The work principle of security turnstiles is by controlling the movement and stop of the movement, thereby further controlling the opening and closing of the blocking body. According to the different control of the movement can be divided into three categories: mechanical, semi-automatic, fully automatic.
According to the different ways of running the gate, common security turnstiles are divided into: three roller gates, swing gates, wing gates, gates, full-height rotary gates, semi-high rotation gates.