Pump head structure of ultrahigh pressure plunger pump

The utility model provides a pump head structure of an ultrahigh pressure plunger pump, which belongs to the technical field of plunger pumps and comprises a pump head body, a liquid inlet channel and a liquid outlet channel, the liquid inlet channel and the liquid outlet channel are arranged in the pump head body, the left side and the right side of the pump head body are fixedly connected with supporting frames, and the upper side and the lower side of each supporting frame are respectively provided with a strip-shaped opening. Clamping plates are slidably connected to the inner side walls of the two strip-shaped openings, and adjusting assemblies are arranged at the opposite ends of the two clamping plates. According to the pump head structure of the ultrahigh-pressure plunger pump, through cooperation of the supporting frame and the mounting disc, the mounting disc is clamped in the supporting frame, pre-mounting is rapidly and accurately completed, then the two clamping plates are driven by the adjusting