Patent ID: 8857795

Claim:
A support post structure comprising: a support post anchor driven into the ground or a concrete base; a ground plate mounted on the support post anchor; a support post formed in a cylindrical shape; a universal joint for tiltably supporting a lower end of the support post; a lower support plate placed on an upper end of the support post and having a first bolt through hole; a spring placed on the lower support plate and having a hollow part; an upper support plate placed on the spring and having a second bolt through hole; a bolt having a first rope mooring part on a head part thereof, the bolt being inserted into the first bolt through hole of the lower support plate, the hollow part of the spring, and the second bolt through hole of the upper support plate; a nut threaded into a thread part of the bolt on the upper support plate; and a rope provided in a hanging manner between the first rope mooring part and a predetermined position in the vicinity of the lower end of the support post, wherein the support post is brought in a standing state when the rope is tightened up by the nut to a state of tension.