CN202034758U - Intelligence electric leakage controller with voltage measurement and protection functions - Google Patents
Intelligence electric leakage controller with voltage measurement and protection functions Download PDFInfo
- Publication number
- CN202034758U CN202034758U CN2011200898191U CN201120089819U CN202034758U CN 202034758 U CN202034758 U CN 202034758U CN 2011200898191 U CN2011200898191 U CN 2011200898191U CN 201120089819 U CN201120089819 U CN 201120089819U CN 202034758 U CN202034758 U CN 202034758U
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- phase voltage
- voltage sample
- sample circuit
- cpu
- sampling circuit
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Abstract
The utility model relates to an intelligence electric leakage controller with voltage measurement and protection functions, which comprises an A phase voltage sampling circuit, a B phase voltage sampling circuit, a C phase voltage sampling circuit, a central processing unit (CPU), a drop-away drive module, a display module and a magnetic flux converter. The A phase voltage sampling circuit, the B phase voltage sampling circuit and the C phase voltage sampling circuit are respectively connected to the CPU which controls the drop-away drive module to drive the magnetic flux converter, and the CPU is externally connected to the display module. The intelligence electric leakage controller with voltage measurement and protection functions has the advantages of serving as a voltmeter in normal operation and meanwhile having functions of over-voltage, under-voltage and phase failure protection.
Description
Technical field
The utility model relates to leakaging controller, particularly relates to the intelligent leakaging controller of measurement with voltage and defencive function.
Background technology
Existing intelligent leakaging controller, sample circuit is gathered A, B, C three-phase voltage signal input comparison circuit, singlechip CPU is controlled the dropout drive circuit according to the value of comparison circuit output, if A, B, C wherein have overvoltage, under-voltage, open phase fault, and singlechip CPU is sent trip signal, threading off to drive makes magnetic flow convertor thread off circuit breaker trip.What the CPU of existing intelligent leakaging controller measured is through digital signal " 1 " or " 0 " of comparison circuit input, and singlechip CPU can't the sampled voltage analogue value, shows the real-time voltage value.
Summary of the invention
The purpose of this utility model is the intelligent leakaging controller that is to provide a kind of measurement with voltage and defencive function, and the singlechip CPU that can solve prior art can't the sampled voltage analogue value, shows problems such as real-time voltage value.
The technical solution of the utility model: the intelligent leakaging controller of measurement with voltage and defencive function; it is characterized in that; this leakaging controller comprises A phase voltage sample circuit, B phase voltage sample circuit, C phase voltage sample circuit, CPU, dropout driver module, display module, magnetic flow convertor; described A phase voltage sample circuit, B phase voltage sample circuit, C phase voltage sample circuit are connected to CPU respectively; described CPU control dropout driver module drives magnetic flow convertor, the external display module of described CPU.
Be provided with the voltage sample comparison module in the described CPU, this voltage sample comparison module is connected with A phase voltage sample circuit, B phase voltage sample circuit, C phase voltage sample circuit respectively.
The beneficial effect that the utlity model has: this product can serve as the voltmeter function when normal operation, have overvoltage/undervoltage and phase failure protection function simultaneously again.
Description of drawings
Fig. 1 is the schematic diagram of the intelligent leakaging controller of the utility model measurement with voltage and defencive function.
Embodiment
Further understand and understanding for making architectural feature of the present utility model and the effect reached had, cooperate detailed explanation, be described as follows in order to preferred embodiment and accompanying drawing:
Please refer to Fig. 1; the measurement with voltage of this embodiment and the intelligent leakaging controller of defencive function; this leakaging controller comprises A phase voltage sample circuit, B phase voltage sample circuit, C phase voltage sample circuit, CPU, dropout driver module, display module, magnetic flow convertor; described A phase voltage sample circuit, B phase voltage sample circuit, C phase voltage sample circuit are connected to CPU respectively; described CPU control dropout driver module drives magnetic flow convertor, the external display module of described CPU.Be provided with the voltage sample comparison module in the described CPU, this voltage sample comparison module is connected with A phase voltage sample circuit, B phase voltage sample circuit, C phase voltage sample circuit respectively.
Sample circuit is gathered A, B, C three-phase voltage signal, value and set point that singlechip CPU is come out according to sampling compare, if greater than setting overpressure value or less than the setting under-voltage value, singlechip CPU is sent trip signal, threading off to drive makes magnetic flow convertor thread off circuit breaker trip.
In sum, it only is preferred embodiment of the present utility model, be not to be used for limiting the scope that the utility model is implemented, all equalizations of doing according to the described shape of the utility model claim scope, structure, feature and spirit change and modify, and all should be included in the claim scope of the present utility model.
Claims (2)
1. the intelligent leakaging controller of measurement with voltage and defencive function; it is characterized in that; this leakaging controller comprises A phase voltage sample circuit, B phase voltage sample circuit, C phase voltage sample circuit, CPU, dropout driver module, display module, magnetic flow convertor; described A phase voltage sample circuit, B phase voltage sample circuit, C phase voltage sample circuit are connected to CPU respectively; described CPU control dropout driver module drives magnetic flow convertor, the external display module of described CPU.
2. the intelligent leakaging controller of measurement with voltage according to claim 1 and defencive function; it is characterized in that; be provided with the voltage sample comparison module in the described CPU, this voltage sample comparison module is connected with A phase voltage sample circuit, B phase voltage sample circuit, C phase voltage sample circuit respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200898191U CN202034758U (en) | 2011-03-30 | 2011-03-30 | Intelligence electric leakage controller with voltage measurement and protection functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200898191U CN202034758U (en) | 2011-03-30 | 2011-03-30 | Intelligence electric leakage controller with voltage measurement and protection functions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202034758U true CN202034758U (en) | 2011-11-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200898191U Expired - Lifetime CN202034758U (en) | 2011-03-30 | 2011-03-30 | Intelligence electric leakage controller with voltage measurement and protection functions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202034758U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104515933A (en) * | 2014-12-12 | 2015-04-15 | 国家电网公司 | Leak current fault detecting method and device |
| CN105024341A (en) * | 2015-08-17 | 2015-11-04 | 佛山电力设计院有限公司 | Circuit breaker and circuit break system having zero-line disconnection and open-phase protection function |
-
2011
- 2011-03-30 CN CN2011200898191U patent/CN202034758U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104515933A (en) * | 2014-12-12 | 2015-04-15 | 国家电网公司 | Leak current fault detecting method and device |
| CN105024341A (en) * | 2015-08-17 | 2015-11-04 | 佛山电力设计院有限公司 | Circuit breaker and circuit break system having zero-line disconnection and open-phase protection function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: JIANGSU CHUANGNENG ELECTRICAL APPLIANCE CO., LTD. Free format text: FORMER OWNER: SUZHOU INDUSTRIAL PARK FEAL INTELLIGENT ELECTRICAL APPLIANCE CO., LTD. Effective date: 20120105 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 215122 SUZHOU, JIANGSU PROVINCE TO: 224312 YANCHENG, JIANGSU PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20120105 Address after: The five group of Qing Dun Zhen Qing Cun 224312 month Jiangsu province Yancheng City Pavilion Lakes (9) Patentee after: Jiangsu Feal Electrical Appliances Co., Ltd. Address before: 215122 Jiangsu Province, Suzhou City Industrial Park Loufeng town board Jing Industrial Zone Patentee before: Suzhou Industrial Park Feier Intelligent Electrical Apparatus Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111109 |