JP2003090621A - Water heater for bathtub - Google Patents
Water heater for bathtubInfo
- Publication number
- JP2003090621A JP2003090621A JP2001283444A JP2001283444A JP2003090621A JP 2003090621 A JP2003090621 A JP 2003090621A JP 2001283444 A JP2001283444 A JP 2001283444A JP 2001283444 A JP2001283444 A JP 2001283444A JP 2003090621 A JP2003090621 A JP 2003090621A
- Authority
- JP
- Japan
- Prior art keywords
- hot water
- bathtub
- water supply
- direct pressure
- operation mode
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 128
- 238000007710 freezing Methods 0.000 claims abstract description 20
- 230000008014 freezing Effects 0.000 claims abstract description 12
- 230000002265 prevention Effects 0.000 claims abstract 3
- 230000007423 decrease Effects 0.000 claims description 7
- 230000002528 anti-freeze Effects 0.000 claims description 6
- 238000003287 bathing Methods 0.000 description 4
- 238000003825 pressing Methods 0.000 description 4
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000010079 rubber tapping Methods 0.000 description 3
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
Abstract
Description
【発明の詳細な説明】
【０００１】
【発明の属する技術分野】本発明は、電気温水器から湯
を浴槽内へと供給する給湯装置に関し、特に、給湯配管
の凍結を防止できる機能を備えた浴槽用給湯装置に関す
る。
【０００２】
【従来の技術】従来、浴槽への給湯は、例えば電気温水
器等から湯を浴室内へと導いて、その湯を蛇口から浴槽
内へと供給するタイプのものが殆どであったが、最近で
は、浴槽内の湯の水温および水位を検出し、その各検出
値に基づいて給湯を自動的に行って浴槽内に適温・適量
の湯を溜める、いわゆる自動湯張りシステムが提案され
ている（例えば特開平３−１４８５６２号公報あるいは
特開平５−１１６８８９号公報を参照）。
【０００３】
【発明が解決しようとする課題】ところで、上記した湯
張りシステムの浴槽用給湯装置によれば、浴槽の側壁に
装着した風呂アダプタに給湯配管系を接続して、そのア
ダプタを通じて浴槽内に湯を一方的に直圧により供給す
る方式となっており、冬季の厳寒期に湯張りした状態で
翌朝まで放置しておくと、直圧ホッパーとアダプタとの
間の給湯配管内の湯が冷めて凍結することがある。
【０００４】そこで、凍結を防止するためにアダプタ付
近の給湯配管を厚手の保温材を巻き付けたり、テープ状
の凍結防止ヒーターを巻き付けたりして凍結を防止して
いるが、その取付け工事に手間と費用がかかり、また、
凍結防止ヒーターを巻き付けた場合はヒーターの故障に
よる漏電や火災の恐れがある。
【０００５】本発明はそのような事情に鑑みてなされた
もので、浴槽への給湯配管が凍結するのを防止すること
ができる浴槽用給湯装置を提供することを目的とする。
【０００６】
【課題を解決するための手段】このような目的を達成す
るために、請求項１に記載の発明に係わる浴槽用給湯装
置（以下、「本発明の浴槽用給湯装置」と記す）は、電
気温水器から直圧ホッパーを介して浴槽へ遠隔操作によ
り自動的に湯張りする浴槽用給湯装置において、遠隔操
作装置には凍結防止運転モードが設けられており、凍結
防止の運転モードを選定することにより、外気温が低下
すると一定時間ごとに直圧ホッパーの電磁開閉弁が開
き、水または湯を電気温水器側から直圧により、即ち、
ポンプ等の駆動手段を用いずに浴槽側へ注入するように
したことを特徴とする。
【０００７】
【作用】浴槽への給湯配管や給湯配管の途中に設けられ
た直圧ホッパーは、外気温が低下すると一定時間ごとに
直圧ホッパーの電磁開閉弁を開き水または湯が電気温水
器側から直圧により浴槽側へ注入されることになるの
で、給湯配管や直圧ホッパーに残っている冷めた水は浴
槽側に排出され、給湯配管および直圧ホッパーの配管経
路内の湯が冷めて凍結することがない。
【０００８】
【実施例】以下に本発明の実施例を図面を参照しながら
説明する。図１は本発明の一例を示す概略説明図、図２
は直圧ホッパーの構造を示す断面図、図３は本発明にお
いて使用する遠隔操作装置の一例を示す平面図、図４は
凍結防止の運転モードの切り替え状態を説明する図であ
る。
【０００９】図１において、１は電気温水器、２は直圧
ホッパー、３は浴槽で、電気温水器１から直圧ホッパー
２を介して浴槽３の側壁３１に装着された風呂アダプタ
３２に給湯配管４が接続されている。８は台所または脱
衣室に配置される遠隔操作装置（「メインリモコン」と
略称する）であり、また、９は入浴中に操作できるよう
に浴室内に配置され遠隔操作装置（「浴室リモコン」と
略称する）であって、それぞれ図示しない信号通信線に
より電気温水器１内の制御装置（図示しない）に接続さ
れている。
【００１０】電気温水器１は、ステンレス缶体からなる
貯湯槽１１の下部に下部ヒーター１２が設けられ、上部
に上部ヒーター１３が設けられており、貯湯槽１１の下
方に接続された給水管６から供給された貯湯槽１１内の
水を深夜電力を利用し加熱して貯湯するようになってい
る。
【００１１】また、貯湯槽１１の上方には、貯湯された
湯の出湯管７が接続されており、この出湯管７は途中で
分岐して、浴槽３への給湯配管４の回路系の電動ミキシ
ングバルブ４１とシャワー７１への給湯配管５の回路系
の電動ミキシングバルブ５１にそれぞれ接続されてい
る。
【００１２】直圧ホッパー２は、浴槽３側の水や湯が給
湯器側へ逆流しないようにするもので、図２に示すよう
に水または湯の入口側に電磁開閉弁２１が設けられ出口
側に２個の逆止弁２２、２２が直列に配列して設けられ
ており、入口側に連通する部分に負圧弁２３が設けら
れ、電磁開閉弁２１と逆止弁２２との間の管路内にはフ
ローセンサー２４が内蔵されている。また、上記の直圧
ホッパー２は、入り口側に電動ミキシングバルブ４１が
取付けられ、出口側の逆止弁２２が浴槽への給湯配管４
に接続されている。
【００１３】浴槽３は、側面３１にアダプタ３２が取付
けられるように所定の大きさの取付け孔３３が穿設され
ており、この取付け孔３３にアダプタ３２が取付けられ
ている。
【００１４】メインリモコン８は、図３に示すように、
動作指令・条件設定部８１とモニター表示部８２とを有
している。動作指令・条件設定部８１には、湯張り予約
を行う予約ボタン８１ａと、設定された水量、温度の湯
を浴槽に湯張りを行うふろ自動ボタン８１ｂと、時刻設
定を行う〔時〕ボタン８１ｃ、〔分〕ボタン８１ｄと、
音声を調整する音量ボタン８１ｅ等が設けられており動
作指令や動作条件を設定するようになっている。
【００１５】モニター表示部８２には、時間表示モニタ
ー８２ａと温度表示モニター８２ｂがそれぞれ設けられ
ており、湯張り予約を行う場合は、予約ボタン８１ａと
時刻設定の〔時〕ボタン８１ｂ、〔分〕ボタン８１ｄで
設定すると、時間表示モニター８２ａに予約時刻が表示
され、また、湯温を設定する場合は、〔分〕ボタン８１
ｃを押しながら給湯温度の増加／減少ボタン８１ｆ、８
１ｇを押すと温度表示モニター８２ｂに温度が表示され
るようになっている。
【００１６】また、時刻設定の〔分〕ボタン８１ｄを押
しながら音量ボタン８１ｅを押すと、凍結防止運転モー
ドが時間表示モニター８２ａに表示されるようになって
いる。例えば、図４に示すように時間表示モニター８２
ａには現在時刻が午後８：３０と表示されているが、
〔分〕ボタン８１ｄを押して音量ボタン８１ｅを押す
と、運転モードは１が表示され、繰り返し音量ボタン８
１ｅを押すと運転モードは２→０→１→２→０と表示が
順次変わるようになっている。表示してからしばらくす
ると表示された運転モードに設定され、設定を確認して
からしばらく待機すると現在時刻の時刻表示にかわる。
運転モードの設定は変更しないかぎり設定された運転モ
ードのまま有効に作用する。
【００１７】上記表示された運転モード〔１〕は標準の
凍結防止運転モードで、外気温が低下すると水が浴槽側
に注入され、運転モード〔２〕は寒冷地での凍結運転モ
ードで、外気温が低下すると湯が浴槽側に注入され、運
転モード〔０〕は凍結防止運転をしないモードである。
【００１８】凍結防止運転の動作条件としては、例え
ば、外気温度が５℃以下であることを屋外に設置されて
いる温度センサーで検知していること、運転モード
〔１〕または〔２〕が選定されていること、自動湯張り
中は、凍結防止運転は停止すること等が挙げられる。
【００１９】また、凍結防止運転における、水または湯
の１回の注入量の設定、注入インターバル時間の設定、
注入湯温の設定等のモニターモードの設定を行うことが
できるようになっている。
【００２０】次に、本発明実施例の凍結運転方法を説明
する。通常、浴槽用給湯装置は、入浴する前に給湯温度
と入浴時間（湯張り予約）が設定されており、給湯温度
は給湯温度の増加ボタン８１ｆまたは減少ボタン８１ｃ
を押して給湯温度３４℃を入力設定し、モニター表示部
８２の温度表示モニター８２ｂに表示する。湯張り予約
を行う場合は、予約ボタン８１ａを押して、時刻設定の
〔時〕ボタン８１ｃと〔分〕ボタン８１ｄで設定する
と、時間表示モニター８２ａに予約時刻を表示して、確
認してから確定する。
【００２１】秋口から冬季に入るときに凍結防止運転の
設定に切り替える。この場合は、メインリモコン８の
〔分〕ボタン８１ｄを押しながら音量ボタン８１ｅを押
して、時間表示モニター８２ａに運転モード〔１〕また
は〔２〕を表示させ、いずれかの運転モードを選定して
確定する。
【００２２】入浴する前に、深夜電力により貯湯槽１１
内の水を下部ヒーター１２で沸上げておく。ふろ自動ボ
タン８１ｂを押すと貯湯槽１１内の湯が出湯管７に供給
され、給水管６から供給される低温の水道水と電動ミキ
シングバルブ４１により混合され設定された湯温にして
から、直圧ホッパー２を介して浴槽３に供給して自動的
に湯張りを行う。
【００２３】入浴が終わって、浴槽３内の残り湯はその
まま残しておくか、または排出して浴槽内を空にしてお
くことになるが、給湯配管４や直圧ホッパー２の管路内
には湯が残っている。この配管経路内の残り湯は冷めて
水となるが、厳寒期に外気温が５℃以下となると直圧ホ
ッパー２内の電磁開閉弁２１が開いて、貯湯槽１１側の
湯が一定時間浴槽側に注入し、配管経路内の残り湯は浴
槽側に排出される。従って、配管経路内の残り湯が貯湯
槽１１からの新たな湯と入れ代わることになり、凍結す
ることがない。
【００２４】以上、本発明の実施の形態を図面により詳
述してきたが、具体的な形態はこの実施の形態に限られ
ものではなく、本発明の要旨を逸脱しない範囲における
設計の変更等があっても本発明に含まれる。
【００２５】例えば、凍結防止運転モードは浴室リモコ
ン９にも設けて操作可能としてもよい。また、凍結防止
運転モードの切り替えは、時刻設定の〔分〕ボタン８１
ｄと音量ボタン８１ｅで兼用して行うようにしたが、専
用ボタンを設けてもよい。
【００２６】
【発明の効果】以上説明したように、本発明の浴槽用給
湯装置によれば、電気温水器から直圧ホッパーを介して
浴槽へ遠隔操作により自動的に湯張りする浴槽用給湯装
置において、遠隔操作装置には凍結防止運転モードが設
けられており、凍結防止の運転モードを選定することに
より、外気温が低下すると一定時間ごとに直圧ホッパー
の電磁開閉弁が開き、水または湯を電気温水器側から直
圧により浴槽側へ注入するようにしたので、給湯配管や
直圧ホッパーに残っている冷めた水は凍結する前に浴槽
側に排出され、給湯配管および直圧ホッパーの配管経路
内の湯が冷めて凍結することがなく、給湯配管や直圧ホ
ッパーの凍結破壊を防止できる。Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hot water supply apparatus for supplying hot water from an electric water heater into a bathtub, and more particularly to a hot water supply apparatus having a function of preventing freezing of a hot water supply pipe. The present invention relates to a hot water supply device for a bathtub. 2. Description of the Related Art Conventionally, hot water has been mostly supplied to a bathtub by, for example, guiding hot water from an electric water heater or the like into a bathroom and supplying the hot water from a faucet into the bathtub. However, recently, a so-called automatic hot water filling system has been proposed, which detects a water temperature and a water level of hot water in a bathtub, automatically performs hot water supply based on the detected values, and stores an appropriate amount of hot water in the bathtub. (See, for example, JP-A-3-148562 or JP-A-5-116889). [0003] According to the hot water supply device for a bath tub of the hot water filling system described above, a hot water supply pipe system is connected to a bath adapter mounted on a side wall of the bath tub, and the inside of the bath tub is connected through the adapter. The hot water is supplied unilaterally by direct pressure, and if it is left standing until the next morning in a state of hot water in the cold winter season, the hot water in the hot water supply pipe between the direct pressure hopper and the adapter will be May cool and freeze. Therefore, in order to prevent freezing, a hot insulating material is wound around a hot water supply pipe near the adapter, or a tape-shaped anti-freezing heater is wound around the hot water supply pipe to prevent freezing. Costly and
When the anti-freezing heater is wound, there is a risk of electric leakage or fire due to the failure of the heater. The present invention has been made in view of such circumstances, and an object of the present invention is to provide a hot water supply apparatus for a bathtub that can prevent freezing of a hot water supply pipe to a bathtub. In order to achieve the above object, a hot water supply apparatus for a bathtub according to the first aspect of the present invention (hereinafter referred to as "bath water supply apparatus of the present invention"). Is a bathtub hot water supply device that automatically fills a bathtub with a remote control from an electric water heater via a direct pressure hopper, and the remote control device is provided with an antifreeze operation mode. By selecting, when the outside air temperature decreases, the solenoid on-off valve of the direct pressure hopper opens at regular intervals, and water or hot water is supplied from the electric water heater side by direct pressure, that is,
It is characterized in that the liquid is injected into the bathtub without using a driving means such as a pump. [0007] The hot water supply pipe to the bathtub and the direct pressure hopper provided in the middle of the hot water supply pipe open the electromagnetic open / close valve of the direct pressure hopper at regular intervals when the outside air temperature decreases, and the water or hot water is supplied to the electric water heater. Because the water is injected into the bathtub by the direct pressure from the side, the cooled water remaining in the hot water supply pipe and direct pressure hopper is discharged to the bathtub side, and the hot water in the hot water supply pipe and the piping path of the direct pressure hopper is cooled. Never freezes. An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a schematic explanatory view showing an example of the present invention, and FIG.
FIG. 3 is a cross-sectional view showing the structure of the direct pressure hopper, FIG. 3 is a plan view showing an example of a remote control device used in the present invention, and FIG. In FIG. 1, reference numeral 1 denotes an electric water heater, 2 denotes a direct pressure hopper, and 3 denotes a bathtub. Hot water is supplied from the electric water heater 1 to a bath adapter 32 mounted on a side wall 31 of the bathtub 3 via the direct pressure hopper 2. The pipe 4 is connected. Reference numeral 8 denotes a remote control device (abbreviated as “main remote control”) disposed in a kitchen or a dressing room, and reference numeral 9 denotes a remote control device (“bathroom remote control”) disposed in a bathroom so as to be operated during bathing. ) And are connected to a control device (not shown) in the electric water heater 1 by signal communication lines (not shown). The electric water heater 1 has a lower heater 12 provided below a hot water tank 11 made of a stainless steel can body, an upper heater 13 provided above, and a water supply pipe 6 connected below the hot water tank 11. The hot water stored in the hot water storage tank 11 is heated using midnight power and stored. A tapping pipe 7 for the stored hot water is connected above the hot water storage tank 11. The tapping pipe 7 branches on the way, and electrically mixes the circuit system of the hot water supply pipe 4 to the bathtub 3. The valve 41 and the hot water supply pipe 5 to the shower 71 are connected to an electric mixing valve 51 of a circuit system. The direct pressure hopper 2 prevents water or hot water in the bathtub 3 from flowing back to the water heater side. As shown in FIG. 2, an electromagnetic opening / closing valve 21 is provided on the inlet side of the water or hot water and the outlet is provided. Check valves 22, 22 are provided in series on the side, a negative pressure valve 23 is provided at a portion communicating with the inlet side, and a pipe between the electromagnetic on-off valve 21 and the check valve 22 is provided. A flow sensor 24 is built in the road. The direct pressure hopper 2 is provided with an electric mixing valve 41 on the inlet side and a check valve 22 on the outlet side for connecting the hot water supply pipe 4 to the bathtub.
It is connected to the. The bathtub 3 has a mounting hole 33 of a predetermined size so that the adapter 32 can be mounted on the side surface 31. The adapter 32 is mounted in the mounting hole 33. The main remote controller 8 is, as shown in FIG.
It has an operation command / condition setting unit 81 and a monitor display unit 82. The operation command / condition setting section 81 includes a reservation button 81a for performing bath filling reservation, an automatic bath button 81b for filling the bath with the set amount of water and temperature, and an hour button 81c for setting time. , [Minute] button 81d,
A volume button 81e and the like for adjusting sound are provided, and an operation command and an operation condition are set. The monitor display section 82 is provided with a time display monitor 82a and a temperature display monitor 82b. When a bath filling reservation is made, a reservation button 81a, an hour button 81b for setting time and a minute button 81b are set. When the setting is made with the button 81d, the reserved time is displayed on the time display monitor 82a, and when setting the hot water temperature, the [minute] button 81
While pressing c, hot water supply temperature increase / decrease buttons 81f, 8
When 1 g is pressed, the temperature is displayed on the temperature display monitor 82b. When the volume button 81e is pressed while pressing the [minute] button 81d for setting the time, the antifreeze operation mode is displayed on the time display monitor 82a. For example, as shown in FIG.
a shows that the current time is 8:30 pm,
When the minute button 81d is pressed and the volume button 81e is pressed, the operation mode 1 is displayed, and the volume button 8
When 1e is pressed, the display of the operation mode sequentially changes from 2 → 0 → 1 → 2 → 0. After a while, the displayed operation mode is set, and after waiting for a while after confirming the setting, the time display of the current time is replaced.
Unless the setting of the operation mode is changed, it operates effectively in the set operation mode. The displayed operation mode [1] is a standard anti-freezing operation mode. When the outside air temperature decreases, water is injected into the bathtub side, and the operation mode [2] is a freezing operation mode in a cold region, When the temperature drops, hot water is injected into the bathtub side, and the operation mode [0] is a mode in which the antifreeze operation is not performed. As the operating conditions for the antifreeze operation, for example, the fact that the outside air temperature is 5 ° C. or less is detected by a temperature sensor installed outdoors and the operation mode [1] or [2] is selected. That the antifreezing operation is stopped during automatic filling. Further, in the anti-freezing operation, setting of a single injection amount of water or hot water, setting of an injection interval time,
The monitor mode can be set such as the setting of the temperature of the injection water. Next, a freezing operation method according to an embodiment of the present invention will be described. Normally, in a bathtub hot water supply apparatus, a hot water temperature and a bathing time (reservation of hot water) are set before bathing, and the hot water temperature is set to an increase button 81f or a decrease button 81c of the hot water temperature.
Is pressed to input and set the hot water supply temperature of 34 ° C., and is displayed on the temperature display monitor 82 b of the monitor display section 82. To make a hot water reservation, press the reservation button 81a and set the time using the [hour] button 81c and the [minute] button 81d. The reservation time is displayed on the time display monitor 82a and confirmed and confirmed. . When the winter season starts from the autumn season, the setting is switched to the anti-freezing operation setting. In this case, by pressing the volume button 81e while pressing the [minute] button 81d of the main remote controller 8, the operation mode [1] or [2] is displayed on the time display monitor 82a, and one of the operation modes is selected and confirmed. I do. Before taking a bath, the hot water storage tank 11
The water inside is boiled by the lower heater 12. When the bath automatic button 81b is pressed, the hot water in the hot water storage tank 11 is supplied to the tapping pipe 7 and mixed with the low-temperature tap water supplied from the water supply pipe 6 by the electric mixing valve 41 to reach the set hot water temperature. The water is supplied to the bathtub 3 via the pressure hopper 2 and is automatically filled with water. After the bathing is completed, the remaining hot water in the bathtub 3 is left as it is, or is discharged and the bathtub is emptied, but the hot water supply pipe 4 and the pipe of the direct pressure hopper 2 Hot water remains. The remaining hot water in this piping path cools down to water, but when the outside air temperature drops to 5 ° C. or less during the severe cold season, the electromagnetic on-off valve 21 in the direct pressure hopper 2 opens, and the hot water on the hot water storage tank 11 side becomes a bath for a certain time. And the remaining hot water in the piping route is discharged to the bathtub side. Therefore, the remaining hot water in the piping route is replaced with fresh hot water from the hot water storage tank 11 and does not freeze. The embodiment of the present invention has been described in detail with reference to the drawings. However, the specific embodiment is not limited to this embodiment, and a design change or the like may be made without departing from the gist of the present invention. Even if present, it is included in the present invention. For example, the anti-freezing operation mode may be provided in the bathroom remote controller 9 so as to be operable. Switching of the antifreeze operation mode is performed by setting the [minute] button 81 of the time setting.
Although d and the volume button 81e are shared, a dedicated button may be provided. As described above, according to the bathtub hot water supply apparatus of the present invention, a bathtub hot water supply apparatus that automatically fills a bathtub with a remote control from an electric water heater via a direct pressure hopper is provided. In the remote control device, an anti-freezing operation mode is provided, and by selecting the anti-freezing operation mode, when the outside air temperature decreases, the electromagnetic on-off valve of the direct pressure hopper opens at regular intervals and the water or hot water Water from the electric water heater side to the bathtub side by direct pressure, the cooled water remaining in the hot water supply pipe and direct pressure hopper is discharged to the bathtub side before freezing, and the hot water supply pipe and direct pressure hopper The hot water in the piping route does not cool down and freeze, and freezing and destruction of the hot water supply piping and the direct pressure hopper can be prevented.
【図面の簡単な説明】
【図１】本発明に係わる浴槽用給湯装置の一例を示す概
略説明図である。
【図２】本発明で使用する直圧ホッパーの構造を示す断
面図である。
【図３】本発明で使用する遠隔操作装置（リモコン）の
一例を示す平面図である。
【図４】上記リモコンにより凍結防止の運転モードを切
り替えるときに表示モニターの表示された状態を説明す
る図である。
【符号の説明】
１ 給湯器（電気温水器）
１１ 貯湯槽
２ 直圧ホッパー
２１ 電磁開閉弁
２２ 逆止弁
３ 浴槽
３１ 側壁
３２ 風呂アダプタ
４ 給湯配管
６ 給水配管
８、９ 遠隔操作装置BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a schematic explanatory view showing an example of a bathtub hot water supply apparatus according to the present invention. FIG. 2 is a sectional view showing a structure of a direct pressure hopper used in the present invention. FIG. 3 is a plan view showing an example of a remote control device (remote control) used in the present invention. FIG. 4 is a diagram illustrating a state in which a display monitor is displayed when the operation mode for preventing freezing is switched by the remote controller. [Description of Signs] 1 Hot water heater (electric water heater) 11 Hot water storage tank 2 Direct pressure hopper 21 Electromagnetic open / close valve 22 Check valve 3 Bath tub 31 Side wall 32 Bath adapter 4 Hot water supply pipe 6 Water supply pipe 8, 9 Remote control device
Claims (1)
槽へ遠隔操作により自動的に湯張りする浴槽用給湯装置
において、遠隔操作装置には凍結防止運転モードが設け
られており、凍結防止の運転モードを選定することによ
り、外気温が低下すると一定時間ごとに直圧ホッパーの
電磁開閉弁が開き、水または湯を電気温水器側から直圧
により浴槽側へ注入するようにしたことを特徴とする浴
槽用給湯装置。Claims: 1. A bath tub hot water supply device that automatically fills a bath tub from an electric water heater via a direct pressure hopper by remote control, wherein the remote control device is provided with an antifreeze operation mode. When the outside air temperature decreases, the solenoid on-off valve of the direct pressure hopper opens at regular intervals, and water or hot water is injected from the electric water heater side into the bathtub side by direct pressure by selecting the freezing prevention operation mode. A hot water supply device for a bathtub, characterized in that:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001283444A JP4176335B2 (en) | 2001-09-18 | 2001-09-18 | Hot water supply device for bathtub |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001283444A JP4176335B2 (en) | 2001-09-18 | 2001-09-18 | Hot water supply device for bathtub |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2003090621A true JP2003090621A (en) | 2003-03-28 |
| JP4176335B2 JP4176335B2 (en) | 2008-11-05 |
Family
ID=19106927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001283444A Expired - Fee Related JP4176335B2 (en) | 2001-09-18 | 2001-09-18 | Hot water supply device for bathtub |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4176335B2 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011017450A (en) * | 2009-07-07 | 2011-01-27 | Corona Corp | Storage type hot water supply apparatus |
| JP2013155987A (en) * | 2012-01-31 | 2013-08-15 | Toshiba Carrier Corp | Hot water supply device |
| JP2015158323A (en) * | 2014-02-25 | 2015-09-03 | 株式会社ノーリツ | Cogeneration system |
| JP2016014491A (en) * | 2014-07-01 | 2016-01-28 | パナソニックＩｐマネジメント株式会社 | Water heater |
-
2001
- 2001-09-18 JP JP2001283444A patent/JP4176335B2/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011017450A (en) * | 2009-07-07 | 2011-01-27 | Corona Corp | Storage type hot water supply apparatus |
| JP2013155987A (en) * | 2012-01-31 | 2013-08-15 | Toshiba Carrier Corp | Hot water supply device |
| JP2015158323A (en) * | 2014-02-25 | 2015-09-03 | 株式会社ノーリツ | Cogeneration system |
| JP2016014491A (en) * | 2014-07-01 | 2016-01-28 | パナソニックＩｐマネジメント株式会社 | Water heater |
Also Published As
| Publication number | Publication date |
|---|---|
| JP4176335B2 (en) | 2008-11-05 |
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