CN101419258A - General electronic phasing tester - Google Patents
General electronic phasing tester Download PDFInfo
- Publication number
- CN101419258A CN101419258A CNA2008102394712A CN200810239471A CN101419258A CN 101419258 A CN101419258 A CN 101419258A CN A2008102394712 A CNA2008102394712 A CN A2008102394712A CN 200810239471 A CN200810239471 A CN 200810239471A CN 101419258 A CN101419258 A CN 101419258A
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- circuit
- general electronic
- triode
- nuclear phase
- phasing tester
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Abstract
The invention provides a general type electronic phase tester which is convenient to carry, so that the electronic phase tester is generally suitable for electrified displays with different models and phase holes. The electronic phase tester is characterized in that a nuclear phase circuit comprises a rectifier bridge provided with two input ends and two output ends; each input end is connected with a nuclear phase pen; the two output ends are connected in parallel with a rectifying and wave-filtering circuit and an adjustable voltage dividing circuit, wherein the adjustable voltage dividing circuit is provided with an adjustable resistor and a voltage dividing resistor and is connected in parallel with a voltage stabilizing circuit with a voltage stabilizing tube and an alarm display circuit through two ends of the adjustable resistor; the alarm display circuit comprises a triode; the base electrode of the triode is connected with the negative electrode of the voltage stabilizing tube; the emitting electrode of the triode is connected with the positive electrode of the voltage stabilizing tube; the collecting electrode of the triode is connected in series with an LED, a current-limiting resistor and a driving power supply of the light emitting diode sequentially; and the negative electrode of the driving power supply is connected with the positive electrode of the voltage stabilizing tube and is connected to the negative electrode of the rectifier bridge.
Description
Technical field
The present invention relates to the operating phase sequence nuclear phase of duplicate supply looped network switch cubicle technology, particularly a kind of general electronic phasing tester.
Background technology
In urban network reconstruction, need a large amount of loop-network switch cabinets that use.When loop-network switch cabinet has power supply entering line,, must before sending electricity, carry out the phase sequence inspection and examine, just the phase sequence nuclear phase the phase sequence of every road high pressure inlet wire three-phase supply for the three-phase phase-sequence that guarantees the two-way power supply is identical.If find that the phase sequence of two-way high pressure inlet wire is inequality, just the cable of two-way inlet wire need be carried out the phase sequence adjustment, guarantee that any one tunnel power supply of two-way power supply all meets normal phase sequence requirement.High voltage phasing tester in the market all is to be applied to overhead transmission line (or bare wire) system mostly, and be used for the phasing tester of the indoor and outdoor ring main unit of full-insulated full-sealed high pressure, all need to match with the electrification display of ring main unit kitting, because the electric parameter of the electrification display of each manufacturer production has very big difference, like this, just need to be equipped with various phasing tester at the matching used electrification display of different switch cubicles and satisfy on-the-spot nuclear phase demand, brought very big inconvenience to the user.
Summary of the invention
The present invention provides general electronic phasing tester easy to carry according to the deficiencies in the prior art, so that be common to the electrification display that possesses the nuclear phase hole of different model.。
Series technical project of the present invention is as follows:
A kind of general electronic phasing tester, comprise shell body, be positioned at nuclear phase circuit and two nuclear phase pens of shell body inside, it is characterized in that, described nuclear phase circuit comprises the rectifier bridge with two input ends and two output terminals, each input end connects a nuclear phase pen, two output terminals are parallel with rectification filtering circuit and adjustable minute hydraulic circuit, hydraulic circuit had adjustable resistance and divider resistance in described adjustable minute, be parallel with the loop of voltage regulation and the alarm show circuit of band stabilivolt by the two ends of described adjustable resistance, described alarm show circuit comprises a triode, the base stage of described triode connects the negative pole of stabilivolt, the emitter of described triode connects the positive pole of stabilivolt, the collector of described triode is the series LED light emitting diode successively, the driving power of current-limiting resistance and light emitting diode, the negative pole of described driving power connects the positive pole of stabilivolt.
The black test pencil that described nuclear phase pen is a multimeter.
Described nuclear phase pen has the cap for brush.
Described nuclear phase pen connects the input end of rectifier bridge in the shell body inner core circuitry phase by the 1.5 meters long flexible circuit conductor that has protective seam.
Described shell body is provided with the display aperture of LED light emitting diode as pilot lamp.
Described shell body is provided with the screw hole of scalable current potential.
Described driving power adopts the 3.6V lithium battery.
Described loop of voltage regulation comprises a voltage stabilizing diode.
Described rectification filtering circuit comprises an electric capacity.
Technique effect of the present invention:
Compared with prior art, possess adjustable minute hydraulic circuit, loop of voltage regulation and alarm show circuit in the nuclear phase circuit of the present invention, hydraulic circuit was made up of current-limiting resistance and potentiometer in adjustable minute, resistance by regulator potentiometer, the nuclear phase parameter that can reserve according to the electrification display of different model, the present invention is adjusted to the parameter that is fit to the phasing tester indication, so can be common to the electrification display that possesses the nuclear phase hole of different model.
The alarm show circuit of nuclear phase circuit of the present invention is with the driving power of DC3.6V lithium battery as light emitting diode; with triode as the loop actuating switch; the adjusted voltage of process potentiometer is behind the stabilivolt voltage-stabilizing protection; give the triode Continuity signal; the voltage of DC3.6V lithium battery is given the LED light cathode power supply, when the triode conducting behind current-limiting resistance; the LED light negative pole is conducting to negative pole by collector, the emitter of triode, makes LED light luminous.Such circuit design is not subjected to the primary voltage of switch cubicle of different model and the influence of nuclear phase hole parameter size, applicable to dissimilar homemade switch cubicles or inlet switch cabinet.
Description of drawings
Fig. 1 is the circuit theory diagrams of general electronic phasing tester of the present invention.
Embodiment
As shown in Figure 1, two input ends of the rectifier bridge of being made up of D1, D2, four commutation diodes of D3, D4 are drawn two nuclear phases AC-IN and are connected, the output terminal of rectifier bridge also meets filter capacitor C1, constitute rectification filtering circuit, its output terminal also meets adjustable divider resistance R1 and R2 potentiometer (being adjustable resistance), again and meet stabilivolt Z1; DC3.6V lithium battery anode, current-limiting resistance R3, LED light emitting diode positive pole, LED light emitting diode negative pole, the collector of triode Q1, emitter, DC3.6V cathode of lithium battery are connected in series successively and constitute the alarm show circuit, again with emitter and the DC3.6V cathode of lithium battery of triode Q1 and receive on the both positive and negative polarity of stabilivolt Z1.Produce the principle of phase differential according to out of phase, when two nuclear phase pens insert two nuclear phase holes of out of phase respectively, produce certain phase difference therebetween, input signal carries out rectification through rectifier bridge, carry out filtering through capacitor C 1 again, obtain a complete d. c. voltage signal; This DC voltage is carried out dividing potential drop through resistance R 1 and the bleeder circuit that potentiometer R2 forms, and by the resistance of regulator potentiometer R2, the nuclear phase parameter that can reserve according to the electrification display of different model is adjusted to voltage the parameter that is fit to the phasing tester indication.Voltage after partial is carried out voltage-stabilizing protection through the Z1 stabilivolt and is obtained stable output voltage; can make triode obtain suitable Continuity signal; when base voltage reaches desired value; the triode conducting; the voltage of DC3.6V lithium battery is behind current-limiting resistance; give the LED light cathode power supply, the LED light negative pole is conducting to negative pole by collector, the emitter of triode, makes LED light luminous.Such circuit design is not subjected to the primary voltage of switch cubicle of different model and the influence of nuclear phase hole parameter size, applicable to dissimilar homemade switch cubicles or inlet switch cabinet.
The general description that circuit connects among the present invention is as follows: general electronic phasing tester, so that be common to the electrification display that possesses the nuclear phase hole of different model, it is characterized in that, described nuclear phase circuit comprises the rectifier bridge with two input ends and two output terminals, each input end connects a nuclear phase pen, two output terminals are parallel with rectification filtering circuit and adjustable minute hydraulic circuit, hydraulic circuit had adjustable resistance and divider resistance in described adjustable minute, be parallel with the loop of voltage regulation and the alarm show circuit of band stabilivolt by the two ends of described adjustable resistance, described alarm show circuit comprises a triode, the base stage of described triode connects the negative pole of stabilivolt, the emitter of described triode connects the positive pole of stabilivolt, the collector of described triode is the series LED light emitting diode successively, the driving power of current-limiting resistance and light emitting diode, the negative pole of described driving power connects the positive pole of stabilivolt, and is connected to the negative pole of rectifier bridge.
Should be pointed out that the above embodiment can make those skilled in the art more fully understand the invention, but do not limit the present invention in any way creation.Therefore, although this instructions has been described in detail the invention with reference to drawings and Examples,, it will be appreciated by those skilled in the art that still and can make amendment or be equal to replacement the invention; And all do not break away from the technical scheme and the improvement thereof of the spirit and scope of the invention, and it all is encompassed in the middle of the protection domain of the invention patent.
Claims (9)
1. general electronic phasing tester, comprise shell body, be positioned at nuclear phase circuit and two nuclear phase pens of shell body inside, it is characterized in that, described nuclear phase circuit comprises the rectifier bridge with two input ends and two output terminals, each input end connects a nuclear phase pen, two output terminals are parallel with rectification filtering circuit and adjustable minute hydraulic circuit, hydraulic circuit had adjustable resistance and divider resistance in described adjustable minute, be parallel with the loop of voltage regulation and the alarm show circuit of band stabilivolt by the two ends of described adjustable resistance, described alarm show circuit comprises a triode, the base stage of described triode connects the negative pole of stabilivolt, the emitter of described triode connects the positive pole of stabilivolt, the collector of described triode is the series LED light emitting diode successively, the driving power of current-limiting resistance and light emitting diode, the negative pole of described driving power connects the positive pole of stabilivolt.
2. general electronic phasing tester according to claim 1 is characterized in that, the black test pencil that described nuclear phase pen is a multimeter.
3. general electronic phasing tester according to claim 1 is characterized in that, described nuclear phase pen has the cap for brush.
4. general electronic phasing tester according to claim 1 is characterized in that, described two nuclear phase pens connect the input end of rectifier bridge in the shell body inner core circuitry phase respectively by the 1.5 meters long flexible circuit conductor that has protective seam.
5. general electronic phasing tester according to claim 1 is characterized in that, described shell body is provided with the display aperture of LED light emitting diode as pilot lamp.
6. general electronic phasing tester according to claim 1 is characterized in that described shell body is provided with the screw hole of scalable current potential.
7. general electronic phasing tester according to claim 1 is characterized in that, described driving power adopts the 3.6V lithium battery.
8. general electronic phasing tester according to claim 1 is characterized in that, described loop of voltage regulation comprises a voltage stabilizing diode.
9. general electronic phasing tester according to claim 1 is characterized in that, described rectification filtering circuit comprises an electric capacity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008102394712A CN101419258A (en) | 2008-12-11 | 2008-12-11 | General electronic phasing tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008102394712A CN101419258A (en) | 2008-12-11 | 2008-12-11 | General electronic phasing tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101419258A true CN101419258A (en) | 2009-04-29 |
Family
ID=40630144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008102394712A Pending CN101419258A (en) | 2008-12-11 | 2008-12-11 | General electronic phasing tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101419258A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103337806A (en) * | 2013-06-02 | 2013-10-02 | 国家电网公司 | Ring network switch having nuclear phase function |
| CN107329007A (en) * | 2017-06-09 | 2017-11-07 | 国网上海市电力公司 | A kind of universal secondary nuclear phase instrument for transformer station |
| CN114217155A (en) * | 2021-12-14 | 2022-03-22 | 广东电网有限责任公司 | State detection circuit and terminal of secondary cell clamp plate in distribution network ring main unit |
-
2008
- 2008-12-11 CN CNA2008102394712A patent/CN101419258A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103337806A (en) * | 2013-06-02 | 2013-10-02 | 国家电网公司 | Ring network switch having nuclear phase function |
| CN107329007A (en) * | 2017-06-09 | 2017-11-07 | 国网上海市电力公司 | A kind of universal secondary nuclear phase instrument for transformer station |
| CN114217155A (en) * | 2021-12-14 | 2022-03-22 | 广东电网有限责任公司 | State detection circuit and terminal of secondary cell clamp plate in distribution network ring main unit |
| CN114217155B (en) * | 2021-12-14 | 2023-08-22 | 广东电网有限责任公司 | State detection circuit and terminal of secondary cell clamp plate in distribution network looped netowrk case |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20090429 |