CN108407952A - Segway Human Transporter - Google Patents

Abstract

The invention discloses an electric scooter, which comprises a vehicle frame, a front wheel installed at the front end of the vehicle frame, a rear wheel installed at the rear end of the vehicle frame through a rear wheel shaft, and a pedal assembly that can rotate relative to the rear wheel shaft. There are somatosensory sensors that can rotate with the pedal assembly to generate control signals. The pedal assembly of the electric scooter of the present invention can rotate relative to the rear wheel shaft. The user steps on the pedal assembly to control the rotation of the pedal assembly relative to the rear wheel shaft through the posture change of the body. Scooter running.

Description

electric scooter

【Technical field】

The invention relates to the field of transportation tools, in particular to an electric scooter.

【Background technique】

Electric balance car, also known as somatosensory car and thinking car, its operating principle is mainly based on a basic principle called "dynamic stability", using somatosensory sensors to detect changes in the body posture, and using the servo control system The ground drive motor is adjusted accordingly to maintain the balance of the car body.

Electric scooters evolve and innovate on the basis of traditional unpowered scooters. The electric scooter comprises pedals, rollers mounted on the pedals, a motor driving the rollers to rotate, a power supply electrically connected to the motor, and an armrest frame mounted on the pedals. The armrest frame is provided with a control switch for controlling the operation of the electric scooter. The user steps on the pedals with his feet, and controls the operation switch with his hands to realize the operation of the electric scooter. Compared with the traditional unpowered scooter, the electric scooter reduces the physical exertion of the user and increases the fun of entertainment. In order to further enhance the riding experience of the electric scooter, the electric scooter can be improved.

【Content of invention】

The technical problem to be solved by the present invention is to provide an electric scooter that can be controlled by somatosensory.

In order to solve the above technical problems, the present invention provides an electric scooter, comprising a vehicle frame, a front wheel mounted on the front end of the frame, a rear wheel mounted on the rear end of the frame through a rear wheel shaft, and a pedal assembly that can rotate relative to the rear wheel shaft. A somatosensory sensor that can rotate with the pedal assembly to generate a control signal is installed on the pedal assembly.

Compared with the prior art, the present invention has the following beneficial effects: the pedal assembly of the electric scooter of the present invention can rotate relative to the rear wheel shaft, and the user steps on the pedal assembly to control the rotation of the pedal assembly relative to the rear wheel shaft through body posture changes. The attitude change on the pedal assembly generates a control signal to control the operation of the electric scooter.

Further, the rear wheels are power wheels, and the pedal assembly controls the operation of the rear wheels through somatosensory sensors.

Further, the front wheels are power wheels, and the pedal assembly controls the operation of the front wheels through somatosensory sensors.

Further, an elastic damping assembly is arranged between the pedal assembly and the rear wheel shaft.

Further, the elastic damping assembly includes a positioning piece fixedly connected to the rear axle and an elastic piece, one end of the elastic piece is fixedly connected to the positioning piece and the other end is fixedly connected to the pedal assembly.

Further, the pedal assembly includes a pedal component and a sleeve fixed on the pedal component, and the sleeve is sleeved on the rear axle and fixedly connected with the elastic component.

Further, the front end of the vehicle frame is equipped with a handrail.

Further, the electric scooter includes a power supply detachably mounted on the vehicle frame.

Further, the front wheels and/or rear wheels are hub motor wheels.

【Description of drawings】

Fig. 1 is the three-dimensional schematic diagram of the overlooking angle of electric scooter of the present invention;

Fig. 2 is the three-dimensional schematic view of the looking up angle of the electric scooter of the present invention;

Fig. 3 is an exploded schematic view of the connection between the pedal assembly and the rear wheel in the present invention;

Fig. 4 is an exploded schematic diagram of the connection between the rear axle and the elastic damping assembly in the present invention;

Fig. 5 is the installation schematic diagram of the second split body and the rear wheel of the pedal member in the present invention;

Fig. 6 is an exploded schematic diagram of the connection between the power supply and the handrail in the present invention.

【Detailed ways】

The implementation of the present invention will be illustrated in detail below with reference to the accompanying drawings. The examples of the present invention are for further explaining the present invention, rather than limiting the protection scope of the present invention.

Referring to FIG. 1 to FIG. 3 , the electric scooter of the present invention includes a body part 100 and a pedal assembly 4 connected to the body part 100 through an elastic damping assembly 6 . The main body part 100 includes a vehicle frame 1 provided with a handrail bar 16, a front wheel 2 mounted on the front end of the vehicle frame 1, a rear wheel 3 mounted on the rear end of the vehicle frame 1 through a rear wheel shaft 30, and a wheel detachably mounted on the handrail bar 16. power supply 20. The inside of the rear wheel 3 is provided with a hub motor, and the front wheel 2 is driven by the rear wheel 3 . Of course, in other embodiments, it is also possible to only provide hub motors inside the front wheels, and the rear wheels are driven by the front wheels; or, both the front wheels 2 and the rear wheels 3 are provided with hub motors. In this embodiment, the pedal assembly 4 is provided with a somatosensory sensor 5, and the electric scooter has a self-balancing control mode controlled by the somatosensory sensor 5; in addition, a control switch 10 for controlling the operation of the electric scooter is installed on the handrail bar 16, and the electric scooter It also has a non-self-balancing control mode controlled only by the control switch 10 . The electric scooter can realize the operation of the electric scooter through the user's foot control and combined with the posture change of the body, which correspondingly improves the riding experience of the electric scooter.

Please refer to FIG. 3 , the pedal assembly 4 includes two set parts 41 for rotatably connecting the rear axle 30 , and a pedal part 42 fixedly connected with the two set parts 41 . The sleeve 41 includes a connecting portion 411 and a shielding portion 412 extending from an end surface of the connecting portion 411 . The shielding portion 412 is arc-shaped and recessed with an opening 46 . The opening 46 of the shielding portion 412 covers part of the outline of the elastic damping assembly 6 . One end of the connecting portion 411 is rotatably connected to the rear axle 30 through a bearing 45 , and the other end of the connecting portion 411 is fixedly connected to the pedal member 42 . The connecting part 411 is provided with three first positioning pins 43 for fixedly connecting the elastic damping assembly 6 and a stepped through hole 44 located in the middle area of the three first positioning pins 43, and the stepped through hole 44 is provided with The bearing 45 is sleeved on the rear axle 30 . In this embodiment, the shielding portion 412 is a semicircular ring. In other embodiments, the shielding portion can also be a ring body, and the first positioning pin and the stepped through hole can be located in the hollow portion of the ring body. The pedal member 42 includes a first split body 426 for users to step on and a second split body 427 connected to the first split body 426 and located below the first split body 426 . The second split body 427 is provided with an accommodating space 428 opening upwards, and the accommodating space 428 is provided with a self-balancing control system 5 . Please refer to FIG. 5 , the bottom of the second split body 427 is recessed with a crotch 429 to avoid the upper part of the rear wheel 3 .

Please refer to FIG. 4 , the elastic damping assembly 6 includes a positioning member 62 fixedly fitted on the rear wheel shaft 30 and an elastic member 61 fitted on the outer periphery of the rear wheel shaft 30 . The elastic member 61 is annular and located between the sleeve member 41 and the positioning member 62 . The locating member 62 is provided with three second locating pins 63 fixedly inserted in one end of the elastic member 61, and the three first locating pins 43 are fixedly inserted in the other end of the elastic member 61. The portion 412 covers the outer periphery of the elastic damping assembly 6 . Two ends of the rear axle 30 pass through the corresponding elastic member 61 and the stepped through hole 44 respectively. Two ends of the rear axle 30 are respectively connected with corresponding fixing nuts 56 to fix the corresponding sleeves 41 . In this embodiment, setting the shielding portion 412 can protect the elastic damping assembly 6 and prevent dust from accumulating on the elastic damping assembly 6 .

1 and 6, the vehicle frame 1 includes a rear fork 11 fixedly connected to the rear wheel shaft, a crossbeam 12 connected to the rear fork 11, a front beam 13 connected to the crossbeam 12, and a front pole connected to the front beam 13. 14. The front fork 15 connected with the lower end of the front pole 14. The handlebar 16 is connected to the upper end of the front pole 14 . The handle bar 16 is provided with a control switch 10 that can control the hub motor of the rear wheel 3 in the non-self-balancing control mode. The front fork 15 is provided with the front wheel 2 . The armrest bar 16 is provided with a power installation part 17 , and the power installation part 17 includes an upper ring part 171 and a lower seat part 172 . Two upper free ends 18 extend from the upper ring portion 171 , and the two upper free ends 18 are connected by a first bolt 180 provided with a knob, and the two upper free ends 18 are clamped on the handrail rod 16 . Two lower free ends 19 extend from the lower seat portion 172 , and the two lower free ends 19 are connected by a second bolt 190 with a knob, and the two lower free ends 19 are clamped on the armrest rod 16 . The lower end of the power supply 20 is sleeved in the lower seat portion 172 , and the upper end of the power supply 20 is sleeved in the upper ring portion 171 . In this embodiment, the user can turn the knob to respectively screw the first bolt 180 and the second bolt 190 into or out of the free ends. Move the upper ring part 171 up and down or move the lower seat part 172 up and down to install the power supply 20 on the power supply installation part 17 or separate the power supply 20 from the power supply installation part 17 . The electric scooter of the present invention has a handrail 16, and the user can hold the handrail 16 with both hands when riding, which is conducive to further improving the stability of the electric scooter during operation, and the riding experience is safe and comfortable.

In this embodiment, the arrangement sequence of the components from the sleeve 31 to the rear fork 11 is as follows: the sleeve 41 , the elastic member 61 , the positioning member 62 , and the rear fork 11 . In other embodiments, the arrangement sequence of the components can be: the rear fork, the sleeve element, the elastic element, and the positioning element.

The pedal assembly 4 of the electric scooter of the present invention can rotate around the axis of the rear wheel shaft 30, and the user's feet step on the pedal assembly 4. When the electric scooter is in the self-balancing control mode, when the user's center of gravity tilts forward or backward, The pedal assembly 4 rotates relative to the rear wheel shaft 30 according to the change of the user's center of gravity. The body sensor 5 stands on the pedal assembly and the user's attitude change information is calculated by the control system. . In addition, the pedal assembly 4 is driven by the user to rotate a certain angle, and the elastic member 61 is twisted so that the elastic member 61 is deformed. In the case of strength, the stress restores the original shape and drives the pedal assembly 4 to return to the initial position. Of course, the user can also step on the beam 12 with one foot and step on the pedal assembly 4 with the other foot, or the user only steps on the pedal assembly 4 with one foot while the other foot is in the air, as long as the pedal can be made The assembly 4 rotates relative to the rear axle 30, all of which can realize the self-balancing control mode of the electric scooter.

In this embodiment, the rear wheel 3 is an in-wheel motor wheel and serves as a power wheel. The somatosensory sensor 5 can control the rotation of the rear wheel 3, realizing the self-balancing control mode controlled by the posture change of the user's body center of gravity. In other embodiments, the front wheel 2 can also be an in-wheel motor wheel as a power wheel, and the somatosensory sensor can control the in-wheel motor of the front wheel, and also realize the self-balancing control mode of the electric scooter. In addition, when only the front wheels are hub motor wheels, only the rear wheels are hub motor wheels, and both the front wheels and the rear wheels are hub motor wheels, the user can also connect and control the hub motor only through the control switch 10 on the armrest bar 16. The motor wheel realizes the non-self-balancing control mode of the electric scooter. It should be noted that when the electric scooter operates in the self-balancing control mode or the non-self-balancing control mode, both the front wheel 2 and the rear wheel 3 are in contact with the ground. Wherein, the self-balancing control mode and the non-self-balancing control mode of the electric scooter can also be applied to other electric vehicles with front and rear wheels.

In this embodiment, the pedal assembly 4 provided with the self-balancing control system is arranged above the rear wheel, and the pedal assembly 4 can rotate relative to the rear wheel shaft, and the movement of the electric scooter is realized through the posture change of the user's body. Of course, in other embodiments, the pedal assembly provided with the somatosensory sensor can also be arranged on the main beam of the vehicle frame, and the user can step on the pedal assembly and rotate relative to the main beam without affecting the self-balancing control system to detect changes in the user's body posture. The self-balancing control mode of the electric scooter can still be realized.

The above-described embodiments are only described to the preferred implementation of the present invention, and are not intended to limit the concept and protection scope of the present invention. Various modifications and improvements made in the scheme should fall within the protection scope of the present invention.

Claims (10)

1. a kind of Segway Human Transporter, it is characterised in that：Including vehicle frame, the front-wheel that is installed on vehicle frame front end, installed by hind axle In vehicle frame rear end trailing wheel, can the dynamic pedal assembly of opposing rear wheels shaft rotation, being equipped on the pedal assembly can be with pedal assembly It rotates to generate the body-sensing sensor of control signal.

2. Segway Human Transporter according to claim 1, it is characterised in that：The trailing wheel is power wheel, the pedal assembly Trailing wheel operation is controlled by body-sensing sensor.

3. Segway Human Transporter according to claim 1, it is characterised in that：The front-wheel is power wheel, the pedal assembly Front-wheel operation is controlled by body-sensing sensor.

4. Segway Human Transporter according to any one of claim 1 to 3, it is characterised in that：The pedal assembly and trailing wheel Elastic damping component is provided between axis.

5. Segway Human Transporter according to claim 4, it is characterised in that：The elastic damping component includes being fixedly connected on Locating piece, elastic component on hind axle, one end of the elastic component, which is fixedly connected on the other end on locating piece and is fixedly connected on, to be stepped on On board group part.

6. Segway Human Transporter according to claim 5, it is characterised in that：The pedal assembly includes tread elements and is fixed on Be nested with part in tread elements, it is described be nested with part and be placed on hind axle be fixedly connected with the elastic component.

7. Segway Human Transporter according to claim 1, it is characterised in that：The front end of the vehicle frame is equipped with bar.

8. Segway Human Transporter according to claim 1, it is characterised in that：Including the electricity being removably installed on vehicle frame Source.

9. Segway Human Transporter according to claim 2, it is characterised in that：The trailing wheel is wheel hub motor wheel.

10. Segway Human Transporter according to claim 3, it is characterised in that：The front-wheel is wheel hub motor wheel.