CN2842433Y - A kind of lightning arrester is counted monitor with discharge - Google Patents
A kind of lightning arrester is counted monitor with discharge Download PDFInfo
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- CN2842433Y CN2842433Y CN 200520052489 CN200520052489U CN2842433Y CN 2842433 Y CN2842433 Y CN 2842433Y CN 200520052489 CN200520052489 CN 200520052489 CN 200520052489 U CN200520052489 U CN 200520052489U CN 2842433 Y CN2842433 Y CN 2842433Y
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Abstract
The utility model discloses a kind of lightning arrester and count monitor with discharge; by comprising sampling valve plate (1); rectification circuit (2); bleeder circuit (3); holding circuit (4); message register (5); magneto-electric pointer ammeter (6); idle contact signal transmission interface (7) and fiber-optic signal teletransmission interface (8); it is characterized in that: described sampling valve plate (1); rectification circuit (2); bleeder circuit (3) is connected in series successively; the output of bleeder circuit (3) connects holding circuit; the output terminal of holding circuit respectively with fiber-optic signal teletransmission interface (8); the input end of message register (5) links to each other, and the output terminal of message register (5) connects idle contact signal transmission interface (7) respectively; magneto-electric pointer ammeter (6).The utility model not only can be realized counting thunder automatically, also can the lightning discharge event information be passed to the remote monitoring device by interface simultaneously, makes the remote monitoring device can write down the generation and the generation moment of this incident.
Description
Technical field
The utility model relates to a kind of lightning arrester that writes down lightning arrester discharge time and monitoring lightning arrester leakance and counts monitor with discharge.
Background technology
Because lightning voltage or circuit superpotential usually constitute very big threat to the safety of electrical equipment and microelectronic device, when serious equipment is caused damage, thereby suppress these superpotential and research superpotential particularly the occurrence law etc. of lightning voltage become an important problem, it installs existing waveform automatic shooting device or memory ripple device complexity, heaviness, costs an arm and a leg, so large-area observation or application are restricted.
A kind of wave recording that do not need, only need the lightning arrester of record discharge time to use with the electric system more than 6KV already of discharge counting monitor, as the JCQ-1 type lightning arrester counting monitor that Xian Electrical Ceramics Research Institute is produced, this monitor has volume little, does not need advantages such as power frequency supply.This present series products generally can both be by the count value of pointer ammeter indication lightning discharge number of times and the leakage current of lightning arrester on the spot, can be but all do not provide with the interface of the incident teletransmission of being struck by lightning at every turn, the remote monitoring system can't write down the generation of thunderbolt incident automatically.
The utility model content
The utility model lightning arrester just is to provide a kind of lightning arrester discharge counting monitor of band signal teletransmission interface with the purpose of discharge counting monitor development, this interface is can be enough a kind of guarantees that safe mode passes to the remote monitoring device with the lightning discharge event information, makes the remote monitoring device can write down the generation of this incident and takes place constantly.
For reaching above purpose; the technical solution adopted in the utility model is: comprise sampling valve plate, rectification circuit, bleeder circuit, holding circuit, message register; magneto-electric pointer ammeter, idle contact signal transmission interface and fiber-optic signal teletransmission interface; described sampling valve plate, rectification circuit, bleeder circuit are connected in series successively; the output of bleeder circuit connects holding circuit; the output terminal of holding circuit links to each other with the input end of fiber-optic signal teletransmission interface, message register respectively, and the output terminal of message register connects idle contact signal transmission interface, magneto-electric pointer ammeter respectively.
Above-mentioned lightning arrester is with in the discharge counting monitor, and described idle contact signal transmission interface is a pair of often the opening or normally closed contact that solenoid drives.
Above-mentioned lightning arrester is with in the discharge counting monitor, and described fiber-optic signal teletransmission interface is an optical fiber driving circuit, is used for the process of once discharge is transformed into a pulsed optical signals is monitored this signal by the light path transmission real-time watch device.
The beneficial effects of the utility model: 1) the utility model is when having lightning voltage or switching overvoltage by lightning arrester, solenoid J1 drives message register and finishes once counting, also drive a pair of in addition normally closed or often open idle contact simultaneously, distant place automated watch-keeping facility connects the signal that can monitor this idle contact by shielded conductor, and signal record thunderbolt incident extremely takes place constantly according to this; Because the solenoid of message register directly is not electrically connected with the idle contact of its adhesive, realized the electrical isolation of the circuit of the electric signal that discharges and monitoring device like this, can guarantee that the safety of monitoring device is normally moved; 2) when lightning voltage or switching overvoltage are arranged by lightning arrester, the optical fiber driving circuit of fiber-optic signal teletransmission interface also produces the pulsatile once drive signal simultaneously, distant place automated watch-keeping facility connects by optical fiber and can monitor this pulse drive signal, and moment of signal record thunderbolt incident and generation thereof according to this.
Below in conjunction with drawings and Examples the utility model is further described.
Description of drawings
Fig. 1 is a theory diagram of the present utility model;
Fig. 2 is the electrical schematic diagram of the utility model embodiment,
Embodiment
As shown in Figure 1, the utility model comprises sampling valve plate 1, rectification circuit 2, bleeder circuit 3, holding circuit 4, message register 5, magneto-electric pointer ammeter 6, idle contact signal transmission interface 7 and fiber-optic signal teletransmission interface 8; Discharge current inputs to rectification circuit 2 by the voltage signal that sampling valve plate 1 produces; d. c. voltage signal after 2 rectifications of process rectification circuit is by bleeder circuit 3 dividing potential drops; input to holding circuit 4; holding circuit 4 links to each other with message register 5, finishes pointer counting process by message register 5 and magneto-electric pointer ammeter.
The solenoid of message register 5 can also drive other pair of metal idle contact simultaneously except the pointer of energy actuation counter.And holding circuit 4 is also given optical fiber driving circuit with d. c. voltage signal simultaneously by parallel way.Like this, a lightning discharge incident, except message register 5 has been increased once the counting, also make idle contact signal transmission interface 7 simultaneously a pair of often open or the action of normally closed idle contact once, and make the optical fiber driving circuit of fiber-optic signal teletransmission interface 8 also produce the pulsatile once drive signal simultaneously, the plug of ordinary optic fibre can directly insert the jack of optical fiber driving circuit, and common aviation electric connector connects Shielded Twisted Pair and is used to transmit the idle contact signal.Two kinds of teletransmission modes both can select to use a kind of mode, also can use simultaneously.
As shown in Figure 2, in the embodiment that the utility model lightning arrester provides with discharge counter, sampling valve plate 1 is common zinc oxide valve block R0, and it is a non-linear resistance, rectification circuit 2 is made up of bridge heap B, and the two ends of sampling valve plate 1 link to each other with two input ends of rectifier bridge heap B respectively; Resistor R 1, R2 are composed in series bleeder circuit 3, input to the solenoid of message register after the shnt capacitor C1 of the d. c. voltage signal process holding circuit after the dividing potential drop and the voltage stabilizing diode D1 voltage stabilizing.
The effect of the shnt capacitor C1 of holding circuit is to absorb the peak voltage that may occur; suitably broadening voltage pulsewidth is to guarantee the motion energy of solenoid; the effect of voltage stabilizing diode D1 is solenoid J1 and the optical fiber driving circuit D2 that prevents too high voltages damage back, and the effect of R3 is the electric current of restriction D2.
During by lightning arrester, solenoid J1 drives message register and finishes once counting as lightning voltage or switching overvoltage; Can also drive in addition a pair of normally closed or often open idle contact simultaneously.Distant place automated watch-keeping facility connects the signal that can monitor this idle contact by shielded conductor, and signal record thunderbolt incident extremely takes place constantly according to this.Because the solenoid of message register directly is not electrically connected with the idle contact of its adhesive, realized the electrical isolation of the circuit of the electric signal that discharges and monitoring device like this, can guarantee that the safety of monitoring device is normally moved.
The optical fiber driving circuit D2 of the fiber-optic signal teletransmission interface 8 in parallel with the solenoid of message register also produces the pulsatile once drive signal simultaneously, distant place automated watch-keeping facility connects by optical fiber and can monitor this pulse drive signal, and moment of signal record thunderbolt incident and generation thereof according to this.Owing to adopt this mode of optical fiber, realized the electrical isolation of the circuit of the electric signal of lightning arrester discharge and monitoring device, can guarantee that the safety of monitoring device is normally moved.
Claims (5)
1; a kind of lightning arrester is counted monitor with discharge; comprise sampling valve plate (1); rectification circuit (2); bleeder circuit (3); holding circuit (4); message register (5); magneto-electric pointer ammeter (6); idle contact signal transmission interface (7) and fiber-optic signal teletransmission interface (8); it is characterized in that: described sampling valve plate (1); rectification circuit (2); bleeder circuit (3) is connected in series successively; the output of bleeder circuit (3) connects holding circuit; the output terminal of holding circuit respectively with fiber-optic signal teletransmission interface (8); the input end of message register (5) links to each other, and the output terminal of message register (5) connects idle contact signal transmission interface (7) respectively; magneto-electric pointer ammeter (6).
2, lightning arrester according to claim 1 is characterized in that: a pair of often the opening or normally closed contact that described idle contact signal transmission interface (7) drives for solenoid with discharge counting monitor.
3, lightning arrester according to claim 1 is counted monitor with discharge, it is characterized in that: described fiber-optic signal teletransmission interface (8) is an optical fiber driving circuit, is used for the process of once discharge is transformed into a pulsed optical signals is monitored this signal by the light path transmission real-time watch device.
4, lightning arrester according to claim 1 is counted monitor with discharge, and it is characterized in that: described bleeder circuit is composed in series by resistance (R1) and resistance (R2).
5, lightning arrester according to claim 1 is counted monitor with discharge, and it is characterized in that: described holding circuit is composed in parallel by electric capacity (C1) and voltage stabilizing diode (D1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520052489 CN2842433Y (en) | 2005-11-18 | 2005-11-18 | A kind of lightning arrester is counted monitor with discharge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520052489 CN2842433Y (en) | 2005-11-18 | 2005-11-18 | A kind of lightning arrester is counted monitor with discharge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2842433Y true CN2842433Y (en) | 2006-11-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520052489 Expired - Fee Related CN2842433Y (en) | 2005-11-18 | 2005-11-18 | A kind of lightning arrester is counted monitor with discharge |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101871964A (en) * | 2010-06-18 | 2010-10-27 | 中国电力科学研究院 | Remote counter for lightning arrester |
| CN102121949A (en) * | 2010-11-25 | 2011-07-13 | 湖州电力局 | Lightning stroke time acquisition system of electronic lightning arrester |
| CN102944738A (en) * | 2012-12-07 | 2013-02-27 | 上海市电力公司 | Detection system and detection method for leakage current of switchgear arrester |
| CN103048529A (en) * | 2011-10-14 | 2013-04-17 | 四川蓝讯宝迩电子科技有限公司 | Discharge counter with simple structure and capable of remotely transmitting data for lightning arrester |
| CN105319433A (en) * | 2015-01-06 | 2016-02-10 | 国家电网公司 | Mechatronics counter for line arrester |
-
2005
- 2005-11-18 CN CN 200520052489 patent/CN2842433Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101871964A (en) * | 2010-06-18 | 2010-10-27 | 中国电力科学研究院 | Remote counter for lightning arrester |
| CN102121949A (en) * | 2010-11-25 | 2011-07-13 | 湖州电力局 | Lightning stroke time acquisition system of electronic lightning arrester |
| CN103048529A (en) * | 2011-10-14 | 2013-04-17 | 四川蓝讯宝迩电子科技有限公司 | Discharge counter with simple structure and capable of remotely transmitting data for lightning arrester |
| CN102944738A (en) * | 2012-12-07 | 2013-02-27 | 上海市电力公司 | Detection system and detection method for leakage current of switchgear arrester |
| CN105319433A (en) * | 2015-01-06 | 2016-02-10 | 国家电网公司 | Mechatronics counter for line arrester |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061129 Termination date: 20091218 |