Manual check lock lever counting assembly of preventer

The utility model discloses a manual check lock lever counting assembly of preventer, including device main part and connector, the device main part includes shell and display panel, and the connector connects in preventer check lock lever tip soon, and the tooth axostylus axostyle is taken through pivort fixation to the other end of connector, and an inside double gear and the count gear train of being provided with of shell, double gear include gear no. 1 and gear no. 2, gear no. 1 and count gear train transmission meshing, gear no. 2 meshes with taking the transmission of tooth axostylus axostyle, and the growth during corotation of hand wheel control check lock lever, is counted to the accurate count of adoption gear drive, and during the reversal, the count reduces, and the count precision reaches 0.1 ring, the count wide range, countable 0 -99 circle, all latus rectum preventers of countable, simultaneously the counting assembly still is provided with the specified number of turns and shows the function, can let the user is accurate to know that the check lock lever can be locked to how many circles and arbitrary moment check lock lever state is declared in advance to the accuracy.