CN112590525A - Dual-motor driven electromechanical hybrid transmission stepped speed change structure and vehicle - Google Patents
Dual-motor driven electromechanical hybrid transmission stepped speed change structure and vehicle Download PDFInfo
- Publication number
- CN112590525A CN112590525A CN202011484747.0A CN202011484747A CN112590525A CN 112590525 A CN112590525 A CN 112590525A CN 202011484747 A CN202011484747 A CN 202011484747A CN 112590525 A CN112590525 A CN 112590525A
- Authority
- CN
- China
- Prior art keywords
- gear
- transmission
- input shaft
- power input
- power
- 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
Links
- 230000005540 biological transmission Effects 0.000 title claims abstract description 179
- 230000008859 change Effects 0.000 title claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims description 9
- 238000009434 installation Methods 0.000 abstract 1
- 230000008878 coupling Effects 0.000 description 21
- 238000010168 coupling process Methods 0.000 description 21
- 238000005859 coupling reaction Methods 0.000 description 21
- 239000000446 fuel Substances 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
- B60K6/26—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
- B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
- B60K6/36—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings
- B60K6/365—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings with the gears having orbital motion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/50—Architecture of the driveline characterised by arrangement or kind of transmission units
- B60K6/54—Transmission for changing ratio
- B60K6/547—Transmission for changing ratio the transmission being a stepped gearing
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Hybrid Electric Vehicles (AREA)
- Structure Of Transmissions (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention belongs to the technical field of electric automobile transmission, and particularly relates to a dual-motor driven electromechanical hybrid transmission stepped speed change structure and a vehicle. The invention provides a double-motor driven electromechanical hybrid transmission stepped speed change structure and a vehicle, aiming at the problems that in the prior art, a hybrid electric vehicle is complex in driving structure, simple in structure and often only can realize single-gear driving, and driving requirements cannot be well met. The invention utilizes the gear shifting component to switch different transmission paths so as to change the transmission ratio, realizes multi-gear driving, and simultaneously has simple and compact structure of the whole speed changing structure and convenient installation and arrangement.
Description
Technical Field
The invention belongs to the technical field of electric automobile transmission, and particularly relates to a dual-motor driven electromechanical hybrid transmission stepped speed change structure and a vehicle.
Background
With the popularization of new energy automobiles, China has become the largest new energy automobile market all over the world, and a hybrid electric vehicle is a vehicle type which adopts traditional fuel and is matched with a motor or an engine to improve low-speed power output and fuel consumption. The hybrid electric vehicle is known as the most potential new energy vehicle due to strong power performance and good fuel economy, and the power performance of the vehicle can be enhanced due to the superposition of the torques of multiple power sources by adding additional power sources and driving devices, and meanwhile, the opportunity that an engine works in a high-efficiency area can be improved, so that the fuel economy of the vehicle is improved. However, the driving structure of the hybrid electric vehicle in the prior art is complex, and the driving structure with a simple structure can only realize single-gear driving, and cannot better meet the driving requirement.
For example, the chinese utility model patent discloses a two motor coaxial-type thoughtlessly move gearbox [ application number: 202020310824.X ], the utility model is coaxially arranged with double motors in space, the double motors are driving motors and generators; the driving motor is connected with the driving motor in a simple planetary row mode; the simple planetary row comprises a sun gear, a planet carrier and a gear ring.
The utility model discloses a drive mode is internal-combustion engine and motor hybrid drive, but it only has a transmission path, and the drive ratio is a fixed value promptly, so have foretell single-gear drive of realization only, problem that can not be better satisfy the driving demand.
Disclosure of Invention
The invention aims to solve the problems and provides a dual-motor driven electromechanical hybrid transmission stepped speed change structure which is provided with hybrid power by an engine and a motor and has a plurality of driving gears.
It is another object of the present invention to address the above issues and provide a vehicle having a dual motor driven electro-mechanical hybrid step-variable transmission architecture with multiple drive gears that is hybrid powered by an engine and a motor.
In order to achieve the purpose, the invention adopts the following technical scheme:
a dual-motor driven electromechanical hybrid transmission stepped speed change structure comprises a first driving motor and a second driving motor, wherein a first power input shaft and a second power input shaft are respectively connected to the first driving motor and the second driving motor, the first power input shaft and the second power input shaft are both in driving connection with the output shaft through a transmission mechanism, the transmission mechanism comprises a power collecting assembly for collecting power on the first power input shaft and the second power input shaft and a gear shifting assembly for shifting a transmission path, the power collection assembly and the gear shifting assembly are connected with each other, the first power input shaft and the second power input shaft are both connected to the power collection assembly, the gear shifting assembly is in driving connection with the power input shaft and also comprises a third power input shaft used for inputting the power of an engine, the third power input shaft is connected with the first power input shaft or the second power input shaft through a clutch.
In the above two-motor driven electromechanical hybrid transmission stepped speed change structure, the axial lines of the first power input shaft, the second power input shaft and the third power input shaft are mutually overlapped and parallel to the axial line of the output shaft.
In the above two-motor driven electromechanical hybrid transmission stepped speed change structure, the power collecting assembly includes at least one planetary row, the first power input shaft and the second power input shaft are respectively connected to a sun gear of the planetary row and a planetary gear of the planetary row, and the gear shifting assembly is connected to a planet carrier or an external gear of the planetary row.
In the above two-motor driven electromechanical hybrid transmission stepped speed change structure, the power collecting assembly includes a first planetary row and a second planetary row which are in driving connection with each other, the first power input shaft is connected with the first planet carrier of the first planetary row, and the second power input shaft is connected with the second sun gear of the second planetary row.
In the dual-motor driven electromechanical hybrid transmission stepped speed change structure, the first planet row comprises a first planet wheel connected with the first planet carrier, the first sun gear and the first gear ring are both meshed with the first planet wheel, the first planet wheel is positioned between the first sun gear and the first gear ring, and the gear shift assembly is connected to the first gear ring through a first connecting pipe;
the second planet row comprises a second planet wheel meshed with a second sun wheel, a second gear ring is meshed with the second planet wheel and the second planet wheel is positioned between the second sun wheel and the second gear ring, one end of a second planet carrier is connected with the second planet wheel, the other end of the second planet carrier is connected with a second connecting pipe fitting, and the gear shifting assembly is connected to the second connecting pipe fitting.
In the above-mentioned two-motor driven electromechanical hybrid transmission stepped speed change structure, the power collecting assembly further includes a transmission connecting member having one end connected to the first planetary gear and the other end connected to the second ring gear.
In the above two-motor driven electromechanical hybrid transmission stepped speed change structure, the second power input shaft is fixedly connected with the first sun gear.
In the above-mentioned two-motor driven electromechanical hybrid transmission stepped speed change structure, the shift assembly includes a second transmission gear that is idly sleeved on the first connecting pipe, and a first transmission gear and a third transmission gear that are idly sleeved on the second connecting pipe, the first gear coupling sleeve is located between the first transmission gear and the third transmission gear and is axially slidably and circumferentially fixedly connected with the second connecting pipe, sliding the first gear coupling sleeve can connect the first gear coupling sleeve with the first transmission gear or the third transmission gear, the shift assembly further includes a second gear coupling sleeve, the second gear coupling sleeve is axially slidably and circumferentially fixedly connected with the first connecting pipe, and sliding the second gear coupling sleeve can connect the second gear coupling sleeve with the second transmission gear, the first transmission gear is engaged with the fourth transmission gear, the second transmission gear is engaged with the fifth transmission gear, the third transmission gear is meshed with the sixth transmission gear, and the fourth transmission gear, the fifth transmission gear and the sixth transmission gear are fixedly connected to the output shaft.
In the above-described two-motor driven electromechanical hybrid transmission stepped transmission structure, the first planetary row and the second planetary row are parallel to each other.
A vehicle comprises a vehicle body, wherein the dual-motor driven electromechanical hybrid transmission stepped speed change structure is arranged in the vehicle body.
Compared with the prior art, the invention has the advantages that:
1. the invention realizes the input of hybrid power by using the first power input shaft, the second power input shaft and the third power input shaft, and realizes the multi-gear driving by switching different transmission paths by using the gear shifting component so as to change the transmission ratio.
2. The input shaft and the output shaft of the invention are coaxially or parallelly arranged, thereby obtaining larger torque and ensuring the stability of transmission.
Drawings
FIG. 1 is a schematic structural view of the present invention;
in the figure: the planetary gear set comprises a first driving motor 1, a second driving motor 2, a first power input shaft 3, a second power input shaft 4, a transmission mechanism 5, an output shaft 6, a power collecting assembly 7, a gear shifting assembly 8, a third power input shaft 9, a clutch 10, a first planetary row 71, a second planetary row 72, a transmission connecting piece 73, a first transmission gear 81, a second transmission gear 82, a third transmission gear 83, a first gear coupling sleeve 84, a second gear coupling sleeve 85, a fourth transmission gear 86, a fifth transmission gear 87, a sixth transmission gear 88, a first planetary carrier 711, a first planetary gear 712, a first sun gear 713, a first ring gear 714, a first connecting pipe 715, a second sun gear 721, a second planetary gear 722, a second ring gear 723, a second planetary carrier 724 and a second connecting pipe 725.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Example 1
The embodiment provides a dual-motor driven electromechanical hybrid transmission stepped speed change structure, as shown in fig. 1, including a first driving motor 1 and a second driving motor 2, a first power input shaft 3 and a second power input shaft 4 are respectively connected to the first driving motor 1 and the second driving motor 2, the first power input shaft 3 and the second power input shaft 4 are both in driving connection with an output shaft 6 through a transmission mechanism 5, the transmission mechanism 5 includes a power collecting assembly 7 for collecting power on the first power input shaft 3 and the second power input shaft 4 and a shift assembly 8 for switching a transmission path, the power collecting assembly 7 and the shift assembly 8 are connected with each other, the first power input shaft 3 and the second power input shaft 4 are both connected to the power collecting assembly 7, the shift assembly 8 is in driving connection with the power input shaft 4, and further includes a third power input shaft 9 for inputting power of an engine, the third power input shaft 9 is connected to the first power input shaft 3 or the second power input shaft 4 via a clutch 10.
When the invention is used, the power of the first driving motor 1 and the power of the second driving motor 2 are respectively input to the power collecting assembly 7 through the first power input shaft 3 and the second power input shaft 4 to realize power confluence, the power of the engine, such as an internal combustion engine, is input through the third power input shaft 9, so that the hybrid driving is realized, and different transmission paths can be switched between the input shaft and the output shaft through the gear shifting assembly 8, so that the transmission ratio is changed. Therefore, the invention realizes hybrid power input and driving by using the first power input shaft 3, the second power input shaft 4 and the third power input shaft 9, and realizes multi-gear driving by switching different transmission paths by using the gear shifting component 8 to change the transmission ratio.
Preferably, the axial lines of the first power input shaft 3, the second power input shaft 4 and the third power input shaft 9 coincide with each other and are parallel to the axial line of the output shaft 6. The input shaft and the output shaft of the invention are coaxially or parallelly arranged, thereby obtaining larger torque and ensuring the stability of transmission.
As shown in fig. 1, the power collecting assembly 7 includes at least one planetary row, the first power input shaft 3 and the second power input shaft 4 are respectively connected to a sun gear of the planetary row and a planetary gear of the planetary row, and the gear shifting assembly 8 is connected to a planet carrier or an external gear of the planetary row.
The planet rows may be arranged in one or more, for example in two parallel rows. Specifically, the power collecting assembly 7 includes a first planetary row 71 and a second planetary row 72 which are in driving connection with each other, the first power input shaft 3 is connected with a first carrier 711 of the first planetary row 71, the second power input shaft 4 is connected with a second sun gear 721 of the second planetary row 72, the first planetary row 71 includes a first planetary gear 712 connected with the first carrier 711, the first sun gear 713 and the first ring gear 714 are both meshed with the first planetary gear 712, the first planetary gear 712 is located between the first sun gear 713 and the first ring gear 714, and the gear shifting assembly 8 is connected with the first ring gear 714 through a first connecting pipe 715; the second planetary gear set 72 includes a second planetary gear 722 engaged with the second sun gear 721, a second ring gear 723 engaged with the second planetary gear 722 and the second planetary gear 722 located between the second sun gear 721 and the second ring gear 723, a second planetary carrier 724 having one end connected to the second planetary gear 722 and the other end connected to a second connecting pipe 725, and the gear shift assembly 8 is connected to the second connecting pipe 725.
Preferably, the power combining assembly 7 further comprises a transmission connecting member 73 having one end connected to the first planetary gear 712 and the other end connected to the second ring gear 723. Thus, during power transmission, part of the power of the first drive motor 1 can be transmitted to the second ring gear 723 via the first planetary gear 712 and the drive connection 73.
Preferably, the second power input shaft 4 is grounded to the first sun gear 713. Thus, during power transmission, part of the power of the second driving motor 2 can be transmitted to the first sun gear 713 through the second power input shaft 4.
As shown in fig. 1, the gearshift assembly 8 includes a second transmission gear 82 that is freely sleeved on a first connecting tube 715, and a first transmission gear 81 and a third transmission gear 83 that are freely sleeved on a second connecting tube 725, a first gear coupling sleeve 84 is located between the first transmission gear 81 and the third transmission gear 83 and is axially slidably and circumferentially fixedly connected with the second connecting tube 725, sliding the first gear coupling sleeve 84 can connect the first gear coupling sleeve 84 with the first transmission gear 81 or the third transmission gear 83, the gear shift assembly 8 further comprises a second gear engaging sleeve 85, the second gear engaging sleeve 85 is axially slidably and circumferentially fixedly connected with the first connecting pipe 715, and the sliding of the second gear coupling sleeve 85 can connect the second gear coupling sleeve 85 with the second transmission gear 82, and when the gear coupling sleeve is connected with the transmission gear, the power of the input shaft can be transmitted to the transmission gear. The first transmission gear 81 is meshed with the fourth transmission gear 86, the second transmission gear 82 is meshed with the fifth transmission gear 87, the third transmission gear 83 is meshed with the sixth transmission gear 88, and the fourth transmission gear 86, the fifth transmission gear 87 and the sixth transmission gear 88 are all fixedly connected to the output shaft 6.
The first power transmission route of the invention is as follows: sliding the first gear coupling sleeve 84 to couple the first gear coupling sleeve 84 with the first transmission gear 81, at this time, the power of the engine is transmitted to the output shaft 6 sequentially through the third power input shaft 9, the clutch 10, the first power input shaft 3, the first planet carrier 711, the first planet gear 712, the transmission connecting piece 73 or the first sun gear 713, the second ring gear 723 or the second sun gear 721, the second planet gear 722, the second planet carrier 724, the first transmission gear 81 and the fourth transmission gear 86; the power of the first driving motor 1 is transmitted to the output shaft 6 sequentially through the first power input shaft 3, the first planet carrier 711, the first planet gear 712, the transmission connecting piece 73 or the first sun gear 713, the second ring gear 723 or the second sun gear 721, the second planet gear 722, the second planet carrier 724, the first transmission gear 81 and the fourth transmission gear 86; the power of the second driving motor 2 is transmitted to the output shaft 6 sequentially through the second power input shaft 4, the second sun gear 721 or the first sun gear 713, the first planetary gear 712, the transmission connecting member 73, the second ring gear 723, the second planetary gear 722, the second planetary carrier 724, the first transmission gear 81 and the fourth transmission gear 86. The power of the engine and the power of the first driving motor 1 are converged on the first power input shaft 3, and the power of the first driving motor 1 and the power of the second driving motor 2 are converged on the power converging assembly 7. The transmission ratio of the transmission path is as follows:
wherein k is1Is the k value, i, of the first planetary row 711The transmission ratio between the first transmission gear 81 and the fourth transmission gear 86 is epsilon, and epsilon is the reciprocal of the motor speed regulation ratio. Thus, the drive path ratio typically takes on a value between 4.968 and 2.208.
The second power transmission route of the invention is as follows: the second gear engaging sleeve 85 is slid so that the second gear engaging sleeve 85 is engaged with the second transmission gear 82, and at this time, the power of the engine is transmitted to the output shaft 6 sequentially through the third power input shaft 9, the clutch 10, the first power input shaft 3, the first carrier 711, the first planetary gear 712, the first ring gear 714, the first connecting pipe 715, the second transmission gear 82 and the fifth transmission gear 87; the power of the first driving motor 1 is transmitted to the output shaft 6 sequentially through the first power input shaft 3, the first planet carrier 711, the first planet wheel 712, the first gear ring 714, the first connecting pipe 715, the second transmission gear 82 and the fifth transmission gear 87; the power of the second driving motor 2 is transmitted to the output shaft 6 sequentially through the second power input shaft 4, the first sun gear 713 or the second sun gear 721, the second planet gear 722, the second ring gear 723, the transmission connecting piece 73, the first planet gear 712, the first ring gear 714, the first connecting pipe 715, the second transmission gear 82 and the fifth transmission gear 87. The power of the engine and the power of the first drive motor 1 are combined on the first power input shaft 3, and the power of the first drive motor 1 and the power of the second drive motor 2 are combined on the first planetary gear 712. The transmission ratio of the transmission path is as follows:
wherein k is2Is the k value, i, of the second planetary row 722The transmission ratio between the second transmission gear 82 and the fifth transmission gear 87 is shown, and epsilon is the reciprocal of the motor speed regulation ratio. Thus, the transmission path ratio typically takes on values between 2.208 and 0.981.
The third power transmission route of the invention is as follows: sliding the first gear coupling sleeve 84 to couple the first gear coupling sleeve 84 with the third transmission gear 83, and transmitting the power of the engine to the output shaft 6 sequentially through the third power input shaft 9, the clutch 10, the first power input shaft 3, the first planet carrier 711, the first planet gear 712, the transmission connecting piece 73 or the first sun gear 713, the second ring gear 723 or the second sun gear 721, the second planet gear 722, the second planet carrier 724, the third transmission gear 83 and the sixth transmission gear 88; the power of the first driving motor 1 is transmitted to the output shaft 6 sequentially through the first power input shaft 3, the first planet carrier 711, the first planet gear 712, the transmission connecting piece 73 or the first sun gear 713, the second ring gear 723 or the second sun gear 721, the second planet gear 722, the second planet carrier 724, the third transmission gear 83 and the sixth transmission gear 88; the power of the second driving motor 2 is transmitted to the output shaft 6 sequentially through the second power input shaft 4, the second sun gear 721 or the first sun gear 713, the first planetary gear 712, the transmission connecting member 73, the second ring gear 723, the second planetary gear 722, the second planetary carrier 724, the third transmission gear 83 and the sixth transmission gear 88. The power of the engine and the power of the first driving motor 1 are converged on the first power input shaft 3, and the power of the first driving motor 1 and the power of the second driving motor 2 are converged on the power converging assembly 7. The transmission ratio of the transmission path is as follows:
wherein k is1Is the k value, i, of the first planetary row 713The transmission ratio between the third transmission gear 83 and the sixth transmission gear 88 is shown, and epsilon is the reciprocal of the motor speed ratio. Thus, the transmission path ratio typically takes on values between 0.981 and 0.436.
Example 2
The present embodiment provides a vehicle having the two-motor driven electromechanical hybrid transmission stepped transmission structure of embodiment 1, which includes a vehicle body in which the two-motor driven electromechanical hybrid transmission stepped transmission structure is provided, as shown in fig. 1.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Although the first driving motor 1, the second driving motor 2, the first power input shaft 3, the second power input shaft 4, the transmission mechanism 5, the output shaft 6, the power collecting assembly 7, the gear shifting assembly 8, the third power input shaft 9, the clutch 10, the first planetary row 71, the second planetary row 72, the transmission connecting member 73, the first transmission gear 81, the second transmission gear 82 and the third transmission gear 83 are used more, first gear coupling sleeve 84, second gear coupling sleeve 85, fourth transmission gear 86, fifth transmission gear 87, sixth transmission gear 88, first planet carrier 711, first planet gear 712, first sun gear 713, first ring gear 714, first connecting pipe 715, second sun gear 721, second planet gear 722, second ring gear 723, second planet carrier 724, second connecting pipe 725, etc., without excluding the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.
Claims (10)
1. The utility model provides a two motor drive's electromechanical hybrid transmission stepped speed change structure, includes first driving motor (1) and second driving motor (2), and first power input shaft (3) and second power input shaft (4) are connected respectively on first driving motor (1) and second driving motor (2), first power input shaft (3) and second power input shaft (4) all are connected with output shaft (6) drive through drive mechanism (5), its characterized in that: the transmission mechanism (5) comprises a power collection assembly (7) for collecting power on the first power input shaft (3) and the second power input shaft (4) and a gear shifting assembly (8) for switching a transmission path, the power collection assembly (7) is connected with the gear shifting assembly (8), the first power input shaft (3) and the second power input shaft (4) are connected to the power collection assembly (7), the gear shifting assembly (8) is in driving connection with the power input shaft (4), the transmission mechanism further comprises a third power input shaft (9) for inputting power of an engine, and the third power input shaft (9) is connected with the first power input shaft (3) or the second power input shaft (4) through a clutch (10).
2. The two-motor driven electromechanical hybrid transmission stepped speed change structure according to claim 1, characterized in that: the axial leads of the first power input shaft (3), the second power input shaft (4) and the third power input shaft (9) are overlapped with each other and are parallel to the axial lead of the output shaft (6).
3. The two-motor driven electromechanical hybrid transmission stepped speed change structure according to claim 1, characterized in that: the power collection assembly (7) comprises at least one planet row, the first power input shaft (3) and the second power input shaft (4) are respectively connected to a sun gear of the planet row and a planet gear of the planet row, and the gear shift assembly (8) is connected with a planet carrier or an external gear of the planet row.
4. The two-motor driven electromechanical hybrid transmission stepped speed change structure according to claim 1, characterized in that: the power collecting assembly (7) comprises a first planetary row (71) and a second planetary row (72) which are in driving connection with each other, the first power input shaft (3) is connected with a first planet carrier (711) of the first planetary row (71), and the second power input shaft (4) is connected with a second sun gear (721) of the second planetary row (72).
5. The two-motor driven electromechanical hybrid transmission stepped-ratio transmission structure according to claim 4, characterized in that: the first planetary row (71) comprises a first planetary wheel (712) connected with a first planetary carrier (711), a first sun wheel (713) and a first gear ring (714) are meshed with the first planetary wheel (712), the first planetary wheel (712) is positioned between the first sun wheel (713) and the first gear ring (714), and the gear shifting assembly (8) is connected to the first gear ring (714) through a first connecting pipe (715);
the second planet row (72) comprises second planet wheels (722) meshed with the second sun wheel (721), the second ring gear (723) is meshed with the second planet wheels (722), the second planet wheels (722) are located between the second sun wheel (721) and the second ring gear (723), one end of a second planet carrier (724) is connected with the second planet wheels (722), the other end of the second planet carrier is connected with a second connecting pipe (725), and the gear shifting assembly (8) is connected to the second connecting pipe (725).
6. The two-motor driven electromechanical hybrid transmission stepped-speed change structure according to claim 5, characterized in that: the power collection assembly (7) further comprises a transmission connecting piece (73) of which one end is connected to the first planet wheel (712) and the other end is connected to the second gear ring (723).
7. The two-motor driven electromechanical hybrid transmission stepped-speed change structure according to claim 5, characterized in that: the second power input shaft (4) is fixedly connected with the first sun gear (713).
8. The two-motor driven electromechanical hybrid transmission stepped-speed change structure according to claim 5, characterized in that: the gear shifting assembly (8) comprises a second transmission gear (82) which is sleeved on the first connecting pipe fitting (715) in an empty mode, and a first transmission gear (81) and a third transmission gear (83) which are sleeved on the second connecting pipe fitting (725) in an empty mode, a first gear combination sleeve (84) is located between the first transmission gear (81) and the third transmission gear (83) and is fixedly connected with the second connecting pipe fitting (725) in an axial sliding mode and a circumferential direction, the first gear combination sleeve (84) can be connected with the first transmission gear (81) or the third transmission gear (83) by sliding the first gear combination sleeve (84), the gear shifting assembly (8) further comprises a second gear combination sleeve (85), the second gear combination sleeve (85) is fixedly connected with the first connecting pipe fitting (715) in an axial sliding mode and a circumferential direction, and the second gear combination sleeve (85) can be connected with the second transmission gear (82) by sliding the second gear combination sleeve (85), the first transmission gear (81) is meshed with a fourth transmission gear (86), the second transmission gear (82) is meshed with a fifth transmission gear (87), the third transmission gear (83) is meshed with a sixth transmission gear (88), and the fourth transmission gear (86), the fifth transmission gear (87) and the sixth transmission gear (88) are all fixedly connected to the output shaft (6).
9. The two-motor driven electromechanical hybrid transmission stepped-ratio transmission structure according to claim 4, characterized in that: the first planetary row (71) and the second planetary row (72) are parallel to each other.
10. A vehicle, comprising a vehicle body, characterized in that: the vehicle body is internally provided with a dual-motor driven electromechanical hybrid transmission stepped speed change structure according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011484747.0A CN112590525B (en) | 2020-12-16 | 2020-12-16 | Dual-motor driven electromechanical hybrid transmission stepped speed change structure and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011484747.0A CN112590525B (en) | 2020-12-16 | 2020-12-16 | Dual-motor driven electromechanical hybrid transmission stepped speed change structure and vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112590525A true CN112590525A (en) | 2021-04-02 |
| CN112590525B CN112590525B (en) | 2022-05-17 |
Family
ID=75196178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011484747.0A Active CN112590525B (en) | 2020-12-16 | 2020-12-16 | Dual-motor driven electromechanical hybrid transmission stepped speed change structure and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112590525B (en) |
Citations (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000203289A (en) * | 1999-01-14 | 2000-07-25 | Kyowa Gokin Kk | Drive for automobile |
| US20140357441A1 (en) * | 2013-05-28 | 2014-12-04 | Ford Global Technologies, Llc | Powersplit powertrain for a hybrid electric vehicle |
| CN105346371A (en) * | 2015-09-02 | 2016-02-24 | 重庆长安汽车股份有限公司 | Hybrid vehicle compound planetary gear set dynamic coupling mechanism |
| CN105644335A (en) * | 2014-11-14 | 2016-06-08 | 上海汽车集团股份有限公司 | Dual-motor power system and dual-motor hybrid power system for vehicle |
| CN106042890A (en) * | 2016-06-13 | 2016-10-26 | 科力远混合动力技术有限公司 | Hybrid power transmission device |
| CN106183780A (en) * | 2016-08-30 | 2016-12-07 | 上海交通大学 | The coaxial coupling drive system of dual planetary gear system bi-motor |
| CN106687320A (en) * | 2014-09-29 | 2017-05-17 | 斯堪尼亚商用车有限公司 | Hybrid powertrain and a vehicle with such a hybrid powertrain |
| CN107839466A (en) * | 2017-12-08 | 2018-03-27 | 广西玉柴机器股份有限公司 | A kind of double planet wheel rows of mixing bi-motor integrated form hybrid transmissions |
| CN108394264A (en) * | 2018-01-31 | 2018-08-14 | 江苏汤臣汽车零部件有限公司 | Four-gear hybrid power assembly |
| CN108944405A (en) * | 2018-07-23 | 2018-12-07 | 深圳兴康动力总成有限公司 | A kind of hybrid electric drive system device |
| CN109372960A (en) * | 2018-11-28 | 2019-02-22 | 宁波上中下自动变速器有限公司 | Single motor single planetary gear multistage gear shift transmission and automobile |
| US20190105980A1 (en) * | 2017-10-10 | 2019-04-11 | GM Global Technology Operations LLC | Dual electric machine co-drive system with selective booster of electric machine |
| CN109866598A (en) * | 2017-12-05 | 2019-06-11 | 吉利汽车研究院（宁波）有限公司 | A kind of mixed dynamic power drive unit of automobile |
| CN109866595A (en) * | 2017-12-05 | 2019-06-11 | 吉利汽车研究院（宁波）有限公司 | A kind of automobile hybrid power mechanism |
| CN109866594A (en) * | 2017-12-05 | 2019-06-11 | 吉利汽车研究院（宁波）有限公司 | A kind of double-motor hybrid driving device |
| CN109866604A (en) * | 2017-12-05 | 2019-06-11 | 吉利汽车研究院（宁波）有限公司 | A kind of double-motor hybrid assembly |
| CN110039989A (en) * | 2017-05-02 | 2019-07-23 | 北京理工大学 | Commercial vehicle hybrid transmissions with slow function |
| CN110271403A (en) * | 2019-06-12 | 2019-09-24 | 浙江吉利控股集团有限公司 | A kind of bi-motor hybrid dynamic system speed change gear |
| US20190308628A1 (en) * | 2018-04-05 | 2019-10-10 | Honda Motor Co., Ltd. | Hybrid vehicle drive system |
| WO2020074675A1 (en) * | 2018-10-10 | 2020-04-16 | Hofer Powertrain Innovation Gmbh | Dedicated hybrid transmission, particularly as part of a drive train, and operating method of such a drive train |
| CN111301145A (en) * | 2020-03-17 | 2020-06-19 | 苏州亚太金属有限公司 | Hybrid power system and driving method thereof |
-
2020
- 2020-12-16 CN CN202011484747.0A patent/CN112590525B/en active Active
Patent Citations (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000203289A (en) * | 1999-01-14 | 2000-07-25 | Kyowa Gokin Kk | Drive for automobile |
| US20140357441A1 (en) * | 2013-05-28 | 2014-12-04 | Ford Global Technologies, Llc | Powersplit powertrain for a hybrid electric vehicle |
| CN106687320A (en) * | 2014-09-29 | 2017-05-17 | 斯堪尼亚商用车有限公司 | Hybrid powertrain and a vehicle with such a hybrid powertrain |
| CN105644335A (en) * | 2014-11-14 | 2016-06-08 | 上海汽车集团股份有限公司 | Dual-motor power system and dual-motor hybrid power system for vehicle |
| CN105346371A (en) * | 2015-09-02 | 2016-02-24 | 重庆长安汽车股份有限公司 | Hybrid vehicle compound planetary gear set dynamic coupling mechanism |
| CN106042890A (en) * | 2016-06-13 | 2016-10-26 | 科力远混合动力技术有限公司 | Hybrid power transmission device |
| CN106183780A (en) * | 2016-08-30 | 2016-12-07 | 上海交通大学 | The coaxial coupling drive system of dual planetary gear system bi-motor |
| CN110039989A (en) * | 2017-05-02 | 2019-07-23 | 北京理工大学 | Commercial vehicle hybrid transmissions with slow function |
| US20190105980A1 (en) * | 2017-10-10 | 2019-04-11 | GM Global Technology Operations LLC | Dual electric machine co-drive system with selective booster of electric machine |
| CN109866604A (en) * | 2017-12-05 | 2019-06-11 | 吉利汽车研究院（宁波）有限公司 | A kind of double-motor hybrid assembly |
| CN109866598A (en) * | 2017-12-05 | 2019-06-11 | 吉利汽车研究院（宁波）有限公司 | A kind of mixed dynamic power drive unit of automobile |
| CN109866595A (en) * | 2017-12-05 | 2019-06-11 | 吉利汽车研究院（宁波）有限公司 | A kind of automobile hybrid power mechanism |
| CN109866594A (en) * | 2017-12-05 | 2019-06-11 | 吉利汽车研究院（宁波）有限公司 | A kind of double-motor hybrid driving device |
| CN107839466A (en) * | 2017-12-08 | 2018-03-27 | 广西玉柴机器股份有限公司 | A kind of double planet wheel rows of mixing bi-motor integrated form hybrid transmissions |
| CN108394264A (en) * | 2018-01-31 | 2018-08-14 | 江苏汤臣汽车零部件有限公司 | Four-gear hybrid power assembly |
| US20190308628A1 (en) * | 2018-04-05 | 2019-10-10 | Honda Motor Co., Ltd. | Hybrid vehicle drive system |
| CN108944405A (en) * | 2018-07-23 | 2018-12-07 | 深圳兴康动力总成有限公司 | A kind of hybrid electric drive system device |
| WO2020074675A1 (en) * | 2018-10-10 | 2020-04-16 | Hofer Powertrain Innovation Gmbh | Dedicated hybrid transmission, particularly as part of a drive train, and operating method of such a drive train |
| CN109372960A (en) * | 2018-11-28 | 2019-02-22 | 宁波上中下自动变速器有限公司 | Single motor single planetary gear multistage gear shift transmission and automobile |
| CN110271403A (en) * | 2019-06-12 | 2019-09-24 | 浙江吉利控股集团有限公司 | A kind of bi-motor hybrid dynamic system speed change gear |
| CN111301145A (en) * | 2020-03-17 | 2020-06-19 | 苏州亚太金属有限公司 | Hybrid power system and driving method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 陈仙宝等: "汽车分层耦合电驱动构型、参数匹配与能效分析", 《机械工程学报》 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112590525B (en) | 2022-05-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10899219B2 (en) | Power drive system and vehicle | |
| CN106882032A (en) | The double mode hybrid transmissions of front drive vehicle | |
| US10670117B2 (en) | Power transmission apparatus for vehicle | |
| CN110920367A (en) | Coaxial two-gear electric drive axle | |
| CN110962570B (en) | Hybrid power driving system and vehicle | |
| WO2023051513A1 (en) | Power transmission system and vehicle | |
| CN108482114A (en) | A kind of two grades of speed change electric drive axle assemblies of two-row planetary gear formula | |
| US20190168600A1 (en) | Power drive system and vehicle | |
| CN113427994B (en) | Double-motor single-planetary-row hybrid power system | |
| CN214743080U (en) | Two-speed transmission without power interruption for electrically driven vehicle | |
| CN214001301U (en) | Dual motor driven multi-speed transmission for electrically driven vehicle | |
| CN111791694A (en) | Coaxial two-gear driving system | |
| CN112606674B (en) | Electromechanical hybrid transmission stepless speed change structure and vehicle | |
| CN210454446U (en) | Hybrid power transmission device | |
| CN112590525B (en) | Dual-motor driven electromechanical hybrid transmission stepped speed change structure and vehicle | |
| CN214420211U (en) | Dual-motor driven electromechanical hybrid transmission stepped speed change structure and vehicle | |
| CN114475208A (en) | Coaxial multi-gear front-drive hybrid power system | |
| CN210161895U (en) | Hybrid power driving system and vehicle | |
| CN210126429U (en) | Series-parallel hybrid power system based on two gearboxes | |
| CN214396396U (en) | Electromechanical hybrid transmission stepless speed change structure and vehicle | |
| CN109109647B (en) | Hybrid electric vehicle and hybrid power driving assembly thereof | |
| CN215360911U (en) | Planetary hybrid drive for a motor vehicle | |
| CN215360912U (en) | Double-motor planetary hybrid power transmission device of motor vehicle | |
| CN219706688U (en) | Double-intermediate-shaft electric drive shafting arrangement structure with auxiliary box and engineering vehicle | |
| CN215360905U (en) | Multi-gear speed hybrid power device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Dual motor driven electromechanical hybrid transmission with stepwise variable speed structure and vehicles Effective date of registration: 20231214 Granted publication date: 20220517 Pledgee: China Minsheng Bank Limited Jinhua Branch Pledgor: Zhejiang Panhu Power Technology Co.,Ltd. Registration number: Y2023980071207 |