Two open -type machine cover lock that draw

The utility model relates to a two open -type machine cover lock that draw. Two draw connecting rod upper portion and ratchet lower part with first round pin axle install jointly the lock base plate openly, on one side two connecting rod lower extreme that draws is used for connecting the wire drawing, the another side is through first spring and lock substrate connection, two draw connecting rod right side edge end be equipped with with ratchet complex dog, right side limit mid -mounting has the spacer pin, ratchet right side limit middle part is equipped with first ratchet groove, and upper portion is equipped with second ratchet groove, the pawl setting the ratchet right -hand and with second round pin axle install the lock base plate openly, the pawl periphery is equipped with latch hook, first claw hook, second claw hook and the 2nd spring coupling head along anticlockwise in order, the limiting plate setting is in two right -hand and pawl belows of connecting rod of drawing, and the limiting plate middl