CN104749418A - Indoor high voltage electrified display device - Google Patents
Indoor high voltage electrified display device Download PDFInfo
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- CN104749418A CN104749418A CN201510155233.3A CN201510155233A CN104749418A CN 104749418 A CN104749418 A CN 104749418A CN 201510155233 A CN201510155233 A CN 201510155233A CN 104749418 A CN104749418 A CN 104749418A
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Abstract
An indoor high voltage electrified display device comprises a first inductive electrode, a second inductive electrode, a voltage protection module, a full bridge rectifying module, a first capacitor, a second capacitor, a first diode, a second diode, a third diode, a voltage dropping resistor, a fourth diode, a bidirectional trigger diode, a third capacitor and a lighting module. The device acquired inductive current according to high voltage equipment, and the scintillation intensity of the lighting diodes of the light module can be improved by amplifying the inductive current.
Description
Technical field
The present invention relates to high-tension electricity field of engineering technology, particularly a kind of indoor high-voltage chargeding displaing device.
Background technology
Due to electric power have be convenient to conversion energy form, can high concentration and infinitely divide, can be mass-produced and the characteristic such as long-distance sand transport, electric power development is become with level of application and has weighed one of important symbol of its social modernization's level height.Along with the widespread use of electric power in productive life, electric load is also increasing, the electric pressure of power transmission and distribution is also more and more higher, and electricity invisible and not audible make people to identify intuitively, and whether all kinds of power equipment is charged, and the various electric power safety accidents brought thus emerge in an endless stream.
High voltage display device can by signal transmission whether charged for electrified body on light-emitting component or audio element, display or the high-tension switch gear of locking simultaneously.Its appearance solves an electric sightless difficult problem, effectively can prevent the high pressure electric shock accidents that causes because people can not grasp equipment live situation and equipment Damage by Short Circuit accident, particularly to preventing line side live ground wiring, charged splice grafting ground banister and preventing personnel's false touch charging equipment from can play obvious warning function.According to the difference of design concept, high voltage display device can be divided into induction-type high-voltage charged display device and capacitive high voltage charged display device.Induction-type high-voltage charged display device refers to outside minimum safe distance, adopts induction mode to obtain the electric field intensity signal at three-phase probe place, is then treated to distant location electrified body voltage signal.By the judgement to electrified body voltage signal, use pilot lamp display result.Capacitive high voltage charged display device refers to that high voltage display device is connected with high-voltage charged body by high-voltage capacitance, take high-voltage capacitance as sensor.
The alternating magnetic field that more existing induction-type high-voltage charged display device is produced by high pressure power transmission and distribution facility produces electromotive force, when the alternating magnetic field intensity that high pressure power transmission and distribution arrange generation is weak, induction electromotive force and the induction current of generation in high voltage display device are little, make the scintillation intensity of LED light weak, the cue of LED light just must can be clear that, indicative poor to equipment electrification in high voltage state in very little angular range.
Summary of the invention
To be solved by this invention is the problem of existing high voltage display device to the indicative difference of equipment electrification in high voltage state.
For solving the problem, the invention provides a kind of indoor high-voltage chargeding displaing device, comprise the first induction electrode, the second induction electrode, voltage protection module, full-bridge rectification module, the first electric capacity, the second electric capacity, the first diode, the second diode, the 3rd diode, dropping resistor, the 4th diode, bidirectional trigger diode, the 3rd electric capacity and light emitting module;
One end of described first induction electrode connects one end of high-tension apparatus and described voltage protection module, the other end of described first induction electrode connects the first input end of described full-bridge rectification module, second input end of described full-bridge rectification module connects one end of described second induction electrode and the other end of described voltage protection module, first output terminal of described full-bridge rectification module connects one end of described first electric capacity, the described negative terminal of the 3rd diode and one end of described dropping resistor, second output terminal of described full-bridge rectification module connects one end of described second electric capacity, the anode of described first diode, the first end of described light emitting module and one end of described 3rd electric capacity,
The other end of described first electric capacity connects the negative terminal of described first diode and the anode of described second diode, the other end of described second electric capacity connects the negative terminal of described second diode and the anode of described 3rd diode, the other end of described dropping resistor connects the anode of described 4th diode, the negative terminal of described 4th diode connects the described other end of the 3rd electric capacity and one end of described bidirectional trigger diode, and the other end of described bidirectional trigger diode connects the second end of described light emitting module.
Optionally, described light emitting module comprises the first voltage stabilizing diode and at least one light emitting diode;
The anode of described first voltage stabilizing diode connect at least one light emitting diode described negative terminal and as the first end of described light emitting module, the negative terminal of described first voltage stabilizing diode connect at least one light emitting diode described anode and as the second end of described light emitting module.
Optionally, described voltage protection module is transient voltage suppressor.
Optionally, described voltage protection module comprises the second voltage stabilizing diode and the 3rd voltage stabilizing diode;
The anode of described second voltage stabilizing diode is as one end of described voltage protection module, and the negative terminal of described second voltage stabilizing diode connects the negative terminal of described 3rd voltage stabilizing diode, and the anode of described 3rd voltage stabilizing diode is as the other end of described voltage protection module.
Compared with prior art, the present invention has the following advantages:
The working power of indoor high-voltage chargeding displaing device of the present invention is obtained by the mode of electromagnetic induction, power transimission is carried out according to Faraday's electromagnetic induction law, similarly in closed-loop path or coil, produce induction electromotive force, as long as conductor circuit is in the magnetic field of alternation, induction electromotive force and induction current will be produced.By to described faradic amplification, increase the scintillation intensity of the light emitting diode in light emitting module, solve the problem of existing equipment signal designation difference.Further, indoor high-voltage chargeding displaing device of the present invention adopts string to fill and the mode of putting carries out energy storage, effectively can improve the efficiency that energy is collected.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the indoor high-voltage chargeding displaing device of the embodiment of the present invention;
Fig. 2 is the another kind of structural representation of the indoor high-voltage chargeding displaing device of the embodiment of the present invention.
Embodiment
Below in conjunction with embodiment and accompanying drawing, to the detailed description further of the present invention's do, but embodiments of the present invention are not limited thereto.
Fig. 1 is the structural representation of a kind of indoor high-voltage chargeding displaing device that the embodiment of the present invention provides; described indoor high-voltage chargeding displaing device comprises the first induction electrode 11, second induction electrode 12, voltage protection module 13, full-bridge rectification module DB1, the first electric capacity C1, the second electric capacity C2, the first diode D1, the second diode D2, the 3rd diode D3, dropping resistor R1, the 4th diode D4, bidirectional trigger diode DB2, the 3rd electric capacity C3 and light emitting module, and described light emitting module comprises a voltage stabilizing diode and at least one light emitting diode.In the present embodiment, described light emitting module comprises the first voltage stabilizing diode DW1 and light emitting diode D5, and described voltage protection module 13 is transient voltage suppressor DW2.
Particularly, one end of described first induction electrode 11 connects one end of high-tension apparatus 10 and described transient voltage suppressor DW2, the other end of described first induction electrode 11 connects the first input end of described full-bridge rectification module DB1, second input end of described full-bridge rectification module DB1 connects described one end of second induction electrode 12 and the other end of described transient voltage suppressor DW2, first output terminal of described full-bridge rectification module DB1 connects one end of the C1 of described first electric capacity, the negative terminal of described 3rd diode D3 and one end of described dropping resistor R1, second output terminal of described full-bridge rectification module DB1 connects one end of described second electric capacity C2, the anode of described first diode D1, the anode of described first voltage stabilizing diode DW1, the negative terminal of described light emitting diode D5 and one end of described 3rd electric capacity C3,
The other end of described first electric capacity C1 connects the negative terminal of described first diode D1 and the anode of described second diode D2, the other end of described second electric capacity C2 connects the negative terminal of described second diode D2 and the anode of described 3rd diode D3, the other end of described dropping resistor R1 connects the anode of described 4th diode D4, described 4th diode D4 negative terminal connects the described other end of the 3rd electric capacity C3 and DB2 one end of described bidirectional trigger diode, the other end of described bidirectional trigger diode DB2 connects the negative terminal of described first voltage stabilizing diode DW1 and the anode of described light emitting diode D5.
Below the principle of work of the indoor high-voltage chargeding displaing device of the present embodiment is described:
Described first induction electrode 11, described second induction electrode 12 and described transient voltage suppressor DW2 form high impedance attenuator.When described high-tension apparatus 10 is charged, described high impedance attenuator utilizes electromagnetic induction principle, relies on the electric field around described high-tension apparatus 10 to obtain faint AC signal.
Described faint AC signal by described full-bridge rectification module DB1 rectification, the energy-storage module charging that described full-bridge rectification module DB1 exports that direct current signal is described first electric capacity C1, described second electric capacity C2, described first diode D1, described second diode D2 and described 3rd diode D3 are formed.Described energy-storage module adopts string to fill and the charging modes put, and the first diode D1 described in namely during charging and described 3rd diode D3 ends, described second diode D2 conducting, charges to described first electric capacity C1 and described second electric capacity C2 simultaneously; First diode D1 described in during electric discharge and described 3rd diode D3 conducting, described second diode D2 end, and described first electric capacity C1 and described second electric capacity C2 discharges simultaneously.Described energy-storage module to direct current open circuit, little to AC impedance, so arrange described dropping resistor R1 to do current limliting critical point.Voltage through described dropping resistor R1 is DC voltage, but stable not, thus arranges described 4th diode D4 and carries out amplitude limit to the DC voltage through described dropping resistor R1.
Described 3rd electric capacity C3 and described bidirectional trigger diode DB2 forms discharge and recharge oscillator, and described 3rd electric capacity C3 plays integral action, the similar input hysteresis loop comparator of described bidirectional trigger diode DB2, plays on-off action.When described bidirectional trigger diode DB2 is in conducting state, the electric energy that described energy-storage module stores discharges to described light emitting diode D5, makes described light emitting diode D5 send stronger light; When described bidirectional trigger diode DB2 is in cut-off state, no current flows through described light emitting diode D5, and described light emitting diode D5 stops luminous.Further, by arranging described first voltage stabilizing diode DW1 in described light emitting module, damaging described light emitting diode D5 when can prevent described energy-storage module from occurring higher voltage, improve the reliability of described indoor high-voltage chargeding displaing device.
The indoor high-voltage chargeding displaing device that the present embodiment provides, obtains induction current by the mode of electromagnetic induction, by described faradic amplification, increases the scintillation intensity of described light emitting diode D5; If described high-tension apparatus 10 is not charged, then described light emitting diode D5 is in non-light emitting state all the time, realizes the instruction of high-tension apparatus electriferous state with this.It should be noted that, the described energy-storage module of the present embodiment adopts string to fill and the mode of putting carries out energy storage, effectively can improve the efficiency that energy is collected.
The embodiment of the present invention also provides a kind of indoor high-voltage chargeding displaing device, and structural representation as shown in Figure 2.Compared with the embodiment that the present embodiment is corresponding with Fig. 1, difference is: in the present embodiment, and voltage protection module 13 comprises the second voltage stabilizing diode DW3 and the 3rd voltage stabilizing diode DW4.One end connection high-tension apparatus 10 of anode as described voltage protection module 13 of described second voltage stabilizing diode DW3 and one end of the first induction electrode 11; the negative terminal of described second voltage stabilizing diode DW3 connects the negative terminal of described 3rd voltage stabilizing diode DW4, and the anode of described 3rd voltage stabilizing diode DW4 connects one end of the second induction electrode 12 and second input end of full-bridge rectification module DB1 as the other end of described voltage protection module 13.
The above is only preferred embodiment of the present invention, and not do any pro forma restriction to the present invention, every any simple modification, equivalent variations done above embodiment according to technical spirit of the present invention, all falls within protection scope of the present invention.
Claims (4)
1. an indoor high-voltage chargeding displaing device, it is characterized in that, comprise the first induction electrode, the second induction electrode, voltage protection module, full-bridge rectification module, the first electric capacity, the second electric capacity, the first diode, the second diode, the 3rd diode, dropping resistor, the 4th diode, bidirectional trigger diode, the 3rd electric capacity and light emitting module;
One end of described first induction electrode connects one end of high-tension apparatus and described voltage protection module, the other end of described first induction electrode connects the first input end of described full-bridge rectification module, second input end of described full-bridge rectification module connects one end of described second induction electrode and the other end of described voltage protection module, first output terminal of described full-bridge rectification module connects one end of described first electric capacity, the described negative terminal of the 3rd diode and one end of described dropping resistor, second output terminal of described full-bridge rectification module connects one end of described second electric capacity, the anode of described first diode, the first end of described light emitting module and one end of described 3rd electric capacity,
The other end of described first electric capacity connects the negative terminal of described first diode and the anode of described second diode, the other end of described second electric capacity connects the negative terminal of described second diode and the anode of described 3rd diode, the other end of described dropping resistor connects the anode of described 4th diode, the negative terminal of described 4th diode connects the described other end of the 3rd electric capacity and one end of described bidirectional trigger diode, and the other end of described bidirectional trigger diode connects the second end of described light emitting module.
2. indoor high-voltage chargeding displaing device according to claim 1, is characterized in that, described light emitting module comprises the first voltage stabilizing diode and at least one light emitting diode;
The anode of described first voltage stabilizing diode connect at least one light emitting diode described negative terminal and as the first end of described light emitting module, the negative terminal of described first voltage stabilizing diode connect at least one light emitting diode described anode and as the second end of described light emitting module.
3. indoor high-voltage chargeding displaing device according to claim 1, is characterized in that, described voltage protection module is transient voltage suppressor.
4. indoor high-voltage chargeding displaing device according to claim 1, is characterized in that, described voltage protection module comprises the second voltage stabilizing diode and the 3rd voltage stabilizing diode;
The anode of described second voltage stabilizing diode is as one end of described voltage protection module, and the negative terminal of described second voltage stabilizing diode connects the negative terminal of described 3rd voltage stabilizing diode, and the anode of described 3rd voltage stabilizing diode is as the other end of described voltage protection module.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510155233.3A CN104749418A (en) | 2015-04-03 | 2015-04-03 | Indoor high voltage electrified display device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510155233.3A CN104749418A (en) | 2015-04-03 | 2015-04-03 | Indoor high voltage electrified display device |
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| CN201510155233.3A Pending CN104749418A (en) | 2015-04-03 | 2015-04-03 | Indoor high voltage electrified display device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111650545A (en) * | 2020-07-01 | 2020-09-11 | 长园共创电力安全技术股份有限公司 | Calibration method, device, equipment and medium for high-voltage live display device |
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| CN103198610A (en) * | 2013-03-05 | 2013-07-10 | 四川省电力公司达州电业局 | Circuit with equipotential high voltage electrified display and living body approach alarm and device thereof |
| CN204613292U (en) * | 2015-04-03 | 2015-09-02 | 四川蓝讯宝迩电子科技有限公司 | Flash type high voltage live indicator |
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2015
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Patent Citations (6)
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| JPH0658960A (en) * | 1992-08-04 | 1994-03-04 | Central Res Inst Of Electric Power Ind | Power line measuring apparatus |
| CN2674460Y (en) * | 2004-02-03 | 2005-01-26 | 天津市华电电力科技有限公司 | Equipotential flash type high-voltage charge display device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111650545A (en) * | 2020-07-01 | 2020-09-11 | 长园共创电力安全技术股份有限公司 | Calibration method, device, equipment and medium for high-voltage live display device |
| CN111650545B (en) * | 2020-07-01 | 2022-04-19 | 长园共创电力安全技术股份有限公司 | Calibration method, device, equipment and medium for high-voltage live display device |
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