CN201336218Y - Voltage-current combined type transformer for high pressure measurement - Google Patents
Voltage-current combined type transformer for high pressure measurement Download PDFInfo
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- CN201336218Y CN201336218Y CNU2009201127593U CN200920112759U CN201336218Y CN 201336218 Y CN201336218 Y CN 201336218Y CN U2009201127593 U CNU2009201127593 U CN U2009201127593U CN 200920112759 U CN200920112759 U CN 200920112759U CN 201336218 Y CN201336218 Y CN 201336218Y
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Abstract
The utility model relates to a voltage-current combined type transformer used for high pressure measurement. The voltage-current combined type transformer comprises a main body, a voltage mutual-inductance element, a current mutual-inductance element, a current primary conduction bar, a voltage primary leading-out terminal and a secondary leading-out terminal box. The voltage-current-combined-type transformer is characterized in that the main body is made of ethoxyline; and the voltage mutual-inductance element, the current mutual-inductance element, the current primary conduction bar, and the voltage primary leading-out terminal and the secondary leading-out terminal box are casted to be a whole body by using ethoxyline. The voltage-current combined type transformer integrates voltage mutual inductance and current mutual inductance as a whole through casting by using ethoxyline, has the advantages of high integrative level, convenient connection, compact structure, small volume, low cost and the like, and changes the electricity stealing phenomenon which is easily caused by the connection method of a three-phase voltage transformator and a three-phase current transformator.
Description
Technical field
The utility model relates to a kind of instrument transformer, refers more particularly to a kind of current/voltage combination transformer.
Background technology:
The instrument transformer that the electric-power metering of 10KV electrical voltage system is provided at present all is the structure with the combination of voltage in three phases instrument transformer summation current transformer.Measure for the instrument transformer with this structure, in use, weight is big, needs manpower more during installation, has shortcomings such as cost height, volume is big, occupation space is many.The voltage in three phases instrument transformer summation current transformer of usefulness connects combined method at present, easily by people's causing by stealing by random change wiring.
The utility model content
The purpose of this utility model provides and a kind ofly is applicable to what high-voltage power metering was used, and wiring is simple, keep in repair easy to use, compact conformation, miniaturization and being not easy by the combined instrument transformer of stealing.Can adopt the split design, the on-the-spot installation, A, B, C three-phase are separate single-phase, can independent assortment according to metering method.
The technical scheme that technical problem adopted that solves is: a kind of high pressure measurement electric current and voltage combined instrument transformer, comprise main body, mutual induction of voltage element, electric current mutual-inductance element, electric current primary conductive row, leading-out terminal of voltage and secondary outlet terminal box, it is characterized in that described main body is an epoxy resin, mutual induction of voltage element, electric current mutual-inductance element, electric current primary conductive row, leading-out terminal of voltage and secondary outlet terminal box are integral with poured with epoxy resin; Described secondary outlet terminal box is an aviation plug; Described main body contour structures is the shirt rim that is provided with a plurality of umbrella shapes; Described primary conductive row is located at the top of main body, and leading-out terminal of voltage is at the top of main body, and secondary outlet terminal box is located at the bottom of main body, and the electric current primary conductive is discharged an outlet of line and voltage and become 90 °.
The beneficial effects of the utility model are: the utility model is integral mutual induction of voltage and electric current mutual inductance with poured with epoxy resin, have integrated level height, easy-to-connect, compact conformation, the little low cost and other advantages of volume, the easy quilt that has changed with voltage in three phases instrument transformer summation current transformer connection combined method causes stealing electricity phenomenon.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified:
Fig. 1 is the front view of the utility model embodiment;
Fig. 2 is the end view of the utility model embodiment;
Fig. 3 is the utility model embodiment cutaway view;
Fig. 4 is that the utility model embodiment connects use signal schematic diagram.
Among the figure 1, main body 2, mutual induction of voltage element 3, electric current mutual-inductance element 4, electric current primary conductive row 5, leading-out terminal 6 of voltage, secondary outlet terminal box
Embodiment
Fig. 1, Fig. 2, among Fig. 3, a kind of high pressure measurement electric current and voltage combined instrument transformer, comprise main body 1, mutual induction of voltage element 2, electric current mutual-inductance element 3, electric current primary conductive row 4, leading-out terminal 5 of voltage, and secondary outlet terminal box 6, main body 1 is an epoxy resin, mutual induction of voltage element 2, electric current mutual-inductance element 3, electric current primary conductive row 4, leading-out terminal 5 of voltage and secondary outlet terminal box 6, be integral with poured with epoxy resin, secondary outlet terminal box 6 is an aviation plug, main body 1 contour structures is the shirt rim that is provided with a plurality of umbrella shapes, electric current primary conductive row 4 is located at the top of main body 1, main body 1 surface at electricity row 4 in-out end place is provided with " P1 " " P2 ", two signs, leading-out terminal 5 of voltage is at the top of main body 1, secondary outlet terminal box 6 is located at the bottom of main body 1, and the electric current primary conductive is arranged 5 one-tenth 90 ° of leading-out terminals of 4 outlets and voltage.
Among Fig. 4, the utility model embodiment connects use signal schematic diagram, two primary current high tension terminal P1, P2 of electric current mutual-inductance element 3 seal in the current circuit, two primary voltage high-voltage terminals of mutual induction of voltage element 2 are connected on voltage between lines A, the B, and terminal of a wherein voltage of mutual induction of voltage element 2 is connected electric current and voltage common high voltage wiring P1 jointly with terminal of an electric current of electric current mutual-inductance element 3 wherein.
Claims (4)
1, a kind of high pressure measurement electric current and voltage combined instrument transformer, comprise main body, mutual induction of voltage element, electric current mutual-inductance element, electric current primary conductive row, leading-out terminal of voltage and secondary outlet terminal box, it is characterized in that described main body is an epoxy resin, mutual induction of voltage element, electric current mutual-inductance element, electric current primary conductive row, leading-out terminal of voltage and secondary outlet terminal box are integral with poured with epoxy resin.
2, a kind of high pressure measurement electric current and voltage combined instrument transformer according to claim 1 is characterized in that described secondary outlet terminal box is an aviation plug.
3, a kind of high pressure measurement electric current and voltage combined instrument transformer according to claim 1 is characterized in that described main body profile is provided with the shirt rim of a plurality of umbrella shapes.
4, a kind of high pressure measurement electric current and voltage combined instrument transformer according to claim 1, it is characterized in that described primary conductive row is located at the top of main body, leading-out terminal of voltage is at the top of main body, secondary outlet terminal box is located at the bottom of main body, and the electric current primary conductive is discharged an outlet of line and voltage and become 90 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201127593U CN201336218Y (en) | 2009-01-19 | 2009-01-19 | Voltage-current combined type transformer for high pressure measurement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201127593U CN201336218Y (en) | 2009-01-19 | 2009-01-19 | Voltage-current combined type transformer for high pressure measurement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201336218Y true CN201336218Y (en) | 2009-10-28 |
Family
ID=41287878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009201127593U Expired - Fee Related CN201336218Y (en) | 2009-01-19 | 2009-01-19 | Voltage-current combined type transformer for high pressure measurement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201336218Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102903490A (en) * | 2012-09-21 | 2013-01-30 | 沈阳全密封变压器股份有限公司 | Intelligent bushing |
| CN108711501A (en) * | 2018-05-08 | 2018-10-26 | 河南森源电气股份有限公司 | Current transformer pours into a mould tooling |
| CN114609573A (en) * | 2022-03-25 | 2022-06-10 | 山东泰开检测有限公司 | Inflatable armoured combined mutual inductor calibrating device |
-
2009
- 2009-01-19 CN CNU2009201127593U patent/CN201336218Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102903490A (en) * | 2012-09-21 | 2013-01-30 | 沈阳全密封变压器股份有限公司 | Intelligent bushing |
| CN108711501A (en) * | 2018-05-08 | 2018-10-26 | 河南森源电气股份有限公司 | Current transformer pours into a mould tooling |
| CN108711501B (en) * | 2018-05-08 | 2024-01-19 | 河南森源电气股份有限公司 | Casting tool for current transformer |
| CN114609573A (en) * | 2022-03-25 | 2022-06-10 | 山东泰开检测有限公司 | Inflatable armoured combined mutual inductor calibrating device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HENAN ELECTRIC POWER CO., LTD. JIAOZUO POWER SUPPL Free format text: FORMER OWNER: ZHEJIANG TIANJI MUTUAL INDUCTOR CO., LTD. Effective date: 20100413 Owner name: ZHEJIANG TIANJI MUTUAL INDUCTOR CO., LTD. |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 324123 ZHEJIANG TIANJI MUTUAL INDUCTOR CO., LTD., NO.1, XINGGONG 3RD ROAD, JIANGDONG DISTRICT, ECONOMIC DEVELOPMENT ZONE, JIANGSHAN CITY, ZHEJIANG PROVINCE TO: 454150 NO.299,TANAN ROAD, JIAOZUO CITY,HENAN,CHINA |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20100413 Address after: 454150 No. 299 South Tower Road, Henan, Jiaozuo, China Patentee after: Henan Electric Power Company, Jiaozuo Power Supply Company Patentee after: Zhejiang Horizon Instrument Transformers Co., Ltd. Address before: 324123 Zhejiang horizon Transformer Co., Ltd., No. 1, No. three, Jiangdong Road, Jiangdong District, Jiangshan Economic Development Zone, Zhejiang Patentee before: Zhejiang Horizon Instrument Transformers Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091028 Termination date: 20150119 |
|
| EXPY | Termination of patent right or utility model |