Quick release structure of hub motor of electric balance vehicle and electric balance vehicle

Abstract

The utility model discloses a quick release structure of an electric balance vehicle hub motor and an electric balance vehicle, the quick release structure of the electric balance vehicle hub motor comprises a rocker arm assembly, the rocker arm assembly comprises a first rocker arm and a second rocker arm, and a motor assembly installation space is formed between the first rocker arm and the second rocker arm; the motor assembly comprises a rotating shaft and a first cable, and the two ends of the rotating shaft are in bolted connection with the rocker arm assembly; the battery assembly comprises a second cable, and the second cable is connected with the first cable in a pluggable mode; the device further comprises a bearing assembly and a guiding assembly. The front end of the bearing assembly is connected with a quick release structure of an electric balance vehicle hub motor and the guide assembly; and the rear end of the bearing assembly is connected with the quick release structure of the hub motor of the other electric balance vehicle. According to the utility model, the motor assembly of the electric balance vehicle can be quickly disassembled through the quick disassembly structure of the hub motor of the electric balance vehicle, so that the working time for maintaining the motor assembly is reduced, and the maintenance efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to electric balance car technical field, especially electric balance car wheel hub motor's quick release structure and electric balance car. BACKGROUND

[0002] With the development of science and technology and the continuous improvement of people's living standards, the pace of people's life is gradually accelerated, and various kinds of scooters gradually become the tool of people's work or entertainment. Especially electric balance car, deeply favored by young people.

[0003] Electric balance car in long time use, will appear motor assembly damage condition, so need to remove motor assembly from electric balance car and maintain. However, in the prior art, when the motor assembly of the electric balance car needs to be disassembled for maintenance, the screws and the surrounding associated structures need to be disassembled, so that the process of disassembling the motor assembly is very cumbersome, time-consuming and labor-consuming, causing the problem of low maintenance efficiency.

[0004] Therefore, there is an urgent need for an electric balance car capable of quickly disassembling the motor assembly. UTILITY MODEL CONTENT

[0005] The main purpose of the utility model is to provide an electric balance car wheel hub motor quick release structure and an electric balance car, which solves the problem that the motor assembly of the existing electric balance car needs to be disassembled for maintenance, the screws and the surrounding associated structures need to be disassembled, the process of disassembling the motor assembly is very cumbersome, time-consuming and labor-consuming, and causes the problem of low maintenance efficiency.

[0006] To achieve the above-mentioned purpose, the utility model provides an electric balance car wheel hub motor quick release structure, which comprises:

[0007] A rocker assembly, the rocker assembly comprises a first rocker, a second rocker and a first connecting shaft for connecting the two rockers, the shapes of the first rocker and the second rocker are both V-shaped, wherein the tip of the V-shaped is defined as the first end, and the two ends away from the tip are respectively the second end and the third end;

[0008] The first connecting shaft connects the first end of the first rocker with the first end of the second rocker; the second end of the first rocker and the second end of the second rocker are connected by a second connecting shaft, and a motor assembly mounting space is formed between the first rocker and the second rocker;

[0009] A motor assembly, the motor assembly comprises a rotating shaft and a first cable, both ends of the rotating shaft are bolted with the third end of the rocker assembly;

[0010] A battery assembly, the battery assembly comprises a second cable, the second cable is plug-in connected with the first cable.

[0011] In some embodiments, the third end of the first rocker arm is provided with a first notch, and the third end of the second rocker arm is provided with a second notch; the first notch is parallel to the second notch; the first notch and the second notch are adapted to both ends of the rotating shaft; one end of the rotating shaft is fastened in the first notch by a bolt, and the other end of the rotating shaft is fastened in the second notch by a bolt, so that the motor assembly is installed in the motor assembly installation space.

[0012] In some embodiments, the motor assembly further comprises:

[0013] A hub motor is sleeved on the rotating shaft;

[0014] A tire is sleeved on the hub motor;

[0015] The central axis of the rotating shaft, the central axis of the hub motor and the central axis of the tire are on the same straight line.

[0016] In some embodiments, the battery assembly further comprises a battery; one end of the second cable is connected with the battery, and the other end of the second cable is provided with a socket; one end of the first cable is connected with the hub motor, and the other end of the first cable is provided with a plug; the plug is plug-in connected with the socket.

[0017] In some embodiments, a shock absorber is further included, which is arranged horizontally and connected with the second connecting shaft.

[0018] In some embodiments, a brake assembly is further included, which comprises:

[0019] A brake disc is fixed on the outside of the hub motor;

[0020] A brake caliper is fixed on a rocker arm on the same side as the brake disc, wherein the rocker arm refers to the first rocker arm or the second rocker arm;

[0021] The brake caliper is used for clamping or releasing the brake disc.

[0022] The utility model also proposes a kind of electric balance car, the electric balance car includes two as described above electric balance car hub motor quick release structure;Further include bearing assembly and guide assembly;

[0023] The front end of the bearing assembly is connected with one electric balance car hub motor quick release structure and the guide assembly, wherein the bearing assembly is used to provide bearing platform for the electric balance car, and the guide assembly is used to control the moving direction of the electric balance car;

[0024] The rear end of the bearing assembly is connected with the quick release structure of another electric balance car hub motor.

[0025] In some embodiments, the bearing assembly comprises:

[0026] A bearing plate is provided with a battery compartment, and the battery assembly is fixed in the battery compartment;

[0027] A lifting extension arm, the low side of the lifting extension arm is connected with the front end of the bearing plate, the low side of the lifting extension arm is communicated with the battery compartment, and the second cable is stretched out from the lifting extension arm;

[0028] A damping arm, the top end of the damping arm penetrates through the high side of the lifting extension arm and is connected with the guide assembly.

[0029] In some embodiments, the shock absorber comprises a first shock absorber and a second shock absorber;

[0030] One end of the first shock absorber is connected with the middle part of the damping arm, and one end of the second shock absorber is connected with the rear end of the bearing plate;

[0031] The first connecting shaft of the quick release structure of one electric balance car hub motor is connected with the bottom end of the damping arm, and the second connecting shaft is connected with the other end of the first shock absorber; the first connecting shaft of the quick release structure of another electric balance car hub motor is connected with the rear end of the bearing plate, and the second connecting shaft is connected with the other end of the second shock absorber.

[0032] In some embodiments, the guide assembly comprises:

[0033] A connecting rod, the bottom end of the connecting rod is connected with the top end of the damping arm;

[0034] A handlebar, the handlebar is fixed at the top end of the connecting rod.

[0035] The first cable and the second cable are pulled out, and the bolts at both ends of the rotating shaft of the motor assembly are loosened, so that the motor assembly can be disassembled, the quick release structure of the electric balance car hub motor enables the motor assembly of the electric balance car to be quickly disassembled, the working time of the motor assembly maintenance is reduced, and the maintenance efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0036] Figure 1 It is a structure schematic view of an embodiment of the quick release structure of the electric balance car hub motor and the electric balance car in the utility model;

[0037] Figure 2The utility model discloses a quick release structure of electric balance car wheel hub motor and the structure schematic diagram of another embodiment of electric balance car in the utility model.

[0038] Figure 3 For Figure 1 The partial close -up view at A in the middle;

[0039] Figure 4 For Figure 2 The partial close -up view at B in the middle.

[0040] Explanation of the attached drawing number:

[0041] Reference Name Reference Name 101 First swing arm 1011 First gap 102 Second swing arm 1021 Second gap 103 First connecting shaft 201 Rotating shaft 202 First cable 203 Hub motor 204 Tire 301 Second cable 401 Brake disc 402 Brake caliper 501 First shock absorber 502 Second shock absorber 60 Carrying assembly 601 Carrying plate 602 Lifting extension arm 603 Shock absorbing arm 70 Guiding assembly 701 Linkage 702 Handlebar

[0042] The utility model discloses the realization, functional characteristics and advantages will combine embodiment, refer to the further illustration of the attached drawing. Specific implementation

[0043] The scheme in the embodiment of the utility model will be described clearly and completely below in the embodiment of the utility model, and obviously, the described embodiment is only a part of the embodiment in the utility model, not all the embodiment. Based on the embodiment in the utility model, all other embodiments obtained by the ordinary skill in the art without making the creative labor belong to the range of protection of the utility model.

[0044] It needs to be explained that all directionality instructions (such as up, down, left, right, front, back...) in the embodiment of the utility model are only used to explain the relative position relationship, movement condition and the like between components in a certain specific posture (such as shown in the attached drawing), if the specific posture changes, then the directionality instruction also changes accordingly.

[0045] It also needs to be explained that when an element is called "fixed on" or "set on" another element, it can be directly on another element or there can be a middle element. When an element is called "connected" to another element, it can be directly connected to another element or there can be a middle element.

[0046] In addition, the description of "first", "second" and the like in the utility model is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include at least one feature. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the realization of the ordinary skill in the art, when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, and it is not within the protection range required by the utility model.

[0047] The utility model provides a quick-release structure of an electric balancing wheel hub motor, the quick-release structure of the electric balancing wheel hub motor comprising:

[0048] A rocker arm assembly, the rocker arm assembly comprising a first rocker arm 101, a second rocker arm 102, and a first connecting shaft 103 for connecting the two rocker arms, the first rocker arm 101 and the second rocker arm 102 both being V-shaped, wherein the tip of the V-shape is defined as the first end, and the two ends away from the tip are the second end and the third end respectively;

[0049] The first connecting shaft 103 connects the first end of the first rocker arm 101 with the first end of the second rocker arm 102; the second end of the first rocker arm 101 is connected to the second end of the second rocker arm 102 via a second connecting shaft, and a motor assembly installation space is formed between the first rocker arm 101 and the second rocker arm 102;

[0050] A motor assembly, the motor assembly comprising a rotating shaft 201 and a first cable 202, wherein both ends of the rotating shaft 201 are bolted to the third end of the rocker arm assembly;

[0051] The battery assembly includes a second cable 301 , and the second cable 301 is pluggably connected to the first cable 202 .

[0052] like Figures 1 to 4 As shown, the quick-release structure of the wheel hub motor of the electric balancing vehicle can be composed of a rocker assembly, a motor assembly and a battery assembly; the quick-release structure is used to quickly remove the wheel hub motor from the electric balancing vehicle. Among them, the rocker assembly is used to fix the motor assembly, and the battery assembly is used to power the motor assembly. The rocker assembly includes a first rocker arm 101, a second rocker arm 102 and a first connecting shaft 103 for connecting the two rockers. The shapes of the first rocker arm 101 and the second rocker arm 102 are both V-shaped; the shapes of the first rocker arm 101 and the second rocker arm 102 are mirror-symmetrical. The tip of the V is defined as the first end; the two ends away from the tip are the second end and the third end, respectively, wherein Figure 3 To illustrate the direction in the figure, the tip of the V-shape faces right, and the two ends away from the tip face left, and one end of the two ends is at the bottom and the other end is at the top, with the top end being the second end and the bottom end being the third end. Figure 4 In the figure, the tip of the V-shape faces left, while the two ends away from the tip face right. One end of these ends is at the bottom and the other is at the top, with the top end being the second end and the bottom end being the third end. A first connecting shaft 103 connects the first end of the first rocker arm 101 to the first end of the second rocker arm 102. A second connecting shaft connects the second end of the first rocker arm 101 to the second end of the second rocker arm 102. This creates a space between the first rocker arm 101 and the second rocker arm 102 for mounting the motor assembly.

[0053] The motor assembly comprises a rotating shaft 201 and a first cable 202. The motor assembly is fixed by bolts at both ends of the rotating shaft 201 at the third end of the first rocker arm 101 and the third end of the second rocker arm 102, so that the motor assembly is installed in the motor assembly installation space. The first cable 202 is arranged at one side of the motor assembly, and the first cable 202 is formed by all the wires outside the motor assembly; so that all the wires of the motor assembly are arranged on one side.

[0054] The battery assembly comprises a second cable 301 which is plug-connected with the first cable 202. Similarly, the second cable 301 is also formed by all the wires outside the battery assembly. The battery assembly is plug-connected with the second cable 301 formed by all the wires and the first cable 202 formed by all the wires, so as to provide the motor assembly. All the wires are collected, which reduces the external wire arrangement design; and the second cable 301 is plug-connected with the first cable 202, so that the motor assembly can be quickly disconnected from the power supply when it needs to be disassembled and repaired; then the bolts at both ends of the rotating shaft 201 of the motor assembly are loosened, and the motor assembly can be taken out from the motor assembly installation space.

[0055] Only the first cable 202 and the second cable 301 are pulled out, and the bolts at both ends of the rotating shaft 201 of the motor assembly are loosened, so that the motor assembly can be disassembled. The quick disassembly structure of the electric balance car wheel hub motor enables the motor assembly of the electric balance car to be quickly disassembled, reduces the working time of the motor assembly maintenance, and improves the maintenance efficiency.

[0056] In some embodiments, the third end of the first rocker arm 101 is provided with a first notch 1011, and the third end of the second rocker arm 102 is provided with a second notch 1021; the first notch 1011 is parallel to the second notch 1021; the first notch 1011 and the second notch 1021 are adapted to both ends of the rotating shaft 201; one end of the rotating shaft 201 is tightly fixed in the first notch 1011 by a bolt, and the other end of the rotating shaft 201 is tightly fixed in the second notch 1021 by a bolt, so that the motor assembly is installed in the motor assembly installation space.

[0057] In this embodiment, as Figure 3 and Figure 4As shown, the third end of the first rocker arm 101 and the third end of the second rocker arm 102 are both provided with a notch; wherein the notch of the first rocker arm 101 is a first notch 1011, and the notch of the second rocker arm 102 is a second notch 1021. The first notch 1011 and the second notch 1021 are parallel to each other. The first notch 1011 and the second notch 1021 are both adapted to the two ends of the rotating shaft 201; and the distance between the two ends of the rotating shaft 201 is longer than the distance between the first rocker arm 101 and the second rocker arm 102. So that the two ends of the rotating shaft 201 can be placed in the first notch 1011 and the second notch 1021; then one end of the rotating shaft 201 is fastened in the first notch 1011 by a bolt, and the other end of the rotating shaft 201 is fastened in the second notch 1021 by a bolt, so as to install the motor assembly in the motor assembly installation space.

[0058] When the motor assembly needs to be disassembled from the motor assembly installation space, the bolts at the two ends of the rotating shaft 201 can be loosened, and at this time the two ends of the rotating shaft 201 can be taken out of the first notch 1011 and the second notch 1021; so that the motor assembly is disassembled from the motor assembly installation space.

[0059] In some embodiments, the motor assembly further comprises:

[0060] A hub motor 203 is sleeved on the rotating shaft 201.

[0061] A tire 204 is sleeved on the hub motor 203.

[0062] The central axis of the rotating shaft 201, the central axis of the hub motor 203, and the central axis of the tire 204 are all on the same straight line.

[0063] In this embodiment, as Figure 3 and Figure 4As shown, the motor assembly further comprises a hub motor 203 and a tire 204. The hub motor 203 is a motor integrating both power device and transmission device in the hub. The hub motor 203 is sleeved on the rotating shaft 201, and the tire 204 is sleeved on the hub motor 203; so that the hub motor 203 can rotate around the rotating shaft 201, and the hub motor 203 can also rotate with the tire 204. The hub motor 203 provides power for the tire 204, so that the tire 204 can rotate on the ground to drive the electric balance car to move. The tire 204 and the hub motor 203 are both fixed on the rotating shaft 201; when the bolts at both ends of the rotating shaft 201 are loosened and taken out from the first gap 1011 and the second gap 1021, the tire 204 and the hub motor 203 can be taken out together with the rotating shaft 201. At this time, whether it is necessary to repair the hub motor 203 or to repair the tire 204 can be carried out. In this way, the working time of the motor assembly maintenance is reduced, and the maintenance efficiency is improved.

[0064] In some embodiments, the battery assembly further comprises a battery; one end of the second cable 301 is connected with the battery, and the other end of the second cable 301 is provided with a socket; one end of the first cable 202 is connected with the hub motor 203, and the other end of the first cable 202 is provided with a plug; the plug is connected with the socket in a plug-in and plug-out manner.

[0065] In this embodiment, the battery assembly further comprises a battery, one end of the second cable 301 is connected with the battery to obtain power from the battery, and the other end of the second cable 301 is provided with a socket. One end of the first cable 202 is connected with the hub motor 203, and the other end of the first cable 202 is provided with a plug; the plug is connected with the socket in a plug-in and plug-out manner; so that the first cable 202 and the second cable 301 are in conduction. Letting the second cable 301 obtain power from the battery can flow from the first cable 202 to the hub motor 203, so that the hub motor 203 is powered on to work.

[0066] In some embodiments, a brake assembly is further included, and the brake assembly comprises:

[0067] A brake disc 401 is fixed on the outer side of the hub motor 203;

[0068] A brake caliper 402 is fixed on the rocker arm on the same side as the brake disc 401, wherein the rocker arm refers to the first rocker arm 101 or the second rocker arm 102;

[0069] The brake caliper 402 is used to clamp or loosen the brake disc 401.

[0070] As Figure 3As shown, in the present embodiment, the brake disc 401 is fixed on the outside of the wheel hub motor 203; and the brake disc 401 is located on the same side as the first rocker arm 101; the brake caliper 402 is fixed on the first rocker arm 101. During the rotation of the wheel hub motor 203, the brake disc 401 always has a part inside the brake caliper 402. The brake caliper 402 can clamp this part of the brake disc 401 to control the rotation speed of the brake disc 401 to slow down or stop; so as to make the rotation speed of the wheel hub motor 203 slow down or stop. The brake caliper 402 can also release this part of the brake disc 401, and no longer control the rotation speed of the brake disc 401.

[0071] The utility model discloses still propose a kind of electric balance car, electric balance car includes two as above-mentioned electric balance car wheel hub motor's quick release structure;Still including bearing assembly 60 and guide assembly 70;

[0072] The front end of the bearing assembly 60 is connected with the quick release structure of one electric balance car wheel hub motor and the guide assembly 70, wherein the bearing assembly 60 is used to provide a bearing platform for the electric balance car, and the guide assembly 70 is used to control the moving direction of the electric balance car.

[0073] The rear end of the bearing assembly 60 is connected with the quick release structure of another electric balance car wheel hub motor.

[0074] As Figures 1 to 4 As shown, the electric balance car can be composed of two electric balance car wheel hub motor quick release structures, a bearing assembly 60 and a guide assembly 70. The front end of the bearing assembly 60 is connected with the quick release structure of one electric balance car wheel hub motor and the guide assembly 70, and the rear end of the bearing assembly 60 is connected with the quick release structure of another electric balance car wheel hub motor, so that the motor assemblies at the front end and the rear end of the electric balance car can be quickly disassembled. The bearing assembly 60 is used to provide a bearing platform for the electric balance car, and the guide assembly 70 is used to control the moving direction of the electric balance car. When using the electric balance car, the user can stand on the bearing assembly 60 and control the moving direction through the guide assembly 70.

[0075] In some embodiments, the bearing assembly 60 includes:

[0076] A bearing plate 601 is provided with a battery compartment, and the battery assembly is fixed in the battery compartment;

[0077] A lifting extension arm 602 is connected to the front end of the bearing plate 601, and the second cable 301 extends from the lifting extension arm 602.

[0078] A damping arm 603, the top end of which is connected with the guide assembly 70 by penetrating the high side of the lifting extension arm 602.

[0079] In this embodiment, the bearing assembly 60 is composed of a bearing plate 601, a lifting extension arm 602 and a damping arm 603. The inside of the bearing plate 601 is provided with a battery compartment, and a battery assembly can be fixed in the battery compartment. The low side of the lifting extension arm 602 is connected with the front end of the bearing plate 601, and the low side of the lifting extension arm 602 is in communication with the battery compartment, and the second cable 301 extends from the lifting extension arm 602; so that the second cable 301 leads from inside the battery compartment to outside the battery compartment. The lifting extension arm 602 can lift the front end of the bearing assembly 60; so that the damping arm 603 can be installed below the lifting extension arm 602. The end of the high side of the lifting extension arm 602 can be a tubular shape; the top end of the damping arm 603 penetrates here, so as to be connected with the guide assembly 70; so that the top end of the damping arm 603 can rotate in the end of the high side of the lifting extension arm 602.

[0080] In some embodiments, the shock absorber includes a first shock absorber 501 and a second shock absorber 502;

[0081] One end of the first shock absorber 501 is connected with the middle part of the damping arm 603, and one end of the second shock absorber 502 is connected with the rear end of the bearing plate 601;

[0082] The first connecting shaft 103 of one quick release structure of the electric balance car hub motor is connected with the bottom end of the damping arm 603, and the second connecting shaft is connected with the other end of the first shock absorber 501; the first connecting shaft 103 of another quick release structure of the electric balance car hub motor is connected with the rear end of the bearing plate 601, and the second connecting shaft is connected with the other end of the second shock absorber 502.

[0083] In this embodiment, as Figure 2 and Figure 4As shown, the shock absorber includes a first shock absorber 501 and a second shock absorber 502. One end of the first shock absorber 501 is connected with the middle part of the damping arm 603; the first connecting shaft 103 of the quick release structure of one electric balance car hub motor is connected with the bottom end of the damping arm 603, and the second connecting shaft is connected with the other end of the first shock absorber 501; so that the electric balance car can reduce the vibration of the motor assembly in the running process when the electric balance car is used, and improve the comfort of the user. One end of the second shock absorber 502 is connected with the rear end of the bearing plate 601; the first connecting shaft 103 of the quick release structure of the other electric balance car hub motor is connected with the rear end of the bearing plate 601, and the second connecting shaft is connected with the other end of the second shock absorber 502; so that the electric balance car can reduce the vibration of the motor assembly in the running process when the electric balance car is used, and improve the comfort of the user.

[0084] In some embodiments, the guide assembly 70 includes:

[0085] A connecting rod 701, the bottom end of the connecting rod 701 is connected with the top end of the damping arm 603;

[0086] A handlebar 702, the handlebar 702 is fixed at the top end of the connecting rod 701.

[0087] In this embodiment, as shown in the drawings, Figure 2 The guide assembly 70 is composed of a connecting rod 701 and a handlebar 702. The bottom end of the connecting rod 701 is connected with the top end of the damping arm 603, and the handlebar 702 is fixed at the top end of the connecting rod 701. The handlebar 702 can drive the connecting rod 701 to rotate when rotating; thereby driving the damping arm 603 to rotate. The quick release structure of the electric balance car hub motor at the front end of the electric balance car is fixed on the damping arm 603; when the damping arm 603 rotates, it will drive the motor assembly to rotate, thereby changing the moving direction of the motor assembly.

[0088] In summary, the first cable and the second cable are pulled out, and the bolts at both ends of the rotating shaft of the motor assembly are loosened, so that the motor assembly can be disassembled. The quick release structure of the electric balance car hub motor enables the motor assembly of the electric balance car to be quickly disassembled, reduces the working time of the motor assembly maintenance, and improves the maintenance efficiency.

[0089] In the case of not contradicting each other, those skilled in the art can combine and combine the different embodiments or examples described in the specification and the features of the different embodiments or examples.

[0090] The above only describes some or preferred embodiments of the present application, neither the text nor the drawings can limit the scope of protection of the present application, any equivalent structural transformation or direct / indirect application in other related technical fields under the concept of the whole present application and the contents of the present application and the drawings are included in the scope of protection of the present application.

Claims

1. A quick-release structure for an electric balancing wheel hub motor, characterized in that: The quick-release structure of the electric balancing wheel hub motor includes: A rocker arm assembly, the rocker arm assembly comprising a first rocker arm, a second rocker arm, and a first connecting shaft for connecting the two rocker arms, the first rocker arm and the second rocker arm both being V-shaped, wherein the tip of the V-shape is defined as the first end, and the two ends remote from the tip are the second end and the third end, respectively; The first connecting shaft connects the first end of the first rocker arm to the first end of the second rocker arm; the second end of the first rocker arm is connected to the second end of the second rocker arm via a second connecting shaft, and a motor assembly installation space is formed between the first rocker arm and the second rocker arm; a motor assembly, the motor assembly comprising a rotating shaft and a first cable, wherein both ends of the rotating shaft are bolted to the third end of the rocker arm assembly; A battery assembly, wherein the battery assembly includes a second cable, and the second cable is pluggably connected to the first cable.

2. The quick-release structure of the electric balance wheel hub motor according to claim 1, characterized in that: A first notch is provided at the third end of the first rocker arm, and a second notch is provided at the third end of the second rocker arm; the first notch is parallel to the second notch; the first notch and the second notch are adapted to both ends of the rotating shaft; one end of the rotating shaft is fastened in the first notch by a bolt, and the other end of the rotating shaft is fastened in the second notch by a bolt, so that the motor assembly is installed in the motor assembly installation space.

3. The quick-release structure of the electric balance wheel hub motor according to claim 2, characterized in that: The motor assembly further comprises: A hub motor, wherein the hub motor is sleeved on the rotating shaft; A tire, wherein the tire is sleeved on the hub motor; The central axis of the rotating shaft, the central axis of the hub motor and the central axis of the tire are all on the same straight line.

4. The quick-release structure of the electric balance wheel hub motor according to claim 3, characterized in that: The battery assembly also includes a battery; one end of the second cable is connected to the battery, and the other end of the second cable is provided with a socket; one end of the first cable is connected to the hub motor, and the other end of the first cable is provided with a plug; the plug is pluggable connected to the socket.

5. The quick-release structure of the electric balancing wheel hub motor according to claim 3, characterized in that: It also includes a shock absorber, which is horizontally arranged and connected to the second connecting shaft.

6. The quick-release structure of the electric balancing wheel hub motor according to claim 5, characterized in that: Also included is a brake assembly, the brake assembly comprising: a brake disc fixed on an outer side of the wheel hub motor; a brake caliper, wherein the brake caliper is fixed to a rocker arm on the same side as the brake disc, wherein the rocker arm refers to the first rocker arm or the second rocker arm; The brake caliper is used to clamp or release the brake disc.

7. An electric balancing vehicle, characterized in that: The electric balancing vehicle comprises two quick-release structures of the electric balancing wheel hub motors according to claim 6; and further comprises a bearing assembly and a guide assembly; The front end of the bearing assembly is connected to a quick-release structure of the electric balance wheel hub motor and the guide assembly, wherein the bearing assembly is used to provide a bearing platform for the electric balance vehicle, and the guide assembly is used to control the moving direction of the electric balance vehicle; The rear end of the bearing assembly is connected to the quick-release structure of another electric balancing wheel hub motor.

8. The electric balancing vehicle according to claim 7, characterized in that: The bearing assembly includes: A carrier plate, wherein the carrier plate is provided with a battery compartment, and the battery assembly is fixed in the battery compartment; a lifting extension arm, wherein a lower side of the lifting extension arm is connected to a front end of the carrying plate, the lower side of the lifting extension arm is in communication with the battery compartment, and the second cable extends from the lifting extension arm; A shock absorbing arm, the top end of which passes through the high side of the lifting extension arm and is connected to the guide assembly.

9. The electric balancing vehicle according to claim 8, characterized in that: The shock absorber includes a first shock absorber and a second shock absorber; One end of the first shock absorber is connected to the middle portion of the shock absorbing arm, and one end of the second shock absorber is connected to the rear end of the supporting plate; The first connecting shaft of the quick-release structure of one electric balancing wheel hub motor is connected to the bottom end of the shock absorber arm, and the second connecting shaft is connected to the other end of the first shock absorber; the first connecting shaft of the quick-release structure of another electric balancing wheel hub motor is connected to the rear end of the supporting plate, and the second connecting shaft is connected to the other end of the second shock absorber.

10. The electric balancing vehicle according to claim 9, characterized in that: The guide assembly comprises: a connecting rod, the bottom end of the connecting rod being connected to the top end of the shock absorbing arm; A handlebar is fixed on the top end of the connecting rod.

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