CN204102278U - With the electric arc detecting device of multifunctional monitoring - Google Patents
With the electric arc detecting device of multifunctional monitoring Download PDFInfo
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- CN204102278U CN204102278U CN201420604006.5U CN201420604006U CN204102278U CN 204102278 U CN204102278 U CN 204102278U CN 201420604006 U CN201420604006 U CN 201420604006U CN 204102278 U CN204102278 U CN 204102278U
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Abstract
The utility model discloses a kind of electric arc detecting device with multifunctional monitoring, comprise arc-detection module, current detection module, detection of electrical leakage module, voltage detection module, main control module, liquid crystal display display module, alarm module; Also comprise consumer one end and connect zero line N and live wire L through current transformer and voltage transformer (VT); Described each detection module is interconnected with mutual inductor, curtage is carried out convert the rear detection module that supplies to monitor, after result after monitoring flows to main control module process, drive liquid crystal display display module and alarm module work, the size of liquid crystal display display module display electric current and voltage, alarm module sends chimes of doom, informs that user household electrical equipment breaks down, takes solution in time; When consumer works, the operating supply voltage that can simultaneously detect, working current, electric leakage and fault electric arc state, the sensing range expanding fault electric arc carrys out the generation of preventing electric fire effectively.
Description
Technical field
The utility model belongs to arc-detection field, relates to a kind of electric arc detecting device, specifically refers to a kind of electric arc detecting device with multifunctional monitoring.
Background technology
Electric fire monitoring system mainly comprises electrical fire monitoring device, residual current type detector for electric fire protection and temperature-measuring-type electrical fire etc.This system can monitor the electric current in protected circuit, residual current, temperature, and Timeliness coverage electric disaster hidden-trouble, preventing electric fire occurs.
But many serious fire failures are only cause lower than the fault electric arc of rated current or prospective short circuit current by circuit, the electric arc of these danger may occur in the unreasonable or aging supply line of design, appliance plug and the insulation of the power lead of household electrical appliance, inner wire harness or parts.When fault electric arc occurs, the protective devices such as the electric leakage on circuit, overcurrent and short circuit, very easily initiation fire.
The electrical fire that fault electric arc causes, not having reliable detection means and monitoring detecting devices in the market, causes the frequent generation of arc type electrical fire like this, but can not get effective prevention.
Utility model content
The purpose of this utility model is to provide a kind of electric arc detecting device with multifunctional monitoring, when consumer works, the operating supply voltage that can simultaneously detect, working current, electric leakage and fault electric arc state, the sensing range expanding fault electric arc carrys out the generation of preventing electric fire effectively.
For achieving the above object, the technical scheme that the utility model adopts is: a kind of electric arc detecting device with multifunctional monitoring, at least comprises arc-detection module, current detection module, detection of electrical leakage module, voltage detection module, main control module, liquid crystal display display module, alarm module; Also comprise consumer one end and connect zero line N and live wire L through current transformer and voltage transformer (VT), described zero line N and live wire L detect the working condition of consumer through one end that current transformer is connected arc-detection module and current detection module and detection of electrical leakage module respectively, and its other end connects main control module one end respectively; Described zero line N is connected through voltage transformer (VT) the voltage that consumer is detected in voltage detection module one end with live wire L, the described voltage detection module other end also connects main control module one end, and the described main control module other end connects liquid crystal screen display respectively and shows module and alarm module;
Wherein, the signal detected is sent to liquid crystal display display module and alarm module by described main control module, the duty of liquid crystal display display module display consumer, and described alarm module sends alerting signal, inform that user household electrical equipment breaks down, take solution in time.
Accompanying drawing explanation
Fig. 1 is system principle diagram of the present utility model.
Fig. 2 is arc-detection module frame chart of the present utility model.
Fig. 3 is electric current of the present utility model and voltage detection module block diagram.
Fig. 4 is detection of electrical leakage modular circuit schematic diagram of the present utility model.
In figure, each label is respectively:
1: consumer, 2: arc-detection module, 3: voltage detection module, 4: current detection module, 5: detection of electrical leakage module, 6: main control module, 7: liquid crystal display display module, 8: alarm module;
A: rectification and voltage division unit, b: signal conversion unit, c: electrical level judging unit, d: integral unit, e: electric current changing voltage unit, f:AD converting unit, g: signal transacting amplifying unit.
Embodiment
Below in conjunction with embodiment and accompanying drawing thereof, the utility model is described in detail again, understands to facilitate those skilled in the art.
See Fig. 1, with the electric arc detecting device of multifunctional monitoring, comprise arc-detection module 2, voltage detection module 3, current detection module 4, detection of electrical leakage module 5, main control module 6, liquid crystal display display module 7, alarm module 8; Also comprise consumer 1 one end and connect zero line N and live wire L through current transformer and voltage transformer (VT); Described each detection module is interconnected with mutual inductor, curtage is carried out convert the monitoring of each detection module of rear confession, after result after monitoring flows to main control module 6 process, liquid crystal display display module 7 and alarm module 8 is driven to work, liquid crystal display display module 7 shows the size of electric current and voltage, alarm module 8 sends chimes of doom, informs that user household electrical equipment breaks down, takes solution in time.
See Fig. 2, with the electric arc detecting device of multifunctional monitoring, comprise rectification and voltage division unit a, signal conversion unit b and electrical level judging unit c and integral unit d; Working current is through rectification and voltage division unit a, the voltage signal that signal conversion unit b exports through rectification and voltage division unit a, electrical level judging unit c judges output signal, integral unit d carries out integration to electrical level judging unit c output signal, judge whether integrated signal exceedes predetermined reference voltage, main control module 6 receives fault electric arc and judges that output signal will send signal alarm to alarm module 8.
See Fig. 3, with the electric arc detecting device of multifunctional monitoring, current detection module 4 and voltage detection module 3 all comprise AD conversion unit f and signal transacting amplifying unit g, described current detection module 4 also comprises electric current changing voltage unit e simultaneously, and described voltage detection module 3 also comprises sampling resistor R1; Current transformer and voltage transformer (VT) detect working current and the voltage of consumer respectively, current conversion is voltage by sampling resistor R1, convert analog voltage signal to digital voltage signal through AD conversion unit f simultaneously, through signal transacting amplifying unit g, voltage amplification is flowed to main control module 6 again, judge the size of voltage, voltage signal is sent to the size that liquid crystal display display module 7 shows voltage by main control module 6 again.
If curtage is excessive, be regarded as failure message, will send warning message in warning system, there is arcing condition in prompting user household electrical equipment, carries out solution.
See Fig. 4, with the electric arc detecting device of multifunctional monitoring, comprise resistance R2, resistance R3, voltage stabilizer D1 and diode D2, the current transformer of the detection of electrical leakage module 5 described in connection is zero sequence current mutual inductor P1; When there is electric leakage, resistance R1 and resistance R2 carries out the conversion of electric current to voltage, stabilivolt D1 prevents overvoltage, the voltage of positive half cycle only passes in the past by diode D2, because main control module can only be sampled positive voltage, main control module 6 receives electric leakage signal and electric leakage information is passed to alarm module 8 sends chimes of doom, and arcing condition appears in prompting user household electrical equipment, carries out solution.
Liquid crystal display display module 7 is for the size of the working current and operating voltage that show consumer, described alarm module 8 comprises 1 hummer and four pilot lamp, described main control module 6 drives hummer to send different chimes of dooms, and different pilot lamp reflects different faults information.
Claims (5)
1., with the electric arc detecting device of multifunctional monitoring, at least comprise arc-detection module, current detection module, detection of electrical leakage module, voltage detection module, main control module, liquid crystal display display module, alarm module;
It is characterized in that: also comprise consumer one end and connect zero line N and live wire L through current transformer and voltage transformer (VT), described zero line N and live wire L detect the working condition of consumer through one end that current transformer is connected arc-detection module and current detection module and detection of electrical leakage module respectively, and its other end connects main control module one end respectively; Described zero line N is connected through voltage transformer (VT) the voltage that consumer is detected in voltage detection module one end with live wire L, the described voltage detection module other end also connects main control module one end, and the described main control module other end connects liquid crystal screen display respectively and shows module and alarm module;
Wherein, the signal detected is sent to liquid crystal display display module and alarm module by described main control module, and the duty of liquid crystal display display module display consumer, described alarm module sends alerting signal.
2. the electric arc detecting device with multifunctional monitoring according to claim 1, is characterized in that: described arc-detection module comprises rectification and voltage division unit, signal conversion unit and electrical level judging unit and integral unit; Working current is through rectification and voltage division unit, the voltage signal that signal conversion unit exports through rectification and voltage division unit, electrical level judging unit judges outputs signal, integral unit carries out integration to electrical level judging element output signal, judge whether integrated signal exceedes predetermined reference voltage, main control module receives fault electric arc and judges that output signal will send signal alarm to alarm module.
3. the electric arc detecting device with multifunctional monitoring according to claim 1, it is characterized in that: described current detection module and voltage detection module all comprise AD conversion unit and signal transacting amplifying unit, described current detection module also comprises electric current changing voltage unit simultaneously; Current conversion is voltage through current conversion unit by working current, convert analog voltage signal to digital voltage signal through AD conversion unit simultaneously, again through signal transacting amplifying unit by voltage amplification, the level signal that amplifier exports is flowed to main control module and carrys out the size of Cutoff current and shown by LCD MODULE.
4. the electric arc detecting device with multifunctional monitoring according to claim 1, it is characterized in that: described detection of electrical leakage module comprises resistance R2, resistance R3, voltage stabilizer D1 and diode D2, the current transformer of the detection of electrical leakage module described in connection is zero sequence current mutual inductor; When there is electric leakage, resistance R2 and resistance R3 carries out the conversion of electric current to voltage, and stabilivolt D1 prevents overvoltage, and the voltage of positive half cycle only passes in the past by diode D2, because main control module can only be sampled positive voltage, main control module receives electric leakage signal and electric leakage information is passed to alarm module.
5. the electric arc detecting device with multifunctional monitoring according to claim 1, it is characterized in that: described liquid crystal display display module is for the size of the working current and operating voltage that show consumer, described alarm module comprises 1 hummer and four pilot lamp, described main control module drives hummer to send different chimes of dooms, and different pilot lamp reflects different faults information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201420604006.5U CN204102278U (en) | 2014-10-20 | 2014-10-20 | With the electric arc detecting device of multifunctional monitoring |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420604006.5U CN204102278U (en) | 2014-10-20 | 2014-10-20 | With the electric arc detecting device of multifunctional monitoring |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105336127A (en) * | 2015-12-05 | 2016-02-17 | 张钦 | Overload alarm system for electric power voltage detection |
| CN105866603A (en) * | 2016-06-21 | 2016-08-17 | 北京航空航天大学 | Method and device for utilizing transverse electromagnetic wave chamber to measure arc heat energy |
| CN106128002A (en) * | 2016-08-24 | 2016-11-16 | 成都智齐科技有限公司 | A kind of intelligent security guard early warning system |
| CN106443355A (en) * | 2016-11-07 | 2017-02-22 | 合肥同想信息技术有限公司 | Digital type electric power distribution line fault arc detection analysis terminal |
| CN106546855A (en) * | 2016-11-04 | 2017-03-29 | 浪潮（苏州）金融技术服务有限公司 | A kind of method of testing equipment electric fault, apparatus and system |
-
2014
- 2014-10-20 CN CN201420604006.5U patent/CN204102278U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105336127A (en) * | 2015-12-05 | 2016-02-17 | 张钦 | Overload alarm system for electric power voltage detection |
| CN105866603A (en) * | 2016-06-21 | 2016-08-17 | 北京航空航天大学 | Method and device for utilizing transverse electromagnetic wave chamber to measure arc heat energy |
| CN105866603B (en) * | 2016-06-21 | 2018-08-07 | 北京航空航天大学 | A kind of method and device measuring electric arc thermal energy using cross electromagnetic wave small room |
| CN106128002A (en) * | 2016-08-24 | 2016-11-16 | 成都智齐科技有限公司 | A kind of intelligent security guard early warning system |
| CN106546855A (en) * | 2016-11-04 | 2017-03-29 | 浪潮（苏州）金融技术服务有限公司 | A kind of method of testing equipment electric fault, apparatus and system |
| CN106443355A (en) * | 2016-11-07 | 2017-02-22 | 合肥同想信息技术有限公司 | Digital type electric power distribution line fault arc detection analysis terminal |
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| C14 | Grant of patent or utility model | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20180508 Address after: 300171 six Hewei Road, Hedong District, Tianjin, and Wan Hai building, 2511, Dazhi Gu eight road. Patentee after: Tianjin he pole electrical technology Co., Ltd. Address before: 325600 Yueqing Economic Development Zone, Wenzhou, Zhejiang, 159 No. 6 road. Patentee before: ZHEJIANG HEJI ELECTRICAL SCIENCE & TECHNOLOGY CO., LTD. |