Bulb fixing and clamping device

A bulb fixing and clamping device, comprising:

• a bottom plate;
• a clamping plate;
• a supporting plate;
• and
• a bulb mounting seat,
• wherein a first end of the bottom plate is fixedly connected to a first end of the supporting plate, a first end of the clamping plate is fixedly connected to a second end of the supporting plate and the bulb mounting seat, and a second end of the bottom plate and a second end of the clamping plate are located on a same side,
• wherein the bottom plate is provided with a strip-shaped hole, and the strip-shaped hole is located directly below the clamping plate,
• wherein a tip of the second end of the clamping plate is provided with a buckle groove, an open end of the buckle groove is flush with a surface of the clamping plate, and another end of the buckle groove extends in a direction of the strip-shaped hole, and
• wherein the bulb mounting seat is provided with a mounting hole, and an inner wall of the mounting hole is provided with a plurality of triangular grooves.