CN101871156B - Washing machine water inletting monitoring method - Google Patents
Washing machine water inletting monitoring method Download PDFInfo
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- CN101871156B CN101871156B CN 200910133992 CN200910133992A CN101871156B CN 101871156 B CN101871156 B CN 101871156B CN 200910133992 CN200910133992 CN 200910133992 CN 200910133992 A CN200910133992 A CN 200910133992A CN 101871156 B CN101871156 B CN 101871156B
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Abstract
The invention discloses a washing machine water inletting monitoring method, which comprises the following steps: resetting a timer before letting water in, judging whether a washtub is empty or water level is lower than set water level, starting to let water in after fuzzily judging and weighing clothes weight if the washtub is empty, executing a washing program if the water level reaches the set water level, starting to let water in if the water level does not reach the set water level, the timer starting to time after water is let in, detecting whether the water level rises or not in a set time to judge whether water inletting is normal or not, alarming if the water level does not rise or the water level rise cannot satisfy preset conditions in the set time, otherwise continuously letting water in and circulating the steps, and stopping letting water in when the water level reaches the set water level, or executing water inletting overtime alarm if water inletting time reaches total set time but the inlet water does not reach the set water level. The invention has the advantages that the water level variation is dynamically detected when water is let in to judge whether the water inletting state is normal or not, the water inletting is cut off and the alarm is given to inform the user if the water inletting state is not normal, and the situation of time wastage caused by waiting for washing under the condition of no inlet water is avoided.
Description
Technical field
The present invention relates to a kind of washing machine inflow method, especially a kind ofly can judge whether normal washing machine water inletting monitoring method of water inlet.
Background technology
Present washing machine inflow control, adopt directly by the method for water intake valve to designated water level mostly, if hydraulic pressure is low or the user forgets and turns on the tap, then to setting the mode that the water inlet control time reports to the police as 15 fens kinds or 30 fens kinds, can change the time according to type, though this kind method is simple, but the water inlet process control is more stiff, if hydraulic pressure is too low, resemble the area of rural area or pressure of supply water deficiency and the place of adopting the water tank water accumulating and supplying, the flooding time that will occur setting can not arrive designated water level as 15 fens kinds or 30 fens kinds and the problem of reporting to the police, and causes automatic washing machine normally not use, and the user forgets and turns on the tap for another example, washing machine is not intake, also the flooding time that will set by the time just can be reported to the police as 15 fens kinds or 30 fens kinds, cuts off the water intaking valve power supply, causes the water intaking valve long period in running order, influence the life-span, and can not in time remind user's tap of fetching boiling water, influence washing machine work, lose time.
Application number is that 200710041728.9 Chinese patent discloses a kind of automatic water supply regulating system for washing machine, on existing basis of using electromagnetic valve fixing automatic washing machine as inlet valve and flooding time, between washing machine inflow valve outlet pipe and washtub, insert the subsidiary water pipe of one section built-in Pitot tube, Pitot tube curves the right angle, hemispherical nose has the dynamic pressure passway over against the flow direction of water inlet, tube wall front end side has the static pressure passway, dynamic pressure passage and static pressure passage extend to the end of Pitot tube, dynamic pressure and the static pressure of water supply current are measured by the dynamic pressure pressure tap that forms and static pressure pressure tap place setting pressure sensor respectively, hydraulic signal amplifies by signal respectively, analog-to-digital conversion, the input single-chip microcomputer, calculate inflow and judge whether reach institute's water requirement accordingly by single-chip microcomputer, and then the control inlet valve is closed.This invention is to regulate the washing machine inflow time by the improvement of structure on the washing machine inflow pipeline, but having the washing machine of making production cost, this structure increases, and complex structure, the shortcoming that service life is short, in addition, can not intake or flooding time is reminded the user in long at washing machine, lose time.
Application number is the control method that 200610040753.0 Chinese patent discloses a kind of barrel washing machine water inflow, comprises step: start water inlet; Detection is intake to the required actual flooding time Δ T of the second flooding parameter value by the first flooding parameter value; With more described actual flooding time Δ T with reference to flooding time TDEFAUIT, if actual flooding time Δ T greater than reference flooding time TDEFAULT, then replenishes water inlet; Otherwise need not replenish water inlet.According to above-mentioned judged result, if actual flooding time is greater than the reference flooding time, the subnormal hydraulic pressure of hydraulic pressure of then explanation reality water inlet, replenish water inlet this moment, even and then guarantee under the operating position of low hydraulic pressure, the inflow of washing machine also can reach the inflow of standard, thereby guarantees clean result and the wash effect of washing clothes; If actual flooding time is less than or equal to reference to flooding time, then the hydraulic pressure of the actual water inlet of explanation is more than or equal to normal hydraulic pressure, and need not replenish water inlet and can guarantee that inflow reaches the inflow of standard this moment.
Said method judges by actual flooding time and the contrast of setting the flooding time setup parameter whether inflow is suitable, and still, this detects and is fixed test, if hydraulic pressure is labile state, then testing result has very big error.
In view of this spy provides the present invention.
Summary of the invention
The technical problem to be solved in the present invention is to overcome the deficiencies in the prior art, the washing machine water inletting monitoring method that a kind of detection of dynamic SEA LEVEL VARIATION immediately is provided and can in time reports to the police.
For solving the problems of the technologies described above, the present invention adopts the basic design of technical scheme to be: a kind of washing machine water inletting monitoring method, it is characterized in that: water inlet back timer picks up counting, set in the short time whether raise to judge by sensed water level whether water inlet is normal one, if having the water level of rising or rising not satisfy to impose a condition, interior water level of this time period then do not report to the police, otherwise continue water inlet and circulation above-mentioned steps, finish water inlet when reaching designated water level, or flooding time intakes to the total time of setting and do not reach designated water level, then carries out the overtime warning of water inlet.
Washing machine inflow is washing preceding water inlet first or washing process water inlet or rinsing inflow.
Before the water inlet, the timer zero clearing judges whether washtub is whether empty bucket or water level are lower than designated water level, if empty bucket then fuzzy Judgment claim to begin water inlet after the clothing weight, if water level reaches designated water level, then carry out washing procedure, otherwise begin water inlet.
Wherein, the concrete steps of this method are:
A. start the water inlet program, the timer zero clearing;
B. judge whether washtub is empty bucket, claims to begin water inlet after the clothing weight if empty bucket is then carried out the fuzzy Judgment program, and execution in step d is if washtub has water then to carry out next step;
C. whether sensed water level is lower than designated water level, if water level reaches designated water level and then carries out washing procedure, then carries out next step if be lower than designated water level;
D. begin water inlet;
E. timer timing;
F. whether sensed water level reaches designated water level, if water inlet end is then carried out washing procedure, then carries out next step if not;
G. judge that whether flooding time arrives total flooding time of setting, if then carry out alert program, then carries out next step if not;
H. judge whether flooding time arrives the detection time of setting, if then carry out next step, then forward steps d if not to and continue water inlet;
I. whether sensed water level raises, and continues water inlet if then forward steps d to, then carries out alert program if not.
Wherein, whether sensed water level raises and refers to whether the amount that SEA LEVEL VARIATION increases in h step detection time of the section satisfies in a setting range among the above-mentioned steps i.
Perhaps, the concrete steps of this method can also for:
A '. start the water inlet program, the timer zero clearing;
B '. judge whether washtub is empty bucket, claims to begin water inlet after the clothing weight if empty bucket is then carried out the fuzzy Judgment program, and execution in step d ' is if washtub has water then to carry out next step;
C '. whether sensed water level is lower than designated water level, if water level reaches designated water level and then carries out washing procedure, then carries out next step if be lower than designated water level;
D '. begin water inlet;
E '. the timer timing;
F '. judge that whether flooding time arrives the detection time of setting, if then carry out next step, then forwards steps d to if not ' continue to intake;
G '. whether sensed water level raises, if then carry out next step, then carries out alert program if not;
H '. whether sensed water level reaches designated water level, if water inlet end is then carried out washing procedure, then carries out next step if not;
I '. judge that whether flooding time arrives total flooding time of setting, if then carry out alert program, then forwards steps d to if not ' continue to intake.
Wherein, whether the sensed water level amount that refers to SEA LEVEL VARIATION increase in f ' step detection time of the section that whether raises satisfies in a setting range among the above-mentioned steps g '.
Sensed water level detects by the level sensor mode, or the mode of use traffic meter calculates the variable quantity of water level, that is, whether by installing and using flowmeter at inlet pipeline, calculating has water and the water yield how much to enter in the washtub.
After adopting technique scheme, the present invention compared with prior art has following beneficial effect.
Water inletting monitoring method of the present invention, it is the automatic washing machine technical characterstic of detection of dynamic SEA LEVEL VARIATION immediately that utilize to adopt level sensor, water inlet judgement and control flow that prior art is fixing are innovated optimization, adopt rational SEA LEVEL VARIATION detection method dynamically to adjust time of fire alarming and flooding time realization.No matter be the preceding initial water inlet of washing, or the water inlet of the spray in the washing process, or even the rinse cycle water inlet, this monitoring alarm method can both be used.Especially, at the area of rural area or pressure of supply water deficiency and the place of adopting the water tank water accumulating and supplying, can the water inlet in the detection of dynamic SEA LEVEL VARIATION, judge whether the water inlet state is normal, thereby under abnormal conditions, disconnect water inlet and alert notice user, thus prevent the situation that not have to intake inferior wait to wash lose time.In addition, while can also in time find position that washing machine drum body owing to have leaks or the problem of the poorly sealed draining of intake that causes of water discharging valve, the safety problem that preventing leaks causes and waste water resource, the prompting user in time repairs.
Below in conjunction with accompanying drawing the specific embodiment of the present invention is described in further detail.
Description of drawings
Fig. 1 is water inletting monitoring method one flow process schematic diagram of the present invention;
Fig. 2 is another schematic flow sheet of water inletting monitoring method of the present invention.
The specific embodiment
Washing machine water inletting monitoring method of the present invention, before water inlet, the timer zero clearing, judge whether washtub is that empty bucket or water level are lower than designated water level, if empty bucket then fuzzy Judgment claims to begin water inlet after the clothing weight, if water level reaches designated water level, then carry out washing procedure, otherwise begin water inlet, water inlet back timer picks up counting, set in the short time whether raise to judge by sensed water level whether water inlet is normal one, if having the water level of rising or rising not satisfy to impose a condition, interior water level of this time period then do not report to the police, otherwise lasting the water inlet and the circulation above-mentioned steps, end water inlet when reaching designated water level, or flooding time intakes to the total time of setting and do not reach designated water level, then carries out the overtime warning of water inlet.
As shown in Figure 1, be a concrete water inletting monitoring method schematic flow sheet in the embodiment of the invention.The concrete steps of this method are:
Start the water inlet program in a step earlier, timer zero clearing this moment;
Judge in the b step whether washtub is empty bucket, claims to begin water inlet after the clothing weight if empty bucket is then carried out the fuzzy Judgment program, and execution in step d is if washtub has water then to carry out next step c;
Whether sensed water level is lower than designated water level in the c step, if water level reaches designated water level and then carries out washing procedure, then carries out next step d if be lower than designated water level;
Begin water inlet in the d step;
Timer timing in the e step;
Whether sensed water level reaches designated water level in the f step, if reach then water inlet end of designated water level, carries out washing procedure, does not then carry out next step g if reach designated water level;
Judge in the g step that whether flooding time arrived total flooding time of setting 1 hour, if then carry out alert program, then carried out next step h if not;
Judge in the h step whether flooding time arrives 5 minutes detection times setting, if then carry out next step i, then forward steps d if not to and continue water inlet;
Whether sensed water level raises in the i step, continues water inlet if then forward steps d to, then carries out alert program if not.
Wherein, whether sensed water level raises and refers to whether the amount that SEA LEVEL VARIATION increases in h step detection time of the section satisfies in a setting range among the above-mentioned steps i, increase in the 100Hz as water level, or what that calculate discharge to determine whether water levels change by, 5 minutes detection times setting in total flooding time of setting in the above-mentioned g step 1 hour and the h step are unfixing, can set according to the type of producing, also can set according to being sold to each regional hydraulic pressure situation.
As shown in Figure 2, be another concrete water inletting monitoring method schematic flow sheet in the embodiment of the invention.The concrete steps of this method are:
A '. start the water inlet program, the timer zero clearing;
B '. judge whether washtub is empty bucket, claims to begin water inlet after the clothing weight if empty bucket is then carried out the fuzzy Judgment program, and execution in step d ' is if washtub has water then to carry out next step c ';
C '. whether sensed water level is lower than designated water level, if water level reaches designated water level and then carries out washing procedure, then carries out next step d ' if be lower than designated water level;
D '. begin water inlet;
E '. the timer timing;
F '. judge that whether flooding time arrives 3 minutes detection times setting, if then carry out next step g ', then forwards steps d to if not ' continue to intake;
G '. whether sensed water level raises, if then carry out next step h ', then carries out alert program if not;
H '. whether sensed water level reaches designated water level, if water inlet end is then carried out washing procedure, then carries out next step i ' if not;
I '. judge that whether flooding time arrived total flooding time of setting 40 minutes, if then carry out alert program, then forwarded steps d to if not ' continue water inlet.
Wherein, whether the sensed water level amount that refers to SEA LEVEL VARIATION increase in f ' step detection time of the section that whether raises satisfies in a setting range such as 100Hz among the above-mentioned steps g ', this setting value is unfixing to be set according to the type of producing, total flooding time of setting in 3 minutes detection times of setting in the above-mentioned f ' step and the i ' step was not fixed in 40 minutes, can set according to the type of producing, also can set according to being sold to each regional hydraulic pressure situation.
Water inletting monitoring method of the present invention, it is the automatic washing machine technical characterstic of detection of dynamic SEA LEVEL VARIATION immediately that utilize to adopt level sensor, water inlet judgement and control flow that prior art is fixing are innovated optimization, adopt rational SEA LEVEL VARIATION detection method dynamically to adjust time of fire alarming and flooding time realization.No matter be the preceding initial water inlet of washing, or the water inlet of the spray in the washing process, or even the rinse cycle water inlet, this monitoring alarm method can both be used.Especially, at the area of rural area or pressure of supply water deficiency and the place of adopting the water tank water accumulating and supplying, can the water inlet in the detection of dynamic SEA LEVEL VARIATION, judge whether the water inlet state is normal, thereby under abnormal conditions, disconnect water inlet and alert notice user, thus prevent the situation that not have to intake inferior wait to wash lose time.
Claims (7)
1. washing machine water inletting monitoring method, it is characterized in that: before water inlet, the timer zero clearing, judge whether washtub is that empty bucket or water level are lower than designated water level, if empty bucket then fuzzy Judgment claims to begin water inlet after the clothing weight, if water level reaches designated water level, then carry out washing procedure, otherwise begin water inlet, water inlet back timer picks up counting, set in the short time whether raise to judge by sensed water level whether water inlet is normal one, if having the water level of rising or rising not satisfy to impose a condition, interior water level of this time period then do not report to the police, otherwise lasting the water inlet and the circulation above-mentioned steps, end water inlet when reaching designated water level, or flooding time intakes to the total time of setting and do not reach designated water level, then carries out the overtime warning of water inlet.
2. washing machine water inletting monitoring method according to claim 1 is characterized in that: first water inlet or washing process water inlet or the rinsing inflow of washing machine inflow before for washing.
3. washing machine water inletting monitoring method according to claim 1, it is characterized in that: the concrete steps of this method are:
A. start the water inlet program, the timer zero clearing;
B. judge whether washtub is empty bucket, claims to begin water inlet after the clothing weight if empty bucket is then carried out the fuzzy Judgment program, and execution in step d is if washtub has water then to carry out next step;
C. whether sensed water level is lower than designated water level, if water level reaches designated water level and then carries out washing procedure, then carries out next step if be lower than designated water level;
D. begin water inlet;
E. timer timing;
F. whether sensed water level reaches designated water level, if water inlet end is then carried out washing procedure, then carries out next step if not;
G. judge that whether flooding time arrives total flooding time of setting, if then carry out alert program, then carries out next step if not;
H. judge whether flooding time arrives the detection time of setting, if then carry out next step, then forward steps d if not to and continue water inlet;
I. whether sensed water level raises, and continues water inlet if then forward steps d to, then carries out alert program if not.
4. washing machine water inletting monitoring method according to claim 1, it is characterized in that: the concrete steps of this method are:
A '. start the water inlet program, the timer zero clearing;
B '. judge whether washtub is empty bucket, claims to begin water inlet after the clothing weight if empty bucket is then carried out the fuzzy Judgment program, and execution in step d ' is if washtub has water then to carry out next step;
C '. whether sensed water level is lower than designated water level, if water level reaches designated water level and then carries out washing procedure, then carries out next step if be lower than designated water level;
D '. begin water inlet;
E '. the timer timing;
F '. judge that whether flooding time arrives the detection time of setting, if then carry out next step, then forwards steps d to if not ' continue to intake;
G '. whether sensed water level raises, if then carry out next step, then carries out alert program if not;
H '. whether sensed water level reaches designated water level, if water inlet end is then carried out washing procedure, then carries out next step if not;
I '. judge that whether flooding time arrives total flooding time of setting, if then carry out alert program, then forwards steps d to if not ' continue to intake.
5. washing machine water inletting monitoring method according to claim 3 is characterized in that: whether sensed water level raises and refers to whether the amount that SEA LEVEL VARIATION increases in h step detection time of the section satisfies in a setting range in the step I.
6. washing machine water inletting monitoring method according to claim 4 is characterized in that: step g ' in the sensed water level amount that refers to SEA LEVEL VARIATION increase in f ' step detection time of the section that whether raises whether satisfy in a setting range.
7. according to each described washing machine water inletting monitoring method of claim 1-6, it is characterized in that: sensed water level is by level sensor mode sensed water level, or the mode of use traffic meter is calculated the variable quantity of water level.
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| CN102587092A (en) * | 2012-01-16 | 2012-07-18 | 贝国寅 | Digital water level control device and water control method for washing machine |
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Effective date of registration: 20160819 Address after: 266101 Haier Industrial Park, No. 1, Haier Road, hi tech park, Laoshan District, Shandong, China Patentee after: Qingdao Haier Washing Machine Co., Ltd. Address before: 266101 Haier Industrial Park, No. 1, Haier Road, hi tech park, Laoshan District, Shandong, China Patentee before: haier group corporation Patentee before: Qingdao Haier Washing Machine Co., Ltd. |