via the clutch pack to the drive shaft or directly to the drive shaft of the electric motor can optionally be produced via clutches of the clutch pack, so that a switchable two-speed geared connection is formed between the electric motor and the pinion shaft.
  • the pinion shaft is meshing with a ring gear, which is connected to the input of the transverse differential.
  • the input, ie the input shaft, of the differential is the differential cage of the classic bevel gear differential, from which torque is distributed to two outputs (output shafts) via differential gears.
  • Each output is in operative connection with a driven vehicle wheel of the second axis, so that the vehicle wheels are also in operative connection with each other through the naturally compensating effect of the bevel gear differential via the output shafts.
  • the object of the invention is to provide a drive train, which preferably has two driven axles, with two drive units as variable and at the same time energy-saving as possible.
  • the object is solved according to the features of claim 1.
  • the invention provides a drive train for a motor vehicle with at least one driven axle which has a differential and at least two vehicle wheels which are operatively connected to one another via the differential.
  • the axle is either a front axle or a rear axle of the vehicle.
  • the drive train has at least one first drive unit and a second drive unit.
  • the second drive unit has as drive to an electric motor, the drive shaft is aligned at least axially parallel to a pinion shaft and engages the pinion shaft.
  • paraxial includes coaxial or concentric arrangements.
  • the invention encompasses arrangements in which the drive shaft, that is, the rotor shaft of the electric motor of the second drive unit, is arranged parallel to the pinion shaft at a distance and connected in a geared manner to the latter. Geared connections are, for example, belt drives or chain drives or gear drives with gear stages or with planetary drives. Alternatively, the drive shaft and the pinion shaft are coaxial with each other by these merge integrally with each other with a common axis of rotation or fixed or separable connected to each other.
  • the invention also includes arrangements in which one of the shafts, either the rotor shaft of the electric motor or the pinion shaft, is designed as a hollow shaft and the other of these shafts is arranged concentrically in the hollow shaft. Finally, the invention also includes arrangements in which the rotor of the electric motor of the second drive unit is arranged directly concentrically on the pinion shaft, that is, the pinion shaft is simultaneously the rotor shaft.
  • the pinion shaft is part of an angle drive, which is formed by a pinion on the pinion shaft and a ring gear.
  • the ring gear engages an input shaft of the differential.
  • the input shaft of the differential is the sum shaft at which the largest torques are applied and via which the power applied by the drive units power is introduced to the compensation assembly in the differential.
  • the pinion is in mesh with the Ring gear, so that applied by the second drive unit to the pinion shaft power is applied via the angle drive to the input shaft of the differential.
  • Input shafts are preferably planetary carriers for planetary differentials, and ring gears for differentials with torque vectoring units.
  • the pinion shaft is also operatively connected to the first drive unit.
  • the operative connection is made, for example, via a drive-shaft or via another shaft.
  • the invention comprises arrangements in which the shaft, that is to say the connection to the first drive unit, is arranged parallel to the pinion shaft at a distance and is geared to it as described above using the example of the pinion shaft and rotor shaft connection.
  • the shaft and the pinion shaft are coaxial with each other, by integrally merging with each other with a common axis of rotation or fixed or separable connected to each other.
  • the invention also includes arrangements in which one of the shafts is designed as a hollow shaft and the other of these shafts is arranged concentrically in the hollow shaft.
  • the invention further provides that in the operative connection between an output shaft of the differential and one of the vehicle wheels an engageable and disengageable clutch is arranged.
  • an engageable and disengageable clutch is arranged in the operative connection between an output shaft of the differential and one of the vehicle wheels.
  • the advantage of the invention is that although the disengaged clutch, the driven rear axle is disconnected from the power flow, but the drive power of the second drive unit can be used to superimpose, for example, the drive power of the first drive unit, because the pinion shaft both with the drive of the first drive unit also with the drive the second drive unit is operatively connected.
  • This makes it possible, for example, to supply the drive power of the second drive unit in addition to the drive power of the first drive unit to a second axle with driven wheels.
  • this switching state of the clutch it is possible to switch off the drive of the first drive unit and to introduce power into the drive train only with the drive of the second drive unit in order, for example, to drive the second axle.
  • Another advantage of the invention is due to the arrangement of the coupling between the vehicle wheel and the differential, which consists in that at this point a rotationally fixed connection is disconnected at the only moments of one of the drive wheels and not the relatively high driving torques at the input of the differential or abut against the pinion shaft and thus the coupling can be dimensioned according to space saving.
  • An embodiment of the invention provides that on the driven axle on both sides of the differential, the respective operative connection between the output shaft and the vehicle by each clutch is separable. By simultaneously disengaging both clutches on the axle symmetrical conditions are created by complete separation of the two driven vehicle wheels in the drive train behind the differential.
  • the clutches) are either integrated in the housing of the differential or are integrated into the respective compound of the differential and the vehicle wheels via cardan shafts. Alternatively, the respective coupling sits between the wheel and a drive shaft.
  • a separating clutch is arranged, with which the operative connection between first The Antnebsritt and the pinion shaft and thus between the first drive unit and the first axis can be selectively separated or restored.
  • the first axle can only be driven by means of the second drive unit or not at all. In the latter case, the drive of the second drive unit can be completely switched off or connected as a generator in coasting mode.
  • An embodiment of the invention provides that the operative connection between the drive of the second drive unit and the pinion shaft can be repeatedly separated and restored with a disconnect clutch. In the event that the drive power of the second drive in the drive train is not needed this can be completely separated from the drive train. In this case, the drive shaft of the second drive, such as the rotor shaft of an electric motor, energy-saving not entrained.
  • a further embodiment of the invention provides that the second drive unit has at least one gear in the operative connection between the drive shaft of the electric motor and the pinion shaft, so that e.g. high speeds of the rotor shaft stocky and higher torques can be applied to the pinion shaft.
  • the second drive unit also preferably has a clutch, with the gears of the preferably at least two-speed transmission can be switched.
  • Figure 1 shows schematically and not to scale a powertrain 1 for a motor vehicle otherwise not shown two driven axles 2 and 3.
  • the axle 2 has a classic designed as bevel gear differential 4 and two on the differential in operative connection with each other standing vehicle wheels 5 and 6th on.
  • the drive train 1 is further provided with a first drive unit 7 and with a second drive unit 8.
  • the second drive unit 8 has an electric motor 9, the drive shaft 9a is designed as a hollow shaft and is arranged concentrically and thus axially parallel to a pinion shaft 10. Between the drive shaft 9a and pinion shaft 10, an operative connection is formed by means of an engageable and disengageable clutch 1 1 and a two-speed shiftable transmission 12, via which the drive shaft 9a engages the pinion shaft 10.
  • the drive shaft 9a can be connected by means of the clutch 1 1 either with the ring gear 12a or the sun gear 12b, which are in meshing engagement with planetary gears 12c.
  • Output of the drive unit 8 is the planet carrier 12d, which is rotatably connected to the pinion shaft.
  • the connection between the pinion shaft 10 and the drive shaft 9a can also be completely separated by means of the clutch 11.
  • the pinion shaft 10 has a pinion head 10a, which is in meshing engagement with a ring gear 13 of an angle drive.
  • the ring gear 13 is connected to the input shaft of the differential 4 in the form of a differential cage 4a, in which differential gears 4b are rotatably mounted, which are in meshing engagement with output wheels 4c of the differential.
  • the output gears 4c are seated on output shafts 14. Between each of the output shafts 14 and one of the vehicle wheels 5 and 6, a clutch 15 can be engaged and disengaged.
  • the axle 3 is also a driven axle with vehicle wheels 3a and 3b, which is operatively connected to a drive 16 of the first drive unit 7, which is for example an internal combustion engine.
  • the drive unit 7 has, in addition to the drive 16, a change gear 17 and a transfer case 18, via which an operative connection to a connecting shaft 19, which may be a cardan shaft, is made.
  • a connecting shaft 19 which may be a cardan shaft, is made.
  • the first drive unit 7 is rotatably connected to the pinion shaft 10, wherein it is not excluded that the first drive unit 7 and the pinion shaft 10 are separable from each other by a clutch.
  • the axle 2 By disengaging only one of the clutches 15, the axle 2 can be separated from a power flow of the drivetrain 1. In that case it is optionally possible to drive the axle 3 by operating the electric motor with the clutch engaged 1 1 and in two different gear ratios of the transmission either only with the drive unit 8, or to superimpose the guided by the drive 16 to the axis 3 torques with those of the drive unit 8.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Motor Power Transmission Devices (AREA)
  • Retarders (AREA)
  • Arrangement And Driving Of Transmission Devices (AREA)

Abstract

L'invention concerne une chaîne cinématique (1) pour un véhicule automobile comportant au moins un essieu entraîné (2) qui comporte un différentiel et au moins deux roues de véhicule (5, 6) coopérant l'une avec l'autre par l'intermédiaire du différentiel. La chaîne cinématique (1) comporte en outre une première unité d'entraînement (7) et une deuxième unité d'entraînement (8), la deuxième unité d'entraînement (8) comportant un moteur électrique (9) dont l'arbre d'entraînement (9a) est orienté au moins parallèlement à l'axe d'un arbre de pignon (10).
PCT/EP2011/068949 2010-12-17 2011-10-28 Chaîne cinématique pour véhicules automobiles WO2012079827A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102010054871.5 2010-12-17
DE102010054871A DE102010054871A1 (de) 2010-12-17 2010-12-17 Antriebsstrang für Kraftfahrzeuge

Publications (1)

Publication Number Publication Date
WO2012079827A1 true WO2012079827A1 (fr) 2012-06-21

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2011/068949 WO2012079827A1 (fr) 2010-12-17 2011-10-28 Chaîne cinématique pour véhicules automobiles

Country Status (2)

Country Link
DE (1) DE102010054871A1 (fr)
WO (1) WO2012079827A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014191091A1 (fr) * 2013-05-29 2014-12-04 Audi Ag Dispositif différentiel central pour un système d'entraînement de véhicule automobile
WO2016071170A1 (fr) * 2014-11-03 2016-05-12 Bayerische Motoren Werke Aktiengesellschaft Système de motorisation hybride
EP3110700A4 (fr) * 2014-02-24 2017-12-20 Mahindra and Mahindra Limited Agencement pour le conditionnement d'un moteur de véhicule
WO2020070106A1 (fr) * 2018-10-01 2020-04-09 Gkn Automotive Ltd. Chaîne cinématique d'un véhicule à moteur

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015533704A (ja) 2012-08-27 2015-11-26 ゲー カー エヌ ドライブライン インターナショナル ゲゼルシャフト ミット ベシュレンクテル ハフツングＧＫＮ Ｄｒｉｖｅｌｉｎｅ Ｉｎｔｅｒｎａｔｉｏｎａｌ ＧｍｂＨ 自動車の機械電気式のドライブトレインおよび機械電気式のドライブトレインを備える自動車
DE102013200826A1 (de) * 2013-01-21 2014-07-24 Zf Friedrichshafen Ag Hybridantriebsystem für ein Kraftfahrzeug
DE102015014814B4 (de) 2015-11-14 2023-03-23 Audi Ag Antriebseinrichtung für ein Kraftfahrzeug
DE102018206206A1 (de) * 2018-04-23 2019-10-24 Zf Friedrichshafen Ag Elektrisch betriebene Arbeitsmaschine
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