CN210821792U - Power driving system and vehicle with same - Google Patents
Power driving system and vehicle with same Download PDFInfo
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- CN210821792U CN210821792U CN201921673342.4U CN201921673342U CN210821792U CN 210821792 U CN210821792 U CN 210821792U CN 201921673342 U CN201921673342 U CN 201921673342U CN 210821792 U CN210821792 U CN 210821792U
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Abstract
The utility model discloses a power driving system and vehicle that has it, power driving system includes: a housing; the single-planet row gear mechanism comprises a gear ring, a planet carrier and a sun gear; a power engagement device provided for engaging the ring gear to the housing or to the sun gear; and a first motor and a second motor, each of the first motor and the second motor being linked with the sun gear. According to the utility model discloses power driving system has advantages such as convenient to use, small and drive effect is good.
Description
Technical Field
The utility model relates to a vehicle manufacturing technical field particularly, relates to a power driving system and have power driving system's vehicle.
Background
Power drive system among the correlation technique adopts the ball screw structure, and the motor of shifting needs to keep off the direction unanimous with the shift fork advance and retreat, consequently shifts the required space of direction great, leads to the space between axle housing and the leaf spring anticollision board of two grades of integrated electric drive axles less, can't be applicable to the spatial layout of two grades of integrated electric drive axles.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a power driving system, this power driving system have convenient to use, small and advantage such as drive effect is good.
The utility model discloses still provide one kind and have power drive system's vehicle.
To achieve the above object, according to an embodiment of the first aspect of the present invention, there is provided a power drive system, including: a housing; the single-planet row gear mechanism comprises a gear ring, a planet carrier and a sun gear; a power engagement device provided for engaging the ring gear to the housing or to the sun gear; and a first motor and a second motor, each of the first motor and the second motor being linked with the sun gear.
According to the utility model discloses power driving system has advantages such as convenient to use, small and drive effect is good.
In addition, the power driving system according to the above embodiment of the present invention may further have the following additional technical features:
according to some embodiments of the invention, the power drive system further comprises: an input shaft on which the sun gear is coaxially fixed, the power engagement means for selectively engaging the input shaft or the housing.
According to some embodiments of the invention, the housing is formed with a housing engagement portion, the input shaft is formed with an input shaft engagement portion, and the power engagement device is for selectively engaging the housing engagement portion or the input shaft engagement portion.
According to some embodiments of the invention, the housing engagement portion and the input shaft engagement portion are located on both sides of the power engagement device, respectively, the power engagement device being a two-way synchronizer.
According to some embodiments of the invention, the power drive system further comprises: the first gear set is linked with the first motor and the input shaft respectively.
According to some embodiments of the invention, the first motor and the second motor are located respectively on both sides of the input shaft.
According to some embodiments of the invention, the power drive system further comprises: and the output shaft is linked with the planet carrier.
According to some embodiments of the invention, the power drive system further comprises: and the second gear set is respectively linked with the planet carrier and the output shaft.
According to some embodiments of the invention, the second gear set has an escape opening thereon adapted for the input shaft to pass through.
According to an embodiment of the second aspect of the present invention a vehicle is proposed, the vehicle comprising a power drive system according to an embodiment of the first aspect of the present invention.
According to the utility model discloses vehicle, through utilizing according to the utility model discloses an embodiment of first aspect power drive system, power drive system has advantages such as convenient to use, small and drive effect are good.
Additional aspects and advantages of the invention 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 invention.
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 structural diagram of a power drive system according to an embodiment of the present invention.
Reference numerals: the power drive system 1, the housing 100, the single planetary gear train 200, the ring gear 210, the carrier 220, the sun gear 230, the power coupling device 300, the first motor 410, the second motor 420, the input shaft 510, the first gear set 520, the first drive gear 521, the first driven gear 522, the output shaft 530, the second gear set 540, the second drive gear 541, the second driven gear 542, and the escape port 543.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
A power drive system 1 according to an embodiment of the present invention is described below with reference to the drawings.
As shown in fig. 1, a power drive system 1 according to an embodiment of the present invention includes a housing 100, a single planetary gear mechanism 200, a power coupling device 300, a first motor 410, and a second motor 420.
The single planetary gear set 200 includes a ring gear 210, a carrier 220, and a sun gear 230. The power coupling device 300 is provided for coupling the ring gear 210 to the housing 100 or to the sun gear 230. Each of the first motor 410 and the second motor 420 is linked with the sun gear 230.
Specifically, the planet carrier 220 is provided with a plurality of planet wheels, and the planet wheels are respectively meshed with the sun gear and the gear ring.
According to the utility model discloses power-driven system 1, through setting up single planet row gear mechanism 200, power engagement device 300, first motor 410 and second motor 420, can arrange gear mechanism 200 integrated setting with first motor 410 and second motor 420 and single planet to utilize power engagement device 300 to control single planet row gear mechanism 200's operating condition. Therefore, the output of different gear rotating speeds of the power driving system 1 can be realized, for example, the output of the four-gear rotating speed can be realized, and a larger speed ratio range can be obtained to meet diversified power requirements. Meanwhile, the integration level of the power driving system 1 is convenient to improve, the functionality and the applicability of the power driving system 1 are improved, and the overall performance of the power driving system 1 is improved.
And, compare the structure that adopts ball among the correlation technique, the required space of shifting of power drive system 1 is less, is convenient for control power drive system 1's volume, and the installation setting of power drive system 1 is convenient for, improves power drive system 1's installation flexibility and convenience, further improves power drive system 1's application scope.
In addition, by providing the first motor 410 and the second motor 420, each of the first motor 410 and the second motor 420 is linked with the sun gear 230, which facilitates to improve the use function of the power drive system 1.
Therefore, according to the utility model discloses power driving system 1 has convenient to use, small and advantage such as drive effect is good.
A power drive system 1 according to an embodiment of the present invention is described below with reference to the drawings.
In some embodiments of the present invention, as shown in fig. 1, a power drive system 1 according to embodiments of the present invention includes a housing 100, a single planetary gear mechanism 200, a power coupling device 300, a first motor 410, and a second motor 420.
In some embodiments of the present invention, as shown in fig. 1, power-driven system 1 further includes an input shaft 510, sun gear 230 being coaxially fixed to input shaft 510, and power coupling device 300 being configured to selectively couple ring gear 210 to sun gear 230 or housing 100. This facilitates the power coupling device 300 to control the housing 100 or the sun gear 230 to perform the coupling setting, and facilitates the control of the single planetary gear mechanism 200 to output different speeds using the power coupling device 300. At the same time, it is also convenient to transmit power to the single planetary gear mechanism 200 through the input shaft 510.
Specifically, when power coupling device 300 engages sun gear 230, ring gear 210 is engaged and fixed to sun gear 230, and when power coupling device 300 engages housing 100, ring gear 210 is engaged and fixed to housing 100.
Alternatively, the housing 100 is formed with a housing engagement portion, the input shaft 510 is formed with an input shaft engagement portion, and the power engagement device 300 is used to selectively engage the housing engagement portion or the input shaft engagement portion. This facilitates the installation of the power coupling device 300, facilitates the mating of the power coupling device 300 with the housing 100 or the input shaft 510, and improves the operational reliability of the power coupling device 300.
Further, the housing engagement portion and the input shaft engagement portion are respectively located at both sides of the power engagement device 300, and the power engagement device 300 is a bidirectional synchronizer. This facilitates smooth engagement of the power coupling device 300 with the housing coupling portion or the input shaft coupling portion, facilitating more rational compactness of the layout of the power drive system 1.
Optionally, as shown in fig. 1, the power driving system 1 further includes a first gear set 520, and the first gear set 520 is respectively linked with the first motor 410 and the input shaft 510. In this way, the first gear set 520 can be used to change the input rotation speed of the first motor 410, and the speed change effect of the power driving system 1 can be further improved.
Further, the first gear set 520 includes a first driving gear 521 and a first driven gear 522, the first driving gear 521 is linked with the first motor 410, and the first driven gear 522 is linked with the input shaft 510.
Specifically, the first motor 410 and the second motor 420 are respectively located at both sides of the input shaft 510. This facilitates the first motor 410 and the second motor 420 to be linked with the input shaft 510, respectively, and facilitates the first motor 410 and the second motor 420 to provide power to the input shaft 510.
For example, when the first electric machine 410 is eliminated, the power-driven system 1 can be changed into a low-power low-torque two-gear gearbox driven only by the second electric machine 420, and when the second electric machine 420 is eliminated, the power-driven system 1 can be changed into a high-power high-torque two-gear gearbox driven only by the first electric machine 410, so that the power-driven system 1 is highly scalable.
Optionally, as shown in fig. 1, the power driving system 1 further includes an output shaft 530, and the output shaft 530 is linked with the planet carrier 220. After the speed change by the single planetary gear mechanism 200, the power can be transmitted to the actuator through the output shaft 530.
Specifically, output shaft 530 may output power directly to the axle half shaft of the vehicle for driving the axle assembly.
Further, as shown in fig. 1, the power driving system 1 further includes a second gear set 540, and the second gear set 540 is linked with the planet carrier 220 and the output shaft 530 respectively. This allows the second gear set 540 to further shift gears, thereby improving the speed change capability of the power drive system 1.
Further, the second gear set 540 includes a second driving gear 541 and a second driven gear 542, the second driving gear 541 is linked with the planet carrier 220, and the second driven gear 542 is linked with the output shaft 530.
Specifically, as shown in fig. 1, the second gear set 540 has an avoidance port 543 through which the input shaft 510 passes. In other words, the input shaft 510 is inserted through the second gear set 540. This facilitates installation and installation of the input shaft 510, improves structural rationality and compactness of the power drive system 1, and facilitates control of the overall size of the power drive system 1.
More specifically, the input shaft 510 is inserted through the second driving gear 541.
In some embodiments of the present invention, the power driving system 1 includes a four-gear shift position, when the first shift position is located, the motor 420 does not work, the first motor 410 outputs torque to the first driving gear 521, the first driving gear 521 transmits torque to the input shaft 510 through engagement with the first driven gear 522, the input shaft 510 transmits torque to the sun gear 230, the power coupling device 300 controls the gear ring 210 to be coupled and fixed with the casing 100, at this time, after torque is increased through the single planetary gear mechanism 200, torque is output to the second driving gear 541 through the planet carrier 220, the second driving gear 541 transmits torque to the output shaft 530 through engagement with the second driven gear 542.
In the second shift position, the motor 420 does not operate, the first motor 410 outputs torque to the first drive gear 521, the first drive gear 521 transmits torque to the input shaft 510 by meshing with the first driven gear 522, the input shaft 510 transmits torque to the sun gear 230, the power coupling device 300 controls the ring gear 210 to be coupled to and fixed to the input shaft 510, and at this time, torque is output to the second drive gear 541 through the carrier 220, and the second drive gear 541 meshes with the second driven gear 542 and transmits torque to the output shaft 530.
In the third shift range, the first motor 410 is not operated, the second motor 420 outputs torque to the input shaft 510, the input shaft 510 transmits the torque to the sun gear 230, and the power coupling device 300 controls the ring gear 210 and the housing 100 to be fixed, and at this time, the torque is increased by the single planetary gear mechanism 200, and then is output to the second drive gear 541 through the carrier 220, and the second drive gear 541 is engaged with the second driven gear 542, and transmits the torque to the output shaft 530.
In the fourth shift range, the first motor 410 is not operated, the first motor 410 outputs torque to the input shaft 510, the input shaft 510 transmits torque to the sun gear 230, the power coupling device 300 controls the ring gear 210 to be coupled and fixed to the input shaft 510, torque is output to the second drive gear 541 through the carrier 220, and the second drive gear 541 transmits torque to the output shaft 530 by being engaged with the second driven gear 542.
A vehicle according to an embodiment of the present invention is described below. According to the utility model discloses vehicle includes according to the utility model discloses power drive system 1 of above-mentioned embodiment.
According to the utility model discloses vehicle, through utilizing according to the utility model discloses power drive system 1 of above-mentioned embodiment, power drive system 1 has advantages such as convenient to use, small and drive effect are good.
Other configurations and operations of vehicles 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", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified. In the description of the present invention, the first feature "on" or "under" the second feature may include the first and second features being in direct contact, and may also include the first and second features being in contact with each other not directly but through another feature therebetween.
In the description of the invention, the first feature being "on", "above" and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 invention can be understood in specific cases to those skilled 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 present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention 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 invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A power drive system, comprising:
a housing;
the single-planet row gear mechanism comprises a gear ring, a planet carrier and a sun gear;
a power engagement device provided for engaging the ring gear to the housing or to the sun gear; and
the first motor and the second motor are linked with the sun gear.
2. The power drive system of claim 1, further comprising:
an input shaft on which the sun gear is coaxially fixed, the power engagement means for selectively engaging the input shaft or the housing.
3. A power drive system according to claim 2 wherein the housing is formed with a housing engagement portion and the input shaft is formed with an input shaft engagement portion, the power engagement means being for selectively engaging either the housing engagement portion or the input shaft engagement portion.
4. A power drive system according to claim 3, wherein the housing engagement portion and the input shaft engagement portion are located on either side of the power engagement device, respectively, the power engagement device being a two-way synchronizer.
5. The power drive system of claim 2, further comprising:
the first gear set is linked with the first motor and the input shaft respectively.
6. A power drive system according to claim 2, wherein the first and second electric machines are located on either side of the input shaft.
7. The power drive system of claim 2, further comprising:
and the output shaft is linked with the planet carrier.
8. The power drive system of claim 7, further comprising:
and the second gear set is respectively linked with the planet carrier and the output shaft.
9. The power drive system according to claim 8 wherein said second gear set has an escape opening therein adapted for passage of said input shaft therethrough.
10. A vehicle characterized by comprising a power drive system according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921673342.4U CN210821792U (en) | 2019-09-30 | 2019-09-30 | Power driving system and vehicle with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921673342.4U CN210821792U (en) | 2019-09-30 | 2019-09-30 | Power driving system and vehicle with same |
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| Publication Number | Publication Date |
|---|---|
| CN210821792U true CN210821792U (en) | 2020-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921673342.4U Active CN210821792U (en) | 2019-09-30 | 2019-09-30 | Power driving system and vehicle with same |
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| CN (1) | CN210821792U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112693306A (en) * | 2021-01-25 | 2021-04-23 | 重庆胜特佳机械有限公司 | Dual-motor driven multimode stepless speed change coupling output system and electric drive assembly |
-
2019
- 2019-09-30 CN CN201921673342.4U patent/CN210821792U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112693306A (en) * | 2021-01-25 | 2021-04-23 | 重庆胜特佳机械有限公司 | Dual-motor driven multimode stepless speed change coupling output system and electric drive assembly |
| CN112693306B (en) * | 2021-01-25 | 2023-02-03 | 重庆胜特佳机械有限公司 | Dual-motor drive multimode stepless speed change coupling output system and electric drive assembly |
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