CN101725011B - Washing machine and control method thereof - Google Patents
Washing machine and control method thereof Download PDFInfo
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- CN101725011B CN101725011B CN2008101550696A CN200810155069A CN101725011B CN 101725011 B CN101725011 B CN 101725011B CN 2008101550696 A CN2008101550696 A CN 2008101550696A CN 200810155069 A CN200810155069 A CN 200810155069A CN 101725011 B CN101725011 B CN 101725011B
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Abstract
The invention relates to a washing machine with a low-noise washing procedure and a control method thereof. The washing machine comprises an outer barrel filled with washing water, a roller that is accommodated in the outer barrel for containing the washing clothes, and a water discharging device for discharging the washing water. The control method comprises a step of dewatering at a lower rotating speed and a step of detecting the water level of the outer barrel and controlling the water discharging device according to the detection result before the step of dewatering. The control method effectively reduces high-frequency noise generated during the dewatering operation of the washing machine and effectively prevents the evacuation phenomenon of the water discharging device so as to avoid great noise generated during evacuation of the water discharging device.
Description
Technical field
The present invention relates to a kind of washing machine and control method thereof, relate in particular to a kind of washing machine and control method thereof of low noise.
Background technology
As everyone knows, no matter be rotary drum washing machine or roller washing machine or clothes washer-dryer, in washing process, all can produce some noises inevitably, for example: the noise that high frequency noise that the noise that low frequency electromagnetic noise, draining pump produce, drive motors produce and casing and balance sysmte vibration are produced, or the like.Under the original around just more noisy environment of these noises, for example: by day, because the existence of other noise sources such as vehicle, people can neglect the noise that is produced by washing machine basically, and can therefore not cause puzzlement.But under the more quiet situation of external environment, for example: in night, the vehicle of travels down reduces relatively, and these noises will bring sizable puzzlement to people.Therefore, if the user wants to use in night washing machine for working time or habits and customs own or other reason, washing machine noise that washing process is especially produced in dehydration and drainage procedure and and washing finish after boom unit prompt tone to user self and on every side neighbours all can cause very big interference.
Therefore, how to reduce the noise of washing machine, become the focal issue that consumer and even production commercial city are relatively paid close attention to.At this problem, different vendor has taked different solutions.The manufacturer that has reduces noise by increasing counterweight to reduce vibration; The manufacturer that has adopts the less direct-drive motor of noise, thereby reduces the noise that is produced by drive motors self; The manufacturer that also has is by placing sound-absorbing material such as sound-absorbing sponge, to reduce noise leakage in the Casing of washing machine inboard; The rotating speed of the manufacturer that also has cylinder when reducing dehydration or change draining pump into draining valve and replace, thus pronunciation component reduced, reduce noise.
In addition, also there is manufacturer to reduce the noise that washing machine is produced in washing process by the control method that changes washing machine, for example applicant proposed invention patent application CN200610040757.9 discloses a kind of control method of barrel washing machine dehydration procedure, this control method is by repeating loose program, the clothing that is intertwined in the washing process is shaken up, thereby effectively avoid the generation of eccentric load, and then reach the noise that the reduction washing clothes is produced when dehydration.But, according to this control method, the rotating speed that needs the frequent variations drive motors in dehydration is to shake up clothing as far as possible, thereby assurance dehydration rate, the frequent variations of rotating speed can cause increasing the weight of the load of drive motors on the one hand like this, also can require the mechanical strength of drive motors to increase on the other hand, and the frequent variations of rotating speed still can produce suddenly big or suddenly small noise, these noises still can cause certain puzzlement to the user.And the application for a patent for invention CN200610087783.7 of Samsung, also disclose a kind of at the washing machine of washing function night and control method thereof, according to the control method that this patent application disclosed, after the user has selected this function, performed dehydrating operations is all changed into to be lower than under the command speed and is performed after washing and the rinsing operation, to carry out the quiet washing of low noise, simultaneously by increasing rinsing number of times and control dehydration duration with the compensation rinsing performance.In addition, according to this control method, the washings and remain on the rinsing state of not draining in the washing machine rinsing in the end operation, to prevent since the final dewatering operation produce noise and prevent clothing generation fold.This method has virtually completely been cancelled final dewatering, and middle dehydration also has been reduced to extremely low rotating speed (being lower than 100RPM).So low dewatering speed obviously can't guarantee to drain to greatest extent and remain in laundry detergents in the clothing in the washing process.Also be difficult to guarantee qualified wash effect even additionally increase rinsing.And the state that not draining is not dewatered after the EP (end of program) is immersed in clothing in the water in fact exactly always, and this obviously can cause damage by fabric meticulous to some or fugitive color, and for example: generation is out of shape or is faded.
Therefore, no matter existing solution is to change mechanical structure itself, still changes the control method of washing machine, and the inhibition of the noise that washing machine is produced in washing process is not very desirable.
Summary of the invention
At above problem, the object of the present invention is to provide a kind of washing machine and control method thereof, can effectively reduce the noise that washing machine produced in the washing process by this control method.
To achieve these goals, control method according to the washing machine of one embodiment of the present invention, described washing machine comprise the splendid attire washings outer bucket, be contained in the cylinder that is used for the splendid attire washing clothes in the described outer bucket, and the drainage arrangement that washings are discharged, described control method comprises to carry out the step of dehydrating operations than the slow-speed of revolution, before the step of carrying out described dehydrating operations, described control method also comprises the step that described outer inner bucket water position is detected and controlled described drainage arrangement according to testing result.By this control method, not only effectively reduce the high frequency noise that washing machine is produced when carrying out dehydrating operations, and prevented that effectively the phenomenon of emptying from appearring in described drainage arrangement, thus the huge noise that is produced when having avoided described drainage arrangement emptying.
As a kind of preferred implementation of the present invention, when detect described outside inner bucket water position when arrive setting reference value, when preferred described setting reference value is zero, close described drainage arrangement.By closing drainage arrangement, the noise that makes washing machine be produced in carrying out drainage procedure reduces greatly.
As a kind of preferred implementation of the present invention, described control method also comprises the duration of step that prolong to carry out described dehydrating operations, thereby guarantees normal dehydration rate, promptly guarantee dehydrating operations finish after the moisture content of clothing maintain normal level.Preferably, according to described control method, only prolong the duration of last one dehydrating operations performed in this program, thereby when the moisture content that guarantees this low noise washing procedure end back clothing maintains normal level, shorten program runtime as far as possible.
As a kind of preferred implementation of the present invention, described control method also is included in finishes the step that dehydrating operations performed in this program is carried out the program of shaking up that washing clothes is shaken up afterwards.Preferably, the rotating speed of carrying out in the described program of shaking up is no more than 60RPM, and alternately rotation of both forward and reverse directions, thereby effectively avoids clothing to produce fold in the cylinder owing to leaving standstill for a long time again.
As a kind of preferred implementation of the present invention, described washing machine also comprises the boom unit in order to the prompting washing machine running state, described control method also comprises the step of closing described boom unit, thereby prevent the buzz interference user that when EP (end of program), sent, further reduce the noise source of washing machine.
Washing machine according to one embodiment of the present invention, comprise the splendid attire washings outer bucket, be contained in the cylinder that is used for the splendid attire washing clothes in the described outer bucket, drainage arrangement with the washings discharge, and carry out the control system and the memory cell that stores different washing procedures of corresponding washing procedure according to the Instruction Selection of user input, store the low noise washing procedure performed in the described memory cell according to above-described control method.Therefore, washing machine user (for example night or require the specific environment of low noise) when using the washing machine washing clothes under some specific environment, can select corresponding low noise washing procedure, thereby the noise control that washing machine is produced in operating process is avoided by the noise that washing machine produces the user being produced unnecessary interference in relatively low scope.
As a kind of preferred implementation of the present invention, described low noise washing procedure be independent washing procedure or can with the function choosing-item of other washing procedure options combinations, thereby make things convenient for the user to select the corresponding washing programs according to its different demands.
Description of drawings
Fig. 1 is the structural representation according to specific embodiment of the invention washing machine;
Fig. 2 is the schematic flow sheet according to dehydrating operations before the rinsing program of the control method of specific embodiment of the invention washing machine;
Fig. 3 is the schematic flow sheet according to dehydrating operations after the rinsing program of the control method of specific embodiment of the invention washing machine.
The specific embodiment
Please refer to as shown in Figure 1, be structural representation according to the washing machine 1 of embodiment of the present invention.With the roller washing machine is example, described washing machine 1 comprise outer bucket 2 and be arranged on described outer bucket 2 inner and can be under the driving of drive motors 3 cylinders 4 of rotation at a high speed, the bracing or strutting arrangement 6 that described outer bucket 2 and cylinder 4 form washing barrels components and the pendulum spring 5 by being arranged at outer bucket 2 tops respectively and be arranged at described outer bucket 2 belows is arranged at casing 7 inside of described roller washing machine.The front end of described washing barrels component and described casing 7 is provided with the clothes inlet 8 that the user threw in and took out washing clothes, be provided with the guidance panel of operating washing machine for the user in the top of described clothes inlet, described guidance panel is provided with different washing procedure options and selects for the user, described washing procedure is stored in the memory cell, comprise the low noise washing procedure, described low noise washing procedure can be independent washing procedure, the i.e. program of independently selecting for users with respect to other washing procedures of washing machine, also can be can with the combined function choosing-item of other washing procedures, select respective combination corresponding washing program to make things convenient for the user according to no washing demand.The control system of described washing machine is carried out corresponding washing program in the described memory cell according to the Instruction Selection of user's input.
Below with reference to the control method of describing in detail as shown in Figures 2 and 3 according to the low noise washing procedure of embodiment of the present invention washing machine.
Fig. 2 has illustrated the control method according to the dehydrating operations of control method before carrying out rinsing program of the low noise washing procedure of embodiment of the present invention washing machine, as shown in the drawing, the user will wait to wash clothing and be placed in the cylinder by described clothes inlet, select corresponding washing program start washing machine then.At first, washing machine turns round according to normal washing procedure, promptly by being arranged on the water supply installation 9 water inlets washing then of described outer bucket 2 tops, washing water after washing is discharged by the drainage arrangement 11 that is arranged on described outer bucket 2 belows and link to each other with the water discharge outlet 10 of described outer bucket 2.According to the different washing procedure that the user selects, in water inlet and washing process, also need process that washing machine is heated sometimes, thus the raising clean result.After washing finished, washing machine was controlled described drainage arrangement 11 and is carried out draining, until the water of washing machine inside is discharged, entered dewatering operation course then.Before entering dewatering operation course, system can judge whether the user has selected the low noise washing procedure, confirms promptly whether the low noise washing procedure is activated.If the low noise washing procedure is activated, then enter the low noise washing procedure, the maximum speed of drive motors when system's control reduces dehydrating operations, thereby make that the maximum speed of cylinder is also slack-off accordingly, therefore, by the maximum speed of control drive motors, can effectively control the high frequency noise that drive motors and cylinder are produced when running up, thereby in relatively low scope, effectively avoid noise noise control to interference that surrounding environment caused.If the user does not select the low noise washing procedure, promptly system judges that the low noise washing procedure is not activated, and then carries out normal dewatering operation course.Be that system's control drainage arrangement is proceeded draining, keep drive motors simultaneously and rotate to carry out dehydrating operations with normal rotating speed head roll.After the operating process certain time to be drained off, system's control begins water inlet, enters rinsing program then.Can be effectively that washing agent (for example washing powder etc.) rinsing that remains in washing process on the clothing is clean by rinsing program, pollute once more thereby avoid washed clothing to be washed agent.Rinsing program can be by the control of time or rinsing number of times, enters next road program with the rinsing program certain time or after carrying out the rinsing program of certain number of times; Also can control, for example reach control clothing rinsing effect by the content that washing agent in checkout gear detection clothing or the washings is set by other modes.
Fig. 3 has illustrated the control method according to the dehydrating operations of control method after carrying out rinsing program of embodiment of the present invention washing machine, as shown in the figure, after treating that rinsing program finishes, system's control drainage arrangement carries out draining, washings until washing machine inside are discharged from, and system enters dewatering operation course once more.Before entering dewatering operation course, system can judge whether the user has selected the low noise washing procedure, confirms promptly whether the low noise washing procedure is activated.If the low noise washing procedure is activated, then enter the low noise washing procedure, the maximum speed of drive motors when system's control reduces dehydrating operations, thereby make that the maximum speed of cylinder is also slack-off accordingly, therefore, by the maximum speed of control drive motors, can effectively control the high frequency noise that drive motors and cylinder are produced when running up, thereby in relatively low scope, effectively avoid noise noise control to interference that surrounding environment caused.Because when carrying out the low noise washing procedure, the maximum speed of drive motors and cylinder will be lower than the maximum speed in the normal procedure, therefore the duration of the dewatering operation course in the low noise washing procedure is proper extension, thereby guarantees that after carrying out dehydrating operations the moisture content of clothing is roughly suitable in the moisture content in the clothing and normal dehydrating operations program.Certainly prolong the duration of each road dewatering operation course, the duration that also can only prolong last one dewatering operation course is to shorten the running time of whole washing procedure.Before carrying out the dehydrating operations step, system detects the water level of outer barrel of washing machine inside by checkout gear, then according to detected water level situation control drainage arrangement 11, promptly when water level in a certain setting reference value, or when being lower than this settings reference value, when for example to detect the inner water level of described outer bucket be zero, system closing drainage arrangement 11, certainly, the situation of water level that also can be by detecting described water discharge outlet is judged, thereby is effectively avoided drainage arrangement the phenomenon of emptying to occur.In case because drainage arrangement enters air, when the mixing of air and water occurring, drainage arrangement then can produce the emptying phenomenon, thereby produces sizable noise.Particularly, can be outside near the installation and measuring devices water discharge outlet 10 of bucket 2, the information of checkout gear output shows near it there is not water, then closes drainage arrangement 11.Control method according to embodiment of the present invention, system can in time close drainage arrangement by water level detecting, thereby avoided drainage arrangement because of the noise that the emptying phenomenon produces occurring, therefore, further reduced the noise that washing machine is produced when carrying out the low noise washing procedure.
In addition, for the clothing that prevents to have washed rests on the inner fold that produces of washing machine for a long time, after finishing dehydrating operations, system can be by the drive motors head roll to carry out the program of shaking up together than the slow-speed of revolution, and preferred, the rotating speed of carrying out the described program of shaking up is no more than 60RPM, carry out the positive and negative alternate rotation simultaneously, for example: the shake up rotating speed of program of execution is controlled to be 56RPM, and first clockwise direction rotation 8 seconds suspends 12 seconds then; , promptly be rotated counterclockwise 6 seconds then in the other direction, suspend 12 seconds then, thereby open the clothing in the washing machine is loose as far as possible.After the EP (end of program) of shaking up, whole washing procedure is finished, system provides the signal that washing procedure finishes by display unit, the user can judge whether washing procedure is finished by shown signal, take out clothing then and carry out airing or drying operation, at this moment, for the prompt tone of avoiding boom unit brings interference to the user, system will close the prompt tone of boom unit, the prompt tone volume that is about to boom unit is adjusted into zero, can certainly only use the mode of display unit to provide the prompting that washing procedure finishes by directly closing boom unit.If the user does not select the low noise washing procedure, promptly system judges that the low noise washing procedure is not activated, and then carries out normal dewatering operation course.Be that system's control drainage arrangement is proceeded draining, keep drive motors simultaneously and rotate to carry out dehydrating operations with normal rotating speed head roll.After operating process to be drained off finished, whole washing procedure was finished, and system provides the prompt tone that washing procedure finishes by boom unit, and the user can take out clothing and carry out airing or drying operation.
Certainly, the above embodiment of lifting only is better embodiment of the present invention, the present invention can also have many other embodiments, for the person of ordinary skill of the art, that is done under instruction of the present invention changes at equivalence of the present invention, must be included in the scope that claim of the present invention advocates.
Claims (10)
1. the control method of the low noise washing procedure of a washing machine, described washing machine comprise the splendid attire washings outer bucket, be contained in the cylinder that is used for the splendid attire washing clothes in the described outer bucket, and the drainage arrangement that washings are discharged, described control method comprises to carry out the step of dehydrating operations than the slow-speed of revolution, it is characterized in that: before the step of carrying out described dehydrating operations, also comprise the step that described outer inner bucket water position is detected and controlled described drainage arrangement according to testing result.
2. control method according to claim 1 is characterized in that: when detect described outside inner bucket water position when arrive setting reference value, close described drainage arrangement.
3. control method according to claim 2 is characterized in that: described setting reference value is zero.
4. according to one of them described control method of claim 1 to 3, it is characterized in that: also comprise the duration that prolongs the step of carrying out described dehydrating operations.
5. control method according to claim 4 is characterized in that: the duration that only prolongs last one dehydrating operations performed in this program.
6. according to one of them described control method of claim 1 to 3, it is characterized in that: also be included in and finish the step that dehydrating operations performed in this program is carried out the program of shaking up that washing clothes is shaken up afterwards.
7. control method according to claim 6 is characterized in that: the rotating speed of carrying out in the described program of shaking up is no more than 60RPM, and alternately rotation of both forward and reverse directions.
8. according to one of them described control method of claim 1 to 3, described washing machine comprises that also it is characterized in that: described control method also comprises the step of closing described boom unit in order to the boom unit of prompting washing machine running state.
9. washing machine, comprise the splendid attire washings outer bucket, be contained in the cylinder that is used for the splendid attire washing clothes in the described outer bucket, drainage arrangement with the washings discharge, and carry out the control system and the memory cell that stores different washing procedures of corresponding washing procedure according to the Instruction Selection of user input, it is characterized in that: store the low noise washing procedure performed in the described memory cell according to one of them described control method of above claim.
10. washing machine according to claim 9 is characterized in that: described low noise washing procedure be independent washing procedure or can with the function choosing-item of other washing procedure options combinations.
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| CN2008101550696A CN101725011B (en) | 2008-11-03 | 2008-11-03 | Washing machine and control method thereof |
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| CN2008101550696A CN101725011B (en) | 2008-11-03 | 2008-11-03 | Washing machine and control method thereof |
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| CN101725011B true CN101725011B (en) | 2011-12-07 |
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| JP2021101901A (en) * | 2019-12-25 | 2021-07-15 | 青島海爾洗衣机有限公司ＱｉｎｇＤａｏ Ｈａｉｅｒ Ｗａｓｈｉｎｇ Ｍａｃｈｉｎｅ Ｃｏ．，Ｌｔｄ． | Vertical type washing machine |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004039435A1 (en) * | 2004-08-13 | 2006-02-23 | BSH Bosch und Siemens Hausgeräte GmbH | Program-controlled clothes washing machine, has dedicated night program and design to minimize sources of operating noise and disturbance caused |
| CN1944769A (en) * | 2005-10-06 | 2007-04-11 | 三星电子株式会社 | Washing machine and method for controlling the same |
| CN1966811A (en) * | 2005-11-14 | 2007-05-23 | 乐金电子(天津)电器有限公司 | Drainage course control method for use in washing machine |
| CN200967895Y (en) * | 2006-08-01 | 2007-10-31 | 博西华电器（江苏）有限公司 | Water discharging device for washing facility |
| CN101082168A (en) * | 2006-05-31 | 2007-12-05 | 博西华电器（江苏）有限公司 | Control method for barrel washing machine dehydration procedure |
| CN101092786A (en) * | 2006-06-21 | 2007-12-26 | Lg电子株式会社 | Washing machine with stillness mode and method of operating the same |
-
2008
- 2008-11-03 CN CN2008101550696A patent/CN101725011B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004039435A1 (en) * | 2004-08-13 | 2006-02-23 | BSH Bosch und Siemens Hausgeräte GmbH | Program-controlled clothes washing machine, has dedicated night program and design to minimize sources of operating noise and disturbance caused |
| CN1944769A (en) * | 2005-10-06 | 2007-04-11 | 三星电子株式会社 | Washing machine and method for controlling the same |
| CN1966811A (en) * | 2005-11-14 | 2007-05-23 | 乐金电子(天津)电器有限公司 | Drainage course control method for use in washing machine |
| CN101082168A (en) * | 2006-05-31 | 2007-12-05 | 博西华电器（江苏）有限公司 | Control method for barrel washing machine dehydration procedure |
| CN101092786A (en) * | 2006-06-21 | 2007-12-26 | Lg电子株式会社 | Washing machine with stillness mode and method of operating the same |
| CN200967895Y (en) * | 2006-08-01 | 2007-10-31 | 博西华电器（江苏）有限公司 | Water discharging device for washing facility |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2006-105806A 2006.04.20 |
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