The invention discloses a dish heat preservation cabinet applied to a household kitchen. Placing grooves are formed in the top end of a cabinet body I; spare frying pans are placed in the placing grooves during cooking; if a plurality of placing grooves do not need to be used, covers are covered on the placing grooves; dish bowls are placed at the top end of the cabinet body I, so that the effectof a placing table can be achieved; then a draining box is arranged in a storage chamber I; ultraviolet sterilization lamps are mounted at the top end of the storage chamber I; the effect of drainingcan be achieved by the draining box, just washed bowls and dishes can be drained; then the bowls and the dishes are placed in a storage chamber II for storage; meanwhile, the ultraviolet sterilizationlamps can also be used for achieving the effect of sterilizing the bowls and the dishes in the draining box; a heat preservation box is arranged; heating tubes and a steaming table are arranged in the heat preservation box; the heating tubes are used for heating water in the heat preservation box; then cooked dishes are placed on the steaming table; the hot water in the heat preservation box canbe used for achieving the effect of preserving the heat of the dishes.