CN206573673U - Investigate the specific purpose tool of secondary circuit failure - Google Patents
Investigate the specific purpose tool of secondary circuit failure Download PDFInfo
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- CN206573673U CN206573673U CN201720275907.8U CN201720275907U CN206573673U CN 206573673 U CN206573673 U CN 206573673U CN 201720275907 U CN201720275907 U CN 201720275907U CN 206573673 U CN206573673 U CN 206573673U
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- wire
- secondary circuit
- buzzer
- insulation shell
- indicator lamp
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- 238000009413 insulation Methods 0.000 claims abstract description 28
- 230000005611 electricity Effects 0.000 claims abstract description 20
- 238000012360 testing method Methods 0.000 claims abstract description 13
- 238000011835 investigation Methods 0.000 claims abstract description 11
- 230000008901 benefit Effects 0.000 abstract description 4
- 230000007547 defect Effects 0.000 abstract description 4
- 230000002950 deficient Effects 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses a kind of specific purpose tool for investigating secondary circuit failure, the battery that is packed in including an insulation shell, one in insulation shell, a buzzer being installed on insulation shell, an indicator lamp being installed on insulation shell and two can make electrical contact with the p-wire of the two-terminal of secondary circuit respectively, the buzzer and indicator lamp be in parallel and one end electricity connects an electrode of battery, other end electricity connects a p-wire, and another p-wire electricity connects another electrode of battery.It has the following advantages that：It can send sound by buzzer and indicator lamp emits beam prompting testing result, i.e. testing result can be pointed out simultaneously by the sense of hearing, vision, failure judgement, investigation defective space is unrestricted；It is convenient rapidly to find failure and exclude defect provided with p-wire, ensure reliability, economy, the security of operation of power networks；Buzzer, indicator lamp and two p-wires are all connected to housing, and instrument is easy to carry.
Description
Technical field
The utility model is related to a kind of specific purpose tool used in circuit field, more particularly to a kind of investigation secondary circuit failure
Specific purpose tool.
Background technology
Along with plant-scale continuous expansion, residential electricity consumption quality requirement is constantly lifted, large-scale trans-regional transmission of electricity
It has been trend of the times, in order to improve China's modern power network System Construction, China has built a large amount of transformer stations.Transformer station it is disconnected
Road device and disconnecting switch are the equipment being most widely used in power system, and breaker and disconnecting switch primary conductive part are band
Electric part, the manually operated great dangerous operation circuit being therefore made up of secondary circuit and signal circuit seem abnormal when powered
It is important.
However, power department is analyzed according to substation equipment field operation experiences over the years, it is electric caused by secondary circuit
The ratio of net accident is risen year by year, and major part is come across in the narrow and small mechanism case of breaker, disconnecting switch.For
220kV and above transformer station, what the secondary circuit failure of a circuit easily caused to be difficult to expect a wide range of stops
Electrification, recovery power transmission of fixing a breakdown not in time is directly connected to responsibility of the enterprise to society.In current power enterprise, client couple
In the case of power supply reliability requirement constantly lifting, maintainer must take every measure shorten fix a breakdown when
Between, it is therefore necessary to fixed a breakdown using more easily instrument with the shortest time.
Currently, investigation failure most general utility tool is universal meter.There is many deficiencies in this instrument：1st, as only during inspection conducting
There is " indicator lamp " prompting, increase maintainer judges the time to postpone electric power feeding time, increase maintenance power off time, influence power supply
Reliability, economy.2nd, can not be measured in narrow and small mechanism case mechanism case medial element, even if stretch out one's hand get at it is also easy
Live part is touched, maintainer's security is influenceed.
Utility model content
The utility model provides the specific purpose tool of investigation secondary circuit failure, which overcomes and general-purpose is used in background technology
Deficiency present in table investigation secondary circuit failure.
The technical scheme used that the utility model solves its technical problem is：
Investigate the specific purpose tool of secondary circuit failure, including an insulation shell (10), one be packed in insulation shell (10)
Battery (20), a buzzer (30) being installed on insulation shell (10), one be installed in indicator lamp on insulation shell (10)
(40) and two can make electrical contact with respectively secondary circuit two-terminal p-wire (51,52), the buzzer (30) and indicator lamp (40)
In parallel and one end electricity connects an electrode of battery (20), and other end electricity connects a p-wire (51), and another p-wire (52) electricity connects battery
(20) another electrode.
The p-wire (51,52) is inner, and from stretching into inside outside, insulation shell (10) is interior and electricity connects buzzer (30) and referred to respectively
Show another electrode of lamp (40) other end in parallel and battery (20), and the inner opposing insulation housing of the p-wire (51,52)
(10) it is fixed.
The buzzer (30), indicator lamp (40) are all installed in the outer surface of insulation shell (10).
Two p-wire (51,52) is respectively the first p-wire (51) and the second p-wire (52), first p-wire
(51) outer end is connected with an energy clamping connection in the clip of one of secondary circuit terminal, and the outer end of second p-wire (52) is connected with
One test pen.
Two p-wire (51,52) all includes the flexible insulation set of a flexible conductive wire and an encirclement flexible conductive wire.
The technical program is compared with background technology, and it has the following advantages that：
Specific purpose tool include buzzer, indicator lamp and two p-wires, therefore overcome present in background technology deficiency and
Produce following technique effect：A, sound can be sent by buzzer and indicator lamp emits beam prompting testing result, i.e. can pass through
Testing result is pointed out in the sense of hearing, vision simultaneously, and failure judgement, investigation defective space is unrestricted；B, provided with p-wire, it is convenient rapid
Find failure and exclude defect, ensure operation of power networks reliability, economy, security；C, buzzer, indicator lamp and two survey
Examination line is all connected to housing, and instrument is easy to carry.
Buzzer, indicator lamp are all installed in the outer surface of insulation shell, facilitate user to can be visually seen indicator lamp, the sound sent
Sound is big.
The outer end of first p-wire is connected with outside clip of the energy clamping connection in one of secondary circuit terminal, the second p-wire
End is connected with a test pen, is coordinated by test pen and clip, facilitates user to be measured in narrow and small mechanism case in mechanism case
Side element.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and examples.
Fig. 1 is the structural representation of specific purpose tool.
Fig. 2 is the circuit diagram of specific purpose tool.
Embodiment
Fig. 1 and Fig. 2 are refer to, the specific purpose tool of secondary circuit failure is investigated, including an insulation shell 10, one is packed in absolutely
The buzzer 30, one that battery 20, one in edge housing 10 is installed on insulation shell 10 is installed in the instruction on insulation shell 10
Lamp 40 and two can make electrical contact with the p-wire 51,52 of the two-terminal of secondary circuit respectively, and two p-wire 51,52 is respectively the first survey
Try the p-wire 52 of line 51 and second.
The buzzer 30 and indicator lamp 40 is in parallel and one end electricity connects an electrode of battery 20, other end electricity connects one first test
Line 51, the electricity of the second p-wire 52 connects another electrode of battery 20.The outer end of first p-wire 51 is connected with an energy clamping connection two
The clip of one of minor loop terminal, the outer end of second p-wire 52 is connected with a test pen.Among the present embodiment：Two test
Line 51,52 all includes the flexible insulation set of a flexible conductive wire and an encirclement flexible conductive wire, enables p-wire curved according to demand
Folding, it is convenient to be operated in narrow space.
The p-wire 51,52 is inner, and from stretching into inside outside, insulation shell 10 is interior and electricity connects buzzer 30 and indicator lamp 40 respectively
The other end in parallel and another electrode of battery 20, and the inner opposing insulation housing 10 of the p-wire 51,52 fixes.The buzzer
30th, indicator lamp 40 is all installed in the outer surface of insulation shell 10.
One that clip on first p-wire of specific purpose tool is clamped to test loop (secondary circuit) during use
Terminal, by the test pen rotoflector of the second p-wire of specific purpose tool touch inner side objective terminal (secondary circuit is another
Terminal), if " indicator lamp " is bright, " buzzer " rings, illustrates that this loop is turned on, if two criterions do not occur, illustrate this loop not
Conducting, that is, break down.
The specific purpose tool of the investigation secondary circuit failure of the present embodiment can produce following advantage：1st, the cost of overhaul is reduced：With
220 kilovolts of pioneers of Guo Wang Longyan electric company become exemplified by the first breaker energy storage relay damaged of line 189 of 110 kilovolts of Cao, when different
Section is investigated in the case of unwitting by same person, is as a result contracted using the time used in specific purpose tool than conventional tool
Short 1 hour, operating efficiency is greatly improved.2nd, strong applicability：This instrument is applicable each voltage class in all transformer stations
Breaker and disconnecting switch on secondary circuit malfunction elimination work.3rd, maintainer's security is improved：Using specific purpose tool
Afterwards, maintainer avoids low-voltage electric shock without hand to be put in measurement on the inside of narrow mechanism case, improves the safety of maintainer
Property.4. economic benefit：Become 110 kilovolts of secondary loop of breaker of I tunnels of Feng Pei 183 with 220 kilovolts of pioneers of Guo Wang Longyan electric company
Exemplified by failure, the load current being spaced by the tunnels 183 of Feng Pei I is 103A, and former processing time is about 2 hours, uses specific purpose tool
After shorten 1 hour and be equal to 1 hour power transmission ahead of time, it is 3 × 103 × 110 × 1=19623.56kwh of √ to reduce loss electricity, is pressed
0.5 yuan/kwh of average electricity price is calculated, then post-processing a defect using specific purpose tool reduces about 9811.78 yuan of loss.State net dragon
Rock electric company has 72 110 kilovolts and above transformer station, secondary with the annual coprocessing 1000 in substation equipment maintenance and repair room in 2015
Circuit defect, can reduce electricity charge loss using specific purpose tool Hou Guowang Longyan electric company and have 9811.78 × 1000=altogether
981.178 ten thousand yuan.
It is described above, only the utility model preferred embodiment, therefore the utility model implementation can not be limited according to this
Scope, i.e., the equivalent changes and modifications made according to the utility model the scope of the claims and description all should still belong to this practicality new
In the range of type covers.
Claims (5)
1. investigate the specific purpose tool of secondary circuit failure, it is characterised in that：Insulation shell is packed in including an insulation shell (10), one
Battery (20), a buzzer (30) being installed on insulation shell (10) in body (10), one are installed on insulation shell (10)
Indicator lamp (40) and two can make electrical contact with respectively secondary circuit two-terminal p-wire (51,52), the buzzer (30) and refer to
Show lamp (40) parallel connection and one end electricity connects an electrode of battery (20), other end electricity connects a p-wire (51), another p-wire (52)
Electricity connects another electrode of battery (20).
2. the specific purpose tool of investigation secondary circuit failure according to claim 1, it is characterised in that：The p-wire (51,
It is 52) inner that from stretching into inside outside, insulation shell (10) is interior and electricity connects buzzer (30) and indicator lamp (40) other end in parallel respectively
And another electrode of battery (20), and the inner opposing insulation housing (10) of the p-wire (51,52) is fixed.
3. the specific purpose tool of investigation secondary circuit failure according to claim 2, it is characterised in that：The buzzer (30),
Indicator lamp (40) is all installed in the outer surface of insulation shell (10).
4. the specific purpose tool of investigation secondary circuit failure according to claim 2, it is characterised in that：Two p-wire (51,
52) it is respectively the first p-wire (51) and the second p-wire (52), the outer end of first p-wire (51) is connected with one can clamping connection
In the clip of one of secondary circuit terminal, the outer end of second p-wire (52) is connected with a test pen.
5. the specific purpose tool of investigation secondary circuit failure according to claim 2, it is characterised in that：Two p-wire (51,
52) the flexible insulation set of a flexible conductive wire and an encirclement flexible conductive wire is all included.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720275907.8U CN206573673U (en) | 2017-03-21 | 2017-03-21 | Investigate the specific purpose tool of secondary circuit failure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720275907.8U CN206573673U (en) | 2017-03-21 | 2017-03-21 | Investigate the specific purpose tool of secondary circuit failure |
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| Publication Number | Publication Date |
|---|---|
| CN206573673U true CN206573673U (en) | 2017-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720275907.8U Active CN206573673U (en) | 2017-03-21 | 2017-03-21 | Investigate the specific purpose tool of secondary circuit failure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109444646A (en) * | 2018-12-24 | 2019-03-08 | 安徽省大富光电科技有限公司 | A kind of Multifunctional hand-held short circuit inspection device |
-
2017
- 2017-03-21 CN CN201720275907.8U patent/CN206573673U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109444646A (en) * | 2018-12-24 | 2019-03-08 | 安徽省大富光电科技有限公司 | A kind of Multifunctional hand-held short circuit inspection device |
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