CN207703992U - A kind of detection voltage transformer secondary air switch system in real time - Google Patents
A kind of detection voltage transformer secondary air switch system in real time Download PDFInfo
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- CN207703992U CN207703992U CN201820128290.1U CN201820128290U CN207703992U CN 207703992 U CN207703992 U CN 207703992U CN 201820128290 U CN201820128290 U CN 201820128290U CN 207703992 U CN207703992 U CN 207703992U
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- 238000001514 detection method Methods 0.000 title claims abstract description 8
- 238000012360 testing method Methods 0.000 claims abstract description 45
- 150000001875 compounds Chemical class 0.000 claims abstract description 42
- 238000011897 real-time detection Methods 0.000 claims abstract description 9
- 230000005611 electricity Effects 0.000 claims description 5
- 101100088247 Picea mariana RPL13A gene Proteins 0.000 description 9
- 230000002159 abnormal effect Effects 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 3
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- ZTKQHJHANLVEBM-UHFFFAOYSA-N 2-[3-(ethylamino)-6-ethylimino-2,7-dimethylxanthen-9-yl]benzoic acid Chemical compound C1=2C=C(C)C(NCC)=CC=2OC2=CC(=NCC)C(C)=CC2=C1C1=CC=CC=C1C(O)=O ZTKQHJHANLVEBM-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
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- 238000011084 recovery Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
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- 238000005516 engineering process Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
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Abstract
The utility model provides a kind of detection voltage transformer secondary air switch system in real time, and wherein auxiliary air switch is serially connected in main power source；Indicator lamp groups I are connected with the input terminal that auxiliary air switchs, when can indicate that main power source is normal, the single-phase normal condition of corresponding inlet wire；Indicator lamp groups II are connected with the outlet terminal that auxiliary air switchs, when can indicate that main power source is normal and auxiliary air switch closes and fault-free, the single-phase normal condition of corresponding outlet；Selftest module to give indicator lamp groups I, indicator lamp groups II provide accessory power supply；Compound self-test button SB1 is connected with indicator lamp groups I, selftest module, realizes that main power source or selftest module are powered to indicator lamp groups I；Compound self-test button SB2 is connected with indicator lamp groups II, selftest module, realizes that main power source or selftest module are powered to indicator lamp groups II.The utility model realizes the real-time detection of voltage transformer secondary air switch in substation, passes through inlet-outlet line indicator light intuitive judgment fault coverage.
Description
Technical field
The utility model is related to voltage transformer secondary air switch in substation, specifically a kind of quick judgement voltage is mutual
The system of sensor secondary voltage exception.
Background technology
Currently, secondary voltage fluctuation and abnormal conditions happen occasionally in substation, if voltage transformer is due to by resonance, electricity
The influences such as pressure fluctuation, moist condensation, which cause primary voltage mutual inductor exception or high-voltage insurance to fuse, to be caused；Secondary voltage is simultaneously equipped
Set failure；Secondary connection and loop fault etc.；When secondary voltage exception, after operation maintenance personnel rushes for scene, checking that voltage is mutual
It when sensor is without exception, need to go in security tool room or vehicle tool box that multimeter is taken to measure on voltage transformer secondary air switch
Lower port voltage, and then failure judgement range, are further processed, since scene nothing intuitively reflects the device of secondary voltage, this
Judge that processing procedure takes time and effort, secondary protector, electricity metering and power supply safety are influenced when serious, does not have so far preferable
Solution.
Invention content
It, can not intuitive judgment auxiliary air switch inlet wire, secondary sky when the utility model aims to solve the problem that secondary voltage exception
The whether abnormal problem of line-outgoing equipment, provides a kind of real-time detection type voltage transformer secondary after air cock or auxiliary air switch
Air switch, quick failure judgement range.
The utility model is realized with following technical solution：
A kind of detection voltage transformer secondary air switch system in real time, including：
Auxiliary air switchs, and is serially connected in main power source；
Indicator lamp groups I are connected with the input terminal of auxiliary air switch, right when can indicate that main power source is normal
Answer the single-phase normal condition of inlet wire；
Indicator lamp groups II are connected with the outlet terminal of auxiliary air switch, can indicate main power source normally and institute
It states auxiliary air switch to close and when fault-free, the single-phase normal condition of corresponding outlet；
Selftest module is connected in main power source, to give the indicator lamp groups I, indicator lamp groups II to provide accessory power supply；
Compound self-test button SB1, is connected with the indicator lamp groups I, selftest module, realizes main power source or selftest module
It powers to indicator lamp groups I；
Compound self-test button SB2, is connected with the indicator lamp groups II, selftest module, realizes main power source or self-test mould
Block is powered to indicator lamp groups II；And
Fuse, the fuse mutually concatenated with voltage transformer after branch and the auxiliary air switch end of incoming cables
It is sub mutually to concatenate.
Preferably, the selftest module includes：
Battery module；
Rectification module is connected with main power source, and the alternating current in main power source, which is converted into direct current, supplies electricity to the battery module
Charging；
And inverter module, it is connected with the battery module, electric energy in battery module is reverse into alternating current.
Preferably, the auxiliary air switch is that three-phase and four-line formula is spaced apart switch；The indicator lamp groups I are yellow indicator light
I, green indicator light I and red indicator light I, the indicator lamp groups II are yellow indicator light II, green indicator light I II and red indicator light II.
Preferably, the branch that the closure contact in the compound self-test button SB1 is constituted after being concatenated with I phase of indicator lamp groups
It is in parallel with the ABC phases end of incoming cables of auxiliary air switch, the normally opened contact in compound self-test button SB1 is connected with selftest module；
The branch that closure contact in the compound self-test button SB2 is constituted after being concatenated with II phase of indicator lamp groups and auxiliary air switch
ABC phase leading-out terminals are in parallel, and the normally opened contact in compound self-test button SB2 is connected with selftest module.
Preferably, first in the compound self-test button SB1 is closed after contact is concatenated with yellow I phase of indicator light and constitutes
The A phases end of incoming cables that is switched with auxiliary air of branch be in parallel, first normally opened contact is connected with selftest module；It is described it is compound from
Second in inspection button SB1 be closed B phases that the branch constituted after contact concatenate with I phase of green indicator light and auxiliary air switch into
Line end is in parallel, and second normally opened contact is connected with selftest module；Third in the compound self-test button SB1 is closed contact
The C phases end of incoming cables that the branch constituted after being concatenated with I phase of red indicator light is switched with auxiliary air is in parallel, third normally opened contact with
Selftest module is connected.
Preferably, first in the compound self-test button SB2 is closed structure after contact is concatenated with yellow II phase of indicator light
At the A phase leading-out terminals that are switched with auxiliary air of branch be in parallel, first normally opened contact is connected with selftest module；It is described compound
Second in the self-test button SB1 B for being closed the branch and auxiliary air switch that are constituted after contact is concatenated with II phase of green indicator light
Phase leading-out terminal is in parallel, and second normally opened contact is connected with selftest module；Third in the compound self-test button SB1 is closed
The C phase leading-out terminals that the branch that contact is constituted after being concatenated with II phase of red indicator light is switched with auxiliary air are in parallel, and third is normally opened
Contact is connected with selftest module.
The utility model advantageous effect：
The utility model realizes the real-time detection of voltage transformer secondary air switch in substation, is referred to by inlet-outlet line
Show lamp intuitive judgment fault coverage, abnormal convenient for operation maintenance personnel rapid and convenient processing secondary voltage, especially high-tension fuse is molten
Disconnected failure, fast quick-recovery power transmission improve power supply reliability.
Description of the drawings
Fig. 1 is a kind of detection voltage transformer secondary air switch system electrical connection figure in real time.
Specific implementation mode
Below in conjunction with attached drawing, the utility model is further described by specific implementation.
A kind of detection voltage transformer secondary air switch system in real time, including auxiliary air switch 1, indicator lamp groups I 3,
Indicator lamp groups II 5, compound self-test button SB16, compound self-test button SB27, selftest module 8, fuse 13 and voltage transformer
12。
Auxiliary air switch 1 is serially connected in main power source；The input terminal 2 of indicator lamp groups I 3 and the auxiliary air switch 1
It is connected, when can indicate that main power source is normal, the single-phase normal condition of corresponding inlet wire；Indicator lamp groups II 5 and the auxiliary air switch 1
Outlet terminal 4 be connected, when can indicate that main power source is normal and the auxiliary air switch 1 closes and fault-free, correspondence outlet
Single-phase normal condition；Selftest module 8 is connected in main power source, to give the indicator lamp groups I 3, indicator lamp groups II 5 to provide auxiliary
Power supply；Compound self-test button SB16 is connected with the indicator lamp groups I 3, selftest module 8, realizes that main power source or selftest module 8 are given
Indicator lamp groups I 3 are powered；Compound self-test button SB27 is connected with the indicator lamp groups II 5, selftest module 8, realize main power source or
Selftest module 8 is powered to indicator lamp groups II 5.
The selftest module 8 includes rectification module 9, inverter module 10 and battery module 11；Rectification module 9 and main power source
It is connected, the alternating current in main power source is converted into 11 in DC supply input to the battery module；Inverter module 10 with it is described
Battery module 11 is connected, and electric energy in battery module 11 is reverse into alternating current.
The fuse 13 concatenated with 12 phase of voltage transformer after branch and the auxiliary air switch 1 input terminal
2 phases concatenate.
Concrete scheme is as follows：
As shown in Figure 1, a kind of detection voltage transformer secondary air switch system in real time, including auxiliary air switch 1, refer to
Show lamp group I 3, indicator lamp groups II 5, compound self-test button SB16, compound self-test button SB27, selftest module 8, voltage transformer 12
With fuse 13.
Fuse 13 concatenated with 12 phase of voltage transformer after branch and the auxiliary air switch 12 phase of input terminal
Concatenation.
The auxiliary air switch 1 switchs for three-phase and four-line formula auxiliary air；The indicator lamp groups I 3 be yellow indicator light I,
Green indicator light I and red indicator light I, the indicator lamp groups II 5 are yellow indicator light II, green indicator light I II and red indicator light II.
First in the compound self-test button SB16 be closed the branch constituted after contact is concatenated with yellow I phase of indicator light and
The A phases end of incoming cables of auxiliary air switch 1 is in parallel, and first normally opened contact is connected with inverter module 10；The compound self-test is pressed
Second in the button SB16 B phase inlet wire for being closed the branch and auxiliary air switch 1 that are constituted after contact is concatenated with I phase of green indicator light
End is in parallel, and second normally opened contact is connected with inverter module 10；Third in the compound self-test button SB16, which is closed, to be touched
The C phases end of incoming cables for the branch and auxiliary air switch 1 that point is constituted after being concatenated with I phase of red indicator light is in parallel, and third is normally opened to be touched
Point is connected with inverter module 10.When pressing compound self-test button SB16, it is wired to inverter module 10, corresponding end of incoming cables Huang instruction
Lamp I, green indicator light I and red indicator light I are lighted, and then judge the quality of indicator light.Yellow indicator light I, green indicator light I and red instruction
Lamp I is plug-in, easy to change.
First in the compound self-test button SB27 is closed the branch constituted after contact is concatenated with yellow II phase of indicator light
It is in parallel with the A phase leading-out terminals of auxiliary air switch 1, first normally opened contact is connected with inverter module 10；The compound self-test
Second in the button SB16 B phase for being closed the branch and auxiliary air switch 1 that are constituted after contact is concatenated with II phase of green indicator light
Leading-out terminal is in parallel, and second normally opened contact is connected with inverter module 10；Third in the compound self-test button SB16 is closed
The C phase leading-out terminals of the branch that conjunction contact is constituted after being concatenated with II phase of red indicator light and auxiliary air switch 1 are in parallel, and third is often
Contact is opened with inverter module 10 to be connected.When pressing compound self-test button SB27, it is wired to inverter module 10, corresponding Huang indicator light
II, green indicator light I II and red indicator light II are lighted, and then judge the quality of indicator light.Yellow indicator light II, I II and of green indicator light
Red indicator light II is plug-in, easy to change.
The course of work：
When normal operation, 11 floating charging of battery module, after pressing compound self-test button, phase are given by rectification module 9
Answer indicator light that will be disconnected from main power source, then powered by inverter module 10, so check indicator light whether normal operation；
When being abnormal, if pressing compound self-test button SB17 rear indicator lights group I 3 normally, compound self-test button is unclamped
SB17 rear indicator lights group I 3（By taking A phases as an example）Extinguish, the fuse that can be judged as at the voltage transformer 12 in blanking circuit
13 fusing, replace corresponding fuse 13；
If I 3 normal operation of indicator lamp groups, indicator lamp groups II 5 extinguish and normal, energy of pressing compound self-test button SB27 self-tests
Enough judge secondary auxiliary air switch fault, replaces secondary auxiliary air switch；If indicator lamp groups II 5 are normal, can sentence
Break and switchs the secondary connection after outlet or plant failure later for secondary auxiliary air.
The utility model realizes the real-time detection of voltage transformer secondary air switch in substation, is referred to by inlet-outlet line
Show lamp intuitive judgment fault coverage, abnormal convenient for operation maintenance personnel rapid and convenient processing secondary voltage, especially high-tension fuse is molten
Disconnected failure, fast quick-recovery power transmission improve power supply reliability.
Above are merely preferred embodiments of the utility model, it should be pointed out that：For the ordinary skill people of the art
For member, without departing from the principle of this utility model, several improvements and modifications can also be made, these improvements and modifications
Also it should be regarded as the scope of protection of the utility model.
Claims (6)
1. a kind of detection voltage transformer secondary air switch system in real time, which is characterized in that including：
Auxiliary air switchs（1）, it is serially connected in main power source；
Indicator lamp groups I（3）, switched with the auxiliary air（1）Input terminal（2）It is connected, can indicates that main power source is normal
When, the single-phase normal condition of corresponding inlet wire；
Indicator lamp groups II（5）, switched with the auxiliary air（1）Outlet terminal（4）It is connected, can indicates that main power source is normal
And the auxiliary air switch（1）It closes and when fault-free, the single-phase normal condition of corresponding outlet；
Selftest module（8）, it is connected in main power source, to give the indicator lamp groups I（3）, indicator lamp groups II（5）Auxiliary is provided
Power supply；
Compound self-test button SB1（6）, with the indicator lamp groups I（3）, selftest module（8）Be connected, realize main power source or from
Examine module（8）To indicator lamp groups I（3）Power supply；
Compound self-test button SB2（7）, with the indicator lamp groups II（5）, selftest module（8）Be connected, realize main power source or from
Examine module（8）To indicator lamp groups II（5）Power supply；And
Fuse（13）, the fuse（13）With voltage transformer（12）Branch after mutually concatenating is switched with the auxiliary air
（1）Input terminal（2）Mutually concatenate.
2. real-time detection voltage transformer secondary air switch system according to claim 1, which is characterized in that it is described from
Examine module（8）Including：
Battery module（11）；
Rectification module（9）, it is connected with main power source, the alternating current in main power source, which is converted into direct current, supplies electricity to the battery module
（11）Charging；
And inverter module（10）, with the battery module（11）It is connected, by battery module（11）Middle electric energy inversion strikes a bargain
Galvanic electricity.
3. real-time detection voltage transformer secondary air switch system according to claim 1, it is characterised in that：Described two
Secondary air switch（1）It is spaced apart switch for three-phase and four-line formula；
The indicator lamp groups I（3）For yellow indicator light I, green indicator light I and red indicator light I, the indicator lamp groups II（5）Refer to for Huang
Show lamp II, green indicator light I II and red indicator light II.
4. real-time detection voltage transformer secondary air switch system according to claim 3, it is characterised in that：It is described multiple
Close self-test button SB1（6）In closure contact and indicator lamp groups I（3）The branch constituted after mutually concatenating is switched with auxiliary air（1）
ABC phases end of incoming cables be in parallel, compound self-test button SB1（6）In normally opened contact and selftest module（8）It is connected；
The compound self-test button SB2（7）In closure contact and indicator lamp groups II（5）After mutually concatenating the branch that constitutes with it is secondary
Air switch（1）ABC phase leading-out terminals be in parallel, compound self-test button SB2（7）In normally opened contact and selftest module（8）Phase
Even.
5. real-time detection voltage transformer secondary air switch system according to claim 3, it is characterised in that：
The compound self-test button SB1（6）In first be closed the branch and two that constitutes after contact is concatenated with Huang I phase of indicator light
Secondary air switch（1）A phases end of incoming cables be in parallel, first normally opened contact and selftest module（8）It is connected；
The compound self-test button SB1（6）In second be closed the branch and two that constitutes after contact is concatenated with I phase of green indicator light
Secondary air switch（1）B phases end of incoming cables be in parallel, second normally opened contact and selftest module（8）It is connected；
The compound self-test button SB1（6）In third be closed the branch and two that constitutes after contact is concatenated with I phase of red indicator light
Secondary air switch（1）C phases end of incoming cables be in parallel, third normally opened contact and selftest module（8）It is connected.
6. real-time detection voltage transformer secondary air switch system according to claim 3, it is characterised in that：It is described multiple
Close self-test button SB2（7）In first be closed the branch that constitutes after contact is concatenated with Huang II phase of indicator light and opened with auxiliary air
It closes（1）A phase leading-out terminals be in parallel, first normally opened contact and selftest module（8）It is connected；
The compound self-test button SB1（6）In second be closed after contact is concatenated with II phase of green indicator light the branch that constitutes and
Auxiliary air switchs（1）B phase leading-out terminals be in parallel, second normally opened contact and selftest module（8）It is connected；
The compound self-test button SB1（6）In third be closed after contact is concatenated with II phase of red indicator light the branch that constitutes and
Auxiliary air switchs（1）C phase leading-out terminals be in parallel, third normally opened contact and selftest module（8）It is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820128290.1U CN207703992U (en) | 2018-01-25 | 2018-01-25 | A kind of detection voltage transformer secondary air switch system in real time |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820128290.1U CN207703992U (en) | 2018-01-25 | 2018-01-25 | A kind of detection voltage transformer secondary air switch system in real time |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207703992U true CN207703992U (en) | 2018-08-07 |
Family
ID=63034424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820128290.1U Active CN207703992U (en) | 2018-01-25 | 2018-01-25 | A kind of detection voltage transformer secondary air switch system in real time |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207703992U (en) |
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2018
- 2018-01-25 CN CN201820128290.1U patent/CN207703992U/en active Active
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