Releasing and recovery device of box-type sampling equipment

A device for launching and recovering a box sampler, comprising a suspension coop, a rail assembly, a moving mechanism, a power unit, and a lifting frame;

• wherein,
• the rail assembly is fixedly arranged on a deck;
• the moving mechanism is arranged on the rail assembly, and is movable along the rail assembly;
• a fixed end of the power unit is articulated with a top end of the moving mechanism, and an extending end of the power unit is articulated with an open end of an upper frame of the lifting frame;
• and a closed end of the upper frame of the lifting frame is articulated with a front end of the moving mechanism;
• the lifting frame comprises the upper frame, a lower frame, and a connecting rod, wherein the connecting rod connects the upper frame to the lower frame, and an open end of the lower frame is articulated with the suspension coop;
• the rail assembly comprises two parallel rails, wherein one rail is provided with a rack, and the other rail is provided with a guide rail;
• the moving mechanism comprises a base, sliding wheels, a frame, and an actuating device;
• two sliding wheels are arranged on each of two sides of the base;
• the sliding wheels are provided in the rails and are allowed to slide on the rails;
• the frame comprises two triangular frame bodies which are fixedly arranged on the base in parallel;
• articulation holes are formed in both a top end and a front end of the frame;
• and the actuating device is fixedly arranged on the base, and is located on an outer side of the frame;
• the moving mechanism further comprises a guide mechanism;
• the guide mechanism is detachably arranged at a side edge of the base, and is located on a side of the base where the actuating device is not provided;
• and the guide mechanism is provided in the guide rail;
• the guide mechanism comprises a bracket and two guide wheels, wherein the bracket is detachably connected to the base;
• the two guide wheels are detachably arranged on a lower surface of the bracket and the two guide wheels are respectively located on a side of the guide rail, and are allowed to roll along the guide rail.