Natural gas backwashing desanding device

The utility model provides a natural gas backwashing desanding device, and mainly relates to the technical field of desanding. A natural gas backwashing desanding device comprises a shell, a quick-release blind plate is arranged at the top of the shell, an emptying pipeline and a medium outlet are sequentially arranged on the left side of the outer ring of the shell from top to bottom, a medium inlet is formed in the right side close to the top, a sand discharging opening is formed in the bottom of the shell, and a sand filtering cylinder is fixedly arranged on the inner wall of the shell. And a T-shaped pipe is fixedly arranged in the sand filtering cylinder, the right side of the T-shaped pipe penetrates through the shell and the sand filtering cylinder, and the top of the T-shaped pipe is fixedly connected with a spiral nozzle. The sand filter has the beneficial effects that the working procedures of opening a quick-release blind plate to take out the sand filter cylinder, cleaning sand grains and then fil