JPH0435690A - Hot water mixing control device for washing machine - Google Patents
Hot water mixing control device for washing machineInfo
- Publication number
- JPH0435690A JPH0435690A JP2144733A JP14473390A JPH0435690A JP H0435690 A JPH0435690 A JP H0435690A JP 2144733 A JP2144733 A JP 2144733A JP 14473390 A JP14473390 A JP 14473390A JP H0435690 A JPH0435690 A JP H0435690A
- Authority
- JP
- Japan
- Prior art keywords
- water
- temperature
- supply valve
- hot water
- water 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.)
- Granted
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 228
- 238000005406 washing Methods 0.000 title claims abstract description 33
- 238000001514 detection method Methods 0.000 claims description 13
- 238000010438 heat treatment Methods 0.000 abstract 1
- 238000007689 inspection Methods 0.000 description 3
- 239000008400 supply water Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Landscapes
- Detail Structures Of Washing Machines And Dryers (AREA)
Abstract
Description
【発明の詳細な説明】
産業上の利用分野
本発明は水と湯を混合して温水で洗濯を行う洗濯機の湯
水混合制御装置に関する。DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to a hot water mixing control device for a washing machine that mixes water and hot water to perform washing with hot water.
従来の技術
近年、洗濯機は洗浄率を向上するために温水で洗濯でき
るものが増えてきておシ、洗濯槽に供給する温水の温度
精度の向上が求められている。BACKGROUND OF THE INVENTION In recent years, the number of washing machines that can wash clothes using hot water has increased in order to improve the cleaning efficiency, and there is a demand for improved temperature accuracy of the hot water supplied to the washing tub.
従来、この種の洗濯機の湯水混合制御装置は第４図に示
すような構成が一般的であった。以下、その構成につい
て説明する。Conventionally, a hot water mixing control device for this type of washing machine generally had a configuration as shown in FIG. The configuration will be explained below.
図に示すように、給水弁切換スイッチ１６は洗濯または
すすぎの給水行程において水側給水弁１７および湯側給
水弁１８に通電する組み合わせを切換えるもので、水側
給水弁１７のみ通電（Ｃ位置χ水側給水弁１７と湯側給
水弁１８とに通電（Ｗ位置）、湯側給水弁１８のみに通
電（Ｈ位置）・などのように設定し、実際に給水されて
いる水温とは無関係に前記設定に基づいて給水するもの
であった。なお、制御手段１９は水側給水弁１７と側給
水弁１８との開閉を制御するものである。As shown in the figure, the water supply valve changeover switch 16 is used to switch the combination of energization of the water side water supply valve 17 and the hot water side water supply valve 18 during the water supply process of washing or rinsing, and only the water side water supply valve 17 is energized (C position χ The water side water supply valve 17 and hot water side water supply valve 18 are energized (W position), only the hot water side water supply valve 18 is energized (H position), etc., regardless of the water temperature that is actually being supplied. Water is supplied based on the above settings.The control means 19 controls opening and closing of the water side water supply valve 17 and the side water supply valve 18.
発明が解決しようとする課題
このような従来の洗濯機の湯水混合制御装置では、給水
されている水温を洗濯に適した温度にするために使用者
が洗濯のたびに給水中に水栓と湯栓または給湯温度を調
節しなければならないという課題があった。Problems to be Solved by the Invention In such a conventional hot water mixing control device for a washing machine, the user has to turn on and off the water tap during the water supply every time he or she does laundry in order to bring the water supply to a temperature suitable for washing. There was a problem of having to adjust the tap or hot water temperature.
本発明は上記課題を解決するもので、使用者が給水され
ている水温を調節する手間を省き、自動的に給水時間を
調節して洗濯槽内の水温を洗濯に適した温度にすること
を目的としている。The present invention solves the above problems, and eliminates the need for the user to adjust the water temperature, and automatically adjusts the water supply time to bring the water temperature in the washing tub to a temperature suitable for washing. The purpose is
課題を解決するための手段
本発明は上記目的を達成するために、水側給水弁と湯側
給水弁の通電時間を演算する演算手段は洗濯槽内に給水
する水量が、設定水温値と設定水量値とから得られる熱
量になるように検出した給水水温と流量とをもとに水側
給水弁と湯側給水弁の通電時間を決定するようにしたこ
とを課題解決手段としている。Means for Solving the Problems In order to achieve the above object, the present invention has a calculation means for calculating the energization time of the water side water supply valve and the hot water side water supply valve. The problem is solved by determining the energization time of the water side water supply valve and the hot water side water supply valve based on the detected water supply water temperature and flow rate so that the amount of heat obtained from the water amount value is obtained.
作 用
本発明は上記した課題解決手段によシ、水側給水弁と湯
側給水弁とを演算によって得られた時間だけそれぞれ通
電することで洗濯槽内の水が水温設定手段によって設定
された水温になるように給水することができる。Function The present invention uses the above-described means for solving the problem, and the water temperature in the washing tub is set by the water temperature setting means by energizing the water side water supply valve and the hot water side water supply valve for the time obtained by calculation. You can supply water to the water temperature.
実施例
以下、本発明の一実施例を第１図および第２図を参照し
ながら説明する。EXAMPLE Hereinafter, an example of the present invention will be described with reference to FIGS. 1 and 2.
図に示すように、水温検出手段１は湯と水を混合した温
水の温度を検出し、水温設定手段２は洗濯槽内の水温の
目標値を設定し、それぞれ演算手段３に入力している。As shown in the figure, a water temperature detection means 1 detects the temperature of hot water that is a mixture of hot water and cold water, and a water temperature setting means 2 sets a target value for the water temperature in the washing tub, and inputs each to a calculation means 3. .
水側給水弁４は水の供給を開閉するものでおシ、湯側給
水弁５は湯の供給を開閉するものである。流量検出手段
６は湯と水を混合した温水の流量を検出するものであシ
、水量設定手段７は洗濯槽内の水量の目標値を設定する
ものである。演算手段３は水温検出手段１ど水温設定手
段２と流量検出手段６と水量設定手段７とのデータによ
って水側給水弁４と湯側給水弁６の通電時間を演算する
。水側給水弁駆動手段８と湯側給水弁駆動手段ｅはそれ
ぞれ水側給水弁４と湯側給水弁６とを駆動するものであ
る。水位検出手段１ｏは洗濯槽内の水位を検品して設定
水位になると給水を停止できるようにするためのもので
ある。The water side water supply valve 4 is for opening and closing the supply of water, and the hot water side water supply valve 5 is for opening and closing the supply of hot water. The flow rate detection means 6 is for detecting the flow rate of hot water that is a mixture of hot water and cold water, and the water amount setting means 7 is for setting a target value for the amount of water in the washing tub. The calculation means 3 calculates the energization time of the water side water supply valve 4 and the hot water side water supply valve 6 based on data from the water temperature detection means 1, the water temperature setting means 2, the flow rate detection means 6, and the water amount setting means 7. The water side water supply valve driving means 8 and the hot water side water supply valve driving means e drive the water side water supply valve 4 and the hot water side water supply valve 6, respectively. The water level detection means 1o is for inspecting the water level in the washing tub and stopping the water supply when the water level reaches a set level.
水側給水口１１と湯側給水口１２はそれぞれ水と湯を供
給し、それぞれ水側給水弁４と湯側給水弁６とを経て水
温検品手段１と流量検出手段６の手前で混合され、外槽
１３に洗濯水として貯えられる。また、水位検出手段１
ｏは外槽１３の底部から接続されたホースによって洗濯
槽内の水位を検出する。なお、１４は排水弁、１６は排
水口である。The water side water supply port 11 and the hot water side water supply port 12 respectively supply water and hot water, which are mixed before the water temperature inspection means 1 and the flow rate detection means 6 through the water side water supply valve 4 and the hot water side water supply valve 6, respectively. The water is stored in the outer tank 13 as washing water. In addition, the water level detection means 1
o detects the water level in the washing tub with a hose connected from the bottom of the outer tub 13. In addition, 14 is a drain valve, and 16 is a drain port.
上記構成において第３図を参照しながら動作を説明する
。まず、ステップ２０で給水を開始し、ステップ２１で
水側給水弁４をｔ１秒間通電し、ステップ２２で水温検
出手段１と流量検出手段６とによシ水の温度と流量を検
知する。これらをＴｃ、Ｑｃ とする。つぎにステッ
プ２３で湯側給水弁６をｔ２秒間通電し、ステップ２４
で水温検出手段１と流量検出手段６とにより湯の温度と
流量を検知する。これらをＴｈ、Ｑｈとする。The operation of the above configuration will be explained with reference to FIG. First, water supply is started in step 20, the water side water supply valve 4 is energized for t1 seconds in step 21, and the water temperature detection means 1 and flow rate detection means 6 detect the temperature and flow rate of the water in step 22. Let these be Tc and Qc. Next, in step 23, the hot water side water supply valve 6 is energized for t2 seconds, and in step 24
The water temperature and flow rate are detected by the water temperature detection means 1 and the flow rate detection means 6. Let these be Th and Qh.
ステップ２５では水温設定手段２によって設定された設
定水温Ｔｏと水量設定手段７によって設定された設定水
量ＷＯと、ステップ２１〜２４で得たデータＴｃ、Ｑｃ
、Ｔｈ、Ｑｈとによシ水側給水弁４と湯側給水弁５の通
電時間を演算する。すなわち、水側給水弁４の通電時間
ｔｃと湯側給水弁５０通電時間ｔｈは次式で与えられる
。In step 25, the set water temperature To set by the water temperature setting means 2, the set water amount WO set by the water amount setting means 7, and the data Tc, Qc obtained in steps 21 to 24 are determined.
, Th, and Qh to calculate the energization time of the water side water supply valve 4 and the hot water side water supply valve 5. That is, the energization time tc of the water side water supply valve 4 and the energization time th of the hot water side water supply valve 50 are given by the following equation.
、。＝ Ｗｏ （Ｔｈ−Ｔｏ ） ｔ、 ・・
・・・・・・・（１）Ｑｃ （Ｔｈ −Ｔｃ ）
（１）式または（２）式で演算した結果が負になったと
きは、通電時間を０とする。,. = Wo (Th-To) t, ・・
(1) Qc (Th - Tc) When the result calculated by equation (1) or equation (2) is negative, the energization time is set to 0.
ステップ２６によって得られた通電時間にしたがって、
ステップ２６以降が実行される。ステップ２ｅで水側給
水弁４と湯側給水弁５が通電され、ステップ２７．２８
で水側給水弁４の通電時間ｔｃを確保し、ステップ２９
．３０で湯側給水弁６の通電時間ｔｈを確保する。そし
て、ステップ３１で水側給水弁４と湯側給水弁６がとも
に演算した時間だけ通電されてＯＦＦになっておれば、
ステップ３２で水位判定を行う。もし、少なくとも水側
給水弁４から湯側給水弁５かのどちらかが演算した時間
だけ通電されていなければ、残シの通電時間を確保する
。According to the energization time obtained in step 26,
Step 26 and subsequent steps are executed. In step 2e, the water side water supply valve 4 and the hot water side water supply valve 5 are energized, and in step 27.28
Secure the energization time tc of the water side water supply valve 4 with
．． 30, the energization time th of the hot water side water supply valve 6 is secured. Then, in step 31, if both the water side water supply valve 4 and the hot water side water supply valve 6 are energized for the calculated time and turned off,
In step 32, the water level is determined. If at least one of the water side water supply valve 4 to the hot water side water supply valve 5 is not energized for the calculated time, the remaining energization time is secured.
ステップ３２では、水側給水弁４と湯側給水弁６とがと
もに演算した時間だけ通電された時点で水位判定を行う
。設定水位は水量設定手段７によって設定された設定水
量と外槽１３の断面積との除算で得られる。ここで、も
し外槽１３の水位が設定水位に達していなければ、ステ
ップ３３で水側給水弁４のみＯＮして水量を補う。そう
して外槽１３の水位が設定水位に達すれば次行程へ移行
する。In step 32, the water level is determined when both the water side water supply valve 4 and the hot water side water supply valve 6 are energized for the calculated time. The set water level is obtained by dividing the set water volume set by the water volume setting means 7 and the cross-sectional area of the outer tank 13. Here, if the water level of the outer tank 13 has not reached the set water level, only the water side water supply valve 4 is turned ON in step 33 to supplement the water amount. Then, when the water level in the outer tank 13 reaches the set water level, the process moves to the next step.
以上の動作によシ外槽１３の水量、水温を設定値になる
ように制御することができる。Through the above operations, the water amount and water temperature in the outer tank 13 can be controlled to the set values.
発明の効果
以上の実施例から明らかなように本発明によれば、演算
手段は洗濯槽内に給水する水量が、水温設定手段によっ
て設定された設定水温値と水量設定手段によって設定さ
れた設定水量値とから得られる熱量になるように水側給
水弁と湯側給水弁の通電時間を決定するようにしている
から、あらかじめ設定される洗濯に適した水温と水量を
洗濯槽に供給することができる。したがって、使用者が
水温を設定する手間を省くことができ、誤って設定する
水温値を高くしてしまい、衣類を傷めることもなくすこ
とができる。Effects of the Invention As is clear from the above embodiments, according to the present invention, the calculation means determines the amount of water to be supplied into the washing tub based on the set water temperature value set by the water temperature setting means and the set water amount set by the water amount setting means. Since the energization time of the water side water supply valve and the hot water side water supply valve is determined so that the amount of heat obtained from can. Therefore, it is possible to save the user the trouble of setting the water temperature, and it is possible to prevent the user from accidentally setting a high water temperature value and damaging the clothes.
第１図は本発明の一実施例の洗濯機の温水混合制御装置
のブロック図、第２図は同温水混合制御装置を具備した
洗濯機の断面図、第３図は同洗濯機の湯水混合制御装置
の動作フローチャート、第４図は従来の洗濯機の湯水混
合制御装置のブロック図である。
１・・・・・・水温検品手段、２・・・・・・水温設定
手段、３・・・・・・演算手段、４・・・・・・水側給
水弁、６・・・・・・湯側給水弁、６・・・・・・流量
検品手段、７・・・・・・水量設定手段。
代理人の氏名 弁理士 粟 野 重 孝 ほか１名１！
ｉ］
第２図
ｆ
／Ｚ
第
図
言
図Fig. 1 is a block diagram of a hot water mixing control device for a washing machine according to an embodiment of the present invention, Fig. 2 is a sectional view of a washing machine equipped with the same hot water mixing control device, and Fig. 3 is a hot water mixing control device of the washing machine. FIG. 4 is a block diagram of a conventional hot water mixing control device for a washing machine. 1...Water temperature inspection means, 2...Water temperature setting means, 3...Calculation means, 4...Water side water supply valve, 6......・Hot water side water supply valve, 6...Flow rate inspection means, 7...Water amount setting means. Name of agent: Patent attorney Shigetaka Awano and 1 other person!
i] Figure 2 f /Z Figure 2
Claims (1)
湯側給水弁と、水と湯を混合した水温を検出する水温検
出手段と、洗濯槽内の水温の目標値を設定する水温設定
手段と、給水する流量を検出する流量検出手段と、洗濯
槽内に給水する水量を設定する水量設定手段と、前記水
側給水弁と前記湯側給水弁の通電時間を演算する演算手
段とを備え、前記演算手段は洗濯槽内に給水する水量が
、前記水温設定手段によって設定された設定水温値と前
記水量設定手段によって設定された設定水量値とから得
られる熱量になるように水側給水弁と湯側給水弁の通電
時間を決定するようにしてなる洗濯機の湯水混合制御装
置。A water side water supply valve that opens and closes the water supply, a hot water side water supply valve that opens and closes the hot water supply, a water temperature detection means that detects the temperature of the mixed water and hot water, and a target value for the water temperature in the washing tub. water temperature setting means, flow rate detection means for detecting the flow rate of water supplied, water amount setting means for setting the amount of water supplied to the washing tub, and calculation means for calculating the energization time of the water side water supply valve and the hot water side water supply valve. The calculating means calculates the amount of water so that the amount of water supplied into the washing tub becomes the amount of heat obtained from the set water temperature value set by the water temperature setting means and the set water amount value set by the water amount setting means. A hot water mixing control device for a washing machine, which determines the energization time of a side water supply valve and a hot water side water supply valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2144733A JP2861271B2 (en) | 1990-06-01 | 1990-06-01 | Hot water mixing control device of washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2144733A JP2861271B2 (en) | 1990-06-01 | 1990-06-01 | Hot water mixing control device of washing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0435690A true JPH0435690A (en) | 1992-02-06 |
| JP2861271B2 JP2861271B2 (en) | 1999-02-24 |
Family
ID=15369076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2144733A Expired - Fee Related JP2861271B2 (en) | 1990-06-01 | 1990-06-01 | Hot water mixing control device of washing machine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2861271B2 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5782109A (en) * | 1996-05-06 | 1998-07-21 | Ecolab Inc. | Dispenser |
| US5975352A (en) * | 1997-08-28 | 1999-11-02 | Ecolab Inc. | Dispenser |
| CN110983718A (en) * | 2019-12-04 | 2020-04-10 | 佛山市云米电器科技有限公司 | Intelligent washing appointment method for washing machine and washing machine based on method |
| WO2023207383A1 (en) * | 2022-04-29 | 2023-11-02 | 青岛胶南海尔洗衣机有限公司 | Cleaning device control method and apparatus, device and storage medium |
-
1990
- 1990-06-01 JP JP2144733A patent/JP2861271B2/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5782109A (en) * | 1996-05-06 | 1998-07-21 | Ecolab Inc. | Dispenser |
| US5873268A (en) * | 1996-05-06 | 1999-02-23 | Ecolab Inc. | Dispenser |
| US5975352A (en) * | 1997-08-28 | 1999-11-02 | Ecolab Inc. | Dispenser |
| US6143257A (en) * | 1997-08-28 | 2000-11-07 | Ecolab Inc. | Dispenser |
| CN110983718A (en) * | 2019-12-04 | 2020-04-10 | 佛山市云米电器科技有限公司 | Intelligent washing appointment method for washing machine and washing machine based on method |
| WO2023207383A1 (en) * | 2022-04-29 | 2023-11-02 | 青岛胶南海尔洗衣机有限公司 | Cleaning device control method and apparatus, device and storage medium |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2861271B2 (en) | 1999-02-24 |
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