| 摘要 |
The present invention relates to a lever type door lock for a hanger-door capable of effectively opening and closing the hanger door without contact with a side wall of an entrance in which the hanger-door is installed and capable of preventing a damage to the door lock, the door, and the wall. The lever type door lock for a hanger-door comprises: a lever type external handle in which a key cylinder to rotate a key shaft by a key control; a cylindrical cylinder pipe in which the key cylinder is installed in the inner circumference; a connecting pipe movably installed in a shaft direction inside the cylinder pipe, in which a key shaft hole is formed to enable the key shaft to be inserted to the one end, in which a spring is installed, and in which a elastic support board elastically supported by the spring at the end part is installed; a release unit installed at one side end unit of the connecting pipe, in which a latch bolt is detachably installed at one side, and to release a lock by pulling back the latch bolt by being elastically supported by the spring; a restriction unit in which a push button exposed by passing through a penetration hole formed at the center of an inner fixing ring at one end is installed, in which a supporting end unit inserted into a hole penetrated on the center of the elastic support board is installed at other end, and in which a restriction end unit to restrict the rotation of the lever type external handle by being hung on the restriction groove formed at one end of the cylinder pipe; a cylindrical housing in which a fixing pipe unit is formed at a closing end unit of a pipe with an opened side, and in which the release unit and the restriction unit are installed at the inside; and a ring-shaped inner fixing ring to support the fixing pipe unit at one end of the cylindrical housing by being adhered to the inner wall of the door. |
