High-efficiency throwing and pulling device

The utility model relates to a high-efficiency throwing and pulling device. The upper end of an upper body (2) is hinged with a first locking wheel (21). An upper throwing and pulling arm (22) is arranged below the first locking wheel (21) of the upper body (2). The upper end of the lower body (3) is hinged with a second locking wheel (31). A lower throwing and pulling arm (32) is arranged below the second locking wheel (31) on the lower body (3). A third locking wheel (41) is hinged with the upper end of a guiding member (4). A guiding pawl (42) is arranged below a third locking wheel (41) on the guiding member (4). Through the high-efficiency throwing and pulling device, error throwing of a pulled-out obstructing device into a water distributor is prevented, and high throwing and pulling success rate is realized. According to the high-efficiency throwing and pulling device, a pulling head of the throwing and pulling device is arranged at the upper position of the throwing and pulling device; and a deliverin