On draw formula air conveying storehouse fluidization material feeding unit for pump

The utility model provides an on draw formula air conveying storehouse fluidization material feeding unit for pump, it includes fluidization storehouse down, be connected with combination fluidization board down between fluidization storehouse and the storehouse pump, combination fluidization board includes that gas permeable plate and the position of position under is at last reticular lamina, the last bleeder vent that is provided with of gas permeable plate, the lower part of storehouse pump is connected with the intake pipe through sealed flexible coupling I, the fluidization storehouse is connected with down the intake pipe through sealed flexible coupling I down, go up intake pipe and intake pipe down all with the air supply union coupling, go up the intake pipe and set gradually check valve and pneumatic ball valve I respectively along gaseous flow direction in the intake pipe down, be provided with the pay -off stand pipe in the pump of storehouse, and the lower extreme of pay -off stand pipe is higher than the reticular lamina and is less than the link of going up intake pipe and storehouse pump, the pay -off stand pipe is through sealed flexible coupling II and feed - pipe connection, be provided with pneumatic ball valve II on the conveying pipe. The device can make up flows such as the pressurization of material, fluidization, direction, pay -off mutually, forms the material gas mixture of easily carrying.