Hybrid transmission, hybrid drive system and vehicle

文档序号:1131941 发布日期:2020-10-02 浏览:24次 中文

阅读说明:本技术 混合动力变速器、混合动力驱动系统及车辆 (Hybrid transmission, hybrid drive system and vehicle ) 是由 李至浩 陈振辉 于 2018-04-02 设计创作,主要内容包括:一种用于车辆的混合动力驱动系统的混合动力变速器(T)以及包括该混合动力驱动系统的车辆,其中所述变速器(T)包括变速器输入轴(1)、变速器输出轴(2)和中间轴(3),变速器输入轴(1)经由动力耦合单元(K0)与内燃机(ICE)的输出轴进行动力耦合或断开,所述变速器(T)还包括第一齿轮(Z11)和第二齿轮(Z12),两者空套在变速器输入轴(1)上;第一同步器(A),其布置在变速器输入轴(1)上并且位于第一齿轮(Z11)和第二齿轮(Z12)之间,第一同步器(A)能够与第一齿轮(Z11)或第二齿轮(Z12)接合;第三齿轮(Z21)和第四齿轮(Z22),两者布置在变速器输出轴(2)上并且分别与第一齿轮(Z11)和第二齿轮(Z12)啮合;以及第五齿轮(Z31)和第六齿轮(Z32),两者布置在中间轴(3)上并且分别与第一齿轮(Z11)和第二齿轮(Z12)啮合,其中,电机(EM)的动力经由上述六个齿轮(Z11,Z12,Z21,Z22,Z31,Z32)中的任一者输入到所述变速器(T)。(A hybrid transmission (T) for a hybrid drive system of a vehicle and a vehicle comprising the hybrid drive system, wherein the transmission (T) comprises a transmission input shaft (1), a transmission output shaft (2) and an intermediate shaft (3), the transmission input shaft (1) is in power coupling or decoupling with an output shaft of an Internal Combustion Engine (ICE) via a power coupling unit (K0), the transmission (T) further comprises a first gear (Z11) and a second gear (Z12), both of which are freely sleeved on the transmission input shaft (1); a first synchronizer (a) arranged on the transmission input shaft (1) and located between the first gear (Z11) and the second gear (Z12), the first synchronizer (a) being engageable with the first gear (Z11) or the second gear (Z12); a third gear (Z21) and a fourth gear (Z22), both arranged on the transmission output shaft (2) and meshing with the first gear (Z11) and the second gear (Z12), respectively; and a fifth gear (Z31) and a sixth gear (Z32) both disposed on the counter shaft (3) and meshed with the first gear (Z11) and the second gear (Z12), respectively, wherein the power of the Electric Motor (EM) is input to the transmission (T) via any one of the above six gears (Z11, Z12, Z21, Z22, Z31, Z32).)

A hybrid transmission (T) for a hybrid drive system of a vehicle, the hybrid drive system comprising an Internal Combustion Engine (ICE), an Electric Machine (EM) and a power coupling unit (K0), the hybrid transmission (T) comprising a transmission input shaft (1), a transmission output shaft (2) and an intermediate shaft (3), the transmission input shaft (1) being power coupled or decoupled via the power coupling unit (K0) with the output shaft of the Internal Combustion Engine (ICE), the hybrid transmission (T) further comprising:

a first gear (Z11) and a second gear (Z12) which are freely sleeved on the transmission input shaft (1);

a first synchronizer (A) arranged on the transmission input shaft (1) and located between the first gear (Z11) and the second gear (Z12), the first synchronizer (A) being engageable with the first gear (Z11) or the second gear (Z12);

a third gear (Z21) and a fourth gear (Z22), both arranged on the transmission output shaft (2) and meshing with the first gear (Z11) and the second gear (Z12), respectively; and

a fifth gear (Z31) and a sixth gear (Z32), both arranged on the intermediate shaft (3) and meshing with the first gear (Z11) and the second gear (Z12), respectively,

wherein the power of the Electric Motor (EM) is input to the transmission (T) via any one of the six gears (Z11, Z12, Z21, Z22, Z31, Z32).

The hybrid transmission (T) according to claim 1,

the third gear (Z21) and the fourth gear (Z22) are free on the transmission output shaft (2), and the transmission (T) further comprises a second synchronizer (B) which is arranged on the transmission output shaft (2), is located between the third gear (Z21) and the fourth gear (Z22), and is engageable with the third gear (Z21) or the fourth gear (Z22).

The hybrid transmission (T) according to claim 2,

the fifth gear (Z31) and the sixth gear (Z32) are connected in a rotationally fixed manner to the countershaft (3).

The hybrid transmission (T) according to any one of claims 1-3,

the first gear (Z11) is arranged coaxially with the output shaft (4) of the Electric Motor (EM) and is connected in a rotationally fixed manner.

The hybrid transmission (T) according to claim 4,

the Electric Machine (EM) comprises a rotor (R) and a rotor hub (H) for supporting the rotor (R), which serves as an output shaft (4) of the electric machine EM and is connected in a rotationally fixed manner to the first gearwheel (Z11), and

the Electric Machine (EM) is arranged axially between the Internal Combustion Engine (ICE) and the transmission (T), the power coupling unit (K0) is arranged in the interior of the rotor (R), and the transmission input shaft (1) is arranged coaxially with the rotor hub (H).

The hybrid transmission (T) according to claim 3,

the intermediate shaft (1) and an output shaft (4) of the motor (EM) are coaxially arranged and connected in a torsion-resistant manner.

The hybrid transmission of claim 3,

the output shaft (4) of the motor (EM) is connected with a motor gear (Z51) in a torque-proof manner, and the intermediate shaft (3) is arranged in parallel with the output shaft (4) of the motor (EM) and is in power connection with the motor output shaft (4) through gear engagement.

The hybrid transmission (T) according to claim 7,

the fifth gear (Z31) or the sixth gear (Z32) is meshed with the motor gear (Z51).

The hybrid transmission of claim 7,

an input special gear (Z33) is connected with the intermediate shaft (3) in a non-rotating mode, and the input special gear (Z33) is meshed with the motor gear (Z51).

The hybrid transmission (T) according to any one of claims 1-9, further comprising:

at least one further gear pair arranged between the transmission input shaft (1) and the transmission output shaft (2); and

at least one further synchronizer for selecting one gear pair from the at least one further gear pair for power transmission between the transmission input shaft (1) and the transmission output shaft (2).

The hybrid transmission (T) according to claim 10,

the two gears of each of the further gear pairs are arranged on the transmission input shaft (1) and the transmission output shaft (2) in a rotationally fixed and rotationally fixed manner, respectively, and

the at least one further synchronizer is arranged in cooperation with a gear of the at least one further gear pair that is free on the transmission input shaft (1) or the transmission output shaft (2) such that each further synchronizer can be engaged with one or both gears that are free on the transmission input shaft (1) or the transmission output shaft (2).

The hybrid transmission (T) according to claim 11,

the at least one other gear pair is a gear pair (Z13-Z23) of a seventh gear (Z13) and an eighth gear (Z23), the at least one other synchronizer is a third synchronizer (C),

wherein the seventh gearwheel (Z13) is connected in a rotationally fixed manner to the transmission input shaft (1) and the eighth gearwheel (Z23) is free on the transmission output shaft (2), the third synchronizer (C) being arranged on the transmission output shaft (2) on one axial side of the eighth gearwheel (Z23) and being engageable with the eighth gearwheel (Z23).

The hybrid transmission of claim 11,

said at least one other pair of gears comprising a pair of gears (Z13-Z23) of a seventh gear (Z13) and an eighth gear (Z23) and a pair of gears (Z14-Z24) of a ninth gear (Z14) and a tenth gear (Z24), said at least one other synchronizer being a third synchronizer (C),

wherein the seventh gear (Z13), the ninth gear (Z14) are connected in a rotationally fixed manner to the transmission input shaft (1), the eighth gear (Z23), the tenth gear (Z24) are free on the transmission output shaft (2), and the third synchronizer (C) is arranged on the transmission output shaft (2), between the eighth gear (Z23) and the tenth gear (Z24), and can be engaged with the eighth gear (Z23) or the tenth gear (Z24).

The hybrid transmission (T) according to claim 11,

said at least one other pair of gears comprising a pair of gears (Z13-Z23) consisting of a seventh gear (Z13) and an eighth gear (Z23), a pair of gears (Z14-Z24) consisting of a ninth gear (Z14) and a tenth gear (Z24), and a pair of gears (Z15-Z25) consisting of an eleventh gear (Z15) and a twelfth gear (Z25), said at least one other synchronizer comprising a third synchronizer (C) and a fourth synchronizer (D),

wherein the seventh gear (Z13) and the ninth gear (Z14) are connected in a rotationally fixed manner to the transmission input shaft (1), and the eighth gear (Z23) and the tenth gear (Z24) are free on the transmission output shaft (2), the third synchronizer (C) is arranged on the transmission output shaft (2), is located between the eighth gear (Z23) and the tenth gear (Z24) and can be engaged with the eighth gear (Z23) or the tenth gear (Z24), and

the eleventh gearwheel (Z15) is free on the transmission input shaft (1), the twelfth gearwheel (Z25) is connected in a rotationally fixed manner to the transmission output shaft (2), and the fourth synchronizer (D) is arranged on the transmission input shaft (1) on one axial side of the eleventh gearwheel (Z15) and can be engaged with the eleventh gearwheel (Z15).

The hybrid transmission (T) according to claim 11,

said at least one other pair of gears comprising a pair of gears (Z13-Z23) consisting of a seventh gear (Z13) and an eighth gear (Z23), a pair of gears (Z14-Z24) consisting of a ninth gear (Z14) and a tenth gear (Z24), a pair of gears (Z15-Z25) consisting of an eleventh gear (Z15) and a twelfth gear (Z25), and a pair of gears (Z16-Z26) consisting of a thirteenth gear (Z16) and a fourteenth gear (Z26), said at least one other synchronizer comprising a third synchronizer (C) and a fourth synchronizer (D),

wherein the seventh gear (Z13) and the ninth gear (Z14) are connected in a rotationally fixed manner to the transmission input shaft (1), the eighth gear (Z23) and the tenth gear (Z24) are free on the transmission output shaft (2), the third synchronizer (C) is arranged on the transmission output shaft (2), is located between the eighth gear (Z23) and the tenth gear (Z24) and can be engaged with the eighth gear (Z23) or the tenth gear (Z24), and

the eleventh gear (Z15) and the thirteenth gear (Z16) are free on the transmission input shaft (1), the twelfth gear (Z25) and the fourteenth gear (Z26) are connected in a rotationally fixed manner on the transmission output shaft (2), and the fourth synchronizer (D) is arranged on the transmission input shaft (1), between the eleventh gear (Z15) and the thirteenth gear (Z16), and can be engaged with the eleventh gear (Z15) or the thirteenth gear (Z16).

A hybrid drive system comprising an Internal Combustion Engine (ICE), an Electric Machine (EM), a power coupling unit (K0) and a hybrid transmission (T) according to any one of claims 1 to 15, wherein an output shaft of the Internal Combustion Engine (ICE) is power coupled or decoupled via the power coupling unit (K0) with a transmission input shaft (1) of the hybrid transmission (T), and power of the Electric Machine (EM) is input to the transmission (T) via any one of first to sixth gears (Z11, Z12, Z21, Z22, Z31, Z32) in the hybrid transmission (T).

A vehicle comprising the hybrid drive system of claim 16.

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