Large oil cylinder structure capable of acting quickly

The invention relates to a large oil cylinder structure capable of acting rapidly, and belongs to the technical field of hydraulic oil cylinders, the large oil cylinder structure comprises a rapid cylinder assembly and an energy accumulator assembly, the rapid cylinder assembly comprises a hollow cylinder barrel, a sealing cylinder block and an output cylinder block, and the sealing cylinder block and the output cylinder block are both coaxially arranged in the cylinder barrel in a sealed mode; one end of the output cylinder block is coaxially connected with the sealing cylinder block, the other end of the output cylinder block extends out of one end outside the cylinder barrel, a first sealing space is formed between the sealing cylinder block and the cylinder barrel, a second sealing space is formed between the output cylinder block and the cylinder barrel, and the first sealing space and the second sealing space are connected with the energy accumulator assembly. According to the scheme, the energy accumul