CN203643512U - High-voltage electric pulse detection device - Google Patents
High-voltage electric pulse detection device Download PDFInfo
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- CN203643512U CN203643512U CN201320865484.7U CN201320865484U CN203643512U CN 203643512 U CN203643512 U CN 203643512U CN 201320865484 U CN201320865484 U CN 201320865484U CN 203643512 U CN203643512 U CN 203643512U
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- voltage
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- electric pulse
- pulse detection
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- 238000001514 detection method Methods 0.000 title abstract description 8
- 239000003990 capacitor Substances 0.000 claims abstract description 4
- 230000001939 inductive effect Effects 0.000 claims description 10
- 230000005684 electric field Effects 0.000 claims description 7
- 230000003750 conditioning effect Effects 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000009514 concussion Effects 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 abstract 2
- 238000001914 filtration Methods 0.000 abstract 1
- 230000006698 induction Effects 0.000 abstract 1
- 230000005611 electricity Effects 0.000 description 1
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Abstract
The utility model relates to an electric pulse detection technology and further relates to a high-voltage electric pulse detection device. The high-voltage electric pulse detection device comprises an induction coil, detection circuits connected with the coil and successively connected in parallel, a rectification circuit, a current-limiting resistor R101 connected with a rectifying circuit in series, a TVS tube, a Zener diode, a C93, a current-limiting resistor R102, an optical coupler U24, a capacitor C94 playing a role in filtering, a voltage-dividing resistor R103, a voltage-dividing resistor R110 and a power source powering the optical coupler U24. Compared with the prior art, the high-voltage electric pulse detection device has the advantages of strong stability, strong reliability, low power consumption and low cost.
Description
Technical field:
The utility model relates to electric pulse detection technique, further relates to a kind of high electric field pulse pick-up unit.
Background technology:
In the modern life, there are many electronic type gauging instruments, for example electronic electric energy meter.Electronic type gauging instrument has its one side easily, still, when using high-tension electricity baton, high-voltage electric shock gun etc. can produce the equipment of high-voltage pulse, it is carried out to contactless impact, can make gauging instrument counting stop or counting zero clearing.Therefore, be necessary very much on these instruments, to install corresponding pick-up unit additional, to realize detection.
Summary of the invention:
The technical solution of the utility model is as follows:
High electric field pulse pick-up unit comprises:
Inductive coil, the testing circuit being connected with coil; Described testing circuit is successively and connect:
Rectification circuit, the concussion voltage negative half cycle that inductive coil is produced isolates out, and only leaves positive half cycle to subsequent conditioning circuit transmission;
The current-limiting resistance R101 being connected in series with rectification circuit;
TVS pipe and Zener diode, in the time of voltage superelevation, can lead away high pressure, protection subsequent conditioning circuit;
C93, plays filter action;
Current-limiting resistance R102;
Optocoupler U24, when non-inductive voltage, its pin 6 is high level, in the time having induced voltage, its pin 6 is low level, its pin 5 ground connection, its pin 8 is connected with power supply;
Capacitor C 94, plays filter action;
Divider resistance R103;
Divider resistance R110;
Power supply is optocoupler U24 power supply.
As preferred version, rectification circuit can be diode array.
Diode array is specifically as follows 14 diode string D11, D12, D13, D14, D15, D16, D17, D18, D19, D20, D21, D22, D23, D24, and output terminal is respectively between D11 and D12, draw between D23 and D24.
The utility model is existing for the advantage of prior art is: have stronger stability and reliability, power consumption is lower, with low cost.
Accompanying drawing explanation:
Fig. 1 is specific embodiment of the utility model structural representation.In figure, 1 represents inductive coil, and 2 represent rectification circuit.
Embodiment:
Embodiment:
High electric field pulse pick-up unit comprises:
Inductive coil 1, the testing circuit being connected with coil; Described testing circuit is successively and connect:
Rectification circuit is diode array; Above-mentioned diode array is the series connection of 14 diodes D11, D12, D13, D14, D15, D16, D17, D18, D19, D20, D21, D22, D23, D24, and output terminal is respectively between D11 and D12, draw between D23 and D24.
Diode D11, D12, D13, D14, D15, D16, D17, D18, D19, D20, D21, D22, D23, D24 select 1IN4148; Zener diode D25 selects 1N5226.
Claims (3)
1. high electric field pulse pick-up unit, is characterized in that, comprising:
Inductive coil (1), the testing circuit being connected with coil; Described testing circuit is successively and connect:
Rectification circuit (2), the concussion voltage negative half cycle that inductive coil is produced isolates out, and only leaves positive half cycle to subsequent conditioning circuit transmission;
The current-limiting resistance R101 being connected in series with rectification circuit;
TVS pipe and Zener diode, in the time of voltage superelevation, can lead away high pressure, protection subsequent conditioning circuit;
C93, plays filter action;
Current-limiting resistance R102;
Optocoupler U24, when non-inductive voltage, its pin 6 is high level, in the time having induced voltage, its pin 6 is low level, its pin 5 ground connection, its pin 8 is connected with power supply;
Capacitor C 94, plays filter action;
Divider resistance R103;
Divider resistance R110;
Power supply is optocoupler U24 power supply.
2. high electric field pulse pick-up unit according to claim 1, is characterized in that, described rectification circuit is diode array.
3. high electric field pulse pick-up unit according to claim 2, it is characterized in that, described diode array is 14 diodes series connection (D11, D12, D13, D14, D15, D16, D17, D18, D19, D20, D21, D22, D23, D24), and output terminal is respectively between D11 and D12, draw between D23 and D24.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320865484.7U CN203643512U (en) | 2013-12-20 | 2013-12-20 | High-voltage electric pulse detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320865484.7U CN203643512U (en) | 2013-12-20 | 2013-12-20 | High-voltage electric pulse detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203643512U true CN203643512U (en) | 2014-06-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320865484.7U Expired - Fee Related CN203643512U (en) | 2013-12-20 | 2013-12-20 | High-voltage electric pulse detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203643512U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103645386A (en) * | 2013-12-20 | 2014-03-19 | 天津鹏安数迅科技有限公司 | High-voltage electric pulse detection device |
| CN110211349A (en) * | 2019-06-27 | 2019-09-06 | 杨晓艺 | A kind of smart home entrance guard security system based on ZigBee |
-
2013
- 2013-12-20 CN CN201320865484.7U patent/CN203643512U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103645386A (en) * | 2013-12-20 | 2014-03-19 | 天津鹏安数迅科技有限公司 | High-voltage electric pulse detection device |
| CN103645386B (en) * | 2013-12-20 | 2016-08-17 | 天津鹏安数迅科技有限公司 | High-voltage electric pulse detection device |
| CN110211349A (en) * | 2019-06-27 | 2019-09-06 | 杨晓艺 | A kind of smart home entrance guard security system based on ZigBee |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140611 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |