Workshop ventilation method and device

The invention provides a workshop ventilation method and device, and belongs to the technical field of ventilation skylight devices. A skylight frame is arranged above a base, a skylight capable of being opened and closed is installed on the skylight frame, and a framework is arranged on the skylight frame; a control motor is installed in the middle of the framework, a flashing board is installed at the top of the framework and installed over the skylight capable of being opened and closed, rain sheltering components are installed on the two sides of the framework, wind shields are installed on the outer sides of the rain sheltering components, downpipes are arranged below the two sides of the flashing board, and the downpipes are fixedly connected with the framework. The skylight capable of being opened and closed is connected to a control box on the ground through a control line, and the control box controls opening and closing of the skylight capable of being opened and closed by controlling the motor. The