Depths fetching device

The utility model provides a " 7 " type branch is passed through articulated shaft articulated constitution mutually of depths fetching device is by two bilateral symmetry, the top of two bilateral symmetry's branch symmetry respectively is equipped with the promotion lead screw, the top that promotes the lead screw is connected with the lift knob, the lower part that promotes the lead screw be connected with in proper order promote polished rod and hook carry the thing pole, two the inboard of the branch body of rod is provided with and carries the slide that the thing pole matches sliding connection respectively, two the stem nut is installed in the upper portion of branch body of rod outside symmetry respectively, it has accommodate the lead screw to wear stem nut female connection, this depths fetching device simple structure is equitable, takes out the object from the depths easily, is convenient for popularize use, can not only convenient get of his -and -hers watches case interior arrangement put, inst