CN104376983A - Three-phase three-dimensional type energy-saving type transformer core - Google Patents
Three-phase three-dimensional type energy-saving type transformer core Download PDFInfo
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- CN104376983A CN104376983A CN201410687449.XA CN201410687449A CN104376983A CN 104376983 A CN104376983 A CN 104376983A CN 201410687449 A CN201410687449 A CN 201410687449A CN 104376983 A CN104376983 A CN 104376983A
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Abstract
The invention provides a three-phase three-dimensional type energy-saving type transformer core. The three-phase three-dimensional type energy-saving type transformer core is characterized by comprising three silicon steel sheet stacking bodies, each silicon steel sheet stacking body is formed by a plurality of stacked silicon steel sheets, the two sides of each silicon steel sheet stacking body are spliced with the other two silicon steel sheet stacking bodies to form a core body, the middle of each silicon steel sheet stacking body comprises two parts with semicircular cross sections, and a part, with the semicircular cross section, of each silicon steel sheet stacking body and one part, with the semicircular cross section, of the adjacent silicon steel sheet stacking body form a core column with the circular cross section. According to the three-phase three-dimensional type energy-saving type transformer core, every two of the three same semicircular core columns are fixed together, magnetic circuits are independent, the lengths of the magnetic circuits are the same, and the three phases of a transformer can be completely balanced.
Description
Technical field
The present invention relates to a kind of three-phase stereo formula energy saving transformer unshakable in one's determination, can be used in electric power system, belong to transformer technology field.
Background technology
The dry type pressure transformer iron core mainly three-phase three-column plane of current use, critical piece is made up of silicon steel sheet, folder, core inductance, arm-tie, footing, securing member.As shown in Figure 1, be existing three-phase three-column plane core construction schematic diagram, primarily of silicon steel sheet 1, core inductance 2, folder 3, arm-tie 4, draw screw rod 5, footing 6 forms.It has the following disadvantages: 1. silicon steel blade shape is many, and consumption is large, adds the material produced transformer and consume accordingly.2. between three-phase, the length of magnetic path is different, does not reach complete equipilibrium between three-phase.When 3. producing unshakable in one's determination, silicon steel sheet has certain waste material, and utilance does not reach 100%.4. volume of transformer is larger, and guard shield is also corresponding with core clamping material usage to be increased to some extent.
Summary of the invention
The object of this invention is to provide a kind of three-phase stereo formula energy saving transformer unshakable in one's determination, both raw material usage was saved, again reduce the three-phase stereo formula transformer core of transformer noload losses, improve the magnetic circuit balance between three-phase simultaneously, also reduce the volume of transformer.
In order to achieve the above object, the invention provides a kind of three-phase stereo formula energy saving transformer unshakable in one's determination, it is characterized in that, comprise three silicon steel sheet closed assembly bodies be made up of the silicon steel sheet of multiple closed assembly, the both sides of each silicon steel sheet closed assembly body are all spliced to form body unshakable in one's determination with two other silicon steel sheet closed assembly body, it is semicircular part that the middle part of each silicon steel sheet closed assembly body all comprises two cross sections, each cross section of each silicon steel sheet closed assembly body is semicircular part is all the core limb that semicircular part forms that cross section is circle with one of them cross section of adjacent silicon steel sheet closed assembly body.
Preferably, the shape of three described silicon steel sheet closed assembly bodies is identical.
Preferably, described cross section is that the two ends up and down of semicircular part form iron yoke.
Preferably, the two ends up and down of described body unshakable in one's determination clamp respectively by two folders, each folder comprises three channel-section steels, three end to end formation triangles of channel-section steel, the end of adjacent two channel-section steels is by drawing screw rod fastening, fastening by arm-tie between upper and lower two folders, described silicon steel sheet and separating with core inductance between folder and arm-tie.
Preferably, described body unshakable in one's determination is located on footing, and described footing is channel-section steel.
Compared with prior art, the invention has the beneficial effects as follows:
1, the iron core of three-phase stereo formula energy saving transformer of the present invention is fixed together between two by three same semicircle two post iron cores, and magnetic circuit is independent, and the length of magnetic path is identical, can reach complete equipilibrium between Three-Phase Transformer.
2, the iron core of three-phase stereo formula energy saving transformer of the present invention shears closed assembly by silicon steel sheet to form, and simpler than three-phase stereo rewinding material processing technology, processing cost is low, and reprocesses simple.
Between the two-phase unshakable in one's determination of 3, three-phase stereo formula energy saving transformer of the present invention, Double layer iron yoke cross section is semicircle, and silicon steel sheet consumption is few, and no-load loss is little, and transformer noise is little.
4, the present invention can reduce material usage greatly, greatly reduces volume of transformer, reduces product cost, reduces loss unshakable in one's determination simultaneously, is that a kind of energy saving transformer is unshakable in one's determination.
5, silicon steel blade shape of the present invention is simple, and no waste mine, stock utilization can reach 100%.
6, folder of the present invention and footing process with channel-section steel, and processing is simple, is not easy distortion after clamping unshakable in one's determination.
Accompanying drawing explanation
Fig. 1 is former three-phase three-column planar transformer core construction schematic diagram;
Fig. 2 is three-phase stereo formula energy saving transformer core construction schematic diagram;
Fig. 3 is the vertical view of three-phase stereo formula energy saving transformer iron core;
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described.
Embodiment
As shown in Figure 2, three-phase stereo formula energy saving transformer of the present invention is unshakable in one's determination, comprise three silicon steel sheet closed assembly bodies be made up of the silicon steel sheet 7 of multiple closed assembly, the both sides of each silicon steel sheet closed assembly body are all spliced to form body unshakable in one's determination with two other silicon steel sheet closed assembly body, the two ends up and down of described body unshakable in one's determination are triangular prism shaped, it is semicircular part that the middle part of each silicon steel sheet closed assembly body all comprises two cross sections, each cross section of each silicon steel sheet closed assembly body is semicircular part is all the core limb that semicircular part forms that cross section is circle with one of them cross section of adjacent silicon steel sheet closed assembly body.Described silicon steel sheet 7 forms by iron Fe is cold rolling, and be coated with last layer insulating material on surface, thickness is mainly 0.23mm, 0.27mm, 0.30mm etc. three kinds, it is a kind of high permeability material, described silicon steel sheet 7 shapes are simple, and no waste mine, stock utilization can reach 100%.
As shown in Figure 3, the shape of three described silicon steel sheet closed assembly bodies is identical.Described cross section is that the two ends up and down of semicircular part form iron yoke.The two ends up and down of described body unshakable in one's determination clamp respectively by two folders 9, each folder 9 comprises three channel-section steels, three end to end formation triangles of channel-section steel, the end of adjacent two channel-section steels is by drawing screw rod 11 fastening, fastening by arm-tie 10 between upper and lower two folders 9, described silicon steel sheet 7 and separating with core inductance 8 between folder 9 and arm-tie 10.Described body unshakable in one's determination is located on footing 12, and described footing 12 is channel-section steel.
The iron core of three-phase stereo formula energy saving transformer of the present invention is fixed together between two by three same semicircle two post iron cores, and magnetic circuit is independent, and the length of magnetic path is identical, can reach complete equipilibrium between Three-Phase Transformer.
Claims (5)
1. a three-phase stereo formula energy saving transformer is unshakable in one's determination, it is characterized in that, comprise three silicon steel sheet closed assembly bodies be made up of the silicon steel sheet (7) of multiple closed assembly, the both sides of each silicon steel sheet closed assembly body are all spliced to form body unshakable in one's determination with two other silicon steel sheet closed assembly body, it is semicircular part that the middle part of each silicon steel sheet closed assembly body all comprises two cross sections, and each cross section of each silicon steel sheet closed assembly body is semicircular part is all the core limb that semicircular part forms that cross section is circle with one of them cross section of adjacent silicon steel sheet closed assembly body.
2. three-phase stereo formula energy saving transformer as claimed in claim 1 is unshakable in one's determination, and it is characterized in that, the shape of three described silicon steel sheet closed assembly bodies is identical.
3. three-phase stereo formula energy saving transformer as claimed in claim 1 is unshakable in one's determination, it is characterized in that, described cross section is that the two ends up and down of semicircular part form iron yoke.
4. three-phase stereo formula energy saving transformer as claimed in claim 1 is unshakable in one's determination, it is characterized in that, the two ends up and down of described body unshakable in one's determination clamp respectively by two folders (9), each folder (9) comprises three channel-section steels, three end to end formation triangles of channel-section steel, the end of adjacent two channel-section steels is by drawing screw rod (11) fastening, fastening by arm-tie (10) between upper and lower two folders (9), described silicon steel sheet (7) and separating with core inductance (8) between folder (9) and arm-tie (10).
5. three-phase stereo formula energy saving transformer as claimed in claim 1 is unshakable in one's determination, and it is characterized in that, described body unshakable in one's determination is located on footing (12), and described footing (12) is channel-section steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410687449.XA CN104376983A (en) | 2014-11-25 | 2014-11-25 | Three-phase three-dimensional type energy-saving type transformer core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410687449.XA CN104376983A (en) | 2014-11-25 | 2014-11-25 | Three-phase three-dimensional type energy-saving type transformer core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104376983A true CN104376983A (en) | 2015-02-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410687449.XA Pending CN104376983A (en) | 2014-11-25 | 2014-11-25 | Three-phase three-dimensional type energy-saving type transformer core |
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| Country | Link |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03204911A (en) * | 1989-10-23 | 1991-09-06 | Toshiba Corp | Transformer core |
| CN2831358Y (en) * | 2005-03-29 | 2006-10-25 | 王永法 | Three-phase transformer core with 3-D direct gap |
| CN2919480Y (en) * | 2006-07-12 | 2007-07-04 | 正泰电气股份有限公司 | Epoxide resin dry-type iron-core reactor |
| CN101071675A (en) * | 2007-04-02 | 2007-11-14 | 海南金盘电气有限公司 | Stacked triangular core structure |
| CN201196899Y (en) * | 2008-08-28 | 2009-02-18 | 广东海鸿变压器有限公司 | C-level stereo rolled core dry-type transformer |
| CN102693816A (en) * | 2011-03-24 | 2012-09-26 | 正泰电气股份有限公司 | Amorphous alloy iron core dry distribution transformer |
| CN202736691U (en) * | 2012-06-27 | 2013-02-13 | 常效鹏 | Three-phase heart-shaped star transformer |
| CN103137297A (en) * | 2011-12-01 | 2013-06-05 | 蒋元华 | Three-dimensional triangle iron core clamp |
| CN204270811U (en) * | 2014-11-25 | 2015-04-15 | 正泰电气股份有限公司 | A kind of three-phase stereo formula energy saving transformer is unshakable in one's determination |
-
2014
- 2014-11-25 CN CN201410687449.XA patent/CN104376983A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03204911A (en) * | 1989-10-23 | 1991-09-06 | Toshiba Corp | Transformer core |
| CN2831358Y (en) * | 2005-03-29 | 2006-10-25 | 王永法 | Three-phase transformer core with 3-D direct gap |
| CN2919480Y (en) * | 2006-07-12 | 2007-07-04 | 正泰电气股份有限公司 | Epoxide resin dry-type iron-core reactor |
| CN101071675A (en) * | 2007-04-02 | 2007-11-14 | 海南金盘电气有限公司 | Stacked triangular core structure |
| CN201196899Y (en) * | 2008-08-28 | 2009-02-18 | 广东海鸿变压器有限公司 | C-level stereo rolled core dry-type transformer |
| CN102693816A (en) * | 2011-03-24 | 2012-09-26 | 正泰电气股份有限公司 | Amorphous alloy iron core dry distribution transformer |
| CN103137297A (en) * | 2011-12-01 | 2013-06-05 | 蒋元华 | Three-dimensional triangle iron core clamp |
| CN202736691U (en) * | 2012-06-27 | 2013-02-13 | 常效鹏 | Three-phase heart-shaped star transformer |
| CN204270811U (en) * | 2014-11-25 | 2015-04-15 | 正泰电气股份有限公司 | A kind of three-phase stereo formula energy saving transformer is unshakable in one's determination |
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Application publication date: 20150225 |
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