CN104514119B - Rotating-speed-adjustable washing machine and method for adjusting rotating speed - Google Patents
Rotating-speed-adjustable washing machine and method for adjusting rotating speed Download PDFInfo
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- CN104514119B CN104514119B CN201310459843.3A CN201310459843A CN104514119B CN 104514119 B CN104514119 B CN 104514119B CN 201310459843 A CN201310459843 A CN 201310459843A CN 104514119 B CN104514119 B CN 104514119B
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- washing machine
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- vibration
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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
- D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
- D06F37/30—Driving arrangements
- D06F37/304—Arrangements or adaptations of electric motors
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- D06F2202/12—
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- D06F2204/06—
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Control Of Washing Machine And Dryer (AREA)
Abstract
The invention discloses a rotating-speed-adjustable washing machine and a method for adjusting the rotating speed according to external noise. The washing machine comprises a machine body, a drum and a motor, and further comprises a rotating speed adjustment device arranged in the machine body. The rotating speed adjustment device comprises a sound sensing module, a control module and a drive module, wherein the sound sensing module comprises a sound sensor and a digital-to-analog conversion circuit, the control module comprises a microcontroller, and the drive module comprises a drive circuit. The rotating speed of the washing machine can be adjusted through the rotating speed adjustment device according to the noise situation of the external environment, and the efficiency of the washing machine is maximized without influencing the perception of human bodies.
Description
Technical field
The present invention relates to field of household appliances, more particularly, to a kind of can be according to the washing machine of ambient noise volume adjusting rotating speed.
Background technology
In running, dehydration link inner core runs up washing machine, is thrown away the water on medicated clothing by the effect of centrifugal force,
But very big mechanical noise and pneumatic noise can be produced, usually the work of impact people and rest.
In prior art, have by installing the shaking sensor method that adjusts washing machine noise: be by shaking using sound
Dynamic this principle propagated, can adjust the rotating speed of dewatering motor for washing machine therewith by the size perceiving shock momentum.But the party
Case there is also problem: general washing machine is to ensure its own security performance, all carries the vibration damper of itself regulation, so that
Motor for washer when running up displacement not over a certain scope.This vibration damper largely can make vibrations
The perception misalignment of sensor is it is impossible to reach control noise effects.
Therefore, how to reduce in washing machine running shake the infringement bringing become one pendulum in face of research staff
A difficult problem.
Content of the invention
In view of this, for solving the above problems, the invention provides one kind can adjust itself rotating speed according to ambient noise amount
Washing machine.
A kind of washing machine of rotational speed regulation, including body, cylinder and motor, also includes the rotating speed being arranged in described body
Adjusting means, described speed setting unit includes: sound sensor module, control module, drive module, wherein:
Described sound sensor module is arranged on described body, passes including the sound being used for detecting outside noise signal
Sensor, described sound sensor module is sent to described control module after processing noise signal；
Described control module includes a microcontroller, is connected by the communications cable and is connected with described sound sensor module,
This control module is used for judging noise signal, and will determine that result is sent to drive module；
Described drive module includes a drive circuit for adjusting motor speed, by the communications cable and described control
Module is connected.
Preferably, described sound sensor module also includes a D/A converting circuit, and described D/A converting circuit will be derived from
The signal of sound transducer is then forwarded to described control module after being converted into digital electric signal, be connected to described by the communications cable
After sound transducer.
Preferably, described speed setting unit also includes a vibration-sensing module being arranged on described body, described
Vibration-sensing module includes a shaking sensor and a D/A converting circuit, for detecting vibration signal and by vibration signal
Exported in the form of analog electrical signal to D/A converting circuit, analog electrical signal is converted to pulse digit electricity by digital-to-analogue conversion circuit
Signal.
Preferably, described vibration-sensing module is connected with described control module by the communications cable, by described vibration signal
Send and judged to control module, include one in described control module and be used for judging the microcontroller chip of vibration signal, should
Microcontroller chip will determine that whether the signal from vibration-sensing module exceedes set point: if having not exceeded set point,
The exportable regulating command increasing power of motor；If having exceeded set point, output reduces the regulating command of power of motor.
A kind of method adjusting washing machine rotating speed according to outside noise, the steps include:
The first step: using the sound sensor module detection outside noise message number being fixed on washing machine body；
Second step: described outside noise signal is compared by control module with predetermined threshold value, when described outside noise letter
Number more than described predetermined threshold value when, then control module sends and carries high-revolving instruction in drive module；Conversely, when the described external world makes an uproar
When acoustical signal is less than described predetermined threshold value, control module sends and drops slow-revving instruction in drive module；
3rd step: drive module adjusts motor speed according to the output order of control module.
A kind of method adjusting washing machine rotating speed according to outside noise, the steps include:
The first step: using the sound sensor module detection outside noise message number being fixed on washing machine body；
Second step: described outside noise signal is compared by control module with predetermined threshold value, when described outside noise letter
Number more than described predetermined threshold value when, and from vibration-sensing module signal not less than set point, if control module sends
Carry high-revolving instruction in drive module；Conversely, when described outside noise signal is less than described predetermined threshold value, or from vibrations
The signal of sensing module exceedes set point, if control module sends, fall is slow-revving to be instructed in drive module；
3rd step: drive module adjusts motor speed according to the output order of control module.
Preferably, the receptible noise 30-70 decibel of described predetermined threshold value behaviour body.
Preferably, 50 decibels of the receptible noise decibel of described predetermined threshold value behaviour body.
Compared with prior art, the invention has the advantages that
(1) sound-controlled apparatus is utilized to adjust washing machine rotating speed, when extraneous environmental noise hour, the adjustable slow-speed of revolution improves people's body-sensing
See；When external environment noise is big, adjustable height rotating speed improves the work efficiency of washing machine while not affecting human body sense organ.
(2) shaking sensor is utilized to control vibrations and the noise of washing machine itself, if vibrations are excessive, scalable or termination are washed
Clothing machine operates.
Brief description
In order to the technical scheme in the embodiment of the present invention is more clearly described, below by use required in embodiment
Accompanying drawing simply introduce it should be apparent that, drawings in the following description be only the present invention described in some embodiments, for
For those of ordinary skill in the art, on the premise of not paying creative work, other can also be obtained according to these accompanying drawings
Accompanying drawing.
Fig. 1 is the structural representation of washing machine of the present invention；
Fig. 2 is the module diagram of speed setting unit in the embodiment of the present invention；
Fig. 3 is the module diagram of vibrating noise adjusting means in conventional washer.
Specific embodiment
Below in conjunction with the drawings and specific embodiments, present disclosure is described in further detail.
As shown in figure 1, body of the washing machine includes body 100, cylinder 200 and motor 300, also include being arranged on body inner core
External speed setting unit 400.
As shown in Fig. 2 this speed setting unit 400 is connected by the communications cable with motor 300, including sensing module 410,
Control module 420 and drive module 430.
Wherein, sensing module 410 includes a sound sensor module.Tut sensing module includes a sound sensor
Device 411 and a D/A converting circuit 412,
Control module 420 includes a microcontroller, when sensing module 410 sends the pulse digit signal of telecommunication to control mould
After block 420, microcontroller proceeds by judgement, and the regulating command of microcontroller output after the completion of judgement sends to drive module
430.
Drive module 430 includes a drive circuit, and this drive circuit is used for: one, receives the regulation of microcontroller output
Signal simultaneously adjusts power of motor, two, feedback current motor power to microcontroller.This drive module 430 is whole rotational speed regulation
The module being directly connected with motor 300 in device.
As shown in Fig. 2 the invention provides a kind of according to outside noise adjust washing machine rotating speed method, comprising:
The first step, obtains the acoustical signal of the outside noise that sound transducer 411 is collected: sound transducer 411 leads to
Cross sensing technology the outside noise detecting signal to be converted to analog electrical signal and sends to D/A converting circuit 412, this number
Above-mentioned analog electrical signal is converted to pulse digital signal further through electronic technology and sends to control module by analog conversion circuit 412
420, simultaneously motor 300 the current tachometer value of itself is fed back to control module 420；
Second step, current noise signal and predetermined threshold value are compared by microcontroller, and export judged result to driving
Module 430:
Wherein, 50 decibels of the receptible noise of described predetermined threshold value behaviour body, when described outside noise signal be more than described
During predetermined threshold value, then control module 420 sends and carries high-revolving instruction in drive module 430；Conversely, when described outside noise letter
During number less than described predetermined threshold value, control module 420 sends fall and slow-revving instructs in drive module 430；
3rd step, drive module 430 is adjusted to the rotating speed of motor 300 according to the instruction that microcontroller exports.
In actual applications, the method for the present invention can circulate execution, to realize the mesh of long-time monitoring washer noise
's.Specifically, execution can be circulated always it is also possible to timing cycle executes.
As the improvement further of the embodiment of the present invention, in above-mentioned washing machine, also include a vibration-sensing module 500.Should
Vibration-sensing module 500 includes a shaking sensor and a D/A converting circuit.As shown in figure 3, shaking sensor is used for
Detection washing machine vibration signal operationally, and vibration signal is exported in the form of analog electrical signal to digital-to-analogue conversion electricity
Road, analog electrical signal is converted to retransmit after the pulse digit signal of telecommunication and carries out to above-mentioned control module 420 by digital-to-analogue conversion circuit
Judge, include one in this control module and be used for judging the microcontroller chip of vibration signal, this microcontroller chip will determine that and is derived from
Whether the signal of vibration-sensing module exceedes set point: if having not exceeded set point, exportable increase power of motor
Regulating command；If having exceeded set point, output reduces the regulating command of power of motor.Above motor Regulate signal all sends
To above-mentioned drive module 430, and changed the power of motor 300 by drive module.
Vibrations in the present invention are adjusted can be used as the auxiliary adjustment of washing machine rotating speed.It is fixed on washing machine body when using
Sound sensor module 410 detection outside noise message number after, control module 420 is by described outside noise signal and predetermined threshold value
It is compared, when described outside noise signal is more than described predetermined threshold value, and the signal from vibration-sensing module 500 does not surpass
Cross set point, if control module 420 sends and carries high-revolving instruction in drive module；Conversely, when described outside noise letter
During number less than described predetermined threshold value, or exceed set point, if control module 420 from the signal of vibration-sensing module 500
Go out to drop slow-revving instruction in drive module 430.Drive module 430 adjusts motor 300 according to the output order of control module 420
Rotating speed.
Pass sequentially through between above-mentioned sensing module 410 or vibration-sensing module 500, control module 420, drive module 430
The communications cable connects.
In actual applications, above-mentioned control module can send, according to estimate of situation, the regulating command reducing power of motor,
Instruction out of service can also be sent, the present invention is not limited thereto.
As the improvement further of the embodiment of the present invention, above-mentioned control module also includes an alarm device, and this warning fills
Put for receiving the alarm command that microcontroller sends, that is, when microcontroller judges measured value and the difference of setting more than one
During the boundary of individual setting, microcontroller sends alarm command.Wherein, alarm device can be buzzer, loudspeaker, display lamp
Deng.
As the improvement further of the embodiment of the present invention, one compensation circuit can be set in microcontroller.Due to sound
Sound sensor can produce the phenomenon of distortion to too big sound, above-mentioned phenomenon will be protected by, then need in microcontroller
Set up a compensation circuit.
Compared with prior art, the invention has the advantages that
The invention provides a kind of washing machine that can adjust itself rotating speed according to outside noise environment, can use and be fixed on
Sound transducer on washing machine body is gathered the noise signal of external environment and is contrasted with predetermined threshold value, works as outside noise
When big, generate the control instruction for controlling washing machine drive system, increase the running speed of washing machine cylinder with appropriateness, improve
Work efficiency；Conversely, generating control instruction to reduce drum speed, while not affecting human body sense organ, by the work of washing machine
Efficiency maximizes.The present invention, simultaneously equipped with shaking sensor, takes into account washing machine self vibration situation, can generate alarm signal
Number, point out user to carry out respective handling, reduce the infringement that vibrations bring.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of the spirit or essential attributes of the present invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as limiting involved claim.
Moreover, it will be appreciated that although this specification is been described by according to embodiment, not each embodiment only wraps
Containing an independent technical scheme, only for clarity, those skilled in the art should for this narrating mode of description
Using description as an entirety, the technical scheme in each embodiment can also form those skilled in the art through appropriately combined
Understandable other embodiment.
Claims (3)
1. a kind of method that washing machine rotating speed is adjusted according to outside noise, described washing machine is a kind of washing machine of rotational speed regulation,
This washing machine includes body, cylinder and motor it is characterised in that also including the speed setting unit being arranged in described body,
Described speed setting unit includes: sound sensor module, control module, drive module, wherein:
Described sound sensor module is arranged on described body, is used for detecting the sound sensor of outside noise signal including one
Device, described sound sensor module is sent to described control module after processing noise signal；
Described control module includes a microcontroller, is connected by the communications cable and is connected with described sound sensor module, this control
Molding block is used for judging noise signal, and will determine that result is sent to drive module；
Described drive module includes a drive circuit for adjusting motor speed, by the communications cable and described control module
It is connected；
Described sound sensor module also includes a D/A converting circuit, and described D/A converting circuit is by from sound transducer
Signal is then forwarded to described control module after being converted into digital electric signal, by the communications cable be connected to described sound transducer it
Afterwards；
Described speed setting unit also includes a vibration-sensing module being arranged on described body, described vibration-sensing module
Including a shaking sensor and a D/A converting circuit, for detecting vibration signal and by vibration signal with analog electrical signal
Form export to D/A converting circuit, analog electrical signal is converted to the pulse digit signal of telecommunication by digital-to-analogue conversion circuit；
Described vibration-sensing module is connected with described control module by the communications cable, and described vibration signal is sent to control mould
Block is judged, includes one and is used for judging the microcontroller chip of vibration signal, this microcontroller chip will in described control module
Judge whether the signal from vibration-sensing module exceedes set point: if having not exceeded set point, exportable increase electricity
The regulating command of acc power；If having exceeded set point, output reduces the regulating command of power of motor；
The described method according to outside noise regulation washing machine rotating speed is it is characterised in that comprise the following steps:
The first step: using the sound sensor module detection outside noise message number being fixed on washing machine body；
Second step: described outside noise signal is compared by control module with predetermined threshold value, when described outside noise signal is big
When described predetermined threshold value, and it is derived from the signal of vibration-sensing module not less than set point, if control module sends raising
The instruction of rotating speed is in drive module；Conversely, when described outside noise signal is less than described predetermined threshold value, or it is derived from vibration-sensing
The signal of module exceedes set point, if control module sends, fall is slow-revving to be instructed in drive module；
3rd step: drive module adjusts motor speed according to the output order of control module.
2. according to claim 1 according to outside noise adjust washing machine rotating speed method it is characterised in that: described default
Threshold value is 30-70 decibel.
3. according to claim 1 according to outside noise adjust washing machine rotating speed method it is characterised in that: described default
Threshold value is 50 decibels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310459843.3A CN104514119B (en) | 2013-09-30 | 2013-09-30 | Rotating-speed-adjustable washing machine and method for adjusting rotating speed |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310459843.3A CN104514119B (en) | 2013-09-30 | 2013-09-30 | Rotating-speed-adjustable washing machine and method for adjusting rotating speed |
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| Publication Number | Publication Date |
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| CN104514119A CN104514119A (en) | 2015-04-15 |
| CN104514119B true CN104514119B (en) | 2017-02-01 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3705016A1 (en) * | 2019-03-04 | 2020-09-09 | Samsung Electronics Co., Ltd. | Home appliance and method for controlling thereof |
| KR102667986B1 (en) * | 2019-03-04 | 2024-05-23 | 삼성전자주식회사 | Home appliance and method for controlling thereof |
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| CN104952439A (en) * | 2015-05-29 | 2015-09-30 | 安庆市星博特电子科技有限公司 | Equipment noise reduction device |
| CN107688305A (en) * | 2016-08-04 | 2018-02-13 | 九阳股份有限公司 | A kind of cooking machine and its method of work |
| CN109805730A (en) * | 2017-11-21 | 2019-05-28 | 青岛海尔智能技术研发有限公司 | A kind of intelligent vibration damping method and device of juice extractor |
| CN110004679B (en) * | 2018-01-05 | 2023-05-23 | 青岛海尔洗衣机有限公司 | Mute drying method and clothes dryer |
| CN108937807A (en) * | 2018-05-23 | 2018-12-07 | 佛山市顺德区美的洗涤电器制造有限公司 | The noise control method, apparatus and computer readable storage medium of dish-washing machine |
| CN110735308B (en) * | 2018-07-02 | 2023-07-28 | 青岛海尔洗涤电器有限公司 | Laundry treating apparatus and operation control method thereof |
| CN109252324B (en) * | 2018-11-30 | 2020-06-30 | 珠海格力电器股份有限公司 | Washing machine control method and device, storage medium and mobile terminal |
| CN109371630A (en) * | 2018-12-10 | 2019-02-22 | 珠海格力电器股份有限公司 | Method, system and the washing machine of washing machine operating power are changed according to environmental noise |
| CN113384217A (en) * | 2020-03-12 | 2021-09-14 | 青岛海尔洗衣机有限公司 | Alarm control method of shoe washing equipment and shoe washing equipment |
| DE102022211781A1 (en) | 2022-11-08 | 2024-05-08 | BSH Hausgeräte GmbH | HOUSEHOLD APPLIANCE COMPRISING A CONTROL DEVICE AND A SENSOR AND METHOD FOR CALIBRATING |
| DE102022211782A1 (en) | 2022-11-08 | 2024-05-08 | BSH Hausgeräte GmbH | HOUSEHOLD APPLIANCE COMPRISING A CONTROL DEVICE AND A SENSOR AND METHOD FOR OPERATING THE SAME |
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| JPH03221095A (en) * | 1990-01-26 | 1991-09-30 | Toshiba Corp | Washer |
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| CN101696541A (en) * | 2009-02-19 | 2010-04-21 | 南京乐金熊猫电器有限公司 | Night operation control method of washer |
| US8578627B2 (en) * | 2010-10-21 | 2013-11-12 | Whirlpool Corporation | Method and apparatus for moisture sensor noise immunity |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| EP3705016A1 (en) * | 2019-03-04 | 2020-09-09 | Samsung Electronics Co., Ltd. | Home appliance and method for controlling thereof |
| KR102667986B1 (en) * | 2019-03-04 | 2024-05-23 | 삼성전자주식회사 | Home appliance and method for controlling thereof |
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| CN104514119A (en) | 2015-04-15 |
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