| 摘要 |
PURPOSE: A push-pull type door locking device and an installation method thereof are provided to cause a hook piece provided in the first support of a first main body to be hooked in the catch groove of a first housing, thereby facilitating the simple and quick installation. CONSTITUTION: A door lock device (A) includes a first main body (100) and a second main body (200). The first main body includes a first support (110) and a first housing (120). The first support is coupled to the inside and outside of a door according to the opening direction. The first housing locks and unlocks a locking unit on the door. The second main body includes a second support (210) and a second housing (220). The second support is coupled to the inside and outside of a door according to the opening direction. A second housing locks and unlocks the locking unit. A support block which is hinge-coupled to the first housing is provided, and a hook groove is provided to be adjacent to the upper end of the support block. A hook piece is inserted into and is hooked in the hook groove through a gap generated according to the rotation direction of the support block and the first housing, such that the first housing is provisionally coupled to the first support. |
