CN1916794A - Realtime method and device for detecting time of using products of electrical household appliance - Google Patents
Realtime method and device for detecting time of using products of electrical household appliance Download PDFInfo
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- CN1916794A CN1916794A CNA2006100217748A CN200610021774A CN1916794A CN 1916794 A CN1916794 A CN 1916794A CN A2006100217748 A CNA2006100217748 A CN A2006100217748A CN 200610021774 A CN200610021774 A CN 200610021774A CN 1916794 A CN1916794 A CN 1916794A
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Abstract
A method for detecting service time of domestic appliances in real time sets service time of real time detection unit on domestic appliances to accumulate and to store as well as to display service time of domestic appliance. The said real time detection unit can accurately control and detect service time of domestic appliances.
Description
Technical field
The present invention relates to household appliances, particularly household appliances real-time detection technique service time.
Background technology
Along with the raising of The development in society and economy and people's living standard, the social owning amount of household appliances is very huge, and the security of household appliances is problems that can not be ignored.Household appliances are along with the increase of service time, the components and parts that constitute product are aging gradually, some safety devices and particularly for the device that strict demand is arranged service time, for example safety electric capacity, electrochemical capacitor, AC power connecting line etc., just may cause serious consequences such as electric leakage, burning even blast, will become a potential safety hazard.
At existing nearly all household appliances, as televisor commonly used, air conditioner, refrigerator, washing machine electromagnetic stove, micro-wave oven or the like, all used microprocessor (CPU) to realize the partial function of complete machine, be mainly concerned with aspects such as control, demonstration, CPU can provide corresponding signal output according to the part that relevant input signal is controlled needs, thereby realize that this also provides convenience for the real-time monitoring of household appliances life-span or service time to the real-time control of household appliances and relevant complete machine function.
Some household appliances enterprises also propose the tenure of use of household appliances above 7 years, if relevant issues just should be exempted the related responsibility to this product at present.The part countries and regions require household electrical appliances manufacturing enterprise will bear the recovery responsibility of household electrical appliances now, these all need a scientific methods to give to support, this also is the problem to the household appliances lifecycle management, for the household appliances life-span, iff managing by buying (or dispatching from the factory) time limit, just seeming for the consumer is unfair.Utilizing and calculate service time in its life-span, should be the most fair and rational.When arriving certain service time, just can make the household appliances auto sleep, perhaps with Monitoring Data service time of these household appliances, be used as the data of the lifecycle management of after sale service and household appliances.
Summary of the invention
The present invention wants the technical solution problem, and the problem that can not monitor in real time service time at existing household appliances exactly provides a kind of household appliances real-time detection method of service time, and the present invention also provides household appliances real-time detection apparatus service time.
The technical scheme that the present invention solve the technical problem employing is that household appliances real-time detection method service time may further comprise the steps:
When a. starting shooting at every turn, detect and represent household appliances to be in the characteristic quantity of user mode;
B. when detecting above-mentioned characteristic quantity, pick up counting;
C. storage is accumulated in above-mentioned timing;
Household appliances real-time detection apparatus service time of the present invention comprises microprocessor, storer, testing circuit and feed circuit; Described testing circuit is connected with microprocessor, with the working state signal input microprocessor of described household appliances; Described microprocessor is connected with storer; Described storer is used to store the accumulation service time of described household appliances; Described feed circuit are connected with storer with microprocessor, for microprocessor and storer provide the time-delay power supply.
The invention has the beneficial effects as follows: the service time that can accurately control and monitor household appliances, reduce potential safety hazard greatly, for household appliances enterprise or associated mechanisms provide the household appliances real data of service time, be convenient to household appliances enterprise or associated mechanisms is more effectively monitored household appliances.Implementation method of the present invention is simple, and cost is low, and very strong operability is arranged.
Description of drawings
Fig. 1 household appliances real-time detection apparatus service time block diagram;
Fig. 2 is the synoptic diagram of embodiment.
Embodiment
Describe technical scheme of the present invention in detail below in conjunction with drawings and Examples.
Household appliances real-time detection method service time of the present invention may further comprise the steps:
When a. starting shooting at every turn, detect and represent household appliances to be in the characteristic quantity of user mode;
B. when detecting above-mentioned characteristic quantity, pick up counting;
C. storage is accumulated in above-mentioned timing;
Further be also to comprise steps d: show household appliances service time in real time;
Further be also to comprise step e: when accumulated time reaches setting value, household appliances are placed dormant state and/or alarm;
Concrete is, described household appliances are televisor, and described characteristic quantity is the operating voltage of TV images display.
Household appliances real-time detection apparatus service time of the present invention comprises microprocessor, storer, testing circuit and feed circuit; Described testing circuit is connected with microprocessor, with the working state signal input microprocessor of described household appliances; Described microprocessor is connected with storer; Described storer is used to store the accumulation service time of described household appliances; Described feed circuit are connected with storer with microprocessor, for microprocessor and storer provide the time-delay power supply;
Concrete is that described feed circuit are made of isolating diode and electric capacity; Described electric capacity is connected with the power supply of described household appliances by isolating diode;
Further be, described household appliances real-time detection apparatus service time also comprises display device, and described display device is connected with microprocessor, shows the service time of household appliances;
Concrete household appliances are televisor; Described display device is the display of described televisor; Described microprocessor is the controller of described televisor; The working state signal of described household appliances is the operating voltage of described television display.
Fig. 1 shows the structured flowchart of household appliances real-time detection apparatus service time, and its composition comprises: testing circuit, feed circuit, storer, microprocessor and display device.Testing circuit to household appliances duty detect, mainly be to represent the in running order characteristic quantity of household appliances by detecting, judge that household appliances are in running order or holding state, the characteristic quantity here can be that the row of CRT televisor/monitor scans voltage, the operating voltage of the liquid crystal display of LCD televisor/monitor, perhaps operating voltage of cooler compressor etc.When detecting above-mentioned characteristic quantity, the testing circuit output signal triggers microprocessor and picks up counting.Simultaneously microprocessor is sent to storer and display device with chronometric data and stores and show.Feed circuit can provide the time-delay power supply, so that microprocessor and storer are finished the accumulative total and the storage of chronometric data among the figure when household appliances shut down.Microprocessor among the figure, storer and display can be the ingredients of household appliances itself, also can be the parts that increases newly, and storer both can be that microprocessor is plug-in, internal memory that also can microprocessor.
Embodiment
Be example with LCD TV/monitor product below, describe technical scheme of the present invention in detail.Referring to Fig. 2, triode T1 among the figure, resistance R 2, R3 constitute this routine testing circuit.The A point is connected with the inverter power supply of LCD TV/display among the figure, and inverter is the device that operating voltage is provided for the liquid crystal screen back light source of LCD TV/monitor.Diode D1 among the figure, capacitor C 1 are formed the feed circuit of household appliances real-time detection apparatus service time, for microprocessor and storer provide auxiliary power supply.Wherein capacitor C 1 can be a large bulk capacitance, and its amount of capacity is selected according to the consumed power of microprocessor, also can be battery, and its effect is to guarantee that microprocessor delivers to data storer and preservation when primary power source de-energizes (shutdown).The effect of diode D1 is to isolate other circuit after the complete machine shutdown among the figure, reduces power consumption, guarantees the power requirement of microprocessor and storer.Vcc is the 5V operating voltage of LCD TV/monitor among the figure.In this example, A point no-voltage when LCD TV/monitor is in shutdown or standby, under holding state or the duty, Vcc is 5V.When complete machine was in running order, the A point voltage placed high level through resistance R 2, R3 dividing potential drop with triode T1 base stage, triode T1 conducting, and " IN " end of microprocessor is placed in low level, and microprocessor begins counting.Microprocessor calls the time data of last storage in the storer, and internal timer is started, on the data that stacked data is added to storage.Here timing mode has two kinds, a kind of is the mode of successively decreasing, this mode is applicable to life tests, presets a life time before product export, after complete machine enters work, time data successively decreases, after 0, after promptly the life-span reaches the design preset time, microprocessor output control signal, make complete machine dormancy or negative timing, send acousto-optic simultaneously and remind.Another kind is to increase progressively timing, is exactly since 0, constantly increases progressively working time data input store with LCD TV/monitor and adds up and store, when the working time, data reached setting value, microprocessor output control signal makes the complete machine dormancy, sends acousto-optic simultaneously and reminds.When the user called the display routine of above-mentioned data, the aggregate-value of brilliant TV/monitor working time will embed on the display screen and show.The A point voltage disappears when LCD TV/monitor is in holding state, and triode T1 ends, and microprocessor " IN " end is placed in high level by resistance R 1, and microprocessor stops timing, stand-by time is not counted the service time of product.When LCD TV/monitor shut down, the time-delay feed circuit of being made up of diode D1 and capacitor C 1 can guarantee that depositing data in storer preserves.
Claims (7)
1. household appliances real-time detection method service time may further comprise the steps:
When a. starting shooting at every turn, detect and represent household appliances to be in the characteristic quantity of user mode;
B. when detecting above-mentioned characteristic quantity, pick up counting;
C. storage is accumulated in above-mentioned timing.
2. household appliances real-time detection method service time according to claim 1 is characterized in that, also comprises steps d: show household appliances service time in real time.
3. household appliances real-time detection method service time according to claim 1 and 2 is characterized in that, also comprises step e: when accumulated time reaches setting value, described household appliances are placed dormant state and/or alarm.
4. household appliances real-time detection method service time according to claim 3 is characterized in that described household appliances are televisor, and described characteristic quantity is the operating voltage of TV images display.
5. household appliances real-time detection apparatus service time comprises microprocessor, storer, display device, testing circuit and feed circuit; Described testing circuit is connected with microprocessor, triggers described microprocessor timing with the working state signal of described household appliances; Described microprocessor is connected with storer; Described storer is used to store the accumulation service time of described household appliances; Described feed circuit are connected with storer with microprocessor, for microprocessor and storer provide the time-delay power supply; Described display device is connected with microprocessor, shows the service time of household appliances.
6. household appliances real-time detection apparatus service time according to claim 5 is characterized in that described feed circuit are made of isolating diode and electric capacity; Described electric capacity is connected with the power supply of described household appliances by isolating diode.
7. according to claim 5 or 6 described household appliances real-time detection apparatus service time, it is characterized in that described household appliances are televisor; Described display device is described television display screen; Described microprocessor is the controller of described televisor; The working state signal of described household appliances is the operating voltage of described television display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006100217748A CN1916794A (en) | 2006-09-07 | 2006-09-07 | Realtime method and device for detecting time of using products of electrical household appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006100217748A CN1916794A (en) | 2006-09-07 | 2006-09-07 | Realtime method and device for detecting time of using products of electrical household appliance |
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| Publication Number | Publication Date |
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| CN1916794A true CN1916794A (en) | 2007-02-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNA2006100217748A Pending CN1916794A (en) | 2006-09-07 | 2006-09-07 | Realtime method and device for detecting time of using products of electrical household appliance |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102621880A (en) * | 2012-03-27 | 2012-08-01 | 杜骞 | Storage power utilization timer |
| CN103297488A (en) * | 2012-03-01 | 2013-09-11 | 王琦凡 | Method and system for conducting monitoring and reminding on product utilization |
| CN104216302A (en) * | 2014-08-29 | 2014-12-17 | 珠海格力电器股份有限公司 | Control method and system of electrical products |
| CN105320044A (en) * | 2014-07-01 | 2016-02-10 | 青岛海尔洗衣机有限公司 | Method for monitoring operation states of household electrical appliance and washing machine, intelligent socket, and washing machine |
| CN106992596A (en) * | 2017-05-22 | 2017-07-28 | 合肥联信电源有限公司 | A kind of emergency power system with intelligent timing function |
-
2006
- 2006-09-07 CN CNA2006100217748A patent/CN1916794A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103297488A (en) * | 2012-03-01 | 2013-09-11 | 王琦凡 | Method and system for conducting monitoring and reminding on product utilization |
| CN103297488B (en) * | 2012-03-01 | 2014-08-06 | 王琦凡 | Method and system for conducting monitoring and reminding on product utilization |
| CN102621880A (en) * | 2012-03-27 | 2012-08-01 | 杜骞 | Storage power utilization timer |
| CN102621880B (en) * | 2012-03-27 | 2014-10-22 | 杜骞 | Storage power utilization timer |
| CN105320044A (en) * | 2014-07-01 | 2016-02-10 | 青岛海尔洗衣机有限公司 | Method for monitoring operation states of household electrical appliance and washing machine, intelligent socket, and washing machine |
| CN105320044B (en) * | 2014-07-01 | 2019-04-05 | 青岛海尔洗衣机有限公司 | A kind of household electrical appliances and washing machine running state monitoring method, intelligent socket and washing machine |
| CN104216302A (en) * | 2014-08-29 | 2014-12-17 | 珠海格力电器股份有限公司 | Control method and system of electrical products |
| CN106992596A (en) * | 2017-05-22 | 2017-07-28 | 合肥联信电源有限公司 | A kind of emergency power system with intelligent timing function |
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