CN210258734U - Embedded electric motor car drive arrangement - Google Patents
Embedded electric motor car drive arrangement Download PDFInfo
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- CN210258734U CN210258734U CN201921129424.2U CN201921129424U CN210258734U CN 210258734 U CN210258734 U CN 210258734U CN 201921129424 U CN201921129424 U CN 201921129424U CN 210258734 U CN210258734 U CN 210258734U
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Abstract
The utility model discloses an embedded electric motor car drive arrangement, including drive arrangement, chain stay and wheel hub, drive arrangement locates wheel hub's inside and drives wheel hub and rotate, and the chain stay is installed in the drive arrangement both ends. Wherein, drive arrangement includes driving motor, drive shaft, driving gear, output shaft and installation axle, and the drive shaft is installed and is driven rotatoryly on driving motor, and the driving gear is fixed to be installed in the drive shaft. The output shaft is arranged on one side of the driving motor, the output gear is fixedly arranged on the output shaft and is in transmission fit with the driving gear, an installation gear is arranged on one side of the output gear on the output shaft, the driving device is installed in a matched mode through the installation gear and the wheel hub, the installation shaft is fixedly arranged in the output shaft, two ends of the installation shaft protrude out of two sides of the driving device, and the bottom fork is respectively and fixedly arranged on installation shafts on two sides of the driving device. The use efficacy has the advantages of simple structure, long service life, high stability and good comfort.
Description
Technical Field
The utility model relates to an electric motor car spare part field, concretely relates to embedded electric motor car drive arrangement.
Background
At present, an electric motorcycle as a tool for riding instead of walking in cities is one of mainstream, and an electric vehicle generally adopts a hub motor driving structure. However, the wheels and the driving device are of an integrated structure, the controllability of the vehicle is reduced along with the increase of the weight, the situation of losing the ground holding force instantly easily occurs on a bumpy road section, the impact generated by the wheels and the ground directly acts on the motor and leads to higher failure rate due to the addition of severe working environment, and in addition, the structure has the advantages of low riding speed, no force in climbing, low working efficiency, reduced service life of the battery and shortened endurance mileage.
SUMMERY OF THE UTILITY MODEL
To the above, an object of the utility model is to provide an embedded electric motor car drive arrangement, it has simple structure, long service life, stability height and the good advantage of travelling comfort.
In order to achieve the above purpose, the utility model provides a technical scheme is:
the utility model has the advantages that:
an embedded electric vehicle driving device comprises a driving device, a bottom fork and a wheel hub, wherein the driving device is arranged inside the wheel hub and drives the wheel hub to rotate, the bottom fork is arranged at two ends of the driving device, the driving device comprises a driving motor, a driving shaft, a driving gear, an output shaft and an installation shaft, the driving motor is internally provided with a permanent magnet, the permanent magnet is of a V-shaped structure, the driving shaft is arranged on the driving motor to drive and rotate, the driving gear is fixedly arranged on the driving shaft, the output shaft is arranged at one side of the driving motor and is fixedly arranged on the output shaft and is in transmission fit with the driving gear, the output shaft is provided with an installation gear at one side of the output gear, the driving device is installed with the wheel hub through the installation gear, the output shaft is of a hollow structure, the installation shaft is fixedly arranged in the output shaft, and, the bottom fork is respectively and fixedly arranged on the mounting shafts at two sides of the driving device.
Preferably, the driving device further comprises a first shell and a second shell which are connected and arranged, the driving motor is arranged in the first shell, the driving shaft, the driving gear, the output shaft and the installation shaft are all arranged in the second shell, a limiting boss is arranged on the output shaft on the inner side of the installation gear, an installation thread is arranged on the outer side of the output shaft, and an installation sleeve is arranged on the installation thread.
Preferably, the both ends of installation axle are all cut and are formed the installation department, and the outside of installation department still is equipped with limit thread, the chain stay includes two installation poles, and the tip of installation pole is equipped with the mounting groove, the mounting groove of installation pole with the installation department cooperation installation of installation axle, just drive arrangement and wheel hub are located the intermediate position of chain stay, limit thread facial make-up is equipped with limit nut.
Preferably, the mounting rods are provided with shock-absorbing mounting parts.
Preferably, the driving device is embedded in the hub and is centered.
The invention has the beneficial effects that:
1. the utility model discloses a drive arrangement is embedded in wheel hub design, can effectual optimization installation space, ensures chain stay and absorbing mounted position, keeps the equilibrium of electric motor car, and for current in-wheel motor, when the impact that wheel and bottom surface produced can not direct action on driving motor, direct action is on the chain stay, and then has reduced the fault rate and the damage probability of equipment, simultaneously, this chain stay's simple structure, the dismouting is more convenient.
2. The driving device of the utility model directly drives the output shaft and the output gear to rotate through the driving gear driven by the driving motor, so as to realize the rotation of the wheel hub, and the transmission structure is simple, the transmission efficiency is high, the loss is small, and the endurance mileage can be increased;
3. the permanent magnet is arranged inside the driving motor, and the permanent magnet is in a V-shaped structure, and by adopting the structural design, the contact area between the rotor and the permanent magnet is large, so that the driving motor has a good heat dissipation effect; meanwhile, the demagnetization rate of the permanent magnet is reduced, and the service life of the driving motor is prolonged.
The present invention will be further explained with reference to the drawings and the embodiments.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
fig. 1 is a perspective view of the present invention;
fig. 2 is a top view of the present invention;
FIG. 3 is a schematic illustration of the energy absorber device of FIG. 1 with the mounting sleeve removed;
fig. 4 is a schematic view of the structure inside the driving motor of fig. 1.
The reference numerals in the drawings are explained below.
The driving device 1, the driving motor 11, the permanent magnet 111, the driving shaft 12, the driving gear 13, the output gear 14, the output shaft 15, the limit boss 151, the mounting screw 152, the mounting shaft 16, the mounting portion 161, the limit screw 162, the mounting gear 17, the first housing 181, the second housing 182, the mounting sleeve 19, the bottom fork 2, the mounting rod 21, the mounting groove 22, the damper mounting portion 23, and the hub 3.
Detailed Description
In order to explain technical contents, structural features, and objects and effects of the present invention in detail, the following description is given in conjunction with the embodiments and the accompanying drawings.
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1 to 4, an embedded electric vehicle driving device includes a driving device 1, a bottom fork 2 and a hub 3, wherein the driving device 1 is disposed inside the hub 3 and drives the hub 3 to rotate, and the bottom fork 2 is mounted at two ends of the driving device 1. The driving device 1 comprises a driving motor 11, a driving shaft 12, a driving gear 13, an output gear 14, an output shaft 15 and a mounting shaft 16, wherein a permanent magnet 111 is arranged inside the driving motor 11, and the permanent magnet 111 is in a V-shaped structure; meanwhile, the demagnetization rate of the permanent magnet 111 is reduced, and the service life of the driving motor 11 is prolonged. The driving shaft 12 is installed on the driving motor 11 to drive rotation, the driving gear 13 is fixedly installed on the driving shaft 12, the output shaft 15 is installed on one side of the driving motor 11, the output gear 14 is fixedly installed on the output shaft 15 and is in transmission fit with the driving gear 13, an installation gear 17 is arranged on one side of the output gear 14 on the output shaft 15, and the driving device 1 is installed in fit with the hub 3 through the installation gear 17. The utility model discloses a drive arrangement 1 is direct rotatory through 11 driven driving gear 13 drive output shaft 15 of driving motor and output gear 14, realizes wheel hub 3's rotation, and this transmission simple structure, the transmission efficiency is high, and the loss is little, multiplicable continuation of the journey mileage. The output shaft 15 is of a hollow structure, the mounting shaft 16 is fixedly installed in the output shaft 15, two ends of the mounting shaft protrude out of two sides of the driving device 1, and the bottom fork 2 is respectively and fixedly installed on the mounting shafts 16 on two sides of the driving device 1. Wherein, when the driving device 1 works, the mounting shaft 16 is static and does not rotate.
Further, the driving device 1 further includes a first housing 181 and a second housing 182 which are connected to each other, the driving motor 11 is installed in the first housing 181, the driving shaft 12, the driving gear 13, the output gear 14, the output shaft 15 and the installation shaft 16 are all installed in the second housing 182, the output shaft 15 is provided with a limiting boss 151 on the inner side of the installation gear 17, the outer side is provided with an installation thread 152, and the installation thread 152 is provided with an installation sleeve 19.
Further, all be equipped with shock attenuation installation department 23 on the installation pole 21, all be used for installing the car shock attenuation, for in-wheel motor, this structural design, the impact that wheel and bottom surface produced can not direct action on driving motor 11, and direct action is on chain stay 2, and then has reduced the fault rate and the damage probability of equipment, and simultaneously, this chain stay 2's simple structure, the dismouting is more convenient.
In this embodiment, the driving device 1 is embedded in the hub 3 and centered, so that the installation space can be effectively optimized, the installation positions of the bottom fork 2 and the shock absorber can be ensured, and the balance of the electric vehicle can be maintained.
Variations and modifications to the above-described embodiments may occur to those skilled in the art, in light of the above teachings and teachings. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. In addition, although specific terms are used herein, they are used in a generic and descriptive sense only and not for purposes of limitation, the scope of the invention being defined by the following claims and their equivalents.
Claims (5)
1. An embedded electric motor car drive arrangement which characterized in that: the device comprises a driving device (1), a bottom fork (2) and a wheel hub (3), wherein the driving device (1) is arranged in the wheel hub (3) and drives the wheel hub (3) to rotate, the bottom fork (2) is arranged at two ends of the driving device (1), the driving device (1) comprises a driving motor (11), a driving shaft (12), a driving gear (13), an output gear (14), an output shaft (15) and a mounting shaft (16), a permanent magnet (111) is arranged in the driving motor (11), the permanent magnet (111) is of a V-shaped structure, the driving shaft (12) is arranged on the driving motor (11) to be driven to rotate, the driving gear (13) is fixedly arranged on the driving shaft (12), the output shaft (15) is arranged at one side of the driving motor (11), and the output gear (14) is fixedly arranged on the output shaft (15) and is in transmission fit with the driving gear (13), an installation gear (17) is arranged on one side of the output gear (14) on the output shaft (15), the driving device (1) is installed with the wheel hub (3) in a matched mode through the installation gear (17), the output shaft (15) is of a hollow structure, the installation shaft (16) is fixedly installed in the output shaft (15), two ends of the installation shaft protrude out of two sides of the driving device (1), and the bottom fork (2) is fixedly installed on the installation shafts (16) on two sides of the driving device (1) respectively.
2. The in-line electric vehicle drive of claim 1, wherein: the driving device (1) further comprises a first shell (181) and a second shell (182) which are connected and arranged, the driving motor (11) is installed in the first shell (181), the driving shaft (12), the driving gear (13), the output gear (14), the output shaft (15) and the installation shaft (16) are all arranged in the second shell (182), the output shaft (15) is provided with a limiting boss (151) on the inner side of the installation gear (17), the outer side of the output shaft is provided with installation threads (152), and the installation threads (152) are provided with installation sleeves (19).
3. The in-line electric vehicle drive of claim 1, wherein: the both ends of installation axle (16) are all cut and are formed installation department (161), and the outside of installation department (161) still is equipped with limit screw (162), chain stay (2) are including two installation poles (21), and the tip of installing pole (21) is equipped with mounting groove (22), mounting groove (22) of installation pole (21) with installation department (161) cooperation installation of installation axle (16), just drive arrangement (1) and wheel hub (3) are located the intermediate position of chain stay (2), limit screw (162) facial make-up is equipped with limit nut.
4. The in-line electric vehicle drive of claim 3, wherein: and the mounting rods (21) are provided with damping mounting parts (23).
5. The in-line electric vehicle drive of claim 1, wherein: the driving device (1) is embedded in the wheel hub (3) and is arranged in the middle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921129424.2U CN210258734U (en) | 2019-07-18 | 2019-07-18 | Embedded electric motor car drive arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921129424.2U CN210258734U (en) | 2019-07-18 | 2019-07-18 | Embedded electric motor car drive arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210258734U true CN210258734U (en) | 2020-04-07 |
Family
ID=70012060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921129424.2U Active CN210258734U (en) | 2019-07-18 | 2019-07-18 | Embedded electric motor car drive arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210258734U (en) |
-
2019
- 2019-07-18 CN CN201921129424.2U patent/CN210258734U/en active Active
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