CN112971667A - Dish washing machine and control method thereof - Google Patents

Dish washing machine and control method thereof Download PDF

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Publication number
CN112971667A
CN112971667A CN202110201570.7A CN202110201570A CN112971667A CN 112971667 A CN112971667 A CN 112971667A CN 202110201570 A CN202110201570 A CN 202110201570A CN 112971667 A CN112971667 A CN 112971667A
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China
Prior art keywords
water
dishwasher
storage tank
tableware
cleaning
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Granted
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CN202110201570.7A
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Chinese (zh)
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CN112971667B (en
Inventor
陈伟超
蓝剑锋
陆金杏
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Gree Electric Appliances Inc of Zhuhai
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Gree Electric Appliances Inc of Zhuhai
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Publication of CN112971667A publication Critical patent/CN112971667A/en
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    • 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
    • A47L15/0021—Regulation of operational steps within the washing processes, e.g. optimisation or improvement of operational steps depending from the detergent nature or from the condition of the crockery
    • 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
    • A47L15/14—Washing or rinsing machines for crockery or tableware with stationary crockery baskets and spraying devices within the cleaning chamber
    • A47L15/18—Washing or rinsing machines for crockery or tableware with stationary crockery baskets and spraying devices within the cleaning chamber with movably-mounted spraying devices
    • A47L15/22—Rotary spraying devices
    • 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
    • A47L15/42—Details
    • 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
    • A47L15/42—Details
    • A47L15/4214—Water supply, recirculation or discharge arrangements; Devices therefor
    • A47L15/4217—Fittings for water supply, e.g. valves or plumbing means to connect to cold or warm water lines, aquastops
    • 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
    • A47L15/42—Details
    • A47L15/4214—Water supply, recirculation or discharge arrangements; Devices therefor
    • A47L15/4219—Water recirculation
    • 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
    • A47L15/42—Details
    • A47L15/4236—Arrangements to sterilize or disinfect dishes or washing liquids
    • 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
    • A47L15/42—Details
    • A47L15/4244—Water-level measuring or regulating arrangements
    • 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
    • A47L15/42—Details
    • A47L15/4285—Water-heater arrangements
    • 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
    • A47L2401/20—Time, e.g. elapsed operating time
    • 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
    • A47L2501/32—Stopping or disabling machine operation, including disconnecting the machine from a network, e.g. from an electrical power supply
    • 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
    • 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
    • A47L2601/00—Washing methods characterised by the use of a particular treatment
    • A47L2601/02—Pressurised cleaning liquid delivered by a pump

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  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Washing And Drying Of Tableware (AREA)

Abstract

A dishwasher comprises a washing cavity and a cleaning assembly connected with the washing cavity, wherein the cleaning assembly is used for storing cleaning water for washing tableware, the dishwasher also comprises a timing module used for accumulating the standby time when the dishwasher is in a standby state, and a control module used for controlling the water in the cleaning assembly to flow into the washing cavity to wash the tableware when the accumulated time reaches the set time. A control method of a dishwasher, comprising the steps of: acquiring the running state of the dish washer; accumulating the standby time when the acquired running state of the dish washing machine is the standby state; and when the timing accumulation reaches the set time length, the pre-stored cleaning water is started to clean the tableware. The dish washing machine provided by the invention can be used for storing tableware in the dish washing machine for a long time, so that the tableware cannot mildew or breed bacteria, water can be recycled, the dish washing machine is automatically started to clean regularly, and peculiar smell is prevented.

Description

Dish washing machine and control method thereof
Technical Field
The invention belongs to the field of household appliances, and particularly relates to a dish-washing machine and a control method thereof.
Background
With the rapid development of science and technology, people invent dish-washing machines, which are used for washing dishes after daily family meals or in the catering industry, the labor cost is saved by the automatic dish-washing technology of the dish-washing machines, the development of the dish-washing machines is more mature nowadays, and the normal high-temperature air drying still has a plurality of problems which are worthy of exploration, for example: whether the tableware can be stored in the dishwasher body for a long time or not, stains may remain after the dishwasher is cleaned, and the tableware is easy to breed bacteria when stored in the dishwasher body for a long time.
Disclosure of Invention
In order to solve the problem that the tableware is easy to breed bacteria when stored in the dish washer for a long time in the prior art, the invention provides the dish washer and the control method thereof.
In order to achieve the purpose, the invention provides a dishwasher and a control method thereof, which have the following specific technical scheme:
a dishwasher comprises a washing cavity and a cleaning assembly connected with the washing cavity, wherein the cleaning assembly is used for storing cleaning water for washing tableware, the dishwasher also comprises a timing module used for accumulating the standby time when the dishwasher is in a standby state, and a control module used for controlling the water in the cleaning assembly to flow into the washing cavity to wash the tableware when the accumulated time reaches the set time.
Further, clean subassembly is including setting up the storage water tank in the washing chamber below, be connected with the drinking-water pipe between washing chamber and the storage water tank, the drinking-water pipe is used for introducing the washing intracavity with the water in the storage water tank, be provided with the water pump on the drinking-water pipe.
Furthermore, a return pipe is connected between the washing cavity and the water storage tank and used for leading the cleaning water in the washing cavity back to the water storage tank, and a first electromagnetic valve is arranged on the return pipe.
Further, an external water pipe is connected to the water storage tank and used for introducing an external water source into the water storage tank, and a second electromagnetic valve is arranged on the external water pipe.
Further, the control module is specifically used for controlling and starting the washing of the tableware when the timing accumulation reaches 48-96 hours.
Further, still include:
the first liquid level sensor is arranged at 90% of the inner volume of the water storage tank and used for detecting the high liquid level in the water storage tank;
and the second liquid level sensor is arranged at the position of 10% of the internal volume of the water storage tank and is used for detecting the low liquid level in the water storage tank.
Further, a heating body is arranged in the water storage tank and used for heating and sterilizing the water in the water storage tank.
The invention also provides a control method of the dishwasher, which comprises the following steps:
acquiring the running state of the dish washer;
accumulating the standby time when the acquired running state of the dish washing machine is the standby state;
and when the timing accumulation reaches the set time length, the pre-stored cleaning water is started to clean the tableware.
Further, the method specifically comprises:
when the timing accumulation reaches 48-96 hours, the tableware is cleaned.
Further, the method further comprises:
and carrying out liquid level detection on the stored cleaning water.
Further, the method specifically comprises:
when the dishwasher is in a standby state, if the liquid level is detected to be lower than 90% of the total volume, an external water source is started to replenish the cleaning water;
when the dishwasher is in operation, if the liquid level is detected to be lower than 10% of the total capacity, the tableware is stopped being washed by the clean water.
Further, the method further comprises:
after the tableware is cleaned, hot air circulation is started, and the cleaning water is heated and sterilized.
The dishwasher and the control method thereof have the following advantages: can do benefit to the tableware and deposit in the dish washer for a long time, can not go mildy and breed the bacterium, but water reuse, the peculiar smell prevents to appear in automatic start periodic cleaning, can do benefit to the tableware and deposit in the dish washer for a long time.
Drawings
FIG. 1 is a schematic view of the dishwasher of the present invention;
FIG. 2 is a schematic view of the dishwasher of the present invention;
FIG. 3 is a schematic diagram of the dishwasher control process of the present invention.
The notation in the figure is: 1. a housing; 2. a washing chamber; 3. a placement chamber; 4. a water storage tank; 5. a return pipe; 6. a first solenoid valve; 7. a water pumping pipe; 8. a water pump; 9. a second solenoid valve.
Detailed Description
For better understanding of the objects, structure and function of the present invention, a dishwasher and a method for controlling the same according to the present invention will be described in further detail with reference to the accompanying drawings.
The dish washing machine comprises a shell 1, a washing cavity 2 for placing tableware is arranged in the shell 1, a placing cavity 3 is arranged below the washing cavity 2 in the shell 1, a water storage tank 4 is arranged in the placing cavity 3, a return pipe 5 is connected between the water storage tank 4 and the washing cavity 2, one end of the return pipe 5 extends into and is communicated with the washing cavity 2, the other end of the return pipe 5 extends into and is communicated with the water storage tank 4, a first electromagnetic valve 6 is arranged on the return pipe 5, the first electromagnetic valve 6 is used for controlling the connection or the disconnection of the return pipe 5, a water pumping pipe 7 is also connected between the water storage tank 4 and the washing cavity 2 and is positioned at one side of the return pipe 5, one end of the water pumping pipe 7 extends into and is communicated with the washing cavity 2, one end of the water pumping pipe 7 extending into the washing cavity 2 is connected with a spray head, the spray head generates a divergent water column through the combined action of high, and this shower nozzle is rotatory by the motor drive in the reality, and the water column can cover washing chamber 2, and the other end of drinking-water pipe 7 stretches into and communicates to the storage water tank 4 in, is provided with water pump 8 on the drinking-water pipe 7, and water pump 8 is used for controlling the switch-on or closing of drinking-water pipe 7, and storage water tank 4 passes through second solenoid valve 9 and outside water pipe intercommunication, and second solenoid valve 9 is used for controlling the switch-on or closing of outside water pipe.
Be provided with control module in the dish washer, in the dish washer is in normal washing mode, control module control second solenoid valve 9 and water pump 8 open, and first solenoid valve 6 is closed, and outside water source is in the storage water tank 4 via outside water pipe inflow, and in water pump 8 extraction storage water tank 4 water flows into washing chamber 2 via drinking-water pipe 7 simultaneously, washs the tableware, treats to wash and accomplishes the back, control second solenoid valve 9 and water pump 8 and close.
The dishwasher is internally provided with a timing module, when the dishwasher finishes one-time normal mode cleaning, the timing module starts timing, when the timing accumulation reaches the set time length, the dishwasher enters a micro-cleaning mode, at the moment, the control module controls the first electromagnetic valve 6 and the water pump 8 to be opened, the second electromagnetic valve 9 is closed, the water pump 8 pumps water in the water storage tank 4 to flow into the washing cavity 2 through the water pumping pipe 7 to clean tableware, meanwhile, the water cleaned in the washing cavity 2 flows into the water storage tank 4 through the return pipe 5, circulation is formed, after the cleaning is finished, the first electromagnetic valve 6 and the water pump 8 are closed, for the micro-cleaning mode, as the tableware placed in the dishwasher is clean tableware cleaned in the normal mode, at the moment, only simple water cleaning needs to be carried out, no cleaning agent needs to be added, and the cleaning time length of the micro-cleaning mode is optimally set, and after one-time micro-cleaning is finished, timing by the timing module, entering next micro-cleaning when the set time length is reached until the next normal cleaning mode is entered, and repeating the steps in such a way.
The time of setting of timing module is optimum for 72 hours, and this time of duration can be set for according to dish washer inner space size, and the space that the dish washer bacterium of small capacity bred is little, can set for time of duration for 96 hours, and the space that the dish washer bacterium of large capacity bred is big, can set for time of duration for 48 hours.
The dishwasher is characterized in that a first liquid level sensor and a second liquid level sensor are arranged in the water storage tank 4, the first liquid level sensor is positioned at 90% of the capacity of the water storage tank 4, the second liquid level sensor is positioned at 10% of the capacity of the water storage tank 4, when the dishwasher stops working, when the first liquid level sensor detects that the liquid level in the water storage tank 4 is lower than 90% of the total capacity, the control module controls the second electromagnetic valve 9 to open and supplement water to the water storage tank 4, the second electromagnetic valve 9 is closed until the liquid level reaches 90% so as to ensure that sufficient water is stored in the water storage tank 4 after cleaning, in the working process of the dishwasher, when the second liquid level sensor detects that the liquid level in the water storage tank 4 is lower than 10% of the total capacity, the control module controls the water pump 8 to close to prevent the water pump 8 from being damaged due to dry pumping, when the liquid level in the water storage tank 4 is lower than 10% of the total capacity, the alarm module simultaneously gives out an alarm sound to remind a user of water shortage.
The water storage tank 4 is internally provided with a heating body, the control module controls the heating body to heat water in the water storage tank 4 after cleaning is completed once so as to sterilize and disinfect the circularly cleaned water, the outer surface of the shell 1 is provided with a control panel, and a user can set timing time, cleaning time and the like by operating the control panel.
The invention also provides a control method of the dishwasher, which comprises the following steps:
acquiring the running state of the dish washer;
accumulating the standby time when the acquired running state of the dish washing machine is the standby state;
when the timing accumulation reaches the set time length, the pre-stored clean water is started to clean the tableware;
specifically, when the timing accumulation reaches 48-96 hours, the tableware is cleaned;
carrying out liquid level detection on the stored cleaning water;
specifically, when the dishwasher is in a standby state, if the liquid level is detected to be lower than 90% of the total volume, an external water source is started to replenish the cleaning water;
when the dishwasher is in operation, if the liquid level is detected to be lower than 10% of the total volume, the tableware is stopped to be washed by clean water;
after the tableware is cleaned, hot air circulation is started, and the cleaning water is heated and sterilized.
The dish washing machine and the control method thereof can be beneficial to storing tableware in the dish washing machine for a long time, do not go moldy and breed bacteria, can recycle water, automatically start for periodic cleaning, and prevent peculiar smell.
It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes in the features and embodiments, or equivalent substitutions may be made therein by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims (12)

1. A dishwasher, characterized by comprising a washing chamber (2) and a cleaning assembly connected to the washing chamber (2), the cleaning assembly being adapted to store cleaning water for washing dishes, a timing module adapted to accumulate a standby time when the dishwasher is in a standby state, and a control module adapted to control water in the cleaning assembly to flow into the washing chamber (2) for washing the dishes when the accumulated time reaches a set time.
2. The dishwasher of claim 1, characterized in that the cleaning assembly comprises a water storage tank (4) arranged below the washing chamber (2), a water suction pipe (7) is connected between the washing chamber (2) and the water storage tank (4), the water suction pipe (7) is used for introducing water in the water storage tank (4) into the washing chamber (2), and a water pump (8) is arranged on the water suction pipe (7).
3. The dishwasher of claim 2, characterized in that a return pipe (5) is connected between the washing chamber (2) and the storage tank (4), the return pipe (5) being used to return the cleaning water in the washing chamber (2) into the storage tank (4), the return pipe (5) being provided with a first solenoid valve (6).
4. The dishwasher of claim 3, characterized in that an external water pipe is connected to the storage tank (4) for introducing an external water source into the storage tank (4), the external water pipe being provided with a second solenoid valve (9).
5. The dishwasher of claim 1,
the control module is specifically used for controlling and starting the cleaning of the tableware when the timing accumulation reaches 48-96 hours.
6. The dishwasher of claim 4, further comprising:
the first liquid level sensor is arranged at 90% of the inner volume of the water storage tank (4) and used for detecting the high liquid level in the water storage tank (4);
the second liquid level sensor is arranged at the position of 10% of the inner volume of the water storage tank (4) and used for detecting the low liquid level in the water storage tank (4).
7. The dishwasher of claim 2, characterized in that a heating element is arranged in the water storage tank (4), and the heating element is used for heating and sterilizing the water in the water storage tank (4).
8. A control method of a dishwasher, comprising the steps of:
acquiring the running state of the dish washer;
accumulating the standby time when the acquired running state of the dish washing machine is the standby state;
and when the timing accumulation reaches the set time length, the pre-stored cleaning water is started to clean the tableware.
9. The method of controlling a dishwasher according to claim 8, the method comprising in particular:
when the timing accumulation reaches 48-96 hours, the tableware is cleaned.
10. The control method of a dishwasher according to claim 8, further comprising:
and carrying out liquid level detection on the stored cleaning water.
11. The method of controlling a dishwasher according to claim 10, the method comprising in particular:
when the dishwasher is in a standby state, if the liquid level is detected to be lower than 90% of the total volume, an external water source is started to replenish the cleaning water;
when the dishwasher is in operation, if the liquid level is detected to be lower than 10% of the total capacity, the tableware is stopped being washed by the clean water.
12. The control method of a dishwasher according to claim 8, further comprising:
after the tableware is cleaned, hot air circulation is started, and the cleaning water is heated and sterilized.
CN202110201570.7A 2021-02-23 2021-02-23 Dish washing machine and control method thereof Active CN112971667B (en)

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CN112971667B CN112971667B (en) 2022-02-11

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CN110353593A (en) * 2019-07-25 2019-10-22 宁波方太厨具有限公司 Control method, system, equipment and the storage medium of automatic cleaning tableware
CN110411033A (en) * 2019-07-19 2019-11-05 樱花卫厨（中国）股份有限公司 Control method and control system for pressurization cycle formula gas heater
CN111322645A (en) * 2020-04-01 2020-06-23 合肥顺昌余热利用科技有限公司 Commercial gas kitchen range waste heat recovery supplies dish washer hot water automatic control system
CN112006628A (en) * 2020-09-21 2020-12-01 珠海格力电器股份有限公司 Cleaning structure and dish washing machine
CN112057012A (en) * 2020-08-05 2020-12-11 珠海格力电器股份有限公司 Control method for multiple cleaning of dish-washing machine and dish-washing machine

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20080034549A (en) * 2006-10-17 2008-04-22 엘지전자 주식회사 Controlling method of dish washer
CN105744875A (en) * 2013-09-30 2016-07-06 迈科工程有限责任两合公司 Dishwasher and method for cleaning items to be washed
CN108095651A (en) * 2017-12-05 2018-06-01 佛山市顺德区美的洗涤电器制造有限公司 Control the method and device of dish-washing machine
CN108042075A (en) * 2018-01-25 2018-05-18 芜湖应天光电科技有限责任公司 A kind of water-saving dish washer and its control system
CN109549597A (en) * 2018-12-12 2019-04-02 信利光电股份有限公司 A kind of washing methods of Intelligent dish washing machine, control module and dish-washing machine
CN110411033A (en) * 2019-07-19 2019-11-05 樱花卫厨（中国）股份有限公司 Control method and control system for pressurization cycle formula gas heater
CN110353593A (en) * 2019-07-25 2019-10-22 宁波方太厨具有限公司 Control method, system, equipment and the storage medium of automatic cleaning tableware
CN111322645A (en) * 2020-04-01 2020-06-23 合肥顺昌余热利用科技有限公司 Commercial gas kitchen range waste heat recovery supplies dish washer hot water automatic control system
CN112057012A (en) * 2020-08-05 2020-12-11 珠海格力电器股份有限公司 Control method for multiple cleaning of dish-washing machine and dish-washing machine
CN112006628A (en) * 2020-09-21 2020-12-01 珠海格力电器股份有限公司 Cleaning structure and dish washing machine

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