Three-section pressure type automobile ventilation device

• Main Authors: JIA QINGLONG, CHU HUI, DING CHUANLONG, YANG XIN
• Format: Patent
• Language: Chinese; English
• Published: 16.03.2018
• Subjects: ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING,OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODSSPACES OF VEHICLES; PERFORMING OPERATIONS; TRANSPORTING; VEHICLES IN GENERAL

The invention relates to a three-section pressure type automobile ventilation device. The device comprises an outer cylinder, a turbofan and an inner cylinder which are installed on the inner side ofthe outer cylinder. The turbofan is capable of sliding towards left and right on the outer cylinder and is installed on the right side of the inner cylinder, a pull spring is installed on the outer cylinder, and the two ends of the pull spring are respectively connected with the outer cylinder and the turbofan; the inner cylinder is rotatably installed on the outer cylinder and is capable of sliding towards left and right, and a plurality of fan blades are installed on the inner cylinder; a plurality of air-out baffles are installed on the outer cylinder, a sliding block is installed on the outer cylinder, a straight rod is installed on the sliding block, a helical cam groove is formed in the straight rod, a cam push rod is installed on the air-out baffles, the cam push rod is installed inthe cam groove, and an ai