Limiting stopper and electric curtain

The utility model belongs to the technical field of electric curtains, and particularly relates to a limiter and an electric curtain. Comprising a shell, a main shaft, a first limiting assembly, a second limiting assembly, a limiting switch and an adjusting assembly. The first adjusting part can drive the first rotating rod to rotate, and the second adjusting part drives the second rotating rod end to rotate, so that the rotating rods rotate to adjust the positions of the corresponding limiting parts under the condition that the main shaft is not moved, and the stroke of the curtain body is adjusted. According to the scheme, the first adjusting piece is locked with the first clamping and locking part on the shell in the mode that the first elastic piece abuts against the first adjusting piece so as to limit rotation, the locking and matching structure of the first adjusting piece is simpler, and the number of needed accessories is smaller. When adjustment is needed, only the first adjusting piece needs to be