| 摘要 |
A door lock device is provided to easily install the door lock device on the left or right side of a door according to the opening and closing direction of the door by easily changing the position of a handle unit of the door lock device. A door lock device includes a case(10), a dead bolt, a latch bolt, a housing, first and second rotating members(50,60), and a coupling unit. The case is installed on a door(1). The dead bolt is installed in the case to protrude from and retract into the case and locks and unlocks the door. The latch bolt is installed in the case to protrude from and retract into the case and is elastically biased in the direction projected from the case. The housing is fixed to the outside of the door. The first rotating member has a coupling part(51) and a handle part(52). The coupling part is rotatably coupled with the housing. The handle part is extended from the coupling part. The second rotating member is coupled with the housing, is inserted in the coupling part of the first rotating member, and is connected to the dead and latch bolts. The coupling unit rotatably couples the first and second rotating members with each other.
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