CN210225079U

CN210225079U - Motor dismantlement formula structure is put in electric motor car

Info

Publication number: CN210225079U
Application number: CN201921330199.9U
Authority: CN
Inventors: Shunxiang Wu; 吴舜翔; Guolin Zhuang; 庄国林; Xiujiang Liu; 刘修江; Zhihui Shi; 施智慧; Jiehang Xu; 徐洁航; Chaofeng Huang; 黄潮峰; Liang Jin; 金亮
Original assignee: Jinhua Zhuoyuan Industry Co Ltd
Current assignee: Jinhua Zhuoyuan Industry Co Ltd
Priority date: 2019-08-16
Filing date: 2019-08-16
Publication date: 2020-03-31
Anticipated expiration: 2029-08-16

Abstract

The utility model discloses a put motor dismantlement formula structure in electric motor car, including the motor casing, stator winding, the rotor, the motor shaft, left casing, right side casing, stator winding connects in the motor casing, the rotor is located stator winding, motor shaft one end is impressed in the rotor and the other end is connected on left casing, left side casing is connected with right casing, still include first fastening screw, the holding pin, stop screw, holding pin connection motor casing and left casing, first fastening screw locking motor casing and left casing, be provided with the spacing groove on the stator winding, stator winding passes through stop screw and the cooperation dismantlement formula in spacing groove and connects on the motor casing. The utility model discloses connect motor assembly dismantlement formula on left casing, right casing, reduced the manufacturing degree of difficulty, reduced stator winding simultaneously and dismantled the degree of difficulty, the problem that the disability rate is high to cost of maintenance has been reduced.

Description

Motor dismantlement formula structure is put in electric motor car

Technical Field

The utility model relates to an put motor in the electric motor car, concretely relates to put motor dismantlement formula structure in electric motor car.

Background

In the existing market, electric bicycle mainly divide into electric in-wheel motor bicycle and put motor bicycle in the electricity and constitute, but the mainstream put motor in the existing market is automatically controlled integral type design, lead to put the motor and all corresponding improvement of technical requirement spare part security level, thereby put motor manufacturing cost and after-sale cost very expensive in the messenger, on the other hand, most motors on the market adopt the hot jacket technology, utilize the principle of "expend with heat and contract with cold" promptly, through heating the motor casing, embolia stator winding in the motor casing, this kind of connected mode, can have after the motor trouble, the difficult dismantlement of stator winding and after-sale problem such as disability rate height need to make the improvement to this.

Disclosure of Invention

The utility model discloses to the difficult dismantlement of stator winding and defect such as disability rate height that exist among the prior art, provide a put motor dismantlement formula structure in electric motor car.

In order to solve the technical problem, the utility model discloses a following technical scheme realizes:

a motor detachable structure arranged in an electric vehicle comprises a motor shell, a stator winding, a rotor, a motor shaft, a left shell and a right shell, wherein the stator winding is connected in the motor shell, the rotor is located in the stator winding, one end of the motor shaft is pressed into the rotor, the other end of the motor shaft is connected onto the left shell, the left shell is connected with the right shell, the motor detachable structure further comprises a first fastening screw, a fastening pin and a limiting screw, the fastening pin is connected with the motor shell and the left shell, the motor shell and the left shell are locked by the first fastening screw, a limiting groove is formed in the stator winding, and the stator winding is detachably connected onto the motor shell through the matching of the limiting screw and the limiting groove.

First fastening screw, the fastening pin is used for connecting and fastening motor casing and left casing, connect motor assembly dismantlement formula at left casing, on the right casing, the manufacturing degree of difficulty has been reduced, thereby motor manufacturing cost and after-sale cost have been reduced, adopt stop screw and spacing groove complex mode to replace current shrink fit technology, directly fix stator winding on the motor casing, can avoid stator winding and motor casing block tension, when leading to motor trouble, the difficult dismantlement of stator winding, the problem that the disability rate is high, thereby cost of maintenance has been reduced.

Preferably, the detachable structure of the middle motor of the electric vehicle further comprises a controller shell and a second fastening screw, and the controller shell is connected to the right casing through the second fastening screw.

Pass through second fastening screw with the controller casing and be connected on right casing, the dismantlement of the controller casing of being convenient for more changes alone after the trouble of being convenient for, and the motor casing is connected respectively on left casing, right casing with the controller casing simultaneously, can reduce the security level of each part, reduces the processing cost.

Preferably, the detachable structure of the mid-motor of the electric vehicle further comprises a first waterproof pad, and the first waterproof pad is arranged between the right casing and the controller casing.

Set up first waterproof pad between right side casing and controller casing, first waterproof pad is used for improving the leakproofness of controller casing inner space, prevents that controller casing inner space from receiving the pollution.

Preferably, the detachable structure of the motor in the electric vehicle further comprises a circuit board, wherein the circuit board is arranged in the controller shell, and one surface of the controller shell, which is in contact with the circuit board, is coated with an isolation adhesive.

The isolation glue plays a waterproof role, can better protect the circuit board and prevent the circuit board from being polluted by oil or water.

Preferably, in the above detachable structure of the mid-motor in an electric vehicle, cooling fins are arranged on the outer sides of the controller shell and the right casing.

The motor and the circuit board are electrified to generate heat, and the radiating fins are arranged on the motor and can guide out the heat on the controller shell and the right shell, so that the effect of protecting the motor is achieved.

Preferably, the detachable structure of the mid-motor of the electric vehicle further comprises a second waterproof pad, and the second waterproof pad is arranged between the motor shell and the left casing.

The waterproof pad of second increases the leakproofness between motor casing and left casing, plays the effect that improves motor casing inner space leakproofness to stator winding and the rotor in the motor casing are installed in the protection.

Preferably, the detachable structure of the mid-motor of the electric vehicle further comprises a bearing, and the bearing is arranged on the motor shaft and is in contact with the left casing.

The bearing is used for reducing friction force of rotation of the motor shaft.

Drawings

Fig. 1 is a schematic structural view of a middle motor casing and a left casing of the present invention;

FIG. 2 is a schematic structural view of a controller housing and a right housing of the present invention;

fig. 3 is a schematic structural diagram of the present invention.

Detailed Description

The invention will be described in further detail with reference to the accompanying figures 1-3 and the detailed description, but they are not intended to limit the invention:

example 1

A motor-detachable structure arranged in an electric vehicle comprises a motor shell 1, a stator winding 12, a rotor 14, a motor shaft 15, a left casing 2 and a right casing 3, wherein the stator winding 12 is connected in the motor shell 1, the rotor 14 is positioned in the stator winding 12, one end of the motor shaft 15 is pressed into the rotor 14, the other end of the motor shaft is connected to the left casing 2, the left casing 2 is connected with the right casing 3, the motor-detachable structure further comprises a first fastening screw 11, a fastening pin 16 and a limiting screw 13, the fastening pin 16 is connected with the motor shell 1 and the left casing 2, the first fastening screw 11 locks the motor shell 1 and the left casing 2, a limiting groove 121 is formed in the stator winding 12, and the stator winding 12 is detachably connected to the motor shell 1 through the matching of the limiting screw 13 and the limiting groove 121.

In the equipment the utility model discloses in the time, earlier penetrate spacing groove 121 on the stator winding 12 with stop screw 13, and connect stop screw 13 on motor casing 1, thereby fix stator winding 12 in motor casing 1, install rotor 14 in stator winding 12 again, and impress 15 one end of motor shaft in rotor 14, the other end is connected on left casing 2, then connect motor casing 1 and

left casing

2, 16 restriction motor casings 1 of holding pin and 2 relative motion of left casing, then connect motor casing 1 and left casing 2 through first fastening screw 11, pass through the screw connection with left casing 2 and right casing 3, accomplish motor casing 1, left casing 2, the connection of right casing 3.

Preferably, the controller further comprises a controller housing 4 and a second fastening screw 43, wherein the controller housing 4 is connected to the right casing 3 through the second fastening screw 43.

Preferably, the controller further comprises a first waterproof pad 41, and the first waterproof pad 41 is disposed between the right housing 3 and the controller housing 4.

Preferably, the controller further comprises a circuit board 42, the circuit board 42 is arranged inside the controller shell 4, and the contact surface of the controller shell 4 and the circuit board 42 is coated with an isolating glue.

Preferably, the controller housing 4 and the right casing 3 are provided with cooling fins on the outer sides thereof.

Preferably, a second waterproof pad 18 is further included, and the second waterproof pad 18 is disposed between the motor casing 1 and the left casing 2.

Preferably, the motor further comprises a bearing 17, and the bearing 17 is arranged on the motor shaft 15 and is in contact with the left housing 2.

More specifically, after one end of the motor shaft 15 is pressed into the rotor 14, the other end of the motor shaft 15 is sleeved with a bearing 17, the other end of the motor shaft 15 is connected to the left casing 2, the bearing 17 is used for reducing friction between the left casing 2 and the motor shaft 15, through holes are formed in the left casing 2, the motor casing 1 and the second waterproof pad 18, fastening pins 16 sequentially penetrate through the through holes to limit relative movement of the motor casing 1, the left casing 2 and the second waterproof pad 18, and then the first fastening screws 11 are used for connecting the motor casing 1 and the left casing 2 and fixing the second waterproof pad 18 between the left casing and the second casing.

In short, the above description is only a preferred embodiment of the present invention, and all the equivalent changes and modifications made within the scope of the claims of the present invention should be covered by the present invention.

Claims

1. The utility model provides a put motor dismantlement formula structure in electric motor car, includes motor casing (1), stator winding (12), rotor (14), motor shaft (15), left casing (2), right casing (3), stator winding (12) are connected in motor casing (1), rotor (14) are located stator winding (12), motor shaft (15) one end is impressed in rotor (14) and the other end is connected on left casing (2), left casing (2) with right casing (3) are connected, its characterized in that: still include first fastening screw (11), fastening pin (16), stop screw (13), fastening pin (16) are connected motor casing (1) with left side casing (2), first fastening screw (11) are locked motor casing (1) with left side casing (2), be provided with spacing groove (121) on stator winding (12), stator winding (12) pass through stop screw (13) with the cooperation dismantlement formula of spacing groove (121) is connected on motor casing (1).

2. The detachable structure of the built-in motor of the electric vehicle as claimed in claim 1, wherein: the novel multifunctional electric vehicle is characterized by further comprising a controller shell (4) and a second fastening screw (43), wherein the controller shell (4) is connected to the right machine shell (3) through the second fastening screw (43).

3. The detachable structure of the built-in motor of the electric vehicle as claimed in claim 2, wherein: the controller is characterized by further comprising a first waterproof pad (41), wherein the first waterproof pad (41) is arranged between the right shell (3) and the controller shell (4).

4. The detachable structure of the built-in motor of the electric vehicle as claimed in claim 3, wherein: still include circuit board (42), circuit board (42) set up inside controller casing (4), controller casing (4) with circuit board (42) contact one side scribbles the isolation glue.

5. The detachable structure of the built-in motor of the electric vehicle as claimed in claim 2, wherein: and cooling fins are arranged on the outer sides of the controller shell (4) and the right shell (3).

6. The detachable structure of the built-in motor of the electric vehicle as claimed in claim 1, wherein: still include second waterproof pad (18), second waterproof pad (18) set up between motor casing (1) and left casing (2).

7. The detachable structure of the built-in motor of the electric vehicle as claimed in claim 1, wherein: the motor is characterized by further comprising a bearing (17), wherein the bearing (17) is arranged on the motor shaft (15) and is in contact with the left shell (2).