CN111114275A - Hybrid drive systems and vehicles - Google Patents

Abstract

The present invention provides a hybrid drive system and a vehicle, comprising an engine, a motor, a first clutch, a second clutch, a third clutch, a first input shaft, a second input shaft, a third input shaft, an output shaft, and a first gear group, the second gear group and the third gear group; the engine is connected with the first input shaft, the second input shaft and the third input shaft respectively through the first clutch, the second clutch and the third clutch; the first input shaft, the second input shaft The input shaft and the third input shaft are respectively connected to the output shaft through the first gear set, the second gear set and the third gear set to reduce the speed; the motor is connected with the third input shaft or the output shaft; the first gear set, the second gear set and the The third gear set corresponds to three speed ratios. The power of the engine can be selectively transmitted to the output shaft through one gear set of the first gear set, the second gear set and the third gear set, so as to realize the three-speed speed change of the engine, and the motor can generate electricity or drive to meet different driving requirements , improve the economy.

Description

Hybrid drive systems and vehicles

technical field

The invention belongs to the field of power technology, and in particular relates to a hybrid drive system and a vehicle.

Background technique

Hybrid drive systems can improve vehicle economy in a number of ways. For example, the engine can be shut down during idling, deceleration or braking to drive in an electric-only drive mode to eliminate efficiency losses due to engine drag. In addition, energy generated by regenerative braking or stored in the power battery by the electric machine during engine operation can be utilized in pure electric drive mode, or supplemented with engine torque or power in hybrid drive mode.

Hybrid vehicles can be driven by combining at least two different types of power. At present, most hybrid vehicles use a gasoline-electric hybrid drive system, which includes an engine powered by fuel and an electric motor driven by electricity. In order to improve the combustion efficiency of the engine to the greatest extent, the hybrid drive system developed by many car manufacturers adopts a dual-motor structure, that is, in addition to the drive motor, a generator is also added. Due to the simultaneous existence of the engine, generator and drive motor, the connection and control between the three will directly affect the performance of the hybrid vehicle.

The existing hybrid drive system includes an engine, a power motor, an auxiliary motor, a first input shaft, a second input shaft, a first output shaft and a second output shaft, and the engine outputs power to the wheels of the hybrid vehicle through dual clutches , the second input shaft is coaxially sleeved on the first input shaft, the engine is arranged to selectively engage one of the first input shaft and the second input shaft through the dual clutch, the first input shaft and the second input shaft A gear drive gear is arranged on each input shaft in the first output shaft and the second output shaft is arranged in parallel with the first input shaft. The gear driven gear, the gear driven gear meshes with the gear driving gear correspondingly, the power motor is arranged to be linked with the first input shaft or the second input shaft, the auxiliary motor is connected with the engine and is driven by the engine to generate electricity to achieve Charge the power battery; although two motors are provided, the two motors are functionally differentiated. The power motor is only used for driving, and the auxiliary motor is only used for power generation. The charging efficiency is low, and the engine has only two power output gears. , cannot effectively keep the hybrid drive system working in the high-efficiency range.

In addition, it is difficult for the existing hybrid drive system to simultaneously solve the low-speed and medium-low-speed engine efficiency problems, the electrical balance problem, and the engine high-speed dynamic problem. The engine is difficult to work in the fuel economy range, and the vehicle economy is poor.

SUMMARY OF THE INVENTION

The technical problem to be solved by the present invention is to provide a hybrid drive system and a vehicle for the problem of poor vehicle economy in the existing solution.

In order to solve the above technical problems, on the one hand, an embodiment of the present invention provides a hybrid drive system, including an engine, a motor, a first clutch, a second clutch, a third clutch, a first input shaft, a second input shaft, a third an input shaft, an output shaft, a first gear set, a second gear set and a third gear set;

the engine is connected to the first input shaft, the second input shaft and the third input shaft through the first clutch, the second clutch and the third clutch, respectively;

the first input shaft, the second input shaft and the third input shaft are connected to the output shaft through the first gear set, the second gear set and the third gear set, respectively;

the motor is connected to the third input shaft or the output shaft;

The first gear set, the second gear set and the third gear set correspond to three speed ratios.

On the other hand, an embodiment of the present invention also provides a vehicle including the above hybrid drive system.

In the hybrid drive system and the vehicle according to the embodiments of the present invention, by controlling the engagement or disconnection of the first clutch, the second clutch and the third clutch, the power of the engine can selectively pass through the first gear set, the second gear set and the third clutch. One gear set in the three gear sets transmits power to the output shaft, so that the engine can output three speed ratios to realize the three-speed speed change of the engine. The motor can be used for power generation or driving, and can realize pure electric drive mode and parallel drive mode. And engine direct drive mode, and many of the drive modes have multiple gears, which can meet different driving force requirements, try to make the engine work in the range with higher fuel economy, and make the motor work in a higher economy. It solves the problem of engine efficiency and electrical balance at low and medium speed, and the problem of engine power at high speed, and the system has high working efficiency, thereby improving vehicle economy; the hybrid drive system has a simple and compact structure and uses The number of components is less, the structural complexity of the hybrid drive system is reduced, the energy transmission loss is less, and the system efficiency is improved.

Description of drawings

1 is a schematic structural diagram 1 of a hybrid drive system provided by the present invention;

FIG. 2 is a schematic structural diagram 2 of the hybrid drive system provided by the present invention;

FIG. 3 is a schematic structural diagram 3 of the hybrid drive system provided by the present invention;

FIG. 4 is a schematic diagram 4 of the structure of the hybrid drive system provided by the present invention;

FIG. 5 is a schematic structural diagram 5 of the hybrid drive system provided by the present invention;

FIG. 6 is a schematic structural diagram 6 of the hybrid drive system provided by the present invention;

FIG. 7 is a schematic diagram 7 of the structure of the hybrid drive system provided by the present invention;

FIG. 8 is a schematic structural diagram 8 of the hybrid drive system provided by the present invention;

FIG. 9 is a schematic structural diagram 9 of the hybrid drive system provided by the present invention;

FIG. 10 is a schematic structural diagram ten of the hybrid drive system provided by the present invention;

FIG. 11 is a schematic structural diagram eleven of the hybrid drive system provided by the present invention;

FIG. 12 is a schematic structural diagram 12 of the hybrid drive system provided by the present invention;

FIG. 13 is a schematic structural diagram thirteen of the hybrid drive system provided by the present invention;

FIG. 14 is a schematic diagram fourteen of the structure of the hybrid drive system provided by the present invention;

FIG. 15 is a partial power transmission road map of the hybrid drive system shown in FIG. 1 in a pure electric drive mode;

FIG. 16 is a partial power transmission route diagram of the hybrid drive system shown in FIG. 1 in the first parallel drive mode;

FIG. 17 is a partial power transmission route diagram of the hybrid drive system shown in FIG. 1 in the second parallel drive mode;

FIG. 18 is a partial power transmission road map of the hybrid drive system shown in FIG. 1 in a third parallel drive mode;

FIG. 19 is a partial power transmission road map of the hybrid drive system shown in FIG. 1 in the first engine direct drive mode;

FIG. 20 is a partial power transmission road map of the hybrid drive system shown in FIG. 1 in the second engine direct drive mode;

FIG. 21 is a partial power transmission road map of the hybrid drive system shown in FIG. 1 in the third engine direct drive mode;

FIG. 22 is a power transmission route diagram of a part of the hybrid drive system shown in FIG. 1 in the fourth engine direct drive mode;

FIG. 23 is a partial power transmission road map of the hybrid drive system shown in FIG. 1 in the fifth engine direct drive mode;

FIG. 24 is a partial power transmission road map of the hybrid drive system shown in FIG. 1 in the sixth engine direct drive mode;

FIG. 25 is a schematic structural diagram of a vehicle provided by the present invention.

The reference numbers in the description are as follows:

1, engine; 2, motor; 3, first clutch; 4, second clutch; 5, third clutch; 6, fourth clutch; 7, brake;

8. Planetary gear mechanism; 801, sun gear; 802, planet carrier; 803, ring gear; 804, planetary gear;

9. Synchronizer; 10. First input shaft; 11. Second input shaft; 12. Third input shaft;

13, output shaft; 131, first shaft segment; 132, second shaft segment;

14. The first gear set; 141. The first driving gear; 142. The first driven gear;

15. The second gear set; 151, the second driving gear; 152, the second driven gear;

16, the third gear set; 161, the third driving gear; 162, the third driven gear;

17. The fourth gear set; 171, the fourth driving gear; 172, the fourth driven gear;

18. The fifth gear set; 181, the fifth driving gear; 182, the fifth driven gear;

19. Final gear; 20. Differential; 21. Wheels;

100. Vehicle; 200. Hybrid drive system.

Detailed ways

In order to make the technical problems, technical solutions and beneficial effects solved by the present invention clearer, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, but not to limit the present invention.

first embodiment

Referring to FIGS. 1 and 3 , a power drive system provided by the first embodiment of the present invention includes an engine 1, a motor 2, a first clutch 3, a second clutch 4, a third clutch 5, a first input shaft 10, the second input shaft 11, the third input shaft 12, the output shaft 13, the first gear set 14, the second gear set 15 and the third gear set 16;

The engine 1 is connected with the first input shaft 10, the second input shaft 11 and the third input shaft 12 through the first clutch 3, the second clutch 4 and the third clutch 5, respectively;

The first input shaft 10 , the second input shaft 11 and the third input shaft 12 are respectively connected to the output shaft 13 through the first gear set 14 , the second gear set 15 and the third gear set 16 to reduce speed;

The motor 2 is connected to the third input shaft 12 or the output shaft 13;

The first gear set 14 , the second gear set 15 and the third gear set 16 correspond to three speed ratios.

By controlling the engagement or disengagement of the first clutch 3 , the second clutch 4 , and the third clutch 5 , the power of the engine 1 can be selectively passed through the first gear set 14 , the second gear set 15 and the third gear set 16 . A gear set transmits power to the output shaft 13, so that the engine 1 can output three speed ratios, realize the three-speed speed change of the engine 1, and the motor 2 can be used for power generation or driving, and can realize the pure electric drive mode, parallel drive mode and The engine direct drive mode, and many of the drive modes have multiple gears, which can meet different driving force requirements, and make the engine 1 work in the range with higher fuel economy as much as possible, and make the motor 2 work in the region with higher fuel economy. It solves the problem of engine 1 efficiency and electrical balance at low and medium speeds and the power problem of engine 1 at high speed, and the system has high working efficiency, thereby improving vehicle economy; the hybrid drive system has a simple and compact structure. , the number of components used is less, the structural complexity of the hybrid drive system is reduced, the energy transmission loss is less, and the system efficiency is improved.

In addition, referring to FIG. 1 , the hybrid drive system further includes a final gear 19 and a differential gear 20 , the final gear 19 is connected to the output end of the output shaft 13 , and the differential gear 20 is connected to the final gear 19 and the wheels 21 . In between, the power of the output shaft 13 is transmitted to the wheels 21 through the final reducer 19 and the differential gear 20 to drive the vehicle. Of course, an output member for transmitting power may also be provided between the output shaft 13 and the final reducer 19 .

Preferably, please refer to FIG. 1 , the first gear set 14 includes a first driving gear 141 arranged on the first input shaft 10 and a first driven gear 142 arranged on the output shaft 13 . A driven gear 142 meshes;

The second gear set 15 includes a second driving gear 151 arranged on the second input shaft 11 and a second driven gear 152 arranged on the output shaft 13, and the second driving gear 151 meshes with the second driven gear 152;

The third gear set 16 includes a third driving gear 161 provided on the third input shaft 12 and a third driven gear 162 provided on the output shaft 13. The third driving gear 161 meshes with the third driven gear 162; simplified The power output path is eliminated, the structure is simpler and more compact, and the power transmission loss is reduced and the power drive system is miniaturized.

Preferably, referring to FIG. 5, when the motor 2 is connected to the output shaft 13, the hybrid drive system further includes a fourth input shaft and a fourth gear set 17, the motor 2 is connected to the fourth input shaft, and the fourth input shaft passes through the fourth input shaft. The four-gear set 17 is connected to the output shaft 13;

More preferably, referring to FIG. 5, the fourth gear set 17 includes a fourth driving gear 171 arranged on the fourth input shaft and a fourth driven gear 172 arranged on the output shaft 13; the structure is simple and compact, which is beneficial to Reduce energy transmission loss and miniaturization of power drive system.

Of course, the motor 2 can also be connected to the output shaft 13 through other deceleration structures, such as the planetary gear mechanism 8 .

Preferably, when the motor 2 is connected to the third input shaft 12, the hybrid drive system further includes a speed-increasing gear set, and the third input shaft 12 is connected to the motor 2 through the speed-increasing gear set; The speed-up and down-current of the motor 2 and the deceleration and current-increase of the motor 2 to the third input shaft 12 .

Preferably, referring to FIG. 1 , the first clutch 3 , the second clutch 4 and the third clutch 5 are integrated three-clutches, the first input shaft 10 and the second input shaft 11 are hollow shafts, and the first input shaft 10 can be The third input shaft 12 is rotatably arranged in the shaft hole of the first input shaft 10 and is rotatably arranged in the shaft hole of the second input shaft 11 . The structure is simple and compact, which is beneficial to the miniaturization of the hybrid drive system and minimizes the loss of energy transmission.

More preferably, the first clutch 3, the second clutch 4 and the third clutch 5 are fixed coaxially; the third clutch 5 is embedded in the first clutch 3 and the second clutch 4 (refer to FIG. 1), or the first clutch 3 and the third clutch 5 are fitted into the second clutch 4 (not shown). The integration of the first clutch 3, the second clutch 4 and the third clutch 5 is realized. The third clutch 5 corresponding to the third input shaft 12 located at the center of the input shaft is arranged in the inner layer of the integrated three-clutch, and the input shaft is located in the inner layer of the integrated three-clutch. The second clutch 4 corresponding to the outermost second input shaft 11 is provided in the outer layer of the integrated three-clutch, and the first clutch 3 corresponding to the first input shaft 10 in the center of the input shaft is provided in the integrated three-clutch. The inner or outer layer has a simple and compact structure, which is conducive to the miniaturization of the integrated three-clutch, and can also be applied to a shorter input shaft (compared with the first clutch 3, the second clutch 4 and the third clutch 5 arranged in a row). time), which is beneficial to reduce the load.

More preferably, the driven part of the first clutch 3 is closer to the axis of the engine 1 than the driving part, the driven part of the second clutch 4 is closer to the axis of the engine 1 than the driving part, and the driven part of the second clutch 4 is more active. The parts are closer to the axis of the engine 1, which is beneficial to reduce the size of the first input shaft 10, the second input shaft 11 and the third input shaft 12, thereby reducing the load.

The hybrid drive system provided by the first embodiment has the following multiple drive modes: pure electric drive mode, 3 parallel drive modes (first parallel drive mode, second parallel drive mode and third parallel drive mode), 6 engines Direct drive modes (first engine direct drive mode, second engine direct drive mode, third engine direct drive mode, fourth engine direct drive mode, fifth engine direct drive mode, and sixth engine direct drive mode). The operation logic in each driving mode is shown in Table 1, and the first gear set 14, the second gear set 15 and the third gear set 16 are also represented by GS1, GS2 and GS3 in Table 1 and FIGS. 15-24, respectively.

Table 1 Operation logic table in each driving mode (first embodiment)

drive mode first clutch second clutch third clutch engine motor Pure electric drive disconnect disconnect disconnect Not working drive first parallel drive engage disconnect disconnect drive drive second parallel drive disconnect engage disconnect drive drive third parallel drive disconnect disconnect engage drive drive first engine direct drive engage disconnect disconnect drive power generation second engine direct drive disconnect engage disconnect drive power generation third engine direct drive disconnect disconnect engage drive power generation Fourth engine direct drive engage disconnect disconnect drive Not working Fifth engine direct drive disconnect engage disconnect drive Not working sixth engine direct drive disconnect disconnect engage drive Not working

The power transmission route in each drive mode will be described in detail below.

When the motor 2 is connected to the third input shaft 12 (please refer to Figure 1): the power path from the motor 2 to the output shaft 13 is: motor 2 -> the third input shaft 12 -> the third gear set 16 -> the output shaft 13. The power route from the output shaft 13 to the motor 2 is: the output shaft 13->the third gear set 16->the third input shaft 12->the motor 2; The route from the motor 2 to the third input shaft 12 is: motor 2 -> the speed-increasing gear set -> the third input shaft 12, and the route from the third input shaft 12 to the motor 2 is: the third input shaft 12 -> the speed-increasing Gear set -> Motor 2;

When the motor 2 is connected to the output shaft 13 (refer to Figure 3 and Figure 5): the power path from the motor 2 to the output shaft 13 is: motor 2 -> the output shaft 13, and the power path from the output shaft 13 to the motor 2 is : output shaft 13 -> motor 2; further, if there is also a fourth gear set 17 (see Figure 5), the route from motor 2 to output shaft 13 is: motor 2 -> fourth input shaft -> Fourth gear set 17 -> output shaft 13, the route from output shaft 13 to motor 2 is: output shaft 13 -> fourth gear set 17 -> fourth input shaft -> motor 2;

In order to simplify the description of the power transmission routes of the following modes of the first embodiment, the specific paths from the motor 2 to the output shaft 13 and from the output shaft 13 to the motor 2 are omitted in the description of the power transmission routes.

(1) Pure electric drive mode

Disconnect the first clutch 3, the second clutch 4 and the third clutch 5, the engine 1 does not work, and the motor 2 is driven to establish a pure electric drive mode;

Please refer to Figure 15, the power transmission route in this driving mode is: motor 2 -> output shaft 13 output.

In the pure electric drive mode: the power drive system uses the motor 2 to drive the wheels 21 while the engine 1 does not work, so that the first gear ratio output of the motor 2 is realized.

(9) The first parallel drive mode

The first clutch 3 is engaged, the second clutch 4 and the third clutch 5 are disconnected, the engine 1 is driven, and the motor 2 is driven to establish the first parallel driving mode;

Please refer to FIG. 16 , the power transmission route 1 in this driving mode is: engine 1 -> first clutch 3 -> first input shaft 10 -> first gear set 14 -> output shaft 13 output;

Power transmission route 2 is: motor 2 -> output shaft 13 output.

(10) The second parallel drive mode

The second clutch 4 is engaged, the first clutch 3 and the third clutch 5 are disconnected, the engine 1 is driven, and the motor 2 is driven to establish the second parallel driving mode;

Please refer to FIG. 17 , the power transmission route 1 in this driving mode is: engine 1 -> second clutch 4 -> second input shaft 11 -> second gear set 15 -> output shaft 13 output;

Power transmission route 2 is: motor 2 -> output shaft 13 output.

(11) The third parallel drive mode

The third clutch 5 is engaged, the first clutch 3 and the second clutch 4 are disconnected, the engine 1 is driven, and the motor 2 is driven to establish the third parallel driving mode;

Please refer to Fig. 18, the power transmission route 1 in this driving mode is: engine 1 -> third clutch 5 -> third input shaft 12 -> third gear set 16 -> output shaft 13 output;

Power transmission route 2 is: motor 2 -> output shaft 13 output.

In the first parallel drive mode, the second parallel drive mode and the third parallel drive mode: the power drive system is jointly driven by the engine 1 and the motor 2, and by switching the first clutch 3, the second clutch 4, and the third clutch 5, to achieve The third gear ratio output of engine 1.

(12) The first engine direct drive mode (electric motor 2 generates electricity)

The first clutch 3 is engaged, the second clutch 4 and the third clutch 5 are disconnected, the engine 1 is driven, and the motor 2 generates electricity to establish the first engine direct drive mode;

Please refer to FIG. 19 , the power transmission route 1 in this driving mode is: engine 1 -> first clutch 3 -> first input shaft 10 -> first gear set 14 or fifth gear set 18 -> output shaft 13 output ;

The power transmission route 2 is: engine 1 -> first clutch 3 -> first input shaft 10 -> first gear set 14 -> output shaft 13 -> motor 2 .

(13) The second engine direct drive mode (electric motor 2 generates electricity)

The second clutch 4 is engaged, the first clutch 3 and the third clutch 5 are disconnected, the engine 1 is driven, and the motor 2 generates electricity to establish the second engine direct drive mode;

Please refer to FIG. 20 , the power transmission route 1 in this driving mode is: engine 1 -> second clutch 4 -> second input shaft 11 -> second gear set 15 -> output shaft 13 output;

The power transmission route 2 is: engine 1 -> second clutch 4 -> second input shaft 11 -> second gear set 15 -> output shaft 13 -> motor 2.

(14) The third engine direct drive mode (electric motor 2 generates electricity)

The third clutch 5 is engaged, the first clutch 3 and the second clutch 4 are disconnected, the engine 1 is driven, and the motor 2 generates electricity to establish the third engine direct drive mode;

Please refer to Fig. 21, the power transmission route 1 in this driving mode is: engine 1 -> third clutch 5 -> third input shaft 12 -> third gear set 16 -> output shaft 13 output;

The power transmission route 2 is: engine 1 -> third clutch 5 -> third input shaft 12 -> motor 2.

In the first engine direct drive mode, the second engine direct drive mode and the third engine direct drive mode: the power drive system is driven by the engine 1, while the engine 1 drives the motor 2 to generate electricity for the battery, by switching the first clutch 3, the second The clutch 4 , the third clutch 5 and the synchronizer 9 realize the output of the third gear ratio of the engine 1 .

(15) Fourth engine direct drive mode (motor 2 no-load)

The first clutch 3 is engaged, the second clutch 4 and the third clutch 5 are disconnected, the engine 1 is driven, and the motor 2 does not work, so as to establish the fourth engine direct drive mode;

Please refer to FIG. 22 , the power transmission route in this driving mode is: engine 1 -> first clutch 3 -> first input shaft 10 -> first gear set 14 or fifth gear set 18 -> output shaft 13 output.

(16) Fifth engine direct drive mode (motor 2 no-load)

The second clutch 4 is engaged, the first clutch 3 and the third clutch 5 are disconnected, the engine 1 is driven, and the motor 2 does not work, so as to establish the fifth engine direct drive mode;

Please refer to FIG. 23 , the power transmission route in this driving mode is: engine 1 -> second clutch 4 -> second input shaft 11 -> second gear set 15 -> output shaft 13 output.

(17) Sixth engine direct drive mode (motor 2 no-load)

The third clutch 5 is engaged, the first clutch 3 and the second clutch 4 are disconnected, the engine 1 is driven, and the motor 2 does not work, so as to establish the sixth engine direct drive mode;

Referring to Figure 24, the power transmission route in this driving mode is: engine 1 -> third clutch 5 -> third input shaft 12 -> third gear set 16 -> output shaft 13 output.

In the fourth engine direct drive mode, the fifth engine direct drive mode and the sixth engine direct drive mode: the power drive system is driven by the engine 1, while the motor 2 does not work, by switching the first clutch 3, the second clutch 4, the first clutch The three clutches 5 and the synchronizer 9 realize the output of the third gear ratio of the engine 1 .

Second Embodiment

In this embodiment, a fourth clutch 6 is added on the basis of the first embodiment. in:

When the motor 2 is connected to the third input shaft 12, the motor 2 is connected to the third input shaft 12 through the fourth clutch 6 (refer to FIG. 2);

If the fourth clutch 6 is engaged: the power transmission route from the motor 2 to the third input shaft 12 is: motor 2 -> the fourth clutch 6 -> the third input shaft 12, the power transmission from the third input shaft 12 to the motor 2 The route is: the third input shaft 12 -> the fourth clutch 6 -> the motor 2; further, if a speed-increasing gear set is also provided, the route from the motor 2 to the third input shaft 12 is: the motor 2 -> the first Four clutches 6 -> speed increasing gear set -> third input shaft 12, the route from third input shaft 12 to motor 2 is: third input shaft 12 -> speed increasing gear set -> fourth clutch 6 -> motor 2;

When the motor 2 is connected to the output shaft 13, the motor 2 is connected to the output shaft 13 through the fourth clutch 6 (refer to FIG. 4);

If the fourth clutch 6 is engaged: the power transmission route from the motor 2 to the output shaft 13 is: motor 2 -> the fourth clutch 6 -> the output shaft 13, and the power transmission route from the output shaft 13 to the motor 2 is: the output shaft 13 -> Fourth clutch 6 -> Motor 2;

When the motor 2 is connected with the output shaft 13 through the fourth input shaft and the fourth gear set 17, the motor 2 is connected with the fourth input shaft through the fourth clutch 6 (please refer to FIG. 6 );

If the fourth clutch 6 is engaged: the power transmission route from the motor 2 to the fourth input shaft is: motor 2 -> the fourth clutch 6 -> the fourth input shaft, and the power transmission route from the fourth input shaft to the motor 2 is: Fourth input shaft -> fourth clutch 6 -> motor 2. Other structures of the second embodiment are the same as those of the first embodiment, and will not be repeated here.

When the motor 2 is required to generate or drive, the fourth clutch 6 can be engaged, and the motor 2 can be connected to the drive and power generation circuits; when the motor 2 is not required to drive or generate electricity, the fourth clutch 6 can be disconnected to realize the disconnection of the motor 2 and the drive circuit. open to reduce load and improve fuel economy.

The power drive system provided by the second embodiment has the same drive mode type as the first embodiment, which will not be repeated here. The operation logic in each driving mode is shown in Table 2, and the first gear set 14 , the second gear set 15 and the third gear set 16 are also represented by GS1 , GS2 and GS3 respectively in Table 2 .

Table 2 Operation logic table in each driving mode (second embodiment)

Combining with Table 1 and Table 2, it can be known that in each driving mode of the second embodiment and the corresponding driving mode of the first embodiment, the working states of the first clutch 3 , the second clutch 4 , the third clutch 5 , the engine 1 and the motor 2 The correspondences are the same, and the only difference is that the second embodiment adds the working state control of the fourth clutch 6 , and other parts that are the same as the working state control and power transmission route of the first embodiment will not be repeated in the second embodiment.

Third Embodiment

Referring to FIG. 7 , in this embodiment, on the basis of the first embodiment, the speed-increasing gear set is set as the planetary gear mechanism 8 , the sun gear 801 of the planetary gear mechanism 8 is connected to the motor 2 , and the planet carrier 802 of the planetary gear mechanism 8 is connected to the motor 2 . Connected to the third input shaft 12 , the ring gear 803 of the planetary gear mechanism 8 is connected to the brake 7 . Other structures of the third embodiment are the same as those of the first embodiment, and will not be repeated here.

When the motor 2 needs to generate or drive, the brake 7 can be engaged, and the motor 2 can be connected to the drive and power generation circuit; the power transmission route from the motor 2 to the third input shaft 12 is: motor 2 -> sun gear 801 -> planetary gear 804->planet carrier 802->third input shaft 12, the power transmission route from third input shaft 12 to motor 2 is: third input shaft 12->planet carrier 802->planet gear 804->sun gear 801- > Motor 2;

When there is no need for the motor 2 to drive or generate electricity, the brake 7 can be disconnected to disconnect the motor 2 from the driving circuit, thereby reducing the load and improving the fuel economy.

The power drive system provided by the third embodiment has the same drive modes as the first embodiment, which will not be repeated here. The operation logic in each driving mode is shown in Table 3, and the first gear set 14, the second gear set 15 and the third gear set 16 are also represented by GS1, GS2 and GS3 respectively in Table 3.

Table 3 Operation logic table in each driving mode (third embodiment)

drive mode first clutch second clutch third clutch brake engine motor Pure electric drive disconnect disconnect disconnect engage Not working drive first parallel drive engage disconnect disconnect engage drive drive second parallel drive disconnect engage disconnect engage drive drive third parallel drive disconnect disconnect engage engage drive drive first engine direct drive engage disconnect disconnect engage drive power generation second engine direct drive disconnect engage disconnect engage drive power generation third engine direct drive disconnect disconnect engage engage drive power generation Fourth engine direct drive engage disconnect disconnect disconnect drive Not working Fifth engine direct drive disconnect engage disconnect disconnect drive Not working sixth engine direct drive disconnect disconnect engage disconnect drive Not working

Combining with Table 1 and Table 3, it can be known that in each driving mode of the third embodiment and the corresponding driving mode of the first embodiment, the working states of the first clutch 3 , the second clutch 4 , the third clutch 5 , the engine 1 , and the motor 2 The corresponding ones are the same, and the only difference is that the third embodiment adds the working state control of the brake 7, and other parts that are the same as the working state control and power transmission route of the first embodiment will not be repeated in the third embodiment.

Fourth Embodiment

Referring to FIG. 8 , this embodiment adds a fourth clutch 6 on the basis of the third embodiment. The output shaft 13 includes a first shaft segment 131 and a second shaft segment 132 . The first shaft segment 131 and the second shaft segment 132 Connected through the fourth clutch 6 , the first shaft segment 131 is output, the first gear set 14 and the second gear set 15 are connected to the first shaft segment 131 , and the third gear set 16 is connected to the second shaft segment 132 . The other structures of the fourth embodiment are the same as those of the third embodiment, and are not repeated here.

The power transmission route for outputting power from the first input shaft 10 is: the first input shaft 10 -> the first gear set 14 -> the first shaft segment 131;

The power transmission route for outputting power from the second input shaft 11 is: the second input shaft 11 -> the second gear set 15 -> the first shaft segment 131;

If the fourth clutch 6 is engaged: the power transmission route of the output power from the third input shaft 12 is: the third input shaft 12 -> the third gear set 16 -> the second shaft segment 132 -> the fourth clutch 6 -> the first The shaft segment 131, the power transmission route for inputting power from the first shaft segment 131 to the third input shaft 12 is: the first shaft segment 131->the fourth clutch 6->the second shaft segment 132->the third gear set 16- 〉The third input shaft 12;

When the engine 1 needs to be driven by the third input shaft 12 and the motor 2 generates or drives, the fourth clutch 6 is engaged, and the engine 1 can be connected to the drive circuit, and the motor 2 can be connected to the drive and power generation circuits; it is not necessary for the engine 1 to pass the third input When the shaft 12 is driven and the motor 2 drives or generates electricity, the second shaft segment 132, the third gear set 16, the third input shaft 12, and the motor 2 can be disconnected from the drive circuit by disconnecting the fourth clutch 6 to reduce the load. Improve fuel economy.

The power drive system provided by the fourth embodiment has the same drive mode type as the third embodiment, which will not be repeated here. The operation logic in each driving mode is shown in Table 4, and the first gear set 14, the second gear set 15 and the third gear set 16 are also represented by GS1, GS2 and GS3 respectively in Table 4.

Table 4 Operation logic table in each driving mode (fourth embodiment)

Combining with Table 3 and Table 4, it can be known that in each driving mode of the fourth embodiment and the corresponding driving mode of the third embodiment, the first clutch 3 , the second clutch 4 , the third clutch 5 , the brake 7 , the engine 1 , and the motor 2 The working states of the clutches are the same, and the only difference is that the fourth embodiment adds the working state control of the fourth clutch 6. Other parts that are the same as the working state control and power transmission route of the third embodiment will not be repeated in the fourth embodiment. .

Fifth Embodiment

Please refer to FIG. 9 , FIG. 11 , FIG. 13 and FIG. 14 , this embodiment adds a fifth gear set 18 and a synchronizer 9 on the basis of the first embodiment; the first input shaft 10 is also connected through the fifth gear set 18 To the output shaft 13, or the second input shaft 11 is also connected to the output shaft 13 through the fifth gear set 18, or the third input shaft 12 is also connected to the output shaft 13 through the fifth gear set 18; The second gear set 15 , the third gear set 16 and the fifth gear set 18 correspond to four speed ratios.

Preferably, the fifth gear set 18 includes the fifth gear set 18 including a fifth driving gear 181 provided on the first input shaft 10 and a fifth driven gear 182 provided on the output shaft 13, or

The fifth gear set 18 includes a fifth driving gear 181 arranged on the second input shaft 11 and a fifth driven gear 182 arranged on the output shaft 13 ,

The fifth driving gear 181 meshes with the fifth driven gear 182; the power output path is simplified, and the structure is simpler and more compact, which is beneficial to reduce energy transmission loss and miniaturize the power drive system.

First, please refer to FIG. 9 , when the first input shaft 10 is connected to the output shaft 13 through the first gear set 14 and the fifth gear set 18 : the synchronizer 9 connects the first gear set 14 and the fifth gear set 18 . One group is effectively connected between the first input shaft 10 and the output shaft 13 (referred to as the engagement of the synchronizer 9), or simultaneously disconnects the first gear set 14 from the connection between the first input shaft 10 and the output shaft 13 and the fifth gear set 18 The connection between the first input shaft 10 and the output shaft 13 (referred to as the disconnection of the synchronizer 9);

In the present application, an effective connection refers to a connection capable of power transmission.

In this solution, the synchronizer 9 is only engaged when the engine 1 participates in driving through the first input shaft 10 , and one of the first gear set 14 and the fifth gear set 18 is effectively connected to the first input shaft 10 through the synchronizer 9 and the output shaft 13, the power route from the first input shaft 10 to the output shaft 13 is: the first input shaft 10 -> the first gear set 14 or the fifth gear set 18 -> the output shaft 13; When the first input shaft 10 participates in driving, it can perform two-speed shifting, thereby realizing the fourth-speed shifting of the engine 1 by switching the switching of the first clutch 3, the second clutch 4, the third clutch 5 and the synchronizer 9;

Specifically, the synchronizer 9 can be provided on the output shaft 13, and the fifth driven gear 182 is rotatably provided on the output shaft 13 and can engage or disconnect the synchronizer 9; The power route is: first input shaft 10 -> first gear set 14 or fifth gear set 18 -> synchronizer 9 -> output shaft 13;

Or the synchronizer 9 is provided on the first input shaft 10, and the fifth driving gear 181 is rotatably provided on the first input shaft 10 and can engage or disconnect the synchronizer 9; The power route is: first input shaft 10 -> synchronizer 9 -> first gear set 14 or fifth gear set 18 -> output shaft 13.

Second, please refer to FIG. 11 , when the second input shaft 11 is connected to the output shaft 13 through the second gear set 15 and the fifth gear set 18 : the synchronizer 9 connects the second gear set 15 and the fifth gear set 18 to the output shaft 13 . One group is effectively connected between the second input shaft 11 and the output shaft 13 (referred to as the engagement of the synchronizer 9), or simultaneously disconnects the second gear set 15 from the connection between the second input shaft 11 and the output shaft 13 and the fifth gear set 18 The connection between the second input shaft 11 and the output shaft 13 (referred to as the disconnection of the synchronizer 9);

In this solution, the synchronizer 9 is only engaged when the engine 1 participates in driving through the second input shaft 11 , and one of the second gear set 15 and the fifth gear set 18 is effectively connected to the second input shaft 11 through the synchronizer 9 and the output shaft 13, the power line from the second input shaft 11 to the output shaft 13 is: the second input shaft 11 -> the second gear set 15 or the fifth gear set 18 -> the output shaft 13; When the second input shaft 11 participates in driving, it can perform two-speed shifting, so as to realize the fourth-speed shifting of the engine 1 by switching the switching of the first clutch 3, the second clutch 4, the third clutch 5 and the synchronizer 9;

Specifically, the synchronizer 9 can be provided on the output shaft 13, and the fifth driven gear 182 is rotatably provided on the output shaft 13 and can engage or disconnect the synchronizer 9; from the second input shaft 11 to the output shaft 13 The power route is: the second input shaft 11 -> the second gear set 15 or the fifth gear set 18 -> the synchronizer 9 -> the output shaft 13;

Or the synchronizer 9 is provided on the second input shaft 11, and the fifth driving gear 181 is rotatably provided on the second input shaft 11 and can engage or disconnect the synchronizer 9; The power route is: the second input shaft 11 -> the synchronizer 9 -> the second gear set 15 or the fifth gear set 18 -> the output shaft 13.

Third, please refer to FIG. 13 and FIG. 14 , when the third input shaft 12 is connected to the output shaft 13 through the third gear set 16 and the fifth gear set 18 : the synchronizer 9 connects the third gear set 16 and the fifth gear set 18 . One group of 18 is effectively connected between the third input shaft 12 and the output shaft 13 (referred to as the engagement of the synchronizer 9), or simultaneously disconnects the third gear set 16 from the connection between the third input shaft 12 and the output shaft 13 and the first The connection of the fifth gear set 18 to the third input shaft 12 and the output shaft 13 (referred to as the disconnection of the synchronizer 9);

In this solution, the synchronizer 9 is only engaged when the engine 1 participates in driving through the third input shaft 12 and the motor 2 participates in driving or generating electricity, and the synchronizer 9 makes one of the third gear set 16 and the fifth gear set 18 effective. Connected between the third input shaft 12 and the output shaft 13, the power line from the third input shaft 12 to the output shaft 13 is: the third input shaft 12 -> the third gear set 16 or the fifth gear set 18 -> output Shaft 13; enables the engine 1 to perform two-speed shifting when it participates in driving through the third input shaft 12, so that the motor 2 can perform two-speed shifting when it participates in driving through the third input shaft 12, so as to realize by switching the first clutch 3, the second The switching of the clutch 4, the third clutch 5 and the synchronizer 9 realizes the fourth-speed shifting of the engine 1 and the two-speed shifting of the motor 2;

Specifically, the synchronizer 9 can be provided on the output shaft 13 (please refer to FIG. 13 ), and the fifth driven gear 182 is rotatably provided on the output shaft 13 and can engage or disconnect the synchronizer 9; from the third input shaft The power route from 12 to the output shaft 13 is: the third input shaft 12 -> the third gear set 16 or the fifth gear set 18 -> the synchronizer 9 -> the output shaft 13; from the output shaft 13 to the third input shaft 12 The power route is: output shaft 13 -> synchronizer 9 -> third gear set 16 or fifth gear set 18 -> third input shaft 12;

Or the synchronizer 9 is provided on the third input shaft 12 (refer to FIG. 14 ), and the fifth driving gear 181 is rotatably provided on the third input shaft 12 and can engage or disengage the synchronizer 9; The power route from 12 to the output shaft 13 is: the third input shaft 12 -> the synchronizer 9 -> the third gear set 16 or the fifth gear set 18 -> the output shaft 13; from the output shaft 13 to the third input shaft 12 The power route is: output shaft 13 -> third gear set 16 or fifth gear set 18 -> synchronizer 9 -> third input shaft 12 .

The other structures of the fifth embodiment are the same as those of the first embodiment, and are not repeated here.

The power drive system provided by the fifth embodiment has the same drive mode type as the fifth embodiment, which will not be repeated here. Wherein, when the first input shaft 10 is connected to the output shaft 13 through the first gear set 14 and the fifth gear set 18, the operation logic in each driving mode is shown in Table 5; when the second input shaft 11 passes through the second gear When the group 15 and the fifth gear group 18 are connected to the output shaft 13, the operation logic in each driving mode is shown in Table 6; when the third input shaft 12 is connected to the output shaft through the third gear group 16 and the fifth gear group 18 At 13:00, the operation logic in each driving mode is shown in Table 5-7: the first gear set 14, the second gear set 15 and the third gear set 16 are also represented by GS1, GS2 and GS3 respectively in Table 5-7 .

Table 5 Operation logic table in each driving mode (fifth embodiment, scheme 1)

drive mode first clutch second clutch third clutch Synchronizer engine motor Pure electric drive disconnect disconnect disconnect Disconnect GS1 and GS5 Not working drive first parallel drive engage disconnect disconnect Splice GS1 or GS5 drive drive second parallel drive disconnect engage disconnect Disconnect GS1 and GS5 drive drive third parallel drive disconnect disconnect engage Disconnect GS1 and GS5 drive drive first engine direct drive engage disconnect disconnect Splice GS1 or GS5 drive power generation second engine direct drive disconnect engage disconnect Disconnect GS1 and GS5 drive power generation third engine direct drive disconnect disconnect engage Disconnect GS1 and GS5 drive power generation Fourth engine direct drive engage disconnect disconnect Splice GS1 or GS5 drive Not working Fifth engine direct drive disconnect engage disconnect Disconnect GS1 and GS5 drive Not working sixth engine direct drive disconnect disconnect engage Disconnect GS1 and GS5 drive Not working

Table 6 Operation logic table in each driving mode (fifth embodiment, scheme 2)

drive mode first clutch second clutch third clutch Synchronizer engine motor Pure electric drive disconnect disconnect disconnect Disconnect GS2 and GS5 Not working drive first parallel drive engage disconnect disconnect Disconnect GS2 and GS5 drive drive second parallel drive disconnect engage disconnect Engage GS2 or GS5 drive drive third parallel drive disconnect disconnect engage Disconnect GS2 and GS5 drive drive first engine direct drive engage disconnect disconnect Disconnect GS2 and GS5 drive power generation second engine direct drive disconnect engage disconnect Engage GS2 or GS5 drive power generation third engine direct drive disconnect disconnect engage Disconnect GS2 and GS5 drive power generation Fourth engine direct drive engage disconnect disconnect Disconnect GS2 and GS5 drive Not working Fifth engine direct drive disconnect engage disconnect Engage GS2 or GS5 drive Not working sixth engine direct drive disconnect disconnect engage Disconnect GS2 and GS5 drive Not working

Table 7 Operation logic table in each driving mode (fifth embodiment, scheme three)

Combining Table 1 and Table 5, Table 1 and Table 6, Table 1 and Table 7, it can be known that in each driving mode of the fifth embodiment and the corresponding driving mode of the first embodiment, the first clutch 3, the second clutch 4, the The working states of the three clutches 5 , the engine 1 , and the motor 2 are the same respectively, the only difference is that the fifth embodiment adds the working state control of the synchronizer 9 , and the other parts are the same as the working state control and power transmission route of the first embodiment. , the fifth embodiment will not be repeated.

Sixth Embodiment

In this embodiment, a fourth clutch 6 is added on the basis of the fifth embodiment;

First, when the fifth gear set 18 is arranged on the first input shaft 10:

The motor 2 is connected with the third input shaft 12 through the fourth clutch 6 (not shown); the power transmission route from the motor 2 to the third input shaft 12 and the power transmission route from the third input shaft 12 to the motor 2 The embodiments are the same and will not be repeated here; or,

Referring to FIG. 10 , the output shaft 13 includes a first shaft segment 131 and a second shaft segment 132 , the first shaft segment 131 and the second shaft segment 132 are connected through the fourth clutch 6 , the first shaft segment 131 outputs, and the first gear set 14. The second gear set 15 and the third gear set 16 are connected to the first shaft segment 131, and the third gear set 16 is connected to the second shaft segment 132; the power transmission route for outputting power from the first input shaft 10 is: the first Input shaft 10 -> first gear set 14 or fifth gear set 18 -> first shaft segment 131;

The power transmission route of outputting power from the second input shaft 11 is: the second input shaft 11 -> the second gear set 15 -> the first shaft segment 131;

If the fourth clutch 6 is engaged: the power transmission route of the output power from the third input shaft 12 is: the third input shaft 12 -> the third gear set 16 -> the second shaft segment 132 -> the fourth clutch 6 -> the first The shaft segment 131, the power transmission route for inputting power from the first shaft segment 131 to the third input shaft 12 is: the first shaft segment 131->the fourth clutch 6->the second shaft segment 132->the third gear set 16- 〉The third input shaft 12;

Second, when the fifth gear set 18 is provided on the second input shaft 11: the motor 2 is connected to the third input shaft 12 through the fourth clutch 6 (not shown); the power transmission from the motor 2 to the third input shaft 12 The route and the power transmission route from the third input shaft 12 to the motor 2 are the same as those in the second embodiment, and will not be repeated here; or,

12, the output shaft 13 includes a first shaft segment 131 and a second shaft segment 132, the first shaft segment 131 and the second shaft segment 132 are connected through the fourth clutch 6, the first shaft segment 131 outputs, and the first gear set 14. The second gear set 15 and the third gear set 16 are connected to the first shaft segment 131, and the third gear set 16 is connected to the second shaft segment 132; the power transmission route for outputting power from the first input shaft 10 is: the first Input shaft 10->first gear set 14->first shaft segment 131;

The power transmission route of outputting power from the second input shaft 11 is: the second input shaft 11 -> the second gear set 15 or the fifth gear set 18 -> the first shaft segment 131;

If the fourth clutch 6 is engaged: the power transmission route of the output power from the third input shaft 12 is: the third input shaft 12 -> the third gear set 16 -> the second shaft segment 132 -> the fourth clutch 6 -> the first The shaft segment 131, the power transmission route for inputting power from the first shaft segment 131 to the third input shaft 12 is: the first shaft segment 131->the fourth clutch 6->the second shaft segment 132->the third gear set 16- 〉The third input shaft 12;

Third, when the fifth gear set 18 is provided on the third input shaft 12: the motor 2 is connected to the third input shaft 12 through the fourth clutch 6 (not shown); the power transmission from the motor 2 to the third input shaft 12 The route and the power transmission route from the third input shaft 12 to the motor 2 are the same as those in the second embodiment, and will not be repeated here.

When the motor 2 is connected to the third input shaft 12 through the fourth clutch 6, when the motor 2 needs to generate or drive, the fourth clutch 6 is engaged, and the motor 2 can be connected to the drive and power generation circuit; when the motor 2 is not required to drive or generate electricity , disconnecting the fourth clutch 6 can realize the disconnection of the second shaft segment 132, the third gear set 16, the third input shaft 12, and the motor 2 from the drive circuit, thereby reducing the load and improving the fuel economy;

When the first shaft segment 131 and the second shaft segment 132 are connected through the fourth clutch 6, and the engine 1 needs to be driven by the third input shaft 12 and the motor 2 generates electricity or drives, the fourth clutch 6 is engaged, and the engine 1 connection can be realized. The second shaft section 132 and the third gear set can be realized by disconnecting the fourth clutch 6 when the engine 1 is not driven by the third input shaft 12 and the motor 2 is driving or generating electricity. 16. The third input shaft 12 and the motor 2 are disconnected from the drive circuit to reduce the load and improve the fuel economy.

The power drive system provided by the sixth embodiment has the same drive modes as the fifth embodiment, and details are not repeated here. The operation logic in each driving mode is shown in Table 8-10, and the first gear set 14, the second gear set 15 and the third gear set 16 are also represented by GS1, GS2 and GS3 respectively in Table 8-10.

Table 8 Operation logic table in each driving mode (the sixth embodiment, the first embodiment of the scheme one)

drive mode first clutch second clutch third clutch fourth clutch Synchronizer engine motor Pure electric drive disconnect disconnect disconnect engage Disconnect GS1 and GS5 Not working drive first parallel drive engage disconnect disconnect engage Splice GS1 or GS5 drive drive second parallel drive disconnect engage disconnect engage Disconnect GS1 and GS5 drive drive third parallel drive disconnect disconnect engage engage Disconnect GS1 and GS5 drive drive first engine direct drive engage disconnect disconnect engage Splice GS1 or GS5 drive power generation second engine direct drive disconnect engage disconnect engage Disconnect GS1 and GS5 drive power generation third engine direct drive disconnect disconnect engage engage Disconnect GS1 and GS5 drive power generation Fourth engine direct drive engage disconnect disconnect disconnect Splice GS1 or GS5 drive Not working Fifth engine direct drive disconnect engage disconnect disconnect Disconnect GS1 and GS5 drive Not working sixth engine direct drive disconnect disconnect engage disconnect Disconnect GS1 and GS5 drive Not working

Table 9 Operation logic table in each driving mode (the sixth embodiment, the second embodiment of the scheme one)

Table 10 Operation logic table in each driving mode (the sixth embodiment, the first embodiment of the second solution)

drive mode first clutch second clutch third clutch fourth clutch Synchronizer engine motor Pure electric drive disconnect disconnect disconnect engage Disconnect GS2 and GS5 Not working drive first parallel drive engage disconnect disconnect engage Disconnect GS2 and GS5 drive drive second parallel drive disconnect engage disconnect engage Engage GS2 or GS5 drive drive third parallel drive disconnect disconnect engage engage Disconnect GS2 and GS5 drive drive first engine direct drive engage disconnect disconnect engage Disconnect GS2 and GS5 drive power generation second engine direct drive disconnect engage disconnect engage Engage GS2 or GS5 drive power generation third engine direct drive disconnect disconnect engage engage Disconnect GS2 and GS5 drive power generation Fourth engine direct drive engage disconnect disconnect disconnect Disconnect GS2 and GS5 drive Not working Fifth engine direct drive disconnect engage disconnect disconnect Engage GS2 or GS5 drive Not working sixth engine direct drive disconnect disconnect engage disconnect Disconnect GS2 and GS5 drive Not working

Table 11 Operation logic table in each driving mode (the sixth embodiment, the second embodiment of the second solution)

Table 12 Operation logic table in each driving mode (sixth embodiment, scheme three)

drive mode first clutch second clutch third clutch fourth clutch Synchronizer engine motor Pure electric drive disconnect disconnect disconnect engage Disconnect GS3 and GS5 Not working drive first parallel drive engage disconnect disconnect engage Disconnect GS3 and GS5 drive drive second parallel drive disconnect engage disconnect engage Disconnect GS3 and GS5 drive drive third parallel drive disconnect disconnect engage engage Splice GS3 or GS5 drive drive first engine direct drive engage disconnect disconnect engage Disconnect GS3 and GS5 drive power generation second engine direct drive disconnect engage disconnect engage Disconnect GS3 and GS5 drive power generation third engine direct drive disconnect disconnect engage engage Splice GS3 or GS5 drive power generation Fourth engine direct drive engage disconnect disconnect disconnect Disconnect GS3 and GS5 drive Not working Fifth engine direct drive disconnect engage disconnect disconnect Disconnect GS3 and GS5 drive Not working sixth engine direct drive disconnect disconnect engage disconnect Splice GS3 or GS5 drive Not working

In combination with Table 5 and Table 8-9, in combination with Table 6 and Table 10-11, and in combination with Table 7 and Table 12, it can be seen that the driving modes of Schemes 1 to 3 of the sixth embodiment are in the corresponding driving modes of Schemes 1 to 3 of the fifth embodiment. , the working states of the first clutch 3 , the second clutch 4 , the third clutch 5 , the engine 1 , and the motor 2 are the same respectively, and the only difference is that the sixth embodiment adds the working state control of the fourth clutch 6 , and the others are the same as the fifth embodiment. The parts of the working state control and the power transmission route of the embodiment are the same, and will not be repeated in the sixth embodiment.

Seventh Embodiment

In addition, referring to FIG. 25 , the fifth embodiment of the present invention further provides a vehicle 100 including the hybrid drive system 200 of the first embodiment, the second embodiment, the third embodiment or the fourth embodiment.

The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention shall be included in the protection scope of the present invention. Inside.

Claims (20)

1. A hybrid power driving system is characterized by comprising an engine, a motor, a first clutch, a second clutch, a third clutch, a first input shaft, a second input shaft, a third input shaft, an output shaft, a first gear set, a second gear set and a third gear set;

the engine is connected with the first input shaft, the second input shaft and the third input shaft through the first clutch, the second clutch and the third clutch respectively;

the first input shaft, the second input shaft and the third input shaft are respectively connected with the output shaft in a speed reduction way through the first gear set, the second gear set and the third gear set;

the motor is connected with the third input shaft or the output shaft;

the first gear set, the second gear set and the third gear set correspond to three speed ratios.

2. The hybrid drive system of claim 1, further comprising a fourth clutch, the electric machine being connected to the third input shaft or the output shaft through the fourth clutch.

3. The hybrid drive system of claim 1 further comprising a fourth input shaft and a fourth gear set, said electric machine being connected to said fourth input shaft, said fourth input shaft being reduction connected to said output shaft through said fourth gear set.

4. A hybrid drive system as recited in claim 3, further comprising a fourth clutch, said electric machine being connected to said fourth input shaft through said fourth clutch.

5. The hybrid drive system of claim 3 wherein said fourth gear set includes a fourth drive gear disposed on said fourth input shaft and a fourth driven gear disposed on said output shaft.

6. The hybrid drive system of claim 1, further comprising a speed increasing gear set, said third input shaft being speed-increased in connection with said electric motor via said speed increasing gear set.

7. The hybrid drive system according to claim 6, wherein the speed increasing gear set is a planetary gear mechanism, a sun gear of the planetary gear mechanism is connected to the motor, a carrier of the planetary gear mechanism is connected to the third input shaft, and a ring gear of the planetary gear mechanism is connected to a brake.

8. The hybrid drive system of claim 7, further comprising a fourth clutch, the output shaft comprising a first shaft section and a second shaft section, the first shaft section and the second shaft section being connected by the fourth clutch, the first shaft section outputting, the first gear set and the second gear set being connected to the first shaft section, the third gear set being connected to the second shaft section.

9. The hybrid drive system of claim 1, wherein said first clutch, said second clutch and said third clutch are integrated three clutches, said first input shaft and said second input shaft are hollow shafts, said first input shaft is rotatably disposed within a shaft bore of said second input shaft, and said third input shaft is rotatably disposed within a shaft bore of said first input shaft.

10. The hybrid drive system of claim 9, wherein said first clutch, said second clutch, and said third clutch are coaxially disposed;

the third clutch is embedded in the first clutch and the second clutch, or the first clutch and the third clutch are embedded in the second clutch.

11. The hybrid drive system of claim 1, further comprising a fifth gear set and a synchronizer;

the first input shaft is further connected to the output shaft through the fifth gear set, or the second input shaft is further connected to the output shaft through the fifth gear set, or the third input shaft is further connected to the output shaft through the fifth gear set;

when the first input shaft is connected to the output shaft through the first gear set and the fifth gear set: the synchronizer operatively connects one of the first and fifth gear sets between the first input shaft and the output shaft or simultaneously disconnects the first gear set from the first input shaft and the output shaft and the fifth gear set from the first input shaft and the output shaft;

when the second input shaft is connected to the output shaft through the second gear set and the fifth gear set: the synchronizer operatively connects one of the second gear set and the fifth gear set between the second input shaft and the output shaft, or simultaneously disconnects the second gear set from the second input shaft and the output shaft and disconnects the fifth gear set from the second input shaft and the output shaft;

when the third input shaft is connected to the output shaft through the third gear set and the fifth gear set: the synchronizer operatively connects one of the third and fifth gear sets between the third input shaft and the output shaft or simultaneously disconnects the third gear set from the third input shaft and the output shaft and the fifth gear set from the third input shaft and the output shaft;

the first gear set, the second gear set, the third gear set and the fifth gear set correspond to four speed ratios.

12. The hybrid drive system of claim 11, further comprising a fourth clutch;

when the fifth gear set is disposed on the first input shaft or the second input shaft: the motor is connected with the third input shaft or the output shaft through the fourth clutch; or

The output shaft comprises a first shaft section and a second shaft section, the first shaft section is connected with the second shaft section through the fourth clutch, the first shaft section outputs, the first gear set, the second gear set and the third gear set are connected with the first shaft section, and the third gear set is connected with the second shaft section;

when the fifth gear set is disposed on the third input shaft: the motor is connected with the third input shaft or the output shaft through the fourth clutch.

13. The hybrid drive system of claim 11 wherein said first gear set includes a first drive gear disposed on said first input shaft and a first driven gear disposed on said output shaft, said first drive gear being in meshing engagement with said first driven gear;

the second gear set comprises a second driving gear arranged on the second input shaft and a second driven gear arranged on the output shaft, and the second driving gear is meshed with the second driven gear;

the third gear set comprises a third driving gear arranged on the third input shaft and a third driven gear arranged on the output shaft, and the third driving gear is meshed with the third driven gear;

the fifth gear set comprises a fifth driving gear arranged on the first input shaft and a fifth driven gear arranged on the output shaft, or

The fifth gear set comprises a fifth driving gear arranged on the second input shaft and a fifth driven gear arranged on the output shaft,

the fifth driving gear is engaged with the fifth driven gear.

14. The hybrid drive system of claim 1, 3 or 6 having an electric only drive mode, a first parallel drive mode, a second parallel drive mode, a third parallel drive mode, a first engine direct drive mode, a second engine direct drive mode, a third engine direct drive mode, a fourth engine direct drive mode, a fifth engine direct drive mode, and a sixth engine direct drive mode;

disconnecting the first clutch, the second clutch and the third clutch, enabling the engine to be out of work, and enabling the motor to drive to establish an electric pure driving mode;

engaging the first clutch, disengaging the second clutch and the third clutch, the engine driving, the electric machine driving to establish a first parallel drive mode;

engaging the second clutch, disengaging the first clutch and the third clutch, the engine driving, the motor driving to establish a second parallel drive mode;

engaging the third clutch, disengaging the first clutch and the second clutch, the engine driving, the motor driving to establish a third parallel drive mode;

engaging the first clutch, disengaging the second clutch and the third clutch, the engine driving, the electric machine generating electricity to establish a first engine direct drive mode;

engaging the second clutch, disengaging the first clutch and the third clutch, the engine driving, the electric machine generating electricity to establish a second engine direct drive mode;

engaging the third clutch, disengaging the first clutch and the second clutch, the engine driving, the electric machine generating electricity to establish a third engine direct drive mode;

engaging the first clutch, disengaging the second clutch and the third clutch, the engine being driven, the electric machine being inoperative to establish a fourth engine direct drive mode;

engaging the second clutch, disengaging the first clutch and the third clutch, the engine being driven, the electric machine being inoperative to establish a fifth engine direct drive mode;

engaging the third clutch, disengaging the first clutch and the second clutch, the engine being driven, the electric machine being inoperative to establish a sixth engine direct drive mode.

15. The hybrid drive system of claim 2 or 4, characterized in that the hybrid drive system has an electric only drive mode, a first parallel drive mode, a second parallel drive mode, a third parallel drive mode, a first engine direct drive mode, a second engine direct drive mode, a third engine direct drive mode, a fourth engine direct drive mode, a fifth engine direct drive mode, and a sixth engine direct drive mode;

disconnecting the first clutch, the second clutch and the third clutch, engaging the fourth clutch, enabling the engine to be out of work, and enabling the motor to be driven to establish an electric-only driving mode;

engaging the first clutch and the fourth clutch, disengaging the second clutch and the third clutch, the engine driving, the electric machine driving to establish a first parallel drive mode;

engaging the second clutch and the fourth clutch, disengaging the first clutch and the third clutch, the engine driving, the motor driving to establish a second parallel drive mode;

engaging the third clutch and the fourth clutch, disengaging the first clutch and the second clutch, the engine driving, the motor driving to establish a third parallel drive mode;

engaging the first clutch and the fourth clutch, disengaging the second clutch and the third clutch, the engine driving, the electric machine generating electricity to establish a first engine direct drive mode;

engaging the second clutch and the fourth clutch, disengaging the first clutch and the third clutch, the engine driving, the electric machine generating electricity to establish a second engine direct drive mode;

engaging the third clutch and the fourth clutch, disengaging the first clutch and the second clutch, the engine driving, the electric machine generating electricity to establish a third engine direct drive mode;

engaging the first clutch, disengaging the second clutch, the third clutch, and the fourth clutch, the engine being driven, the electric machine being deactivated to establish a fourth engine direct drive mode;

engaging the second clutch, disengaging the first clutch, the third clutch, and the fourth clutch, the engine being driven, the electric machine being deactivated to establish a fifth engine direct drive mode;

engaging the third clutch, disengaging the first clutch, the second clutch, and the fourth clutch, the engine driving, the electric machine not operating to establish a sixth engine direct drive mode.

16. The hybrid drive system of claim 7, wherein the hybrid drive system has an electric only drive mode, a first parallel drive mode, a second parallel drive mode, a third parallel drive mode, a first engine direct drive mode, a second engine direct drive mode, a third engine direct drive mode, a fourth engine direct drive mode, a fifth engine direct drive mode, and a sixth engine direct drive mode;

disconnecting the first clutch, the second clutch and the third clutch, engaging the brake, and operating the engine and the motor to establish an electric-only drive mode;

engaging the first clutch and the brake, disengaging the second clutch and the third clutch, the engine driving, the electric machine driving to establish a first parallel drive mode;

engaging the second clutch and the brake, disengaging the first clutch and the third clutch, the engine driving, the electric machine driving to establish a second parallel drive mode;

engaging the third clutch and the brake, disengaging the first clutch and the second clutch, the engine driving, the electric machine driving to establish a third parallel drive mode;

engaging the first clutch and the brake, disengaging the second clutch and the third clutch, the engine driving, the electric machine generating electricity to establish a first engine direct drive mode;

engaging the second clutch and the brake, disengaging the first clutch and the third clutch, the engine driving, the electric machine generating electricity to establish a second engine direct drive mode;

engaging the third clutch and the brake, disengaging the first clutch and the second clutch, the engine driving, the electric machine generating electricity to establish a third engine direct drive mode;

engaging the first clutch, disengaging the second clutch, the third clutch, and the brake, the engine is on, and the electric machine is off to establish a fourth engine direct drive mode;

engaging the second clutch, disengaging the first clutch, the third clutch, and the brake, the engine is on, and the electric machine is off to establish a fifth engine direct drive mode;

engaging the third clutch, disengaging the first clutch, the second clutch, and the brake, the engine being driven, the electric machine being deactivated to establish a sixth engine direct drive mode.

17. The hybrid drive system of claim 8 having an electric-only drive mode, a first parallel drive mode, a second parallel drive mode, a third parallel drive mode, a first engine direct drive mode, a second engine direct drive mode, a third engine direct drive mode, a fourth engine direct drive mode, a fifth engine direct drive mode, and a sixth engine direct drive mode;

disconnecting the first clutch, the second clutch and the third clutch, engaging the fourth clutch and the brake, and enabling the engine to be out of work and the motor to be driven to establish an electric-only driving mode;

engaging the first clutch, the fourth clutch, and the brake, disengaging the second clutch and the third clutch, the engine driving, the electric machine driving to establish a first parallel drive mode;

engaging the second clutch, the fourth clutch, and the brake, disengaging the first clutch and the third clutch, the engine driving, the motor driving to establish a second parallel drive mode;

engaging the third clutch, the fourth clutch, and the brake, disengaging the first clutch and the second clutch, the engine driving, the motor driving to establish a third parallel drive mode;

engaging the first clutch, the fourth clutch, and the brake, disengaging the second clutch and the third clutch, the engine driving, the electric machine generating electricity to establish a first engine direct drive mode;

engaging the second clutch, the fourth clutch, and the brake, disengaging the first clutch and the third clutch, the engine driving, the electric machine generating electricity to establish a second engine direct drive mode;

engaging the third clutch, the fourth clutch, and the brake, disengaging the first clutch and the second clutch, the engine driving, the electric machine generating electricity to establish a third engine direct drive mode;

engaging the first clutch, disengaging the second clutch, the third clutch, the fourth clutch, and the brake, the engine is on, and the electric machine is off to establish a fourth engine direct drive mode;

engaging the second clutch, disengaging the first clutch, the third clutch, the fourth clutch, and the brake, the engine is on, and the electric machine is off to establish a fifth engine direct drive mode;

engaging the third clutch and the fourth clutch, disengaging the first clutch, the second clutch, and the brake, the engine being driven, the electric machine being deactivated to establish a sixth engine direct drive mode.

18. The hybrid drive system of claim 11 having an electric-only drive mode, a first parallel drive mode, a second parallel drive mode, a third parallel drive mode, a first engine direct drive mode, a second engine direct drive mode, a third engine direct drive mode, a fourth engine direct drive mode, a fifth engine direct drive mode, and a sixth engine direct drive mode; wherein,

when the first input shaft is connected to the output shaft through the first gear set and the fifth gear set:

disconnecting the first clutch, the second clutch and the third clutch, disconnecting the first gear set from the first input shaft and the output shaft and disconnecting the fifth gear set from the first input shaft and the output shaft simultaneously by the synchronizer, enabling the engine to be out of work and the motor to be driven to establish an electric-only driving mode;

engaging the first clutch, disengaging the second clutch and the third clutch, the synchronizer operatively connecting one of the first gear set and the fifth gear set between the first input shaft and the output shaft, the engine driving, the motor driving to establish a first parallel drive mode;

engaging the second clutch, disengaging the first clutch and the third clutch, the synchronizer simultaneously disengaging the connection of the first gear set to the first input shaft and the output shaft and the connection of the fifth gear set to the first input shaft and the output shaft, the engine driving, the motor driving to establish a second parallel drive mode;

engaging the third clutch, disengaging the first clutch and the second clutch, the synchronizer simultaneously disengaging the connection of the first gear set to the first input shaft and the output shaft and the connection of the fifth gear set to the first input shaft and the output shaft, the engine driving, the motor driving to establish a third parallel drive mode;

engaging the first clutch, disengaging the second clutch and the third clutch, the synchronizer operatively connecting one of the first gear set and the fifth gear set between the first input shaft and the output shaft, the engine driving, the electric machine generating electricity to establish a first engine direct drive mode;

engaging the second clutch, disengaging the first clutch and the third clutch, the synchronizer simultaneously disengaging the connection of the first gear set to the first input shaft and the output shaft and the connection of the fifth gear set to the first input shaft and the output shaft, the engine driving, the electric machine generating electricity to establish a second engine direct drive mode;

engaging the third clutch, disengaging the first clutch and the second clutch, the synchronizer simultaneously disengaging the connection of the first gear set to the first input shaft and the output shaft and the connection of the fifth gear set to the first input shaft and the output shaft, the engine driving, the electric machine generating electricity to establish a third engine direct drive mode;

engaging the first clutch and disengaging the second clutch and the third clutch, the synchronizer operatively connecting one of the first gear set and the fifth gear set between the first input shaft and the output shaft, the engine driving, the electric machine not operating to establish a fourth engine direct drive mode;

engaging the second clutch, disengaging the first clutch and the third clutch, simultaneously disengaging the first gear set from the connection of the first input shaft and the output shaft and the fifth gear set from the connection of the first input shaft and the output shaft, the engine being driven, the electric machine being inoperative to establish a fifth engine direct drive mode;

engaging the third clutch, disengaging the first clutch and the second clutch, simultaneously disengaging the first gear set from the connection of the first input shaft and the output shaft and the fifth gear set from the connection of the first input shaft and the output shaft, the engine being driven, the electric machine being inoperative to establish a sixth engine direct drive mode;

when the second input shaft is connected to the output shaft through the second gear set and the fifth gear set:

disconnecting the first clutch, the second clutch and the third clutch, simultaneously disconnecting the connection of the second gear set to the second input shaft and the output shaft and the connection of the fifth gear set to the second input shaft and the output shaft by the synchronizer, and enabling the engine to be out of work and the motor to be driven to establish an electric-only driving mode;

engaging the first clutch, disengaging the second clutch and the third clutch, the synchronizer simultaneously disengaging the connection of the second gear set to the second input shaft and the output shaft and the connection of the fifth gear set to the second input shaft and the output shaft, the engine driving, the motor driving to establish a first parallel drive mode;

engaging the second clutch and disengaging the first clutch and the third clutch, the synchronizer operatively connecting one of the second gear set and the fifth gear set between the second input shaft and the output shaft, the engine driving, the motor driving to establish a second parallel drive mode;

engaging the third clutch, disengaging the first clutch and the second clutch, the synchronizer simultaneously disengaging the connection of the second gear set to the second input shaft and the output shaft and the connection of the fifth gear set to the second input shaft and the output shaft, the engine driving, the motor driving to establish a third parallel drive mode;

engaging the first clutch, disengaging the second clutch and the third clutch, the synchronizer simultaneously disengaging the connection of the second gear set to the second input shaft and the output shaft and the connection of the fifth gear set to the second input shaft and the output shaft, the engine driving, the electric machine generating electricity to establish a first engine direct drive mode;

engaging the second clutch and disengaging the first clutch and the third clutch, the synchronizer operatively connecting one of the second gear set and the fifth gear set between the second input shaft and the output shaft, the engine driving, the electric machine generating electricity to establish a second engine direct drive mode;

engaging the third clutch, disengaging the first clutch and the second clutch, the synchronizer simultaneously disengaging the connection of the second gear set to the second input shaft and the output shaft and the connection of the fifth gear set to the second input shaft and the output shaft, the engine driving, the electric machine generating electricity to establish a third engine direct drive mode;

engaging the first clutch, disengaging the second clutch and the third clutch, simultaneously disengaging the connection of the second gear set to the second input shaft and the output shaft and the connection of the fifth gear set to the second input shaft and the output shaft, the engine being driven, the electric machine being inoperative to establish a fourth engine direct drive mode;

engaging the second clutch and disengaging the first clutch and the third clutch, the synchronizer operatively connecting one of the second gear set and the fifth gear set between the second input shaft and the output shaft, the engine driving, the electric machine not operating to establish a fifth engine direct drive mode;

engaging the third clutch, disengaging the first clutch and the second clutch, simultaneously disengaging the connection of the second gear set to the second input shaft and the output shaft and the connection of the fifth gear set to the second input shaft and the output shaft, the engine being driven, the electric machine being inoperative to establish a sixth engine direct drive mode;

when the third input shaft is connected to the output shaft through the third gear set and the fifth gear set:

disconnecting the first clutch, the second clutch and the third clutch, disconnecting the third gear set from the third input shaft and the output shaft and disconnecting the fifth gear set from the third input shaft and the output shaft simultaneously by the synchronizer, enabling the engine to be out of work and the motor to be driven to establish an electric-only driving mode;

engaging the first clutch, disengaging the second clutch and the third clutch, the synchronizer simultaneously disengaging the third gear set from connecting the third input shaft and the output shaft and the fifth gear set from connecting the third input shaft and the output shaft, the engine driving, the motor driving to establish a first parallel drive mode;

engaging the second clutch, disengaging the first clutch and the third clutch, the synchronizer simultaneously disengaging the connection of the third gear set to the third input shaft and the output shaft and the connection of the fifth gear set to the third input shaft and the output shaft, the engine driving, the motor driving to establish a second parallel drive mode;

engaging the third clutch and disengaging the first clutch and the second clutch, the synchronizer operatively connecting one of the third gear set and the fifth gear set between the third input shaft and the output shaft, the engine driving, the motor driving to establish a third parallel drive mode;

engaging the first clutch, disengaging the second clutch and the third clutch, the synchronizer simultaneously disengaging the third gear set from the connection of the third input shaft and the output shaft and the fifth gear set from the connection of the third input shaft and the output shaft, the engine driving, the electric machine generating electricity to establish a first engine direct drive mode;

engaging the second clutch, disengaging the first clutch and the third clutch, the synchronizer simultaneously disengaging the third gear set from connecting the third input shaft and the output shaft and the fifth gear set from connecting the third input shaft and the output shaft, the engine driving, the electric machine generating electricity to establish a second engine direct drive mode;

engaging the third clutch, disengaging the first clutch and the second clutch, the synchronizer operatively connecting one of the third gear set and the fifth gear set between the third input shaft and the output shaft, the engine driving, the electric machine generating electricity to establish a third engine direct drive mode;

engaging the first clutch, disengaging the second clutch and the third clutch, simultaneously disengaging the third gear set from the connection of the third input shaft and the output shaft and the fifth gear set from the connection of the third input shaft and the output shaft, the engine being driven, the electric machine being inoperative to establish a fourth engine direct drive mode;

engaging the second clutch, disengaging the first clutch and the third clutch, simultaneously disengaging the third gear set from the connection of the third input shaft and the output shaft and the fifth gear set from the connection of the third input shaft and the output shaft, the engine being driven, the electric machine being inoperative to establish a fifth engine direct drive mode;

engaging the third clutch, disengaging the first clutch and the second clutch, the synchronizer operatively connecting one of the third gear set and the fifth gear set between the third input shaft and the output shaft, the engine driving, the electric machine not operating to establish a sixth engine direct drive mode.

19. The hybrid drive system of claim 12, wherein the hybrid drive system has an electric only drive mode, a first parallel drive mode, a second parallel drive mode, a third parallel drive mode, a first engine direct drive mode, a second engine direct drive mode, a third engine direct drive mode, a fourth engine direct drive mode, a fifth engine direct drive mode, and a sixth engine direct drive mode when a fourth clutch is provided; wherein,

when the first input shaft is connected to the output shaft through the first gear set and the fifth gear set:

disconnecting the first clutch, the second clutch and the third clutch, engaging the fourth clutch, disconnecting the first gear set from the first input shaft and the output shaft and connecting the fifth gear set from the first input shaft and the output shaft simultaneously by the synchronizer, and operating the engine and driving the motor to establish a pure electric drive mode;

engaging the first clutch and the fourth clutch, disengaging the second clutch and the third clutch, the synchronizer operatively connecting one of the first gear set and the fifth gear set between the first input shaft and the output shaft, the engine driving, the motor driving to establish a first parallel drive mode;

engaging the second clutch and the fourth clutch, disengaging the first clutch and the third clutch, simultaneously disengaging the first gear set from the connection of the first input shaft and the output shaft and the fifth gear set from the connection of the first input shaft and the output shaft, the engine driving, the motor driving to establish a second parallel drive mode;

engaging the third clutch and the fourth clutch, disengaging the first clutch and the second clutch, simultaneously disengaging the first gear set from the connection of the first input shaft and the output shaft and the fifth gear set from the connection of the first input shaft and the output shaft, the engine driving, the motor driving to establish a third parallel drive mode;

engaging the first clutch and the fourth clutch, disengaging the second clutch and the third clutch, the synchronizer operatively connecting one of the first gear set and the fifth gear set between the first input shaft and the output shaft, the engine driving, the electric machine generating electricity to establish a first engine direct drive mode;

engaging the second clutch and the fourth clutch, disengaging the first clutch and the third clutch, simultaneously disengaging the first gear set from the connection of the first input shaft and the output shaft and the fifth gear set from the connection of the first input shaft and the output shaft, the engine driving, the motor generating electricity to establish a second engine direct drive mode;

engaging the third clutch and the fourth clutch, disengaging the first clutch and the second clutch, simultaneously disengaging the first gear set from the connection of the first input shaft and the output shaft and the fifth gear set from the connection of the first input shaft and the output shaft, the engine driving, the motor generating electricity to establish a third engine direct drive mode;

engaging the first clutch and disengaging the second, third and fourth clutches, the synchronizer operatively connecting one of the first and fifth gear sets between the first input shaft and the output shaft, the engine driving, the electric machine not operating to establish a fourth engine direct drive mode;

engaging the second clutch, disengaging the first clutch, the third clutch and the fourth clutch, simultaneously disengaging the first gear set from the connection of the first input shaft and the output shaft and the fifth gear set from the connection of the first input shaft and the output shaft, the engine being driven, the electric machine being inoperative to establish a fifth engine direct drive mode;

when the motor is connected to the third input shaft or the output shaft through the fourth clutch: engaging the third clutch and disengaging the first clutch, the second clutch and the fourth clutch, the synchronizer simultaneously disengaging the connection of the first gear set to the first input shaft and the output shaft and the connection of the fifth gear set to the first input shaft and the output shaft, the engine being driven and the electric machine being inoperative to establish a sixth engine direct drive mode;

when the first shaft segment and the second shaft segment are connected by the fourth clutch: engaging the third clutch and the fourth clutch, disengaging the first clutch and the second clutch, simultaneously disengaging the first gear set from the connection of the first input shaft and the output shaft and the fifth gear set from the connection of the first input shaft and the output shaft, the engine being driven, the electric machine being inoperative to establish a sixth engine direct drive mode;

when the second input shaft is connected to the output shaft through the second gear set and the fifth gear set:

disconnecting the first clutch, the second clutch and the third clutch, engaging the fourth clutch, disconnecting the connection of the second gear set to the second input shaft and the output shaft and the connection of the fifth gear set to the second input shaft and the output shaft simultaneously by the synchronizer, and enabling the engine to be out of operation and the motor to be driven to establish a pure electric drive mode;

engaging the first clutch and the fourth clutch, disengaging the second clutch and the third clutch, simultaneously disengaging the connection of the second gear set to the second input shaft and the output shaft and the connection of the fifth gear set to the second input shaft and the output shaft, the engine driving, the motor driving to establish a first parallel drive mode;

engaging the second clutch and the fourth clutch, disengaging the first clutch and the third clutch, the synchronizer operatively connecting one of the second gear set and the fifth gear set between the second input shaft and the output shaft, the engine driving, the motor driving to establish a second parallel drive mode;

engaging the third clutch and the fourth clutch, disengaging the first clutch and the second clutch, simultaneously disengaging the connection of the second gear set to the second input shaft and the output shaft and the connection of the fifth gear set to the second input shaft and the output shaft, the engine driving, the motor driving, to establish a third parallel drive mode;

engaging the first clutch and the fourth clutch, disengaging the second clutch and the third clutch, simultaneously disengaging the connection of the second gear set to the second input shaft and the output shaft and the connection of the fifth gear set to the second input shaft and the output shaft, the engine driving, the electric machine generating electricity to establish a first engine direct drive mode;

engaging the second clutch and the fourth clutch, disengaging the first clutch and the third clutch, the synchronizer operatively connecting one of the second gear set and the fifth gear set between the second input shaft and the output shaft, the engine driving, the electric machine generating electricity to establish a second engine direct drive mode;

engaging the third clutch and the fourth clutch, disengaging the first clutch and the second clutch, simultaneously disengaging the connection of the second gear set to the second input shaft and the output shaft and the connection of the fifth gear set to the second input shaft and the output shaft, the engine driving, the motor generating electricity to establish a third engine direct drive mode;

engaging the first clutch, disengaging the second clutch, the third clutch and the fourth clutch, simultaneously disengaging the connection of the second gear set to the second input shaft and the output shaft and the connection of the fifth gear set to the second input shaft and the output shaft, the engine being driven, the electric machine being inoperative to establish a fourth engine direct drive mode;

engaging the second clutch and disengaging the first clutch, the third clutch and the fourth clutch, the synchronizer operatively connecting one of the second gear set and the fifth gear set between the second input shaft and the output shaft, the engine driving, the electric machine not operating to establish a fifth engine direct drive mode;

when the motor is connected to the third input shaft or the output shaft through the fourth clutch: engaging the third clutch, disengaging the first clutch, the second clutch and the fourth clutch, simultaneously disengaging the connection of the second gear set to the second input shaft and the output shaft and the connection of the fifth gear set to the second input shaft and the output shaft, the engine being driven, the electric machine being inoperative to establish a sixth engine direct drive mode;

when the first shaft segment and the second shaft segment are connected by the fourth clutch: engaging the third clutch and the fourth clutch, disengaging the first clutch and the second clutch, simultaneously disengaging the connection of the second gear set to the second input shaft and the output shaft and the connection of the fifth gear set to the second input shaft and the output shaft, the engine being driven, the electric machine being inoperative to establish a sixth engine direct drive mode;

when the third input shaft is connected to the output shaft through the third gear set and the fifth gear set:

disconnecting the first clutch, the second clutch and the third clutch, engaging the fourth clutch, disconnecting the third gear set from the third input shaft and the output shaft and connecting the fifth gear set from the third input shaft and the output shaft simultaneously by the synchronizer, and enabling the engine to be out of operation and the motor to be driven to establish a pure electric drive mode;

engaging the first clutch and the fourth clutch, disengaging the second clutch and the third clutch, simultaneously disengaging the third gear set from the third input shaft and the output shaft and the fifth gear set from the third input shaft and the output shaft, the engine driving, the motor driving to establish a first parallel drive mode;

engaging the second clutch and the fourth clutch, disengaging the first clutch and the third clutch, simultaneously disengaging the third gear set from connecting the third input shaft and the output shaft and the fifth gear set from connecting the third input shaft and the output shaft, the engine driving, the motor driving to establish a second parallel drive mode;

engaging the third clutch and the fourth clutch, disengaging the first clutch and the second clutch, the synchronizer operatively connecting one of the third gear set and the fifth gear set between the third input shaft and the output shaft, the engine driving, the motor driving to establish a third parallel drive mode;

engaging the first clutch and the fourth clutch, disengaging the second clutch and the third clutch, simultaneously disengaging the third gear set from the connection of the third input shaft and the output shaft and the fifth gear set from the connection of the third input shaft and the output shaft, the engine driving, the electric machine generating electricity to establish a first engine direct drive mode;

engaging the second clutch and the fourth clutch, disengaging the first clutch and the third clutch, simultaneously disengaging the third gear set from the connection of the third input shaft and the output shaft and the fifth gear set from the connection of the third input shaft and the output shaft, the engine driving, the motor generating electricity to establish a second engine direct drive mode;

engaging the third clutch and the fourth clutch, disengaging the first clutch and the second clutch, the synchronizer operatively connecting one of the third gear set and the fifth gear set between the third input shaft and the output shaft, the engine driving, the electric machine generating electricity to establish a third engine direct drive mode;

engaging the first clutch, disengaging the second clutch, the third clutch and the fourth clutch, simultaneously disengaging the third gear set from connecting the third input shaft and the output shaft and the fifth gear set from connecting the third input shaft and the output shaft, the engine being driven, the electric machine being inoperative to establish a fourth engine direct drive mode;

engaging the second clutch, disengaging the first clutch, the third clutch and the fourth clutch, simultaneously disengaging the third gear set from connecting the third input shaft and the output shaft and the fifth gear set from connecting the third input shaft and the output shaft, the engine being driven, the electric machine being inoperative to establish a fifth engine direct drive mode;

engaging the third clutch, disengaging the first clutch, the second clutch, and the fourth clutch, the synchronizer operatively connecting one of the third gear set and the fifth gear set between the third input shaft and the output shaft, the engine driving, the electric machine not operating to establish a sixth engine direct drive mode.

20. A vehicle comprising a hybrid drive system as claimed in any one of claims 1 to 19.

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