| 摘要 |
PURPOSE: A bracket supporting a control unit of an electronic door lock is provided to protect an electronic component by installing a bracket supporting the control unit indoor. CONSTITUTION: A reinforced door is mounted in a door frame. A penetration hole is formed in the middle part of the strengthening door. A handle(207) is mounted by a helix rod. An electronic locking unit is installed in the door frame. A control unit(200) transmits control data to the locking unit. The control unit comprises a fixing unit and a bracket(212). The fixing unit holds the control unit. The bracket comprises a supporting part, which comprises a through-hole. The helix rod passes through a penetration hole.
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