Storage structure and connecting device

The utility model relates to the technical field of gas spring assemblies, in particular to a storage structure and a connecting device.The storage structure comprises a ball head assembly, the ball head assembly comprises a connecting ball head and an installing elastic piece, the connecting ball head is fixedly connected into the ball head assembly, the installing elastic piece is movably installed on the outer side of the connecting ball head, a storage groove is formed in the connecting ball head, and the installing elastic piece is movably installed in the storage groove. A grease taking protruding block is fixedly installed on the installation elastic piece, through the groove structure on the internal ball head structure, when the ball head works, the protruding block on the elastic piece is matched, the work of supplementing internal lubricating grease can be better carried out, when the ball head rotates continuously, the internal lubricating grease can be directly brought into the internal working e