Separating device for putting underwater detection equipment

The invention relates to a separation device for underwater observation equipment, in particular to a separation device for putting underwater detection equipment, which is characterized in that the front end and the rear end of a separation mechanism fixing seat are respectively connected with a counterweight buoyancy block, and one end of each of an upper fixing ring and a lower fixing ring is provided with a pin shaft in a penetrating manner and can rotate relative to the pin shaft; the two pin shafts are clamped in the pin shaft grooves in the upper side and the lower side of the separation mechanism fixing seat respectively, the other ends of the upper fixing ring and the lower fixing ring are connected through an explosive bolt, and underwater detection equipment is clamped and fixed through the pre-tightening force of the explosive bolt; supporting screw rods are connected to the separating mechanism fixing seat on the outer sides of the upper fixing ring and the lower fixing ring; a separation spring