摘要：

The utility model relates to a self-cleaning-type kitchen fume cyclic purification system. The self-cleaning-type kitchen fume cyclic purification system comprises an exhaust fume collecting hood, a draught fan, a water tank and an electric control cabinet, wherein the exhaust fume collecting hood is connected with the draught fan connected with an exhaust pipeline; the exhaust fume collecting hood is internally provided with a fixed support obliquely; one side, towards the draught fan, of the fixed support is provided with a wet type filtering screen; one side, opposite to the draught fan, of the fixed support and the fixed support are provided with water mist baffles in parallel; a spray nozzle is installed on the upper part of the exhaust fume collecting hood between the water mist baffles and the fixed support; sprinkling nozzles which are installed at intervals are uniformly distributed at one side, toward the draught fan, of the wet type filtering screen; the sprinkling nozzles and the spray nozzle are connected with a water feeding pipe; the water feeding pipe is connected with the water tank via a water pump; a fan blade cleaning pipeline is additionally arranged between the water pump of the water tank and the draught fan, and is provided with an electric control valve, and the electric control cabinet PLC is used for controlling the automatic cleaning. The fan blade cleaning pipeline is additionally arranged for the system so as to prevent greasy dirt from polluting a fan blade, so that the interior of the system can be kept clean.

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