CN2935410Y - Three-phase five-limb double anti-star epoxide resin casting rectification dry-type transformer - Google Patents
Three-phase five-limb double anti-star epoxide resin casting rectification dry-type transformer Download PDFInfo
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- CN2935410Y CN2935410Y CN 200620026964 CN200620026964U CN2935410Y CN 2935410 Y CN2935410 Y CN 2935410Y CN 200620026964 CN200620026964 CN 200620026964 CN 200620026964 U CN200620026964 U CN 200620026964U CN 2935410 Y CN2935410 Y CN 2935410Y
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- star
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Abstract
The utility model relates to a three-phase five-pole double-reverse-star epoxy casting rectifying dry transformer. The utility model belongs to the power transformer technology. The three-phase five-pole double -reverse-star epoxy casting rectifying dry transformer is composed of a bracket, a core, a coil winding. The coil winding is connected with wiring terminal; the device is characterized in that valve side metal foil winding and net side coil winding are provided at outside of the three-pole core in the middle of the five-pole core, the valve side metal foil is made in structure of double-reverse-star winding wound in two-pile winding mode, each phase of each winding is cast as an integral body. The deviation of the two winding resistance of the utility model three-phase five-pole double-reverse-star epoxy casting rectifying dry transformer is small, the effect of transverse magnetism leakage is little to safe operation of equipment, strong short-circuit ability, less fault, which improves the overall working efficiency and function of transformer.
Description
Technical field
The utility model belongs to the power transformer technical field, particularly relates to the two anti-star poured with epoxy resin commutation dry-type transformers of a kind of three-phase and five-pole.
Background technology
Common double-reverse star rectification transformer is oil immersed type or open type, does not still have epoxy resin cast three-phase five-limb double-reverse star rectification dry-type transformer at present.
Summary of the invention
The purpose of this utility model provides the two anti-star poured with epoxy resin commutation dry-type transformers of a kind of three-phase and five-pole, reaches the rectification purpose of two anti-star braid interphase reactor rectifier transformers.
The utility model adopts following technical scheme:
The two anti-star poured with epoxy resin commutation dry-type transformers of three-phase and five-pole, constitute by support, iron core, coil windings, coil windings is connected to terminals, be characterized in: there are valve side metal forming winding and net lateral coil winding in the three post iron cores outside in the middle of the five post iron cores, valve side metal forming adopts double-deck lap wound mode to turn to the double reverse-stars type winding construction, and each winding resin-cast of every phase is an one.
The utility model can also adopt following technical measures:
The two anti-star poured with epoxy resin commutation dry-type transformers of above-mentioned three-phase and five-pole, be characterized in: net lateral coil winding is a subsection cylindrical formula coil winding arrangement.
The two anti-star poured with epoxy resin commutation dry-type transformers of above-mentioned three-phase and five-pole, be characterized in: net lateral coil winding is in the outside, and valve side metal forming winding is in the inboard.
The two anti-star poured with epoxy resin commutation dry-type transformers of above-mentioned three-phase and five-pole, be characterized in: valve side winding is a Copper Foil.
The two anti-star poured with epoxy resin commutation dry-type transformers of above-mentioned three-phase and five-pole, be characterized in: the net side is a three-phase star-star connection structure, the valve side is that positive and negative star neutral point is drawn wiring construction.
Advantage that the utlity model has and good effect:
The utility model provides a kind of brand-new three-phase and five-pole two anti-star poured with epoxy resin commutation dry-type transformers, compared with prior art, impedance deviation between these transformer two valve side windings and the net side winding is little, reduced the influence that safe operation caused of the horizontal leakage field of product to equipment, the anti-short circuit capability of product is strong.This product can reach the rectification effect of common three-phase double reverse-stars type transformer belt balancer.
Description of drawings
Fig. 1 is the utility model master TV structure schematic diagram;
Fig. 2 is the plan structure schematic diagram of Fig. 1;
Fig. 3 is the left side TV structure schematic diagram of Fig. 1;
Fig. 4 is the two anti-star Copper Foil winding construction schematic diagrames of valve side;
Fig. 5 is the D-D sectional structure schematic diagram of Fig. 4.
Among the figure, 1-valve side line end, 2-iron core, 3-net lateral coil winding, 4-net side terminal, 5-support, 6-valve side Copper Foil winding.
Embodiment
For further understanding technology contents of the present utility model, characteristics and effect, exemplify following example now, and conjunction with figs. is described in detail as follows:
Embodiment 1
With reference to accompanying drawing 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5.
The two anti-star poured with epoxy resin commutation dry-type transformers of three-phase and five-pole are made of support 5, iron core 2, coil windings, and the three post iron cores outside in the middle of the five post iron cores is followed successively by valve side winding and net lateral coil winding 3.Valve side Copper Foil winding 6 adopts double-deck lap wound mode to turn to the double reverse-stars type winding construction.Net lateral coil winding 3 is a subsection cylindrical formula coil winding arrangement.The net side is a three-phase star-star connection structure, and coil connects net side terminal 4.The valve side is that positive and negative star (i.e. six phase stars) neutral point is drawn wiring construction, and Copper Foil is connected with valve side line end 1.Each winding of every phase is integral with poured with epoxy resin.
Claims (5)
1. two anti-star poured with epoxy resin commutation dry-type transformers of a three-phase and five-pole, constitute by support, iron core, coil windings, coil windings is connected to terminals, it is characterized in that: there are valve side metal forming winding and net lateral coil winding in the three post iron cores outside in the middle of the five post iron cores, valve side metal forming adopts double-deck lap wound mode to turn to the double reverse-stars type winding construction, and each winding resin-cast of every phase is an one.
2. according to the two anti-star poured with epoxy resin commutation dry-type transformers of the described three-phase and five-pole of claim 1, it is characterized in that: net lateral coil winding is a subsection cylindrical formula coil winding arrangement.
3. according to the two anti-star poured with epoxy resin commutation dry-type transformers of the described three-phase and five-pole of claim 1, it is characterized in that: net lateral coil winding is in the outside, and valve side metal forming winding is in the inboard.
4. according to the two anti-star poured with epoxy resin commutation dry-type transformers of the described three-phase and five-pole of claim 1, it is characterized in that: valve side metal forming is a Copper Foil.
5. according to the two anti-star poured with epoxy resin commutation dry-type transformers of the described three-phase and five-pole of claim 1, it is characterized in that: the net side is a three-phase star-star connection structure, and the valve side is that positive and negative star neutral point is drawn wiring construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620026964 CN2935410Y (en) | 2006-08-08 | 2006-08-08 | Three-phase five-limb double anti-star epoxide resin casting rectification dry-type transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620026964 CN2935410Y (en) | 2006-08-08 | 2006-08-08 | Three-phase five-limb double anti-star epoxide resin casting rectification dry-type transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2935410Y true CN2935410Y (en) | 2007-08-15 |
Family
ID=38352096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620026964 Expired - Fee Related CN2935410Y (en) | 2006-08-08 | 2006-08-08 | Three-phase five-limb double anti-star epoxide resin casting rectification dry-type transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2935410Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103646758A (en) * | 2013-11-20 | 2014-03-19 | 卧龙电气集团股份有限公司 | Low-noise amorphous alloy dry-type traction rectifier transformer |
-
2006
- 2006-08-08 CN CN 200620026964 patent/CN2935410Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103646758A (en) * | 2013-11-20 | 2014-03-19 | 卧龙电气集团股份有限公司 | Low-noise amorphous alloy dry-type traction rectifier transformer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070815 Termination date: 20140808 |
|
| EXPY | Termination of patent right or utility model |