WO2016173411A1 - 净水模块自清洁方法及采用该方法的洗衣机 - Google Patents
净水模块自清洁方法及采用该方法的洗衣机 Download PDFInfo
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- WO2016173411A1 WO2016173411A1 PCT/CN2016/079405 CN2016079405W WO2016173411A1 WO 2016173411 A1 WO2016173411 A1 WO 2016173411A1 CN 2016079405 W CN2016079405 W CN 2016079405W WO 2016173411 A1 WO2016173411 A1 WO 2016173411A1
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- rinsing
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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
- A47L15/0039—Filter cleaning phases
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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
- A47L15/0049—Detection or prevention of malfunction, including accident prevention
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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
- A47L15/42—Details
- A47L15/4202—Water filter means or strainers
- A47L15/4208—Arrangements to prevent clogging of the filters, e.g. self-cleaning
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F33/00—Control of operations performed in washing machines or washer-dryers
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F33/00—Control of operations performed in washing machines or washer-dryers
- D06F33/30—Control of washing machines characterised by the purpose or target of the control
- D06F33/43—Control of cleaning or disinfection of washing machine parts, e.g. of tubs
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F34/00—Details of control systems for washing machines, washer-dryers or laundry dryers
- D06F34/14—Arrangements for detecting or measuring specific parameters
- D06F34/22—Condition of the washing liquid, e.g. turbidity
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F35/00—Washing machines, apparatus, or methods not otherwise provided for
- D06F35/005—Methods for washing, rinsing or spin-drying
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/006—Recovery arrangements, e.g. for the recovery of energy or water
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/04—Heating arrangements
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/08—Liquid supply or discharge arrangements
- D06F39/081—Safety arrangements for preventing water damage
- D06F39/082—Safety arrangements for preventing water damage detecting faulty draining operations, e.g. filter blockage, faulty pump
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F43/00—Dry-cleaning apparatus or methods using volatile solvents
- D06F43/08—Associated apparatus for handling and recovering the solvents
- D06F43/081—Reclaiming or recovering the solvent from a mixture of solvent and contaminants, e.g. by distilling
- D06F43/085—Filtering arrangements; Filter cleaning; Filter-aid powder dispensers
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
- D06F2103/18—Washing liquid level
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
- D06F2103/42—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers related to filters or pumps
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F2105/00—Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
- D06F2105/02—Water supply
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/10—Filtering arrangements
Definitions
- the present invention relates to the technical field of washing machines, and in particular to a self-cleaning method for a water purification module and a washing machine using the same.
- washing machines With the improvement of people's living standards, washing machines have gradually become one of the essential appliances in people's homes. Most people use the washing machine as the main tool for washing clothes. With the deterioration of the environment, the pollution of water bodies and clean water resources have gradually become a scarce resource. How to save water and electricity while washing clothes has always been one of the focuses of consumers.
- the water purification washing machine is developed under the above requirements.
- the working principle of the water purifying washing machine is to install a water purifying module inside the washing machine, and pass the washing water into the water purifying module in the rinsing process to filter and then return to the washing machine.
- the water in the washing tub in the rinsing process is in a clean state, and the laundry is always washed in the clean water, thereby enhancing the user's feeling of use.
- the filtration system of the water purification module is used to purify the water in the washing tub for recycling purposes.
- the pore size of the filter used in the filtration system belongs to the nanometer level, so that after a period of use, impurities, macromolecular particles, etc. are inevitable. Adsorbed on the surface of the filtration system. If the impurities, macromolecules, etc. on the filtration system cannot be peeled off, the water purification module will be ineffective after a period of time, thus losing the meaning of clean water washing and even polluting the washing water.
- the existing washing machine self-cleaning program can only clean the inner cylinder of the washing machine, but can not clean the water purifying module, which will inevitably aggravate the failure of the water purifying module. Once the water purifying module fails, the user can only replace the filtering system of the water purifying module. Increased the economic burden.
- the present invention provides a self-cleaning method for a water purification module and a washing machine using the same. Specifically, the following technical solutions are adopted:
- the self-cleaning method of the water purification module starts the self-cleaning program of the water purification module, and the washing machine enters the water to the set gear position, and sequentially repeats the heating rinsing process and the water replacement rinsing process until the water purification module is detected to be clean and stops;
- the heating rinsing procedure comprises heating washing water, membrane rinsing, standing and membrane air washing steps.
- the water purification module self-cleaning program is started; when the return water flow rate of the water purification module is detected to return to the normal value, the water purification module is cleaned.
- the heating and rinsing program includes a plurality of heating rinsing processes including heating the washing water, film rinsing, standing and membrane air washing steps, and performing a water replenishing process between two adjacent heating rinsing processes;
- the hydration procedure includes the step of hydrating the washing machine until the water level reaches the set gear position.
- washing water draining procedure and a water inlet procedure are performed between the heating rinsing program and the fresh water replacement rinsing program;
- the washing water draining program includes a step of draining the washing water used in the heating and rinsing program, and the water inleting step includes the step of the washing machine entering the water to the set gear position.
- the fresh water replacement rinsing procedure includes agitating washing water, membrane rinsing, membrane gas washing (water reuse), and washing water venting steps.
- the membrane rinsing step has a time of 5 to 10 s
- the rest step time is 60 to 80 times of the membrane rinsing step time
- the membrane gas washing step time is 24 to 30 times of the membrane rinsing step time
- the stirring water is stirred.
- the step time is 24 to 30 times of the membrane rinsing step time
- the membrane gas washing (water reuse) step time is 60 to 80 times the membrane rinsing step time.
- the self-cleaning method of the water purification module of the present invention comprises the following steps:
- Step S1 starting a self-cleaning program of the water purification module
- Step S2 water is introduced to the set gear position
- Step S3 performing a heating and rinsing process
- Step S4 draining the washing water
- Step S5 water is introduced to the set gear position
- Step S6 performing a water replacement rinsing process
- step S7 steps S2-S6 are repeated until the water flow rate of the water purification module is restored and then stopped.
- step S3 includes the following steps:
- Step S31 the washing machine performs the washing process to heat the washing water to the set temperature
- Step S32 performing a film rinsing
- Step S33 standing still
- Step S34 performing membrane gas washing
- Step S35 at least 5 steps S32 to S34;
- Step S36 the washing machine detects whether the water level reaches the set gear position, and if the judgment result is yes, the washing machine main machine is turned on.
- the process returns to step S31; if the determination result is negative, the process returns to step S31.
- the invention also provides a washing machine adopting the above self-cleaning method of the water purifying module, comprising a first head pump and a second head pump, wherein the first head pump and the second head pump are respectively connected to the washing tub and the water purifying module, wherein
- the water purification module includes a filtering system, an air pump, a self-priming pump and a drain valve, and the air pump, the self-priming pump and the drain valve are respectively connected with the filtering system; in the membrane washing step, the first head pump and the drain valve are opened, and the standing step is performed.
- the first lift pump, the second lift pump, the air pump, the self-priming pump and the blowdown valve are closed, the second lift pump, the air pump and the blowdown valve are opened during the membrane air washing step.
- a flow sensor is disposed on the pipeline between the filtration system and the self-priming pump, or the pipeline between the self-priming pump and the washing tub.
- the self-cleaning method of the water purification module of the present invention comprises a heating and rinsing procedure, and the steps of membrane rinsing and membrane air washing are performed on the water purification module by heating the washing water first, thereby greatly improving the washing effect.
- the self-cleaning method of the water purification module of the present invention in the process of self-cleaning of the water purification module, the washing water is continuously stirred and heated in the washing tub, so that the cleaning of the water purification module is realized, and the washing machine is also realized.
- the washing tub performs a self-cleaning effect.
- the self-cleaning method of the water purification module of the invention can peel off the impurities and macromolecular particles on the surface of the filtration system of the water purification module in time, thereby ensuring the water purification effect of the water purification module, and effectively prolonging the service life of the water purification module. Improve the user's experience.
- Figure 1 is a flow chart of the present invention
- FIG. 2 is a schematic view showing the structure connection of the washing machine of the present invention.
- FIG. 3 is a schematic view showing the structure of the water purification module of the present invention.
- the self-cleaning method of the water purifying module of the invention starts the self-cleaning program of the water purifying module, and the washing machine enters the water to the set gear position,
- the heating rinsing procedure and the fresh water replacement rinsing procedure are repeated in sequence until the detection of the water purification module is cleaned; wherein the heating rinsing procedure includes heating the washing water, membrane rinsing, standing, and membrane air washing steps.
- the water purification module self-cleaning program is started; when the return water flow rate of the water purification module is detected to return to the normal value, the water purification module is cleaned.
- the self-cleaning method of the water purification module of the invention determines the pollution degree of the water purification module by detecting the return flow rate of the water purification module, and when the return water flow rate of the water purification module is too small, the filtration system of the water purification module is attached.
- the set value of the return water flow rate of the present invention is obtained by a large number of tests, and can be selected by the user or set by the washing machine computer board.
- the self-cleaning method of the water purification module of the invention also detects and judges the return flow of the water purification module in the cleaning process, and when the return water flow returns to normal, the cleaning of the water purification module is completed. How to judge the return water flow to return to normal, you can set a normal value of the return water flow. When the detected return water flow is greater than or equal to the normal value, it means that the filtration function of the water purification module is restored, then the water purification module can be terminated. Cleaning procedures.
- the heating and rinsing program of the present invention firstly uses the existing washing program of the washing machine to stir and wash the washing water, and then performs the steps of film rinsing and air blasting, and the effect of warm water washing is better, and the washing efficiency is improved.
- a related acidic or alkaline washing drug may be added to the washing water in the heating and rinsing process, and the washing drug and the dirt on the water purification module are chemically reacted to further accelerate the peeling of the dirt on the water purification module. It improves the washing effect and improves the washing efficiency.
- the heated rinsing procedure of the present invention is the primary process of rinsing dirt from the filtration system, it is necessary to ensure that the heating rinsing procedure is performed for a longer period of time.
- the temperature of the washing water determines the washing effect of the heating and rinsing process to a certain extent, and if the heating rinsing process is too long, the temperature of the washing water will decrease significantly, affecting the effect of the heating rinsing process.
- the heating and rinsing process of the present invention comprises a plurality of heating and rinsing processes, the heating rinsing process comprising heating the washing water, the film rinsing, the standing and the film air washing step, and the hydrating process between the two adjacent heating and rinsing processes;
- the hydration procedure includes the step of replenishing the washing machine until the water level reaches a set gear position.
- the heating and rinsing process is divided into a plurality of heating rinsing processes, each of which includes a complete heating washing water, a film rinsing, a standing and a membrane gas washing step, thereby avoiding a decrease in the washing water temperature caused by the time process, washing better result.
- the washing machine detects whether the water level reaches the set gear position, and if the judgment result is yes, the main water inlet valve of the washing machine is turned on to the set gear position; if the judgment result is no, the heating is performed.
- the step of washing the water ensures the amount of wash water during each heat wash, and sufficient wash water volume to ensure the washing effect of the membrane rinse and membrane gas wash steps.
- the self-cleaning method of the water purification module of the present invention comprises the steps of alternately performing the heating rinsing process and the fresh water replacement rinsing process, and the dirt washed out by each heating rinsing process is discharged in time, and further rinsing and discharging through the water replacement rinsing program, thereby avoiding The repeated deposition of dirt improves the self-cleaning efficiency of the water purification module.
- washing water discharge procedure and the water inlet procedure are performed between the heating flushing program and the fresh water replacement flushing program of the present invention; wherein the washing water draining procedure includes the step of draining the washing water used in the heated flushing procedure
- the water inlet procedure includes the step of the washing machine entering the water to the set gear position.
- the fresh water replacement rinsing program of the present invention mainly flushes the residual dirt after the heating rinsing process, and therefore, the clean water replacement rinsing program determines the self-cleaning effect of the final water purification module. Therefore, the clean water replacement rinsing procedure of the present invention includes agitating washing water, membrane rinsing, membrane gas washing (water reuse), and washing water venting steps.
- the membrane rinsing is to flush out and discharge the dirt attached to the filtering system
- the membrane gas washing (water reuse) is to continuously inflate the washing water of the filtering system, and the airflow continuously rises and moves on the vibration filtering system. The dirt falls off and is completely discharged through the washing water draining step. Therefore, the clean water replacement rinsing program of the present invention can cleanly discharge the residual dirt on the filtration system to the utmost extent.
- the membrane rinsing step has a time of 5 to 10 s
- the rest step time is 60 to 80 times of the membrane rinsing step time
- the membrane gas washing step time is 24 of the membrane rinsing step time.
- the stirring water step time is 24 to 30 times of the membrane rinsing step time
- the membrane air washing (water reuse) step time is 60 to 80 times of the membrane rinsing step time.
- the heated washing water, membrane rinsing, standing and membrane air washing steps in each heating rinsing process of the heating rinsing process are repeated at least five times in order to peel off the dirt from the filtering system as much as possible.
- the membrane rinsing and membrane gas washing (water reuse) in the water replacement procedure are performed once, and the main purpose is to wash off the stripped dirt and completely discharge it.
- the self-cleaning method of the water purification module of the present invention and the method thereof include the following steps:
- Step S1 starting a self-cleaning program of the water purification module
- Step S2 water is introduced to the set gear position
- Step S3 performing a heating and rinsing process
- Step S4 draining the washing water
- Step S5 water is introduced to the set gear position
- Step S6 performing a water replacement rinsing process
- step S7 steps S2-S6 are repeated until the water flow rate of the water purification module is restored and then stopped.
- step S3 includes the following steps:
- Step S31 the washing machine performs the washing process to heat the washing water to the set temperature
- Step S32 performing a film rinsing
- Step S33 standing still
- Step S34 performing membrane gas washing
- Step S35 at least 5 steps S32 to S34;
- step S36 the washing machine detects whether the water level reaches the set gear position. If the determination result is yes, the washing machine main water inlet valve is turned on to the set gear position, and then returns to step S31; if the determination result is no, the process returns to step S31. .
- the self-cleaning method of the water purification module of the invention can peel off the impurities and macromolecular particles on the surface of the filtration system of the water purification module in time, thereby ensuring the water purification effect of the water purification module, effectively extending the service life of the water purification module, and greatly improving The user's feeling of use.
- the washing water in the process of self-cleaning of the water purification module, the washing water is continuously stirred and heated in the washing tub, so that the cleaning of the water purification module is realized, and the washing machine is also realized.
- the washing tub performs a self-cleaning effect.
- the self-cleaning method of the water purification module of the embodiment includes the following steps:
- step 14) of the present embodiment When the result of the determination in step 14) of the present embodiment is three consecutive times, an alarm is issued to remind the user to check the water purification module or replace the water purification module filtration system.
- the self-cleaning method of the water purification module of the embodiment can peel off the impurities and macromolecular particles on the surface of the filtration system of the water purification module in time, thereby ensuring the water purification effect of the water purification module, and effectively prolonging the service life of the water purification module, and greatly Improve the user experience.
- the heating and washing process of the water purifying module of the embodiment includes the heating washing 1, the heating washing 2 and the heating washing 3, ensuring that the water purification module is cleaned to the utmost extent, and the water replacement washing after the heating and washing ensures that the cleaning will be performed.
- the residual dirt is heated and washed to the maximum extent. Therefore, the self-cleaning process of this embodiment can be used for the self-cleaning requirements of most of the water purification modules.
- the embodiment is a washing machine using the self-cleaning method of the water purification module of the present invention, comprising a first head pump and a second head pump, wherein the first head pump and the second head pump are respectively connected to the washing tub and the water purifying module, the net
- the water module comprises a filtering system, an air pump, a self-priming pump and a drain valve, and the air pump, the self-priming pump and the drain valve are respectively connected with the filtering system; in the membrane flushing step, the first head pump and the drain valve are opened, and the standing step is The first lift pump, the second lift pump, the air pump, the self-priming pump and the blowdown valve are all closed, and the second lift pump, the air pump and the blowdown valve are opened during the membrane air washing step.
- a flow sensor is disposed on the pipeline between the filtration system and the self-priming pump of the embodiment, or the pipeline between the self-priming pump and the washing tub.
- the flow sensor detects the return flow of the filter system in real time and sends it to the computer board of the washing machine.
- the washing machine computer board monitors the dirt adhesion of the filter system according to the return water flow, and provides a basis for the user to start and stop the self-cleaning program of the water purification module.
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Control Of Washing Machine And Dryer (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Detail Structures Of Washing Machines And Dryers (AREA)
Abstract
Description
Claims (10)
- 净水模块自清洁方法,其特征在于,启动净水模块自清洁程序,洗衣机进水到设定档位,依次重复进行加热冲洗程序和清水置换冲洗程序,直至检测到净水模块清洁干净后停止;其中,所述的加热冲洗程序包括加热洗涤水、膜冲洗、静置和膜气洗步骤。
- 根据权利要求1所述的净水模块自清洁方法,其特征在于,当检测到净水模块的回水流量小于设定值时,启动净水模块自清洁程序;当检测到净水模块的回水流量恢复正常值时,净水模块即被清洁干净。
- 根据权利要求1所述的净水模块自清洁方法,其特征在于,所述的加热冲洗程序包括多个加热冲洗过程,加热冲洗过程包括加热洗涤水、膜冲洗、静置和膜气洗步骤,两个相邻的加热冲洗过程之间进行补水程序;其中,所述的补水程序包括向洗衣机补水至水位达到设定档位的步骤。
- 根据权利要求1所述的净水模块自清洁方法,其特征在于,所述的加热冲洗程序和清水置换冲洗程序之间进行洗涤水排净程序和进水程序;其中,所述的洗涤水排净程序包括将加热冲洗程序中使用的洗涤水排净的步骤,进水程序包括洗衣机进水到设定档位的步骤。
- 根据权利要求1所述的净水模块自清洁方法,其特征在于,所述的清水置换冲洗程序包括搅拌洗涤水、膜冲洗、膜气洗(水回用)和洗涤水排净步骤。
- 根据权利要求5所述的净水模块自清洁方法,其特征在于,所述的膜冲洗步骤的时间为5~10s,静置步骤时间为膜冲洗步骤时间的60~80倍,膜气洗步骤时间为膜冲洗步骤时间的24~30倍,搅拌洗涤水步骤时间为膜冲洗步骤时间的24~30倍,膜气洗(水回用)步骤时间为膜冲洗步骤时间的60~80倍。
- 根据权利要求1所述的净水模块自清洁方法,其特征在于,包括以下步骤:步骤S1,启动净水模块自清洁程序;步骤S2,进水到设定档位;步骤S3,进行加热冲洗程序;步骤S4,排净洗涤水;步骤S5,进水到设定档位;步骤S6,进行清水置换冲洗程序;步骤S7,重复步骤S2-S6,直至净水模块的水流量恢复后停止。
- 根据权利要求7所述的净水模块自清洁方法,其特征在于,所述的步骤S3包括以 下步骤:步骤S31,洗衣机边进行洗涤程序边加热洗涤水到设定温度;步骤S32,进行膜冲洗,;步骤S33,静置;步骤S34,进行膜气洗;步骤S35,至少循环5次步骤S32~S34;步骤S36,洗衣机检测判断水位是否达到设定档位,若判断结果为是,则开启洗衣机主进水阀补水到设定档位后返回至步骤S31;若判断结果为否,则返回至步骤S31。
- 采用如权利要求1-8任意一项所述的净水模块自清洁方法的洗衣机,其特征在于,所述的洗衣机包括第一扬程泵和第二扬程泵,第一扬程泵和第二扬程泵分别连接洗涤筒和净水模块,所述的净水模块包括过滤***、气泵、自吸泵和排污阀,气泵、自吸泵和排污阀分别与过滤***连接;所述的膜冲洗步骤时,第一扬程泵、排污阀开启,静置步骤时,第一扬程泵、第二扬程泵、气泵、自吸泵和排污阀均关闭,膜气洗步骤时,第二扬程泵、气泵和排污阀打开。
- 根据权利要求9所述的的洗衣机,其特征在于,所述的过滤***与自吸泵之间的管路,或者自吸泵与洗涤筒之间的管路上设置流量传感器。
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US15/570,146 US10309049B2 (en) | 2015-04-29 | 2016-04-15 | Water purifying module self-cleaning method and washing machine using same |
KR1020177033872A KR20170138553A (ko) | 2015-04-29 | 2016-04-15 | 정수 모듈 자동 청결 방법 및 해당 방법을 이용한 세탁기 |
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WO2011147009A2 (en) * | 2010-05-26 | 2011-12-01 | Electrolux Do Brasil S.A. | Improvement of self-cleaning filter for washing machines |
CN104032539A (zh) * | 2013-03-08 | 2014-09-10 | 海尔集团公司 | 一种滚筒洗衣机自清洁方法 |
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ITTO20010314A1 (it) * | 2001-04-02 | 2002-10-02 | Eltek Spa | Apparato elettrodomestico utilizzante un liquido, comprendente un sistema di purificazione del tipo in cui almeno una sostanza deve essere s |
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CN103361938B (zh) * | 2012-03-26 | 2016-05-25 | 海尔集团技术研发中心 | 一种洗衣机中水处理装置、处理方法及洗衣机 |
CN104060436B (zh) * | 2013-03-18 | 2017-09-29 | 海尔集团技术研发中心 | 洗衣机和洗衣机的控制方法 |
CN104294530B (zh) * | 2013-06-28 | 2018-06-08 | 海尔集团技术研发中心 | 洗衣控制方法和洗衣机 |
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WO2011147009A2 (en) * | 2010-05-26 | 2011-12-01 | Electrolux Do Brasil S.A. | Improvement of self-cleaning filter for washing machines |
CN104032539A (zh) * | 2013-03-08 | 2014-09-10 | 海尔集团公司 | 一种滚筒洗衣机自清洁方法 |
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EP3290574A1 (en) | 2018-03-07 |
CN106186187B (zh) | 2020-12-25 |
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