JP2000021642A - Wound core transformer and its manufacture - Google Patents
Wound core transformer and its manufactureInfo
- Publication number
- JP2000021642A JP2000021642A JP10183617A JP18361798A JP2000021642A JP 2000021642 A JP2000021642 A JP 2000021642A JP 10183617 A JP10183617 A JP 10183617A JP 18361798 A JP18361798 A JP 18361798A JP 2000021642 A JP2000021642 A JP 2000021642A
- Authority
- JP
- Japan
- Prior art keywords
- wound
- iron core
- core transformer
- coil
- amorphous
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Housings And Mounting Of Transformers (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、巻鉄心変圧器及び
その製造方法であり、アモルファス等の磁性薄帯を多層
巻回した複数の巻鉄心と、巻鉄心が挿入される複数のコ
イルとを具備する巻鉄心変圧器及びその製造方法に関す
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wound iron core transformer and a method of manufacturing the same. The present invention relates to a plurality of wound iron cores in which a magnetic ribbon such as amorphous is wound in multiple layers and a plurality of coils into which the wound iron cores are inserted. The present invention relates to a wound core transformer and a method of manufacturing the same.
【０００２】[0002]
【従来の技術】変圧器は、高電圧・小電流の交流電力を
低電圧・大電流の交流電流に、また、その逆の変換を行
う機器であり、磁気回路を構成する鉄心と電気回路を構
成するコイルとを具備している。そして、鉄心の材料と
して、けい素鋼板以外にアモルファス磁性材料を使用す
ることが知られており、また、鉄心の構造として、積層
鉄心以外に鉄心材を巻回した巻鉄心が知られている。2. Description of the Related Art A transformer is a device for converting high-voltage / small-current AC power into low-voltage / high-current AC current and vice versa. The transformer is composed of an iron core constituting a magnetic circuit and an electric circuit. And a constituent coil. It is known that an amorphous magnetic material other than a silicon steel plate is used as a material of the iron core, and a wound iron core obtained by winding an iron core material in addition to a laminated iron core is known as a structure of the iron core.
【０００３】鉄心の材料としてアモルファス磁性材を使
用し、そして、巻鉄心、コイル、コイル内枠、コイル押
え金具を組合わせた構造のアモルファス巻鉄心変圧器に
おいて、巻鉄心、コイル、コイル内枠、コイル押え金具
の接地方法として、従来、図６〜図８に示すものがあ
る。[0003] In an amorphous wound core transformer having a structure in which an amorphous magnetic material is used as a material of the iron core, and a wound core, a coil, a coil inner frame, and a coil holding member are combined, a wound iron core, a coil, a coil inner frame, Conventionally, there is a method shown in FIGS.
【０００４】従来のアモルファス巻鉄心変圧器の接地方
法について、図６〜図８を用いて説明する。図６〜図８
は、図４に示すアモルファス巻鉄心変圧器における鉄心
とコイルを組合わせた状態の斜視説明図である。図６は
従来例１に関する斜視説明図であり、図７は従来例２に
関する斜視説明図であり、図８は従来例３に関する斜視
説明図である。A conventional method of grounding an amorphous wound iron core transformer will be described with reference to FIGS. 6 to 8
FIG. 5 is a perspective explanatory view of a state where an iron core and a coil are combined in the amorphous wound iron core transformer shown in FIG. 4. 6 is a perspective explanatory view of Conventional Example 1, FIG. 7 is a perspective explanatory view of Conventional Example 2, and FIG. 8 is a perspective explanatory view of Conventional Example 3.
【０００５】図６に示すように、従来例１のアモルファ
ス巻鉄心変圧器は、アモルファス巻鉄心１とコイル２と
を具備している。アモルファス巻鉄心１は、アモルファ
ス磁性薄帯を多層巻回して形成したものであり、そし
て、コイル２は、図５に示す様に外側巻線２１、内側巻
線２２、及び主絶縁２３を同心状に巻回したものであ
る。鉄心１は、コイル２に組込み、鉄心１最外周に鋼製
バンド１１を巻回した後、鉄心１上部でバンド金具１１
を用い締付け固着する。この際、バンド金具１２に鋼製
バンド１１に沿って接地導体である金属板１３を挿入
し、同時に締付け固着する。同じ作業を鉄心８個につい
て行った後、引出した金属板１３を図４に示す連結スタ
ッド７に接続し、締付け固定することにより接地してい
た。このため、本方式によれば、連結スタッド７に金属
板１３を取付ける際、金属板１３の個数の数だけ取付作
業が必要となり、作業性が悪く、組立作業に多大な作業
時間を要していた。As shown in FIG. 6, an amorphous wound iron core transformer according to a first conventional example includes an amorphous wound iron core 1 and a coil 2. The amorphous wound iron core 1 is formed by winding an amorphous magnetic ribbon in multiple layers, and the coil 2 is formed by concentrically forming an outer winding 21, an inner winding 22, and a main insulation 23 as shown in FIG. It is wound around. The iron core 1 is assembled into the coil 2, and a steel band 11 is wound around the outermost periphery of the iron core 1.
To secure. At this time, a metal plate 13 as a ground conductor is inserted into the band fitting 12 along the steel band 11 and is simultaneously fastened and fixed. After performing the same operation for eight cores, the metal plate 13 pulled out was connected to the connection stud 7 shown in FIG. 4 and grounded by tightening and fixing. For this reason, according to this method, when attaching the metal plate 13 to the connection stud 7, the number of attachment operations is required as many as the number of the metal plates 13, and the workability is poor, and the assembly operation requires a great amount of work time. Was.
【０００６】また、図７に示すように、従来例２のアモ
ルファス巻鉄心変圧器は、図６に示す鉄心コイル組合せ
において、コイル２の最内周に金属製の内枠２４を有す
る構造となっており、そして、内枠２４には接地導体で
ある金属板１３を溶着させ上方に引出しておき、図４に
示す連結スタッド７に接続し、締付け固定することによ
り接地していた。このため、本方式によれば、従来例１
同様、連結スタッド７に金属板１３を取付ける際、複数
枚数分の取付となり、作業性が悪く、組立作業に多大な
作業時間を要していた。As shown in FIG. 7, the amorphous wound iron core transformer of the conventional example 2 has a structure having a metal inner frame 24 at the innermost periphery of the coil 2 in the iron core coil combination shown in FIG. Then, a metal plate 13 as a grounding conductor was welded to the inner frame 24, pulled out upward, connected to the connection stud 7 shown in FIG. 4, and grounded by tightening and fixing. For this reason, according to this method, the conventional example 1
Similarly, when attaching the metal plate 13 to the connection stud 7, a plurality of metal plates 13 are attached, the workability is poor, and a great amount of work time is required for the assembly work.
【０００７】更に、図８に示すように、従来例３のアモ
ルファス巻鉄心変圧器は、図７に示す鉄心コイル組合せ
において、複数あるコイル２の最外側側面を押える様に
金属製のＥ字金具５及びコ字金具６を有する構造となっ
ており、そして、Ｅ字金具５には金属板１３を溶着させ
上方に引出し、図４に示す連結スタッド７に接続し、締
付け固定することにより、接地していた。このため、本
方式によれば、実施例１、２同様、連結スタッド７に金
属板１３を取付ける際、複数枚数分の取付となり、作業
性が悪く、組立作業に多大な作業時間を要していた。Further, as shown in FIG. 8, the amorphous wound iron core transformer of the conventional example 3 has a metal E-shaped bracket so as to press the outermost side surfaces of a plurality of coils 2 in the iron core coil combination shown in FIG. 5, a metal plate 13 is welded to the E-shaped fitting 5, pulled out upward, connected to the connecting stud 7 shown in FIG. Was. For this reason, according to this method, as in the first and second embodiments, when attaching the metal plate 13 to the connection stud 7, a plurality of metal plates 13 are attached, the workability is poor, and a great amount of work time is required for the assembly work. Was.
【０００８】[0008]
【発明が解決しようとする課題】本発明は、上記問題点
を解決するものであり、最外殻に鋼製バンドを巻回した
アモルファス巻鉄心等の巻鉄心と、該巻鉄心が挿入され
るコイルと、を具備する巻鉄心変圧器において、鋼製バ
ンド、金属製コイル巻枠、金属製コイル押え金具等の、
接地を容易に行える巻鉄心変圧器及びその製造方法を提
供することを目的とする。SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and a winding core such as an amorphous winding core in which a steel band is wound around the outermost shell, and the winding core is inserted. And a coil, including a steel band, a metal coil bobbin, a metal coil presser fitting,
It is an object of the present invention to provide a wound iron core transformer that can be easily grounded and a method for manufacturing the same.
【０００９】[0009]
【課題を解決するための手段】本発明は、最外殻に鋼製
バンドを巻回した巻鉄心と、該巻鉄心が挿入されるコイ
ルと、を具備する巻鉄心変圧器において、複数の接地リ
ード部材が接続される共通接地導体を備える巻鉄心変圧
器である。SUMMARY OF THE INVENTION The present invention relates to a wound core transformer comprising a wound core having a steel band wound around an outermost shell and a coil into which the wound core is inserted. This is a wound iron core transformer having a common ground conductor to which a lead member is connected.
【００１０】また、本発明は、上記共通接地導体は、鋼
製バンドからの接地リード部材が接続される巻鉄心変圧
器である。[0010] Further, the present invention is the wound core transformer, wherein the common ground conductor is connected to a ground lead member from a steel band.
【００１１】そして、本発明は、上記共通接地導体は、
金属製コイル巻枠からの接地リード部材が接続される巻
鉄心変圧器である。Further, according to the present invention, the common ground conductor includes:
This is a wound iron core transformer to which a grounding lead member from a metal coil winding frame is connected.
【００１２】更に、本発明は、上記共通接地導体は、金
属製コイル押え金具からの接地リード部材が接続される
巻鉄心変圧器である。Further, in the present invention, the common ground conductor is a wound iron core transformer to which a ground lead member from a metal coil presser is connected.
【００１３】また、本発明は、上記共通接地導体は、１
又は複数の金属板からなる巻鉄心変圧器である。Further, according to the present invention, the above-mentioned common grounding conductor may include:
Or it is a wound iron core transformer composed of a plurality of metal plates.
【００１４】そして、本発明は、上記巻鉄心は、アモル
ファス磁性薄帯を多層に巻回したアモルファス巻鉄心で
ある巻鉄心変圧器である。Further, the present invention is the wound core transformer, wherein the wound core is an amorphous wound core obtained by winding an amorphous magnetic ribbon in multiple layers.
【００１５】更に、本発明は、最外殻に鋼製バンドを巻
回した巻鉄心と、該巻鉄心が挿入されるコイルと、を具
備する巻鉄心変圧器の製造方法において、巻鉄心上部又
は下部で鋼製バンドを締付け固着した後、該バンドを任
意の長さで切断し、その一端を共通接地導体に接続し接
地する巻鉄心変圧器の製造方法である。Further, the present invention relates to a method for manufacturing a wound core transformer comprising a wound core in which a steel band is wound around an outermost shell, and a coil into which the wound core is inserted. This is a method for manufacturing a wound iron core transformer in which a steel band is tightened and fixed at a lower portion, the band is cut at an arbitrary length, and one end thereof is connected to a common ground conductor and grounded.
【００１６】[0016]
【発明の実施の形態】本発明の発明の実施の形態を説明
する。本発明の巻鉄心変圧器及びその製造方法の実施例
について、図１〜図５を用い説明する。図１は、実施例
１のアモルファス巻鉄心変圧器の中身構成説明図であ
る。図２は、実施例２のアモルファス巻鉄心変圧器の中
身構成説明図である。図３は、実施例３のアモルファス
巻鉄心変圧器の中身構成説明図である。図４は、アモル
ファス巻鉄心変圧器の中身構成説明図である。図５は、
アモルファス巻鉄心変圧器の中身構成を示す図４のＡ−
Ａ’断面説明図である。DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described. Embodiments of a wound iron core transformer and a method of manufacturing the same according to the present invention will be described with reference to FIGS. FIG. 1 is an explanatory diagram of the contents of the amorphous wound iron core transformer according to the first embodiment. FIG. 2 is an explanatory diagram of the contents of an amorphous wound iron core transformer according to a second embodiment. FIG. 3 is an explanatory diagram of the contents of an amorphous wound iron core transformer according to a third embodiment. FIG. 4 is an explanatory diagram of the contents of an amorphous wound iron core transformer. FIG.
Fig. 4A-A showing the content configuration of the amorphous wound iron core transformer.
It is A 'sectional drawing.
【００１７】本発明の実施例１を説明する。本実施例の
アモルファス巻鉄心変圧器は、図１に示すように、アモ
ルファス巻鉄心１、コイル２及び共通接地導体３を具備
している。アモルファス巻鉄心１は、アモルファス磁性
薄帯を多層巻回して形成したものであり、そして、コイ
ル２は、図５に示す様に外側巻線２１、内側巻線２２、
及び主絶縁２３を同心状に巻回したものである。共通接
地導体３は、１又は複数の金属板からなり、複数の接地
リード部材３１を接続し、共通接地リード部材３０によ
り接地する。鉄心１は、コイル２に組込み、鉄心１最外
周に鋼製バンド１１を巻回した後、鉄心１上部でバンド
金具１２用い締付け固着する。この際、バンド金具１２
に鋼製バンド１１に沿って金属板からなる接地リード部
材３１を挿入し、同時に締付け固着する。同じ作業を鉄
心８個について行った後、接地リード部材３１の他端を
鉄心１上部に這わせた共通接地導体３に固着する。この
後、共通接地導体３の一端である共通接地リード部材３
０を図４に示す様な対地電位がゼロとなる金属部位、例
えば連結スタッド７や鉄心締金具４、に接続して接地す
る。これにより、複数の鋼製バンド１１は、接地リード
部材３１を介して共通接地導体３に接続され、接地され
ることとなり、連結スタッド７等の金属部位に取付ける
作業量等を減少させることができる。Embodiment 1 of the present invention will be described. As shown in FIG. 1, the amorphous wound iron core transformer of the present embodiment includes an amorphous wound iron core 1, a coil 2, and a common ground conductor 3. The amorphous wound iron core 1 is formed by winding an amorphous magnetic ribbon in multiple layers, and the coil 2 has an outer winding 21, an inner winding 22, as shown in FIG.
And the main insulation 23 is concentrically wound. The common ground conductor 3 is made of one or a plurality of metal plates, connects a plurality of ground lead members 31, and is grounded by the common ground lead member 30. The iron core 1 is assembled into the coil 2, and after a steel band 11 is wound around the outermost periphery of the iron core 1, the band is fastened and fixed using a band fitting 12 above the iron core 1. At this time, the band fitting 12
Then, a grounding lead member 31 made of a metal plate is inserted along the steel band 11, and is simultaneously fastened and fixed. After the same operation is performed on the eight cores, the other end of the grounding lead member 31 is fixed to the common grounding conductor 3 laid over the core 1. Thereafter, the common ground lead member 3 which is one end of the common ground conductor 3
0 is connected to a metal part where the ground potential becomes zero as shown in FIG. 4, for example, the connection stud 7 and the iron core clamp 4, and grounded. As a result, the plurality of steel bands 11 are connected to the common ground conductor 3 via the ground lead member 31 and are grounded, so that the amount of work to be attached to a metal part such as the connection stud 7 can be reduced. .
【００１８】実施例２を説明する。本実施例のアモルフ
ァス巻鉄心変圧器は、図２に示すように、アモルファス
巻鉄心１、コイル２及び共通接地導体３を具備してい
る。実施例１のアモルファス巻鉄心変圧器と比較する
と、コイル２の最内周に金属製の内枠２４を有する構造
となっている。そして、巻枠２４には金属板からなる接
地リード部材３２を溶着させ上方に引出しておき、引出
した一端を鉄心上部に這わせた共通接地部材３に固着す
る。この後、接地共通導体３の一端である共通接地リー
ド部材３０を図４に示す様な対地電位がゼロとなる金属
部位、例えば連結スタッド７や鉄心締金具４、に接続す
る。これにより、複数の鋼製バンド１１及び内枠２４
は、接地リード部材３１、３２を介して共通接地導体３
に接続され、接地されることとなり、連結スタッド７等
の金属部位に取付ける作業量等を減少させることができ
る。Embodiment 2 will be described. As shown in FIG. 2, the amorphous wound iron core transformer of the present embodiment includes an amorphous wound iron core 1, a coil 2, and a common ground conductor 3. Compared to the amorphous wound iron core transformer of the first embodiment, the coil 2 has a structure having a metal inner frame 24 on the innermost periphery of the coil 2. Then, a grounding lead member 32 made of a metal plate is welded to the winding frame 24 and drawn upward, and one end of the pulled out is fixed to the common grounding member 3 which is laid over the core. Thereafter, the common ground lead member 30 which is one end of the ground common conductor 3 is connected to a metal part where the ground potential becomes zero as shown in FIG. 4, for example, the connection stud 7 and the iron core clamp 4. Thereby, the plurality of steel bands 11 and the inner frame 24 are formed.
Are connected to the common ground conductor 3 via the ground lead members 31 and 32.
, And grounded, so that the amount of work to be attached to a metal part such as the connection stud 7 can be reduced.
【００１９】実施例３を説明する。本実施例のアモルフ
ァス巻鉄心変圧器は、図３に示すように、アモルファス
巻鉄心１、コイル２及び共通接地導体３を具備してい
る。実施例１、２のアモルファス巻鉄心変圧器と比較す
ると、複数あるコイル２の最外側側面を押える様に金属
製のＥ字金具５及びコ字金具６を有する構造となってお
り、Ｅ字金具５には、接地リード部材３３を溶着させ上
方に引出しておき、引出した一端を鉄心１上部に這わせ
た共通接地導体３に固着する。この後、共通接地導体３
の一端を図４に示す様な対地電位がゼロとなる金属部
位、例えば連結スタッド７や鉄心締金具４、に接続す
る。これにより、複数の鋼製バンド１１及びＥ字金具５
は、接地リード部材３１、３２、３３を介して共通接地
導体３に接続され、接地されることとなり、連結スタッ
ド７等の金属部位に取付ける作業量等を減少させること
ができる。Embodiment 3 will be described. As shown in FIG. 3, the amorphous wound iron core transformer of this embodiment includes an amorphous wound iron core 1, a coil 2, and a common ground conductor 3. Compared to the amorphous wound iron core transformers of the first and second embodiments, the metal E-shaped fitting 5 and the U-shaped fitting 6 are formed so as to press the outermost side surfaces of the plurality of coils 2. 5, the ground lead member 33 is welded and drawn upward, and the drawn one end is fixed to the common ground conductor 3 laid over the iron core 1. After this, the common ground conductor 3
Is connected to a metal part having a ground potential of zero as shown in FIG. 4, for example, a connection stud 7 or an iron core clamp 4. As a result, the plurality of steel bands 11 and the E-shaped
Are connected to the common grounding conductor 3 via the grounding lead members 31, 32, 33 and are grounded, so that the amount of work to be attached to a metal part such as the connection stud 7 can be reduced.
【００２０】上記実施例では接地リード部材を共通接地
導体に接続し接地したが、接地リード部材を他の鋼製バ
ンド等に接続することもできる。また、上記実施例１〜
３では、アモルファス磁性薄帯を多層巻回したアモルフ
ァス巻鉄心で説明したが、けい素薄帯等の磁性材を多層
巻回した巻鉄心を使用した巻鉄心変圧器でも実施するこ
とは可能である。In the above embodiment, the ground lead member is connected to the common ground conductor for grounding. However, the ground lead member may be connected to another steel band or the like. Further, the above Examples 1 to
In No. 3, the explanation was made with the amorphous core wound by winding the amorphous magnetic ribbon in multiple layers. However, the present invention can also be carried out with a wound core transformer using a core wound by multilayer winding of a magnetic material such as a silicon ribbon. .
【００２１】本発明は、以上実施例１〜３で説明したよ
うに、アモルファス磁性薄帯等の磁性材を多層巻回した
巻鉄心が複数個連なる巻鉄心構造において、各鉄心から
の接地リード部材を共通接地導体に接続することによ
り、複数の鉄心の接地が容易に行うことが可能となる。
同時に、巻鉄心が挿入されるコイルの最内周に金属製の
巻枠を有したり、複数のコイルが連なりその両側面を鋼
製の金具で押える構造においても、これら金具から引出
された導体を１又は複数の共通接地導体に連結すること
により、各々の鉄心、金具等の接地作業量を減少させる
ことができる。As described in the first to third embodiments, the present invention relates to a wound core structure in which a plurality of wound iron cores formed by winding a magnetic material such as an amorphous magnetic ribbon in multiple layers are connected. Is connected to the common ground conductor, the plurality of iron cores can be easily grounded.
At the same time, even in a structure having a metal winding frame at the innermost periphery of the coil into which the winding core is inserted, or a structure in which a plurality of coils are connected and both sides are pressed by steel fittings, the conductor drawn out of these fittings Is connected to one or a plurality of common grounding conductors, the amount of grounding work of each iron core, metal fittings, etc. can be reduced.
【００２２】[0022]
【発明の効果】本発明によれば、最外殻に鋼製バンドを
巻回したアモルファス巻鉄心等の巻鉄心と、該巻鉄心が
挿入されるコイルと、を具備する巻鉄心変圧器におい
て、鋼製バンド、金属製コイル巻枠、金属製コイル押え
金具等の、接地を容易に行える巻鉄心変圧器を得ること
ができる。According to the present invention, there is provided a wound core transformer including a wound core such as an amorphous wound core in which a steel band is wound around an outermost shell, and a coil into which the wound core is inserted. It is possible to obtain a wound iron core transformer such as a steel band, a metal coil bobbin, and a metal coil presser that can be easily grounded.
【図１】実施例１のアモルファス巻鉄心変圧器の中身構
成説明図。FIG. 1 is an explanatory diagram of the internal structure of an amorphous wound iron core transformer according to a first embodiment.
【図２】実施例２のアモルファス巻鉄心変圧器の中身構
成説明図。FIG. 2 is an explanatory diagram of the contents of an amorphous wound iron core transformer according to a second embodiment.
【図３】実施例３のアモルファス巻鉄心変圧器の中身構
成説明図。FIG. 3 is an explanatory diagram of the contents of an amorphous wound iron core transformer according to a third embodiment.
【図４】アモルファス巻鉄心変圧器の中身構成説明図。FIG. 4 is an explanatory diagram of the contents of an amorphous wound iron core transformer.
【図５】アモルファス巻鉄心変圧器の中身構成を示す図
４のＡ−Ａ’断面説明図。FIG. 5 is an explanatory sectional view taken along the line AA ′ of FIG. 4 showing the contents of the amorphous wound iron core transformer;
【図６】従来例１のアモルファス巻鉄心変圧器の中身構
成説明図。FIG. 6 is an explanatory view showing the configuration of the inside of an amorphous wound iron core transformer according to Conventional Example 1.
【図７】従来例２のアモルファス巻鉄心変圧器の中身構
成説明図。FIG. 7 is an explanatory diagram of the contents of an amorphous wound iron core transformer according to Conventional Example 2.
【図８】従来例３のアモルファス巻鉄心変圧器の中身構
成説明図。FIG. 8 is an explanatory diagram of the contents of an amorphous wound iron core transformer according to Conventional Example 3;
１ アモルファス鉄心 １１ 鋼製バンド １２ バンド金具 ２ コイル ２１ 外側巻線 ２２ 内側巻線 ２３ 主絶縁 ２４ コイル内枠 ３ 共通接地導体 ３０ 共通接地リード部材 ３１、３２、３３ 接地リード部材 ４ 鉄心締金具 ５ Ｅ字金具 ６ コ字金具 ７ 連結スタッド ８ コイル支え DESCRIPTION OF SYMBOLS 1 Amorphous iron core 11 Steel band 12 Band fitting 2 Coil 21 Outer winding 22 Inner winding 23 Main insulation 24 Coil inner frame 3 Common grounding conductor 30 Common grounding lead member 31, 32, 33 Grounding lead member 4 Iron core clamp 5E Bracket 6 U-shaped bracket 7 Connecting stud 8 Coil support
Claims (7)
と、該巻鉄心が挿入されるコイルと、を具備する巻鉄心
変圧器において、 複数の接地リード部材が接続される共通接地導体を備え
ることを特徴とする巻鉄心変圧器。1. A wound core transformer comprising: a core wound with a steel band wound around an outermost shell; and a coil into which the core is inserted. A common ground to which a plurality of grounding lead members are connected. A wound iron core transformer comprising a conductor.
が接続されることを特徴とする巻鉄心変圧器。2. The wound core transformer according to claim 1, wherein the common ground conductor is connected to a ground lead member from a steel band.
おいて、 上記共通接地導体は、金属製コイル巻枠からの接地リー
ド部材が接続されることを特徴とする巻鉄心変圧器。3. The wound core transformer according to claim 1, wherein the common ground conductor is connected to a ground lead member from a metal coil bobbin.
鉄心変圧器において、 上記共通接地導体は、金属製コイル押え金具からの接地
リード部材が接続されることを特徴とすることを特徴と
する巻鉄心変圧器。4. The wound iron core transformer according to claim 1, wherein the common ground conductor is connected to a ground lead member from a metal coil retainer. A wound iron core transformer.
鉄心変圧器において、 上記共通接地導体は、１又は複数の金属板からなること
を特徴とする巻鉄心変圧器。5. The wound core transformer according to claim 1, wherein the common ground conductor is made of one or more metal plates.
鉄心変圧器において、 上記巻鉄心は、アモルファス磁性薄帯を多層に巻回した
アモルファス巻鉄心であることを特徴とする巻鉄心変圧
器。6. The wound iron core transformer according to claim 1, wherein the wound iron core is an amorphous wound iron core in which an amorphous magnetic ribbon is wound in multiple layers. Iron core transformer.
と、該巻鉄心が挿入されるコイルと、を具備する巻鉄心
変圧器の製造方法において、 巻鉄心上部又は下部で鋼製バンドを締付け固着した後、
該バンドを任意の長さで切断し、その一端を共通接地導
体に接続し接地することを特徴とする巻鉄心変圧器の製
造方法。7. A method of manufacturing a wound core transformer comprising: a core wound with a steel band wound around an outermost shell; and a coil into which the core is inserted. After tightening the band,
A method for manufacturing a wound iron core transformer, comprising cutting the band at an arbitrary length, connecting one end of the band to a common ground conductor, and grounding the band.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10183617A JP2000021642A (en) | 1998-06-30 | 1998-06-30 | Wound core transformer and its manufacture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10183617A JP2000021642A (en) | 1998-06-30 | 1998-06-30 | Wound core transformer and its manufacture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2000021642A true JP2000021642A (en) | 2000-01-21 |
Family
ID=16138923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10183617A Pending JP2000021642A (en) | 1998-06-30 | 1998-06-30 | Wound core transformer and its manufacture |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2000021642A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101452757B (en) * | 2007-12-03 | 2011-03-30 | 陈永辉 | Transformer iron-carrier particle sweeper |
| JP2013098351A (en) * | 2011-11-01 | 2013-05-20 | Hitachi Industrial Equipment Systems Co Ltd | Amorphous iron core transformer |
| WO2014132450A1 (en) * | 2013-03-01 | 2014-09-04 | 株式会社日立産機システム | Oil-filled transformer |
| EP2980813A1 (en) * | 2010-12-27 | 2016-02-03 | Hitachi Industrial Equipment Systems Co., Ltd. | Amorphous transformer |
-
1998
- 1998-06-30 JP JP10183617A patent/JP2000021642A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101452757B (en) * | 2007-12-03 | 2011-03-30 | 陈永辉 | Transformer iron-carrier particle sweeper |
| EP2980813A1 (en) * | 2010-12-27 | 2016-02-03 | Hitachi Industrial Equipment Systems Co., Ltd. | Amorphous transformer |
| JP2013098351A (en) * | 2011-11-01 | 2013-05-20 | Hitachi Industrial Equipment Systems Co Ltd | Amorphous iron core transformer |
| WO2014132450A1 (en) * | 2013-03-01 | 2014-09-04 | 株式会社日立産機システム | Oil-filled transformer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AU2012337260B2 (en) | Wind-on core manufacturing method for split core configurations | |
| US5719547A (en) | Transformer with bifilar winding | |
| AU1834300A (en) | Wire core inductive devices | |
| US6160467A (en) | Transformer with center tap | |
| JP2000021642A (en) | Wound core transformer and its manufacture | |
| JP3152266B2 (en) | Power transformer winding frame | |
| JPH11273973A (en) | Inductance element | |
| JPS6012256Y2 (en) | electrical equipment | |
| JPH118142A (en) | Electronic component | |
| JPS638094Y2 (en) | ||
| JP3425265B2 (en) | Step-up transformer coil | |
| JP2002231535A (en) | Coil for large current | |
| JPS63128705A (en) | Zero phase current transformer and method of manu-facturing the same | |
| JP2595263Y2 (en) | Base with terminal | |
| JPS6317227Y2 (en) | ||
| JP3079446U (en) | Large current coil. | |
| JP2001143942A (en) | Layer winding transformer and bobbin for transformer | |
| JP3502439B2 (en) | Method of manufacturing resin-molded electromagnetic device | |
| JP3028246U (en) | Transformer winding frame for noise cutting | |
| JP2599472B2 (en) | Insulation transformer | |
| JPS61166015A (en) | High tension transformer | |
| JP2853579B2 (en) | Lead-out structure of foil-wound transformer coil | |
| JPH0346492Y2 (en) | ||
| JPH01173705A (en) | Current transformer | |
| JPH05258956A (en) | Inductor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20031224 |
|
| A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20040220 |
|
| A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20040615 |