JPH08323118A - Water purifier - Google Patents
Water purifierInfo
- Publication number
- JPH08323118A JPH08323118A JP7137653A JP13765395A JPH08323118A JP H08323118 A JPH08323118 A JP H08323118A JP 7137653 A JP7137653 A JP 7137653A JP 13765395 A JP13765395 A JP 13765395A JP H08323118 A JPH08323118 A JP H08323118A
- Authority
- JP
- Japan
- Prior art keywords
- water
- cleaning
- flow rate
- filtering
- supply
- 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.)
- Pending
Links
Landscapes
- Filtration Of Liquid (AREA)
Abstract
Description
【0001】[0001]
【産業上の利用分野】本発明は、風呂水、プ−ル用水、
養殖用水等の水を浄化する業務用或いは家庭用の水浄化
装置に関するものである。BACKGROUND OF THE INVENTION The present invention relates to bath water, pool water,
The present invention relates to a commercial or domestic water purification device for purifying water such as aquaculture water.
【0002】[0002]
【従来の技術】従来この種の浄化装置は図8に示す様に
ように、浄化運転時は浴槽1内の湯2を循環ポンプ9に
より、吸湯管3から順に、七ポ−ト切換弁5→流出入管
7→過タンク6→流出入管8→七ポ−ト切換弁5→ポン
プ流入管10→循環ポンプ9→ポンプ流出管11→七ポ
−ト切換弁5→噴湯管12を介して循環濾過させてい
た。また洗浄運転時は浴槽1内の湯2を循環ポンプ9に
より、吸湯管3、七ポ−ト切換弁5、ポンプ流入管1
0、循環ポンプ9、ポンプ流出管11、七ポ−ト切換弁
5、流出入管8、濾過タンク6、流出入管7、七ポ−ト
切換弁5を介して排水管13より濾過タンク6内の濾材
に付着した汚れを洗浄していた。さらに浄化運転時から
濾過運転に切り替える際に濾過タンク6内に残った汚れ
で浴槽1内の湯2が汚れないように七ポ−ト切換弁5、
流出入管7、濾過タンク6、流出入管8、七ポ−ト切換
弁5、ポンプ流入管10、循環ポンプ9、ポンプ流出管
11を介して、七ポ−ト切換弁5に戻る閉回路で循環ポ
ンプ9を動作させて濾過タンク6に汚れが溜まるように
運転をしていた(特開平6−141995号公報)。2. Description of the Related Art Conventionally, as shown in FIG. 8, a purifier of this type has a seven-port switching valve for purifying hot water 2 in a bathtub 1 by a circulation pump 9 from a hot water suction pipe 3 in order during purifying operation. 5 → outflow / inflow pipe 7 → over tank 6 → outflow / inflow pipe 8 → seven port switching valve 5 → pump inflow pipe 10 → circulation pump 9 → pump outflow pipe 11 → seven port switching valve 5 → through spout pipe 12 It was circulated and filtered. Further, during the washing operation, the hot water 2 in the bathtub 1 is circulated by the circulation pump 9, the hot water suction pipe 3, the seven port switching valve 5, the pump inflow pipe 1
0, the circulation pump 9, the pump outflow pipe 11, the seven port switching valve 5, the outflow / inflow pipe 8, the filtration tank 6, the outflow / inflow pipe 7, and the seven port switching valve 5 from the drain pipe 13 to the inside of the filtration tank 6. The dirt adhering to the filter medium was washed. Furthermore, when switching from the purification operation to the filtration operation, the seven-port switching valve 5, so that the hot water 2 in the bathtub 1 is not soiled by the dirt remaining in the filtration tank 6.
Circulation in a closed circuit that returns to the seven port switching valve 5 via the outflow / inflow pipe 7, the filtration tank 6, the outflow / inflow pipe 8, the seven port switching valve 5, the pump inflow pipe 10, the circulation pump 9, and the pump outflow pipe 11. The pump 9 was operated to operate so that dirt was accumulated in the filtration tank 6 (Japanese Patent Laid-Open No. 6-141995).
【0003】[0003]
【発明が解決しようとする課題】しかしながら、上記の
構成では、濾材の洗浄が行われても濾材の一部分的には
汚れが残っており、濾材全体が均一に洗浄され無いとい
う課題があった。また、濾材の汚れ度合いが分からず濾
材が汚れていなくても洗浄を行い、無駄な洗浄水排出が
行われていた。また、何年も運転を行っていると初期の
浄化能力が低下する事があった。However, in the above configuration, there is a problem that even if the filter medium is washed, dirt remains on a part of the filter medium and the entire filter medium is not uniformly washed. Further, the degree of contamination of the filter medium is not known, and even if the filter medium is not contaminated, cleaning is performed and wasteful cleaning water is discharged. In addition, the initial purifying ability sometimes decreased after many years of operation.
【0004】本発明は上記課題を解決するために、洗浄
能力を高めることを第1の目的としたものである。In order to solve the above problems, the present invention has as its first object to enhance the cleaning ability.
【0005】また、水浄化装置のコストを低減化するこ
とを第2の目的としたものである。また、濾材洗浄時間
の短縮化を第3の目的としたものである。A second object is to reduce the cost of the water purifying device. A third object is to shorten the cleaning time of the filter medium.
【0006】さらにまた、無駄な被浄化水の排出を行う
事なく、被浄化水の節約を行うことを第4の目的とした
ものである。Furthermore, the fourth object is to save the water to be purified without discharging wasteful water to be purified.
【0007】そして、何年も濾過運転を行っても初期の
浄化能力を維持することを第5の目的としたものであ
る。The fifth object is to maintain the initial purification capacity even after many years of filtration operation.
【0008】[0008]
【課題を解決するための手段】本発明は、上記第1の目
的を達成するために、被浄化水の汚れ物質を濾過する濾
過手段と、濾過手段に接続された洗浄配管と、洗浄配管
を通過して濾過手段を洗浄する洗浄水を供給する供給手
段と、供給手段の供給流量を可変させる供給流量可変手
段とを設けたものである。In order to achieve the first object, the present invention comprises a filtering means for filtering contaminants of water to be purified, a washing pipe connected to the filtering means, and a washing pipe. A supply means for supplying cleaning water that passes through to wash the filtration means and a supply flow rate changing means for changing the supply flow rate of the supply means are provided.
【0009】また本発明は、上記第2の目的を達成する
ために、濾過手段を洗浄する洗浄水を被浄化水とし、被
浄化水の汚れ物質を濾過する濾過手段と、濾過手段に接
続された洗浄配管と、洗浄配管を通過して濾過手段を洗
浄する洗浄水を供給する供給手段と、供給手段の供給流
量を可変させる供給流量可変手段とを設けたものであ
る。Further, in order to achieve the second object, the present invention uses cleaning water for cleaning the filtering means as water to be purified, and is connected to the filtering means for filtering contaminants of the water to be purified, and to the filtering means. The cleaning pipe, the supply unit for supplying the cleaning water for cleaning the filtering unit through the cleaning pipe, and the supply flow rate changing unit for changing the supply flow rate of the supply unit are provided.
【0010】また本発明は、上記第3の目的を達成する
ために、被浄化水の汚れ物質を濾過する濾過手段と、濾
過手段に接続された洗浄配管と、洗浄配管を通過して濾
過手段を洗浄する被浄化水を供給する供給手段と、供給
手段の供給流量を可変させる供給運転制御手段とを設け
たものである。In order to achieve the third object, the present invention further comprises a filtering means for filtering contaminants of the water to be purified, a washing pipe connected to the filtering means, and a filtering means passing through the washing pipe. A supply means for supplying the water to be purified for cleaning the water and a supply operation control means for varying the supply flow rate of the supply means are provided.
【0011】また本発明は、上記第4の目的を達成する
ために、被浄化水の汚れ物質を濾過する濾過手段と、濾
過手段に接続された洗浄配管と、洗浄配管を通過して濾
過手段を洗浄する被浄化水を供給する供給手段と、濾過
手段を洗浄した後の被浄化水を排出する排出手段と、濾
過手段を洗浄した後の被浄化水の濁度を検知する濁度検
出手段と、濁度検出手段の信号で供給手段を動作させる
供給運転制御手段とを設けたものである。In order to achieve the above-mentioned fourth object, the present invention further comprises a filtering means for filtering contaminants of the water to be purified, a washing pipe connected to the filtering means, and a filtering means passing through the washing pipe. Supply means for supplying purified water for cleaning the cleaning means, discharge means for discharging purified water after cleaning the filtering means, and turbidity detecting means for detecting turbidity of the purified water after cleaning the filtering means And a supply operation control means for operating the supply means by a signal from the turbidity detection means.
【0012】また本発明は、上記第5の目的を達成する
ために、被浄化水の汚れ物質を濾過する濾過手段と、濾
過手段に接続された洗浄配管と、洗浄配管を通過して濾
過手段を洗浄する被浄化水を供給する供給手段と、濾過
手段を洗浄した後の被浄化水を排出する排出手段と、濾
過手段を洗浄した後の被浄化水の温度を検出する温度検
出手段と、温度検知手段の信号で被浄化水を加熱する加
熱手段とを設けたものである。Further, in order to achieve the fifth object, the present invention further comprises a filtering means for filtering contaminants of the water to be purified, a washing pipe connected to the filtering means, and a filtering means passing through the washing pipe. Supply means for supplying purified water for cleaning the cleaning means, discharge means for discharging purified water after cleaning the filtering means, temperature detecting means for detecting the temperature of the purified water after cleaning the filtering means, The heating means for heating the water to be purified by the signal of the temperature detecting means is provided.
【0013】[0013]
【作用】第一の発明は上記した構成により、洗浄時にお
いて、洗浄水は供給手段によって洗浄配管を通り濾過手
段内に達する。そして供給流量可変手段を動作させ、濾
過手段内の濾材を大流量、小流量の洗浄水で交互に洗浄
することによって、大流量と小流量の流量差、すなわち
水圧を浄化手段内の濾材全体に伝え、濾材を変動させる
ことで濾材の隅々まで洗浄するものである。According to the first aspect of the present invention, the washing water reaches the inside of the filtering means through the washing pipe by the supplying means at the time of washing. Then, the supply flow rate varying means is operated, and the filter medium in the filtering means is alternately washed with a large flow rate and a small flow rate of cleaning water, so that the flow rate difference between the large flow rate and the small flow rate, that is, the water pressure is applied to the entire filter medium in the cleaning means. By conveying and changing the filter medium, every corner of the filter medium is washed.
【0014】第二の発明は上記した構成により、洗浄水
を被浄化水とすることで、浄化手段を洗浄するための洗
浄水とその洗浄水を供給する供給手段を別途構成する事
なく、浄化手段を洗浄するものである。According to the second aspect of the present invention, the cleaning water is used as the water to be purified, so that the cleaning water for cleaning the cleaning means and the supply means for supplying the cleaning water are not separately configured. Means for cleaning the means.
【0015】第三の発明は上記した構成により、洗浄時
において、被浄化水は供給手段によって洗浄配管を通り
浄化手段内に達する。そして供給運転制御手段を動作さ
せ、濾過手段内の濾材を大流量で任意時間間隔ごとに洗
浄することによって、その流量差、すなわち大流量のみ
の水圧を浄化手段内の濾材全体に伝え、洗浄時の濾材変
動を極めて大きくして濾材を洗浄するものである。According to the third aspect of the present invention, the water to be purified reaches the inside of the cleaning means through the cleaning pipe by the supplying means at the time of cleaning. Then, the supply operation control means is operated to wash the filter medium in the filtering means at a large flow rate at arbitrary time intervals, thereby transmitting the difference in flow rate, that is, the water pressure of only the large flow rate, to the entire filter medium in the purifying means, and at the time of cleaning. The filter material is washed by making the fluctuation of the filter material extremely large.
【0016】第四の発明は上記した構成により、洗浄時
において、被浄化水は供給手段によって洗浄配管を通り
浄化手段内に達する。浄化手段内に達した被浄化水は浄
化手段内の濾材を洗浄した後、排出手段から排出され
る。排出された被浄化水が一定濁度未満であると濁度検
知手段が検知した場合、その検知信号が供給運転発停手
段に伝わり供給手段の運転を停止させることにより、濾
過手段の無用な洗浄を防止するものである。According to the fourth aspect of the present invention, the water to be purified reaches the inside of the cleaning means through the cleaning pipe by the supplying means at the time of cleaning. The water to be purified that has reached the inside of the purifying means is discharged from the discharging means after cleaning the filter medium inside the purifying means. When the turbidity detection means detects that the discharged water to be purified has a turbidity lower than a certain level, the detection signal is transmitted to the supply operation start / stop means and the operation of the supply means is stopped, whereby unnecessary cleaning of the filtration means is performed. Is to prevent.
【0017】第五の発明は上記した構成により、洗浄時
において、被浄化水は供給手段によって洗浄配管を通り
浄化手段内に達する。浄化手段内に達した被浄化水は浄
化手段内の濾材を洗浄した後、排出手段から排出され
る。排出された被浄化水が一定温度未満であると温度検
知手段が検知した場合、その検知信号が加熱手段に伝わ
り被浄化水を加熱し、加熱された被浄化水で濾材を洗浄
することにより濾材に付着した被浄化物を融解し、濾材
から分離し洗浄しやすくするものである。According to the fifth aspect of the present invention, the water to be purified reaches the inside of the cleaning means through the cleaning pipe by the supplying means at the time of cleaning. The water to be purified that has reached the inside of the purifying means is discharged from the discharging means after cleaning the filter medium inside the purifying means. When the temperature detecting means detects that the discharged water to be purified is below a certain temperature, the detection signal is transmitted to the heating means to heat the water to be purified, and the filter medium is washed with the heated water to be purified. The substance to be purified adhered to is melted and separated from the filter medium to facilitate cleaning.
【0018】[0018]
【実施例】以下、第一、二の発明における一実施例を添
付の図1、図2及び図4[A][B][C]に基づいて
説明する。図1において14は浴槽であり、浴槽14か
らは戻り管15が循環ポンプ16の吸込側17へ接続さ
れて設けられている。循環ポンプ16の吐出側18から
は三方弁(A)19、濾過槽20、三方弁(B)21を
介して往き管22が浴槽14に接続される様に設けられ
ている。また、三方弁(A)19と三方弁(B)21と
は濾過槽20をバイパスする様に洗浄配管23で接続さ
れている。循環ポンプ16には浴槽14から流れる水の
流量を変化させるために循環ポンプ16のモ−タの回転
数を制御する供給流量可変手段24が設けられている。
濾過手段は濾過槽20であり、供給手段は循環ポンプ1
6である。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the first and second inventions will be described below with reference to the attached FIGS. 1, 2 and 4 [A] [B] [C]. In FIG. 1, reference numeral 14 is a bath, and a return pipe 15 is connected to the suction side 17 of the circulation pump 16 from the bath 14. From the discharge side 18 of the circulation pump 16, a forward pipe 22 is provided so as to be connected to the bath 14 via a three-way valve (A) 19, a filtration tank 20, and a three-way valve (B) 21. The three-way valve (A) 19 and the three-way valve (B) 21 are connected by a cleaning pipe 23 so as to bypass the filtration tank 20. The circulation pump 16 is provided with a supply flow rate varying means 24 for controlling the rotation speed of the motor of the circulation pump 16 in order to change the flow rate of the water flowing from the bath 14.
The filtration means is the filtration tank 20, and the supply means is the circulation pump 1.
It is 6.
【0019】図2は浴槽から流れる水の流量変化と時間
の関係を表したものである。時間t1、t3は流量αと
時間t2は流量β(α>β)とそれぞれ対応している
(t1<t2<t3)。供給流量可変手段24を動作さ
せ循環ポンプ16を制御することによって、循環ポンプ
16から吐出された水は時間t1になるまでに徐々に流
量が増え時間がt1になった時、流量はαになり、それ
から時間がt2に進む迄に徐々に流量が下がり時間がt
2になった時、流量はβになる。この繰り返しを時間t
2以降繰り返す。FIG. 2 shows the relationship between the change in the flow rate of water flowing from the bath and the time. The times t1 and t3 correspond to the flow rate α, and the time t2 corresponds to the flow rate β (α> β), respectively (t1 <t2 <t3). By operating the supply flow rate varying means 24 and controlling the circulation pump 16, the flow rate of the water discharged from the circulation pump 16 gradually increases by the time t1, and when the time reaches t1, the flow rate becomes α. , And then the flow rate gradually decreases by the time t2.
When it reaches 2, the flow rate becomes β. Repeat this time t
Repeat after 2.
【0020】図4[A]は浴槽水の循環濾過を停止した
直後の濾過槽20内の粒状濾材の状態を表したものであ
る。濾床25と粒状濾材26、27の間隔はaである。
また濾材上層部28は人間の垢29で固着されている。
図4[B]、[C]は濾過槽20の洗浄時において粒状
濾材が循環ポンプ16から吐出された水の流量変化によ
って変化した状態を表したものである。図4[B]にお
いて、浴槽水が図2の時間t1での流量αで、水の流れ
の方向30に流れると図4[A]の粒状濾材26は粒状
濾材31の状態に変化する。ただし図4[A]の粒状濾
材27はそのままの状態である。粒状濾材31と濾床2
5の間隔はbである(a<b)。次に図4[C]におい
て、浴槽水の流量が図2の時間t1からt2に進むにつ
れαからβへと減少すると図4[B]の粒状濾材31は
粒状濾材32へ下降する。そして時間が図2のt3に進
むと、浴槽水は図2の浴槽水流量αで水の流れの方向3
3に流れ、図4[B]の粒状濾材27は図4[C]の粒
状濾材34の状態に変化する。粒状濾材34と濾床25
の間隔はbである(a<b)。FIG. 4A shows the state of the granular filter medium in the filter tank 20 immediately after the circulating filtration of the bath water is stopped. The space between the filter bed 25 and the granular filter media 26, 27 is a.
Further, the filter medium upper layer portion 28 is fixed with human dust 29.
4B and 4C show a state in which the granular filter medium is changed by the flow rate change of the water discharged from the circulation pump 16 during the cleaning of the filter tank 20. In FIG. 4 [B], when the bath water flows in the water flow direction 30 at the flow rate α at time t1 in FIG. 2, the granular filter medium 26 in FIG. 4 [A] changes to the state of the granular filter medium 31. However, the granular filter material 27 shown in FIG. 4A remains as it is. Granular filter medium 31 and filter bed 2
The interval of 5 is b (a <b). Next, in FIG. 4 [C], when the flow rate of bath water decreases from α to β as time t 1 progresses to t 2 in FIG. 2, the granular filter medium 31 in FIG. 4 [B] descends to the granular filter medium 32. Then, when the time advances to t3 in FIG. 2, the bath water is in the water flow direction 3 at the bath water flow rate α in FIG.
3, the granular filter material 27 of FIG. 4 [B] changes to the state of the granular filter material 34 of FIG. 4 [C]. Granular filter medium 34 and filter bed 25
Is b (a <b).
【0021】次に第一、二の発明における動作を説明す
る。図1、図2及び図4[A][B][C]より、浴槽
14の水の濾過槽20による循環濾過が終了した直後に
おいて、三方弁(A)19、三方弁(B)21が、浴槽
14の水が戻り管15を通り往き管22から洗浄配管2
3に分岐し濾過槽20に流入する様に開成されている状
態で、循環ポンプ16が運転すると、浴槽14の水は戻
り管15、往き管22、洗浄配管23を通って濾過槽2
0に達する。このとき同時に供給流量可変手段24を作
動させると濾過槽20に達した浴槽14の水は図2の様
に大小の流量に変化する。Next, the operation of the first and second inventions will be described. From FIGS. 1, 2 and 4 [A] [B] [C], the three-way valve (A) 19 and the three-way valve (B) 21 are provided immediately after the circulation filtration of the water in the bathtub 14 by the filtration tank 20 is completed. , The water in the bathtub 14 passes through the return pipe 15 and goes from the pipe 22 to the cleaning pipe 2
When the circulation pump 16 is operated in a state in which the circulation pump 16 is opened so as to branch into 3 and flow into the filtration tank 20, the water in the bathtub 14 passes through the return pipe 15, the outflow pipe 22, and the cleaning pipe 23, and the filtration tank 2
Reaches 0. At this time, if the supply flow rate varying means 24 is simultaneously operated, the water in the bathtub 14 that has reached the filtration tank 20 changes to a large or small flow rate as shown in FIG.
【0022】濾過槽20に浴槽14の水が到達する直
前、濾過槽20内の粒状濾材は図4[A]の粒状濾材2
6、27の状態になっている。Immediately before the water in the bath 14 reaches the filtering tank 20, the granular filtering material in the filtering tank 20 is the granular filtering material 2 shown in FIG.
It is in the state of 6, 27.
【0023】濾過槽20内に浴槽14の水が図2の大流
量α(時間t1)で図4[B]の水の流れ30の方向に
流れると、図4[A]の粒状濾材26は図4[B]の粒
状濾材31の状態に変化する。次に浴槽14の水は図2
のように時間がt2に進むにつれ小流量βに変化し、図
4[B]の粒状濾材31は図4[C]の粒状濾材32へ
降下する。そして時間t2を経過後、時間t3に経過す
るにしたがって再び大流量αに変化し、濾過槽20の中
に図4[C]の水の流れ33の方向に流れ込み図4
[B]の粒状濾材27は図4[C]の粒状濾材34の状
態へと変化し、このように図4[A]の固着された粒状
濾材上層部28を分解して洗浄を行う。When the water in the bath 14 flows into the filtration tank 20 at the large flow rate α (time t1) of FIG. 2 in the direction of the water flow 30 of FIG. 4B, the granular filter medium 26 of FIG. The state of the granular filter medium 31 shown in FIG. 4B is changed. Next, the water in the bathtub 14 is shown in FIG.
As shown in FIG. 4C, the flow rate changes to a small flow rate β as time advances to t2, and the granular filter medium 31 in FIG. 4 [B] descends to the granular filter medium 32 in FIG. Then, after a lapse of time t2, the flow rate again changes to a large flow rate α as time t3 elapses, and flows into the filtration tank 20 in the direction of the water flow 33 of FIG.
The granular filter material 27 of [B] changes to the state of the granular filter material 34 of FIG. 4C, and thus the fixed granular filter material upper layer portion 28 of FIG. 4A is decomposed and washed.
【0024】次に第三の発明における一実施例を添付の
図3、図4[A][D][E]及び図5に基づいて説明
する。図3は浴槽から流れる水の流量変化と時間の関係
を表したものである。流量αは図2と同じ流量である。
時間t1、t3は流量αと時間t2は流量0とそれぞれ
対応している(t1<t2<t3)。図5に示す供給運
転制御手段40を動作させ循環ポンプ16を制御するこ
とによって、浴槽14から流れる水は時間t1になるま
でに急速に流量が増え時間がt1になった時、流量はα
になり、それから時間がt2に進む迄に急速に流量が下
がり時間がt2になった時、流量は0になる。この繰り
返しを時間t2以降繰り返す。図4[D][E]は濾過
槽20の洗浄時において粒状濾材が循環ポンプ16から
吐出された水の流量変化によって変化した状態を表した
ものである。Next, an embodiment of the third invention will be described with reference to the attached FIGS. 3, 4 [A] [D] [E] and FIG. 5. FIG. 3 shows the relationship between the change in the flow rate of water flowing from the bath and time. The flow rate α is the same as that in FIG.
The times t1 and t3 correspond to the flow rate α, and the time t2 corresponds to the flow rate 0 (t1 <t2 <t3). By operating the supply operation control means 40 shown in FIG. 5 and controlling the circulation pump 16, the flow rate of the water flowing from the bathtub 14 increases rapidly by the time t1, and when the time reaches t1, the flow rate is α
Then, the flow rate decreases rapidly until the time advances to t2, and when the time reaches t2, the flow rate becomes zero. This repetition is repeated after time t2. 4D and 4E show a state in which the granular filter medium is changed by the flow rate change of the water discharged from the circulation pump 16 during the cleaning of the filter tank 20.
【0025】図4[D]において、浴槽水が図3の時間
t1での流量αで、水の流れの方向35に流れると図4
[A]の粒状濾材26は粒状濾材36の状態に変化す
る。ただし図4[A]の粒状濾材27はそのままの状態
である。粒状濾材36と濾床25の間隔はcである(a
<b<c)。次に図4[E]において、循環ポンプ16
から吐出された水の流量が図3の時間t1からt2に進
むにつれαから0へと減少すると図4[D]の粒状濾材
36は粒状濾材37へ下降する。そして時間が図3のt
3に進むと、循環ポンプ16から吐出された水は図3の
時間t3で流量αで、水の流れの方向38に流れ、図4
[D]の粒状濾材27は図4[E]の粒状濾材39の状
態に変化する。粒状濾材39と濾床25の間隔はc(c
m)である(a<b<c)。4 (D), when the bath water flows in the water flow direction 35 at the flow rate α at the time t1 in FIG.
The granular filter medium 26 of [A] changes to the state of the granular filter medium 36. However, the granular filter material 27 shown in FIG. 4A remains as it is. The distance between the granular filter medium 36 and the filter bed 25 is c (a
<B <c). Next, in FIG. 4 [E], the circulation pump 16
When the flow rate of the water discharged from is decreased from α to 0 as the flow rate from time t1 to t2 in FIG. 3 decreases, the granular filter medium 36 in FIG. 4D descends to the granular filter medium 37. And time is t in FIG.
3, the water discharged from the circulation pump 16 flows in the water flow direction 38 at the flow rate α at time t3 in FIG.
The granular filter material 27 of [D] changes to the state of the granular filter material 39 of FIG. 4E. The distance between the granular filter material 39 and the filter bed 25 is c (c
m) (a <b <c).
【0026】図5において構成要素14から23は図1
と同じである。循環ポンプ16には浴槽14から流れる
水を停止、流出させるために循環ポンプ16を制御する
供給運転制御手段40が設けられている。また濾過槽2
0内部を洗浄した浴槽14の水を排出する排出手段41
は濾過槽20の上部に接続されている。また濾過槽20
内部を洗浄した浴槽14の水の濁度を検知する濁度検知
手段42と同じく温度を検知する温度検知手段43は排
出手段41に設けられている。また浴槽14の水を加熱
する加熱手段44は吐出側18と三方弁(A)19の間
の配管内に設けられている。In FIG. 5, components 14 to 23 are shown in FIG.
Is the same as The circulation pump 16 is provided with a supply operation control means 40 that controls the circulation pump 16 to stop and flow the water flowing from the bathtub 14. Filter tank 2
0 discharge means 41 for discharging the water in the bathtub 14 whose interior has been washed
Is connected to the upper part of the filter tank 20. In addition, the filtration tank 20
The discharge means 41 is provided with the temperature detecting means 43 for detecting the temperature as well as the turbidity detecting means 42 for detecting the turbidity of the water in the bath 14 whose interior is washed. A heating means 44 for heating the water in the bathtub 14 is provided in the pipe between the discharge side 18 and the three-way valve (A) 19.
【0027】次に上記第三の発明における動作を説明す
る。図3、図4[D][E]及び図5より、浴槽14の
水の濾過槽20による循環濾過が終了した直後におい
て、三方弁(A)19、三方弁(B)21が浴槽14の
水が戻り管15を通り往き管22から洗浄配管23に分
岐し濾過槽20に流入する様に開成されている状態で、
循環ポンプ16が運転すると、浴槽14の水は戻り管1
5、往き管22、洗浄配管23を通って濾過槽20に達
する。このとき同時に供給運転制御手段40を作動させ
ると濾過槽20に達した浴槽14の水は図3の様に大流
量αと流量0に変化する(大流量αは図2の大流量と同
じである)。Next, the operation of the third invention will be described. From FIG. 3, FIG. 4 [D] [E] and FIG. 5, the three-way valve (A) 19 and the three-way valve (B) 21 are installed in the bathtub 14 immediately after the circulation filtration of the water in the bathtub 14 by the filtration tank 20 is completed. In a state where water is opened so as to pass through the return pipe 15 and branch from the outflow pipe 22 to the cleaning pipe 23 and flow into the filtration tank 20,
When the circulation pump 16 operates, the water in the bathtub 14 returns to the return pipe 1
5, it passes through the going pipe 22 and the washing pipe 23 and reaches the filtration tank 20. At this time, when the supply operation control means 40 is simultaneously operated, the water in the bathtub 14 that has reached the filtration tank 20 changes to a large flow rate α and a flow rate 0 as shown in FIG. 3 (the large flow rate α is the same as the large flow rate in FIG. 2). is there).
【0028】濾過槽20に浴槽14の水が到達する直
前、濾過槽20内の粒状濾材は図4[A]の粒状濾材2
6、27の状態になっている。濾過槽20内に浴槽14
の水が図3の大流量α(時間t1)で図4[D]の水の
流れ35の方向に流れると、図4[A]の粒状濾材26
は図4[D]の粒状濾材36の状態に変化する。次に浴
槽14の水は図3のように時間がt2に進むにつれ流量
0に変化し、図4[D]の粒状濾材36は図4[E]の
粒状濾材37へ降下する。そして時間t2を経過後、時
間t3に経過するにしたがって再び大流量αに変化し、
濾過槽20の中に図4[E]の水の流れ38の方向に流
れ込み図4[D]の粒状濾材27は図4[E]の粒状濾
材39の状態へと変化し、このように図4[A]の固着
された粒状濾材28を分解して洗浄を行う。Immediately before the water in the bath 14 reaches the filtration tank 20, the granular filtration material in the filtration vessel 20 is the granular filtration material 2 shown in FIG.
It is in the state of 6, 27. Bath 14 in the filtration tank 20
4 flows in the direction of the water flow 35 of FIG. 4 [D] at the large flow rate α (time t1) of FIG. 3, the granular filter medium 26 of FIG. 4 [A] is used.
Changes to the state of the granular filter medium 36 in FIG. Next, the flow rate of the water in the bathtub 14 changes to 0 as the time advances to t2 as shown in FIG. 3, and the granular filter medium 36 of FIG. 4 [D] descends to the granular filter medium 37 of FIG. 4 [E]. Then, after a lapse of time t2, the flow rate again changes to a large flow rate α as time t3 elapses,
4E flows into the filtration tank 20 in the direction of the water flow 38 of FIG. 4E, and the granular filter material 27 of FIG. 4D changes to the state of the granular filter material 39 of FIG. 4E. 4 [A] of the fixed granular filter material 28 is disassembled and washed.
【0029】次に、第四の発明に対応した一実施例を添
付の図5、図6に基づいて説明する。図6は図5の供給
運転制御手段40の仕組みを流れ図で示したものであ
る。判定xにおいて送信されてくる濁度と任意に設定し
た一定濁度とを比較し、送信されてくる濁度が一定濁度
以上であった場合、一定濁度未満になるまで命令yを実
行し続け、一定濁度未満になったら命令zを実行する。
また、送信されてくる濁度が一定濁度未満であった場
合、命令zを実行する。Next, an embodiment corresponding to the fourth invention will be described with reference to the attached FIGS. FIG. 6 is a flow chart showing the mechanism of the supply operation control means 40 of FIG. The turbidity transmitted in judgment x is compared with the arbitrarily set constant turbidity, and if the transmitted turbidity is equal to or higher than the fixed turbidity, the instruction y is executed until the turbidity is less than the fixed turbidity. Then, the command z is executed when the turbidity becomes less than a certain level.
If the transmitted turbidity is less than the certain turbidity, the command z is executed.
【0030】次に、上記第四の発明における動作を説明
する。図5、図6より、浴槽14の水の濾過槽20によ
る循環濾過が終了した直後において、三方弁(A)1
9、三方弁(B)21が、浴槽14の水が戻り管15を
通り往き管22から洗浄配管23に分岐し濾過槽20に
流入する様に開成されている状態で、循環ポンプ16が
運転すると、浴槽14の水は戻り管15、往き管22、
洗浄配管23を通って濾過槽20に達する。そして浴槽
14の水は濾過槽20の内部を通り排出手段41から排
出される。それと同時に濁度検知手段42が排出された
浴槽14の水の濁度を検知して、その検知信号を供給運
転発停手段に送る。図6において濁度検知手段42から
送信されてきた濁度と任意に定めた一定濁度とを比較
し、一定濁度未満であった場合、命令zを実行し供給手
段16の運転を停止する。Next, the operation of the fourth invention will be described. 5 and 6, immediately after the circulation filtration of the water in the bath 14 by the filtration tank 20 is completed, the three-way valve (A) 1
9. The circulation pump 16 operates while the three-way valve (B) 21 is opened so that the water in the bathtub 14 passes through the return pipe 15 and branches from the going pipe 22 to the cleaning pipe 23 and flows into the filtration tank 20. Then, the water in the bathtub 14 is returned to the return pipe 15, the outflow pipe 22,
It reaches the filtration tank 20 through the cleaning pipe 23. Then, the water in the bathtub 14 passes through the inside of the filtration tank 20 and is discharged from the discharging means 41. At the same time, the turbidity detecting means 42 detects the turbidity of the discharged water in the bathtub 14 and sends the detection signal to the supply operation starting / stopping means. In FIG. 6, the turbidity transmitted from the turbidity detecting means 42 is compared with a predetermined turbidity that is arbitrarily determined. If the turbidity is less than the predetermined turbidity, the command z is executed and the operation of the supplying means 16 is stopped. .
【0031】次に第五の発明における一実施例を添付の
図5、図7に基づいて説明する。図7は図5の加熱手段
の仕組みを流れ図で示したものである。判定xにおいて
送信されてくる温度と任意に設定した一定温度とを比較
し、送信されてくる温度が一定温度未満であった場合、
命令yを実行し、送信されてくる温度が一定温度以上に
なったら命令xを実行する。Next, an embodiment of the fifth invention will be described with reference to the attached FIGS. FIG. 7 is a flow chart showing the mechanism of the heating means of FIG. In the determination x, the temperature transmitted is compared with the arbitrarily set constant temperature, and if the transmitted temperature is less than the constant temperature,
The instruction y is executed, and the instruction x is executed when the transmitted temperature exceeds a certain temperature.
【0032】次に、上記第五の発明における動作を説明
する。図5、図7より、浴槽14の水の濾過槽20によ
る循環濾過が終了した直後において、三方弁(A)1
9、三方弁(B)21が浴槽14の水が戻り管15を通
り往き管22から洗浄配管23に分岐し濾過槽20に流
入する様に開成されている状態で、循環ポンプ16が運
転すると、浴槽14の水は戻り管15、往き管22、洗
浄配管23を通って濾過槽20に達する。そして浴槽1
4の水は濾過槽20の内部を通り排出手段41から排出
される。それと同時に温度検知手段43が排出された浴
槽14の水の温度を検知して、その検知信号を加熱手段
45に送る。図7において温度検知手段43から送信さ
れてきた温度と任意に定めた一定温度とを比較し、一定
温度未満であった場合、命令yを実行し加熱手段内のヒ
−タ−を作動させ常に一定温度に上昇させた浴槽14の
水で洗浄を行う。Next, the operation of the fifth invention will be described. 5 and 7, immediately after the circulation filtration of the water in the bath 14 by the filtration tank 20 is completed, the three-way valve (A) 1
9. When the circulation pump 16 is operated while the three-way valve (B) 21 is opened so that the water in the bathtub 14 passes through the return pipe 15 and branches from the going pipe 22 to the cleaning pipe 23 and flows into the filtration tank 20. The water in the bathtub 14 reaches the filtration tank 20 through the return pipe 15, the outflow pipe 22, and the cleaning pipe 23. And bathtub 1
The water of No. 4 passes through the inside of the filtration tank 20 and is discharged from the discharging means 41. At the same time, the temperature detecting means 43 detects the temperature of the water in the discharged bath 14 and sends the detection signal to the heating means 45. In FIG. 7, the temperature transmitted from the temperature detecting means 43 is compared with a predetermined constant temperature. If the temperature is lower than the predetermined temperature, the instruction y is executed and the heater in the heating means is operated to keep the temperature constant. Washing is performed with the water in the bathtub 14 heated to a constant temperature.
【0033】[0033]
【発明の効果】以上の説明から明らかなように本発明の
水浄化装置によれば次のような効果が得られる。As is apparent from the above description, the water purifying apparatus of the present invention has the following effects.
【0034】(1)請求項1記載の発明によれば、洗浄
水を大流量、小流量に変化させその水圧差を濾材全体に
伝え、濾材を変動させることで濾材の隅々まで洗浄を行
い、洗浄能力を高めることができる (2)請求項2記載の発明によれば、洗浄水を被浄化水
とすることで、洗浄水と洗浄水を供給する供給手段を減
らしてコストを低減化することができる。(1) According to the first aspect of the invention, the washing water is changed into a large flow rate and a small flow rate, the difference in water pressure is transmitted to the entire filter medium, and the filter medium is varied to wash every corner of the filter medium. According to the second aspect of the present invention, the cleaning water is the water to be purified, so that the cleaning water and the supply means for supplying the cleaning water are reduced to reduce the cost. be able to.
【0035】(3)請求項3記載の発明によれば、洗浄
水を大流量と停止に変化させその水圧差を濾材全体に伝
え、濾材をきわめて大きく変動させることで濾材洗浄時
間の短縮化を図ることができる。(3) According to the third aspect of the present invention, the washing water is changed to a large flow rate and stopped, the difference in water pressure is transmitted to the entire filter medium, and the filter medium is greatly changed to shorten the filter medium washing time. Can be planned.
【0036】(4)請求項4記載の発明によれば、濾過
手段内が汚れていないとする濁度であると濁度検知手段
が検知し、洗浄運転を行わないと判断することで、無駄
な被浄化水の排出を行う事なく、被浄化水の節約を実現
することができる。(4) According to the invention described in claim 4, the turbidity detecting means detects that the turbidity is that the inside of the filtering means is not contaminated, and it is judged that the cleaning operation is not performed. Saving of purified water can be realized without discharging various purified water.
【0037】(5)請求項5記載の発明によれば、加熱
した被浄化水で濾材を洗浄することで、濾材に付着した
被浄化物を融解し、濾材から分離することで濾材を初期
の状態に戻し、何年も濾過運転を行っても初期の浄化能
力を維持することができる。(5) According to the invention of claim 5, by cleaning the filter medium with heated water to be purified, the substance to be purified attached to the filter medium is melted and separated from the filter medium to remove the initial state of the filter medium. Even if it returns to a state and carries out filtration operation for many years, the initial purification capacity can be maintained.
【図1】第一、第二の発明の1実施例における水浄化装
置の洗浄状態を示すシステム構成図FIG. 1 is a system configuration diagram showing a cleaning state of a water purifier according to an embodiment of the first and second inventions.
【図2】同装置の洗浄流量と時間の関係を示すグラフFIG. 2 is a graph showing the relationship between cleaning flow rate and time of the same device.
【図3】同装置の洗浄流量と時間の関係を示すグラフFIG. 3 is a graph showing the relationship between the cleaning flow rate and time of the same device.
【図4】同装置の濾材洗浄時おいて、流量変化による濾
材状態の変化を表す説明図FIG. 4 is an explanatory diagram showing a change in a filter medium state due to a change in a flow rate when cleaning the filter medium of the same apparatus.
【図5】第三から第五の発明の1実施例における水浄化
装置の洗浄状態を示すシステム構成図FIG. 5 is a system configuration diagram showing a cleaning state of the water purifier in one embodiment of the third to fifth inventions.
【図6】図5の供給運転制御手段40の動作の仕組みを
示した流れ図FIG. 6 is a flowchart showing a mechanism of operation of the supply operation control means 40 of FIG.
【図7】図5の加熱手段44の動作の仕組みを示した流
れ図FIG. 7 is a flowchart showing a mechanism of operation of the heating means 44 of FIG.
【図8】従来の水浄化装置のシステム構成図FIG. 8 is a system configuration diagram of a conventional water purification device.
14 浴槽 15 戻り管 16 供給手段(循環ポンプ) 17 吸引側 18 吐出側 19 三方弁(A) 20 濾過手段(濾過槽) 21 三方弁(B) 22 往き管 23 洗浄配管 24 供給流量可変手段 40 供給運転制御手段 41 排出手段 42 濁度検知手段 43 温度検知手段 14 Bathtub 15 Return pipe 16 Supply means (circulation pump) 17 Suction side 18 Discharge side 19 Three-way valve (A) 20 Filtration means (filtration tank) 21 Three-way valve (B) 22 Forward pipe 23 Cleaning pipe 24 Supply flow rate varying means 40 Supply Operation control means 41 Ejection means 42 Turbidity detection means 43 Temperature detection means
フロントページの続き (72)発明者 桶田 岳見 大阪府門真市大字門真1006番地 松下電器 産業株式会社内Front page continuation (72) Inventor Takemi Oketa 1006 Kadoma, Kadoma City, Osaka Prefecture Matsushita Electric Industrial Co., Ltd.
Claims (5)
と、前記濾過手段に接続された洗浄配管と、前記洗浄配
管を通過して前記濾過手段を洗浄する洗浄水を供給する
供給手段と、前記供給手段の供給流量を可変させる供給
流量可変手段とで構成した水浄化装置。1. A filtering means for filtering contaminants of water to be purified, a cleaning pipe connected to the filtering means, and a supply means for supplying cleaning water for cleaning the filtering means through the cleaning pipe. A water purifying device comprising: a supply flow rate varying means for varying the supply flow rate of the supply means.
浄化装置。2. The water purifying apparatus according to claim 1, wherein the cleaning water is water to be purified.
と、前記濾過手段に接続された洗浄配管と、前記洗浄配
管を通過して前記濾過手段を洗浄する前記被浄化水を供
給する供給手段と、前記供給手段の供給流量を発停させ
る供給運転制御手段とで構成した水浄化装置。3. A supply means for filtering the contaminants of the water to be purified, a cleaning pipe connected to the filtering means, and a supply for supplying the purified water for cleaning the filtering means through the cleaning pipe. And a supply operation control means for starting and stopping the supply flow rate of the supply means.
と、前記濾過手段に接続された洗浄配管と、前記洗浄配
管を通過して前記濾過手段を洗浄する前記被浄化水を供
給する供給手段と、前記濾過手段を洗浄した後の前記被
浄化水を排出する排出手段と、前記濾過手段を洗浄した
後の前記被浄化水の濁度を検知する濁度検出手段と、前
記濁度検出手段の信号で前記供給手段を動作させる供給
運転制御手段とで構成した水浄化装置。4. A supply means for filtering the contaminants of the water to be purified, a cleaning pipe connected to the filtering means, and a supply for supplying the purified water for cleaning the filtering means through the cleaning pipe. Means, a discharging means for discharging the purified water after cleaning the filtering means, a turbidity detecting means for detecting the turbidity of the purified water after cleaning the filtering means, and the turbidity detection A water purification device comprising a supply operation control means for operating the supply means in response to a signal from the means.
と、前記濾過手段に接続された洗浄配管と、前記洗浄配
管を通過して前記濾過手段を洗浄する前記被浄化水を供
給する供給手段と、前記濾過手段を洗浄した後の前記被
浄化水を排出する排出手段と、前記濾過手段を洗浄した
後の前記被浄化水の温度を検出する温度検知手段と、前
記温度検知手段の信号で前記被浄化水を加熱する加熱手
段とで構成した水浄化装置。5. A supply for supplying the purification means for filtering contaminants of purified water, a cleaning pipe connected to the filtration means, and the purified water for cleaning the filtration means through the cleaning pipe. Means, a discharging means for discharging the purified water after cleaning the filtering means, a temperature detecting means for detecting the temperature of the purified water after cleaning the filtering means, and a signal of the temperature detecting means And a heating means for heating the water to be purified.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7137653A JPH08323118A (en) | 1995-06-05 | 1995-06-05 | Water purifier |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7137653A JPH08323118A (en) | 1995-06-05 | 1995-06-05 | Water purifier |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH08323118A true JPH08323118A (en) | 1996-12-10 |
Family
ID=15203680
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7137653A Pending JPH08323118A (en) | 1995-06-05 | 1995-06-05 | Water purifier |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH08323118A (en) |
-
1995
- 1995-06-05 JP JP7137653A patent/JPH08323118A/en active Pending
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