CN215171922U - Gear ring speed reduction two-gear power assembly - Google Patents
Gear ring speed reduction two-gear power assembly Download PDFInfo
- Publication number
- CN215171922U CN215171922U CN202121410216.7U CN202121410216U CN215171922U CN 215171922 U CN215171922 U CN 215171922U CN 202121410216 U CN202121410216 U CN 202121410216U CN 215171922 U CN215171922 U CN 215171922U
- Authority
- CN
- China
- Prior art keywords
- gear
- ring
- main
- reduction
- 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
Abstract
The utility model discloses a ring gear two grades of power assemblies that slow down belongs to a ring gear two grades of power assemblies technical field that slow down. A ring gear reduction two speed powertrain, comprising: a housing; the main reduction inner gear ring is rotationally connected to the shell and is connected with a gearbox used for gear shifting output power; the power assembly is connected to the shell and used for driving the main reduction inner gear ring to rotate; the utility model discloses a vehicle power assembly adopts the motor to connect the main ring gear that subtracts and slows down to combine two grades of gearboxes, the main ring gear that subtracts is arranged as the reducible centre-to-centre spacing of main reduction gear, is reduced the assembly volume, the driving system car of being convenient for in, adopts the main ring gear that subtracts to slow down and increases the turn round, the optional higher-speed motor that uses, and the motor volume is littleer, and the cost is lower, combines two grades of gearboxes more to enable the motor and moves in high-efficient interval, improves assembly efficiency.
Description
Technical Field
The utility model relates to a ring gear two grades of power assemblies technical field that slow down especially relates to a ring gear two grades of power assemblies that slow down.
Background
The power source motor of the new energy automobile mainly adopts a permanent magnet synchronous motor, the permanent magnet synchronous motor with the same power has the problems that the larger the maximum torque is, the larger the volume is, the higher the cost is, and on the contrary, the higher the maximum rotating speed is, the smaller the volume is, the lower the cost is.
The traditional external gear has larger two-axle distance, increases the manufacturing cost of the shell volume and increases the arrangement difficulty of the whole vehicle; a single motor is used as a power source, the efficiency is lower in a low rotating speed and low torque interval, and the electric quantity of a battery of an energy source is wasted.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems that the traditional external gear has larger two-axle distance, increases the manufacturing cost of the shell volume and increases the difficulty of the whole vehicle arrangement; the gear ring speed reduction two-gear power assembly is provided by using a single motor as a power source, and has the problems of low efficiency and waste of electric quantity of an energy source battery in a low rotating speed and low torque range.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a ring gear reduction two speed powertrain, comprising: a housing; the main reduction inner gear ring is rotationally connected to the shell and is connected with a gearbox used for gear shifting output power; and the power assembly is connected to the shell and is used for driving the main reduction inner gear ring to rotate.
In order to facilitate driving of the main speed reduction ring gear, preferably, the power assembly includes: a motor connected to the housing; and the main reduction gear is rotationally connected to the shell, is connected to the output end of the motor and is meshed with the main reduction inner gear ring gear.
In order to facilitate the connection of the motor and the main reducing gear, further, the motor and the main reducing gear are connected through a spline.
In order to facilitate the connection of the motor and the main reducing gear, further, the motor is connected with the main reducing gear through a coupler.
In order to facilitate the change of the output torque of the gearbox, preferably, the main reduction ring gear is connected with the gearbox through a spline, the gearbox comprises a first gear and a second gear which are respectively combined by the movement of a sliding sleeve, an output shaft is fixedly connected to the gearbox, and the output shaft is rotationally connected to the shell.
In order to facilitate the rotation of the main reduction inner gear ring, the main reduction gear, the second gear and the first gear, preferably, the main reduction inner gear ring, the main reduction gear, the second gear and the first gear rotate on the shell through bearings.
Compared with the prior art, the utility model provides a two grades of power assemblies of ring gear speed reduction possesses following beneficial effect:
the device does not relate to the part and all is the same with prior art or can adopt prior art to realize, the utility model discloses a vehicle power assembly adopts the motor to connect the main ring gear that subtracts and slows down to combine two grades of gearboxes, the main ring gear that subtracts is as the reducible centre-to-centre spacing of main reduction gear, reduces the assembly volume, is convenient for arrange in the driving system car, adopts the main ring gear that subtracts to slow down and increases the turn round, optional higher speed motor, the motor volume is littleer, and the cost is lower, combines two grades of gearboxes more to enable the motor and moves between high-efficient, improves assembly efficiency.
Drawings
Fig. 1 is a schematic structural view of a gear ring speed reduction two-gear power assembly provided by the utility model.
In the figure: 1. a motor; 2. a main reduction gear; 3. a main reduction inner gear ring; 4. a second gear; 5. a first gear; 6. a bearing; 7. a housing; 8. and an output shaft.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being 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.
Example 1:
referring to fig. 1, a ring gear deceleration two-speed powertrain includes: a housing 7; the main reduction inner gear ring 3 is rotatably connected to a shell 7, two ends of the main reduction inner gear ring 3 are supported by bearings 6 and play roles in axial and radial limiting, the main reduction inner gear ring 3 is connected with a gearbox for gear shifting output power, specifically, the main reduction inner gear ring 3 is connected with the gearbox through splines, the gearbox comprises a first gear 5 and a second gear 4 which are respectively combined by moving a sliding sleeve, the main reduction inner gear ring 3 can be adjusted to be matched with the first gear 5 or the second gear 4 through sliding of the sliding sleeve, different rotating speed torques are realized, an output shaft 8 is fixedly connected to the gearbox, and the output shaft 8 is rotatably connected to the shell 7; and the power assembly is connected to the shell 7 and used for driving the main speed reduction ring gear 3 to rotate, wherein the power assembly comprises: a motor 1 connected to the housing 7; the main reduction gear 2 which is rotationally connected to the shell 7 is connected to the output end of the motor 1 and is in gear engagement with the main reduction inner gear ring 3.
When the device is used, a motor 1 is connected with a main reduction gear 2 through a spline, the main reduction gear 2 is meshed with a main reduction inner gear ring 3 to reduce speed and increase torque, the main reduction inner gear ring 3 is supported by bearings 6 at two ends and plays an axial and radial limiting role, the main reduction inner gear ring 3 is enveloped and supported by a shell 7, the main reduction inner gear ring 3 is connected with a gearbox through a spline, a first gear 5 and a second gear 4 are respectively combined by moving of a sliding sleeve, and finally, torque and rotating speed are output by an output shaft 8;
the utility model discloses a vehicle power assembly adopts motor 1 to connect the main ring gear 3 speed reduction that subtracts to combine two grades of gearboxes, main ring gear 3 that subtracts is as the reducible centre-to-centre spacing of main reduction gear, reduces the assembly volume, the driving system car of being convenient for arranges, adopts the main ring gear 3 that subtracts to reduce to increase the turn round, optional higher speed motor 1, motor 1 volume is littleer, the cost is lower, combine two grades of gearboxes more to enable motor 1 and operate between the high efficiency, improve assembly efficiency.
Example 2:
referring to fig. 1, a ring gear deceleration two-speed powertrain includes: a housing 7; the main reduction inner gear ring 3 is rotatably connected to a shell 7, two ends of the main reduction inner gear ring 3 are supported by bearings 6 and play roles in axial and radial limiting, the main reduction inner gear ring 3 is connected with a gearbox for gear shifting output power, specifically, the main reduction inner gear ring 3 is connected with the gearbox through splines, the gearbox comprises a first gear 5 and a second gear 4 which are respectively combined by moving a sliding sleeve, the main reduction inner gear ring 3 can be adjusted to be matched with the first gear 5 or the second gear 4 through sliding of the sliding sleeve, different rotating speed torques are realized, an output shaft 8 is fixedly connected to the gearbox, and the output shaft 8 is rotatably connected to the shell 7; and the power assembly is connected to the shell 7 and used for driving the main speed reduction ring gear 3 to rotate, wherein the power assembly comprises: a motor 1 connected to the housing 7; the main reduction gear 2 which is rotationally connected to the shell 7 is connected to the output end of the motor 1 and is in gear engagement with the main reduction inner gear ring 3.
When the device is used, a motor 1 is connected with a main reduction gear 2 through a coupler, the main reduction gear 2 is meshed with a main reduction inner gear ring 3 to reduce speed and increase torque, the main reduction inner gear ring 3 is supported by bearings 6 at two ends and plays an axial and radial limiting role, the main reduction inner gear ring 3 is enveloped and supported by a shell 7, the main reduction inner gear ring 3 is connected with a gearbox through a spline, a first gear 5 and a second gear 4 are respectively combined by moving of a sliding sleeve, and finally torque and rotating speed are output by an output shaft 8.
The utility model discloses a vehicle power assembly adopts motor 1 to connect the main ring gear 3 speed reduction that subtracts to combine two grades of gearboxes, main ring gear 3 that subtracts is as the reducible centre-to-centre spacing of main reduction gear, reduces the assembly volume, the driving system car of being convenient for arranges, adopts the main ring gear 3 that subtracts to reduce to increase the turn round, optional higher speed motor 1, motor 1 volume is littleer, the cost is lower, combine two grades of gearboxes more to enable motor 1 and operate between the high efficiency, improve assembly efficiency.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A ring gear two-gear speed reduction power assembly is characterized by comprising:
a housing (7);
the main reduction inner gear ring (3) is rotationally connected to the shell (7), and the main reduction inner gear ring (3) is connected with a gearbox for gear shifting output power;
and the power assembly is connected to the shell (7) and is used for driving the main speed reduction ring gear (3) to rotate.
2. A ring gear reduction two speed powertrain according to claim 1, comprising:
a motor (1) connected to the housing (7);
the main reduction gear (2) is rotationally connected to the shell (7), is connected to the output end of the motor (1), and is in gear engagement with the main reduction inner gear ring (3).
3. A ring gear reduction two-speed powertrain according to claim 2, characterized in that the electric machine (1) is splined to the main reduction gear (2).
4. A ring gear reduction two-speed powertrain according to claim 2, characterized in that the electric machine (1) is coupled to the main reduction gear (2) by means of a coupling.
5. A gear ring deceleration two-gear power assembly according to claim 1, characterized in that the main deceleration gear ring (3) is connected with a gearbox through splines, the gearbox comprises a first gear (5) and a second gear (4) which are respectively combined by sliding sleeve movement, an output shaft (8) is fixedly connected with the gearbox, and the output shaft (8) is rotationally connected with the housing (7).
6. A ring gear reduction two-speed powertrain according to claim 5, characterized in that the main reduction ring gear (3), the main reduction gear (2), the second gear (4) and the first gear (5) are all rotated on the housing (7) through bearings (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121410216.7U CN215171922U (en) | 2021-06-23 | 2021-06-23 | Gear ring speed reduction two-gear power assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121410216.7U CN215171922U (en) | 2021-06-23 | 2021-06-23 | Gear ring speed reduction two-gear power assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215171922U true CN215171922U (en) | 2021-12-14 |
Family
ID=79382589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121410216.7U Active CN215171922U (en) | 2021-06-23 | 2021-06-23 | Gear ring speed reduction two-gear power assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215171922U (en) |
-
2021
- 2021-06-23 CN CN202121410216.7U patent/CN215171922U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105346410B (en) | Double-motor power drive assembly | |
| CN208630340U (en) | A kind of bi-motor coupling planet row type two gear transaxle | |
| CN108454394A (en) | A kind of electric drive rear axle assy | |
| CN101521440A (en) | Permanent magnetic brushless direct current (DC) differential speed motor with dual-rotor structure for electric vehicle | |
| CN215171922U (en) | Gear ring speed reduction two-gear power assembly | |
| CN203219149U (en) | Birotor motor for electric automobile | |
| CN210309923U (en) | Integrated electric axle of miniature electric vehicle | |
| CN202264634U (en) | Ordinary gear speed-reducing type internal wheel driving device with power switching device | |
| CN109958760B (en) | Hub motor driven electric automobile gear shifting device based on transmission mechanism and gear shifting method thereof | |
| WO2022166952A1 (en) | Coaxial electric drive system and vehicle | |
| CN215751859U (en) | Transmission system structure of electric tractor | |
| CN205371486U (en) | Hybrid vehicle is with single planetary mechanism derailleur | |
| CN214028179U (en) | Permanent magnet double-motor drive assembly device of integrated two-gear transmission | |
| CN208831610U (en) | A kind of coaxial straight line gear | |
| CN109624681B (en) | Double-motor power transmission system for electric automobile | |
| CN208881587U (en) | A kind of pure electric vehicle center driven bridge | |
| CN207278794U (en) | A kind of multi-function variable-speed device, engine and motor tricycle | |
| CN203427987U (en) | Drive device of gasoline-electric hybrid motor vehicle | |
| CN2756549Y (en) | Driving wheel hub of electric vehicle | |
| CN218197918U (en) | Dual-motor transmission structure | |
| CN213685129U (en) | Speed reducer suitable for ultra-high-speed electric drive system and electric drive system using speed reducer | |
| CN203543638U (en) | Dual-input type differential of hybrid car | |
| CN117588527B (en) | Speed reducer with double input modes | |
| CN214564581U (en) | Low-cost small-size hybrid power framework | |
| CN111216538A (en) | Hybrid power system and vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Room 208, Floor 2, Building 3, No. 168, Shennan Road, Minhang District, Shanghai, 201108 Patentee after: Bureton Technology Co.,Ltd. Address before: 201100 room g68, 3 / F, building 6, 4299 Jindu Road, Minhang District, Shanghai Patentee before: Burleton Technology Co.,Ltd. |
|
| CP03 | Change of name, title or address |