Tricycle pulls fights and tractor

The utility model relates to a problem that the unable fine applicable tricycle of AGV dolly among the prior art was transported is aimed at solving in guide dolly field, provides tricycle pulls fights and tractor. The tricycle pulls fights including the car hopper and sets up in the fixture of car hopper. The recessed formation of upper surface of car hopper is used for holding tricycle car frontwheel's race. The part that the car hopper is located the race both sides is enclosed respectively and is become to hold the room. The both sides wall of race is equipped with respectively and link up the intercommunication mouth that holds the room. Fixture include actuating mechanism and respectively the transmission connect in two holders of two outputs of actuating mechanism. Two holders holdrespectively in two are held the room to it is the clamping state who is close to relatively to the race in can be under actuating mechanism's drive to get into through the intercommunication mouth.The beneficial effects of t