CN213337791U - 10kV rain and snow type high-voltage acousto-optic electroscope - Google Patents
10kV rain and snow type high-voltage acousto-optic electroscope Download PDFInfo
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- CN213337791U CN213337791U CN201921928883.7U CN201921928883U CN213337791U CN 213337791 U CN213337791 U CN 213337791U CN 201921928883 U CN201921928883 U CN 201921928883U CN 213337791 U CN213337791 U CN 213337791U
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- 238000012360 testing method Methods 0.000 claims abstract description 17
- 230000005611 electricity Effects 0.000 claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 239000012212 insulator Substances 0.000 claims description 5
- 238000007689 inspection Methods 0.000 abstract description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 8
- 235000017491 Bambusa tulda Nutrition 0.000 description 8
- 241001330002 Bambuseae Species 0.000 description 8
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 8
- 239000011425 bamboo Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 238000005034 decoration Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 101100450138 Neurospora crassa (strain ATCC 24698 / 74-OR23-1A / CBS 708.71 / DSM 1257 / FGSC 987) hat-2 gene Proteins 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The invention discloses a 10kV rain and snow type high-voltage acousto-optic electroscope which comprises an insulating rod, an electricity testing indicator and two rain-proof caps, wherein the two rain-proof caps are spliced together, and the two rain-proof caps are sleeved on the insulating rod and used for increasing the creepage distance. The 10kV rain and snow type high-voltage acousto-optic electroscope developed by the invention meets the relevant standard requirements of DL740-2000 capacitive electroscope, national grid company cable safety work rules and the like, is qualified through the quality supervision, inspection and test center of electric power industry electric power safety tools and instruments, and can effectively provide reliable guarantee for rain and snow weather electroscopy operation.
Description
Technical Field
The invention relates to operation and maintenance tools for power transformation and distribution professions, in particular to a 10kV rain and snow type high-voltage acousto-optic electroscope.
Background
In the operation and maintenance of transformer substation equipment and distribution lines, the effective insulation length of the existing high-voltage acousto-optic electroscope can not meet the operation requirement under the rain and snow weather condition. Does not meet the requirements of relevant standards and national grid company electric power safety work regulations. There is a lack of effective means to verify whether electrical equipment is live in rainy or snowy weather.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a 10kV rain and snow type high-voltage acousto-optic electroscope.
In order to achieve the purpose of the invention, the invention provides a 10kV rain and snow type high-voltage acousto-optic electroscope which comprises an insulating rod, an electricity testing indicator and two rain-proof caps, wherein the two rain-proof caps are spliced together, and the two rain-proof caps are sleeved on the insulating rod to increase the creepage distance.
Wherein, rain-proof cap is including being connected straight section of thick bamboo portion and the portion of leaking hopper-shaped as an organic whole, and straight section of thick bamboo portion and the portion of leaking hopper-shaped are provided with and link up the chamber, and the insulator spindle is followed the chamber of link up passes through, straight section of thick bamboo portion upper end is provided with the plug, and the external diameter of plug is less than the external diameter of straight section of thick bamboo portion other parts, it is provided with the socket to link up the chamber lower extreme, in the plug can insert the socket, the.
Wherein the height of the plug is consistent with the height of the socket.
The electricity testing indicator comprises an outer cover, and a plurality of water drainage holes are uniformly formed in the lower portion of the outer cover at intervals along the circumference.
The electricity testing indicator is characterized in that a waterproof cover is connected to a self-checking frame of the electricity testing indicator, the waterproof cover is cylindrical, the outer side end of the waterproof cover is sealed, and the inner side end of the waterproof cover is open.
The end face of the inner side of the waterproof cover is higher than the height of the water drainage hole.
Compared with the prior art, the 10kV rain and snow type high-voltage acousto-optic electroscope developed and developed has the advantages that the requirements of related standards such as DL740-2000 capacitive electroscope, national grid company cable safety work rules and the like are met, the quality is qualified through the quality supervision, inspection and test center of electric power industry electric power safety tools and appliances, and reliable guarantee can be effectively provided for rain and snow weather electricity testing operation.
Drawings
Fig. 1 is a schematic structural diagram of the present application.
FIG. 2 is a schematic structural diagram of the current test indicator of the present application;
fig. 3 is a schematic structural view of the rain hat of the present application;
FIG. 4 is a schematic circuit diagram of the present application;
in the figure, 1-an insulating rod, 2-a rain-proof cap, 3-an electricity testing indicator, 31-a contact electrode, 32-an outer cover, 33-a drainage hole, 34-a rain-proof cover, 21-a plug, 22-a straight barrel part, 23-a funnel part and 24-a socket.
Detailed Description
The invention is described in further detail below with reference to the figures and specific examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when used in this specification the singular forms "a", "an" and/or "the" include "specify the presence of stated features, steps, operations, elements, or modules, components, and/or combinations thereof, unless the context clearly indicates otherwise.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
As shown in fig. 1-4, the invention provides a 10kV rain and snow type high-voltage acousto-optic electroscope, which comprises an insulating rod, an electricity testing indicator and two rain-proof caps, wherein the two rain-proof caps are spliced together, and the two rain-proof caps are sleeved on the insulating rod to increase the creepage distance.
Wherein, rain-proof cap is including being connected straight section of thick bamboo portion and the portion of leaking hopper-shaped as an organic whole, and straight section of thick bamboo portion and the portion of leaking hopper-shaped are provided with and link up the chamber, and the insulator spindle is followed the chamber of link up passes through, straight section of thick bamboo portion upper end is provided with the plug, and the external diameter of plug is less than the external diameter of straight section of thick bamboo portion other parts, it is provided with the socket to link up the chamber lower extreme, in the plug can insert the socket, the.
Wherein the height of the plug is consistent with the height of the socket.
The electricity testing indicator comprises an outer cover, and a plurality of water drainage holes are uniformly formed in the lower portion of the outer cover at intervals along the circumference.
The electricity testing indicator is characterized in that a waterproof cover is connected onto a self-checking frame of the electricity testing indicator, the waterproof cover is cylindrical, the outer side end of the waterproof cover is sealed, the inner side end of the waterproof cover is open, a waterproof structure is adopted, and the electricity testing indicator is prevented from being short-circuited in an internal circuit due to water inflow.
The end face of the inner side of the waterproof cover is higher than the height of the water drainage hole.
The end part of the insulating rod is provided with a connecting interface, the connecting interface is universal with a common brake pull rod interface, the flexible matching and use on site are facilitated, and the quick extension can be realized.
The 10kV rain and snow type high-voltage acousto-optic electroscope is mainly characterized in that:
1. the rain and snow type high-voltage acousto-optic electroscope of special design lengthens the insulated operation pole of electroscope to increase rain insensitive device, increase the creepage distance of insulator spindle, solved the rainy day operation and did not have the difficult problem that is fit for the electroscope.
2. The electricity testing indication is an acousto-optic dual signal display, is not interfered by day and night and environmental noise, and is clear and reliable in indication.
3. Good rain and snow prevention function and large safety margin.
4. The short circuit prevention capability is strong, the test button is designed in a concealed mode, and the overall insulation level of the working part is improved.
5. And the power consumption is low. The closed circuit design with low power consumption less than or equal to 0.01 mu A is adopted. No power switch is needed.
6. Has the function of full loop self-checking.
Wherein, 10kV sleet type high pressure reputation electroscope structural parameters, as table 1:
| rated voltage kV | 10 |
| Minimum effective insulation length mm | 700 |
| Maximum exposed length mm of contact electrode | 40 |
| Minimum handle length mm | 115 |
| Minimum number of rain-proof hat | 2 |
| Factory rain and snow type insulating rod total length meter/section | 4.5/3 |
TABLE 1
Wherein, 10kV sleet type high pressure reputation electroscope electrical technology index, as table 2:
TABLE 2
In addition, the improved structure can be changed into a lengthened electrode if necessary according to the standard of DL/T740-2014 capacitive electroscope, so that the false alarm caused by the fact that the potential difference between the electroscope electrode and the working part is too small and the sound-light alarm device is started by insufficient induction current due to the same-phase strong electric field interference of the electrical equipment is prevented.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (6)
1. The utility model provides a 10kV sleet type high pressure reputation electroscope, includes insulator spindle and test the electric indicator, its characterized in that still includes rain-proof cap, rain-proof cap is two for pegging graft together, and two rain-proof caps cup joint on the insulator spindle for increase creepage distance.
2. The 10kV rain and snow type high-voltage acousto-optic electroscope according to claim 1, wherein the rain cap comprises a straight cylinder part and a funnel-shaped part which are connected into a whole, a through cavity is arranged on the straight cylinder part and the funnel-shaped part, the insulating rod penetrates through the through cavity, a plug is arranged at the upper end of the straight cylinder part, the outer diameter of the plug is smaller than that of the other parts of the straight cylinder part, a socket is arranged at the lower end of the through cavity, the plug can be inserted into the socket, and the outer diameter of the plug is consistent with the inner diameter of the socket.
3. The 10kV rain and snow type high-voltage acousto-optic electroscope of claim 2, wherein the height of the plug is consistent with that of the socket.
4. The 10kV rain and snow type high-voltage acousto-optic electroscope according to claim 1, wherein the electricity testing indicator comprises an outer cover, and a plurality of water drainage holes are uniformly formed in the lower portion of the outer cover at intervals along the circumference.
5. The 10kV rain and snow type high-voltage acousto-optic electroscope as claimed in claim 1, wherein a waterproof cover is connected to the self-checking frame of the electroscope indicator, the waterproof cover is cylindrical, the outer side end of the waterproof cover is sealed, and the inner side end of the waterproof cover is open.
6. The 10kV rain and snow type high-voltage acousto-optic electroscope of claim 5, wherein the height of the end surface of the inner side of the waterproof cover is higher than that of the water drainage hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921928883.7U CN213337791U (en) | 2019-11-11 | 2019-11-11 | 10kV rain and snow type high-voltage acousto-optic electroscope |
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|---|---|---|---|
| CN201921928883.7U CN213337791U (en) | 2019-11-11 | 2019-11-11 | 10kV rain and snow type high-voltage acousto-optic electroscope |
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| CN213337791U true CN213337791U (en) | 2021-06-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112782455A (en) * | 2019-11-11 | 2021-05-11 | 国网天津市电力公司 | 10kV rain and snow type high-voltage acousto-optic electroscope |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112782455A (en) * | 2019-11-11 | 2021-05-11 | 国网天津市电力公司 | 10kV rain and snow type high-voltage acousto-optic electroscope |
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