JPH03244964A - Device for automatically feeding hot water into bathtub and control method therefor - Google Patents
Device for automatically feeding hot water into bathtub and control method thereforInfo
- Publication number
- JPH03244964A JPH03244964A JP2040479A JP4047990A JPH03244964A JP H03244964 A JPH03244964 A JP H03244964A JP 2040479 A JP2040479 A JP 2040479A JP 4047990 A JP4047990 A JP 4047990A JP H03244964 A JPH03244964 A JP H03244964A
- Authority
- JP
- Japan
- Prior art keywords
- hot water
- bathtub
- poured
- amount
- water level
- 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 232
- 238000000034 method Methods 0.000 title claims abstract description 6
- 239000002184 metal Substances 0.000 claims description 37
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 230000001276 controlling effect Effects 0.000 claims 1
- 238000010926 purge Methods 0.000 abstract description 6
- 230000003028 elevating effect Effects 0.000 abstract 1
- 238000005259 measurement Methods 0.000 description 4
- 238000010304 firing Methods 0.000 description 3
- 238000003303 reheating Methods 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
Landscapes
- Control For Baths (AREA)
Abstract
Description
【発明の詳細な説明】
（産業上の利用分野）
本発明は浴槽に通ずる湯循環路を構成する往き管および
戻り管双方を介して注湯を行うと共に、水位確認しつつ
分割注湯を行うようにした自動給湯風呂装置およびその
制御方法に関するものである。Detailed Description of the Invention (Industrial Application Field) The present invention pours hot water through both the outgoing pipe and the return pipe that constitute the hot water circulation path leading to the bathtub, and also pours the hot water in parts while checking the water level. The present invention relates to an automatic hot water supply bath apparatus and a control method thereof.
（従来の技術）
最近、給湯および追焚を行う機能を備えた自動給湯風呂
装置が盛んに用いられるようになっており、また、給湯
量を大きくして短時間で注湯完了することが要求される
ようになってきている。(Prior Art) Recently, automatic hot water bath equipment with hot water supply and reheating functions has been widely used, and there is also a demand for increasing the amount of hot water and completing pouring in a short time. This is becoming more and more common.
（発明が解決しようとする課題）
ところで、浴槽に温水を注湯するために、自動給湯風呂
装置における給湯用熱交換器が用いられ、浴槽に通ずる
湯循環路を構成する往き管および戻り管のうち、往き管
を介して注湯がなされるようになっている。なお、戻り
管を注湯の際に用いられないのは、通常、戻り管側に浴
槽の水位を検知する手段が設けられており、そのために
注湯しながらでは浴槽内の温水の水位変化が検出できな
いことにある。(Problems to be Solved by the Invention) By the way, in order to pour hot water into a bathtub, a heat exchanger for hot water supply in an automatic hot water supply bath device is used, and the outflow pipe and return pipe that constitute the hot water circulation path leading to the bathtub are used. Of these, molten metal is poured through the outgoing pipe. The reason why the return pipe is not used when pouring hot water is because the return pipe is usually equipped with a means to detect the water level in the bathtub, so the water level of the hot water in the bathtub does not change while pouring water. The reason is that it cannot be detected.
従って、前記往き管を使用して、注湯量をより増大させ
るためには、高い圧力を必要とし、そのために、前記往
き管を高劇圧且つ、断面積の大きなものを採用しなくて
はならない。さらに、多量の温水が通流されるため、前
記往き管の内面は大きな摩擦を受けることとなり、それ
によって往き管の内面の溶解あるいは破壊現象と共に腐
食が発生するといった、摩耗腐食といわれる潰食の要因
ともなる。さらに、水道直結型でない大気開放等Ｉタン
クおよび循環ポンプを備えた装置では、循環ポンプの能
力を大きなものに変更しなくてはならない。Therefore, in order to further increase the amount of poured metal using the outgoing pipe, high pressure is required, and for this purpose, the outgoing pipe must have a high pressure and a large cross-sectional area. . Furthermore, since a large amount of hot water is passed through, the inner surface of the outgoing pipe is subjected to large friction, which causes corrosion, which is called abrasion corrosion, and causes melting or destruction of the inner surface of the outgoing pipe. It also becomes. Furthermore, in a device that is not directly connected to water supply and is equipped with an I tank that is open to the atmosphere and a circulation pump, the capacity of the circulation pump must be changed to a larger one.
本発明はかかる課題に鑑みてなされたものであって、浴
槽に通ずる湯循環路を構成する往き管および戻り管双方
を介して注湯を行うと共に、水位を確認しつつ分割注湯
を行うようにした自動給湯風呂装置およびその制御方法
を提供することを目的とする。The present invention has been made in view of the above problems, and is designed to pour hot water through both the outgoing pipe and the return pipe that constitute the hot water circulation path leading to the bathtub, and to perform divided pouring while checking the water level. The purpose of the present invention is to provide an automatic hot water bath device and a control method thereof.
（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
と、風呂用熱交換器とこの風呂用熱交換器と湯循環路を
介して連絡接続される浴槽とを設け、前記湯循環路は前
記風呂用熱交換器から浴槽に温水を供給するための往き
管と前記浴槽から風呂用熱交換器に水位センサ、強制循
環手段を介して温水を還流するための戻り管とから構成
し、前記給湯用熱交換器には温水供給管を介して前記浴
槽または外部へ給湯するための給湯栓を接続すると共に
、前記温水供給管に分岐管を接続して流量センサを介在
させ、前記分岐管に水量規制弁、二方弁をそれぞれ介在
させた第１の管路および第２の管路を接続構成すると共
に、前記第１ｔＷ路は前記戻り管に、前記第２管路は前
記往き管に接続してなるものである。(Means for Solving the Problems) In order to solve the above problems, the present invention provides a hot water supply heat exchanger, a bath heat exchanger, and a hot water circulation path in which the bath heat exchanger is connected to the hot water circulation path. The hot water circulation path includes an outgoing pipe for supplying hot water from the bath heat exchanger to the bathtub, and a return pipe for circulating hot water from the bathtub to the bath heat exchanger via a water level sensor and forced circulation means. A hot water tap for supplying hot water to the bathtub or the outside is connected to the hot water supply heat exchanger via a hot water supply pipe, and a branch pipe is connected to the hot water supply pipe. A flow rate sensor is interposed in the branch pipe, and a first pipe line and a second pipe line are connected to each other, each having a water flow regulating valve and a two-way valve interposed in the branch pipe, and the first tW line is connected to the return pipe, The second pipe line is connected to the outgoing pipe.
また、本発明は給湯用熱交換器から風呂用熱交換器と浴
槽とを連絡接続してなる湯循環路である往き管および戻
り管を介して浴槽に注湯を行うようにしたものである。Furthermore, the present invention is configured to pour hot water into the bathtub from the hot water supply heat exchanger through the outgoing pipe and return pipe, which are hot water circulation paths that connect the bath heat exchanger and the bathtub. .
さらに、本発明は浴槽に予め設定された水位に基づいて
注湯を行うと共に注湯量の３Ｆ測を開始し、水位上昇値
が所定の値に達するのを検出すると共にその時点での注
湯量を第１回目の注Ｗｉとして記憶し、再度注湯および
注湯量の計測を開始し、前記設定水位に達したとき注湯
を停止してその時点での注湯量を第２回目の注湯量とし
て記憶すると共に総注湯量を求め、この総注湯量を前記
設定水位に対応する値として記憶し、再度装置の運転時
には、先ず前記第１回目の注湯量に基づき注湯して、水
位上昇値が所定の値に達するのを検出した際一旦注湯お
よび注湯量の計測を停止し、再び注湯および注ａｌｌの
計測を開始して、テｉｊ記第２回目の注湯量の温水を前
記設定水位にすべく注湯を行うようにしたものである。Furthermore, the present invention pours hot water into the bathtub based on a preset water level, starts 3F measurement of the amount of poured hot water, detects when the water level rise value reaches a predetermined value, and measures the amount of hot water poured at that point. Store it as the first pouring Wi, start pouring and measuring the pouring amount again, stop pouring when the set water level is reached, and store the pouring amount at that point as the second pouring amount. At the same time, the total amount of molten metal poured is calculated, and this total amount of molten metal poured is stored as a value corresponding to the set water level. When the device is operated again, the molten metal is first poured based on the amount of molten metal poured for the first time, and the water level rise value is set to the predetermined value. When it is detected that the value has reached the above value, pouring and measuring the amount of poured molten metal are temporarily stopped, and then pouring and measuring the amount of poured molten metal are started again, and the hot water of the second pouring amount is brought to the set water level. It is designed to pour hot water as quickly as possible.
（作用）
本発明にかかる自動給湯風呂装置は、注湯運転を行った
後、迫焚運転を行うようになっている。(Function) The automatic hot water supply bath device according to the present invention is configured to perform a forced heating operation after performing a hot water pouring operation.
先ず、注湯運転にあっては、運転開始時、所定の制御手
段によって水位および浴槽内の湯温を設定しておく。次
に制御手段は浴槽内における温水が浴槽における湯循環
路からの温水取り入れ口の部位まで、あるかないかを確
認する。温水が温水取り入れ口の部位まである場合、制
御手段は前記設定水位になるまで注湯を行い、一方温水
が温水取り入れ口の部位までないことが確認したときは
、エアパージを行うと共に、分岐管に配設された流量セ
ンサによって温水の流量の計測を開始する。First, in the hot water pouring operation, at the start of the operation, the water level and the temperature of the hot water in the bathtub are set by a predetermined control means. Next, the control means checks whether the hot water in the bathtub reaches the hot water intake from the hot water circulation path in the bathtub. If the hot water reaches the hot water intake area, the control means pours hot water until the set water level is reached, while if it is confirmed that the hot water does not reach the hot water intake area, it performs an air purge and supplies water to the branch pipe. The installed flow rate sensor starts measuring the flow rate of hot water.
この場合、第２の管路が開放されることで、温水は戻り
管を介して浴槽内に流入する。これによって、戻り管内
のエアが除去されると共に温水で満たされ、浴槽の水位
を水位センサによって正確に検知できるようになる。In this case, by opening the second pipe line, hot water flows into the bathtub via the return pipe. This removes the air in the return pipe and fills it with warm water, allowing the water level sensor to accurately detect the water level in the bathtub.
水位センサによって水位上昇値が所定の値に達したと検
知されたとき、前記制御手段はその時点での注湯量を第
１回目の注湯量として記憶し、再度注湯および注湯量の
計測を開始する。When the water level sensor detects that the water level rise value has reached a predetermined value, the control means stores the pouring amount at that point as the first pouring amount, and starts pouring and measuring the pouring amount again. do.
前記設定水位に達したことを検知したとき注湯完了とし
て、前記制御手段は注湯を停止する。制御手段はその時
点での注湯量を第２回目の注湯量として記憶すると共に
総注湯量を求め、この総注湯量を前記設定水位に対応す
る値として記憶する。When it is detected that the set water level has been reached, the control means determines that pouring is complete and stops pouring. The control means stores the amount of molten metal poured at that time as the second amount of molten metal poured, calculates the total amount of molten metal poured, and stores this total amount of molten metal poured as a value corresponding to the set water level.
そして、制御手段は設定温度に基づき、迫焚運転を行う
。Then, the control means performs the forced firing operation based on the set temperature.
次に、再度運転する際の自動給湯風呂装置の作用につい
て説明する。制御手段は初回の運転同様、浴槽内の温水
の水位の確認、エアパージを行０、注湯量の計測を開始
する。Next, the operation of the automatic hot water bath system when operating it again will be explained. As in the first operation, the control means checks the level of hot water in the bathtub, performs air purge, and starts measuring the amount of hot water poured.
次いで、制御手段は、記憶された第１回目の注湯量に基
づき注湯を行う。この場合、前記制御手段は第１の管路
および第２の管路を開放して湯循環路を構成する往き管
および戻り管を介して浴槽に注湯を行うようにする。そ
して制御手段は、水位上昇値が所定の値に達するのを検
出することて一旦注湯および注湯量の計測を停止して再
び注湯および注湯量の計測を開始し、記憶された前記第
２回目の注湯量に基づき注湯を行う。前記設定水位に達
したことを検知したら、制御手段は、注湯を停止し、迫
焚運転を行うこととなる。Next, the control means performs pouring based on the stored first pouring amount. In this case, the control means opens the first pipe line and the second pipe line to pour hot water into the bathtub via the outgoing pipe and return pipe that constitute the hot water circulation path. When the control means detects that the water level rise value reaches a predetermined value, the control means temporarily stops pouring the metal and measuring the amount of the poured metal, and starts pouring the metal and measuring the amount of the poured metal again. Pouring is performed based on the amount of molten metal poured for the first time. When it is detected that the set water level has been reached, the control means stops pouring the molten metal and performs a forced firing operation.
（実施例）
次に、本発明にかかる自動給湯風呂装置について、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。(Embodiment) Next, an embodiment of the automatic hot water bath apparatus according to the present invention will be described below with reference to the accompanying drawings.
図において、参照符号１は自動給湯風呂装置を示し、こ
の自動給湯風呂装置１は給湯用熱交換器２と、風呂用熱
交換器３とこの風呂用熱交換器３と湯循環路４を介して
連絡接続される浴槽５とを設けたものである。In the figure, reference numeral 1 indicates an automatic hot water supply bath device, and this automatic hot water supply bath device 1 is connected to a hot water supply heat exchanger 2, a bath heat exchanger 3, and a hot water circulation path 4 between the bath heat exchanger 3 and the bath heat exchanger 3. A bathtub 5 is provided which is connected to the bathtub 5.
前記給湯用熱交換器２には水導入側６に水道管７が接続
される。一方、出湯側８には温水供給管９を介して外部
へ給湯するための給湯栓１０が接続される。前記温水供
給Ｗ９には、分岐管１１が接続され、この分岐管１１に
は温水の流量を検知するための流量センサ１２、逆流防
止のための逆止弁１３、後述する強制循環手段を停止し
た際分岐管ｌｌ内の圧力を調整するための真空破壊弁１
４が介在される。A water pipe 7 is connected to the water introduction side 6 of the hot water supply heat exchanger 2 . On the other hand, a hot water tap 10 for supplying hot water to the outside is connected to the hot water outlet side 8 via a hot water supply pipe 9. A branch pipe 11 is connected to the hot water supply W9, and this branch pipe 11 includes a flow rate sensor 12 for detecting the flow rate of hot water, a check valve 13 for preventing backflow, and a forced circulation means to be described later. Vacuum breaker valve 1 for adjusting the pressure inside the branch pipe ll
4 is interposed.
前記分岐管１１には第１の管路１５および第２の管路１
６が分岐接続され、この第１管路１５は前記風呂用熱交
換器３の温水導入側１７に接続され、第２管路１６は風
呂用熱交換器３の出湯側１８に接続される。The branch pipe 11 includes a first pipe line 15 and a second pipe line 1.
6 are branch-connected, the first pipe line 15 is connected to the hot water inlet side 17 of the bath heat exchanger 3, and the second pipe line 16 is connected to the hot water outlet side 18 of the bath heat exchanger 3.
また、前記第１ＩＷ路１５、第２管路１６には第１の水
量規制弁１９、第１の二方弁２０および逆止弁２１と、
第２の水量規制弁２２、第２の二方弁２３および逆止弁
２４がそれぞれ介在される。さらに、前記風呂用熱交換
器３の出湯側１８には、第３の二方弁２５が設けられる
。Further, the first IW line 15 and the second pipe line 16 are provided with a first water flow regulating valve 19, a first two-way valve 20, and a check valve 21,
A second water flow regulating valve 22, a second two-way valve 23, and a check valve 24 are interposed, respectively. Further, a third two-way valve 25 is provided on the hot water outlet side 18 of the bath heat exchanger 3.
前記風呂用熱交換器３の温水導入側１７は湯循環路４を
構成する風呂用熱交換器３に温水を還流するための戻り
管２６に接続され、風呂用熱交換器３の出湯側１８は湯
循環路４の浴槽５に温水を供給するための往き管２７に
接続される。なお、これら戻り管２６、往き管２７は前
記浴槽５に形成された温水取り入れ口である湯循環口２
８を介して接続されている。The hot water inlet side 17 of the bath heat exchanger 3 is connected to a return pipe 26 for returning hot water to the bath heat exchanger 3 forming the hot water circulation path 4, and the hot water outlet side 18 of the bath heat exchanger 3 is connected to an outgoing pipe 27 for supplying hot water to the bathtub 5 of the hot water circulation path 4. The return pipe 26 and the outgoing pipe 27 are connected to the hot water circulation port 2 which is a hot water intake formed in the bathtub 5.
8.
前記温水導入側１７には浴槽Ｓ内の温水の水位を検知す
るための水位センサ２８、風呂用熱交換器３に温水を強
制的に還流するための強制循環手段たる循環ポンプ２９
が介在される。なお、循環ポンプ２９には、温水が通流
されることによってオン状態になる流水スイッチ（図示
せず）が内蔵されている。On the hot water introduction side 17, there is a water level sensor 28 for detecting the water level of hot water in the bathtub S, and a circulation pump 29 that is a forced circulation means for forcibly returning hot water to the bath heat exchanger 3.
is intervened. Note that the circulation pump 29 has a built-in water flow switch (not shown) that is turned on when hot water is passed through it.
かかる自動給湯風呂装置１には、前記した構成体との間
で、検知信号を取り込んだり動作にかかる制御指令を送
出する制御部３１が設けられる。この制御部３１には、
リモコン手段３２によって、浴槽５に注湯される温水の
水位が設定されると共に、温水の温度が設定されるよう
になっている。The automatic hot water supply bath apparatus 1 is provided with a control section 31 that receives detection signals and sends control commands related to operations between the above-mentioned components. This control section 31 includes
The level of hot water poured into the bathtub 5 is set by the remote control means 32, and the temperature of the hot water is also set.
本発明にかかる自動給湯風呂装置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 automatic hot water supply bath apparatus l according to the present invention is constructed as described above, and its operation will be explained next.
この自動給湯風呂装置１は先ず、注湯運転を行った後、
追焚運転を行うようになっている。先ず、注湯運転につ
いて説明する。This automatic hot water supply bath device 1 first performs a hot water pouring operation, and then
Reheating operation is now available. First, the pouring operation will be explained.
運転開始時、リモコン手段３２によって、予め、水位お
よび浴槽５内の湯温を設定し、この設定にかかる信号が
制御部３１に取り込まれる。制御部３１は第に方弁２０
および第２二方弁２３を閉とする一方、第３二方弁２５
を開とし循環ポンプ３０を作動させることで浴槽５内に
温水が浴槽５における湯循環口２８の位置まで、あるか
ないかを確認する。すなわち、循環ポンプ３０に内蔵さ
れている流水スイッチ（図示せず）が循環ポンプ３０に
温水が通流することでオンしたか否かを検知する。オシ
にかかる信号を流水スイッチから制御部３１に送出され
ることで、制御部３１は浴槽Ｓ内の温水が湯循環口２８
の位置まであると判断し、第２二方弁２３を開とし、第
３二方弁２５を閉とした状態で、前記設定水位になるま
で注湯を行い、一方、オフにかかる信号が制御部３１に
送出されることで、制御部３１は温水が浴槽５内の温水
が湯循環口２８の位置までないと判断し、第に方弁２０
を開とし、第２三方弁２３および第３二方弁２５を閉と
した状態で、エアパージを行うと共に、分岐管１１に配
設された流量センサ１２によって温水の流量の計測を開
始する。この場合、第１管路１５が開放されることで、
温水は戻り管２６を介して浴槽５内に流入する。これに
よって、戻り管２６内のエアが除去されると共に温水で
満たされ、浴槽５の水位を水位センサ２９によって正確
に検知できるようになる。また、前記水位センサ２９か
ら制御部３１に、エアパージ開始時における初期圧力に
かかる信号が送出され、この初期圧力にかかる信号を水
位の測定初期値として記憶される。At the start of operation, the water level and the temperature of hot water in the bathtub 5 are set in advance by the remote control means 32, and signals related to these settings are taken into the control section 31. The control section 31 first controls the direction valve 20.
and while the second two-way valve 23 is closed, the third two-way valve 25
By opening the door and operating the circulation pump 30, it is confirmed whether there is hot water in the bathtub 5 up to the position of the hot water circulation port 28 in the bathtub 5. That is, it is detected whether or not a water flow switch (not shown) built into the circulation pump 30 is turned on when hot water flows through the circulation pump 30 . The control unit 31 receives a signal from the water switch to the control unit 31 so that the hot water in the bathtub S is transferred to the hot water circulation port 28.
The second two-way valve 23 is opened and the third two-way valve 25 is closed, and the water is poured until the set water level is reached. 31, the control unit 31 determines that the hot water in the bathtub 5 does not reach the hot water circulation port 28, and then
With the valve open and the second three-way valve 23 and third two-way valve 25 closed, air purge is performed and the flow rate sensor 12 disposed in the branch pipe 11 starts measuring the flow rate of hot water. In this case, by opening the first conduit 15,
Hot water flows into the bathtub 5 via the return pipe 26. As a result, the air in the return pipe 26 is removed and the return pipe 26 is filled with warm water, so that the water level in the bathtub 5 can be accurately detected by the water level sensor 29. Further, a signal relating to the initial pressure at the time of starting air purge is sent from the water level sensor 29 to the control unit 31, and the signal relating to this initial pressure is stored as an initial water level measurement value.
制御部３１は第に方弁２０を閉とし、第２二方弁２３を
開とし、第３二方弁２５を閉とした状態で、注湯を行う
。そして、前記測定初期値からの変化値、すなわち、水
位の上昇値が５ｃＴｎにかかる検知信号が水位センサ２
９から制御部３１に出力されたとき、前記制御部３１は
第２二方弁２３を閉として注湯を停止する。この際、前
記制御部３１は第３二方弁２５を開とした状態で、循環
ポンプ３０を作動し、循環ポンプ３０に内蔵されている
流水スイッチ（図示せず）がオンしたことで、水位が湯
循環口２８より所定水位（５ｃｍ）に達したと判断し、
その時点までの注湯量を、制御部３１は流量センサ１２
から第１回目の注湯量（Ｑ、）として取り込んで記憶す
る。The control unit 31 first closes the one-way valve 20, opens the second two-way valve 23, and closes the third two-way valve 25, and performs pouring. Then, a detection signal corresponding to a change value from the initial measurement value, that is, a water level increase value of 5 cTn is detected by the water level sensor 2.
9 to the control unit 31, the control unit 31 closes the second two-way valve 23 and stops pouring the metal. At this time, the control unit 31 operates the circulation pump 30 with the third two-way valve 25 open, and a water flow switch (not shown) built into the circulation pump 30 is turned on, causing the water level to rise. It is determined that the water has reached the predetermined water level (5 cm) from the hot water circulation port 28,
The control unit 31 uses the flow rate sensor 12 to determine the amount of molten metal poured up to that point.
This is taken in and stored as the first pouring amount (Q,).
そして、制御部３１は第２二方弁２３を開とし、第３二
方弁２５を閉とした状態で、再度注湯を行うと共に流量
センサ１２に注湯量の計測を開始すべき制御指令を送出
する。Then, with the second two-way valve 23 open and the third two-way valve 25 closed, the control unit 31 pours the metal again and issues a control command to the flow rate sensor 12 to start measuring the amount of poured metal. Send.
前記設定水位に達したことを検知したとき注湯完了とし
て、前記制御部３１は第２二方弁２３を閉とし注湯を停
止する。制御部３１は第１回目の注湯量（Ｑ、）以後に
注湯された注湯量を、流量センサ１２から第２回目の注
湯量（Ｑ、）として取り込んで記憶すると共に総理＠１
ｔ（Ｑ＝Ｑ、＋Ｑｚ）を求め、この総注湯量Ｑを前記設
定水位に対応する値として記憶する。そして、制御部３
１は前記設定温度に基づき、追焚運転を行う。When it is detected that the set water level has been reached, the control section 31 determines that pouring is complete, and closes the second two-way valve 23 to stop pouring. The control unit 31 captures the amount of molten metal poured after the first molten metal pouring amount (Q,) from the flow rate sensor 12 as the second molten metal pouring amount (Q,) and stores it.
t (Q=Q, +Qz) is determined, and this total pouring amount Q is stored as a value corresponding to the set water level. And the control section 3
1 performs reheating operation based on the set temperature.
次に、再度運転する際の自動給湯風呂装＠１の作用につ
いて説明する。制御部３１は初回の運転同様の手順にて
、浴槽５内の温水の水位の確認、エアパージを行い、注
湯量の計測を開始する。Next, the operation of the automatic hot water bath system @1 when operating the system again will be explained. The control unit 31 checks the level of hot water in the bathtub 5, performs air purge, and starts measuring the amount of hot water poured, using the same procedure as in the first operation.
次いで、制御部３１は、記憶された第１回目の注湯量（
Ｑ、）の注湯を行う。この場合、前記制御部３１は第１
管路１５および第２管路１６を開放して、すなわち、第
に方弁２０および第２二方弁２３を開とし、湯循環路４
を構成する往き管２７および戻り管２６を介して浴槽５
に注湯を行うようにする。Next, the control unit 31 controls the stored first molten metal pouring amount (
Q.) Pour the hot water. In this case, the control section 31
The pipe line 15 and the second pipe line 16 are opened, that is, the one-way valve 20 and the second two-way valve 23 are opened, and the hot water circulation path 4 is opened.
The bathtub 5 is
Make sure to pour hot water into the tank.
そして制御部３１は、水位上昇値が前記測定初期値から
の変化値（５ｃｍ）に達するのを検出すると一旦注湯お
よび流量センサ１２による注湯量の計測を停止して、再
び注湯および流量センサ１２による注湯量の計測を開始
し、記憶された前記第２回目の注湯量（Ｑ、）の注湯を
行う。前記設定水位に達したことを検知したら、制御部
３１は、注湯を停止し、迫焚運転を行うこととなる。When the control unit 31 detects that the water level rise value reaches a change value (5 cm) from the initial measurement value, the control unit 31 temporarily stops pouring the metal and measuring the amount of metal poured by the flow rate sensor 12, and restarts pouring and measuring the amount of metal poured by the flow rate sensor 12. 12, and pours the memorized second pouring amount (Q,). When it is detected that the set water level has been reached, the control unit 31 stops pouring the molten metal and performs a forced firing operation.
このように、前記設定水位になるまで、総注湯量（Ｑ＝
Ｑｌ＋Ｑｈ）を２回に分けて、水位を確認しつつ注湯を
行うようにしているため、浴槽５内の残り湯に影響され
ず、溢水することなく、設定水位にすることが可能とな
る。In this way, the total amount of molten metal (Q=
Ql+Qh) is divided into two steps and the water is poured while checking the water level, so it is possible to reach the set water level without being affected by the remaining hot water in the bathtub 5 and without overflowing.
（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.
■注湯の際、湯循環路を構成する往き管のみならず温水
を還流するための戻り管を同時に使用して注湯を行うよ
うにしたので、短時間に注湯を完了することができる。■When pouring hot water, we used not only the outgoing pipe that makes up the hot water circulation path, but also the return pipe that recirculates hot water at the same time, making it possible to complete the pouring in a short time. .
しかも、往き管および戻り管双方を使用することにより
、注湯量を増加することができ、また、温水の通流抵抗
を減することができ、いわゆる潰食現象を抑制すること
ができる。Moreover, by using both the outgoing pipe and the return pipe, the amount of poured hot water can be increased, and the flow resistance of hot water can be reduced, so that the so-called erosion phenomenon can be suppressed.
■注湯量を増加することができるので、給湯能力の大き
な給湯用熱交換器の性能を制限することなく充分に発揮
させることが可能となる。■Since the amount of hot water poured can be increased, it is possible to fully utilize the performance of the hot water heat exchanger, which has a large hot water supply capacity, without limiting it.
■水の供給源たる水道圧が低いものでも、往き管および
戻り管双方を使用することにより、注湯量をそれほと減
することなく対応できる。■Even if the pressure of the water supply source is low, by using both the outgoing and return pipes, the amount of hot water poured can be handled without much reduction.
■初回運転時に登録された総注湯量を設定水位になるま
で、水位を確認しつつ分割して注湯を行うようにしてい
るため、浴槽内の残り湯に！′饗されず、溢水すること
なく、設定水位にすることが容易に達成することが可能
となる。■The total amount of hot water registered during the first operation is poured in parts until the set water level is reached, while checking the water level, so the remaining hot water in the bathtub can be used! 'It becomes possible to easily achieve the set water level without overflowing or overflowing.
図は、本発明にかかる自動給湯風呂装置の１実施例を示
す系統図である。The figure is a system diagram showing one embodiment of the automatic hot water supply bath apparatus according to the present invention.
Claims (3)
熱交換器と湯循環路を介して連絡接続される浴槽とを設
け、前記湯循環路は前記風呂用熱交換器から浴槽に温水
を供給するための往き管と前記浴槽から風呂用熱交換器
に水位センサ、強制循環手段を介して温水を還流するた
めの戻り管とから構成し、前記給湯用熱交換器には温水
供給管を介して前記浴槽または外部へ給湯するための給
湯栓を接続すると共に、前記温水供給管に分岐管を接続
して流量センサを介在させ、前記分岐管に水量規制弁、
二方弁をそれぞれ介在させた第１の管路および第２の管
路を接続構成すると共に、前記第１管路は前記戻り管に
、前記第２管路は前記往き管に接続してなることを特徴
とする自動給湯風呂装置。(1) A hot water supply heat exchanger, a bath heat exchanger, and a bathtub connected to the bath heat exchanger via a hot water circulation path are provided, and the hot water circulation path is connected to the bath heat exchanger. It consists of an outgoing pipe for supplying hot water to the bathtub, a water level sensor from the bathtub to the bath heat exchanger, and a return pipe for returning the hot water via forced circulation means, and the hot water heat exchanger A hot water tap for supplying hot water to the bathtub or the outside via the hot water supply pipe is connected, a branch pipe is connected to the hot water supply pipe and a flow rate sensor is interposed therebetween, and a water flow regulating valve is connected to the branch pipe.
A first conduit and a second conduit each having a two-way valve interposed therebetween are connected, and the first conduit is connected to the return pipe, and the second conduit is connected to the outgoing pipe. An automatic hot water supply bath device characterized by:
絡接続してなる湯循環路である往き管および戻り管を介
して浴槽に注湯を行うことを特徴とする自動給湯風呂装
置の制御方法。(2) An automatic hot water bath characterized by pouring hot water into the bathtub from the hot water supply heat exchanger through the hot water circulation path, which is a hot water circulation path that connects the bath heat exchanger and the bathtub, through an outgoing pipe and a return pipe. How to control the device.
と共に注湯量の計測を開始し、水位上昇値が所定の値に
達するのを検出すると共にその時点での注湯量を第１回
目の注湯量として記憶し、再度注湯および注湯量の計測
を開始し、前記設定水位に達したとき注湯を停止してそ
の時点での注湯量を第２回目の注湯量として記憶すると
共に総注湯量を求め、この総注湯量を前記設定水位に対
応する値として記憶し、再度装置の運転時には、先ず前
記第１回目の注湯量に基づき注湯して、水位上昇値が所
定の値に達するのを検出した際一旦注湯および注湯量の
計測を停止し、再び注湯および注湯量の計測を開始して
、前記第２回目の注湯量の温水を前記設定水位にすべく
注湯を行うことを特徴とする自動給湯風呂装置の制御方
法。(3) Pour hot water based on the preset water level in the bathtub and start measuring the amount of hot water poured, detect when the water level rise value reaches a predetermined value, and measure the amount of hot water poured at that point for the first time. Then, pouring and measuring the poured amount are started again, and when the set water level is reached, the pouring is stopped and the poured amount at that point is stored as the second poured amount, and the total amount is The amount of poured molten metal is determined, this total amount of poured molten metal is stored as a value corresponding to the set water level, and when the device is operated again, the molten metal is poured based on the amount of molten metal poured in the first time, and the water level rise value reaches a predetermined value. When it is detected that the hot water reaches the set water level, pouring and measuring the amount of poured metal are temporarily stopped, and then pouring and measuring the amount of poured metal are started again, and the hot water of the second amount of poured hot water is poured to bring it to the set water level. A method of controlling an automatic hot water bath device, characterized in that:
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2040479A JP2868157B2 (en) | 1990-02-21 | 1990-02-21 | Automatic hot water bath equipment |
| JP27813998A JP3369486B2 (en) | 1990-02-21 | 1998-09-30 | Automatic hot water bath equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2040479A JP2868157B2 (en) | 1990-02-21 | 1990-02-21 | Automatic hot water bath equipment |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP27813998A Division JP3369486B2 (en) | 1990-02-21 | 1998-09-30 | Automatic hot water bath equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03244964A true JPH03244964A (en) | 1991-10-31 |
| JP2868157B2 JP2868157B2 (en) | 1999-03-10 |
Family
ID=12581752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2040479A Expired - Fee Related JP2868157B2 (en) | 1990-02-21 | 1990-02-21 | Automatic hot water bath equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2868157B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11241859A (en) * | 1998-02-25 | 1999-09-07 | Noritz Corp | Hot-water pouring device for bath |
| JP2008128505A (en) * | 2006-11-17 | 2008-06-05 | Corona Corp | Hot water supply bath device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4681495B2 (en) * | 2006-04-24 | 2011-05-11 | 株式会社コロナ | One-can two-water channel reheating water heater |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63259348A (en) * | 1987-04-15 | 1988-10-26 | Gasutaa:Kk | Method of controlling hot water filling for automatic bath boiler having water heater |
| JPH01225859A (en) * | 1988-03-04 | 1989-09-08 | Noritz Corp | Automatic hot-water supplying bath device |
-
1990
- 1990-02-21 JP JP2040479A patent/JP2868157B2/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63259348A (en) * | 1987-04-15 | 1988-10-26 | Gasutaa:Kk | Method of controlling hot water filling for automatic bath boiler having water heater |
| JPH01225859A (en) * | 1988-03-04 | 1989-09-08 | Noritz Corp | Automatic hot-water supplying bath device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11241859A (en) * | 1998-02-25 | 1999-09-07 | Noritz Corp | Hot-water pouring device for bath |
| JP2008128505A (en) * | 2006-11-17 | 2008-06-05 | Corona Corp | Hot water supply bath device |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2868157B2 (en) | 1999-03-10 |
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