CN216301349U

CN216301349U - Scooter

Info

Publication number: CN216301349U
Application number: CN202121601712.0U
Authority: CN
Inventors: 吕荣辉; 王灿
Original assignee: Ninebot Changzhou Technology Co Ltd
Current assignee: Ninebot Changzhou Technology Co Ltd
Priority date: 2021-07-14
Filing date: 2021-07-14
Publication date: 2022-04-15
Anticipated expiration: 2031-07-14

Abstract

The scooter provided by the embodiment of the utility model comprises: a vehicle body; a motor having a mover; the gear train comprises an input gear, an output gear and a plurality of intermediate transmission gears which are in meshing transmission, the input gear is in driving connection with the rotor, and the output gear is in driving connection with wheels of the scooter and is used for driving the wheels to rotate; the driving mechanism is arranged on the vehicle body; and the shifting mechanism is in driving connection with the driving mechanism and at least one of the plurality of intermediate transmission gears, the driving mechanism is used for driving the shifting mechanism to move so as to change the transmission ratio of the gear train, wherein the transmission ratio of the gear train is different, and the output speed corresponding to the output gear is different. The scooter that this technical scheme provided can supply the manual variable speed of user, and the flexibility of use is higher.

Description

Scooter

Technical Field

The utility model relates to the technical field of mechanical damping structure design, in particular to a scooter.

Background

The scooter is used as a tool for daily walking replacement, competitive training and the like, and is more and more widely used in the life of people. However, the scooter in the related art is not convenient to use, and when the scooter passes through a low-lying place, perhaps when passing through a steep slope, the scooter often easily passes through because of insufficient power, or when the scooter passes through a flat place, or the bottom surface that easily skids, the user often expects the speed of a scooter to be slightly low.

However, the scooter in the related art cannot perform manual mechanical control on the speed of the scooter according to the requirement of a user, and therefore, the use flexibility is not high.

SUMMERY OF THE UTILITY MODEL

In view of the above problems, the present invention has been made to solve the above problems or at least partially solve the above problems.

An embodiment of the present invention provides a scooter, including:

a vehicle body;

a motor having a mover;

the gear train comprises an input gear, an output gear and a plurality of intermediate transmission gears which are in meshing transmission, the input gear is in driving connection with the rotor, and the output gear is in driving connection with wheels of the scooter and is used for driving the wheels to rotate;

the driving mechanism is arranged on the vehicle body;

and the shifting mechanism is in driving connection with the driving mechanism and at least one of the plurality of intermediate transmission gears, the driving mechanism is used for driving the shifting mechanism to move so as to change the transmission ratio of the gear train, wherein the transmission ratio of the gear train is different, and the output speed corresponding to the output gear is different.

In some embodiments, the stator of the motor, the mover and the gear train are all disposed in a hub of the wheel, and the output gear is fixedly connected with the hub of the wheel.

In some embodiments, the drive mechanism abuts the shift mechanism for urging the shift mechanism to move.

In some embodiments, the driving mechanism comprises an operating member, a flexible member and an abutting member, wherein the operating member is connected with the flexible member;

the pushing piece is provided with an installation portion and a movable portion, the installation portion is fixed on the wheel, the movable portion is rotatably connected with the installation portion, one end of the movable portion is connected with the flexible piece, and the other end of the movable portion is abutted to the gear shifting mechanism.

In some embodiments, the flexible member is disposed within the vehicle body, or at least a portion of the flexible member is disposed within the vehicle body.

In some embodiments, one side of the operating member is pivotally connected to the vehicle body, the other side of the operating member is connected to the flexible member, and a distance is provided between a connection point of the operating member and the flexible member and a connection point of the operating member and the vehicle body.

In some embodiments, the vehicle body further comprises a rotating wheel, the rotating wheel is arranged in the vehicle body and used for winding the flexible part, and the operating part is fixedly connected with the rotating wheel and used for driving the rotating wheel to rotate so as to pull the flexible part.

In some embodiments, the operating member comprises a knob or a wrench.

In some embodiments, the vehicle body includes a handlebar assembly and a pedal assembly, and the operating member is provided to the handlebar assembly.

In some embodiments, the vehicle body includes a standing assembly and a pedal assembly, and the operating member is disposed on the pedal assembly and located on an upper surface of the pedal assembly.

The scooter provided by the embodiment of the utility model comprises a motor, a gear train, a driving mechanism and a gear shifting mechanism, wherein the motor is used for providing power, the gear train is used for changing the output rotating speed, an output gear of the gear train is in driving connection with a wheel to drive the wheel to rotate, the gear shifting mechanism is driven to act by the driving mechanism arranged on a scooter body, so that the gear shifting mechanism changes the transmission relation with a plurality of intermediate transmission gears in the gear train, the transmission ratio of the gear train is changed, the rotating speed of the wheel is adjusted, the speed regulation purpose of the scooter is achieved, a user can manually operate the driving mechanism to adjust the speed of the scooter, different working condition requirements are met, the speed requirement of the user per se is met, and the use flexibility of the whole scooter is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.

Fig. 1 is a schematic structural view of a scooter according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of an operating member of a scooter according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a pushing member of the scooter according to an embodiment of the present invention;

fig. 4 is an exploded view of a wheel and a motor according to an embodiment of the present invention.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, and a person skilled in the art can solve the technical problem within a certain error range to substantially achieve the technical effect.

Furthermore, the term "coupled" is intended to include any direct or indirect coupling. Thus, if a first device couples to a second device, that connection may be through a direct connection, or through an indirect connection via other devices. The following description is of the preferred embodiment for carrying out the utility model, and is made for the purpose of illustrating the general principles of the utility model and not for the purpose of limiting the scope of the utility model. The scope of the present invention is defined by the appended claims.

It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.

Fig. 1 is a schematic structural view of a scooter according to an embodiment of the present invention; FIG. 2 is a schematic structural view of an operating member of a scooter according to an embodiment of the present invention; fig. 3 is a schematic structural view of a pushing member of the scooter according to an embodiment of the present invention; fig. 4 is an exploded view of a wheel and a motor according to an embodiment of the present invention.

Referring to fig. 1 to 4, the scooter of the present embodiment includes a body 10, wheels 20, a motor 30, a gear train 40, a driving mechanism 50, and a shift mechanism.

The motor 30 has a stator 31 and a mover 32. The motor 30 is used to provide power. The gear train 40 includes an input gear in meshing transmission, an output gear, and a plurality of intermediate transmission gears. Wherein the mover 32 is in driving connection with an input gear of the gear train 40, and an output gear of the gear train 40 is in driving connection with the wheel 20, and specifically may be in driving connection with the hub 21 of the wheel 20, for driving the wheel 20 to rotate. Hub 21 may include a hub body 211 and a hub end cover 212, where hub body 211 may be removably coupled to hub end cover 212. In addition, the drive connection includes the output gear being directly connected to the hub 21, and also includes the output gear being indirectly connected to the hub 21.

The driving mechanism 50 is disposed on the scooter body 10, and since the driving mechanism 50 is required to be operated by a user, the driving mechanism 50 can be disposed at a position convenient for the user to operate, for example, a position close to a hand-held position of the user or a position close to a pedal position of the user when the user uses the scooter, so as to facilitate the user to operate and change speed during the process of using the scooter to travel.

The gear shifting mechanism is in driving connection with the driving mechanism 50 and at least one of the plurality of intermediate transmission gears, and the driving mechanism 50 is used for driving the gear shifting mechanism to move so as to change the transmission ratio of the gear train, wherein the transmission ratio of the gear train is different, and the output speed corresponding to the output gear is different.

Specifically, the gear train 40 may be a gear train in a separate transmission that is housed within a housing of the transmission. Or, in this embodiment, preferably, the motor 30 may include a housing, and the volume of the housing may be larger than that of a common motor, so as to at least accommodate the stator 31, the mover 32 and the gear train 40, so that the structure of each component is compact and suitable for being used on a scooter with a small volume.

Further, in this embodiment, the motor 30 may be a hub motor, the hub 21 of the wheel 20 serves as a housing of the motor, the stator 31, the mover 32 and the gear train 40 are all disposed in the hub 21, and the output gear is fixedly connected to the hub 21 of the wheel. The hub 21 has an accommodating space for accommodating the stator 31, the mover 32, the gear train 40, and the like. According to the technical scheme provided by the embodiment, the stator 31, the rotor 32 and the gear train 40 are intensively arranged in the hub 21, so that the structure of the scooter can be simplified to the greatest extent.

Of course, it is not excluded that in other embodiments, the motor 30 and the gear train 40 may be separately disposed, the motor 30 may be disposed inside the hub 21, and the gear train 40 may be separately disposed outside the hub 21; alternatively, the gear train 40 is provided on the hub 21 and the motor 30 is provided outside the hub 21.

No matter what kind of arrangement is adopted, as long as the mover 32 of the motor 30 is connected to the gear train 40 capable of shifting gears, and the shifting gears of the gear train 40 can be realized by a shifting mechanism, wherein the shifting mechanism may include a shift fork, a shift drum, and the like, and the present embodiment is not limited. For the specific gear shifting principle of the gear shifting mechanism, reference may be made to the mechanical gear shifting principle in the prior art, which is not described in detail in this embodiment.

Through the subassembly of shifting of 50 remote drive of actuating mechanism, and then make whole scooter can change the speed of a motor vehicle, satisfy different operating mode requirements.

The scooter that this embodiment provided, which comprises a motor, the gear train, actuating mechanism and gearshift, the motor is used for providing power, the gear train is used for changing output rotational speed, the output gear and the wheel drive of gear train are connected, rotate with the driving wheel, through the actuating mechanism drive gearshift action of setting on the automobile body, and make gearshift change with the gear train in a plurality of middle drive gear's the transmission relation, and change the drive ratio of gear train, thereby adjust the rotational speed of wheel, reach the purpose of scooter speed governing, the user can manually operation actuating mechanism adjust the scooter speed, in order to satisfy different operating mode demands, or satisfy user self speed demand, the use flexibility of whole car has been improved.

The drive mechanism 50 abuts the shift mechanism for urging the shift mechanism to move. As shown in fig. 4, the pushing force F applied by the driving mechanism 50 can push the push rod 61 of the gear shift mechanism to move leftward, and the leftward movement can determine the engagement state of different gears in the gear train 40, for example, the displacement is S1, the corresponding gear is 1 gear, when the displacement is S2, the corresponding gear is 2 gear, when the displacement is S3, the corresponding gear is 3 gear, and so on, so that the gear shift can be switched to the desired gear by pushing the push rod 61 to achieve the desired vehicle speed.

In the present embodiment, preferably, the driving mechanism 50 may include an operating member 51, a flexible member 52 and an abutting member 53, and the operating member 51 is connected to the flexible member 52. In particular, the flexible member 52 may be a flexible cord or a relatively soft steel cable, or the flexible member 52 may be a core of a brake cable. Because the flexible member 52 is soft, it can be replaced in a plurality of arrangement directions in the scooter body 10, and therefore, the arrangement flexibility is good.

In the present embodiment, the vehicle body 10 may include at least the handlebar assembly 11 and the pedal assembly 12, and the front wheel 20a and the rear wheel 20 b. The handlebar stand assembly 11 may include a stem 112 and a handle 111, and the operating member 51 may be provided at the handle 111 or the stem 112 of the handlebar stand assembly 11 for a user to rotate or pull or press to apply the driving force.

Alternatively, in some other embodiments, the operating member 51 is disposed on the upper surface of the pedal assembly 12, the operating member 51 disposed on the pedal assembly 12 can be shaped like an accelerator pedal or a brake pedal, and the stepping depth of the operating member 51 by the user can be controlled corresponding to different vehicle speeds of the scooter. In addition, preferably, the operating member 51 may be located at a front end of the pedal assembly 12 so that a user's toe depresses the operating member 51 to apply the driving force.

Specifically, in some embodiments, as shown in fig. 3, the pushing member 53 may have a mounting portion 531 and a movable portion 532, and the mounting portion 531 is used for being fixed to the wheel 20, and may be fixed to an axle of the wheel 20. The movable portion 532 may be rotatably connected to the mounting portion 531, one end of the movable portion 532 may be connected to the flexible member 52, and the other end of the movable portion 532 may abut against the shift mechanism, and in particular may abut against the push rod 61 of the shift mechanism, for abutting against the push rod 61. The whole movable portion 532 is rotatably connected to the mounting portion 531 to form a lever-like structure, when the flexible member 52 is pulled, one end of the movable portion 532 connected to the flexible member moves towards the first direction, and due to the lever principle, the other end of the movable portion 532 moves towards the second direction to push the push rod, so as to shift gears. The pushing distance of the movable portion 532 can be determined according to the pulling distance of the flexible member 52, and thus the gear position to be replaced by the gear shifting mechanism can be determined.

In some possible embodiments, one side of the operating member 51 may be pivotally connected to the vehicle body 10 (e.g., to the handlebar assembly 11, or pivotally connected to the pedal assembly 12, the other side of the operating member 51 is connected to the flexible member 52, and there is a gap between the connection point of the operating member 51 to the flexible member 52 and the connection point of the operating member 51 to the vehicle body 10, thereby, enabling the operating member 51 to also form a lever structure, when the user presses one side of the rotation point of the operation piece 51, the other side of the operation piece 51 may pull the flexible piece 52, so that the flexible member 52 is pulled, so that one side of the pushing member 53 connected to the flexible member 52 is moved toward the first direction, and one side of the pushing piece 53, which is abutted against the push rod 61, moves towards the second direction, so that the pushing of the push rod 61 is realized for gear shifting.

Further, a rotating wheel (not shown in the figures) may be further disposed in the body 10 of the scooter of the present embodiment, the rotating wheel may be rotatably disposed in the body 10 through a rotating shaft, the rotating wheel is used for winding the flexible member 52, and the operating member 51 is fixedly connected to the rotating wheel for driving the rotating wheel to rotate, so as to pull the flexible member 52. And the operation manner of the operation member 51 may include, but is not limited to, rotation, pressing, snapping, etc., and thus, the operation member 51 may include a knob or a wrench as the operation member 51. Those skilled in the art can select and design the suitable operation member 51 according to the actual needs and the structural design requirements.

In addition, in the present embodiment, it is preferable that the flexible member 52 be provided inside the vehicle body 10, or at least a part of the flexible member 52 be provided inside the vehicle body 10. The flexible part 52 can be arranged in the vehicle body 10 as much as possible, so that the flexible part 52 is not exposed as much as possible, and the situation of abrasion and fracture is not easy to occur, thereby further reducing the maintenance cost of parts and prolonging the service life of the whole vehicle.

It should be noted that, according to the position of the operating member 51, the vehicle body 10 may have a guiding structure for defining the extending direction of the flexible member 52, so that the extending direction of the flexible member 52 can be changed to a path by the guiding structure, so that the operating member 51 can be arranged at any suitable position of the scooter at multiple positions and multiple angles, and the user can be ensured to finally drive the gear shifting mechanism to shift gears when operating the operating member 51.

In addition, it should be noted that the shifting mechanism of the present embodiment can be disposed at the front wheel 20a of the scooter, or at the rear wheel 20b of the scooter, or even, in some other embodiments, the shifting mechanism can be disposed at the middle position of the pedal assembly 12, as long as the shifting mechanism can generate a driving relationship with the gear train 40, so that the gear train 40 can output power at different transmission ratios, thereby achieving the purpose of speed change. The embodiments of the present invention are not limited.

Various embodiments or examples and features of various embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. A scooter, comprising:

a vehicle body;

a motor having a mover;

the driving mechanism is arranged on the vehicle body;

2. The scooter of claim 1, wherein the stator of the motor, the mover and the gear train are all disposed within a hub of the wheel, and the output gear is fixedly connected to the hub of the wheel.

3. The scooter of claim 1, wherein the drive mechanism abuts the shift mechanism for urging the shift mechanism to move.

4. The scooter of claim 1, wherein the drive mechanism includes an operating member, a flexible member, and a pushing member, the operating member being connected to the flexible member;

5. The scooter of claim 4, wherein the flexible member is disposed within the body, or wherein at least a portion of the flexible member is disposed within the body.

6. The scooter of claim 4, wherein the operating member is pivotally connected to the body on one side and to the flexible member on the other side, and wherein a gap is provided between a connection point of the operating member to the flexible member and a connection point of the operating member to the body.

7. The scooter of claim 4, further comprising a wheel disposed in the body, the wheel being configured to wind the flexible member, the operating member being fixedly connected to the wheel to drive the wheel to rotate and further pull the flexible member.

8. The scooter of claim 7, wherein the operating member comprises a knob or a wrench.

9. The scooter of claim 4, wherein the body includes a handlebar assembly and a pedal assembly, the operating member being provided to the handlebar assembly.

10. The scooter of claim 4, wherein the body includes a handlebar assembly and a pedal assembly, and the operating member is disposed on the pedal assembly and located on an upper surface of the pedal assembly.