CN202256470U - High-voltage charge indicator capable of enhancing charge indicating signals - Google Patents
High-voltage charge indicator capable of enhancing charge indicating signals Download PDFInfo
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- CN202256470U CN202256470U CN2011203918021U CN201120391802U CN202256470U CN 202256470 U CN202256470 U CN 202256470U CN 2011203918021 U CN2011203918021 U CN 2011203918021U CN 201120391802 U CN201120391802 U CN 201120391802U CN 202256470 U CN202256470 U CN 202256470U
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- magnetic core
- stabilivolt
- high voltage
- mutual inductor
- pole plate
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Abstract
The utility model discloses a high-voltage charge indicator capable of enhancing charge indicating signals. The high-voltage charge indicator comprises a case and an internal circuit structure arranged in the case, wherein the internal circuit structure comprises a high-impedance attenuator, a magnetic core transformer, a rectifier, a charging and discharging oscillator and a flickering assembly in sequential connection, the magnetic core transformer is provided with a primary side connected with the high-impedance attenuator and a secondary side connected with the rectifier, the primary side and the secondary side of the magnetic core transformer are respectively provided with coils, and in addition, the turn number of the coils of the primary side of the magnetic core transformer is greater than the turn number of the coils of the secondary side of the magnetic core transformer. The high-voltage charge indicator adopts the structure, the integral structure is simple, and the realization is convenient. The high-voltage charge indicator can meet the current requirement of the flickering assembly when the intensity of the magnetic field generated by a high-voltage power distribution facility is weak, so the flickering intensity is enhanced, and the potential safety hazard is 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 high voltage display device that can strengthen charged shows signal.
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 charged display device of configuration seems still for necessary on high pressure power transmission and distribution facility.Charged display device 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 electrification display display window flashes, thereby caution people high pressure power transmission and distribution facility is charged, does not then have indication when not having electricity.More existing high voltage display devices produce electromotive force through the alternating magnetic field that high pressure power transmission and distribution facility produces; When the alternating magnetic field weak strength that high pressure power transmission and distribution facility produces; The induction electromotive force and the induction current that produce in the high voltage display device are low, a little less than the scintillation intensity of the flash component of high voltage display device, must in very little angular range, could clearly see the cue of flash component; This is prone to mislead to the people, thereby has bigger potential safety hazard.
The utility model content
The purpose of the utility model is to overcome the deficiency of prior art, and a kind of high voltage display device that strengthens charged shows signal that when the alternating magnetic field weak strength that high pressure power transmission and distribution facility produces, can guarantee flash component electric current demand is provided.
The purpose of the utility model mainly realizes through following technical scheme: the high voltage display device that can strengthen charged shows signal; Comprise shell and internal circuit configuration in the enclosure be set that said internal circuit configuration comprises the high impedance attenuator, magnetic core mutual inductor, the rectifier that connect successively, discharges and recharges oscillator and flash component; Said magnetic core mutual inductor has former limit that is connected with the high impedance attenuator and the secondary that is connected with rectifier, and the former limit and the secondary of magnetic core mutual inductor are equipped with coil, and the coil turn on the former limit of magnetic core mutual inductor is greater than the coil turn of secondary.
Said rectifier comprises rectification unit, first electric capacity, commutation diode and first resistance; Said first resistance, commutation diode and discharge and recharge the oscillator three connect the back parallelly connected with first electric capacity; Two output terminals of said rectification unit connect the two ends of first electric capacity respectively, and the secondary of said magnetic core mutual inductor is connected between two input ends of rectification unit.
Said high impedance attenuator comprises electrification in high voltage primary equipment, the first induction pole plate, second induction pole plate, first stabilivolt and second stabilivolt; The said second induction pole plate is connected with the former limit of magnetic core mutual inductor; The series arm that constitutes with the magnetic core mutual inductor and the second induction pole plate after said first stabilivolt and the second stabilivolt differential concatenation is parallelly connected; The other end of the circuit that is connected with the electrification in high voltage primary equipment is connected on first stabilivolt and the circuit of second induction between the pole plate, and the other end of the circuit that is connected with the first induction pole plate is connected on the circuit between the input end of second stabilivolt and rectification unit.
Said rectification unit is a bridge rectifier circuit.
The said oscillator that discharges and recharges comprises second electric capacity and Diac, is connected in parallel with second electric capacity after said Diac and flash component are connected in series.
Described flash component comprises the 3rd stabilivolt of first light emitting diode, second light emitting diode and reversal connection, and said first light emitting diode is connected in parallel with the 3rd stabilivolt that the series connection of second light emitting diode is connected back and reversal connection.The circuit that the 3rd stabilivolt of light emitting diode and reversal connection forms mutual reversal connection, clamps down on each other, thus further guaranteed the work safety of light emitting diode.
The working power of the utility model is that the mode through electromagnetic induction is coupled and obtains; According to Faraday's electromagnetic induction law, adopt the structure that is similar to transformer, the electrification in high voltage primary equipment is drawn the second induction pole plate and secondary first and is responded to electric energy (power) coupling between the secondary winding of pole plate formation; Carry out the power transmission; Conductor circuit is similar in closed-loop path or coil and produces induction electromotive force, as long as in alternating magnetic fields, will produce induction electromotive force and induction current.
The utility model is set to the coil turn more than secondary through the coil turn on the former limit of magnetic core mutual inductor; Principle of work according to mutual inductor; The electric current on the more former limit of electric current of magnetic core mutual inductor secondary obtains amplifying, and this is the relation that in the ceiling voltage of secondary coil output, exists certainly.
The utility model compared with prior art has the following advantages and beneficial effect: the internal circuit configuration of the utility model comprises the high impedance attenuator, magnetic core mutual inductor, the rectifier that are connected successively, discharges and recharges oscillator and flash component; Wherein, The coil turn on the former limit of magnetic core mutual inductor is greater than the coil turn of secondary; The utility model can amplify the induction current that produces, thereby has strengthened the scintillation intensity of light emitting diode in the flash component, has eliminated potential safety hazard.
Description of drawings
Fig. 1 is the circuit theory diagrams of the utility model embodiment.
The pairing name of Reference numeral is called in the accompanying drawing: 1-electrification in high voltage primary equipment, 2-the first induction pole plate, 3-the second induction pole plate, 4-rectification unit; DW1-first stabilivolt, DW2-second stabilivolt, DW3-the 3rd stabilivolt, C1-first electric capacity; C2-second electric capacity, R1-first resistance, LED1-first light emitting diode; LED2-second light emitting diode, D1-commutation diode, DB1-Diac.
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; Can strengthen the high voltage display device of charged shows signal; Comprise shell and internal circuit configuration in the enclosure be set that wherein, internal circuit configuration comprises the high impedance attenuator, magnetic core mutual inductor, the rectifier that connect successively, discharges and recharges oscillator and flash component.The magnetic core mutual inductor has former limit that is connected with the high impedance attenuator and the secondary that is connected with rectifier, and the former limit and the secondary of magnetic core mutual inductor are equipped with coil, and the coil turn on the former limit of magnetic core mutual inductor is greater than the coil turn of secondary.Discharge and recharge oscillator and comprise second capacitor C 2 and Diac DB1, be connected in parallel with second capacitor C 2 after Diac DB1 and flash component are connected in series.Flash component comprises the 3rd stabilivolt DW3 of first LED 1, second LED 2 and reversal connection, and be connected in series the 3rd stabilivolt DW3 of back and reversal connection of first LED 1 and second LED 2 is connected in parallel.
Rectifier comprises rectification unit 4, first capacitor C 1, commutation diode D1 and first resistance R 1; Rectification unit 4 is a bridge rectifier circuit; First resistance R 1, commutation diode D1 and to discharge and recharge the oscillator three back of connecting parallelly connected with first capacitor C 1; Two output terminals of rectification unit 4 connect the two ends of first capacitor C 1 respectively, and the secondary of magnetic core mutual inductor is connected between two input ends of rectification unit 4.The high impedance attenuator comprises electrification in high voltage primary equipment 1, the first induction pole plate 2, second induction pole plate 3, the first stabilivolt DW1 and the second stabilivolt DW2; The second induction pole plate 3 is connected with the former limit of magnetic core mutual inductor; The series arm that constitutes with the magnetic core mutual inductor and the second induction pole plate 3 after the first stabilivolt DW1 and the second stabilivolt DW2 differential concatenation is parallelly connected; The other end of the circuit that is connected with electrification in high voltage primary equipment 1 is connected on the first stabilivolt DW1 and the circuit of second induction between the pole plate 3, and the other end of the circuit that is connected with the first induction pole plate 2 is connected on the circuit between the input end of the second stabilivolt DW2 and rectification unit.
After 1 energising of electrification in high voltage primary equipment; High-voltage signal inserts high impedance attenuator, magnetic core mutual inductor, rectifier successively, discharges and recharges oscillator; Increase electric current through the magnetic core mutual inductor; Carry intermittant voltage through discharging and recharging oscillator to light emitting diode, light emitting diode is according to the frequency scintillation of the intermittant voltage that obtains by regulation.
As stated, then can well realize the utility model.
Claims (6)
1. can strengthen the high voltage display device of charged shows signal; It is characterized in that: comprise shell and internal circuit configuration in the enclosure is set that said internal circuit configuration comprises the high impedance attenuator, magnetic core mutual inductor, the rectifier that connect successively, discharges and recharges oscillator and flash component; Said magnetic core mutual inductor has former limit that is connected with the high impedance attenuator and the secondary that is connected with rectifier, and the former limit and the secondary of magnetic core mutual inductor are equipped with coil, and the coil turn on the former limit of magnetic core mutual inductor is greater than the coil turn of secondary.
2. the high voltage display device that strengthens charged shows signal according to claim 1; It is characterized in that: said rectifier comprises rectification unit (4), first electric capacity (C1), commutation diode (D1) and first resistance (R1); Said first resistance (R1), commutation diode (D1) and discharge and recharge the oscillator three connect the back parallelly connected with first electric capacity (C1); Two output terminals of said rectification unit (4) connect the two ends of first electric capacity (C1) respectively, and the secondary of said magnetic core mutual inductor is connected between two input ends of rectification unit (4).
3. the high voltage display device that strengthens charged shows signal according to claim 2; It is characterized in that: said high impedance attenuator comprises electrification in high voltage primary equipment (1), the first induction pole plate (2), second induction pole plate (3), first stabilivolt (DW1) and second stabilivolt (DW2); The said second induction pole plate (3) is connected with the former limit of magnetic core mutual inductor; The series arm that constitutes with the magnetic core mutual inductor and the second induction pole plate (3) after said first stabilivolt (DW1) and second stabilivolt (DW2) differential concatenation is parallelly connected; The other end of the circuit that is connected with electrification in high voltage primary equipment (1) is connected on the circuit between first stabilivolt (DW1) and second induction pole plate (3), and the other end of the circuit that is connected with the first induction pole plate (2) is connected on the circuit between the input end of second stabilivolt (DW2) and rectification unit.
4. according to claim 2 or the 3 described high voltage display devices that strengthen charged shows signal, it is characterized in that: said rectification unit (4) is a bridge rectifier circuit.
5. the high voltage display device that strengthens charged shows signal according to claim 1; It is characterized in that: the said oscillator that discharges and recharges comprises second electric capacity (C2) and Diac (DB1), and said Diac (DB1) is connected in parallel with second electric capacity (C2) after being connected in series with flash component.
6. according to claim 1 or the 5 described high voltage display devices that strengthen charged shows signal; It is characterized in that: described flash component comprises the 3rd stabilivolt (DW3) of first light emitting diode (LED1), second light emitting diode (LED2) and reversal connection, and the 3rd stabilivolt (DW3) with reversal connection after said first light emitting diode (LED1) is connected in series with second light emitting diode (LED2) is connected in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203918021U CN202256470U (en) | 2011-10-15 | 2011-10-15 | High-voltage charge indicator capable of enhancing charge indicating signals |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203918021U CN202256470U (en) | 2011-10-15 | 2011-10-15 | High-voltage charge indicator capable of enhancing charge indicating signals |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202256470U true CN202256470U (en) | 2012-05-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203918021U Expired - Fee Related CN202256470U (en) | 2011-10-15 | 2011-10-15 | High-voltage charge indicator capable of enhancing charge indicating signals |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103134976A (en) * | 2013-02-21 | 2013-06-05 | 天津华宁电子有限公司 | Mine circuit electrification indication device and achieving method based on magnetic circuit blocking technology |
| CN114325028A (en) * | 2021-12-28 | 2022-04-12 | 北京博电新力电气股份有限公司 | Sampling circuit module |
| RU2772737C1 (en) * | 2021-07-16 | 2022-05-25 | Федеральное государственное бюджетное образовательное учреждение высшего образования «Государственный университет морского и речного флота имени адмирала С.О. Макарова» | Voltage indicator (options) |
-
2011
- 2011-10-15 CN CN2011203918021U patent/CN202256470U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103134976A (en) * | 2013-02-21 | 2013-06-05 | 天津华宁电子有限公司 | Mine circuit electrification indication device and achieving method based on magnetic circuit blocking technology |
| RU2772737C1 (en) * | 2021-07-16 | 2022-05-25 | Федеральное государственное бюджетное образовательное учреждение высшего образования «Государственный университет морского и речного флота имени адмирала С.О. Макарова» | Voltage indicator (options) |
| CN114325028A (en) * | 2021-12-28 | 2022-04-12 | 北京博电新力电气股份有限公司 | Sampling circuit module |
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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: 20120530 Termination date: 20121015 |