CN209208472U - Mixed power plant - Google Patents

Abstract

The utility model provides a hybrid power device, comprising: an engine; a main clutch; a first motor; a second motor; The main deceleration driving gear is fixedly connected with the output shaft of the transmission mechanism; the main deceleration driven gear; the engine drives the first main deceleration driving gear and the main deceleration driven gear through the main clutch and the speed change mechanism; the first motor and the input shaft of the speed change mechanism connection; and the second motor drives the second final reduction driving gear and the final reduction passive gear through the transmission mechanism. In the hybrid power device of the present invention, the second motor drives the second main deceleration driving gear and the main deceleration passive gear through the transmission mechanism, so the transmission chain is relatively short, and the transmission gears and bearings are also easy to arrange.

Description

hybrid power unit

technical field

The utility model relates to the technical field of vehicle drive, in particular to a hybrid power device.

Background technique

The hybrid device disclosed in Chinese patent application CN201810201584.7 includes: an engine, a main clutch, a transmission, a first motor and a second motor, the engine is connected to the input shaft of the transmission through the main clutch, the first motor is connected to the input shaft of the transmission, and the second The motor is connected with the output shaft of the transmission through a transmission gear.

However, in the technical solution disclosed above, when the diameter of the second motor is relatively large, the center distance between the second motor and the output shaft of the transmission is relatively long, and at least three gears must be connected so that the intermediate transmission gear and the support The arrangement of the bearings of the intermediate transmission gears is relatively difficult, and considering a pair of main reduction gears, the power of the second motor is transmitted to the differential through at least five gears, so the transmission chain is long and inefficient, and it is expected to provide A hybrid power unit with easy arrangement of intermediate transmission gears and bearings and short transmission chain.

Contents of the invention

The purpose of this utility model is to overcome the above-mentioned shortcomings in the prior art, and provide a hybrid power device with easy arrangement of intermediate transmission gears and bearings and a short transmission chain.

The utility model provides a hybrid power device, comprising: an engine; a main clutch; a first motor; a second motor; connection; the second main reduction driving gear is fixedly connected with the output shaft of the transmission mechanism; the main reduction driving gear; the engine drives the first main reduction driving gear and the first main reduction driving gear through the main clutch and the speed change mechanism The main deceleration driven gear; the first motor is connected to the input shaft of the transmission mechanism; and the second motor drives the second main deceleration driving gear and the main deceleration driven gear through the transmission mechanism.

According to the hybrid power device of the present invention, the main clutch is arranged in the inner cavity of the first electric motor.

According to the hybrid power device of the present invention, the second motor is arranged above the main reduction and driven gears.

The utility model also provides a hybrid power device, comprising: an engine; a main clutch; a first motor; a second motor; a first speed change mechanism; a second speed change mechanism; The output shaft of the mechanism is fixedly connected; the second main deceleration driving gear is fixedly connected with the output shaft of the second speed change mechanism; the main deceleration driven gear; the engine drives the The first main deceleration driving gear and the main deceleration driven gear; the first motor is connected to the input shaft of the first speed change mechanism; and the second motor drives the second main speed change mechanism through the second speed change mechanism reduction driving gear and the main reduction driven gear.

In the hybrid power device of the present invention, the second motor drives the second main deceleration driving gear and the main deceleration passive gear through the transmission mechanism, so the transmission chain is relatively short, and the transmission gears and bearings are also easy to arrange.

Description of drawings

Fig. 1 is a schematic structural diagram of a hybrid power device involved in the first specific embodiment of the present invention;

Fig. 2 is the arrangement diagram of the second motor of the hybrid power device shown in Fig. 1;

Fig. 3 is a schematic structural diagram of a hybrid power device involved in a second specific embodiment of the present invention.

Reference signs:

1 engine

2 main clutch

3 first motor

4 Second motor

5, 51, 52 are the speed change mechanism or the first speed change mechanism and its output shaft and input shaft respectively

6 and 61 are respectively the transmission mechanism or the second speed change mechanism and its output shaft

71, 72, 73 are respectively the first main reduction driving gear, the second main reduction driving gear and the main reduction driving gear

Detailed ways

In order to understand the technical content of the present utility model more clearly, the following examples are given in detail. It should be understood that the examples are only used to illustrate the utility model, rather than limit the utility model.

Fig. 1 is a schematic structural diagram of a hybrid power device related to a first specific embodiment of the present invention. With reference to Fig. 1, hybrid power device comprises: engine 1; Main clutch 2; First motor 3; Second motor 4; Speed change mechanism 5; Transmission mechanism 6; Fixedly connected; the second main reduction driving gear 72 is fixedly connected with the output shaft 61 of the transmission mechanism 6; the main reduction passive gear 73; the engine 1 drives the first main reduction driving gear 71 and the main reduction passive gear 71 through the main clutch 2 and the transmission mechanism 5 The gear 73 ; the first motor 3 is connected to the input shaft 52 of the transmission mechanism 5 ; and the second motor 4 drives the second main deceleration driving gear 72 and the main deceleration passive gear 73 through the transmission mechanism 6 .

As shown in FIG. 1 , the main clutch 2 is disposed in the inner chamber of the first electric motor 3 , which can free up axial space for arranging the first speed change mechanism 5 with multiple gears, so as to obtain better fuel economy.

FIG. 2 is a layout diagram of a second electric motor of the hybrid power device shown in FIG. 1 . As shown in Figure 2, the second motor 4 is arranged above the main reduction and driven gear 73, so that the arrangement of the second motor 4 is more flexible, the transmission chain is short, and the ratio of the reduction ratio is also easy. Can be more reasonably arranged on the corresponding housing.

In order to further improve the contribution of the second electric motor 4 to the overall performance of the hybrid power device, a speed change mechanism can be used to replace the transmission mechanism to connect the second electric motor 4 and transmit its power to the final reduction and passive gear 73, and when the high-speed engine directly drives the vehicle , the speed change mechanism can be placed in neutral to avoid losses caused by the second motor 4 being dragged.

Fig. 3 is a schematic structural diagram of a hybrid power device according to a second specific embodiment of the present invention. Referring to Fig. 3, the hybrid device comprises: engine 1; main clutch 2; first motor 3; second motor 4; first speed change mechanism 5; second speed change mechanism 6; The output shaft 51 of the mechanism 5 is fixedly connected; the second main deceleration driving gear 72 is fixedly connected with the output shaft 61 of the second speed change mechanism 6; the main deceleration driven gear 73; the engine 1 drives the first through the main clutch 2 and the first speed change mechanism 5 A final reduction drive gear 71 and a final reduction driven gear 73; the first motor 3 is connected with the input shaft 52 of the first speed change mechanism 5; and the second motor 4 drives the second final reduction drive gear 72 and the main reduction drive gear 72 through the second speed change mechanism 6 Speed reduction driven gear 73.

As shown in FIG. 3 , the main clutch 2 can also be arranged in the inner cavity of the first motor 3 . In addition, the second motor 4 can also be arranged above the main deceleration and driven gear 73 as shown in FIG. 2 , so details will not be repeated here.

The hybrid power device of the specific embodiment of the utility model includes: an engine; a main clutch; a first motor; a second motor; The second main reduction driving gear is fixedly connected with the output shaft of the transmission mechanism; the main reduction driving gear; the engine drives the first main reduction driving gear and the main reduction gear through the main clutch and the speed change mechanism driven gear; the first motor is connected to the input shaft of the speed change mechanism; and the second motor drives the second main reduction driving gear and the main reduction driven gear through the transmission mechanism, so the transmission chain is relatively Short and thus also easy to arrange drive gears and bearings.

The present invention is not limited to the above-mentioned embodiments, but covers all changes and modifications made without departing from the spirit and scope of the present invention. These changes and modifications should not be regarded as departing from the spirit and scope of the present invention, and all such modifications as would be obvious to those skilled in the art should be included in the scope of the appended claims.

Claims (6)

1. a kind of mixed power plant characterized by comprising engine；Main clutch；First motor；Second motor；Speed change Mechanism；Transmission mechanism；

First main deceleration driving gear, is fixedly connected with the output shaft of the gear；

Second main deceleration driving gear, is fixedly connected with the output shaft of the transmission mechanism；Main deceleration driven gear；

The engine drives the first main deceleration driving gear and described by the main clutch and the gear Main deceleration driven gear；The input axis connection of the first motor and the gear；And second motor passes through institute It states transmission mechanism and drives the second main deceleration driving gear and the main deceleration driven gear.

2. mixed power plant according to claim 1, which is characterized in that

The main clutch configuration is in the inner cavity of the first motor.

3. mixed power plant according to claim 2, which is characterized in that

The second motor configuration is in the top of the main deceleration driven gear.

4. a kind of mixed power plant characterized by comprising engine；Main clutch；First motor；Second motor；First Gear；Second gear；

First main deceleration driving gear is fixedly connected with the output shaft of first gear；

Second main deceleration driving gear is fixedly connected with the output shaft of second gear；Main deceleration driven gear；

The engine by the main clutch and first gear drive the first main deceleration driving gear and The main deceleration driven gear；The input axis connection of the first motor and first gear；And second electricity Machine drives the second main deceleration driving gear and the main deceleration driven gear by second gear.

5. mixed power plant according to claim 4, which is characterized in that

The main clutch configuration is in the inner cavity of the first motor.

6. mixed power plant according to claim 5, which is characterized in that

The second motor configuration is in the top of the main deceleration driven gear.