CN107167181A - The intelligent automation detection method and system of a kind of electric heater - Google Patents
The intelligent automation detection method and system of a kind of electric heater Download PDFInfo
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- CN107167181A CN107167181A CN201710385455.3A CN201710385455A CN107167181A CN 107167181 A CN107167181 A CN 107167181A CN 201710385455 A CN201710385455 A CN 201710385455A CN 107167181 A CN107167181 A CN 107167181A
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- 238000001514 detection method Methods 0.000 title claims abstract description 117
- 238000012360 testing method Methods 0.000 claims abstract description 85
- 238000004088 simulation Methods 0.000 claims abstract description 15
- 238000012545 processing Methods 0.000 claims abstract description 13
- 238000004458 analytical method Methods 0.000 claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 34
- 238000000034 method Methods 0.000 claims description 11
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- 230000008859 change Effects 0.000 claims description 9
- 238000009841 combustion method Methods 0.000 claims description 8
- 230000005611 electricity Effects 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 6
- 238000013461 design Methods 0.000 claims description 5
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- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 238000007405 data analysis Methods 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 claims description 2
- 238000007689 inspection Methods 0.000 description 7
- 238000005485 electric heating Methods 0.000 description 5
- 230000007306 turnover Effects 0.000 description 4
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- 239000003086 colorant Substances 0.000 description 2
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
Abstract
The invention discloses a kind of intelligent automation detection method and device of electric heater, it is characterized in that, it is by setting signal simulation output, three big modular systems of signal detection and signal transacting, the thermometer collected is used for every detect by system, export analog signal control electric heater, detection classification is selected by button and changes the size of analog signal, and detect that the temperature feedback signal and relay feedback signal of electric heater carry out analysis judgement to the function of electric heater, intelligent data analyzing and processing finally is carried out to testing result, simultaneously by detecting that the drive signal of relay is monitored in real time to the working condition of relay on power panel.So as to realize every basic function of automatic detection electric heater.The present invention, which has, saves electric energy, reduces the advantage of testing cost.
Description
Technical field
The present invention relates to electric heater technical field, more particularly, to the detection technique of electric heater.
Background technology
Existing electric heater detection technique mainly has two kinds.One is that the function of electric heater is carried out by testing staff
Test；Two be that the function of electric heater is tested by electric heater automatic Test Table.
When testing staff is tested electric heater, it is necessary to have enough understandings to the function of detected electric heater,
And the related detecting method of electric heater must be skillfully grasped, so the requirement to testing staff is higher.Due to detection electric heating
Itself there is the undesirable elements such as aging, failure in the instrument and equipment of hydrophone, it is low to add artificial detection cycle length, efficiency, so in inspection
Easily occur the phenomenons such as the missing inspection of function false retrieval, big, the detection dysfunction of detection data fluctuations during survey.
Electric heater automatic testing stand cost taken by themselves is high, also needs to build turnover water route, it is impossible to carry out simulated test, can only
The part of functions of electric heater is tested, and the instrument and equipment space-consuming of detection is big, while being needed in test process pair
Electric heater is heated once and again, so power consumption is big, testing efficiency is relatively low.
The content of the invention
The purpose of the present invention provides a kind of shadow of not examined equipment oneself factor aiming at the deficiencies in the prior art
Ring, be not in the phenomenons such as false retrieval missing inspection, detection data fluctuations, without the need for turnover water route is built, save electric energy, reduction inspection
Survey the intelligent automation detection method of the electric heater of cost.
Be not in false retrieval leakage the present invention also aims to provide a kind of influence of not examined equipment oneself factor
The phenomenons such as inspection, detection data fluctuations, without the need for turnover water route is built, save electric energy, reduce the electric heater of testing cost
The device of automatic detection.
In order to reach object above, patent of the present invention is adopted the following technical scheme that：
A kind of intelligent automation detection method of electric heater, it is characterised in that it be by setting signal simulation output,
The thermometer collected is used for every detection, output simulation by three big modular systems of signal detection and signal transacting, system
Signal controls electric heater, selects detection classification by button and changes the size of analog signal, and detects electric heater
Temperature feedback signal and relay feedback signal carry out analysis judgement to the function of electric heater, finally carry out intelligence to testing result
Data Analysis Services can be changed, while by detecting that it is real that the drive signal of relay is carried out to the working condition of relay on power panel
When monitoring.So as to realize every basic function of automatic detection electric heater.
As a further illustration of the above scheme, every basic function of the automatic detection electric heater includes relay
Detect that life tests are protected in water outlet outage detection, earth leakage protective detection and leakage, testing result is exported to display screen, in actual test
Middle output temperature analog signal, water flow simulation signal, analog clock signal, leakage analog signal, are believed by these simulations first
Number complete detection is carried out to the function of electric heater, then by detecting the drive signal of relay to relay on power panel
Working condition is monitored in real time, and test result finally is saved as into local document and printed out；Or pass through feature
Button selects detection project to carry out stress test to some projects, if this test failure can start acoustic-optic alarm progress
Alarm.
Further, the specific steps include, when electric heater is in open state, being carried out i.e. hot detection program,
Now system can export one be higher than design temperature temperature value, after certain time detect relay working condition, only when
After the action of relay meets the requirements, system can just export a temperature value for being less than design temperature, then by detecting relay
The working condition of device, to judge that i.e. heat detects whether to complete, i.e., heat will exit i.e. hot detection program after detecting successfully.
A kind of electric heater intelligent automation test system, it is characterised in that it is by signal output module, signal detection mould
Block, signal processing module, feature operation button or knob and display screen composition；
The signal output module includes temperature signal output module, water-flow signal output module, clock control module, leakage
Break-make life tests module, reservation function detection module are protected in electric signal output module, leakage；
The signal detection module includes relay drive signal detection module, SCR control signal detection module, electricity
Heater control signal detection module, ground wire electrified detection module；
The signal processing module is used for the information flow of process signal output module and signal detection module, and passes through display
Screen shows detection state, and system can also need collection analysis data according to test and export test curve；
Temperature signal is transferred to electric heater electric-controlled plate by test system, and electric heater liter is controlled by changing analog signal
Temperature drop temperature, so as to the overtemperature of electric heater, a series of failures such as dry combustion method are detected；
Signal detection module gathers output signal when electric heater works and passes the signal to the signal of test system
The signal collected is analyzed processing module, signal processing module, so as to electric heater inner member such as relay
Device, electric heating tube, the working condition of controllable silicon is judged.
Further, the system also includes a thermometer for being stored in electric heater inside chip, passes through capacitance-resistance electricity
Road, A/D chips or infrared remote control change into the temperature analog signal of change the data signal of monolithic function identification, are carrying out electricity
When water heater function is detected, by calling some temperature in thermometer to detect the function of electric heater at any time；
The system is by I/O mouthfuls of connection operation of electric water heater plates, and system by setting analog temperature signal automatically, by I/
O port transmissions control the detection temperature of electric heater by button or IR remote controller into operation of electric water heater plate, so as to
Quickly realize the detection to the overtemperature of electric heater, dry combustion method and sensor fault.
Described can be sent with clock control module by background program simulates clock signal to adjust the inside of electric heater
Clock, so that electric heater maintenance function is solved the problem of being difficult to long very much test period, while by changing mould
Intending clock signal can shorten the testing time of reservation function in minutes.
The water-flow signal output module can detect electric heater water outlet power down function, by sending water-flow signal to electricity
Heater operation's plate, changes the frequency of water-flow signal to replace the change of actual flow rate of water flow, in the case where disconnecting water pipe
Complete the detection of water outlet power down function.
In the relay test module, the working condition of relay is judged by detecting the drive signal of relay,
Drive signal is generally divided into pulse drive signal and low and high level drive signal, by detecting pulse signal or low and high level signal
It can determine whether the working condition of relay.As an improvement, can also detect whether relay two ends turn on.
Electric leakage signal module is mainly the leakage protection function of detection electric heater, by exporting simulation electric leakage signal, inspection
Leak hunting guarantor whether trip protection.
It is described leakage protect break-make life tests module be primarily used to detection leakage protect power line service life, this module every
Certain time (such as 5s) will send switching signal to control Lou to protect being switched on or switched off for power line, often complete an on off operating mode
For one cycle, the interval time and cycle-index for sending signal can be adjusted by the programming of internal processes, so that right
The reliability of power line is protected in the leakage of electric heater and the life-span is detected.
In the reservation function detection, background program has set a subscription time, coordinates after clock control module,
By adjusting test clock, after reservation detection button is pressed, you can the reservation function of detection electric heater.
The system can realize heating cooling automatically by background program, also can adjust temperature manually by key-press module.
When detecting the failures such as dry combustion method failure, temperature sensor fault, overtemperature failure, it is only necessary to select corresponding function button to start
Corresponding fault detect.The system employs acoustic-optic alarm, and fault category is distinguished using the LED of different colours, and
The Realtime Alerts of failure are realized by buzzer, and test data is output to computer, monitor and show in real time.
Compared with prior art, a kind of intelligent automation detecting system for electric heater that patent of the present invention is provided have with
Lower beneficial effect：
The present invention controls hardware operation by software operation, and equipped with interactive button, it is simple to operate, defeated
Enter after corresponding programmed instruction, you can complete the Function detection to electric heater, detection efficiency is high.The not examined equipment of the system
The influence of oneself factor, is not in the phenomenons such as false retrieval missing inspection, detection data fluctuations, without the need for turnover water route is built, saves
About much electricity, reduces testing cost.It is specific as follows：
1. the system test operation flow simple and fast, test event is perfect, the accuracy of detection is high, can save a large amount of
Testing time.
2. the system background program may be programmed, it can be required to carry out the adjustment of internal processes parameter according to actual test, adapted to
Property it is strong, the electric heater of difference in functionality can be tested.
3. by sending, different signals simulates the parameters such as electric heater temperature, current, reduces in test process
Water power is consumed；Control leakage to protect the break-make of power line and relay to detect the life-span of electronic device, economy by analog signal
It is good.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present invention.
Fig. 2 is temperature acquisition schematic diagram of the invention.
Fig. 3 is heat detection program circuit schematic diagram for the present invention.
Embodiment
Below in conjunction with the accompanying drawings and embodiment is further described to patent of the present invention.
As shown in figure 1, the electric heater intelligent automation test system of the present invention, the system is exported by signal (simulation),
Signal detection, the several module compositions of signal transacting, it is defeated that the signal output module includes temperature signal output module, water-flow signal
Go out module, clock control module, electric leakage signal output module, break-make life tests module, reservation function detection module are protected in leakage；Institute
Stating signal detection module includes relay drive signal detection module, SCR control signal detection module, electric heater control
Signal detection module, ground wire electrified detection module；The signal processing module is used for process signal output module and signal detection
The information flow of module, and detection state is shown by display screen, system can also need collection analysis data and export according to test
Test curve；System also includes being stored in a thermometer of electric heater inside chip, as shown in Fig. 2 by resistance-capacitance circuit,
A/D chips or infrared remote control change into the temperature analog signal of change the data signal of monolithic function identification, are carrying out electric heating
During hydrophone Function detection, by calling some temperature in thermometer to detect the function of electric heater at any time；System will be adopted
The thermometer collected is used for items and detected, output analog signal control electric heater, detects classification by button selection and changes
Become the size of analog signal, and detect the function of temperature feedback signal and relay feedback signal to electric heater of electric heater
Analysis judgement is carried out, intelligent analysis processing finally is carried out to testing result.Automatic detection hot water can be set according to internal processes
Every basic function of device, while life tests are protected including relay test water outlet outage detection, earth leakage protective detection and leakage, will
Testing result is exported to display screen, and test result finally is saved as into local document and printed out.Also it can be pressed by feature
Key selects detection project to carry out stress test to some projects, if this test failure can start acoustic-optic alarm and be reported
It is alert.
Temperature signal is transferred to electric heater electric-controlled plate by the bright test system of we, by changing analog signal control electricity
Water heater heating cooling, so as to the overtemperature of electric heater, a series of failures such as dry combustion method are detected；
Signal detection module gathers output signal when electric heater works and passes the signal to the signal of test system
The signal collected is analyzed processing module, signal processing module, so as to electric heater inner member such as relay
Device, electric heating tube, the working condition of controllable silicon is judged.
The system by I/O mouthfuls of connection operation of electric water heater plates 2, system by setting analog temperature signal automatically, by
I/O port transmissions control the detection temperature of electric heater by button or IR remote controller into operation of electric water heater plate, so that
The overtemperature to electric heater, dry combustion method and the detection of sensor fault can quickly be realized.
Described can be sent with clock control module by background program simulates clock signal to adjust the inside of electric heater
Clock, so that electric heater maintenance function is solved the problem of being difficult to long very much test period, while by changing mould
Intending clock signal can shorten the testing time of reservation function in minutes；The water-flow signal output module can be examined
Electric heater water outlet power down function is surveyed, operation of electric water heater plate is given by sending water-flow signal, the frequency for changing water-flow signal is come
Instead of the change of actual flow rate of water flow, the detection of water outlet power down function is completed in the case where disconnecting water pipe；The relay
In detection module, the working condition of relay is judged by detecting the drive signal of relay, drive signal is generally divided into arteries and veins
Drive signal and low and high level drive signal are rushed, by detecting that pulse signal or low and high level signal can determine whether the work of relay
State.As an improvement, can also detect whether relay two ends turn on；Electric leakage signal module is mainly the leakage of detection electric heater
Electric safeguard function, by export simulation electric leakage signal, detection leakage protect whether trip protection；Break-make life tests module is protected in the leakage
The service life that power line is protected in detection leakage is primarily used to, (such as 5s) will send switching signal to this module at regular intervals
Control leakage is protected power line and is switched on or switched off, and it is one cycle often to complete an on off operating mode, send signal interval time and
Cycle-index can be adjusted by the programming of internal processes, so that reliability and the longevity of power line are protected in the leakage to electric heater
Life is detected.
In the reservation function detection, background program has set a subscription time, coordinates after clock control module,
By adjusting test clock, after reservation detection button is pressed, you can the reservation function of detection electric heater.
The mode of the present invention is by setting signal simulation output, signal detection and signal transacting module system three big
The thermometer collected is used for every detection by system, system, and output analog signal control electric heater selects to detect by button
Classification and the size for changing analog signal, and detect the temperature feedback signal and relay feedback signal of electric heater to electric heating
The function of hydrophone carries out analysis judgement, finally intelligent data analyzing and processing is carried out to testing result, while by detecting relay
The drive signal of device is monitored in real time to the working condition of relay on power panel.So as to realize automatic detection electric heater
Every basic function.
Every basic function of the automatic detection electric heater includes relay test water outlet outage detection, earth leakage protective
Life tests are protected in detection and leakage, testing result are exported to display screen, output temperature analog signal, current mould in actual test
Intend signal, analog clock signal, leakage analog signal, the function of electric heater is carried out by these analog signals first comprehensive
Detection, then by detecting that the drive signal of relay is monitored in real time to the working condition of relay on power panel, most
Test result is saved as into local document afterwards and printed out；Or detection project is selected to some projects by functionality buttons
Stress test is carried out, if this test failure can start acoustic-optic alarm and be alarmed
The system can realize heating cooling automatically by background program, also can adjust temperature manually by key-press module.
When detecting the failures such as dry combustion method failure, temperature sensor fault, overtemperature failure, it is only necessary to select corresponding function button to start
Corresponding fault detect.The system employs acoustic-optic alarm, and fault category is distinguished using the LED of different colours, and
The Realtime Alerts of failure are realized by buzzer, and test data is output to computer, monitor and show in real time.
As shown in figure 3, the system is when it is heat detection to carry out, when electric heater is in open state, it is carried out i.e. hot
Detection program, now system can export one be higher than design temperature temperature value, after certain time detect relay work shape
State, only after the action of relay meets the requirements, system can just export a temperature value for being less than design temperature, then pass through
The working condition of relay is detected, to judge that i.e. heat detects whether to complete, i.e., heat will exit i.e. hot detection journey after detecting successfully
Sequence.
Above-described is only the preferred embodiment of the present invention, it is noted that for one of ordinary skill in the art
For, without departing from the concept of the premise of the invention, various modifications and improvements can be made, these belong to the present invention
Protection domain.
Claims (10)
1. the intelligent automation detection method of a kind of electric heater, it is characterised in that it is by setting signal simulation output, letter
Number detection and three big modular systems of signal transacting, system by the thermometer collected be used for it is every detect, output simulation letter
Number control electric heater, selects detection classification by button and changes the size of analog signal, and detect the temperature of electric heater
Spend feedback signal and relay feedback signal and analysis judgement is carried out to the function of electric heater, intelligence finally is carried out to testing result
Change Data Analysis Services, while by detecting that it is real-time that the drive signal of relay is carried out to the working condition of relay on power panel
Monitoring.So as to realize every basic function of automatic detection electric heater.
2. the intelligent automation detection method of electric heater according to claim 1, it is characterised in that the automatic detection
Every basic function of electric heater includes relay test water outlet outage detection, earth leakage protective detection and leakage and protects life tests,
Testing result is exported to display screen, output temperature analog signal, water flow simulation signal, clock simulation letter in actual test
Number, leakage analog signal, complete detection is carried out to the function of electric heater by these analog signals first, then passes through detection
The drive signal of relay is monitored in real time to the working condition of relay on power panel, finally saves as test result
Local document is simultaneously printed out；Or select detection project to carry out stress test to some projects by functionality buttons, if should
Item test failure can start acoustic-optic alarm and be alarmed.
3. the intelligent automation detection method of electric heater according to claim 2, it is characterised in that the specific steps
Including when electric heater is in open state, being carried out i.e. hot detection program, now system can export one higher than setting temperature
The temperature value of degree, detects the working condition of relay after certain time, only after the action of relay meets the requirements, and system is
A temperature value for being less than design temperature can be exported, then by detecting the working condition of relay, to judge that i.e. hot detect is
No to complete, i.e., heat will exit i.e. hot detection program after detecting successfully.
4. a kind of electric heater intelligent automation test system, it is characterised in that it is by signal output module, signal detection mould
Block, signal processing module, feature operation button or knob and display screen composition；
The signal output module includes temperature signal output module, water-flow signal output module, clock control module, electric leakage letter
Break-make life tests module, reservation function detection module are protected in number output module, leakage；
The signal detection module includes relay drive signal detection module, SCR control signal detection module, electrical heating
Device control signal detection module, ground wire electrified detection module；
The signal processing module is used for the information flow of process signal output module and signal detection module, and by showing screen display
Show detection state, system can also need collection analysis data according to test and export test curve；
Temperature signal is transferred to electric heater electric-controlled plate by test system, controls electric heater heating to drop by changing analog signal
Temperature, so that a series of failures of overtemperature, dry combustion method to electric heater are detected；
Signal detection module gathers output signal when electric heater works and passes the signal to the signal transacting of test system
The signal collected is analyzed module, signal processing module, so as to electric heater inner member such as relay, electricity
Heating tube, the working condition of controllable silicon is judged.
5. electric heater intelligent automation test system according to claim 4, it is characterised in that the system also includes
A thermometer of electric heater inside chip is stored in, by resistance-capacitance circuit, A/D chips or infrared remote control by the temperature of change
Analog signal changes into the data signal of monolithic function identification, when carrying out electric heater Function detection, by calling temperature at any time
Some temperature in degree table detects the function of electric heater；
The system is by I/O mouthfuls of connection operation of electric water heater plates, and system by setting analog temperature signal automatically, by I/O mouthfuls
It is transferred in operation of electric water heater plate, the detection temperature of electric heater is controlled by button or IR remote controller, so as to fast
Speed realizes the detection to the overtemperature of electric heater, dry combustion method and sensor fault.
6. electric heater intelligent automation test system according to claim 4, it is characterised in that the clock control mould
Block sends simulation clock signal to adjust the internal clocking of electric heater by background program.
7. electric heater intelligent automation test system according to claim 4, it is characterised in that water-flow signal exports mould
Block detects electric heater water outlet power down function, gives operation of electric water heater plate by sending water-flow signal, changes the frequency of water-flow signal
Rate replaces the change of actual flow rate of water flow, and the detection of water outlet power down function is completed in the case where disconnecting water pipe.
8. electric heater intelligent automation test system according to claim 5, it is characterised in that the relay driving
In signal detection module, the working condition of relay is judged by detecting the drive signal of relay, drive signal typically divides
For pulse drive signal and low and high level drive signal, by detecting that pulse signal or low and high level signal can determine whether relay
Working condition；And detect whether relay two ends turn on.
9. electric heater intelligent automation test system according to claim 4, it is characterised in that electric leakage signal module master
If detection electric heater leakage protection function, by export simulation electric leakage signal, detection leakage protect whether trip protection；
The leakage protects break-make life tests module and is primarily used to the service life that power line is protected in detection leakage, and this module is when 5s
Between will send switching signal and be switched on or switched off to control Lou to protect power line, it is one cycle often to complete an on off operating mode,
The interval time and cycle-index for sending signal can be adjusted by the programming of internal processes, so that the leakage to electric heater
The reliability and life-span for protecting power line are detected.
10. electric heater intelligent automation test system according to claim 4, it is characterised in that the reservation function
In detection, background program has set a subscription time, coordinates after clock control module, by adjusting test clock,
Press after reservation detection button, you can the reservation function of detection electric heater.
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| CN201710385455.3A CN107167181A (en) | 2017-05-26 | 2017-05-26 | The intelligent automation detection method and system of a kind of electric heater |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112147923A (en) * | 2019-06-29 | 2020-12-29 | 青岛经济技术开发区海尔热水器有限公司 | Detection equipment and method for main control board of water heater |
| CN112834836A (en) * | 2020-04-03 | 2021-05-25 | 青岛经济技术开发区海尔热水器有限公司 | Water heater detection device and detection method |
| CN117054794A (en) * | 2023-10-10 | 2023-11-14 | 北京中家智锐智能装备科技有限公司 | Water heater detection method and device |
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| CN106225250A (en) * | 2016-09-06 | 2016-12-14 | 广东万家乐燃气具有限公司 | A kind of control system of electric water heater of tape relay fault feedback function |
| CN106647722A (en) * | 2017-02-07 | 2017-05-10 | 广东万家乐燃气具有限公司 | Intelligent automatic testing system for electric water heater |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112147923A (en) * | 2019-06-29 | 2020-12-29 | 青岛经济技术开发区海尔热水器有限公司 | Detection equipment and method for main control board of water heater |
| CN112147923B (en) * | 2019-06-29 | 2022-01-18 | 青岛经济技术开发区海尔热水器有限公司 | Detection equipment and method for main control board of water heater |
| CN112834836A (en) * | 2020-04-03 | 2021-05-25 | 青岛经济技术开发区海尔热水器有限公司 | Water heater detection device and detection method |
| CN117054794A (en) * | 2023-10-10 | 2023-11-14 | 北京中家智锐智能装备科技有限公司 | Water heater detection method and device |
| CN117054794B (en) * | 2023-10-10 | 2024-02-06 | 北京中家智锐智能装备科技有限公司 | Water heater detection method and device |
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Application publication date: 20170915 |