JPS6036084B2 - Method of manufacturing transformer windings - Google Patents

Description

【発明の詳細な説明】 本発明は多重円筒、または多重角筒構造の変圧器巻線に
係り、特に高圧巻線の主巻線及びタップ巻線を１本の導
体を連続して巻回した後、タップ引出し線を得るように
した変圧器巻線の製造方法に関するものである。[Detailed Description of the Invention] The present invention relates to a transformer winding having a multi-cylindrical or multi-prismatic cylindrical structure, and in particular, the main winding and tap winding of a high-voltage winding are continuously wound around a single conductor. The present invention also relates to a method of manufacturing a transformer winding in which tapped lead wires are obtained.

一般に単相変圧器における高圧巻線は第１図に示すよう
に鉄心Ｃに多層の主巻線Ｗｏを巻回し、その外側にタッ
プＴ，〜なを有するタップ巻線Ｔを巻回して構成される
。In general, a high voltage winding in a single-phase transformer is constructed by winding a multilayer main winding Wo around an iron core C, and winding a tap winding T having taps T, ... around an iron core C, as shown in Figure 1. Ru.

なお低圧巻線は省略してある。この場合、タップ巻線Ｔ
において、タップＴ，〜Ｌを設けるためのタップリード
引出し作業は主巻線Ｗｏの巻回後に所定の各タップＴ，
〜Ｔ５の巻回数毎に別途設けたりードを接続したり、ま
たは巻回した導体を切断して引出し、その後、タップリ
ードの固定及び絶縁作業を行う。このため、タップリー
ド引出し作業は一旦巻線機の巻回操作を停止して行う必
要があり、巻線機の稼動率が低下するばかりか、設備費
や巻線工数が嵩み、しかも巻線作業の自動化を行う際、
大さな溢路になっていた。本発明は上記欠点を除去する
ためになされたもので、タップリード引出し作業を巻線
の巻回作業終了後に行なうようにして巻線作業効率の向
上をはかった変圧器巻線の製造方法を提供することを目
的とする。Note that the low voltage winding is omitted. In this case, tap winding T
, the tap lead drawing operation for providing the taps T, ~L is performed after winding the main winding Wo.
- Connect a separate lead for each number of windings of T5, or cut and pull out the wound conductor, and then fix and insulate the tap lead. For this reason, it is necessary to temporarily stop the winding operation of the winding machine before drawing out the tap lead, which not only reduces the operating rate of the winding machine, but also increases equipment costs and winding man-hours. When automating work,
It was a huge overflow. The present invention has been made in order to eliminate the above-mentioned drawbacks, and provides a method for manufacturing a transformer winding in which the tap lead drawing work is performed after the winding work is completed, thereby improving the winding work efficiency. The purpose is to

すなわち、本発明は１本の導体を巻回して多層の主巻線
及びタップ巻線を形成するに際し、主巻線は各層の巻回
数を１タップ間の巻回数ｎの整数倍ａｎ（ａは２以上の
整数倍）とし、タップ巻線は内側層の巻回数をａｎ十Ｑ
（Ｑは１以上の整数）とし、かつ最外層の巻回数をｂｎ
＋Ｑ（ｂは１以上の整数ｂ＜ａ）とし、導体巻回作業終
了後に、タップ巻線の各層で余分に巻回したＱ巻回部分
を利用して内側層では軸方向両端部からタップリードを
引出し、最外層では１タップの巻回数ｎを形成するよう
にタップリードを引出すことを特徴とする。That is, in the present invention, when forming a multilayer main winding and tap winding by winding one conductor, the number of turns of each layer of the main winding is an integral multiple of the number of turns n between one tap (a is (an integer multiple of 2 or more), and the number of turns of the inner layer of the tap winding is an + Q
(Q is an integer greater than or equal to 1), and the number of turns of the outermost layer is bn
+Q (b is an integer greater than or equal to 1, b<a), and after completing the conductor winding work, use the Q winding portion that was extra wound in each layer of the tap winding to connect the tap leads from both axial ends on the inner layer. It is characterized in that the tap leads are pulled out so as to form n turns of one tap in the outermost layer.

以下本発明の一実施例を第３図及び第４図を参照して説
明する。An embodiment of the present invention will be described below with reference to FIGS. 3 and 4.

第２図及び第３図は、一般の配電用変圧器に多いタップ
点線が定格タップを含め５タップある場合の本発明の一
実施例を示すものである。FIGS. 2 and 3 show an embodiment of the present invention in which there are five dotted taps, including the rated tap, which are common in general distribution transformers.

第２図において、１１は低圧コイル、１２はその外側に
絶縁物１４を介して巻かれた高圧コイルである。高圧コ
イル１２は１本の導体を、層間に絶縁紙１３を挿入しな
がら多層に巻回し、この主巻線Ｗｏ部分を巻回後さらに
導体を連続して巻回してタップ巻線Ｔを構成する。主巻
線Ｗｏの各層の巻回数は１タップの巻回数ｎの２倍、す
なわち狐巻回で構成し、タップ巻線Ｔの内側に位置する
第１層及び第２層は幼＋１回巻回し、最外層はｎ＋１巻
回で構成する。主巻線Ｗｏ及びタップ巻回Ｔの巻回作業
終了後、第２図に示したタップ巻線Ｔの第１層、第２層
及び最外層の巻始めに巻いた余分の１巻回ｔ，，Ｌ，ｔ
３のほメー中央で切断し、その導体をタップリードとし
て外部に引出してタップＴ，〜Ｔ５とする。In FIG. 2, 11 is a low-voltage coil, and 12 is a high-voltage coil wound on the outside with an insulator 14 interposed therebetween. The high-voltage coil 12 is made by winding a single conductor in multiple layers while inserting an insulating paper 13 between the layers, and after winding this main winding Wo portion, the conductor is further continuously wound to form a tap winding T. . The number of turns of each layer of the main winding Wo is twice the number of turns n of one tap, that is, the number of turns is a fox winding, and the first and second layers located inside the tap winding T are wound with one +1 turn. , the outermost layer consists of n+1 turns. After the winding work of the main winding Wo and the tap winding T is completed, an extra turn t is wound at the beginning of the winding of the first layer, second layer and outermost layer of the tap winding T shown in FIG. ,L,t
Cut it at the center of No. 3, and pull the conductor outside as a tap lead to form taps T, ~T5.

このようにして引出したタップＴ，〜Ｔ５及びタップ巻
線の終りの口出しを引出してなるタップＬを、第３図に
示すように同一方向に集めて図示しないタップ切襖台の
端子に後続して、第１表に示すような切換えを行えば、
所要の電圧調整ができる。尚第１表に於てＥは定格電圧
を、又ｅは１タップ間の電圧を表わしている。第１表 第４図及び第５図は上記実施例と同じく、タップ点数が
５タップである場合の本発明の別の実施例を示すもので
、第４図の場合は主巻線Ｗｏの各層の巻回数を１タップ
間の巻数ｎの３倍すなわち３ｎ巻回で構成し、タップ巻
線の第１層は軌＋Ｑ巻回で構成し、最外層はか十Ｑ巻回
で構成する。The taps T, ~T5 pulled out in this way and the tap L formed by pulling out the end of the tap winding are gathered in the same direction as shown in FIG. 3 and connected to the terminal of a tap cutting stand (not shown). Then, if you perform the switching as shown in Table 1,
The required voltage can be adjusted. In Table 1, E represents the rated voltage, and e represents the voltage between one tap. Table 1, Figures 4 and 5 show another embodiment of the present invention in which the number of taps is 5, as in the above embodiment, and in the case of Figure 4, each layer of the main winding Wo The number of turns is three times the number of turns n between one tap, that is, 3n turns, the first layer of the tap winding is made up of +Q turns, and the outermost layer is made up of +Q turns.

Ｑ‘ま各タップ巻線Ｔの各層で余分に巻回した巻線で１
以上の整数である。そしてタップ巻線Ｔの内側層は余分
に巻回したＱ巻回部分を利用して鞠方向両端部からタッ
プＴ，十Ｌを引出し、また最外層は余分に巻回したＱ巻
回部分を利用して１タップの巻回数ｎごとにタップＴ３
，Ｔ４，Ｔ５，Ｔ６を引出す。この場合のタップの切換
えは第２表に示すように行えば、所要の電圧調整ができ
る。第２表第５図の場合は主巻線の各層の巻回数を４ｎ
巻回で構成し、タップ巻線の第１層間は４ｎ＋Ｑ巻回で
構成し、最外層は軌＋Ｑ巻回で構成する。Q' is an extra winding in each layer of each tap winding T.
is an integer greater than or equal to Then, the inner layer of the tap winding T uses the extra Q winding part to pull out the taps T and 10L from both ends in the ball direction, and the outermost layer uses the extra Q winding part. Tap T3 for every n number of turns of one tap
, T4, T5, and T6. In this case, if the taps are switched as shown in Table 2, the required voltage can be adjusted. In the case of Table 2, Figure 5, the number of turns for each layer of the main winding is 4n.
The first layer of the tap winding has 4n+Q turns, and the outermost layer has 4n+Q turns.

主巻線Ｗｏ及びタップ巻線Ｔを全部巻回した後、前の各
実施例と同じく、タップ巻線Ｔにおいて各層で余分に巻
回したＱ巻回部分を利用して内側層では鞠方向両端部か
らタップＴ，，Ｔ２を、また最外層では狐巻回とｎ巻回
とに分割するようにタップＴ３〜Ｔ６を引出す。この場
合のタップの切換えは第３表に示すようになる。第３表 このように本発明は１本の導体で主巻線とタップ巻線を
連続して巻回し、その後タップ引出し作業を行なうので
、主巻線及びタップ巻線の巻回作業中、巻線機を停止す
ることがない。After winding all of the main winding Wo and tap winding T, as in the previous embodiments, in the tap winding T, by using the extra winding portion Q in each layer, the inner layer is wound at both ends in the mari direction. Taps T, , T2 are drawn out from the outermost layer, and taps T3 to T6 are drawn out so as to divide the outermost layer into fox windings and n windings. The tap switching in this case is as shown in Table 3. Table 3 As described above, in the present invention, the main winding and the tap winding are continuously wound with one conductor, and then the tap is pulled out. There is no need to stop the line machine.

このため、巻線機の稼動率の向上設備費の節減、巻線工
数の低減、巻型の稼動率の向上などがはかれ、経済的効
果が大であり、しかも巻線作業の自動化に好適である。Therefore, it is possible to improve the operating rate of the winding machine, reduce equipment costs, reduce winding man-hours, and improve the operating rate of the winding die, which has great economic effects and is suitable for automating winding work. It is.

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は従来の変圧器巻線の結線図、第２図は本発明に
よる変圧器巻線の製造方法を説明するための概略断面図
、第３図は第２図に示す変圧器巻線の主要部の結線図、
第４図及び第５図はそれぞれ本発明の他の実施例を示す
結線図である。 Ｗｏ・・・・・・主巻線、Ｔ・・・・・・タップ巻線、
Ｔ，〜Ｔ６・・・…タップ。第１図 第２図 第３図 第４図 第５図Fig. 1 is a wiring diagram of a conventional transformer winding, Fig. 2 is a schematic sectional view for explaining the method of manufacturing a transformer winding according to the present invention, and Fig. 3 is a diagram of the transformer winding shown in Fig. 2. Wiring diagram of main parts of
4 and 5 are wiring diagrams showing other embodiments of the present invention, respectively. Wo... Main winding, T... Tap winding,
T, ~T6...Tap. Figure 1 Figure 2 Figure 3 Figure 4 Figure 5

Claims (1)

【特許請求の範囲】[Claims] １ １本の導体を多層に巻回して主巻線を形成するとと
もに引続き上記導体を巻回して前記主巻線の多側にタツ
プ巻線を形成する変圧器巻線の製造方法において、前記
主巻線は各層の巻回数を１タツプ間の巻回数ｎの整数倍
ａｎ（ａは２以上の整数）とし、前記タツプ巻線は内側
に位置する層の巻回数をａｎ＋α（αは１以上の整数）
とし、かつ最外側に位置する層の巻回数をｂｎ＋α（ｂ
は１以上の整数でｂ＜ａ）とし、導体巻回作業終了後、
前記タツプ巻線は内側層の軸方向両端部からこの層で余
分に巻回したα巻回部分を切断してタツプリードを引出
すとともに最外層ではこの層で余分に巻回したα巻回部
分を切断して１タツプの巻回数ｎを構成するようにタツ
プリードを引出すことを特徴とする変圧器巻線の製造方
法。1. A method for manufacturing a transformer winding in which a single conductor is wound in multiple layers to form a main winding, and the conductor is subsequently wound to form tap windings on multiple sides of the main winding. The number of turns of each layer of the winding wire is an integral multiple of the number of turns n between one tap (a is an integer of 2 or more), and the number of turns of the inner layer of the tap winding is an+α (α is an integer of 1 or more). integer)
and the number of turns of the outermost layer is bn+α(b
is an integer of 1 or more and b<a), and after completing the conductor winding work,
The above-mentioned tap winding is made by cutting the extra winding part of the inner layer from both ends in the axial direction to draw out the tap lead, and cutting the extra winding part of the outermost layer in the outermost layer. 1. A method of manufacturing a transformer winding, characterized in that the tapped leads are pulled out so that the number of turns of one tap is n.