The invention relates to an elevator carriage connecting rod swinging mechanism. The elevator carriage connecting rod swinging mechanism comprises a left upright post, a right upright post, a carriage, a left guide wheel and a right guide wheel, wherein the left guide wheel is rotationally arranged at the left end of the carriage; the right guide wheel is rotationally arranged at the right end ofthe carriage; the carriage is slidingly arranged on a transmission rack through the left guide wheel and the right guide wheel; a left side locking plate is fixedly arranged on the left upright post;a right side locking plate is fixedly arranged on the right upright post; a left side locking groove is formed on the left side locking plate; a right side locking groove is formed on the right side locking plate; the left side locking groove and the right side locking groove are formed at the same height; a left rotating arm is hinged with the left end of the carriage; a right rotating arm is hinged with the right end of the carriage; a left bearing is arranged on the left rotating arm; a right bearing is arranged on the right rotating arm; and rotation driving devices of the left rotating arm and the right rotating arm are arranged on the carriage. The elevator carriage connecting rod swinging mechanism overcomes the defects in the prior art, overcomes the limit of the elevator carriagewith the space between the upright posts of less than 3 meters, has a simple structure and is stable to operate.