CN113459790A - Transverse hybrid power transmission and automobile - Google Patents

Transverse hybrid power transmission and automobile Download PDF

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Publication number
CN113459790A
CN113459790A CN202110917300.6A CN202110917300A CN113459790A CN 113459790 A CN113459790 A CN 113459790A CN 202110917300 A CN202110917300 A CN 202110917300A CN 113459790 A CN113459790 A CN 113459790A
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CN
China
Prior art keywords
gear
transmission
planet
motor
engine
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Pending
Application number
CN202110917300.6A
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Chinese (zh)
Inventor
古西国
李红华
张亚
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Shanghai Automobile Gear Works
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Shanghai Automobile Gear Works
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Publication date
Application filed by Shanghai Automobile Gear Works filed Critical Shanghai Automobile Gear Works
Priority to CN202110917300.6A priority Critical patent/CN113459790A/en
Publication of CN113459790A publication Critical patent/CN113459790A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
    • B60K6/36—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings
    • B60K6/365—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings with the gears having orbital motion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/22—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
    • B60K6/24—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 combustion engines
    • 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
    • B60K6/26—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 motors or the generators
    • 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
    • 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
    • B60K6/543—Transmission for changing ratio the transmission being a continuously variable transmission
    • 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
    • B60K6/26—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 motors or the generators
    • B60K2006/266—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 motors or the generators with two coaxial motors or generators
    • 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)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Hybrid Electric Vehicles (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

The invention discloses a transverse hybrid power transmission and an automobile, wherein the transverse hybrid power transmission comprises a single planet row transmission mechanism, a first motor, a gear transmission set, a second motor and a differential mechanism, the single planet row transmission mechanism comprises a sun gear, an inner gear ring and a planet carrier, and the planet carrier is coaxially and drivingly connected with an engine; the first motor is coaxially connected with the sun gear in a driving way; the gear transmission set comprises a first transmission gear, a second transmission gear and a third transmission gear which can be in drive connection with the first transmission gear and the second transmission gear, and the first transmission gear is in coaxial drive connection with the inner gear ring; the second motor is in coaxial driving connection with the second transmission gear; the differential is in driving connection with the third transfer gear.

Description

Transverse hybrid power transmission and automobile
Technical Field
The invention relates to the technical field of transmissions, in particular to a transverse hybrid power transmission and an automobile.
Background
Due to the aggravation of the world environment and energy problems caused by the traditional fuel engine automobile and the increasingly severe emission standards of all countries in the world for automobiles, all automobile companies are actively researching and developing energy-saving and environment-friendly automobiles. At present, the mainstream energy-saving environment-friendly automobile comprises a pure electric automobile and a hybrid electric automobile. However, the current battery technology is immature, the initial cost of the pure electric vehicle and the cost for subsequent battery replacement are high, and the quick charging technology of the battery of the pure electric vehicle is immature, so that the hybrid power system becomes a feasible technical scheme for solving the problems of vehicle energy consumption and environmental pollution at present, and the core power transmission device of the hybrid power system becomes the key point of research and development of all companies at present. At present, a hybrid power scheme that a plurality of single planet rows are connected in series or in parallel is mostly adopted in the hybrid power scheme, but the oil saving efficiency is low. Therefore, the transmission device which has higher fuel-saving efficiency and is more suitable for hybrid vehicles is a main research subject at present.
Disclosure of Invention
The invention mainly aims to provide a transverse hybrid power transmission and an automobile, which can meet the requirements of pure electric drive on speed and torque, and simultaneously have higher oil saving efficiency and are beneficial to efficient operation of an engine.
To achieve the above object, the present invention provides a transverse hybrid transmission comprising:
the single-planet-row transmission mechanism comprises a sun gear, an inner gear ring and a planet carrier, wherein the planet carrier is used for being coaxially and drivingly connected with an engine;
the first motor is coaxially connected with the sun wheel in a driving way;
the gear transmission set comprises a first transmission gear, a second transmission gear and a third transmission gear which can be in drive connection with the first transmission gear and the second transmission gear, and the first transmission gear is in coaxial drive connection with the inner gear ring; and the number of the first and second groups,
the second motor is coaxially connected with the second transmission gear in a driving way;
a differential in driving connection with the third transfer gear.
Optionally, the single planetary row transmission mechanism further includes:
the side end of the first planet wheel is externally meshed with the sun wheel;
the side end of the second planet wheel is externally meshed with the first planet wheel; and the number of the first and second groups,
the third planet wheel is coaxially and drivingly connected with the second planet wheel and is internally meshed with the inner gear ring;
wherein the first planet gear, the second planet gear, and the third planet gear are all retained on the planet carrier.
Optionally, the first planet wheel, the second planet wheel and the third planet wheel form a plurality of planet wheel sets, and the planet wheel sets are arranged at intervals along the circumferential direction of the inner gear ring.
Optionally, the gear transmission set further comprises a fourth transmission gear, and the fourth transmission gear is located between the first transmission gear and the second transmission gear and is meshed with the first transmission gear and the second transmission gear respectively;
the third transmission gear is in coaxial driving connection with the fourth transmission gear.
Optionally, the gear transmission set further includes a sixth transmission gear, and the sixth transmission gear is located between the first transmission gear and the fourth transmission gear and is meshed with the first transmission gear and the fourth transmission gear respectively.
Optionally, the transverse hybrid transmission further comprises a clutch configured to be disposed between an engine and the single planetary row transmission.
Optionally, the clutch is a synchronizer, a tooth clutch or a friction plate clutch.
Optionally, the transverse hybrid transmission comprises a first transmission shaft and a second transmission shaft which are coaxially arranged, the first transmission shaft is used for connecting the engine and the planet carrier, and the second transmission shaft is connected with the first motor and the sun gear.
Optionally, the transverse hybrid transmission further comprises a housing, the single-planet-row transmission mechanism, the first motor, the gear transmission set, the second motor and the differential are accommodated in the housing, and one side of the housing is used for being fixedly connected with a shell of an engine;
the first motor and the second motor are arranged on one side of the shell, which is far away from the engine, along the extending direction of the first transmission shaft, and the single-planet-row transmission mechanism, the gear transmission set and the differential are arranged on one side of the first motor, which faces the first transmission shaft.
The invention also proposes an automobile comprising the above-mentioned transverse hybrid transmission, which comprises:
the single-planet-row transmission mechanism comprises a sun gear, an inner gear ring and a planet carrier, wherein the planet carrier is used for being coaxially and drivingly connected with an engine;
the first motor is coaxially connected with the sun wheel in a driving way;
the gear transmission set comprises a first transmission gear, a second transmission gear and a third transmission gear which can be in drive connection with the first transmission gear and the second transmission gear, and the first transmission gear is in coaxial drive connection with the inner gear ring; and the number of the first and second groups,
the second motor is coaxially connected with the second transmission gear in a driving way;
a differential in driving connection with the third transfer gear.
In the technical scheme of the invention, the inner gear ring in the single planet row transmission mechanism is used as a connecting piece with the first transmission gear and is in transmission connection with the second motor and the differential mechanism for transmission, and the first motor and the second motor are used for inputting or outputting power. The device can be simultaneously applied to a deep hybrid power system and an electric power insertion hybrid power system through connection and arrangement of all parts, can realize a pure electric driving mode of two gears when a vehicle runs in the pure electric mode, can meet the requirements of speed and torque of pure electric driving, and can realize optimized control of two motors, namely a first motor and a second motor; when a vehicle runs in a hybrid power mode, the transverse hybrid power transmission mainly adopts a power split driving mode, simultaneously considers the use requirements of fuel economy and power performance of the whole vehicle, realizes the stepless speed change function of the whole vehicle, decouples the rotating speed of an engine and the vehicle speed at the moment, namely the rotating speed of the engine is not influenced by the running working condition any more, realizes the stepless change of the vehicle speed by depending on the first motor and the overlapped hot point and adjusting, and simultaneously leads the engine to always work in a high-efficiency interval with a narrower rotating speed range; the engine only needs to ensure the performance within the normal rotating speed range required by the system; the high-efficiency running of the engine is facilitated, and the operation of the engine in a low-efficiency and high-emission running range is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic illustration of a first embodiment of a transverse hybrid transmission provided in accordance with the present invention;
FIG. 2 is a schematic illustration of a second embodiment of the transverse hybrid transmission of FIG. 1.
The reference numbers illustrate:
reference numerals Name (R) Reference numerals Name (R)
100 Transverse hybrid power transmission 35 Fifth drive gear
1 Single planet row transmission mechanism 36 Sixth drive gear
11 Sun wheel 4 Second electric machine
12 Inner gear ring 41 Second rotor shaft
13 Planet carrier 5 Differential gear
14 First planet wheel 6 First overrunning clutch
15 Second planet wheel T1 First transmission shaft
16 Third planet wheel T2 Second transmission shaft
2 First motor T3 Third drive shaft
21 First rotor shaft T4 Fourth transmission shaft
31 First transmission gear T5 Fifth drive shaft
32 Second transmission gear 200 Engine
33 Third drive gear 300 Torsional vibration damper
34 Fourth drive gear
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that, if directional indication is involved in the embodiment of the present invention, the directional indication is only used for explaining the relative positional relationship, the motion situation, and the like between the components in a certain posture, and if the certain posture is changed, the directional indication is changed accordingly.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Due to the aggravation of the world environment and energy problems caused by the traditional fuel engine automobile and the increasingly severe emission standards of all countries in the world for automobiles, all automobile companies are actively researching and developing energy-saving and environment-friendly automobiles. At present, the mainstream energy-saving environment-friendly automobile comprises a pure electric automobile and a hybrid electric automobile. However, the current battery technology is immature, the initial cost of the pure electric vehicle and the cost for subsequent battery replacement are high, and the quick charging technology of the battery of the pure electric vehicle is immature, so that the hybrid power system becomes a feasible technical scheme for solving the problems of vehicle energy consumption and environmental pollution at present, and the core power transmission device of the hybrid power system becomes the key point of research and development of all companies at present.
The existing variable proportion power split hybrid power transmission can realize different power split modes by utilizing the meshing of a single planet row and a series of parallel shaft gears, but the design scheme has the disadvantages of more complex mechanism, higher manufacturing cost, higher control difficulty and lower reliability.
In view of this, the present invention provides a transverse hybrid transmission, and aims to provide a transverse hybrid transmission which has a compact structure, realizes a platform application, has a low cost advantage, and can improve fuel saving efficiency. Fig. 1-2 illustrate an embodiment of a transverse hybrid transmission provided in accordance with the present invention.
Referring to fig. 1 to 2, a transverse hybrid transmission 100 includes a single planetary gear train transmission mechanism 1, a first motor 2, a gear transmission set, a second motor 4 and a differential 5, where the single planetary gear train transmission mechanism 1 includes a sun gear 11, an inner gear ring 12 and a planet carrier 13, and the planet carrier 13 is coaxially and drivingly connected to an engine 200; the first motor 2 is coaxially connected with the sun gear 11 in a driving way; the gear transmission set comprises a first transmission gear 31, a second transmission gear 32 and a third transmission gear 33 which can be in driving connection with the first transmission gear 31 and the second transmission gear 32, and the first transmission gear 31 is in coaxial driving connection with the inner gear ring 12; the second motor 4 is coaxially connected with the second transmission gear 32 in a driving way; the differential 5 is in driving connection with the third transmission gear 33.
In the technical scheme of the invention, the inner gear ring 12 in the single-planet-row transmission mechanism 1 is used as a connecting piece with the first transmission gear 31 and is in transmission connection with the second motor 4 and the differential 5 for transmission, and the first motor 2 and the second motor 4 are used for inputting or outputting power. The hybrid power system can be simultaneously applied to a deep hybrid power system and an electric power insertion hybrid power system through connection and arrangement of all parts, when a vehicle runs in a pure electric mode, a pure electric driving mode of two gears can be realized, the requirements of speed and torque of pure electric driving can be met, and simultaneously, the optimal control on two motors of the first motor 2 and the second motor 4 can be realized; when a vehicle runs in a hybrid power mode, the transverse hybrid power transmission 100 mainly adopts a power split driving mode, simultaneously considers the use requirements of fuel economy and power performance of the whole vehicle, and realizes the stepless speed change function of the whole vehicle, at the moment, the rotating speed of the engine 200 is decoupled from the vehicle speed, namely the rotating speed of the engine 200 is not influenced by the running working condition any more, the stepless change of the vehicle speed is realized by depending on the first motor 2 and the overlapped hot point and adjusting, and meanwhile, the engine 200 always works in a high-efficiency interval with a narrow rotating speed range; the engine 200 only needs to ensure the performance within the normal rotating speed range required by the system; the efficient operation of the engine 200 is facilitated, and the operation in an operation interval with low efficiency and high emission is avoided.
Specifically, the single-planet-row transmission mechanism 1 further comprises a first planet wheel 14, a second planet wheel 15 and a third planet wheel 16, wherein the side end of the first planet wheel 14 is externally meshed with the sun wheel 11; the side end of the second planet wheel 15 is externally meshed with the first planet wheel 14; the third planet wheel 16 is coaxially and drivingly connected with the second planet wheel 15 and is internally meshed with the inner gear ring 12; the first planet wheel 13, the second planet wheel 14 and the third planet wheel 15 are all kept on the planet carrier 16, and the first planet wheel 13, the second planet wheel 14 and the third planet wheel 15 are connected to the planet carrier 16 through rotating shafts. By adopting the single planet row transmission mechanism 1, the connection structure of related elements can be simplified, the overall axial space of the transmission can be optimized to the greatest extent, the axial space of the gearbox is compact, the overall structure of the transmission device is compact, and the transmission device is suitable for gearboxes with larger transmission power.
Further, the first planet wheel 14, the second planet wheel 15 and the third planet wheel 16 form a plurality of planet wheel sets, and the plurality of planet wheel sets are arranged at intervals along the circumferential direction of the inner gear ring 12. Can be reasonably arranged according to the actual design requirement.
It should be noted that the first planetary gear 14 includes more than one identical gear, the second planetary gear 15 includes more than one identical gear, and the third planetary gear 16 includes more than one identical gear.
Since the differential 5 cannot be directly connected to the first transmission gear 31 and the second transmission gear 32 in terms of layout, only the gear transmission set further includes a fourth transmission gear 34, and the fourth transmission gear 34 is located between the first transmission gear 31 and the second transmission gear 32 and is meshed with the first transmission gear 31 and the second transmission gear 32 respectively; the third transmission gear 33 is coaxially connected with the fourth transmission gear 34 in a driving manner. Thereby being transmitted as a connection and mesh through the fourth transfer gear 34.
Furthermore, the transverse hybrid transmission 100 includes a clutch for being disposed between the engine 200 and the single planetary gear train 1. In the embodiment of the invention, an overrunning clutch is applied, and the overrunning clutch is a basic part appeared along with the development of mechatronic products and is an important part for power transmission and separation functions between a prime mover and a working machine or between a driving shaft and a driven shaft in the machine. It is a device with self-clutch function by using speed change of driving and driven parts or change of rotation direction. In other embodiments, the clutch is a synchronizer, a tooth clutch, or a friction plate clutch.
In the embodiment of the invention, the transverse hybrid transmission 100 includes a first transmission shaft T1 and a second transmission shaft T2 which are coaxially arranged, the first transmission shaft T1 is used for connecting the engine 200 and the carrier 13, and the second transmission shaft T2 is used for connecting the first motor 2 and the sun gear 11. Thus, the power input of the engine 200 and the power input of the first motor 2 to the single planetary gear train 1 are ensured to be along the same axis.
In addition, the transverse hybrid transmission 100 further includes a housing, the housing accommodates the single planetary gear train 1, the first motor 2, the gear train, the second motor 4 and the differential 5, and one side of the housing is used for being fixedly connected with a housing of the engine 200; the transverse layout mode of the invention is as follows: in the extending direction of the first transmission shaft T1, the first electric machine 2 and the second electric machine 4 are disposed on the side of the housing away from the engine 200, and the single planetary row transmission 1, the gear train, and the differential 5 are disposed on the side of the first electric machine 2 toward the first transmission shaft T1.
In a first embodiment, referring to fig. 1, the transverse hybrid transmission 100 includes a housing, a first electric machine 2, a second electric machine 4, a differential 5, a first overrunning clutch 6, a single planetary transmission mechanism 1, a first transmission gear 31, a fourth transmission gear 34, a second transmission gear 32, a third transmission gear 33, a fifth transmission gear 35, a first transmission shaft T1, a third transmission shaft T3, a fourth transmission shaft T4, and a second transmission shaft T2. The housing is a peripheral envelope of the transverse hybrid transmission 100, and is fixedly connected with a housing of the engine 200. The first motor 2, the second motor 4, the differential 5, the first overrunning clutch 6, the single planetary row transmission mechanism 1, the first transmission gear 31, the fourth transmission gear 34, the second transmission gear 32, the third transmission gear 33, the fifth transmission gear 35, the first transmission shaft T1, the third transmission shaft T3, the fourth transmission shaft T4, and the second transmission shaft T2 are all disposed inside the housing. The first electric machine 2 is equipped with a first rotor shaft 21 and outputs or inputs power through the first rotor shaft 21. The second motor 4 is equipped with a second rotor shaft 41 and outputs or inputs power through the second rotor shaft 41. The differential 5 is used to transmit the power of the transverse hybrid transmission 100 to an actuator of the hybrid vehicle. The engine 200 is connected to the first transmission shaft T1. The first transmission shaft T1 is used to transmit the power of the engine 200 to the transverse hybrid transmission 100. The first transmission shaft T1 is connected to the housing via the first overrunning clutch 6. The first overrunning clutch 6 selectively fixes the first transmission shaft T1. The single-row planetary gear transmission 1 is a planetary gear transmission provided with a sun gear 11, an inner gear ring 12, a planet carrier 13, a first planet gear 14, a second planet gear 15 and a third planet gear 16, the second planet gear 15 is coaxially connected with the third planet gear 16, the first planet gear 14, the second planet gear 15 and the third planet gear 16 are all kept on the planet carrier 13, the first planet gear 14 is meshed with the second planet gear 15, the first planet gear 14 is meshed with the sun gear 11, the third planet gear 16 is meshed with the inner gear ring 12, the first planet gear 14 comprises more than one same gear, the second planet gear 15 comprises more than one same gear, and the third planet gear 16 comprises more than one same gear. The first transmission shaft T1 is coaxially connected to the carrier 13. The inner gear ring 12 is coaxially connected with the first transmission gear 31. The sun gear 11 and the first rotor shaft 21 are coaxially connected by the second transmission shaft T2. The fourth transmission gear 34 and the third transmission gear 33 are coaxially connected through the third transmission shaft T3. The second transmission gear 32 and the second rotor shaft 41 are coaxially connected through the fourth transmission shaft T4. The fifth transmission gear 35 is fixedly connected with the housing of the differential 5. The first transmission gear 31 and the fourth transmission gear 34 are meshed with each other. The fourth transmission gear 34 is meshed with the second transmission gear 32. The third transmission gear 33 is meshed with the fifth transmission gear 35. The second transmission shaft T2 is coaxially arranged with the first transmission shaft T1. The third transmission shaft T3 is arranged non-coaxially with the first transmission shaft T1. The fourth transmission shaft T4 is arranged non-coaxially with the first transmission shaft T1. The differential 5 is arranged non-coaxially with the first transmission shaft T1. In the axial direction, the first electric machine 2 and the second electric machine 4 are both disposed on the side away from the engine 200. In the axial direction, the first overrunning clutch 6, the single planetary row transmission mechanism 1, the first transmission gear 31, the fourth transmission gear 34, the second transmission gear 32, the third transmission gear 33, the fifth transmission gear 35 and the differential 5 are all arranged between the engine 200 and the first motor 2.
And in the pure electric mode, the second motor 4 is adopted for driving, and the pure electric driving mode of the first gear is defined.
When the pure electric mode is adopted, the first overrunning clutch 6 is in a locking state, is driven by the first motor 2 and the second motor 4, and is defined as a second-gear pure electric driving mode.
In the hybrid drive mode, the first overrunning clutch 6 is unlocked and the transverse hybrid transmission 100 operates in a power split operating mode, defined as a first gear hybrid mode. The mode is used as a main hybrid power driving mode of the whole transmission device, and can realize the function of stepless speed change of the whole vehicle, and the mode is a stepless speed change mode without a fixed transmission ratio.
In the parking charging mode, the vehicle is in a parking state, and at this time, the engine 200 drives the first motor 2 to generate power to charge the vehicle battery system. This mode is defined as a parking charge mode.
In the braking energy recovery mode, when the vehicle slides and brakes, the differential 5 is driven by the wheels in the reverse direction, and the differential 5 drives the second motor 4 to generate power through the fifth transmission gear 35, the third transmission gear 33, the third transmission shaft T3, the fourth transmission gear 34, the second transmission gear 32 and the fourth transmission shaft T4 in sequence, so as to charge the vehicle battery system, thereby realizing energy recovery during vehicle braking. This mode is defined as a braking energy recovery mode.
And under the reversing mode, the second motor 4 is controlled to rotate reversely, so that the reversing mode of the vehicle can be realized.
In a second embodiment, please refer to fig. 2, a transverse hybrid transmission 100, as shown in fig. 2, includes a housing, a first motor 2, a second motor 4, a differential 5, a first overrunning clutch 6, a single planetary row transmission mechanism 1, a first transmission gear 31, a fourth transmission gear 34, a second transmission gear 32, a third transmission gear 33, a fifth transmission gear 35, a sixth transmission gear 36, a first transmission shaft T1, a third transmission shaft T3, a fourth transmission shaft T4, a fifth transmission shaft T5, and a second transmission shaft T2. The housing is a peripheral envelope of the transverse hybrid transmission 100, and is fixedly connected with a housing of the engine 200. The first motor 2, the second motor 4, the differential 5, the first overrunning clutch 6, the single planetary row transmission mechanism 1, the first transmission gear 31, the fourth transmission gear 34, the second transmission gear 32, the third transmission gear 33, the fifth transmission gear 35, the sixth transmission gear 36, the first transmission shaft T1, the third transmission shaft T3, the fourth transmission shaft T4, the fifth transmission shaft T5, and the second transmission shaft T2 are all disposed inside the housing. The first electric machine 2 is equipped with a first rotor shaft 21 and outputs or inputs power through the first rotor shaft 21. The second motor 4 is equipped with a second rotor shaft 41 and outputs or inputs power through the second rotor shaft 41. The differential 5 is used to transmit the power of the transverse hybrid transmission 100 to an actuator of the hybrid vehicle. The engine 200 is connected to the first transmission shaft T1. The first transmission shaft T1 is used to transmit the power of the engine 200 to the transverse hybrid transmission 100. The first transmission shaft T1 is connected to the housing via the first overrunning clutch 6. The first overrunning clutch 6 selectively fixes the first transmission shaft T1. The single-row planetary gear transmission 1 is a planetary gear transmission provided with a sun gear 11, an inner gear ring 12, a planet carrier 13, a first planet gear 14, a second planet gear 15 and a third planet gear 16, the second planet gear 15 is coaxially connected with the third planet gear 16, the first planet gear 14, the second planet gear 15 and the third planet gear 16 are all kept on the planet carrier 13, the first planet gear 14 is meshed with the second planet gear 15, the first planet gear 14 is meshed with the sun gear 11, the third planet gear 16 is meshed with the inner gear ring 12, the first planet gear 14 comprises more than one same gear, the second planet gear 15 comprises more than one same gear, and the third planet gear 16 comprises more than one same gear. The first transmission shaft T1 is coaxially connected to the carrier 13. The inner gear ring 12 is coaxially connected with the first transmission gear 31. The sun gear 11 and the first rotor shaft 21 are coaxially connected by the second transmission shaft T2. The fourth transmission gear 34 and the third transmission gear 33 are coaxially connected through the third transmission shaft T3. The second transmission gear 32 and the second rotor shaft 41 are coaxially connected through the fourth transmission shaft T4. The fifth transmission gear 35 is fixedly connected with the housing of the differential 5. The sixth transmission gear 36 is coaxially connected with the fifth transmission shaft T5. The sixth transmission gear 36 is located between the first transmission gear 31 and the fourth transmission gear 34, and is meshed with the first transmission gear 31 and the fourth transmission gear 34 respectively. The fourth transmission gear 34 is meshed with the second transmission gear 32. The third transmission gear 33 is meshed with the fifth transmission gear 35. The second transmission shaft T2 is coaxially arranged with the first transmission shaft T1. The third transmission shaft T3 is arranged non-coaxially with the first transmission shaft T1. The fourth transmission shaft T4 is arranged non-coaxially with the first transmission shaft T1. The fifth transmission shaft T5 is arranged non-coaxially with the first transmission shaft T1. The differential 5 is arranged non-coaxially with the first transmission shaft T1. In the axial direction, the first electric machine 2 and the second electric machine 4 are both disposed on the side away from the engine 200. In the axial direction, the first overrunning clutch 6, the single planetary row transmission mechanism 1, the first transmission gear 31, the fourth transmission gear 34, the second transmission gear 32, the third transmission gear 33, the fifth transmission gear 35, the sixth transmission gear 36 and the differential 5 are all arranged between the engine 200 and the first motor 2.
And in the pure electric mode, the second motor 4 is adopted for driving, and the pure electric driving mode of the first gear is defined.
When the pure electric mode is adopted, the first overrunning clutch 6 is in a locking state, is driven by the first motor 2 and the second motor 4, and is defined as a second-gear pure electric driving mode.
In the hybrid drive mode, the first overrunning clutch 6 is unlocked and the transverse hybrid transmission 100 operates in a power split operating mode, defined as a first gear hybrid mode. The mode is used as a main hybrid power driving mode of the whole transmission device, and can realize the function of stepless speed change of the whole vehicle, and the mode is a stepless speed change mode without a fixed transmission ratio.
In the parking charging mode, the vehicle is in a parking state, and at this time, the engine 200 drives the first motor 2 to generate power to charge the vehicle battery system. This mode is defined as a parking charge mode.
In the braking energy recovery mode, when the vehicle slides and brakes, the differential 5 is driven by the wheels in the reverse direction, and the differential 5 drives the second motor 4 to generate power through the fifth transmission gear 35, the third transmission gear 33, the third transmission shaft T3, the fourth transmission gear 34, the second transmission gear 32 and the fourth transmission shaft T4 in sequence, so as to charge the vehicle battery system, thereby realizing energy recovery during vehicle braking. This mode is defined as a braking energy recovery mode.
In the reverse mode, the second motor 4 is controlled to rotate in the reverse direction, and the transmission is performed through the sixth transmission gear 36 and the fifth transmission shaft T5, so that the reverse mode of the vehicle can be realized.
Compared with the prior art, the two embodiments have the following advantages:
1. by adopting the single planet row transmission mechanism 1, the connection structure of related elements can be simplified, the overall axial space of the transmission can be optimized to the greatest extent, the axial space of the gearbox is compact, the overall structure of the transmission device is compact, and the transmission device is suitable for gearboxes with larger transmission power.
2. Through the action of the engine 200, the first motor 2 and the second motor 4, the hybrid power system can be simultaneously applied to a deep hybrid power system and an electric power plug-in hybrid power system, is a platform driving scheme, and the oil saving efficiency of the whole vehicle can reach 35-40%.
3. When the vehicle runs in the pure electric mode, the pure electric driving mode of two gears can be realized, the requirements of the pure electric driving on the speed and the torque can be met, and the optimal control on the two motors of the first motor 2 and the second motor 4 can be realized.
4. When a vehicle runs in a hybrid power mode, the transverse hybrid power transmission 100 mainly adopts a power split driving mode, simultaneously considers the use requirements of fuel economy and power performance of the whole vehicle, and realizes the stepless speed change function of the whole vehicle, at the moment, the rotating speed of the engine 200 is decoupled from the vehicle speed, namely the rotating speed of the engine 200 is not influenced by the running working condition any more, the stepless change of the vehicle speed is realized by adjusting the two motors, and meanwhile, the engine 200 always works in a high-efficiency interval with a narrow rotating speed range; the engine 200 only needs to ensure the performance within the normal rotating speed range required by the system; such a system is more conducive to efficient operation of the engine 200, avoiding operation in low efficiency and high emission operating regimes.
The present invention further provides an automobile including the above-mentioned transverse hybrid transmission 100, and the automobile includes all the technical features of the above-mentioned transverse hybrid transmission 100, so that the technical effects brought by all the technical features are also provided, and the details are not repeated herein.
Specifically, the engine 200 of the vehicle is connected to the transverse hybrid transmission 100 through the torsional vibration damper 300 to realize various electric-only and hybrid driving modes.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (10)

1. A transverse hybrid transmission, comprising:
the single-planet-row transmission mechanism comprises a sun gear, an inner gear ring and a planet carrier, wherein the planet carrier is used for being coaxially and drivingly connected with an engine;
the first motor is coaxially connected with the sun wheel in a driving way;
the gear transmission set comprises a first transmission gear, a second transmission gear and a third transmission gear which can be in drive connection with the first transmission gear and the second transmission gear, and the first transmission gear is in coaxial drive connection with the inner gear ring; and the number of the first and second groups,
the second motor is coaxially connected with the second transmission gear in a driving way;
a differential in driving connection with the third transfer gear.
2. The transverse hybrid transmission of claim 1, wherein the single planetary row transmission further comprises:
the side end of the first planet wheel is externally meshed with the sun wheel;
the side end of the second planet wheel is externally meshed with the first planet wheel; and the number of the first and second groups,
the third planet wheel is coaxially and drivingly connected with the second planet wheel and is internally meshed with the inner gear ring;
wherein the first planet gear, the second planet gear, and the third planet gear are all retained on the planet carrier.
3. The transverse hybrid transmission of claim 2, wherein the first planet gears, the second planet gears, and the third planet gears form a plurality of planetary gear sets, and the plurality of planetary gear sets are arranged at intervals along the circumferential direction of the inner gear ring.
4. The transverse hybrid transmission of claim 1, wherein the gearing assembly further comprises a fourth transfer gear positioned between and meshing with the first transfer gear and the second transfer gear, respectively;
the third transmission gear is in coaxial driving connection with the fourth transmission gear.
5. The transverse hybrid transmission of claim 4, wherein the gearing assembly further includes a sixth transfer gear positioned between and meshing with the first transfer gear and the fourth transfer gear, respectively.
6. The transverse hybrid transmission of claim 1, further comprising a clutch configured to be disposed between an engine and the single planetary gear set.
7. The transverse hybrid transmission of claim 6, wherein the clutch is a synchronizer, a tooth clutch, or a friction plate clutch.
8. The transverse hybrid transmission of claim 1, comprising a first drive shaft and a second drive shaft coaxially arranged, the first drive shaft for connecting an engine and the carrier, the second drive shaft connecting the first electric machine and the sun gear.
9. The transverse hybrid transmission of claim 8, further comprising a housing within which the single planetary gear set, the first electric machine, the gear train, the second electric machine, and the differential are housed, one side of the housing being adapted for fixed connection with an outer casing of an engine;
the first motor and the second motor are arranged on one side of the shell, which is far away from the engine, along the extending direction of the first transmission shaft, and the single-planet-row transmission mechanism, the gear transmission set and the differential are arranged on one side of the first motor, which faces the first transmission shaft.
10. A motor vehicle comprising a transverse hybrid transmission according to any one of claims 1 to 9.
CN202110917300.6A 2021-08-11 2021-08-11 Transverse hybrid power transmission and automobile Pending CN113459790A (en)

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CN117400716A (en) * 2023-12-15 2024-01-16 中国第一汽车股份有限公司 Hybrid transverse speed change device and control method thereof

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Application publication date: 20211001