CN204230021U - A kind of high-voltage mutual inductor - Google Patents
A kind of high-voltage mutual inductor Download PDFInfo
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- CN204230021U CN204230021U CN201420404630.0U CN201420404630U CN204230021U CN 204230021 U CN204230021 U CN 204230021U CN 201420404630 U CN201420404630 U CN 201420404630U CN 204230021 U CN204230021 U CN 204230021U
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- mutual inductor
- voltage mutual
- metal shell
- voltage
- inner core
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Abstract
This application provides a kind of novel environment-protecting high-pressure instrument transformer, this high-voltage mutual inductor comprises non-metal shell and the instrument transformer inner core in this non-metal shell inside and is filled in the insulating material of the cavity between non-metal shell and instrument transformer inner core.Traditional metal shell is replaced, therefore, it is possible to reduce production cost because this high-voltage mutual inductor have employed non-metal shell.
Description
Technical field
The application relates to technical field of electric power, more particularly, relates to a kind of high-voltage mutual inductor.
Background technology
High tension voltage current combined transformer refers in the electric power system of 1kV to 220kV, converts large voltage, big current to small voltage, small area analysis, so that the power equipment of metering, measurement, protection.Existing high-voltage mutual inductor is metal shell and instrument transformer inner core composition.Because needs use metal to do shell, therefore cost is higher
Utility model content
In view of this, the application provides a kind of novel high-voltage mutual inductor, to solve the higher problem of existing high-voltage mutual inductor cost.
To achieve these goals, the existing scheme proposed is as follows:
A kind of high-voltage mutual inductor, is applied in high pressure electrical power trans mission/distribution system, comprises: non-metal shell, instrument transformer inner core and be filled in described non-metal shell, for the insulating material of coated described mutual inductance inner core.
Preferably, described non-metal shell is plastic casing or other organic material shells.
Preferably, described instrument transformer inner core is the current transformer inner core for measuring electric current and/or the voltage transformer inner core for measuring voltage.
Preferably, described insulating material is the auto-vulcanization silicon rubber being poured in described non-metal shell and being coated on outside described instrument transformer inner core.
Preferably, the dope layer being arranged on described non-metal shell outside is also comprised;
Preferably, described dope layer is antifouling flush paint layer.
Preferably, described high-voltage mutual inductor is 6-35kV electric pressure high-voltage mutual inductor.
Preferably, described high-voltage mutual inductor is 10kV electric pressure high-voltage mutual inductor.
As can be seen from technique scheme, present embodiments provide a kind of novel compound inslation high-pressure electric current and voltage combination transformer, this high tension voltage current combined transformer comprises non-metal shell, be arranged on the high tension voltage current combined transformer inner core in this non-metal shell and be filled in the Insulation stopping of cavity between non-metal shell and high tension voltage current combined transformer circuit.Because this high tension voltage current combined transformer have employed non-metal shell and Insulation stopping.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the application, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structure chart of a kind of high-voltage mutual inductor that Fig. 1 provides for the embodiment of the present application;
The structure chart of a kind of high-voltage mutual inductor that Fig. 2 provides for another embodiment of the application.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present application, be clearly and completely described the technical scheme in the embodiment of the present application, obviously, described embodiment is only some embodiments of the present application, instead of whole embodiments.Based on the embodiment in the application, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the application's protection.
Embodiment one
The structure chart of a kind of high-voltage mutual inductor that Fig. 1 provides for the embodiment of the present application.
As shown in Figure 1, the high tension voltage current combined transformer that the present embodiment provides comprises non-metal shell 10, high tension voltage current combined transformer inner core 20 and inserts 30.
Non-metal shell 10 for providing a container, for coated high-voltage mutual inductor inner core 20; High-voltage mutual inductor inner core 20 is arranged in non-metal shell 10; Insulating material 30 is provided with between non-metal shell 10 and high-voltage mutual inductor inner core 20, this insulating material 30 for the inner height of instrument transformer inner core 20 electrically between insulation buffer action, and for filling in the space between high-voltage mutual inductor circuit 20 and non-metal shell 10.
As can be seen from technique scheme, present embodiments provide a kind of novel high-tension electricity instrument transformer, this high-voltage mutual inductor comprises non-metal shell, be arranged on the high-voltage mutual inductor inner core in this non-metal shell and be filled in the Insulation stopping of cavity between non-metal shell and high-voltage mutual inductor circuit.Because this high-voltage mutual inductor have employed non-metal shell alternative metals shell, thus can comparatively low production cost.
Instrument transformer inner core 20 in the present embodiment can be voltage transformer inner core, forms high voltage potential transformer like this; Can also be current transformer inner core, thus form high-tension current inductor.
Non-metal shell 10 in the present embodiment is plastic casing preferably, such as ABS shell, PC shell, nylon outer shell, polyethylene sheath or polypropylene shell, these non-metal shells all can provide enough intensity for coated mutual inductance inner core, and because be nonmetal, useful life can not be affected because the reasons such as humidity drenches with rain cause corrosion.
Embodiment two
The structure chart of a kind of high-voltage mutual inductor that Fig. 2 provides for another embodiment of the application.
As shown in Figure 2, the high-voltage mutual inductor that the present embodiment provides comprises non-metal shell 10, high voltage potential transformer inner core 21, high-tension current inductor inner core 22 and insulating material 30.
High voltage potential transformer inner core 21 and high-tension current inductor inner core 22 are all arranged in non-metal shell 10, and be in wherein different regions, insulating material 30 is filled in the cavity that non-metal shell 10 and high voltage potential transformer inner core 21, high-tension current inductor inner core 22 formed, and plays high pressure to the insulation buffer action between low pressure.Thus form a kind of high tension voltage current combined transformer.
For above-mentioned two embodiments, insulating material wherein can be resin material, but due to the intrinsic defect of resin material, the preferred normal temperature silicon rubber of the present embodiment.When processing the high-voltage mutual inductor that the present embodiment provides, first a large amount of non-metal shell is produced by Shooting Technique, then high-voltage mutual inductor inner core is arranged in non-metal shell, then by building in the cavity of normal temperature silicon rubber filling between non-metal shell and high-voltage mutual inductor inner core or inject.Combine because silicon rubber and nonmetallic materials can be good at infiltrating, after its solidification and nonmetallic materials combine well, thus make this high tension voltage current combined transformer be not easy to tear, durable more.
And sulphurated siliastic has excellent dielectric voltage withstand characteristic, and withstand voltage field intensity reaches 10kV/mm.Also owing to having avoided the toxic and harmful produced in poured with epoxy resin process, therefore, it is possible to effectively reduce environmental pollution.
The high-voltage mutual inductor that in the application, above-mentioned two embodiments provide is 10-35kV high-voltage mutual inductor, certainly meets the high-voltage mutual inductor of other electric pressures of the architectural feature that the application provides also all within the protection range of the application.
In order to obtain better electrical characteristic, the outside of the non-metal shell of the high-voltage mutual inductor that above-mentioned two embodiments provide also is provided with dope layer, the preferred antifouling flush paint layer of this dope layer by spraying or brushing by artificial or equipment antifouling flush paint is coated on non-metal shell outside is formed.
Finally, also it should be noted that, in this article, the such as relational terms of first and second grades and so on is only used for an entity or operation to separate with another entity or operating space, and not necessarily requires or imply the relation that there is any this reality between these entities or operation or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.When not more restrictions, the key element limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment comprising described key element and also there is other identical element.
In this specification, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the application.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from the spirit or scope of the application, can realize in other embodiments.Therefore, the application can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (8)
1. a high-voltage mutual inductor, is applied in high pressure electrical power trans mission/distribution system, it is characterized in that, comprising: non-metal shell, instrument transformer inner core and be filled in described non-metal shell, for the insulating material of coated described mutual inductance inner core.
2. high-voltage mutual inductor as claimed in claim 1, it is characterized in that, described non-metal shell is plastic casing or other organic material shells.
3. high-voltage mutual inductor as claimed in claim 1, it is characterized in that, described instrument transformer inner core is the current transformer inner core for measuring electric current and/or the voltage transformer inner core for measuring voltage.
4. high-voltage mutual inductor as claimed in claim 1, it is characterized in that, described insulating material is the auto-vulcanization silicon rubber being poured in described non-metal shell and being coated on outside described instrument transformer inner core.
5. the high-voltage mutual inductor as described in any one of Claims 1 to 4, is characterized in that, also comprises the dope layer being arranged on described non-metal shell outside.
6. high-voltage mutual inductor as claimed in claim 5, it is characterized in that, described dope layer is antifouling flush paint layer.
7. the high-voltage mutual inductor as described in claim 1,2,3,4 or 6, is characterized in that, described high-voltage mutual inductor is 6-35kV electric pressure high-voltage mutual inductor.
8. high-voltage mutual inductor as claimed in claim 7, it is characterized in that, described high-voltage mutual inductor is 10kV electric pressure high-voltage mutual inductor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420404630.0U CN204230021U (en) | 2014-07-16 | 2014-07-16 | A kind of high-voltage mutual inductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420404630.0U CN204230021U (en) | 2014-07-16 | 2014-07-16 | A kind of high-voltage mutual inductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204230021U true CN204230021U (en) | 2015-03-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420404630.0U Active CN204230021U (en) | 2014-07-16 | 2014-07-16 | A kind of high-voltage mutual inductor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204230021U (en) |
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2014
- 2014-07-16 CN CN201420404630.0U patent/CN204230021U/en active Active
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Addressee: Li Zongzheng Document name: Notification of Acceptance of Patent Application |
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| GR01 | Patent grant |