CN203055618U - Bent-type amorphous alloy three-dimensional triangle superposed iron core - Google Patents

Bent-type amorphous alloy three-dimensional triangle superposed iron core Download PDF

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Publication number
CN203055618U
CN203055618U CN 201220749549 CN201220749549U CN203055618U CN 203055618 U CN203055618 U CN 203055618U CN 201220749549 CN201220749549 CN 201220749549 CN 201220749549 U CN201220749549 U CN 201220749549U CN 203055618 U CN203055618 U CN 203055618U
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CN
China
Prior art keywords
amorphous metal
crystaline amorphous
amorphous alloy
laminated core
yoke
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Application number
CN 201220749549
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Chinese (zh)
Inventor
刘贤龙
刘贤文
刘贤群
邓美华
阙建春
杨庆
苏红元
杨少丽
李晓彬
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广州广高高压电器有限公司
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Priority to CN 201220749549 priority Critical patent/CN203055618U/en
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Publication of CN203055618U publication Critical patent/CN203055618U/en

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Abstract

The utility model discloses a bent-type amorphous alloy three-dimensional triangle superposed iron core. The bent-type amorphous alloy three-dimensional triangle superposed iron core comprises three same independent amorphous alloy superposed iron core frames. The independent amorphous alloy superposed iron core frames comprise core columns which are formed by amorphous alloy column sheets in a superposed mode and iron yokes which are formed by amorphous alloy yoke sheets in a superposed mode, two ends of each amorphous alloy yoke sheet are of a bent structure, the amorphous alloy column sheets and the amorphous alloy yoke sheets are connected, and the three same independent amorphous alloy superposed iron core frames are spliced with a central angle being 120 degrees to form a closing three-dimensional triangle magnetic access. The bent-type amorphous alloy three-dimensional triangle superposed iron core resolves the problems that in the prior art, technology requirements are high, short-circuit resistant capacity is poor, specific loss of common silicon steel sheets is high, the effects of energy conservation and emission reduction cannot be achieved and the like, and has the advantages of being simple in structure, low in construction cost, good in short-circuit prevention capacity, energy-saving, capable of reducing emission, low in piece shape, few in piece source occupied space, convenient to manage in field and the like.

Description

A kind of non-crystaline amorphous metal 3-D triangle laminated core of bending-type

Technical field

The utility model relates to the three-phase transformer technology, is a kind of non-crystaline amorphous metal 3-D triangle laminated core of bending-type specifically.

Background technology

Three-phase Amorphous Alloy Core Transformer primary structure is that the plane volume is unshakable in one's determination in the transformer industry at present, and the core limb cross section is square structure, and this cross section is the iron core of square structure, major axis and short-axis direction discontinuity, anti-sudden short circuit ability extreme difference; Rolling technology complexity unshakable in one's determination, and need annealing just can reach the performance level of material itself after having rolled, in addition, mounting coil complex process, practicality are not strong, only limit to use in the miniature transformer, on the whole, the technological requirement height of this structure, shortcomings such as anti-short circuit capability difference, ordinary silicon steel disc specific loss height does not reach the effect of energy-saving and emission-reduction in addition.

The utility model content

The purpose of this utility model is to overcome the deficiency that above prior art exists, and provides that a kind of simple in structure, low cost, anti-short circuit capability are good, energy-saving and emission-reduction, the sheet type is less, film source occupies little space and the field management non-crystaline amorphous metal 3-D triangle laminated core of bending-type easily.

In order to achieve the above object, the utility model is by the following technical solutions: a kind of non-crystaline amorphous metal 3-D triangle laminated core of bending-type, comprise three identical independent non-crystaline amorphous metal laminated core frames, non-crystaline amorphous metal laminated core frame comprises the stem of non-crystaline amorphous metal post sheet stack and the iron yoke of non-crystaline amorphous metal yoke sheet stack separately, the two ends of non-crystaline amorphous metal yoke sheet are warp architecture, non-crystaline amorphous metal post sheet is connected with non-crystaline amorphous metal yoke sheet, three identical independent non-crystaline amorphous metal laminated core frames are pressed 120 ° of assembly units of central angle, form closed 3-D triangle flux path.

In order to save the core material cost, the iron yoke cross-sectional area of described non-crystaline amorphous metal yoke sheet stack is 1/2 of the stem cross-sectional area that is formed by stacking of non-crystaline amorphous metal post sheet.Total iron core weight lacks the weight of 1 centre-to-centre spacing than the plane laminated core.

In order further to reduce material cost, reduce no-load loss and no-load current simultaneously, improve the on-road efficiency of product, described iron yoke is D sections yoke.

For economical with materials, the cross section of the stem that described non-crystaline amorphous metal post sheet is formed by stacking is for approaching the polygon of circle.

In order further to improve the anti-short circuit capability of product, after described three identical independent non-crystaline amorphous metal laminated core frames are pressed 120 ° of assembly units of central angle, be coated with the insulating cement oven dry, form a firm integral body at last.

For than the every electromagnetic parameter of the easier assurance of plane iron core, the three-phase magnetic circuit symmetry, exciting current is little, after described three identical independent non-crystaline amorphous metal laminated core frames are pressed 120 ° of assembly units of central angle, forms on the space symmetrical structure fully.

Operation principle of the present utility model: a kind of non-crystaline amorphous metal 3-D triangle laminated core of bending-type, comprise three identical independent non-crystaline amorphous metal laminated core frames, non-crystaline amorphous metal laminated core frame comprises the stem of non-crystaline amorphous metal post sheet stack and the iron yoke of non-crystaline amorphous metal yoke sheet stack separately, the two ends of non-crystaline amorphous metal yoke sheet are warp architecture, non-crystaline amorphous metal post sheet is connected with non-crystaline amorphous metal yoke sheet, three identical independent non-crystaline amorphous metal laminated core frames are pressed 120 ° of assembly units of central angle, form closed 3-D triangle flux path.

During actual assembled, three identical independent non-crystaline amorphous metal laminated core frame splicings, form complete symmetrical structure on the space, the iron yoke is D sections yoke, when adopting the moulding of non-crystaline amorphous metal yoke sheet sheet type natural torsion, heart column section after the combination and common laminated core are identical, fold thick direction assembly unit according to iron core fully, rather than wedge angle has guaranteed diameter unshakable in one's determination to the wedge angle assembly unit, stressed and common laminated core unshakable in one's determination is identical, has therefore strengthened the anti-short circuit capability of transformer; Tie Xin sheet type is less in addition, and film source occupies little space, and field management is convenient.

After assembling is finished, when coiling, can carry out independent coiling at mould, not need to consider the installing space of winding former in addition in the design, so more compact structure, material cost further reduced.Because coil coiling separately, suit technology is identical with the plane laminated core, so design capacity and voltage are unrestricted, can be widely used in all three-phase transformer products.

After assembling is finished, when direct suit coil, do not need annealing process, save the production time, enhance productivity.

The utility model has following advantage and effect with respect to prior art:

1, the utility model has adopted and has comprised three identical independent non-crystaline amorphous metal laminated core frames, non-crystaline amorphous metal laminated core frame comprises the stem of non-crystaline amorphous metal post sheet stack and the iron yoke of non-crystaline amorphous metal yoke sheet stack separately, the two ends of non-crystaline amorphous metal yoke sheet are warp architecture, non-crystaline amorphous metal post sheet is connected with non-crystaline amorphous metal yoke sheet, three identical independent non-crystaline amorphous metal laminated core frames are pressed 120 ° of assembly units of central angle, form closed 3-D triangle flux path, have simple in structure, low cost, anti-short circuit capability is good, energy-saving and emission-reduction, the sheet type is less, characteristics such as film source occupies little space and field management is convenient.

2, the two ends of the non-crystaline amorphous metal yoke sheet in the utility model are warp architecture, heart column section after the combination and common laminated core are identical, fully according to the folded thick direction assembly unit of iron core, rather than wedge angle is to the wedge angle assembly unit, guaranteed diameter unshakable in one's determination, stressed and common laminated core unshakable in one's determination is identical, has therefore strengthened the anti-short circuit capability of transformer; Tie Xin sheet type is less in addition, and film source occupies little space, and field management is convenient.

3, the iron yoke cross-sectional area of the non-crystaline amorphous metal yoke sheet in the utility model stack is 1/2 of the stem cross-sectional area that is formed by stacking of non-crystaline amorphous metal post sheet, and total iron core weight lacks the weight of 1 centre-to-centre spacing than the plane laminated core, has saved the core material cost greatly.

4, the iron yoke in the utility model is D sections yoke, has further reduced material cost, has reduced no-load loss and no-load current simultaneously, has improved the on-road efficiency of product.

5, after the independent non-crystaline amorphous metal laminated core frame that three in the utility model are identical is pressed 120 ° of assembly units of central angle, form complete symmetrical structure on the space, than the every electromagnetic parameter of the easier assurance of plane iron core, the three-phase magnetic circuit symmetry, exciting current is little.

6, the utility model has reduced production process, and behind the utility model assembling finished product, directly suit coil does not need annealing process, saves the production time, enhances productivity.

Description of drawings

Fig. 1 is a kind of overall structure schematic diagram of non-crystaline amorphous metal 3-D triangle laminated core of bending-type;

Fig. 2 is a kind of vertical view of non-crystaline amorphous metal 3-D triangle laminated core of bending-type;

Fig. 3 is the D sections yoke structure schematic diagram in the utility model;

Fig. 4 is the stem cross-sectional area structural representation in the utility model.

Number in the figure and title are as follows:

1 The iron yoke 2 Stem 3 D sections yoke ? ?

Embodiment

For ease of it will be appreciated by those skilled in the art that the utility model is described in further detail below in conjunction with drawings and Examples.

Embodiment:

Shown in Fig. 1 ~ 4, a kind of non-crystaline amorphous metal 3-D triangle laminated core of bending-type, comprise three identical independent non-crystaline amorphous metal laminated core frames, non-crystaline amorphous metal laminated core frame comprises the stem 2 of non-crystaline amorphous metal post sheet stack and the iron yoke 1 of non-crystaline amorphous metal yoke sheet stack separately, the two ends of non-crystaline amorphous metal yoke sheet are warp architecture, non-crystaline amorphous metal post sheet is connected with non-crystaline amorphous metal yoke sheet, and three identical independent non-crystaline amorphous metal laminated core frames are pressed 120 ° of assembly units of central angle, forms closed 3-D triangle flux path.

Iron yoke 1 cross-sectional area of non-crystaline amorphous metal yoke sheet in present embodiment stack is 1/2 of stem 2 cross-sectional areas that are formed by stacking of non-crystaline amorphous metal post sheet.Total iron core weight lacks the weight of 1 centre-to-centre spacing than the plane laminated core, and as shown in Figure 4, the cross section of the stem 2 that the non-crystaline amorphous metal post sheet in the present embodiment is formed by stacking can be saved silicon steel material for approaching the polygon of circle, has saved raw material such as copper material again.

As shown in Figure 3, the iron yoke in the present embodiment 1 is D sections yoke 3.

After three identical independent non-crystaline amorphous metal laminated core frames in the present embodiment are pressed 120 ° of assembly units of central angle, be coated with the insulating cement oven dry, form a firm integral body at last.After assembling is finished, after three identical independent non-crystaline amorphous metal laminated core frames are pressed 120 ° of assembly units of central angle, form complete symmetrical structure on the space.

When adopting the moulding of non-crystaline amorphous metal yoke sheet sheet type natural torsion, stem 2 cross sections and common laminated core after the combination are identical, fully according to the folded thick direction assembly unit of iron core, rather than wedge angle is to the wedge angle assembly unit, guaranteed diameter unshakable in one's determination, stressed and common laminated core unshakable in one's determination is identical, has therefore strengthened the anti-short circuit capability of transformer; Tie Xin sheet type is less in addition, and film source occupies little space, and field management is convenient.

Above-mentioned embodiment is preferred embodiment of the present utility model; can not limit the utility model; other any change that does not deviate from the technical solution of the utility model and make or other equivalent substitute mode are included within the protection range of the present utility model.

Claims (6)

1. the non-crystaline amorphous metal 3-D triangle laminated core of a bending-type, it is characterized in that: comprise three identical independent non-crystaline amorphous metal laminated core frames, non-crystaline amorphous metal laminated core frame comprises the stem of non-crystaline amorphous metal post sheet stack and the iron yoke of non-crystaline amorphous metal yoke sheet stack separately, the two ends of non-crystaline amorphous metal yoke sheet are warp architecture, non-crystaline amorphous metal post sheet is connected with non-crystaline amorphous metal yoke sheet, three identical independent non-crystaline amorphous metal laminated core frames are pressed 120 ° of assembly units of central angle, form closed 3-D triangle flux path.
2. the non-crystaline amorphous metal 3-D triangle laminated core of bending-type according to claim 1 is characterized in that: the iron yoke cross-sectional area of described non-crystaline amorphous metal yoke sheet stack is 1/2 of the stem cross-sectional area that is formed by stacking of non-crystaline amorphous metal post sheet.
3. the non-crystaline amorphous metal 3-D triangle laminated core of bending-type according to claim 1, it is characterized in that: described iron yoke is D sections yoke.
4. the non-crystaline amorphous metal 3-D triangle laminated core of bending-type according to claim 1 is characterized in that: the cross section of the stem that described non-crystaline amorphous metal post sheet is formed by stacking is for approaching the polygon of circle.
5. the non-crystaline amorphous metal 3-D triangle laminated core of bending-type according to claim 1 is characterized in that: after described three identical independent non-crystaline amorphous metal laminated core frames are pressed 120 ° of assembly units of central angle, be coated with the insulating cement oven dry, form a firm integral body at last.
6. the non-crystaline amorphous metal 3-D triangle laminated core of bending-type according to claim 1 is characterized in that: after described three identical independent non-crystaline amorphous metal laminated core frames are pressed 120 ° of assembly units of central angle, form complete symmetrical structure on the space.
CN 201220749549 2012-12-31 2012-12-31 Bent-type amorphous alloy three-dimensional triangle superposed iron core CN203055618U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103456466A (en) * 2013-09-12 2013-12-18 韩宝华 Three-phase three-pillar three-dimensional magnetic circuit for electrical equipment
CN105990004A (en) * 2015-02-25 2016-10-05 上海稳得新能源科技有限公司 Stereo lamination type zero-clearance magnetic circuit three-phase transformer
CN107068350A (en) * 2017-05-12 2017-08-18 中科电力装备集团有限公司 A kind of arc-shaped iron core structure of transformer
CN107731484A (en) * 2017-11-07 2018-02-23 苏州科爱佳自动化科技有限公司 A kind of sliceable multiphase high pressure potential device of high precision

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103456466A (en) * 2013-09-12 2013-12-18 韩宝华 Three-phase three-pillar three-dimensional magnetic circuit for electrical equipment
CN105990004A (en) * 2015-02-25 2016-10-05 上海稳得新能源科技有限公司 Stereo lamination type zero-clearance magnetic circuit three-phase transformer
CN105990004B (en) * 2015-02-25 2020-12-04 上海稳得新能源科技有限公司 Three-dimensional laminated zero-gap magnetic circuit three-phase transformer
CN107068350A (en) * 2017-05-12 2017-08-18 中科电力装备集团有限公司 A kind of arc-shaped iron core structure of transformer
CN107731484A (en) * 2017-11-07 2018-02-23 苏州科爱佳自动化科技有限公司 A kind of sliceable multiphase high pressure potential device of high precision

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