Fluorescent tracer instrument

A fluorescent tracer instrument disclosed by the present invention comprises a fluorescent tracer instrument body and a supporting seat, the supporting seat is provided with a moving plate, the top of the supporting seat is provided with a supporting block, the top of the supporting block is provided with a driving box, and the driving box is internally provided with a lifting assembly. The lifting assembly comprises a double-end motor, rotating shafts, a winding wheel and a steel wire rope, the two output ends of the double-end motor are fixedly connected with first gears, the other ends of the two rotating shafts are fixedly connected with second gears meshed with the first gears, and the fluorescent tracer body is connected with a moving plate through a connecting assembly. The connecting assembly comprises a fixing block, a driving motor, a two-way screw and a clamping block matched with the fixing block. According to the device, the fluorescent tracer can be conveniently mounted and dismounted, later mai