CN103996528A - Manufacturing method of transformer winding - Google Patents
Manufacturing method of transformer winding Download PDFInfo
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- CN103996528A CN103996528A CN201410223398.5A CN201410223398A CN103996528A CN 103996528 A CN103996528 A CN 103996528A CN 201410223398 A CN201410223398 A CN 201410223398A CN 103996528 A CN103996528 A CN 103996528A
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- copper wire
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Abstract
The invention discloses a manufacturing method of a transformer winding. The manufacturing method comprises the steps that 1 a hollow cylindrical mandrel (2) is provided and a plurality of continuous winding sections are marked out on the mandrel (2); 2 a first flat copper wire (3) wrapped by an insulating layer and a second flat copper wire (4) wrapped by an insulating layer are continuously wound from the first end of the mandrel (2) towards the second end of the mandrel (2). The continuous winding sections are divided into the odd winding sections and the even winding sections. On the odd winding sections, the first flat copper wire (3) is wound on the mandrel (2) as the inner layer, and the second flat copper wire (4) is wound outside the first flat copper wire (3) as the outer layer. On the even winding sections, the second flat copper wire (4) is wound on the mandrel (2) as the inner layer and the first flat copper wire (3) is wound outside the second flat copper wire (4) as the outer layer. In the working process, heat generated by the transformer winding manufactured through the method is little.
Description
Technical field
The present invention relates to Transformer Winding, particularly, relate to a kind of preparation method of Transformer Winding.
Background technology
In prior art, the making of Transformer Winding is to be wound on hollow core after double-deck flat type copper wire is overlapping, because all footpaths that are wound around in double-deck flat type copper wire winding process are different, thereby make the length of the flat type copper wire of inside and outside layer in Transformer Winding also different, and then make the resistance of flat type copper wire of inside and outside layer different, so during the course, between the flat type copper wire of inside and outside layer, just have voltage difference, thereby produce a large amount of heat, and then the performance of Transformer Winding is reduced greatly.
Summary of the invention
The object of this invention is to provide a kind of Transformer Winding, this winding can make the length of flat type copper wire of inside and outside layer of Transformer Winding identical, thereby avoids producing in the winding course of work a large amount of heat completely, and then improves the performance of Transformer Winding.
The preparation method who the invention provides a kind of Transformer Winding, method comprises:
Step 1: the core of open column shape is provided, marks off continuous a plurality of windings interval on this core;
Step 2: by the second flat type copper wire that is enclosed with the first flat type copper wire of insulating barrier and is enclosed with insulating barrier from the first end of core towards the second end continuous winding;
Wherein, continuous a plurality of windings interval is divided into odd number and is wound around interval and even number winding interval, at odd number, be wound around on interval, the first flat type copper wire is wrapped on core as internal layer, using the second flat type copper wire as skin, be wrapped in outside the first flat type copper wire, at even number, be wound around on interval, using the second flat type copper wire as internal layer, be wrapped on core, using the first flat type copper wire as skin, be wrapped in outside the second flat type copper wire.
Preferably, in step 2, the first flat type copper wire and the second flat type copper wire are all wrapped on core towards same winding direction.
Preferably, step 2 also comprises: at two of arbitrary neighborhood, be wound around and connect on position facing between intervals, by the first flat type copper wire and the second flat type copper wire hasp, and after hasp, exchange inside and outside layer of position of the first flat type copper wire and the second flat type copper wire.
Preferably, in step 2, at each, be wound around on interval, the first flat type copper wire and the second flat type copper wire are wound around each other in the other direction.
Preferably, step 2 also comprises: facing between two winding intervals of arbitrary neighborhood connects on position, by the first flat type copper wire and the mutual hasp of the second flat type copper wire, and after hasp, make the first flat type copper wire direction towards the opposite be wound around, make the also direction winding towards the opposite of the second flat type copper wire simultaneously.
Preferably, at any one, be wound around interval, the angle that the winding direction of the first flat type copper wire and the second flat type copper wire departs from the cross section of core is 3-10 °.
Preferably, at each, be wound around on interval, the winding number of turns of the first flat type copper wire and the second flat type copper wire is 4-6 circle.
Preferably, method also comprises step 3: the core that is wound with the first flat type copper wire and the second flat type copper wire forms inner core, outside this inner core, be wound around a plurality of channel layers, wherein by the channel layer of inner core and inner side and two channel layers of arbitrary neighborhood are all spaced apart, what make arbitrary neighborhood in inner core and a plurality of channel layer is all formed with ring-type spaced cavities between the two.
Preferably, method is also included in ring-type spaced cavities a plurality of separators is set, and each separator is arranged along the Width of ring-type spaced cavities.
Preferably, a plurality of separators in same ring-type spaced cavities are along the circumferential setting of this ring-type spaced cavities, and the circumferential distance of two separators of arbitrary neighborhood is 10-20cm.
According to technique scheme, winding in Transformer Winding provided by the invention is interval, continuous a plurality of windings interval is divided into odd number and is wound around interval and even number winding interval, at odd number, be wound around on interval, the first flat type copper wire is wrapped on core as internal layer, is wrapped in outside the first flat type copper wire using the second flat type copper wire as skin, at even number, is wound around on interval, using the second flat type copper wire as internal layer, be wrapped on core, using the first flat type copper wire as skin, be wrapped in outside the second flat type copper wire.So just, can guarantee that the first flat type copper wire being wrapped on core is identical with the length of the second flat type copper wire, the first flat type copper wire is identical with the resistance of the second flat type copper wire so, thereby make the first flat type copper wire and the second flat type copper wire in the Transformer Winding course of work can not produce voltage difference, thereby can avoid transformer around producing a large amount of heat completely.
Other features and advantages of the present invention partly in detail are described the embodiment subsequently.
Accompanying drawing explanation
Accompanying drawing is to be used to provide a further understanding of the present invention, and forms a part for specification, is used from explanation the present invention, but is not construed as limiting the invention with embodiment one below.In the accompanying drawings:
Fig. 1 is the structural representation while being wound around flat type copper wire according to the preparation method of the Transformer Winding of the preferred embodiment of the present invention on inner core; And
Fig. 2 is the structural representation of the Transformer Winding prepared according to the preferred embodiment of the present invention.
Description of reference numerals
1, inner core 2, core
3, the first flat type copper wire 4, the second flat type copper wire
5, channel layer 6, separator
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is elaborated.Should be understood that, embodiment described herein only, for description and interpretation the present invention, is not limited to the present invention.
The preparation method who the invention provides a kind of Transformer Winding, the method comprises:
Step 1: the core 2 of open column shape is as shown in Figure 1 provided, marks off continuous a plurality of windings interval on this core 2;
Step 2: by the second flat type copper wire 4 that is enclosed with the first flat type copper wire 3 of insulating barrier and is enclosed with insulating barrier from the first end of core 2 towards the second end continuous winding;
Wherein, continuous a plurality of windings interval is divided into odd number and is wound around interval and even number winding interval, at odd number, be wound around on interval, the first flat type copper wire 3 is wrapped on core 2 as internal layer, using the second flat type copper wire 4 as skin, be wrapped in outside the first flat type copper wire 3, at even number, be wound around on interval, using the second flat type copper wire 4 as internal layer, be wrapped on core 2, using the first flat type copper wire 3 as skin, be wrapped in outside the second flat type copper wire 4.Like this at different winding interval inner conversion the first flat type copper wires 3 and the inside and outside ATM layer relationsATM of the second flat type copper wire 4, thereby guarantee that the first flat type copper wire 3 is identical with the length of the second flat type copper wire 4 on core 2, the first flat type copper wire 3 is identical with the resistance of the second flat type copper wire 4 so, thereby has avoided the different generations that produce a large amount of heats of resistance because of the first flat type copper wire 3 and the second flat type copper wire 4 completely.
In the present embodiment, at each, be wound around on interval, the first flat type copper wire 3 and the second flat type copper wire 4 towards can be all towards same winding direction, also can be winding direction towards the opposite, for the ease of simplifying winding process, preferably, in step 2, the first flat type copper wire 3 and the second flat type copper wire 4 are all wrapped on core 2 towards same winding direction.
In the present embodiment, in order to make odd number winding interval and even number be wound around interval, can realize transformation fast, preferably, step 2 also comprises: facing between two winding intervals of arbitrary neighborhood connects on position, by the first flat type copper wire 3 and the second flat type copper wire 4 hasps, and after hasp, exchange the inside and outside layer position of the first flat type copper wire 3 and the second flat type copper wire 4.
In the present embodiment, at each, be wound around on interval, the first flat type copper wire 3 and the second flat type copper wire 4 towards can be all towards same winding direction, also can be winding direction towards the opposite, for the first flat type copper wire 3 and the second flat type copper wire 4 are more closely wrapped on core 2, preferably, in step 2, at each, be wound around on interval, the first flat type copper wire 3 and the second flat type copper wire 4 are wound around each other in the other direction.In order to make odd number winding interval and even number be wound around interval, can realize transformation fast, more preferably, step 2 also comprises: facing between two winding intervals of arbitrary neighborhood connects on position, by the first flat type copper wire 3 and the mutual hasp of the second flat type copper wire 4, and after hasp, making the first flat type copper wire 3 direction towards the opposite be wound around, this direction winding towards the opposite refers to original winding direction of the first flat type copper wire 3 and is wound around; Make the also direction winding towards the opposite of the second flat type copper wire 4, this direction winding towards the opposite refers to original winding direction of the second flat type copper wire 4 and is wound around simultaneously.
In the present embodiment, in order to strengthen the first flat type copper wire 3 and the second flat type copper wire 4 is wrapped in the winding power on core 2, the mode that can take the winding direction of the first flat type copper wire 3 and the second flat type copper wire 4 to depart from the cross section of core 2 is wound around, preferably, at any one, be wound around interval, the angle that the winding direction of the first flat type copper wire 3 and the second flat type copper wire 4 departs from the cross section of core 2 is 3-10 °.
In the present embodiment, reasonable in order to make odd number be wound around number of times interval and even number winding district's conversion, enhance productivity, preferably, at each, be wound around on interval, the winding number of turns of the first flat type copper wire 3 and the second flat type copper wire 4 is 4-6 circle.
In the present embodiment, in order to form oil duct in Transformer Winding, accelerate the efficiency that in the transformer course of work, heat leaves, preferably, method also comprises step 3: the core 2 that is wound with the first flat type copper wire 3 and the second flat type copper wire 4 forms inner core 1, at a plurality of channel layers 5 as shown in Figure 2 of the outer winding of this inner core 1, wherein by the channel layer 5 of inner core 1 and inner side and two channel layers 5 of arbitrary neighborhood are all spaced apart, what make arbitrary neighborhood in inner core 1 and a plurality of channel layer 5 is all formed with ring-type spaced cavities between the two.
In the present embodiment, in order to make the mechanical strength that channel layer 5 is higher, prevent that channel layer 5 is immersed in oil the damage that distortion causes ring-type spaced cavities, preferably, each channel layer 5 comprises 3-10 layer insulation board, be in contact with one another, and the thickness of insulation board is 1-3mm between adjacent insulation board.The channel layer 5 being composited by multilayer insulation plate can increase the mechanical strength of channel layer 5 effectively.
In the present embodiment, in order further to increase the mechanical strength of channel layer 5, preferably, channel layer 5 also comprises a gummed paper, and some gummed paper is between adjacent insulation board.In the transformer course of work, some gummed paper just can glue the adjacent insulation board of glutinous note, thereby further reinforces channel layer 5 like this.
In the present embodiment, in order further to increase the mechanical strength of channel layer 5, can from mechanical aspect, increase support object and realize, preferably, method is also included in ring-type spaced cavities a plurality of separators 6 is set, and each separator 6 is arranged along the Width of ring-type spaced cavities.
In the present embodiment, in order to save production cost, preferably, a plurality of separators 6 in same ring-type spaced cavities are along the circumferential setting of this ring-type spaced cavities, and the circumferential distance of two separators 6 of arbitrary neighborhood is 10-20cm.
Below describe by reference to the accompanying drawings the preferred embodiment of the present invention in detail; but; the present invention is not limited to the detail in above-mentioned execution mode; within the scope of technical conceive of the present invention; can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
It should be noted that in addition, each concrete technical characterictic described in above-mentioned embodiment, in reconcilable situation, can combine by any suitable mode, for fear of unnecessary repetition, the present invention is to the explanation no longer separately of various possible compound modes.
In addition, between various execution mode of the present invention, also can carry out combination in any, as long as it is without prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (10)
1. a preparation method for Transformer Winding, is characterized in that, described method comprises:
Step 1: the core (2) of open column shape is provided, marks off continuous a plurality of windings interval on this core (2);
Step 2: by the second flat type copper wire (4) that is enclosed with first flat type copper wire (3) of insulating barrier and is enclosed with insulating barrier from the first end of described core (2) towards the second end continuous winding;
Wherein, continuous a plurality of described winding interval is divided into odd number and is wound around interval and even number winding interval, at described odd number, be wound around on interval, described the first flat type copper wire (3) is wrapped on described core (2) as internal layer, using described the second flat type copper wire (4) as skin, be wrapped in outside described the first flat type copper wire (3), at described even number, be wound around on interval, using described the second flat type copper wire (4) as internal layer, be wrapped in described core (2) upper, using described the first flat type copper wire (3) as skin, be wrapped in outside described the second flat type copper wire (4).
2. preparation method according to claim 1, is characterized in that, in described step 2, described the first flat type copper wire (3) and the second flat type copper wire (4) is all wrapped on described core (2) towards same winding direction.
3. preparation method according to claim 2, is characterized in that, described step 2 also comprises:
Facing between two described winding intervals of arbitrary neighborhood connects on position, by described the first flat type copper wire (3) and the second flat type copper wire (4) hasp, and after hasp, exchange the inside and outside layer position of described the first flat type copper wire (3) and the second flat type copper wire (4).
4. preparation method according to claim 1, is characterized in that, in described step 2, is wound around on interval described in each, and described the first flat type copper wire (3) and the second flat type copper wire (4) are wound around each other in the other direction.
5. preparation method according to claim 4, is characterized in that, described step 2 also comprises:
Facing between two described winding intervals of arbitrary neighborhood connects on position, by described the first flat type copper wire (3) and the mutual hasp of the second flat type copper wire (4), and after hasp, make the first flat type copper wire (3) direction towards the opposite be wound around, make also direction winding towards the opposite of described the second flat type copper wire (4) simultaneously.
6. preparation method according to claim 1, it is characterized in that, described in any one, be wound around interval, the angle that the winding direction of described the first flat type copper wire (3) and the second flat type copper wire (4) departs from the cross section of described core (2) is 3-10 °.
7. preparation method according to claim 1, is characterized in that, is wound around on interval described in each, and the winding number of turns of described the first flat type copper wire (3) and the second flat type copper wire (4) is 4-6 circle.
8. according to the preparation method described in any one in claim 1-7, it is characterized in that, described method also comprises step 3: the described core (2) that is wound with described the first flat type copper wire (3) and the second flat type copper wire (4) forms inner core (1), outside this inner core (1), be wound around a plurality of channel layers (5), wherein by the described channel layer (5) of described inner core (1) and inner side and two described channel layers (5) of arbitrary neighborhood are all spaced apart, what make arbitrary neighborhood in described inner core (1) and a plurality of channel layer (5) is all formed with ring-type spaced cavities between the two.
9. preparation method according to claim 8, is characterized in that, described method is also included in described ring-type spaced cavities a plurality of separators (6) are set, and separator described in each (6) is arranged along the Width of described ring-type spaced cavities.
10. preparation method according to claim 8, it is characterized in that, a plurality of separators (6) in same ring-type spaced cavities are along the circumferential setting of this ring-type spaced cavities, and the circumferential distance of two separators (6) of arbitrary neighborhood is 10-20cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410223398.5A CN103996528B (en) | 2014-05-23 | 2014-05-23 | Manufacturing method of transformer winding |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410223398.5A CN103996528B (en) | 2014-05-23 | 2014-05-23 | Manufacturing method of transformer winding |
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| Publication Number | Publication Date |
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| CN103996528A true CN103996528A (en) | 2014-08-20 |
| CN103996528B CN103996528B (en) | 2017-02-01 |
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| CN201410223398.5A Active CN103996528B (en) | 2014-05-23 | 2014-05-23 | Manufacturing method of transformer winding |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105977016A (en) * | 2016-02-04 | 2016-09-28 | 南通迪皮茜电子有限公司 | Transformer coil |
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| JP2002170729A (en) * | 2000-11-30 | 2002-06-14 | Taiyo Yuden Co Ltd | Method of manufacturing coil, coil part, and its manufacturing method |
| CN202076099U (en) * | 2011-06-23 | 2011-12-14 | 新华都特种电气股份有限公司 | Integrative high/low-voltage combined winding for dry type transformer |
| CN102696081A (en) * | 2009-09-11 | 2012-09-26 | Abb研究有限公司 | Transformer comprising a heat pipe |
| CN103489625A (en) * | 2013-10-12 | 2014-01-01 | 重庆祥龙电气有限公司 | Method for winding of rectangular pie type coil |
| CN103578741A (en) * | 2013-10-31 | 2014-02-12 | 华北电力大学 | Transposition method of two parallel superconducting tapes during winding of solenoid coil |
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2014
- 2014-05-23 CN CN201410223398.5A patent/CN103996528B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002170729A (en) * | 2000-11-30 | 2002-06-14 | Taiyo Yuden Co Ltd | Method of manufacturing coil, coil part, and its manufacturing method |
| CN102696081A (en) * | 2009-09-11 | 2012-09-26 | Abb研究有限公司 | Transformer comprising a heat pipe |
| CN202076099U (en) * | 2011-06-23 | 2011-12-14 | 新华都特种电气股份有限公司 | Integrative high/low-voltage combined winding for dry type transformer |
| CN103489625A (en) * | 2013-10-12 | 2014-01-01 | 重庆祥龙电气有限公司 | Method for winding of rectangular pie type coil |
| CN103578741A (en) * | 2013-10-31 | 2014-02-12 | 华北电力大学 | Transposition method of two parallel superconducting tapes during winding of solenoid coil |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105977016A (en) * | 2016-02-04 | 2016-09-28 | 南通迪皮茜电子有限公司 | Transformer coil |
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