WO2018077456A1 - Hybrid transmission and drive device - Google Patents

Hybrid transmission and drive device Download PDF

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Publication number
WO2018077456A1
WO2018077456A1 PCT/EP2017/001046 EP2017001046W WO2018077456A1 WO 2018077456 A1 WO2018077456 A1 WO 2018077456A1 EP 2017001046 W EP2017001046 W EP 2017001046W WO 2018077456 A1 WO2018077456 A1 WO 2018077456A1
Authority
WO
WIPO (PCT)
Prior art keywords
transmission
gear
electric motor
input
hybrid transmission
Prior art date
Application number
PCT/EP2017/001046
Other languages
German (de)
French (fr)
Inventor
Josep Maria Bou Romano
Tobias Haerter
Peter Hahn
Jakub Romaniak
Juergen Schweitzer
Stefan Sperrfechter
Original Assignee
Daimler Ag
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 Daimler Ag filed Critical Daimler Ag
Publication of WO2018077456A1 publication Critical patent/WO2018077456A1/en

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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
    • 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
    • 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
    • B60K6/40—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 assembly or relative disposition of components
    • 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
    • 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
    • B60K6/54—Transmission for changing ratio
    • B60K6/547—Transmission for changing ratio the transmission being a stepped gearing
    • 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
    • F16H—GEARING
    • F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
    • F16H3/006—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion power being selectively transmitted by either one of the parallel flow paths
    • 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
    • F16H—GEARING
    • F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
    • F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
    • F16H3/04—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion with internally-toothed gears
    • 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
    • B60K2006/4825—Electric machine connected or connectable to gearbox input shaft
    • 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
    • F16H—GEARING
    • F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
    • F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
    • F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
    • F16H3/087—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears
    • F16H3/093—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears with two or more countershafts
    • F16H2003/0931—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears with two or more countershafts each countershaft having an output gear meshing with a single common gear on the 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 hybrid transmission with at least one connecting element rotatable about a rotation axis for connecting an output shaft of a
  • Internal combustion engine with at least one electric motor, with a partial transmission, which is arranged spatially between the electric motor and the connecting element and provided to provide different gears, and with a
  • EP 2 444 266 B1 discloses a hybrid drive system with an internal combustion engine, an electric motor, a partial transmission arranged between the internal combustion engine and the electric motor and an intermediate shaft.
  • a generic hybrid transmission which is rotatable about a rotation axis connecting element for connecting an output shaft of an internal combustion engine, an electric motor, a partial transmission, which is provided to provide different gears, and a coaxial with the electric motor arranged intermediate shaft wherein the intermediate shaft is arranged offset in the axial direction to the axis of rotation of the connecting element and is connected via at least one input stage to the connecting element.
  • the invention is based on a hybrid transmission with at least one around a
  • Rotary axis rotatable connection element for connecting an output shaft of a Internal combustion engine, with at least one electric motor, with a partial transmission for providing different transmission gears, and an intermediate shaft for connecting the internal combustion engine to the partial transmission.
  • the intermediate shaft is arranged offset in the axial direction to the axis of rotation of the connecting element and is connected via at least one input stage to the connecting element.
  • the partial transmission of the hybrid transmission comprises a
  • Double clutch transmission is connected or connectable.
  • a considerable part of the sub-transmission namely the double clutch, can be space-saving arranged on or in the drive rotor of the electric motor.
  • an arrangement of two gear input shafts designed as hollow shafts is provided as input shafts of two gear parts of the dual-clutch gearbox, which are arranged coaxially with the intermediate shaft.
  • the embodiment according to the invention makes it possible to achieve advantageous properties with regard to an arrangement of components, in particular with regard to the possibility of compact installation or compactness. Due to the off-axis arrangement of the intermediate shaft, an electric motor advantageously and / or space-saving and / or space-efficient and / or can be arranged variably.
  • Internal combustion engine to the differential axis be less than the axial distance of the input shaft of the partial transmission to a rotational axis of the electric motor.
  • a differential can be arranged advantageously closer to a vehicle center, which in particular allows an advantageous design of side shafts.
  • an advantageous packaging of components with a variety of functions, in particular in the area of dedicated hybrid transmission, can be made possible.
  • connection element can be connected to the output shaft of the internal combustion engine and / or in particular connected in a rotationally fixed manner.
  • Connecting element integral with the output shaft of the internal combustion engine Preferably, the intermediate shaft with the input stage, in particular with an output gear of the input stage, rotatably connected.
  • the intermediate shaft is designed as a solid shaft.
  • the intermediate shaft is arranged parallel to a rotation axis of the output shaft of the internal combustion engine.
  • connection element is permanently connected to the intermediate shaft.
  • connection element is permanently connected to the intermediate shaft.
  • a translation stage can be arranged between the components, such as, for example, a spur gear stage.
  • two meshing spur gears of a spur gear are permanently connected.
  • rotatably connected should be understood in particular a compound that averaged over a complete revolution transmits a power flow with an unchanged torque and / or an unchanged direction of rotation and / or an unchanged speed.
  • the connection may comprise a switching unit or a Kuppiungsaku.
  • a "gear level" is to be understood in particular a plane in which at least two gears mesh with each other.
  • Input stage is formed direction maintaining.
  • Input stage at least one input gear and at least one output gear, which are arranged to receive direction of rotation.
  • the input stage is a translation stage.
  • the input stage may have a transmission ratio of less than or greater than 1.
  • Input stage at least one in particular rotatably connected to the connection element input gear, at least one in particular designed as a loose wheel
  • the input stage may particularly advantageously comprise exactly one input gear, exactly one idler gear and exactly one output gear.
  • the input gear, the intermediate gear and the Output wheel arranged in a plane of the input stage.
  • the input stage comprises at least one input gear, in particular connected to the connecting element in a rotationally fixed manner and designed as a ring gear, and at least one output gear, in particular connected directly to the input gear in a rotationally fixed manner, in particular to the intermediate shaft.
  • the input stage particularly advantageously comprises exactly one input wheel and exactly one output gear.
  • the output gear is particularly advantageously arranged within the input gear.
  • the output gear may be formed as a ring gear and the
  • Input wheel can be arranged within the output wheel.
  • the ring gear acting as the output gear not only has an internal toothing, but also an external toothing, whereby the ring gear at the same time as its sun gear via its external toothing
  • the wheel disposed within the ring gear is formed as a spur gear.
  • the input gear and the output gear are arranged in a plane of the input stage.
  • the hybrid transmission has at least one output gear designed, in particular, as an output pinion, advantageously as a differential pinion, which is arranged in a common plane with the input stage, in particular in the plane of the input stage.
  • the output gear is part of a differential.
  • Attachment arranged at opposite axial end portions of the hybrid transmission.
  • the electric motor is arranged coaxially with the intermediate shaft of the hybrid transmission.
  • a drive rotor of the electric motor and the intermediate shaft are rotatable about a common further axis of rotation.
  • the intermediate shaft and the drive rotor rotatably connected to each other or, if necessary, connectable.
  • the electric motor is provided to drive the intermediate shaft, if necessary, in particular.
  • the invention comprises a drive device with at least one
  • a drive device is characterized in particular by high flexibility with regard to an arrangement of components and / or a compact design.
  • Fig. 1 shows a drive device with a hybrid transmission with a partial transmission in
  • Fig. 2 shows another drive device with an alternative hybrid transmission.
  • FIG. 1 shows a drive device 36a with an internal combustion engine 18a and a hybrid transmission 10a with an electric motor 30a.
  • the internal combustion engine 18a has an output shaft 16a.
  • the hybrid transmission 10a has a connecting element 14a, which is rotatable about an axis of rotation 12a, for connecting an output shaft of the
  • connection element 14a is connected to the output shaft 16a of the internal combustion engine 18a. Further, in the In this case, the connection element 14a is integrally connected to the output shaft 16a of the internal combustion engine 18a.
  • the electric motor 30 a is disposed at one end of the hybrid transmission 10 a, the internal combustion engine is disposed at an opposite end of the electric motor 30 a.
  • the attachment member 14a and the electric motor 30a are disposed at opposite ends of the hybrid transmission 10a.
  • the hybrid transmission 10a has an intermediate shaft 26a, which is arranged offset to the axis of rotation 12a and is connected via at least one input stage 28a to the connection element 14a.
  • the intermediate shaft 26a is disposed coaxially with the electric motor 30a. Via the input stage 28a, the intermediate shaft 26a is connected to the output shaft 16a of the internal combustion engine 18a.
  • the input stage 28a is designed to maintain the direction of rotation.
  • the input stage 28a has an input gear Z32a and an output gear Z36a.
  • the input gear Z32a and the output gear Z36a are connected to receive direction of rotation.
  • the input gear Z32a is connected via an intermediate gear Z34a of the input stage 28a to the output gear Z36a.
  • the input stage 28a comprises exactly three gears, namely the input gear Z32a, the intermediate gear Z34a and the output gear Z36a.
  • the input gear Z32a, the intermediate gear Z34a and the output gear Z36a are formed as spur gears.
  • the input stage 28a has a transmission ratio of about 1: 1.5. But there are also other ratios such as 4: 1, 2: 1, 1: 1, 1: 2, 1: 4 or smaller or larger or intermediate values conceivable.
  • a gear ratio of an input stage will be adapted by a person skilled in the art, for example by means of a suitable input wheel and / or intermediate gear and / or output gear.
  • an input stage comprises at least one ring gear, as shown in particular in the embodiment of Figure 2.
  • an input stage may have different gears, for example a first number of spur gears and a second number of ring gears.
  • gears shown and / or described in this disclosure it is conceivable for all of the gears shown and / or described in this disclosure to form these as friction wheels, if this appears appropriate to those skilled in the art.
  • the hybrid transmission 10a has a partial transmission 39a. A portion of the sub-transmission 39a is disposed within a drive rotor 32a of the electric motor 30a.
  • the partial transmission 39a is a dual-clutch transmission and disposed within the electric motor 30a share is the dual clutch 20a of the dual-clutch transmission.
  • the partial transmission 39a may also have another type of transmission, such as a planetary gear. The inside of the
  • Drive rotor 32 a arranged portion may also be a planetary gear of a
  • the partial transmission shown here 39a in the form of the dual clutch transmission has in addition to the dual clutch 20a a plurality of gear levels Z10a, Z20a, wherein the gear levels Z10a, Z20a spatially between the electric motor 30a and the
  • Attachment element 14 a arranged and to provide different
  • Transmission gears are provided. For reasons of clarity, a four-speed transmission is shown as a simple example in FIG. Of course, the invention also includes dual-clutch transmission with a different number of gears, such as five or six or seven or eight or nine or ten or even more.
  • the concretely shown arrangement of the gear levels Z10a, Z20a should be understood purely by way of example. Basically, therefore, every reasonable conceivable configuration in terms of number of gears and wheelset one
  • Double clutch transmission conceivable.
  • the partial transmission 39a of the hybrid transmission 10a has two transmission input shafts 22a, 24a designed as hollow shafts, which are each connected to one of the clutches K1a, K2a of the double clutch 20a.
  • the transmission input shafts 22a, 24a are each associated with a transmission part of the dual-clutch transmission.
  • Transmission input shafts 22a, 24a are arranged coaxially. Furthermore, the
  • Hybrid transmission 10a on a coaxial with the transmission input shafts 22a, 24a arranged intermediate shaft 26a.
  • the intermediate shaft 26a is non-rotatable with an outer
  • the hybrid transmission 10a has a driven wheel Z38a, which is arranged in a common plane Z30a with the input stage 28a.
  • a further output gear Z39a is arranged in the common plane Z30a.
  • the output gears Z38a, Z39a are designed as differential pinions.
  • the Input gear Z32a, the intermediate gear Z34a and the output gear Z36a of the input stage 28a arranged in the common plane Z30a.
  • the electric motor 30a is off-axis to the output shaft 16a of the
  • Internal combustion engine 18 a arranged. Further, the electric motor 30a is arranged coaxially with the intermediate shaft 26a of the hybrid transmission 10a.
  • the internal combustion engine 18a is not centered with a center distance
  • the intermediate shaft 26a can be arranged in any desired space with respect to the axis of rotation 12a in space.
  • a distance of the electric motor 30a to the differential axis can be increased in this way.
  • the electric motor 30a has the drive rotor 32a, which is non-rotatably connected or connectable to the outer plate carrier 34a of the double clutch 20a.
  • the drive rotor 32a is permanently non-rotatable with the outer
  • Lamella carrier 34a connected. It can thus be a drive by means of
  • Electric motors In addition, it is conceivable to connect an electric motor in another way to an intermediate shaft of a hybrid transmission, for example via a further input stage of the hybrid transmission, which connects an output shaft of the electric motor to the intermediate shaft.
  • FIG. 2 shows a further exemplary embodiment of the invention.
  • FIG. 2 shows a drive device 36b with an internal combustion engine 18b, an electric motor 30b and a hybrid transmission 10b.
  • the engine 18b has an output shaft 16b.
  • the hybrid transmission 10b has a connection element 14b, which is rotatable about an axis of rotation 12b, for connecting the output shaft 16b of FIG.
  • connection element 14b is connected to the output shaft 16b of the internal combustion engine 18b. Further, in the present case, the connection element 14b is connected to the output shaft 16b of the internal combustion engine 18b. Further, in the present case, the connection element 14b is connected to the output shaft 16b of the internal combustion engine 18b. Further, in the present case, the connection element 14b is connected to the output shaft 16b of the internal combustion engine 18b. Further, in the present case, the connection element 14b is connected to the output shaft 16b of the internal combustion engine 18b. Further, in the connection element 14b is connected to the output shaft 16b of the internal combustion engine 18b. Further, in the connection element 14b is connected to the output shaft 16b of the internal combustion engine 18b.
  • the connecting element 14b is made in one piece with the output shaft 16b of the internal combustion engine 18b.
  • the hybrid transmission 10b has a partial transmission 39b with a double clutch 20b and a plurality of gear levels Z10b, Z20b, which are spatially between the dual clutch 20b and the connection element 14b
  • gear levels Z10b, Z20b should be understood purely by way of example.
  • the partial transmission 39b designed as a double-clutch transmission has two transmission input shafts 22b, 24b in the form of hollow shafts, which each have one of the
  • Transmission input shafts 22b, 24b are each a transmission part of the
  • Dual clutch transmission assigned.
  • the transmission input shafts 22b, 24b are arranged coaxially. Further, the hybrid transmission 10b has a coaxial with the
  • Intermediate shaft 26b is rotatably connected to an outer plate carrier 34b of
  • the intermediate shaft 26b is arranged offset in the axial direction with respect to the axis of rotation 12b and is connected to the connecting element 14b via at least one input stage 28b.
  • the Input stage 28b is the intermediate shaft 26b to the output shaft 16b of the
  • the input stage 28b comprises an input wheel Z32b configured as a ring gear and an output gear Z36b connected to the input gear Z32b.
  • the input gear Z32b and the output gear Z36b are arranged in a common plane Z30b.
  • the output gear Z36b is disposed inside the input gear Z32b.
  • the input stage 28b has a transmission ratio of about 1: 4.
  • Output wheel has. It is also conceivable that an intermediate or more
  • Intermediate gears are arranged downstream of a trained as a ring gear input gear and / or intermediate.

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Abstract

The invention relates to a hybrid transmission (10a; 10b) with at least one connection element which can rotate about an axis of rotation (12a; 12b) and which is for connecting an output shaft (16a; 16b) of an internal combustion engine (18a; 18b), with at least one electric motor (30a; 30b), with a sub-transmission (39a; 39b) provided for providing different gears, as well as an intermediate shaft (26a; 26b) arranged coaxially to the electric motor (30a; 30b), wherein the intermediate shaft (26a; 26b) is arranged axially offset to the axis of rotation (12a; 12b) of the connection element (14a; 14b) and is connected to the connection element (14a; 14b) via at least one input stage (28a; 28b). The sub-transmission (39a; 39b) comprises a dual clutch transmission and a drive rotor (32a; 32b) of the electric motor (30a; 30b) is/can be rotationally fixed to an outer plate carrier (34a; 34b) of a dual clutch (20a; 20b) of the sub-transmission (39a; 39b), wherein the sub-transmission (39a; 39b) comprises two transmission input shafts (22a, 24a, 22b, 24b) designed as hollow shafts, which are arranged coaxially to the intermediate shaft (26a; 26b).

Description

Hybridgetriebe  hybrid transmission
Die Erfindung betrifft ein Hybridgetriebe mit zumindest einem um eine Rotationsachse drehbaren Anbindungselement zur Anbindung einer Ausgangswelle eines The invention relates to a hybrid transmission with at least one connecting element rotatable about a rotation axis for connecting an output shaft of a
Verbrennungsmotors, mit zumindest einem Elektromotor, mit einem Teilgetriebe, das räumlich zwischen dem Elektromotor und dem Anbindungselement angeordnet und zur Bereitstellung unterschiedlicher Getriebegänge vorgesehen ist, und mit einer Internal combustion engine, with at least one electric motor, with a partial transmission, which is arranged spatially between the electric motor and the connecting element and provided to provide different gears, and with a
Zwischenwelle. Intermediate shaft.
Aus der EP 2 444 266 B1 ist ein Hybridantriebssystem mit einem Verbrennungsmotor, einem Elektromotor, einem zwischen dem Verbrennungsmotor und dem Elektromotor angeordneten Teilgetriebe sowie mit einer Zwischenwelle bekannt. EP 2 444 266 B1 discloses a hybrid drive system with an internal combustion engine, an electric motor, a partial transmission arranged between the internal combustion engine and the electric motor and an intermediate shaft.
Aus der DE 102 09 514 A1 ist ferner ein gattungsgemäßes Hybridgetriebe bekannt, welches ein um eine Rotationsachse drehbares Anbindungselement zur Anbindung einer Ausgangswelle eines Verbrennungsmotors, einen Elektromotor, ein Teilgetriebe, das zur Bereitstellung unterschiedlicher Getriebegänge vorgesehen ist, sowie eine koaxial zu dem Elektromotor angeordneten Zwischenwelle aufweist, wobei die Zwischenwelle zu der Rotationsachse des Anbindungselements achsversetzt angeordnet und über zumindest eine Eingangsstufe an das Anbindungselement angebunden ist. From DE 102 09 514 A1 a generic hybrid transmission is also known, which is rotatable about a rotation axis connecting element for connecting an output shaft of an internal combustion engine, an electric motor, a partial transmission, which is provided to provide different gears, and a coaxial with the electric motor arranged intermediate shaft wherein the intermediate shaft is arranged offset in the axial direction to the axis of rotation of the connecting element and is connected via at least one input stage to the connecting element.
Der Erfindung liegt insbesondere die Aufgabe zugrunde, ein Hybridgetriebe mit vorteilhaften Eigenschaften hinsichtlich einer Anordnung von Komponenten The invention is in particular the object of a hybrid transmission with advantageous properties in terms of an arrangement of components
bereitzustellen. Diese Aufgabe wird gemäß der Erfindung durch ein Hybridgetriebe mit den Merkmalen des Anspruchs 1 gelöst. Weitere Ausgestaltungen ergeben sich aus den Unteransprüchen. provide. This object is achieved according to the invention by a hybrid transmission with the features of claim 1. Further embodiments emerge from the subclaims.
Die Erfindung geht aus von einem Hybridgetriebe mit zumindest einem um eine The invention is based on a hybrid transmission with at least one around a
Rotationsachse drehbaren Anbindungselement zur Anbindung einer Ausgangswelle eines Verbrennungsmotors, mit zumindest einem Elektromotor, mit einem Teilgetriebe zur Bereitstellung unterschiedlicher Getriebegänge, und einer Zwischenwelle zur Anbindung des Verbrennungsmotors an das Teilgetriebe. Rotary axis rotatable connection element for connecting an output shaft of a Internal combustion engine, with at least one electric motor, with a partial transmission for providing different transmission gears, and an intermediate shaft for connecting the internal combustion engine to the partial transmission.
Es wird ferner davon ausgegangen, dass die Zwischenwelle zu der Rotationsachse des Anbindungselements achsversetzt angeordnet und über zumindest eine Eingangsstufe an das Anbindungselement angebunden ist. It is further assumed that the intermediate shaft is arranged offset in the axial direction to the axis of rotation of the connecting element and is connected via at least one input stage to the connecting element.
Erfindungsgemäß umfasst das Teilgetriebe des Hybridgetriebes ein According to the invention, the partial transmission of the hybrid transmission comprises a
Doppelkupplungsgetriebe, wobei vorteilhafter Weise ein Antriebsrotor des Elektromotors drehfest mit einem äußeren Lamellenträger einer Doppelkupplung des Doppelkupplungsgetriebe, wherein advantageously a drive rotor of the electric motor rotatably with an outer disk carrier of a dual clutch of the
Doppelkupplungsgetriebes verbunden oder verbindbar ist. Auf diese Weise kann ein erheblicher Teil des Teilgetriebes, nämlich die Doppelkupplung, platzsparen an oder in dem Antriebsrotor des Elektromotors angeordnet werden. Zusätzlich ist erfindungsgemäß eine Anordnung von zwei als Hohlwellen ausgebildete Getriebeeingangswellen als Eingangswellen von zwei Getriebeteilen des Doppelkupplungsgetriebes vorgesehen, die koaxial zu der Zwischenwelle angeordnet sind. Double clutch transmission is connected or connectable. In this way, a considerable part of the sub-transmission, namely the double clutch, can be space-saving arranged on or in the drive rotor of the electric motor. In addition, according to the invention, an arrangement of two gear input shafts designed as hollow shafts is provided as input shafts of two gear parts of the dual-clutch gearbox, which are arranged coaxially with the intermediate shaft.
Durch die erfindungsgemäße Ausgestaltung können vorteilhafte Eigenschaften hinsichtlich einer Anordnung von Komponenten, insbesondere hinsichtlich der Möglichkeit eines kompakten Einbaus beziehungsweise einer Kompaktheit erzielt werden. Durch die achsversetze Anordnung der Zwischenwelle kann ein Elektromotor vorteilhaft und/oder platzsparend und/oder raumeffizient und/oder variabel angeordnet werden kann. The embodiment according to the invention makes it possible to achieve advantageous properties with regard to an arrangement of components, in particular with regard to the possibility of compact installation or compactness. Due to the off-axis arrangement of the intermediate shaft, an electric motor advantageously and / or space-saving and / or space-efficient and / or can be arranged variably.
Vorzugsweise kann dabei eine Achsdistanz der Ausgangswelle eines Preferably, an axis distance of the output shaft of a
Verbrennungsmotors zu der Differenzialachse geringer sein als die Achsdistanz der Eingangswelle des Teilgetriebes zu einer Drehachse des Elektromotors. Internal combustion engine to the differential axis be less than the axial distance of the input shaft of the partial transmission to a rotational axis of the electric motor.
Weiterhin kann dadurch ein sonst freier radialer Bauraum zwischen Differenzialritzeln genutzt werden. Außerdem kann ein Differential in vorteilhafter Weise näher an einer Fahrzeugmitte angeordnet werden, was insbesondere eine vorteilhafte Auslegung von Seitenwellen ermöglicht. Weiterhin kann eine vorteilhafte Packung von Komponenten bei vielfältiger Funktionalität, insbesondere im Bereich Dedicated Hybrid Transmission, ermöglicht werden. Furthermore, thereby an otherwise free radial space between differential gears can be used. In addition, a differential can be arranged advantageously closer to a vehicle center, which in particular allows an advantageous design of side shafts. Furthermore, an advantageous packaging of components with a variety of functions, in particular in the area of dedicated hybrid transmission, can be made possible.
Vorteilhaft ist das Anbindungselement mit der Ausgangswelle des Verbrennungsmotors verbindbar und/oder insbesondere drehfest verbunden. Besonders vorteilhaft ist das Anbindungselement einstückig mit der Ausgangswelle des Verbrennungsmotors ausgeführt. Bevorzugt ist die Zwischenwelle mit der Eingangsstufe, insbesondere mit einem Ausgangsrad der Eingangsstufe, drehfest verbunden. Besonders bevorzugt ist die Zwischenwelle als eine Vollwelle ausgebildet. Vorteilhaft ist die Zwischenwelle parallel zu einer Rotationsachse der Ausgangswelle des Verbrennungsmotors angeordnet. Advantageously, the connection element can be connected to the output shaft of the internal combustion engine and / or in particular connected in a rotationally fixed manner. This is particularly advantageous Connecting element integral with the output shaft of the internal combustion engine. Preferably, the intermediate shaft with the input stage, in particular with an output gear of the input stage, rotatably connected. Particularly preferably, the intermediate shaft is designed as a solid shaft. Advantageously, the intermediate shaft is arranged parallel to a rotation axis of the output shaft of the internal combustion engine.
Besonders vorteilhaft ist das Anbindungselement permanent mit der Zwischenwelle verbunden. Unter„permanent verbunden" soll insbesondere eine nicht schaltbare Particularly advantageously, the connection element is permanently connected to the intermediate shaft. Under "permanently connected" is in particular a non-switchable
Verbindung zweier Bauteile verstanden werden. Grundsätzlich kann zwischen den Bauteilen eine Übersetzungsstufe angeordnet sein, wie beispielsweis eine Stirnradstufe. Beispielsweise sind zwei miteinander kämmende Stirnräder einer Stirnradstufe permanent miteinander verbunden. Unter "drehfest verbunden" soll insbesondere eine Verbindung verstanden werden, die über eine vollständige Umdrehung gemittelt einen Leistungsfluss mit einem unveränderten Drehmoment und/der einer unveränderten Drehrichtung und/oder einer unveränderten Drehzahl überträgt. Alternativ kann die Verbindung eine Schalteinheit oder eine Kuppiungseinheit aufweisen. Unter einer „Zahnradebene" soll insbesondere eine Ebene verstanden werden, in der zumindest zwei Zahnräder miteinander kämmen. Connection of two components are understood. In principle, a translation stage can be arranged between the components, such as, for example, a spur gear stage. For example, two meshing spur gears of a spur gear are permanently connected. By "rotatably connected" should be understood in particular a compound that averaged over a complete revolution transmits a power flow with an unchanged torque and / or an unchanged direction of rotation and / or an unchanged speed. Alternatively, the connection may comprise a switching unit or a Kuppiungseinheit. A "gear level" is to be understood in particular a plane in which at least two gears mesh with each other.
In einer vorteilhaften Ausgestaltung der Erfindung wird vorgeschlagen, dass die In an advantageous embodiment of the invention, it is proposed that the
Eingangsstufe drehrichtungserhaltend ausgebildet ist. Insbesondere weist die Input stage is formed direction maintaining. In particular, the
Eingangsstufe zumindest ein Eingangsrad und zumindest ein Ausgangsrad auf, die zueinander drehrichtungserhaltend angeordnet sind. Hierdurch kann vorteilhaft eine einfache Integrierbarkeit in bestehende Anordnungen bzw. eine Verwendbarkeit bestehender Teilgetriebe ermöglicht werden. Input stage at least one input gear and at least one output gear, which are arranged to receive direction of rotation. As a result, a simple integration into existing arrangements or a usability of existing partial transmissions can be advantageously made possible.
In einer besonders vorteilhaften Ausgestaltung der Erfindung wird vorgeschlagen, dass die Eingangsstufe eine Übersetzungsstufe ist. Insbesondere kann die Eingangsstufe ein Übersetzungsverhältnis von kleiner oder größer 1 aufweisen. Hierdurch kann eine hohe Flexibilität hinsichtlich einer Ersetzbarkeit erzielt werden. In a particularly advantageous embodiment of the invention it is proposed that the input stage is a translation stage. In particular, the input stage may have a transmission ratio of less than or greater than 1. As a result, a high flexibility in terms of replaceability can be achieved.
In einer weiteren Ausgestaltung der Erfindung wird vorgeschlagen, dass die In a further embodiment of the invention, it is proposed that the
Eingangsstufe zumindest ein insbesondere mit dem Anbindungselement drehfest verbundenes Eingangsrad, zumindest ein insbesondere als Losrad ausgebildetes Input stage at least one in particular rotatably connected to the connection element input gear, at least one in particular designed as a loose wheel
Zwischenrad und zumindest ein insbesondere mit der Zwischenwelle drehfest Intermediate and at least one in particular with the intermediate shaft rotation
verbundenes Ausgangsrad umfasst. Dabei kann besonders vorteilhaft die Eingangsstufe genau ein Eingangsrad, genau ein Zwischenrad und genau ein Ausgangsrad umfassen. Besonders vorteilhaft sind dabei das Eingangsrad, das Zwischenrad und das Ausgangsrad in einer Ebene der Eingangsstufe angeordnet. Hierdurch kann vorteilhaft ein großer Zugewinn an hybridgetriebeinterner Achsdistanz und/oder eine einfache bauliche Ausgestaltung erzielt werden. includes connected output wheel. In this case, the input stage may particularly advantageously comprise exactly one input gear, exactly one idler gear and exactly one output gear. Particularly advantageous are the input gear, the intermediate gear and the Output wheel arranged in a plane of the input stage. As a result, it is advantageously possible to achieve a large gain in hybrid transmission internal axial distance and / or a simple constructional design.
Ferner wird vorgeschlagen, dass die Eingangsstufe zumindest ein insbesondere mit dem Anbindungselement drehfest verbundenes als Hohlrad ausgebildetes Eingangsrad und zumindest ein insbesondere direkt an das Eingangsrad angebundenes insbesondere mit der Zwischenwelle drehfest verbundenes Ausgangsrad umfasst. Dabei umfasst die Eingangsstufe besonders vorteilhaft genau ein Eingangsrad und genau ein Ausgangsrad. Besonders vorteilhaft ist dabei das Ausgangsrad innerhalb des Eingangsrads angeordnet. Furthermore, it is proposed that the input stage comprises at least one input gear, in particular connected to the connecting element in a rotationally fixed manner and designed as a ring gear, and at least one output gear, in particular connected directly to the input gear in a rotationally fixed manner, in particular to the intermediate shaft. In this case, the input stage particularly advantageously comprises exactly one input wheel and exactly one output gear. In this case, the output gear is particularly advantageously arranged within the input gear.
Alternativ kann aber auch das Ausgangsrad als Hohlrad ausgebildet sein und das Alternatively, however, the output gear may be formed as a ring gear and the
Eingangsrad innerhalb des Ausgangsrades angeordnet sein. Input wheel can be arranged within the output wheel.
In diesem Fall ist es besonders vorteilhaft, wenn das als Ausgangsrad fungierende Hohlrad nicht nur eine Innenverzahnung aufweist, sondern auch eine Außenverzahnung, wodurch das Hohlrad über seine Außenverzahnung zugleich als Sonnenrad eines In this case, it is particularly advantageous if the ring gear acting as the output gear not only has an internal toothing, but also an external toothing, whereby the ring gear at the same time as its sun gear via its external toothing
Planetengetriebes fungiert. Planetary gear acts.
Vorzugsweise ist das innerhalb des Hohlrades angeordnete Rad als Stirnrad ausgebildet. Besonders bevorzugt sind das Eingangsrad und das Ausgangsrad in einer Ebene der Eingangsstufe angeordnet. Hierdurch kann eine hohe Kompaktheit erzielt werden. Ferner kann hierdurch eine Komponentenanzahl vorteilhaft reduziert werden. Preferably, the wheel disposed within the ring gear is formed as a spur gear. Particularly preferably, the input gear and the output gear are arranged in a plane of the input stage. As a result, a high compactness can be achieved. Furthermore, this can advantageously reduce a number of components.
Außerdem wird vorgeschlagen, dass das Hybridgetriebe zumindest ein insbesondere als Abtriebsritzel, vorteilhaft als Differentialritzel ausgebildetes Abtriebsrad aufweist, das in einer gemeinsamen Ebene mit der Eingangsstufe, insbesondere in der Ebene der Eingangsstufe angeordnet ist. Vorteilhaft ist das Abtriebsrad Teil eines Differentials. In addition, it is proposed that the hybrid transmission has at least one output gear designed, in particular, as an output pinion, advantageously as a differential pinion, which is arranged in a common plane with the input stage, in particular in the plane of the input stage. Advantageously, the output gear is part of a differential.
Hierdurch kann vorteilhaft ein sonst freier Bauraum zwischen Differentialritzeln genutzt werden. As a result, an otherwise free space between differential pinions can be used advantageously.
In einer weiteren vorteilhaften Weiterbildung ist der Elektromotor und das In a further advantageous embodiment of the electric motor and the
Anbindungselement an entgegengesetzten axialen Endbereichen des Hybridgetriebes angeordnet. Durch eine derartige Anordnung wird in der Nähe des Anbindungselementes und somit im Falle einer Gesamtantriebsvorrichtung mit einem Verbrennungsmotor Platz in der Nähe des Verbrennungsmotors für eine Anordnung eines Achsgetriebes Attachment arranged at opposite axial end portions of the hybrid transmission. By such an arrangement is in the vicinity of the connecting element and thus in the case of a total drive device with an internal combustion engine space in the vicinity of the internal combustion engine for an arrangement of a transaxle
geschaffen, was insgesamt zu einer vorteilhaften Anordnung des Achsgetriebes in der Fahrzeugmitte führen kann. In einer besonders vorteilhaften Ausgestaltung ist der Elektromotor koaxial zu der Zwischenwelle des Hybridgetriebes angeordnet. Insbesondere sind ein Antriebsrotor des Elektromotors und die Zwischenwelle um eine gemeinsame weitere Rotationsachse drehbar. Vorteilhaft sind die Zwischenwelle und der Antriebsrotor drehfest miteinander verbunden oder bedarfsweise verbindbar. Besonders vorteilhaft ist der Elektromotor dazu vorgesehen, die Zwischenwelle insbesondere bedarfsweise anzutreiben. Hierdurch kann vorteilhaft eine hohe Flexibilität hinsichtlich einer Einbaulage des Elektromotors erzielt werden. created, which can lead to an overall advantageous arrangement of the transaxle in the vehicle center. In a particularly advantageous embodiment, the electric motor is arranged coaxially with the intermediate shaft of the hybrid transmission. In particular, a drive rotor of the electric motor and the intermediate shaft are rotatable about a common further axis of rotation. Advantageously, the intermediate shaft and the drive rotor rotatably connected to each other or, if necessary, connectable. Particularly advantageously, the electric motor is provided to drive the intermediate shaft, if necessary, in particular. As a result, a high degree of flexibility with regard to an installation position of the electric motor can advantageously be achieved.
Ferner umfasst die Erfindung eine Antriebsvorrichtung mit zumindest einem Furthermore, the invention comprises a drive device with at least one
erfindungsgemäßen Hybridgetriebe und mit zumindest einem Verbrennungsmotor, welcher zumindest eine an das Anbindungselement angebundene Ausgangswelle aufweist, insbesondere ist die Ausgangswelle um die Rotationsachse drehbar. Eine erfindungsgemäße Antriebsvorrichtung zeichnet sich insbesondere durch eine hohe Flexibilität hinsichtlich einer Anordnung von Komponenten und/oder eine kompakten Bauweise aus. According to the invention hybrid transmission and with at least one internal combustion engine, which has at least one connected to the connecting element output shaft, in particular, the output shaft is rotatable about the axis of rotation. A drive device according to the invention is characterized in particular by high flexibility with regard to an arrangement of components and / or a compact design.
Weitere Vorteile ergeben sich aus der folgenden Figurenbeschreibung. In den Figuren sind zwei Ausführungsbeispiele der Erfindung dargestellt. Die Figuren, die Further advantages will become apparent from the following description of the figures. In the figures, two embodiments of the invention are shown. The figures, the
Figurenbeschreibung und die Ansprüche enthalten zahlreiche Merkmale in Kombination. Der Fachmann wird die Merkmale zweckmäßigerweise auch einzeln betrachten und zu sinnvollen weiteren Kombinationen zusammenfassen. Description of the figures and the claims contain numerous features in combination. The person skilled in the art will expediently also consider the features individually and combine them into meaningful further combinations.
Dabei zeigen: Showing:
Fig. 1 eine Antriebsvorrichtung mit einem Hybridgetriebe mit einem Teilgetriebe in  Fig. 1 shows a drive device with a hybrid transmission with a partial transmission in
Form eines Doppelkupplungsgetriebes und  Form of a dual-clutch transmission and
Fig. 2 eine weitere Antriebsvorrichtung mit einem alternativen Hybridgetriebe. Fig. 2 shows another drive device with an alternative hybrid transmission.
Die Figur 1 zeigt eine Antriebsvorrichtung 36a mit einem Verbrennungsmotor 18a und einem Hybridgetriebe 10a mit einem Elektromotor 30a. Der Verbrennungsmotor 18a weist eine Ausgangswelle 16a auf. Das Hybridgetriebe 10a weist ein um eine Rotationsachse 12a drehbares Anbindungselement 14a zur Anbindung einer Ausgangswelle des FIG. 1 shows a drive device 36a with an internal combustion engine 18a and a hybrid transmission 10a with an electric motor 30a. The internal combustion engine 18a has an output shaft 16a. The hybrid transmission 10a has a connecting element 14a, which is rotatable about an axis of rotation 12a, for connecting an output shaft of the
Verbrennungsmotors 18a auf. Im vorliegenden Fall ist das Anbindungselement 14a an die Ausgangswelle 16a des Verbrennungsmotors 18a angebunden. Ferner ist im vorliegenden Fall das Anbindungselement 14a einteilig mit der Ausgangswelle 16a des Verbrennungsmotors 18a verbunden. Internal combustion engine 18a on. In the present case, the connection element 14a is connected to the output shaft 16a of the internal combustion engine 18a. Further, in the In this case, the connection element 14a is integrally connected to the output shaft 16a of the internal combustion engine 18a.
Der Elektromotor 30 a ist an einem Ende des Hybridgetriebes 10a angeordnet, der Verbrennungsmotor ist an einem dem Elektromotor 30a gegenüberliegenden Ende angeordnet. Das Anbindungselement 14a und der Elektromotor 30a sind an sich gegenüberliegenden Enden des Hybridgetriebes 10a angeordnet. The electric motor 30 a is disposed at one end of the hybrid transmission 10 a, the internal combustion engine is disposed at an opposite end of the electric motor 30 a. The attachment member 14a and the electric motor 30a are disposed at opposite ends of the hybrid transmission 10a.
Das Hybridgetriebe 10a weist eine Zwischenwelle 26a auf, welche zu der Rotationsachse 12a achsversetzt angeordnet ist und über zumindest eine Eingangsstufe 28a an das Anbindungselement 14a angebunden ist. Die Zwischenwelle 26a ist koaxial zu dem Elektromotor 30a angeordnet. Über die Eingangsstufe 28a ist die Zwischenwelle 26a an die Ausgangswelle 16a des Verbrennungsmotors 18a angebunden. The hybrid transmission 10a has an intermediate shaft 26a, which is arranged offset to the axis of rotation 12a and is connected via at least one input stage 28a to the connection element 14a. The intermediate shaft 26a is disposed coaxially with the electric motor 30a. Via the input stage 28a, the intermediate shaft 26a is connected to the output shaft 16a of the internal combustion engine 18a.
Die Eingangsstufe 28a ist drehrichtungserhaltend ausgebildet. Die Eingangsstufe 28a weist ein Eingangsrad Z32a und ein Ausgangsrad Z36a auf. Das Eingangsrad Z32a und das Ausgangsrad Z36a sind drehrichtungserhaltend verbunden. Im vorliegenden Fall ist das Eingangsrad Z32a über ein Zwischenrad Z34a der Eingangsstufe 28a an das Ausgangsrad Z36a angebunden. Ferner umfasst im vorliegenden Fall die Eingangsstufe 28a genau drei Zahnräder, nämlich das Eingangsrad Z32a, das Zwischenrad Z34a und das Ausgangsrad Z36a. Selbstverständlich ist aber auch eine andere, insbesondere ungerade Anzahl an Zahnrädern denkbar. Das Eingangsrad Z32a, das Zwischenrad Z34a und das Ausgangsrad Z36a sind als Stirnräder ausgebildet. Im vorliegenden Fall weist die Eingangsstufe 28a ein Übersetzungsverhältnis von etwa 1 :1 ,5 auf. Es sind aber auch andere Übersetzungsverhältnisse wie beispielsweise 4:1 , 2:1 , 1 :1 , 1 :2, 1 :4 oder kleinere oder größere oder dazwischenliegende Werte denkbar. Ein Übersetzungsverhältnis einer Eingangsstufe wird ein Fachmann bedarfsweise beispielsweise mittels Wahl eines geeigneten Eingangsrads und/oder Zwischenrads und/oder Ausgangsrads anpassen. The input stage 28a is designed to maintain the direction of rotation. The input stage 28a has an input gear Z32a and an output gear Z36a. The input gear Z32a and the output gear Z36a are connected to receive direction of rotation. In the present case, the input gear Z32a is connected via an intermediate gear Z34a of the input stage 28a to the output gear Z36a. Further, in the present case, the input stage 28a comprises exactly three gears, namely the input gear Z32a, the intermediate gear Z34a and the output gear Z36a. Of course, but also another, especially odd number of gears conceivable. The input gear Z32a, the intermediate gear Z34a and the output gear Z36a are formed as spur gears. In the present case, the input stage 28a has a transmission ratio of about 1: 1.5. But there are also other ratios such as 4: 1, 2: 1, 1: 1, 1: 2, 1: 4 or smaller or larger or intermediate values conceivable. A gear ratio of an input stage will be adapted by a person skilled in the art, for example by means of a suitable input wheel and / or intermediate gear and / or output gear.
Selbstverständlich ist auch denkbar, dass eine Eingangsstufe zumindest ein Hohlrad umfasst, wie insbesondere auch im Ausführungsbeispiel der Figur 2 gezeigt. Of course, it is also conceivable that an input stage comprises at least one ring gear, as shown in particular in the embodiment of Figure 2.
Insbesondere kann eine Eingangsstufe unterschiedliche Zahnräder, beispielsweise eine erst Anzahl Stirnräder und eine zweite Anzahl Hohlräder aufweisen. Außerdem ist für sämtliche in dieser Offenbarung gezeigten und/oder beschriebenen Zahnräder denkbar, diese als Reibräder auszubilden, sofern dies dem Fachmann als sinnvoll erscheint. Das Hybridgetriebe 10a weist ein Teilgetriebe 39a auf. Ein Anteil des Teilgetriebes 39a ist innerhalb eines Antriebsrotors 32a des Elektromotors 30a angeordnet. In particular, an input stage may have different gears, for example a first number of spur gears and a second number of ring gears. In addition, it is conceivable for all of the gears shown and / or described in this disclosure to form these as friction wheels, if this appears appropriate to those skilled in the art. The hybrid transmission 10a has a partial transmission 39a. A portion of the sub-transmission 39a is disposed within a drive rotor 32a of the electric motor 30a.
Im Ausführungsbeispiel der Figur 1 ist das Teilgetriebe 39a ein Doppelkupplungsgetriebe und der innerhalb des Elektromotors 30a angeordnete Anteil ist die Doppelkupplung 20a des Doppelkupplungsgetriebes. Das Teilgetriebe 39a kann jedoch auch eine andere Art von Getriebe aufweisen, so zum Beispiel ein Planetengetriebe. Der innerhalb des In the embodiment of Figure 1, the partial transmission 39a is a dual-clutch transmission and disposed within the electric motor 30a share is the dual clutch 20a of the dual-clutch transmission. However, the partial transmission 39a may also have another type of transmission, such as a planetary gear. The inside of the
Antriebsrotors 32a angeordnete Anteil kann auch eine Planetenradebene eines Drive rotor 32 a arranged portion may also be a planetary gear of a
Planetengetriebes oder eine Stirnradradebene oder eine einfache Kupplung des Planetary gear or a spur wheel plane or a simple coupling of the
Teilgetriebes aufweisen. Have partial transmission.
Das hier dargestellte Teilgetriebe 39a in Form des Doppelkupplungsgetriebes weist neben der Doppelkupplung 20a mehrere Zahnradebenen Z10a, Z20a auf, wobei die Zahnradebenen Z10a, Z20a räumlich zwischen dem Elektromotor 30a und dem The partial transmission shown here 39a in the form of the dual clutch transmission has in addition to the dual clutch 20a a plurality of gear levels Z10a, Z20a, wherein the gear levels Z10a, Z20a spatially between the electric motor 30a and the
Anbindungselement 14a angeordnet und zur Bereitstellung unterschiedlicher Attachment element 14 a arranged and to provide different
Getriebegänge vorgesehen sind. Aus Gründen einer Übersichtlichkeit ist in der Figur 1 ein Vierganggetriebe als einfaches Beispiel gezeigt. Selbstverständlich umfasst die Erfindung aber auch Doppelkupplungsgetriebe mit einer anderen Anzahl an Gängen, wie beispielsweise fünf oder sechs oder sieben oder acht oder neun oder zehn oder auch noch mehr. Außerdem soll auch die konkret gezeigte Anordnung der Zahnradebenen Z10a, Z20a rein exemplarisch verstanden werden. Grundsätzlich ist also jede sinnvolle denkbare Ausgestaltung hinsichtlich Ganganzahl und Radsatz eines Transmission gears are provided. For reasons of clarity, a four-speed transmission is shown as a simple example in FIG. Of course, the invention also includes dual-clutch transmission with a different number of gears, such as five or six or seven or eight or nine or ten or even more. In addition, the concretely shown arrangement of the gear levels Z10a, Z20a should be understood purely by way of example. Basically, therefore, every reasonable conceivable configuration in terms of number of gears and wheelset one
Doppelkupplungsgetriebes denkbar. Double clutch transmission conceivable.
Das Teilgetriebe 39a des Hybridgetriebes 10a weist zwei als Hohlwellen ausgebildete Getriebeeingangswellen 22a, 24a auf, welche jeweils mit einer der Kupplungen K1a, K2a der Doppelkupplung 20a verbunden sind. Die Getriebeeingangswellen 22a, 24a sind jeweils einem Getriebeteil des Doppelkupplungsgetriebes zugeordnet. Die The partial transmission 39a of the hybrid transmission 10a has two transmission input shafts 22a, 24a designed as hollow shafts, which are each connected to one of the clutches K1a, K2a of the double clutch 20a. The transmission input shafts 22a, 24a are each associated with a transmission part of the dual-clutch transmission. The
Getriebeeingangswellen 22a, 24a sind koaxial angeordnet. Ferner weist das Transmission input shafts 22a, 24a are arranged coaxially. Furthermore, the
Hybridgetriebe 10a eine koaxial zu den Getriebeeingangswellen 22a, 24a angeordnete Zwischenwelle 26a auf. Die Zwischenwelle 26a ist drehfest mit einem äußeren Hybrid transmission 10a on a coaxial with the transmission input shafts 22a, 24a arranged intermediate shaft 26a. The intermediate shaft 26a is non-rotatable with an outer
Lamellenträger 34a der Doppelkupplung 20a verbunden. Plate carrier 34a of the double clutch 20a connected.
Das Hybridgetriebe 10a weist ein Abtriebsrad Z38a auf, das in einer gemeinsamen Ebene Z30a mit der Eingangsstufe 28a angeordnet ist. Im vorliegenden Fall ist ein weiteres Abtriebsrad Z39a in der gemeinsamen Ebene Z30a angeordnet. Die Abtriebsräder Z38a, Z39a sind als Differentialritzel ausgebildet. Ferner sind im vorliegenden Fall das Eingangsrad Z32a, das Zwischenrad Z34a und das Ausgangsrad Z36a der Eingangsstufe 28a in der gemeinsamen Ebene Z30a angeordnet. The hybrid transmission 10a has a driven wheel Z38a, which is arranged in a common plane Z30a with the input stage 28a. In the present case, a further output gear Z39a is arranged in the common plane Z30a. The output gears Z38a, Z39a are designed as differential pinions. Furthermore, in the present case, the Input gear Z32a, the intermediate gear Z34a and the output gear Z36a of the input stage 28a arranged in the common plane Z30a.
Der Elektromotor 30a ist achsversetzt zu der Ausgangswelle 16a des The electric motor 30a is off-axis to the output shaft 16a of the
Verbrennungsmotors 18a angeordnet. Ferner ist der Elektromotor 30a koaxial zu der Zwischenwelle 26a des Hybridgetriebes 10a angeordnet. Internal combustion engine 18 a arranged. Further, the electric motor 30a is arranged coaxially with the intermediate shaft 26a of the hybrid transmission 10a.
Der Verbrennungsmotor 18a ist mit einer Centerdistance relativ zu einer nicht The internal combustion engine 18a is not centered with a center distance
dargestellten Differentialachse angeordnet. Ein Achsabstand 40a zwischen der arranged differential axis arranged. A center distance 40a between the
Ausgangswelle 16a und der Zwischenwelle 26a führt zu einer Erhöhung der Output shaft 16a and the intermediate shaft 26a leads to an increase in
Centerdistance im Vergleich zu bekannten Antriebsvorrichtungen. Center distance compared to known drive devices.
Tatsächlich kann bei einem dreidimensionalen Aufbau die Zwischenwelle 26a bezüglich der Rotationsachse 12a im Raum beliebig achsversetzt angeordnet sein. Insbesondere kann auf diese Weise ein Abstand des Elektromotors 30a zu der Differentialachse vergrößert werden. In fact, in the case of a three-dimensional structure, the intermediate shaft 26a can be arranged in any desired space with respect to the axis of rotation 12a in space. In particular, a distance of the electric motor 30a to the differential axis can be increased in this way.
Der Elektromotor 30a weist den Antriebsrotor 32a auf, der drehfest mit dem äußeren Lamellenträger 34a der Doppelkupplung 20a verbunden oder verbindbar ist. Im vorliegenden Fall ist der Antriebsrotor 32a permanent drehfest mit dem äußeren The electric motor 30a has the drive rotor 32a, which is non-rotatably connected or connectable to the outer plate carrier 34a of the double clutch 20a. In the present case, the drive rotor 32a is permanently non-rotatable with the outer
Lamelienträger 34a verbunden. Es kann somit ein Antrieb mittels des Lamella carrier 34a connected. It can thus be a drive by means of
Verbrennungsmotors 18a und des achsversetzt dazu angeordneten Elektromotors 30a über dasselbe Getriebe erfolgen. Internal combustion engine 18a and the off-axis arranged electric motor 30a done via the same transmission.
Selbstverständlich ist auch denkbar, eine erfindungsgemäße Eingangsstufe in einer Antriebsvorrichtung einzusetzen, die eine andere Anzahl an Motoren aufweist, wie beispielsweise lediglich einen Verbrennungsmotor oder beispielsweise mehrere Of course, it is also conceivable to use an input stage according to the invention in a drive device which has a different number of motors, such as, for example, only one internal combustion engine or, for example, several
Elektromotoren. Außerdem ist denkbar, einen Elektromotor auf andere Weise an eine Zwischenwelle eines Hybridgetriebes anzubinden, beispielsweise über eine weitere Eingangsstufe des Hybridgetriebes, welche eine Ausgangswelle des Elektromotors an die Zwischenwelle anbindet. Electric motors. In addition, it is conceivable to connect an electric motor in another way to an intermediate shaft of a hybrid transmission, for example via a further input stage of the hybrid transmission, which connects an output shaft of the electric motor to the intermediate shaft.
In der Figur 2 ist ein weiteres Ausführungsbeispiel der Erfindung gezeigt. Die FIG. 2 shows a further exemplary embodiment of the invention. The
nachfolgende Beschreibung beschränkt sich im Wesentlichen auf die Unterschiede zwischen den Ausführungsbeispielen, wobei bezüglich gleich bleibender Bauteile, Merkmale und Funktionen auf die Beschreibung des Ausführungsbeispiels der Figur 1 verwiesen werden kann. Zur Unterscheidung der Ausführungsbeispiele ist der Buchstabe a in den Bezugszeichen des Ausführungsbeispiels in der Figur 1 durch den Buchstaben b in den Bezugszeichen des Ausführungsbeispiels der Figur 2 ersetzt. Bezüglich gleich bezeichneter Bauteile, insbesondere in Bezug auf Bauteile mit gleichen Bezugszeichen, kann grundsätzlich auch auf die Zeichnungen und/oder die Beschreibung des The following description is essentially limited to the differences between the exemplary embodiments, it being possible to refer to the description of the exemplary embodiment of FIG. 1 with regard to components, features and functions that remain the same. To distinguish the embodiments, the letter a in the reference numerals of the embodiment in Figure 1 replaced by the letter b in the reference numerals of the embodiment of Figure 2. With regard to like-named components, in particular with regard to components with the same reference numerals, can in principle also to the drawings and / or the description of the
Ausführungsbeispiels der Figur 1 verwiesen werden. Embodiment of Figure 1 are referenced.
Die Figur 2 zeigt eine Antriebsvorrichtung 36b mit einem Verbrennungsmotor 18b, einem Elektromotor 30b und einem Hybridgetriebe 10b. Der Verbrennungsmotor 18b weist eine Ausgangswelle 16b auf. Das Hybridgetriebe 10b weist ein um eine Rotationsachse 12b drehbares Anbindungselement 14b zur Anbindung der Ausgangswelle 16b des FIG. 2 shows a drive device 36b with an internal combustion engine 18b, an electric motor 30b and a hybrid transmission 10b. The engine 18b has an output shaft 16b. The hybrid transmission 10b has a connection element 14b, which is rotatable about an axis of rotation 12b, for connecting the output shaft 16b of FIG
Verbrennungsmotors 18b auf. Im vorliegenden Fall ist das Anbindungselement 14b an die Ausgangswelle 16b des Verbrennungsmotors 18b angebunden. Ferner ist im Internal combustion engine 18b. In the present case, the connection element 14b is connected to the output shaft 16b of the internal combustion engine 18b. Further, in the
vorliegenden Fall das Anbindungselement 14b einteilig mit der Ausgangswelle 16b des Verbrennungsmotors 18b ausgeführt. Das Hybridgetriebe 10b weist ein Teilgetriebe 39b mit einer Doppelkupplung 20b sowie mehreren Zahnradebenen Z10b, Z20b auf, die räumlich zwischen der Doppelkupplung 20b und dem Anbindungselement 14b In this case, the connecting element 14b is made in one piece with the output shaft 16b of the internal combustion engine 18b. The hybrid transmission 10b has a partial transmission 39b with a double clutch 20b and a plurality of gear levels Z10b, Z20b, which are spatially between the dual clutch 20b and the connection element 14b
angeordnet und zur Bereitstellung unterschiedlicher Getriebegänge vorgesehen sind. Aus Gründen einer Übersichtlichkeit ist in der Figur 2 ein Vierganggetriebe als einfaches Beispiel gezeigt. Selbstverständlich umfasst die Erfindung aber auch Hybridgetriebe mit einer anderen Anzahl an Gängen, wie beispielsweise fünf oder sechs oder sieben oder acht oder neun oder zehn oder auch noch mehr. Außerdem soll auch die konkret gezeigte Anordnung der Zahnradebenen Z10b, Z20b rein exemplarisch verstanden werden. arranged and provided to provide different gears. For reasons of clarity, a four-speed transmission is shown as a simple example in FIG. Of course, the invention also includes hybrid transmission with a different number of gears, such as five or six or seven or eight or nine or ten or even more. In addition, the concretely shown arrangement of the gear levels Z10b, Z20b should be understood purely by way of example.
Das als Doppelkupplungsgetriebe ausgeführte Teilgetriebe 39b weist zwei als Hohlwellen ausgebildete Getriebeeingangswellen 22b, 24b auf, welche jeweils mit einer der The partial transmission 39b designed as a double-clutch transmission has two transmission input shafts 22b, 24b in the form of hollow shafts, which each have one of the
Kupplungen K1b, K2b der Doppelkupplung 20b verbunden sind. Die Couplings K1b, K2b of the double clutch 20b are connected. The
Getriebeeingangswellen 22b, 24b sind jeweils einem Getriebeteil des Transmission input shafts 22b, 24b are each a transmission part of the
Doppelkupplungsgetriebes zugeordnet. Die Getriebeeingangswellen 22b, 24b sind koaxial angeordnet. Ferner weist das Hybridgetriebe 10b eine koaxial zu den Dual clutch transmission assigned. The transmission input shafts 22b, 24b are arranged coaxially. Further, the hybrid transmission 10b has a coaxial with the
Getriebeeingangswellen 22b, 24b angeordnete Zwischenwelle 26b auf. Die Transmission input shafts 22b, 24b arranged intermediate shaft 26b. The
Zwischenwelle 26b ist drehfest mit einem äußeren Lamellenträger 34b der Intermediate shaft 26b is rotatably connected to an outer plate carrier 34b of
Doppelkupplung 20b verbunden. Double clutch 20b connected.
Die Zwischenwelle 26b ist zu der Rotationsachse 12b achsversetzt angeordnet und über zumindest eine Eingangsstufe 28b an das Anbindungselement 14b angebunden. Über die Eingangsstufe 28b ist die Zwischenwelle 26b an die Ausgangswelle 16b des The intermediate shaft 26b is arranged offset in the axial direction with respect to the axis of rotation 12b and is connected to the connecting element 14b via at least one input stage 28b. About the Input stage 28b is the intermediate shaft 26b to the output shaft 16b of the
Verbrennungsmotors angebunden. Internal combustion engine connected.
Die Eingangsstufe 28b umfasst ein als Hohlrad ausgebildetes Eingangsrad Z32b und ein an das Eingangsrad Z32b angebundenes Ausgangsrad Z36b auf. Das Eingangsrad Z32b und das Ausgangsrad Z36b sind in einer gemeinsamen Ebene Z30b angeordnet. Das Ausgangsrad Z36b ist innerhalb des Eingangsrads Z32b angeordnet. Im vorliegenden Fall weist die Eingangsstufe 28b ein Übersetzungsverhältnis von etwa 1 :4 auf. The input stage 28b comprises an input wheel Z32b configured as a ring gear and an output gear Z36b connected to the input gear Z32b. The input gear Z32b and the output gear Z36b are arranged in a common plane Z30b. The output gear Z36b is disposed inside the input gear Z32b. In the present case, the input stage 28b has a transmission ratio of about 1: 4.
Es ist beispielsweise auch denkbar, dass eine Eingangsstufe ein als Stirnrad It is also conceivable, for example, for an input stage to be a spur gear
ausgebildetes Eingangsrad, ein damit verbundenes als Stirnrad ausgebildetes trained input gear, a connected thereto designed as a spur gear
Zwischenrad beziehungsweise mehrere derartige Zwischenräder, ein damit verbundenes als Hohlrad ausgebildetes weiteres Zwischenrad sowie ein damit verbundenes Intermediate or more such intermediate wheels, an associated with it as a ring gear further intermediate and an associated therewith
Ausgangsrad aufweist. Ebenso ist denkbar, dass ein Zwischenrad oder mehrere Output wheel has. It is also conceivable that an intermediate or more
Zwischenräder einem als Hohlrad ausgebildeten Eingangsrad und/oder Zwischenrad nachgeschaltet sind. Intermediate gears are arranged downstream of a trained as a ring gear input gear and / or intermediate.
Bezugszeichenliste LIST OF REFERENCE NUMBERS
10 Hybridgetriebe10 hybrid transmissions
12 Rotationsachse12 rotation axis
14 Anbindungselement14 connection element
16 Ausgangswelle16 output shaft
18 Verbrennungsmotor18 internal combustion engine
20 Doppelkupplung20 double clutch
22 Getriebeeingangswelle22 transmission input shaft
24 Getriebeeingangswelle24 transmission input shaft
26 Zwischenwelle26 intermediate shaft
28 Eingangsstufe28 input level
30 Elektromotor 30 electric motor
32 Antriebsrotor  32 drive rotor
34 ! amellenträger 34! amelle carrier
36 Antriebsvorrichtung36 drive device
39 Teilgetriebe 39 partial transmissions
40 Achsabstand  40 center distance
Z10 Zahnradebene Z10 gear level
Z20 ZahnradebeneZ20 gear level
Z30 Ebene Z30 level
Z32 Eingangsrad  Z32 input wheel
Z34 Zwischenrad  Z34 intermediate wheel
Z36 Ausgangsrad  Z36 output wheel
Z38 Abtriebsrad  Z38 output gear
Z39 Abtriebsrad  Z39 output gear

Claims

Patentansprüche claims
1. Hybridgetriebe (10a; 10b) mit zumindest einem um eine Rotationsachse (12a; 12b) drehbaren Anbindungselement (14a; 14b) zur Anbindung einer Ausgangswelle (16a; 16b) eines Verbrennungsmotors (18a; 18b), mit zumindest einem A hybrid transmission (10a, 10b) having at least one connecting element (14a, 14b) rotatable about an axis of rotation (12a, 12b) for connecting an output shaft (16a, 16b) of an internal combustion engine (18a, 18b) to at least one
Elektromotor (30a; 30b), mit einem Teilgetriebe (39a, 39b), das zur Bereitstellung unterschiedlicher Getriebegänge vorgesehen ist, sowie einer koaxial zu dem Elektromotor (30a; 30b) angeordneten Zwischenwelle (26a; 26b),  Electric motor (30a, 30b), having a partial transmission (39a, 39b), which is provided to provide different transmission gears, and a coaxial with the electric motor (30a, 30b) arranged intermediate shaft (26a, 26b),
wobei die Zwischenweile (26a; 26b) zu der Rotationsachse (12a; 12b) des  the intermediate shaft (26a, 26b) being connected to the axis of rotation (12a, 12b) of the
Anbindungselements (14a; 14b) achsversetzt angeordnet und über zumindest eine Eingangsstufe (28a; 28b) an das Anbindungselement (14a; 14b) angebunden ist, dadurch gekennzeichnet, dass  The connection element (14a, 14b) is arranged offset in the axial direction and is connected to the connection element (14a, 14b) via at least one input step (28a, 28b), characterized in that
das Teilgetriebe (39a, 39b) ein Doppelkupplungsgetriebe umfasst und ein  the partial transmission (39a, 39b) comprises a dual-clutch transmission and a
Antriebsrotor (32a; 32b) des Elektromotors (30a; 30b) drehfest mit einem äußeren Lamellenträger (34a; 34b) einer Doppelkupplung (20a; 20b) des Teilgetriebes (39a, 39b) verbunden oder verbindbar ist,  Drive rotor (32a; 32b) of the electric motor (30a; 30b) rotatably connected to an outer plate carrier (34a; 34b) of a double clutch (20a; 20b) of the sub-transmission (39a, 39b) is connected or connectable,
und dass das Teilgetriebe (39a, 39b) zwei als Hohlwellen ausgebildete  and that the partial transmission (39a, 39b) designed as two hollow shafts
Getriebeeingangswellen (22a, 24a, 22b, 24b) umfasst, die koaxial zu der  Transmission input shafts (22a, 24a, 22b, 24b), which is coaxial with the
Zwischenwelle (26a, 26b) angeordnet sind.  Intermediate shaft (26a, 26b) are arranged.
2. Hybridgetriebe (10a; 10b) nach Anspruch 1 , 2. hybrid transmission (10a, 10b) according to claim 1,
dadurch gekennzeichnet, dass  characterized in that
die Eingangsstufe (28a; 28b) drehrichtungserhaltend ausgebildet ist.  the input stage (28a, 28b) is designed to maintain the direction of rotation.
3. Hybridgetriebe (10a; 10b) nach Anspruch 1 oder 2, 3. hybrid transmission (10a, 10b) according to claim 1 or 2,
dadurch gekennzeichnet, dass  characterized in that
die Eingangsstufe (28a; 28b) eine Übersetzungsstufe ist. the input stage (28a; 28b) is a translation stage.
4. Hybridgetriebe ( 0a) nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass 4. Hybrid transmission (0a) according to one of the preceding claims, characterized in that
die Eingangsstufe (28a) zumindest ein Eingangsrad (Z32a), zumindest ein  the input stage (28a) at least one input gear (Z32a), at least one
Zwischenrad (Z34a) und zumindest ein Ausgangsrad (Z36a) umfasst.  Intermediate (Z34a) and at least one output gear (Z36a) comprises.
5. Hybridgetriebe (10b) nach einem der vorhergehenden Ansprüche, 5. Hybrid transmission (10b) according to one of the preceding claims,
dadurch gekennzeichnet, dass  characterized in that
die Eingangsstufe (28b) zumindest ein Hohlrad (Z32b) umfasst.  the input stage (28b) comprises at least one ring gear (Z32b).
6. Hybridgetriebe (10a; 10b) nach einem der vorhergehenden Ansprüche, 6. hybrid transmission (10a, 10b) according to one of the preceding claims,
gekennzeichnet durch  marked by
zumindest ein Abtriebsrad (Z38a, Z39a; Z38b, Z39b), das in einer gemeinsamen Ebene (Z30a; Z30b) mit der Eingangsstufe (28a; 28b) angeordnet ist.  at least one output gear (Z38a, Z39a, Z38b, Z39b) arranged in a common plane (Z30a; Z30b) with the input stage (28a; 28b).
7. Hybridgetriebe (10a; 10b) nach einem der vorhergehenden Ansprüche, 7. Hybrid transmission (10a, 10b) according to one of the preceding claims,
dadurch gekennzeichnet, dass  characterized in that
der Elektromotor (30a; 30b) und das Anbindungselement (14a; 14b) an  the electric motor (30a; 30b) and the connecting element (14a; 14b)
entgegengesetzten axialen Endbereichen angeordnet sind.  are arranged opposite axial end portions.
8. Hybridgetriebe (10a; 10b) nach einem der vorhergehenden Ansprüche, 8. hybrid transmission (10a, 10b) according to one of the preceding claims,
dadurch gekennzeichnet, dass  characterized in that
der Elektromotor (30a; 30b) koaxial zu der Zwischenwelle (26a; 26b) angeordnet ist.  the electric motor (30a; 30b) is arranged coaxially with the intermediate shaft (26a; 26b).
9. Antriebsvorrichtung mit zumindest einem Hybridgetriebe (10a; 0b) nach einem der vorhergehenden Ansprüche und mit zumindest einem Verbrennungsmotor (18a; 18b), welcher eine an das Anbindungselement (14a; 14b) angebundene und koaxial zu diesem angeordnete Ausgangswelle (16a; 16b) aufweist. 9. Drive device having at least one hybrid transmission (10a, 0b) according to one of the preceding claims and having at least one internal combustion engine (18a, 18b) which has an output shaft (16a, 16b) connected to the connecting element (14a, 14b) and arranged coaxially therewith. having.
PCT/EP2017/001046 2016-10-27 2017-09-04 Hybrid transmission and drive device WO2018077456A1 (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4027901A1 (en) * 1989-09-04 1991-03-14 Mazda Motor ALL-WHEEL DRIVE MOTOR VEHICLE OF THE TYPE WITH CROSS-MOUNTED ENGINE
DE69306226T2 (en) * 1992-10-30 1997-05-28 Renault Transverse power transmission arrangement with axial offset
DE10209514A1 (en) 2001-03-30 2002-10-10 Luk Lamellen & Kupplungsbau Drive train has combustion engine, electrical machine(s) connected to engine with generator and motor functions, gearbox(es) with several ratios for selection depending on operating situation
JP2005329813A (en) * 2004-05-20 2005-12-02 Hino Motors Ltd Hybrid vehicle mounting dual clutch type transmission
EP2492126A1 (en) * 2011-02-25 2012-08-29 Honda Motor Co., Ltd. Hybrid vehicle driving device
DE102011077590A1 (en) * 2011-06-16 2012-12-20 Bayerische Motoren Werke Aktiengesellschaft Vehicle, particularly hybrid vehicle, has internal combustion engine attached in vehicle longitudinal direction, where internal combustion engine drives gear, and electric machine is arranged in area of rear axle of vehicle
DE102013206176A1 (en) * 2013-04-09 2014-10-09 Magna Powertrain Ag & Co. Kg vehicle drive
EP2444266B1 (en) 2009-06-17 2016-05-25 Shanghai E-propulsion Auto Technology Co., Ltd. Hybrid driving system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007039980A1 (en) * 2007-08-23 2009-02-26 Volkswagen Ag Dual clutch transmission for drive train of motor vehicle, has electric machine with rotor and stator, particularly electric motor and momentum start clutch
DE102008047288A1 (en) * 2008-09-16 2010-04-15 Dr.Ing.H.C.F.Porsche Aktiengesellschaft Hybrid drive for a vehicle
DE102014215092A1 (en) * 2014-07-31 2016-02-04 Volkswagen Aktiengesellschaft Gear arrangement for a hybrid motor vehicle

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4027901A1 (en) * 1989-09-04 1991-03-14 Mazda Motor ALL-WHEEL DRIVE MOTOR VEHICLE OF THE TYPE WITH CROSS-MOUNTED ENGINE
DE69306226T2 (en) * 1992-10-30 1997-05-28 Renault Transverse power transmission arrangement with axial offset
DE10209514A1 (en) 2001-03-30 2002-10-10 Luk Lamellen & Kupplungsbau Drive train has combustion engine, electrical machine(s) connected to engine with generator and motor functions, gearbox(es) with several ratios for selection depending on operating situation
JP2005329813A (en) * 2004-05-20 2005-12-02 Hino Motors Ltd Hybrid vehicle mounting dual clutch type transmission
EP2444266B1 (en) 2009-06-17 2016-05-25 Shanghai E-propulsion Auto Technology Co., Ltd. Hybrid driving system
EP2492126A1 (en) * 2011-02-25 2012-08-29 Honda Motor Co., Ltd. Hybrid vehicle driving device
DE102011077590A1 (en) * 2011-06-16 2012-12-20 Bayerische Motoren Werke Aktiengesellschaft Vehicle, particularly hybrid vehicle, has internal combustion engine attached in vehicle longitudinal direction, where internal combustion engine drives gear, and electric machine is arranged in area of rear axle of vehicle
DE102013206176A1 (en) * 2013-04-09 2014-10-09 Magna Powertrain Ag & Co. Kg vehicle drive

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