Derrick formula coiled tubing centering structure

The utility model relates to a petroleum equipment specifically is the first well head centering structure of injection of a derrick formula coiled tubing equipment, including pouring into first system into and pouring into first moving system into, wherein pour into first system into and be connected with the first moving system of injection, still include hydraulic winch, derrick lift cylinder, derrick and overhead traveling crane, it including pouring into head guide frame into, pouring into first support frame into, pouring into first mount into, wherein pours into the head into and fixes on pouring into first mount into wherein to pour into first system into, wherein pour into first moving system into including pouring into first operating system into, pouring into first upset system into and pour into first mobile system into, wherein the overhead traveling crane is connected with the first operating system of injection for pour into the head into and do the back and forth movement in vertical direction, wherein pour into first system into and pour into first upset system into and be connected and do the upset motion, wherein pour into first system into and pour into first mobile system into and be connected and do the plane and remove the motion, the utility model discloses can realize pouring into into the accurate centering of head and well head to simple structure does not have the change to the first structure of current injection.