CN104407207A - Distribution substation circuit high voltage electric alarm device - Google Patents
Distribution substation circuit high voltage electric alarm device Download PDFInfo
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- CN104407207A CN104407207A CN201410643897.XA CN201410643897A CN104407207A CN 104407207 A CN104407207 A CN 104407207A CN 201410643897 A CN201410643897 A CN 201410643897A CN 104407207 A CN104407207 A CN 104407207A
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- transformer circuit
- allocation transformer
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Abstract
The invention discloses a distribution substation circuit high voltage electric alarm device which includes a distribution substation circuit high voltage detection device, a distribution substation circuit proximity detector, a high voltage alarm device and a power supply. The distribution substation circuit high voltage detection device is installed at one side of a distribution substation circuit and used for detecting whether the voltage of the side of the distribution substation circuit exceeds the safety voltage of human body or not. The distribution substation circuit proximity detector is installed on the boundary of a safety zone of the distribution substation circuit and used for detecting whether someone is close. The high voltage alarm device is used for sending out a warning signal. The distribution substation circuit high voltage electric alarm device can avoid false positives and also can improve security.
Description
Technical field
The present invention relates to Allocation transformer circuit electrification in high voltage warning device.
Background technology
In some area, distribution modified line road is near residential block, and more mixed and disorderly and aging, and people is once close, if this distribution modified line road is with high pressure, will have a mind to very large danger.
Summary of the invention
Technical matters to be solved by this invention is just to provide a kind of Allocation transformer circuit electrification in high voltage warning device, carries out alarm when there being people near distribution modified line road with high pressure, improves security.
For solving the problems of the technologies described above, the present invention adopts following technical scheme: a kind of Allocation transformer circuit electrification in high voltage warning device, comprise Allocation transformer circuit high-voltage detecting device, Allocation transformer circuit close to sniffer and and the external alarming device of high pressure and power supply, described Allocation transformer circuit high-voltage detecting device is installed on distribution line side, for whether detecting the voltage of Allocation transformer circuit side higher than human safety voltage, described Allocation transformer circuit is installed on Allocation transformer line security district boundary close to sniffer, whether there is people close for detection, the external alarming device of described high pressure is used for externally sending alarm signal, the external alarming device of described high pressure comprises the voice reminder structure for sending voice reminder signal and the vision display alarm structure for sending vision display alarm signal, described voice reminder structure and the parallel connection of vision display alarm structure, the external alarming device of described high pressure is controlled by gauge tap, described gauge tap comprises the first gauge tap controlled by Allocation transformer circuit high-voltage detecting device and the second gauge tap controlled close to sniffer by Allocation transformer circuit, described first gauge tap and the series connection of the second gauge tap, this Allocation transformer circuit electrification in high voltage warning device is by Power supply.
Preferably, described Allocation transformer circuit high-voltage detecting device comprise connect successively for carrying out pretreated pre-process circuit, the AD converter for carrying out AD sampling to pretreated electromagnetic induction signal, the microprocessor analyzed for the numerical value exported described AD sampling to electromagnetic induction signal, described microprocessor controls the first gauge tap and closes when described numerical value is greater than pre-set threshold value.
Preferably, described pre-process circuit specifically comprises inductive coil L, operational amplifier U1, resistance R1, diode D1, diode D2, diode D3 and electric capacity C1, wherein, the first end of operational amplifier U1 is connected with the anode of diode D3 and one end of resistance R1 respectively, the negative electrode of diode D3 is connected with one end of electric capacity C1 and described AD converter respectively, the other end ground connection of electric capacity C1; Second end of operational amplifier U1 is connected with the anode of the other end of resistance R1, one end of inductive coil L, the negative electrode of diode D1 and diode D2 respectively; 3rd end of operational amplifier U1 is connected with the negative electrode of the other end of inductive coil L, the anode of diode D1 and diode D2 respectively; 4th end of operational amplifier U1 is connected with the negative pole of supply unit; The five terminal of operational amplifier U1 is connected with the positive pole of described battery.
Preferably, described Allocation transformer circuit is infrared detection sensor close to sniffer, described infrared detection sensor is provided with sender unit and signal receiving device, described signal receiving device is connected with the second gauge tap, described sender unit and signal receiving device are installed in two vertical rods be arranged side by side respectively, described sender unit comprises the row's emission sensor vertically arranged along wherein vertical rod, and described signal receiving device comprises the row's receiving sensor arranged along the vertical corresponding described emission sensor of an other vertical rod.
Preferably, described Allocation transformer circuit is pressure transducer close to sniffer, described pressure transducer comprises base plate and is set in parallel in the pressing plate above base plate, connected by spring between described base plate and pressing plate surrounding, a lob is hung by lanyard by described pressing plate bottom centre, be provided with trigger switch around described lob, described trigger switch is connected with the second gauge tap.
Preferably, described power supply is made up of induction energy fetching device, rectification stable pressuring unit and accumulator, described induction energy fetching device is electric field energy energy-collecting device, the high-tension line coupling energy produced in described electric field energy energy-collecting device collection environment is also converted to electric energy, is stored in storage battery after rectification stable pressuring unit rectifying and voltage-stabilizing.
Preferably, described vision display alarm structure is red LED warning lamp, and described voice reminder structure is hummer or speech player.
The present invention is provided with Allocation transformer circuit high-voltage detecting device, Allocation transformer circuit is close to sniffer, wherein Allocation transformer circuit high-voltage detecting device is installed on distribution line side, for whether detecting the voltage of Allocation transformer circuit side higher than human safety voltage, Allocation transformer circuit is installed on Allocation transformer line security district boundary close to sniffer, whether there is people close for detection, only have both simultaneously abnormal, namely the voltage of Allocation transformer circuit side is higher than human safety voltage, Allocation transformer line security district boundary has people close, the first gauge tap and the second gauge tap could be controlled close simultaneously, the external alarming device of high pressure is externally reported to the police thus, therefore wrong report can both have been avoided, security can be improved again.
In addition, because the external alarming device of high pressure is provided with the voice reminder structure for sending voice reminder signal and the vision display alarm structure for sending vision display alarm signal, therefore the prompting of vision display can not only be carried out, and can voice reminder be carried out, simultaneously because both are in parallel, even if a damage, another one work is not affected yet, one of them can be avoided to damage, be mistaken as not charged, improve reliability.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the invention will be further described:
Fig. 1 is the structural representation of infrared detection sensor;
Fig. 2 is the structural representation of pressure transducer;
Fig. 3 is pre-process circuit schematic diagram.
Embodiment
As shown in Figure 1 to Figure 3, a kind of Allocation transformer circuit electrification in high voltage warning device, comprise Allocation transformer circuit high-voltage detecting device, Allocation transformer circuit close to sniffer and and the external alarming device of high pressure and power supply, described Allocation transformer circuit high-voltage detecting device is installed on distribution line side, for whether detecting the voltage of Allocation transformer circuit side higher than human safety voltage, described Allocation transformer circuit is installed on Allocation transformer line security district boundary (this secure border can define the maximum region that human body works the mischief with Allocation transformer circuit ceiling voltage) close to sniffer, whether there is people close for detection, the external alarming device of described high pressure is used for externally sending alarm signal, the external alarming device of described high pressure comprises the voice reminder structure for sending voice reminder signal and the vision display alarm structure for sending vision display alarm signal, described voice reminder structure and the parallel connection of vision display alarm structure, the external alarming device of described high pressure is controlled by gauge tap, described gauge tap comprises the first gauge tap controlled by Allocation transformer circuit high-voltage detecting device and the second gauge tap controlled close to sniffer by Allocation transformer circuit, described first gauge tap and the series connection of the second gauge tap, this Allocation transformer circuit electrification in high voltage warning device is by means of power.
If someone is close, Allocation transformer circuit can control second switch close to sniffer and close, if and Allocation transformer circuit high-voltage detecting device detects now Allocation transformer circuit no-voltage or lower than safe voltage, then the first gauge tap does not close, the external alarming device of high pressure is not reported to the police, if Allocation transformer circuit high-voltage detecting device detects the voltage of now Allocation transformer circuit higher than safe voltage, then the first gauge tap closes, because the first gauge tap and the second gauge tap close simultaneously, circuit turn-on, the external alarming device of high pressure is reported to the police.
As shown in Figure 1, described Allocation transformer circuit is infrared detection sensor 1 close to sniffer, described infrared detection sensor is provided with sender unit and signal receiving device, described signal receiving device is connected with the second gauge tap, described sender unit and signal receiving device are installed in two vertical rods be arranged side by side 11 respectively, described sender unit comprises the row's emission sensor 12 vertically arranged along wherein vertical rod, and described signal receiving device comprises the row's receiving sensor 13 arranged along the vertical corresponding described emission sensor of an other vertical rod.Close if any people, can block the infrared signal transmission between emission sensor 12 and receiving sensor 13, once infrared signal transmission is interrupted, then can send signal to the second gauge tap, the second gauge tap closes.
As shown in Figure 2, described Allocation transformer circuit is pressure transducer 2 close to sniffer, the pressing plate 22 that described pressure transducer comprises base plate 21 and is set in parallel in above base plate, connected by spring 23 between described base plate and pressing plate surrounding, a lob 25 is hung by lanyard 24 by described pressing plate bottom centre, be provided with trigger switch 26 around described lob, described trigger switch is connected with the second gauge tap.Close if any people, pressure transducer of stepping on, pressing plate becomes heeling condition from horizontality, and lob also can be tilted thereupon and trigger trigger switch 26, and the second gauge tap closes.
Described power supply is made up of induction energy fetching device, rectification stable pressuring unit and accumulator, described induction energy fetching device is electric field energy energy-collecting device, the high-tension line coupling energy produced in described electric field energy energy-collecting device collection environment is also converted to electric energy, is stored in storage battery after rectification stable pressuring unit rectifying and voltage-stabilizing.Sun power, accumulator that induction energy fetching technical substitution is traditional, all greatly reduce the maintenance workload of system, be conducive to cost-saving.
Described visual alerts structure is red LED warning lamp, and described voice reminder structure is hummer or speech player.Not only can be shown the alerting signal of electrification in high voltage danger by LED warning lamp, and carry out voice reminder, when having monitored people and being close, prompting of sounding " electrification in high voltage, please away from ".When LED warning lamp damages, voice reminder structure can be reminded equally, and equally, when voice reminder structural failure, LED warning lamp can be reminded equally, and safety coefficient is higher.
Allocation transformer circuit high-voltage detecting device comprise connect successively for carrying out pretreated pre-process circuit, the AD converter for carrying out AD sampling to pretreated electromagnetic induction signal, the microprocessor analyzed for the numerical value exported described AD sampling to electromagnetic induction signal, described microprocessor controls the first gauge tap and closes when described numerical value is greater than pre-set threshold value.
Its pre-process circuit is used for carrying out pre-service to electromagnetic induction signal.Fig. 3 is the circuit diagram of pre-process circuit, as shown in Figure 3, described pre-process circuit specifically comprises inductive coil L, operational amplifier U1, resistance R1, diode D1, diode D2, diode D3 and electric capacity C1, wherein, the first end of operational amplifier U1 is connected with the anode of diode D3 and one end of resistance R1 respectively, the negative electrode of diode D3 is connected with one end of electric capacity C1 and described AD converter respectively, the other end ground connection of electric capacity C1; Second end of operational amplifier U1 is connected with the anode of the other end of resistance R1, one end of inductive coil L, the negative electrode of diode D1 and diode D2 respectively; 3rd end of operational amplifier U1 is connected with the negative electrode of the other end of inductive coil L, the anode of diode D1 and diode D2 respectively; 4th end of operational amplifier U1 is connected with power supply (being accumulator in the present embodiment) negative pole; The five terminal of operational amplifier U1 is connected with positive source.In the present embodiment, inductive coil L produces induction current when alternating electromagnetic field environment, first this induction current tentatively amplifies through operational amplifier U1, and by calculating adjustment magnification ratio as degenerative resistance R1, prevent overtension from burning operational amplifier U1 via diode D1 and diode D2, rectification is carried out again through diode D3, due to the effect of diode D3 one-way conduction, unidirectional voltage via electric capacity C1, the effect of electric capacity C1 is filtering, finally, stable voltage signal is obtained at OUT delivery outlet, so that this voltage signal is accessed AD converter, microcontroller is analyzed the numerical value that AD converter exports.By microcontroller, this numerical value analyzed and compare with threshold values, and the signal sending switch on and off is prior art, does not repeat them here.
Its principle of work: when inductive coil enters a high-voltage alternating electric field environment, induction current that inductive coil produces increases, and the AD numerical value exported of sampling also raises, when this numerical value is greater than pre-set threshold value, extraneous electrified body is dangerous to human body, and now microprocessor is with regard to the first gauge tap.
Claims (7)
1. an Allocation transformer circuit electrification in high voltage warning device, it is characterized in that: comprise Allocation transformer circuit high-voltage detecting device, Allocation transformer circuit close to sniffer and and the external alarming device of high pressure and power supply, described Allocation transformer circuit high-voltage detecting device is installed on distribution line side, for whether detecting the voltage of Allocation transformer circuit side higher than human safety voltage, described Allocation transformer circuit is installed on Allocation transformer line security district boundary close to sniffer, whether there is people close for detection, the external alarming device of described high pressure is used for externally sending alarm signal, the external alarming device of described high pressure comprises the voice reminder structure for sending voice reminder signal and the vision display alarm structure for sending vision display alarm signal, described voice reminder structure and the parallel connection of vision display alarm structure, the external alarming device of described high pressure is controlled by gauge tap, described gauge tap comprises the first gauge tap controlled by Allocation transformer circuit high-voltage detecting device and the second gauge tap controlled close to sniffer by Allocation transformer circuit, described first gauge tap and the series connection of the second gauge tap, this Allocation transformer circuit electrification in high voltage warning device is by Power supply.
2. a kind of Allocation transformer circuit electrification in high voltage warning device according to claim 1, it is characterized in that: described Allocation transformer circuit high-voltage detecting device comprise connect successively for carrying out pretreated pre-process circuit, the AD converter for carrying out AD sampling to pretreated electromagnetic induction signal, the microprocessor analyzed for the numerical value exported described AD sampling to electromagnetic induction signal, described microprocessor controls the first gauge tap and closes when described numerical value is greater than pre-set threshold value.
3. a kind of Allocation transformer circuit electrification in high voltage warning device according to claim 2, it is characterized in that: described pre-process circuit specifically comprises inductive coil L, operational amplifier U1, resistance R1, diode D1, diode D2, diode D3 and electric capacity C1, wherein, the first end of operational amplifier U1 is connected with the anode of diode D3 and one end of resistance R1 respectively, the negative electrode of diode D3 is connected with one end of electric capacity C1 and described AD converter respectively, the other end ground connection of electric capacity C1; Second end of operational amplifier U1 is connected with the anode of the other end of resistance R1, one end of inductive coil L, the negative electrode of diode D1 and diode D2 respectively; 3rd end of operational amplifier U1 is connected with the negative electrode of the other end of inductive coil L, the anode of diode D1 and diode D2 respectively; 4th end of operational amplifier U1 is connected with the negative pole of supply unit; The five terminal of operational amplifier U1 is connected with the positive pole of described battery.
4. a kind of Allocation transformer circuit electrification in high voltage warning device according to claim 1, it is characterized in that: described Allocation transformer circuit is infrared detection sensor close to sniffer, described infrared detection sensor is provided with sender unit and signal receiving device, described signal receiving device is connected with the second gauge tap, described sender unit and signal receiving device are installed in two vertical rods be arranged side by side respectively, described sender unit comprises the row's emission sensor vertically arranged along wherein vertical rod, described signal receiving device comprises the row's receiving sensor arranged along the vertical corresponding described emission sensor of an other vertical rod.
5. a kind of Allocation transformer circuit electrification in high voltage warning device according to claim 1, it is characterized in that: described Allocation transformer circuit is pressure transducer close to sniffer, described pressure transducer comprises base plate and is set in parallel in the pressing plate above base plate, connected by spring between described base plate and pressing plate surrounding, a lob is hung by lanyard by described pressing plate bottom centre, be provided with trigger switch around described lob, described trigger switch is connected with the second gauge tap.
6. a kind of Allocation transformer circuit electrification in high voltage warning device according to claim 1, it is characterized in that: described power supply is made up of induction energy fetching device, rectification stable pressuring unit and accumulator, described induction energy fetching device is electric field energy energy-collecting device, the high-tension line coupling energy produced in described electric field energy energy-collecting device collection environment is also converted to electric energy, is stored in storage battery after rectification stable pressuring unit rectifying and voltage-stabilizing.
7. a kind of Allocation transformer circuit electrification in high voltage warning device according to claim 1, is characterized in that: described vision display alarm structure is red LED warning lamp, and described voice reminder structure is hummer or speech player.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410643897.XA CN104407207A (en) | 2014-11-11 | 2014-11-11 | Distribution substation circuit high voltage electric alarm device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410643897.XA CN104407207A (en) | 2014-11-11 | 2014-11-11 | Distribution substation circuit high voltage electric alarm device |
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| CN104407207A true CN104407207A (en) | 2015-03-11 |
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| CN201410643897.XA Pending CN104407207A (en) | 2014-11-11 | 2014-11-11 | Distribution substation circuit high voltage electric alarm device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114140981A (en) * | 2021-11-29 | 2022-03-04 | 广东电网有限责任公司 | Safety warning device for power distribution network |
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| CN203786868U (en) * | 2014-02-21 | 2014-08-20 | 广东顺德电力设计院有限公司 | Safety alarm device of high voltage transmission line |
| CN203849100U (en) * | 2014-02-18 | 2014-09-24 | 北京耐尔得仪器设备有限公司 | Ball hinge fixing and supporting structure for creeping instrument |
| CN204188701U (en) * | 2014-11-11 | 2015-03-04 | 国家电网公司 | A kind of Allocation transformer circuit electrification in high voltage warning device |
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2014
- 2014-11-11 CN CN201410643897.XA patent/CN104407207A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2391251Y (en) * | 1999-09-29 | 2000-08-09 | 张小平 | High voltage electrical safety alarmer |
| CN202720749U (en) * | 2012-07-11 | 2013-02-06 | 四川省电力公司绵阳电业局 | Live line alarm system |
| CN203338525U (en) * | 2013-07-22 | 2013-12-11 | 太原龙为电子科技有限公司 | High-voltage line electrification intelligent reminder |
| CN103617696A (en) * | 2013-11-12 | 2014-03-05 | 国家电网公司 | Passing solar warning lamp for power overhead line |
| CN203849100U (en) * | 2014-02-18 | 2014-09-24 | 北京耐尔得仪器设备有限公司 | Ball hinge fixing and supporting structure for creeping instrument |
| CN203786868U (en) * | 2014-02-21 | 2014-08-20 | 广东顺德电力设计院有限公司 | Safety alarm device of high voltage transmission line |
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| CN204188701U (en) * | 2014-11-11 | 2015-03-04 | 国家电网公司 | A kind of Allocation transformer circuit electrification in high voltage warning device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114140981A (en) * | 2021-11-29 | 2022-03-04 | 广东电网有限责任公司 | Safety warning device for power distribution network |
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Application publication date: 20150311 |
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