CN201936734U - Electronic-type current transformer - Google Patents
Electronic-type current transformer Download PDFInfo
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- CN201936734U CN201936734U CN 201020633504 CN201020633504U CN201936734U CN 201936734 U CN201936734 U CN 201936734U CN 201020633504 CN201020633504 CN 201020633504 CN 201020633504 U CN201020633504 U CN 201020633504U CN 201936734 U CN201936734 U CN 201936734U
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Abstract
本实用新型涉及一种电子式电流互感器，包括高压侧筒体，该高压侧筒体内设有一次电流传感器和一次转换电路板，所述高压侧筒体内装配有隔板，将高压侧筒体分为上下两个空间，所述一次转换电路板通过隔板安装于隔板之上的空间内，所述一次电流传感器设于隔板之下的空间内；本实用新型的高压侧筒体内装配有隔板，将高压侧筒体分为上下两个空间，一次转换电路板安装于隔板之上的空间内，对一次转换电路板调试或维修时，只需取下整个部分高压侧筒体上盖即可，使调试、维修更加方便。
The utility model relates to an electronic current transformer, which comprises a high-voltage side cylinder, a primary current sensor and a primary conversion circuit board are arranged in the high-voltage side cylinder, a separator is installed in the high-voltage side cylinder, and the high-voltage side cylinder Divided into upper and lower spaces, the primary conversion circuit board is installed in the space above the partition through the partition, and the primary current sensor is installed in the space below the partition; the high-voltage side cylinder of the utility model is assembled There is a partition, which divides the high-voltage side cylinder into upper and lower spaces. The primary conversion circuit board is installed in the space above the partition. When debugging or maintaining the primary conversion circuit board, it is only necessary to remove the entire high-voltage side cylinder. The upper cover is enough to make debugging and maintenance more convenient.
Description
技术领域technical field
本实用新型属于互感器技术领域，涉及一种电子式电流互感器。The utility model belongs to the technical field of transformers and relates to an electronic current transformer.
背景技术Background technique
现有倒立结构的独立式电子式电流互感器可分为高压侧、光纤绝缘子、低压侧三部分，高压侧包括一次导体和高压侧筒体，一次导体横向穿过高压侧筒体设置，高压侧筒体内设有一次电流传感器和一次转换电路板，一次电流传感器同轴套装于一次导体中心位置，一次电流传感器的信号输出端与一次转换电路板的信号输入端相连，一次电流传感器设于一次转换电路板的上方。由于该种电子式电流互感器在装配完成后，通常需要对一次转换电路板进行反复调试操作，但是一次转换电路板设于一次电流传感器的下方，为其调试及维修带来不便。The existing independent electronic current transformer with inverted structure can be divided into three parts: high voltage side, optical fiber insulator, and low voltage side. The high voltage side includes a primary conductor and a high voltage side cylinder. The cylinder is equipped with a primary current sensor and a primary conversion circuit board. The primary current sensor is coaxially set in the center of the primary conductor. The signal output end of the primary current sensor is connected to the signal input end of the primary conversion circuit board. above the circuit board. After the electronic current transformer is assembled, it is usually necessary to repeatedly debug the primary conversion circuit board, but the primary conversion circuit board is arranged under the primary current sensor, which brings inconvenience to its debugging and maintenance.
实用新型内容Utility model content
本实用新型的目的是提供一种电子式电流互感器，以解决现有电子式电流互感器一次转换电路板调试、维修不便的问题。The purpose of the utility model is to provide an electronic current transformer to solve the problem of inconvenient debugging and maintenance of the primary conversion circuit board of the existing electronic current transformer.
为实现上述目的，本实用新型的一种电子式电流互感器，包括高压侧筒体，该高压侧筒体内设有一次电流传感器和一次转换电路板，所述高压侧筒体内装配有隔板，将高压侧筒体分为上下两个空间，所述一次转换电路板通过隔板安装于隔板之上的空间内，所述一次电流传感器设于隔板之下的空间内。In order to achieve the above purpose, an electronic current transformer of the present invention includes a high-voltage side cylinder, a primary current sensor and a primary conversion circuit board are arranged in the high-voltage side cylinder, and a separator is installed in the high-voltage side cylinder. The high-voltage side cylinder is divided into upper and lower spaces, the primary conversion circuit board is installed in the space above the partition through the partition, and the primary current sensor is arranged in the space below the partition.
进一步的，所述高压侧筒体上方设有检修开口，该检修开口上盖设有可拆卸盖板。Further, an inspection opening is provided above the cylinder body on the high-pressure side, and the upper cover of the inspection opening is provided with a detachable cover plate.
进一步的，所述隔板为金属隔板。Further, the separator is a metal separator.
本实用新型的一种电子式电流互感器在高压侧筒体内装配有隔板，将高压侧筒体分为上下两个空间，一次转换电路板安装于隔板之上的空间内，对一次转换电路板调试或维修时，只需取下整个部分高压侧筒体上盖即可，使调试、维修更加方便。An electronic current transformer of the utility model is equipped with a separator in the high-voltage side cylinder, which divides the high-voltage side cylinder into upper and lower spaces, and the primary conversion circuit board is installed in the space above the When debugging or maintaining the circuit board, it is only necessary to remove the entire upper cover of the high-voltage side cylinder, which makes debugging and maintenance more convenient.
隔板为金属隔板进一步隔离了一次转换电路板和一次电流传感器。The separator further isolates the primary conversion circuit board and the primary current sensor for the metal separator.
附图说明Description of drawings
图1是本实用新型实施例的电子式电流互感器总体结构示意图，其中（a）为电子式电流互感器侧面图，（b）为电子式电流互感器正面图；Figure 1 is a schematic diagram of the overall structure of an electronic current transformer according to an embodiment of the present invention, wherein (a) is a side view of the electronic current transformer, and (b) is a front view of the electronic current transformer;
图2是图1的高压侧结构示意图。FIG. 2 is a schematic diagram of the structure of the high voltage side in FIG. 1 .
具体实施方式Detailed ways
本实用新型的电子式电流互感器实施例如图1、图2所示，该电子式电流互感器分为高压侧1、光纤绝缘子2、低压侧3三部分，高压侧1包括一次导体8和高压侧筒体9，一次导体8横向穿过高压侧筒体9设置，高压侧筒体9内设有一次电流传感器7和一次转换电路板5，一次电流传感器7同轴套装于一次导体8的中心位置，高压侧筒体9内装配有金属隔板10，将高压侧筒体分为上下两个空间，一次转换电路板5通过金属隔板10安装于金属隔板10之上的空间内，一次电流传感器7设于金属隔板10之下的空间内，一次电流传感器7的信号输出端与一次转换电路板5的信号输入端相连，高压侧筒体9上方设有检修开口，该检修开口上盖设有可拆卸盖板4，便于一次转换电路板5的调试或维修。The embodiment of the electronic current transformer of the present invention is shown in Fig. 1 and Fig. 2. The electronic current transformer is divided into three parts: a high voltage side 1, an
Claims (3)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020633504 CN201936734U (en) | 2010-11-30 | 2010-11-30 | Electronic-type current transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020633504 CN201936734U (en) | 2010-11-30 | 2010-11-30 | Electronic-type current transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201936734U true CN201936734U (en) | 2011-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020633504 Expired - Fee Related CN201936734U (en) | 2010-11-30 | 2010-11-30 | Electronic-type current transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201936734U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110088859A (en) * | 2016-12-21 | 2019-08-02 | Abb瑞士股份有限公司 | Combined instrument transformers for high voltage applications |
-
2010
- 2010-11-30 CN CN 201020633504 patent/CN201936734U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110088859A (en) * | 2016-12-21 | 2019-08-02 | Abb瑞士股份有限公司 | Combined instrument transformers for high voltage applications |
| CN110088859B (en) * | 2016-12-21 | 2021-11-16 | 日立能源瑞士股份公司 | Combined instrument transformer for high voltage applications |
| US11328863B2 (en) | 2016-12-21 | 2022-05-10 | Hitachi Energy Switzerland Ag | Combined instrument transformer for HV applications |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151225 Address after: South East of Pingdingshan city in Henan province 467001 No. 22 Patentee after: Pinggao Group Co., Ltd. Patentee after: Henan high General Electric Co., Ltd. Address before: South East of Pingdingshan city in Henan province 467001 No. 22 Patentee before: Pinggao Group Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110817 Termination date: 20171130 |