Moving target detection device

The utility model discloses a moving object detection device, and specifically relates to the moving object detection technology field, the moving object detection device comprises a speed measuring instrument used for detecting a moving object, the outer side of the speed measuring instrument is sleeved with a protection assembly used for accommodating and protecting the speed measuring instrument, the protection assembly comprises a sleeve, the inner wall surfaces of the two sides of the sleeve are both provided with chutes, and the inner wall surfaces of the two sides of the sleeve are both provided with a through hole. Threaded rods are arranged in the two sliding grooves, threaded blocks are connected to the threaded rods in a threaded mode, and a base is fixedly arranged between the two threaded blocks. According to the utility model, the sleeve is firmly installed in the soil through the cooperation of the sleeve and the plurality of insertion rods, the stability of the tachymeter is improved, one rota