CN103866530B - Control method of washing machine and washing machine applying control method - Google Patents
Control method of washing machine and washing machine applying control method Download PDFInfo
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- CN103866530B CN103866530B CN201410108513.4A CN201410108513A CN103866530B CN 103866530 B CN103866530 B CN 103866530B CN 201410108513 A CN201410108513 A CN 201410108513A CN 103866530 B CN103866530 B CN 103866530B
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- 238000005406 washing Methods 0.000 title claims abstract description 307
- 238000000034 method Methods 0.000 title claims abstract description 52
- 238000001514 detection method Methods 0.000 claims description 101
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 67
- 230000008859 change Effects 0.000 claims description 37
- 239000011435 rock Substances 0.000 claims description 14
- 238000007689 inspection Methods 0.000 claims description 12
- 238000003825 pressing Methods 0.000 claims description 9
- 230000009471 action Effects 0.000 claims description 7
- 230000006870 function Effects 0.000 description 17
- 230000002159 abnormal effect Effects 0.000 description 7
- 206010013647 Drowning Diseases 0.000 description 6
- 238000003860 storage Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 230000006386 memory function Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
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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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- D06F2202/085—
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- D06F2202/12—
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Control Of Washing Machine And Dryer (AREA)
Abstract
The invention discloses a control method of a washing machine and the washing machine applying the control method, belonging to the technical field of washing machines and solving the technical problem that the existing washing machine is lack of children safety function. The embodiment of the invention can be applied to a household washing machine, such as a pulsator washing machine.
Description
[technical field]
The present invention relates to washing machine and control method for washing machine thereof, belong to washing machine technology field.
[background technology]
Current washing machine uses the most universal, and it is to utilize electricity generator tool effect to wash medicated clothing
Cleaning appliance, in practical work process, drive the impeller bottom washing tub by suitable, counterclockwise by motor
The mode being alternately rotated realizes medicated clothing rolling, rotates, and makes medicated clothing and medicated clothing, medicated clothing and impeller, medicated clothing and washes
Phase mutual friction between clothing bucket wall, coordinates detergent to reach to clean the purpose of medicated clothing.Existing washing machine typically wraps
Including body, cover and washing tub, the Main Function of cover is that opening and closing puts into the throwing of washings in washing tub
Entrance, can be with hood lock on some washing machine product, in order to locked by cover in washing machine runs.
During realizing and using above-mentioned washing machine, at least there is a problem in that: without hood lock
Opening cover in washing machine running, once occur child accidentally to fall into the situation in washing tub, cover closes
Closing rear washing machine can automatically run, there is potential safety hazard, if now washing tub inner storing water, either shutdown is also
Being start, child is drowned risk；Cover opened in running by the washing machine of band hood lock at present,
Once occurring child accidentally to fall into the situation in washing tub, after cover is closed, hood lock is locked immediately, washing machine
Automatically run, equally exist potential safety hazard.
[summary of the invention]
The present invention provides the control method of a kind of washing machine for overcoming the drawback of prior art and applies this control
The washing machine of method makes washing machine.
The present invention adopts the following technical scheme that the control method of a kind of washing machine, washing machine hood detected
In the case of opening, washing machine carries out foreign body and falls into detection, if be detected that there is foreign body to fall into washing tub,
Then whether having water in washing machine detection washing tub, if be detected that there is water in washing tub, then washing machine is arranged
Water.
By the enforcement of technical solution of the present invention, fall into washing tub when washing machine is determined with foreign body, such as child,
In the case of washing tub has water, washing machine can carry out draining automatically, at least can ensure that child will not in falling into washing tub
There is drowning danger.
Further, under washing machine operational mode, detect that cover is opened, fall into regardless of whether carry out foreign body
Detection, in the case of being again switched off cover and not pressing start key, washing machine all enters park mode.
Cover opened under operation mode by the washing machine of prior art, and washing machine can stop action, but again close
Returning to operation mode after closing cover, compared to existing technology, the enforcement of this technical scheme, washing machine exists
After opening cover under operation mode, regardless of whether carry out foreign body to fall into detection, if be again switched off cover and not by
In the case of lower start key, washing machine all enters park mode, it is to avoid occur opening under washing machine operation mode
After cover, child falls into washing tub, again closes the situation generation that upper-cover washing machine operates automatically.
Further, after pressing closing key under washing machine "on" position, whether have in washing machine detection washing tub
Water, if there being water in washing tub, power-off after emptied of water.
If having water, child to fall into washing tub and there is also drowning danger in washing tub after washing machine shutdown, this skill
Whether the enforcement of art scheme, after washing machine presses closing key in the energized state, have water in washing machine detection bucket,
Anhydrous then washing machine power-off in bucket, has power-off after water then emptied of water in bucket, it is to avoid have child after washing machine shutdown
Drowning danger is there is in falling into the washing tub of water.
Further, the foreign body of described washing machine falls into detection is to enter according at least one following inspection method
Row detection:
Water level detection, in detection setting time T1, whether stagefrequency change arrives or exceedes preset value, if
In setting time T1, stagefrequency change arrives or exceedes preset value, and washing machine is determined with foreign body and falls into laundry
Bucket, if stagefrequency change does not arrives preset value in setting time T1, sensed water level frequency the most again；
Bucket rocks detection, and in detection setting time T2, whether washing tub shaking amplitude arrives or exceed preset value,
If washing tub shaking amplitude arrives or exceedes preset value in setting time T2, washing machine is determined with foreign body and falls into
Washing tub, if washing tub shaking amplitude does not arrives preset value in setting time T2, detection washing tub shakes the most again
Dynamic amplitude；
Motor load change detection, whether detection setting time T3 inner motor incremental loading arrives or exceedes pre-
If value, arriving if setting time T3 inner motor incremental loading or exceed preset value, washing machine is determined with foreign body
Falling into washing tub, if setting time T3 inner motor incremental loading not arrive preset value, detection motor is born the most again
Carrying capacity increases.
The enforcement of this technical scheme, is rocked in detection and motor load change detection by water level detection, bucket
The use of one or several detection means, improves foreign matter and falls into the accuracy of detection；
Further, described water level detection comprises the steps:
S01) first timer is started；
S02) record current level frequency F1；
S03) washing machine judges whether to have passed through setting time T1, have passed through setting time T1 and then enters S04)
Step, the most still performs S03 without setting time T1) step；
S04) record current level frequency F2；
S05) changing value | F1-F2 |, | F1-F2 | of setting time former and later two stagefrequency of T1 >=△ F is drawn then
Washing machine is determined with foreign body and falls into washing tub, and | F1-F2 | ＜ △ F then returns to S02) step.
Further, described bucket rocks the method for detection and comprises the steps:
S11) second timer is started；
S12) current bucket shaking amplitude H1 is recorded；
S13) washing machine judges whether to have passed through setting time T2, have passed through setting time T2 and then enters S14)
Step, the most still performs S13 without setting time T2) step；
S14) current bucket shaking amplitude H2 is recorded；
S15) changing value H2-H1, the H2-H1 >=△ H of setting time former and later two barrel of shaking amplitude of T1 is drawn
Then washing machine is determined with foreign body and falls into washing tub, and H2-H1 ＜ △ H then returns to S12) step.
Further, the method for described motor load change detection comprises the steps:
S21) the 3rd intervalometer is started；
S22) record present motor load capacity K1；
S23) washing machine judges whether to have passed through setting time T3, have passed through setting time T3 and then enters S24)
Step, the most still performs S23 without setting time T3) step；
S24) record present motor load capacity K2；
S25) changing value K2-K1, the K2-K1 >=△ K of former and later two motor load amounts of setting time T3 is drawn
Then washing machine is determined with foreign body and falls into washing tub, motor stopping action, and K2-K1 ＜ △ K then returns to S22)
Step.
The invention allows for a kind of washing machine applying above-mentioned control method.
Feature that the present invention is above-mentioned and advantage will be detailed in following detailed description of the invention, accompanying drawing exposure.
[accompanying drawing explanation]
The present invention is described further below in conjunction with the accompanying drawings:
Fig. 1 is the structured flowchart of washing machine of the present invention；
Fig. 2 is the stream of children's safety function control method under washing machine of the present invention park mode/initial stage standby mode
Cheng Tu；
Fig. 3 is the flow chart of children's safety function control method under washing machine operation mode of the present invention；
The flow chart of children's safety function control method when Fig. 4 is washing machine of the present invention shutdown；
Fig. 5 be open cover under washing machine operation mode of the present invention after do not carry out the control of children's safety exception detection
The flow chart of method processed；
Fig. 6 is washing machine children's safety function control method middle water level inspection method flow chart of the present invention；
Fig. 7 is that in washing machine children's safety function control method of the present invention, bucket rocks inspection method flow chart；
Fig. 8 is motor load change inspection method flow process in washing machine children's safety function control method of the present invention
Figure.
[detailed description of the invention]
The control method for washing machine that the present invention proposes is in the case of detecting that washing machine is stamped and opens, and washes
Clothing machine carries out foreign body and falls into detection, if be detected that there is foreign body to fall into washing tub, then and washing machine detection washing tub
The most whether having water, if be detected that there is water in washing tub, then washing machine carries out draining.This control method proposes
The corresponding safety measure being primarily directed to be taked after foreign body falls into washing tub, such as child, house pet etc.
Fall into washing tub, at least can ensure that and drowning danger will not occur in washing tub.
The technical scheme of the embodiment of the present invention is explained and says by the accompanying drawing below in conjunction with the embodiment of the present invention
Bright, but following embodiment is only the preferred embodiments of the present invention, and not all.Based in embodiment
Embodiment, those skilled in the art are obtained other embodiments on the premise of not making creative work,
Broadly fall into protection scope of the present invention.
With reference to Fig. 1, the washing machine of the present invention includes body, the washing tub being placed in body and for opening and closing
The cover of washing tub input port, also includes control portion 1, the cover detection device of detection cover opening and closing and detects different
Thing produces the abnormal detection mechanism of abnormal conditions after falling into washing tub, abnormal conditions here refer to when foreign body falls
After entering washing tub, for the change of water level in washing tub, the change of washing tub self and the change of motor load
Change, so, the abnormal detection mechanism of the present invention at least can include detecting the water level detecting of water level in washing tub
Device 6, the device for detecting rock 4 of detection washing tub shaking amplitude, the motor detection of detection motor load change
In device 8 one.Such as increase condensate tank of dehumidifier 6 at washing machine, judged whether by SEA LEVEL VARIATION
Child is had to fall into washing tub；Or washing machine increases device for detecting rock 4, come by the detection of rocking of washing tub
Determine whether that child falls into washing tub.So, condensate tank of dehumidifier 6 in abnormal detection mechanism, rock inspection
Survey device 4 and detecting device for motor 8 can be used alone on the washing machine of the present invention, it is also possible to arbitrary two
Individual or three use in conjunction are on the washing machine of the present invention.The following embodiment of the present invention is as a example by children's safety
Explain:
Above-mentioned control portion 1 is also associated with setting or cancelling input equipment and the storage of washing machine children's safety function
Set storage device and the output device of result.Wherein, control portion 1 can be according to water level input and cover
Opening and closing inputs, and controls output device 5, thus realizes ensureing the function of children's safety, output device 5 here
Mainly include the drain valve of washing machine, motor and alarm, while controlling drain valve or motor operations,
Alarm equipment alarm can also be passed through.Input equipment 2 is then function button, and the present embodiment washing machine is provided with
The setting key of virgin function, can set or cancel washing machine children's safety function, Yong Huke by this setting key
With according to whether family there being child select setting or cancel this function of setting, to balance convenience and safety.
Storage device 3 possesses memory function, continues to the operational order before performing power down after power-off reset.
Above-mentioned apparatus lid opening should include full open position and half-open position, during practice, and cover detection dress
Put typically cover sensor, by the way of cover sensor is set, it is judged that whether closing lid puts in place cover,
Cover closing lid can trigger cover sensor and produce closing lid signal after putting in place, control portion 1 testing machine covers lid and puts in place
And allow user to carry out next-step operation, if cover sensor is not triggered or in operation process, cover is beaten
Opening, control portion 1 can obtain signal of uncapping, and judges that cover is opened with this, if in operation process
Cover is opened, and washing machine then enters park mode.
Above-mentioned condensate tank of dehumidifier 6, for detecting the water level in washing tub, during actual application, can rely on red
The modes such as outer sensor, water level detecting rod realize, during washing machine shutdown, if condensate tank of dehumidifier 6 detects
There are water storage, control portion 1 to control drain valve work in washing tub, water storage is drained just permission power-off shutdown；
Under washing machine open state, condensate tank of dehumidifier 6 detects monitoring washing tub water level, control portion 1 basis in real time
Before and after the setting time, the change of stagefrequency determines whether that child falls in washing tub, in general, at the very moment
Child falls into washing tub accidentally, and washing tub water level can the most significantly raise, and once exceedes water intaking valve in the setting time
Interior theoretical maximum flow, basic it may determine that fall into washing tub for child, now, control portion 1 controls
Drain valve works, and washing machine carries out draining.
The embodiment of the present invention also includes the device for detecting rock 4 detecting washing tub shaking amplitude, device for detecting rock
4 are connected in control portion 1.Child moves with difficulty after falling into washing tub can cause rocking of washing tub, is washed by detection
Clothing bucket shaking amplitude can also judge whether have child to fall into washing tub, detects washing tub within the setting time
Shaking amplitude, washing tub shaking amplitude arrives or exceedes predetermined amplitude and is judged to have child to fall into washing tub,
Control portion 1 controls drain valve work, and washing machine carries out draining.When specifically applying, shaking amplitude detection is main
Be dependent on being arranged on the safety switch in washing machine body or 3D sensor realize, washing tub rock meeting
Clashing into safety switch, cause the contact folding of safety switch, produce signal with this, control portion is according to this safety
The signal of switch judges washing tub slosh frequency threshold value, and safety switch can be mechanical type or magnetic inductive,
Such as microswitch or tongue tube etc.；Can also be by 3D sensor detection washing tub at shaking amplitude threshold
Value.
It addition, under washing machine operating condition, have child to fall into washing tub, washing tub load can be caused unexpected
Increase, when load increases suddenly, can cause horse from this situation of motor reaction driving washing tub to rotate
Reaching the reduction of rotating speed and the increase of motor current, during practice, detecting device for motor 8 includes detecting motor
The motor speed detection device of rotating speed and the motor current detection device of detection motor current, when the rotating speed of motor
The curent change of change or motor falls into laundry up to or over can be determined with child during preset value
Bucket, now, control portion 1 controls motor and stops and passing through alarm equipment alarm, on the one hand can protect child,
On the other hand, motor can be protected to be burned when load increases suddenly.
With reference to Fig. 2,3, according to technique scheme, the present invention proposes following control method: detecting
Washing machine is stamped in the case of opening, and washing machine carries out foreign body and falls into detection, if be detected that there is foreign body to fall
Enter washing tub, then whether have water in washing machine detection washing tub, if be detected that there is water in washing tub, then wash
Clothing machine carries out draining.
When practice, washing machine generally has initial stage standby mode, park mode and three kinds of moulds of operation mode
Formula, enters initial stage standby mode, if pressing start key, washing machine under cover closed mode after washing machine start
Entering operation mode, if pressing Pause key, washing machine enters park mode.
According to above-mentioned control method, if being in initial stage standby mode, whether washing machine detection cover has is beaten
Opening, cover is closed, and washing machine keeps initial stage standby mode, and cover is opened, and washing machine is carried out
Children's safety exception detection, washing machine determines whether child according to the detection result of children's safety exception detection
Falling into washing tub, if washing machine judges do not have child to fall into washing tub, washing machine keeps initial stage standby mode,
If washing machine judges have child to fall into washing tub, in washing machine detection bucket, whether there is water, anhydrous in bucket, return
Return initial stage standby mode, after having water then emptied of water in bucket, return initial stage standby mode；
If being in park mode, whether washing machine detection cover is opened, and cover is closed,
Washing machine keeps park mode, and cover is opened, and washing machine carries out children's safety exception detection, washing machine root
Determine whether that child falls into washing tub according to the detection result of children's safety exception detection, if washing machine judges
There is not child to fall into washing tub then washing machine and keep park mode, if washing machine judges have child to fall into laundry
Water whether is had in bucket then washing machine detection bucket, anhydrous in bucket, return park mode, in bucket, have water then emptied of water
Rear return park mode；
If being in operational mode, whether washing machine detection cover is opened, and cover is closed,
Washing machine keeps operation mode, and cover is opened, and washing machine carries out children's safety exception detection, washing machine root
Determine whether that child falls into washing tub according to the detection result of children's safety exception detection, if washing machine judges
There is not child to fall into washing tub then washing machine and keep operation mode, if washing machine judges have child to fall into laundry
Water whether is had in bucket then washing machine detection bucket, anhydrous then automatically into park mode in bucket, there is water then to arrange in bucket
Enter park mode after empty water, if pressing start key under park mode and detecting that cover has closedown, do washing
Machine enters operation mode.
According to above-mentioned control method: after washing machine energising, no matter be in which kind of pattern, as long as there being setting
Children's safety function, when, after the apparatus lid opening of washing machine, washing machine will carry out children's safety exception detection.
For washing machine park mode and initial stage standby mode in the present embodiment, carrying out the abnormal inspection of children's safety
When knowing, it is provided that following inspection method:
Water level detection, in detection setting time T1, whether stagefrequency change arrives or exceedes preset value, if
In setting time T1, stagefrequency change arrives or exceedes preset value, and washing machine is determined with child and falls into laundry
Bucket, if stagefrequency change does not arrives preset value in setting time T1, then washing machine keeps initial stage standby mode
Or park mode again sensed water level frequency；
Bucket rocks detection, and in detection setting time T2, whether washing tub shaking amplitude arrives or exceed preset value,
If washing tub shaking amplitude arrives or exceedes preset value in setting time T2, washing machine is determined with child and falls into
Washing tub, if washing tub shaking amplitude does not arrives preset value in setting time T2, then washing machine keeps just expecting
Machine pattern or park mode again detection washing tub shaking amplitude.
Above two inspection method can optional one, or two kinds use simultaneously, and does not has detection order
On restriction.
For under washing machine operation mode in the present embodiment, when carrying out children's safety exception detection, it is provided that as
Under inspection method:
Water level detection, in detection setting time T1, whether stagefrequency change arrives or exceedes preset value, if
In setting time T1, stagefrequency change arrives or exceedes preset value, and washing machine is determined with child and falls into laundry
Bucket, if stagefrequency change does not arrives preset value in setting time T1, then washing machine keeps operation mode to lay equal stress on
New sensed water level frequency；
Bucket rocks detection, and in detection setting time T2, whether washing tub shaking amplitude arrives or exceed preset value,
If washing tub shaking amplitude arrives or exceedes preset value in setting time T2, washing machine is determined with child and falls into
Washing tub, if washing tub shaking amplitude does not arrives preset value in setting time T2, then washing machine keeps operational mode
Formula again detection washing tub shaking amplitude；
Motor load change detection, whether detection setting time T3 inner motor incremental loading arrives or exceedes pre-
If value, arriving if setting time T3 inner motor incremental loading or exceed preset value, washing machine is determined with child
Falling into washing tub, if setting time T3 inner motor incremental loading not arrive preset value, then washing machine keeps operating
Pattern again detection motor load amount increment.
Above-mentioned three kinds of inspection methods can optional one, or any two kinds use simultaneously, or the while of three kinds
Use, and there is no detection restriction sequentially.
Compare initial stage standby mode, if under washing machine operation mode, detect that cover is opened, and
And in the case of washing machine has and judges that child falls into washing tub, washing machine can suspend automatically into park mode
Under pattern, user is again switched off cover and presses start key washing machine just can be made to remain in operation, and this is avoided the most for a long time
Child accidentally falls into washing machine in washing tub and continues to the situation of operating and occur.
With reference to Fig. 6, the method for above-mentioned water level detection comprises the steps:
S01) first timer is started；
S02) record current level frequency F1；
S03) washing machine judges whether to have passed through setting time T1, have passed through setting time T1 and then enters S04)
Step, the most still performs S03 without setting time T1) step；
S04) record current level frequency F2；
S05) changing value | F1-F2 |, | F1-F2 | of setting time former and later two stagefrequency of T1 >=△ F is drawn then
Washing machine is determined with child and falls into washing tub, and | F1-F2 | ＜ △ F then returns to S02) step.
Above-mentioned △ F is greater than water intake valve of washing machine theoretical maximum flow in setting time T1, and this is permissible
Record according to experiment.Washing machine standby mode the most in the early stage, still under operation mode, is monitored the most in real time
Water level in washing tub, when water level raise suddenly and stagefrequency changing value more than setting value time draining at once,
Avoid child that situation about being drowned occurs in accidentally falling into the washing tub of water.
With reference to Fig. 7, above-mentioned bucket rocks the method for detection and comprises the steps:
S11) second timer is started；
S12) current bucket shaking amplitude H1 is recorded；
S13) washing machine judges whether to have passed through setting time T2, have passed through setting time T2 and then enters S14)
Step, the most still performs S13 without setting time T2) step；
S14) current bucket shaking amplitude H2 is recorded；
S15) changing value H2-H1, the H2-H1 >=△ H of setting time former and later two barrel of shaking amplitude of T1 is drawn
Then washing machine is determined with child and falls into washing tub, and H2-H1 ＜ △ H then returns to S12) step.
With reference to Fig. 8, the method for said motor load change detection comprises the steps:
S21) the 3rd intervalometer is started；
S22) record present motor load capacity K1；
S23) washing machine judges whether to have passed through setting time T3, have passed through setting time T3 and then enters S24)
Step, the most still performs S23 without setting time T3) step；
S24) record present motor load capacity K2；
S25) changing value K2-K1, the K2-K1 >=△ K of former and later two motor load amounts of setting time T3 is drawn
Then washing machine is determined with child and falls into washing tub, motor stopping action, and K2-K1 ＜ △ K then returns to S22)
Step.
It practice, after motor load produces change, motor current and motor rotary speed also create respective change,
So, the motor load increment of the present embodiment can be changed by detection motor current or motor rotary speed change
Mode draw.Change as carried out detection motor load by detection motor current change: start the 3rd intervalometer,
Motor current value I1 under record present load, after setting time T3, again under record present load
Motor current value I2, draws the changing value I2-I1 of setting time former and later two motor current value of T3, if I2-I1 >=
△ I then motor stopping action, I2-I1 ＜ △ I then returns and again detects.
Carrying out detection motor load by detection motor rotary speed change to change: start the 3rd intervalometer, record is current
Motor rotary speed value V1 under Fu Zai, after setting time T3, the motor under record present load turns again
Speed value V2, draws changing value V1-V2, the V1-V2 >=△ V of former and later two motor rotary speed values of setting time T3
Then motor stopping action, V1-V2 △ V then returns and again detects.
The setting value △ V of said motor rotation speed change and setting value △ I all roots before dispatching from the factory of motor current change
Record according to experimental data, and combine washing machine rated capacity and be set.Washing of such as rated capacity 8 kilograms
Clothing machine, in the case of exceeding rated capacity 50%, motor rotary speed and electric current before and after record, the difference drawn is i.e.
For △ V and △ I.
Existing most washing machine, detects that cover is uncapped under operation mode, only motor stopping action,
Buzzer warning, cover still returns to operation mode, if washing machine opens machine under operation mode after closing
Structure, after having child to fall into washing tub, cover is again switched off, and washing machine returns to operation mode, exists for child
Potential safety hazard, with reference to Fig. 5, after the washing machine of the present invention opens cover under operation mode, regardless of whether carry out
Children's safety exception detection, if in the case of being again switched off cover and not pressing start key, washing machine is temporarily
Stop mode, it is to avoid occur that washing machine operation mode closes what upper-cover washing machine operated automatically again after opening cover
Situation occurs, according to flow process shown in Fig. 5, say, that even if not carrying out the abnormal inspection of above-mentioned children's safety
Knowing, when opening cover under operation mode, washing machine enters park mode, is again switched off cover but does not presses and open
In the case of dynamic key, washing machine is still park mode, it is to avoid after occurring opening cover under washing machine operation mode
Child falls into washing tub, again closes the situation generation that upper-cover washing machine operates automatically.
If having water, child to fall into washing tub in washing tub after washing machine shutdown there is also drowning danger, reference
Fig. 4, after pressing closing key under the washing machine of present invention standby mode in the early stage, park mode or operation mode,
Water whether is had in washing machine detection bucket, anhydrous then washing machine power-off in bucket, there is power-off after water then emptied of water in bucket,
There is child, in falling into the washing tub of water, drowning danger occurs after avoiding washing machine shutdown.During practical operation,
Washing machine shutdown time, by condensate tank of dehumidifier detect inner bucket water position, when detect have water in bucket time, laundry
Machine controls drain valve and opens, and carries out draining, until being empty water level in bucket, just allows power-off.
Certainly, the children's safety exception test function of above-mentioned washing machine is the setting youngster when user uses washing machine
Carrying out on the premise of virgin security function, once set and can be stored by storage device, user can basis
Child whether is had to select to set or cancel to set, to balance convenience and safety in Jia.
Above-described embodiment gives the children's safety control method of washing machine of the present invention, but those skilled in the art
According to the embodiment above it is contemplated that as other foreign bodies such as house pet fall into washing machine, the embodiment of the present invention
Control method is equally applicable.
The embodiment of the present invention can be applicable to washing machine, such as rotary drum washing machine.
Those of ordinary skill in the art should be understood that the present invention includes but not limited to accompanying drawing and is embodied as above
Content described in mode.Any it is intended to be included in power without departing from the function of the present invention and the amendment of structural principle
In the scope of profit claim.
Claims (7)
1. the control method of a washing machine, it is characterised in that: detecting that washing machine is stamped the feelings opened
Under condition, washing machine carries out foreign body and falls into detection, if be detected that there is foreign body to fall into washing tub, then and machine examination of doing washing
Whether having water in surveying washing tub, if be detected that there is water in washing tub, then washing machine carries out draining, washing machine
Detect that cover is opened under operational mode, regardless of whether carry out foreign body to fall into detection, when being again switched off cover
And in the case of not pressing start key, washing machine all enters park mode.
The control method of a kind of washing machine the most as claimed in claim 1, it is characterised in that: washing machine is energized
After pressing closing key under state, whether there is water in washing machine detection washing tub, if there being water in washing tub, arranging
Power-off after empty water.
The control method of a kind of washing machine the most as claimed in claim 1 or 2, it is characterised in that wash described in:
It is to detect according at least one following inspection method that the foreign body of clothing machine falls into detection:
Water level detection, in detection setting time T1, whether stagefrequency change arrives or exceedes preset value, if
In setting time T1, stagefrequency change arrives or exceedes preset value, and washing machine is determined with foreign body and falls into laundry
Bucket, if stagefrequency change does not arrives preset value in setting time T1, sensed water level frequency the most again；
Bucket rocks detection, and in detection setting time T2, whether washing tub shaking amplitude arrives or exceed preset value,
If washing tub shaking amplitude arrives or exceedes preset value in setting time T2, washing machine is determined with foreign body and falls into
Washing tub, if washing tub shaking amplitude does not arrives preset value in setting time T2, detection washing tub shakes the most again
Dynamic amplitude；
Motor load change detection, whether detection setting time T3 inner motor incremental loading arrives or exceedes pre-
If value, arriving if setting time T3 inner motor incremental loading or exceed preset value, washing machine is determined with foreign body
Falling into washing tub, if setting time T3 inner motor incremental loading not arrive preset value, detection motor is born the most again
Carrying capacity increases.
The control method of a kind of washing machine the most as claimed in claim 3, it is characterised in that: described water level is examined
Know and comprise the steps:
S01) first timer is started；
S02) record current level frequency F1；
S03) washing machine judges whether to have passed through setting time T1, have passed through setting time T1 and then enters S04)
Step, the most still performs S03 without setting time T1) step；
S04) record current level frequency F2；
S05) changing value | F1-F2 |, | F1-F2 | of setting time former and later two stagefrequency of T1 >=△ F is drawn then
Washing machine is determined with foreign body and falls into washing tub, and | F1-F2 | ＜ △ F then returns to S02) step.
The control method of a kind of washing machine the most as claimed in claim 3, it is characterised in that: described bucket rocks
Detection comprises the steps:
S11) second timer is started；
S12) current bucket shaking amplitude H1 is recorded；
S13) washing machine judges whether to have passed through setting time T2, have passed through setting time T2 and then enters S14)
Step, the most still performs S13 without setting time T2) step；
S14) current bucket shaking amplitude H2 is recorded；
S15) changing value H2-H1, the H2-H1 >=△ H of setting time former and later two barrel of shaking amplitude of T1 is drawn
Then washing machine is determined with foreign body and falls into washing tub, and H2-H1 ＜ △ H then returns to S12) step.
The control method of a kind of washing machine the most as claimed in claim 3, it is characterised in that: described motor is born
Carry change detection to comprise the steps:
S21) the 3rd intervalometer is started；
S22) record present motor load capacity K1；
S23) washing machine judges whether to have passed through setting time T3, have passed through setting time T3 and then enters S24)
Step, the most still performs S23 without setting time T3) step；
S24) record present motor load capacity K2；
S25) changing value K2-K1, the K2-K1 >=△ K of former and later two motor load amounts of setting time T3 is drawn
Then washing machine is determined with foreign body and falls into washing tub, motor stopping action, and K2-K1 ＜ △ K then returns to S22)
Step.
7. a washing machine, it is characterised in that: application laundry described in any one of the claims 1 to 6
Machine control method.
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Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105624971A (en) * | 2015-12-18 | 2016-06-01 | 南京创维家用电器有限公司 | Washing machine and control method thereof |
| JP6941774B2 (en) * | 2017-03-16 | 2021-09-29 | パナソニックＩｐマネジメント株式会社 | Washing / drying device and information processing method |
| US10934657B2 (en) * | 2017-03-16 | 2021-03-02 | Panasonic Intellectual Property Management Co., Ltd. | Washer dryer machine and control method |
| CN108796988A (en) * | 2018-05-30 | 2018-11-13 | 苏州树云网络科技有限公司 | A kind of foreign matter detection method |
| CN110747599A (en) * | 2018-07-05 | 2020-02-04 | 青岛海尔洗衣机有限公司 | Washing machine and safety detection method thereof |
| CN110747603A (en) * | 2018-07-05 | 2020-02-04 | 青岛海尔洗衣机有限公司 | Washing machine and safety detection method thereof |
| WO2020007243A1 (en) * | 2018-07-05 | 2020-01-09 | 青岛海尔洗衣机有限公司 | Washing machine and safety detection method therefor |
| CN109750448B (en) * | 2018-12-11 | 2023-03-17 | 青岛海尔洗衣机有限公司 | Dewatering control method for washing machine |
| CN111621955B (en) * | 2019-02-28 | 2023-07-25 | 青岛海尔洗衣机有限公司 | Washing machine safety protection control method and washing machine |
| CN113529334A (en) * | 2020-04-14 | 2021-10-22 | 青岛海尔洗衣机有限公司 | Control method of clothes treatment device and clothes treatment device |
| CN113529345B (en) * | 2020-04-16 | 2023-11-14 | 青岛海尔洗衣机有限公司 | Method, device and equipment for detecting whether dynamic object exists in clothes treatment equipment |
| CN114108241A (en) * | 2021-11-24 | 2022-03-01 | Tcl家用电器（合肥）有限公司 | Living body detection method and device and washing equipment |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1244605A (en) * | 1998-08-07 | 2000-02-16 | 三洋电机株式会社 | Washing machine |
| CN102024306A (en) * | 2010-10-29 | 2011-04-20 | 海尔集团公司 | Detection circuit for washing machine door cover |
| CN203429447U (en) * | 2013-06-27 | 2014-02-12 | 江苏新安电器有限公司 | Pulsator washing machine with child protecting function |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| MY146461A (en) * | 1996-02-29 | 2012-08-15 | Lg Electronics Inc | A geared motor in full automatic washing machine |
| JP3389434B2 (en) * | 1996-12-25 | 2003-03-24 | シャープ株式会社 | Drum type washing machine |
| JP3740609B2 (en) * | 2002-08-28 | 2006-02-01 | 清水建設株式会社 | Elastic wave velocity measuring method and measuring system |
| CN2583157Y (en) * | 2002-09-10 | 2003-10-29 | 无锡小天鹅股份有限公司 | Safety door switch for washing machine |
| DE102004049650B3 (en) * | 2004-10-11 | 2006-03-09 | Miele & Cie. Kg | Washing machine operation method for detecting presence of child within, detecting improper motion of the drum and on detection stopping drum drive and sounding an alarm |
| KR101234072B1 (en) * | 2005-08-18 | 2013-02-15 | 엘지전자 주식회사 | Washing machine and its operating method |
| KR20080019106A (en) * | 2006-08-24 | 2008-03-03 | 주식회사 대우일렉트로닉스 | Apparatus and method for monitoring magnetizing state of synchronous electric motor |
| JP4642729B2 (en) * | 2006-10-20 | 2011-03-02 | パナソニック株式会社 | Washing and drying machine |
| JP4863917B2 (en) * | 2007-04-04 | 2012-01-25 | 三洋電機株式会社 | Dry cleaning device |
| KR101605752B1 (en) * | 2009-04-28 | 2016-03-25 | 삼성전자 주식회사 | Washing machine and method for controlling the same |
-
2014
- 2014-03-21 CN CN201410108513.4A patent/CN103866530B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1244605A (en) * | 1998-08-07 | 2000-02-16 | 三洋电机株式会社 | Washing machine |
| CN102024306A (en) * | 2010-10-29 | 2011-04-20 | 海尔集团公司 | Detection circuit for washing machine door cover |
| CN203429447U (en) * | 2013-06-27 | 2014-02-12 | 江苏新安电器有限公司 | Pulsator washing machine with child protecting function |
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