Handlebar fixing device

A handlebar fixing device of a motorized cart comprising a head tube,

• a connection tube, a handlebar, a holder, a spring, and a rod, wherein
• the head tube having a hole formed on the upper section and a seat formed on the lower section;
• the connection tube having a base formed on the top, wherein a shifter structure formed thereon;
• the handlebar having a fan-shaped connection plate formed on the lower section, wherein holes formed thereon, a stopper formed on the lateral and a bolting hole, connecting to the base of the connection tube through a bolt, formed on the lower section;
• the holder being formed above the seat of the head tube and having a hollow formed in the length direction;
• the spring being formed in the hollow of the holder;
• the rod having a section extending inside the spring and a section outside thereof;
• by pressing down the handlebar, the stopper will then press the rod down to a groove of the seat of the head tube, thereby restraining the handlebar from moving right or left. With the stopper pressing tightly the rod and the locking rod being pushed out by a shifter of the shifter structure to the lateral of the handlebar, thereby the handlebar being prevented from moving up or down.