CN109859935A - The loop construction and foil coil winding method of three dimensional wound core transformer - Google Patents
The loop construction and foil coil winding method of three dimensional wound core transformer Download PDFInfo
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- CN109859935A CN109859935A CN201711243784.0A CN201711243784A CN109859935A CN 109859935 A CN109859935 A CN 109859935A CN 201711243784 A CN201711243784 A CN 201711243784A CN 109859935 A CN109859935 A CN 109859935A
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- 239000011888 foil Substances 0.000 title claims abstract description 119
- 238000010276 construction Methods 0.000 title claims abstract description 36
- 238000004804 winding Methods 0.000 title claims abstract description 14
- 238000000034 method Methods 0.000 title claims abstract description 13
- 229910052751 metal Inorganic materials 0.000 claims description 171
- 239000002184 metal Substances 0.000 claims description 171
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 89
- 238000009413 insulation Methods 0.000 claims description 51
- 238000005253 cladding Methods 0.000 claims description 12
- 239000004568 cement Substances 0.000 claims description 11
- 238000010422 painting Methods 0.000 claims description 8
- PMVSDNDAUGGCCE-TYYBGVCCSA-L Ferrous fumarate Chemical group [Fe+2].[O-]C(=O)\C=C\C([O-])=O PMVSDNDAUGGCCE-TYYBGVCCSA-L 0.000 claims 1
- 239000003292 glue Substances 0.000 claims 1
- 230000009471 action Effects 0.000 abstract description 4
- 239000010410 layer Substances 0.000 description 296
- 230000015572 biosynthetic process Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 239000011889 copper foil Substances 0.000 description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 3
- 239000010931 gold Substances 0.000 description 3
- 229910052737 gold Inorganic materials 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000005520 electrodynamics Effects 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000005030 aluminium foil Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The present invention discloses the loop construction and foil coil winding method of a kind of three dimensional wound core transformer, spacing between the first coil ontology and first insulating layer, spacing between second coil body and the second insulating layer, spacing between the tertiary coil ontology and the tertiary coil ontology, it is 0-3mm, when short circuit occurs for circuit, the first coil ontology, second coil body and the tertiary coil ontology under the action of by radial electric power deflection it is less, protect the first coil ontology, second coil body and the tertiary coil ontology are not destroyed, enhance the stability of the loop construction of the three dimensional wound core transformer.
Description
Technical field
The present invention relates to power equipments, more particularly to the loop construction and foil winding of a kind of three dimensional wound core transformer
Winding method.
Background technique
Three dimensional wound core transformer is a kind of Power-saving-type Power Transformer, it has creatively reformed traditional power transformer
Laminated magnetic line structure and three-phase layout, optimize properties of product more, noise substantially reduces, compact-sized small in size etc.,
However, the electrodynamic ability of resistance to shorting of the loop construction of this kind of three dimensional wound core transformer still waits to optimize at present, need
It further increases.
Summary of the invention
Based on this, the present invention proposes the loop construction and foil coil winding method of a kind of three dimensional wound core transformer, mentions
The high anti-short circuit capability of three dimensional wound core transformer coil.
Specific technical solution is as follows:
A kind of loop construction of three dimensional wound core transformer, comprising:
Three dimensional wound core, the three dimensional wound core include the first iron core column, the second iron core column and third core stem；
Insulating layer, the insulating layer include the first insulating layer, second insulating layer and third insulating layer, first insulating layer
Cladding or painting are located on the outer wall of first iron core column, and the second insulating layer cladding or painting are located at the second iron core core
On the outer wall of column and the third insulating layer is coated or is applied and is located on the outer wall of the third core stem；
Metal foil component, the metal foil component include the first metal foil, the second metal foil and third metal
Paillon, first metal foil is wound on the outer wall of first insulating layer using first iron core column as center axis,
The first coil ontology including at least two circle conductive layers is formed, and between the adjacent two circles conductive layer in the first coil ontology
Insulation set, spacing between the inner wall of the first coil ontology and the outer wall of first insulating layer are 0-3mm, described the
It includes at least that two metal foils, which are wound on the outer wall of the second insulating layer using second iron core column as center axis, are formed,
Second coil body of two circle conductive layers, insulation set between the adjacent two circles conductive layer in second coil body are described
Spacing between the inner wall of second coil body and the outer wall of the second insulating layer is 0-3mm and the third metal foil
Being wound on the outer wall of the third insulating layer, being formed using the third core stem as center axis includes at least two circle conductive layers
Tertiary coil ontology, insulation set between conductive layer described in adjacent two circle in the tertiary coil ontology, the third line
The spacing enclosed between the inner wall of ontology and the outer wall of the third insulating layer is 0-3mm.
The loop construction of above-mentioned three dimensional wound core transformer, the inner wall of the first coil ontology and first insulating layer
Outer wall spacing, the spacing of the outer wall of the inner wall and second insulating layer of second coil body and the tertiary coil
The spacing of the outer wall of the inner wall of ontology and the third insulating layer is 0-3mm, when short circuit occurs for circuit, the first coil
Under the action of by radial electric power, deflection is less for ontology, the second coil body and the tertiary coil ontology, protects described
First coil ontology, the second coil body and the tertiary coil ontology are not destroyed, and enhance the three dimensional wound core transformer
Loop construction stability, further, due to the outer wall of the inner wall and first insulating layer of the first coil ontology
Spacing, the inner wall of second coil body and the spacing of the outer wall of the second insulating layer and the tertiary coil ontology it is interior
The spacing of wall and the outer wall of the third insulating layer is smaller, improves the first coil ontology and first iron core column
Between heat exchanger effectiveness, heat exchanger effectiveness and the third between second coil body and second iron core column
Therefore heat exchanger effectiveness between coil body and the third core stem can reduce the three dimensional wound core transformer
Loop construction temperature rise.
The inner wall of the first coil ontology is bonded with the outer wall of first insulating layer in one of the embodiments,
The inner wall of second coil body is bonded with the outer wall of the second insulating layer and the inner wall of the tertiary coil ontology and institute
State the outer wall fitting of third insulating layer.The first coil ontology and first insulating layer are fitted closely, second line
The inner wall of circle ontology is bonded with the outer wall of the second insulating layer and the inner wall of the tertiary coil ontology insulate with the third
The outer wall fitting of layer, makes the first coil ontology, the second coil body and the tertiary coil ontology are by radial short circuit
Power radial-deformation is almost 0, further protects the loop construction of the three dimensional wound core transformer, enhances three dimensional wound core
The stability of transformer.
In one of the embodiments, between the inner wall of the first coil ontology and the outer wall of first insulating layer
Spacing is greater than 0 and to be less than or equal to 1.5mm, between the inner wall of second coil body and the outer wall of the second insulating layer
Spacing be greater than 0 and be less than or equal to 1.5mm and the tertiary coil ontology inner wall and third flower insulating layer it is outer
Spacing between wall is greater than 0 and to be less than or equal to 1.5mm.
The inner wall of first insulating layer is bonded with the outer wall of first iron core column in one of the embodiments,
The inner wall of the second insulating layer be bonded with the outer wall of second iron core column and the inner wall of the third insulating layer with it is described
The outer wall of third core stem is bonded.Make first insulating layer, the second insulating layer and the third insulating layer respectively with
First iron core column, second iron core column and the third core stem combine fastening, meanwhile, improve described the
Heat exchanger effectiveness between one coil body and first iron core column, second coil body and the second iron core core
The heat exchanger effectiveness between heat exchanger effectiveness and the tertiary coil ontology and the third core stem between column reduces institute
State the temperature rise of the loop construction of three dimensional wound core transformer.
In one of the embodiments, first metal foil include the first metal covering and with the first metal covering phase
To the first insulating surfaces of setting, first insulating surfaces coat or are coated with the 4th insulating layer, and first metal covering is towards institute
It states the outer wall of the first insulating layer and is wound on shape on the outer wall of first insulating layer by center axis of first iron core column
At the first coil ontology, second metal foil includes the second metal covering and is oppositely arranged with second metal covering
Second insulating surfaces, second insulating surfaces coat or are coated with the 5th insulating layer, and second metal covering is exhausted towards described second
The outer wall of edge layer is simultaneously wound on the outer wall of the second insulating layer using second iron core column as center axis and forms described
Two coil ontology, the third metal foil include that third metal covering and the third being oppositely arranged with the third metal covering insulate
Face, the third insulating surfaces coat or are coated with the 6th insulating layer, and the third metal covering is towards the outer of the third insulating layer
Wall is simultaneously wound on the outer wall of the third insulating layer using the third core stem as center axis and forms the tertiary coil sheet
Body.So that the adjacent two circles conductive layer in the first coil ontology is insulated, leads adjacent two circle in second coil body
Electric layer insulate and the adjacent two circles conductive layer in the tertiary coil ontology is made to insulate.
First metal foil includes the first side and the second side being oppositely arranged in one of the embodiments,
First side and second side are wound on first insulating layer by center axis of first iron core column
On outer wall, it is correspondingly formed the first end and the second end of first coil ontology, the first end and the second end are exhausted
Edge setting, second metal foil includes the third side and the 4th side being oppositely arranged, the third side and described the
Four sides are wound on the outer wall of the second insulating layer using second iron core column as center axis, are correspondingly formed the second line
Enclose the third end and the 4th end of ontology, the third end and the 4th overhang insulation setting, the third metal foil
Piece includes the 5th side and the 6th side being oppositely arranged, and the 5th side and the 6th side are with the third core
Stem is that center axis is wound on the outer wall of the third insulating layer, is correspondingly formed the fifth end and the 6th of tertiary coil ontology
End, the fifth end and the 6th overhang insulation setting.The first end of the first coil ontology and described second
Overhang insulation setting, the third end of second coil body and the 4th overhang insulation setting and the tertiary coil sheet
The fifth end of body and the 6th overhang insulation setting, guarantee the first end and the second end, the third end
Portion and the 4th end and the fifth end and the 6th end are not contaminated and destroy.
It in one of the embodiments, further include two four-line poem with seven characters to a line edge layer, two the 8th insulating layers and two the 9th insulation
Layer, two four-line poem with seven characters to a line edge layer are respectively corresponded to be bonded with the side of the side of first side and second side and be set
It sets, for making first side and second side insulate, the 4th insulating layer coats first insulating surfaces and two
A four-line poem with seven characters to a line edge layer, and institute is formed using the outer wall that first iron core column is wound on first insulating layer as center axis
State first coil ontology, two the 8th insulating layers respectively correspond and the side of the third side and the 4th side
Side fitting setting, the side insulation of side and the 4th side for making the third side, the 5th insulating layer
It coats second insulating surfaces and two the 8th insulating layers, and is wound on using second iron core column as center axis described
The outer wall of second insulating layer forms second coil body, and two the 9th insulating layers respectively correspond and the 5th side
Side and the 6th side side be bonded setting, for making the side of the 5th side and the side of the 6th side
Side insulation, the 6th insulating layer coat the third insulating surfaces and two the 9th insulating layers, and with the third core
Stem forms the tertiary coil ontology for the outer wall that center axis is wound on the third insulating layer.Two four-line poem with seven characters to a line edge layer
Coiling, which forms first coil ontology, together with first metal foil and the 4th insulating layer not only ensure that the first end
Insulation and the second end insulation, also make two four-line poem with seven characters to a line edge layer and first side side and described second side
The side in portion is fastened, and two the 8th insulating layer coilings together with second metal foil and the 5th insulating layer are formed
Second coil body not only ensure that the third end and the 4th overhang insulation, also make two the 8th insulating layers with
The side of the side of the third side and the 4th side is fastened, two the 9th insulating layers and third gold
Belonging to paillon and the 6th insulating layer, coiling formation tertiary coil ontology not only ensure that the fifth end and the 6th end together
Portion's insulation, is bonded two the 9th insulating layers tightly with the side of the side of the 5th side and the 6th side
Gu.
It in one of the embodiments, further include connector assembly, the connector assembly includes: the first wiring part, and second connects
Line piece, third wiring part, the 4th wiring part, the 5th wiring part and the 6th wiring part, first metal foil include first around
Starting ends processed and the first coiling final end opposite with the first coiling starting ends, the first coiling starting ends
Be fixedly connected to form the first lead portion being used to connect with external devices with the first wiring part, first final end with
The second wiring part is fixedly connected to form the second leading part being used to connect with external devices, the first lead portion and described
Second leading part is located at the inner side and outer side of the first coil ontology, and second metal foil rises including the second coiling
Top portion and the second coiling final end opposite with the second coiling starting ends, the second coiling starting ends and institute
State third wiring part and be fixedly connected to form the third leading part being used to connect with external devices, second final end with it is described
4th wiring part is fixedly connected to form the 4th leading part being used to connect with external devices, the third leading part and the described 4th
Leading part is located at the inner side and outer side of second coil body, and the third metal foil includes third coiling starting point
Portion and the third coiling final end opposite with the third coiling starting ends, the third coiling starting ends and described the
Five wiring parts are fixedly connected to form the 5th leading part being used to connect with external devices, the third final end and the described 6th
Wiring part is fixedly connected to form the 6th leading part being used to connect with external devices, the 5th leading part and the 6th lead
Portion is located at the inner side and outer side of the tertiary coil ontology.The first lead portion and second leading part are set with outside
Standby connection, and the first lead portion and second leading part are located at the two sides of the first coil ontology, when described first
When leading part and second leading part are connect with external equipment, clamped by the first wiring part and the second lead part
The first coil ontology, the third leading part and the 4th leading part are connect with external equipment, and the third lead
Portion and the 4th leading part are located at the two sides of second coil body, when the third leading part and the 4th leading part
When being connect with external equipment, second coil body is clamped by the third wiring part and the 4th wiring part, is reached
The effect of fixed second coil body, similarly, the 5th leading part and the 6th leading part are connect with external equipment,
And the 5th leading part and the 6th leading part are located at the two sides of the tertiary coil ontology, when the 5th leading part and
When 6th leading part is connect with external equipment, the third is clamped by the 5th wiring part and the 6th wiring part
Coil body has the function that the fixed tertiary coil ontology.
A kind of foil coil winding method, includes the following steps:
Three dimensional wound core is provided, the three dimensional wound core includes the first iron core column, the second iron core column and third core
Stem；
First insulating layer, second insulating layer and third insulating layer are provided, first insulating layer is coated or painting is located at institute
On the outer wall for stating the first iron core column, the second insulating layer is coated or is applied on the outer wall for being located at second iron core column and
The third insulating layer is coated or applied and is located on the outer wall of the third core stem；
First metal foil of preset length and thickness, the second metal foil, third metal foil, the 4th insulation are provided
Layer, the 5th insulating layer and the 6th insulating layer, first metal foil include opposite the first metal covering and the first insulating surfaces and
Opposite the first coiling starting ends and the first coiling final end, second metal foil include the second opposite metal covering
With the second insulating surfaces and opposite the second coiling starting ends and the second coiling final end, the third metal foil includes phase
Pair third metal covering and third insulating surfaces and opposite third coiling starting ends and third coiling final end；
First metal covering is arranged towards the outer wall of first insulating layer, the first coiling starting ends are set
Be placed on the outer wall of first insulating layer, the 4th insulating layer coated into first insulating surfaces, by described first around
Final end processed draws first metal foil and the 4th insulating layer using first iron core column as center axis coiling
On the outer wall of first insulating layer, the first coil ontology including at least two circle conductive layers is formed, and makes the First Line
The spacing enclosed between the inner wall of ontology and the outer wall of first insulating layer is 0-3mm；
Second metal covering is arranged towards the outer wall of the second insulating layer, the second coiling starting ends are set
Be placed on the outer wall of the second insulating layer, the 5th insulating layer coated into second insulating surfaces, by described second around
Final end processed draws second metal foil and the 5th insulating layer using second iron core column as center axis coiling
On the outer wall of the second insulating layer, the second coil body including at least two circle conductive layers is formed, and makes second line
The spacing enclosed between the inner wall of ontology and the outer wall of the second insulating layer is 0-3mm；
The third metal covering is arranged towards the outer wall of the third insulating layer, the third coiling starting ends are set
Be placed on the outer wall of the third insulating layer, the 6th insulating layer coated into the third insulating surfaces, by the third around
Final end processed draws the third metal foil and the 6th insulating layer using the third core stem as center axis coiling
On the outer wall of the third insulating layer, the tertiary coil ontology including at least two circle conductive layers is formed, and makes the third line
The spacing enclosed between the inner wall of ontology and the outer wall of the third insulating layer is 0-3mm.
Using the loop construction of the three dimensional wound core transformer of above-mentioned foil coil winding method coiling, the first coil
The spacing of the outer wall of the inner wall of ontology and first insulating layer, the inner wall of second coil body and the second insulating layer
The spacing of outer wall and the spacing of outer wall of the inner wall and third insulating layer of the tertiary coil ontology be 0-3mm,
When short circuit occurs for circuit, the first coil ontology, the second coil body and the tertiary coil ontology are by radial electrodynamic
Under effect, deflection is less, protects the first coil ontology, and the second coil body and the tertiary coil ontology are not broken
It is bad, enhance the stability of the loop construction of the three dimensional wound core transformer, further, due in the first coil ontology
The spacing of the outer wall of wall and first insulating layer, the outer wall of the inner wall and second insulating layer of second coil body
The inner wall of spacing and the tertiary coil ontology and the spacing of the outer wall of the third insulating layer are smaller, improve described first
Heat exchanger effectiveness between coil body and first iron core column, second coil body and second iron core column
Between heat exchanger effectiveness and the tertiary coil ontology and the third core stem between heat exchanger effectiveness, can reduce
The temperature rise of the loop construction of the three dimensional wound core transformer.
In one of the embodiments, in the first coil ontology, the second coil body and the tertiary coil ontology
After coiling, the loop construction of entire three dimensional wound core transformer is immersed in insulating cement, the insulating cement is enable to fill
Divide the gap filled between first metal covering and the 4th insulating layer, second metal covering and the 5th insulating layer
Between gap and third metal covering and the 6th insulating layer between gap.The insulating cement can be filled in described first
In gap between metal covering and the 4th insulating layer, first metal foil deflection in stress is reduced, institute is made
It is more stable to state first coil ontology, similarly, the insulating cement can be filled in second metal covering and the 5th insulation
In gap between layer, second metal foil deflection in stress is reduced, keeps second coil body more steady
The fixed and described insulating cement can be filled in the gap between the third metal covering and the 6th insulating layer, make described the
Three metal foils deflection in stress reduces, and keeps the tertiary coil ontology more stable.
Detailed description of the invention
Fig. 1 is that the structure of three dimensional wound core is intended to；
Fig. 2 is that the structure of the coil of three dimensional wound core transformer is intended to；
Fig. 3 is the deployed configuration schematic diagram in an embodiment before the first metal foil coiling；
Fig. 4 is the schematic cross-section of first coil ontology in an embodiment；
Fig. 5 is the schematic cross-section of the second coil body in an embodiment；
Fig. 6 is the interface schematic diagram of tertiary coil ontology in an embodiment.
Description of symbols:
10, the loop construction of three dimensional wound core transformer, 100, three dimensional wound core, the 101, first iron core column, 102,
Two iron core columns, 103, third core stem, the 201, first insulating layer, 202, second insulating layer, 203, third insulating layer, 300,
First coil ontology, the 301, first metal foil, the 302, the 4th insulating layer, 303, four-line poem with seven characters to a line edge layer, the 400, second coil body,
401 second metal foils, the 402, the 5th insulating layer, the 403, the 8th insulating layer, 500, tertiary coil ontology, 501, third metal foil
Piece, the 502, the 6th insulating layer, the 503, the 9th insulating layer, 601 first lead portions, the 6011, first wiring part, the 602, second lead
Portion, 6,021 second wiring parts, 603, third leading part, 6031, third wiring part, 604 the 4th leading parts, the 6041, the 4th wiring
Part, the 605, the 5th leading part, the 6051, the 5th wiring part, the 606, the 6th leading part, the 6061, the 6th wiring part.
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing to the present invention
Specific embodiment be described in detail.Many details are explained in the following description in order to fully understand this hair
It is bright.But the invention can be embodied in many other ways as described herein, those skilled in the art can be not
Similar improvement is done in the case where violating intension of the present invention, therefore the present invention is not limited to the specific embodiments disclosed below.
As depicted in figs. 1 and 2, a kind of loop construction 10 of three dimensional wound core transformer of the invention, comprising: three-dimensional winding iron
The heart 100, three dimensional wound core 100 include the first iron core column 101, the second iron core column 102 and third core stem 103；Insulation
Layer, insulating layer include the first insulating layer 201, second insulating layer 202 and third insulating layer 203, and the first insulating layer 201 is coated or applied
It is located on the outer wall of the first iron core column 101, the cladding of second insulating layer 202 or painting are located on the outer wall of the second iron core column 102
And the cladding of third insulating layer 203 or painting are located on the outer wall of third core stem 103；Metal foil component, metal foil component
Including the first metal foil 301, the second metal foil 401 and third metal foil 501, the first metal foil 301 is with the first iron
Heart stem 101 is that center axis is wound on the outer wall of the first insulating layer 201, forms the first coil including at least two circle conductive layers
Ontology 300, and insulation set between the adjacent two circles conductive layer in first coil ontology 300, the inner wall of first coil ontology 300
Spacing between the outer wall of the first insulating layer 201 is 0-3mm, and the second metal foil 401 is centered on the second iron core column 102
Axis is wound on the outer wall of second insulating layer 202, forms the second coil body 400 including at least two circle conductive layers, the second line
Enclose insulation set between the adjacent two circles conductive layer in ontology 400, the inner wall and second insulating layer 202 of the second coil body 400
Outer wall between spacing be 0-3mm and third metal foil 501 with third core stem 103 is that center axis is wound on third
On the outer wall of insulating layer 203, formed include at least two circle conductive layers tertiary coil ontology 500, in tertiary coil ontology 500
Insulation set between adjacent two circles conductive layer, between the inner wall of tertiary coil ontology 500 and the outer wall of third insulating layer 203 between
Away from for 0-3mm.
Specifically, metal foil component can be copper foil component, the foil conductive material such as aluminium foil component, it is preferable that at this
In secondary embodiment, metal foil component is copper foil component, and copper foil material has excellent conduction, heating conduction.
The loop construction 10 of above-mentioned three dimensional wound core transformer, the inner wall of first coil ontology 300 and the first insulating layer 201
Outer wall spacing, the spacing and tertiary coil ontology of the outer wall of the inner wall and second insulating layer 202 of the second coil body 400
The spacing of 500 inner wall and the outer wall of third insulating layer 203, is 0-3mm, when short circuit occurs for circuit, first coil ontology
300, under the action of by radial electric power, deflection is less for the second coil body 400 and tertiary coil ontology 500, protects
One coil body 300, the second coil body 400 and tertiary coil ontology 500 are not destroyed, enhancing three dimensional wound core transformer
The stability of loop construction 10, further, due between the inner wall of first coil ontology 300 and the outer wall of the first insulating layer 201
The inner wall of spacing and tertiary coil ontology 500 away from, the outer wall of the inner wall and second insulating layer 202 of the second coil body 400 with
The spacing of the outer wall of third insulating layer 203 is smaller, improves between first coil ontology 300 and the first iron core column 101
Heat exchanger effectiveness, heat exchanger effectiveness and tertiary coil ontology 500 between the second coil body 400 and the second iron core column 102
Therefore the loop construction 10 of three dimensional wound core transformer can be reduced with the heat exchanger effectiveness between third core stem 103
Temperature rise, further, since the spacing between the inner wall of first coil ontology 300 and the outer wall of the first insulating layer 201 is 0-3mm,
Spacing between the inner wall of second coil body 400 and the outer wall of second insulating layer 202 is 0-3mm and tertiary coil ontology 500
Inner wall and third insulating layer 203 outer wall between spacing be 0-3mm, reduce first coil ontology 300 with first insulate
The distance between the outer wall of layer 201, the distance between the second coil body 400 and the outer wall of second insulating layer 202 and third line
The distance between the outer wall of ontology 500 and third insulating layer 203 is enclosed, to save first coil under conditions of identical the number of turns
The material of ontology 300, the material of the second coil body 400 and the material of tertiary coil ontology 500, while reducing first coil
Ontology 300, the load loss of the second coil body 400 and tertiary coil ontology 500, and then resource has been saved, it is reduced for user
Use cost.
Based on any of the above embodiments, the outer wall of the inner wall of first coil ontology 300 and the first insulating layer 201 pastes
It closes, the inner wall of the second coil body 400 is bonded with the outer wall of second insulating layer 202 and the inner wall of tertiary coil ontology 500 and the
The outer walls of three insulating layers 203 is bonded, make first coil ontology 300, the second coil body 400 and tertiary coil ontology 500 by
It is almost 0 to radial short-circuit force radial-deformation, further protects the loop construction 10 of 100 transformer of three dimensional wound core, increases
The stability of 100 transformer of strong three dimensional wound core.
Based on any of the above embodiments, the outer wall of the inner wall of first coil ontology 300 and the first insulating layer 201 it
Between spacing be greater than 0 and be less than or equal to 1.5, between the inner wall of the second coil body 400 and the outer wall of second insulating layer 202
Spacing be greater than 0 and to be less than or equal between the outer wall of inner wall and third flower insulating layer of 1.5mm and tertiary coil ontology 500
Spacing be greater than 0 and be less than or equal to 1.5mm.
Based on any of the above embodiments, the outer wall of the inner wall of the first insulating layer 201 and the first iron core column 101 pastes
It closes, the inner wall of second insulating layer 202 is bonded with the outer wall of the second iron core column 102 and the inner wall and third of third insulating layer 203
The outer wall of iron core column 103 is bonded, and makes the first insulating layer 201, second insulating layer 202 and third insulating layer 203 respectively correspond with
First iron core column 101, the second iron core column 102 and third core stem 103 combine fastening, meanwhile, improve first coil
Heat exchanger effectiveness, the second coil body 400 between ontology 300 and the first iron core column 101 and between the second iron core column 102
Heat exchanger effectiveness and tertiary coil ontology 500 and third core stem 103 between heat exchanger effectiveness, reduce three dimensional wound core
The temperature rise of the loop construction 10 of transformer.
Based on any of the above embodiments, the first metal foil 301 include the first metal covering and with the first metal covering
The first insulating surfaces being oppositely arranged, the first insulating surfaces coat or are coated with the 4th insulating layer 302, and the first metal covering is exhausted towards first
The outer wall of edge layer 201 and be that center axis is wound on the outer wall of the first insulating layer 201 and forms First Line with the first iron core column 101
Ontology 300 is enclosed, the second metal foil 401 includes the second metal covering and the second insulating surfaces being oppositely arranged with the second metal covering, the
Two insulating surfaces coat or are coated with the 5th insulating layer 402, outer wall of second metal covering towards second insulating layer 202 and with the second iron
Heart stem 102 is wound on the outer wall of second insulating layer 202 for center axis and forms the second coil body 400, third metal foil
501 include third metal covering and the third insulating surfaces that are oppositely arranged with third metal covering, and third insulating surfaces coat or be coated with the
Six insulating layers 502, outer wall of the third metal covering towards third insulating layer 203 and with third core stem 103 be the coiling of center axis
Tertiary coil ontology 500 is formed on the outer wall of third insulating layer 203, keeps adjacent two circle in first coil ontology 300 conductive
Layer insulation makes adjacent two circles conductive layer in the second coil body 400 insulate and makes adjacent two circle in tertiary coil ontology 500
Conductive layer insulation.Further, on the basis of the embodiment, the first metal foil 301 include the first side for being oppositely arranged and
Second side, the first side and the second side are that center axis is wound on the outer of the first insulating layer 201 with the first iron core column 101
On wall, it is correspondingly formed the first end and the second end of first coil ontology 300, first end and the second end insulation set,
Second metal foil 401 includes the third side and the 4th side being oppositely arranged, and third side and the 4th side are with the second iron
Heart stem 102 is that center axis is wound on the outer wall of second insulating layer 202, is correspondingly formed the third end of the second coil body 400
Portion and the 4th end, third end and the setting of the 4th overhang insulation, third metal foil 501 include the 5th side being oppositely arranged
With the 6th side, the 5th side and the 6th side are that center axis is wound on third insulating layer 203 with third core stem 103
On outer wall, it is correspondingly formed fifth end and the 6th end of tertiary coil ontology 500, fifth end and the 6th overhang insulation are set
It sets, the first end and the second end insulation set of first coil ontology 300, the third end of the second coil body 400 and
The fifth end and the setting of the 6th overhang insulation of the setting of four overhang insulations and tertiary coil ontology 500, guarantee first end and the
Two ends, third end and the 4th end and fifth end and the 6th end are not contaminated and destroy.Further, such as fig. 4 to fig. 6
It is shown, it further include two four-line poem with seven characters to a line edge layer 303, two the 8th insulating layers 403 and two the 9th insulating layers 503, two four-line poems with seven characters to a line
Edge layer 303, which is respectively corresponded, is bonded setting with the side of the side of the first side and the second side, for making the first side and second
Side insulation, the 4th insulating layer 302 coats the first insulating surfaces and two four-line poem with seven characters to a line edge layer 303, and is with the first iron core column 101
The outer wall that central axis is wound on the first insulating layer 201 forms first coil ontology 300, and two the 8th insulating layers 403 respectively correspond
It is bonded setting with the side of the side of third side and the 4th side, for making the side of third side and the side of the 4th side
Insulation, the 5th insulating layer 402 coat the second insulating surfaces and two the 8th insulating layers 403, and centered on the second iron core column 102
The outer wall that axis is wound on second insulating layer 202 forms the second coil body 400, and two the 9th insulating layers 503 respectively correspond and the
The side of the side of five sides and the 6th side fitting setting, for make the 5th side side and the 6th side side it is exhausted
Edge, the 6th insulating layer 502 coat third insulating surfaces and two the 9th insulating layers 503, and with third core stem 103 for center axis
The outer wall for being wound on third insulating layer 203 forms tertiary coil ontology 500, two four-line poem with seven characters to a line edge layer 303 and the first metal foil
301 and the 4th insulating layer 302 together coiling formed first coil ontology 300 not only ensure that first end insulation and the second end
Insulation, also makes two four-line poem with seven characters to a line edge layer 303 be fastened with the side of the first side and the side of the second side, and two the 8th absolutely
Coiling forms the second coil body 400 and not only ensure that together for edge layer 403 and the second metal foil 401 and the 5th insulating layer 402
Third end and the 4th overhang insulation also make two the 8th insulating layers 403 and the side of third side and the side of the 4th side
It is fastened, coiling forms third line together for two the 9th insulating layers 503 and third metal foil 501 and the 6th insulating layer 502
Circle ontology 500 not only ensure that fifth end and the 6th overhang insulation, also make the side of two the 9th insulating layers 503 and the 5th side
The side of side and the 6th side is fastened.In other embodiments, by first end, the second end, third end,
Four ends, fifth end and the 6th end coated insulating layer come to first end, the second end, third end, the 4th end, the
Five ends and the 6th end carry out overhang insulation processing.
It as shown in Figure 1 to Figure 3, based on any of the above embodiments, further include connector assembly, connector assembly includes:
First wiring part 6011, the second wiring part 6021, third wiring part 6031, the 4th wiring part 6041, the 5th wiring part 6051 and
6th wiring part 6061, the first metal foil 301 include the first coiling starting ends and opposite with the first coiling starting ends
First coiling final end, the first coiling starting ends are fixedly connected to form with the first wiring part 6011 for connecting with external equipment
The first lead portion 601 connect, the first final end are fixedly connected to form with the second wiring part 6021 and are used to connect with external devices
The second leading part 602, first lead portion 601 and the second leading part 602 are located at the inside of first coil ontology 300 and outer
Side, the second metal foil 401 include that the second coiling starting ends and second coiling opposite with the second coiling starting ends terminate
End, the second coiling starting ends and third wiring part 6031 are fixedly connected to form the third lead being used to connect with external devices
Portion 603, the second final end and the 4th wiring part 6041 are fixedly connected to form the 4th leading part being used to connect with external devices
604, third leading part 603 and the 4th leading part 604 are located at the inner side and outer side of the second coil body 400, third metal
Paillon 501 include third coiling starting ends and the third coiling final end opposite with third coiling starting ends, third around
Starting ends processed and the 5th wiring part 6051 are fixedly connected to form the 5th leading part 605 being used to connect with external devices, third
Final end and the 6th wiring part 6061 are fixedly connected to form the 6th leading part 606 being used to connect with external devices, and the 5th draws
Line portion 605 and the 6th leading part 606 are located at the inner side and outer side of tertiary coil ontology 500；First lead portion 601 and second
Leading part 602 is connect with external equipment, and first lead portion 601 and the second leading part 602 are located at the two of first coil ontology 300
Side passes through the first wiring part 6011 and when first lead portion 601 and the second leading part of coil 602 are connect with external equipment
Two wiring parts 6021 clamp first coil ontology 300, have the function that fixed first coil ontology 300, equally, third leading part
603 and the 4th leading part 604 connect with external equipment, and third leading part 603 and the 4th leading part 604 are located at the second coil sheet
The two sides of body 400 pass through third wiring part when third leading part 603 and the 4th leading part 604 of coil are connect with external equipment
6031 and the 4th wiring part 6041 clamp the second coil body 400, have the function that fix the second coil body 400, similarly, the
Five leading parts 605 and the 6th leading part 606 are connect with external equipment, and the 5th leading part 605 and the 6th leading part 606 are located at the
The two sides of three-winding ontology 500 pass through when the 5th leading part 605 and the 6th leading part 606 of coil are connect with external equipment
Five wiring parts 6051 and the 6th wiring part 6061 clamp tertiary coil ontology 500, reach the work of fixed tertiary coil ontology 500
With.
Invention additionally discloses a kind of foil coil winding methods, include the following steps:
There is provided three dimensional wound core 100, three dimensional wound core 100 include the first iron core column 101, the second iron core column 102 and
Third core stem 103；
First insulating layer 201, second insulating layer 202 and third insulating layer 203 are provided, by the first insulating layer 201 cladding or
Painting is located on the first iron core column 101, second insulating layer 202 is coated or applied is located on the second iron core column 102 and by third
The cladding of insulating layer 203 or painting are located on third core stem 103；
First metal foil 301 of offer preset length and thickness, the second metal foil 401, third metal foil 501,
4th insulating layer 302, the 5th insulating layer 402 and the 6th insulating layer 502, the first metal foil 301 include the first opposite metal
Face and the first insulating surfaces and opposite the first coiling starting ends and the first coiling final end, the second metal foil 401 include
Opposite the second metal covering and the second insulating surfaces and opposite the second coiling starting ends and the second coiling final end, third gold
Belonging to paillon 501 includes that opposite third metal covering and third insulating surfaces and opposite third coiling starting ends and third coiling are whole
Not-go-end portion；
First metal covering is arranged towards the outer wall of the first insulating layer 201, and the first coiling starting ends are set to first absolutely
On the outer wall of edge layer 201, the 4th insulating layer 302 is coated into the first insulating surfaces, the first gold medal is drawn by the first coiling final end
Belong to paillon 301 and the 4th insulating layer 302 with the first iron core column 101 be center axis be wound on the outer wall of the first insulating layer 201,
The first coil ontology 300 including at least two circle conductive layers is formed, and makes the inner wall and the first insulating layer of first coil ontology 300
Spacing between 201 outer wall is 0-3mm；
Second metal covering is arranged towards the outer wall of second insulating layer 202, the second coiling starting ends are set to second
On the outer wall of insulating layer 202, the 5th insulating layer 402 is coated into the second insulating surfaces, passes through the second coiling final end traction second
Metal foil 401 and the 5th insulating layer 402 are wound on the outer wall of second insulating layer 202 with the second iron core column 102 for center axis
Upper, formation includes the second coil body 400 of at least two circle conductive layers, and makes the inner wall and second of the second coil body 400 absolutely
Spacing between the outer wall of edge layer 202 is 0-3mm；
Third metal covering is arranged towards the outer wall of third insulating layer 203, third coiling starting ends are set to third
On the outer wall of insulating layer 203, the 6th insulating layer 502 is coated into third insulating surfaces, third is drawn by third coiling final end
Metal foil 501 and the 6th insulating layer 502 are wound on the outer wall of third insulating layer 203 with third core stem 103 for center axis
Upper, formation includes the tertiary coil ontology 500 of at least two circle conductive layers, and keeps the inner wall of tertiary coil ontology 500 and third exhausted
Spacing between the outer wall of edge layer 203 is 0-3mm.
Above-mentioned foil coil winding method, by by the first insulating layer 201, second insulating layer 202 and third insulating layer 203
It directly corresponds to cladding or applies and be located at the first iron core column 101, on the outer wall of the second iron core column 102 and third core stem 103,
To the first iron core column 101,103 insulation processing of the second iron core column 102 and third core stem；By the first metal foil 301,
Second metal foil 302 and third metal foil 303 are directly wound on the first insulating layer 201, the second insulation by preset the number of turns
First coil ontology 300, the second coil body 400 and tertiary coil are correspondingly formed on the outer wall of layer 202 and third insulating layer 203
Ontology 500, while making the spacing 0-3mm between the inner wall of first coil ontology 300 and the outer wall of the first insulating layer 201, make
Spacing between the inner wall of second coil body 400 and the outer wall of second insulating layer 202 is 0-3mm and makes tertiary coil ontology
Spacing between 500 inner wall and the outer wall of third insulating layer 203 is 0-3mm, when short circuit occurs for circuit, first coil ontology
300, under the action of by radial electric power, deflection is less for the second coil body 400 and tertiary coil ontology 500, protects
One coil body 300, the second coil body 400 and tertiary coil ontology 500 are not destroyed, enhancing three dimensional wound core transformer
The stability of loop construction 10, further, due between the inner wall of first coil ontology 300 and the outer wall of the first insulating layer 201
The inner wall of spacing and tertiary coil ontology 500 away from, the outer wall of the inner wall and second insulating layer 202 of the second coil body 400 with
The spacing of the outer wall of third insulating layer 203 is smaller, improves between first coil ontology 300 and the first iron core column 101
Heat exchanger effectiveness, heat exchanger effectiveness and tertiary coil ontology 500 between the second coil body 400 and the second iron core column 102
Therefore the loop construction 10 of three dimensional wound core transformer can be reduced with the heat exchanger effectiveness between third core stem 103
Temperature rise.Further, before coiling, the first coiling starting ends of the first metal foil 301 and the first wiring part 6011 are fixed
Connection forms the first lead portion 601 being used to connect with external devices, and the first wiring part 6011 is set to the first insulating layer 201
Outer wall on, by the first metal foil 301 along the first insulating layer 201 outer wall coiling formed first coil ontology 300 come
The first wiring part 6011 is clamped, after coiling, by the first final end of the first metal foil 301 and the second wiring part 6021
It is fixedly connected to form the second leading part 602 being used to connect with external devices, when in use, first lead portion 601 and second draws
Line portion 602 is connect with external equipment, and first lead portion 601 and the second leading part 602 are located at the two of first coil ontology 300
Side passes through the first wiring part 6011 and when first lead portion 601 and the second leading part of coil 602 are connect with external equipment
Two wiring parts 6021 clamp first coil ontology 300, have the function that fixed first coil ontology 300.Similarly, by the second metal
The the second coiling starting ends and third wiring part 6031 of paillon 401 are fixedly connected to form the third being used to connect with external devices
Third wiring part 6031 is set on the outer wall of second insulating layer 202 by leading part 603, by the second metal foil 401 along
The second coil body 400 that the outer wall coilings of two insulating layers 202 is formed clamps third wiring part 6031, after coiling, will
Second final end and the 4th wiring part 6041 are fixedly connected to form the 4th leading part 604 being used to connect with external devices,
In use, third leading part 603 and the 4th leading part 604 are connect with external equipment, and third leading part 603 and the 4th leading part
604 are located at the two sides of the second coil body 400, when third leading part 603 and the 4th leading part 604 of coil are connect with external equipment
When, the second coil body 400 is clamped by third wiring part 6031 and the 4th wiring part 6041, reaches and fixes the second coil body
400 effect, similarly, third coiling starting ends are fixedly connected to form with the 5th wiring part 6051 and are used to connect with external devices
The 5th leading part 605, the 5th wiring part 6051 is set on the outer wall of third insulating layer 203, third metal foil is passed through
501 clamp the 5th wiring part 6051 along the tertiary coil ontology 500 of the outer wall coiling formation of third insulating layer 203, and coiling is complete
Third final end and the 6th wiring part 6061 are fixedly connected to form the 6th leading part being used to connect with external devices by Bi Hou
606, the 5th leading part 605 and the 6th leading part 606 are connect with external equipment, and the 5th leading part 605 and the 6th leading part 606
Positioned at the two sides of tertiary coil ontology 500, when the 5th leading part 605 and the 6th leading part 606 of coil are connect with external equipment,
Tertiary coil ontology 500 is clamped by the 5th wiring part 6051 and the 6th wiring part 6061, reaches fixed tertiary coil ontology 500
Effect.Further, before coiling, two four-line poem with seven characters to a line edge layer 303 of pre-set dimension, two the 8th insulating layers 403 and two are cut
Two four-line poem with seven characters to a line edge layer 303 are respectively corresponded and are pasted with the side of the side of the first side and the second side by a 9th insulating layer 503
Setting is closed, for making the first side and the second side insulate, the 4th insulating layer 302 coats the first insulating surfaces and two four-line poem with seven characters to a line edge
Layer 303, and be the outer wall formation first coil ontology that center axis is wound on the first insulating layer 201 with the first iron core column 101
300, two the 8th insulating layers 403 respectively correspond and are bonded setting with the side of the side of third side and the 4th side, for making
The insulation of the side of the side of third side and the 4th side, the 5th insulating layer 402 coat the second insulating surfaces and two the 8th insulation
Layer 403, and be outer wall the second coil body of formation that center axis is wound on second insulating layer 202 with the second iron core column 102
400, two the 9th insulating layers 503 respectively correspond and are bonded setting with the side of the side of the 5th side and the 6th side, for making
The side insulation of the side and the 6th side of 5th side, the 6th insulating layer 502 coat third insulating surfaces and two the 9th insulation
Layer 503, and be the outer wall formation tertiary coil ontology that center axis is wound on third insulating layer 203 with third core stem 103
500, coiling forms first coil ontology together for two four-line poem with seven characters to a line edge layer 303 and the first metal foil 301 and the 4th insulating layer 302
300 not only ensure that first end insulation and the second end insulation, also make the side of two four-line poem with seven characters to a line edge layer 303 and the first side
It is fastened with the side of the second side, two the 8th insulating layers 403 and the second metal foil 401 and the 5th insulating layer 402 1
Playing coiling the second coil body 400 of formation not only ensure that third end and the 4th overhang insulation, also make two the 8th insulating layers
403 are fastened with the side of third side and the side of the 4th side, two the 9th insulating layers 503 and third metal foil
501 and the 6th insulating layer 502 together coiling formed tertiary coil ontology 500 not only ensure that fifth end and the 6th end are exhausted
Edge also makes two the 9th insulating layers 503 be fastened with the side of the 5th side and the side of the 6th side.Further,
One coil body 300, after 500 coiling of the second coil body 400 and tertiary coil ontology, by entire three dimensional wound core transformation
The loop construction 10 of device is immersed in insulating cement, enable insulating cement be sufficient filling with the first metal covering and the 4th insulating layer 302 it
Between gap, between the gap and third metal covering and the 6th insulating layer 502 between the second metal covering and the 5th insulating layer 402
Gap.Insulating cement can be filled in the gap between the first metal covering and the 4th insulating layer 302, make the first metal foil 301
In stress, deflection is reduced, and keeps first coil ontology 300 more stable, similarly, insulating cement can be filled in the second metal covering
In gap between the 5th insulating layer 402, the second metal foil 401 deflection in stress is reduced, the second coil sheet is made
Body 400 is more stable and insulating cement can be filled in the gap between third metal covering and the 6th insulating layer 502, makes third
The deflection in stress of metal foil 501 reduces, and keeps tertiary coil ontology 500 more stable.
It is understood that the number of plies of the first metal foil 301, the second metal foil 302 and third metal foil 303 can
To be that single layer is also possible to multilayer, as long as meeting first metal foil 301, second metal foil 302 and described
Three metal foils 303 are by method coiling disclosed in any of the above-described embodiment, the first coil ontology 300 being correspondingly formed, and second
Coil body 400 and tertiary coil ontology 500, and between the inner wall of first coil ontology 300 and the outer wall of the first insulating layer 201
Spacing and tertiary coil ontology 500 away from, the inner wall of the second coil body 400 and the outer wall of the second insulating layer 202 it is interior
The spacing of the outer wall of wall and the third insulating layer 203 is 0-3mm.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Each technical characteristic of above embodiments can carry out arbitrary group
It closes, for simplicity of description, combination not all possible to each technical characteristic in above-described embodiment is all described, however,
As long as there is no contradiction in the combination of these technical features, all should be considered as described in this specification.
Only several embodiments of the present invention are expressed for above embodiments, and the description thereof is more specific and detailed, but can not
Therefore it is construed as limiting the scope of the patent.It should be pointed out that for those of ordinary skill in the art,
Under the premise of not departing from present inventive concept, various modifications and improvements can be made, and these are all within the scope of protection of the present invention.
Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of loop construction of three dimensional wound core transformer characterized by comprising
Three dimensional wound core, the three dimensional wound core include the first iron core column, the second iron core column and third core stem；
Insulating layer, the insulating layer include the first insulating layer, second insulating layer and third insulating layer, the first insulating layer cladding
Or apply and be located on the outer wall of first iron core column, the second insulating layer cladding or painting are located at second iron core column
On outer wall and the third insulating layer is coated or is applied and is located on the outer wall of the third core stem；
Metal foil component, the metal foil component include the first metal foil, the second metal foil and third metal foil,
First metal foil is wound on the outer wall of first insulating layer using first iron core column as center axis, forms packet
The first coil ontology of at least two circle conductive layers is included, and insulate and sets between the adjacent two circles conductive layer in the first coil ontology
It sets, the spacing between the inner wall of the first coil ontology and the outer wall of first insulating layer is 0-3mm, second metal
It includes that at least two circles are led that paillon, which is wound on the outer wall of the second insulating layer using second iron core column as center axis, is formed,
Second coil body of electric layer, insulation set between the adjacent two circles conductive layer in second coil body, second line
The spacing enclosed between the inner wall of ontology and the outer wall of the second insulating layer is 0-3mm and the third metal foil with described
Third core stem is that center axis is wound on the outer wall of the third insulating layer, forms the third including at least two circle conductive layers
Coil body, insulation set between conductive layer described in adjacent two circle in the tertiary coil ontology, the tertiary coil ontology
Inner wall and the third insulating layer outer wall between spacing be 0-3mm.
2. the loop construction of three dimensional wound core transformer according to claim 1, which is characterized in that the first coil sheet
The inner wall of body is bonded with the outer wall of first insulating layer, the inner wall of second coil body and the second insulating layer it is outer
The inner wall of wall fitting and the tertiary coil ontology is bonded with the outer wall of the third insulating layer.
3. the loop construction of three dimensional wound core transformer according to claim 1, which is characterized in that the first coil sheet
Spacing between the inner wall of body and the outer wall of first insulating layer is greater than 0 and to be less than or equal to 1.5mm, second coil
Spacing between the inner wall of ontology and the outer wall of the second insulating layer is greater than 0 and to be less than or equal to 1.5mm and the third
Spacing between the inner wall of coil body and the outer wall of third flower insulating layer is greater than 0 and to be less than or equal to 1.5mm.
4. the loop construction of three dimensional wound core transformer according to claim 1, which is characterized in that first insulating layer
Inner wall be bonded with the outer wall of first iron core column, the inner wall of the second insulating layer and second iron core column it is outer
The inner wall of wall fitting and the third insulating layer is bonded with the outer wall of the third core stem.
5. the loop construction of three dimensional wound core transformer according to claim 1, which is characterized in that first metal foil
Piece includes the first metal covering and the first insulating surfaces for being oppositely arranged with first metal covering, the first insulating surfaces cladding or is applied
Equipped with the 4th insulating layer, outer wall of first metal covering towards first insulating layer simultaneously with first iron core column is
Mandrel, which is wound on the outer wall of first insulating layer, forms the first coil ontology, and second metal foil includes second
Metal covering and the second insulating surfaces being oppositely arranged with second metal covering, second insulating surfaces coat or are coated with pentasyllabic quatrain
Edge layer, the outer wall of second metal covering towards the second insulating layer are simultaneously wound on using second iron core column as center axis
Form second coil body on the outer wall of the second insulating layer, the third metal foil include third metal covering and with
The third insulating surfaces that the third metal covering is oppositely arranged, the third insulating surfaces coat or are coated with the 6th insulating layer, described
Outer wall of the third metal covering towards the third insulating layer is simultaneously wound on the third using the third core stem as center axis
The tertiary coil ontology is formed on the outer wall of insulating layer.
6. the loop construction of three dimensional wound core transformer according to claim 5, which is characterized in that first metal foil
Piece includes the first side and the second side being oppositely arranged, and first side and second side are with first iron core
Stem is that center axis is wound on the outer wall of first insulating layer, is correspondingly formed the first end and second of first coil ontology
End, the first end and the second end insulation set, second metal foil include the third side being oppositely arranged
Portion and the 4th side, the third side and the 4th side are wound on using second iron core column as center axis described
On the outer wall of second insulating layer, it is correspondingly formed the third end and the 4th end of the second coil body, the third end and institute
The setting of the 4th overhang insulation is stated, the third metal foil includes the 5th side and the 6th side being oppositely arranged, and the described 5th
Side and the 6th side are wound on the outer wall of the third insulating layer using the third core stem as center axis, right
Fifth end and the 6th end of tertiary coil ontology, the fifth end and the 6th overhang insulation setting should be formed.
7. the loop construction of three dimensional wound core transformer according to claim 6, which is characterized in that further include two the 7th
Insulating layer, two the 8th insulating layers and two the 9th insulating layers, two four-line poem with seven characters to a line edge layer respectively correspond and first side
The fitting setting of the side of the side in portion and second side, for making first side and second side insulate, institute
It states the 4th insulating layer and coats first insulating surfaces and two four-line poem with seven characters to a line edge layer, and centered on first iron core column
The outer wall that axis is wound on first insulating layer forms the first coil ontology, two the 8th insulating layers respectively correspond with
The side of the side of the third side and the 4th side fitting setting, for making the side of the third side and described
The side of 4th side is insulated, the 5th insulating layer cladding second insulating surfaces and two the 8th insulating layers, and with
Second iron core column forms second coil body, two institutes for the outer wall that center axis is wound on the second insulating layer
It states the 9th insulating layer and respectively corresponds and be bonded setting with the side of the side of the 5th side and the 6th side, for making
The side insulation of the side and the 6th side of the 5th side is stated, the 6th insulating layer coats the third insulating surfaces and two
A 9th insulating layer, and institute is formed using the outer wall that the third core stem is wound on the third insulating layer as center axis
State tertiary coil ontology.
8. the loop construction of three dimensional wound core transformer according to claim 1, which is characterized in that further include wiring group
Part, the connector assembly include: the first wiring part, the second wiring part, third wiring part, the 4th wiring part, the 5th wiring part and
6th wiring part, first metal foil include the first coiling starting ends and opposite with the first coiling starting ends
First coiling final end, the first coiling starting ends are fixedly connected to form with the first wiring part for setting with outside
The first lead portion of standby connection, first final end and the second wiring part, which are fixedly connected to form, to be used for and external equipment
Second leading part of connection, the first lead portion and second leading part are located at the inside of the first coil ontology
And outside, second metal foil include the second coiling starting ends and opposite with the second coiling starting ends second
Coiling final end, the second coiling starting ends are fixedly connected to form with the third wiring part for connecting with external equipment
The third leading part connect, second final end are fixedly connected to form with the 4th wiring part and are used to connect with external devices
The 4th leading part, the third leading part and the 4th leading part are located at the inside of second coil body and outer
Side, the third metal foil include third coiling starting ends and the third coiling opposite with the third coiling starting ends
Final end, the third coiling starting ends and the 5th wiring part, which are fixedly connected to form, to be used to connect with external devices
5th leading part, the third final end and the 6th wiring part are fixedly connected to form the be used to connect with external devices
Six leading parts, the 5th leading part and the 6th leading part are located at the inner side and outer side of the tertiary coil ontology.
9. a kind of foil coil winding method, which comprises the steps of:
Three dimensional wound core is provided, the three dimensional wound core includes the first iron core column, the second iron core column and third core stem；
First insulating layer, second insulating layer and third insulating layer are provided, first insulating layer is coated or applied is located at described the
On the outer wall of one iron core column, the second insulating layer is coated or is applied on the outer wall for being located at second iron core column and by institute
It states third insulating layer cladding or applies and be located on the outer wall of the third core stem；
First metal foil of offer preset length and thickness, the second metal foil, third metal foil, the 4th insulating layer, the
Five insulating layers and the 6th insulating layer, first metal foil include opposite the first metal covering and the first insulating surfaces and opposite
First coiling starting ends and the first coiling final end, second metal foil include opposite the second metal covering and second
Insulating surfaces and opposite the second coiling starting ends and the second coiling final end, the third metal foil include opposite
Three metal coverings and third insulating surfaces and opposite third coiling starting ends and third coiling final end；
First metal covering is arranged towards the outer wall of first insulating layer, the first coiling starting ends are set to
On the outer wall of first insulating layer, the 4th insulating layer is coated into first insulating surfaces, it is whole by first coiling
It draws first metal foil and the 4th insulating layer and is wound on institute using first iron core column as center axis in not-go-end portion
It states on the outer wall of the first insulating layer, form the first coil ontology including at least two circle conductive layers, and make the first coil sheet
Spacing between the inner wall of body and the outer wall of first insulating layer is 0-3mm；
Second metal covering is arranged towards the outer wall of the second insulating layer, the second coiling starting ends are set to
On the outer wall of the second insulating layer, the 5th insulating layer is coated into second insulating surfaces, it is whole by second coiling
It draws second metal foil and the 5th insulating layer and is wound on institute using second iron core column as center axis in not-go-end portion
It states on the outer wall of second insulating layer, form the second coil body including at least two circle conductive layers, and make the second coil sheet
Spacing between the inner wall of body and the outer wall of the second insulating layer is 0-3mm；
The third metal covering is arranged towards the outer wall of the third insulating layer, the third coiling starting ends are set to
On the outer wall of the third insulating layer, the 6th insulating layer is coated into the third insulating surfaces, it is whole by the third coiling
It draws the third metal foil and the 6th insulating layer and is wound on institute using the third core stem as center axis in not-go-end portion
It states on the outer wall of third insulating layer, form the tertiary coil ontology including at least two circle conductive layers, and make the tertiary coil sheet
Spacing between the inner wall of body and the outer wall of the third insulating layer is 0-3mm.
10. foil coil winding method according to claim 9, which is characterized in that in the first coil ontology, second
After coil body and the tertiary coil ontology coiling, the loop construction of entire three dimensional wound core transformer is immersed in absolutely
In edge glue, the insulating cement is enable to be sufficient filling with the gap between first metal covering and the 4th insulating layer, it is described
The gap between gap and third metal covering and the 6th insulating layer between second metal covering and the 5th insulating layer.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711243784.0A CN109859935A (en) | 2017-11-30 | 2017-11-30 | The loop construction and foil coil winding method of three dimensional wound core transformer |
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| CN201711243784.0A CN109859935A (en) | 2017-11-30 | 2017-11-30 | The loop construction and foil coil winding method of three dimensional wound core transformer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022252499A1 (en) * | 2021-05-31 | 2022-12-08 | 海鸿电气有限公司 | Foil coil winding method and device for three-dimensional toroidal core transformer |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201369224Y (en) * | 2009-02-06 | 2009-12-23 | 保定天威集团有限公司 | Safety dry type transformer |
| CN207663899U (en) * | 2017-11-30 | 2018-07-27 | 广东敞开电气有限公司 | The loop construction of three dimensional wound core transformer |
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- 2017-11-30 CN CN201711243784.0A patent/CN109859935A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201369224Y (en) * | 2009-02-06 | 2009-12-23 | 保定天威集团有限公司 | Safety dry type transformer |
| CN207663899U (en) * | 2017-11-30 | 2018-07-27 | 广东敞开电气有限公司 | The loop construction of three dimensional wound core transformer |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022252499A1 (en) * | 2021-05-31 | 2022-12-08 | 海鸿电气有限公司 | Foil coil winding method and device for three-dimensional toroidal core transformer |
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