This utility model discloses a
throttle servo motor, including a mounting plate and a housing fixed on the mounting plate. The mounting plate has a protrusion on the surface facing the housing, and an elastic part made of elastic material is wrapped on the protrusion. The side of the elastic part facing the mounting plate abuts against the mounting plate, and the side of the elastic part facing the housing abuts against the housing. Compared with the prior art, the bolts used for fixing in this utility model are less likely to loosen, and the elastic part has a certain shock
absorption effect, ensuring the normal use of this utility model and the normal use of the entire
machine.