CN210309923U - Integrated electric axle of miniature electric vehicle - Google Patents
Integrated electric axle of miniature electric vehicle Download PDFInfo
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- CN210309923U CN210309923U CN201921097463.9U CN201921097463U CN210309923U CN 210309923 U CN210309923 U CN 210309923U CN 201921097463 U CN201921097463 U CN 201921097463U CN 210309923 U CN210309923 U CN 210309923U
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Abstract
The utility model belongs to the technical field of the axle technique and specifically relates to a miniature electric motor car integral type electric axle, including motor, semi-axis, differential mechanism, reduction gear and casing, the wheel of one side is connected to semi-axis one end, and the semi-axis other end is connected with differential mechanism's one end, differential mechanism's the other end and the wheel connection of opposite side, the motor is connected with the coaxial linkage of reduction gear, and the one end coaxial coupling of reduction gear and differential mechanism, motor, semi-axis, differential mechanism, reduction gear office are coaxial setting, casing parcel motor, differential mechanism and reduction gear, the utility model discloses can reduce the inside occupation space of electric motor car, reduce automobile body weight, and reduce cost and assembly process.
Description
Technical Field
The utility model relates to an axle technical field, specific field is an electronic axle of miniature electric motor car integral type.
Background
The axle is a purely mechanical product, whether a commercial vehicle or a passenger vehicle, and is a less delicate mechanical product. According to the traditional vehicle type, the power of the vehicle is finally transmitted to the wheel edge by an engine, a gearbox, a transmission shaft, a differential mechanism and the like, the driving efficiency of the transmission form is low, a large amount of space is occupied, the weight of the whole vehicle is increased, the economy of the whole vehicle can be reduced, and due to the fact that more parts are arranged, the assembly content of a host factory is increased, and the assembly difficulty is increased.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a miniature electric motor car integral type electric axle to solve among the prior art the axle structure complicated, the assembly degree of difficulty is big, problem with high costs.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a miniature electric motor car integral type electric axle, includes motor, semi-axis, differential mechanism, reduction gear and casing, the wheel of one side is connected to semi-axis one end, and the semi-axis other end is connected with differential mechanism's one end, differential mechanism's the other end and the wheel connection of opposite side, the motor is connected with the coaxial linkage of reduction gear, and the one end coaxial coupling of reduction gear and differential mechanism, motor, semi-axis, differential mechanism, reduction gear office are coaxial setting, casing parcel motor, differential mechanism and reduction gear.
Preferably, the speed reducer is a planetary gear speed reducing mechanism.
Preferably, the motor is an electric vehicle driving motor, and an output shaft of the driving motor is in linkage connection with a shaft gear in the planetary gear speed reducing mechanism.
Preferably, the planetary gear of the planetary gear reduction mechanism is linked with a gear of the velometer.
Preferably, wheels on two sides of the electric vehicle respectively displace two sides of the electric axle, the wheel on one side is connected with a rotating shaft of the differential, and the wheel on the other side is connected with the other rotating shaft of the differential through the half shaft.
Compared with the prior art, the beneficial effects of the utility model are that: the integrated electric axle has compact and reasonable structural design, simultaneously has the functions of driving, speed reducing and differential, can reduce the overall weight of the axle assembly, saves a large amount of space, and is convenient for arranging batteries on the whole vehicle; the transmission efficiency is also improved after the motor and the transmission system are integrated.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the present invention;
FIG. 3 is a schematic diagram of an integrated structure of the planetary reduction gear and the differential mechanism of the present invention;
fig. 4 is an exploded view of the integrated planetary reducer and differential mechanism structure of fig. 3.
In the figure: 1. a motor; 2. a half shaft; 3. a differential mechanism; 4. a speed reducer; .
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a miniature electric motor car integral type electric axle which characterized in that: including motor 1, semi-axis 2, differential mechanism 3, reduction gear 4 and casing, the wheel of one side is connected to 2 one ends of semi-axis, and the 2 other ends of semi-axis are connected with the one end of differential mechanism 3, and the other end of differential mechanism 3 is connected with the wheel of opposite side, motor 1 is connected with the 4 coaxial linkage of reduction gear, and reduction gear 4 and differential mechanism 3's one end coaxial coupling, motor 1, semi-axis 2, differential mechanism 3, reduction gear 4 office are coaxial setting, casing parcel motor 1, differential mechanism 3 and reduction gear 4.
The speed reducer 4 is a planetary gear speed reducing mechanism.
The motor 1 is an electric vehicle driving motor 1, and an output shaft of the driving motor 1 is in linkage connection with a shaft gear in the planetary gear speed reducing mechanism.
The planet gear of the planet gear speed reducing mechanism is connected with the gear of the velometer in a linkage way.
The wheels on two sides of the electric vehicle respectively displace two sides of the electric axle, the wheel on one side is connected with a rotating shaft of the differential mechanism 3, and the wheel on the other side is connected with the other rotating shaft of the differential mechanism 3 through the half shaft 2.
Through this technical scheme, inside integrated transaxle with driving motor 1, motor 1 casing and axle housing sharing are integrated with driving motor 1 and reduction gears, adopt planetary gear reduction gears to realize that input and output are coaxial, are integrated with planetary differential 3 and planet speed reduction.
The integrated electric axle has compact and reasonable structural design, simultaneously has the functions of driving, speed reducing and differential, can reduce the overall weight of the axle assembly, saves a large amount of space, and is convenient for arranging batteries on the whole vehicle; after the motor 1 and the transmission system are integrated, the transmission efficiency is also improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a miniature electric motor car integral type electric axle which characterized in that: including motor, semi-axis, differential mechanism, reduction gear and casing, the wheel of one side is connected to semi-axis one end, and the semi-axis other end is connected with the one end of differential mechanism, and the other end and the wheel connection of opposite side of differential mechanism, the motor is connected with the coaxial linkage of reduction gear, and the one end coaxial coupling of reduction gear and differential mechanism, motor, semi-axis, differential mechanism, reduction gear office are coaxial setting, casing parcel motor, differential mechanism and reduction gear.
2. The integrated electric bridge of a miniature electric vehicle as set forth in claim 1, wherein: the speed reducer is a planetary gear speed reducing mechanism.
3. The integrated electric bridge of a miniature electric vehicle as set forth in claim 2, wherein: the motor is an electric vehicle driving motor, and an output shaft of the driving motor is in linkage connection with a shaft gear in the planetary gear speed reducing mechanism.
4. The integrated electric bridge of a miniature electric vehicle as set forth in claim 2, wherein: the planet gear of the planet gear speed reducing mechanism is connected with the gear of the velometer in a linkage way.
5. The integrated electric bridge of miniature electric vehicle as set forth in claim 4, wherein: the wheels on two sides of the electric vehicle respectively displace two sides of the electric axle, the wheel on one side is connected with a rotating shaft of the differential mechanism, and the wheel on the other side is connected with the other rotating shaft of the differential mechanism through the half shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921097463.9U CN210309923U (en) | 2019-07-15 | 2019-07-15 | Integrated electric axle of miniature electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921097463.9U CN210309923U (en) | 2019-07-15 | 2019-07-15 | Integrated electric axle of miniature electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210309923U true CN210309923U (en) | 2020-04-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921097463.9U Active CN210309923U (en) | 2019-07-15 | 2019-07-15 | Integrated electric axle of miniature electric vehicle |
Country Status (1)
| Country | Link |
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| CN (1) | CN210309923U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110303880A (en) * | 2019-07-15 | 2019-10-08 | 江苏九龙汽车制造有限公司 | A kind of mini electric vehicle integral electric bridge |
| CN112046275A (en) * | 2020-09-26 | 2020-12-08 | 南京好龙电子有限公司 | Axially aligned coaxially driven axle |
-
2019
- 2019-07-15 CN CN201921097463.9U patent/CN210309923U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110303880A (en) * | 2019-07-15 | 2019-10-08 | 江苏九龙汽车制造有限公司 | A kind of mini electric vehicle integral electric bridge |
| CN112046275A (en) * | 2020-09-26 | 2020-12-08 | 南京好龙电子有限公司 | Axially aligned coaxially driven axle |
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