CN104950150A - Integrated sensor of high-voltage electric energy meter - Google Patents
Integrated sensor of high-voltage electric energy meter Download PDFInfo
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- CN104950150A CN104950150A CN201510397935.2A CN201510397935A CN104950150A CN 104950150 A CN104950150 A CN 104950150A CN 201510397935 A CN201510397935 A CN 201510397935A CN 104950150 A CN104950150 A CN 104950150A
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Abstract
The invention relates to an integrated sensor of a high-voltage electric energy meter. The integrated sensor comprises a plurality of bushings, a plurality of binding posts, a three-phase current sensor, an adapter socket and a three-phase voltage sensor, wherein the plurality of bushings are vertically mounted at the upper end of a box body; every two of the binding posts are mounted at the upper end of one of the bushings; the three-phase current sensor is mounted in the box body; the adapter socket is mounted in the box body, part of the adapter socket is exposed out of the box body, and meanwhile, the three-phase current sensor is connected with the adapter socket through a current signal wire; the three-phase voltage sensor is mounted in the box body and connected with the adapter socket through a voltage signal wire. The integrated sensor of the high-voltage energy meter is simple and reasonable in structure, stable, reliable and small in size.
Description
Technical field
The present invention relates to a kind of technical field of electric system sensor, particularly relate to a kind of high-voltage electric energy meter comprehensive sensor.
Background technology
At present, the metering of China's electrical network high voltage electric energy is joined together just can complete by high voltage potential transformer, high-tension current inductor and low-voltage Watt-hour meter three devices always, i.e. the so-called high-voltage electric energy measurement of industry " iron triangle ".Due to three each own respective error in dippings of device, the error in dipping of joining together cannot accurately calculate, and this is a puzzlement power supply enterprise and user's difficult problem always.In today that energy prices skyrocket day by day, this problem is more and more sharp-pointed.On the other hand, a set of high-voltage mutual inductor weight reaches more than 100 kilograms, by consuming a large amount of resources during manufacture, also will consume a large amount of energy during operation.Along with the continuous progress of microelectronics and infotech, people start to consider to cancel high-voltage mutual inductor, break " iron triangle ", electronic installation is allowed directly to measure high voltage electric energy, thus realize high precision int, the equipment miniaturization of high-voltage electric energy measurement, reach the target improving precision, save material, economize energy.
Summary of the invention
The object of the present invention is to provide a kind of high-voltage electric energy meter comprehensive sensor, to solve the metering of existing high voltage electric energy by high voltage potential transformer, high-tension current inductor and low-voltage Watt-hour meter three device conbined usage, easily cause the problem that error in dipping cannot accurately calculate.
To achieve these goals, the technical scheme that the present invention takes is:
A kind of high-voltage electric energy meter comprehensive sensor, comprising: some sleeve pipes, some described sleeve pipes are vertically installed on the upper end of a casing; Some binding posts, every two described binding posts are installed on the upper end of sleeve pipe described in; Wherein, also comprise: a three-phase current sensor, described three-phase current sensor is installed on the inside of described casing; One multi-tap, described multi-tap is installed on the inside of described casing, and the part of described multi-tap exposes to described casing, simultaneously, described three-phase current sensor is connected with described multi-tap by current signal line, and secondary current signal is passed to described multi-tap by described current signal line by described three-phase current sensor; One three-phase voltage sensor, described three-phase voltage sensor is installed on the inside of described casing, and described three-phase voltage sensor is connected with described multi-tap by voltage signal line, and secondary voltage signal is passed to described multi-tap by described voltage signal line by described three-phase voltage sensor.
Above-mentioned a kind of high-voltage electric energy meter comprehensive sensor, wherein, described three-phase current sensor is electronic current mutual inductor.
Above-mentioned a kind of high-voltage electric energy meter comprehensive sensor, wherein, described three-phase current sensor is micropower current transformer.
Above-mentioned a kind of high-voltage electric energy meter comprehensive sensor, wherein, described three-phase current sensor is Luo-coil.
Above-mentioned a kind of high-voltage electric energy meter comprehensive sensor, wherein, described three-phase voltage sensor is electronic type voltage transformer.
Above-mentioned a kind of high-voltage electric energy meter comprehensive sensor, wherein, described three-phase voltage sensor is shielding resistance.
Above-mentioned a kind of high-voltage electric energy meter comprehensive sensor, wherein, described three-phase current sensor, described three-phase voltage sensor and described multi-tap are by the inside of epoxy encapsulation in described casing.
Above-mentioned a kind of high-voltage electric energy meter comprehensive sensor, wherein, described multi-tap is 12 core sockets.
The present invention is owing to have employed above-mentioned technology, and the good effect making it compared with prior art to have is:
The invention provides a kind of high-voltage electric energy meter comprehensive sensor of simple and reasonable, reliable and stable, small size, effectively the signal of three-phase voltage sensor, three-phase current sensor is connected with multi-tap, easy to use.
Accompanying drawing explanation
Fig. 1 is the front view of high-voltage electric energy meter comprehensive sensor of the present invention;
Fig. 2 is the rear view of high-voltage electric energy meter comprehensive sensor of the present invention;
Fig. 3 is the left view of high-voltage electric energy meter comprehensive sensor of the present invention;
Fig. 4 is the cut-open view of high-voltage electric energy meter comprehensive sensor of the present invention.
In accompanying drawing: 1, sleeve pipe; 2, casing; 3, binding post; 4, three-phase current sensor; 5, multi-tap; 6, three-phase voltage sensor; 7, epoxy resin.
Embodiment
Below in conjunction with the drawings and specific embodiments, the invention will be further described, but not as limiting to the invention.
Fig. 1 is the front view of high-voltage electric energy meter comprehensive sensor of the present invention, Fig. 2 is the rear view of high-voltage electric energy meter comprehensive sensor of the present invention, Fig. 3 is the left view of high-voltage electric energy meter comprehensive sensor of the present invention, Fig. 4 is the cut-open view of high-voltage electric energy meter comprehensive sensor of the present invention, refers to shown in Fig. 1 to Fig. 4.A kind of high-voltage electric energy meter comprehensive sensor of the present invention, includes some sleeve pipes 1, and some sleeve pipes 1 are vertically installed on the upper end of a casing 2.Some binding posts 3, every two binding posts 3 are installed on the upper end of a sleeve pipe 1.A kind of high-voltage electric energy meter comprehensive sensor of the present invention also includes a three-phase current sensor 4, and three-phase current sensor 4 is installed on the inside of casing 2.One multi-tap 5, multi-tap 5 is installed on the inside of casing 2, and the part of multi-tap 5 exposes to casing 2, simultaneously, three-phase current sensor 4 is connected with multi-tap 5 by current signal line, and secondary current signal is passed to multi-tap 5 by current signal line by three-phase current sensor 4.One three-phase voltage sensor 6, three-phase voltage sensor 6 is installed on the inside of casing 2, and three-phase voltage sensor 6 is connected with multi-tap 5 by voltage signal line, secondary voltage signal is passed to multi-tap 5 by voltage signal line by three-phase voltage sensor 6.
The present invention also has following embodiment on the basis of the above:
In further embodiment of the present invention, please continue see shown in Fig. 1 to Fig. 4.Three-phase current sensor 4 is electronic current mutual inductor.
In further embodiment of the present invention, three-phase current sensor 4 is Luo-coil or micropower current transformer.
In further embodiment of the present invention, three-phase voltage sensor 6 is electronic type voltage transformer.
In further embodiment of the present invention, three-phase voltage sensor 6 is shielding resistance, to get rid of the interference problem of peripheral electromagnetic field and resistance.
In further embodiment of the present invention, three-phase current sensor 4, three-phase voltage sensor 6 and multi-tap 5 are packaged in the inside of casing 2 by epoxy resin 7.
In further embodiment of the present invention, multi-tap 5 is 12 core sockets.
The foregoing is only preferred embodiment of the present invention; not thereby embodiments of the present invention and protection domain is limited; to those skilled in the art; should recognize and all should be included in the scheme that equivalent replacement done by all utilizations instructions of the present invention and diagramatic content and apparent change obtain in protection scope of the present invention.
Claims (8)
1. a high-voltage electric energy meter comprehensive sensor, comprising:
Some sleeve pipes, some described sleeve pipes are vertically installed on the upper end of a casing;
Some binding posts, every two described binding posts are installed on the upper end of sleeve pipe described in; It is characterized in that, also comprise:
One three-phase current sensor, described three-phase current sensor is installed on the inside of described casing;
One multi-tap, described multi-tap is installed on the inside of described casing, and the part of described multi-tap exposes to described casing, simultaneously, described three-phase current sensor is connected with described multi-tap by current signal line, and secondary current signal is passed to described multi-tap by described current signal line by described three-phase current sensor;
One three-phase voltage sensor, described three-phase voltage sensor is installed on the inside of described casing, and described three-phase voltage sensor is connected with described multi-tap by voltage signal line, and secondary voltage signal is passed to described multi-tap by described voltage signal line by described three-phase voltage sensor.
2. high-voltage electric energy meter comprehensive sensor according to claim 1, it is characterized in that, described three-phase current sensor is electronic current mutual inductor.
3. high-voltage electric energy meter comprehensive sensor according to claim 1, it is characterized in that, described three-phase current sensor is micropower current transformer.
4. high-voltage electric energy meter comprehensive sensor according to claim 1, it is characterized in that, described three-phase current sensor is Luo-coil.
5. high-voltage electric energy meter comprehensive sensor according to claim 1, it is characterized in that, described three-phase voltage sensor is electronic type voltage transformer.
6. high-voltage electric energy meter comprehensive sensor according to claim 1, is characterized in that, described three-phase voltage sensor is shielding resistance.
7. high-voltage electric energy meter comprehensive sensor according to claim 1, it is characterized in that, described three-phase current sensor, described three-phase voltage sensor and described multi-tap are by the inside of epoxy encapsulation in described casing.
8. high-voltage electric energy meter comprehensive sensor according to claim 1, it is characterized in that, described multi-tap is 12 core sockets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510397935.2A CN104950150A (en) | 2015-07-03 | 2015-07-03 | Integrated sensor of high-voltage electric energy meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510397935.2A CN104950150A (en) | 2015-07-03 | 2015-07-03 | Integrated sensor of high-voltage electric energy meter |
Publications (1)
| Publication Number | Publication Date |
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| CN104950150A true CN104950150A (en) | 2015-09-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510397935.2A Pending CN104950150A (en) | 2015-07-03 | 2015-07-03 | Integrated sensor of high-voltage electric energy meter |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2684350Y (en) * | 2004-03-09 | 2005-03-09 | 广东四会互感器厂有限公司 | A dry type voltage current combined transformer |
| CN201036161Y (en) * | 2007-01-22 | 2008-03-12 | 辽宁实田电工仪器有限公司 | Three-phase pouring type combined transformer |
| CN201285700Y (en) * | 2008-11-01 | 2009-08-05 | 广东中电华强变压器有限公司 | Combined transformer |
| CN202110940U (en) * | 2011-06-17 | 2012-01-11 | 浙江华建电气有限公司 | Combined transformer |
| CN202600009U (en) * | 2012-06-05 | 2012-12-12 | 登高电气有限公司 | High-voltage dry metering tank |
| CN203747286U (en) * | 2013-12-27 | 2014-07-30 | 河南瑞特电气有限公司 | Permanent-magnet high-voltage switch measurement integrated device |
| CN204882648U (en) * | 2015-07-03 | 2015-12-16 | 朗亿德电气股份有限公司 | High pressure electric energy meter comprehensive sensor |
-
2015
- 2015-07-03 CN CN201510397935.2A patent/CN104950150A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2684350Y (en) * | 2004-03-09 | 2005-03-09 | 广东四会互感器厂有限公司 | A dry type voltage current combined transformer |
| CN201036161Y (en) * | 2007-01-22 | 2008-03-12 | 辽宁实田电工仪器有限公司 | Three-phase pouring type combined transformer |
| CN201285700Y (en) * | 2008-11-01 | 2009-08-05 | 广东中电华强变压器有限公司 | Combined transformer |
| CN202110940U (en) * | 2011-06-17 | 2012-01-11 | 浙江华建电气有限公司 | Combined transformer |
| CN202600009U (en) * | 2012-06-05 | 2012-12-12 | 登高电气有限公司 | High-voltage dry metering tank |
| CN203747286U (en) * | 2013-12-27 | 2014-07-30 | 河南瑞特电气有限公司 | Permanent-magnet high-voltage switch measurement integrated device |
| CN204882648U (en) * | 2015-07-03 | 2015-12-16 | 朗亿德电气股份有限公司 | High pressure electric energy meter comprehensive sensor |
Non-Patent Citations (1)
| Title |
|---|
| 黄盛洁 等: "《电气设备绝缘在线监测和状态维修》", 31 May 2004 * |
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Application publication date: 20150930 |
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