CN101822521B - Dishwasher and control method thereof - Google Patents
Dishwasher and control method thereof Download PDFInfo
- Publication number
- CN101822521B CN101822521B CN2010101618465A CN201010161846A CN101822521B CN 101822521 B CN101822521 B CN 101822521B CN 2010101618465 A CN2010101618465 A CN 2010101618465A CN 201010161846 A CN201010161846 A CN 201010161846A CN 101822521 B CN101822521 B CN 101822521B
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- washing
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- dish
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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
- A47L15/46—Devices for the automatic control of the different phases of cleaning ; Controlling 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
- A47L15/4202—Water filter means or strainers
- A47L15/4208—Arrangements to prevent clogging of the filters, e.g. self-cleaning
Abstract
The invention discloses a dishwasher and control method thereof, wherein, the dishwasher has a filter block detecting device, the dishwasher of the invention comprises a washing slot mounted with a shelf for placing dishes therein; a water collecting slot which is arranged in the washing slot and is used for containing the washing water; a washing pump for pumping the washing water in the water collecting slot; a washing nozzle for injecting the washing water, wherein, a filter for filtering foreign materials contained in the washing water and a soil chamber of a pressure detecting device for detecting the internal pressure, and under the condition that the detected pressure by the pressure detecting device is larger than the preset pressure, the filter is judged for being in a blocking state.
Description
Technical field
The present invention relates to a kind of dish-washing machine and control method thereof, more detailed says, the present invention relate to a kind of have be used for detecting bowl tool washing process and be used to filter from the dish-washing machine and the control method thereof of the device of the stopping state of the filter of the isolated foreign substances of bowl tool.
Background technology
Dish-washing machine is a kind of washings of the bowl tool inject high pressure of holding to sink inside, thus the device of the dirt that paste on washing bowl tool surface.In general, comprise following parts in the dish-washing machine: form outward appearance, and be provided for placing the sink in the space of bowl tool; Be positioned at above-mentioned sink, be used to place the shelf (rack) of bowl tool; Be used for injection nozzle to the bowl tool high-pressure injection washings that are positioned over above-mentioned shelf; Be used to store the water leg (sump) of above-mentioned washings; The washing pump that is used for jet cleaning water.
In addition, in the process of washing bowl tool, the foreign substances such as swill on surface that stick on bowl tool are under the effect of the washings of high-pressure injection, to and be blended into the washings from its surface isolation, if during the above-mentioned foreign substances of sneaking into of unsuitable filtration, the surface that it will cause stopping up the stream of washings or be adsorbed onto bowl tool again, thus reduce scourability, therefore, the filter be used for the foreign substances that filtration washing water sneaks into is installed in above-mentioned water leg.
Specifically, the part of the washings that spray by above-mentioned washing pump flow into the dirt chamber (soil chamber) that the inside of water leg forms, at the outlet side of above-mentioned dirt chamber above-mentioned filter is installed, thereby the foreign substances that contains in the washings is filtered by above-mentioned filter, and have only washings to flow into the inside of above-mentioned sink again, in this process, when at the internal gathering of above-mentioned dirt chamber under the situation of the too much foreign substances more than the allowance, filter is blocked, and can't carry out foreign substances and remove operation.
In addition, have only the inside of with the naked eye directly confirming sink just can judge filter and whether stop up, will think it is that dish-washing machine takes place unusually by mistake according to different users, and can whether not confirm plugged filter.
Summary of the invention
In order to solve the shortcoming that exists in the above-mentioned prior art, technical task of the present invention is to provide a kind of dish-washing machine with obstruction whether plugged filter checkout gear of the filter that can confirm to be used to filter foreign substances.
And another technical task of the present invention is to provide a kind of control method of dish-washing machine, and it confirms the state of filter by above-mentioned plugged filter checkout gear, thereby prevents obstruction, or removes stopping state when taking place to stop up.
In order to achieve the above object, according to a side of the present invention, comprise in the dish-washing machine of the present invention: inside is equipped with the sink of the shelf that is used to place bowl tool; Be arranged in the above-mentioned sink, be used to hold the water leg of washings; Be used to aspirate the washing pump of the washings in the above-mentioned water leg; Be used for spraying the Washing spray nozzle of above-mentioned washings to above-mentioned bowl tool, wherein, in above-mentioned water leg, form the dirt chamber comprise the filter that is used for the foreign substances that filtration washing water contains and to be used to detect the pressure-detecting device of pressure inside, and, be under the situation more than the predefined pressure by the detected pressure of above-mentioned pressure-detecting device, it is blocked to be judged as filter.
In above-mentioned side of the present invention, the obstruction that the internal pressure of the dirt chamber by the space that is mounted as filter can be confirmed filter whether.That is, under the blocked situation of filter, the internal pressure of chamber will improve than normal situation, therefore, install in the dirt cavity chamber interior and to be used for the pressure-detecting device of detected pressures, thereby need not with the naked eye to confirm that the obstruction of filter also can judge.Wherein, above-mentioned pressure-detecting device and the nonessential dirt chamber that is installed on, it can be installed on the set space that filter is mounted.
Wherein, above-mentioned dirt chamber forms a part that wherein flows into to the said nozzle washing water supplied, and the outlet of dirt chamber can constitute the internal communication with above-mentioned sink.In addition, above-mentioned filter can be arranged at above-mentioned outlet.In addition, above-mentioned pressure-detecting device can be arranged at the madial wall of above-mentioned dirt chamber, thereby prevents that foreign substances is deposited in the surface and detected pressure is exerted an influence.
In addition, when being judged as under the blocked situation of filter, can reducing the discharge of above-mentioned washing pump and press.Discharge the operation of pressing by above-mentioned reduction, the pressure that imposes on filter is change, and makes the part of the foreign substances of collecting in the filter separate from filter thus, thereby removes the situation of plugged filter.
In addition, when being judged as under the blocked situation of filter, can or improve the situation of removing plugged filter of pressing of discharging by regular or irregular reduction, when pressure is discharged in regular or irregular change as mentioned above, filter will vibrate thus, and can remove foreign substances.
In addition, under the situation that foreign substances is too much piled up, even from filter, remove foreign substances, filter may be very fast blocked again, in the case, can make washing pump stop to drive, discharge the part of above-mentioned washings, the foreign substances that makes above-mentioned dirt cavity chamber interior pile up is discharged to the outside.
According to another side of the present invention, the control method of the dish-washing machine among the present invention, it includes following steps: the step that detects the pressure of the dirt cavity chamber interior that temporarily stores the foreign substances of being filtered by filter in the process of the washing of carrying out bowl tool; Detected pressure and predefined pressure are compared, and judge the obstruction whether step of filter; Under the blocked situation of filter, the step that the discharge of change washing pump is pressed.
Wherein, discharge in the step of pressing, can reduce above-mentioned discharge and press, also can carry out regular or irregular change repeatedly and discharge the process of pressing in change.
In addition, under the situation more than the pressure that the pressure after pressure is discharged in change is as mentioned above still set, it is equivalent to the situation that too much foreign substances is piled up in the inside of above-mentioned dirt chamber, therefore, can stop washing operation, and discharge the part of washings, and then additional washings.
In addition, under the situation more than the pressure that pressure after discharging washings is still set, it may be equivalent to dish-washing machine self can't remove the situation that foreign substances maybe can't be removed the obstruction of filter, therefore, can stop washing operation, and visually or acoustically representing the stopping state of filter, thereby prompting user filtering device takes place unusual.
In addition, the discharge of above-mentioned washing pump is pressed and can be reduced by the rotation number that reduction is used to drive the washing motor of above-mentioned washing pump.
Beneficial effect of the present invention: according to having the side of the present invention of structure as mentioned above, the obstruction that the user need not with the naked eye to confirm also to judge filter by dish-washing machine self whether, thereby improve convenience on using.And, under the blocked situation of filter, can by change discharge press remove filter stopping state to a certain degree, and can reduce required other maintenance activity as much as possible, thereby can keep certain scourability, and can improve the reliability of product.
Description of drawings
Fig. 1 is the sectional view of an embodiment of dish-washing machine of the present invention;
Fig. 2 is the stereogram of the outward appearance of the water leg among Fig. 1;
Fig. 3 is the stereogram of the stream guiding device that comprises of the inside of the above-mentioned water leg among Fig. 1;
Fig. 4 is the stereogram of taking out pump frame that the inside of the above-mentioned water leg among Fig. 1 comprises;
Fig. 5 is the flow chart of an example that is used for the control method of the embodiment that control chart 1 illustrates.
The specific embodiment
Below, with reference to the accompanying drawings, the dish-washing machine with plugged filter checkout gear among the present invention and the embodiment of control method thereof are described in detail.
Fig. 1 is the sectional view of an embodiment of the dish-washing machine in according to the present invention.With reference to Fig. 1, comprise following parts in the dish-washing machine 10: form outward appearance, and form the cylindric washer (turb) 11 of sink in inside; Be formed at the front of above-mentioned cylindric washer 11, be used to open and close the door 18 of sink; Be installed on the bottom central part of above-mentioned cylindric washer 11, and at the water leg 100 of internal reservoir washings.And, also comprise with lower member in the above-mentioned dish-washing machine 10: be close to the downside of above-mentioned water leg 100, be used to drive the washing motor 230 of the washing pump of the inside of above-mentioned water leg 100 installing (not shown); Formation is by the water guiding device (water guide) 14 in the mobile path of the washings of above-mentioned washing pump suction; Be incorporated into the upper side of above-mentioned water leg 100, and the inside of sink upward and/or below the lower nozzle 16 of jet cleaning water; Some upper nozzle 15 that prolongs to the center position of cylindric washer 11 from above-mentioned water guiding device 14; Be connected in the upper side end of above-mentioned water guiding device 14, be positioned at the tip position of above-mentioned cylindric washer 11, and to the top jet nozzle (top nozzle) 17 of vertical lower jet cleaning water.
And, also comprise with lower member in the above-mentioned dish-washing machine 10: be positioned at above-mentioned upper nozzle 15 directly over top shelf 12; Be positioned at above-mentioned lower nozzle 16 directly over lower shelf 13.Detailed says, the bowl tool that is contained in above-mentioned top shelf 12 will obtain washing by the washings that eject from above-mentioned upper nozzle 15 and top jet nozzle 17, in addition, be contained in above-mentioned lower shelf 13 the bowl tool will by the washings that eject from above-mentioned lower nozzle 16 obtain the washing.
Below, will the driving of above-mentioned dish-washing machine 10 be described.
At first, the user opens the door 18 of dish-washing machine 10, above-mentioned top shelf 12 and/or lower shelf 13 is pulled out to the outside of sink, and hold a bowl tool in above-mentioned bowl tool shelf 12,13, then, closes above-mentioned door 18, and presses the driving key and carry out washing process.
In addition, when the driving key of above-mentioned dish-washing machine 10 is pressed and carries out washing step, because the opening of feed-water valve and washing water supplied will flow into the inside of above-mentioned water leg 100.And, flow into the inside of water leg 100 at a certain amount of washings after, above-mentioned washing motor 230 will drive.In addition, be connected in the motor shaft of above-mentioned washing motor 230, and the impeller (impeller) 150 that is arranged at the inside of above-mentioned washing pump will be rotated, thereby make washings be sucked into above-mentioned lower nozzle 16 and above-mentioned water guiding device 14.
And, the washings that are sucked into above-mentioned water guiding device 14 will finally flow to above-mentioned top jet nozzle 17 and above-mentioned upper nozzle 15, and be ejected into the inside of sink, and, will carry out washing the process of the bowl tool that holds in the above-mentioned shelf 12,13 by the above-mentioned washings that eject.
Wherein, above-mentioned top jet nozzle 17 is to vertical lower jet cleaning water, and above-mentioned upper nozzle 15 is to vertical direction jet cleaning water, thereby washs the bowl tool that holds in the above-mentioned top shelf 12.And above-mentioned lower nozzle 16 is to vertical direction jet cleaning water, thereby washs the bowl tool that holds in the above-mentioned lower shelf 13.In addition, also can form jet, make its two direction jet cleaning water up and down, thereby can wash the upper side of the bowl tool that holds in the above-mentioned lower shelf 13 simultaneously in the bottom surface of above-mentioned upper nozzle 15.
And the foreign substances that produces in above-mentioned washing process will be obtained filtering by the filter that is arranged at water leg 100 (not shown), and by the crushing apparatus (disposer) of the inside that is installed on water leg 100 by in small, broken bits.Then, when washing process finishes, above-mentioned contaminated washings will together be discharged to the outside of above-mentioned dish-washing machine 10 with foreign substances by draining pump (not shown).
And, when above-mentioned washings are discharged to the outside, flow into clean washings by the washings inflow entrance again to above-mentioned water leg 100, and the pass through above-mentioned injection nozzle 15,16 identical with above-mentioned washing step spray, and, will utilize the cleaning step of the above-mentioned clean washings that eject, in addition, when above-mentioned cleaning step finishes, then carry out baking step, and finish the overall process of washing.
Fig. 2 is the stereogram of the water leg 100 among Fig. 1.With reference to Fig. 2, comprise with lower member in the above-mentioned water leg 100: be positioned at the lower side, and at the water leg shell (sump case) 190 of internal reservoir washings; Cover the water leg lid 130 of the upper side of above-mentioned water leg shell 190; Be arranged at the filter 120 of the upper lateral part of above-mentioned water leg lid 130; Be arranged at the central part of above-mentioned filter 120, and the lower nozzle support (holder) 110 that is connected with lower nozzle 16; Be installed on the side of above-mentioned water leg shell 190, be used for draining pump and drain motor 240 that washings are discharged to the outside.
In addition, side at above-mentioned lower nozzle support 110 is formed with the upper nozzle support 112 that is connected with above-mentioned upper nozzle and top jet nozzle, corner portion at above-mentioned water leg lid 130 is provided with a plurality of washings inflow entrances 132 to circumferencial direction, flows into thereby can make to the inboard washings that spray of cylindric washer.
Fig. 3 and Fig. 4 be installed on above-mentioned water leg inside stream guiding device 140 and take out the stereogram of pump frame (pumplower) 170.With reference to Fig. 3 and Fig. 4, in above-mentioned stream guiding device 140, be formed with and make the stream that flows to upper nozzle 15 or lower nozzle 16 from the washings of above-mentioned washing pump suction.
Specifically, in above-mentioned stream guiding device 140, be formed with: be used to cover the washing pump cover 141 of taking out pump case 171 with the lower part; Tangential direction to above-mentioned washing pump lid 141 forms, and makes the guiding stream 144 that is directed to above-mentioned the 1st switch valve 210 by the washings of above-mentioned washing pump 300 suctions.One side 145 of above-mentioned guiding stream 144 is communicated with above-mentioned lower nozzle 16, and opposite side 146 is communicated with above-mentioned upper nozzle 15 and top jet nozzle 17, thereby makes the washings that are sucked can supply to each nozzle.In addition, unaccounted symbol 143 is valve patchholes, and the effect of above-mentioned valve patchhole is, inserts to be used for washings are assigned to variable valve (vario valve) between above-mentioned each nozzle.
In addition, be formed with sampling stream (sampling) 149 near above-mentioned valve patchhole 143, and, be formed with the 1st and the 2nd in a side of above-mentioned sampling stream 149 and distribute stream 147,148.The the above-mentioned the 1st and the 2nd distributes stream 147,148 to be communicated with dirt chamber described later, and a part that is used for the washings that will be sucked supplies to the dirt chamber.
Above-mentioned dirt chamber is formed at an above-mentioned side of taking out pump frame 170, specifically, be formed with in the pump frame 170 with lower member above-mentioned taking out: inside is built-in with not shown impeller, and what be used to aspirate the washings that sucked by the rotary manipulation of above-mentioned impeller takes out pump case 171; Be positioned at the above-mentioned variable valve patchhole 174 of taking out the discharge side of pump case 171.In addition, form dirt chamber 176 along an above-mentioned part of taking out the corner location of pump frame 170.
Above-mentioned dirt chamber 176 is divided into the 1st chamber 176a and the 2nd chamber 176b by next door 173.In addition, a side end of above-mentioned dirt chamber 176, that is, and be positioned at the above-mentioned the 1st distribute stream 147 and the 2nd distribute stream 148 under the end form and be lower than end side.And, form the 1st hole 178 of dropping, hole 177 and the 2nd of dropping respectively in the relative bottom surface of dirt chamber 176 ends of downside.And, the bottom surface prolongation of taking out pump frame 170 of the part that forms in the above-mentioned hole 177,178 of dropping is formed with draining pump tube connector 172, and, above-mentioned draining pump tube connector 172 is connected with not shown draining pump, thereby makes the washings that residue in the dirt cavity chamber interior in drainage procedure and foreign substances be discharged to the outside by the above-mentioned the 1st hole 178 of dropping, hole 177 and the 2nd of dropping.
By aforesaid structure, after will distributing stream 147 and the 2nd to distribute stream 148 to flow by the above-mentioned the 1st, the washings of sampling stream 149 branches of stream guiding device 140 flow in the above-mentioned dirt chamber 176.In this process, the foreign substances that contains in the washings also will flow into above-mentioned dirt chamber 176, the washings of above-mentioned inflow will arrive the inside of above-mentioned cylindric washer by above-mentioned filter 120 and adverse current because the discharge of above-mentioned washing pump is pressed, and foreign substances then is collected in the inside of above-mentioned dirt chamber 176.
In addition, in the internal side wall of above-mentioned dirt chamber 176 pressure sensor 175 is installed, above-mentioned pressure sensor 175 is used to detect the internal pressure of dirt chamber 176, thereby the obstruction of judging above-mentioned filter whether.Specifically, when above-mentioned filter is stopped up by foreign substances, when pumping washings, the internal pressure of above-mentioned dirt chamber will rise.
Therefore, the test by in advance etc. detect the blocked suitable degree of filter applied pressure when above, and when in use exceeding the pressure of decision as mentioned above, and it is blocked to be judged as filter.Wherein, a pressure sensor only is installed in the above-described embodiments, but also can considers to install a plurality of pressure sensors, and utilize to judge obstruction whether embodiment from the mean value of the detected pressure of each sensor.
Below, will be to utilizing obstruction that above-mentioned pressure sensor judges filter whether, and the process of its releasing is described.
Fig. 5 is a flow chart of controlling the process of above-mentioned dish-washing machine in order to remove the blocked situation of filter.With reference to Fig. 5, carry out washing stroke, and continue to confirm from the detected pressure of above-mentioned pressure sensor (S1 step), confirm whether detected pressure exceeds the reference pressure of predesignating (S2 step), confirm the result, when detected pressures exceeded reference pressure, it was equivalent to the blocked situation of filter, thereby (S3 step) pressed in the discharge that will change above-mentioned washing pump.
At this moment, the discharge of washing pump is pressed and can be controlled by the rotation number of change washing motor, the variation of discharge pressing comprises presses the discharge that is reduced to before being lower than to press with discharging, or carries out regular or irregular reduction repeatedly and discharge and press operation that the back rises etc.Under the situation of reduce to discharge pressing, the pressure that imposes on filter is step-down, makes the aperture plate that comprises in the filter be moved, and, when changing the operation of discharging pressure repeatedly, the direction vibration up and down of above-mentioned aperture plate can be removed the foreign substances that clamps between the aperture plate in this process.
By after the separating out foreign objects matter as mentioned above, more detected once more pressure and reference pressure (S4 step), at this moment, had when internal gathering under the situation of foreign substances of volume at the dirt chamber, even separating out foreign objects matter for the moment, soon foreign substances will be clamped in the aperture plate once more, therefore, also may make internal pressure return to normal level even carry out the foreign substances separation process repeatedly.
Therefore, carrying out above-mentioned foreign substances separation process with number of times or the time predesignated, internal pressure is reached under the situation of suitable level, to interrupt washing stroke, and starting the part that draining pump is discharged washings, the suitable washings (S5 step) of amount of the water that replenishes subsequently and discharge can make the foreign substances that comprises in the washings be discharged to the outside by above-mentioned draining pump by discharging washings, thereby the inside of the dirt chamber that can soar, and alleviate the blocked state of filter thus.
Subsequently, relatively detected pressures and reference pressure (S6 step) are equal to or less than when detected pressures under the situation of reference pressure once more, and it is equivalent to the plugged filter state and is disengaged, and will carry out the S7 step.If not situation under, it is equivalent to the blocked state that dish-washing machine self can't be removed filter, and will interrupt washing stroke, and the display window by being arranged at guidance panel or warning tones etc. are prompted to user's (S8 step).
In addition, when detected pressure equal reference pressure or reference pressure with interior situation under, to carry out the S7 step, and confirm whether washing stroke finishes, under unclosed situation, will turn back to above-mentioned S1 step, and carry out said process repeatedly, under situation about finishing, next stroke of setting will be carried out.
At this, in above-mentioned S8 step, under the situation that the plugged filter state is not disengaged, will finish washing stroke, but the present invention is defined in this, also can normally carry out washing stroke even also can be set at generation plugged filter situation, and the plugged filter situation is prompted to the user.
In addition, also can consider the sequential replacement of above-mentioned S3 step and S5 step and the embodiment that carries out.
Claims (10)
1. dish-washing machine is characterized in that: comprise with lower member: inside is equipped with the sink of the shelf that is used to place bowl tool; Be arranged in the above-mentioned sink, be used to hold the water leg of washings; Be used to aspirate the washing pump of the washings in the above-mentioned water leg; Be used for spraying the Washing spray nozzle of above-mentioned washings to above-mentioned bowl tool, wherein, in above-mentioned water leg, form the dirt chamber comprise the filter that is used for the foreign substances that filtration washing water contains and to be used to detect the pressure-detecting device of pressure inside, and, be under the situation more than the predefined pressure by the detected pressure of above-mentioned pressure-detecting device, it is blocked to be judged as filter, when being judged as under the blocked situation of filter, the discharge that reduces above-mentioned washing pump is pressed, perhaps will carry out the operation of the discharge pressure of the above-mentioned washing pump of regular or irregular change repeatedly; Perhaps will stop the driving of washing pump, and discharge the part of above-mentioned washings.
2. dish-washing machine according to claim 1 is characterized in that: the part of said nozzle washing water supplied supplies in the above-mentioned dirt chamber, the outlet of dirt chamber and the internal communication of above-mentioned sink.
3. dish-washing machine according to claim 2 is characterized in that: above-mentioned filter is arranged at above-mentioned outlet.
4. dish-washing machine according to claim 2 is characterized in that: above-mentioned pressure-detecting device is arranged at the madial wall of above-mentioned dirt chamber.
5. the control method of a dish-washing machine is characterized in that, may further comprise the steps:
The first step detects the temporary transient pressure that stores the dirt cavity chamber interior of the foreign substances of being filtered by filter in the process of the washing of carrying out bowl tool;
Second step compared detected pressure and predefined pressure, and the obstruction of judgement filter whether;
In the 3rd step, when being judged as under the blocked situation of filter, the discharge of change washing pump is pressed.
6. the control method of dish-washing machine according to claim 5 is characterized in that: discharge in the step of pressing in change, reduce above-mentioned discharge and press.
7. the control method of dish-washing machine according to claim 5 is characterized in that: in the step that the above-mentioned discharge of change is pressed, carry out the process that the above-mentioned discharge of regular or irregular change is pressed repeatedly.
8. the control method of dish-washing machine according to claim 5 is characterized in that: under the situation more than the pressure that the pressure after above-mentioned change discharge is pressed is still set, append the additional step in a part of back that comprises the interruption washing and discharge washings.
9. the control method of dish-washing machine according to claim 8 is characterized in that: under the situation more than the pressure that the pressure after discharging washings is still set, append and comprise and interrupt washing and from visually or acoustically representing the step of the stopping state of filter.
10. the control method of dish-washing machine according to claim 5 is characterized in that: the discharge of above-mentioned washing pump presses the rotation number that is used to drive the washing motor of above-mentioned washing pump by reduction to reduce.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2009-0103049 | 2009-10-28 | ||
| KR1020090103049A KR20110046175A (en) | 2009-10-28 | 2009-10-28 | Dish washer with filter clogging detecting means and controll method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101822521A CN101822521A (en) | 2010-09-08 |
| CN101822521B true CN101822521B (en) | 2011-12-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101618465A Expired - Fee Related CN101822521B (en) | 2009-10-28 | 2010-04-08 | Dishwasher and control method thereof |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR20110046175A (en) |
| CN (1) | CN101822521B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106061348A (en) * | 2013-12-31 | 2016-10-26 | 三星电子株式会社 | Dish washer and method for controlling same |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BR112015010393A2 (en) * | 2012-11-08 | 2017-07-11 | Electrolux Home Products Corp Nv | method and device for detecting clogging, dishwasher, computer program and computer program product |
| KR102373181B1 (en) | 2017-05-26 | 2022-03-11 | 삼성전자주식회사 | Dish washer |
| IT201800001812A1 (en) * | 2018-01-25 | 2019-07-25 | Candy Spa | Method for automatically evaluating the cleanliness of the filter system in a dishwasher. |
| US11350811B2 (en) * | 2019-05-21 | 2022-06-07 | Haier Us Appliance Solutions, Inc. | Dishwashing appliances and methods for addressing obstructions therein |
| KR20190109340A (en) | 2019-09-06 | 2019-09-25 | 엘지전자 주식회사 | Operational Status Analysis able dishwasher and methods for analyzing the operating condition of dishwashers |
| CN113907667A (en) * | 2020-07-07 | 2022-01-11 | 宁波方太厨具有限公司 | Dish washer blockage detection control method |
| CN113143161B (en) * | 2021-04-30 | 2023-03-28 | 华帝股份有限公司 | Clean discharge pump control method for preventing dirt blockage of dish washing machine and dish washing machine |
| CN113303742A (en) * | 2021-05-26 | 2021-08-27 | 华帝股份有限公司 | Dish washing machine and control method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR20060085782A (en) * | 2005-01-25 | 2006-07-28 | 엘지전자 주식회사 | A sump of dish washer |
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- 2009-10-28 KR KR1020090103049A patent/KR20110046175A/en not_active Application Discontinuation
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- 2010-04-08 CN CN2010101618465A patent/CN101822521B/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US5909743A (en) * | 1997-09-10 | 1999-06-08 | Whirlpool Corporation | Automatic purge filtration system for a dishwasher |
| CN101176642A (en) * | 2007-08-31 | 2008-05-14 | 南京乐金熊猫电器有限公司 | Dishwasher |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106061348A (en) * | 2013-12-31 | 2016-10-26 | 三星电子株式会社 | Dish washer and method for controlling same |
| US10244918B2 (en) | 2013-12-31 | 2019-04-02 | Samsung Electronics Co., Ltd. | Dish washer and method for controlling same |
| CN106061348B (en) * | 2013-12-31 | 2019-08-20 | 三星电子株式会社 | Dish-washing machine and the method for controlling the dish-washing machine |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20110046175A (en) | 2011-05-04 |
| CN101822521A (en) | 2010-09-08 |
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