Annotate vapour well micro flow measuring device in pit

The utility model discloses an annotate vapour well micro flow measuring device in pit, including micro flow measurement assembly, still include the shell, micro flow measure the assembly set up in the tail end of shell, it has the magnetic locator who is used for measuring the well depth degree to go back closed setting in the shell, and be used for collecting the underground survey circuit board of data in the pit, a pressure sensor for collecting each position pressure value in the pit, with with micro flow measures assembly, magnetic locator, underground survey circuit board and pressure sensor electric connection's communication interface respectively, communication interface gives the host computer with each underground survey data transfer, still include and do micro flow measures the high -temperature battery subassembly that assembly, magnetic locator, underground survey circuit board, pressure sensor and communication interface provided the electric energy, in the shell still closed setting have and