CN211055312U

CN211055312U - Motor assembly of moped and wheel

Info

Publication number: CN211055312U
Application number: CN201921885824.6U
Authority: CN
Inventors: 孙煌敏
Original assignee: Jiangxi Lvbu Technology Co ltd
Current assignee: Jiangxi Lvbu Technology Co ltd
Priority date: 2019-11-04
Filing date: 2019-11-04
Publication date: 2020-07-21
Anticipated expiration: 2029-11-04

Abstract

The utility model relates to the technical field of moped, in particular to a motor assembly and a wheel of the moped, the motor assembly comprises a hub shell, a driving motor, a battery and a controller which are arranged in the hub shell, a middle clapboard is coaxially arranged in the hub shell, and the side wall of the middle clapboard is abutted with the inner wall of the hub shell so as to facilitate the rotation of the hub shell; the driving motor and the hub shell are coaxially arranged, the driving motor comprises a stator core and a rotor assembly sleeved outside the stator core, the middle partition plate is fixedly connected with the stator core, and the battery and the controller are fixedly connected with the middle partition plate. The utility model discloses set up the median septum in the inside of flower hub casing, fix driving motor, battery and controller integration on the median septum, driving motor's stator core and median septum fixed connection are in order to realize whole driving motor's fixed, because it is irrotational stator core and median septum connection can not produce the interference to driving motor's work to realize the integration of driving motor, battery and controller.

Description

Motor assembly of moped and wheel

Technical Field

The utility model relates to a vehicle using motor technical field especially relates to a vehicle using motor assembly and wheel.

Background

Because the use is convenient, the moped is more and more used in people's daily life, and the motor assembly that the moped used is integrated at the auto wheel usually, and the motor assembly converts the electric energy into mechanical energy behind the circular telegram to it is rotatory to drive the wheel, and the drive vehicle gos forward.

Present helping hand car motor assembly includes the flower hub casing, locate the driving motor in the flower hub casing, front and back end cover and battery and controller connected with flower hub casing both ends, driving motor includes stator module and the overcoat in the outside rotor subassembly of stator module, thereby the front and back end cover is connected fixed whole driving motor with the help of bearing and driving motor's motor output shaft respectively, still be provided with battery and controller in the motor assembly, direct unable realization with the fixed driving motor of front and back end cover is with driving motor, battery and controller are integrated together, and with driving motor, the battery, the mode of controller separately-mounted is too loaded down with trivial details heavy.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be used for helping hand car motor assembly and wheel, solve the unable problem that realizes the integrated installation of driving motor, battery and controller of present motor assembly.

The utility model provides a moped motor assembly, including the hub shell and locate the driving motor in the hub shell, the inside of hub shell is equipped with battery and controller, the inside coaxial arrangement median septum of hub shell, the lateral wall of median septum is with the inner wall looks butt of hub shell so that the hub shell rotates;

The driving motor and the hub shell are coaxially arranged, the driving motor comprises a stator core and a rotor assembly, the stator core is arranged outside the rotor assembly in a sleeved mode, the middle partition plate is fixedly connected with the stator core, and the battery and the controller are fixed to the middle partition plate.

According to the utility model provides a vehicle using motor assembly has following beneficial effect: the utility model discloses set up the median septum in the inside of flower hub casing, with driving motor's stator core and median septum fixed connection in order to realize whole driving motor's fixed, because it is irrotational stator core and the median septum is connected can not produce the interference to driving motor's work to fix battery and controller integration on the median septum, solved driving motor, the loaded down with trivial details heavy problem of separately installing of battery and controller, thereby realize the integration of driving motor, battery and controller.

Additionally, according to the utility model provides a moped motor assembly can also have following additional technical characterstic:

Furthermore, the middle of the middle partition plate is sunken to form a containing groove for containing the rotor assembly, a first threaded hole is formed in the bottom surface of the containing groove, the stator core is annular, a second threaded hole corresponding to the first threaded hole is formed in the stator core in the axial direction, and bolts are screwed in the first threaded hole and the second threaded hole.

Further, the driving motor further comprises a motor output shaft sleeved inside the stator core, and a through hole for the motor output shaft to penetrate is formed in the bottom surface of the accommodating groove.

Furthermore, the first threaded holes are provided with a plurality of threaded holes, and the plurality of threaded holes are circumferentially arranged by taking the center of the through hole as a circle center.

Further, a sealing groove is formed in the motor output shaft in the circumferential direction, a sealing ring is embedded in the sealing groove, and the sealing ring is arranged between the motor output shaft and the stator iron cores to seal gaps between the motor output shaft and the stator iron cores.

Further, the surface of the middle partition plate, which faces away from the stator core, is used for bonding the battery and the controller.

Furthermore, the batteries are arranged in a plurality of numbers, and the batteries are distributed in a circle by taking the center of the middle partition plate as a circle center.

The utility model provides a moped, including foretell moped motor assembly.

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 view of a motor assembly of a moped according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of a middle partition plate of a motor assembly of a moped according to an embodiment of the present invention;

Fig. 3 is a schematic structural diagram of a driving motor of a motor assembly of a power-assisted vehicle according to an embodiment of the present invention;

10. A hub shell; 20. a drive motor; 21. a stator core; 211. a second threaded hole; 22. a rotor assembly; 23. an output shaft of the motor; 30. a battery; 40. a front end cover; 50. a rear end cap; 60. a middle partition plate; 61. A containing groove; 62. a first threaded hole; 63. and a through hole.

Detailed Description

In order to make the objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. Several embodiments of the invention are given in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Referring to fig. 1, 2 and 3, an embodiment of the present invention provides a motor assembly for a moped, including a hub housing 10, and a driving motor 20, a battery 30 and a controller disposed in the hub housing 10, wherein the hub housing 10 is cylindrical, and two open ends of the hub housing 10 are fixedly connected to a front end cap 40 and a rear end cap 50 for sealing.

A middle partition plate 60 is coaxially installed inside the hub shell 10, and the side wall of the middle partition plate 60 abuts against the inner wall of the hub shell 10 so that the hub shell 10 can rotate; the utility model discloses a motor, including driving motor 20, stator core 21, rotor assembly 22, well baffle 60, battery 30 and controller with well baffle 60 fixed connection, driving motor 20 with the coaxial setting of flower hub shell 10, driving motor 20 includes stator core 21 and the cover is located the outside rotor assembly 22 of stator core 21, rotor assembly 22 is cylindricly, and it is the common rotor on the market, belongs to prior art, and driving motor 20 circular telegram back, rotor assembly 22 can rotate, well baffle 60 with stator core 21 fixed connection, battery 30 with the controller with well baffle 60 fixed connection.

The assembling process comprises the following steps: the stator core 21 of the driving motor 20 is fixed, the rotor assembly 22 sleeved outside the stator core 21 rotates after the driving motor 20 is electrified, the middle partition plate 60 is coaxially placed inside the hub shell 10, the side wall of the middle partition plate 60 is abutted to the inner wall of the hub shell 10, the hub shell 10 can rotate relative to the middle partition plate 60, the bottom surface of the stator core 21 is attached to and fixed to the middle partition plate 60, and then the battery 30 and the controller are fixed to the middle partition plate 60.

As can be seen from the above description, the utility model discloses set up median septum 60 in the inside of flower hub shell 10, with the fixed connection of stator core 21 and median septum 60 of driving motor 20 in order to realize the fixed of whole driving motor 20, because it is that irrotational stator core 21 is connected with median septum 60 and can not produce the interference to the work of driving motor 20, and fix battery 30 and controller integration on median septum 60, the loaded down with trivial details heavy problem of separately installing of driving motor 20, battery 30 and controller has been solved, thereby realize the integration of driving motor 20, battery 30 and controller.

The utility model discloses an in the embodiment, the sunken formation in middle part of median septum 60 is used for holding rotor assembly 22's storage tank 61, storage tank 61's bottom surface is equipped with first screw hole 62, stator core 21's shape is the annular, stator core 21 along the axial direction be equipped with the second screw hole 211 that first screw hole 62 corresponds, first screw hole 62 with the bolt has been screwed in the second screw hole 211, and first screw hole 62 and second screw hole 211 all are equipped with the internal thread, and it is spacing in storage tank 61 with rotor assembly 22 and stator core 21 to fix median septum 60 and stator core 21 together through inserting the bolt in first screw hole 62 and second screw hole 211, guarantee median septum 60 and stator core 21's joint strength.

The embodiment of the present invention provides, the driving motor 20 further includes a sleeve disposed on the motor output shaft 23 inside the stator core 21, the bottom surface of the accommodating groove 61 is provided with a through hole 63 for the motor output shaft 23 to penetrate. The inside cover of stator core 21 is equipped with motor output shaft 23, and motor output shaft 23 passes through the through-hole 63 that sets up and wears out outside median septum 60.

The utility model discloses an in the embodiment, first screw hole 62 is equipped with a plurality ofly, and is a plurality of first screw hole 62 with the center of through-hole 63 is the circumference as the centre of a circle and arranges. The plurality of first screw holes 62 are circumferentially arranged to enhance the coupling strength between the center spacer 60 and the stator core 21 by dispersing fixing points.

The utility model discloses an in the embodiment, motor output shaft 23 is equipped with the seal groove along week, the seal groove inlays and is equipped with the sealing washer, the sealing washer is located motor output shaft 23 with in order to seal between the stator core 21 motor output shaft 23 with clearance between the stator core 21. A sealing ring is applied to the motor output shaft 23 to prevent water droplets from entering the inside of the driving motor 20.

In the embodiment of the present invention, the surface of the middle partition plate 60 facing away from the stator core 21 is bonded to the battery 30 and the controller. Or, battery 30 and stator core 21 set up the same side at median septum 60, battery 30 is equipped with a plurality ofly, and is a plurality of battery 30 uses the center of median septum 60 is the circumference as the centre of a circle and distributes, and the shape of battery 30 is the bar, and the length direction of battery 30 and the diameter of median septum 60 place for the same direction, and battery 30 is radially to glue and adorn on median septum 60, can improve median septum 60's space utilization.

The utility model also provides a vehicle using motor, this vehicle using motor includes foretell vehicle using motor assembly. The moped motor assembly is arranged in the center of the wheel and fixed with the wheel spokes to drive the wheel to rotate to drive the moped to advance.

To sum up, the utility model provides a pair of vehicle using motor assembly and have vehicle using motor of this vehicle using motor assembly's vehicle using motor sets up the median septum in the inside of colored hub casing, with driving motor's stator core and median septum fixed connection in order to realize whole driving motor's fixed, because it is irrotational stator core and median septum are connected can not produce the interference to driving motor's work, and fix battery and controller integration on the median septum, driving motor has been solved, the problem that battery and controller separately install loaded down with trivial details heavy, thereby realize driving motor, the integration of battery and controller.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A motor assembly of a moped comprises a hub shell and a driving motor arranged in the hub shell, and is characterized in that a battery and a controller are arranged in the hub shell, a middle partition plate is coaxially arranged in the hub shell, and the side wall of the middle partition plate is abutted with the inner wall of the hub shell so that the hub shell can rotate;

2. The moped motor assembly according to claim 1, wherein the middle of the middle partition plate is recessed to form an accommodating groove for accommodating the rotor assembly, a first threaded hole is formed in the bottom surface of the accommodating groove, the stator core is annular, a second threaded hole corresponding to the first threaded hole is formed in the stator core in the axial direction, and bolts are screwed into the first threaded hole and the second threaded hole.

3. The moped motor assembly according to claim 2, wherein the driving motor further comprises a motor output shaft sleeved inside the stator core, and a through hole for the motor output shaft to pass through is formed in the bottom surface of the accommodating groove.

4. The moped motor assembly according to claim 3, wherein the first threaded hole is provided in a plurality, and the first threaded holes are circumferentially arranged around the center of the through hole.

5. The moped motor assembly according to claim 3, wherein the motor output shaft is circumferentially provided with a sealing groove, and a sealing ring is embedded in the sealing groove and is arranged between the motor output shaft and the stator core to seal a gap between the motor output shaft and the stator core.

6. The motor assembly of claim 1, wherein a surface of said center spacer facing away from said stator core is bonded to said battery and said controller.

7. The moped motor assembly according to claim 6, wherein the number of the batteries is multiple, and the batteries are circumferentially distributed around the center of the middle partition plate.

8. A wheel, characterized by, comprising the moped motor assembly of any one of claims 1-7.