CN202352474U - Binding adhesion type three-phase three-dimensional wound iron core - Google Patents
Binding adhesion type three-phase three-dimensional wound iron core Download PDFInfo
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- CN202352474U CN202352474U CN 201120549306 CN201120549306U CN202352474U CN 202352474 U CN202352474 U CN 202352474U CN 201120549306 CN201120549306 CN 201120549306 CN 201120549306 U CN201120549306 U CN 201120549306U CN 202352474 U CN202352474 U CN 202352474U
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- iron core
- frames
- core
- colligation
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Abstract
The utility model discloses a binding adhesion type three-phase three-dimensional wound iron core, which comprises three same iron core frames, wherein a three-dimensional wound iron core which is triangular at an overhead viewing angle is formed by splicing two adjacent frames of the three iron core frames; an included angle between a splicing surface of each iron core column and a plane where each iron core frame is positioned is 30 DEG; a high-intensity adhesive layer which is used for adhering the two iron core frames to each other is arranged between the splicing surfaces of two frames of each iron core column; and the two frames are fixed by using a binding belt. By adoption of the binding adhesion type three-phase three-dimensional wound iron core, the technical problems of poor integrity after three frames of the conventional three-dimensional wound iron core are spliced and large increasing amount of the no-load loss of the iron core and poor anti-short-circuit capacity during subsequent manufacturing of a transformer are solved.
Description
Technical field
The utility model relates to a kind of core construction of three dimensional wound core, belongs to the transformer technology field.
Background technology
The general most employing planar structure of the core construction of existing three-phase transformer is formed by the silicon steel sheet closed assembly, and there is the problem that seam is many, noise is big in it.
Seam laminated core that three-phase stereo volume core construction is more traditional and plane volume are unshakable in one's determination; The magnetic circuit that A-C is alternate shortens, reach with A-B mutually, B-C is mutually isometric and the shortest the layout, has realized the complete symmetry of three-phase magnetic circuit; Guarantee the three-phase voltage balance, therefore be utilized more and more widely.Three-phase stereo volume core construction is to be put together by three identical iron core frames; Each iron core frame is to be formed by some trapezoidal strips continuous reeling successively; An iron core frame cross section behind the coiling is near semicircle; The cross section of amalgamation back core post is the accurate polygon near full circle, and three stems are the three-dimensional arrangement of equilateral triangle, fix with material colligations such as plastic tapes then.Adopt material such as plastic tape to carry out colligation and fixes, it is not tight that its shortcoming is that amalgamation face combines, and the transformer body anti-short circuit capability is low, and the worker is continuous in the back when using causes problems such as loss increase because of iron core vibrations and dislocation easily.
In addition, three-phase stereo volume is unshakable in one's determination to be produced, and the amalgamation quality of three iron core frames is very crucial, the amalgamation face angle of single frame semicircle stem during less than 30 ° three frames can not lump together, the cross section of stem can exceed polygonal circumscribed circle and influence use during greater than 30 °.
Therefore, a kind of can be rational in infrastructure, core loss is little, anti-short circuit capability is high three-phase stereo volume core construction become the target that those skilled in the art pursue.
Summary of the invention
The purpose of the utility model is to solve that existing three-phase stereo is rolled up that amalgamation unshakable in one's determination is undesirable, the amalgamation face of each single frame need be polished and just can be fitted like a glove, globality difference and core loss technical problem such as increase easily after the amalgamation.
The technical scheme of the utility model is: the adhered three-phase stereo volume of a kind of colligation is unshakable in one's determination, and it comprises three identical iron core frames, and the adjacent in twos frame amalgamation of said three iron core frames forms one and overlooks three dimensional wound core triangular in shape; It is characterized in that: the amalgamation face of said each core limb is 30 ° with the plane included angle, place of said iron core frame; Be provided with between the amalgamation face of two frames of said each core limb one be used for bonding two iron core frames the high-strength viscose layer, and said two frames are fixed through binding strap.
As preferably, said binding strap is for shrinking strap, and said contraction strap is tube bag shape and is coated on outside the described core limb that is pieced together by two frames; Or said binding strap is the high-strength polyester band, and the two ends of said polyester belt are through snap close locking.
As preferably, the polyester belt that is used for colligation on said each core limb is at least two.
As preferably, the cross section of the frame of said each iron core frame is near semicircular polygon; Form the cross section after the frame amalgamation of said two adjacent iron core frames near the polygonal core limb of the standard of full circle, the cross section of said iron yoke is near semicircular polygon.
As preferably, at the amalgamation face outer rim place of two frames of said core limb a dead zone that the cross section is triangular in shape is arranged, said snap close is positioned at place, said dead zone.
As preferably, be provided with one deck solidified paint at the outer surface of the said core construction that constitutes by three iron core frames.
As preferably, the thickness of said adhesive-layer is 0.5---3mm.Select the thickness of this suitable adhesive-layer to be beneficial to the bonding and fixing of two iron core frames.
The utility model is owing to adopt technique scheme; Every phase core limb is put together by two iron core frames; Owing to guarantee that the amalgamation face (Mosaic face) of three iron core frames and the angle that iron core frame belongs to the plane are 30 °; Make three iron core frames piece together the three dimensional wound core of an equilateral triangle; Guaranteed that three-phase stereo rolls up amalgamation effect unshakable in one's determination and core dimensions, in process of manufacture, need not through polishing amalgamation face three frames to be coincide each other again, thereby avoided that overlap joint increases eddy current loss between silicon steel sheet because of polishing causes.Simultaneously, it is bonding that every phase core limb adopts high-intensity viscose glue to carry out during by two adjacent iron core frame amalgamations, and the further colligation of binding strap is adopted in bonding back; Make three iron core frames be combined into firm three dimensional wound core structure; Improved globality unshakable in one's determination, shear strength is big, thereby has improved the tightness that combines between the iron core frame stem; Strengthen the transformer anti-short circuit capability, reduced no-load loss recruitment in the follow-up use unshakable in one's determination.The utility model greatly improves the processing technology of the optimal three-phase stereo volume core construction with complete symmetrical magnetic circuits.
The binding strap that the utility model is used for the colligation iron core frame can adopt high-strength polyester band (PET plastic-steel band) to carry out colligation, and this polyester belt technology for binding property is good, and colligation quality and efficient are high.Also can adopt the thermal contraction strap to carry out the tubular colligation, it is more firm.
The utility model is locked polyester belt through tight locking button, and makes tight locking button be positioned at the place, dead zone of the amalgamation face of said two semicircle frames.The core limb that snap close is not influenced after the amalgamation keeps original appearance.
The utility model is further at the surface coated solidified paint of core construction, can make between the stem silicon steel sheet of coiling bonding closely, and show smooth, when avoiding on iron core coiling to the damage of iron core.
Description of drawings
Fig. 1 is the binding-type three-phase stereo volume structural representation unshakable in one's determination of the utility model.
Fig. 2 is the binding-type three-phase stereo volume sectional view unshakable in one's determination of the utility model.
Fig. 3 is the A place partial enlarged drawing of Fig. 2.
Fig. 4 is the front view of the binding-type three-phase stereo volume of the utility model single iron core frame unshakable in one's determination.
Fig. 5 is the sectional elevation of the binding-type three-phase stereo volume of the utility model single iron core frame unshakable in one's determination.
Embodiment
Referring to Fig. 1, Fig. 2, Fig. 3; The adhered three-phase stereo volume unshakable in one's determination 1 of colligation of having showed the utility model among the figure; It comprises three identical iron core frames 11,12,13; As shown in Figure 4, each iron core frame is a rectangle frame, and the adjacent in twos frame amalgamation of three iron core frames 11,12,13 forms the three dimensional wound core overlooked to triangle together.Referring to Fig. 5, the cross section of the frame 10 of iron core frame is the polygon near semi-circular shape, two adjacent iron core frames (11,12); (12,13); After frame 10 amalgamations of (13,11), form the polygon-shaped three-phase core limb of cross section subcylindrical; In adjacent iron core frame (11,12); (12,13); Be provided with between the amalgamation face of two frames 11 of (13,11) one be used for bonding two iron core frame frames 10 high-strength viscose layer 4, this adhesive-layer thickness is 0.5---3mm, present embodiment is 1mm.And the core limb 11,12,13 that two frames 10 are spliced into adopts three polyester belt 2 colligations to fix respectively.Certainly, also can be tubular with the thermal contraction strap and carry out colligation at outer surface by the core limb of two frame amalgamations.
The colligation of polyester belt 2 is for ease fixed, and is provided with a snap close 3 at the two ends of polyester belt 2, and this snap close 3 can fasten polyester belt 2 and locking for existing irony clasp.
Referring to Fig. 5, the amalgamation face of iron core frame 11 or 12 or 13 semi-cylindrical frame 10 is 30 ° with plane included angle, the place α of said iron core frame 11 or 12 or 13.So design, three iron core frame 11,12,13 splicing backs form one and are the three-dimensional core construction that equilateral triangle is arranged, have improved the globality of core construction.
Outer surface at the core construction that is made up of three iron core frames 11,12,13 is provided with one deck solidified paint 5.
The adhered three-phase stereo volume of the colligation of the utility model is unshakable in one's determination; Be to carry out silicon steel sheet with winding equipment to open material and reel; In winding process; The angle on plane, faying face and this iron core frame place that guarantees the frame 10 of each iron core frame 11,12,13 is 30 °, and the amalgamation face of frame 10 (faying face or interface) is smooth smooth, anneals after the coiling, colligation, bonding, the adhered three-phase stereo volume of colligation making unshakable in one's determination that the brush solidified paint is promptly accomplished the utility model.The adhered three-phase stereo of the colligation of the utility model volume iron core has between the frame 10 of iron core frame simple in structure, adjacent and combines closely, and anti-short circuit capability is strong, the advantage that core loss is few.
Above embodiment carries out exemplary illustration to the utility model; But not do restrictive summary; The utility model aims to provide the adhered three-phase stereo volume of a kind of colligation iron core, and this core construction is to be made up of three iron core frames, and colligation is carried out with binding strap in earlier bonding back between the stem of adjacent iron core frame in twos; Be fixed together thereby make three iron core frames be triangular shape, form the volume core construction of a solid.Those of ordinary skills can also make modification and replacement on a lot of conventional structures under the guidance of the inventive concept of the utility model, for example: select different glue types, perhaps change the size of iron core frame, the quantity that increase reduces polyester belt.These are revised with replacement and also should be considered to belong among the protection range of the utility model.
Claims (7)
1. the adhered three-phase stereo volume of colligation is unshakable in one's determination, and it comprises three identical iron core frames, and the adjacent in twos frame amalgamation of said three iron core frames forms one and overlooks three dimensional wound core triangular in shape; It is characterized in that: the amalgamation face of said each core limb is 30 ° with the plane included angle, place of said iron core frame; Be provided with between the amalgamation face of two frames of said each core limb one be used for bonding two iron core frames the high-strength viscose layer, and said two frames are fixed through binding strap.
2. the adhered three-phase stereo of colligation according to claim 1 volume is unshakable in one's determination, it is characterized in that: said binding strap is for shrinking strap, and said contraction strap is tube bag shape and is coated on outside the described core limb that is pieced together by two frames; Perhaps, said binding strap is the high-strength polyester band, and the two ends of said polyester belt are through snap close locking.
3. the adhered three-phase stereo volume of colligation according to claim 2 is unshakable in one's determination, and it is characterized in that: the polyester belt that is used for colligation on said each core limb is at least two.
4. wherein the adhered three-phase stereo volume of each described colligation is unshakable in one's determination according to claim 1-3, and it is characterized in that: the cross section of the frame of said each iron core frame is approaching semicircular polygon; Form the cross section after the frame amalgamation of said two adjacent iron core frames near the polygonal core limb of the standard of full circle, the cross section of said iron yoke is near semicircular polygon.
5. wherein the adhered three-phase stereo of each described colligation volume is unshakable in one's determination according to claim 1-3, it is characterized in that: there is a dead zone that the cross section is triangular in shape at the amalgamation face outer rim place at two frames of said core limb, and said snap close is positioned at place, said dead zone.
6. wherein the adhered three-phase stereo of each described colligation volume is unshakable in one's determination according to claim 1-3, it is characterized in that: the outer surface at the said core construction that is made up of three iron core frames is provided with one deck solidified paint.
7. wherein the adhered three-phase stereo volume of each described colligation is unshakable in one's determination according to claim 1-3, and it is characterized in that: the thickness of said adhesive-layer is 0.5---3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120549306 CN202352474U (en) | 2011-12-24 | 2011-12-24 | Binding adhesion type three-phase three-dimensional wound iron core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120549306 CN202352474U (en) | 2011-12-24 | 2011-12-24 | Binding adhesion type three-phase three-dimensional wound iron core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202352474U true CN202352474U (en) | 2012-07-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120549306 Expired - Lifetime CN202352474U (en) | 2011-12-24 | 2011-12-24 | Binding adhesion type three-phase three-dimensional wound iron core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202352474U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102867633A (en) * | 2012-09-28 | 2013-01-09 | 沈阳天维电气设备制造有限公司 | Transformer |
| CN103050235A (en) * | 2012-09-05 | 2013-04-17 | 广东岭先技术投资企业（有限合伙） | Inner-cooling transformer rolling iron core |
| CN109903963A (en) * | 2019-04-04 | 2019-06-18 | 青岛云路先进材料技术股份有限公司 | A kind of transformer, stereo amorphous alloy wound iron core and its single frame |
-
2011
- 2011-12-24 CN CN 201120549306 patent/CN202352474U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103050235A (en) * | 2012-09-05 | 2013-04-17 | 广东岭先技术投资企业（有限合伙） | Inner-cooling transformer rolling iron core |
| CN103050235B (en) * | 2012-09-05 | 2016-12-21 | 马志刚 | Inner-cooled transformator volume iron core |
| CN102867633A (en) * | 2012-09-28 | 2013-01-09 | 沈阳天维电气设备制造有限公司 | Transformer |
| CN109903963A (en) * | 2019-04-04 | 2019-06-18 | 青岛云路先进材料技术股份有限公司 | A kind of transformer, stereo amorphous alloy wound iron core and its single frame |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180330 Address after: Room 182, seat A, No. 18, 18 West Ring Road, Beijing economic and Technological Development Zone, Beijing Patentee after: Beijing Xinte Electric Co.,Ltd. Address before: 100025 No. 1, building 6, No. 106, Chaoyang District, Beijing, Qingnian Road Patentee before: Newonder Special Electric Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120725 |