JP3167949B2 - Bath pot cleaning method and bath equipment - Google Patents
Bath pot cleaning method and bath equipmentInfo
- Publication number
- JP3167949B2 JP3167949B2 JP34089196A JP34089196A JP3167949B2 JP 3167949 B2 JP3167949 B2 JP 3167949B2 JP 34089196 A JP34089196 A JP 34089196A JP 34089196 A JP34089196 A JP 34089196A JP 3167949 B2 JP3167949 B2 JP 3167949B2
- Authority
- JP
- Japan
- Prior art keywords
- water level
- bathtub
- water
- heat exchanger
- opening
- 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.)
- Expired - Fee Related
Links
Landscapes
- Control For Baths (AREA)
Description
【０００１】[0001]
【発明の属する技術分野】この発明は、風呂釜、特に浴
槽に隣接設置され、一対の循環管を介して自然循環によ
り浴槽水を昇温加熱させる風呂釜について、その熱交換
器内部へ清浄水を注水して洗浄する洗浄方法、及びその
ような洗浄が行える風呂装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a bathtub, particularly a bathtub which is installed adjacent to a bathtub and heats and heats the bathtub water by natural circulation through a pair of circulation pipes. The present invention relates to a cleaning method of washing by pouring water into a bath, and a bath apparatus capable of performing such cleaning.
【０００２】[0002]
【従来の技術】図４に従来の風呂装置の概略構成を示
す。この風呂装置には、浴槽２へ給湯するための給湯用
熱交換器５及びこれを加熱する給湯用バーナ４を備える
と共に、浴槽２の浴槽水を追焚きするための風呂釜１を
備えている。給湯用熱交換器５は、水道元側の給水栓６
に接続される一方、その下流側は、図示の管路を経て、
浴槽２側の給湯栓５１と風呂釜１側の給湯栓５２とに接
続され、これらを介して浴槽２及び風呂釜１にそれぞれ
給湯される。2. Description of the Related Art FIG. 4 shows a schematic configuration of a conventional bath apparatus. The bath apparatus includes a hot water supply heat exchanger 5 for supplying hot water to the bathtub 2 and a hot water supply burner 4 for heating the same, and a bath kettle 1 for additionally heating the bathtub water in the bathtub 2. . The hot water supply heat exchanger 5 includes a water tap 6 on the water supply side.
, While the downstream side passes through the illustrated pipe line,
The hot water tap 51 on the bathtub 2 side and the hot water tap 52 on the bath kettle 1 side are connected to each other, and hot water is supplied to the bathtub 2 and the bath kettle 1 via these.
【０００３】風呂釜１は、熱交換器（胴体）１０とこれ
を加熱する追焚き用バーナ３とからなる。胴体１０の上
部には、上方に開口した注水口１４が設けられ、給湯栓
５２が開栓されると胴体１０の内部へ給湯される。また
胴体１０の内部には、複数の吸熱管１１が所定の勾配を
もって並列状に配設され、それぞれの吸熱管１１にはフ
ィン１２が設けられている。そしてこれら吸熱管１１を
取り囲む胴体１０のウォータジャケット１３，１３が、
吸熱管１１のそれぞれ開口両端部を連通するよう設けら
れている。（従って、図に示す向って右側のウォータジ
ャケット１３と向って左側のウォータジャケット１３と
は、それぞれ上下方向の全域において、紙面の向こう側
又は手前側で連通状態となっている。）胴体１０のう
ち、浴槽２側の側壁には、一対の循環口１５，１６が設
けられ、上部水管３１及び下部水管３２とを介して浴槽
２側の浴槽循環口２１，２２へ接続されている。これら
上下部水管３１，３２による配管は、上部循環口１５と
上部浴槽循環口２１とが上部水管３１により接続される
一方、下部循環口１６と下部浴槽循環口２２とが下部水
管３２により接続されている。従って、図で明らかなよ
うに、風呂釜１は、追焚き用バーナ３の加熱により、吸
熱管１１を加熱させ、上下部水管３１，３２を介して、
浴槽水を自然循環により追焚きする。[0003] The bath kettle 1 comprises a heat exchanger (body) 10 and a reheating burner 3 for heating the same. An upper opening of the body 10 is provided with a water inlet 14 that opens upward, and when the hot water tap 52 is opened, hot water is supplied into the body 10. A plurality of endothermic tubes 11 are arranged in parallel with a predetermined gradient inside the body 10, and each endothermic tube 11 is provided with a fin 12. The water jackets 13 of the body 10 surrounding the heat absorbing tubes 11 are
The heat absorbing tubes 11 are provided so as to communicate with both ends of the opening. (Accordingly, the water jacket 13 on the right side and the water jacket 13 on the left side shown in the drawing are in communication with each other on the other side or the front side of the paper in the entire vertical region.) A pair of circulation ports 15 and 16 are provided on the side wall of the bathtub 2, and are connected to the bathtub circulation ports 21 and 22 of the bathtub 2 via an upper water pipe 31 and a lower water pipe 32. In the pipes formed by the upper and lower water pipes 31, 32, the upper circulation port 15 and the upper bathtub circulation port 21 are connected by the upper water pipe 31, while the lower circulation port 16 and the lower bathtub circulation port 22 are connected by the lower water pipe 32. ing. Therefore, as is clear from the figure, the bath kettle 1 heats the heat absorption tube 11 by heating the reheating burner 3, and through the upper and lower water tubes 31 and 32,
Reheat the bath water by natural circulation.
【０００４】ところで、このような開放型の風呂釜１
は、使用しているうちに、胴体１０の内部が湯垢などの
付着で汚れ、衛生上好ましくない上、浴槽水を汚染する
原因ともなる。このため、注水口１４から清浄水を注水
し、胴体１０の内部に付着した汚れを落とす、風呂釜の
洗浄方法が従来より採用されている。図５はこのような
洗浄方法を説明する要部拡大図であり、図例は図４の概
略構成図と同一であり、同じ部位及び部材には、同様の
番号が付されている。図５ (a)及び (b)共に、注水口１
４から所定量の温水が給湯される一方、浴槽２側の排水
口２３は排水栓２４が外されて開栓されている。従って
注水口１４に給湯された温水は、胴体１０内部を洗浄し
て洗浄汚水となり、下部水管３２から浴槽２の排水口２
３を経て浴槽２外部へ排水される。[0004] By the way, such an open-type bath kettle 1
During use, the inside of the body 10 becomes dirty due to the adhesion of descaling and the like, which is not preferable for hygiene and also causes contamination of bathtub water. For this reason, a cleaning method for a bath kettle, in which clean water is injected from the water inlet 14 to remove dirt attached to the inside of the body 10, has conventionally been employed. FIG. 5 is an enlarged view of a main part for explaining such a cleaning method. The example of the drawing is the same as the schematic configuration diagram of FIG. 4, and the same parts and members are denoted by the same reference numerals. Fig. 5 In both (a) and (b), water inlet 1
While a predetermined amount of hot water is supplied from 4, the drain port 23 on the bathtub 2 side is opened with the drain plug 24 removed. Therefore, the hot water supplied to the water inlet 14 cleans the inside of the body 10 and becomes a filthy water.
The water is drained to the outside of the bath tub 2 through 3.
【０００５】図５のうち、 (a)では、浴槽水の残留水位
が上部浴槽循環口２１と下部浴槽循環口２２との中間の
水位Ｈｘ，Ｈｙや、或は下部浴槽循環口２２の近傍水位
Ｈｚにおいて、所定水位から所定時間経過後に給湯栓５
２から、所定水量の温水や水が給湯される。また (b)で
は、浴槽水が一度すべて排水された後、注水口１４から
所定水量が給湯される。いづれも洗浄汚水は、下部浴槽
循環口２２から浴槽２内を経て排水口２３から排出され
る。In FIG. 5, (a), the remaining water level of the bathtub water is Hx, Hy, which is an intermediate level between the upper bathtub circulation port 21 and the lower bathtub circulation port 22, or the water level near the lower bathtub circulation port 22. Hz, after a predetermined time elapses from a predetermined water level,
From 2, a predetermined amount of hot water or water is supplied. In (b), after the bathtub water is all drained once, a predetermined amount of water is supplied from the water inlet 14. In any case, the cleaning sewage is discharged from the lower bathtub circulation port 22 through the inside of the bathtub 2 through the drain port 23.
【０００６】[0006]
【発明が解決しようとする課題】このような従来の風呂
釜の洗浄方法では、胴体１０内部のうち、温水が通過す
るウォータジャケット１３の注水側の上部１３ｂの他、
部位１３ｃ及び１３ｄの下位部については、湯垢等が容
易に押し流されて洗浄される。しかしながら、注水され
た温水の通過経路とならない部位１３ａの他、吸熱管１
１内部等の胴体１０の上位部及び中位部では、注水され
た温水が行きわたらず、湯垢等が残り、十分に洗浄され
なかった。また上述のように胴体１０へ、注水された温
水が行きわたらない状態で、所定水位や所定時間の設定
に応じて給湯しても、浴槽２から排水される排水スピー
ドや注水口１４からの給湯タイミング等にバラツキが生
じ易く、結局のところ十分な洗浄ができなかった。更
に、注水口１４からの注水される給湯量を増やす一方、
給湯温度をより高温に設定して対応しても、十分な効果
が得られず、却って温水を浪費し、加えて高温給湯によ
る火傷などに注意する必要もあった。In such a conventional method for cleaning a bath kettle, in addition to the upper part 13b of the water jacket 13 inside the body 10 through which the warm water passes,
In the lower part of the parts 13c and 13d, descaling and the like are easily washed away by washing. However, in addition to the portion 13a that does not serve as a passage for the injected hot water, the heat absorbing tube 1
In the upper part and the middle part of the body 10 such as the inside of 1, the injected hot water did not reach, and the scale was left and was not sufficiently washed. In addition, as described above, even if hot water is supplied according to the setting of the predetermined water level and the predetermined time in a state where the injected hot water does not reach the body 10, the drainage speed drained from the bathtub 2 and the hot water supply from the water inlet 14. The timing and the like tended to vary, and as a result, sufficient cleaning could not be performed. Furthermore, while increasing the amount of hot water supplied from the water inlet 14,
Even if the hot water supply temperature is set to a higher temperature, a sufficient effect cannot be obtained. On the contrary, it is necessary to pay attention to burns and the like caused by wasting hot water.
【０００７】本発明は、上記課題を解決するためになさ
れたものであって、その目的とするところは、風呂釜の
熱交換器胴体内部に湯垢を残すことなく、まんべんなく
洗浄することができ、常に安定した状態で且つ最小必要
限の水量でもって確実に洗浄することができる、風呂釜
の洗浄方法及びそのような洗浄が行える風呂装置を提供
することにある。The present invention has been made in order to solve the above-mentioned problems, and an object of the present invention is to be able to wash evenly without leaving scale inside a heat exchanger body of a bath kettle. It is an object of the present invention to provide a method of cleaning a bath kettle and a bath apparatus capable of performing such cleaning, which can always be reliably washed in a stable state and with a minimum necessary amount of water.
【０００８】[0008]
【課題を解決するための手段】前述した目的を達成する
ために、本発明にかかる請求項１記載の風呂釜洗浄方法
は、『上部水管と下部水管とからなる循環管が、熱交換
器の側壁から、浴槽に設けた上部浴槽循環口と下部浴槽
循環口とからなる浴槽循環口へ接続され、前記熱交換器
から前記循環管を介して浴槽水が自然循環により加熱昇
温される、風呂釜について、前記熱交換器の内部へ清浄
水を注水して洗浄する風呂釜洗浄方法であって、前記浴
槽水を排出させ、前記浴槽水の排出中において、前記浴
槽水の浴槽水位が、前記上部浴槽循環口の開口上縁を下
回った時に、前記熱交換器の上部から温水を落とし込
み、前記熱交換器内部の残留浴槽水と共に洗浄汚水を排
出させるようにした』ことを特徴とする。In order to achieve the above-mentioned object, according to the first aspect of the present invention, there is provided a method for cleaning a bath kettle, wherein a circulating pipe comprising an upper water pipe and a lower water pipe is provided in a heat exchanger. A bath connected from the side wall to a bathtub circulation port formed of an upper bathtub circulation port and a lower bathtub circulation port provided in the bathtub, and the bathtub water is heated and heated by natural circulation from the heat exchanger via the circulation pipe; A water bath cleaning method for pouring clean water into the inside of the heat exchanger for cleaning the water bath, wherein the bath water is discharged, and while the bath water is being discharged, the bath water level of the bath water is the water bath. When the temperature falls below the upper edge of the opening of the upper tub circulation port, the hot water is dropped from the upper part of the heat exchanger, and the cleaning sewage is discharged together with the residual tub water inside the heat exchanger. "
【０００９】この発明によれば、浴槽水の排出中におい
て、浴槽水の浴槽水位が、上部浴槽循環口の開口上縁を
下回った時に、熱交換器の上部から洗浄のための温水を
落とし込むようにした。浴槽水位が、上部浴槽循環口の
開口上縁を下回った水位とは、浴槽と熱交換器との間で
上部水管及び下部水管による循環可能な水位であり、こ
の水位で落とし込まれた温水は、浴槽と熱交換器との間
で流動性を有している。このような流動性を有した状態
が、熱交換器内部において最も高水位に位置付けられ
る。このため、熱交換器に落とし込まれた温水は、熱交
換器内部の高位部にも十分行きわたり、内部の湯垢に作
用してこれを洗浄することができる。そして、この洗浄
による汚水は、熱交換器内部の残留浴槽水と共に浴槽側
へ容易に排出され、それと伴に熱交換器内部の高位部か
ら低位部までの全般にわたり洗浄することができる。According to the present invention, when the bathtub water level falls below the upper edge of the opening of the upper bathtub circulation port during the discharge of the bathtub water, hot water for washing is dropped from the upper part of the heat exchanger. I made it. The water level at which the bathtub water level falls below the upper edge of the opening of the upper bathtub circulation opening is the water level at which the upper water pipe and the lower water pipe can circulate between the bathtub and the heat exchanger, and the hot water dropped at this water level is It has fluidity between the bathtub and the heat exchanger. The state having such fluidity is positioned at the highest water level inside the heat exchanger. For this reason, the hot water dropped into the heat exchanger can sufficiently reach the high-order portion inside the heat exchanger, and can act on the internal descaling to wash it. Then, the sewage by this washing is easily discharged to the bathtub side together with the remaining bathtub water inside the heat exchanger, and along with that, it can be washed over from the high part to the low part inside the heat exchanger.
【００１０】熱交換器に落とし込まれた温水は、熱交換
器内部の高位部に十分行きわたる状態とされるから、浴
槽から排水される排水スピードや温水の落とし込みのタ
イミング等にバラツキがあっても、その影響を受けるこ
とが少なく、安定した洗浄が行える。また熱交換器内部
における高水位において、温水の落とし込みを行い、熱
交換器内部の浴槽残留水と共に洗浄汚水を排出するよう
にしたから、落とし込みに必要な水量が最小限に抑えら
れる。[0010] Since the hot water dropped into the heat exchanger is sufficiently spread to the high part inside the heat exchanger, there are variations in the drainage speed drained from the bathtub and the timing of dropping the hot water. Is less affected by this, and stable cleaning can be performed. Also, at the high water level inside the heat exchanger, the hot water is dropped, and the cleaning sewage is discharged together with the water remaining in the bathtub inside the heat exchanger. Therefore, the amount of water required for dropping is minimized.
【００１１】本発明にかかる請求項２記載の風呂釜洗浄
方法は、請求項１記載の発明を限定し、『前記温水の落
とし込みは、浴槽水位が、前記下部浴槽循環口に到達す
るまでに一度停止され、その後、前記浴槽水位が前記下
部浴槽循環口の開口下縁を下回った時に再び行われるよ
うにした』ことを特徴とする。この発明によれば、温水
の落とし込みを、浴槽水位が上部浴槽循環口の開口上縁
を下回った時に行った後、更に浴槽水位が下部浴槽循環
口の開口下縁を下回った時に再び行われるよう、分散さ
せて行った。この場合、浴槽水位が、下部浴槽循環口の
開口下縁を下回った水位とは、浴槽と熱交換器との間で
下部水管による流通可能な水位であり、この水位で落と
し込まれた温水は、浴槽と熱交換器との間で流動性を有
し、熱交換器内部でこの水位に対応した各部に行きわた
る。このため、熱交換器内部の下位部でも十分な洗浄が
行える。従って全体として熱交換器内部の全域にわたり
まんべんなく洗浄することができ、しかも分散させて温
水の落とし込みをするようにしたから、必要最小限の水
量で洗浄することができる。According to a second aspect of the present invention, there is provided a method for cleaning a bath, wherein the hot water is dropped once until the bathtub water level reaches the lower bathtub circulation port. Stopped, and then performed again when the bathtub water level falls below the lower edge of the opening of the lower bathtub circulation port. " According to the present invention, the dropping of the hot water is performed when the bathtub water level falls below the upper edge of the opening of the upper bathtub circulation port, and then again when the bathtub water level falls below the lower edge of the opening of the lower bathtub circulation port. And dispersed. In this case, the water level at which the bathtub water level falls below the lower edge of the opening of the lower bathtub circulation port is a water level that can be circulated by the lower water pipe between the bathtub and the heat exchanger, and the hot water dropped at this water level is The fluid has fluidity between the bathtub and the heat exchanger, and is distributed to various parts corresponding to the water level inside the heat exchanger. For this reason, sufficient cleaning can be performed even in the lower part inside the heat exchanger. Therefore, it is possible to wash the entire heat exchanger uniformly throughout the heat exchanger, and furthermore, since the hot water is dropped by dispersing, the washing can be performed with a minimum necessary amount of water.
【００１２】本発明にかかる請求項３記載の風呂釜洗浄
方法は、請求項１記載の発明を限定し、『前記浴槽水位
が前記上部浴槽循環口の開口上縁を下回ったとの判断
は、水位検知手段により浴槽水位が検知され、前記開口
上縁を基準水位とする検知出力と、前記基準水位から所
定水位に低下した時の検知出力との比較によって行われ
る』ことを特徴とする。この発明によれば、水位検知手
段を用いて所定水位の検知を行うようにしたから、取付
け及び設置が容易で正確な水位検知ができる。According to a third aspect of the present invention, there is provided a method for cleaning a bath kettle, which restricts the invention according to the first aspect, wherein “the determination that the bathtub water level has fallen below the upper edge of the opening of the upper bathtub circulation port is based on The water level of the bathtub is detected by the detecting means, and the detection is performed by comparing the detection output with the upper edge of the opening as a reference water level and the detection output when the water level drops from the reference water level to a predetermined water level ”. According to the present invention, the predetermined water level is detected by using the water level detection means, so that the water level can be easily and accurately installed and installed.
【００１３】本発明にかかる請求項４記載の風呂釜洗浄
方法は、請求項２記載の発明を限定し、『前記浴槽水位
が前記下部浴槽循環口の開口下縁を下回ったとの判断
は、水位検知手段により浴槽水位が検知され、前記開口
下縁を基準水位とする検知出力と、前記基準水位から所
定水位に低下した時の検知出力との比較によって行われ
る』ことを特徴とうする。この発明によれば、請求項３
記載と同様に、水位検知手段を用いて、所定水位の検知
を行うようにしたから、取付け及び設置が容易で正確な
水位検知ができる。According to a fourth aspect of the present invention, there is provided a method for cleaning a bathtub, wherein the water bath level is determined to be below the lower edge of the lower bathtub circulation port. The water level of the bathtub is detected by the detecting means, and the detection is performed by comparing a detection output with the lower edge of the opening as a reference water level and a detection output when the water level falls from the reference water level to a predetermined water level ”. According to the present invention, claim 3
As described above, the predetermined water level is detected using the water level detection means, so that the water level can be easily and accurately installed and installed.
【００１４】本発明にかかる請求項５記載の風呂釜洗浄
方法は、請求項２記載の発明を限定し、『前記浴槽水位
が前記下部浴槽循環口の開口下縁を下回ったとの判断
は、水位検知手段により浴槽水位が検知され、前記浴槽
水位が前記下部浴槽循環口の開口下縁に到達するまでの
特定水位となった時から、所定時間が経過した時点とさ
れる』ことを特徴とする。この発明によれば、上記判断
は、浴槽水位が前記下部浴槽循環口の開口下縁に到達す
るまでの特定水位となった時から、所定時間が経過した
時点とした。このため、下部浴槽循環口の開口下縁を下
回った時の浴槽水位が、水位検知手段の下位検知能力の
限界を越えるような、低水位であっても、予め浴槽水の
排水スピードに対応して、所定時間を設定しておき、こ
の所定時間が経過した時点とすることにより、容易に上
記下回った水位を特定することができる。またそのため
に特別な方法や手間を要さない。According to a fifth aspect of the present invention, there is provided a method for cleaning a bath kettle, which restricts the invention according to the second aspect, wherein "the determination that the bathtub water level has fallen below the lower edge of the opening of the lower bathtub circulation port is based on The bathtub water level is detected by the detecting means, and the bathtub water level reaches a specific water level until the bathtub water level reaches the lower edge of the opening of the lower bathtub circulation port. . According to the present invention, the above determination is made at a point in time when a predetermined time elapses from a time when the bathtub water level reaches a specific water level until reaching the lower edge of the opening of the lower bathtub circulation port. For this reason, even if the bathtub water level when the water level falls below the lower edge of the lower bathtub circulation opening exceeds the lower limit of the lower detection capability of the water level detection means, the water level of the bathtub water must be adjusted in advance. By setting a predetermined time and setting the time when the predetermined time has elapsed, it is possible to easily specify the water level below the predetermined level. Also, no special method or effort is required for that.
【００１５】本発明にかかる請求項６記載の風呂装置
は、『胴体の側壁に一対の循環口を備えると共に、前記
胴体の上部に胴体内部へ注水するための注水口を備えた
熱交換器と、前記熱交換器を加熱する加熱器とを備え、
上部水管と下部水管とからなる循環管が、前記循環口か
ら浴槽に設けられた一対の浴槽循環口に接続され、前記
熱交換器から前記循環管を介して浴槽水を自然循環によ
り加熱昇温させる風呂釜と、前記熱交換器の前記注水口
に接続され、前記熱交換器内部へ温水を給湯する給湯手
段と、前記浴槽水の水位を検知する水位検知手段と、前
記浴槽水が排出中、前記水位検知手段が、前記浴槽循環
口のうち上部浴槽循環口の開口上縁を下回った時の水位
を検知した時に、前記給湯手段を能動化させ、前記給湯
手段の給湯により前記熱交換器内部の洗浄を行う制御手
段とを、備えた』ことを特徴としている。According to a sixth aspect of the present invention, there is provided a bath apparatus comprising: a heat exchanger provided with a pair of circulation ports on a side wall of the body, and a water supply port provided at an upper part of the body for supplying water to the inside of the body; A heater for heating the heat exchanger,
A circulation pipe consisting of an upper water pipe and a lower water pipe is connected from the circulation port to a pair of bathtub circulation ports provided in the bathtub, and the bathtub water is heated and heated by natural circulation from the heat exchanger via the circulation pipe. A bath kettle to be heated, hot water supply means connected to the water inlet of the heat exchanger for supplying hot water to the inside of the heat exchanger, water level detecting means for detecting a water level of the bathtub water, and the bathtub water is being discharged When the water level detection means detects a water level when the water level falls below the upper edge of the opening of the upper bathtub circulation port in the bathtub circulation port, the water supply means is activated, and the heat exchanger is supplied by the hot water supply means. And control means for cleaning the inside. "
【００１６】この解決手段によれば、浴槽水の排出中、
浴槽水の浴槽水位が、上部浴槽循環口の開口上縁を下回
った時に、制御手段により給湯手段を能動化させ、熱交
換器の注水口から洗浄のための給湯を行うようにした。
浴槽水位が、上部浴槽循環口の開口上縁を下回った水位
とは、浴槽と熱交換器との間で上部水管及び下部水管に
よる循環可能な水位であり、この水位での給湯は、浴槽
と熱交換器との間で流動性を有している。このような流
動性を有した状態が、熱交換器内部において最も高水位
に位置付けられる。このため、熱交換器に給湯された温
水は、熱交換器内部の高位部にも十分行きわたり、内部
の湯垢に作用してこれを洗浄することができる。そし
て、この洗浄による汚水は、熱交換器内部の残留浴槽水
と共に浴槽側へ容易に排出され、それと伴に熱交換器内
部の高位部から低位部までの全般にわたり洗浄すること
ができる。According to this solution, during the discharge of bath water,
When the bathtub water level falls below the upper edge of the opening of the upper bathtub circulation port, the control means activates the hot water supply means to supply hot water for washing from the water injection port of the heat exchanger.
The water level at which the bathtub water level falls below the upper edge of the opening of the upper bathtub circulation port is a water level that can be circulated between the bathtub and the heat exchanger by the upper water pipe and the lower water pipe. It has fluidity with the heat exchanger. The state having such fluidity is positioned at the highest water level inside the heat exchanger. For this reason, the hot water supplied to the heat exchanger can sufficiently reach the high-order portion inside the heat exchanger, and can act on the internal descaling to wash it. Then, the sewage by this washing is easily discharged to the bathtub side together with the remaining bathtub water inside the heat exchanger, and along with that, it can be washed over from the high part to the low part inside the heat exchanger.
【００１７】熱交換器へ給湯された温水は、熱交換器内
部の高位部に十分行きわたる状態とされるから、浴槽か
ら排水される排水スピードや温水の落とし込みのタイミ
ング等にバラツキがあっても、その影響を受けることが
少なく、安定した洗浄が行える。また熱交換器内部にお
ける高水位において、給湯を行い、熱交換器内部の浴槽
残留水と共に洗浄汚水を排出するようにしたから、給湯
に必要な水量が最小限に抑えられる。Since the hot water supplied to the heat exchanger is sufficiently spread to the high part inside the heat exchanger, even if the speed of drainage from the bathtub and the timing of dropping of the hot water vary. , And is less affected by this, and stable cleaning can be performed. Further, hot water is supplied at a high water level inside the heat exchanger, and the cleaning sewage is discharged together with residual water in the bathtub inside the heat exchanger, so that the amount of water required for hot water supply can be minimized.
【００１８】本発明にかかる請求項７記載の風呂装置
は、請求項６記載を限定し、『更に前記制御手段は、前
記浴槽水の水位が前記浴槽循環口のうち下部浴槽循環口
に達するまでに、前記給湯手段を一度非能動化させ、そ
の後、前記浴槽水の水位が前記下部浴槽循環口の開口下
縁を下回った時に、再び前記給湯手段を能動化させる』
ことを特徴とする。この解決手段によれば、給湯手段の
能動化を、浴槽水位が上部浴槽循環口の開口上縁を下回
った時に行った後、更に浴槽水位が下部浴槽循環口の開
口下縁を下回った時に再び行われるよう、分散させて行
った。この場合、浴槽水位が、下部浴槽循環口の開口下
縁を下回った水位とは、浴槽と熱交換器との間で下部水
管による流通可能な水位であり、この水位での給湯によ
る温水は、浴槽と熱交換器との間で流動性を有し、熱交
換器内部でこの水位に対応した各部に行きわたる。この
ため、熱交換器内部の下位部でも十分な洗浄が行える。
従って全体として熱交換器内部の全域にわたりまんべん
なく洗浄することができ、しかも分散させて給湯手段を
能動化させ給湯させるようにしたから、必要最小限の水
量で洗浄することができる。A bath apparatus according to a seventh aspect of the present invention provides the bath apparatus according to the sixth aspect, further comprising: "the control unit determines that the water level of the bathtub water reaches the lower bathtub circulation port of the bathtub circulation port. Then, once the hot water supply means is deactivated, and then when the water level of the bathtub water falls below the lower edge of the opening of the lower bathtub circulation port, the hot water supply means is activated again. "
It is characterized by the following. According to this solution, the activation of the hot water supply means is performed when the bathtub water level falls below the upper edge of the opening of the upper bathtub circulation port, and then again when the bathtub water level falls below the lower edge of the opening of the lower bathtub circulation port. It was performed in a dispersed manner to be performed. In this case, the water level at which the bathtub water level falls below the lower edge of the opening of the lower bathtub circulation port is a water level that can be circulated through the lower water pipe between the bathtub and the heat exchanger, and hot water supplied by hot water at this water level is It has fluidity between the bathtub and the heat exchanger and spreads to various parts corresponding to this water level inside the heat exchanger. For this reason, sufficient cleaning can be performed even in the lower part inside the heat exchanger.
Therefore, the entire heat exchanger can be washed uniformly over the entire area, and since the hot water supply means is activated by dispersing the heat, the washing can be performed with a minimum necessary amount of water.
【００１９】本発明にかかる請求項８記載の風呂装置
は、請求項６記載を限定し、『前記上部浴槽循環口の開
口上縁を下回ったときの水位検知は、前記開口上縁を基
準水位とする検知出力と、前記基準水位から所定水位に
低下した時の検知出力との比較によって行われる』こと
を特徴とする。この解決手段によれば、水位検知手段を
用いて所定水位の検知を行うようにしたから、取付け及
び設置が容易で正確な水位検知ができる。[0019] The bath apparatus according to claim 8 of the present invention is characterized in that the water level detection when the water level falls below the upper edge of the opening of the upper bath circulating port is determined based on the reference water level. And a detection output when the water level drops from the reference water level to a predetermined water level. " According to this solution, the predetermined water level is detected using the water level detection means, so that the water level can be easily and accurately installed and installed.
【００２０】本発明にかかる請求項９記載の風呂装置
は、請求項７記載を限定し、『前記下部浴槽循環口の開
口下縁を下回ったときの水位検知は、前記開口下縁を基
準水位とする検知出力と、前記基準水位から所定水位に
低下した時の検知出力との比較によって行われる』こと
を特徴とする。この解決手段によれば、水位検知手段を
用いて所定水位の検知を行うようにしたから、請求項８
記載と同様に、取付け及び設置が容易で正確な水位検知
ができる。According to the ninth aspect of the present invention, there is provided a bath apparatus according to the seventh aspect, wherein "the water level detection when the water level falls below the lower edge of the opening of the lower bathtub circulation port is determined based on the reference water level. And a detection output when the water level drops from the reference water level to a predetermined water level. " According to this solution, the predetermined water level is detected using the water level detection means.
As described, installation and installation are easy and accurate water level detection is possible.
【００２１】本発明にかかる請求項１０記載の風呂装置
は、請求項７記載を限定し、『前記制御手段には、前記
下部浴槽循環口の開口下縁を下回ったときの水位検知の
ため、前記浴槽水の水位が前記下部浴槽循環口の開口下
縁に到達するまでの特定水位となった時から、所定時間
が経過した時点とするタイマー装置を備える』ことを特
徴とする。この解決手段によれば、下部浴槽循環口の開
口上縁を下回った時の浴槽水位が、水位検知手段の下位
検知能力の限界を越えるような、低水位であっても、予
め浴槽水の排水スピードに対応して、タイマー装置によ
って所定時間を設定しておき、この所定時間が経過した
時点とすることにより、容易に上記下回った時の水位を
特定することができる。またそのために特別な方法や手
間を要さない。According to a tenth aspect of the present invention, there is provided a bath apparatus as defined in the seventh aspect, wherein the control means detects a water level when the water level falls below a lower edge of the lower bathtub circulation port. A timer device is provided to determine when a predetermined time has elapsed from the time when the water level of the bathtub water reaches a specific water level until reaching the lower edge of the opening of the lower bathtub circulation port. " According to this solution, even if the bathtub water level when the water level falls below the upper edge of the opening of the lower bathtub circulation port exceeds the lower limit of the lower level detection capability of the water level detection means, the bathtub water is drained in advance. A predetermined time is set by a timer device in accordance with the speed, and by setting the time when the predetermined time has elapsed, it is possible to easily specify the water level when the water level falls below the predetermined value. Also, no special method or effort is required for that.
【００２２】[0022]
【発明の効果】上記したように、請求項１記載の発明に
よれば、熱交換器内部の高位部から低位部までの全般に
わたり洗浄することができる。そして熱交換器に落とし
込まれた温水は、熱交換器内部の高位部に十分行きわた
る状態とされるから、浴槽から排水される排水スピード
や温水の落とし込みのタイミング等にバラツキがあって
も、その影響を受けることが少なく、安定した洗浄が行
える。また熱交換器内部における高水位において、温水
の落とし込みを行い、熱交換器内部の浴槽残留水と共に
洗浄汚水を排出するようにしたから、落とし込みに必要
な水量が最小限に抑えられる。請求項２記載の発明によ
れば、温水の落とし込みを、浴槽水位が上部浴槽循環口
の開口上縁を下回った時に行った後、更に浴槽水位が下
部浴槽循環口の開口下縁を下回った時に再び行われるよ
う、分散させて行った。このため熱交換器内部の全域に
わたりまんべんなく洗浄することができ、必要最小限の
水量で洗浄することができる。As described above, according to the first aspect of the present invention, it is possible to clean the entire heat exchanger from the high-order part to the low-order part. And since the hot water dropped into the heat exchanger is in a state of sufficiently spreading to the high part inside the heat exchanger, even if there is variation in the drainage speed drained from the bathtub or the timing of dropping the hot water, It is less affected by this and stable cleaning can be performed. Also, at the high water level inside the heat exchanger, the hot water is dropped, and the cleaning sewage is discharged together with the water remaining in the bathtub inside the heat exchanger. Therefore, the amount of water required for dropping is minimized. According to the invention as set forth in claim 2, after the drop of the hot water is performed when the bathtub water level falls below the opening upper edge of the upper bathtub circulation port, and further when the bathtub water level falls below the opening lower edge of the lower bathtub circulation port. Dispersion was performed so as to be performed again. For this reason, it is possible to wash the entire area inside the heat exchanger evenly, and it is possible to wash with a minimum necessary amount of water.
【００２３】請求項３記載の発明によれば、水位検知手
段を用いて所定水位の検知を行うようにしたから、取付
け及び設置が容易で正確な水位検知ができる。請求項４
記載の発明によれば、請求項３記載と同様に、取付け及
び設置が容易で正確な水位検知ができる。請求項５記載
の発明によれば、下部浴槽循環口の開口下縁を下回った
時の浴槽水位が、水位検知手段の下位検知能力の限界を
越えるような、低水位であっても、予め浴槽水の排水ス
ピードに対応して、所定時間を設定しておき、この所定
時間が経過した時点とすることにより、容易に上記下回
った時の水位を特定することができる。またそのために
特別な方法や手間を要さない。According to the third aspect of the present invention, since the predetermined water level is detected using the water level detecting means, the water level can be easily and accurately installed and installed. Claim 4
According to the invention described above, similarly to the third aspect, the mounting and installation are easy and the water level can be accurately detected. According to the invention as set forth in claim 5, even if the bathtub water level when the water level falls below the lower edge of the opening of the lower bathtub circulation port exceeds the limit of the lower detection ability of the water level detection means, the bathtub is set in advance. By setting a predetermined time in accordance with the drainage speed of water and setting the time when the predetermined time has elapsed, it is possible to easily specify the water level when the water level falls below the predetermined value. Also, no special method or effort is required for that.
【００２４】請求項６記載の発明によれば、熱交換器内
部の高位部から低位部までの全般にわたり洗浄すること
ができる。そして熱交換器へ給湯された温水は、熱交換
器内部の高位部に十分行きわたる状態とされるから、浴
槽から排水される排水スピードや温水の落とし込みのタ
イミング等にバラツキがあっても、その影響を受けるこ
とが少なく、安定した洗浄が行える。また熱交換器内部
における高水位において、給湯を行い、熱交換器内部の
浴槽残留水と共に洗浄汚水を排出するようにしたから、
給湯に必要な水量が最小限に抑えられる。According to the sixth aspect of the present invention, it is possible to clean the entire heat exchanger from the high-order part to the low-order part. Since the hot water supplied to the heat exchanger is sufficiently spread to the high part inside the heat exchanger, even if there is a variation in the drainage speed drained from the bathtub or the timing of dropping of the hot water, there is a problem. There is little influence and stable washing can be performed. Also, at the high water level inside the heat exchanger, hot water is supplied, and the cleaning sewage is discharged together with the bathtub residual water inside the heat exchanger.
The amount of water required for hot water supply is minimized.
【００２５】請求項７記載の発明によれば、熱交換器内
部の下位部でも十分な洗浄が行え、全体として熱交換器
内部の全域にわたりまんべんなく洗浄することができ
る。しかも分散させて給湯手段を能動化させ給湯させる
ようにしたから、必要最小限の水量で洗浄することがで
きる。請求項８記載の発明によれば、水位検知手段を用
いて所定水位の検知を行うようにしたから、取付け及び
設置が容易で正確な水位検知ができる。請求項９記載の
発明によれば、請求項８記載と同様に、取付け及び設置
が容易で正確な水位検知ができる。請求項１０記載の発
明によれば、下部浴槽循環口の開口下縁を下回った時の
浴槽水位が、水位検知手段の下位検知能力の限界を越え
るような、低水位であっても、予め浴槽水の排水スピー
ドに対応して、タイマー装置によって所定時間を設定し
ておき、この所定時間が経過した時点とすることによ
り、容易に上記下回った時の水位を特定することができ
る。またそのために特別な方法や手間を要さない。According to the seventh aspect of the present invention, sufficient cleaning can be performed even in the lower part inside the heat exchanger, and the entire area inside the heat exchanger can be cleaned uniformly. In addition, since the hot water supply means is activated to supply hot water by dispersing, it is possible to wash with a minimum necessary amount of water. According to the invention of claim 8, since the predetermined water level is detected by using the water level detecting means, the water level can be easily and accurately installed and installed. According to the ninth aspect, similarly to the eighth aspect, the water level can be easily and accurately installed and installed. According to the invention as set forth in claim 10, even if the bathtub water level when the water level falls below the lower edge of the opening of the lower bathtub circulation port exceeds the limit of the lower level detection capability of the water level detection means, the bathtub is set in advance. A predetermined time is set by a timer device in accordance with the drainage speed of the water, and the time when the predetermined time elapses can be easily specified. Also, no special method or effort is required for that.
【００２６】[0026]
【発明の実施の形態】以下、本発明の実施の形態を、図
示例と共に説明する。図１は風呂装置の全体構成及びそ
の構成部材の配設状態を示す概要図である。図２は、図
１の風呂釜洗浄を説明するための要部構成図である。図
３は本発明の風呂釜を洗浄する洗浄動作のフローチャー
トである。なお本発明の風呂釜１は、図４風呂釜と同じ
基本構成を有し、図１及び図２で用いる部材及び部位を
示すもののうち、図４で用いた同様のものには同じ番号
が付してある。図１において、風呂釜１は、熱交換器胴
体１０が上部水管３１及び下部水管３２を介して浴槽２
側に接続され、追焚きバーナ３の加熱により、浴槽水が
自然循環により加熱昇温される開放型を用いたものであ
る。Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a schematic diagram showing an overall configuration of a bath apparatus and an arrangement state of its constituent members. FIG. 2 is a main part configuration diagram for explaining the bath kettle cleaning of FIG. FIG. 3 is a flowchart of the cleaning operation for cleaning the bath kettle of the present invention. The bath kettle 1 of the present invention has the same basic configuration as the bath kettle in FIG. 4, and among the members and parts used in FIGS. 1 and 2, the same members used in FIG. I have. In FIG. 1, a bathtub 1 includes a heat exchanger body 10 having a bathtub 2 through an upper water pipe 31 and a lower water pipe 32.
The open type is connected to the side, and the bathtub water is heated and heated by natural circulation by heating the reburning burner 3.
【００２７】風呂釜１には、追焚き用バーナ３や給湯用
バーナ４等のオン−オフ制御や給湯栓５１，５２等の開
閉を制御するコントローラＣが設けられている。本実施
におけるコントローラＣは、主として、風呂釜１の熱交
換器胴体１０を洗浄するために用いられる。給湯用熱交
換器５と給水栓６との間には、配管管路内に水量センサ
Ｑが設けられ、その信号線路はコントローラＣへ接続さ
れている。水量センサＱは給湯用熱交換器５を通過する
水量を検知し、検知出力をコントローラＣに送る。浴槽
２には、水位センサＰが設けられ、その信号線路は同様
にコントローラＣへ接続されている。水位センサＰは、
浴槽２内の水位を圧力として間接的に検知し、その検知
出力をコントローラＣに送る。コントローラＣには、電
源ＰＷＲ、タイマーＴ及びコントローラＣを指令するた
めのリモコンＲ等が接続されている。The bath kettle 1 is provided with a controller C for controlling the on / off control of the additional heating burner 3 and the hot water supply burner 4 and the opening and closing of the hot water taps 51, 52 and the like. The controller C in the present embodiment is mainly used for cleaning the heat exchanger body 10 of the bath kettle 1. Between the hot water supply heat exchanger 5 and the water tap 6, a water quantity sensor Q is provided in a piping pipe, and its signal line is connected to the controller C. The water amount sensor Q detects the amount of water passing through the hot water supply heat exchanger 5 and sends a detection output to the controller C. The bathtub 2 is provided with a water level sensor P, the signal line of which is likewise connected to the controller C. The water level sensor P is
The water level in the bathtub 2 is indirectly detected as pressure, and the detection output is sent to the controller C. A power supply PWR, a timer T, a remote controller R for commanding the controller C, and the like are connected to the controller C.
【００２８】浴槽２への湯張りは、給水栓６及び給湯栓
５１が開栓されると共に、給湯用バーナ４がオン状態と
され、その際、水位センサＰや水量センサＱの検知出力
でコントローラＣが制御され、所定温度及び浴槽２の所
定水位で湯張りされる。また浴槽２に湯張りされた浴槽
水を追焚きする際は、追焚き用バーナ３がオン状態とさ
れ、加熱昇温される。To fill the bathtub 2, the water tap 6 and the water tap 51 are opened, and the hot water burner 4 is turned on. C is controlled and the bath is filled with a predetermined temperature and a predetermined water level of the bathtub 2. Further, when reheating the bathtub water filled in the bathtub 2, the reburning burner 3 is turned on, and the temperature is increased by heating.
【００２９】次に、本風呂装置における風呂釜１の洗浄
動作について、図２及び図３を参照して説明する。浴槽
２への湯張りが終了し、或は追焚きが終了して、浴槽２
を使用しない状態(S1)とされた後、浴槽２の排水栓２４
を外し、排水口２３を開栓させて排水させる(S2)。これ
により浴槽水の排水に伴い、浴槽２の水位は低下する。
コントローラＣは電源ＰＷＲがオン状態か(S3)を確認
し、オン状態と確認されると次のステップ(S4)へ進む。
もし電源ＰＷＲがオフ状態とされる時は、リモコンＲか
らコントローラＣに風呂釜洗浄の指令が出ておらず、通
常の浴槽水の排水とされる。Next, the cleaning operation of the bath kettle 1 in the present bath apparatus will be described with reference to FIGS. The bathing of the bathtub 2 is completed or the reheating is completed, and the bathtub 2
Is not used (S1), and then the drain plug 24 of the bathtub 2 is
Is removed, and the drain port 23 is opened to drain (S2). As a result, the water level in the bathtub 2 decreases with the drainage of the bathtub water.
The controller C checks whether the power supply PWR is in the ON state (S3), and proceeds to the next step (S4) when it is confirmed that the power supply PWR is in the ON state.
If the power supply PWR is turned off, no instruction is given from the remote controller R to the controller C to wash the bath, and the bath water is drained normally.
【００３０】ここで図２ (a)に示すように、浴槽２に設
けられた水位センサＰは浴槽水位を検知し、本実施で
は、上部浴槽循環口２１の開口上縁の水位を基準水位Ｈ
0 と設定すると共に、この基準水位Ｈ0 から２０ｍｍ低
下した時の水位を検知し、その水位となった時にコント
ローラＣの制御により、注水口１４から湯張り動作をさ
せる。Here, as shown in FIG. 2A, a water level sensor P provided in the bathtub 2 detects the bathtub water level. In the present embodiment, the water level at the upper edge of the opening of the upper bathtub circulation port 21 is used as a reference water level H.
At the same time as setting to 0 , the water level at the time when the reference water level is lowered by 20 mm from the reference water level H 0 is detected, and when the water level is reached, the filling operation is performed from the water injection port 14 under the control of the controller C.
【００３１】これによりステップ(S4)において、水位セ
ンサＰが基準水位Ｈ0 と浴槽水位とを比較し、浴槽水位
が、基準水位Ｈ0 から２０ｍｍ低下した水位よりも依然
として高いかどうかの判断を求め、Ｎｏとされた時、即
ち浴槽水位が、基準水位Ｈ0から２０ｍｍ低下した水位
となった時に、湯張り動作(S5)が行われる。湯張動作(S
5)は、図１に示すように、給水栓６及び給湯栓５２が開
栓され、給湯用バーナ４がオン状態とされ、水量センサ
Ｑの検知により、所定水量の温水が注水口１４を通じて
熱交換器胴体１０に湯張りされる。本実施では、給湯温
度に設定され、１０リットルが湯張りされる。浴槽水位
が、基準水位Ｈ0 から２０ｍｍ低下した水位は、浴槽２
と熱交換器胴体１０との間で上部水管３１及び下部水管
３２による循環可能な水位であり、胴体１０内部におい
て浴槽水及び湯張りされた水の流動性が良く、しかも熱
交換器胴体１０内部での高水位に位置付けられるから、
この水位で湯張りすることにより、熱交換器胴体１０の
内部で特にウォータジャケット１３の高部位１３ａにま
で、水が行きわたり、湯垢に作用して十分な洗浄を行う
ことができる。そしてこの洗浄は、熱交換器胴体１０内
部の残留浴槽水と共に浴槽２側へ容易に排出され、それ
と伴に熱交換器胴体１０内部の高位部から低位部までの
全般にわたり洗浄することができる。更に注水口１４に
湯張りされた温水は、熱交換器胴体１０内部の高位部に
十分行きわたる状態とされるから、浴槽２から排水され
る排水スピードや温水の湯張りするタイミング等にバラ
ツキがあっても、その影響を受けることが少なく、安定
した洗浄が行える。Thus, in step (S4), the water level sensor P compares the reference water level H 0 with the bathtub water level, and determines whether the bathtub water level is still higher than the water level 20 mm lower than the reference water level H 0. , when a No, i.e., bath water level, the reference level H 0 when a 20mm reduced water level, water filling operation (S5) is performed. Hot water operation (S
5), as shown in FIG. 1, the water tap 6 and the hot water tap 52 are opened, the hot water burner 4 is turned on, and the hot water of a predetermined amount is heated through the water inlet 14 by the detection of the water quantity sensor Q. The exchanger body 10 is filled with hot water. In the present embodiment, the hot water supply temperature is set, and 10 liters are filled with hot water. The water level at which the bathtub water level has dropped by 20 mm from the reference water level H 0 is the bathtub 2
Is a water level that can be circulated between the heat exchanger body 10 and the upper water pipe 31 and the lower water pipe 32. The fluidity of the bathtub water and the bathed water inside the body 10 is good. Because it is positioned at a high water level in
By filling the water at this water level, the water can flow to the inside of the heat exchanger body 10, particularly to the high portion 13 a of the water jacket 13, and acts on the scale to perform sufficient washing. This washing is easily discharged to the bathtub 2 side together with the residual bathtub water inside the heat exchanger body 10, and accordingly, the entire inside of the heat exchanger body 10 from the high level to the low level can be cleaned. Further, the hot water filled in the water inlet 14 is in a state of sufficiently spreading to the high part inside the heat exchanger body 10, so that the speed of drainage drained from the bathtub 2 and the timing of hot water filling vary. Even if there is, the influence is little and stable cleaning can be performed.
【００３２】本実施では、浴槽水位が、基準水位Ｈ0 か
ら２０ｍｍ低下した水位の時に、湯張動作を行うように
しているが、基準水位Ｈ0 から低下した水位の範囲内に
おいて、できるだけ高めの水位、即ち基準水位Ｈ0 に近
い水位に設定することが望ましい。また上記湯張りで
は、水量センサＱにより一定量の湯張りを行うよう設定
しているが、コントローラＣに設けたタイマーＴによ
り、一定時間の湯張りを行うようにすることもできる。[0032] In this embodiment, the tub water level, when the reference water level H 0 of the water level was lowered 20 mm, although to perform the YuCho operation, within the scope of the water level was lowered from the reference level H 0, possible higher level, i.e., it is desirable to set the water level close to the reference water level H 0. In addition, in the above-mentioned filling, it is set so that a certain amount of filling is performed by the water amount sensor Q. However, the filling can be performed for a fixed time by a timer T provided in the controller C.
【００３３】こうして上記湯張りが所定量又は所定時間
行われると、湯張りが終了する(S6)。上記ステップによ
り、風呂釜洗浄が実施され、熱交換器胴体１０内部が清
浄化されるが、本実施では、より一層の清浄化を図るた
め、更にステップ(S7)以降が実行される。浴槽水は排水
栓２３から引き続き排水され、その排水状態で更に注水
口１４へ湯張される。この湯張り時期は、図２ (c)に示
すように、浴槽水位が、下部浴槽循環口２２の開口下縁
の水位から、２０ｍｍ低下した時の水位を検知し、その
水位となった時にコントローラＣの制御により、注水口
１４から湯張り動作をさせる。When the filling is performed for a predetermined amount or for a predetermined time, the filling is completed (S6). In the above steps, the bath is cleaned and the inside of the heat exchanger body 10 is cleaned. In the present embodiment, the steps (S7) and subsequent steps are further executed for further cleaning. The bathtub water is continuously drained from the drain plug 23, and is further flooded to the water inlet 14 in the drained state. As shown in FIG. 2 (c), the water level is detected when the bathtub water level falls by 20 mm from the water level at the lower edge of the opening of the lower bathtub circulation port 22. Under the control of C, the hot water filling operation is performed from the water inlet 14.
【００３４】水位センサＰは、図２ (b)に示すように、
上部浴槽循環口２１と下部浴槽循環口２２との中間水位
に位置付けられており、従って図２ (b)の水位Ｈｂが水
位センサＰの検知限界となる。このため、図２ (c)にお
ける水位Ｈｄから２０ｍｍ低下した時の水位の検知は、
水位センサＰでは検知することができない。これに対応
するため、本実施では、浴槽水位の低下が図２ (b)の検
知限界水位Ｈｂになった時に、タイマーＴを動作させ、
水位が所定時間経過した時をもって該当する水位、即ち
水位Ｈｄから２０ｍｍ低下した時の水位とされる。この
タイマーＴで設定される時間は、浴槽２の排水スピード
と浴槽２の容積により、規定される。The water level sensor P is, as shown in FIG.
The water level is positioned at an intermediate water level between the upper bathtub circulation port 21 and the lower bathtub circulation port 22, and the water level Hb in FIG. Therefore, the detection of the water level when the water level is lowered by 20 mm from the water level Hd in FIG.
The water level sensor P cannot detect it. In order to cope with this, in this embodiment, when the drop of the bathtub water level reaches the detection limit water level Hb in FIG.
When the water level elapses a predetermined time, the water level is determined as the corresponding water level, that is, the water level when the water level is lowered by 20 mm from the water level Hd. The time set by the timer T is defined by the drainage speed of the bathtub 2 and the volume of the bathtub 2.
【００３５】これによりステップ(S7)において、水位セ
ンサＰが測定限界水位Ｈｂになったかどうかの判断を求
め、浴槽水位の低下が測定限界水位Ｈｂになった時に、
タイマーＴをスタートさせる(S8)。そしてタイマーＴが
所定時間に達したかどうかの判断を行い(S9)、タイムア
ップすれば(S10) 、湯張り動作を行う(S11) 。湯張り動
作は、ステップ(S5)の湯張り動作と同様に、給水栓６及
び給湯栓５２が開栓され、給湯用バーナ４がオン状態と
され、水量センサＱの検知により、所定水量の温水が注
水口１４を通じて熱交換器胴体１０に湯張りされる。本
実施では、給湯温度に設定され、１０リットルが湯張り
される。所定の湯張りの後、湯張り動作が終了する(S1
2) 。Thus, in step (S7), a determination is made as to whether or not the water level sensor P has reached the measurement limit water level Hb.
The timer T is started (S8). Then, it is determined whether or not the timer T has reached a predetermined time (S9). If the time is up (S10), the filling operation is performed (S11). The hot water filling operation is similar to the hot water filling operation in step (S5), in which the water tap 6 and the hot water tap 52 are opened, the hot water burner 4 is turned on, and the water quantity sensor Q detects that Is supplied to the heat exchanger body 10 through the water inlet 14. In the present embodiment, the hot water supply temperature is set, and 10 liters are filled with hot water. After the predetermined filling, the filling operation is completed (S1
2)
【００３６】浴槽水位が、水位Ｈｄから２０ｍｍ低下し
た時の水位は、浴槽２と熱交換器胴体１０との間で下部
水管３２による流通可能な水位であり、この水位での給
湯による温水は、浴槽２と熱交換器胴体１０との間で流
動性が良く、熱交換器胴体１０内部でこの水位に対応し
た部位１３ｃ，１３ｄの各部に行きわたる。このため、
熱交換器胴体１０内部の下位部でも十分な洗浄が行え、
ステップ(S5)湯張りによる洗浄に加え、全体として熱交
換器内部の全域にわたりまんべんなく洗浄することがで
き、しかも分けて湯張りするようにしたから、必要最小
限の水量で洗浄することができる。The water level when the bathtub water level is lowered by 20 mm from the water level Hd is a water level that can be circulated between the bathtub 2 and the heat exchanger body 10 by the lower water pipe 32. The fluidity between the bathtub 2 and the heat exchanger body 10 is good, and the heat spreads to the portions 13c and 13d corresponding to the water level inside the heat exchanger body 10. For this reason,
Sufficient cleaning can be performed even in the lower part inside the heat exchanger body 10,
Step (S5) In addition to washing with hot water, washing can be performed uniformly over the entire area inside the heat exchanger as a whole, and since the hot water is divided and filled, the washing can be performed with a minimum necessary amount of water.
【００３７】なお、図２ (c)に示すように、別に水位セ
ンサ７を熱交換器１０の側部に設けることにより、下部
浴槽循環口２２の開口下縁の水位を基準水位Ｈｄと設定
すると共に、この基準水位Ｈｄから２０ｍｍ低下した時
の水位を比較検知させることができ、省略するが、上記
ステップ(S4)から(S5)に示す類似の手順で湯張り動作を
行うことができる。As shown in FIG. 2C, a water level sensor 7 is separately provided on the side of the heat exchanger 10, so that the water level at the lower edge of the opening of the lower bathtub circulation port 22 is set as the reference water level Hd. At the same time, the water level when the water level drops by 20 mm from the reference water level Hd can be compared and detected. Although omitted, the filling operation can be performed in a similar procedure shown in the above steps (S4) to (S5).
【００３８】上記した実施の形態では、二回の湯張り動
作において、それぞれ給湯温度に設定された湯張りが行
われたが、更に各湯張動作において分散して湯張りする
ようにしてもよく、その場合、温水と水とを分けて行う
ようにしても構わない。また図例では、浴槽２と熱交換
器胴体１０とを連絡する上下部水管３１，３２の配設状
態は傾斜して示されているが、水平状であってもよい。
その他、本発明の主旨を逸脱しない範囲で、設計変更な
ど自由に行える。In the above-described embodiment, in each of the two filling operations, filling is set at the hot water supply temperature. However, the filling operation may be dispersed in each filling operation. In that case, the hot water and the water may be separately used. In the illustrated example, the arrangement of the upper and lower water pipes 31 and 32 that connects the bathtub 2 and the heat exchanger body 10 is shown as being inclined, but may be horizontal.
In addition, design changes can be freely made without departing from the gist of the present invention.
【図１】本発明の風呂装置の全体構成図である。FIG. 1 is an overall configuration diagram of a bath apparatus of the present invention.
【図２】本発明の風呂釜洗浄の状態を示す動作説明図で
ある。FIG. 2 is an operation explanatory view showing a state of cleaning the bath kettle of the present invention.
【図３】本発明の風呂釜洗浄の動作を説明するフローチ
ャートである。FIG. 3 is a flowchart illustrating an operation of cleaning a bath kettle according to the present invention.
【図４】従来の風呂装置の全体構成図である。FIG. 4 is an overall configuration diagram of a conventional bath apparatus.
【図５】従来の風呂釜洗浄の状態を示す動作説明図であ
る。FIG. 5 is an operation explanatory view showing a state of a conventional bath kettle cleaning.
１・・・風呂釜 ２・・・浴槽 ３・・・追焚き用バーナ ４・・・給湯用バーナ ５・・・給湯用熱交換器 ６・・・給水栓 ７・・・水位センサ １０・・熱交換器胴体 １１・・吸熱管 １２・・フィン １３・・ウォータジャケット １４・・注水口 ２３・・排水口 尚、各図中同一符号は同一又は相当部分を示す。 DESCRIPTION OF SYMBOLS 1 ... Bath pot 2 ... Bathtub 3 ... Burner for additional heating 4 ... Burner for hot water supply 5 ... Heat exchanger for hot water supply 6 ... Water tap 7 ... Water level sensor 10 ... Heat exchanger body 11. Heat absorbing tube 12. Fin 13. Water jacket 14. Injection port 23. Drain port The same reference numerals in the drawings indicate the same or corresponding parts.
───────────────────────────────────────────────────── フロントページの続き (56)参考文献 特開 平４−190048（ＪＰ，Ａ) 特開 平６−169853（ＪＰ，Ａ) 実開 平３−962（ＪＰ，Ｕ) (58)調査した分野(Int.Cl.7，ＤＢ名) F24H 1/00 602 A47K 3/00 A47L 25/00 ────────────────────────────────────────────────── ─── Continuation of front page (56) References JP-A-4-190048 (JP, A) JP-A-6-169853 (JP, A) JP-A-3-962 (JP, U) (58) Survey Field (Int.Cl. 7 , DB name) F24H 1/00 602 A47K 3/00 A47L 25/00
Claims (10)
が、熱交換器の側壁から、浴槽に設けた上部浴槽循環口
と下部浴槽循環口とからなる浴槽循環口へ接続され、前
記熱交換器から前記循環管を介して浴槽水が自然循環に
より加熱昇温される、風呂釜について、前記熱交換器の
内部へ清浄水を注水して洗浄する風呂釜洗浄方法であっ
て、 前記浴槽水を排出させ、 前記浴槽水の排出中において、前記浴槽水の浴槽水位
が、前記上部浴槽循環口の開口上縁を下回った時に、前
記熱交換器の上部から温水を落とし込み、前記熱交換器
内部の残留浴槽水と共に洗浄汚水を排出させるようにし
た、ことを特徴とする風呂釜洗浄方法。1. A circulating pipe comprising an upper water pipe and a lower water pipe is connected from a side wall of a heat exchanger to a bathtub circulation port provided in a bathtub and comprising an upper bathtub circulation port and a lower bathtub circulation port. A method for cleaning a bathtub, wherein the bathtub water is heated and heated by natural circulation from the vessel through the circulation pipe, wherein the bathtub cleaning method includes pouring clean water into the inside of the heat exchanger for cleaning. During the discharge of the bathtub water, when the bathtub water level of the bathtub water falls below the upper edge of the opening of the upper bathtub circulation port, hot water is dropped from the upper part of the heat exchanger, and the inside of the heat exchanger is discharged. The method for cleaning a bath kettle, wherein the cleaning sewage is discharged together with the remaining bath water.
前記下部浴槽循環口に到達するまでに一度停止され、そ
の後、前記浴槽水位が前記下部浴槽循環口の開口下縁を
下回った時に再び行われるようにした、請求項１記載の
風呂釜洗浄方法。2. The method for dropping the hot water is as follows:
The method according to claim 1, wherein the bathtub is stopped once before reaching the lower bathtub circulation port, and thereafter, is restarted when the bathtub water level falls below the lower edge of the opening of the lower bathtub circulation port.
口上縁を下回ったとの判断は、水位検知手段により浴槽
水位が検知され、前記開口上縁を基準水位とする検知出
力と、前記基準水位から所定水位に低下した時の検知出
力との比較によって行われる、請求項１記載の風呂釜洗
浄方法。3. A determination that the bathtub water level has fallen below the upper edge of the opening of the upper bathtub circulation port is performed by detecting a bathtub water level by water level detection means and setting the upper edge of the opening as a reference water level; The method for cleaning a bath kettle according to claim 1, wherein the method is performed by comparing with a detection output when the water level drops to a predetermined water level.
口下縁を下回ったとの判断は、水位検知手段により浴槽
水位が検知され、前記開口下縁を基準水位とする検知出
力と、前記基準水位から所定水位に低下した時の検知出
力との比較によって行われる、請求項２記載の風呂釜洗
浄方法。4. A determination that the bathtub water level has fallen below the lower edge of the opening of the lower bathtub circulation port is performed by detecting a bathtub water level by water level detecting means and setting the lower edge of the opening as a reference water level and the reference output. The method for cleaning a bath kettle according to claim 2, wherein the method is performed by comparing with a detection output when the water level falls to a predetermined water level.
口下縁を下回ったとの判断は、水位検知手段により浴槽
水位が検知され、前記浴槽水位が前記下部浴槽循環口の
開口下縁に到達するまでの特定水位となった時から、所
定時間が経過した時点とされる、請求項２記載の風呂釜
洗浄方法。5. A determination that the bathtub water level has fallen below the lower edge of the opening of the lower bathtub circulation port, the water level detection means detects the bathtub water level, and the bathtub water level reaches the lower edge of the lower bathtub circulation port opening. The method for cleaning a bath kettle according to claim 2, wherein a predetermined time elapses from a time when the water level reaches a specific water level until the water level reaches a predetermined level.
に、前記胴体の上部に胴体内部へ注水するための注水口
を備えた熱交換器と、前記熱交換器を加熱する加熱器と
を備え、上部水管と下部水管とからなる循環管が、前記
循環口から浴槽に設けられた一対の浴槽循環口に接続さ
れ、前記熱交換器から前記循環管を介して浴槽水を自然
循環により加熱昇温させる風呂釜と、 前記熱交換器の前記注水口に接続され、前記熱交換器内
部へ温水を給湯する給湯手段と、 前記浴槽水の水位を検知する水位検知手段と、 前記浴槽水が排出中、前記水位検知手段が、前記浴槽循
環口のうち上部浴槽循環口の開口上縁を下回った時の水
位を検知した時に、前記給湯手段を能動化させ、前記給
湯手段の給湯により前記熱交換器内部の洗浄を行う制御
手段とを、備えたことを特徴とする風呂装置。6. A heat exchanger having a pair of circulation ports on a side wall of the body, and having a water injection port for injecting water into the inside of the body at an upper part of the body, and a heater for heating the heat exchanger. A circulating pipe comprising an upper water pipe and a lower water pipe is connected from the circulating port to a pair of bath tub circulating ports provided in the bath tub, and heats the bathtub water from the heat exchanger via the circulating pipe by natural circulation. A bath kettle for raising the temperature, hot water supply means connected to the water inlet of the heat exchanger for supplying hot water to the inside of the heat exchanger, water level detection means for detecting a water level of the bath water, and the bath water During draining, when the water level detection means detects a water level when the water level falls below the upper edge of the opening of the upper bathtub circulation port among the bathtub circulation ports, the hot water supply means is activated, and the hot water supply means supplies the heat. Control means for cleaning the inside of the exchanger, A bath apparatus characterized by comprising:
が前記浴槽循環口のうち下部浴槽循環口に達するまで
に、前記給湯手段を一度非能動化させ、その後、前記浴
槽水の水位が前記下部浴槽循環口の開口下縁を下回った
時に、再び前記給湯手段を能動化させる、請求項６記載
の風呂装置。7. The control means further deactivates the hot water supply means once before the water level of the bathtub water reaches the lower bathtub circulation port of the bathtub circulation port, and thereafter, the water level of the bathtub water becomes lower. The bath apparatus according to claim 6, wherein the hot water supply means is activated again when the temperature falls below the lower edge of the opening of the lower bathtub circulation port.
たときの水位検知は、前記開口上縁を基準水位とする検
知出力と、前記基準水位から所定水位に低下した時の検
知出力との比較によって行われる、請求項６記載の風呂
装置。8. A water level detection when the water level falls below an upper edge of the opening of the upper bath circulating port is a detection output when the upper edge of the opening is a reference water level, and a detection output when the water level drops from the reference water level to a predetermined water level. The bath apparatus according to claim 6, wherein the comparison is performed by:
たときの水位検知は、前記開口下縁を基準水位とする検
知出力と、前記基準水位から所定水位に低下した時の検
知出力との比較によって行われる、請求項７記載の風呂
装置。9. The water level detection when the water level falls below the lower edge of the opening of the lower bathtub circulation port includes: a detection output when the lower edge of the opening is a reference water level; and a detection output when the water level drops from the reference water level to a predetermined water level. The bath apparatus according to claim 7, wherein the comparison is performed.
口の開口下縁を下回ったときの水位検知のため、前記浴
槽水の水位が前記下部浴槽循環口の開口下縁に到達する
までの特定水位となった時から、所定時間が経過した時
点とするタイマー装置を備える、請求項７記載の風呂装
置。10. The control means includes means for detecting a water level when the water level falls below an opening lower edge of the lower bathtub circulation port until the water level of the bathtub water reaches the lower edge of the opening of the lower bathtub circulation port. The bath apparatus according to claim 7, further comprising a timer device that sets a point in time when a predetermined time has elapsed from the time when the specific water level was reached.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP34089196A JP3167949B2 (en) | 1996-12-20 | 1996-12-20 | Bath pot cleaning method and bath equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP34089196A JP3167949B2 (en) | 1996-12-20 | 1996-12-20 | Bath pot cleaning method and bath equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH10185301A JPH10185301A (en) | 1998-07-14 |
| JP3167949B2 true JP3167949B2 (en) | 2001-05-21 |
Family
ID=18341265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP34089196A Expired - Fee Related JP3167949B2 (en) | 1996-12-20 | 1996-12-20 | Bath pot cleaning method and bath equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3167949B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101905591B1 (en) * | 2016-06-17 | 2018-10-10 | (주)예성 | Lamp for stick |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108709143B (en) * | 2018-04-17 | 2020-09-04 | 重庆工业职业技术学院 | Energy-saving lamp |
-
1996
- 1996-12-20 JP JP34089196A patent/JP3167949B2/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101905591B1 (en) * | 2016-06-17 | 2018-10-10 | (주)예성 | Lamp for stick |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH10185301A (en) | 1998-07-14 |
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