JPH03221758A - Hot water supply device - Google Patents
Hot water supply deviceInfo
- Publication number
- JPH03221758A JPH03221758A JP2017360A JP1736090A JPH03221758A JP H03221758 A JPH03221758 A JP H03221758A JP 2017360 A JP2017360 A JP 2017360A JP 1736090 A JP1736090 A JP 1736090A JP H03221758 A JPH03221758 A JP H03221758A
- Authority
- JP
- Japan
- Prior art keywords
- hot water
- heat exchanger
- reheating
- water supply
- sterilization device
- 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 169
- 238000003303 reheating Methods 0.000 claims abstract description 37
- 230000001954 sterilising effect Effects 0.000 claims abstract description 31
- 238000001914 filtration Methods 0.000 claims abstract description 28
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 28
- 238000001514 detection method Methods 0.000 claims description 5
- 238000011001 backwashing Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
Landscapes
- Apparatus For Disinfection Or Sterilisation (AREA)
- Control For Baths (AREA)
- Details Of Fluid Heaters (AREA)
- Domestic Hot-Water Supply Systems And Details Of Heating Systems (AREA)
Abstract
Description
【発明の詳細な説明】
（産業上の利用分野）
本発明は浴槽等に給湯および迫焚を行う一方、温水の濾
過および殺菌を行う機能を備えた給湯装置に関するもの
である。DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to a hot water supply device having functions of supplying and heating hot water to bathtubs and the like, as well as filtering and sterilizing hot water.
（従来の技術）
最近、浴槽には、従前の風呂釜に代わって給湯および迫
焚を行う機能を備えた給湯装置が盛んに用いられるよう
になってきている。(Prior Art) Recently, hot water supply devices having the function of supplying and heating hot water have been increasingly used in bathtubs in place of conventional bath pots.
（発明が解決しようとする課題）
ところで、浴槽に注湯された温水は汚濁しやすく、その
ために温水を新しい温水に入れ代えることが頻繁に行わ
れ、不経済感は免れ得ながった。(Problems to be Solved by the Invention) By the way, the hot water poured into the bathtub tends to become contaminated, and for this reason, the hot water is frequently replaced with new hot water, resulting in an uneconomical feeling.
さらに、前記浴槽に温水を注湯するために、給湯装置に
おける給湯用熱交換器が用いられる場合、温水の注湯量
は、前記給湯用熱交換器の熱交換の能力によって決まっ
てしまい、その能力以上に注湯量を増やそうとすると、
熱交換効率の低下、すなわち、湯温の低下を招来するこ
とになる。そのために、注湯は前記給湯用熱交換器の熱
交換の能力の範囲内で行うこととなり、前記能力の低い
機種では注湯完了までに相当の時間を要した。Furthermore, when a hot water heat exchanger in a hot water supply device is used to pour hot water into the bathtub, the amount of hot water poured is determined by the heat exchange capacity of the hot water heat exchanger. If you try to increase the amount of poured water,
This results in a decrease in heat exchange efficiency, that is, a decrease in hot water temperature. Therefore, pouring of hot water must be performed within the heat exchange capacity of the hot water supply heat exchanger, and in models with low capacity, it takes a considerable amount of time to complete pouring of hot water.
本発明はかかる課題に鑑みてなされたものである。The present invention has been made in view of this problem.
（課題を解決するための手段）
前記課題を解決するために、本発明は、給湯用熱交換器
、追焚用熱交換器および温水の強制循環手段を備えると
共に、前記強制循環手段と追焚用熱交換器との間に、温
水の濾過装置および殺菌装置を設けたものである９
また、本発明において、給湯用熱交換器と追焚用熱交換
器とを、前記給湯用熱交換器からの温水を一時的に貯留
すると共に前記追焚用熱交換器への温水供給量を調節す
るためのホッパを介して管路により連絡接続し、このホ
ッパと前記強制循環手段との間に流量センサを設け、前
記追焚用熱交換器の温水入口側と出口側との間に、バイ
パス管路を配設すると共に前記追焚用熱交換器からの温
水の流量制御を行う温水制御弁を前記バイパス管路に配
設し、前記温水制御弁は前記流量センサの検知信号に基
づき、温水の流量制御を行うようにしたものである。(Means for Solving the Problems) In order to solve the above problems, the present invention includes a hot water supply heat exchanger, a reheating heat exchanger, and a forced circulation means for hot water, and also includes a hot water supply heat exchanger, a reheating heat exchanger, and a forced circulation means for hot water. A hot water filtration device and a sterilization device are provided between the hot water heat exchanger and the hot water heat exchanger. A hopper is used to temporarily store hot water from the reheating heat exchanger and to adjust the amount of hot water supplied to the heat exchanger. A sensor is provided, a bypass pipe is provided between the hot water inlet side and the outlet side of the reheating heat exchanger, and a hot water control valve is provided to control the flow rate of hot water from the reheating heat exchanger. The hot water control valve is disposed in the bypass pipe and controls the flow rate of hot water based on a detection signal from the flow rate sensor.
また、本発明において、濾過装置および殺菌装置は互い
に直列に配置してなり、この濾過装置および殺菌装置の
温水流入側、流出側に流路切換弁を設け、二〇流路切換
弁を切り換えることにより前記濾過装置および殺菌装置
の逆洗を行うようにしたものである。Further, in the present invention, the filtration device and the sterilization device are arranged in series with each other, and flow path switching valves are provided on the hot water inflow and outflow sides of the filtration device and the sterilization device, and 20. The filtration device and the sterilization device are backwashed by this method.
（作用）
先ず、給湯用熱交換器の熱交換作用によって加温された
温水は一時的にホッパに貯留される。そして、温水は強
制循環手段によって前記ホッパから強制循環手段、バイ
パス管路を介して浴槽に注湯される。ここで、この給湯
装置に給水される量を上回るように注湯がなされる場合
、すなわち、ホッパからの強制循環手段による温水の供
給量が給湯装置に給水される量を上回る場合、前記ホッ
パと強制循環手段との間に設けられた流量センサによっ
て温水の流量が検知され、この検知信号に基づいて温水
制御弁の開度制御がなされ、温水の一部は追焚用熱交換
器へ供給され、追焚用熱交換器において熱交換がなされ
て浴槽へと注湯される。(Function) First, hot water heated by the heat exchange action of the hot water supply heat exchanger is temporarily stored in the hopper. Then, the hot water is poured into the bathtub from the hopper by the forced circulation means and through the bypass pipe. Here, if hot water is poured in an amount exceeding the amount of water supplied to this water heater, that is, if the amount of hot water supplied by the forced circulation means from the hopper exceeds the amount of water supplied to the water heater, the hopper and The flow rate of hot water is detected by a flow rate sensor installed between the forced circulation means, the opening of the hot water control valve is controlled based on this detection signal, and a portion of the hot water is supplied to the reheating heat exchanger. Heat is exchanged in the reheating heat exchanger and the hot water is poured into the bathtub.
このように、注湯量が前記給湯用熱交換器の熱交換の能
力を越えても、追焚用熱交換器を作動させることにより
、湯温の低下が防止され、所定の湯温の温水が短時間で
注湯されることになる。In this way, even if the amount of hot water poured exceeds the heat exchange capacity of the hot water supply heat exchanger, by operating the reheating heat exchanger, a drop in hot water temperature is prevented and hot water at a predetermined hot water temperature is maintained. The water will be poured in a short time.
次に、注湯完了後、流路が切り換えられ、迫焚運転が開
始される。強制循環手段の作用下に、浴槽から還流され
た温水の一部は、強制循環手段を介して濾過装置および
殺菌装置に供給される一方、追焚用熱交換器に供給され
熱交換が行われる。このように追焚運転の際、温水は濾
過装置によって温水中の汚れが除去されると共に、殺菌
装置によって殺菌され、温水のンり濁が抑制される。な
お、前記濾過装置および殺菌装置は、適Ｉｌｌ′？、流
路を切り換えて逆洗することにより、能力を維持させる
ことができる。Next, after pouring is completed, the flow path is switched and forced firing operation is started. Under the action of the forced circulation means, a portion of the hot water returned from the bathtub is supplied to the filtration device and the sterilization device via the forced circulation means, while being supplied to the reheating heat exchanger to perform heat exchange. . In this way, during the reheating operation, dirt in the hot water is removed by the filtration device, and sterilized by the sterilization device, so that cloudiness of the hot water is suppressed. In addition, the filtration device and the sterilization device are suitable for Ill'? The capacity can be maintained by switching the flow path and backwashing.
（実施例）
次に、本発明にかかる給湯装置について、１実施例を挙
げ、添付の図面を参照しながら以下説明する。(Example) Next, a water heater according to the present invention will be described below by giving one example and referring to the attached drawings.
第１図において、参照符号ｌは給湯装置を示し、この給
湯装置１は給湯用熱交換器２、追焚用熱交換器３および
温水の強制循環手段たる循環ポンプ４が設けられると共
に、前記循環ポンプ４と追焚用熱交換器３との間に、温
水の濾過装置５および殺菌装置６を設けられたものであ
る。In FIG. 1, reference numeral 1 indicates a hot water supply system, and this water supply system 1 is provided with a heat exchanger 2 for hot water supply, a heat exchanger 3 for reheating, and a circulation pump 4 serving as forced circulation means for hot water. A hot water filtering device 5 and a sterilizing device 6 are provided between the pump 4 and the reheating heat exchanger 3.
前記給湯用熱交換器２と追焚用熱交換器３との間には、
前記給湯用熱交換器２からの温水を一時的に貯留すると
共に前記追焚用熱交換器３への温水供給量を調節するた
めのホッパ７が介在される。Between the hot water supply heat exchanger 2 and the reheating heat exchanger 3,
A hopper 7 is interposed to temporarily store hot water from the hot water supply heat exchanger 2 and to adjust the amount of hot water supplied to the reheating heat exchanger 3.
このホッパ７と前記循環ポンプ４との間には流量センサ
８が設けられる。また、前記追焚用熱交換器３の温本人
口側から出口側に至るバイパス管路９．１０が設けられ
ると共に、このバイパス管路９には前記流量センサ８の
検知信号に基づき、前記追突用熱交換器３からの温水の
流量制御を行う温水制御弁１１が設けられ、さらに、バ
イパス管路１０には流路開閉弁１２が設けられる。A flow rate sensor 8 is provided between the hopper 7 and the circulation pump 4. Further, a bypass pipe line 9.10 is provided from the warm main port side to the outlet side of the reheating heat exchanger 3, and this bypass pipe line 9 is connected to the reheating heat exchanger 3 based on the detection signal of the flow rate sensor 8. A hot water control valve 11 that controls the flow rate of hot water from the heat exchanger 3 is provided, and the bypass pipe 10 is further provided with a flow path opening/closing valve 12.
また、前記濾過装置５および殺菌袋Ｗ１６は互いに直列
に配置され、この濾過装置５および殺菌袋ｆｆ１ｌｔ６
の温水流入側、流出側には流路切換弁１３．１４が設け
られ、この流路切換弁１３．１４を切り換えることによ
り前記濾過装置５および殺菌装置６の逆洗が行われるよ
うにしたもので、排水口１５は前記濾過装置５および殺
菌袋Ｗｉ６の逆洗水を排出するためのものである。なお
、前記殺菌装置２６は、既知の構成のものでよい。Further, the filtration device 5 and the sterilization bag W16 are arranged in series with each other, and the filtration device 5 and the sterilization bag W16 are arranged in series.
Flow path switching valves 13.14 are provided on the hot water inflow and outflow sides, and by switching the flow path switching valves 13.14, backwashing of the filtration device 5 and sterilization device 6 is performed. The drain port 15 is for discharging backwash water from the filtration device 5 and the sterilization bag Wi6. Note that the sterilizer 26 may have a known configuration.
前記給湯用熱交換器２とホッパ７１’！ｒｊには給水口
１６からの水と給湯用熱交換器２からの温水を導入して
混合する温水混合手段１７が設けられ、前記ホッパ７お
よび台所等、外部へ給湯するための給湯口１８へ温水を
供給するようになっている。The hot water supply heat exchanger 2 and the hopper 71'! rj is provided with hot water mixing means 17 that introduces and mixes water from the water supply port 16 and hot water from the heat exchanger 2 for hot water supply, and flows to the hot water supply port 18 for supplying hot water to the outside, such as the hopper 7 and the kitchen. It is designed to provide hot water.
次に、かかる給湯装置１の浴槽Ｂとの温水循環供給経路
について説明する。Next, a hot water circulation supply route between the hot water supply device 1 and the bathtub B will be explained.
前記追突用熱交換器３と浴槽Ｂとは、温水供給通路であ
る往き管１９を介して接続され、往き管１９は浴槽Ｂに
設けられた追焚用Ｎ環金具２０に連絡接続される。また
、この追焚用循環金具２０には、気泡浴を行うためのエ
アを温水に混入させるエア電磁弁２１が設けられている
。さらに、前記浴槽Ｂの底部には、浴槽水取入口２２が
設けられ、浴槽水取入口２２から温水を給湯装置１の循
環ポンプ４に還流するための戻り管２３が設けられる。The heat exchanger 3 for reheating and the bathtub B are connected via an outgoing pipe 19 which is a hot water supply passage, and the outgoing pipe 19 is connected to an N ring fitting 20 for additional heating provided in the bathtub B. Further, this reheating circulation fitting 20 is provided with an air solenoid valve 21 that mixes air into hot water for performing a bubble bath. Furthermore, a bathtub water intake 22 is provided at the bottom of the bathtub B, and a return pipe 23 is provided for returning hot water from the bathtub water intake 22 to the circulation pump 4 of the hot water supply device 1.
この戻り管２３には、浴槽Ｂからの温水を循環ポンプ４
に還流するための追焚循環経路を開閉する流路開閉弁２
４およびホッパ７からの温水を供給遮断する流路切換弁
２５が介在される。This return pipe 23 is connected to a circulation pump 4 that circulates hot water from the bathtub B.
Flow path opening/closing valve 2 that opens and closes the reheating circulation path for reflux to
A flow path switching valve 25 is interposed to cut off the supply of hot water from 4 and hopper 7.
本発明にかかる給湯装置ｌは以上のように構成されるも
のであり、次にその動作を説明する。The water heater l according to the present invention is constructed as described above, and its operation will be explained next.
先ず、給湯用熱交換器２の熱交換作用によってｊｌＸ！
＠された温水は温水混合手段１７に至り、給水口１６か
らの水との混合によって所定の湯温にされて一時的にホ
ッパ７に貯留される。また、温水の一部は前記温水混合
手段１７から給湯口１８に供給され、台所その他外部へ
給湯される。そして、温水は循環ポンプ４によって前記
ホッパ７から流量センサ８、流路切換弁２５、循環ポン
プ４、バイパス管路９、温水制御弁ＩＩを介して往き！
＋９に至レバ浴槽Ｂに注湯される。ここで、給湯用熱交
換器２および温水混合手段１７への給水量より上回るよ
うに注湯がなされる場合、すなわち、ホッパ７からの温
水の供給量が給湯装置ｌに給水される量を上回る場合、
前記ホッパ７とＷｉ環ポンプ４との間に設けられた流量
センサ８によって温水の流量が検知され、この検知信号
に基づいて温水制御弁１１の開度制御がなされると共に
、温水の一部は追焚用熱交換器３へ供給され、追突用熱
交換器３において熱交換がなされて往き管１９を介して
浴槽Ｂへと注湯される。このように、注湯量が前記給湯
用熱交換器２の熱交換の能力を越えて設定温度より湯温
が下回っても、その注湯量が給水量より上回った分、追
焚用熱交換器３を作動させることによって加温補助され
、所定のｔ＆温の温水が短時間で注湯されるこヒになる
。なお、前記注湯量がさらに増大する場合、流路開閉弁
１２を開成させバイパス管路ｌＯに温水を通過させるこ
とも可能である。First, due to the heat exchange action of the hot water supply heat exchanger 2, jlX!
The heated hot water reaches the hot water mixing means 17, mixes with water from the water supply port 16, reaches a predetermined temperature, and is temporarily stored in the hopper 7. Further, a portion of the hot water is supplied from the hot water mixing means 17 to the hot water supply port 18, and is supplied to the kitchen and other external areas. Then, hot water is sent from the hopper 7 by the circulation pump 4 via the flow rate sensor 8, flow path switching valve 25, circulation pump 4, bypass pipe 9, and hot water control valve II!
At +9, hot water is poured into the lever bathtub B. Here, when hot water is poured in an amount exceeding the amount of water supplied to the hot water heat exchanger 2 and the hot water mixing means 17, that is, the amount of hot water supplied from the hopper 7 exceeds the amount of water supplied to the water heater l. case,
The flow rate sensor 8 provided between the hopper 7 and the Wi ring pump 4 detects the flow rate of hot water, and based on this detection signal, the opening degree of the hot water control valve 11 is controlled, and a portion of the hot water is The hot water is supplied to the heat exchanger 3 for reheating, undergoes heat exchange in the heat exchanger 3 for reheating, and is poured into the bathtub B via the outgoing pipe 19. In this way, even if the amount of poured hot water exceeds the heat exchange capacity of the hot water supply heat exchanger 2 and the hot water temperature is lower than the set temperature, the reheating heat exchanger 3 By activating the system, heating is assisted and hot water at a predetermined temperature is poured in a short time. In addition, when the amount of poured hot water increases further, it is also possible to open the flow path opening/closing valve 12 and allow hot water to pass through the bypass pipe IO.
次に、注湯完了後、流路開閉弁２４が開成される二とで
流路が切り換えられ、迫焚運転が開始される。この場合
、濾過装置５および殺菌装置６の流路切換弁１３．１４
は切り換えられており、濾過装置５および殺菌装置６に
温水が通流されるように流路が形成される。このように
して、温水は循環ポンプ４の作用下に、循環ポンプ４を
介して濾過装置５および殺菌装置６に供給される一方、
追焚用熱交換器３に供給され熱交換が行われる。このよ
うに追焚運転の際、温水は濾過装置５によって温水中の
汚れが除去されると共に、殺菌装置６によって殺菌され
、温水の汚濁が抑制される。なお、前記濾過装置５およ
び殺菌装置６は、流路を切り換えて逆洗することにより
、能力を維持させることができる。すなわち、図示しな
い制御部によつて流路切換弁１３．１４が切り換えられ
、逆洗流路が形成される。温水は、流路切換弁１４、殺
菌装置６、濾過装置５、流路切換弁１３を通流して排水
口１５に至り、排水される。逆洗は必要に応じて行われ
る。Next, after pouring is completed, the flow path opening/closing valve 24 is opened and the flow path is switched, and the forced firing operation is started. In this case, the flow path switching valves 13, 14 of the filtration device 5 and the sterilization device 6
is switched, and a flow path is formed so that hot water flows through the filtration device 5 and the sterilization device 6. In this way, hot water is supplied via the circulation pump 4 to the filtration device 5 and the sterilization device 6 under the action of the circulation pump 4, while
It is supplied to the reheating heat exchanger 3 and heat exchange is performed. In this manner, during the reheating operation, dirt in the hot water is removed by the filtration device 5, and sterilized by the sterilization device 6, so that pollution of the hot water is suppressed. In addition, the capacity of the filtration device 5 and the sterilization device 6 can be maintained by switching the flow paths and backwashing. That is, the flow path switching valves 13 and 14 are switched by a control section (not shown) to form a backwash flow path. The hot water passes through the flow path switching valve 14, the sterilizer 6, the filtration device 5, and the flow path switching valve 13, reaches the drain port 15, and is drained. Backwashing is performed as necessary.
なお、本発明において、給湯用熱交換器２からの温水を
一時的に貯留するためのホッパ７にポールタップを備え
たものを適用することも可能である。In addition, in this invention, it is also possible to apply the thing provided with the pole tap to the hopper 7 for temporarily storing the hot water from the heat exchanger 2 for hot water supply.
（発明の効果） 以上、本発明によれば、次の効果を奏する。(Effect of the invention) As described above, according to the present invention, the following effects are achieved.
■迫焚運転の際、温水を濾過装置および殺菌装置を介し
て循環させるようにしたため、温水の汚濁が抑制され、
温水を清潔に維持することが可能となる。■During hot-fire operation, hot water is circulated through a filtration device and a sterilization device, which prevents hot water from becoming contaminated.
It becomes possible to keep hot water clean.
■濾過装置および殺菌装置は、必要に応じて逆洗が行わ
れるので、それらの効果は長期にわたり維持することが
できる。■Since the filtration device and sterilization device are backwashed as necessary, their effectiveness can be maintained over a long period of time.
■注湯量が前記給湯用熱交換器の熱交換の能力を越えて
も、追焚用熱交換器を作動させることにより、湯温の低
下が防止され、所定の湯温の温水が短時間で注湯が可能
となる。■ Even if the amount of hot water poured exceeds the heat exchange capacity of the hot water supply heat exchanger, by operating the reheating heat exchanger, a drop in hot water temperature is prevented, and hot water at a predetermined hot water temperature can be delivered in a short time. Pouring of hot water becomes possible.
図は、本発明にかかる給湯装置の１実施例を示す系統図
である。
ｌ・・・給湯装置、２・・・給湯用熱交換器、３・・追
焚用熱交換器、４・・・循環ポンプ、５９９．濾過装置
、Ｇ・・・殺菌装置、７・・・ホッパ、８・・・流量セ
ンサ、９．１０・・・バイパス管路、１１・・・温水制
御弁、１２・・・流路開閉弁、１３．１４・・・流路切
換弁、１５・・・排水口、１６・・・給水口、１７・・
・温水混合手段、１８・・・給湯口、１９・・往き管、
２０・・・追焚用循環金具、２１・・・エア電磁弁、２
２・・浴槽水取入口、２３・・・戻り管、２４・・流路
開閉弁、２５・・・流路切換弁、Ｂ・・・浴槽The figure is a system diagram showing one embodiment of the water heater according to the present invention. l... Water heater, 2... Heat exchanger for hot water supply, 3... Heat exchanger for reheating, 4... Circulation pump, 599. Filtration device, G... Sterilization device, 7... Hopper, 8... Flow rate sensor, 9.10... Bypass pipe line, 11... Hot water control valve, 12... Channel opening/closing valve, 13.14...Flow path switching valve, 15...Drain port, 16...Water supply port, 17...
・Hot water mixing means, 18... Hot water inlet, 19... Outgoing pipe,
20... Circulation fitting for reheating, 21... Air solenoid valve, 2
2... Bathtub water intake, 23... Return pipe, 24... Channel opening/closing valve, 25... Channel switching valve, B... Bathtub
Claims (3)
制循環手段を備えると共に、前記強制循環手段と追焚用
熱交換器との間に、温水の濾過装置および殺菌装置を設
けたことを特徴とする給湯装置。(1) A hot water supply heat exchanger, a reheating heat exchanger, and a forced circulation means for hot water are provided, and a hot water filtration device and a sterilization device are provided between the forced circulation means and the reheating heat exchanger. A water heater characterized by:
とを、前記給湯用熱交換器からの温水を一時的に貯留す
ると共に前記追焚用熱交換器への温水供給量を調節する
ためのホッパを介して管路により連絡接続し、このホッ
パと前記強制循環手段との間に流量センサを設け、前記
追焚用熱交換器の温水入口側と出口側との間に、バイパ
ス管路を配設すると共に前記追焚用熱交換器からの温水
の流量制御を行う温水制御弁を前記バイパス管路に配設
し、前記温水制御弁は前記流量センサの検知信号に基づ
き、温水の流量制御を行うことを特徴とする給湯装置。(2) The hot water supply heat exchanger and the reheating heat exchanger according to claim 1 are configured to temporarily store hot water from the hot water supply heat exchanger and supply hot water to the reheating heat exchanger. A flow rate sensor is provided between the hopper and the forced circulation means, and a flow rate sensor is provided between the hot water inlet side and the outlet side of the reheating heat exchanger. A bypass pipe is provided, and a hot water control valve for controlling the flow rate of hot water from the reheating heat exchanger is arranged in the bypass pipe, and the hot water control valve is configured to respond to the detection signal of the flow rate sensor. A hot water supply device characterized by controlling the flow rate of hot water based on the above.
直列に配置してなり、この濾過装置および殺菌装置の温
水流入側、流出側に流路切換弁を設け、この流路切換弁
を切り換えることにより前記濾過装置および殺菌装置の
逆洗を行うことを特徴とする給湯装置。(3) The filtration device and the sterilization device according to claim 1 are arranged in series with each other, and a flow path switching valve is provided on the hot water inflow side and the outflow side of the filtration device and the sterilization device, and the flow path switching valve is switched. A hot water supply device characterized in that the filtration device and the sterilization device are backwashed by doing so.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017360A JP2698679B2 (en) | 1990-01-26 | 1990-01-26 | Water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017360A JP2698679B2 (en) | 1990-01-26 | 1990-01-26 | Water heater |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9195748A Division JPH1062012A (en) | 1997-07-22 | 1997-07-22 | Bath equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03221758A true JPH03221758A (en) | 1991-09-30 |
| JP2698679B2 JP2698679B2 (en) | 1998-01-19 |
Family
ID=11941876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2017360A Expired - Fee Related JP2698679B2 (en) | 1990-01-26 | 1990-01-26 | Water heater |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2698679B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07269940A (en) * | 1994-03-30 | 1995-10-20 | Energy Support Corp | Hot water circulating and treating apparatus |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63104943U (en) * | 1986-12-25 | 1988-07-07 | ||
| JPH01266820A (en) * | 1988-04-20 | 1989-10-24 | Matsushita Electric Works Ltd | Bathing device |
-
1990
- 1990-01-26 JP JP2017360A patent/JP2698679B2/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63104943U (en) * | 1986-12-25 | 1988-07-07 | ||
| JPH01266820A (en) * | 1988-04-20 | 1989-10-24 | Matsushita Electric Works Ltd | Bathing device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07269940A (en) * | 1994-03-30 | 1995-10-20 | Energy Support Corp | Hot water circulating and treating apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2698679B2 (en) | 1998-01-19 |
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