Sample access system

The invention discloses a sample storing and taking system which comprises a storage cabin, and a movable grabbing assembly, a transportation assembly and a storage tank are arranged in the storage cabin. The transportation assembly can receive the transfer tank through the access channel and move the transfer tank to one side of the target storage tank, the movable grabbing assembly can access biological samples to the storage tank and the transfer tank, and the storage rotating disc is arranged in the storage tank in a self-rotating mode and can store the biological samples. The device has the beneficial effects that the transfer tank can be driven by the moving and transferring mechanism to be in butt joint with the transportation assembly in the storage cabin, the transportation assembly receives the transfer tank and moves and conveys the transfer tank to one side of the storage tank, and the transfer tank and the storage tank are subjected to storage and taking of biological samples through the moving a