Water quality detection and collection equipment

The utility model discloses water quality detection and collection equipment, and relates to the technical field of water quality detection, in particular to the water quality detection and collection equipment which comprises a cylinder, an annular block and a screen are fixedly connected to the inner surface of the cylinder respectively, a spring barrel is fixedly connected to the inner top wall of the cylinder, and a supporting spring is fixedly connected to the interior of the spring barrel. According to the water quality detection and collection equipment, through the arrangement of a circular ring block, a spring cylinder, a supporting spring, a spring rod and an auxiliary plate, the water quality detection and collection equipment has the effect of conveniently collecting a water sample, in the using process, the cylinder is put into river water and conveniently descends through a balancing weight, and when the buoyancy of the water is larger than the elastic tension of the supporting spring, the water