Open type isolator

The utility model provides an open type isolator which can be applied to an A level environment in a pharmaceutical industry. The open type isolator is composed of a plurality of large components of a clean laminar flow cover, single-door isolation walls, an air speed and pressure differential detection instrument, a lighting assembly and the like. The open type isolator is characterized in that small gates which can be vertically pushed and pulled are installed on single doors of the front isolation wall and the rear isolation wall of the isolator, baffle boards are installed at the top of the inside of the single doors, and the baffle boards and the small doors are linked through a transmission device. When the small doors are upwards pushed, the baffle boards automatically fall down, the baffle boards and single door inside vertical surfaces form certain angles, and gaps are reserved between the baffle boards and the insides of the single doors; and when the small doors are closed, the baffle boards are at