CN213082902U

CN213082902U - Integrated driver hybrid power system

Info

Publication number: CN213082902U
Application number: CN202021993778.4U
Authority: CN
Inventors: 刘大伟; 黄锦元
Original assignee: Prestolite Electric Weifang Ltd
Current assignee: Prestolite Electric Weifang Ltd
Priority date: 2020-09-11
Filing date: 2020-09-11
Publication date: 2021-04-30
Anticipated expiration: 2030-09-11

Abstract

The utility model discloses an integrated driver hybrid power system, belong to hybrid power system technical field, including vehicle control unit, engine controller, machine controller, gearbox controller, the engine, gearbox and rear axle, still include integrated driver, integrated driver includes driving motor, the both ends of driving motor's rotor shaft are connected with the output shaft of engine and the input shaft of gearbox respectively, the coaxial first transmission gear that is provided with on the rotor shaft, the upper and lower both sides of first transmission gear mesh respectively with second drive gear and third drive gear, second drive gear is connected through the drive shaft transmission of first clutch with air condition compressor, the third transmission gear is connected through the drive shaft transmission of second clutch with air condition compressor; the air compressor and the air conditioner compressor can be operated by controlling the clutch state according to actual requirements, and the air compressor and the air conditioner compressor are driven without an additional motor, so that the cost is better.

Description

Integrated driver hybrid power system

Technical Field

The utility model belongs to the technical field of hybrid power system, concretely relates to integrated driver hybrid power system.

Background

The mainstream hybrid power systems used in the current passenger cars are classified according to the number of motors and can be divided into two hybrid power systems, namely a single motor system and a double motor system. For a single-motor hybrid power system, a motor plays a role in driving and generating power in the power system, namely the motor participates in the power driving of the whole vehicle during driving, the engine drives the motor to generate power during power generation, mechanical energy is converted into electric energy to charge a power battery, or the energy of the motor can be fed back to the power battery for charging during braking.

The prior single-motor hybrid power system has the defects that:

1. the motor is only responsible for driving and generating electricity;

2. the motor has single function and insufficient integration level, other auxiliary parts (an air compressor and an air conditioner compressor) are not integrated, and the auxiliary parts (the air compressor and the air conditioner compressor) need additional motor drive;

3. in the existing single-motor hybrid power system, the motor cannot operate independently of an engine and a gearbox.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: the integrated driver hybrid power system can control the clutch state according to actual requirements to drive the air compressor and the air-conditioning compressor by the integrated driver, and is high in integration level and better in cost.

In order to solve the technical problem, the technical scheme of the utility model is that:

an integrated driver hybrid power system comprises a vehicle control unit, an engine controller, a motor controller, a gearbox controller, an engine, a gearbox and a rear axle, and further comprises an integrated driver, wherein the integrated driver comprises a driving motor, two ends of a rotor shaft of the driving motor are respectively connected with an output shaft of the engine and an input shaft of the gearbox, a first transmission gear is coaxially arranged on the rotor shaft, the upper side and the lower side of the first transmission gear are respectively meshed with a second transmission gear and a third transmission gear, the second transmission gear is in transmission connection with a driving shaft of an air conditioner compressor through a first clutch, and the third transmission gear is in transmission connection with the driving shaft of the air compressor through a second clutch; the motor controller is electrically connected with the driving motor, and the first clutch and the second clutch are respectively electrically connected with the vehicle control unit.

Further, the first transfer gear is mounted on an end of the rotor shaft adjacent the gearbox.

Further, fourth transmission gears are engaged between the first transmission gear and the second transmission gear and between the first transmission gear and the third transmission gear, respectively.

Further, the first clutch and the second clutch are one-way clutches.

Furthermore, a third clutch is arranged between the rotor shaft and the output shaft of the engine, a fourth clutch is arranged between the rotor shaft and the input shaft of the gearbox, and the third clutch and the fourth clutch are respectively and electrically connected with the vehicle control unit.

Further, the driving end of the third clutch is connected to the output shaft of the engine, and the driven end of the third clutch is connected to the rotor shaft; and the driving end of the fourth clutch is connected to the rotor shaft, and the driven end of the fourth clutch is connected to the input shaft of the gearbox.

Further, the third clutch and the fourth clutch are bidirectional clutches.

Further, the integrated driver comprises a housing, the driving motor is installed in the housing, and two ends of the rotor shaft penetrate through the housing.

Further, a bearing is installed between the rotor shaft and the housing.

Further, the driving motor comprises a motor rotor and a motor stator, the motor rotor is fixed on the rotor shaft, and the motor stator is fixed on the inner side of the shell.

After the technical scheme is adopted, the beneficial effects of the utility model are that:

because the utility model discloses an integrated driver hybrid power system includes vehicle control unit, the engine controller, machine controller, the gearbox controller, the engine, gearbox and rear axle, still include integrated driver, integrated driver includes driving motor, driving motor's rotor shaft's both ends are connected with the output shaft of engine and the input shaft of gearbox respectively, the coaxial first transmission gear that is provided with on the rotor shaft, the upper and lower both sides of first transmission gear mesh respectively and second drive gear and third drive gear, the second drive gear is connected with air condition compressor's drive shaft transmission through first clutch, the third transmission gear is connected with air condition compressor's drive shaft transmission through the second clutch; the motor controller is electrically connected with the driving motor, the first clutch and the second clutch are respectively electrically connected with the vehicle control unit, the air compressor and the air-conditioning compressor are integrated into the driver, the clutch state can be controlled according to actual requirements to realize the operation of the air compressor and the air-conditioning compressor, no additional motor is needed to drive the air compressor and the air-conditioning compressor, and the cost is more excellent.

The utility model discloses be provided with the third clutch between well rotor shaft and the engine output shaft, be provided with the fourth clutch between rotor shaft and the gearbox input shaft, third clutch and fourth clutch are connected with the vehicle control unit electricity respectively, and integrated driver can be through the different operating modes of switching of separation and reunion, and the motor operation can be independent of engine and gearbox, improves the economic nature of whole car.

To sum up, the utility model discloses an integrated driver hybrid power system has solved among the single motor hybrid power system of prior art motor function singleness, the low problem that can not be independent of engine and gearbox of integrated level, the utility model discloses an integrated driver hybrid power system can realize air compressor and air condition compressor's operation according to actual demand control clutch state with air compressor and air condition compressor integration to the driver, and the cost is more excellent, and integrated driver can be through the different operating mode of switching of separation and reunion, and the motor operation can be independent of engine and gearbox, improves the economic nature of whole car.

Drawings

FIG. 1 is a schematic diagram of an integrated drive hybrid system of the present invention;

FIG. 2 is a schematic diagram of an integrated driver;

in the figure, 1-engine, 2-integrated drive, 3-gearbox, 4-rear axle, 5-housing, 6-bearing, 8-rotor shaft, 9-motor rotor, 10-motor stator, 11-first transfer gear, 12-second transfer gear, 13-third transfer gear, 14-fourth transfer gear, 15-first clutch, 16-second clutch, 17-third clutch, 18-fourth clutch, 19-air-conditioning compressor, 20-air compressor, 21-engine output shaft, 22-gearbox input shaft.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

All directions referred to in the present specification are based on the drawings, and represent relative positional relationships only, and do not represent absolute positional relationships.

As shown in fig. 1, an integrated driver hybrid power system includes a vehicle controller, an engine controller, a motor controller, a transmission controller, an engine 1, a transmission 3, a rear axle 4, an output shaft of the transmission 3 connected with the rear axle 4, and an integrated driver 2. The gearbox 3 provides different gears for the whole vehicle. The engine controller, the motor controller, the gearbox controller and the vehicle control unit are control devices of all parts, and the control devices are used for monitoring and controlling the parts in the integrated driver 2.

As shown in fig. 2, the integrated driver 2 includes a driving motor, two ends of a rotor shaft 8 of the driving motor are respectively connected with an output shaft of the engine 1 and an input shaft of the gearbox 3, a first transmission gear 11 is coaxially disposed on the rotor shaft 8, an upper side and a lower side of the first transmission gear 11 are respectively engaged with a second transmission gear and a third transmission gear, the second transmission gear is in transmission connection with a driving shaft of an air conditioner compressor 19 through a first clutch 15, the third transmission gear 13 is in transmission connection with a driving shaft of the air compressor 20 through a second clutch 16, the air conditioner compressor 19 provides refrigeration for the air conditioner, and the air compressor 20 provides compressed gas for a brake tank of the whole vehicle. The motor controller is electrically connected with the driving motor, and the first clutch 15 and the second clutch 16 are respectively electrically connected with the vehicle controller. The first clutch 15 and the second clutch 16 are one-way clutches.

As shown in fig. 2, a first transfer gear 11 is mounted on the rotor shaft 8 at an end thereof adjacent to the gearbox 3. Fourth transmission gears 14 are engaged between the first transmission gear 11 and the second transmission gear 12, and between the first transmission gear 11 and the third transmission gear 13, respectively. The first transmission gear 11 is rigidly connected with the rotor shaft 8, when the driving motor rotor 9 rotates, the first transmission gear 11 rotates along with the driving motor rotor to transmit power to the fourth transmission gear 14, and the two fourth transmission gears 14 transmit power to the second transmission gear 12 and the third transmission gear 13 respectively.

As shown in fig. 2, a third clutch 17 is provided between the rotor shaft 8 and the output shaft of the engine 1, a fourth clutch 18 is provided between the rotor shaft 8 and the input shaft of the transmission 3, and the third clutch 17 and the fourth clutch 18 are electrically connected to the vehicle control unit, respectively. The third clutch 17 and the fourth clutch 18 are bidirectional clutches. The driving end of the third clutch 17 is connected to the engine output shaft 21, and the driven end is connected to the rotor shaft 8. The driving end of the fourth clutch 18 is connected to the rotor shaft 8 and the driven end is connected to the gearbox input shaft 22.

As shown in fig. 2, the integrated driver 2 includes a housing 5, a driving motor installed in the housing 5, a rotor shaft 8 having both ends penetrating the housing 5, and a bearing 6 installed between the rotor shaft 8 and the housing 5. The driving motor comprises a motor rotor 9 and a motor stator 10, the motor rotor 9 is fixed on the rotor shaft 8, and the motor stator 10 is fixed on the inner side of the shell 5.

The operating states of the integrated drive hybrid powertrain of the present application are as follows:

1. working state 1: when the vehicle is parked and the gas or power battery in the brake gas tank needs to be parked and charged, the transmission 3 is controlled to be in a neutral gear by the controller of the transmission 3, the fourth clutch 18 is disconnected, the third clutch 17 in the integrated driver 2 is closed, the engine 1 can drive the driving motor in the integrated driver 2 to generate electricity, the battery is charged or the gas in the brake gas tank is supplemented (realized by controlling the second clutch 16), and if the air conditioner needs to work, the air conditioner compressor 19 can also work by controlling the first clutch 15 in the integrated driver 2 by the vehicle controller. At this time, the first clutch 15 and the second clutch 16 may be in an engaged or disengaged state as needed.

2. And 2, working state: when the vehicle runs, the engine 1, the integrated driver 2 and the gearbox 3 work simultaneously, at the moment, the power source input is 2, namely, the driving motors in the engine 1 and the integrated driver 2 drive simultaneously, and the high power requirement of the vehicle is met. At this time, both the third clutch 17 and the fourth clutch 18 are engaged. In addition, the driving motor in the integrated driver 2 can be switched from a driving state to a power generation state to charge the battery. The operating states of the air conditioner compressor 19 and the air compressor 20 may control the first clutch 15 and the second clutch 16 to be engaged or disengaged according to actual vehicle accessory demands.

3. And 3, working state: when the vehicle runs, the integrated driver 2 and the gearbox 3 work simultaneously, the engine 1 does not participate in power input, at the moment, the power source input is 1, namely the integrated driver 2 drives the vehicle, the third clutch 17 is disconnected, and the fourth clutch 18 is engaged. At this time, the electric state of the driving motor in the integrated driver 2 drives the whole vehicle through the gearbox 3, which is similar to the pure electric state, and the operation states of the air conditioner compressor 19 and the air compressor 20 can control the first clutch 15 and the second clutch 16 to be switched on or off according to the actual vehicle accessory requirements. Meanwhile, when the speed needs to be reduced, the braking energy can be fed back to the power battery.

The utility model discloses an integrated driver hybrid power system is through setting up integrated driver between engine and gearbox, the coaxial first transmission gear that is provided with on driving motor's the rotor shaft in the integrated driver, the upper and lower both sides of first transmission gear mesh respectively and second drive gear and third drive gear, second drive gear is connected through the drive shaft transmission of first clutch with air condition compressor, third transmission gear passes through the second clutch and is connected with air condition compressor's drive shaft transmission, can realize air condition compressor and air condition compressor's operation according to actual demand control clutch state, it drives air condition compressor and air condition compressor to need not extra motor, the cost is more excellent.

Although specific embodiments of the present invention have been described above, it should be understood by those skilled in the art that the described embodiments are only some of the embodiments of the present invention, rather than all embodiments, which are given by way of illustration only, and the scope of the present invention is defined by the appended claims. Without any inventive step, those skilled in the art can make various changes or modifications to the embodiments without departing from the spirit and scope of the present invention.

Claims

1. An integrated driver hybrid power system comprises a vehicle control unit, an engine controller, a motor controller, a gearbox controller, an engine, a gearbox and a rear axle, and is characterized in that,

the integrated driver comprises a driving motor, two ends of a rotor shaft of the driving motor are respectively connected with an output shaft of the engine and an input shaft of the gearbox, a first transmission gear is coaxially arranged on the rotor shaft, a second transmission gear and a third transmission gear are respectively meshed with the upper side and the lower side of the first transmission gear, the second transmission gear is in transmission connection with a driving shaft of the air-conditioning compressor through a first clutch, and the third transmission gear is in transmission connection with the driving shaft of the air compressor through a second clutch;

the motor controller is electrically connected with the driving motor, and the first clutch and the second clutch are respectively electrically connected with the vehicle control unit.

2. The integrated drive hybrid system of claim 1, wherein the first transfer gear is mounted at an end of the rotor shaft proximate the gearbox.

3. The integrated drive hybrid system of claim 2, wherein fourth transfer gears are engaged between the first transfer gear and the second transfer gear and between the first transfer gear and the third transfer gear, respectively.

4. The integrated drive hybrid system of claim 1, wherein the first clutch and the second clutch are one-way clutches.

5. The integrated-drive hybrid system according to any one of claims 1 to 4, wherein a third clutch is disposed between the rotor shaft and an output shaft of the engine, a fourth clutch is disposed between the rotor shaft and an input shaft of the transmission, and the third clutch and the fourth clutch are respectively electrically connected to the vehicle control unit.

6. The integrated drive hybrid system of claim 5, wherein a driving end of the third clutch is connected to an output shaft of the engine, and a driven end of the third clutch is connected to the rotor shaft; and the driving end of the fourth clutch is connected to the rotor shaft, and the driven end of the fourth clutch is connected to the input shaft of the gearbox.

7. The integrated drive hybrid system of claim 6, wherein the third clutch and the fourth clutch are bi-directional clutches.

8. The integrated drive hybrid system of claim 6, wherein the integrated drive includes a housing, the drive motor being mounted within the housing, both ends of the rotor shaft passing through the housing.

9. The integrated drive hybrid system of claim 8, wherein a bearing is mounted between the rotor shaft and the housing.

10. The integrated drive hybrid system of claim 8, wherein the drive motor comprises a motor rotor secured to the rotor shaft and a motor stator secured inside the housing.