Fishing spear for borehole instrument

The utility model discloses a salvaging barrel for the borehole instrument, used for the petroleum industry. The utility model is suitable for salvaging the various instruments which are fallen into the well bore. The utility model is provided with an upper joint and a barrel body. A circlip is arranged on the inner wall of the barrel body, and the lower part of the barrel body is connected with a guide shoe. Compared with the existing salvaging tool, the salvaging barrel for the borehole instrument has simple structure, and decreases the cost of the salvaging tool. The operation is convenient, and the using is reliable. The instruments can be prevented from damaging by using the salvaging barrel for the borehole instrument to salvage the borehole instruments, and the borehole instruments are completely salvaged. The salvaging barrel for the borehole instrument can be repeatedly used, and the production cost is reduced.