WO2013080433A1 - 食器洗い機 - Google Patents

食器洗い機 Download PDF

Info

Publication number
WO2013080433A1
WO2013080433A1 PCT/JP2012/006904 JP2012006904W WO2013080433A1 WO 2013080433 A1 WO2013080433 A1 WO 2013080433A1 JP 2012006904 W JP2012006904 W JP 2012006904W WO 2013080433 A1 WO2013080433 A1 WO 2013080433A1
Authority
WO
WIPO (PCT)
Prior art keywords
temperature
water
cleaning
washing
dishwasher
Prior art date
Application number
PCT/JP2012/006904
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
上崎　昌芳
谷口　裕
直樹 廣松
Original Assignee
パナソニック株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by パナソニック株式会社 filed Critical パナソニック株式会社
Priority to CN201280047441.6A priority Critical patent/CN103826522B/zh
Priority to EP12853319.7A priority patent/EP2786693B1/en
Publication of WO2013080433A1 publication Critical patent/WO2013080433A1/ja

Links

Images

Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00—Washing or rinsing machines for crockery or tableware
    • A47L15/0018—Controlling processes, i.e. processes to control the operation of the machine characterised by the purpose or target of the control
    • A47L15/0047—Energy or water consumption, e.g. by saving energy or water
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L2401/00—Automatic detection in controlling methods of washing or rinsing machines for crockery or tableware, e.g. information provided by sensors entered into controlling devices
    • A47L2401/06—Water supply, circulation or discharge information
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L2401/00—Automatic detection in controlling methods of washing or rinsing machines for crockery or tableware, e.g. information provided by sensors entered into controlling devices
    • A47L2401/09—Water level
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L2401/00—Automatic detection in controlling methods of washing or rinsing machines for crockery or tableware, e.g. information provided by sensors entered into controlling devices
    • A47L2401/12—Water temperature
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L2501/00—Output in controlling method of washing or rinsing machines for crockery or tableware, i.e. quantities or components controlled, or actions performed by the controlling device executing the controlling method
    • A47L2501/01—Water supply, e.g. opening or closure of the water inlet valve
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L2501/00—Output in controlling method of washing or rinsing machines for crockery or tableware, i.e. quantities or components controlled, or actions performed by the controlling device executing the controlling method
    • A47L2501/06—Water heaters
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L2501/00—Output in controlling method of washing or rinsing machines for crockery or tableware, i.e. quantities or components controlled, or actions performed by the controlling device executing the controlling method
    • A47L2501/26—Indication or alarm to the controlling device or to the user
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L2501/00—Output in controlling method of washing or rinsing machines for crockery or tableware, i.e. quantities or components controlled, or actions performed by the controlling device executing the controlling method
    • A47L2501/34—Change machine operation from normal operational mode into special mode, e.g. service mode, resin regeneration mode, sterilizing mode, steam mode, odour eliminating mode or special cleaning mode to clean the hydraulic circuit

Definitions

  • the present invention relates to a dishwasher for cleaning dishes by spraying wash water from a washing nozzle toward dishes while heating washing water stored in a washing tank.
  • FIG. 6 is a side sectional view of a conventional dishwasher.
  • FIG. 7 is a block diagram showing a control configuration of a conventional dishwasher.
  • FIG. 8 is a flowchart showing the operation of the washing process of the conventional dishwasher.
  • FIG. 9 is an explanatory diagram showing a washing water temperature and an operation state of a conventional dishwasher.
  • FIG. 6 the main body 20 of the dishwasher is provided with a washing tank 21 inside.
  • a drain port 3 is provided at the bottom of the cleaning tank 21.
  • a cleaning pump 5 driven by a cleaning motor 4 is disposed in a pump chamber communicating with the drain port 3.
  • the cleaning pump 5 circulates cleaning water inside the cleaning tank 21. This circulation is performed by the following route. First, cleaning water is sucked into the cleaning pump 5 from the drain port 3. Next, the cleaning water is supplied from the cleaning pump 5 to the cleaning nozzle 6 that is rotatably disposed in the inner bottom portion of the cleaning tank 21. Finally, the washing water is sprayed from the washing nozzle 6 toward the dishes 7, and after washing the dishes 7, the washing water returns to the drain port 3 again.
  • a heater 8 for heating cleaning water is disposed between the cleaning nozzle 6 and the bottom of the cleaning tank 21.
  • the controller 22 indirectly detects that the cleaning water has reached a predetermined temperature from the temperature at the bottom of the cleaning tank 21 by the thermistor 23 that is a cleaning water temperature detection unit, and stops energization of the heater 8.
  • a table basket 11 is installed above the cleaning nozzle 6. The tableware basket 11 is configured so that the tableware 7 is arranged in an orderly manner so that washing water is effectively jetted onto the tableware 7 and the tableware 7 can be cleaned efficiently.
  • the cleaning tank 21 is opened forward, and a lid 12 that can be opened and closed forward is attached to the front surface thereof.
  • the drain pump 13 is configured to suck the cleaning water from the drain port 3 and discharge the cleaning water to the outside through the drain hose 14.
  • the cleaning water stored in the cleaning tank 21 is supplied from the water supply hose 15.
  • the control unit 22 detects that the cleaning water is supplied to a predetermined water level by the water level detection unit 16 communicating with the cleaning tank 21, the control unit 22 closes the water supply valve 17 and stops the supply of the cleaning water.
  • the drying fan 18 feeds air from outside the machine into the cleaning tank 21, discharges water vapor generated from the surface of the tableware 7 and the like to the outside through the exhaust port 19 provided in the lid 12, and dries the tableware 7.
  • the control unit 22 and each load are connected as shown in FIG. 7, and the operation of the dishwasher is controlled by the control unit 22.
  • the operation process of the dishwasher is composed of four steps of a washing step, a rinsing step, a heating rinsing step, and a drying step.
  • the control unit 22 supplies the washing water from the water supply to the predetermined amount of water through the water supply hose 15 (step S21).
  • the controller 22 energizes the cleaning pump 5 and the heater 8 and operates until the cleaning water temperature reaches a first predetermined temperature (for example, 57 ° C.) (steps S22 and S23).
  • the control unit 22 stops energization of the heater 8 (step S24). Thereafter, the control unit 22 performs cleaning by continuously operating the cleaning pump 5 until the operation time reaches a predetermined time (steps S25 and S26). Thereafter, the control unit 22 operates the drain pump 13 to drain the cleaning water in the cleaning tank 2 (step S27), and proceeds to the next process (rinsing process).
  • the control unit 22 drains the dirty cleaning water so far by the drain pump 13, then stores new cleaning water in the cleaning tank 21, and supplies only the cleaning pump 5 without energizing the heater 8.
  • the operation of rinsing 7 for a predetermined time is repeated twice.
  • the control unit 22 drains the washing water so far by the drainage pump 13, stores new washing water in the washing tank 21, energizes the washing pump 5 and the heater 8, and the washing water temperature is the second.
  • Rinse tableware 7 by driving until a predetermined temperature (for example, 70 ° C.) is reached.
  • the controller 22 drains the cleaning water by the drain pump 13 and then performs an operation of intermittently energizing the heater 8 while energizing the drying fan 18 for a predetermined time.
  • the driving program is uniquely determined for each driving course by the manufacturer. Therefore, the dishwasher was operated with the operation program having the same temperature setting regardless of the level of the feed water temperature guided into the cleaning tank 21.
  • the dishwasher according to the present invention includes a washing tub provided inside the main body, a dish tub that accommodates the dishes to be washed in the washing tub, a washing nozzle that jets washing water to wash the dishes, and the washing water is raised.
  • a heating unit for heating, a washing water temperature measuring unit for measuring the temperature of the washing water, and a control unit for controlling the operation are provided.
  • a dishwasher cleans an object to be cleaned by spraying a heated cleaning water.
  • the dishwasher has a feed water temperature measuring unit that measures the feed water temperature of the wash water introduced into the washing tub. When the feed water temperature is higher than the predetermined temperature, the control unit changes the setting so that the target temperature for stopping the temperature rise of the cleaning water during cleaning is lower than when the supply water temperature is lower than the predetermined temperature.
  • FIG. 1 is a side sectional view of a dishwasher according to Embodiment 1 of the present invention.
  • FIG. 2 is a block diagram showing a control configuration of the dishwasher according to Embodiment 1 of the present invention.
  • FIG. 3 is a flowchart showing the operation of the washing process of the dishwasher in Embodiment 1 of the present invention.
  • FIG. 4 is an explanatory diagram showing the washing water temperature and operating conditions of the dishwasher according to Embodiment 1 of the present invention.
  • FIG. 5 is a front view showing an operation unit of the dishwasher according to Embodiment 1 of the present invention.
  • FIG. 6 is a side sectional view of a conventional dishwasher.
  • FIG. 7 is a block diagram showing a control configuration of a conventional dishwasher.
  • FIG. 8 is a flowchart showing the operation of the washing process of the conventional dishwasher.
  • FIG. 9 is an explanatory diagram showing the washing water temperature and the operation status of a conventional dishwasher.
  • FIG. 1 is a side sectional view of a dishwasher according to Embodiment 1 of the present invention.
  • FIG. 2 is a block diagram showing a control configuration of the dishwasher according to Embodiment 1 of the present invention.
  • FIG. 3 is a flowchart showing the operation of the washing process of the dishwasher in Embodiment 1 of the present invention.
  • FIG. 4 is an explanatory diagram showing the washing water temperature and operating conditions of the dishwasher in the first embodiment of the present invention.
  • FIG. 5 is a front view showing an operation unit of the dishwasher according to Embodiment 1 of the present invention.
  • the main body 1 of the dishwasher according to the first embodiment is provided with a washing tank 2 inside the main body 1 as shown in FIGS.
  • a table basket 11 is provided in the washing tank 2.
  • the rotatable washing nozzle 6 sprays washing water on the dishes 7 accommodated in the dish basket 11 to wash the dishes 7.
  • the temperature of the cleaning water is raised by the heater 8 of the heating unit provided at the bottom of the cleaning tank 2.
  • a thermistor 9 of a cleaning water temperature measuring unit for measuring the temperature of the cleaning water in the cleaning tank 2 is attached to the bottom side of the bottom surface of the cleaning tank 2.
  • the thermistor 9 measures the temperature of the cleaning water indirectly from the temperature of the bottom surface of the cleaning tank 2.
  • the thermistor 9 is configured to also serve as a water supply temperature measuring unit that measures the temperature of water supplied from the water supply.
  • the control unit 10 detects the output voltage of the thermistor 9.
  • the control unit 10 has a display unit 24 integrally, and displays to the user by light emission of the LED.
  • control unit 10 When the washing process of the operation of the dishwasher is started, the control unit 10 energizes the water supply valve 17 and supplies cleaning water from the water supply to the cleaning tank 2 through the water supply hose 15. Further, when the control unit 10 detects that the cleaning water has accumulated up to a predetermined amount by the water level detection unit 16, the control unit 10 stops energization to the water supply valve 17 and stops the supply of the cleaning water (step S1).
  • the control unit 10 measures the water supply temperature from the output voltage of the thermistor 9 after a predetermined time (for example, 1 minute) has elapsed since the start of the cleaning operation, and sets the current water supply temperature.
  • a predetermined time for example, 1 minute
  • the reason for measuring the feed water temperature after a predetermined time has elapsed is that it takes time for the temperature of the cleaning water introduced into the cleaning tank 2 to be transmitted to the thermistor 9 through the wall of the cleaning tank 2. .
  • the control unit 10 sets the target temperature T1 for stopping the temperature increase of the cleaning water to the first target temperature (for example, 57 ° C.). ) Is set (step S3).
  • the control unit 10 sets the target temperature T1 for stopping the temperature increase of the cleaning water to the second target temperature (for example, 52 ° C.) (step S4). Thereafter, the control unit 10 energizes the heater 8 and the cleaning motor 4, and performs the cleaning operation by driving the cleaning pump 5 while heating the cleaning water (step S5).
  • Step S6 When the temperature of the cleaning water is equal to or lower than the target temperature T1 (No in step S6), the control unit 10 returns to step S5 and continues energization of the heater 8 and the cleaning motor 4. On the other hand, when the temperature of the washing water is higher than the target temperature T1 (Yes in Step S6), the control unit 10 stops energization of the heater 8 (Step S7). Thereafter, the control unit 10 causes the cleaning pump 5 to continuously operate until the operation time reaches a predetermined time (steps S8 and S9). Then, when the operation time of the cleaning pump 5 reaches a predetermined time, the control unit 10 operates the drain pump 13 to drain the cleaning water in the cleaning tank 2 (Step S10), and proceeds to the next process (rinsing process).
  • the feed water temperature measuring unit also serves as the thermistor 9 that is the washing water temperature measuring unit in the washing tank 2, so that the dishwasher can be used without newly installing the feed water temperature measuring unit. You can drive more energy-saving.
  • control unit 10 blinks the “energy saving” LED 25 provided on the display unit 24 from the start of operation until the water supply temperature is determined, and displays that the water supply temperature is being measured. Then, as a result of the feed water temperature measurement, the control unit 10 determines that the LED 25 is used until the end of the operation when the target temperature T1 is set lower than when the feed water temperature is higher than the predetermined temperature T0 and the feed water temperature is lower than the predetermined temperature T0. Lights up. That is, the control unit 10 can keep the power consumption in the washing process low, and if more energy-saving operation is possible, the control unit 10 turns on the LED 25 until the operation is completed.
  • the dishwasher according to the present invention includes a washing tank provided in the main body, a dish basket that houses the dishes to be washed in the washing tank, and a washing nozzle that jets washing water to wash the dishes. And a heating unit that raises the temperature of the cleaning water, a cleaning water temperature measuring unit that measures the temperature of the cleaning water, and a control unit that controls the operation.
  • a dishwasher cleans an object to be cleaned by spraying a heated cleaning water.
  • the dishwasher has a feed water temperature measuring unit that measures the feed water temperature of the wash water introduced into the washing tub. When the feed water temperature is higher than the predetermined temperature, the control unit changes the setting so that the target temperature for stopping the temperature rise of the cleaning water during cleaning is lower than when the supply water temperature is lower than the predetermined temperature.
  • the water supply temperature measurement unit also serves as the washing water temperature measurement unit that measures the washing water temperature in the washing tank.
  • the dishwasher of the present invention further includes a display unit, and the control unit, as a result of the measurement of the feed water temperature, has a feed water temperature higher than the predetermined temperature, so that the wash water is lower than when the feed water temperature is lower than the predetermined temperature.
  • the display unit displays that the target temperature for stopping the temperature increase is set low.
  • the control unit displays on the display unit that the feed water temperature is being measured by the feed water temperature measuring unit. Thereby, it is possible to inform the user that the dishwasher has been confirmed to be able to operate in an energy-saving manner. As a result, it is possible to promote the energy saving operation of the dishwasher.
  • the dishwasher according to the present invention can be automatically switched to an operation program capable of energy-saving operation when the water supply temperature is relatively high, it can be widely applied to an easy-to-use dishwasher.

Landscapes

  • Washing And Drying Of Tableware (AREA)
PCT/JP2012/006904 2011-11-29 2012-10-29 食器洗い機 WO2013080433A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201280047441.6A CN103826522B (zh) 2011-11-29 2012-10-29 餐具清洗机
EP12853319.7A EP2786693B1 (en) 2011-11-29 2012-10-29 Dishwasher

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011-259959 2011-11-29
JP2011259959A JP5445566B2 (ja) 2011-11-29 2011-11-29 食器洗い機

Publications (1)

Publication Number Publication Date
WO2013080433A1 true WO2013080433A1 (ja) 2013-06-06

Family

ID=48534938

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2012/006904 WO2013080433A1 (ja) 2011-11-29 2012-10-29 食器洗い機

Country Status (5)

Country Link
EP (1) EP2786693B1 (zh)
JP (1) JP5445566B2 (zh)
CN (1) CN103826522B (zh)
TW (1) TWI532459B (zh)
WO (1) WO2013080433A1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104905746B (zh) * 2015-06-26 2018-03-30 佛山市顺德区美的洗涤电器制造有限公司 洗碗机

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10137699A (ja) * 1996-11-14 1998-05-26 Rinnai Corp 洗浄方法及び洗浄機
JP2904640B2 (ja) * 1992-04-17 1999-06-14 株式会社日立製作所 食器洗い機
JP2001204676A (ja) * 2000-01-28 2001-07-31 Toto Ltd 食器洗い機
JP2003047585A (ja) 2001-08-07 2003-02-18 Matsushita Electric Ind Co Ltd 食器洗い機
JP2008119052A (ja) * 2006-11-08 2008-05-29 Rinnai Corp 食器洗い機
JP2010227496A (ja) * 2009-03-30 2010-10-14 Mitsubishi Electric Corp 食器洗い機
JP2011072770A (ja) * 2009-09-07 2011-04-14 Panasonic Corp 食器洗い機

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5792276A (en) * 1992-10-30 1998-08-11 Southcorp Manufacturing Pty. Ltd. Method and apparatus for controlling a dishwasher
DE10054957A1 (de) * 2000-11-06 2002-05-08 Aeg Hausgeraete Gmbh Programmsteuerungsverfahren für ein wasserführendes Haushaltsgerät
KR20070105051A (ko) * 2006-04-25 2007-10-30 엘지전자 주식회사 식기 세척기 및 그 제어 방법
KR101268756B1 (ko) * 2006-04-25 2013-05-29 엘지전자 주식회사 식기 세척기, 식기 세척기의 린스투입장치 및 방법
DE102008043576A1 (de) * 2008-11-07 2010-05-12 BSH Bosch und Siemens Hausgeräte GmbH Verfahren zum Betreiben einer Geschirrspülmaschine
DE102009001429A1 (de) * 2009-03-10 2010-09-16 BSH Bosch und Siemens Hausgeräte GmbH Geschirrspülmaschine

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2904640B2 (ja) * 1992-04-17 1999-06-14 株式会社日立製作所 食器洗い機
JPH10137699A (ja) * 1996-11-14 1998-05-26 Rinnai Corp 洗浄方法及び洗浄機
JP2001204676A (ja) * 2000-01-28 2001-07-31 Toto Ltd 食器洗い機
JP2003047585A (ja) 2001-08-07 2003-02-18 Matsushita Electric Ind Co Ltd 食器洗い機
JP2008119052A (ja) * 2006-11-08 2008-05-29 Rinnai Corp 食器洗い機
JP2010227496A (ja) * 2009-03-30 2010-10-14 Mitsubishi Electric Corp 食器洗い機
JP2011072770A (ja) * 2009-09-07 2011-04-14 Panasonic Corp 食器洗い機

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2786693A4 *

Also Published As

Publication number Publication date
EP2786693A1 (en) 2014-10-08
TW201332504A (zh) 2013-08-16
EP2786693B1 (en) 2016-06-22
JP2013111233A (ja) 2013-06-10
EP2786693A4 (en) 2015-05-20
CN103826522A (zh) 2014-05-28
JP5445566B2 (ja) 2014-03-19
TWI532459B (zh) 2016-05-11
CN103826522B (zh) 2016-03-23

Similar Documents

Publication Publication Date Title
KR101054435B1 (ko) 식기 세척기의 제어방법
KR20100023167A (ko) 식기세척기의 제어방법
JP2013027450A (ja) 食器洗い乾燥機
KR20100023172A (ko) 식기세척기의 제어방법
JP2011072770A (ja) 食器洗い機
WO2014050033A1 (ja) 洗浄機
WO2013080433A1 (ja) 食器洗い機
KR101141388B1 (ko) 식기 세척기 및 그의 제어 방법
US7998280B2 (en) Method of controlling dishwasher and dishwasher
JP2009131512A (ja) 食器洗浄機
KR20090003839A (ko) 식기 세척기의 제어방법
JP4985612B2 (ja) 食器洗い機
JP2009183378A (ja) 食器洗い機
JP3985398B2 (ja) 食器洗浄機
US20100043827A1 (en) Diswasher and controlling method of the same
JP2014090946A (ja) 食器洗い機
JP2014087539A (ja) 食器洗い機
JP2005052489A (ja) 食器洗浄機
JP2012125495A (ja) 食器洗い機
JP4771489B2 (ja) 食器洗い機
JP4129412B2 (ja) 食器洗浄機
JP4841423B2 (ja) 食器洗い乾燥機
JP4496145B2 (ja) 食器洗い機
JP2005087326A (ja) 食器洗い機
US20120118323A1 (en) Method to remove fatty soils in a dishwasher

Legal Events

Date Code Title Description
WWE Wipo information: entry into national phase

Ref document number: 201280047441.6

Country of ref document: CN

121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 12853319

Country of ref document: EP

Kind code of ref document: A1

WWE Wipo information: entry into national phase

Ref document number: 2012853319

Country of ref document: EP

NENP Non-entry into the national phase

Ref country code: DE