CN101651271B - Lightning-proof electricity-saving protection circuit in single-phase socket - Google Patents
Lightning-proof electricity-saving protection circuit in single-phase socket Download PDFInfo
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- CN101651271B CN101651271B CN200810054102A CN200810054102A CN101651271B CN 101651271 B CN101651271 B CN 101651271B CN 200810054102 A CN200810054102 A CN 200810054102A CN 200810054102 A CN200810054102 A CN 200810054102A CN 101651271 B CN101651271 B CN 101651271B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/30—Reactive power compensation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/40—Arrangements for reducing harmonics
Abstract
The invention relates to a lightning-proof electricity-saving protection circuit in a single-phase socket, which is technically characterized in that a transient surge suppression unit is connected between input ends of a live wire and a ground wire; two contactors are connected between input ends of the live wire and a null wire through a conversion switch; the input ends of the live wire and the null wire are also connected with a filter circuit unit; an output end of the filter circuit unit is connected with two ends of a power factor improvement unit; two ends of the power factor improvement unit are connected with the output end through two normally-open contacts of one contactor respectively; and two normally-open contacts of the other contactor are connected between the input end and the output end of the live wire and between the input end and the output end of the null wire respectively. The lightning-proof electricity-saving protection circuit in the single-phase socket eliminates power rubbish such as instant change, surfing, harmonic wave and the like in an electric system, improves the power factor cos phi, has the characteristics of small volume, simple structure, low cost, and convenient installation and use, and can be widely applied to an AC power system of 220V such as families, offices and the like.
Description
Technical field
The invention belongs to electricity-saving protection control field, the lightning-proof electricity-saving protection circuit in especially a kind of single-phase socket.
Background technology
In existing using electricity system; Ubiquity electric power garbage problems such as transition, surge, harmonic wave; These electric power rubbish will make the power consumption efficiency of using electricity system seriously descend; Cause the waste of power resource, simultaneously household electricity equipment or office's power consumption equipment are produced serious impact damage.Protect for the saves energy resource and to various power consumption equipments; Generally use the method that electricity-saving protection equipment is installed in using electricity system to solve; The problem of its existence is: 1. the general complex structure of electricity-saving protection equipment, cost are expensive, are unfavorable for that family or office use; 2. all there is certain limitation in existing various types of electricity-saving protection equipment, can not fully remove the electric power rubbish in the using electricity system, are difficult to realize best economize on electricity and the effect that power consumption equipment is protected.
Summary of the invention
The objective of the invention is to overcome the deficiency of prior art, provide a kind of circuit structure simple, with low cost, easy to use and can effectively remove the lightning-proof electricity-saving protection circuit in a kind of single-phase socket of electric power rubbish.
The present invention solves its technical problem and takes following technical scheme to realize:
Lightning-proof electricity-saving protection circuit in a kind of single-phase socket; Be provided with live wire, zero line and ground wire input; It is characterized in that: between live wire and ground wire input, be connected a transition surge restraining unit; Be connected two contactors through a change over switch between live wire and the zero line input; Live wire also is connected with a filter circuit unit with the zero line input; The two ends that the output of filter circuit unit and a power factor improve the unit are connected, and the two ends that power factor improves the unit are connected on the output through two normally opened contacts of a contactor respectively, and two normally opened contacts of another contactor are connected respectively between live wire input and the live wire output and between zero line input and the zero line output.
And described filter circuit unit is a kind of in the active filter of passive filter, LPF of active filter, the LPF of passive filter, the bandpass filtering of bandpass filtering.
And; The structure of the passive filter of described bandpass filtering is: first inductance (L1) is connected with the live wire input; First electric capacity (C1), second electric capacity (C2) and second inductance (L2) are connected in series with first inductance (L1); The other end of second inductance (L2) is connected with the end that the power factor of its rear end improves the unit; First electric capacity (C1) is connected with the 3rd electric capacity (C3) of parallel connection, an end of the 3rd inductance (L3) with the mid point of second electric capacity (C2), and the 3rd electric capacity (C3) of parallel connection, the other end of the 3rd inductance (L3) are connected with the other end that the power factor of zero line input and rear end improves the unit.
And described transition surge restraining unit is piezo-resistance or transition surge suppression device.
And it is a tunable capacitor device that described power factor improves the unit.
Advantage of the present invention and good effect are:
1. this lightning-proof electricity-saving protection circuit adopts three grades of economize on electricitys and protective circuit, and the first order adopts piezo-resistance or surge suppression device to suppress the transition surge, and destruction to power consumption equipment prevents to be struck by lightning; The second level adopts the filter circuit unit to be used for the various harmonic waves that filtering using electricity system or power consumption equipment produced; The third level adopts tunable capacitor device capacitance value to reach best terminal power factor cos Φ; Therefore; Can give full play to the function and the characteristics of all kinds electricity-saving protection equipment through above-mentioned tertiary treatment, realize comprehensive economize on electricity control, remove electric power rubbish such as transition, surge, harmonic wave effectively whole using electricity system; Improve terminal power factor, practiced thrift electric cost.
2. this lightning-proof electricity-saving protection circuit can be installed in the single-phase socket; Both can be removable socket or socket, also can be to be embedded in fixed socket on the wall etc.; Have that volume is little, simple in structure, with low cost, installation and characteristics easy to use, can be widely used in 220V such as family or office and exchange in the using electricity systems.
3. this lightning-proof electricity-saving protection circuit can carry out from motion tracking the operational factor of using electricity system or power consumption equipment; Regulate three-phase output balance through automatic or manual; And carry out the translation function of power saving operation pattern and civil power mode of operation through change over switch; Fully satisfy the needs of different using electricity systems, enlarged the scope of application.
4. this lightning-proof electricity-saving protection circuit is handled simultaneously in economize on electricity; For the power consumption equipment in the using electricity system provides electric power resource stable, high-quality, improved the quality of electric energy, protected power consumption equipment; Prolong the useful life of power consumption equipment, reduced the maintenance frequency and the maintenance cost of power consumption equipment.
5. the present invention has removed electric power rubbish such as the transition in the using electricity system, surge, harmonic wave; Improved power factor cos Φ (cos Φ value can reach 0.95); Have that volume is little, simple in structure, with low cost, installation and characteristics easy to use, can be widely used in 220V such as family, office and exchange in the using electricity systems.
Description of drawings
Fig. 1 is the circuit theory diagrams of the lightning-proof electricity-saving protection circuit in this single-phase socket.
Embodiment
Below in conjunction with accompanying drawing the embodiment of the invention is done further detailed description.
As shown in Figure 1, the lightning-proof electricity-saving protection circuit in a kind of single-phase socket, its input is connected with the output of using electricity system, and its output is connected with power consumption equipment.On this electricity-saving protection controller, be provided with live wire (L), zero line (N) and ground wire (E) input, the concrete syndeton of its circuit is:
Between live wire and ground wire input, be connected a transition surge restraining unit 1; This transition surge restraining unit can use piezo-resistance, also can use P6KE260A or 1.5K260A or 5KP surge suppression device, and the transition surge is suppressed; Instantaneous pressure to thunderbolt produces is protected; In the present embodiment, what the transition surge restraining unit used is piezo-resistance, and piezo-resistance (RV) is connected between live wire and the ground wire input; Be connected first contactor (KM1) and second contactor (KM2) through a change over switch (SW) between live wire and the zero line input; Live wire also is connected with a filter circuit unit 2 with the zero line input; Two outputs of this filter circuit unit are connected with the two ends that a power factor improves unit 3; It is tunable capacitor device (C4) that this power factor improves the unit; Promptly two of this filter circuit unit outputs are connected with the two ends of tunable capacitor device (C4); One end of this electric capacity is connected on the live wire output L ' through first normally opened contact (KM1-1) of first contactor (KM1); Second normally opened contact (KM1-2) of the other end of this electric capacity through this contactor connects on the zero line output N ', and two normally opened contacts (KM2-1, KM2-2) of second contactor (KM2) are connected between live wire input and the live wire output and between zero line input and the zero line output.Realize conversion through first change over switch (SW1) to power saving operation pattern or civil power mode of operation.
Filter circuit of the present invention unit can adopt any in the active filter of passive filter, LPF of active filter, the LPF of passive filter, the bandpass filtering of bandpass filtering can realize that all present embodiment describes as the filter circuit unit with the passive filter of bandpass filtering:
The structure of the passive filter of bandpass filtering is: first inductance (L1) is connected with the live wire input; First electric capacity (C1), second electric capacity (C2) and second inductance (L2) are connected in series with first inductance (L1); The other end of second inductance (L2) is connected with an end of the tunable capacitor device (C4) of its rear end; First electric capacity (C1) is connected with the 3rd electric capacity (C3) of parallel connection, an end of the 3rd inductance (L3) with the mid point of second electric capacity (C2), and the 3rd electric capacity (C3) of parallel connection, the other end of the 3rd inductance (L3) are connected with the other end of the tunable capacitor device (C4) of zero line input and rear end; The centre frequency of this filter circuit unit is 50Hz, has reduced the interference of other impurity signals, filtering the background harmonics of the harmonic wave that power consumption equipment produced or using electricity system.
Improve omnibearing economize on electricity and the protection control of three grades of electricity-saving protection circuits realizations of unit through between live wire and zero line, inserting transition surge restraining unit, filter circuit unit and power factor to whole using electricity system; Electric power rubbish such as transition, surge, harmonic wave have been removed effectively; Improve terminal power factor, protected power consumption equipment.
Embodiment of the present invention is illustrative; Rather than it is determinate; Therefore the present invention is not limited to the embodiment described in the embodiment, and every other execution modes that drawn by those skilled in the art's technical scheme according to the present invention belong to the scope that the present invention protects equally.
Claims (5)
1. the lightning-proof electricity-saving protection circuit in the single-phase socket; Be provided with live wire, zero line and ground wire input; It is characterized in that: between live wire and ground wire input, be connected a transition surge restraining unit; Be connected two contactors through a change over switch between live wire and the zero line input; Live wire also is connected with a filter circuit unit with the zero line input; The two ends that the output of filter circuit unit and a power factor improve the unit are connected, and the two ends that power factor improves the unit are connected on the output through two normally opened contacts of a contactor respectively, and two normally opened contacts of another contactor are connected respectively between live wire input and the live wire output and between zero line input and the zero line output.
2. the lightning-proof electricity-saving protection circuit in a kind of single-phase socket according to claim 1 is characterized in that: described filter circuit unit is a kind of in the active filter of passive filter, LPF of active filter, the LPF of passive filter, the bandpass filtering of bandpass filtering.
3. the lightning-proof electricity-saving protection circuit in a kind of single-phase socket according to claim 2; It is characterized in that: the structure of the passive filter of described bandpass filtering is: first inductance (L1) is connected with the live wire input; First electric capacity (C1), second electric capacity (C2) and second inductance (L2) are connected in series with first inductance (L1); The other end of second inductance (L2) is connected with the end that the power factor of its rear end improves the unit; First electric capacity (C1) is connected with the 3rd electric capacity (C3) of parallel connection, an end of the 3rd inductance (L3) with the mid point of second electric capacity (C2), and the 3rd electric capacity (C3) of parallel connection, the other end of the 3rd inductance (L3) are connected with the other end that the power factor of zero line input and rear end improves the unit.
4. the lightning-proof electricity-saving protection circuit in a kind of single-phase socket according to claim 1, it is characterized in that: described transition surge restraining unit is a piezo-resistance.
5. according to the lightning-proof electricity-saving protection circuit in claim 1 or the 3 described a kind of single-phase sockets, it is characterized in that: it is a tunable capacitor device that described power factor improves the unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810054102A CN101651271B (en) | 2008-08-11 | 2008-08-11 | Lightning-proof electricity-saving protection circuit in single-phase socket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810054102A CN101651271B (en) | 2008-08-11 | 2008-08-11 | Lightning-proof electricity-saving protection circuit in single-phase socket |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101651271A CN101651271A (en) | 2010-02-17 |
| CN101651271B true CN101651271B (en) | 2012-08-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810054102A Active CN101651271B (en) | 2008-08-11 | 2008-08-11 | Lightning-proof electricity-saving protection circuit in single-phase socket |
Country Status (1)
| Country | Link |
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| CN (1) | CN101651271B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19634440A1 (en) * | 1996-08-26 | 1998-03-05 | Siemens Ag | Fault current detection method |
| CN2405345Y (en) * | 1999-11-11 | 2000-11-08 | 王宁 | Lightning protection and anti-interference electric power supply socket |
| CN2884645Y (en) * | 2006-02-26 | 2007-03-28 | 李绪平 | General multifunction electricity saver |
| CN201018407Y (en) * | 2007-02-02 | 2008-02-06 | 深圳晶辰电子科技股份有限公司 | Surge-suppressing circuit |
-
2008
- 2008-08-11 CN CN200810054102A patent/CN101651271B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19634440A1 (en) * | 1996-08-26 | 1998-03-05 | Siemens Ag | Fault current detection method |
| CN2405345Y (en) * | 1999-11-11 | 2000-11-08 | 王宁 | Lightning protection and anti-interference electric power supply socket |
| CN2884645Y (en) * | 2006-02-26 | 2007-03-28 | 李绪平 | General multifunction electricity saver |
| CN201018407Y (en) * | 2007-02-02 | 2008-02-06 | 深圳晶辰电子科技股份有限公司 | Surge-suppressing circuit |
Non-Patent Citations (2)
| Title |
|---|
| 潘建.电子产品的瞬变和浪涌防护.《国外电子元器件》.2001,(第02期),全文. * |
| 苏宏营等.高速电力线通信中电压瞬变的产生和抑制.《电力系统及其自动化学报》.2003,(第05期),全文. * |
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| Publication number | Publication date |
|---|---|
| CN101651271A (en) | 2010-02-17 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| ASS | Succession or assignment of patent right |
Owner name: SHENZHEN VICLAND SPIRIT ENERGY-SAVING TECHNOLOGY C Free format text: FORMER OWNER: LI WENBIN Effective date: 20100519 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 300181 NO.ZENGYI, BEIYUANLI, GUANGRUI ROAD, ZHONGSHANMEN, HEDONG DISTRICT, TIANJIN CITY TO: 518067 TOWER A, SOUTH 3RD HOUSE, LIGHTING CENTER, CHINA LIGHT AND POWER CO., LTD., KEJI SOUTH 12TH ROAD, NANSHAN DISTRICT, SHENZHEN CITY |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20100519 Address after: 518067 A, South third floor, Central Electric Lighting Center, twelve South tech Road, Shenzhen, Nanshan District Applicant after: Shenzhen Vicland Spirit Energy-saving Technology Co., Ltd. Address before: 300181 Tianjin City Hedong District Zhongshan Gate Guangrui Road by a number in the park Applicant before: Li Wenbin |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: Lin Xi Lu Longgang Dragon Street District of Shenzhen City, Guangdong province 518172 Shenzhen city students (Longgang) Park Park 414, 417, 420 Patentee after: Shenzhen Weili low carbon Limited by Share Ltd Address before: 518067 A, South third floor, Central Electric Lighting Center, twelve South tech Road, Shenzhen, Nanshan District Patentee before: Shenzhen Vicland Spirit Energy-saving Technology Co., Ltd. |