CN102545656A - High-voltage breakdown monitor - Google Patents
High-voltage breakdown monitor Download PDFInfo
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- CN102545656A CN102545656A CN2010106103111A CN201010610311A CN102545656A CN 102545656 A CN102545656 A CN 102545656A CN 2010106103111 A CN2010106103111 A CN 2010106103111A CN 201010610311 A CN201010610311 A CN 201010610311A CN 102545656 A CN102545656 A CN 102545656A
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Abstract
The invention discloses a high-voltage breakdown monitor. The high-voltage breakdown monitor comprises a rectification filtering circuit, a voltage-stabilizing circuit, a voltage-stabilizing control circuit, an oscillation output circuit and a voltage-multiplying rectification high-voltage output circuit, wherein the rectification filtering circuit is used for converting input alternating current utility power into six channels of direct current; the voltage-stabilizing circuit is electrically connected with an output end of the rectification filtering circuit; the voltage-stabilizing control circuit is connected with an input end of the voltage-stabilizing circuit and used for controlling the output of the voltage-stabilizing circuit; the oscillation output circuit is electrically connected with the output end of the voltage-stabilizing circuit and used for converting the direct current which is output by the voltage-stabilizing circuit into alternating current; and the voltage-multiplying rectification high-voltage output circuit is electrically connected with the output end of the oscillation output circuit and used for converting the alternating current which is output by the oscillation output circuit into the direct current and amplifying the direct current. The high-voltage breakdown monitor has the advantages that: by adoption of a control loop and a multi-stage voltage-multiplying circuit, which are independent of each other, six channels of direct current high voltage can be simultaneously output and measured; and by taking measures of mutual isolation and shielding, detection efficiency and practicability are greatly improved.
Description
Technical field
The present invention relates to a kind of puncture monitor, particularly a kind of multichannel high-voltage breakdown monitor belongs to the electrical Instrument technology field.
Background technology
By comprising that a casing and the circuit that is assemblied on the mounting panel constitute, the loop takes place by a control loop and a high pressure and constitutes high direct voltage output loop of this loop output high-voltage breakdown monitor commonly used in circuit usually; The high-voltage breakdown monitor of this structure can only be exported a high direct voltage, can not satisfy the monitoring needs.
Summary of the invention
Technical problem to above-mentioned existence the objective of the invention is: proposed a kind of multichannel high-voltage breakdown monitor.
Technical solution of the present invention is achieved in that a kind of high-voltage breakdown monitor, comprise voltage stabilizing circuit that the electric main that is used for input converts six road galvanic current rectifying and wave filtering circuits into, is electrically connected with the output of described current rectifying and wave filtering circuit, the controlling circuit of voltage regulation that is used to control voltage stabilizing circuit output of being connected with the input of described voltage stabilizing circuit, with described circuit output end of pressure-stabilizing be electrically connected be used for the direct current of voltage stabilizing circuit output convert to alternating current the concussion output circuit, convert the also voltage multiplying rectifier high-voltage output circuit of amplification of direct current to the output of the described concussion output circuit alternating current that is used for the output of concussion output circuit that is electrically connected; Described voltage multiplying rectifier high-voltage output circuit comprises a transformer; Described transformer has an elementary winding and a secondary grade winding; The elementary winding of described transformer is connected with the output of described concussion output circuit, and the secondary level winding of described transformer links to each other with multistage voltage-multiplying circuit.
Because the utilization of technique scheme, the present invention compared with prior art has advantage:
High-voltage breakdown monitor of the present invention owing to adopt separately independently control loop and multistage voltage-multiplying circuit, therefore can be exported six tunnel high direct voltages simultaneously, can measure simultaneously, and measures such as mutual isolation, shielding, improved detection efficiency and practicality greatly.
Description of drawings
Below in conjunction with accompanying drawing technical scheme of the present invention is described further:
Accompanying drawing 1 is the electric theory diagram of high-voltage breakdown monitor of the present invention;
Accompanying drawing 2 is the circuit diagram of the controlling output circuit of high-voltage breakdown detector of the present invention.
Embodiment
Below in conjunction with accompanying drawing the present invention is described.
Be depicted as high-voltage breakdown monitor of the present invention like accompanying drawing 1, civil power exports six tunnel controlling output circuit independently to through transformer, inputs to six road voltage multiplying rectifier high-voltage output circuits again.Described voltage multiplying rectifier high-voltage output circuit comprises a transformer, and this transformer comprises an elementary winding and a secondary grade winding, and its elementary winding is connected with the output of concussion output circuit; In order to receive the alternating current of concussion output circuit output, the secondary level winding of transformer links to each other with voltage-multiplying circuit, and an end of secondary level winding is connected with capacitor C 4 one pins; Another pin of capacitor C 4 and diode D1 negative pole and diode D2 are anodal to link to each other, the diode D1 positive pole also ground connection that links to each other with the other end of secondary level winding, and capacitor C 1 is serially connected between the negative pole of positive pole and diode D2 of diode D1; The negative pole of diode D2 is connected with the positive pole of diode D3, and capacitor C 5 is serially connected between diode D2 positive pole and the diode D3 negative pole, and the positive pole of diode D3 negative pole and diode D4 joins; Capacitor C 2 is serially connected between the negative pole of diode D3 positive pole and diode D4; The positive pole of diode D4 negative pole and diode D5 joins, and capacitor C 6 is serially connected between diode D4 positive pole and the diode D5 negative pole, and diode D5 negative pole and diode D6 positive pole join; Capacitor C 3 is serially connected between diode D5 positive pole and the diode D6 negative pole; Capacitor C 8 is serially connected between diode D6 positive pole and the diode D7 negative pole, and diode D7 negative pole and diode D8 positive pole join, and capacitor C 7 is serially connected between diode D7 positive pole and the diode D8 negative pole; Diode D8 negative pole is voltage output end HV; The operation principle of voltage-multiplying circuit: AC power half cycle is to C4, C5, C6, C8 charging during this circuit working, and C1, C2, C3, C7 discharge are when getting into another half cycle; C4, C5, C6, C8 discharge, and C1, C2, C3, C7 charging.
High-voltage breakdown monitor shown in accompanying drawing 2; Comprise current rectifying and wave filtering circuit, voltage stabilizing circuit, controlling circuit of voltage regulation, concussion output circuit and voltage multiplying rectifier high-voltage output circuit; Current rectifying and wave filtering circuit is transformed to direct current with the electric main of importing and inputs to voltage stabilizing circuit; Voltage stabilizing circuit carries out filtering according to the control of controlling circuit of voltage regulation to the direct current of importing; Thereby the galvanic current pressure is inputed in the concussion output circuit, and described concussion output circuit carries out the direct current of input to input to the voltage multiplying rectifier high-voltage output circuit behind the exchange conversion, thereby alternating current is that direct current and amplification obtain stable high voltage direct current through the rectification of voltage multiplying rectifier high-voltage output circuit.
Because the utilization of technique scheme, the present invention compared with prior art has advantage:
High-voltage breakdown monitor of the present invention owing to adopt separately independently control loop and multistage voltage-multiplying circuit, therefore can be exported six tunnel high direct voltages simultaneously, can measure simultaneously, and measures such as mutual isolation, shielding, improved detection efficiency and practicality greatly.
The foregoing description only is explanation technical conceive of the present invention and characteristics; Its purpose is to let the personage that is familiar with this technology can understand content of the present invention and implements; Can not limit protection scope of the present invention with this; All equivalences that spirit is done according to the present invention change or modify, and all should be encompassed in protection scope of the present invention.
Claims (1)
1. high-voltage breakdown monitor is characterized in that: comprise voltage stabilizing circuit that the electric main that is used for input converts six road galvanic current rectifying and wave filtering circuits into, is electrically connected with the output of described current rectifying and wave filtering circuit, the controlling circuit of voltage regulation that is used to control voltage stabilizing circuit output of being connected with the input of described voltage stabilizing circuit, with described circuit output end of pressure-stabilizing be electrically connected be used for the direct current of voltage stabilizing circuit output convert to alternating current the concussion output circuit, convert the also voltage multiplying rectifier high-voltage output circuit of amplification of direct current to the output of the described concussion output circuit alternating current that is used for the output of concussion output circuit that is electrically connected; Described voltage multiplying rectifier high-voltage output circuit comprises a transformer; Described transformer has an elementary winding and a secondary grade winding; The elementary winding of described transformer is connected with the output of described concussion output circuit, and the secondary level winding of described transformer links to each other with multistage voltage-multiplying circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010106103111A CN102545656A (en) | 2010-12-28 | 2010-12-28 | High-voltage breakdown monitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010106103111A CN102545656A (en) | 2010-12-28 | 2010-12-28 | High-voltage breakdown monitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102545656A true CN102545656A (en) | 2012-07-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010106103111A Pending CN102545656A (en) | 2010-12-28 | 2010-12-28 | High-voltage breakdown monitor |
Country Status (1)
| Country | Link |
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| CN (1) | CN102545656A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5514967A (en) * | 1994-08-16 | 1996-05-07 | Zelm; Richard J. | Automatic insulation test equipment for testing high voltage electrical equipment at the rated voltage level |
| CN101127484A (en) * | 2007-05-23 | 2008-02-20 | 中国科学院电工研究所 | A digital high voltage DC power |
| CN101769991A (en) * | 2009-01-05 | 2010-07-07 | 发那科株式会社 | Motor insulation deterioration detection device |
| CN201623632U (en) * | 2010-02-10 | 2010-11-03 | 武汉市泛科变电检修设备制造有限公司 | DC high-voltage power supply device |
| CN201917639U (en) * | 2010-12-28 | 2011-08-03 | 苏州华电电气股份有限公司 | High-voltage breakdown monitor |
-
2010
- 2010-12-28 CN CN2010106103111A patent/CN102545656A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5514967A (en) * | 1994-08-16 | 1996-05-07 | Zelm; Richard J. | Automatic insulation test equipment for testing high voltage electrical equipment at the rated voltage level |
| CN101127484A (en) * | 2007-05-23 | 2008-02-20 | 中国科学院电工研究所 | A digital high voltage DC power |
| CN101769991A (en) * | 2009-01-05 | 2010-07-07 | 发那科株式会社 | Motor insulation deterioration detection device |
| CN201623632U (en) * | 2010-02-10 | 2010-11-03 | 武汉市泛科变电检修设备制造有限公司 | DC high-voltage power supply device |
| CN201917639U (en) * | 2010-12-28 | 2011-08-03 | 苏州华电电气股份有限公司 | High-voltage breakdown monitor |
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Application publication date: 20120704 |