CN1888219A - Washing machine and operating method thereof - Google Patents
Washing machine and operating method thereof Download PDFInfo
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- CN1888219A CN1888219A CN 200510014190 CN200510014190A CN1888219A CN 1888219 A CN1888219 A CN 1888219A CN 200510014190 CN200510014190 CN 200510014190 CN 200510014190 A CN200510014190 A CN 200510014190A CN 1888219 A CN1888219 A CN 1888219A
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Abstract
The present invention relates to a washing machine capable of utilizing washing bag amount to judge load and its operation method. It is characterized by that said washing machine includes the following several portions: washing bag amount detection portion, it is used for detecting washing bag amount contained in the drum interior; eccentricity detection portion, it is used for detecting eccentricity of washing bags contained in the drum interior; and microcomputer, according to the above-mentioned judgment result it can be used for driving the drum and making it implement different rotation operations.
Description
Technical field
The present invention relates to a kind of washing machine and control method thereof.
Background technology
In general, washing machine is a device of removing the dirt in the washing bag, in above-mentioned car washing installation, supplies with washings for the washing by soaking bag, and in above-mentioned washings the washing agent of dissolving appropriate amount, remove dirt in the above-mentioned washing bag by the chemical action of washing agent.Simultaneously, the above-mentioned cylinder that accommodates the washing bag is rotated, and by producing mechanical friction or vibrate the dirt of removing in the washing bag with washings.
As shown in Figure 1, washing machine 1 of the prior art includes: the cylinder (not shown) that is used to hold the washing bag; Be used to rotate the motor (not shown) of above-mentioned cylinder; Be used to import the input part (not shown) of the operating condition of above-mentioned washing machine; Be used to show the display part (not shown) of the state of above-mentioned washing machine; Be used to the microcomputer (not shown) regulating the laundry stroke of above-mentioned washing machine and control washer operation.
Control method to washing machine of the prior art describes with reference to the accompanying drawings, and Fig. 2 is the flow chart of the control method of washing machine of the prior art.
As shown in the figure, above-mentioned washing machine 1 is carried out washing/cleaning/dehydration stroke according to the clothes washing process that the user sets, and carries out corresponding feedwater/drain operation (S1 step) repeatedly.
In carrying out above-mentioned each stroke, will repeatedly carry out dehydrating operations, and at this moment, carry out the eccentricity detecting operation for the eccentric degree of judging the washing bag that holds in the cylinder, and above-mentioned eccentricity detecting step is carried out (S2 step) more than certain number of times repeatedly.
At this moment, above-mentioned detected eccentricity value is counted for the situation more than the benchmark eccentricity value of setting, when the eccentricity value that detects more than the benchmark number of times of setting more than the said reference eccentricity value, will be judged as single load; And be below the benchmark eccentricity value at detected eccentricity value, or when detecting the above eccentricity value of said reference eccentricity value below the benchmark number of times of setting, then be judged as the volume load (S4, S6).
Particularly, above-mentioned washing machine will be carried out the eccentricity detecting operation more than 20 times, wherein, be a reference value when above when detecting eccentricity value more than 19 times, will be judged as single load.
According to single load/volume load of judging in the operation of above-mentioned eccentricity detecting whether, will make rotation number subsequently be set at different values, and carry out dehydration (S5, S7 step).
But, warm when washing large-scale towel or the winter in the washing machine 1 of above-mentioned prior art with under the situation of clothing, even above-mentioned washing bag amount is a volume, and is single load with its false judgment and carries out dehydrating operations.
Above-mentioned volume washing bag is being judged as under the situation of single load, to under than the condition of large eccentricity value, carry out dehydrating operations according to the stroke of single load correspondence, thereby cause producing in the above-mentioned washing machine phenomenon of vibration or noise, when even more serious, above-mentioned washing machine will be damaged.
Summary of the invention
Technical problem underlying to be solved by this invention is, overcome the defective that existing washing machine exists, and provide a kind of washing machine and method of operating thereof, before the load of the washing bag that in judging cylinder, holds, detect washing bag amount, and whether judge single load/volume load according to washing bag amount, thus the phenomenon of false judgment load can prevent eccentricity detecting the time, and can reduce the generation of crossing vibration or noise of washing machine simultaneously.
Washing machine of the present invention is:
A kind of washing machine is characterized in that, includes following several sections: the washing bag amount test section, and it is used to detect the washing bag amount that holds in the cylinder; Eccentricity detecting portion, it is used to detect the eccentric degree of the washing bag that holds in the above-mentioned cylinder; Microcomputer, it is according to the judged result of the detected washing bag amount of above-mentioned washing bag amount test section, when being judged as a spot of washing bag, whether then judging single load, and makes above-mentioned cylinder carry out different rotary manipulations.
The method of operating of washing machine of the present invention is:
A kind of method of operating of washing machine is characterized in that, includes following several steps: the 1st step will make the cylinder rotation regular hour, and detect the washing bag amount that holds in the above-mentioned cylinder behind the discharge washings; The 2nd step, the result who detects in above-mentioned the 1st step when above-mentioned washing bag amount when being a small amount of, detects eccentricity value and whether judges single load/volume load; Whether the 3rd step detects eccentric state again according to the single load of judging in above-mentioned the 2nd step, and each a reference value that detected eccentricity value is corresponding with single load/volume load compares judgement, and carries out corresponding dehydrating operations.
The method of operating of aforesaid washing machine, wherein the 2nd step includes: the 1st stage was under the situation of volume when detected washing bag amount, will directly be judged as the volume load, and need not to carry out in addition single load/volume load whether decision operation; When detected washing bag amount is under a spot of situation, then detect eccentric state, and judge whether detected eccentricity value is more than the benchmark eccentricity value.
The method of operating of aforesaid washing machine, wherein in above-mentioned the 1st stage, when being judged as a spot of washing bag, will detect eccentric state more than certain number of times, and when more than the benchmark number of times of setting, detecting eccentricity value more than the benchmark eccentricity value, will be judged as single load.
The method of operating of aforesaid washing machine, wherein the 3rd step includes: the 3rd stage will be a benchmark with the eccentricity value according to the load different set, carry out the eccentricity detecting operation repeatedly, until detecting to setting below the eccentricity value; In the 4th stage,, will rotate above-mentioned cylinder according to the rotation number of setting corresponding to load, and carry out dehydrating operations when detecting to setting eccentricity value when following.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is the drawing of washing machine structure of the prior art;
Fig. 2 is the flow chart of the method for operating of washing machine of the prior art;
Fig. 3 is the block diagram of the washing machine structure among the present invention;
Fig. 4 is the flow chart of the method for operating of the washing machine among the present invention.
The number in the figure explanation:
10: microcomputer 20: the washing bag amount test section
30: eccentricity detecting portion 40: motor driving part
50: motor
The specific embodiment
As shown in Figure 3, the washing machine among the present invention includes: the motor 50 that is used for swing roller; Be used to drive the motor driving part 40 of above-mentioned motor; Be used to detect the washing bag amount test section 20 of the washing bag amount that holds in the above-mentioned cylinder; Be used to detect the winding of above-mentioned washing bag or the eccentricity detecting portion 30 of inclined degree.
And above-mentioned washing machine also includes: the data according to above-mentioned washing bag amount test section 20 and above-mentioned eccentricity detecting portion 30 transmit will generate motor drive signal, and make above-mentioned cylinder carry out the microcomputer 10 of different rotations.
Particularly, above-mentioned microcomputer 10 is according to above-mentioned washing bag amount test section 20 detected washing bag amounts, and having only the above-mentioned washing bag amount of judgement is under a spot of situation, will be by above-mentioned eccentricity detecting portion 30 detection eccentricity values, and whether judge single load.
Above-mentioned washing bag amount test section 20 detects the time that above-mentioned cylinder reaches certain speed after with the certain hour driven at low speed, and above-mentioned cylinder continues rotation until the time that stops by coherence power after above-mentioned motor 50 shut-down operations, and go out corresponding washing bag amount according to above-mentioned detected time detecting.
Above-mentioned eccentricity detecting portion 30 with the certain speed rotation and when making above-mentioned motor keep certain rotation number, will detect corresponding eccentricity value at above-mentioned cylinder according to the rotation number pulsating quantity that produce this moment.
When by above-mentioned washing bag amount test section 20 detected washing bag amounts being certain numerical value when above, above-mentioned microcomputer 10 will carry out the eccentricity detecting operation in order to judge load.
At this moment, be 4300 pulses (pulse) when following at above-mentioned detected washing bag amount, will be judged as a small amount of; When exceeding above-mentioned 4300 pulses, then be judged as volume.Under the situation of the above-mentioned washing bag that is judged as volume, will directly be judged as the volume load, and whether single load not judged.
And, above-mentioned microcomputer 10 is according to above-mentioned washing bag amount test section 20 detected washing bag amounts, when being judged as a spot of washing bag, the eccentric degree of the washing bag of above-mentioned cylinder inside will be detected more than certain number of times, and when more than the benchmark number of times of setting, detecting eccentricity value more than the benchmark eccentricity value, will be judged as single load.
Above-mentioned microcomputer 10 then detects eccentricity value according to single load/volume load again after the load of judging above-mentioned washing bag, only making at eccentricity value is single eccentricity value/carry out when the volume eccentricity value is following dehydrating operations.
With reference to the accompanying drawings the as above operation of the present invention of structure is described.
As shown in Figure 4, when setting clothes washing process by the user, washing machine is the execution washing/cleaning/dehydration stroke of correspondence, and carries out feedwater/draining/dehydrating operations repeatedly and carry out laundry operations in above-mentioned each stroke.
Wherein, when discharging the water of supplying with and carrying out dehydrating operations, will set different dehydration, earlier the load of above-mentioned cylinder be judged for this reason according to the washing bag that holds in the cylinder.
Before the load of judging above-mentioned cylinder, will above-mentioned cylinder be driven with certain speed, and detect the washing bag amount (S11 step) that holds in the above-mentioned cylinder.
When above-mentioned detected washing bag amount is certain numerical value when above, will be judged as volume; When above-mentioned detected washing bag amount is certain numerical value when following, then be judged as a small amount of.Wherein, preferably be that 4300 pulses (pulse) are judged as it when following on a small quantity with detected washing bag amount.
According to the above-mentioned washing bag amount of judging, when being a spot of washing bag, the eccentric degree of the washing bag of above-mentioned cylinder inside will be detected more than certain number of times, and above-mentioned detected eccentricity value and benchmark eccentricity value compared judgement, thereby whether judge single load/volume load (S12 step).
Wherein, above-mentioned washing machine will detect eccentricity value more than 15 times, when therein detect eccentricity value more than the benchmark eccentricity value more than 14 times the time, will be judged as single load; When detected eccentricity value is below the benchmark eccentricity value, or when detecting the above eccentricity value of benchmark eccentricity value below 14 times, then be judged as the volume load (S13, S14, S17).
Under the situation that is judged as single load, will detect eccentricity value again, and judge whether detected eccentricity value is single eccentricity value following (S15 step).
Wherein, above-mentioned single eccentricity value is to produce the vibration or a reference value of noise when avoiding above-mentioned washing machine to dewater under eccentric state, and the rotary manipulation that particularly prevents above-mentioned cylinder causes the shell with above-mentioned washing machine that the eccentricity value that collides takes place.
Above-mentioned single eccentricity value preferably is set in the eccentricity value that produces corresponding to single load and satisfies 90 of above-mentioned condition.
That is,, will drive above-mentioned motor according to the rotation number of setting corresponding to single load, and make above-mentioned washing machine carry out the dehydration stroke when above-mentioned detected eccentricity value is 90 when following.
In addition, when being under the situation of volume, will directly be judged as the volume load, and need not to carry out in addition load judgment step (S17 step) by the detected washing bag amount of washing bag amount detecting operation.
As mentioned above, when being judged as under the situation of volume load, will carry out the step of setting corresponding to the volume load, at this moment by washing bag amount detection and eccentricity detecting operation, to detect eccentric state, and judge whether detected eccentricity value is volume eccentricity value following (S18 step).
When detected eccentricity value for according to volume load set and when being used to judge that the volume eccentricity value that whether enters of dehydration is following, the dehydrating operations of carrying out as next step.Wherein, above-mentioned volume eccentricity value is preferably 60.
At this moment, when each eccentricity value that single load/volume load detection goes out exceeds under the situation of single eccentricity value/volume eccentricity value, will carry out the eccentricity detecting operation repeatedly, be above-mentioned single eccentricity value/below the volume eccentricity value until above-mentioned detected eccentricity value.
Result by above-mentioned washing bag amount detection and eccentricity detecting operation judges, when satisfying the condition of above-mentioned single eccentricity value/volume eccentricity value, to drive above-mentioned motor according to the corresponding rotation number of setting of the single load/volume load of above-mentioned washing bag, and carry out the dehydrating operations (S16, S19 step) of above-mentioned washing bag.
Thus, in the method for operating of aforesaid washing machine of the present invention, by the single load of eccentricity detecting operation judges/volume load whether the time, have only washing bag amount is whether a spot of situation judges single load, thereby can prevent that with volume load false judgment be the phenomenon of single load.
And even be under the situation of single load, if when the washing bag amount of above-mentioned single load is big, the present invention can prevent because excessively eccentric and phenomenon that above-mentioned washing machine that produce when above-mentioned cylinder rotates at a high speed is damaged.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, every foundation technical spirit of the present invention all still belongs in the scope of technical solution of the present invention any simple modification, equivalent variations and modification that above embodiment did.
The effect of invention
Washing machine among the present invention and method of operating thereof, during the load of the washing bag that in judging cylinder, holds, will be only be whether a spot of situation judges single load/volume load at washing bag amount, can prevent that with volume load false judgment be the phenomenon of single load, thereby reduce produce in the above-mentioned washing machine that above-mentioned false judgment causes cross vibration or noise, and washing machine is damaged can prevent from the bigger washing bag of eccentricity value dewatered the time.
Claims (5)
1, a kind of washing machine is characterized in that, includes following several sections:
The washing bag amount test section, it is used to detect the washing bag amount that holds in the cylinder;
Eccentricity detecting portion, it is used to detect the eccentric degree of the washing bag that holds in the above-mentioned cylinder;
Microcomputer, it is according to the judged result of the detected washing bag amount of above-mentioned washing bag amount test section, when being judged as a spot of washing bag, whether then judging single load, and makes above-mentioned cylinder carry out different rotary manipulations.
2, a kind of method of operating of washing machine is characterized in that, includes following several steps:
The 1st step will make the cylinder rotation regular hour, and detect the washing bag amount that holds in the above-mentioned cylinder behind the discharge washings;
The 2nd step, the result who detects in above-mentioned the 1st step when above-mentioned washing bag amount when being a small amount of, detects eccentricity value and whether judges single load/volume load;
Whether the 3rd step detects eccentric state again according to the single load of judging in above-mentioned the 2nd step, and each a reference value that detected eccentricity value is corresponding with single load/volume load compares judgement, and carries out corresponding dehydrating operations.
3, the method for operating of washing machine according to claim 2 is characterized in that, above-mentioned the 2nd step includes:
The 1st stage was under the situation of volume when detected washing bag amount, will directly be judged as the volume load, and need not to carry out in addition single load/volume load whether decision operation; When detected washing bag amount is under a spot of situation, then detect eccentric state, and judge whether detected eccentricity value is more than the benchmark eccentricity value.
4, the method for operating of washing machine according to claim 3 is characterized in that:
In above-mentioned the 1st stage, when being judged as a spot of washing bag, will detect eccentric state more than certain number of times, and when more than the benchmark number of times of setting, detecting eccentricity value more than the benchmark eccentricity value, will be judged as single load.
5, the method for operating of washing machine according to claim 2 is characterized in that, above-mentioned the 3rd step includes:
The 3rd stage will be a benchmark with the eccentricity value according to the load different set, carry out the eccentricity detecting operation repeatedly, until detecting to setting below the eccentricity value;
In the 4th stage,, will rotate above-mentioned cylinder according to the rotation number of setting corresponding to load, and carry out dehydrating operations when detecting to setting eccentricity value when following.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510014190 CN1888219A (en) | 2005-06-29 | 2005-06-29 | Washing machine and operating method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510014190 CN1888219A (en) | 2005-06-29 | 2005-06-29 | Washing machine and operating method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN1888219A true CN1888219A (en) | 2007-01-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510014190 Pending CN1888219A (en) | 2005-06-29 | 2005-06-29 | Washing machine and operating method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101113556B (en) * | 2006-07-27 | 2011-07-06 | Lg电子株式会社 | Washing machine and operating method thereof |
| CN112481931A (en) * | 2020-11-28 | 2021-03-12 | 珠海格力电器股份有限公司 | Multi-load and material uniformity judgment method and device for washing machine and washing machine |
-
2005
- 2005-06-29 CN CN 200510014190 patent/CN1888219A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101113556B (en) * | 2006-07-27 | 2011-07-06 | Lg电子株式会社 | Washing machine and operating method thereof |
| US8156591B2 (en) | 2006-07-27 | 2012-04-17 | Lg Electronics Inc. | Washing machine and operating method thereof |
| CN112481931A (en) * | 2020-11-28 | 2021-03-12 | 珠海格力电器股份有限公司 | Multi-load and material uniformity judgment method and device for washing machine and washing machine |
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