Spraying device for pipe mold demolding agent

The utility model discloses a spraying device for a pipe mold demolding agent. A collecting pool is arranged at the bottom inside a shell; a support frame is fixed on the part, at the upper end of the collecting pool, of the inner wall of the shell; one layer or multiple layers of annular pipelines A are fixed around the inner wall of the cylindrical shell; multiple nozzles A are uniformly fixed on the annular pipelines A; the lower ends of the annular pipelines A are fixed and are communicated with a pipeline A; a pipeline B is arranged in the center of the cylindrical shell; one layer or multiple layers of annular pipelines B are fixed around the pipeline B; multiple nozzles B are uniformly fixed on the annular pipelines B; liquid outlets A and B with valves and a recovery hole are formed in the shell wall at the collecting pool; the liquid outlet A is connected with a liquid circulation pump A and then is fixed with the pipeline A; the liquid outlet B is connected with a liquid circulation pump B and then