Patent ID: 7475833

Claim:
A sprinkling head structure of a sprinkler, comprising: a sprinkling head which is a substantially hollow cylindrical body, a first face of the sprinkling head being formed with multiple first outgoing openings which are annularly arranged, a second face of the sprinkling head being formed with multiple second incoming openings respectively corresponding to the first outgoing openings; and a guide section disposed inside the sprinkling head, including multiple passages and at least one channel, the passages communicating with two faces of the guide section, first ends and second ends of the passages respectively corresponding to the first openings and second openings, the channel directly communicating with at least two of the passages, wherein one face of the guide section has an inner space surrounded and defined by the passages and an outer space not surrounded by the passages, the channel being positioned in the inner space or in the outer space, wherein the two passages corresponding to two ends of the channel respectively communicate with the channel via extending walls of the opening of one end.