Suspended ceiling light steel keel structure

According to the technical scheme, the ceiling light steel keel structure comprises a movable plate, a height adjusting mechanism is arranged at the top of the movable plate, a keel body is arranged at the bottom of the movable plate, a quick connecting mechanism is arranged between the movable plate and the keel body, and the quick connecting mechanism comprises a first threaded rod and a trapezoidal block. A first bearing is fixedly embedded in the top of the movable plate, the first threaded rod is fixedly connected with the inner side of the first bearing, a first rotary knob is fixedly connected to the top of the first threaded rod, a threaded hole is formed in the surface of the top of the trapezoidal block, and the trapezoidal block is in threaded connection with the first threaded rod through the threaded hole; the ceiling light steel keel structure has the beneficial effects that by arranging the quick connecting mechanism, two first inserting blocks can be inserted into two first inserting grooves c