No-pressure feed water equipment

摘要

PROBLEM TO BE SOLVED: To provide a non-pressure hot-water supply apparatus which makes it possible to equip a single hot-water heater with a plurality of mixture taps in a manner of installing mixture faucets arbitrarily at a plurality of positions and secure safety. ;SOLUTION: A hot-water storage tank 1 is equipped inside with a heater 5. The hot-water storage tank 1 is equipped with a non-pressure relief type safety valve 8 which contains a non-pressure relief valve 82. A hot-water supply pipe 10 is connected to the hot-water outlet 6 of the hot-water storage tank 1. A plurality of hot-water side connected pipes 76 are connected to the hot-water supply pipe 10. A feedwater pipe 15 is connected to the feedwater port 7 of the hot-water storage tank 1. A plurality of tap-water side connected pipes 77 are connected to the feedwater pipe 15. One of the hot-water side connected pipes 76 and one of the tap-water side connected pipes 77 are connected to each of mixture faucets 95. The feedwater source S is connected to each of the mixture faucets 95. Furthermore, there are provided a feedwater chamber 21, incoming water chamber 29, outgoing water chamber 30, and hot-water supply chamber 46. An outgoing water valve 28 is provided, which opens and closes the communication between the feedwater chamber 21 and the outgoing water chamber 30. A hot outflow valve 47 is provided, which opens and closes a hot outflow port 62 of the hot-water supply chamber 46. The outgoing water valve 28 and the hot outflow valve 47 are connected by a connecting rod 73 and opened and closed simultaneously.;COPYRIGHT: (C)1997,JPO