FASTENING BOLT AND DIGITAL DOOR LOCK DEVICE HAVING FASTENING BOLT

摘要

A fastening bolt and a digital door lock with the fastening bolt is disclosed. More particularly, a fastening bolt is provided that can be easily installed on all kinds of doors with a door knob such as interior and exterior doors and chassis doors, without damaging existing doors with a mechanical door lock, and a door lock with the fastening bolt.

主权项

1. A digital door lock with a fastening bolt, comprising:
a pair of door lock main bodies that are combined with rotatable levers and disposed on an interior side and an exterior side of a door; a door latch module that is disposed between the pair of door lock bodies and includes a latch bolt for locking and unlocking the door to and from a doorframe; a rotary connection module that is connected with the levers and rotatably coupled to the pair of door lock main bodies to transmit a rotation force of the levers to the door latch module; and a door lock fastening unit that combines the pair of door lock main bodies in accordance with the distance between the pair of door lock main bodies spaced from each other in accordance with the thickness of the door, and is disposed in the door lock main bodies to adjust a combination distance between the pair of door lock main bodies, wherein the rotary connection module includes a rotation transmission unit that is disposed in the door lock main bodies to be relatively movable in order to keep a rotation force being transmitted to the door latch module, corresponding to installation gap between the pair of door lock main bodies.