The utility model relates to a drilling fluid high temperature high pressure water meter accessory technical field is a drilling fluid high temperature high pressure water meter scald preventing device, including the outer bucket of the heating that is concave type, the drilling fluid cup, go up the connecting cylinder, lower connecting cylinder and base, the top of drilling fluid cup is equipped with the bowl cover, fixed mounting has rings on the drilling fluid cup of bowl cover both sides, be in the same place with the top fixed mounting of last connecting cylinder in the bottom of the outer bucket of heating, all the interval is equipped with the aperture on the outer wall of last connecting cylinder and lower connecting cylinder, last connecting cylinder passes through detachable locating pin fixed mounting with lower connecting cylinder and is in the same place, the bottom of connecting cylinder and the top fixed mounting of base are in the same place down. The utility model has the advantages of reasonable and compact structure, it is avoided the staff to be heated outer bucket and scalds through adjusting the height of going up connecting cylinder and lower connecting cylinder, catch on rings and make things convenient for the drilling fluid cup to take out through lifting the device, avoid scalding, through wrap up non -slip rubber on lifting the handle, prevent to lift the handle slippage, further avoid the laboratory technician to be scalded.