CN214647543U

CN214647543U - Automobile hybrid system

Info

Publication number: CN214647543U
Application number: CN202120992849.7U
Authority: CN
Inventors: 王来元
Original assignee: Suzhou Greatway Education Equipment Co ltd
Current assignee: Suzhou Greatway Education Equipment Co ltd
Priority date: 2021-05-11
Filing date: 2021-05-11
Publication date: 2021-11-09
Anticipated expiration: 2031-05-11

Abstract

The utility model discloses an automobile hybrid system in the technical field of automobile driving modes, which comprises an engine, wherein the lower part of the left side of the engine is provided with a starting motor, the motor shaft of the starting motor is fixedly connected with a starting motor gear, the upper part of the starting motor gear is provided with a planetary gear set, the planetary gear set is meshed with the starting motor gear, the left side of the engine is provided with a power transmission shaft, the left end surface of the power transmission shaft is fixedly connected with the center of the right end surface of the planetary gear set, the output end of the engine is provided with a clutch, the output end of the engine is coupled with the engine gear through the clutch, the upper part of the engine gear is meshed with a driving motor gear, the driving motor gear is fixedly connected with the motor shaft of the driving motor, the lower part of the engine gear is provided with an intermediate gear, the device has simple structure and convenient operation, effectively reduces unnecessary energy consumption, improves the energy utilization rate, and resources are saved.

Description

Automobile hybrid system

Technical Field

The utility model relates to an automobile drive mode technical field specifically is an automobile hybrid system.

Background

The new energy automobile is developed rapidly in the industry by the characteristics of energy conservation and environmental protection, the automobile type must change the existing energy structure, the hybrid electric automobile is taken as an important branch of the new energy automobile, the advantages of the motor are fully exerted on the basis of keeping a traditional engine, the fuel economy and the emission of the automobile are greatly improved, the hybrid electric automobile has the price advantage and the endurance advantage which are not possessed by the pure electric automobile, therefore, the development and the popularization of a hybrid power system are imperative, most of the existing hybrid electric automobile driving assemblies adopt a transmission structure of the motor, a fixed speed ratio reducer and a differential mechanism, however, in order to satisfy the driving working conditions of the automobile such as the highest speed, the rapid acceleration, the maximum climbing gradient and the like, the motor for the hybrid electric automobile needs to have the characteristics of large rotating speed change range (0-12000rpm), low speed, large torque and the like, the requirement characteristic can cause the discharge peak current of the battery pack to be very large, greatly damage the service life of the battery pack and reduce the driving mileage of the electric automobile; the high-speed running brings a series of problems such as gear lubrication, bearing lubrication, oil stirring loss, dynamic balance treatment, resonance area treatment and the like to a hybrid electric vehicle driving assembly; the output shaft of the hybrid electric vehicle driving assembly has high assembly precision, large volume, heavy weight, low efficiency, large noise and high cost; once the battery feeds power or needs to climb a long slope, the running without low gear can cause insufficient output power; the hybrid vehicle system has the advantages of poor acceleration performance and low endurance mileage, and therefore the hybrid vehicle system is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a car thoughtlessly moves system to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an automobile hybrid system comprises an engine, wherein a starting motor is arranged on the lower portion of the left side of the engine, a starting motor gear is fixedly connected to a motor shaft of the starting motor, a planetary gear set is arranged on the upper portion of the starting motor gear and meshed with the starting motor gear, a power transmission shaft is arranged on the left side of the engine, the left end face of the power transmission shaft is fixedly connected to the center of the right end face of the planetary gear set, a clutch is arranged at the output end of the engine, the output end of the engine is coupled with the engine gear through the clutch, a driving motor gear is meshed on the upper portion of the engine gear and fixedly connected with the motor shaft of the driving motor, an intermediate gear is arranged on the lower portion of the engine gear and meshed with the engine gear, and a differential gear is arranged on the lower portion of the intermediate gear, the differential gear is meshed with the intermediate gear, the differential gear is connected with the differential through a connecting shaft, and the left end and the right end of the differential are fixedly connected with power output shafts.

Preferably, a battery pack is arranged at the right end of the driving motor and electrically connected with the driving motor.

Preferably, a damping shock absorber is arranged between the output end of the engine and the clutch, and the engine is connected with the inner gear ring on the left side of the clutch through the damping shock absorber.

Preferably, a connecting shaft is arranged in the center of the left end face of the engine gear, an inner gear ring is arranged on the left end face of the connecting shaft, and the inner gear ring is meshed with an inner gear ring on the left side of the clutch.

Preferably, the planetary gear set and the middle gear are respectively provided with a rotating shaft at two sides, and the rotating shafts are movably connected with the inside of the casing.

Preferably, the upper part of the power output shaft is provided with a controller, and the driving motor, the battery pack, the engine and the input end of the clutch uniformity controller are connected.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through the battery pack, the driving motor, the driving battery gear, the engine gear, the intermediate gear and the differential gear, if an automobile is on a congested road, only the driving motor needs to be started, and the engine does not need to be started, so that unnecessary energy consumption is reduced, the energy utilization rate is improved, and resources are saved; at high speed, the clutch is combined, and the engine power and the driving motor power directly drive the vehicle to run at the same time.

2. After the engine is miniaturized, the front and rear installation spaces are wide, the starting motor adopts a high-power flat motor, and the hybrid driving mode has the advantages of small volume, light weight, high efficiency, low cost and easiness in maintenance; the output end of the engine is provided with a damping shock absorber which can greatly reduce the noise of the chain in the transmission process, so that the automobile is in a mute state with good mute effect,

drawings

Fig. 1 is the structural schematic diagram of the hybrid system of the present invention.

In the figure: 1. an engine; 2. a power transmission shaft; 3. a planetary gear set; 4. starting a motor gear; 5. Starting the motor; 6. a damping shock absorber; 7. a clutch; 8. a drive motor gear; 9. a drive motor; 10. A battery pack; 11. an engine gear; 12. an intermediate gear; 13. a differential gear; 14. a differential mechanism; 15. and a power output shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1, the present invention provides a technical solution: the utility model provides an automobile hybrid system, including engine 1, 1 left side lower part of engine is equipped with starter motor 4, starter motor 4's motor shaft fixedly connected with starter motor gear 5, starter motor gear 5 upper portion is equipped with planetary gear set 3, planetary gear set 3 meshes with starter motor gear 5 mutually, 1 left side of engine is equipped with power transmission axle 2, 3 right-hand member face centers of power transmission axle 2 left end face fixed connection planetary gear set, planetary gear set 3 mainly acts on and reduces input speed, output low rotational speed, promote the moment of torsion simultaneously, reach ideal transmission effect, guarantee that power transmission axle 2 can drive at the uniform velocity and drive engine 1 and rotate, provide power for the automobile.

In the embodiment, referring to fig. 1, a clutch 7 is disposed at an output end of an engine 1, the output end of the engine 1 is coupled with an engine gear 11 through the clutch 7, a driving motor gear 8 is engaged with an upper portion of the engine gear 11, the driving motor gear 8 is fixedly connected with a motor shaft of a driving motor 9, a middle gear 12 is disposed at a lower portion of the engine gear 11, the middle gear 12 is engaged with the engine gear 11, a differential gear 13 is disposed at a lower portion of the middle gear 12, the differential gear 13 is engaged with the middle gear 12, the differential gear 13 is connected with a differential 14 through a connecting shaft, power output shafts 15 are fixedly connected to left and right ends of the differential 14, an assembly effectively utilizes double power driving of a starting motor 4 and the driving motor 9 to drive, so as to effectively improve the dynamic performance of an automobile, and an electric part is composed of the driving motor 9, a battery pack 10 and the driving motor gear 8, the difficulty of installation is reduced, the assembly structure design is compact, the occupied size is small, the whole vehicle design is convenient, the motor torque fluctuation range is small, the design and control pressure of the motor are reduced, the peak current intensity of the battery pack 10 is effectively reduced, the discharging time is prolonged, and the service life is prolonged.

In this embodiment, referring to fig. 1, a battery pack 10 is disposed at the right end of a driving motor 9, the battery pack 10 is electrically connected to the driving motor 9, when the vehicle needs a smaller traction force or stops driving, the battery pack 10 provides power for the driving motor 9, and the driving motor 9 drives a power output shaft 15 to rotate, thereby reducing unnecessary energy consumption, improving energy utilization rate, and saving resources.

In this embodiment, please refer to fig. 1, a damping shock absorber 6 is disposed between an output end of an engine 1 and a clutch 7, the engine 1 is connected to an inner gear ring on a left side of the clutch 7 through the damping shock absorber 6, and the damping shock absorber 6 is designed at the output end of the engine 1, so that noise of a chain in a transmission process can be greatly reduced, an automobile is in a silent state, a silent effect is good, and meanwhile, the automobile is also in the silent state under pure electric drive, so that comfort level of the automobile during running is effectively improved.

In this embodiment, referring to fig. 1, a connecting shaft is disposed in the center of the left end face of the engine gear 11, an external gear is disposed on the left end face of the connecting shaft, the external gear is engaged with the internal gear ring on the left side of the clutch 7, and when the vehicle moves at a high speed, the controller controls the clutch 7 to be combined to ensure that the external gear is stably engaged with the internal gear ring, so as to ensure that the starting motor 4 and the driving motor 9 can drive the vehicle to run in a dual-drive manner.

In this embodiment, referring to fig. 1, the two sides of the planetary gear set 3 and the intermediate gear 12 are both provided with rotating shafts, the rotating shafts are movably connected inside the casing, and the ends of the rotating shafts are provided with bearings to ensure that the rotating shafts can normally rotate, and simultaneously ensure that the stability of the planetary gear set 3 and the intermediate gear 12 is stably meshed with adjacent gears.

Example 2

Referring to fig. b, the embodiment is different from the first embodiment in that: the controller is arranged on the upper portion of the power output shaft 15, the starting motor 4, the driving motor 9, the battery pack 10, the engine 1 and the clutch 7 are connected with the input end of the controller, if the set rotating speed is lower than the actual rotating speed, the starting motor 4 is automatically started, and if the set rotating speed is higher than the actual rotating speed, the starting motor 4 is automatically closed, so that automatic control can be achieved, unnecessary manual operation is reduced, and resources are effectively saved.

The working principle is as follows: when the automobile is used, when an automobile runs at a low speed, the battery pack 10 drives the motor 9 to rotate, the driving motor 9 drives the driving motor gear 8 to rotate, the driving motor gear 8 drives the engine gear 11 to rotate, the engine gear 11 drives the intermediate gear 12 to rotate, the intermediate gear 12 drives the differential gear 13 to rotate, the power output shaft 15 is driven to rotate through the differential 14, when the automobile needs to run at a high speed, the controller controls the starting motor 4 to start, the starting motor 4 drives the starting motor gear 5 to rotate, the starting motor gear 5 drives the planetary gear set 3 to rotate, the planetary gear set 3 drives the power transmission shaft 2 to rotate, the output end of the engine 1 to rotate, the controller controls the clutch 7 to ensure that the clutch 7 is combined, so that the starting motor 4 and the driving motor 9 can simultaneously drive the power output shaft 15, and unnecessary energy consumption is reduced, the energy utilization rate is improved, and resources are saved.

Claims

1. A hybrid vehicle system comprising an engine (1), characterized in that: a starting motor (4) is arranged on the lower portion of the left side of an engine (1), a starting motor gear (5) is fixedly connected to a motor shaft of the starting motor (4), a planetary gear set (3) is arranged on the upper portion of the starting motor gear (5), the planetary gear set (3) is meshed with the starting motor gear (5), a power transmission shaft (2) is arranged on the left side of the engine (1), the left end face of the power transmission shaft (2) is fixedly connected to the center of the right end face of the planetary gear set (3), a clutch (7) is arranged at the output end of the engine (1), the output end of the engine (1) is coupled with an engine gear (11) through the clutch (7), a driving motor gear (8) is meshed with the upper portion of the engine gear (11), the driving motor gear (8) is fixedly connected with a motor shaft of a driving motor (9), a middle gear (12) is arranged on the lower portion of the engine gear (11), the intermediate gear (12) is meshed with the engine gear (11), the differential gear (13) is arranged at the lower part of the intermediate gear (12), the differential gear (13) is meshed with the intermediate gear (12), the differential gear (13) is connected with the differential (14) through a connecting shaft, and the left end and the right end of the differential (14) are fixedly connected with power output shafts (15).

2. The hybrid vehicle system as claimed in claim 1, wherein: the right end of the driving motor (9) is provided with a battery pack (10), and the battery pack (10) is electrically connected with the driving motor (9).

3. The hybrid vehicle system as claimed in claim 1, wherein: a damping shock absorber (6) is arranged between the output end of the engine (1) and the clutch (7), and the engine (1) is connected with an inner gear ring on the left side of the clutch (7) through the damping shock absorber (6).

4. The hybrid vehicle system as claimed in claim 1, wherein: the center of the left end face of the engine gear (11) is provided with a connecting shaft, the left end face of the connecting shaft is provided with an external gear, and the external gear is meshed with an internal gear ring on the left side of the clutch (7).

5. The hybrid vehicle system as claimed in claim 1, wherein: the two sides of the planetary gear set (3) and the middle gear (12) are both provided with rotating shafts which are movably connected with the inside of the shell.

6. The hybrid vehicle system as claimed in claim 1, wherein: the upper part of the power output shaft (15) is provided with a controller, and the driving motor (9), the battery pack (10), the engine (1) and the clutch (7) are connected with the input end of the uniform controller.