CN217002925U - Transmission and vehicle with same - Google Patents

Abstract

The utility model discloses a transmission and a vehicle with the same, wherein the transmission comprises: a first input shaft; a gear pair for selectively transmitting power is arranged between the first output shaft and the first input shaft, and the gear pair is connected with the motor through a gear; the planet wheel mechanism includes: the planet gear is arranged on the planet carrier and is meshed between the sun gear and the gear ring, and the sun gear is fixedly connected with the first intermediate shaft; and the first synchronizer is arranged on the first output shaft and can be selectively connected with the gear ring or the combined teeth on the first intermediate shaft. According to the transmission provided by the utility model, the transmission can have a plurality of gears in the pure electric mode, so that a vehicle can selectively set a transmission path of power in the transmission according to specific working conditions, the loss of the electric quantity of the whole vehicle can be reduced, and the vehicle has good off-road performance.

Description

Transmission and vehicle with same

Technical Field

The utility model relates to the field of transmissions, in particular to a transmission and a vehicle with the same.

Background

With the development of science and technology and the improvement of the living standard of people, people's demands on vehicles are not only satisfied with riding instead of walk, and the comfort and smoothness of users when driving the vehicles and the environmental protection performance of the vehicles are receiving more and more attention.

In the related art, an existing transmission such as a hybrid transmission is designed to have fewer gears in a pure electric mode, so that the electric quantity loss of a finished automobile is large, and the off-road performance of the finished automobile is poor. In addition, the existing hybrid transmission usually adopts motor reverse rotation to realize reverse gear, and a reverse gear structure is not arranged in the transmission, so that when the electric quantity of the whole vehicle is lower than a specific value, the motor of the transmission needs to rotate positively to charge a battery, and the transmission can not realize the reverse gear function at the moment.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art. Therefore, an object of the present invention is to provide a transmission having multiple gears in a pure electric mode, so that a vehicle can selectively set a transmission path of power in the transmission according to specific working conditions, and thus the loss of electric quantity of the whole vehicle can be reduced, so that the vehicle has good off-road performance.

Another object of the present invention is to propose a vehicle employing the transmission described above.

A transmission according to an embodiment of the first aspect of the utility model includes: a first input shaft; the gear pair is arranged between the first intermediate shaft and the first input shaft and is used for selectively transmitting power, and the gear pair is connected with the motor through a gear; a planetary wheel mechanism, the planetary wheel mechanism comprising: the planet gear is arranged on the planet carrier and is meshed between the sun gear and the gear ring, and the sun gear is fixedly connected with the first intermediate shaft; the first synchronizer is arranged on the first output shaft and can be selectively connected with the gear ring or the combined teeth on the first intermediate shaft.

According to the transmission provided by the embodiment of the utility model, by arranging the planetary gear mechanism, the first synchronizer and the motor, when the transmission such as a hybrid transmission is in an electric pure electric mode, the transmission can have a plurality of gears, so that a vehicle can selectively set a transmission path of power in the transmission according to specific working conditions, further the loss of the electric quantity of the whole vehicle can be reduced, and the vehicle has good off-road performance.

According to some embodiments of the utility model, the gear pairs comprise a first gear pair and a second gear pair; the first gear pair comprises a first gear driving gear and a first gear driven gear which are meshed with each other, the first gear driving gear is fixed on the first input shaft, and the first gear driven gear is sleeved on the first intermediate shaft; the second gear pair comprises a second gear driving gear and a second gear driven gear which are meshed with each other, the second gear driving gear is fixed on the first input shaft, and the second gear driven gear is sleeved on the first intermediate shaft; and a second synchronizer is arranged on the first intermediate shaft and is positioned between the first gear driven gear and the second gear driven gear, and the second synchronizer can be selectively connected with the first gear driven gear or the second gear driven gear.

According to some embodiments of the utility model, the motor is meshed with the first gear driven gear or the second gear driven gear through the gear.

According to some embodiments of the utility model, said gear wheel set comprises a reverse driving gear fixedly arranged on said first input shaft and a reverse driven gear fixedly arranged on said first intermediate shaft; the reverse gear driving gear is connected with the reverse gear driven gear through the reverse gear, and the reverse gear is sleeved on the reverse gear shaft in a null mode.

According to some embodiments of the utility model, the electric machine is connected to the reverse driving gear, the reverse gear or the reverse driven gear through the gear.

According to some embodiments of the utility model, a third synchronizer is fixed to the reverse shaft and is located on one side of the reverse gear.

According to some embodiments of the utility model, the reverse shaft and the first intermediate shaft are located on both sides of the first input shaft in the radial direction.

According to some embodiments of the utility model, the first intermediate shaft and the first output shaft are axially spaced apart, and the axes of the first intermediate shaft and the first output shaft are collinear.

A vehicle according to an embodiment of the second aspect of the utility model includes an engine; the clutch, one end of the said clutch couples to said engine; a transmission according to the embodiment of the first aspect of the utility model, a first input shaft of which is connected to the other end of the clutch.

According to some embodiments of the utility model, the vehicle further comprises: a differential coupled to a first output shaft of the transmission.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic illustration of a vehicle according to an embodiment of the present invention;

FIG. 2 is a power transmission diagram of the transmission of the vehicle shown in FIG. 1 in a first gear in a purely electric mode;

FIG. 3 is a power transmission diagram of the transmission of the vehicle shown in FIG. 1 in a second gear in an electric-only mode;

FIG. 4 is a power transmission diagram of the transmission of the vehicle shown in FIG. 1 in a third gear in an electric-only mode;

FIG. 5 is a power transmission diagram of the transmission of the vehicle shown in FIG. 1 in a fourth gear in an electric-only mode;

FIG. 6 is a power transmission diagram of the transmission of the vehicle shown in FIG. 1 in the first gear in ICE mode;

FIG. 7 is a power transmission diagram of the transmission of the vehicle shown in FIG. 1 in the second gear in ICE mode;

FIG. 8 is a power transmission diagram of the transmission of the vehicle shown in FIG. 1 in the third gear in ICE mode;

FIG. 9 is a power transmission diagram of the transmission of the vehicle shown in FIG. 1 in the ICE mode in fourth gear;

FIG. 10 is a power transmission diagram of the transmission of the vehicle shown in FIG. 1 in an ICE mode with reverse gear in a low speed;

FIG. 11 is a power transmission diagram of the transmission of the vehicle shown in FIG. 1 in reverse gear at high speed in the ICE mode.

Reference numerals:

100: a vehicle;

1: a transmission; 11: a first input shaft; 12: a first output shaft; 13: a first intermediate shaft;

14: a planetary wheel mechanism; 141: a sun gear; 142: a planet wheel; 143: a planet carrier; 144: a ring gear;

15: a motor; 151: an output shaft of the motor; 16: a first synchronizer; 17: a first gear pair;

171: a first gear driving gear; 172: a first gear driven gear; 18: a second gear pair;

181: a second stop driving gear; 182: a second-gear driven gear; 19: a second synchronizer;

20: a reverse drive gear; 21: a reverse driven gear; 22: a reverse gear shaft; 23: a reverse gear;

24: a third synchronizer; 2: an engine; 3: a clutch; 4: a differential gear.

Detailed Description

A transmission 1 according to an embodiment of the first aspect of the utility model is described below with reference to fig. 1 to 11. In the present application, the transmission 1 will be described as an example of a hybrid transmission.

As shown in fig. 1 to 11, a transmission 1 according to an embodiment of the first aspect of the present invention includes a first input shaft 11, a first output shaft 12, a first intermediate shaft 13, a planetary gear mechanism 14, a motor 15, and a first synchronizer 16.

Specifically, a range gear pair for selectively transmitting power is provided between the first intermediate shaft 13 and the first input shaft 11. For example, in the example of fig. 1, there may be two gear pairs, when power is input from the first input shaft 11, the first input shaft 11 may transmit power to the first intermediate shaft 13 through one of the two gear pairs, and then transmit power to the first output shaft 12 through the first intermediate shaft 13, and finally output the power from the transmission 1, so as to selectively set the transmission path of power in the transmission 1 according to the specific operating condition of the vehicle 100, so that the gear shifting of the transmission 1 may be smoother, and the driving experience of the vehicle 100 may be better for the user.

The planetary gear mechanism 14 includes: the planetary gear 142 is arranged on the planet carrier 143 and is meshed between the sun gear 141 and the ring gear 144, and the sun gear 141 is fixedly connected with the first intermediate shaft 13. A first synchronizer 16 is provided on the first output shaft 12, the first synchronizer 16 being selectively connectable with the ring gear 144 or with the structural teeth on the first countershaft 13. When the first synchronizer 16 is connected to the ring gear 144, the first synchronizer 16 and the ring gear 144 rotate synchronously, and the power transmitted to the planetary gear mechanism 14 is decelerated; when the first synchronizer 16 is connected with the coupling teeth on the first intermediate shaft 13, and the first synchronizer 16 and the first intermediate shaft 13 rotate synchronously, the planetary gear mechanism 14 becomes a rigid connection whole, and the power transmitted to the planetary gear mechanism 14 is transmitted out in the form of the speed ratio 1. Therefore, the speed ratio of the entire transmission 1 is multiplied by the planetary gear mechanism 14.

The gear pair is connected with the motor 15 through a gear. Referring to fig. 2 and 4, when the transmission 1, for example, a hybrid transmission, is in the electric-only mode and the first synchronizer 16 is connected to the ring gear 144, the power of the electric machine 15 can be transmitted to the first intermediate shaft 13 through the gear on the electric machine output shaft 151 and one of the two gear pairs engaged therewith, and the power of the first intermediate shaft 13 is output from the first output shaft 12 through the sun gear 141, the planetary gear 142, the ring gear 144 and the first synchronizer 16. Referring to fig. 3 and 5, when the transmission 1, for example, a hybrid transmission, is in the electric-only mode and the first synchronizer 16 is connected to the coupling teeth on the first countershaft 13, the power of the electric motor 15 is transmitted to the first countershaft 13 through the gear on the electric motor output shaft 151 and one of the two gear pairs engaged therewith, and the power of the first countershaft 13 is transmitted to the first output shaft 12 through the first synchronizer 16.

According to the transmission 1 of the embodiment of the utility model, by arranging the planetary gear mechanism 14, the first synchronizer 16 and the motor 15, when the transmission 1 such as a hybrid transmission is in an electric-only mode, the transmission 1 can have a plurality of gears, so that the vehicle 100 can selectively set a transmission path of power in the transmission 1 according to specific working conditions, and further, the loss of electric quantity of the whole vehicle can be reduced, and the vehicle 100 has good off-road performance.

According to some embodiments of the present invention, as shown in fig. 1, the gear wheel set comprises a first gear wheel set 17 and a second gear wheel set 18, the first gear wheel set 17 comprises a first gear driving gear 171 and a first gear driven gear 172 which are meshed with each other, the first gear driving gear 171 is fixed on the first input shaft 11, and the first gear driven gear 172 is sleeved on the first intermediate shaft 13. The second gear pair 18 includes a second gear driving gear 181 and a second gear driven gear 182, which are engaged with each other, the second gear driving gear 181 is fixed on the first input shaft 11, and the second gear driven gear 182 is sleeved on the first intermediate shaft 13. The second synchronizer 19 is arranged on the first intermediate shaft 13, the second synchronizer 19 is positioned between the first gear driven gear 172 and the second gear driven gear 182, and the second synchronizer 19 can be selectively connected with the first gear driven gear 172 or the second gear driven gear 182. When the second synchronizer 19 is connected with the first gear driven gear 172, the first countershaft 13 rotates synchronously with the first gear driven gear 172; when the second synchronizer 19 is connected to the second gear driven gear 182, the first countershaft 13 rotates synchronously with the second gear driven gear 182.

Referring to fig. 6, when the transmission 1, for example, a hybrid transmission, is in the ICE mode, the first synchronizer 16 is connected to the ring gear 144, and the second synchronizer 19 is connected to the first gear driven gear, the power of the engine 2 of the vehicle 100 is transmitted to the first input shaft 11, at this time, the first gear driving gear 171 fixedly connected to the first input shaft 11 rotates, the first gear driving gear 171 can drive the first gear driven gear 172 to rotate, the first gear driven gear 172 can drive the first intermediate shaft 13 to rotate through the second synchronizer 19, so that the power is transmitted from the first input shaft 11 to the first intermediate shaft 13, then the first intermediate shaft 13 can drive the sun gear 141 to rotate, and the sun gear 141 can drive the planet gears 142 and the ring gear 144 to rotate and transmit the power to the first output shaft 12 through the first synchronizer 16. In this way, the transmission 1 can be smoothly shifted to the first gear in the ICE mode, and the fuel consumption of the vehicle 100 can be reduced. It should be noted that in the ICE mode, engine 2 of vehicle 100 directly drives vehicle 100 to travel.

Referring to fig. 7, when the transmission 1, for example, a hybrid transmission, is in the ICE mode, and the first synchronizer 16 is connected to the first countershaft 13, and the second synchronizer 19 is connected to the first gear driven gear 172, the power of the engine 2 of the vehicle 100 is transmitted to the first input shaft 11, at this time, the first gear driving gear 171 fixedly connected to the first input shaft 11 rotates, the first gear driving gear 171 can drive the first gear driven gear 172 to rotate, the first gear driven gear 172 can drive the first countershaft 13 to rotate through the second synchronizer 19, so that the power transmission from the first input shaft 11 to the first countershaft 13 is realized, and then the power of the first countershaft 13 can be directly transmitted to the first output shaft 12 through the first synchronizer 16, so that the transmission 1 can be smoothly switched to the second gear in the ICE mode.

Referring to fig. 8, when the transmission 1, such as a hybrid transmission, is in the ICE mode, the first synchronizer 16 is connected to the ring gear 144, and the second synchronizer 19 is connected to the second gear driven gear 182, the power of the engine 2 of the vehicle 100 is transmitted to the first input shaft 11, at this time, the second gear driving gear 181 fixedly connected to the first input shaft 11 rotates, the second gear driving gear 181 can drive the second gear driven gear 182 to rotate, the second gear driven gear 182 can drive the first intermediate shaft 13 to rotate through the second synchronizer 19, so as to realize the power transmission from the first input shaft 11 to the first intermediate shaft 13, and then the first intermediate shaft 13 can drive the sun gear 141 to rotate, and the sun gear 141 can drive the planet gears 142 and the ring gear 144 to rotate and transmit the power to the first output shaft 12 through the first synchronizer 16. In this way, the transmission 1 can be smoothly shifted to the third gear in the ICE mode.

Referring to fig. 9, when the transmission 1, for example, a hybrid transmission, is in the ICE mode, and the first synchronizer 16 is connected to the first countershaft 13 and the second synchronizer 19 is connected to the second gear driven gear 182, the power of the engine 2 of the vehicle 100 is transmitted to the first input shaft 11, at this time, the second gear driving gear 181 fixedly connected to the first input shaft 11 rotates, the second gear driving gear 181 can drive the second gear driven gear 182 to rotate, the second gear driven gear 182 can drive the first countershaft 13 to rotate through the second synchronizer 19, so that the power transmission from the first input shaft 11 to the first countershaft 13 is realized, and then the power of the first countershaft 13 can be directly transmitted to the first output shaft 12 through the first synchronizer 16, so that the transmission 1 can be smoothly switched to the fourth gear in the ICE mode.

Therefore, the transmission 1 can have a plurality of gears through the planetary gear mechanism 14, so that the number of gear pairs can be reduced, the length and the weight of the transmission 1 can be reduced, the cost of the transmission 1 is reduced, meanwhile, the transmission 1 has a plurality of gears, the oil consumption of the vehicle 100 can be reduced, and the vehicle 100 has good off-road performance.

Further, the motor 15 is engaged with the first-gear driven gear 172 or the second-gear driven gear 182 through a gear. Next, power transmission in the pure electric mode of the transmission 1 will be described by taking an example in which a gear on the motor output shaft 151 meshes with the first-gear driven gear 172.

Referring to fig. 2, when the transmission 1, for example, a hybrid transmission, is in the pure electric mode, and the first synchronizer 16 is connected to the gear ring 144, and the second synchronizer 19 is connected to the first-gear driven gear 172, at this time, the gear on the motor output shaft 151 drives the first-gear driven gear 172 to rotate, the first-gear driven gear 172 drives the first countershaft 13 to rotate through the second synchronizer 19, so as to transmit the power of the motor 15 to the first countershaft 13, and then the first countershaft 13 drives the first synchronizer 16 to rotate through the sun gear 141, the planet gear 142, and the gear ring 144, and the first synchronizer 16 drives the first output shaft 12 to rotate, so as to realize the power transmission from the first countershaft 13 to the first output shaft 12, so that the transmission 1 can be smoothly switched to the first gear in the pure electric mode.

Referring to fig. 3, when the transmission 1, for example, a hybrid transmission, is in the pure electric mode, and the first synchronizer 16 is connected to the first countershaft 13, and the second synchronizer 19 is connected to the first gear driven gear 172, at this time, the gear on the motor output shaft 151 drives the first gear driven gear 172 to rotate, the first gear driven gear 172 drives the first countershaft 13 to rotate through the second synchronizer 19, so as to transmit the power of the motor 15 to the first countershaft 13, and then the first countershaft 13 drives the first output shaft 12 to rotate through the first synchronizer 16, so as to realize the power transmission from the first countershaft 13 to the first output shaft 12, so that the transmission 1 can be smoothly switched to the second gear in the pure electric mode.

Referring to fig. 4, when the transmission 1, such as a hybrid transmission, is in the pure electric mode, and the first synchronizer 16 is connected to the ring gear 144 and the second synchronizer 19 is connected to the second gear driven gear 182, at this time, the gear on the output shaft 151 of the motor drives the first gear driven gear 172 to rotate, the first gear driven gear 172 drives the first input shaft 11 to rotate through the first gear driving gear 171, so as to transmit the power of the motor 15 to the first input shaft 11, the first input shaft 11 drives the second gear driven gear 182 to rotate through the second gear driving gear 181, the second gear driven gear 182 drives the first intermediate shaft 13 to rotate through the second synchronizer 19, so as to transmit the power of the first input shaft 11 to the first intermediate shaft 13, and then the first intermediate shaft 13 drives the first synchronizer 16 to rotate through the sun gear 141, the planet gear 142 and the ring gear 144, the first synchronizer 16 drives the first output shaft 12 to rotate, power transmission from the first intermediate shaft 13 to the first output shaft 12 is achieved, and thus the transmission 1 can be smoothly shifted to the third gear in the electric-only mode.

Referring to fig. 5, when the transmission 1, such as a hybrid transmission, is in the pure electric mode, and the first synchronizer 16 is connected to the first intermediate shaft 13, and the second synchronizer 19 is connected to the second driven gear 182, at this time, the gear on the motor output shaft 151 drives the first driven gear 172 to rotate, the first driven gear 172 drives the first input shaft 11 to rotate through the first driving gear 171, so as to transmit the power of the motor 15 to the first input shaft 11, the first input shaft 11 drives the second driven gear 182 to rotate through the second driving gear 181, the second driven gear 182 drives the first intermediate shaft 13 to rotate through the second synchronizer 19, so as to transmit the power of the first input shaft 11 to the first intermediate shaft 13, and then the first intermediate shaft 13 drives the first output shaft 12 to rotate through the first synchronizer 16, so as to realize the power transmission from the first intermediate shaft 13 to the first output shaft 12, as such, the transmission 1 can be smoothly shifted to the fourth gear in the electric-only mode.

When the transmission 1 is in the pure electric mode, the reverse gear function can be realized through the reverse rotation of the motor 15.

From this, make derailleur 1 can have four fender position under pure electric mode for vehicle 100 can select suitable fender position according to specific operating mode, thereby can reduce the electric quantity loss of whole car, makes derailleur 1 have the selection of high-grade fender position and low-grade fender position simultaneously, can improve the cross-country performance of whole car.

According to some embodiments of the utility model, as shown in fig. 1, the gearsets comprise a reverse driving gear 20 fixedly arranged on the first input shaft 11 and a reverse driven gear 21 fixedly arranged on the first intermediate shaft 13. The reverse drive gear 20 is connected to the reverse driven gear 21 via a reverse gear 23. Referring to fig. 10, when the transmission 1, for example, a hybrid transmission, is in the ICE mode and the first synchronizer 16 is synchronized with the ring gear 144, the power of the engine 2 is transmitted to the first input shaft 11, the first input shaft 11 drives the reverse driving gear 20 to rotate, the reverse driving gear 20 drives the reverse gear 23 to rotate, so as to transmit the power to the reverse shaft 22, then the reverse gear 23 can drive the first countershaft 13 to rotate through the reverse driven gear 21, the first countershaft 13 drives the first synchronizer 16 to rotate through the sun gear 141, the planet gears 142 and the ring gear 144, and the first synchronizer 16 can drive the first output shaft 12 to rotate, so as to transmit the power to the first output shaft 12, so that the transmission 1 can be smoothly switched to the low-speed reverse gear in the ICE mode, and the reverse of the vehicle 100 is realized.

Referring to fig. 11, when the transmission 1, for example, a hybrid transmission, is in the ICE mode and the first synchronizer 16 is connected to the first countershaft 13, the power of the engine 2 is transmitted to the first input shaft 11, the first input shaft 11 drives the reverse driving gear 20 to rotate, the reverse driving gear 20 drives the reverse gear 23 to rotate, so as to transmit the power to the reverse shaft 22, then the reverse gear 23 can drive the first countershaft 13 to rotate through the reverse driven gear 21, and then the first countershaft 13 can directly drive the first output shaft 12 to rotate through the first synchronizer 16, so as to transmit the power to the first output shaft 12, so that the transmission 1 can be smoothly switched to the high-speed reverse gear in the ICE mode, and the reverse of the vehicle 100 is realized.

From this, make the reverse gear of derailleur 1 have two fender position to can satisfy the demand of backing a car under the different operating modes of vehicle 100, simultaneously because the inside of derailleur 1 is equipped with reverse gear structure, make vehicle 100 when the low battery, need not to increase extra motor 15 and realize the function of backing a car, thereby can further reduce the weight and the cost of derailleur 1.

Further, referring to fig. 1, a third synchronizer 24 is fixed to the reverse shaft 22, and the third synchronizer 24 is located on one side of the reverse gear 23. When the transmission 1 is shifted to the reverse gear, the third synchronizer 24 is engaged with the reverse gear 23 to achieve transmission of the power of the first input shaft 11 to the reverse shaft 22, so that reliability when the transmission 1 is shifted to the reverse gear can be achieved.

According to some embodiments of the present invention, the electric motor 15 is geared to the reverse drive gear 20, the reverse gear 23, or the reverse driven gear 21. For example, when the electric motor 15 is connected to the reverse driving gear 20 through a gear, the power of the electric motor 15 can be transmitted to the first countershaft 13 through the reverse driving gear 20, the reverse gear 23 and the reverse driven gear 21, and the power of the first countershaft 13 can be transmitted to the first output shaft 12 through the planetary gear mechanism 14 and the first synchronizer 16 or the first synchronizer 16 and the engaging teeth on the first countershaft 13. When the motor 15 is connected with the reverse gear 23 through a gear, the power of the motor 15 can be transmitted to the first intermediate shaft 13 through the reverse gear 23 and the reverse driven gear 21, and the power of the first intermediate shaft 13 can be transmitted to the first output shaft 12 through the planetary gear mechanism 14 and the first synchronizer 16 or the first synchronizer 16 and the coupling teeth on the first intermediate shaft 13. When the motor 15 is connected to the reverse driven gear 21 through a gear, the power of the motor 15 can be transmitted to the first countershaft 13 through the reverse driven gear 21, and the power of the first countershaft 13 can be transmitted to the first output shaft 12 through the planetary gear mechanism 14 and the first synchronizer 16 or the first synchronizer 16 and the coupling teeth on the first countershaft 13. Thereby, the number of gears of the transmission 1 can be further increased, and the transmission 1 can be shifted more smoothly, while the motor 15 can be disposed between the first input shaft 11 and the first intermediate shaft 13, effectively utilizing the space between the first input shaft 11 and the first intermediate shaft 13, so that the size of the transmission 1 in the radial direction of the first input shaft 11 can be reduced.

According to some embodiments of the utility model, the reverse shaft 22 and the first intermediate shaft 13 are located on both sides of the first input shaft 11 in the radial direction. Therefore, the transmission of power can be more uniform, the input torque can be shared, the center distance is reduced, the size of the transmission 1 is reduced, the gear shifting speed and the gear shifting stability of the transmission 1 can be improved, and the performance of the transmission 1 can be improved.

According to some embodiments of the utility model, the first intermediate shaft 13 and the first output shaft 12 are spaced apart on the axis, and the axes of the first intermediate shaft 13 and the first output shaft 12 are collinear. So set up, can guarantee under the prerequisite of the ride comfort and the stability of power transmission, make derailleur 1's structural distribution more reasonable, can make derailleur 1's the quality of shifting better like this.

A vehicle 100 according to an embodiment of the second aspect of the present invention, as shown in fig. 1-11, includes an engine 2, a clutch 3, and a transmission 1, and the transmission 1 is a transmission 1 according to the embodiment of the first aspect of the present invention described above.

Specifically, one end of the clutch 3 is connected to the engine 2, and the first input shaft 11 of the transmission 1 is connected to the other end of the clutch 3. In other words, the clutch 3 is connected between the engine 2 and the first input shaft 11, and the engine 2 can transmit power to the corresponding gear pair on the first input shaft 11 through the clutch 3, so that the gear shift is realized.

According to the vehicle 100 of the embodiment of the present invention, by adopting the transmission 1, the off-road performance of the vehicle 100 can be improved, and the fuel consumption of the vehicle 100 can be reduced.

Further, as shown in fig. 1, the vehicle 100 further includes a differential 4, the differential 4 being connected to a first output shaft 12 of the transmission 1. The differential 4 can continuously transmit the torque of the engine 2 or the motor 15 to the wheels with the wheel speed difference changing at any time on two sides, so as to ensure the stability of the vehicle 100 during turning.

Other configurations and operations of the vehicle 100 according to embodiments of the present invention are known to those of ordinary skill in the art and will not be described in detail herein.

In the description of the present invention, it is to be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations or positional relationships based on those illustrated in the drawings, merely for convenience in describing the utility model and to simplify the description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the utility model.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

While embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A transmission, comprising:

a first input shaft;

a first output shaft, a second output shaft,

a gear pair for selectively transmitting power is arranged between the first intermediate shaft and the first input shaft, and the gear pair is connected with a motor through a gear;

a planetary gear mechanism, the planetary gear mechanism comprising: the planet gear is arranged on the planet carrier and is meshed between the sun gear and the gear ring, and the sun gear is fixedly connected with the first intermediate shaft;

the first synchronizer is arranged on the first output shaft and can be selectively connected with the gear ring or the combined teeth on the first intermediate shaft.

2. The transmission of claim 1, wherein the range gear set includes a first range gear set and a second range gear set;

the first gear pair comprises a first gear driving gear and a first gear driven gear which are meshed with each other, the first gear driving gear is fixed on the first input shaft, and the first gear driven gear is sleeved on the first intermediate shaft;

the second gear pair comprises a second gear driving gear and a second gear driven gear which are meshed with each other, the second gear driving gear is fixed on the first input shaft, and the second gear driven gear is sleeved on the first intermediate shaft;

and a second synchronizer is arranged on the first intermediate shaft and is positioned between the first gear driven gear and the second gear driven gear, and the second synchronizer can be selectively connected with the first gear driven gear or the second gear driven gear.

3. The transmission of claim 2, wherein the electric machine is meshed with the first gear driven gear or the second gear driven gear through the gear.

4. The transmission of claim 1, wherein said range gear set includes a reverse drive gear fixedly disposed on said first input shaft and a reverse driven gear fixedly disposed on said first countershaft;

the reverse gear driving gear is connected with the reverse gear driven gear through a reverse gear, and the reverse gear is sleeved on the reverse gear shaft in a hollow mode.

5. The transmission of claim 4, wherein the electric machine is connected to the reverse drive gear, the reverse gear, or the reverse driven gear through the gear.

6. The transmission of claim 4, wherein a third synchronizer is fixed to the reverse shaft and is located on one side of the reverse gear.

7. The transmission of claim 4, wherein the reverse shaft and the first intermediate shaft are located on both sides of the first input shaft in a radial direction.

8. The transmission of any one of claims 1-5, wherein the first intermediate shaft and the first output shaft are axially spaced apart, and the axes of the first intermediate shaft and the first output shaft are collinear.

9. A vehicle, characterized by comprising:

an engine;

the clutch, one end of the said clutch couples to said engine;

a transmission according to any one of claims 1 to 8, a first input shaft of the transmission being connected to the other end of the clutch.

10. The vehicle of claim 9, further comprising:

a differential coupled to a first output shaft of the transmission.

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