Rapid detection kit for chemical oxygen demand of water quality

The utility model relates to the technical field of environmental protection monitoring, in particular to a water quality chemical oxygen demand rapid detection kit which comprises a main kit body, partition plates are arranged in the main kit body at equal intervals, the partition plates divide the main kit body into a plurality of sections, bottom supports are arranged on the two sides of the partition plates and located in the main kit body, and each bottom support is provided with a clamping groove. Limiting columns are arranged on the two sides of the top end of the bottom support, a heat preservation cover is arranged at the top end of the bottom support in a matched mode, limiting grooves are formed in the positions, corresponding to the limiting columns, of the bottom end of the heat preservation cover, and a lifting belt is arranged at the end, away from the limiting grooves, of the heat preservation cover. Through the arrangement of the bottom support and the heat preservation cover, heat preservati