Gas well draining device

The utility model relates to the field of a gas well draining technology, in particular to a gas well draining device which comprises a shell, a feeder, a draining material hopper, a gas pump and an automatic controller. The gas pump is used for driving the feeder, and the automatic controller is used for controlling the gas pump; both the draining material hopper and the feeder are positioned in the shell; a feed inlet end and a discharge outlet end are oppositely arranged at two ends of the draining material hopper, draining materials can be stored at the feed inlet end, and the discharge outlet end is used for conveying the draining materials onto the feeder; and an opening which is used for being connected with a wellhead of a gas well is reserved at the bottom of the shell and is positioned below one side, which is far away from the draining material hopper, of the feeder. During operation, the draining materials are added into the feed inlet end of the draining material hopper and are conveyed onto the