CN105485309A - Torque transmission device and transmission system having the same for automobile - Google Patents

Torque transmission device and transmission system having the same for automobile Download PDF

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Publication number
CN105485309A
CN105485309A CN201510600768.7A CN201510600768A CN105485309A CN 105485309 A CN105485309 A CN 105485309A CN 201510600768 A CN201510600768 A CN 201510600768A CN 105485309 A CN105485309 A CN 105485309A
Authority
CN
China
Prior art keywords
radial
carry
engaging
outlet side
rotor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201510600768.7A
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Chinese (zh)
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CN105485309B (en
Inventor
D·梅耶尔
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BorgWarner Inc
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BorgWarner Inc
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Publication date
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Publication of CN105485309A publication Critical patent/CN105485309A/en
Application granted granted Critical
Publication of CN105485309B publication Critical patent/CN105485309B/en
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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D25/00—Fluid-actuated clutches
    • F16D25/06—Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch
    • F16D25/062—Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch the clutch having friction surfaces
    • F16D25/063—Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch the clutch having friction surfaces with clutch members exclusively moving axially
    • F16D25/0635—Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch the clutch having friction surfaces with clutch members exclusively moving axially with flat friction surfaces, e.g. discs
    • F16D25/0638—Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch the clutch having friction surfaces with clutch members exclusively moving axially with flat friction surfaces, e.g. discs with more than two discs, e.g. multiple lamellae
    • 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
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • 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
    • B60K6/38—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 driveline clutches
    • B60K6/387—Actuated clutches, i.e. clutches engaged or disengaged by electric, hydraulic or mechanical actuating means
    • 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
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D25/00—Fluid-actuated clutches
    • F16D25/10—Clutch systems with a plurality of fluid-actuated clutches
    • 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
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/029—Gearboxes; Mounting gearing therein characterised by means for sealing the gearboxes, e.g. to improve airtightness
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D21/00—Systems comprising a plurality of actuated clutches
    • F16D21/02—Systems comprising a plurality of actuated clutches for interconnecting three or more shafts or other transmission members in different ways
    • F16D21/06—Systems comprising a plurality of actuated clutches for interconnecting three or more shafts or other transmission members in different ways at least two driving shafts or two driven shafts being concentric
    • F16D2021/0661—Hydraulically actuated multiple lamellae clutches
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2300/00—Special features for couplings or clutches
    • F16D2300/26—Cover or bell housings; Details or arrangements thereof
    • 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
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H2057/02039—Gearboxes for particular applications
    • F16H2057/02043—Gearboxes for particular applications for vehicle transmissions
    • 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

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
  • Hybrid Electric Vehicles (AREA)
  • Arrangement Of Transmissions (AREA)

Abstract

The invention relates to a torque transmission device. The torque transmission device has an input side, an output side and a clutch device for selectively torque transmission between the input side and the output side and the motor; the motor has a rotor capable of rotating relative to the stator; the rotor is rotatably fastened on the output side and can radially support or be supported; the output side can be supported on the portion of the housing through at least one radial bearing, and at least supply channel is arranged in the housing portion; the first supply channel is in circulation connection with the second supply channel in the output side through the rotation channel; the second supply channel is used for supplying coolant or lubricant or/and hydraulic fluid to the clutch device; the housing portion isolates the wet chamber and the dry chamber; the clutch device is arranged inside the wet chamber; and the rotor and the stator are arranged in the dry chamber. Besides, the invention also relates to the transmission system having the torque transmission device of this kind.

Description

The power train for motor vehicle of torque transmitting device and the torque transmitting device with this type of
The present invention relates to a kind of torque transmitting device, this torque transmitting device has an input side, outlet side, one at this input side with carry out the engaging and disengaging gear that optionally moment of torsion transmits between this outlet side and an electrically powered machine, this electrically powered machine has relative to a rotatable rotor of stator, this rotor is anti-rotationally fastened on this outlet side place and can supports diametrically or be supported, and wherein this outlet side can support or be supported on a housing section office by least one radial bearing.The invention still further relates to a kind of power train for motor vehicle, this power train has this type of a torque transmitting device between a gear unit and a speed changer.
In the power train of conventional automotive vehicle, the speed changer of gear unit (mostly being an explosive motor) and motor vehicle is in rotation synchronized links, and this connection is under the intermediary of a torsion vibration absorber and an engaging and disengaging gear in due course.On the contrary, in the power train of motor vehicle (therefore these motor vehicle can optionally be driven by this gear unit or an electrically powered machine) being formed as motor vehicle driven by mixed power, an extra cut-off clutch also must be set except electrically powered machine self for being separated with speed changer by gear unit.Verified in manufacturing process, it is that height expends that the cut-off clutch extra by this and this electrically powered machine access this power train.In addition, these two parts are linked in power train cause higher structure space requirement.Also must guarantee the rotor reliably supporting this electrically powered machine.
In this context, DE102012002290A1 proposes a kind of torque transmitting device, this torque transmitting device is formed as module, wherein this module should be inserted in the power train that maybe can be enclosed between this gear unit and this speed changer as the unit of assembling, can realize the simple manufacture of space-saving structure and the power train to the simple access in this power train and these motor vehicle.In the torque transmitting device that this is known, be provided with a housing, this housing is assembled into by the first housing parts of a pot shape and the second housing parts of a lid.Be formed with one in this enclosure interior and receive space for the electrically powered machine receiving this cut-off clutch and be somebody's turn to do together with stators and rotators.The input side of this torque transmitting device is supported on this first housing section office by first radial bearing, and this outlet side is supported on this second housing section office by second radial bearing.In the first housing parts of this pot of shape, be also formed with feeding passage, these are sent into passages and are in circulate in this input side with multiple service duct by a rotational path and are connected.This cut-off clutch sends into passage by these in this input side and service duct supplies to be applied to the hydraulically operated hydraulic oil of this cut-off clutch and the cold oil for cooling.At this, separates walls that this reception space is separated by, that be formed as metal sheet portions is divided into a moist chamber (this cut-off clutch is arranged in this moist chamber) and a dry room (this electrically powered machine is arranged in this dry room together with stators and rotators) in this enclosure interior.
From the torque transmitting device that this is known, the present invention based on object be, propose a kind of torque transmitting device, this torque transmitting device has compact and joint space-efficient structure, can realize simple produce and installing or/and guarantee reliably to support this rotor.The present invention based on object be also, propose a kind of power train for motor vehicle, this power train has this type of favourable torque transmitting device, especially has very little structure spatial requirement.
This object is realized by the feature provided in claim 1 or 12.Multiple favourable mode of execution of the present invention is the target of each dependent claims.
Torque transmitting device of the present invention has an input side, such as with an attachable input wheel hub of gear unit, and an outlet side, a such as output hub, the parts in this output hub and a downstream in power train, such as second engaging and disengaging gear or a speed changer are attachable.In addition this torque transmitting device has an engaging and disengaging gear for optionally moment of torsion transmission between this input side and this outlet side.This engaging and disengaging gear is preferably a kind of chip engaging and disengaging gear, is particularly preferably formed as simple clutch.Meanwhile, when mentioning an engaging and disengaging gear in this article, this engaging and disengaging gear also can be called as cut-off clutch or starting clutch, and by means of this cut-off clutch or starting clutch, this input side and this outlet side optionally can be connected or separable.In addition this torque transmitting device has an electrically powered machine, and wherein this electrically powered machine has a stator and a rotor rotatable relative to this stator.The stators and rotators of electrically powered machine to be implemented preferably as follows at this, that is: the rotor rotated relative to this stator produces an electric current (generator mode) in this stator, and excite (Bestromung) of stator causes this rotor for the relative rotation (engine mode) of this stator.This rotor rotatable relative to this stator is anti-rotationally fastened on the outlet side place of this torque transmitting device and can supports or be supported on this outlet side place diametrically.This outlet side can support or be supported on a housing section office by least one radial bearing, and wherein this at least one radial bearing is preferably a rolling bearing.In this housing parts, namely such as in the wall of this housing parts, be provided with at least one first service duct.This first service duct is connected being in flow in this outlet side with second service duct by a rotational path, and this second service duct is used for this first engaging and disengaging gear supply coolant or oiling agent or/and hydraulic fluid.Thus engaging and disengaging gear used in the present invention can be such as a wet type or/and the engaging and disengaging gear of hydraulically operable, wherein can consider that such as oil is for freezing mixture or oiling agent are or/and hydraulic fluid.By this, a moist chamber (this engaging and disengaging gear is arranged in this moist chamber) and a dry room (this rotor arrangement is in this dry room) separate this housing parts by least one first service duct.At this preferably, this rotor and (at least in part) this stator are arranged in this dry room.As according to the known torque transmitting device of DE102012022290A1, the arrangement in this dry room of this rotor and in due course this stator is also worked when separating with the moist chamber receiving this engaging and disengaging gear, make a kind of acting in conjunction do not affected by freezing mixture or oiling agent between stator and rotor become possibility, and this engaging and disengaging gear is cooled in an advantageous manner or lubrication.But with this known solution unlike, this extra separates walls is eliminated between the moist chamber and the dry room of this rotor of this engaging and disengaging gear, particularly this function is born by this housing parts, is on the one hand provided with at least one first service duct and the outlet side of this torque transmitting device can be supported by this at least one radial bearing or be supported on the other hand in this housing parts.Thus achieve constructing with joint space-efficient of the simplification of this torque transmitting device.
In order to use the housing parts with this at least one the first service duct to propose a kind of torque transmitting device compact with regard to the structure length of axis while separating this moist chamber and this dry room, this housing parts when the dry room of this moist chamber and this at least in part radial nested be arranged between this moist chamber and this dry room.At this preferably, this dry room at least in part, namely such as in an axial direction part, surround this moist chamber at radially outer.Like this, this housing parts such as can be heaved or give prominence in an inner radial region on the direction of this dry room, nested with the radial direction realizing the dry room of this moist chamber and this.In this embodiment further preferably, at least part of, such as this stator of this electrically powered machine or this electrically powered machine is or/and this rotor is arranged in this dry room as follows, make this electrically powered machine, this stator or/and at least one constituent element radial direction of this rotor and this engaging and disengaging gear nestedly arranges, effectively to use this dry indoor space when realizing the structure length of a very little axis.
In principle, this housing parts can be any housing parts.But being proved to be advantageously at manufacture view, this housing parts is formed as the housing lid of a housing, as being also like this at another of torque transmitting device according to the present invention preferred embodiment.This housing preferably should close the opening of an end side of this housing at this.This housing parts being formed as housing lid is preferably formed to removable at this, manufacture to simplify further and especially make the quick mounting of this torque transmitting device and dismounting become possibility.This housing is preferably the device housing of this case of transmission or a power train.
In one of torque transmitting device according to the present invention favourable mode of execution, this moist chamber and this dry room directly separate by this housing parts.In other words, this housing parts is formed as follows, makes this moist chamber and this dry room directly adjoin this housing parts at least several sections of this housing parts.In this way, between this moist chamber and this dry room, eliminate extra separates walls, to realize the structure length of a kind of structure compact especially, particularly a very little axis.
In a particularly advantageous mode of execution of torque transmitting device according to the present invention, this outlet side can support or be supported on this housing section office by two radial bearings.Consequently, this rotor specially being supported on this outlet side place diametrically reliably can support or be supported on this housing section office by this outlet side and these two radial bearings, wherein especially ensure that the Anti-inclining of this rotor relative to the raising of this stator.Due to the support reliability of the raising of this rotor, this gap formed between this rotor and this stator also keeps constant to a great extent at this torque transmitting device run duration, makes the impregnable operation that may realize this electrically powered machine.In this embodiment preferably, this radial bearing mentioned by two is spaced apart from each other, in the axial direction to strengthen mentioned advantage further.
In another favourable mode of execution of torque transmitting device according to the present invention, these two radial bearings for supporting this outlet side in this housing section office are spaced apart from each other as follows, and this rotational path is arranged between these two radial bearings in the axial direction.Show, under one of this rotational path this type of arrangement, also can realize a rotational path gap remained unchanged to a great extent at run duration, make thus can avoid leakage loss (Leckageverluste) on the one hand in this rotational path region and the wearing and tearing that improve can be avoided on the other hand.
In order to simplify and implement more neatly to install (wherein also should simplify the manufacture of these constituent elements), torque transmitting device according to the present invention another preferred embodiment in, this outlet side is formed as at least two-piece type.Therefore this outlet side is attached troops to a unit in the first carry-out part of this rotor and second carry-out part being anti-rotationally fastened on this first carry-out part by one at least in two style and is assembled into.Thus in this embodiment, this rotor indirectly or is directly anti-rotationally fastened on this first carry-out part place of this outlet side and can supports diametrically or be supported.On the contrary, this second carry-out part of attaching troops to a unit in this engaging and disengaging gear of this outlet side is preferably formed to the output hub of this engaging and disengaging gear.This first outlet side can carry out at this by any way in this second carry-out part place anti-rotational fastening, namely such as coordinated by power, form fit is or/and the mode of material fit is carried out, but it is advantageously verified, this first carry-out part is releasably fastened on this second carry-out part place, and the link being wherein formed as grafting teeth portion at this between this first and second carry-out part is proved to be favourable.
In principle, this outlet side be assembled into by this first and second carry-out part can support or be supported on this housing section office by this first or second carry-out part and this at least one radial bearing.But torque transmitting device according to the present invention another preferred embodiment in, this first carry-out part (this rotor is anti-rotationally fastened on this first carry-out part place and can supports diametrically or be supported) by this at least one radial bearing, can support or be supported on this housing section office preferably by these two radial bearings, with guarantee this rotor support especially reliably and thus this rotor relative to the stable arrangement of the stator of this electrically powered machine.
According to another favourable mode of execution of torque transmitting device of the present invention, this rotational path is arranged between this first carry-out part of this housing parts and this outlet side formed in two style.
In order to realize make compact especially with regard to this axial structure length and simple, anti-rotational fastening between this first carry-out part and this second carry-out part, torque transmitting device according to the present invention another preferred embodiment in, this first carry-out part and this second carry-out part radial direction nestedly arrange.
According to another favourable mode of execution of torque transmitting device of the present invention, this second service duct in this outlet side is formed with this first passage section that be connected, in this second carry-out part second channel section that circulates with one by a first passage section in this first carry-out part.Its advantage is, these channel section of this second service duct can be produced independently of one another in these carry-out parts, wherein these channel section in axis or/and radial direction can have relatively simple shape, namely such as around groove or hole, as being also preferably like this further.In addition in this embodiment preferably, sealed by least one Sealing in this first passage section and this second channel section transition region between this first passage section and this second channel section.Therefore be especially preferredly, make the second service duct of this correspondence in this outlet side seal by first Sealing in an axial direction on the one hand and seal by second Sealing in opposite axial directions on the other hand, wherein these Sealings are preferably seal ring.
In a particularly preferred mode of execution of torque transmitting device according to the present invention, this first carry-out part preferably with a rotor field spider or/and form first module together with this rotor, this first module is transferable as the unit of assembling or in being transferred to relative to this housing parts a nominal position, to simplify installation and removal.Thus, the unit of an assembling is at this and can be regarded as hereinafter, and the constituent element mentioned by these is arranged in the unit of this assembling each other anti-looseningly.
Substituting or supplementing as above-mentioned mode of execution, in another particularly preferred mode of execution of torque transmitting device according to the present invention, this second carry-out part preferably also forms second module together with this engaging and disengaging gear and this input side, in due course together with a torsional vibration damper between this input side and a clutch input side of this engaging and disengaging gear, this second module is transferable or be transferred to relative to a nominal position of this housing parts, to simplify the installation and removal of this torque transmitting device as the unit of assembling.
If be provided with this first module aforementioned and this second module aforementioned, then in another particularly advantageous mode of execution of torque transmitting device according to the present invention, this first module in an axial direction and this second module is transferable or in being transferred to relative to this housing parts this corresponding nominal position in opposite axial directions.Reasonably, this first module can thus in this this nominal position axially transferred to relative to this housing parts, and this other module can, in this contrary this nominal position axially transferred to relative to this housing parts, make the manufacture of this torque transmitting device and this power train and installation be simplified thus.At this preferably, by this module to the anti-rotational connection automatically realizing the module other with this relative to the transfer in the nominal position of this housing parts, this other module has been transferred in this nominal position relative to this housing parts.In addition in this embodiment preferably, this first module exclusively at this axially and this second module is contrary axially transferable or in being transferred to relative to this housing parts this corresponding nominal position at this exclusively.
In another favourable mode of execution of torque transmitting device according to the present invention, the rotor of this electrically powered machine nestedly arranges with this rotational path radial direction at least in part, to realize the structure length of a very little axis.
According to another favourable mode of execution of torque transmitting device of the present invention, the rotor of this electrically powered machine and this at least one radial bearing, be preferably nestedly arranged in this housing section office with two radial bearings (for supporting this first carry-out part of this outlet side, preferably this outlet side) radial direction, with the structure length of one that realizes this torque transmitting device very little axis.
In another particularly advantageous mode of execution of torque transmitting device according to the present invention, the rotor of this electrically powered machine nestedly arranges with this engaging and disengaging gear, the clutch-plate support radial direction of engaging and disengaging gear that is such as embodied as lamella clutch with this at least in part, to realize the structure length of a very little axis.
As above with reference to a kind of preferred embodiment described, this first module can have a rotor field spider.Therefore torque transmitting device according to the present invention another preferred embodiment in, this rotor is fastened on this outlet side place, in due course this first carry-out part place by a rotor field spider, make this rotor to arrange diametrically thus obviously more outer than this outlet side.In this embodiment further preferably, this rotor field spider has attaches troops to a unit in this outlet side or is fastened on the second radial section that first radial section at this outlet side place and are releasably fastened on this first radial section place, and this rotor arrangement is at this second radial section place.This mode of execution tool has the following advantages, and make this rotor first can be fastened on this second radial section place, and this second radial section is fastened on this first radial section place of this rotor field spider.This configuration also may realize, make this rotor can especially simply by another, in due course the rotor of different size change, and also need not change the first carry-out part of this outlet side or this outlet side.More exchanging rotor for a different size only can provide a corresponding second adaptive radial section, is fastened on this first radial section place to make this second radial section together with this rotor.
Preferred embodiment, a kind of torsion vibration absorber is also proposed at another of torque transmitting device according to the present invention, this torsion vibration absorber for the input side with this engaging and disengaging gear that make this torque transmitting device a clutch input side turnable elastic be connected, to weaken or to balance the torsional impact from a gear unit in this embodiment preferably, this torsion vibration absorber is arranged in (this engaging and disengaging gear is also arranged in this moist chamber) in this moist chamber, in an advantageous manner existing moist chamber be also used for this torsional vibration damper and realize the compact structure of this torque transmitting device.
In order to the structure of compact especially, the lightweight and saving structure space that realize this torque transmitting device, torque transmitting device according to the present invention another preferred embodiment in, this input side is fixing or be supported on the second carry-out part place of this outlet side place, in due course this outlet side radial and axial by an independent radial and axial bearing (this radial and axial bearing is preferably formed to rolling bearing).This can such as by the support level (St ü tzstufen) at this input side and outlet side place or/and guard ring realizes.Due between this input side and this outlet side, at two radial directions and two axially fixing or these independent radial and axial bearings of supporting, other radial bearing, cod can be saved or/and radial and axial bearing between this input side and this outlet side, realize the structure significantly simplified thus.
Just as has been explained, in one of torque transmitting device according to the present invention favourable mode of execution, this engaging and disengaging gear be a cut-off clutch, starting clutch, hydraulically operable clutch or/and wet clutch.
In another favourable mode of execution of torque transmitting device according to the present invention, this engaging and disengaging gear is a lamella clutch.Different from single plate friction clutch, this lamella clutch has the make in the next relative compact of the situation of heat radiation good equally, especially when lamella clutch is the lamella clutch of a wet type.This lamella clutch preferably have one with this outlet side, the outer clutch-plate support that is anti-rotationally connected with the second carry-out part of this outlet side in due course.At this preferably, this outer clutch-plate support has a radial support section at a clutch-plate maintenance section place of this outer clutch-plate support adjacent on the direction of this housing parts, this outer clutch-plate support is fastened on this outlet side by this radial support section, in due course at the first carry-out part place of this outlet side, makes this outer clutch-plate support be possible in the arrangement of the opposing seal of the housing section office this moist chamber and this dry room separated and compact structure thus.In addition in this embodiment preferably, the radial support section of this outer clutch-plate support limits a pressure chamber for this engaging and disengaging gear of hydraulic operation at least in part.In this way, this radial support section not only obtains the second function, namely limits this pressure chamber, and this pressure chamber also can be arranged between this housing parts and this outlet side by near-earth relatively near this rotational path, to guarantee the short transmission path of this hydraulic fluid, though this second service duct by this outlet side this first and this second carry-out part extend.
Power train for motor vehicle, especially motor vehicle driven by mixed power of the present invention has a gear unit, preferably an explosive motor, and speed changer, preferably a double-clutch speed changer.According to the present invention, the torque transmitting device of type of the present invention is arranged between gear unit and speed changer (time suitable, is arranged on the second engaging and disengaging gear of speed changer upstream), for optionally moment of torsion being delivered to this speed changer or this second engaging and disengaging gear from this gear unit.In the advantage of this type of power train, can refer to the advantage of above-described torque transmitting device of the present invention, these advantages are applicable to this power train in a corresponding way.
One of power train according to the present invention preferred embodiment in, dry room (this rotor arrangement is in this dry room) nestedly arranges, to reduce the structure length of the axis of this power train second moist chamber (this second engaging and disengaging gear is arranged in this second moist chamber) with this diametrically at least in part.At this preferably, this dry room is outside at least in part diametrically surrounds this second moist chamber.Therefore, the section inner diametrically of a separates walls such as can be formed as heaving in this dry room in the axial direction between this dry room and this second moist chamber for this second engaging and disengaging gear or outstanding, nested with the radial direction of the second moist chamber to realize dry room.This electrically powered machine, i.e. this stator are or/and this rotor is preferably arranged in this dry room at this as follows, make at least one constituent element of this electrically powered machine, such as this rotor or/and this stator nestedly arranges with a constituent element radial direction of this second engaging and disengaging gear diametrically, so that it is nested with the radial direction of this second moist chamber to effectively utilize this dry room in the mode of the structure length shortening this axis.
Power train according to the present invention another preferred embodiment in, this second engaging and disengaging gear is formed as two engaging and disengaging gear, for the optionally moment of torsion transmission between the outlet side and first transmission input shaft of this torque transmitting device and for the optionally moment of torsion transmission between this torque transmitting device and second transmission input shaft.Be proved thus advantageously in the structure length of axis shortening this power train, this pair of engaging and disengaging gear is formed as concentric two engaging and disengaging gear, as further preferred be also like this.In addition this pair of engaging and disengaging gear is preferably hydraulically operable.This transmission input shaft mentioned by two also preferably arranges with one heart, makes one of these transmission input shafts be formed as the transmission input shaft of hollow shaft by another and extend coaxially.
The present invention is explained orally in detail below by by multiple exemplary mode of execution and with reference to accompanying drawing.In accompanying drawing:
Fig. 1 shows with a side view of the power train of the first mode of execution of the with good grounds torque transmitting device of the present invention of the band shown in cross sectional view, and
Fig. 2 shows with a side view of the power train of the second mode of execution of the with good grounds torque transmitting device of the present invention of the band shown in cross sectional view.
Fig. 1 show for motor vehicle, or rather for a power train 2 of motor vehicle driven by mixed power.This power train 2 and the reciprocal axis 4,6 of torque transmitting device 16 that describes in detail after a while, reciprocal radial 8,10 and reciprocal circumferencial direction 12,14 show by means of the arrow of correspondence.This power train 2 or the running shaft 18 of this torque transmitting device 16 shown in Figure 1 equally.
This power train 2 has the gear unit 20 that is formed as explosive motor, schematically illustrates this gear unit in FIG.The transmission shaft of the non-detail display of this gear unit 20 and an input side 22 of this torque transmitting device 16 are in rotation synchronized links.This torque transmitting device 16 also has an engaging and disengaging gear 24, electrically powered machine 26 and an outlet side 28, and wherein this engaging and disengaging gear 24 for carrying out optionally moment of torsion transmission between this input side 22 and this outlet side 28.Second engaging and disengaging gear 30 being connected to speed changer 32 upstream is followed after this outlet side 28 on axial 4, and wherein this torque transmitting device 16 is for carrying out optionally moment of torsion transmission from this gear unit 20 to this speed changer 32 or at this second engaging and disengaging gear 30 of this speed changer 32 upstream connection.
This speed changer 32 is formed as double-clutch speed changer and has first transmission input shaft 34 and second transmission input shaft 36, wherein these transmission input shafts 34,36 arrange with one heart, and this second transmission input shaft 36 is formed as tubulose, and this first transmission input shaft 34 is extended by the second transmission input shaft 36 of this tubulose.This second engaging and disengaging gear 30 is two engaging and disengaging gear, for carrying out optionally moment of torsion transmission between this outlet side 28 and this first transmission input shaft 34, and for carrying out optionally moment of torsion transmission between this outlet side 28 and this second transmission input shaft 36.This second engaging and disengaging gear 30 is formed as concentric on two engaging and disengaging gear that are hydraulically operable at this, and wherein these two clutches 38,40 of this second engaging and disengaging gear 30 are correspondingly formed as the lamella clutch that wet type is run.
This engaging and disengaging gear 24 is formed as lamella clutch, and this lamella clutch is with the clutch-plate group 42 be made up of multiple outer clutch-plate and interior clutch-plate, and these outer clutch-plates and interior clutch-plate alternately follow one another on axial 4,6.Therefore this engaging and disengaging gear 24 has an interior clutch-plate support 44 and an outer clutch-plate support 46 be anti-rotationally connected with this outlet side 28 be anti-rotationally connected with this input side 22.As hereafter also will again described in detail, this outlet side 28 is assembled into by first carry-out part 48 and anti-rotational and second carry-out part 50 being releasably fastened on this first carry-out part 48 in two style, and wherein this outer clutch-plate support 46 is anti-rotationally connected with this second carry-out part 50.At this, this outer clutch-plate support 46 by be roughly tubulose and the clutch-plate axially extended on 4,6 keep section 52 and axially on 4 this clutch-plate adjacent keep a radial support section 54 of section 52 to be assembled into, wherein the latter keeps section 52s to extend internally, to be anti-rotationally connected with the second carry-out part 50 of this outlet side 28 radial 10 from this clutch-plate.This interior clutch-plate support 44 also have be roughly tubulose and keep section 56 at the clutch-plate axially extended on 4,6, a radial support section 58 this clutch-plate adjacent on axial 6 keeps section, this radial support section extends internally towards this input side 22, to be anti-rotationally connected with this input side on radial 10.
This engaging and disengaging gear 24 hydraulically operable.As can see from Figure 1, the clutch-plate group 42 of this engaging and disengaging gear 24 therefore attach troops to a unit have one can at the power piston 60 axially passed on 4,6, wherein this power piston 60 is after being axially arranged in this clutch-plate group 42 on 4.This power piston 60 is attached troops to a unit the pressure chamber 62 having and can load with a kind of hydraulic fluid or hydraulic pressure, and wherein this pressure chamber 62 axially on 4, be here also limited by this radial support section 54 of this outer clutch-plate support 46 on radial 8.On the contrary, this pressure chamber 62 is limited by this power piston 60 self on axial 6, and this pressure chamber 62 is inwardly limited by the second carry-out part 50 of this outlet side 28 or this outlet side 28 on radial 10.This power piston 60 on the side of its this pressure chamber 62 dorsad by means of at least one return spring 64 axially pre-tensioner on 4.This return spring 64 is supported on a supporting portion 66 place on axial 6, and this supporting portion is fastened on the second carry-out part 50 place of this outlet side 28 place, exactly this outlet side 28 on axial 6.This supporting portion 66 also for limiting a pressure equalizing chamber 68 on the side of this pressure chamber 62 dorsad of this power piston 60, and wherein this pressure equalizing chamber is used for centrifugal oil balance at least in part.
As can see from Figure 1, this engaging and disengaging gear 24 is the engaging and disengaging gear opened under normal circumstances 24.This engaging and disengaging gear 24 also can be called as cut-off clutch or starting clutch, and wherein this engaging and disengaging gear 24 is arranged in a moist chamber 70, makes the clutch that also can be called that a wet type is run.
This electrically powered machine 26 has a fixing stator 72 and on radial 10, is arranged in this stator 72, radial nested with this stator 72 thus rotor 74.Anti-rotationally be fastened on this outlet side 28 place around this spin axis 18 this rotor 74 rotatable at this relative to this stator 72, exactly at this first carry-out part 48 place of this outlet side 28, and can support or be supported on radial 8,10.As can be seen from Figure 1, however this rotor 74 directly do not carry out in the anti-rotational fastening of this first carry-out part 48 place and supporting.But this rotor 74 is fastened on this first carry-out part 48 place of this outlet side 28 by a rotor field spider 76.
This rotor field spider 76 has fastening at this first carry-out part 48 place and attaches troops to a unit in first radial section 78 of this outlet side 28 thus, and this first radial section is formed by the built-in section on radial 10 of this rotor field spider 76.In addition this rotor field spider 76 has second radial section 80 of outwards following this first radial section 78 on radial 8, and this rotor 74 arranges or be fastened on this second radial section place.This second radial section 80 is releasably fastened on this first radial section 78 place by a fastening means be not shown specifically, and this fastening means such as can be formed by a screw.Thus, this second radial section 80 can with arrange at this second radial section place or get loose from this first radial section 78 together with fastening rotor 74, this rotor 74 such as can be implemented and also have the replacing of this second radial section 80 in due course.Therefore, can by being used in the rotor 74 of the different size on radial 8,10 or/and the second radial section 80 adjusts the distance a arranged between this stator 72 and this rotor 74 on radial 8,10 definitely, this distance define equally formed between this stator 72 and this rotor 74 around the height in gap 82.This rotor 74, also have this stator 72 to be arranged in a dry room 84 at this, to make the common gap between stator and rotor 72,74 not by freezing mixture or/and oiling agent (especially this around gap 82 region in) affect.
Just as has been explained, the outlet side 28 of this torque transmitting device 16 is assembled into by attaching troops to a unit in this first carry-out part 48 of this rotor 74 and anti-rotational and this second carry-out part 50 being releasably fastened on this first carry-out part 48 in two style, and this second carry-out part is attached troops to a unit in this engaging and disengaging gear 24.At this, these two carry-out parts 48,50 nestedly arrange in an axial direction part b on radial 8,10.Exactly, this first carry-out part 48 surrounds this second carry-out part 50 from outside in this axial direction part b on radial 8, and wherein this first carry-out part 48 is at least formed as tubulose in this axial direction part b.At this because weight reasons is effectively verified, this first and this second carry-out part 48,50 correspondingly to be formed and be roughly tubulose.At this, the anti-rotational connection between this first and second carry-out part 48,50 can be carried out by any way, but as illustrated above, this should be preferably a kind of get loose fastening.In the mode of execution illustrated, this is realized by a grafting teeth portion 85, and wherein an outer toothed portion at this second carry-out part 50 place is inserted in an interior teeth portion at this first carry-out part 48 place on axial 4.
This outlet side 28 can support or be supported on this housing parts 86 place on radial 8,10.This housing parts 86 is housing lid for the housing that is not shown specifically, and wherein this housing is preferably the case of transmission of this speed changer 32 or the device housing of this gear unit 20.At this, this housing parts 86 is removably fastened on the housing place of this correspondence with the form of housing lid.This housing parts 86 being preferably formed to foundry goods has an outer sections 88 on radial 8, inwardly follows a central section 90 of this outer sections 88 and on radial 10, inwardly follow an interior zone 92 of this central section 90 on radial 10, and wherein dry to this moist chamber 70 (this engaging and disengaging gear 24 is arranged in this moist chamber) and this room 84 (this rotor 74, also have this stator 72 to be arranged in dry room here) separates by this housing parts 86.At this, this housing parts 86 (at least in part) directly separates this moist chamber 70 and this dry room 84.In other words, this housing parts 86 has multiple section, and this moist chamber 70 receiving this engaging and disengaging gear 24 and this dry room 84 receiving this electrically powered machine 26 directly adjoin this housing parts 86 in these sections.This housing parts 86 also arranges as follows or is formed, and this moist chamber 70 and this dry room 84 are radially arranged at least one axial direction part c nested with one anotherly.In other words, this dry room 84 surrounds this moist chamber 70 from outside in this axial direction part c on radial 8.This is following realization in shown mode of execution: this central section 90 of this housing parts 86 is formed as axially projecting upwards in the side of this dry room 84 thus relative to this outer sections 88 on 4, its mode is, makes this housing parts 86 have a such as convex curve on axial 4.On the contrary, in this interior zone 92 (this interior zone preferably has than extension larger in this outside and interior zone 88,90 on axial 4,6), be designed with an opening 94, outlet side 28 is extended to this dry room 84 from these moist chamber 70s by this opening on axial 4.
As has been explained, the outlet side 28 extended by this opening 94 can support or be supported on this housing parts 86 place by least one radial bearing.This outlet side 28 is supported on this housing parts 86 place by two radial bearings 96,98 at this on radial 8,10, and these two radial bearings are preferably formed to rolling bearing.Two radial bearings 96,98 correspondingly arrange on the one hand in the side (being namely similar to the edge of opening of this opening 94) inwardly pointed on radial 10 of this interior zone 92 and on the other hand between the side outwardly in radial direction 8 of first carry-out part 48 extended in this opening 94 of this outlet side 28 at this.As in FIG by means of shown in this distance d, this two radial bearings 96,98 are axially being spaced apart from each other on 4,6.This first carry-out part 48 can support or be supported on this housing parts 86 place by these two radial bearings 96,98 on radial 8,10 thus.
A Sealing 100 is also arranged between the interior zone 92 and the first carry-out part 48 of this outlet side 28 of this housing parts 86, to seal this dry room 84 relative to this moist chamber 70, wherein the seal 100 follows the rotational path described in detail after a while from these moist chamber 70s in this gap between the interior zone 92 of this housing parts 86 and the first carry-out part 48 of this outlet side 28, also this two radial bearings 96 are followed at this, 98, not only seal relative to this moist chamber 70 to make this dry room 84 but also reliably guarantee the sealing in this region at this rotational path, dry room 84 when any leakage loss.In addition, the freezing mixture of these radial bearings 96,98 is supplied to thus or/and oiling agent is stopped by the seal 100, to avoid this freezing mixture or/and freezing mixture infiltrates in this dry room 84.
This outlet side 28 is supported on this housing parts 86 place by these two radial bearings 96,98, and this input side 22 is (in shown mode of execution, this input side also can be called as clutch input side or clutch input wheel hub) fastening or be supported on this outlet side 28 place, exactly these two carry-out part 50 places of this outlet side 28 in these two radial directions 8,10 and this two axis 4,6 by an independent radial and axial bearing 102.In shown mode of execution, this radial and axial bearing 102 being preferably formed to rolling bearing is correspondingly fastened on this corresponding constituent element place by a classification part (Abstufung) and a guard ring at the first carry-out part 48 place of this input side 22 place and this outlet side 28 on axial 4,6.
But the housing parts 86 of form in housing lid is not only for separating this moist chamber 70 relative to this dry room 84, or support this outlet side 28 by these radial bearings 96,98.But in this housing parts 86, being provided with two the first service ducts 104,106, these service ducts are in circulate with corresponding second service duct 110,112 by a rotational path 108 and are connected in this outlet side 28.At this, this first service duct 104 is used for supplying a kind of hydraulic fluid, i.e. such as a kind of hydraulic oil to this engaging and disengaging gear 24 or this pressure chamber 62 for being connected with this second service duct 110.On the contrary, this first service duct 106 is connected with this second service duct 112 and is used for this engaging and disengaging gear 24, especially this clutch-plate group 42 supply coolant or oiling agent, i.e. such as a kind of cold oil or lubricant oil, and moist chamber 70 noted earlier can with this cold oil or oil refill.Be referred in this, the freezing mixture supplied by this first service duct 106 and this second service duct 112 or wetting agent can be arrived in this pressure equalizing chamber 68 equally, so that (at least in part) centrifugal oil balance mentioned before this acts on.
As already explained, this rotational path 108 is arranged between the side inwardly pointed on radial 10 of the interior zone 92 of on the one hand this housing parts 86, exactly this housing parts 86 and the side outwardly on radial 8 of this first carry-out part 48 of this outlet side 28, exactly this outlet side 28 on the other hand, wherein this rotational path 108 is also axially being arranged between these two radial bearings be spaced apart from each other 96,98 on 4,6, to obtain a constant as far as possible rotational path gap in the operation of this torque transmitting device 16 or this power train 2.These second service ducts 110,112 are correspondingly formed with the second channel section be connected that circulates with this first passage section in this second carry-out part 50 by a first passage section in this first carry-out part 48.In shown mode of execution, of side place outwardly on radial 8 that this first passage section in this first carry-out part 48 is correspondingly included in the first carry-out part 48 on circumferencial direction 12,14 around groove and on radial 10 adjacent this around at least one radial opening of groove.On the contrary, this second radial segment in this second carry-out part 50 correspondingly have one on circumferencial direction 12,14 around, groove in the side outwardly on radial 8 of this second carry-out part 50 and one or more axis or radial hole, these radial openings wherein in this first carry-out part 48 with in this second carry-out part 50 on circumferencial direction 12,14 around these grooves be in circulate in a transition region and be connected.Due to the mode of execution of the two-piece type of this outlet side 28, these second service ducts 110,112 can be produced thus in a relatively simple manner.In this mentioned transition region between this first passage section and this second channel section of these the second service ducts 110,112, also arrange multiple Sealing 114, these Sealings preferably on circumferencial direction 12,14 around seal ring.
As has been explained, this dry room 84 nestedly arranges with this moist chamber 70 radial direction in this axial direction part c.This makes this electrically powered machine 26 or this rotor 74 or/and the one joint space-efficient of this stator 72 in this dry room 84 arranges to become possibility, the axial length of reduction that is that this arrangement contributes to this torque transmitting device 16 and that also have this power train 2 thus.Therefore this electrically powered machine 26 this rotor 74, also have this stator 72 and a rotational path 108 and this two radial bearings 96,98 nestedly to arrange on radial 8,10 at this, namely this rotor 74 surrounds the part mentioned by these on radial 8 from outside.In addition, this rotor 74 of this electrically powered machine 26, also have this stator 72 on radial 8,10 at least in part with this engaging and disengaging gear 24, nestedly arrange on radial 8,10 in this this outer clutch-plate support 46, this power piston 60 and this pressure chamber 62 at this, make this rotor 74 of this electrically powered machine 26 and this stator 72 on radial 8, surround part mentioned by these from outside.
By this rotor 74 of this electrically powered machine 26, i.e. this electrically powered machine 26 or/and the arrangement that be applicable to of this stator 72 in this dry room 84, the direction of this second engaging and disengaging gear 30 also achieves the reduction of this axial length.Therefore this second engaging and disengaging gear 30 is formed as the engaging and disengaging gear 30 that wet type is run equally, and this is that engaging and disengaging gear is arranged in second moist chamber 116.This second moist chamber 116 separates relative to this dry room 84 (this electrically powered machine 26 is arranged in this dry room together with rotor 74 and stator 72) by means of the separates walls 118 of a plate shape, wherein this separates and directly carries out, this as above with reference to described by this housing parts 86.This separates walls 118 (this separates walls is preferably formed to metal sheet portions or/and have less built-in service duct) is also formed as follows and arranges, and this second moist chamber 116 is nestedly arranged with this dry room 84 at least in part on radial 8,10.In shown mode of execution, this dry room 84 surrounds this second moist chamber 116 in outside in an axial direction part e on radial 8.At this this rotor 74 or/and this stator 72 also should be arranged in this dry room 84 as follows, make this rotor or/and this stator nestedly arranges with a constituent element radial direction of this second engaging and disengaging gear 30 at least in part, this as according in the mode of execution of Fig. 1 such as by illustrated by this stator 72, this stator surrounds of this second engaging and disengaging gear 30 at least in part and rotates synchronous disk 120 on radial 8 in outside.Although do not illustrate, this also should be applicable to this rotor 74, effectively and economical space saving to use this dry room 84 when reducing the axial length of this torque transmitting device 16.
Independent of these advantages already mentioned above, this shown torque transmitting device 16 also has a kind of structure of particularly advantageous modular type, and the structure of this modular type can simplify manufacture significantly, installs and dismantle in due course.Therefore the first carry-out part 48 and this rotor field spider 76 of this outlet side 28 at least form first module together with this rotor 74 together with the first radial section 78 of this rotor field spider 76, and this first module is transferable or be transferred in its nominal position shown in Figure 1, relative to this housing parts 86 as the unit of assembling.On the contrary, this second carry-out part 50 forms second module with this engaging and disengaging gear 24 together with this input side 22, and this second module is transferable or be transferred in its nominal position shown in Figure 1 as the unit of assembling.Particularly, this second module has the second carry-out part 50, outer clutch-plate support 46, power piston 60, supporting portion 66, return spring 64, clutch-plate group 42, interior clutch-plate support 44, input side 22 and radial and axial bearing 102, and the part wherein mentioned by these arranges each other anti-looseningly and can install or remove simply as the unit of assembling thus.From the shaping of this first and second module it is also envisaged that this first module (here exclusively) axially 6 and this second module (here again exclusively) contrary axially transferable on 4 or be transferred in these nominal position shown in Figure 1 at this.When mounted, this first module can first axially transfer on 6 shown in Figure 1, relative in this nominal position of this housing parts 86, make this first carry-out part 48 be supported on this housing parts 86 place by these radial bearings 96,98 and produce this rotational path 108.Subsequently, this second module can axially transfer on 4 according to Fig. 1, relative in this nominal position of this housing parts 86, wherein this is caused this first carry-out part 48 and this second carry-out part 50 to be anti-rotationally connected by this grafting teeth portion 85 and causes these first passage sections on the one hand in this first carry-out part 48 and the circulation between another aspect these second channel sections in this second carry-out part 50 to be connected.
Fig. 2 shows the second mode of execution of the power train 2 with a torque transmitting device 16, wherein this second mode of execution is corresponding with this first mode of execution according to Fig. 1 substantially, make hereafter only difference to be discussed, same or similar part is provided with identical reference number and is applicable to explanation above accordingly, even if again do not showing according in this second mode of execution of Fig. 2 according to some constituent elements of this power train 2 of the first mode of execution.
According in this second mode of execution of Fig. 2, be provided with a torsion vibration absorber 122, for being connected with making clutch input side 124 turnable elastic of this input side 22 and this engaging and disengaging gear 24.This torsion vibration absorber 122 has the vibration damper input part 126 and a vibration damper carry-out part 128 be anti-rotationally connected with this clutch input side 124 that are anti-rotationally connected with this input side 22.This vibration damper input part 126 and this vibration damper carry-out part 128 are stretched out, to be coupled to each other by least one spring element 130 turnable elastic relative to this circumferencial direction 12,14 there from this input part 22 or this clutch input side 124s radial 8.This torsion vibration absorber 122 nestedly arranges on radial 8,10 with this engaging and disengaging gear 24 at least in part at this, makes the torsion vibration absorber of this torsion vibration absorber 122, especially this at least one spring element 130 on radial 8, surround this engaging and disengaging gear 24 in outside at least in part.This torsion vibration absorber 122 is also economical space saving arranged in this moist chamber 70, has arranged this engaging and disengaging gear 24 in this moist chamber.As according in this first mode of execution of Fig. 1, according in this second mode of execution of Fig. 2, this input side 22 (this input side is separated with this clutch input side 124 now) is also fastening or be supported on this second carry-out part 50 place of this outlet side 28 in these two axis 4,6 and this two radial directions 8,10 by means of only this independent radial and axial bearing 102.But between this clutch input side 124 and the second carry-out part 50 of this outlet side 28, be provided with another radial bearing 132, preferably a rolling bearing, and a cod 134 is arranged between this clutch input side 124 and this input side 22.
From the above-mentioned explanation of this second mode of execution according to Fig. 2 it is seen that, this second module mentioned with reference to this first mode of execution above also comprises this clutch input side 124, this radial bearing 132, this cod 134 and this torsion vibration absorber 122 in this second embodiment, together with this vibration damper input side 126, this vibration damper outlet side 128 and this at least one spring element 130.
Reference number inventory
2 power trains
4 axially
6 axially
8 is radial
10 is radial
12 circumferencial directions
14 circumferencial directions
16 torque transmitting devices
18 spin axiss
20 gear units
22 input sides
24 engaging and disengaging gear
26 electrically powered machines
28 outlet sides
30 second engaging and disengaging gear
32 speed changers
34 first transmission input shafts
36 second transmission input shafts
38 clutches
40 clutches
42 clutch-plate groups
Clutch-plate support in 44
46 outer clutch-plate supports
48 first carry-out parts
50 second carry-out parts
52 clutch-plates keep section
54 radial support sections
56 clutch-plates keep section
58 radial support sections
60 power pistons
62 pressure chambers
64 Returnning springs
66 supporting portions
68 pressure equalizing chambers
70 moist chambers
72 stators
74 rotors
76 rotor field spiders
78 first radial sections
80 second radial sections
82 around gap
84 dry rooms
85 grafting teeth portion
86 housing parts
88 outer sections
90 central section
92 interior zones
94 openings
96 radial bearings
98 radial bearings
100 Sealings
102 radial and axial bearings
104 first service ducts
106 first service ducts
108 rotational paths
110 second service ducts
112 second service ducts
114 Sealings
116 second moist chambers
118 separates walls
120 rotate synchronizer dish
122 torsion vibration absorbers
124 clutch input side
126 vibration damper input parts
128 vibration damper carry-out parts
130 spring elements
132 radial bearings
134 cods
A distance
B axial direction part
C-axis is to section
D distance
E axial direction part

Claims (12)

1. torque transmitting device (16), this torque transmitting device has an input side (22), an outlet side (28), one at this input side (22) with carry out the engaging and disengaging gear (24) that optionally moment of torsion transmits between this outlet side (28) and an electrically powered machine (26), this electrically powered machine has relative to a rotatable rotor (74) of stator (72), this rotor is anti-rotationally fastened on this outlet side (28) place and radial (8, 10) can support on or be supported, wherein this outlet side (28) can support or be supported on housing parts (86) place by least one radial bearing (96:98) and in this housing parts (86), be provided with at least one first service duct (104:106), this first service duct is in circulate with second service duct (110:112) by a rotational path (108) and is connected in this outlet side (28), this second service duct is used for this engaging and disengaging gear (24) supply coolant or oiling agent or/and hydraulic fluid, it is characterized in that, a moist chamber (70) and a dry room (84) separate by this housing parts (86), this engaging and disengaging gear (24) is arranged in this moist chamber, this rotor (74), this stator (72) is also had to be arranged in this dry room in due course.
2. torque transmitting device according to claim 1 (16), it is characterized in that, this housing parts (86) when this moist chamber (70) and this dry room (84) at least in part radial nested be arranged between this moist chamber (70) and this dry room (84), this housing parts is a housing, is particularly preferably a preferred removable housing lid of a case of transmission or device housing, or/and this moist chamber (70) and this dry room (84) directly separate by this housing parts.
3. torque transmitting device according to claim 1 and 2 (16), it is characterized in that, this outlet side (28) is preferred in axis (4 by two, 6) radial bearing (96 be spaced apart from each other on, 98) can support or be supported on this housing parts (86) place, wherein this rotational path (108) is particularly preferably arranged between these two radial bearings (96,98) in axis (4,6).
4. according to the torque transmitting device (16) one of aforementioned claim Suo Shu, it is characterized in that, this outlet side (28) is attached troops to a unit in first carry-out part (48) of this rotor (74) and one anti-rotationally by one at least in two style, the second carry-out part (50) being releasably fastened on this first carry-out part (48) place is in due course assembled into, this second carry-out part is attached troops to a unit in this engaging and disengaging gear (24), wherein this first carry-out part (48) can support or be supported on this housing parts (86) place preferably by this at least one radial bearing (96:98), or/and this rotational path (108) is arranged between this housing parts (86) and this first carry-out part (48), or/and this first carry-out part (48) and this second carry-out part (50) radial direction nestedly arrange, and this second service duct (110:112) particularly preferably to be circulated with this first passage section by first passage section in this first carry-out part (48) be connected with one, second channel section in this second carry-out part (50) is formed, this first passage section and this second channel section are sealed by least one Sealing (114) in due course in a transition region.
5. torque transmitting device according to claim 4 (16), it is characterized in that, this first carry-out part (48) preferably with a rotor field spider (76) or/and form first module together with this rotor (74), this first module is transferable as the unit of assembling or in being transferred to relative to this housing parts (86) a nominal position, or/and this second carry-out part (50) is preferably together with this engaging and disengaging gear (24) and this input side (22), also between this input side (22) and a clutch input side (124), second module is formed together with a torsion vibration absorber (122) in due course, this second module is transferable as the unit of assembling or in being transferred to relative to this housing parts (86) a nominal position, wherein particularly preferably, this first module is upper transferable or in being transferred to relative to this housing parts (86) a corresponding nominal position in contrary axis (6:4) exclusively in due course in upper and this second module of axis (4:6) exclusively in due course.
6. according to the torque transmitting device (16) one of aforementioned claim Suo Shu, it is characterized in that, this rotor (74) at least in part with this rotational path (108), with this at least one radial bearing (96:98), preferably with these two radial bearings (96,98) or/and nestedly arrange with this engaging and disengaging gear (24) radial direction.
7. according to the torque transmitting device (16) one of aforementioned claim Suo Shu, it is characterized in that, this rotor (74) is fastened on this outlet side (28), preferably at this first carry-out part (48) place by a rotor field spider (76), wherein this rotor field spider (76) particularly preferably has one and attaches troops to a unit and be releasably fastened on second radial section (80) at this first radial section (78) place in first radial section (78) of this outlet side (28) and one, and this rotor (74) is arranged in this second radial section place.
8. according to the torque transmitting device (16) one of aforementioned claim Suo Shu, it is characterized in that, also be provided with a torsion vibration absorber (122) for the connection of this input side (22) with the turnable elastic of a clutch input side (124) of this engaging and disengaging gear (24), wherein this torsion vibration absorber (122) preferred arrangement is in this moist chamber (70).
9. according to the torque transmitting device (16) one of aforementioned claim Suo Shu, it is characterized in that, this input side (22) by an independent radial and axial bearing (102), be preferably rolling bearing, radial and axial (4,6,8,10) upper fixing or be supported on this outlet side (28) place, the second carry-out part (50) place particularly preferably in this outlet side (28).
10., according to the torque transmitting device (16) one of aforementioned claim Suo Shu, it is characterized in that, this engaging and disengaging gear (24) be cut-off clutch, starting clutch, hydraulically operable clutch or/and wet clutch.
11. according to the torque transmitting device (16) one of aforementioned claim Suo Shu, it is characterized in that, this engaging and disengaging gear (24) is lamella clutch, wherein this lamella clutch preferably have one anti-rotationally with this outlet side (28), the outer clutch-plate support (46) be connected with this second carry-out part (50) in due course, this outer clutch-plate support particularly preferably has the radial support section (54) of clutch-plate maintenance section (52) of this outer clutch-plate support (46) adjacent on the direction of this housing parts (86), this radial support section limits one in due course for hydraulically operating the pressure chamber (62) of this engaging and disengaging gear (24).
12. for the power train (2) of motor vehicle, this power train is with a gear unit (20) and a speed changer (32), it is characterized in that, this gear unit (20) and this speed changer (32) is arranged according to the torque transmitting device (16) one of aforementioned claim Suo Shu, for from this gear unit (20) to the optionally moment of torsion transmission of this speed changer (32) or this second engaging and disengaging gear (30) between second engaging and disengaging gear (30) be connected with this speed changer (32) upstream in due course, one of them second moist chamber (116) is preferably at least in part radial (8,10) upper and this dry room (84) nestedly arranges, this second engaging and disengaging gear (30) is arranged in this second moist chamber, this rotor (74) is arranged in this dry room, and this second engaging and disengaging gear (30) is particularly preferably formed as concentric or/and two engaging and disengaging gear of hydraulically operable are for the optionally moment of torsion transmission between this outlet side (28) and first transmission input shaft (34) and for the optionally moment of torsion transmission between this outlet side (28) and second transmission input shaft (36) in due course.
CN201510600768.7A 2014-10-02 2015-09-18 Torque transmitting device and driveline Active CN105485309B (en)

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DE102014014669.3A DE102014014669A1 (en) 2014-10-02 2014-10-02 Torque transmission device and drive train with such a torque transmission device for a motor vehicle

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