CN202631615U - Equipotential high-voltage charge indicator - Google Patents
Equipotential high-voltage charge indicator Download PDFInfo
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- CN202631615U CN202631615U CN 201220318312 CN201220318312U CN202631615U CN 202631615 U CN202631615 U CN 202631615U CN 201220318312 CN201220318312 CN 201220318312 CN 201220318312 U CN201220318312 U CN 201220318312U CN 202631615 U CN202631615 U CN 202631615U
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- magnetic core
- mutual inductor
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Abstract
The utility model discloses an equipotential high-voltage charge indicator, which comprises a shell and an internal circuit structure arranged in the shell, wherein the internal circuit structure comprises an inductive voltage receiver, a magnetic core mutual inductor, a rectifier, a charger-discharger, a trigger and a flash assembly which are connected in sequence, wherein the magnetic core mutual inductor is provided with a primary side and a secondary side which are provided with coils, wherein the number of turns per coil of the primary side of the magnetic core mutual inductor is larger than that of the secondary side of the magnetic core mutual inductor; the inductive voltage receiver comprises a first conductive polar plate and a second inductive polar plate which are respectively connected to two ends of the primary side of the magnetic core mutual inductor; the rectifier comprises a rectifying unit, a second capacitor, a third resistor and a rectifier diode; and the trigger comprises a first triode, a second triode, a first resistor, a second resistor and a trigger diode. Due to adoption of the structure, the acquired inductive energy can be amplified, therefore the flashing brightness of the flash assembly can be ensured so as to convenience for identification, and the potential safety accidents are eliminated.
Description
Technical field
The utility model relates to a kind of device whether high-tension apparatus has high-tension electricity that detects, and specifically is the equipotential high-voltage potential indicator.
Background technology
Along with development and national economy; Electricity needs also constantly increases; The application of high-tension apparatus in the generating of electric system, distribution, power transmission system more and more widely; For fear of personal injury that maloperation caused and the device damage of operating personnel under charged situation, the configuration potential indicator seems still for necessary on high pressure power transmission and distribution facility.Potential indicator is a kind of being directly installed on the high pressure power transmission and distribution facility; It can intuitively demonstrate the indicative safety feature whether high pressure power transmission and distribution facility has working voltage; When high pressure power transmission and distribution facility has working voltage; The potential indicator display window flashes, thereby caution people high pressure power transmission and distribution facility is charged, does not then have indication when not having electricity.At present whether high-voltage potential indicator generally adopts and obtains inductive energy from high pressure power transmission and distribution facility and indicate high pressure power transmission and distribution facility charged; When high pressure power transmission and distribution facility has electricity; Whether whether high-voltage potential indicator just has induced voltage output and acts on flash component, glimmer through flash component and indicate high pressure power transmission and distribution facility charged.Yet the induced voltage and the induction current that obtain from high pressure power transmission and distribution facility are low, thereby the flash component electric current that causes acting on high-voltage potential indicator is low, and flash component flicker brightness is low, is not easy to cause people's attention, and just there is bigger potential safety hazard in this.
The utility model content
The purpose of the utility model is to overcome the deficiency of prior art, and a kind of equipotential high-voltage potential indicator that can guarantee that flash component flicker brightness is convenient to discern is provided.
The purpose of the utility model mainly realizes through following technical scheme: the equipotential high-voltage potential indicator; Comprise shell and internal circuit configuration in the enclosure be set that said internal circuit configuration comprises the induced voltage receiver, magnetic core mutual inductor, the rectifier that connect successively, charges and discharge electrical equipment, trigger and flash component; Said magnetic core mutual inductor is provided with former limit and the secondary with coil, and the coil turn on the former limit of magnetic core mutual inductor is greater than the coil turn of magnetic core mutual inductor secondary; Said induced voltage receiver comprises the first induction pole plate and the second induction pole plate that is connected to two ends, the former limit of magnetic core mutual inductor; Said rectifier comprises rectification unit, second electric capacity, the 3rd resistance and commutation diode; Said rectification unit is provided with two input ends and two output terminals; Two output terminals of the two ends of said second electric capacity and rectification unit connect one to one; Said the 3rd resistance one end connects an output terminal of rectification unit, and its other end connects the positive pole of commutation diode; The secondary of said magnetic core mutual inductor is connected between two input ends of rectification unit, and said electrical equipment one end that charges and discharge connects with another output terminal that rectification unit is connected the output terminal of the 3rd resistance relatively, and its other end is connected with the negative pole of commutation diode; Said trigger comprises first triode, second triode, first resistance, second resistance and diac; The emitter of said first triode and commutation diode and the circuit that charges and discharge between the electrical equipment are connected; The two ends of first resistance are connected on the base stage and emitter of first triode; The collector of second triode is connected with circuit between first transistor base and first resistance; The collector of first triode is connected with the base stage of second triode; Second resistance, one end is connected with circuit between second transistor base and first transistor collector, and its other end is connected with the positive pole of diac, and the circuit between the former limit of the negative pole of diac and the second induction pole plate and magnetic core mutual inductor is connected; Said flash component one end is connected with the emitter of second triode, and another output terminal that is connected the output terminal of the 3rd resistance in two output terminals of its other end and rectification unit relatively connects.
Said first triode is the PNP triode, and said second triode is the NPN triode.
The former limit of said magnetic core mutual inductor is connected in parallel to transient voltage and suppresses diode.
The said electrical equipment that charges and discharge is first electric capacity.
Said flash component comprises the stabilivolt of light emitting diode and reversal connection, and light emitting diode is parallelly connected with the stabilivolt of reversal connection.
Said rectification unit is a bridge rectifier circuit.
Compared with prior art; The utlity model has following beneficial effect: (1) the utility model comprises induced voltage receiver, magnetic core mutual inductor, rectifier, charges and discharge electrical equipment, trigger and flash component; Wherein, The coil turn on the former limit of magnetic core mutual inductor is greater than the coil turn of magnetic core mutual inductor secondary, and the utility model can amplify the induced voltage that produces through the magnetic core mutual inductor, thereby has strengthened the scintillation intensity of light emitting diode in the flash component; Make the flicker light of flash component be convenient to identification, eliminated potential safety hazard.
(2) the utility model is provided with and charges and discharge electrical equipment and trigger, can preestablish trigger, thus just conducting when making electric current through trigger output reach the flicker brightness demand of flash component, this has just guaranteed that flash component flicker brightness is convenient to identification; Trigger carries out energy supply by charging and discharging electrical equipment, when high pressure power transmission and distribution facility is charged, charges and discharge discharging and recharging that electrical equipment continues, and this just guarantees the flicker that flash component can continue.
(3) the utility model is provided with rectifier; Rectifier comprises rectification unit, second electric capacity, the 3rd resistance and commutation diode; The utility model can carry out rectification to the induced voltage that the induced voltage receiver obtains through rectifier; This has just increased the charging voltage that charges and discharge electrical equipment, when high pressure power transmission and distribution facility is charged, can guarantee further that flash component continues flicker.
Description of drawings
Fig. 1 is the utility model embodiment circuit theory diagrams.
The pairing name of Reference numeral is called in the accompanying drawing: 1-the first induction pole plate, and 2-the second induction pole plate, 3-rectification unit, D1-transient voltage suppresses diode; D2-diac, D3-commutation diode, R1-first resistance, R2-second resistance; R3-the 3rd resistance, C1-first electric capacity, C2-second electric capacity, Q1-first triode; Q2-second triode, DW1-stabilivolt, LED-light emitting diode.
Embodiment
Below in conjunction with embodiment and accompanying drawing the utility model is done further to specify, but the embodiment of the utility model is not limited thereto.
Embodiment:
As shown in Figure 1; The equipotential high-voltage potential indicator; Comprise shell and internal circuit configuration in the enclosure be set that wherein, internal circuit configuration comprises the induced voltage receiver, magnetic core mutual inductor, the rectifier that connect successively, charges and discharge electrical equipment, trigger and flash component.The magnetic core mutual inductor is provided with former limit and the secondary with coil, and the coil turn on the former limit of magnetic core mutual inductor is greater than the coil turn of magnetic core mutual inductor secondary, and the former limit of magnetic core mutual inductor is connected in parallel to transient voltage and suppresses diode D1.The induced voltage receiver comprises the first induction pole plate 1 and the second induction pole plate 2 that is connected to two ends, the former limit of magnetic core mutual inductor.Rectifier comprises rectification unit 3, second capacitor C 2, the 3rd resistance R 3 and commutation diode D3; Rectification unit 3 is provided with two input ends and two output terminals; Two output terminals of the two ends of second capacitor C 2 and rectification unit 3 connect one to one, and the 3rd resistance R 3 one ends connect an output terminal of rectification unit 3, and its other end connects the positive pole of commutation diode D3; Wherein, the rectification unit 3 preferred bridge rectifier circuits that adopt.The secondary of magnetic core mutual inductor is connected between two input ends of rectification unit; Charging and discharging electrical equipment one end connects with another output terminal that rectification unit 3 is connected the output terminal of the 3rd resistance R 3 relatively; Its other end is connected with the negative pole of commutation diode D3, charges and discharge electrical equipment and preferably adopts first capacitor C 1.
Trigger comprises the first triode Q1, the second triode Q2, first resistance R 1, second resistance R 2 and diac D2, and wherein, the first triode Q1 is the PNP triode, and the second triode Q2 is the NPN triode.The emitter of the first triode Q1 and commutation diode D3 and the circuit that charges and discharge between the electrical equipment are connected; The two ends of first resistance R 1 are connected on the base stage and emitter of the first triode Q1; The collector of the second triode Q2 is connected with circuit between the first triode Q1 base stage and first resistance R 1; The collector of the first triode Q1 is connected with the base stage of the second triode Q2; Second resistance R, 2 one ends are connected with circuit between the second triode Q2 base stage and the first triode Q1 collector, and its other end is connected with the positive pole of diac D2, and the circuit between the former limit of the negative pole of diac D2 and the second induction pole plate 2 and magnetic core mutual inductor is connected.Flash component one end is connected with the emitter of the second triode Q2, and another output terminal that is connected the output terminal of the 3rd resistance R 3 in 3 two output terminals of its other end and rectification unit relatively connects.Wherein, flash component comprises the stabilivolt DW1 of LED and reversal connection, and LED is parallelly connected with the stabilivolt DW1 of reversal connection.
The principle of work of equipotential high-voltage potential indicator: utilize the high voltage induction principle, potential indicator directly is attached on the high pressure power transmission and distribution facility receives induced voltage, induced voltage is delivered to the magnetic core mutual inductor through the first induction pole plate 1 and the second induction pole plate 2 and is amplified; Be transported to rectifier again and carry out rectification; Voltage after the rectification charges to first capacitor C 1, after being charged to certain voltage, offers the first triode Q1 and the second triode Q2 as WV; The base stage of the second triode Q2 inserts the second induction pole plate 2 through the PN junction of second resistance R 2 and diac D2; The negative half period of the second induction pole plate, 2 signals is added to the base stage of the second triode Q2 through after the PN junction rectification of diac D2, triggers the first triode Q1 and the second triode Q2 conducting; The first triode Q1 and the second triode Q2 are in interlocking state; The conducting of the second triode Q2 just makes that the emitter driven for emitting lights diode (LED) of the second triode Q2 is luminous, and behind the voltage above intact first capacitor C 1 of the luminous post consumption of LED, the first triode Q1 and the second triode Q2 end; First capacitor C 1 gets into charging process again; When high pressure power transmission and distribution facility was charged, first capacitor C 1 was carried out round-robin and is discharged and recharged, thereby has guaranteed the flicker that LED continues.
As stated, then can well realize the utility model.
Claims (6)
1. equipotential high-voltage potential indicator; It is characterized in that: comprise shell and internal circuit configuration in the enclosure is set that said internal circuit configuration comprises the induced voltage receiver, magnetic core mutual inductor, the rectifier that connect successively, charges and discharge electrical equipment, trigger and flash component; Said magnetic core mutual inductor is provided with former limit and the secondary with coil, and the coil turn on the former limit of magnetic core mutual inductor is greater than the coil turn of magnetic core mutual inductor secondary; Said induced voltage receiver comprises the first induction pole plate (1) and the second induction pole plate (2) that is connected to two ends, the former limit of magnetic core mutual inductor; Said rectifier comprises rectification unit (3), second electric capacity (C2), the 3rd resistance (R3) and commutation diode (D3); Said rectification unit (3) is provided with two input ends and two output terminals; Two output terminals of the two ends of said second electric capacity (C2) and rectification unit (3) connect one to one; Said the 3rd resistance (R3) end connects an output terminal of rectification unit (3), and its other end connects the positive pole of commutation diode (D3); The secondary of said magnetic core mutual inductor is connected between two input ends of rectification unit; Said electrical equipment one end that charges and discharge connects with another output terminal that rectification unit (3) is connected the output terminal of the 3rd resistance (R3) relatively, and its other end is connected with the negative pole of commutation diode (D3); Said trigger comprises first triode (Q1), second triode (Q2), first resistance (R1), second resistance (R2) and diac (D2); The emitter of said first triode (Q1) and commutation diode (D3) and the circuit that charges and discharge between the electrical equipment are connected; The two ends of first resistance (R1) are connected on the base stage and emitter of first triode (Q1); The collector of second triode (Q2) is connected with circuit between first triode (Q1) base stage and first resistance (R1); The collector of first triode (Q1) is connected with the base stage of second triode (Q2); Second resistance (R2) end is connected with circuit between second triode (Q2) base stage and first triode (Q1) collector; Its other end is connected with the positive pole of diac (D2); Circuit between the former limit of the negative pole of diac (D2) and second induction pole plate (2) and magnetic core mutual inductor is connected, and said flash component one end is connected with the emitter of second triode (Q2), relative another output terminal connection that is connected the output terminal of the 3rd resistance (R3) in (3) two output terminals of its other end and rectification unit.
2. equipotential high-voltage potential indicator according to claim 1 is characterized in that: said first triode (Q1) is the PNP triode, and said second triode (Q2) is the NPN triode.
3. equipotential high-voltage potential indicator according to claim 1 is characterized in that: the former limit of said magnetic core mutual inductor is connected in parallel to transient voltage and suppresses diode (D1).
4. equipotential high-voltage potential indicator according to claim 1 is characterized in that: the said electrical equipment that charges and discharge is first electric capacity (C1).
5. equipotential high-voltage potential indicator according to claim 1 is characterized in that: said flash component comprises the stabilivolt (DW1) of light emitting diode (LED) and reversal connection, and light emitting diode (LED) is parallelly connected with the stabilivolt (DW1) of reversal connection.
6. according to described any equipotential high-voltage potential indicator of claim 1～5, it is characterized in that: said rectification unit (3) is a bridge rectifier circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220318312 CN202631615U (en) | 2012-07-04 | 2012-07-04 | Equipotential high-voltage charge indicator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220318312 CN202631615U (en) | 2012-07-04 | 2012-07-04 | Equipotential high-voltage charge indicator |
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| Publication Number | Publication Date |
|---|---|
| CN202631615U true CN202631615U (en) | 2012-12-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220318312 Expired - Fee Related CN202631615U (en) | 2012-07-04 | 2012-07-04 | Equipotential high-voltage charge indicator |
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| CN (1) | CN202631615U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103048525A (en) * | 2011-10-15 | 2013-04-17 | 四川蓝讯宝迩电子科技有限公司 | Equipotential high-voltage potential indicator |
| CN108061818A (en) * | 2017-12-15 | 2018-05-22 | 云南电网有限责任公司曲靖供电局 | A kind of virtual potential discriminating gear |
-
2012
- 2012-07-04 CN CN 201220318312 patent/CN202631615U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103048525A (en) * | 2011-10-15 | 2013-04-17 | 四川蓝讯宝迩电子科技有限公司 | Equipotential high-voltage potential indicator |
| CN108061818A (en) * | 2017-12-15 | 2018-05-22 | 云南电网有限责任公司曲靖供电局 | A kind of virtual potential discriminating gear |
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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: 20121226 Termination date: 20130704 |