CN207690733U - A kind of quick, intelligent pole-mounted circuit breakers of 10KV - Google Patents
A kind of quick, intelligent pole-mounted circuit breakers of 10KV Download PDFInfo
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- CN207690733U CN207690733U CN201820119548.1U CN201820119548U CN207690733U CN 207690733 U CN207690733 U CN 207690733U CN 201820119548 U CN201820119548 U CN 201820119548U CN 207690733 U CN207690733 U CN 207690733U
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- 239000000203 mixture Substances 0.000 claims abstract description 29
- 230000003321 amplification Effects 0.000 claims abstract description 21
- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 21
- 230000001105 regulatory effect Effects 0.000 claims abstract description 19
- 150000001875 compounds Chemical class 0.000 claims abstract description 8
- 238000012545 processing Methods 0.000 claims abstract description 7
- 239000004065 semiconductor Substances 0.000 claims description 13
- 239000003990 capacitor Substances 0.000 claims description 2
- 230000002159 abnormal effect Effects 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 7
- 230000005611 electricity Effects 0.000 description 4
- 230000006641 stabilisation Effects 0.000 description 3
- 238000011105 stabilization Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
Abstract
The utility model discloses a kind of quick, intelligent pole-mounted circuit breakers of 10KV,Including current collection circuit,Amplification regulating circuit and warning circuit,The current collection circuit acquires the quick, intelligent pole-mounted circuit breaker current signals of 10KV with current transformer J1,The amplification regulating circuit divides the signal that two-way receives current collection circuit output,All the way after resistance R5 partial pressures in the compound circuit of input transport and placing device AR1 and triode Q4 compositions,Another way is after resistance R6 partial pressures in the logarithmic circuit of input transport and placing device AR2 and triode Q1 compositions,Most afterwards after the logarithmic circuit processing of transport and placing device AR3 and triode Q2 compositions in input warning circuit,It that is to say the control signal of warning circuit,The quick, intelligent pole-mounted circuit breakers of 10KV can be detected in real time and when circuit breaker current abnormal signal,Energy and alarm.
Description
Technical field
The utility model is related to breaker technical fields, more particularly to a kind of quick, intelligent pole-mounted circuit breakers of 10KV.
Background technology
Currently, breaker is widely used in various circuits, and it can be short-circuit in time in line anomalies, avoid the damage of bigger
It losing, the quick, intelligent pole-mounted circuit breakers of wherein 10KV are a kind of high-voltage circuitbreakers, however short-circuiting device is also required to detect in real time in itself,
Once breaker is damaged and could not be found in time, the loss for being difficult to estimate will be brought.
So the utility model provides a kind of new scheme to solve the problems, such as this.
Utility model content
For the above situation, to overcome the defect of the prior art, the utility model to be designed to provide a kind of 10KV fast
Fast intelligence pole-mounted circuit breaker, have be skillfully constructed, the characteristic of human oriented design, can detect and break on the quick, intelligent columns of 10KV in real time
Road device and energy and alarm.
Its technical solution solved is a kind of quick, intelligent pole-mounted circuit breakers of 10KV, including current collection circuit, amplification are adjusted
Economize on electricity road and warning circuit, and the current collection circuit is with the quick, intelligent pole-mounted circuit breaker electricity of current transformer J1 acquisitions 10KV
Signal is flowed, the amplification regulating circuit divides the signal that two-way receives current collection circuit output, defeated after resistance R5 partial pressures all the way
In the compound circuit for entering transport and placing device AR1 and triode Q4 compositions, another way input transport and placing device AR2 and three poles after resistance R6 partial pressures
In the logarithmic circuit of pipe Q1 compositions, most alarm electricity is inputted after the logarithmic circuit processing of transport and placing device AR3 and triode Q2 compositions afterwards
In road, the control signal of warning circuit that is to say；
The amplification regulating circuit includes transport and placing device AR1, one end of homophase input terminating resistor R5, R7 of transport and placing device AR1,
One end of the anti-phase input terminating resistor R4 of transport and placing device AR1, the collector of the output termination triode Q4 of transport and placing device AR1, three poles
The other end of the base stage connecting resistance R7 of pipe Q4, the emitter of triode Q4 connect triode Q2 collector and transport and placing device AR3 it is anti-
One end of phase input terminal and capacitance C2, the output end of the emitter and transport and placing device AR2 of another termination triode Q1 of capacitance C2,
The base earth of triode Q1, one end and the transport and placing device of the other end and resistance R6 of the collector connecting resistance R4 of triode Q1
The inverting input of AR2, the in-phase input end ground connection of transport and placing device AR2, the in-phase input end ground connection of transport and placing device AR3, transport and placing device AR3
Output termination triode Q2 emitter, the base earth of triode Q2.
Due to the use of above technical scheme, the utility model has the following advantages that compared with prior art；
1, current collection circuit acquires the quick, intelligent pole-mounted circuit breaker current signals of 10KV with current transformer J1, described
Amplification regulating circuit divides the signal that two-way receives current collection circuit output, all the way the input transport and placing device AR1 after resistance R5 partial pressures
In the compound circuit of triode Q4 compositions, another way input transport and placing device AR2 and triode Q1 after resistance R6 partial pressures is formed
In logarithmic circuit, most afterwards after the logarithmic circuit processing of transport and placing device AR3 and triode Q2 compositions in input warning circuit, it that is to say
The control signal of warning circuit can detect the quick, intelligent pole-mounted circuit breakers of 10KV and work as circuit breaker current abnormal signal in real time
When, can and alarm.
2, when the abnormal signal of current collection circuit output, triode Q4 is not turned on, and current collection circuit exports at this time
Signal export negative potential after the logarithmic circuit of transport and placing device AR2 and triode Q1 compositions carries out logarithm process, devise simultaneously
The logarithmic circuit of transport and placing device AR3 and triode Q2 compositions carries out logarithm process output positive potential and is high level, is improving signal
On the basis of intensity, stabilization signal.
Description of the drawings
Fig. 1 is a kind of circuit module figure of the quick, intelligent pole-mounted circuit breakers of 10KV of the utility model.
Fig. 2 is a kind of circuit diagram of the quick, intelligent pole-mounted circuit breakers of 10KV of the utility model.
Specific implementation mode
Aforementioned and other technology contents, feature and effect in relation to the utility model, in following cooperation with reference to figures 1 through attached
Fig. 2 is in the detailed description of embodiment, can clearly present.The structure content being previously mentioned in following embodiment is to say
Bright book attached drawing is reference.
Each exemplary embodiment of the utility model is described below with reference to accompanying drawings.
Embodiment one, a kind of quick, intelligent pole-mounted circuit breakers of 10KV, including current collection circuit, amplification regulating circuit and report
Alert circuit, the current collection circuit acquire the quick, intelligent pole-mounted circuit breaker current signals of 10KV, institute with current transformer J1
The signal that amplification regulating circuit divides two-way to receive current collection circuit output is stated, inputs transport and placing device after resistance R5 partial pressures all the way
In the compound circuit of AR1 and triode Q4 compositions, another way input transport and placing device AR2 and triode Q1 compositions after resistance R6 partial pressures
Logarithmic circuit in, most afterwards after the logarithmic circuit processing of transport and placing device AR3 and triode Q2 compositions in input warning circuit, namely
It is the control signal of warning circuit；
The amplification regulating circuit divides the signal that two-way receives current collection circuit output, defeated after resistance R5 partial pressures all the way
In the compound circuit for entering transport and placing device AR1 and triode Q4 compositions, another way input transport and placing device AR2 and three poles after resistance R6 partial pressures
In the logarithmic circuit of pipe Q1 compositions, when the abnormal signal of current collection circuit output, triode Q4 is not turned on, and electric current is adopted at this time
The signal of collector output exports negative potential after the logarithmic circuit of transport and placing device AR2 and triode Q1 compositions carry out logarithm process,
The logarithmic circuit for devising transport and placing device AR3 and triode Q2 compositions simultaneously carries out logarithm process output positive potential and is high level,
On the basis of improving signal strength, stabilization signal, when the signal of current collection circuit output is normal, triode Q4 conductings,
Transport and placing device AR3 receives the negative signal of the positive signal and transport and placing device AR2 of transport and placing device AR1 at this time, at this time transport and placing device AR3 and triode Q2
The logarithmic circuit of composition carries out logarithm process output positive potential and is low level, the homophase input terminating resistor R5 of transport and placing device AR1,
One end of R7, one end of the anti-phase input terminating resistor R4 of transport and placing device AR1, the collection of the output termination triode Q4 of transport and placing device AR1
The emitter of electrode, the other end of the base stage connecting resistance R7 of triode Q4, triode Q4 connects the collector and amplifier of triode Q2
The inverting input of device AR3 and one end of capacitance C2, the emitter and transport and placing device AR2 of another termination triode Q1 of capacitance C2
Output end, the base earth of triode Q1, the other end of the collector connecting resistance R4 of triode Q1 and one end of resistance R6 with
And the inverting input of transport and placing device AR2, the in-phase input end ground connection of transport and placing device AR2, the in-phase input end ground connection of transport and placing device AR3,
The emitter of the output termination triode Q2 of transport and placing device AR3, the base earth of triode Q2.
Embodiment two, on the basis of embodiment one, the current collection circuit selects the electric current of model LZZBJ9-12
Mutual inductor J1 acquires the quick, intelligent pole-mounted circuit breaker current signals of 10KV, and the output signal of current transformer J1 is through inductance L1 and electricity
Hold after C1 parallel filterings in input amplification regulating circuit, one end of the power supply terminating resistor R2 of current transformer J1 and capacitance C3's
The ground terminal of one end, the other end of resistance R2 and another termination power+10V of capacitance C3, current transformer J1 are grounded, and electric current is mutual
One end of the output termination inductance L1 of sensor J1, the other end of one end and resistance R5, R6 of another termination capacitor C1 of inductance L1,
The other end of capacitance C1 is grounded.
Embodiment three, on the basis of embodiment two, the warning circuit selects metal-oxide-semiconductor Q3 to receive amplification regulating circuit
Signal, when the abnormal signal of current collection circuit output, amplification regulating circuit exports high level signal, and metal-oxide-semiconductor Q3 is led at this time
Logical, relay K1 obtains electric, and the contact 1,2 of relay K1, which is closed, becomes the closure of contact 1,3, and the alarm of alarm LS1 work once electrifieds carries
The related personnel that wakes up overhauls, and when the signal of current collection circuit output is normal, amplification regulating circuit exports low level signal, at this time
Metal-oxide-semiconductor Q3 is not turned on, and warning circuit does not work, and the grid of metal-oxide-semiconductor Q3 connects the output end of transport and placing device AR3, and the drain electrode of metal-oxide-semiconductor Q3 connects
The contact 4 of the anode of the contact 5 and diode D1 of relay K1, relay K1 connects the cathode and power supply+10V of diode D1, after
The contact 2 of one end of the 1 connecting resistance R3 of contact of electric appliance K1, another termination power+20V of resistance R3, relay K1 is grounded, relay
The anode of the 2 device LS1 taking alarm of contact of device K1, one end of the cathode connecting resistance R1 of alarm LS1, the other end of resistance R1 and
The source electrode of metal-oxide-semiconductor Q3 is grounded.
When the utility model is specifically used, a kind of quick, intelligent pole-mounted circuit breakers of 10KV, including current collection circuit, amplification
Circuit and warning circuit are adjusted, the current collection circuit acquires the quick, intelligent pole-mounted circuit breakers of 10KV with current transformer J1
Current signal, the amplification regulating circuit divide the signal that two-way receives current collection circuit output, all the way after resistance R5 partial pressures
It inputs in the compound circuit of transport and placing device AR1 and triode Q4 compositions, another way inputs transport and placing device AR2 and three after resistance R6 partial pressures
In the logarithmic circuit of pole pipe Q1 compositions, most alarm is inputted after the logarithmic circuit processing of transport and placing device AR3 and triode Q2 compositions afterwards
In circuit, it that is to say that the control signal of warning circuit, the amplification regulating circuit divide two-way to receive current collection circuit output
Signal, all the way after resistance R5 partial pressures in the compound circuit of input transport and placing device AR1 and triode Q4 compositions, another way is through resistance R6
It is inputted after partial pressure in the logarithmic circuit of transport and placing device AR2 and triode Q1 compositions, when the abnormal signal of current collection circuit output,
Triode Q4 is not turned on, logarithmic circuit of the signal through transport and placing device AR2 and triode Q1 compositions of current collection circuit output at this time
Negative potential is exported after carrying out logarithm process, while the logarithmic circuit for devising transport and placing device AR3 and triode Q2 compositions carries out logarithm
Processing exports positive potential and is high level, on the basis of improving signal strength, stabilization signal, when current collection circuit output
When signal is normal, triode Q4 is connected, and transport and placing device AR3 receives the negative letter of the positive signal and transport and placing device AR2 of transport and placing device AR1 at this time
Number, the logarithmic circuit of transport and placing device AR3 and triode Q2 compositions carries out logarithm process output positive potential and is low level at this time, described
The signal that warning circuit selects metal-oxide-semiconductor Q3 to receive amplification regulating circuit amplifies when the abnormal signal of current collection circuit output
Circuit output high level signal is adjusted, metal-oxide-semiconductor Q3 is connected at this time, and relay K1 obtains electric, and the contact 1,2 of relay K1, which is closed, to be become
Contact 1,3 be closed, alarm LS1 work once electrifieds alarm, remind related personnel maintenance, when current collection circuit output signal just
Chang Shi, amplification regulating circuit export low level signal, and metal-oxide-semiconductor Q3 is not turned at this time, and warning circuit does not work.
The above is to combine specific implementation mode further detailed description of the utility model, and it cannot be said that originally
Utility model specific implementation is limited only to this；For belonging to the utility model and for those skilled in the technology concerned,
Under the premise of technical solutions of the utility model thinking, made by expand and operating method, data replacement, should all fall
Within scope of protection of the utility model.
Claims (3)
1. a kind of quick, intelligent pole-mounted circuit breakers of 10KV, including current collection circuit, amplification regulating circuit and warning circuit, special
Sign is that the current collection circuit acquires the quick, intelligent pole-mounted circuit breaker current signals of 10KV, institute with current transformer J1
The signal that amplification regulating circuit divides two-way to receive current collection circuit output is stated, inputs transport and placing device after resistance R5 partial pressures all the way
In the compound circuit of AR1 and triode Q4 compositions, another way input transport and placing device AR2 and triode Q1 compositions after resistance R6 partial pressures
Logarithmic circuit in, most afterwards after the logarithmic circuit processing of transport and placing device AR3 and triode Q2 compositions in input warning circuit, namely
It is the control signal of warning circuit；
The amplification regulating circuit includes transport and placing device AR1, one end of homophase input terminating resistor R5, R7 of transport and placing device AR1, amplifier
One end of the anti-phase input terminating resistor R4 of device AR1, the collector of the output termination triode Q4 of transport and placing device AR1, triode Q4
Base stage connecting resistance R7 the other end, the emitter of triode Q4 connect triode Q2 collector and transport and placing device AR3 reverse phase it is defeated
Enter end and one end of capacitance C2, the output end of the emitter and transport and placing device AR2 of another termination triode Q1 of capacitance C2, three poles
The base earth of pipe Q1, the other end of collector connecting resistance R4 of triode Q1 and one end of resistance R6 and transport and placing device AR2's
Inverting input, the in-phase input end ground connection of transport and placing device AR2, the in-phase input end ground connection of transport and placing device AR3, transport and placing device AR3's is defeated
Go out to terminate the emitter of triode Q2, the base earth of triode Q2.
2. a kind of quick, intelligent pole-mounted circuit breakers of 10KV as described in claim 1, which is characterized in that the current collection circuit packet
Include the current transformer J1 of model LZZBJ9-12, one end of the power supply terminating resistor R2 of current transformer J1 and capacitance C3's
The ground terminal of one end, the other end of resistance R2 and another termination power+10V of capacitance C3, current transformer J1 are grounded, and electric current is mutual
One end of the output termination inductance L1 of sensor J1, the other end of one end and resistance R5, R6 of another termination capacitor C1 of inductance L1,
The other end of capacitance C1 is grounded.
3. a kind of quick, intelligent pole-mounted circuit breakers of 10KV as described in claim 1, which is characterized in that the warning circuit includes
Metal-oxide-semiconductor Q3, the grid of metal-oxide-semiconductor Q3 connect the output end of transport and placing device AR3, the contact 5 and two poles of the drain electrode contact relay K1 of metal-oxide-semiconductor Q3
The contact 4 of the anode of pipe D1, relay K1 meets the cathode and power supply+10V of diode D1, the 1 connecting resistance R3 of contact of relay K1
One end, the contact 2 of another termination power+20V of resistance R3, relay K1 is grounded, 2 device taking alarm of contact of relay K1
The anode of LS1, one end of the cathode connecting resistance R1 of alarm LS1, the other end of resistance R1 and the source electrode ground connection of metal-oxide-semiconductor Q3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820119548.1U CN207690733U (en) | 2018-01-24 | 2018-01-24 | A kind of quick, intelligent pole-mounted circuit breakers of 10KV |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820119548.1U CN207690733U (en) | 2018-01-24 | 2018-01-24 | A kind of quick, intelligent pole-mounted circuit breakers of 10KV |
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| Publication Number | Publication Date |
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| CN207690733U true CN207690733U (en) | 2018-08-03 |
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| CN201820119548.1U Expired - Fee Related CN207690733U (en) | 2018-01-24 | 2018-01-24 | A kind of quick, intelligent pole-mounted circuit breakers of 10KV |
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| CN (1) | CN207690733U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109036901A (en) * | 2018-09-21 | 2018-12-18 | 河南华拓电力设备有限公司 | Three-stations load switch lever position indicator |
-
2018
- 2018-01-24 CN CN201820119548.1U patent/CN207690733U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109036901A (en) * | 2018-09-21 | 2018-12-18 | 河南华拓电力设备有限公司 | Three-stations load switch lever position indicator |
| CN109036901B (en) * | 2018-09-21 | 2023-06-13 | 河南华拓电力设备有限公司 | Three-station load switch position display device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 467000 Huatuo Electric Power Industrial Park, north of the east section of Shenma Avenue, high tech Zone, Pingdingshan City, Henan Province Patentee after: Huatuo Power Equipment Group Co.,Ltd. Address before: 467000 courtyard 5, Fengyuan street, high tech Zone, Pingdingshan City, Henan Province Patentee before: HENAN HUATUO ELECTRIC POWER EQUIPMENT Co.,Ltd. |
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| CP03 | Change of name, title or address | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180803 |
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| CF01 | Termination of patent right due to non-payment of annual fee |