Lifting device of lighting lamp

摘要

In the present invention, even though a lower terminal of a lifting body coupled with an upper terminal installed in a lower portion within a main body is released, a lighting lamp descends in a turned-on state by an electric cable during a certain section, and when a certain descending section is finished, the lighting lamp hung on a wire in a turned-off state can ascend and descend. To this end, a lifting device of a lighting lamp according to the present invention comprises a female connector (12) connected to an internal power source on one side of a main body (10) and outwardly protruding so as to be rotatably installed, an electric wire connecting and protecting unit (100) connected to the female connector (12), and a power source connection member (200) installed at one end of the electric wire connecting and protecting unit (100) to provisionally supply power to a lifting body (20). The electric wire connecting and protecting unit (100) comprises a connection pipe (101) including an electric wire for receiving power from the main body (10), a first male connector (110) formed on one side of the connection pipe (101) and having a horizontal cutout recess (111) and a stopping protrusion (112) so as to be combined to the female connector (12), and a first female connector (120) installed in another connection pipe at the other end, wherein the electric wire connecting and protecting unit (100) has a shape of multiple″��Prime; which are connected to each other.