Suction head special for automatic system

The utility model relates to the technical field of biological consumables, and discloses a special suction head for an automatic system. The utility model relates to a suction head for a pipettor, which solves the problems that the surface of the suction head on the current market is smooth and inconvenient to install, the surface is not provided with scales and inconvenient to read, the liquid sagging phenomenon is serious due to the poor use material, and the liquid pollution is easily caused due to the fact that the inner cavity of the suction head is directly contacted with the pipettor, and comprises a suction head which comprises a guide pipe, a clamping pipe and a liquid suction pipe, the bottom of the guide pipe is fixedly connected with a clamping pipe, and the bottom of the clamping pipe is fixedly connected with a liquid suction pipe. The utility model has the advantages that the suction head and the pipettor can be fastened and connected conveniently, the universality of the suction head is impro