CN203465343U - High-precision high-voltage sensor in high-voltage equipment - Google Patents
High-precision high-voltage sensor in high-voltage equipment Download PDFInfo
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- CN203465343U CN203465343U CN201320435044.8U CN201320435044U CN203465343U CN 203465343 U CN203465343 U CN 203465343U CN 201320435044 U CN201320435044 U CN 201320435044U CN 203465343 U CN203465343 U CN 203465343U
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Abstract
The utility model discloses a high-precision high-voltage sensor in high-voltage equipment. The high-precision high-voltage sensor comprises a cylindrical epoxy resin casting, two end surfaces of the cylindrical epoxy resin casting are respectively provided with an interface, an electrode plate is arranged at a position, close to one interface at one end, inside the epoxy resin casting, the electrode plate is vertical to the axis of the epoxy resin casting, the electrode plate is electrically connected with one end of the adjacent interface, and the other end of the interface is electrically connected with a high-voltage bus in the high-voltage equipment; and a high-voltage sensing probe which is coaxially arranged with the epoxy resin casting is installed at a position, close to one interface at the other end, inside the epoxy resin casting, and the high-voltage sensing probe is connected with an output interface. By adopting the high-precision high-voltage sensor, the precision of detected high voltage can be improved without being influenced by the environmental factors such as humidity; meanwhile, the distance between the high-voltage sensing probe and the high-voltage bus can be controlled accurately, thereby further improving the accuracy of high voltage detected by the high-voltage sensing probe. The epoxy resin casting provided by the utility model can be used as an insulator in the high-voltage equipment.
Description
Technical field
The utility model relates to high voltage induction device, relates in particular to the high-precision high voltage inductor in a kind of high-tension apparatus.
Background technology
Traditional high pressure measurement is general adopts induction high voltage induction device to detect.Due to high pressure, make high pressure sensor bulky; The saturation effect unshakable in one's determination of solenoid, also can affect high pressure measurement precision, and have breakdown potential safety hazard simultaneously.In addition, also there is at present the high-voltage capacitance of employing electric resistance partial pressure mode to carry out high pressure measurement, but because this mode of the reasons such as production technology also exists potential safety hazard.
And the non-contacting sensor (being inductosyn) occurring at present adopts the principle of induction high-voltage electric field signal, sensor is contained in high-tension apparatus, receive the electric field signal of electrified body, then the voltage signal of reception is sent to controller.Although this mode is safer compared with first two mode, be subject to the impact of the factors such as air humidity, sensor and electrified body mounting distance, make the voltage error that detects larger.
Summary of the invention
In order to overcome the deficiencies in the prior art, the purpose of this utility model is to provide a kind ofly can not be subject to humidity effect, without the high-precision high voltage inductor adopting in ironcore choke and safe and reliable high-tension apparatus.
To achieve these goals, the technical solution of the utility model is: the high-precision high voltage inductor in a kind of high-tension apparatus, it comprises columniform epoxy resin foundry goods, epoxy resin foundry goods both ends of the surface are respectively equipped with interface, in epoxy resin foundry goods, near one end interface, be provided with electrode slice, electrode slice is vertical with the axis of epoxy resin foundry goods, and electrode slice is electrically connected to contiguous interface one end, and this interface other end is electrically connected to the high-voltage busbar in high-tension apparatus; In epoxy resin foundry goods, near other end interface, be provided with the high voltage induction of the coaxial setting of epoxy resin foundry goods and pop one's head in, described high voltage induction probe connects an output interface.
The utility model adopts above technical scheme, high voltage induction probe and electrode slice are installed in a solid epoxy resin foundry goods, and electrode slice is electrically connected to the high-voltage busbar in high-tension apparatus by interface, thereby make high voltage induction probe the voltage of high-voltage busbar can accurately be detected by electrode slice; Meanwhile, because high voltage induction probe and electrode slice are installed in the epoxy resin foundry goods of a practice, can not be subject to the impact of humidity, improve the precision of detection voltage.In addition, because the distance between high voltage induction probe and electrode slice is fixed, distance between high voltage induction probe and high-voltage busbar is also fixing like this, can accurately control the distance between high voltage induction probe and high-voltage busbar, further improves the precision of the high pressure that high voltage induction probe detects.
Described high voltage induction probe can arrange according to the voltage detecting with the distance of electrode slice.
Described high-tension apparatus is high-tension switch cabinet, high-voltage metering cubicle.
Adopt the high-precision high voltage inductor in high-tension apparatus of the present utility model, can not be subject to the impact of the environmental factors such as humidity, improve the precision of the high pressure detecting.Meanwhile, can accurately control the distance between high voltage induction probe and high-voltage busbar, further improve the accuracy of the high pressure that high voltage induction probe detects, high-precision voltage signal is provided.Epoxy resin foundry goods of the present utility model can also be used as insulator in high-tension apparatus.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
Fig. 1 is the structural representation of the high-precision high voltage inductor in the utility model high-tension apparatus.
Embodiment
As shown in Figure 1, high-precision high voltage inductor in a kind of high-tension apparatus of the utility model, it comprises columniform epoxy resin foundry goods 1, epoxy resin foundry goods 1 both ends of the surface are respectively equipped with interface 2,3, epoxy resin foundry goods 1 is interior is provided with electrode slice 4 near end interface 2 places, electrode slice 4 is vertical with the axis of epoxy resin foundry goods 1, and electrode slice 4 is electrically connected to contiguous interface 2 one end, and these interface 2 other ends are electrically connected to the high-voltage busbar 5 in high-tension apparatus; Epoxy resin foundry goods 1 is interior to be provided with the high voltage induction of the coaxial setting of epoxy resin foundry goods 1 and to pop one's head in 6 near other end interface 3, and described high voltage induction probe 6 connects output interfaces 61.
Described high voltage induction probe 6 can arrange according to the voltage detecting with the distance of electrode slice 4.
Described high-tension apparatus is high-tension switch cabinet, high-voltage metering cubicle.
When the utility model high-precision high voltage inductor is used, first according to detecting the high voltage induction device that need to select high voltage induction probe 6 and electrode slice 4 distances suitable, and then an end interface 2 of high voltage induction device is connected to the voltage that can respond to high-voltage busbar 5 with the high-voltage busbar 5 in high-tension apparatus, then the interface 3 by the high voltage induction device other end in high pressure sensor is contained in high-tension apparatus as the support of high-voltage busbar 5.Because high voltage induction probe 6 and electrode slice 4 being installed in a solid epoxy resin foundry goods 1 in the utility model, and electrode slice 4 is connected with high-voltage busbar 5 by interface 2, thereby make high voltage induction probe 6 voltage of high-voltage busbar 5 can accurately be detected by electrode slice 4; Meanwhile, because high voltage induction probe 6 and electrode slice 4 are installed in a solid epoxy resin foundry goods 1, can not be subject to the impact of humidity, improve the precision that detects voltage.In addition, because the distance of 4 of high voltage induction probe 6 and electrode slices is fixed, high voltage induction probe 6 is also fixing with the distance of 5 of high-voltage busbars like this, can accurately control the distance of 5 of high voltage induction probe 6 and high-voltage busbars, further improves the pop one's head in accuracy of 6 voltages that detect of high voltage induction.
Claims (2)
1. the high-precision high voltage inductor in a high-tension apparatus, it is characterized in that: it comprises columniform epoxy resin foundry goods, epoxy resin foundry goods both ends of the surface are respectively equipped with interface, in epoxy resin foundry goods, near one end interface, be provided with electrode slice, electrode slice is vertical with the axis of epoxy resin foundry goods, electrode slice is electrically connected to contiguous interface one end, and this interface other end is electrically connected to the high-voltage busbar in high-tension apparatus; In epoxy resin foundry goods, near other end interface, be provided with the high voltage induction of the coaxial setting of epoxy resin foundry goods and pop one's head in, described high voltage induction probe connects an output interface.
2. the high-precision high voltage inductor in high-tension apparatus according to claim 1, is characterized in that: described high-tension apparatus is high-tension switch cabinet, high-voltage metering cubicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320435044.8U CN203465343U (en) | 2013-07-20 | 2013-07-20 | High-precision high-voltage sensor in high-voltage equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320435044.8U CN203465343U (en) | 2013-07-20 | 2013-07-20 | High-precision high-voltage sensor in high-voltage equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203465343U true CN203465343U (en) | 2014-03-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320435044.8U Expired - Fee Related CN203465343U (en) | 2013-07-20 | 2013-07-20 | High-precision high-voltage sensor in high-voltage equipment |
Country Status (1)
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| CN (1) | CN203465343U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108205073A (en) * | 2018-01-08 | 2018-06-26 | 福州新益自动测控设备有限公司 | A kind of method for sensing display type electronic type voltage mutual induction system and its detecting voltage |
| CN113376503A (en) * | 2021-04-29 | 2021-09-10 | 苏州通富超威半导体有限公司 | Device manufacturing method for chip testing |
-
2013
- 2013-07-20 CN CN201320435044.8U patent/CN203465343U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108205073A (en) * | 2018-01-08 | 2018-06-26 | 福州新益自动测控设备有限公司 | A kind of method for sensing display type electronic type voltage mutual induction system and its detecting voltage |
| CN108205073B (en) * | 2018-01-08 | 2020-04-24 | 福州新益自动测控设备有限公司 | Induction display type electronic voltage mutual induction system and voltage detection method thereof |
| CN113376503A (en) * | 2021-04-29 | 2021-09-10 | 苏州通富超威半导体有限公司 | Device manufacturing method for chip testing |
| CN113376503B (en) * | 2021-04-29 | 2022-12-06 | 苏州通富超威半导体有限公司 | Device manufacturing method for chip testing |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140305 Termination date: 20150720 |
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| EXPY | Termination of patent right or utility model |