Automatic two-degree-of-freedom solar tracking mechanism

• Main Authors: LOU SHIBIN, WANG DONGYONG, DUAN PANDENG, LIU MING, SONG RUIHONG
• Format: Patent
• Language: Chinese; English
• Published: 23.11.2011
• Subjects: CONTROLLING; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; GENERATION; GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRA-REDRADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, E.G. USINGPHOTOVOLTAIC [PV] MODULES; PHYSICS; REGULATING; SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES

The utility model discloses an automatic two-degree-of-freedom solar tracking mechanism which comprises a stepping motor, an upper support and a bracket, wherein an output shaft of the stepping motor is connected with a worm which is matched with a worm wheel, the worm wheel is fixedly connected at the bottom of the upper support, and the bracket is connected at the top of the upper support; the axial direction of the worm is east-west direction; the worm wheel is fixedly connected with one end of a sliding rod, a first rod end joint bearing is arranged on the other end of the sliding rod, and the sliding rod is arranged along south-north direction; and the first rod end joint bearing is connected with the lower end of a connecting rod, and the upper end of the connecting rod is connected with a second rod end joint bearing which is fixedly connected with the bracket. One motor is adopted to drive a worm and worm wheel transmission mechanism to control the east-west direction movement and horizontal dip angle