Scooter

A scooter, comprising:

• a main body;
• a front wheel;
• a first rear wheel;
• a second rear wheel;
• a drive part;
• and
• a controller;
• wherein the front wheel is rotatably arranged at a front part of the main body;
• the first rear wheel and the second rear wheel are spaced apart and both rotatably arranged at a rear part of the main body;
• the drive part is connected to the first rear wheel;
• the number of the drive part is one;
• the drive part is configured to rotate around its own axial to drive the first rear wheel to rotate so as to drive the main body to move to further drive the front wheel and the second rear wheel to rotate;
• the second rear wheel is configured to be unable to be driven by the drive part to rotate with respect to the main body;
• and the controller is electrically connected to the drive part, and is configured to adjust a rotation speed of the drive part, so as to adjust a rotation speed of the first rear wheel;
• and the controller is also configured to adjust rotation direction of the drive part so as to adjust rotation direction of the first rear wheel;
• the main body comprises a frame assembly and a seat assembly;
• the frame assembly comprises a first frame and a second frame;
• the first frame is rotatably connected to the second frame;
• and a main body of each of the first frame and the second frame has a rod structure;
• the seat assembly is arranged on the frame assembly;
• the seat assembly comprises a seat and an adjustment assembly;
• the seat is connected to the adjustment assembly;
• the adjustment assembly is arranged on the frame assembly;
• and the adjustment assembly is configured to adjust a height of the seat;
• the adjustment assembly comprises an adjustment rod and a first locking part;
• one end of the adjustment rod is sleevedly connected to the frame assembly, and the other end of the adjustment rod is connected to the seat;
• the adjustment rod is configured to be extended and retracted with respect to the frame assembly along an axial direction of the adjustment rod, such that the height of the seat is adjustable along the axial direction of the adjustment rod;
• and the first locking part is configured to lock the adjustment rod to the frame assembly;
• and
• the adjustment assembly further comprises an anti-off part arranged on the second frame;
• the anti-off part is configured to prevent the adjustment rod from being separated from the second frame;
• the anti-off part comprises a clamping part and a second locking part;
• the clamping part and the second locking part are both elastic;
• the clamping part comprises a first clamping portion and a second clamping portion connected with each other;
• the first clamping portion and the second clamping portion are configured to clamp and fix the second frame;
• and the second locking part is configured to pass through the first clamping portion and the second clamping portion to adjust a distance between the first clamping portion and the second clamping portion, so as to allow the second frame to abut against or release the adjustment rod.