Tail gas collecting system of silicon carbide smelting furnace

The invention discloses a tail gas collecting system of a silicon carbide smelting furnace, which comprises a collecting mechanism, a filtering and purifying system and a gas transmission storage mechanism which are mutually connected, wherein the collecting mechanism is connected with a furnace wall of the smelting furnace of the system, and is then sequentially connected with the filtering and purifying mechanism and the gas transmission storage mechanism; the collecting mechanism and the filtering and purifying mechanism are respectively provided with a safety control mechanism; the collecting mechanism comprises a collecting cover base, a collecting cover and a shutter; the filtering and purifying mechanism comprises a gas separator, an oil storage tank and a water tank which are connected respectively through a pipeline; the gas separator is connected with the gas transmission storage mechanism through a pipeline; the gas transmission storage mechanism comprises a gas storage tank connected with the gas