Automatic bolt device of door

The utility model discloses an automatic bolt device of door, including fixing seat board, mounting hole, fastening screw, fixed cover, connecting axle, bolt head, first bolt wheel card, fixed orifices, second bolt wheel card, bolt guide wheel, nut, bolt wheel mount, runing rest, upward connecting axle, spring, fixed plate and spout down. The beneficial effects of the utility model are that: the utility model discloses a bolt guide wheel of installing in the door bottom plays fender wind action, convenient to use between first bolt wheel card and second bolt wheel block to it faces each otherand plays good supporting role to install bolt guide wheel in the door bottom, realize the not use of co -altitude bolt guide wheel through adjusting fastening screw, through the not equidirectional removal of rotatory realization bolt guide wheel of runing rest, overall structure is compact, has good economic benefits and social, is fit for using widely. 本实用新型公开了种门的自动插销装置，包括固定座板、安装孔、紧固螺钉、固定套、下连接轴、螺栓头、第插销轮卡、固定孔、第二插销轮卡、插销引