Auxiliary supporting device for suspended ceiling installation

The utility model relates to the field of supporting devices, in particular to an auxiliary supporting device for suspended ceiling installation. The utility model provides an auxiliary supporting device for ceiling installation, which can automatically adjust the angle of a placing plate and ensure that the placing plate and a ceiling are in a horizontal state. An auxiliary supporting device for suspended ceiling installation comprises universal wheels, a chassis, a supporting column, a supporting frame and the like, the lower side of the chassis is rotationally connected with the multiple universal wheels, the upper side of the middle of the chassis is connected with the supporting column, the upper side of the chassis is connected with the supporting frame, and the upper portion of the supporting frame is connected with the supporting column. When the ceiling is uneven, the air cylinder on the fixing plate is started to push the placing plate to move up and down and drive the universal shaft to rotate on t