CN211929284U - Epoxy cast current transformer with capacitance voltage division - Google Patents
Epoxy cast current transformer with capacitance voltage division Download PDFInfo
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- CN211929284U CN211929284U CN202020895946.XU CN202020895946U CN211929284U CN 211929284 U CN211929284 U CN 211929284U CN 202020895946 U CN202020895946 U CN 202020895946U CN 211929284 U CN211929284 U CN 211929284U
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Abstract
The utility model discloses a current transformer of epoxy pouring with electric capacity partial pressure, including the epoxy pouring body, the bottom of the epoxy pouring body is provided with secondary terminal and electric capacity leading-out terminal, electric capacity leading-out terminal is located one side of secondary terminal, the secondary terminal is provided with the installation inserts with the outside of electric capacity leading-out terminal, the inside of the epoxy pouring body is provided with shielding net, secondary winding, primary conductor, electric capacity component, shielding net and primary conductor are located secondary winding's both sides respectively, electric capacity component is located the lower extreme of primary conductor, primary conductor passes secondary winding. A current transformer of epoxy pouring with electric capacity partial pressure, the current transformer of the epoxy pouring of whole electric capacity partial pressure simple structure, the capacitance value is accurate, the effect of use is better for traditional mode, brings better use prospect.
Description
Technical Field
The utility model relates to an epoxy casting field, in particular to current transformer of epoxy casting with electric capacity partial pressure.
Background
The current transformer of the epoxy pouring of electric capacity partial pressure is a support equipment that carries out the epoxy pouring, current transformer is according to the electromagnetic induction principle with once side heavy current conversion to secondary side undercurrent and come the measuring instrument, current transformer is in the short circuit of the electric current that needs the measurement of cluster, thereby change, in the industry, in order to improve people's efficiency of using current transformer, people make the current transformer of the epoxy pouring that has electric capacity partial pressure and use, can improve people's user experience, along with the continuous development of science and technology, the manufacturing process that people were to requires also more and more high.
The existing current transformer has certain defects when in use, and the current transformers matched with some high-voltage switch cabinets are required to have a power-on display function, namely the current transformer is required to be capable of generating a voltage sampling terminal capable of reflecting primary voltage, certain adverse effects are brought to the use process of people, and therefore the epoxy cast current transformer with capacitance voltage division is provided.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a current transformer of epoxy casting with electric capacity partial pressure, possess the simple operation, convenient to use and practicality advantage such as strong can effectively solve the problem in the background art.
(II) technical scheme
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a current transformer of epoxy pouring with electric capacity partial pressure, includes the epoxy pouring body, the bottom of the epoxy pouring body is provided with secondary terminal and electric capacity leading-out terminal, the electric capacity leading-out terminal is located one side of secondary terminal, the secondary terminal is provided with the installation inserts with the outside of electric capacity leading-out terminal, the inside of the epoxy pouring body is provided with shielding net, secondary winding, primary conductor, capacitive element, shielding net and primary conductor are located secondary winding's both sides respectively, capacitive element is located primary conductor's lower extreme.
Preferably, the primary conductor passes through the secondary winding, and the height of the primary conductor is 41 mm.
Preferably, the secondary terminal has a winding shape.
Preferably, the epoxy resin casting body and the capacitor element are integrally molded through casting.
Preferably, the epoxy resin casting body and the capacitor lead-out terminal are integrally formed through casting.
Preferably, the epoxy resin casting body and the secondary winding are integrally molded through casting.
Preferably, the material of the primary conductor is metal, and the primary conductor is integrally formed.
(III) advantageous effects
Compared with the prior art, the utility model provides a current transformer of epoxy casting with electric capacity partial pressure possesses following beneficial effect: the epoxy poured current transformer with the capacitance partial pressure is an instrument for converting a large primary side current into a small secondary side current according to the electromagnetic induction principle to measure, is connected in series in a short circuit of a current to be measured so as to carry out conversion, and in order to improve the efficiency of using the current transformer by people in the industry, the epoxy poured current transformer with the capacitance partial pressure is manufactured for use by people, some current transformers matched with a high-voltage switch cabinet have the power-on display function, can generate a voltage sampling terminal capable of reflecting a primary voltage and are convenient to use so as to carry out operation and use, can divide the voltage on the current transformer, improve the working efficiency of the current transformer, simultaneously prolong the service life of the current transformer, and can manufacture the epoxy poured current transformer with the capacitance partial pressure, the material of primary conductor is metallic, and primary conductor is as an organic whole, and the current transformer of the epoxy pouring of whole electric capacity partial pressure simple structure, convenient operation, the effect of use is better for traditional mode.
Drawings
Fig. 1 is the utility model relates to a current transformer's of epoxy casting overall structure schematic diagram with electric capacity partial pressure.
In the figure: 1. epoxy resin casting; 2. a shielding mesh; 3. a secondary winding; 4. a secondary terminal; 5. a capacitor lead-out terminal; 6. a primary conductor; 7. a capacitive element; 8. and (6) installing the insert.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
As shown in fig. 1, an epoxy cast current transformer with capacitance voltage division includes an epoxy cast body 1, a secondary terminal 4 and a capacitance leading-out terminal 5 are provided at the bottom of the epoxy cast body 1, the capacitance leading-out terminal 5 is located at one side of the secondary terminal 4, an installation insert 8 is provided at the outer sides of the secondary terminal 4 and the capacitance leading-out terminal 5, a shielding net 2, a secondary winding 3, a primary conductor 6 and a capacitance element 7 are provided inside the epoxy cast body 1, the shielding net 2 and the primary conductor 6 are respectively located at two sides of the secondary winding 3, and the capacitance element 7 is located at the lower end of the primary conductor 6.
Further, the primary conductor 6 penetrates through the secondary winding 3, and the height of the primary conductor 6 is 41mm, so that the secondary winding is convenient for people to operate and use.
Furthermore, the secondary terminal 4 is in a winding shape, so that the working efficiency of the current transformer is improved.
Furthermore, the epoxy resin casting body 1 and the capacitor element 7 are integrally formed through casting, so that the practicability is high.
Furthermore, the epoxy resin casting body 1 and the capacitor leading-out terminal 5 are integrally formed through casting, so that the use efficiency of people is improved.
Furthermore, the epoxy resin casting body 1 and the secondary winding 3 are integrally formed through casting, so that the user experience of people is improved.
Further, the material of the primary conductor 6 is metal, and the primary conductor 6 is integrally formed.
The working principle is as follows: the current transformer is an instrument for converting large primary side current into small secondary side current according to the electromagnetic induction principle to measure, the current transformer is connected in series in short circuit of current to be measured so as to carry out conversion, in the industry, in order to improve the efficiency of using the current transformer by people, people manufacture epoxy cast current transformers with capacitance partial pressure to use, some current transformers matched with high-voltage switch cabinets have the function of power-on display, the current transformer can generate a voltage sampling terminal capable of reflecting primary voltage, and is convenient to use, operate and use, the voltage on the current transformer can be divided, and the working efficiency of the current transformer is improved, also increased current transformer's life simultaneously, can produce the current transformer of epoxy pouring with electric capacity partial pressure, the material of primary conductor is the metal, and primary conductor is as an organic whole, and the current transformer of the epoxy pouring of whole electric capacity partial pressure simple structure, convenient operation, the effect of use is better for traditional mode.
It is noted that, herein, relational terms such as first and second (a, b, etc.) and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a current transformer of epoxy pouring with electric capacity partial pressure, includes epoxy resin pouring body (1), its characterized in that: the bottom of the epoxy resin casting body (1) is provided with a secondary terminal (4) and a capacitor leading-out terminal (5), the capacitor leading-out terminal (5) is located on one side of the secondary terminal (4), the outer sides of the secondary terminal (4) and the capacitor leading-out terminal (5) are provided with an installation insert (8), the interior of the epoxy resin casting body (1) is provided with a shielding net (2), a secondary winding (3), a primary conductor (6) and a capacitor element (7), the shielding net (2) and the primary conductor (6) are located on two sides of the secondary winding (3) respectively, and the capacitor element (7) is located at the lower end of the primary conductor (6).
2. The epoxy cast current transformer with capacitive voltage division of claim 1, wherein: the primary conductor (6) penetrates through the secondary winding (3), and the height of the primary conductor (6) is 41 mm.
3. The epoxy cast current transformer with capacitive voltage division of claim 1, wherein: the secondary terminal (4) is wound.
4. The epoxy cast current transformer with capacitive voltage division of claim 1, wherein: the epoxy resin casting body (1) and the capacitor element (7) are integrally formed through casting.
5. The epoxy cast current transformer with capacitive voltage division of claim 1, wherein: the epoxy resin casting body (1) and the capacitor leading-out terminal (5) are integrally formed through casting.
6. The epoxy cast current transformer with capacitive voltage division of claim 1, wherein: the epoxy resin casting body (1) and the secondary winding (3) are integrally formed through casting.
7. The epoxy cast current transformer with capacitive voltage division of claim 1, wherein: the primary conductor (6) is made of metal, and the primary conductor (6) is integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020895946.XU CN211929284U (en) | 2020-05-25 | 2020-05-25 | Epoxy cast current transformer with capacitance voltage division |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020895946.XU CN211929284U (en) | 2020-05-25 | 2020-05-25 | Epoxy cast current transformer with capacitance voltage division |
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| Publication Number | Publication Date |
|---|---|
| CN211929284U true CN211929284U (en) | 2020-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020895946.XU Active CN211929284U (en) | 2020-05-25 | 2020-05-25 | Epoxy cast current transformer with capacitance voltage division |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115547654A (en) * | 2022-08-16 | 2022-12-30 | 郑州三晖互感器有限公司 | Insulator type 10kV current transformer with low partial discharge and high-voltage lead shielding module |
-
2020
- 2020-05-25 CN CN202020895946.XU patent/CN211929284U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115547654A (en) * | 2022-08-16 | 2022-12-30 | 郑州三晖互感器有限公司 | Insulator type 10kV current transformer with low partial discharge and high-voltage lead shielding module |
| CN115547654B (en) * | 2022-08-16 | 2023-10-27 | 郑州三晖互感器有限公司 | 10kV current transformer of insulator type low partial discharge high-voltage lead shielding module |
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