360-degree rotary adjustable u-shaped toothbrush

A 360-degree rotary adjustable U-shaped toothbrush, comprising a holder and a brush head arranged on the holder, wherein the holder comprises a shell, and a shell cover and a handle that are arranged on the shell in a matching manner, an accommodating cavity is formed inside the shell, a rotating connector is arranged inside the accommodating cavity, the rotating connector can be used for driving the brush head or the handle to perform rotary movement relative to the shell, a control member for controlling the rotating connector to rotate is arranged inside the accommodating cavity, a locking portion and an unlocking portion are formed on the control member, the control member slidably penetrates into the accommodating cavity through the locking portion and is used for locking and limiting the rotating connector, the unlocking portion is exposed to an outer surface of the shell, and a reset member for continuously providing an elastic force to the control member is arranged inside the accommodating cavity;

• an unlocked state:
• when pressure is applied to the unlocking portion, the control member compresses the reset member, so that the locking portion on the control member releases the locking and limiting of the rotating connector, and the rotating connector can drive the brush head or the handle to rotate at an angle;
• and
• a locked state:
• when the pressure on the unlocking portion is released, the reset member generates an elastic reset, so that the control member locks and limits the rotating connector through the locking portion.