CN205920865U - Single phase power transformer of doing all can - Google Patents
Single phase power transformer of doing all can Download PDFInfo
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- CN205920865U CN205920865U CN201620687682.2U CN201620687682U CN205920865U CN 205920865 U CN205920865 U CN 205920865U CN 201620687682 U CN201620687682 U CN 201620687682U CN 205920865 U CN205920865 U CN 205920865U
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- power transformer
- winding
- single phase
- phase power
- principal post
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Abstract
The utility model relates to a single phase power transformer of doing all can, it can make power transformer's structure compacter to overcome the adverse effect of half turn effect. This kind of single phase power transformer of doing all can includes: iron core, at least one operating winding and two compensating winding. The iron core includes at least one principal post and is located two other posts of principal post both sides. The operating winding with the principal post corresponds to the winding is corresponding on the principal post. Compensating winding twines respectively two on the other post. Wherein, the head end and the tail end of operating winding are located respectively the both sides of iron core, and two compensating winding's head end and tail end difference short circuit.
Description
Technical field
This utility model is related to power transformer, more particularly, to single phase power transformer.
Background technology
In autotransformer, the head end of same Working winding and tail end can be because of the different window of iron core in not same side output terminal
Ampere-turn in mouthful is uneven and produce extra magnetomotive force, that is, so-called " half turn effect ".Under rated current, unbalanced magnetic
Kinetic potential can cause the saturation of iron core, loss, noise abnormal, and then has a strong impact on the performance parameter of transformator.
Utility model content
The purpose of this utility model is to provide a kind of single phase power transformer, and it enables to the structure of power transformer
Compacter, and overcome the adverse effect of half turn effect.This single phase power transformer includes: iron core, at least one work
Make winding and two compensative winding.Described iron core includes at least one principal post and two other posts being located at described principal post both sides.
Described Working winding is corresponding with described principal post, and is wrapped in accordingly on described principal post.Described compensative winding is respectively wound around two
On individual described other post.Wherein, the head end of described Working winding and tail end are located at the both sides of described iron core respectively, and two described benefits
Repay head end and the tail end short circuit respectively of winding.
According to the one side of single phase power transformer of the present utility model, the cross-sectional area of two described other posts is institute
State the half of the cross-sectional area of principal post.
According to the another aspect of single phase power transformer of the present utility model, described iron core has two principal posts or three masters
Post.
Brief description
The following drawings only does schematic illustration and explanation to this utility model, does not limit scope of the present utility model.
The loop construction that Fig. 1 illustrates a kind of embodiment according to single phase power transformer of the present utility model is illustrated
Figure；
The loop construction that Fig. 2 illustrates another embodiment according to single phase power transformer of the present utility model is illustrated
Figure；
The loop construction that Fig. 3 illustrates a further embodiment according to single phase power transformer of the present utility model is illustrated
Figure.
Label declaration
Specific embodiment
In order to be more clearly understood to the technical characteristic of utility model, purpose and effect, now compare brief description originally
The specific embodiment of utility model, in the various figures identical label represent identical part.
Herein, " schematic " expression " serving as example, example or explanation ", should not will be described herein as " showing
Any diagram of meaning property ", embodiment are construed to a kind of preferred or more advantage technical scheme.
For making simplified form, each in figure only schematically show the part related to this utility model, and they are not
Represent it as the practical structures of product.In addition, so that simplified form readily appreciates, there is identical structure or work(in some in figures
The part of energy, only symbolically depicts one of, or has only marked one of.
Herein, " one " not only represents " only this " it is also possible to represent the situation of " more than one ".
The loop construction that Fig. 1 illustrates a kind of embodiment according to single phase power transformer of the present utility model is illustrated
Figure.Single phase power transformer includes 10, Working winding 22 of an iron core and two compensative winding 21,23.Iron core 10 wraps
Include a principal post 12 and two other posts 11,13 being located at principal post 12 both sides.Working winding 22 is corresponding with principal post 12, and is wrapped in phase
On the principal post 12 answered.Two compensative winding 21,23 are respectively wound around on two other posts 11,13.Wherein, the head end of Working winding 22
It is located at the both sides of iron core 10 with tail end respectively, and the head end of two compensative winding 21,23 and tail end short circuit respectively.Compensative winding 21
And equal turn numbers identical with the direction of 23 coilings.Although iron core 10 only has a principal post 12 in the embodiment shown in Fig. 1,
But iron core also can have more than one principal post, and more than one Working winding corresponding with these principal posts respectively
(i.e. Working winding is identical with the quantity of principal post), such as shown in the embodiment of Fig. 2 and Fig. 3.Power transformer of the present utility model
Device is by making the structure of power transformer compacter in both sides outlet the head end of Working winding and tail end, and passes through on side
The compensative winding arranging short circuit on post produces the variation tendency to hinder uneven electromotive force for the induction electromotive force compensating, Jin Erke
Take the adverse effect of half turn effect.
The loop construction that Fig. 2 illustrates another embodiment according to single phase power transformer of the present utility model is illustrated
Figure.Two other posts 31,34 that iron core 30 includes two principal posts 32,33 and is located at two principal posts 32,33 both sides.Two Working windings
42nd, 43 is corresponding with principal post 32,33, and is wrapped on corresponding principal post 32,33.Two compensative winding 41,44 are respectively wound around two
On individual other post 31,34.Wherein, the head end of Working winding 42,43 and tail end are located at the both sides of iron core 30 respectively, and two compensate around
The head end of group 41,44 and tail end short circuit respectively.Compensative winding 41 is identical with the direction of 44 coilings and equal turn numbers.
The loop construction that Fig. 3 illustrates a further embodiment according to single phase power transformer of the present utility model is illustrated
Figure.Iron core 50 includes three principal posts 52,53,54 and two other posts 51,55 being located at three principal post 52,53,54 both sides.Three works
Make winding 62,63,64 corresponding with three principal posts 52,53,54, and be wrapped on corresponding principal post 52,53,54.Two compensate around
Group 61,65 is respectively wound around on two other posts 51,55.Wherein, the head end of Working winding 62,63,64 and tail end are located at ferrum respectively
The both sides of core 50, and the head end of two compensative winding 61,65 and tail end short circuit respectively.The direction phase of compensative winding 61 and 65 coilings
With and equal turn numbers.
In the above-mentioned and unshowned embodiment of single phase power transformer of the present utility model, two other posts 11,
13rd, 31,34,51,55 cross-sectional area is the half of the cross-sectional area of principal post 12,32,33,52,53,54, but also have can
To be other ratios meeting technical requirements.The cross-sectional area of other post be principal post the half of cross-sectional area design more
Rationally, and can material-saving, reduces cost to greatest extent.
It should be understood that although this specification is according to the description of each embodiment, but not each embodiment only wraps
Containing an independent technical scheme, only for clarity, those skilled in the art should for this narrating mode of description
Using description as an entirety, the technical scheme in each embodiment can also form people in the art through appropriately combined
The understandable other embodiment of member.
The a series of detailed description of those listed above is only for the tool of feasibility embodiment of the present utility model
Body illustrates, they are simultaneously not used to limit protection domain of the present utility model, all is made without departing from this utility model skill spirit
Combination, segmentation or the repetition of equivalent embodiments or change, such as feature, should be included in protection domain of the present utility model it
Interior.
Claims (3)
1. single phase power transformer is it is characterised in that include:
One iron core (10,30,50), it includes at least one principal post (12,32,33,52,53,54) and is located at described principal post
The other post (11,13,31,34,51,55) of two of (12,32,33,52,53,54) both sides；
At least one Working winding (22,42,43,62,63,64), it is corresponding with described principal post (12,32,33,52,53,54),
And be wrapped in accordingly on described principal post (12,32,33,52,53,54)；And
Two compensative winding (21,23,41,44,61,65), its be respectively wound around two described other posts (11,13,31,34,51,
55) on；
Wherein, the head end of described Working winding (22,42,43,62,63,64) and tail end be located at respectively described iron core (10,30,
50) both sides, and the head end of two described compensative winding (21,23,41,44,61,65) and tail end short circuit respectively.
2. single phase power transformer as claimed in claim 1 it is characterised in that two described other posts (11,13,31,34,51,
55) cross-sectional area is the half of the cross-sectional area of described principal post (12,32,33,52,53,54).
3. single phase power transformer as claimed in claim 1 is it is characterised in that described iron core (30,50) has two principal posts
(32,33) or three principal posts (52,53,54).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620687682.2U CN205920865U (en) | 2016-06-30 | 2016-06-30 | Single phase power transformer of doing all can |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620687682.2U CN205920865U (en) | 2016-06-30 | 2016-06-30 | Single phase power transformer of doing all can |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205920865U true CN205920865U (en) | 2017-02-01 |
Family
ID=57874697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620687682.2U Active CN205920865U (en) | 2016-06-30 | 2016-06-30 | Single phase power transformer of doing all can |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205920865U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107564712A (en) * | 2016-06-30 | 2018-01-09 | 广州西门子变压器有限公司 | Single phase power transformer |
-
2016
- 2016-06-30 CN CN201620687682.2U patent/CN205920865U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107564712A (en) * | 2016-06-30 | 2018-01-09 | 广州西门子变压器有限公司 | Single phase power transformer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No.26 Jungong Road, East District, Guangzhou Economic and Technological Development Zone, Guangdong Province Patentee after: Guangzhou Siemens Energy Transformer Co.,Ltd. Address before: No. 26, Jungong Road, East District, Guangzhou Economic and Technological Development Zone, Guangzhou, Guangdong 510530 Patentee before: SIEMENS TRANSFORMER (GUANGZHOU) Co.,Ltd. |