阅读说明：本技术 用于机动车电动动力传动设备的传动装置以及机动车用电动动力传动设备 (Transmission device for an electric drive of a motor vehicle and electric drive for a motor vehicle ) 是由 T·施尔德尔 T·哈尔特 K·里德尔 于 2018-06-25 设计创作，主要内容包括：本发明涉及一种用于机动车的电动动力传动设备的传动装置(22)，具有：壳体(24)；设置在壳体(24)中且具有第一太阳轮(28)、第一行星齿轮架(30)和第一齿圈(32)的第一行星齿轮组(26)；设置在该壳体(24)中且具有第二太阳轮(38)、第二行星齿轮架(40)和永久以不能相对转动的方式接合至第一行星齿轮架(30)的第二齿圈(42)的第二行星齿轮组(36)；能被电机(12)的转子(16)驱动的输入轴(48)；能驱动机动车的至少一个车轮(54)的输出轴(52)，输入轴(48)永久以不能相对转动的方式联接至第一太阳轮(28)，第一齿圈(32)以不能相对转动的方式接合或能接合至第二太阳轮(38)。(The invention relates to a transmission device (22) for an electric drive of a motor vehicle, comprising: a housing (24); a first planetary gear set (26) provided in the housing (24) and having a first sun gear (28), a first planetary gear carrier (30), and a first ring gear (32); a second planetary gear set (36) which is arranged in the housing (24) and has a second sun gear (38), a second planet carrier (40) and a second ring gear (42) which is permanently joined to the first planet carrier (30) in a rotationally fixed manner; an input shaft (48) drivable by a rotor (16) of the motor (12); an output shaft (52) which can drive at least one wheel (54) of the motor vehicle, the input shaft (48) being permanently coupled in a rotationally fixed manner to the first sun gear (28), the first ring gear (32) being engaged in a rotationally fixed manner or being engageable to the second sun gear (38).)

1. A transmission (22) for an electric drive of a motor vehicle, having:

a housing (24);

a first planetary gear set (26) disposed in the housing (24), the first planetary gear set having a first sun gear (28), a first planet gear carrier (30), and a first ring gear (32);

a second planetary gear set (36) disposed in the housing (24) and having a second sun gear (38), a second planet carrier (40) and a second ring gear (42), the second ring gear being non-rotatably engaged or engageable with the first planet carrier (30);

an input shaft (48) drivable by a rotor (16) of the motor (12);

an output shaft (52) by means of which at least one wheel (54) of the motor vehicle can be driven,

wherein the first planet gear carrier (30) is permanently coupled to the output shaft (52) in a relatively non-rotatable manner, wherein:

-the input shaft (48) is permanently coupled to the first sun gear (28) in a relatively non-rotatable manner,

-the first ring gear (32) is in relatively non-rotatable engagement with the second sun gear (38) or is in relatively non-rotatable engagement therewith,

it is characterized in that the utility model is characterized in that,

a third planetary gear set (74) having a third sun gear (76), a third planet gear carrier (78) and a third ring gear (80) is arranged in the housing (24);

the third sun gear (76) is permanently coupled to the second sun gear (38) in a relatively non-rotatable manner;

a third shifting element (84) is provided, by means of which the third ring gear (80) or the third planet gear carrier (78) can be fixed to the housing (24).

2. The transmission (22) according to claim 1, characterized in that a first switching element (58) is provided, by means of which the first ring gear (32) can be fixed to the housing (24).

3. Transmission (22) according to claim 1 or 2, characterised in that a second switching element (60) is provided, by means of which the second planet carrier (40) can be fixed to the housing (24).

4. Transmission (22) according to one of the preceding claims, characterized in that the third ring gear (80) can be fixed to the housing (24) by means of a third shift element (84), wherein the third planet carrier (78) is permanently coupled to the second planet carrier (40) in a rotationally fixed manner.

5. The transmission (22) of claim 4, wherein the second planetary gear set (36) and the third planetary gear set (74) form an anti-ravigneaux planetary gear set (90).

6. Transmission (22) according to one of the preceding claims, wherein an axle gear (62) is provided, which has at least one half shaft arranged coaxially with the input shaft (48).

7. Transmission (22) according to one of the preceding claims, characterized in that the switching elements (58,60,84) are designed as form-fitting or friction-fitting switching elements.

8. An electric drive (10) for a motor vehicle, having an electric machine (12) with a rotor (16) and a transmission (22) having:

-a housing (24);

-a first planetary gear set (26) provided in the housing (24), having a first sun gear (28), a first planet gear carrier (30) and a first ring gear (32);

-a second planetary gear set (36) arranged in the housing (24) and having a second sun gear (38), a second planet carrier (40) and a second ring gear (42), which is or can be engaged in a relatively non-rotatable manner with the first planet carrier (30);

-an input shaft (48) engaged or engageable with the rotor (16);

an output shaft (52) by means of which at least one wheel (54) of the motor vehicle can be driven,

wherein the first planet gear carrier (30) is permanently coupled to the output shaft (52) in a relatively non-rotatable manner, wherein:

-the input shaft (48) is permanently coupled to the first sun gear (28) in a relatively non-rotatable manner,

-the first ring gear (32) is engaged in a relatively non-rotatable manner or can be engaged in a relatively non-rotatable manner to the second sun gear (38),

it is characterized in that the utility model is characterized in that,

a third planetary gear set (74) having a third sun gear (76), a third planet gear carrier (78) and a third ring gear (80) is arranged in the housing (24);

the third sun gear (76) is permanently coupled to the second sun gear (38) in a relatively non-rotatable manner;

a third shifting element (84) is provided, by means of which the third ring gear (80) or the third planet gear carrier (78) can be fixed to the housing (24).