Patent ID: 6481643
Filing Date: 2002-11-19
Classification: B05B

Abstract:
A spray head structure of a water sprinkler, said spray head structure comprising:a connector fastened at a bottom end to a top end of a barrel of a top end of a barrel of the water sprinkler, said connector provided in a hollow interior of a top end thereof with a fastening pillar which is comprised of an axial through hole and a plurality of water holes in communication with a water duct of the barrel of the water sprinkler, said water holes being surrounded by a seat slot which is comprised of a plurality of retaining edges, said connector being further provided in the top end thereof with an annular groove; a fixation seat provided in a center with a through hole corresponding in location to said axial through hole of said fastening pillar of said connector, said fixation seat further comprised of a water hole, a plurality of retaining slots located in an underside thereof, and a first retaining slot and a second retaining slot which are located in an upper side thereof whereby said fixation seat is disposed in said seat slot of said connector such that said through hole of said connector is aligned with said axial through hole of said connector, and that said water hole of said fixation seat is in communication with said water holes of said connector, and further that said retaining slots of said fixation seat retain said retaining edges of said connector; a rotary seat comprising, in an underside, a projection and an annular ridge, with said projection being comprised of a threaded hole, said rotary seat further provided with a first water guide hole and a second water guide hole whereby said rotary seat is rotatably fastened to said fixation seat and said connector by a fastening bolt such that said projection of said rotary seat is put through said through hole of said connector, and that said threaded hole of said projection of said rotary seat is engaged with said fastening bolt, and further that said annular ridge of said rotary seat is received in said annular groove of said connector, said rotary seat being further comprised of, in the underside, a receiving slot for receiving a spring and a pin urged by said spring, said rotary seat being turned in relation to said fixation seat such that said pin of said rotary seat is retained in said first retaining slot of said fixation seat, thereby resulting in alignment of said first water guide hole of said rotary seat with said water hole of said fixation seat, said rotary seat being turned in relation to said fixation seat such that said pin of said rotary seat is retained in said second retaining slot of said fixation seat, thereby resulting in alignment of said second water guide hole of said rotary seat with said water hole of said fixation seat; a cap comprising an open bottom end and a closed top end, with said top end being provided with a number of jet nozzles for shooting out fine streams of water, said top end further provided with an opening corresponding in location to a threaded tube of said second water guide hole of said rotary seat, said cap further provided in an interior with a water channel which is in turn provided with two threaded holes corresponding in location to two fastening holes of said rotary seat whereby said cap is fastened to said rotary seat by two fastening bolts which are engaged with said two threaded holes of said cap via said two fastening holes of said rotary seat; and a spout comprising, in a bottom end, a threaded portion, and in a top end, a sponge layer and a filtration layer, whereby said spout is disposed in said cap such that said threaded portion of the bottom end of said cap is engaged with said threaded tube of said second water guide hole of said rotary seat, and that the top end of said spout is fitted into said opening of said cap for discharging water in rough streams at the time when said cap is turned along with said rotary seat such that said pin of said rotary seat is retained in said second retaining slot of said fixation seat, thereby resulting in alignment of said second water guide hole of said rotary seat with said water hole of said fixation seat.