CN210390736U - Double-motor drive axle device and vehicle - Google Patents
Double-motor drive axle device and vehicle Download PDFInfo
- Publication number
- CN210390736U CN210390736U CN201920891587.8U CN201920891587U CN210390736U CN 210390736 U CN210390736 U CN 210390736U CN 201920891587 U CN201920891587 U CN 201920891587U CN 210390736 U CN210390736 U CN 210390736U
- Authority
- CN
- China
- Prior art keywords
- drive axle
- vehicle
- motor drive
- main
- motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The utility model provides a bi-motor drive axle device and vehicle belongs to the vehicle field. This two motor drive axle devices includes: a transaxle housing extending in a lateral direction of the vehicle; the two wheel edge structures are respectively arranged at two ends of the drive axle shell; and two sets of main reducing assemblies respectively connected to two sides of the drive axle housing along the longitudinal direction of the vehicle, each set of main reducing assembly comprising: a drive motor; one end of the gear speed reducing mechanism is connected with the driving motor; the other ends of the gear speed reducing mechanisms of the two sets of main reducing assemblies are respectively connected with the two wheel edge structures. The utility model discloses the vehicle including this two motor drive axle devices is still provided. The utility model discloses a two motor drive axle devices and vehicle can solve that transmission efficiency is low, the fault rate is high, weight is heavy, occupy the big and with high costs problem of whole car space.
Description
Technical Field
The utility model relates to a vehicle field especially relates to a two motor drive axle devices and vehicle.
Background
With the increasing concern of the market on the emission requirement and the economic requirement of vehicles, commercial truck electric drive design and electric drive power system integrated design markets are embodied.
The common drive axle structure in the prior art is that a drive motor, a transmission shaft and a drive axle are connected in sequence. The drive axle structure has the problems of low transmission efficiency, high failure rate, heavy weight, large occupied finished automobile space and high cost due to the fact that the product has a long power chain and multiple types of power chain products.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a bi-motor drive axle device and vehicle can solve that transmission efficiency is low, the fault rate is high, weight is heavy, occupy the big and with high costs problem of whole car space.
The utility model discloses a another aim is to improve the output torque.
The utility model discloses a further balanced counter weight is aimed at, reduces the operation vibration of vehicle, improves travelling comfort and reliability.
Particularly, the utility model provides a two motor drive axle devices, include:
a transaxle housing extending in a lateral direction of the vehicle;
the two wheel edge structures are respectively arranged at two ends of the drive axle shell; and
two sets of main subtracting assemblies, connect respectively in the transaxle casing is along the longitudinal both sides of vehicle, each set of main subtracting assembly includes:
a drive motor; and
one end of the gear speed reducing mechanism is connected with the driving motor; wherein the content of the first and second substances,
the other ends of the gear speed reducing mechanisms of the two sets of main reducing assemblies are respectively connected with the two wheel edge structures.
Optionally, both sets of the main reducing assemblies are located at the middle position of the drive axle housing.
Optionally, each set of the main reducing assembly further comprises:
and the main reduction shell is used for installing the driving motor and the gear reduction mechanism, and the main reduction shell is detachably connected to the drive axle shell.
Optionally, the main reducer housing is connected to the transaxle housing by a fastener.
Optionally, each of the driving motors is connected with a corresponding motor controller.
Optionally, an electronic differential system is also included.
In particular, the utility model also provides a vehicle, including wheel and at least one foretell two motor drive axle devices, two of two motor drive axle devices the wheel limit structure respectively with two wheels of vehicle both sides link to each other.
The utility model discloses a two motor drive axle devices are integrated for one set of owner with driving motor and gear reduction mechanism and subtract the assembly, and the owner subtracts the assembly again with transaxle housing body coupling, and power passes through gear reduction mechanism from driving motor and transmits the wheel limit structure, and then drive wheel. The double-motor drive axle device with the structure omits a transmission shaft, an input shaft and corresponding connecting pieces, shortens a transmission chain and reduces the number of parts, so that the double-motor drive axle device is high in transmission efficiency, light in weight, small in occupied space, low in failure rate and cost-saving.
Further, the embodiment adopts two sets of main reducing assemblies, namely the double-motor drive axle device is provided with two drive motors, so that the output torque is doubled compared with that of a single-motor drive axle, and the output torque of the wheels is improved.
Furthermore, as the two sets of main reducing assemblies are connected to the two sides of the drive axle shell along the longitudinal direction of the vehicle, the balance weight is balanced, the running vibration of the vehicle is reduced, and the comfort and the reliability are improved.
The above and other objects, advantages and features of the present invention will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.
Drawings
Some specific embodiments of the present invention will be described in detail hereinafter, by way of illustration and not by way of limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:
fig. 1 is a schematic structural diagram of a dual-motor drive axle device according to an embodiment of the present invention.
Detailed Description
Fig. 1 is a schematic structural diagram of a dual-motor drive axle device according to an embodiment of the present invention. The utility model discloses a bi-motor drive axle device mainly is applicable to commercial truck, also can be used to general vehicle of taking advantage of. As shown in fig. 1, in one embodiment, the dual motor drive axle assembly 100 may generally include a drive axle housing 10, two wheel rim structures 20, and two sets of main reduction assemblies 30. The transaxle housing 10 extends in the lateral direction of the vehicle. Two wheel-side structures 20 are respectively arranged at two ends of the drive axle housing 10 for driving a set of wheels in the transverse direction of the vehicle. Two sets of main reducing assemblies 30 are respectively connected to two sides of the drive axle housing 10 along the longitudinal direction of the vehicle, namely, one set of main reducing assemblies 30 is connected to the front of the drive axle housing 10, and the other set of main reducing assemblies 30 is connected to the rear of the drive axle housing 10. Each set of the main reducing assembly 30 includes a driving motor 31 and a gear reducing mechanism 32. One end of the gear reduction mechanism 32 is connected to the drive motor 31. The other ends of the gear reduction mechanisms 32 of the two main reducing assemblies 30 are respectively connected with the two wheel edge structures 20. That is, two sets of main assemblies 30 are respectively used for driving the left and right wheels, and the wheel edge structure 20 can adopt the existing conventional structure.
In the dual-motor drive axle device 100 of the present embodiment, the driving motor 31 and the gear reduction mechanism 32 are integrated into a set of main reduction assembly 30, the main reduction assembly 30 is further connected to the drive axle housing 10, and power is transmitted from the driving motor 31 to the wheel rim structure 20 through the gear reduction mechanism 32, so as to drive the wheels. The dual-motor drive axle device 100 of such a structure omits a transmission shaft, an input shaft and corresponding connecting pieces, shortens a transmission chain and reduces the number of parts, so that the transmission efficiency is high, the weight is light, the occupied space is small, the failure rate is low, and the cost is saved.
Further, the present embodiment adopts two main reducing assemblies 30, that is, the dual-motor drive axle device 100 has two driving motors 31, so that the output torque is doubled compared with that of a single-motor drive axle, and the output torque of the wheels is improved.
Further, two sets of main reducing assemblies 30 are connected to two sides of the drive axle housing 10 along the longitudinal direction of the vehicle, so that balance weight balancing is facilitated, running vibration of the vehicle is reduced, and comfort and reliability are improved.
In one embodiment, as shown in fig. 1, two main reducing assemblies 30 are located at the middle of the drive axle housing 10. This allows the center of gravity of the entire dual motor transaxle assembly 100 to be located at the center of the transaxle case 10, further optimizing the counterweight and reducing vibration, thereby further improving the comfort and reliability of the vehicle.
In another embodiment, as shown in fig. 1, each set of the main reducing assembly 30 further includes a main reducing housing 33, the main reducing housing 33 is used for mounting the driving motor 31 and the gear reduction mechanism 32, and the main reducing housing 33 is detachably connected to the transaxle housing 10. That is, the driving motor 31 and the gear reduction mechanism 32 are installed in the main reduction housing 33 and integrated into the main reduction assembly 30, and the main reduction assembly 30 is integrated into the transaxle housing 10 through the main reduction housing 33. The transaxle housing 10 herein may be of conventional construction in the art.
Optionally, the main reducer housing 33 is connected to the drive axle housing 10 by fasteners, such as bolts.
In one embodiment, each of the driving motors 31 is connected to a corresponding motor controller (not shown). That is, the two driving motors 31 are controlled by a single motor controller, power is input to the gear reduction mechanism 32 from the driving motors 31 to reduce the speed and increase the torque, the gear reduction mechanism 32 transmits the power to the wheel edge structure 20 on one side, and the wheel edge structure 20 is connected with the wheel on the corresponding side to drive the wheel to rotate.
In another embodiment, the dual motor drive axle assembly 100 further includes an electronic differential system (not shown). The two main reducing assemblies 30 work independently, and normally operate at the same torque and the same rotating speed to ensure that the wheel edge structure 20 operates at the same torque and the same rotating speed, but under the condition that the rotating speeds of the left wheel and the right wheel are not synchronous, such as vehicle turning, the left wheel and the right wheel operate at different wheel speeds through control of an electronic differential system. Of course, mechanical differentials may also be used where process assembly permits.
The utility model also provides a vehicle, this vehicle include wheel and the two motor drive axle devices 100 of any above-mentioned embodiment of at least one, two of two motor drive axle devices 100 wheel limit structure 20 respectively with two wheels of vehicle both sides link to each other.
In the dual-motor drive axle device 100 of the vehicle of the embodiment, the driving motor 31 and the gear reduction mechanism 32 are integrated into a set of main reduction assembly 30, the main reduction assembly 30 is further connected with the drive axle housing 10, and power is transmitted from the driving motor 31 to the wheel rim structure 20 through the gear reduction mechanism 32, so as to drive the wheels. The dual-motor drive axle device 100 of such a structure omits a transmission shaft, an input shaft and corresponding connecting pieces, shortens a transmission chain and reduces the number of parts, so that the transmission efficiency is high, the weight is light, the occupied space is small, the failure rate is low, and the cost is saved.
Further, since the dual-motor drive axle device 100 of the vehicle adopts two sets of main reducing assemblies 30, that is, the dual-motor drive axle device 100 has two driving motors 31, the output torque is doubled compared with that of a single-motor drive axle, and the output torque of the wheels is improved.
Further, since the two main reducing assemblies 30 of the dual-motor drive axle device 100 of the vehicle are connected to the two sides of the drive axle housing 10 along the longitudinal direction of the vehicle, balancing of the counterweight is facilitated, running vibration of the vehicle is reduced, and comfort and reliability are improved.
Thus, it should be appreciated by those skilled in the art that while a number of exemplary embodiments of the invention have been shown and described in detail herein, many other variations and modifications can be made, consistent with the principles of the invention, which are directly determined or derived from the disclosure herein, without departing from the spirit and scope of the invention. Accordingly, the scope of the present invention should be understood and interpreted to cover all such other variations or modifications.
Claims (7)
1. A dual motor drive axle assembly, comprising:
a transaxle housing extending in a lateral direction of the vehicle;
the two wheel edge structures are respectively arranged at two ends of the drive axle shell; and
two sets of main subtracting assemblies, connect respectively in the transaxle casing is along the longitudinal both sides of vehicle, each set of main subtracting assembly includes:
a drive motor; and
one end of the gear speed reducing mechanism is connected with the driving motor; wherein the content of the first and second substances,
the other ends of the gear speed reducing mechanisms of the two sets of main reducing assemblies are respectively connected with the two wheel edge structures.
2. The dual motor drive axle assembly of claim 1,
and the two main reducing assemblies are positioned in the middle of the drive axle shell.
3. The dual motor drive axle assembly of claim 2, wherein each set of the main reduction assembly further comprises:
and the main reduction shell is used for installing the driving motor and the gear reduction mechanism, and the main reduction shell is detachably connected to the drive axle shell.
4. The dual motor drive axle assembly of claim 3,
the main reducer housing is connected to the transaxle housing by a fastener.
5. The dual motor drive axle arrangement according to any one of claims 1-4,
and each driving motor is respectively connected with a corresponding motor controller.
6. The dual motor drive axle assembly of claim 5,
an electronic differential system is also included.
7. A vehicle comprising a wheel and at least one dual motor drive axle assembly according to any one of claims 1-6, wherein both said wheel rim structures of said dual motor drive axle assembly are connected to both wheels on both sides of said vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920891587.8U CN210390736U (en) | 2019-06-13 | 2019-06-13 | Double-motor drive axle device and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920891587.8U CN210390736U (en) | 2019-06-13 | 2019-06-13 | Double-motor drive axle device and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210390736U true CN210390736U (en) | 2020-04-24 |
Family
ID=70349091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920891587.8U Active CN210390736U (en) | 2019-06-13 | 2019-06-13 | Double-motor drive axle device and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210390736U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112874284A (en) * | 2021-01-15 | 2021-06-01 | 杭州时代电动科技有限公司 | Distributed driving system suitable for plate spring suspension |
-
2019
- 2019-06-13 CN CN201920891587.8U patent/CN210390736U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112874284A (en) * | 2021-01-15 | 2021-06-01 | 杭州时代电动科技有限公司 | Distributed driving system suitable for plate spring suspension |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20220227219A1 (en) | Axle assembly for low floor vehicle | |
| EP3138718B1 (en) | Integrated steering drive axle for vehicle and electric vehicle | |
| US9630482B2 (en) | System for driving the drive wheels of an electric or hybrid vehicle | |
| US20210039492A1 (en) | An electric axle assembly | |
| CN210390736U (en) | Double-motor drive axle device and vehicle | |
| CN203543618U (en) | Dual motor drive device provided with parking brake and applied to electric forklift | |
| CN215435961U (en) | Electric drive assembly, four-wheel drive system and car | |
| CN105480078A (en) | Flat arrangement structure of hybrid power cross-country vehicle assembly | |
| CN106314034A (en) | Dual-motor driving axle structure | |
| CN209813696U (en) | Vehicle and electric drive power assembly thereof | |
| CN103522885A (en) | Double-motor driving device with parking brake of electric forklift | |
| CN210390735U (en) | Double-motor drive axle device and vehicle | |
| CN209365877U (en) | A kind of coaxial bi-motor electricity drive driving axis | |
| CN209208448U (en) | A kind of three-in-one electric drive vehicle bridge for electric vehicle | |
| CN110281700A (en) | A kind of Dual-motors Driving vehicle bridge and molten iron transportation vehicle | |
| CN112918236B (en) | Integrated double-motor two-gear electric drive bridge assembly mechanism and driving method | |
| CN105034790A (en) | Electric automobile torsion girder type driving system and driving method of same | |
| CN212267216U (en) | Driving system of wheel type travelling mechanism | |
| CN212499889U (en) | Two-gear electric drive axle arrangement structure for commercial vehicle | |
| CN114506184A (en) | Vehicle and drive axle device thereof | |
| CN217944804U (en) | Vehicle and driving axle thereof | |
| CN205097914U (en) | Rearmounted rear -guard electric motor car drive shaft assembly structure of motor | |
| CN214874181U (en) | Integrated double-motor two-gear electric drive bridge assembly mechanism | |
| CN210881653U (en) | Electric drive axle assembly with longitudinally arranged motor | |
| CN219988914U (en) | Electric drive axle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211206 Address after: 310051 No. 1760, Jiangling Road, Hangzhou, Zhejiang, Binjiang District Patentee after: ZHEJIANG GEELY HOLDING GROUP Co.,Ltd. Patentee after: ZHEJIANG GEELY NEW ENERGY COMMERCIAL VEHICLE GROUP Co.,Ltd. Patentee after: GEELY SICHUAN COMMERCIAL VEHICLE Co.,Ltd. Patentee after: Zhejiang remote commercial vehicle R & D Co.,Ltd. Address before: 310051 No. 1760, Jiangling Road, Hangzhou, Zhejiang, Binjiang District Patentee before: ZHEJIANG GEELY HOLDING GROUP Co.,Ltd. Patentee before: ZHEJIANG GEELY NEW ENERGY COMMERCIAL VEHICLE GROUP Co.,Ltd. Patentee before: GEELY SICHUAN COMMERCIAL VEHICLE Co.,Ltd. |