Accurate quantitative oil gas well of storage formula dose filling pipe system that works in pit

The utility model discloses an accurate quantitative oil gas well of storage formula dose filling pipe system that works in pit, filling pipe system includes ascending pipe and ground pressure device, is equipped with a set ofly in the ascending pipe or multiunit injection unit, every group pours into the work agent memory that the unit includes the variable volume into, the pressure messenger work agent that ground pressure device produced in the ascending pipe on the work agent memory that acts on the variable volume is extruded. The utility model discloses work dose filling pipe system's injection method of an accurate quantitative oil gas well that uses the storage formula is disclosed simultaneously in the pit, the target location under the quantitative injection well of agent of will working. The utility model discloses a filling pipe system, the adoption is the quantitative dose mode of injection work agent memory of will working in advance, can pour into the work agent into by precise and quantitative, ensures the accuracy nature of work agent injection rate, the utility model discloses a dose precise and quantitative that works can be poured into into target location to the injection method, has the accuracy nature of splendid injection rate and the accuracy of injection phase, has ensured that the best pours into the effect into.