The utility model discloses a wireless unloading equipment of data is in pit used in test, include: unloading mechanism for receive, store and transmission downhole pressure data, the slip table, itswith the fixed connection of unloading mechanism for it removes in the pit to drive unloading mechanism, wherein, offer the internal thread through hole and the interior supported hole that are parallel to each other on the slip table, the lead screw, it stretches into to being close to the wall of a well in the pit from the well head, support rod, it stretches into to in the pit and be on a parallel with from well head the lead screw, wherein, the lead screw inserts in the internal thread through hole and with internal thread through hole screw -thread fit, support rod inserts the supported hole, the motor, its output shaft the lead screw is close to the one end of well head for thereby drive the rotatory adjustment slip table of lead screw at in the pit height. The utility model discloses a wireless unloading equipment can the very first time repositary depository data of gathering, simultaneously spare downhole pressure count certificate prevents loss of data.