JPH11104057A - Dishwasher - Google Patents
DishwasherInfo
- Publication number
- JPH11104057A JPH11104057A JP27236697A JP27236697A JPH11104057A JP H11104057 A JPH11104057 A JP H11104057A JP 27236697 A JP27236697 A JP 27236697A JP 27236697 A JP27236697 A JP 27236697A JP H11104057 A JPH11104057 A JP H11104057A
- Authority
- JP
- Japan
- Prior art keywords
- water
- water supply
- valve
- pressure relief
- washing
- 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
- Washing And Drying Of Tableware (AREA)
Abstract
Description
【0001】[0001]
【発明の属する技術分野】本発明は、洗浄槽内に食器を
収納し、この食器の洗浄、すすぎ、乾燥を行う食器洗浄
機に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a dishwasher for storing dishes in a washing tank and washing, rinsing and drying the dishes.
【0002】[0002]
【従来の技術】従来、この種の食器洗浄機は図6に示す
ように構成していた。以下、その構成について説明す
る。2. Description of the Related Art Conventionally, this type of dishwasher has been configured as shown in FIG. Hereinafter, the configuration will be described.
【0003】図に示すように、食器洗浄機本体1は、内
部に洗浄槽2を設け、この洗浄槽2内に食器3を収納す
る食器かご4を設けている。洗浄槽2内には、洗浄槽2
内の洗浄水を加熱するヒータ5を設け、洗浄槽2の下面
に洗浄ポンプ6を設け、洗浄ノズル7より洗浄水を噴射
して食器かご4に収納した食器3を洗浄するように構成
している。給水弁8は水道水を洗浄槽2に給水するもの
である。給水弁8の給水側は家屋の水栓(図示せず)と
給水ホース9で接続されている。洗浄槽2内の洗浄水は
排水ポンプ(図示せず)により排水する。As shown in the figure, a dishwasher main body 1 has a washing tank 2 provided therein, and a dish basket 4 for accommodating a tableware 3 in the washing tank 2. In cleaning tank 2, cleaning tank 2
A heater 5 for heating the cleaning water in the inside is provided, a cleaning pump 6 is provided on the lower surface of the cleaning tank 2, and the cleaning water is injected from the cleaning nozzle 7 to wash the tableware 3 stored in the tableware basket 4. I have. The water supply valve 8 supplies tap water to the washing tank 2. The water supply side of the water supply valve 8 is connected to a faucet (not shown) of the house by a water supply hose 9. The washing water in the washing tank 2 is drained by a drain pump (not shown).
【0004】温度センサ10はサーミスタで構成し、洗
浄槽2の下面に取り付けて制御装置11に入力し、洗浄
槽2内の洗浄水の温度を検知して制御装置11により洗
浄水の温度を制御するとともに、乾燥行程での温度制御
をするようにしている。洗浄槽2の前面にふた12を開
閉自在に設けている。A temperature sensor 10 is formed of a thermistor, and is attached to the lower surface of the washing tank 2 and is inputted to a control device 11 to detect the temperature of the washing water in the washing tank 2 and control the temperature of the washing water by the control device 11. In addition, the temperature is controlled during the drying process. A lid 12 is provided on the front surface of the cleaning tank 2 so as to be freely opened and closed.
【0005】上記構成において動作を説明すると、利用
者がふた12を開け、食器3を食器かご4に配置し、洗
浄槽2に収納して洗剤を入れた後、運転を開始すると、
制御装置11により、ヒータ5、洗浄ポンプ6、給水弁
8、排水ポンプ等の運転を制御し、食器かご4に収納し
た食器3を洗浄、すすぎ、乾燥する。The operation of the above configuration will be described. When the user opens the lid 12, places the tableware 3 in the tableware basket 4, stores the tableware in the washing tank 2 and puts in the detergent, and starts operation,
The operation of the heater 5, the cleaning pump 6, the water supply valve 8, the drainage pump, and the like is controlled by the control device 11, and the tableware 3 stored in the tableware basket 4 is washed, rinsed, and dried.
【0006】[0006]
【発明が解決しようとする課題】このような従来の構成
では、制御装置11により洗浄、すすぎ、乾燥の行程を
自動的に進行させるため、給水弁8には常に水道水圧が
かかっており、洗浄、すすぎ行程で、洗浄槽2に給水す
る毎に給水弁8を開閉している。食器洗浄機の設置条件
により、高温で水道水圧が高い状態で設置されるとき、
たとえば、加圧ボイラーに接続された場合では、給水弁
8には繰り返し、高温、高圧の水圧が加わることにな
る。In such a conventional configuration, the control device 11 automatically advances the washing, rinsing, and drying processes. During the rinsing process, the water supply valve 8 is opened and closed each time water is supplied to the washing tank 2. Due to the installation conditions of the dishwasher, when installed at high temperature and high tap water pressure,
For example, when connected to a pressurized boiler, the water supply valve 8 is repeatedly subjected to high-temperature, high-pressure water pressure.
【0007】従来の給水弁8は、この高温、高圧の水圧
に耐えるため、形状も複雑で、高価な材料を使用し、コ
ストアップになるという問題があった。[0007] The conventional water supply valve 8 has a problem in that it has a complicated shape, uses an expensive material, and increases the cost in order to withstand the high temperature and the high water pressure.
【0008】また、近年のキッチンの水栓はワンタッチ
レバー式で、水栓を開閉できるものが普及しており、水
道を開から閉へワンタッチレバー式で、水栓を動作する
と、ウォーターハンマー現象により一時給水径路内は高
水圧状態になる。食器洗浄機をワンタッチレバー式で、
水栓を開閉できる給水径路に接続すると、上記水道を開
から閉へワンタッチレバー式で水栓を動作させたとき、
給水弁8にも一時的に高水圧が加わわる。この高圧の水
圧に耐えるため、給水弁8は形状も複雑で、高価な材料
を使用し、コストアップになるという問題があった。In recent years, kitchen faucets are of a one-touch lever type, which can open and close the faucet. The one-touch lever type for switching water supply from open to closed, and when the faucet is operated, a water hammer phenomenon occurs. The inside of the temporary water supply path is in a high water pressure state. One-touch lever type dishwasher,
When connected to a water supply path that can open and close the faucet, when operating the faucet with a one-touch lever type from the open to closed water supply,
High water pressure is also temporarily applied to the water supply valve 8. In order to withstand this high water pressure, the water supply valve 8 has a complicated shape, uses an expensive material, and raises the cost.
【0009】本発明は上記課題を解決するもので、高
温、高圧の水圧が繰り返し食器洗浄機に加わっても給水
弁に高温で、高圧の水圧が加わらないようにし、低コス
トで安全性を向上することを目的としている。The present invention has been made to solve the above-mentioned problems. Even if high temperature and high pressure are repeatedly applied to a dishwasher, high temperature and high pressure are not applied to a water supply valve, thereby improving safety at low cost. It is intended to be.
【0010】[0010]
【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、食器類を収納し洗浄する洗浄槽への給水を
給水弁により制御し、給水弁と家屋の水栓とを給水ホー
スで接続し、給水弁の動作等を制御手段により制御す
る。給水弁への給水径路内に圧力逃がし弁を設け、この
圧力逃がし弁の水抜き部からの吐出水を洗浄槽に戻す構
成としたものである。In order to achieve the above object, the present invention controls the water supply to a washing tank for storing and washing tableware by a water supply valve, and connects a water supply valve and a faucet of a house with a water supply hose. And the operation of the water supply valve is controlled by the control means. A pressure relief valve is provided in a water supply path to a water supply valve, and water discharged from a drain portion of the pressure relief valve is returned to the cleaning tank.
【0011】これにより、高温、高圧の水圧が繰り返し
加わっても、高水圧が給水弁に加わることなく、給水弁
を低コストの一般的な材料で構成でき、また、圧力逃が
し弁の水抜き部からの吐出水を生じても、この吐出水を
洗浄槽内に戻す構成とすることで、機外に水漏れするこ
とも防止することができる。Thus, even when high-temperature and high-pressure water pressure is repeatedly applied, high water pressure is not applied to the water supply valve, the water supply valve can be made of a low-cost general material, and the drainage portion of the pressure relief valve can be formed. Even if the discharge water is generated from the cleaning tank, it is possible to prevent the water from leaking out of the apparatus by returning the discharge water into the cleaning tank.
【0012】[0012]
【発明の実施の形態】本発明の請求項1に記載の発明
は、食器類を収納し洗浄する洗浄槽と、この洗浄槽への
給水を制御する給水弁と、この給水弁の動作等を制御す
る制御手段と、前記給水弁と家屋の水栓とを接続する給
水ホースとを備え、前記給水弁への給水径路内に圧力逃
がし弁を設け、この圧力逃がし弁の水抜き部からの吐出
水を前記洗浄槽に戻す構成としたものであり、高温、高
圧の水圧が繰り返し食器洗浄機に加わっても、圧力逃が
し弁の水抜き部から水を吐出し、高水圧が給水弁に加わ
ることなく、給水弁を低コストの一般的な材料で構成で
き、また、圧力逃がし弁の水抜き部からの吐出水を生じ
ても、この吐出水を洗浄槽内に戻すことで、機外に水漏
れすることも防止できる。DESCRIPTION OF THE PREFERRED EMBODIMENTS The first aspect of the present invention relates to a cleaning tank for storing and washing dishes, a water supply valve for controlling water supply to the cleaning tank, and an operation of the water supply valve. Control means for controlling, and a water supply hose for connecting the water supply valve and a faucet of a house, a pressure relief valve is provided in a water supply path to the water supply valve, and discharge from a drain portion of the pressure relief valve is provided. The structure is such that water is returned to the washing tank, and even if high-temperature, high-pressure water pressure is repeatedly applied to the dishwasher, water is discharged from the drain portion of the pressure relief valve, and high water pressure is applied to the water supply valve. The water supply valve can be made of a low-cost general material, and even if discharge water is generated from the drainage part of the pressure relief valve, the discharge water is returned to the cleaning tank so that the water is discharged outside the machine. Leakage can also be prevented.
【0013】請求項2に記載の発明は、上記請求項1に
記載の発明において、洗浄槽内の給水水位を検知する水
位検知装置を備え、圧力逃がし弁の水抜き部からの吐出
水による前記洗浄槽内の水位上昇を前記水位検知装置で
検知する構成としたものであり、食器洗浄機に高水圧が
加わったとき、圧力逃がし弁で圧力を逃がすとともに、
吐出水を検知することで、給水経路に異常を生じている
ことを検知でき、対策手段を取ることが可能となる。According to a second aspect of the present invention, in the first aspect of the present invention, there is provided a water level detecting device for detecting a water supply level in the cleaning tank, wherein the water discharged from a drain portion of a pressure relief valve is used. The water level rise in the washing tank is configured to be detected by the water level detection device, and when high water pressure is applied to the dishwasher, the pressure is released by the pressure relief valve,
By detecting the discharge water, it is possible to detect that an abnormality has occurred in the water supply path, and it is possible to take a countermeasure.
【0014】請求項3に記載の発明は、上記請求項2に
記載の発明において、圧力逃がし弁の水抜き部からの吐
出水による洗浄槽内の水位上昇を水位検知装置で検知
し、制御手段により、表示および音の少なくとも一方
で、異常報知を行う構成としたものであり、使用者に給
水径路の異常を知らせ、水栓を閉じたり、給水圧力の減
圧を行う等、給水径路の対策をとることが可能となる。According to a third aspect of the present invention, in the second aspect of the present invention, the water level detecting device detects a rise in the water level in the cleaning tank due to the water discharged from the drainage portion of the pressure relief valve, and the control means. In this way, at least one of the display and the sound is used to notify the abnormality of the water supply path.The user is notified of the abnormality of the water supply path, and measures for the water supply path such as closing the faucet or reducing the pressure of the water supply are performed. It is possible to take.
【0015】請求項4に記載の発明は、食器類を収納し
洗浄する洗浄槽と、この洗浄槽への給水を制御する給水
弁と、この給水弁の動作等を制御する制御手段と、前記
給水弁と家屋の水栓とを接続する給水ホースと、食器洗
浄機本体の下部に設けた水受け部と、この水受け部への
漏水を検知する漏水検知装置とを備え、前記給水弁への
給水径路内に圧力逃がし弁を設け、前記圧力逃がし弁の
水抜き部からの吐出水を前記水受け部で受ける構成と
し、吐出水による前記水受け部内の水位上昇を前記漏水
検知装置で検知する構成としたものであり、圧力逃がし
弁からの吐出水を確実に検知することができる。すなわ
ち、たとえば、洗浄行程中に給水弁に高水圧が加わった
とき、洗浄槽内および水位検知装置の水位は洗浄ポンプ
の動作で波打っており、水位検知装置での正確な検知が
不能な場合がある。食器洗浄機本体下部に設けた水受け
部では、食器洗浄機の全行程で漏水を確実に検知するこ
とができ、給水径路の異常を早期に確認することができ
る。According to a fourth aspect of the present invention, there is provided a washing tank for storing and washing dishes, a water supply valve for controlling water supply to the washing tank, a control means for controlling the operation of the water supply valve, and the like. A water supply hose for connecting a water supply valve to a faucet of a house, a water receiving portion provided at a lower portion of the dishwasher main body, and a water leakage detecting device for detecting water leakage to the water receiving portion. A pressure relief valve is provided in the water supply path of the above, the discharge water from the drain portion of the pressure relief valve is received by the water receiving portion, and a rise in the water level in the water receiving portion due to the discharged water is detected by the water leakage detecting device. The discharge water from the pressure relief valve can be reliably detected. That is, for example, when high water pressure is applied to the water supply valve during the cleaning process, the water level in the cleaning tank and the water level detecting device is waving due to the operation of the cleaning pump, and accurate detection by the water level detecting device cannot be performed. There is. The water receiver provided in the lower part of the dishwasher main body can reliably detect water leakage in the entire process of the dishwasher, and can promptly confirm an abnormality in the water supply path.
【0016】請求項5に記載の発明は、上記請求項4に
記載の発明において、圧力逃がし弁の水抜き部からの吐
出水による水受け部内の水位上昇を漏水検知装置で検知
し、制御手段により、表示および音の少なくとも一方
で、異常報知を行う構成としたものであり、給水径路の
異常を早期に確認し、使用者に早期に給水径路の異常を
知らせ、水栓を閉じたり、給水圧力の減圧を行う等、給
水径路の対策をとることが可能となる。According to a fifth aspect of the present invention, in accordance with the fourth aspect of the present invention, a rise in the water level in the water receiving portion due to the water discharged from the drain portion of the pressure relief valve is detected by the water leakage detecting device, and the control means In this way, at least one of the display and the sound is used to provide an abnormality notification.The abnormality of the water supply path is confirmed at an early stage, the user is notified of the abnormality of the water supply path at an early stage, and the faucet is closed or the water supply is stopped. It is possible to take measures for the water supply path such as reducing the pressure.
【0017】[0017]
【実施例】以下、本発明の実施例について、図面を参照
しながら説明する。なお、従来例と同じ構成のものは同
一符号を付して説明を省略する。Embodiments of the present invention will be described below with reference to the drawings. The same components as those in the conventional example are denoted by the same reference numerals, and description thereof is omitted.
【0018】(実施例1)図1に示すように、屋内の水
栓(図示せず)と食器洗浄機の給水弁8を給水ホース9
で接続し、給水弁8への給水経路である給水ホース9内
にT型の分岐部13を設けている。分岐部13の一端は
ホース14に接続し、このホース14の他端は洗浄槽2
に連通している。(Embodiment 1) As shown in FIG. 1, an indoor faucet (not shown) and a water supply valve 8 of a dishwasher are connected to a water supply hose 9.
And a T-shaped branch portion 13 is provided in a water supply hose 9 which is a water supply path to the water supply valve 8. One end of the branch portion 13 is connected to a hose 14, and the other end of the hose 14 is connected to the cleaning tank 2.
Is in communication with
【0019】T型の分岐部13は、図2に示すように構
成しており、分岐部13の両端に給水ホース9に接続し
て、両端をパッキング15でシールしている。分岐部1
3の一端はホース14に接続し、分岐部13とホース1
4の間には圧力逃がし弁16を配置している。この圧力
逃がし弁16は逃がし弁本体16aと、逃がし弁本体1
6aと分岐部13とをシールするOリングを設け、ま
た、分岐部13とホース14とを連通する水抜き穴(水
抜き部)16bを設けている。As shown in FIG. 2, the T-shaped branch portion 13 is connected to the water supply hose 9 at both ends of the branch portion 13 and both ends are sealed with a packing 15. Branch 1
3 has one end connected to the hose 14, and the branch 13 and the hose 1
4, a pressure relief valve 16 is arranged. The pressure relief valve 16 includes a relief valve body 16a and a relief valve body 1.
An O-ring that seals between the branch 6a and the branch portion 13 is provided, and a drain hole (a drain portion) 16b that connects the branch portion 13 and the hose 14 is provided.
【0020】この水抜き穴16bの中に、この水抜き穴
16bを塞ぐパッキング17を設けている。パッキング
17はばね18で、通常時水抜き穴16bを塞ぐように
逃がし弁本体16aに押さえつけられている。ばね18
は押さえねじ19で逃がし弁本体16a内に収納されて
いる。A packing 17 for closing the drain hole 16b is provided in the drain hole 16b. The packing 17 is a spring 18 and is normally pressed against the relief valve body 16a so as to close the drain hole 16b. Spring 18
Is housed in the relief valve body 16a by a holding screw 19.
【0021】上記構成において動作を説明すると、利用
者がふた12を開け、食器3を食器かご4に配置し、洗
浄槽2に収納して洗剤を入れた後、運転を開始すると、
制御装置(制御手段)11により、ヒータ5、洗浄ポン
プ6、給水弁8、、排水ポンプ等の運転を制御し、食器
かご4に配置した食器3を洗浄、すすぎ、乾燥する。The operation will be described in the above configuration. When the user opens the lid 12, arranges the tableware 3 in the tableware basket 4, stores it in the washing tank 2 and puts in the detergent, and starts operation,
The control device (control means) 11 controls the operations of the heater 5, the cleaning pump 6, the water supply valve 8, the drainage pump, and the like, and cleans, rinses, and dries the tableware 3 arranged in the tableware basket 4.
【0022】給水弁8は洗浄、すすぎ、乾燥行程を自動
的に進行させるため、常に水道水圧が加わっている。食
器洗浄機の設置条件で、高水圧のもとで水道に接続され
た場合、圧力逃がし弁16のばね18が水道水圧に押さ
れ、パッキング17が逃がし弁本体16aから離れ、水
道水は圧力逃がし弁16の水抜き穴16b、ホース14
を通過して洗浄槽2に吐出される。The tap water pressure is constantly applied to the water supply valve 8 in order to automatically advance the washing, rinsing and drying processes. When the dishwasher is installed and connected to a tap under high water pressure, the spring 18 of the pressure relief valve 16 is pushed by the tap water pressure, the packing 17 is separated from the relief valve body 16a, and the tap water is released from the pressure. Drain hole 16b of valve 16, hose 14
And is discharged to the cleaning tank 2.
【0023】このため、給水弁8にはあらかじめ設定し
た異常な水道水圧が加わることはない。また、圧力逃が
し弁16の水抜き穴16bからの水道水は、洗浄槽2内
に吐出されることで、機外等への水漏れを防止すること
ができる。Therefore, an abnormal tap water pressure set in advance is not applied to the water supply valve 8. Further, the tap water from the drain hole 16b of the pressure relief valve 16 is discharged into the cleaning tank 2, so that water leakage to the outside of the apparatus or the like can be prevented.
【0024】(実施例2)図3に示すように、分岐部1
3と連通するホース20の他端を洗浄槽2の水位検知を
行う補助槽21に接続している。補助槽21内には洗浄
水位を検知する洗浄水位検知スイッチ22と溢水水位検
知スイッチ(水位検知装置)23とを設け、補助槽21
と洗浄槽2は連通している。(Embodiment 2) As shown in FIG.
The other end of the hose 20 communicating with the washing tank 3 is connected to an auxiliary tank 21 for detecting the water level of the washing tank 2. A cleaning water level detection switch 22 for detecting a cleaning water level and an overflow water level detection switch (water level detection device) 23 are provided in the auxiliary tank 21.
And the washing tank 2 communicate with each other.
【0025】ふた12には、制御装置11を設けるとと
もに、制御装置11の表面には、図4に示すように、念
入り、標準、予洗のみ、乾燥のみなどのコースを設定す
るコース設定スイッチ24aと、動作のスタート、一時
停止を行うスタート/一時停止スイッチ24bとを設
け、さらに、念入り、標準、予洗のみ、乾燥のみの各表
示部25a〜25dを設けている。The lid 12 is provided with a control device 11, and on the surface of the control device 11, as shown in FIG. 4, a course setting switch 24a for setting courses such as careful, standard, pre-wash only, and dry only. , A start / pause switch 24b for starting and temporarily stopping the operation, and display units 25a to 25d for careful, standard, pre-wash only, and dry only.
【0026】通常時、たとえば標準コースを選択した場
合には、標準表示部25bを点灯し、運転を開始すると
点滅を行い、圧力逃がし弁16の水抜き穴16bからの
吐出水による水位上昇を溢水水位検知スイッチ23によ
り検知すると、全表示部25a〜25dを点滅し、使用
者に給水径路の異常を知らせるようにしている。他の構
成は上記実施例1と同じである。Normally, for example, when the standard course is selected, the standard display section 25b is turned on, and when the operation is started, the standard display section 25b is turned on and off. When the water level is detected by the water level detection switch 23, all the display sections 25a to 25d are blinked to notify the user of the abnormality of the water supply path. Other configurations are the same as those in the first embodiment.
【0027】上記構成において動作を説明すると、食器
洗浄機の設置条件で、高水圧のもとで水道に接続された
場合、上記実施例1と同様に、圧力逃がし弁16のばね
18が水道水圧に押され、パッキング17が逃がし弁本
体16aから離れ、水道水は圧力逃がし弁16の水抜き
穴16b、ホース20を通過して、補助槽21に吐出さ
れる。The operation of the above configuration will be described. When the dishwasher is installed and connected to a tap under high water pressure, the spring 18 of the pressure relief valve 16 is connected to the tap water pressure as in the first embodiment. Then, the packing 17 is separated from the relief valve body 16a, and the tap water is discharged to the auxiliary tank 21 through the drain hole 16b of the pressure relief valve 16 and the hose 20.
【0028】このため、給水弁8にはあらかじめ設定し
た異常な水道水圧が加わわることはない。また、補助槽
21と洗浄槽2は連通しており、洗浄槽2内の洗浄水位
と補助槽21の洗浄水位は通常の洗浄水位を越えて上昇
し、溢水水位検知スイッチ23を動作させて異常を検知
することができ、この溢水水位検知スイッチ23での異
常検知にもとずき、全表示部25a〜25dを点滅し、
使用者に給水径路の異常を知らせ、水栓を閉じたり、給
水圧力の減圧を行う等、給水径路の対策をとることが可
能となる。Therefore, an abnormal tap water pressure set in advance is not applied to the water supply valve 8. Further, the auxiliary tank 21 and the cleaning tank 2 are in communication with each other, and the cleaning water level in the cleaning tank 2 and the cleaning water level in the auxiliary tank 21 rise above the normal cleaning water level, and the overflow water level detection switch 23 is operated to cause an abnormality. Can be detected, and based on the abnormality detection by the overflow water level detection switch 23, all the display units 25a to 25d blink,
It is possible to take measures for the water supply path, such as notifying the user of the abnormality of the water supply path and closing the faucet or reducing the supply pressure.
【0029】(実施例3)図5に示すように、食器洗浄
機本体1の下部に水受け部26を設け、水受け部26に
は洗浄槽2等から水漏れした場合に水位を検知する漏水
検知スイッチ27を設けている。分岐部13と連通する
ホース28の他端を水受け部26に接続し、圧力逃がし
弁16の水抜き穴16bからの吐出水を水受け部26で
受ける構成とし、吐出水による水受け部26内の水位上
昇を漏水検知スイッチ27で検知すると、全表示部25
a〜25dを点滅し、使用者に給水径路の異常を知らせ
るようにしている。他の構成は上記実施例1と同じであ
る。(Embodiment 3) As shown in FIG. 5, a water receiver 26 is provided at the lower part of the dishwasher main body 1, and the water receiver 26 detects a water level when water leaks from the washing tank 2 or the like. A water leak detection switch 27 is provided. The other end of the hose 28 communicating with the branch portion 13 is connected to the water receiving portion 26 so that the water discharged from the drain hole 16b of the pressure relief valve 16 is received by the water receiving portion 26. When the rise of the water level in the inside is detected by the leak detection switch 27,
a to 25d are blinked to notify the user of an abnormality in the water supply path. Other configurations are the same as those in the first embodiment.
【0030】上記構成において動作を説明すると、食器
洗浄機の設置条件で、高水圧のもとで水道に接続された
場合、上記実施例1と同様に、圧力逃がし弁16のばね
18が水道水圧に押され、パッキング17が逃がし弁本
体16aから離れ、水道水は圧力逃がし弁16の水抜き
穴16b、ホース28を通過して、水受け部26に吐出
される。The operation of the above configuration will be described. When the dishwasher is installed and connected to a tap under a high water pressure, the spring 18 of the pressure relief valve 16 is connected to the tap water pressure as in the first embodiment. , The packing 17 is separated from the relief valve body 16a, and the tap water is discharged to the water receiving portion 26 through the drain hole 16b of the pressure relief valve 16 and the hose 28.
【0031】このため、給水弁8にはあらかじめ設定し
た異常な水道水圧が加わわることはない。また、吐出水
による水受け部26内の水位上昇を漏水検知スイッチ2
7で検知することができ、この漏水検知スイッチ27で
の異常検知にもとずき、全表示部25a〜25dを点滅
し、使用者に給水径路の異常を知らせ、水栓を閉じた
り、給水圧力の減圧を行う等、給水径路の対策をとるこ
とが可能となる。Therefore, an abnormal tap water pressure set in advance is not applied to the water supply valve 8. In addition, the rise of the water level in the water receiving section 26 due to the discharged water is detected by the water leakage detection switch 2.
7, and based on the abnormality detection by the water leakage detection switch 27, all the display portions 25a to 25d blink, informing the user of the abnormality of the water supply path, closing the water faucet, It is possible to take measures for the water supply path such as reducing the pressure.
【0032】水受け部26は、水が溜まってはならない
部位であり、洗浄、すすぎ、乾燥の全行程中、給水弁8
に高圧が加わり、圧力逃がし弁16の水抜き穴16bか
ら水が吐出した場合、確実に、早期に検知することが可
能となる。The water receiving portion 26 is a portion where water must not accumulate, and during the entire process of washing, rinsing and drying, the water supply valve 8 is provided.
When water is discharged from the drain hole 16b of the pressure relief valve 16 when a high pressure is applied to the pressure relief valve 16, it is possible to reliably and early detect the water.
【0033】[0033]
【発明の効果】以上のように本発明の請求項1に記載の
発明によれば、食器類を収納し洗浄する洗浄槽と、この
洗浄槽への給水を制御する給水弁と、この給水弁の動作
等を制御する制御手段と、前記給水弁と家屋の水栓とを
接続する給水ホースとを備え、前記給水弁への給水径路
内に圧力逃がし弁を設け、この圧力逃がし弁の水抜き部
からの吐出水を前記洗浄槽に戻す構成としたから、高
温、高圧の水圧が繰り返し食器洗浄機に加わっても、圧
力逃がし弁の水抜き部から水を吐出し、高水圧が給水弁
に加わることなく、給水弁を低コストの一般的な材料で
構成することができ、また、圧力逃がし弁の水抜き部か
らの吐出水を生じても、この吐出水を洗浄槽内に戻すこ
とで、機外に水漏れすることも防止できる。As described above, according to the first aspect of the present invention, a washing tank for storing and washing dishes, a water supply valve for controlling water supply to the washing tank, and the water supply valve. Control means for controlling the operation of the water supply valve, and a water supply hose connecting the water supply valve to the faucet of the house. A pressure relief valve is provided in a water supply path to the water supply valve, and the pressure relief valve is drained. Since the water discharged from the section is returned to the washing tank, even if high-temperature, high-pressure water pressure is repeatedly applied to the dishwasher, water is discharged from the drain portion of the pressure relief valve, and the high water pressure is applied to the water supply valve. Without adding water, the water supply valve can be made of a low-cost general material, and even if discharge water is generated from the drain portion of the pressure relief valve, the discharge water is returned into the cleaning tank. Also, it is possible to prevent water leakage outside the machine.
【0034】また、請求項2に記載の発明によれば、洗
浄槽内の給水水位を検知する水位検知装置を備え、圧力
逃がし弁の水抜き部からの吐出水による前記洗浄槽内の
水位上昇を前記水位検知装置で検知する構成としたか
ら、食器洗浄機に高水圧が加わったとき、圧力逃がし弁
で圧力を逃がすとともに、吐出水を検知することで、給
水経路に異常を生じていることを検知でき、対策手段を
取ることが可能となる。According to the second aspect of the present invention, there is provided a water level detecting device for detecting a water supply level in the cleaning tank, and a water level rise in the cleaning tank due to water discharged from a drain portion of the pressure relief valve. Is detected by the water level detection device, when high water pressure is applied to the dishwasher, the pressure is released by the pressure relief valve, and the discharge water is detected, thereby causing an abnormality in the water supply path. Can be detected and countermeasures can be taken.
【0035】また、請求項3に記載の発明によれば、圧
力逃がし弁の水抜き部からの吐出水による洗浄槽内の水
位上昇を水位検知装置で検知し、制御手段により、表示
および音の少なくとも一方で、異常報知を行う構成とし
たから、使用者に給水径路の異常を知らせ、水栓を閉じ
たり、給水圧力の減圧を行う等、給水径路の対策をとる
ことが可能となる。According to the third aspect of the present invention, the water level detecting device detects a rise in the water level in the washing tank due to the water discharged from the drainage portion of the pressure relief valve, and the display means and the sound are displayed by the control means. At least one of them is configured to perform the abnormality notification, so that it is possible to notify the user of the abnormality of the water supply path, take measures such as closing the water faucet or reducing the pressure of the water supply path.
【0036】また、請求項4に記載の発明によれば、食
器類を収納し洗浄する洗浄槽と、この洗浄槽への給水を
制御する給水弁と、この給水弁の動作等を制御する制御
手段と、前記給水弁と家屋の水栓とを接続する給水ホー
スと、食器洗浄機本体の下部に設けた水受け部と、この
水受け部への漏水を検知する漏水検知装置とを備え、前
記給水弁への給水径路内に圧力逃がし弁を設け、前記圧
力逃がし弁の水抜き部からの吐出水を前記水受け部で受
ける構成とし、吐出水による前記水受け部内の水位上昇
を前記漏水検知装置で検知する構成としたから、圧力逃
がし弁からの吐出水を確実に検知することができ、給水
径路の異常を早期に確認することができる。According to the fourth aspect of the present invention, a washing tank for storing and washing dishes, a water supply valve for controlling water supply to the washing tank, and a control for controlling the operation of the water supply valve and the like. Means, a water supply hose that connects the water supply valve and a faucet of a house, a water receiver provided at a lower portion of the dishwasher main body, and a water leakage detector that detects water leakage to the water receiver. A pressure relief valve is provided in a water supply path to the water supply valve, and the discharge water from a drain portion of the pressure relief valve is received by the water receiving portion, and a rise in water level in the water receiving portion due to the discharged water is caused by the water leakage. Since the detection device is configured to detect the water, the water discharged from the pressure relief valve can be reliably detected, and the abnormality of the water supply path can be confirmed at an early stage.
【0037】また、請求項5に記載の発明によれば、圧
力逃がし弁の水抜き部からの吐出水による水受け部内の
水位上昇を漏水検知装置で検知し、制御手段により、表
示および音の少なくとも一方で、異常報知を行う構成と
したから、給水径路の異常を早期に確認し、使用者に早
期に給水径路の異常を知らせ、水栓を閉じたり、給水圧
力の減圧を行う等、給水径路の対策をとることが可能と
なる。According to the fifth aspect of the present invention, an increase in the water level in the water receiving portion due to the water discharged from the drain portion of the pressure relief valve is detected by the water leakage detecting device, and the display and sound of the sound are detected by the control means. At least on the other hand, because the system is configured to perform anomaly notification, the water supply path is checked early, the user is notified of the water supply path abnormality at an early stage, the faucet is closed, the water supply pressure is reduced, etc. It is possible to take measures for the route.
【図1】本発明の第1の実施例の食器洗浄機の縦断面図FIG. 1 is a longitudinal sectional view of a dishwasher according to a first embodiment of the present invention.
【図2】同食器洗浄機の要部拡大縦断面図FIG. 2 is an enlarged vertical sectional view of a main part of the dishwasher.
【図3】本発明の第2の実施例の食器洗浄機の縦断面図FIG. 3 is a longitudinal sectional view of a dishwasher according to a second embodiment of the present invention.
【図4】同食器洗浄機の操作表示部の正面図FIG. 4 is a front view of an operation display unit of the dishwasher.
【図5】本発明の第3の実施例の食器洗浄機の縦断面図FIG. 5 is a longitudinal sectional view of a dishwasher according to a third embodiment of the present invention.
【図6】従来の食器洗浄機の縦断面図FIG. 6 is a longitudinal sectional view of a conventional dishwasher.
2 洗浄槽 3 食器類 8 給水弁 9 給水ホース 11 制御装置(制御手段) 16 圧力逃がし弁 16b 水抜き穴(水抜き部) 2 Washing tank 3 Tableware 8 Water supply valve 9 Water supply hose 11 Control device (control means) 16 Pressure relief valve 16b Drain hole (drain portion)
Claims (5)
洗浄槽への給水を制御する給水弁と、この給水弁の動作
等を制御する制御手段と、前記給水弁と家屋の水栓とを
接続する給水ホースとを備え、前記給水弁への給水径路
内に圧力逃がし弁を設け、この圧力逃がし弁の水抜き部
からの吐出水を前記洗浄槽に戻す構成とした食器洗浄
機。1. A washing tank for storing and washing tableware, a water supply valve for controlling water supply to the washing tank, control means for controlling the operation of the water supply valve, and the like, and a water faucet for the water supply valve and house. And a water supply hose for connecting the pressure relief valve to the water supply valve, a pressure relief valve provided in a water supply path to the water supply valve, and water discharged from a drain portion of the pressure relief valve being returned to the washing tank.
装置を備え、圧力逃がし弁の水抜き部からの吐出水によ
る前記洗浄槽内の水位上昇を前記水位検知装置で検知す
る構成とした請求項1記載の食器洗浄機。2. A water level detecting device for detecting a water supply water level in a washing tank, wherein a rise in the water level in the washing tank due to water discharged from a drain portion of a pressure relief valve is detected by the water level detecting device. The dishwasher according to claim 1.
よる洗浄槽内の水位上昇を水位検知装置で検知し、制御
手段により、表示および音の少なくとも一方で、異常報
知を行う構成とした請求項2記載の食器洗浄機。3. A configuration in which a rise in the water level in the washing tank due to water discharged from a drain portion of the pressure relief valve is detected by a water level detection device, and at least one of a display and a sound is notified by a control means to notify an abnormality. The dishwasher according to claim 2.
洗浄槽への給水を制御する給水弁と、この給水弁の動作
等を制御する制御手段と、前記給水弁と家屋の水栓とを
接続する給水ホースと、食器洗浄機本体の下部に設けた
水受け部と、この水受け部への漏水を検知する漏水検知
装置とを備え、前記給水弁への給水径路内に圧力逃がし
弁を設け、前記圧力逃がし弁の水抜き部からの吐出水を
前記水受け部で受ける構成とし、吐出水による前記水受
け部内の水位上昇を前記漏水検知装置で検知する構成と
した食器洗浄機。4. A washing tank for storing and washing tableware, a water supply valve for controlling water supply to the washing tank, control means for controlling the operation of the water supply valve, and the like, and a water faucet for the water supply valve and house. A water supply hose, a water receiver provided at the lower portion of the dishwasher main body, and a water leakage detection device for detecting water leakage to the water receiver, and pressure relief is provided in a water supply path to the water supply valve. A dishwasher provided with a valve, configured to receive discharge water from a drain portion of the pressure relief valve by the water receiving portion, and configured to detect a rise in water level in the water receiving portion due to the discharged water by the water leakage detection device. .
よる水受け部内の水位上昇を漏水検知装置で検知し、制
御手段により、表示および音の少なくとも一方で、異常
報知を行う構成とした請求項4記載の食器洗浄機。5. A structure in which a rise in the water level in a water receiving portion due to water discharged from a drain portion of a pressure relief valve is detected by a water leakage detecting device, and at least one of a display and a sound is notified by a control means of abnormality. The dishwasher according to claim 4.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP27236697A JPH11104057A (en) | 1997-10-06 | 1997-10-06 | Dishwasher |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP27236697A JPH11104057A (en) | 1997-10-06 | 1997-10-06 | Dishwasher |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH11104057A true JPH11104057A (en) | 1999-04-20 |
Family
ID=17512892
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP27236697A Pending JPH11104057A (en) | 1997-10-06 | 1997-10-06 | Dishwasher |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH11104057A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090314315A1 (en) * | 2008-06-20 | 2009-12-24 | Bsh Bosch Und Siemens Hausgeraete Gmbh | Water-conducting domestic appliance |
-
1997
- 1997-10-06 JP JP27236697A patent/JPH11104057A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090314315A1 (en) * | 2008-06-20 | 2009-12-24 | Bsh Bosch Und Siemens Hausgeraete Gmbh | Water-conducting domestic appliance |
US8651122B2 (en) * | 2008-06-20 | 2014-02-18 | Bsh Bosch Und Siemens Hausgeraete Gmbh | Water-conducting domestic appliance |
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