CN205723103U - Three-phase stereo rewinding material and Wound iron-core transformer - Google Patents
Three-phase stereo rewinding material and Wound iron-core transformer Download PDFInfo
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- CN205723103U CN205723103U CN201620616225.4U CN201620616225U CN205723103U CN 205723103 U CN205723103 U CN 205723103U CN 201620616225 U CN201620616225 U CN 201620616225U CN 205723103 U CN205723103 U CN 205723103U
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- rewinding material
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Abstract
The utility model discloses a kind of three-phase stereo rewinding material and Wound iron-core transformer, this three-phase stereo rewinding material includes three single frame iron cores, each single frame is unshakable in one's determination to be formed by the order socket of multilamellar lamination, it is equipped with fracture seam on every layer of lamination that each single frame is unshakable in one's determination, described fracture seam is arranged on the position near upper yoke, the top of iron core column, and has an inclination angle between fracture seam and horizontal plane.The performance of this three-phase stereo rewinding material is close with traditional three dimensional wound core, coiling is become extremely facilitate without carrying out coiling with iron core during its coiling.
Description
Technical field
This utility model belongs to transformer technology field, is specifically related to a kind of three-phase stereo rewinding material and comprises this three-phase
The Wound iron-core transformer of three dimensional wound core.
Background technology
The iron core of traditional three-phase stereo spiral iron core transformer is to be had phase by three of continuous print silicon strip coiling
The single frame of the Guan Bi of same semi-circular section is unshakable in one's determination, and being bolted together by three single frame iron cores thus forming three core limb cross sections is
Circular three phase transformer is unshakable in one's determination, during manufacture greatest problem be coil must coiling on finished iron stem, make product system
The manufacturability made is poor, and production efficiency is low, and quality is not easily controlled, product repairing difficulty, and the production capacity of the equipment of manufacture is limited,
Needing to use special spooling equipment during ironcore choke coiling, and to carry out coiling with iron core, winding process is difficult, multiple
Miscellaneous, production efficiency is low.Maintenance aspect is the most extremely difficult, and transformator once coil breaks down, and just cannot take off from iron core
Coil is replaced, and necessarily causes scrapping of whole transformator.
Utility model content
Technical problem to be solved in the utility model is according to deficiencies of the prior art, it is provided that a kind of performance
Close with traditional three dimensional wound core, it is not necessary to carry out coiling with iron core and make winding process become three-phase very easily and stand
Body rewinding material and comprise the Wound iron-core transformer of this three-phase stereo rewinding material.
Solve this utility model technical problem and be employed technical scheme comprise that this three-phase stereo rewinding material includes three single frames
Iron core, each single frame is unshakable in one's determination to be formed by the order socket of multilamellar lamination, every layer of lamination that each single frame is unshakable in one's determination is equipped with disconnected
Mouthful seam, described fracture seam is arranged on the position near upper yoke, the top of iron core column, and fracture seam and horizontal plane it
Between there is an inclination angle.
Preferably, the angular range at described inclination angle is 30 °～50 °.It is further preferred that described inclination angle is 45 °.
Preferably, described fracture seam is arranged on the position of iron core column height 2/3～3/4.
It may further be preferable that in each single frame iron core, the fracture seam on adjacent two layers lamination shifts to install, thus
Fracture seam indention on whole single frame iron core is arranged.
Preferably, the fracture seam on every layer of lamination is two, and two fracture seams are symmetricly set on iron core column
Left side and right side.
The most described lamination be shaped as polygon.
Preferably, the polygon that cross sectional shape is semicircle or external semicircle that each single frame is unshakable in one's determination.
This utility model also provides for a kind of Wound iron-core transformer, and this Wound iron-core transformer includes above-mentioned three-phase stereo volume ferrum
The heart.
Having the beneficial effect that of this utility model three-phase stereo rewinding material:
This utility model three-phase stereo rewinding material has superior processing performance, it is possible to realize the mechanization that iron core manufactures,
Make unshakable in one's determination and coil energy is separately manufactured, so that coil all difficulties and the problem of coiling all must be had on core limb
The solution of effect；Unshakable in one's determination less with the stress of generation in the assembling process of coil, the added losses of iron core can be substantially reduced, produce enterprise
Industry need not put into substantial amounts of special equipment.
The performance of this utility model three-phase stereo rewinding material is close with traditional rewinding material, not only contributes to iron core and coil
Guiding during combination, and can conveniently realize combination in groups and the docking closed assembly of lamination.Use this utility model three-phase stereo
The Wound iron-core transformer that rewinding material is made has superior electromagnetic performance, and it is full symmetric that it has three-phase magnetic circuit, and magnetic circuit is short, excitation
Electric current is little, and empty loss is low, the features such as harmonic wave is little, and noise is low, and volume is little, lightweight, saving metal material and energy, also have can reduce humorous
Ripple content, improve grid supply quality and by dynamic, thermal shock ability is strong, the reliable feature of performance safety.
This utility model three-phase stereo rewinding material had both been applicable to oil-filled transformer, it is possible to be applicable to various dry type transformation
Device.
Accompanying drawing explanation
Fig. 1 is the structural representation of three-phase stereo rewinding material in this utility model embodiment 1；
Fig. 2 is the structural representation that in this utility model embodiment 1, single frame is unshakable in one's determination；
Fig. 3 is the structural representation of fracture seam in this utility model embodiment 1.
In figure: 1-single frame iron core 2-fracture seam
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model, the technical solution of the utility model is carried out clear, complete description,
Obviously, the embodiments described below are a part of embodiment of the present utility model rather than whole embodiments.Based on this reality
By the embodiment in novel, those of ordinary skill in the art obtained on the premise of not making creative work all its
His embodiment, broadly falls into the scope of this utility model protection.
This utility model provides a kind of three-phase stereo rewinding material, and it includes three single frame iron cores, and each single frame is unshakable in one's determination by many
Layer lamination order socket is formed, and every layer of lamination that each single frame is unshakable in one's determination is equipped with fracture seam, and described fracture seam sets
Put on the top of iron core column near the position of upper yoke, and there is between fracture seam and horizontal plane an inclination angle.
This utility model also provides for a kind of Wound iron-core transformer, and this Wound iron-core transformer includes above-mentioned three-phase stereo volume ferrum
The heart.
Embodiment 1:
Present embodiment discloses a kind of Wound iron-core transformer, its three-phase stereo rewinding material used in Fig. 1 unshakable in one's determination, i.e. this three
Phase three dimensional wound core is to be combined by three identical single frame iron cores 1, three single frame distributions triangular in shape unshakable in one's determination, is assembled in one
Playing three core limb cross sections of composition is circular iron core.
As it is shown in figure 1, the three-phase stereo rewinding material in the present embodiment includes three identical single frame iron cores 1, each single frame
Cross sectional shape unshakable in one's determination can be the polygon of semicircle or external semicircle.Each single frame iron core 1 is by the order socket of multilamellar lamination
Formed.In the present embodiment, each lamination is polygonal tabs form.Each single frame iron core 1 is by having different in width
Trapezoidal billot is through being bent into the closed-loop path unshakable in one's determination that polygonal lamination stack successively becomes.In actual production, lamination is equal
Use curve cutting machine that by Numeric Control Technology, continuous print silicon strip is carried out sawing sheet, complete the preparation of required ladder material, then adopt
By the mode of numerical control fixed-length bending and severing, every layer of lamination is formed, define finished product after shaped annealing, i.e. single frame
Unshakable in one's determination 1.
As in figure 2 it is shown, be equipped with fracture seam 2 on every layer of lamination of each single frame iron core.I.e. every layer lamination be by
Multiple billots are spliced, and fracture seam is the joint between adjacent two billots.Wherein, fracture seam 2 is arranged on ferrum
The top of heart stem is near the position of upper yoke, it is preferred that fracture seam 2 is arranged on the scope of iron core column height 2/3～3/4
In.
There is between fracture seam and horizontal plane an inclination angle (as shown in Figure 3).(level is i.e. parallel to for directly seam
The fracture seam in face) for, it exists that joint size is little and shortcoming, the fracture tilted in the present embodiment such as magnetic resistance is high by employing
Seam, can increase the size of fracture seam and be substantially reduced open circuit loss.Preferably, the angular range at the inclination angle of fracture seam
It it is 30 °～50 °.It is furthermore preferred that described inclination angle is 45 °, thus the size of fracture seam can be made to increaseTimes and open circuit loss
Decline 4%～more than 6%.
In the present embodiment, the fracture seam 2 on every layer of lamination is two, and two fracture seams 2 are symmetricly set on iron core
The left side of stem and right side, be called left fracture seam and right fracture seam.In each single frame iron core 1, adjacent two layers ferrum
Left fracture seam and right fracture seam in lamination are and shift to install, so that the left fracture seam on whole single frame iron core
Arrange with the right equal indention of fracture seam, be so placed with beneficially unshakable in one's determination and during coil combination guiding, can conveniently realize ferrum
The combination in groups of lamination and docking closed assembly.
Wound iron-core transformer in the present embodiment, when carrying out coil and assembling unshakable in one's determination, uses vertical suit mode, first will
Top half unshakable in one's determination, the billot of the top half that will form lamination is pulled down from seaming zone, is inserted in respectively by three coils
After the single frame iron core of three Triangle-Profiles, then being resetted by all laminations, its technical process is similar to laminated core.
The above is only preferred implementation of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of without departing from this utility model principle, it is also possible to make some improvements and modifications, these improve and
Retouching also should be regarded as protection domain of the present utility model.
Claims (9)
1. a three-phase stereo rewinding material, including three single frame iron cores, each single frame is unshakable in one's determination by multilamellar lamination order socket shape
Become, it is characterised in that being equipped with fracture seam on every layer of lamination that each single frame is unshakable in one's determination, described fracture seam is arranged on iron core
The top of stem is near the position of upper yoke, and has an inclination angle between fracture seam and horizontal plane.
Three-phase stereo rewinding material the most according to claim 1, it is characterised in that the angular range at described inclination angle is 30 °
～50 °.
Three-phase stereo rewinding material the most according to claim 2, it is characterised in that described inclination angle is 45 °.
Three-phase stereo rewinding material the most according to claim 3, it is characterised in that described fracture seam is arranged on iron core column
The position of highly 2/3～3/4.
5. according to the three-phase stereo rewinding material described in any one of claim 1-4, it is characterised in that in each single frame iron core, phase
Fracture seam on adjacent two-layer lamination shifts to install, so that the fracture seam indention row on whole single frame iron core
Cloth.
Three-phase stereo rewinding material the most according to claim 5, it is characterised in that the fracture seam on every layer of lamination is two
Individual, two fracture seams are symmetricly set on left side and the right side of iron core column.
7. according to the three-phase stereo rewinding material described in any one of claim 1-4, it is characterised in that being shaped as of described lamination
Polygon.
8. according to the three-phase stereo rewinding material described in any one of claim 1-4, it is characterised in that the cross section that each single frame is unshakable in one's determination
It is shaped as the polygon of semicircle or external semicircle.
9. a Wound iron-core transformer, it is characterised in that this Wound iron-core transformer includes three described in any one of claim 1-8
Phase three dimensional wound core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620616225.4U CN205723103U (en) | 2016-06-21 | 2016-06-21 | Three-phase stereo rewinding material and Wound iron-core transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620616225.4U CN205723103U (en) | 2016-06-21 | 2016-06-21 | Three-phase stereo rewinding material and Wound iron-core transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205723103U true CN205723103U (en) | 2016-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620616225.4U Active CN205723103U (en) | 2016-06-21 | 2016-06-21 | Three-phase stereo rewinding material and Wound iron-core transformer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111292948A (en) * | 2018-12-06 | 2020-06-16 | 特变电工超高压电气有限公司 | Open wound iron core transformer core and manufacturing method, and open wound iron core transformer |
| CN112802667A (en) * | 2021-01-28 | 2021-05-14 | 王永法 | Three-dimensional wound core, transformer thereof and assembling method of transformer |
-
2016
- 2016-06-21 CN CN201620616225.4U patent/CN205723103U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111292948A (en) * | 2018-12-06 | 2020-06-16 | 特变电工超高压电气有限公司 | Open wound iron core transformer core and manufacturing method, and open wound iron core transformer |
| CN112802667A (en) * | 2021-01-28 | 2021-05-14 | 王永法 | Three-dimensional wound core, transformer thereof and assembling method of transformer |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |