CN206293268U - The novel capacitor type structure of oil-immersed current transformer first winding - Google Patents
The novel capacitor type structure of oil-immersed current transformer first winding Download PDFInfo
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- CN206293268U CN206293268U CN201621340409.9U CN201621340409U CN206293268U CN 206293268 U CN206293268 U CN 206293268U CN 201621340409 U CN201621340409 U CN 201621340409U CN 206293268 U CN206293268 U CN 206293268U
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Abstract
The utility model discloses a kind of novel capacitor type structure of oil-immersed current transformer first winding：It is characterized in that：At least include：First winding；First winding includes U-shaped section, the part of joining section three for tying up section and linear structure of linear structure；Tying up section includes that be parallel to each other first ties up section and second and tie up section；Joining section includes the first joining section and joining section；Section is tied up with first by the first joining section and is connected as one in U-shaped section one end；U-shaped section of the other end is tied up section and is connected as one by the second joining section with second；U-shaped section, tie up section, joining section and be generally aligned in the same plane, two joining sections are in splayed configuration；Two are tied up the distance between section less than the distance between U-shaped section of two ends；It is arranged at the capacitance plate of first winding outer wall；It is arranged at the Secondary Winding of capacitance plate outer surface；The colligation of section is tied up without latitude band for connecting two.By using above-mentioned technical proposal, the characteristics of the utility model has compact conformation, small volume.
Description
Technical field
The utility model is related to oil-immersed current transformer technical field, more particularly to a kind of oil-immersed current transformer
The novel capacitor type structure of first winding.
Background technology
It is well known that current transformer principle is according to electromagnetic induction principle.Current transformer is the iron core by closing
Constituted with winding.Seldom, string is in the circuit of electric current of measurement is needed, therefore it often has circuit for its first winding number of turn
Whole electric currents flow through, and Secondary Winding turn ratio is more, is serially connected in measuring instrumentss and protective loop, and current transformer is in work
When, its 2 minor loops all the time be closure, therefore measuring instrumentss and protective loop series coil impedance very little, Current Mutual Inductance
The close short circuit of the working condition of device.The effect of current transformer can be by certain no-load voltage ratio the larger primary current of numerical value
The less secondary current of numerical value is converted to, for the purposes such as being protected, being measured.
It is traditional " U " type structure, product device to refer to the existing oil-immersed current transformer first windings of Fig. 1 and Fig. 2
It is placed directly in the fuel tank of tubbiness after body assembling, and device body is immersed in transformer oil, product overall volume is huge.Setting
Properties of product requirement is disclosure satisfy that on meter, but considers not applying to more from product cost, increase the usage amount of transformer oil.
Utility model content
The technical problems to be solved in the utility model is：A kind of Novel electric of oil-immersed current transformer first winding is provided
Appearance type structure, the characteristics of the novel capacitor type structure of the oil-immersed current transformer first winding has compact conformation, small volume.
The utility model is adopted the technical scheme that to solve technical problem present in known technology：
A kind of novel capacitor type structure of oil-immersed current transformer first winding, at least includes：
First winding (1)；The first winding (1) including U-shaped section (1-3), linear structure tie up section (1-1) and
The part of joining section (1-2) three of linear structure；Wherein：The section (1-1) of tying up includes that be parallel to each other first ties up section and the
Two tie up section；The joining section (1-2) includes the first joining section and joining section；The one end of U-shaped section (1-3) is by the first rank
Connect section and tie up section with first and connect as one；The other end of U-shaped section (1-3) ties up Duan Lian by the second joining section and second
It is connected in one；U-shaped section (1-3), two tie up section (1-1), two joining sections (1-2) and be generally aligned in the same plane, two linking
Section (1-2) is in splayed configuration；Two are tied up the distance between section (1-1) less than the distance between U-shaped section (1-3) two ends；
It is arranged at the capacitance plate (2) of first winding (1) outer wall；
It is arranged at the Secondary Winding (3) of capacitance plate (2) outer surface；
The colligation of section (1-1) is tied up without latitude band (4) for connecting two.
Further：The angular range tied up between section (1-1) and joining section (1-2) is 120 degree~150 degree.
Further：The angle tied up between section (1-1) and joining section (1-2) is 120 degree.
Further：The angle tied up between section (1-1) and joining section (1-2) is 150 degree.
Further：The angle tied up between section (1-1) and joining section (1-2) is 135 degree.
The utility model has the advantages and positive effects that：
By using above-mentioned technical proposal, compared with conventional art, the utility model has the following advantages：
1. compact structure, can meet the requirement of transformer station's miniaturization；
2. good insulating properties and shielding wrapping measure, it is ensured that excellent performance；
3. consumption of the colligation without latitude band is saved, and then reduces product cost.
Brief description of the drawings
Fig. 1 is the capacitive structure figure of traditional oil-immersed current transformer first winding；
Fig. 2 is the capacitor type installation diagram of traditional oil-immersed current transformer first winding；
Fig. 3 is the structural representation of first winding in the utility model preferred embodiment；
Fig. 4 is the capacitive structure figure of oil-immersed current transformer first winding in the utility model preferred embodiment；
Fig. 5 is the capacitor type installation diagram of oil-immersed current transformer first winding in the utility model preferred embodiment；
Wherein：1. first winding；1-1, tie up section；1-2, joining section；1-3, U-shaped section；2. capacitance plate；3. Secondary Winding；
4th, colligation is without latitude band.
Specific embodiment
For utility model content of the present utility model, feature and effect can be further appreciated that, following examples are hereby enumerated, and
Accompanying drawing is coordinated to describe in detail as follows：
Refer to Fig. 3 and Fig. 5, a kind of novel capacitor type structure of oil-immersed current transformer first winding, including：
First winding 1；Refer to Fig. 3, the first winding 1 include U-shaped section of 1-3, linear structure tie up a section 1-1, with
And the parts of joining section 1-2 tri- of linear structure；Wherein：Section 1-1 that ties up includes that be parallel to each other first ties up section and second
Tie up section；The joining section 1-2 includes the first joining section and joining section；One end of the U-shaped section of 1-3 by the first joining section with
First ties up section connects as one；I.e. during processing, first winding 1 is formed in one structure；The U-shaped section of 1-3's
The other end is tied up section and is connected as one by the second joining section with second；The U-shaped section of 1-3, two tie up a section 1-1, two rank
Meet a section 1-2 to be generally aligned in the same plane, two joining section 1-2 are in splayed configuration；Two are tied up the distance between section 1-1 less than U-shaped section of 1-3
The distance between two ends；
It is arranged at the capacitance plate 2 of the outer wall of first winding 1；
It is arranged at the Secondary Winding 3 of the outer surface of capacitance plate 2；Secondary Winding 3 is wound on capacitance plate 2, and capacitance plate 2 pairs is once
Winding and Secondary Winding are insulated；
For connecting two colligations for tying up section 1-1 without latitude band 4.
Verified by many experiments and summarized, in above preferred embodiment：The folder tied up between section and joining section
Angular region is 120 degree~150 degree.During reality processing, the angle tied up between section and joining section is typically designed as
120 degree, 135 degree or 150 degree.
Traditional " U " type structure iron core is carried out emulation reshaping by above preferred embodiment, and the part for placing Secondary Winding is
Traditional approach, the structure to other parts carries out emulation reshaping, by changing first winding structure so as to change body structure.This
Improvement can not only realize product design requirement, processing step not increased from manufacturing process, and reduce the entirety of product
Volume, reduces the usage amount reduces cost of transformer oil in product, and small product size can be made small, lightweight, is that can meet change
Power station miniaturization, standardized preferred product.
Embodiment of the present utility model has been described in detail above, but the content is only of the present utility model preferable
Embodiment, it is impossible to be considered as limiting practical range of the present utility model.It is all according to present utility model application scope made it is equal
Deng change and improvement etc., all should still belong within patent covering scope of the present utility model.
Claims (5)
1. the novel capacitor type structure of a kind of oil-immersed current transformer first winding, it is characterised in that：At least include：
First winding (1)；The first winding (1) ties up section (1-1) and straight line including U-shaped section (1-3), linear structure
The part of joining section (1-2) three of structure；Wherein：The section (1-1) of tying up includes that be parallel to each other first ties up section and the second bundle
Prick section；The joining section (1-2) includes the first joining section and joining section；The one end of U-shaped section (1-3) passes through the first joining section
Section is tied up with first to connect as one；The other end of U-shaped section (1-3) is tied up section and is connected as by the second joining section with second
Integrally；U-shaped section (1-3), two tie up section (1-1), two joining sections (1-2) and be generally aligned in the same plane, two joining section (1-
2) in splayed configuration；Two are tied up the distance between section (1-1) less than the distance between U-shaped section (1-3) two ends；
It is arranged at the capacitance plate (2) of first winding (1) outer wall；
It is arranged at the Secondary Winding (3) of capacitance plate (2) outer surface；
The colligation of section (1-1) is tied up without latitude band (4) for connecting two.
2. the novel capacitor type structure of oil-immersed current transformer first winding according to claim 1, it is characterised in that：
The angular range tied up between section (1-1) and joining section (1-2) is 120 degree~150 degree.
3. the novel capacitor type structure of oil-immersed current transformer first winding according to claim 2, it is characterised in that：
The angle tied up between section (1-1) and joining section (1-2) is 120 degree.
4. the novel capacitor type structure of oil-immersed current transformer first winding according to claim 2, it is characterised in that：
The angle tied up between section (1-1) and joining section (1-2) is 150 degree.
5. the novel capacitor type structure of oil-immersed current transformer first winding according to claim 2, it is characterised in that：
The angle tied up between section (1-1) and joining section (1-2) is 135 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621340409.9U CN206293268U (en) | 2016-12-08 | 2016-12-08 | The novel capacitor type structure of oil-immersed current transformer first winding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621340409.9U CN206293268U (en) | 2016-12-08 | 2016-12-08 | The novel capacitor type structure of oil-immersed current transformer first winding |
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| CN206293268U true CN206293268U (en) | 2017-06-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109166728A (en) * | 2018-09-21 | 2019-01-08 | 天津市百利纽泰克电气科技有限公司 | The insulating process of first winding and secondary winding, structure and voltage transformer |
-
2016
- 2016-12-08 CN CN201621340409.9U patent/CN206293268U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109166728A (en) * | 2018-09-21 | 2019-01-08 | 天津市百利纽泰克电气科技有限公司 | The insulating process of first winding and secondary winding, structure and voltage transformer |
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