CN205810536U - A kind of amorphous iron core transformator - Google Patents
A kind of amorphous iron core transformator Download PDFInfo
- Publication number
- CN205810536U CN205810536U CN201620755532.0U CN201620755532U CN205810536U CN 205810536 U CN205810536 U CN 205810536U CN 201620755532 U CN201620755532 U CN 201620755532U CN 205810536 U CN205810536 U CN 205810536U
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- iron core
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- transformator
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Abstract
The utility model discloses a kind of amorphous iron core transformator of field transformer, including iron core, and the low-voltage coil that arranges around the iron core column cross section of described iron core and high-tension coil；On the width of described iron core, the folded thickness of described iron core increases from two ends to Middle-gradient.It has the technical effect that the coiling that can make low-voltage coil and high-tension coil is more docile, and width is more preferable to size Control, can improve reliability and the anti-short circuit capability of amorphous iron core transformator, so that the load noise of amorphous iron core transformator is effectively controlled.
Description
Technical field
This utility model relates to a kind of amorphous iron core transformator of field transformer.
Background technology
The amorphous iron core transformator using amorphous alloy iron core has extremely low open circuit loss characteristic, is the most energy-conservation
Transformator, is also the environment-friendly products of country's encouragement popularization.
The iron core amorphous alloy strips winding of amorphous iron core transformator forms.The width specifications of amorphous alloy strips
There is all size of 142mm, 170mm, 213mm and below 140mm.Simultaneously as the hardness of amorphous alloy strips is big, it is impossible to as
Stalloy is the most cropped, and therefore the iron core of amorphous iron core transformator is generally wound into rectangle, matched coil
Also it is rectangle.But the coil anti-short circuit capability of rectangle is poor, and amorphous iron core transformer capacity is the biggest, and resistance to shorting problem is the severeest.Mesh
The capacity of front amorphous iron core transformator is substantially at below 2500kVA.
Meanwhile, when the low-voltage coil of amorphous iron core transformator is with Copper Foil coiling, once Copper Foil is thicker, on the corner be difficult to around
Uniform note, low-voltage coil shape and size difficulty controls.
The capacity of amorphous iron core transformator is the biggest simultaneously, and its loaded work piece electric current is the biggest, supervenes load greatly and makes an uproar
Sound, the wire turn of square coil loosely, has gap, and under alternating current the suction-combining force effect, noise is especially apparent.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, it is provided that a kind of amorphous iron core transformator, it can
So that the coiling of low-voltage coil and high-tension coil is more docile, width is more preferable to size Control, can improve amorphous iron core transformator
Reliability and anti-short circuit capability so that the load noise of amorphous iron core transformator is effectively controlled.
A kind of technical scheme realizing above-mentioned purpose is: a kind of amorphous iron core transformator, including iron core, and around described
The low-voltage coil of the iron core column cross section setting of iron core and high-tension coil；On the width of described iron core, folding of described iron core
Thickness increases from two ends to Middle-gradient.
Further, described iron core includes that one ranked first iron core group, and described first iron core group includes interior iron core volume and outer ferrum
Core is rolled up, and described interior iron core volume and described outer iron core are rolled up, and is all formed by amorphous alloy strips winding, and described outer iron core volume is coaxial
Being wound on the radial outside of described interior iron core volume, the width of described interior iron core volume is less than the width of described outer iron core volume, described interior
Iron core volume and described outer iron core are rolled up at width align center.
Further, described iron core includes that the first iron core group that two rows are coaxially disposed, described first iron core group include interior ferrum
Core volume and outer iron core roll up, described interior iron core volume and described outer iron core roll up, all by amorphous alloy strips winding form, described outside
Iron core volume is coaxially wound on the radial outside of described interior iron core volume, and the width of described interior iron core volume is less than the width of described outer iron core volume
Degree, described interior iron core rolls up the first end face on width and described outer iron core rolls up what the first end face on width was generally flush with,
Constitute the first end face on the width of described first iron core group, the second end face on described interior iron core volume width and institute
State the second end face on outer iron core volume width and constitute the second end face on described first iron core group width, described in two rows the
Two end faces on the corresponding described iron core width respectively of the second end face on one iron core group width.
Further, the first end face on the first iron core group width described in two rows is face contact.
Further, second coaxial with the first iron core group described in two rows it is additionally provided with between the first iron core group described in two rows
Iron core group, the first end on the first iron core group width described in two end faces of described second iron core group width and two rows
Face corresponding surface contact, the folded thickness of described second iron core group is more than the total folded thickness of described first iron core group.
Further, described amorphous alloy transformer also includes insulating cylinder, described low-voltage coil, described insulating cylinder and described
High-tension coil, around the iron core column cross section of described iron core, is the most sequentially coaxially arranged, described low-voltage coil, described insulating cylinder
With the shape of the axial cross section of described high-tension coil all in arc limit rectangle.
Further, described low-voltage coil or described high-tension coil leave one to three circle axially to dispel the heat air flue.
Further, described amorphous alloy transformer also includes insulation framework and main oil gallery, described insulation framework, described low
Line ball circle, described main oil gallery and described high-tension coil, around the iron core column cross section of described iron core, are the most sequentially coaxially arranged；
The shape of the axial cross section of described insulation framework, described low-voltage coil, described main oil gallery and described high-tension coil is arc limit square
Shape.
Further, described high-tension coil or described low-voltage coil leave one to the three axial oil duct of circle.
Have employed the technical scheme of a kind of amorphous iron core transformator of the present utility model, including iron core, and around described
The low-voltage coil of the iron core column cross section setting of iron core and high-tension coil；On the width of described iron core, folding of described iron core
Thickness increases from two ends to Middle-gradient.It has the technical effect that the coiling that can make low-voltage coil and high-tension coil is more docile, width
More preferable to size Control, reliability and the anti-short circuit capability of amorphous iron core transformator can be improved, so that amorphous iron core becomes
The load noise of depressor is effectively controlled.
Accompanying drawing explanation
Fig. 1 is the winding schematic diagram of three-phase three-column iron core.
Fig. 2 by being ranked first the left view of the three-phase three-column iron core that iron core group is formed by two.
Fig. 3 is the winding schematic diagram of three-phase and five-pole iron core.
Fig. 4 by being ranked first the left view of the three-phase and five-pole iron core that iron core group is formed by the second iron core group and two.
Fig. 5 is that the iron core of a kind of amorphous iron core transformator of the present utility model be ranked first iron core when iron core group forms by one
Column section schematic diagram.
Fig. 6 is that the iron core of a kind of amorphous iron core transformator of the present utility model be ranked first iron core when iron core group forms by two
Column section schematic diagram.
Fig. 7 is that the iron core of a kind of amorphous iron core transformator of the present utility model be ranked first iron core group by the second iron core group and two
Iron core column schematic cross-section during composition.
Fig. 8 be a kind of amorphous iron core transformator of the present utility model for structural representation during dry-type transformer.
Fig. 9 be a kind of amorphous iron core transformator of the present utility model for structural representation during oil-filled transformer.
Detailed description of the invention
Referring to Fig. 1 to Fig. 9, inventor of the present utility model is in order to enable preferably to enter the technical solution of the utility model
Row understands, below by specifically embodiment, and combines accompanying drawing and is described in detail:
Referring to Fig. 1 to Fig. 9, a kind of amorphous iron core transformator of the present utility model, including iron core 1, iron core 1 is by one to three
The iron core group that row is set up in parallel is constituted.
When only row's iron core group in iron core, i.e. iron core 1 only one ranked first iron core group 2.
First iron core group 2 is by interior iron core volume 21 and is coaxially wound on interior iron core and rolls up the outer iron core of 21 radial outsides and roll up 22 structures
Become.In winding, the width of the amorphous alloy strips of iron core volume 21 is less than the width of the non-alloyed band of winding outer iron core volume 22, because of
This, the width W1 of interior iron core volume 21 is less than the width W2 of winding outer iron core volume 22.Iron core volume 21 and outer iron core volume 22 in winding
Time, interior iron core volume 21 and outer iron core volume 22 at width align center, interior iron core volume 21 and the width of outer iron core volume 22,
The namely width of the first iron core group 2 and the width of iron core 1.Therefore the first iron core group 2, namely iron core 1 width
Two end faces on direction are the most stepped.At the two ends of iron core 1 width, the folded thickness of iron core 1 is the folded of outer iron core volume 22
Thick T2, at the middle part of iron core 1 width, the folded thickness of iron core 1 is the folded thick T2 and the folded thick T1 of interior iron core volume of outer iron core volume 22
Sum, therefore, on the width of iron core 1, the folded thickness of iron core 1 increases from two ends to Middle-gradient.
When iron core contains the first iron core group 2 having two rows to be coaxially disposed in two row's iron core group, i.e. iron core 1.
First iron core group 2 is by interior iron core volume 21 and is coaxially wound on interior iron core and rolls up the outer iron core of 21 radial outsides and roll up 22 structures
Become.In winding, the width of the amorphous alloy strips of iron core volume 21 is less than the width of the non-alloyed band of winding outer iron core volume 22, because of
This, the width W1 of interior iron core volume 21 is less than the width W2 of winding outer iron core volume 22.Interior iron core rolls up the first end on 21 widths
Face and outer iron core roll up what the first end face on 22 widths was generally flush with, form the first end on the first iron core group 2 width
Face.Interior iron core rolls up the second end face on 21 widths and outer iron core is rolled up the second end face on 22 widths and constituted the first iron core group
The second end face on 2 widths, the second end face on the first iron core group 2 width is stepped.Two ranked first iron core group 2
The first end face on width is face contact.Two the second end faces that ranked first on iron core group 2 width are correspondingly formed ferrum
Two end faces of core 1 width.At the two ends of iron core 1 width, the folded thickness of iron core 1 is the folded thick T2 of outer iron core volume 22,
At the middle part of iron core 1 width, the folded thickness of iron core 1 is folded thick T2 and the folded thick T1 sum of interior iron core volume of outer iron core volume 22,
Therefore, on the width of iron core 1, the folded thickness of iron core 1 increases from two ends to Middle-gradient.
When in iron core 1 containing three row's iron core group: iron core 1 has the first iron core group 2, Yi Ji that two rows are coaxially disposed
Two ranked first between iron core group 2, ranked first, with two, the second iron core group 3 that iron core group 2 is coaxially disposed.
First iron core group 2 is by interior iron core volume 21 and is coaxially wound on interior iron core and rolls up the outer iron core of 21 radial outsides and roll up 22 structures
Become.In winding, the width of the amorphous alloy strips of iron core volume 21 is less than the width of the non-alloyed band of winding outer iron core volume 22, because of
This, the width W1 of interior iron core volume 21 is less than the width W2 of winding outer iron core volume 22.Interior iron core rolls up the first end on 21 widths
Face and outer iron core roll up what the first end face on 22 widths was generally flush with, form the first end on the first iron core group 2 width
Face.Interior iron core rolls up the second end face on 21 widths and outer iron core is rolled up the second end face on 22 widths and constituted the first iron core group
The second end face on 2 widths, the second end face on the first iron core group 2 width is stepped.Second iron core group 3 is by width
Degree is wound into for the wide amorphous alloy strips of W3, and the width of the i.e. second iron core group 3 is W3.Second iron core group 3 is arranged on two groups
The centre of the first iron core group 2.Two end faces correspondences on second iron core group 2 width ranked first iron core group 2 width side with two
Upwards the first end plane-plane contact.The folded thick T3 of the second iron core group 3, more than or equal to the total folded thickness of the first iron core group 2, two ranked first ferrum
The second end face on core group 2 width is correspondingly formed two end faces of iron core 1 width.At iron core 1 width two
End, the folded thickness of iron core 1 is the folded thick T2 of outer iron core volume 22, and at the middle part of iron core 1 width, the folded thickness of iron core 1 is the second ferrum
The folded thick T3 of core group 3, folded thickness between the two is folded thick T2 and the folded thick T1 sum of interior iron core volume of outer iron core volume 22, i.e. first
The total folded thickness of iron core group 2.Therefore, on the width of iron core 1, the folded thickness of iron core 1 increases from two ends to Middle-gradient.
Iron core 1 can be three-phase five-limb or three-phase three-limb.No matter iron core 1 is a row, two rows, three row's iron core group,
On the width of iron core 1, the folded thickness of iron core 1 increases from two ends to Middle-gradient.Therefore the envelope in the iron core column cross section of iron core 1
Line forms arc limit rectangle.
If a kind of amorphous iron core transformator of the present utility model is dry-type transformer, then, in addition to iron core 1, also include enclosing
The low-voltage coil 4 arranged around the iron core column cross section of iron core 1, and the high-tension coil 6 arranged at low-voltage coil 4 radial outside.Low
The shape of the axial cross section of line ball circle 4 and high-tension coil 6, rely on iron core 1 iron core column cross section and in arc limit rectangle；Low-voltage coil
4 and high-tension coil 6 all with after enamel-covered wire or Copper Foil coiling through epoxide resin vacuum pour into a mould after curing molding.Low-voltage coil 4
And between high-tension coil 6 radial direction, axial cross section shape can be set also for the insulating cylinder 5 of arc limit rectangle.Meanwhile, low-voltage coil 4 He
One to three circle axially heat radiation air flue 7 all can be left on high-tension coil 6.Low-voltage coil 4, insulating cylinder 5 and high-tension coil 6 are coaxially to set
Put.Insulating cylinder 5 adds the main empty path creep distance of a kind of amorphous iron core transformator of the present utility model.
If a kind of amorphous iron core transformator of the present utility model is oil-filled transformer, then, in addition to iron core 1, also include
Around the iron core column cross section of iron core 1, the insulation framework 9 the most sequentially coaxially arranged, low-voltage coil 4, main oil gallery 10 and height
Line ball circle 6.Insulation framework 9, low-voltage coil 4, main oil gallery 10 and high-tension coil 6 all rely on the iron core column cross section of iron core 1, thus axle
It is arc limit rectangle to the shape in cross section.The thickness of insulation framework 9 is generally 4～8mm, according to amorphous iron core transformer capacity
Size selects.Coiling low-voltage coil 4 on the periphery wall of insulation framework 9.The radial outside of low-voltage coil 4 is wound around main oil gallery
10, the radial outside coiling high-tension coil 6 of main oil gallery 10, so that insulation framework 9, low-voltage coil 4, main oil gallery 10, high-voltage line
Circle 6 one entirety of formation.In order to increase area of dissipation, high-tension coil 6 and low-voltage coil 4 all can arrange one to three circle axial oil
Road 7.
This utility model, by the iron core 1 that the envelope in iron core column cross section is arc limit rectangle, makes matched low-voltage line
Circle 4, the axial cross section of high-tension coil 6 shape also in arc limit rectangle.Such design, one is to make Copper Foil, copper wire winding
When low-voltage coil 4 and high-tension coil 6 more docile, the width of low-voltage coil 4 and high-tension coil 6 is good to size Control.Two is to increase
Add amorphous iron core transformator and bear width to electrodynamic ability, improve reliability and the resistance to shorting energy of amorphous iron core transformator
Power；Three be coiling low-voltage coil 4 and high-tension coil 6 compacter so that the load noise of amorphous iron core transformator can obtain
Effectively controlling, the particularly low-voltage coil 4 to dry-type transformer pours into a mould the load noise control of structure more preferably.
Using a capacity that ranked first the amorphous iron core transformator that iron core group 2 constitutes iron core 1 can be 50～200kVA, uses
Two capacity that ranked first the amorphous iron core transformator that iron core group 2 constitutes iron core 1 can be 200～2000kVA；Two are used to ranked second ferrum
The capacity of the amorphous iron core transformator that core group 3 and the first iron core group 2 constitute iron core 1 can be 2000～6300kVA.
Those of ordinary skill in the art is it should be appreciated that above embodiment is intended merely to illustrate that this practicality is new
Type, and it is not used as to restriction of the present utility model, as long as in spirit of the present utility model, to the above
The change of embodiment, modification all will fall in Claims scope of the present utility model.
Claims (9)
1. an amorphous iron core transformator, including iron core, and the low-voltage coil of the iron core column cross section setting around described iron core
And high-tension coil；It is characterized in that:
On the width of described iron core, the folded thickness of described iron core increases from two ends to Middle-gradient.
A kind of amorphous iron core transformator the most according to claim 1, it is characterised in that: described iron core includes that one ranked first ferrum
Core group, described first iron core group includes that interior iron core volume and outer iron core are rolled up, and described interior iron core volume and described outer iron core are rolled up, and are all by non-
Peritectic alloy strip coil around, described outer iron core volume be coaxially wound on described interior iron core volume radial outside, described interior iron core
The width of volume is rolled up at width align center less than the width of described outer iron core volume, described interior iron core volume and described outer iron core.
A kind of amorphous iron core transformator the most according to claim 1, it is characterised in that: described iron core includes that two rows coaxially set
The first iron core group put, described first iron core group includes that interior iron core volume and outer iron core are rolled up, described interior iron core volume and described outer iron core
Volume, is all formed by amorphous alloy strips winding, and described outer iron core volume is coaxially wound on the radial outside of described interior iron core volume,
The width of described interior iron core volume is less than the width of described outer iron core volume, the first end face on described interior iron core volume width and institute
State what the first end face on outer iron core volume width was generally flush with, constitute the first end on the width of described first iron core group
On face, the second end face on described interior iron core volume width and described outer iron core volume width, the second end face constitutes described the
The second end face on one iron core group width, the most corresponding institute of the second end face on the first iron core group width described in two rows
State two end faces on iron core width.
A kind of amorphous iron core transformator the most according to claim 2, it is characterised in that: the first iron core group width described in two rows
The first end face on direction is face contact.
A kind of amorphous iron core transformator the most according to claim 3, it is characterised in that: described in two rows between the first iron core group
Be additionally provided with second iron core group coaxial with the first iron core group described in two rows, two end faces of described second iron core group width with
The first end face corresponding surface contact on first iron core group width described in two rows, the folded thickness of described second iron core group is more than described
The total folded thickness of the first iron core group.
A kind of amorphous iron core transformator the most as claimed in any of claims 1 to 5, it is characterised in that: it also includes
Insulating cylinder, described low-voltage coil, described insulating cylinder and described high-tension coil are around the iron core column cross section of described iron core, from inside to outside
Sequentially coaxially arranging, the shape of the axial cross section of described low-voltage coil, described insulating cylinder and described high-tension coil is all in arc limit square
Shape.
A kind of amorphous iron core transformator the most according to claim 6, it is characterised in that: described low-voltage coil or described high pressure
Leave one to three on coil and enclose the air flue that axially dispels the heat.
A kind of amorphous iron core transformator the most as claimed in any of claims 1 to 5, it is characterised in that: it also includes
Insulation framework and main oil gallery, described insulation framework, described low-voltage coil, described main oil gallery and described high-tension coil are around described ferrum
The iron core column cross section of core, is the most sequentially coaxially arranged；Described insulation framework, described low-voltage coil, described main oil gallery and institute
The shape of the axial cross section stating high-tension coil is arc limit rectangle.
A kind of amorphous iron core transformator the most according to claim 8, it is characterised in that: described high-tension coil or described low pressure
One to the three axial oil duct of circle is left on coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620755532.0U CN205810536U (en) | 2016-07-18 | 2016-07-18 | A kind of amorphous iron core transformator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620755532.0U CN205810536U (en) | 2016-07-18 | 2016-07-18 | A kind of amorphous iron core transformator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205810536U true CN205810536U (en) | 2016-12-14 |
Family
ID=57507882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620755532.0U Expired - Fee Related CN205810536U (en) | 2016-07-18 | 2016-07-18 | A kind of amorphous iron core transformator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205810536U (en) |
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2016
- 2016-07-18 CN CN201620755532.0U patent/CN205810536U/en not_active Expired - Fee Related
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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 |
Effective date of registration: 20180212 Address after: 200335, Shanghai, Changning District Tianshan West Road, No. 2, 588-590 building, East 1 building Co-patentee after: Shanghai Zhixin Electric Amorphous Co., Ltd. Patentee after: SHANGHAI ZHIXIN ENERGY SAVING ENVIRONMENTAL PROTECTION CO., LTD. Co-patentee after: Shanghai Zhixin Electrical Co., Ltd. Co-patentee after: Shanghai Metglas Zhixin Amorphous Metals Co., Ltd. Address before: Qingpu Tianchen Industrial Park Road Qingpu District Shanghai city 201712 No. 1888 Co-patentee before: Shanghai Zhixin Electrical Co., Ltd. Patentee before: Shanghai Zhixin Electric Amorphous Co., Ltd. Co-patentee before: Shanghai Metglas Zhixin Amorphous Metals Co., Ltd. |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161214 Termination date: 20190718 |
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| CF01 | Termination of patent right due to non-payment of annual fee |