CN1328436C - Control method for protecting electrolytic bath working in water intaking process - Google Patents
Control method for protecting electrolytic bath working in water intaking process Download PDFInfo
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- CN1328436C CN1328436C CNB200310113634XA CN200310113634A CN1328436C CN 1328436 C CN1328436 C CN 1328436C CN B200310113634X A CNB200310113634X A CN B200310113634XA CN 200310113634 A CN200310113634 A CN 200310113634A CN 1328436 C CN1328436 C CN 1328436C
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 155
- 238000000034 method Methods 0.000 title claims abstract description 43
- 238000005406 washing Methods 0.000 claims abstract description 34
- 238000005868 electrolysis reaction Methods 0.000 claims description 23
- 238000012544 monitoring process Methods 0.000 claims description 3
- 230000002159 abnormal effect Effects 0.000 abstract 1
- 239000000843 powder Substances 0.000 description 5
- 238000001514 detection method Methods 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
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- Control Of Washing Machine And Dryer (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The present invention relates to a control method for protecting the work of an electrolytic tank in the process that water is conveyed in. In the prior period that washing water of a washing machine is conveyed in, a water inlet valve is opened by an output driving circuit. Firstly, the current water level and a set water level are compared, and then, the fact whether water flows through the electrolytic tank is judged by a water level detector or by a water flow meter arranged in the water channel of the electrolytic tank; therefore, the work of the electrolytic tank is protected. The method can effectively protect the electrolytic tank, and therefore, the possibility that the electrolytic tank works in abnormal states caused by the reasons of external environment, etc. is reduced.
Description
Technical field
The present invention relates to a kind of method of protecting electric tank working, refer in particular to the control method of protection electric tank working in a kind of process of intaking.
Background technology
Develop rapidly along with modern science and technology, live closely-related home appliance also in continuous update with people, washing machine is no exception, by mechanical type washing machine the earliest, develop into present intellectual washing machine, simultaneously, with the relevant washing powder of laundry also improve, by province's washing powder washing machine till now without washing powder.Washing machine without washing powder appears on the market already, so it without washing powder, is a setting-electrolytic cell in washing machine, utilizes the principle of electrolysis, and running water is electrolyzed to produce acidity and alkali ion, and basic ion is used for washing, and acid ion then is used for disinfection.And at present major part is utilized the washing machine of electrolytic tank electrolysis water washing clothing, in the water inlet process, and the tap water flows electrolytic cell, electrolytic tank electrolysis is electrolyzed to produce ionized water with the running water of neutrality and washs.But when not having tap water flows in the reason electrolytic cell owing to the outside, electrolytic cell electrolysis meeting this moment produces too high temperature rise, influences the service life of electrolytic cell; Simultaneously temperature up to 90 ℃ internal environment in, the working of plastics of electrolytic cell can be out of shape to cause and leaks, and destroys the normal use of complete machine.
So, how can on conventional device, develop a cover guard method, especially the method for protection electrolytic cell in the water inlet process becomes.
Summary of the invention
Thereby the object of the invention is to provide a kind of control method that whether has water to flow through the protection electric tank working in the water inlet process in the electrolytic cell of judging automatically in the water inlet process.
The technical solution used in the present invention is as follows for achieving the above object:
The control method of protection electric tank working in a kind of process of intaking in washing machine washing water inlet process, is opened water intaking valve by output driving circuit, and is judged whether have water to flow through in the electrolytic cell by signal deteching circuit, thus the protection electric tank working.
This method has following steps:
(10), the beginning, singlechip chip says the word to output driving circuit and signal monitoring circuit;
(20), say the word to water intaking valve by output driving circuit;
(30), water intaking valve is opened;
(40), carry out determining step: judge by signal supervisory instrument whether water-level control apparatus changes; If water-level control apparatus changes, illustrated that water flows through electrolytic cell, then carry out electrolysis step (60); If water-level control apparatus does not change, illustrating does not have water to flow in the electrolytic cell, then reports to the police, cuts off load power supply step (50);
(50), report to the police, cut off the load power supply;
(60), electrolytic cell is started working the beginning electrolysis;
(70), water intaking valve closes, stops electrolysis work, enters the washing state.
Under the prerequisite of total method, if the decision means difference of using, its concrete determination methods is slightly different, specific as follows:
In determining step (40), when adopting level sensor to judge current in its water-level control apparatus, its concrete determining step is as follows:
(41), beginning sensed water level sensor, and write down current water level;
(42), enter determining step, current water level is compared with designated water level:, then change step (43) over to if current water level and designated water level are identical or be higher than designated water level; If current water level is lower than designated water level, then change step (44) over to;
(43), machine operation, begin to carry out washing work;
(44), the forward electrolysis for the first time of water intake valve, beginning, simultaneously level sensor is scanned;
(45), the water level of the current scanning of record;
(46), calculate water-head, and store recording K returns step (44), successively circulation again;
(47), carry out determining step: if the record number of circulation then returns step (45) less than 5 times; If the record number is greater than 5 times, execution in step (48) down then;
(48), water level store recording K is judged: if each K, then returns step (42) all greater than 0; If the K that wherein has, then forwards step (50) to less than 0.
Wherein, in step (44), be between 1 time/50ms to 1/20s to the scanning frequency of level sensor.
In determining step (40), increase-current detect timing in its water-level control apparatus, and its concrete determining step is as follows:
(41 '), begin to detect and the record water level;
(42 '), enter determining step, current water level is compared with designated water level:, then change step (43 ') over to if current water level and designated water level are identical or be higher than designated water level; If current water level is lower than designated water level, then change step (44 ') over to;
(43 '), machine operation begin to carry out washing work;
The action of (44 '), water intaking valve, beginning is the forward electrolysis for the first time;
(45 '), judge that current detect meter and whether open a way, if not open circuit, then carry out next determining step (46 '); If open circuit, then execution in step (50);
(46 '), judge whether to arrive the water level of setting: if arrive designated water level, then execution in step (47 '); If do not arrive designated water level, then forward step (44 ') to;
(47 '), water intaking valve, forward electrolysis stop, and machine operation begins to wash.
(50), report to the police, cut off the load power supply;
Wherein, in determining step (45 '), for fear of error in judgement, current detect meter, and the time of open circuit is no less than 5 seconds continuously.
Use beneficial effect of the present invention to be:
This control method can effectively be protected electrolytic cell, thereby has reduced the possibility that the electrolytic cell that causes owing to reasons such as external environment conditions is worked under abnormality.
Description of drawings
Fig. 1 is a control assembly structured flowchart of the present invention;
Fig. 2 is a flow chart of the present invention;
Fig. 3 is the flow chart of the job step of decision means in the embodiments of the invention 1;
Fig. 4 is the flow chart of the job step of decision means in the embodiments of the invention 2;
The specific embodiment
As Fig. 1, be control assembly structured flowchart of the present invention, form by singlechip chip, power circuit, clock circuit, button inputting circuits, output driving circuit, signal deteching circuit, zero crossing circuitry, display circuit, buzz circuit etc. on the computer plate, described signal deteching circuit is used for water level and the record in the monitor wash bucket, described output driving circuit links to each other with water intaking valve, the action of control water intaking valve.
Singlechip chip is controlled at the early stage of washing machine washing water inlet, by water level and the record in the signal deteching circuit monitor wash bucket, control output driving circuit simultaneously and make that water intaking valve begins water inlet, electrolytic cell starts working, judging in the electrolytic cell by signal deteching circuit in the overall process of water inlet has or not water to flow through, in singlechip chip is judged electrolytic cell during anhydrous flowing through, drive the buzz that buzz circuit work is reported to the police, by the display circuit display alarm information, the control output circuit cuts off the power supply to all load devices such as electrolytic cell and water intaking valves simultaneously.
As Fig. 2, be flow chart of the present invention, this method has following steps:
(10), the beginning, singlechip chip says the word to output driving circuit and signal monitoring circuit;
(20), say the word to water intaking valve by output driving circuit;
(30), water intaking valve is opened;
(40), carry out determining step: judge by signal supervisory instrument whether water-level control apparatus changes; If water-level control apparatus changes, illustrated that water flows through electrolytic cell, then carry out electrolysis step (60); If water-level control apparatus does not change, illustrating does not have water to flow in the electrolytic cell, then reports to the police, cuts off load power supply step (50);
(50), report to the police, cut off the load power supply;
(60), electrolytic cell is started working the beginning electrolysis;
(70), water intaking valve closes, stops electrolysis work, enters the washing state.
For the parts difference that adopts in the determining step, its concrete determination methods is also different, enumerates two embodiment below by flow chart, illustrates respectively:
This judge the method that whether has water to flow through in the electrolytic cell total be: the initial stage of water inlet is detected current and the record in the washtub, in the water inlet electrolysis, constantly level sensor is scanned, H sweep time (H is 100ms-10s) detects and writes down the interior water level of washtub and compares with the preceding once water level of record, and then judging when water level constantly rises has water to flow through in the electrolytic cell; When N continuous (N is not less than 10 integer) when inferior judgement water level does not change, then judging does not have water to flow through in the electrolytic cell.
As Fig. 3, its concrete steps are as follows:
(41), beginning sensed water level sensor, and write down current water level;
(42), enter determining step, current water level is compared with designated water level:, then change step (43) over to if current water level and designated water level are identical or be higher than designated water level; If current water level is lower than designated water level, then change step (44) over to;
(43), machine operation, begin to carry out washing work;
(44), the forward electrolysis for the first time of water intake valve, beginning, simultaneously level sensor is scanned;
(45), the water level of the current scanning of record;
(46), calculate water-head, and store recording K returns step (44), successively circulation again;
(47), carry out determining step: if the record number of circulation then returns step (45) less than 5 times; If the record number is greater than 5 times, execution in step (48) down then;
(48), water level store recording K is judged: if each K, then returns step (42) all greater than 0; If the K that wherein has, then forwards step (50) to less than 0.
Wherein, in step (44), be between 1 time/50ms to 1/20s to the scanning frequency of level sensor.
Judge that the method that whether has water to flow through in the electrolytic cell also can increase current and detect meter in washing machine, current detected meter be arranged on that out-of-date as current, current detect the meter short circuit near in the water route of electrolytic cell position; When there not being current out-of-date, current detect the meter open circuit.For fear of erroneous judgement, when the current detection meter continuous open circuit time is N (N is not less than 5 seconds), then judging does not have water to flow through in the electrolytic cell.
As Fig. 4, be the flow chart of the job step of decision means, its concrete determining step is as follows:
(41 '), begin to detect and the record water level;
(42 '), enter determining step, current water level is compared with designated water level:, then change step (43 ') over to if current water level and designated water level are identical or be higher than designated water level; If current water level is lower than designated water level, then change step (44 ') over to;
(43 '), machine operation begin to carry out washing work;
The action of (44 '), water intaking valve, beginning is the forward electrolysis for the first time;
(45 '), judge that current detect meter and whether open a way, if not open circuit, then carry out next determining step (46 '); If open circuit, then execution in step (50);
(46 '), judge whether to arrive the water level of setting: if arrive designated water level, then execution in step (47 '); If do not arrive designated water level, then forward step (44 ') to;
(47 '), water intaking valve, forward electrolysis stop, and machine operation begins to wash.
(50), report to the police, cut off the load power supply;
Wherein, in determining step (45 '), for fear of error in judgement, current detect meter, and the time of open circuit is no less than 5 seconds continuously.
Claims (6)
1. the control method of protection electric tank working in the process of intaking; it is characterized in that: in washing machine washing water inlet process; open water intaking valve by output driving circuit, and judge whether have water to flow through in the electrolytic cell by signal deteching circuit, thus the protection electric tank working.
2. the control method of protection electric tank working in the water inlet process according to claim 1, it is characterized in that: this method has following steps:
(10), the beginning, singlechip chip says the word to output driving circuit and signal monitoring circuit;
(20), say the word to water intaking valve by output driving circuit;
(30), water intaking valve is opened;
(40), carry out determining step: judge by signal deteching circuit whether water-level control apparatus changes: if water-level control apparatus changes, illustrated that water flows through electrolytic cell, then carried out electrolysis step (60); If water-level control apparatus does not change, illustrating does not have water to flow in the electrolytic cell, then reports to the police, cuts off load power supply step (50);
(50), report to the police, cut off the load power supply;
(60), electrolytic cell starts working, the beginning electrolysis is up to the designated water level of intaking;
(70), water intaking valve closes, stops electrolysis work, enters the washing state.
3. the control method of protection electric tank working in the water inlet process according to claim 2 is characterized in that: in determining step (40), when adopting level sensor to judge current in its water-level control apparatus, its concrete determining step is as follows:
(41), beginning sensed water level sensor, and write down current water level;
(42), enter determining step, current water level is compared with designated water level:, then change step (43) over to if current water level and designated water level are identical or be higher than designated water level; If current water level is lower than designated water level, then change step (44) over to;
(43), machine operation, begin to carry out washing work;
(44), the forward electrolysis for the first time of water intake valve, beginning, simultaneously level sensor is scanned;
(45), the water level of the current scanning of record;
(46), calculate water-head, and store recording K returns step (44), successively circulation again;
(47), carry out determining step: if the record number of circulation then returns step (45) less than 5 times; If the record number is greater than 5 times, execution in step (48) down then;
(48), water level store recording K is judged: if each K, then returns step (42) all greater than 0; If the K that wherein has is not more than 0, then forward step (50) to;
(50), report to the police, cut off the load power supply.
4. the control method of protection electric tank working in the water inlet process according to claim 3 is characterized in that: in step (44), be between 1 time/50ms to 1/20s to the scanning frequency of level sensor.
5. the control method of protection electric tank working in the water inlet process according to claim 2 is characterized in that: in determining step (40), increase by current in its water-level control apparatus and detect timing, its concrete determining step is as follows:
(41 '), begin to detect and the record water level;
(42 '), enter determining step, current water level is compared with designated water level:, then change step (43 ') over to if current water level and designated water level are identical or be higher than designated water level; If current water level is lower than designated water level, then change step (44 ') over to;
(43 '), machine operation begin to carry out washing work;
The action of (44 '), water intaking valve, beginning is the forward electrolysis for the first time;
(45 '), judge that current detect meter and whether open a way, if not open circuit, then carry out next determining step
(46 '); If open circuit, then execution in step (50);
(46 '), judge whether to arrive the water level of setting: if arrive designated water level, then execution in step (47 '); If do not arrive designated water level, then forward step (44 ') to;
(47 '), water intaking valve, forward electrolysis stop, and machine operation begins to wash;
(50), report to the police, cut off the load power supply.
6. the control method of protection electric tank working in the water inlet process according to claim 4 is characterized in that: in determining step (45 '), for fear of erroneous judgement, current detect meter, and the time of open circuit is no less than 5 seconds continuously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200310113634XA CN1328436C (en) | 2003-11-14 | 2003-11-14 | Control method for protecting electrolytic bath working in water intaking process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200310113634XA CN1328436C (en) | 2003-11-14 | 2003-11-14 | Control method for protecting electrolytic bath working in water intaking process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1616720A CN1616720A (en) | 2005-05-18 |
| CN1328436C true CN1328436C (en) | 2007-07-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB200310113634XA Expired - Fee Related CN1328436C (en) | 2003-11-14 | 2003-11-14 | Control method for protecting electrolytic bath working in water intaking process |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006061080B3 (en) * | 2006-12-22 | 2008-07-03 | BSH Bosch und Siemens Hausgeräte GmbH | Water-conducting household appliance with clocked operated water inlet valve |
| JP2022049909A (en) * | 2020-09-17 | 2022-03-30 | 青島海爾洗衣机有限公司 | Ozone water spraying device |
| CN112683360A (en) * | 2020-12-22 | 2021-04-20 | 苏州简管家物联技术有限公司 | Method for switching working modes of liquid level detection equipment |
| CN113718470A (en) * | 2021-09-16 | 2021-11-30 | 珠海格力电器股份有限公司 | Water inflow judging method and washing machine |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1379142A (en) * | 2001-04-05 | 2002-11-13 | 三洋电机株式会社 | Motor driven laundry machine |
| JP2003251094A (en) * | 2002-02-28 | 2003-09-09 | Sanyo Electric Co Ltd | Washing machine, and cleaning machine |
-
2003
- 2003-11-14 CN CNB200310113634XA patent/CN1328436C/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1379142A (en) * | 2001-04-05 | 2002-11-13 | 三洋电机株式会社 | Motor driven laundry machine |
| JP2003251094A (en) * | 2002-02-28 | 2003-09-09 | Sanyo Electric Co Ltd | Washing machine, and cleaning machine |
Non-Patent Citations (4)
| Title |
|---|
| 全自动洗衣机电磁进水阀保护电路 叶国荣，林敏，家用电器，第5期 1996 * |
| 全自动洗衣机电磁进水阀保护电路 叶国荣，林敏，家用电器，第5期 1996;洗衣机电脑程控器设计探讨 刘发文，周康碧，家电科技，第5期 1990;用AT89C2051单片机制作洗衣机控制电路 可强，电子世界，第3期 2001 * |
| 洗衣机电脑程控器设计探讨 刘发文，周康碧，家电科技，第5期 1990 * |
| 用AT89C2051单片机制作洗衣机控制电路 可强，电子世界，第3期 2001 * |
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| CN1616720A (en) | 2005-05-18 |
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Granted publication date: 20070725 |