The invention discloses a seat cushion locking device of a child bicycle. The seat cushion locking device of the child bicycle comprises a fixed tube, an adjusting nut, a locking nut, a locking wrench, a supporting tube and a seat cushion. The adjusting nut is arranged at the upper end of the fixed tube. The supporting tube is arranged in the adjusting nut. The surface of the supporting tube is provided with an external thread. The locking nut is arranged on the external thread. The locking wrench is arranged on the locking nut. The seat cushion is arranged at the upper end of the supporting tube. The seat cushion locking device of the child bicycle is simple in structure, convenient to operate and capable of solving the technical problems that an existing child bicycle seat cushion is hard to fix at a height and swings left and right easily.
Seat cushion locking device of child bicycle of child bicycle
2015-10-14
Patent
Electronic Resource
English