Patent ID: 6916053

Claim:
A structure for a latch lock comprising: a front body, a rear body and a latch bolt, wherein, the front body and the rear body each being provided with an insertion part formed by multiple erected walls arranged in a circle at a given spacing from one another; both bodies being locked into to each other; the latch bolt provided inside a recess of a door panel being placed in a space defined by the locked bodies; front and rear rotation rods adapted with a flange at one end of the respective rotation rod; that end being inserted into a bolting hole of the latch bolt at a locking hole of the door panel; the other end of each rotation rod being inserted within a reduced conic spring and a graded positioning ring; the rotation rods being each penetrating through a respective axial hole of the front and the rear bodies to lack up the positioning ring with a nut in the axial hole; the springs being placed at the flanges of the rotation rods and at inner plates of the bodies; and both of the front and the rear bodies sliding on the rotation rods to adjust an insertion spacing between the front and the rear bodies that includes a thickness of the door panel; and roses and handles being eventually inserted to complete the assembly.