CN103344876B - Water heater power detector - Google Patents
Water heater power detector Download PDFInfo
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- CN103344876B CN103344876B CN201310285120.6A CN201310285120A CN103344876B CN 103344876 B CN103344876 B CN 103344876B CN 201310285120 A CN201310285120 A CN 201310285120A CN 103344876 B CN103344876 B CN 103344876B
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- circuit
- lamp
- haptic element
- zero line
- resistance
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- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
The invention discloses a kind of water heater power detector, comprise zero line haptic element, live wire haptic element and ground wire haptic element, also comprise electrical apparatus release, indicator light circuit, mu balanced circuit, live wire detects circuit for lamp, zero line detects circuit for lamp, optically coupled circuit and ghyristor circuit.The present invention effectively can detect the abnormal charged state of zero line, live wire, ground wire, judge the abnormal conditions of water heater power supply more intuitively, specification water heater power utilization environment.
Description
Technical field
The present invention relates to electric security protector device field, particularly a kind of water heater power detector.
Background technology
The water heater power detector of prior art can only judge the electric power thus supplied of power supply, the situation of water heater power supply cannot be judged intuitively, and its deterministic process needs professional correctly to complete, be not suitable for domestic consumer to use, therefore, design a kind of and judge that the detecting device of water heater feed circuit seems very necessary more intuitively, contributing to specification water heater power utilization environment.
Summary of the invention
(1) technical matters that will solve
Object of the present invention will overcome above-mentioned shortcoming exactly, aims to provide a kind of water heater power detector.
(2) technical scheme
For solving the problem, the present invention proposes a kind of water heater power detector, comprise zero line haptic element, live wire haptic element and ground wire haptic element, also comprise electrical apparatus release, indicator light circuit, mu balanced circuit, live wire detects circuit for lamp, zero line detects circuit for lamp, optically coupled circuit and ghyristor circuit, described live wire detects circuit for lamp and is connected with live wire haptic element, described zero line detects circuit for lamp and is connected with zero line haptic element, described live wire testing circuit comprises the first neon lamp, first resistance and the first copper contact, described first neon lamp, described first resistance and described first copper contact are connected in series, described zero line detects circuit for lamp and comprises the second neon lamp, second resistance and the second copper contact, described indicator light circuit is connected with described electrical apparatus release two ends, and series diode between electrical apparatus release one end and described indicator light circuit, described mu balanced circuit is connected with described ghyristor circuit with described indicator light circuit, described optically coupled circuit input end connects zero line haptic element and ground wire haptic element, output terminal connects described mu balanced circuit and described ghyristor circuit.
Further, described indicator light circuit comprises some resistance and pilot lamp, and described pilot lamp is connected with described resistance
Further, described optically coupled circuit is provided with the 3rd copper contact.
Further, described mu balanced circuit comprises some dropping resistors, stabilivolt and filter capacitor, described stabilivolt and the parallel connection of described filter capacitor, and the described dropping resistor of rear connection in parallel.
Further, be provided with induced voltage between described zero line haptic element and described ground wire haptic element and eliminate electric capacity.
(3) beneficial effect
Compared with prior art, the present invention has the following advantages: when water heater feed circuit occur abnormal, cause electrical apparatus release action, extinguish pilot lamp, as long as user's viewing lamp just can sentence feed circuit whether can install water heater.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of water heater power detector of the present invention.
Embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples for illustration of the present invention, but are not used for limiting the scope of the invention.
As shown in Figure 1, water heater power detector of the present invention, comprise zero line haptic element N, live wire haptic element L and ground wire haptic element E, also comprise electrical apparatus release, indicator light circuit, mu balanced circuit, live wire detects circuit for lamp, zero line detects circuit for lamp, optically coupled circuit and ghyristor circuit, described electrical apparatus release is with reset switch, described live wire detects circuit for lamp and is connected with live wire haptic element L, described zero line detects circuit for lamp and is connected with zero line haptic element N, described live wire testing circuit comprises the first neon lamp H1, first resistance R1 and the first copper contact P1, described first neon lamp H1, described first resistance R1 and described first copper contact P1 is connected in series, described zero line detects circuit for lamp and comprises the second neon lamp H2, second resistance R2 and the second copper contact P2, described indicator light circuit is connected with electrical apparatus release two ends, and series diode D1 between electrical apparatus release one end and described indicator light circuit, described mu balanced circuit is connected with described ghyristor circuit with described indicator light circuit, described optically coupled circuit input end connects zero line haptic element N and ground wire haptic element E, output terminal connects described mu balanced circuit and described ghyristor circuit.
Described indicator light circuit comprises some resistance (resistance R6, resistance R7, resistance R8) and pilot lamp LED, and described pilot lamp LED connects with described resistance.
Described optically coupled circuit is provided with the 3rd copper contact P3.
Described mu balanced circuit comprises dropping resistor (resistance R9, resistance R10, resistance R11), stabilivolt D2 and filter capacitor C2, described stabilivolt D2 and described filter capacitor C2 are in parallel, and the described dropping resistor of rear connection in parallel.
Be provided with induced voltage between described zero line haptic element N and described ground wire haptic element E and eliminate electric capacity C1.
Ghyristor circuit is made up of resistance R12, resistance R13, resistance R14, electric capacity C3, electric capacity C4, electric capacity C5, electric capacity C6, triode T and controllable silicon SCR, optically coupled circuit is made up of resistance R3, resistance R4, resistance R5 and photo-coupler G, photo-coupler G one end connects stabilivolt D2 negative pole, the base stage of other end connecting triode T.
Principle of work of the present invention is: when power supply is normal, and pilot lamp LED is bright, shows that these feed circuit can normal mounting water heater, and finger is touched three copper contacts respectively and only had the first neon lamp bright; During zero live wire dislocation, show that these feed circuit cannot normal mounting water heater, electrical apparatus release action, pilot lamp LED does not work, and finger touching three copper contacts only have the second neon lamp bright; During ground wire electrification, show that these feed circuit cannot normal mounting water heater, now, photo-coupler conducting between ground wire, zero line, trigger triode ON further, make the conducting of silicon controlled trigger electrode further, thus electrical apparatus release work, pilot lamp LED does not work, and finger is touched three copper contacts respectively and only had the first neon lamp bright; When zero live wire is simultaneously charged, show that these feed circuit cannot normal mounting water heater, electrical apparatus release action, pilot lamp LED does not work, and finger touches three copper contact first neon lamps respectively and the second neon lamp can be bright.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the technology of the present invention principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (2)
1. a water heater power detector, comprise zero line haptic element, live wire haptic element and ground wire haptic element, it is characterized in that: also comprise electrical apparatus release, indicator light circuit, mu balanced circuit, live wire detects circuit for lamp, zero line detects circuit for lamp, optically coupled circuit and ghyristor circuit, described live wire detects circuit for lamp and is connected with live wire haptic element, described zero line detects circuit for lamp and is connected with zero line haptic element, described live wire testing circuit comprises the first neon lamp, first resistance and the first copper contact, described first neon lamp, described first resistance and described first copper contact are connected in series, described zero line detects circuit for lamp and comprises the second neon lamp, second resistance and the second copper contact, described indicator light circuit is connected with described electrical apparatus release two ends, and series diode between electrical apparatus release one end and described indicator light circuit, described mu balanced circuit is connected with described ghyristor circuit with described indicator light circuit, described optically coupled circuit input end connects zero line haptic element and ground wire haptic element, output terminal connects described mu balanced circuit and described ghyristor circuit,
Described indicator light circuit comprises some resistance and pilot lamp, and described pilot lamp is connected with described resistance;
Described optically coupled circuit is provided with the 3rd copper contact;
Described mu balanced circuit comprises some dropping resistors, stabilivolt and filter capacitor, described stabilivolt and the parallel connection of described filter capacitor, and the described dropping resistor of rear connection in parallel.
2. water heater power detector according to claim 1, is characterized in that: be provided with induced voltage between described zero line haptic element and described ground wire haptic element and eliminate electric capacity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310285120.6A CN103344876B (en) | 2013-07-08 | 2013-07-08 | Water heater power detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310285120.6A CN103344876B (en) | 2013-07-08 | 2013-07-08 | Water heater power detector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103344876A CN103344876A (en) | 2013-10-09 |
| CN103344876B true CN103344876B (en) | 2016-04-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310285120.6A Active CN103344876B (en) | 2013-07-08 | 2013-07-08 | Water heater power detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103344876B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3421828A1 (en) * | 1984-06-13 | 1985-12-19 | Brown, Boveri & Cie Ag, 6800 Mannheim | Circuit having input connections and output connections of defined polarity, which are connected to the AC voltage mains |
| GB2344947A (en) * | 1998-12-17 | 2000-06-21 | Beha C Gmbh | Test apparatus for power supply networks |
| CN201243203Y (en) * | 2008-07-25 | 2009-05-20 | 比亚迪股份有限公司 | Safety protection device for electric appliance |
| CN201853900U (en) * | 2010-07-07 | 2011-06-01 | 江苏科技大学 | Power socket device used for electric water heater |
| CN202384741U (en) * | 2011-12-28 | 2012-08-15 | 樱花卫厨（中国）股份有限公司 | Voltage detection type electricity leakage protection device for electric water heater |
| CN202975234U (en) * | 2012-08-29 | 2013-06-05 | 郭胜利 | Power socket detector |
| CN103178491A (en) * | 2013-03-28 | 2013-06-26 | 余姚市嘉荣电子电器有限公司 | Leakage protection device with ground wire electric protection function |
| CN203310950U (en) * | 2013-07-08 | 2013-11-27 | 余姚市嘉荣电子电器有限公司 | Power supply detector of water heater |
-
2013
- 2013-07-08 CN CN201310285120.6A patent/CN103344876B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3421828A1 (en) * | 1984-06-13 | 1985-12-19 | Brown, Boveri & Cie Ag, 6800 Mannheim | Circuit having input connections and output connections of defined polarity, which are connected to the AC voltage mains |
| GB2344947A (en) * | 1998-12-17 | 2000-06-21 | Beha C Gmbh | Test apparatus for power supply networks |
| CN201243203Y (en) * | 2008-07-25 | 2009-05-20 | 比亚迪股份有限公司 | Safety protection device for electric appliance |
| CN201853900U (en) * | 2010-07-07 | 2011-06-01 | 江苏科技大学 | Power socket device used for electric water heater |
| CN202384741U (en) * | 2011-12-28 | 2012-08-15 | 樱花卫厨（中国）股份有限公司 | Voltage detection type electricity leakage protection device for electric water heater |
| CN202975234U (en) * | 2012-08-29 | 2013-06-05 | 郭胜利 | Power socket detector |
| CN103178491A (en) * | 2013-03-28 | 2013-06-26 | 余姚市嘉荣电子电器有限公司 | Leakage protection device with ground wire electric protection function |
| CN203310950U (en) * | 2013-07-08 | 2013-11-27 | 余姚市嘉荣电子电器有限公司 | Power supply detector of water heater |
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| Publication number | Publication date |
|---|---|
| CN103344876A (en) | 2013-10-09 |
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