CN202929096U - Inductive high-voltage live detection device - Google Patents
Inductive high-voltage live detection device Download PDFInfo
- Publication number
- CN202929096U CN202929096U CN 201220677180 CN201220677180U CN202929096U CN 202929096 U CN202929096 U CN 202929096U CN 201220677180 CN201220677180 CN 201220677180 CN 201220677180 U CN201220677180 U CN 201220677180U CN 202929096 U CN202929096 U CN 202929096U
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- circuit
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- electricity
- measuring device
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- 238000001514 detection method Methods 0.000 title abstract description 8
- 230000001939 inductive effect Effects 0.000 title abstract 4
- 230000006698 induction Effects 0.000 claims abstract description 16
- 230000005611 electricity Effects 0.000 claims description 12
- 238000011156 evaluation Methods 0.000 claims description 11
- 238000006243 chemical reaction Methods 0.000 claims description 9
- 230000003321 amplification Effects 0.000 claims description 5
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 5
- 230000011664 signaling Effects 0.000 claims description 4
- 238000012544 monitoring process Methods 0.000 abstract description 3
- 238000000605 extraction Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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Abstract
An inductive high-voltage live detection device provided by the utility model relates to an emergency protection circuit device, especially to a device for monitoring a high-voltage charged body to protect electrical equipment. The inductive high-voltage live detection device provided by the utility model comprises an induction terminal, a signal processing circuit, a signal analysis circuit, an output circuit and an alarm device. The induction terminal, the signal processing circuit, the signal analysis circuit and the output circuit are connected in order. The alarm device is connected on the signal analysis circuit. The device also comprises a detection circuit which is connected between the induction terminal and the signal analysis circuit. According to the device provided by the utility model, signals between an inductive electrode and the signal processing circuit are extracted by the utilization of detection circuit, and a detected structure is fed back to the signal analysis circuit for analysis processing. If circuit connection is normal, routine work can be carried out. Once a line fault occurs, the alarm sounds, thus effectively guaranteeing safety of electrical equipment and personnel.
Description
Technical field
The utility model relates to a kind of emergency protection circuit device for electric, and particularly a kind of high-voltage charged body of monitoring is with the device of protection power equipment.
Background technology
existing electrification in high voltage supervising device is directly to be installed on electric capacity on high voltage bus, the sensor of display device and display are through external wire, be unified into a minute hydraulic circuit with electric capacity, and sensor is made post insulator style, in bury high-strength dielectric function material underground, make core rod type electric capacity, one end of its electric capacity is connected with high voltage bus through upper flange, the other end is connected by the secondary connection end of sensor lower end, this mode is too simple because gather high-voltage signal, high-voltage signal is and secondary weak current equipment isolation simple by electric capacity only, in case electric capacity damages through high pressure, display can not provide alerting signal, operating personnel are as easy as rolling off a log enters charged interval under ignorant situation, cause personal safety larger infringement to occur, if be connected to the electric capacity on high-tension line in case puncture, can cause the display continuous high temperature, and then breaking out of fire, the lighter can cause high-voltage earthing Damage by Short Circuit high-tension apparatus, and larger security incident occurs in serious meeting even can cause larger casualties and economic loss.
Summary of the invention
The utility model proposes a kind of to realizing to the electric capacity state induction-type high-voltage measuring device with electricity of monitoring.
Induction-type high-voltage measuring device with electricity described in the utility model, comprise induction terminal, signal processing circuit, signal evaluation circuit, output circuit and warning device, described induction terminal, signal processing circuit, signal evaluation circuit are connected with output circuit and are connected, warning device is connected on signal evaluation circuit, described device also comprises a testing circuit, and this testing circuit is connected between induction terminal and signal evaluation circuit.
Preferably, described signal processing circuit comprises anti-jamming circuit, operational amplification circuit and signaling conversion circuit.
Further preferably, described signaling conversion circuit is mould/number conversion circuit.
Preferably, described output circuit comprises state display lamp, relay.
Further preferably, state display lamp is light emitting diode.
Preferably, described alarm is hummer.
Preferably, described signal evaluation circuit is single-chip microcomputer.
Induction-type high-voltage measuring device with electricity described in the utility model, utilize the signal between testing circuit extraction induction electrode and signal processing circuit, and detection architecture is fed back to carry out analyzing and processing in signal evaluation circuit, can carry out routine work when connection is normal, in case line failure report to the police.The utility model has effectively ensured power equipment and personnel's safety, and simple in structure, and practicality is extremely strong.
Description of drawings
Fig. 1 is structural representation of the present utility model.
1-induction terminal in figure; The 2-anti-jamming circuit; The 3-operational amplification circuit; 4-mould/number conversion circuit; The 5-single-chip microcomputer; The 6-testing circuit; The 7-light emitting diode; The 8-relay; The 9-hummer.
Embodiment
Induction-type high-voltage measuring device with electricity described in the utility model, comprise the induction terminal 1, anti-jamming circuit 2, operational amplification circuit 3, mould/number conversion circuit 4 and the single-chip microcomputer 5 that connect successively, testing circuit 6 is connected between induction terminal 1 and single-chip microcomputer 5, and light emitting diode 7, hummer 9 and relay 8 are connected on single-chip microcomputer 5.
within device described in the utility model will be responded to the safe distance that terminal 1 is arranged on high-voltage charged body, isolate in high pressure by air, and respond to the charged situation of high laminate by induction terminal 1, if there are operating personnel to enter, can send 5V detection voltage by first control single chip computer 5, by testing circuit 6, voltage is sent to induction electrode, induction electrode is experienced after voltage signal Voltage Feedback to testing circuit 6, by testing circuit 6, voltage signal is sent to single-chip microcomputer 5, by single-chip microcomputer 5, the signal of feedback is analyzed and processed, in case the feedback voltage value surpasses the safety value of setting, hummer 9 is reported to the police immediately, relay 8 cuts off circuit simultaneously, if the voltage signal of feedback is in the safety value scope of setting, single-chip microcomputer 5 stops sending detection voltage, induction electrode is removed high frequency interference through anti-jamming circuit 2 successively with the electric signal of sensing, operational amplification circuit 3 amplifying signals and mould/number conversion circuit 4, conducting light emitting diode 7 after single-chip microcomputer 5, and control other electric system by relay 8.
Claims (7)
1. induction-type high-voltage measuring device with electricity, comprise induction terminal (1), signal processing circuit, signal evaluation circuit, output circuit and warning device, described induction terminal (1), signal processing circuit, signal evaluation circuit are connected with output circuit and are connected, warning device is connected on signal evaluation circuit, it is characterized in that described device also comprises a testing circuit (6), this testing circuit (6) is connected between induction terminal (1) and signal evaluation circuit.
2. induction-type high-voltage measuring device with electricity as claimed in claim 1, is characterized in that described signal processing circuit comprises anti-jamming circuit (2), operational amplification circuit (3) and signaling conversion circuit.
3. induction-type high-voltage measuring device with electricity as claimed in claim 1, is characterized in that described signaling conversion circuit is mould/number conversion circuit (4).
4. induction-type high-voltage measuring device with electricity as claimed in claim 1, is characterized in that described output circuit comprises state display lamp, relay (8).
5. induction-type high-voltage measuring device with electricity as claimed in claim 4, is characterized in that described state display lamp is light emitting diode (7).
6. induction-type high-voltage measuring device with electricity as claimed in claim 1, is characterized in that described alarm is hummer (9).
7. induction-type high-voltage measuring device with electricity as claimed in claim 1, is characterized in that described signal evaluation circuit is single-chip microcomputer (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220677180 CN202929096U (en) | 2012-12-11 | 2012-12-11 | Inductive high-voltage live detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220677180 CN202929096U (en) | 2012-12-11 | 2012-12-11 | Inductive high-voltage live detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202929096U true CN202929096U (en) | 2013-05-08 |
Family
ID=48219045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220677180 Expired - Fee Related CN202929096U (en) | 2012-12-11 | 2012-12-11 | Inductive high-voltage live detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202929096U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103499730A (en) * | 2013-10-16 | 2014-01-08 | 国网山东省电力公司青岛供电公司 | Safety electricity testing and discharging device |
| CN106249031A (en) * | 2016-08-30 | 2016-12-21 | 重庆理工大学 | Power frequency high voltage measuring device with electricity |
| CN111474401A (en) * | 2020-04-27 | 2020-07-31 | 长园共创电力安全技术股份有限公司 | High-voltage charged display device with fault detection function and fault detection method |
| CN114414881A (en) * | 2022-02-28 | 2022-04-29 | 湖南捷力泰科技有限公司 | Polarized high voltage detection device and method |
-
2012
- 2012-12-11 CN CN 201220677180 patent/CN202929096U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103499730A (en) * | 2013-10-16 | 2014-01-08 | 国网山东省电力公司青岛供电公司 | Safety electricity testing and discharging device |
| CN106249031A (en) * | 2016-08-30 | 2016-12-21 | 重庆理工大学 | Power frequency high voltage measuring device with electricity |
| CN111474401A (en) * | 2020-04-27 | 2020-07-31 | 长园共创电力安全技术股份有限公司 | High-voltage charged display device with fault detection function and fault detection method |
| CN114414881A (en) * | 2022-02-28 | 2022-04-29 | 湖南捷力泰科技有限公司 | Polarized high voltage detection device and method |
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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: 20130508 Termination date: 20151211 |
|
| EXPY | Termination of patent right or utility model |