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貯湯タンクと、タンクへ給水する給水管と、タンクからの湯を出湯させる出湯管と、前記出湯管と前記給水管から分岐した水を混合する混合バルブを有する貯湯式温水器において、貯湯式温水器への流入水量を調節する弁体を有し、前記混合バルブは状記憶合金バネとバイアスバネのバネ加重のバランスにより湯量調節弁を動作させるものであって、前記バイアスバネは混合バルブボディにねじ込みにより固定されており、バイアスバネのたわみ荷重を可変させて温度を調節することが可能であり、かつ、水側の通水量は一定で、湯側の通水量のみを制御する構造であることを特長とした貯湯式温水器。
In a hot water storage water heater having a hot water storage tank, a water supply pipe for supplying water to the tank, a hot water discharge pipe for discharging hot water from the tank, and a mixing valve for mixing water branched from the hot water supply pipe and the water supply pipe, A valve body for adjusting the amount of water flowing into the vessel, and the mixing valve operates the hot water amount adjusting valve by a balance of the spring load of the shape memory alloy spring and the bias spring, and the bias spring is attached to the mixing valve body. It is fixed by screwing, the temperature can be adjusted by varying the deflection load of the bias spring, and the water flow rate on the water side is constant, and only the water flow rate on the hot water side is controlled. Hot water storage type water heater featuring
混合バルブの給水側の穴を楕円状にして給水量をコントロールすることを特長とした請求項１に記載の貯湯式温水器。
The hot water storage type hot water heater according to claim 1, wherein a water supply amount is controlled by making a hole on the water supply side of the mixing valve into an elliptical shape.
混合バルブの給水側の穴を円筒状接続口の中心に対し位置を上方または下方に位置して給水量をコントロールすることを特長とした請求項１に記載の貯湯式温水器。
The hot water storage water heater according to claim 1, wherein the water supply amount is controlled by positioning the water supply side hole of the mixing valve above or below the center of the cylindrical connection port.
混合バルブの給湯側の手前に逆止機構を有する弁を搭載したことを特長とした請求項１に記載の貯湯式温水器。
The hot water storage type water heater according to claim 1, wherein a valve having a check mechanism is mounted in front of the hot water supply side of the mixing valve.
混合バルブの給水側に給水量を制限するオリフィス状の圧損板を搭載したことを特長とした請求項１に記載の貯湯式温水器。
The hot water storage type water heater according to claim 1, wherein an orifice-shaped pressure loss plate for limiting the amount of water supply is mounted on the water supply side of the mixing valve.
貯湯タンク内の湯の使用を検出する使用検出手段と、前記使用検出手段が検知した時刻に関する使用検出時刻情報を記録する使用検出時刻情報記憶手段と、前記記憶された使用検出時刻情報に基づいて、前記ヒータ通電時間の制御内容を決定する制御内容決定手段と、該決定されたヒータ通電時間の制御内容に基づいて、貯湯タンク内の温度を制御する温度制御部とを有する請求項１に記載の貯湯式温水器。
Based on the use detection means for detecting the use of hot water in the hot water storage tank, the use detection time information storage means for recording use detection time information related to the time detected by the use detection means, and the stored use detection time information The control content determining means for determining the control content of the heater energization time, and a temperature control unit for controlling the temperature in the hot water storage tank based on the determined control content of the heater energization time. No hot water heater.
JP2004101407A2004-03-302004-03-30
Hot water heater
Expired - LifetimeJP4273522B2
(en)