JPH08130132A - High voltage transformer - Google Patents
High voltage transformerInfo
- Publication number
- JPH08130132A JPH08130132A JP6269537A JP26953794A JPH08130132A JP H08130132 A JPH08130132 A JP H08130132A JP 6269537 A JP6269537 A JP 6269537A JP 26953794 A JP26953794 A JP 26953794A JP H08130132 A JPH08130132 A JP H08130132A
- Authority
- JP
- Japan
- Prior art keywords
- holder
- lead wire
- voltage
- tubular portion
- voltage lead
- 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
- Connections By Means Of Piercing Elements, Nuts, Or Screws (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は高電圧により電極間に放
電を起こし、これを利用して石油やガス等に点火した
り、オゾン発生させる高圧トランスに関するものであ
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a high-voltage transformer that causes a discharge between electrodes by a high voltage and uses this to ignite oil or gas or generate ozone.
【０００２】[0002]
【従来の技術】近年高圧トランスの利用分野の拡大や使
用形態の多様化に伴い、高電圧を放電電極に導く高圧リ
ード線と、高圧トランスの接続を安全・確実に作業性良
く行うことが求められている。2. Description of the Related Art In recent years, with the expansion of the fields of use of high-voltage transformers and the diversification of usage forms, it has been demanded to connect the high-voltage lead wire that guides a high voltage to a discharge electrode and the high-voltage transformer safely and reliably with good workability. Has been.
【０００３】以下に従来の高圧トランスについて説明す
る。図６および図７は従来の高圧トランスと高圧リード
線の接続を示すものである。図６においてトランス本体
２０を収納したケース２１にトランス本体２０の出力側
と接続された高圧ピン２２が埋込まれ、この高圧ピン２
２に高圧リード線２３を突刺した後接着剤２４で接合し
たものである。A conventional high voltage transformer will be described below. 6 and 7 show the connection between a conventional high voltage transformer and a high voltage lead wire. In FIG. 6, a high-voltage pin 22 connected to the output side of the transformer main body 20 is embedded in a case 21 accommodating the transformer main body 20.
2 is pierced with a high voltage lead wire 23 and then joined with an adhesive 24.
【０００４】図７において高圧リード線２３にはあらか
じめ端子２５がかしめられ、トランス本体を収納したケ
ース２１から突出した高圧ピン２２に端子２５を挿入し
た後半田付されて構成されている。In FIG. 7, a high voltage lead wire 23 is preliminarily crimped with a terminal 25, and the high voltage pin 22 protruding from a case 21 accommodating a transformer body is inserted into the high voltage pin 22 and then soldered.
【０００５】[0005]
【発明が解決しようとする課題】しかしながら上記の従
来の構成ではトランス本体２０の出力側と接続される高
圧ピン２２と高圧リード線２３の接合に接着剤２４や半
田が用いられ、取付作業のバラツキにより安定した接合
を得ることが困難で、トランス本体と高圧リード線２３
の接続あるいは交換等の保守作業が容易でなく、また接
着剤２４は耐湿性に劣る等信頼性・作業性・経済性に劣
るという問題点を有していた。However, in the above-mentioned conventional structure, the adhesive 24 or the solder is used to join the high voltage pin 22 and the high voltage lead wire 23 connected to the output side of the transformer body 20, so that the mounting work varies. It is difficult to obtain a stable joint due to the
There is a problem in that maintenance work such as connection or replacement of the adhesive is not easy, and the adhesive 24 is inferior in reliability, workability, and economical efficiency such as inferior moisture resistance.
【０００６】本発明は上記従来の問題点を解決するもの
でトランス本体と高圧リード線の接続にホルダーを用
い、確実で信頼性の高い接合を可能にし、また取付交換
作業が容易で安価な高圧トランスを提供することを目的
とするものである。The present invention solves the above-mentioned problems of the prior art. A holder is used to connect the transformer body and the high-voltage lead wire, which enables reliable and reliable joining, and the mounting and replacement work is easy and inexpensive. The purpose is to provide a transformer.
【０００７】[0007]
【課題を解決するための手段】この課題を解決するため
に本発明の高圧トランスは、少なくとも１次巻線、２次
巻線を巻回したコイルボビンに磁心を組込んだトランス
本体を収納するケースの一部に筒状部を設け、この筒状
部の外周面に係合突起を設けるとともに内周面にテーパ
状のリブを数個設け、かつ、この筒状部の底部に上記ト
ランス本体の高圧出力側に接続された先端尖鋭な高圧ピ
ンを突出させ、芯線を外被で覆った高圧リード線に上端
に鍔をもち筒部の下端に内方に突出し高圧リード線を挿
入することにより外被に喰込む爪を複数個設けるととも
に鍔の周縁部に筒部と同様に下方に突出し筒状部の係合
突起と係合する係合孔を有する係止片を設けたホルダー
を組合せ、このホルダーと高圧リード線を筒状部に挿入
することにより結合させるとともに高圧ピンと高圧リー
ド線の芯線を電気的に接続する構成としたものである。In order to solve this problem, a high voltage transformer of the present invention is a case for accommodating a transformer body in which a magnetic core is incorporated in a coil bobbin wound with at least a primary winding and a secondary winding. A cylindrical portion is provided on a part of the cylindrical portion, an engaging protrusion is provided on the outer peripheral surface of the cylindrical portion, and several tapered ribs are provided on the inner peripheral surface, and the transformer main body is provided on the bottom portion of the cylindrical portion. The high-voltage pin with a sharp tip connected to the high-voltage output side is projected, and the high-voltage lead wire with the core wire covered by the jacket has a collar at the upper end and protrudes inwardly at the lower end of the tube to insert the high-voltage lead wire to the outside. In combination with a holder provided with a plurality of claws that bite into the object and a locking piece that has an engaging hole that protrudes downward and engages with the engaging protrusion of the cylindrical portion at the peripheral edge of the flange, Insert the holder and high voltage lead wire into the tubular It is obtained by the construction of electrically connecting the core wire of the high-pressure pin and pressure leads together to.
【０００８】[0008]
【作用】この構成によって高圧リード線を挿入したホル
ダーをケースの筒状部に挿入すると、ホルダーの筒状部
への挿入に従いホルダーの筒部の下部に設けられた爪が
筒状部の内周面のテーパ状のリブによって加圧され高圧
リード線の外被にくい込み、そして筒状部の外周面に設
けられた係合突起とホルダーの係合片の係合孔が係合す
ることにより、作業性良く確実な固定が可能となると共
にこれらの３点の係合部の相互作用により、引き抜き力
に対しより強固な接合を得ることができる。With this structure, when the holder into which the high voltage lead wire is inserted is inserted into the tubular portion of the case, the claws provided on the lower portion of the tubular portion of the holder are inserted into the tubular portion of the holder and the inner circumference of the tubular portion is By being pressed by the taper ribs on the surface, the high-voltage lead wire is not easily covered, and the engaging projections provided on the outer peripheral surface of the tubular portion and the engaging holes of the engaging pieces of the holder are engaged, The workability can be surely fixed, and the interaction of the engaging portions at these three points can provide a stronger joint against the pulling force.
【０００９】[0009]
【実施例】本発明における基本的な高圧トランスの構成
を図１に示す。図１において、１は１次巻線、２次巻線
を巻回したコイルボビンに磁心を組込んで構成されるト
ランス本体を収納した合成樹脂からなるケースで、この
ケース１の底面には上記トランス本体の入力側となる端
子ピン２が突出している。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 shows the structure of a basic high voltage transformer according to the present invention. In FIG. 1, reference numeral 1 denotes a case made of synthetic resin in which a transformer main body configured by incorporating a magnetic core into a coil bobbin wound with a primary winding and a secondary winding is housed. The terminal pin 2 on the input side of the main body projects.
【００１０】また、このケース１の上面の一部には高圧
リード線３がホルダー４を介して接続されている。そし
て、この高圧リード線３の先端には接続金具５が取付け
られ、この接続金具５が石油機器やガス機器の放電電極
に接続される構成となっている。A high voltage lead wire 3 is connected to a part of the upper surface of the case 1 through a holder 4. A connection fitting 5 is attached to the tip of the high-voltage lead wire 3, and the connection fitting 5 is connected to a discharge electrode of a petroleum equipment or a gas equipment.
【００１１】そして、上記高圧リード線３のホルダー４
を用いてのケース１およびケース１内のトランス本体の
高圧出力側に接続されている高圧ピンとの接続と結合の
具体的な実施例を以下に説明する。The holder 4 for the high voltage lead wire 3
A specific example of the connection and connection with the high voltage pin connected to the high voltage output side of the case 1 and the transformer main body in the case 1 will be described below.
【００１２】（実施例１）まず、第１の実施例を図２，
図３を用いて説明する。ケース１の上部の一部には筒状
部６が形成され、この筒状部６の外周面の一部に係合突
起７が設けられている。また、この筒状部６の内周面に
は底部から上部に向かってテーパ状のリブ８が複数個形
成されている。そしてこの筒状部６の底部中央には先端
が尖鋭な高圧ピン９が貫通しており、この高圧ピン９の
下端はケース１内のトランス本体の高圧出力側に接続さ
れている。(Embodiment 1) First, the first embodiment is shown in FIG.
This will be described with reference to FIG. A tubular portion 6 is formed on a part of the upper portion of the case 1, and an engaging protrusion 7 is provided on a portion of the outer peripheral surface of the tubular portion 6. A plurality of tapered ribs 8 are formed on the inner peripheral surface of the tubular portion 6 from the bottom to the top. A high-voltage pin 9 having a sharp tip extends through the center of the bottom of the tubular portion 6, and the lower end of the high-voltage pin 9 is connected to the high-voltage output side of the transformer body in the case 1.
【００１３】このケース１の筒状部６には複数の細線を
撚って構成される芯線１０に絶縁樹脂の外被１１を形成
した高圧リード線３の一端がホルダー４とともに組込ま
れて結合されている。このホルダー４は弾性を有する合
成樹脂などによって形成され、上端に鍔１２をもち、こ
の鍔１２の下部に筒部１３をもち、筒部１３の下端に内
方に突出し上記高圧リード線３の外被１１に喰込むよう
に圧接する数個の爪１４を設け、鍔１２の外周面の一部
に筒部１３と同様に下方に伸び上端から下部にかけて係
合孔１５を形成した係合片１６を有する構成となってい
る。In the cylindrical portion 6 of the case 1, one end of a high voltage lead wire 3 having a core wire 10 formed by twisting a plurality of thin wires and having an outer cover 11 made of an insulating resin is assembled and joined together with a holder 4. ing. The holder 4 is made of an elastic synthetic resin or the like, has a flange 12 at the upper end, has a tube portion 13 at the lower portion of the flange 12, and projects inwardly at the lower end of the tube portion 13 so as to extend outside the high voltage lead wire 3. Engagement piece 16 provided with several claws 14 that come into pressure contact with bite 11 and extends downwardly on a part of the outer peripheral surface of flange 12 in the same manner as tubular portion 13 to form engagement hole 15 from the upper end to the lower part. It is configured to have.
【００１４】このような構成でその組立てについて説明
すると、まず、高圧リード線３の一端をホルダー４の筒
部１３に挿入する。このとき、ホルダー４の筒部１３は
何の制約も受けていないため、筒部１３の下端の爪１４
は外方に押し広げられ高圧リード線３の外被１１に喰込
むことなく高圧リード線３の挿入は行える。Assembling will be described with such a structure. First, one end of the high voltage lead wire 3 is inserted into the cylindrical portion 13 of the holder 4. At this time, since the tubular portion 13 of the holder 4 is not subject to any restriction, the claw 14 at the lower end of the tubular portion 13 is
Is pushed outward and the high voltage lead wire 3 can be inserted without digging into the jacket 11 of the high voltage lead wire 3.
【００１５】このようにホルダー４に高圧リード線３を
挿入した状態で、ケース１の筒状部６に組込んでいく。
ホルダー４の筒部１３が筒状部６に挿入されていくにつ
れて、筒部１３の外周面が筒状部６の内周面のテーパ状
のリブ８によって内方に押圧され、筒部１３の下端の爪
１４は高圧リード線３の外被１１に強く喰込み高圧リー
ド線３を固定する。また、この挿入動作によって筒状部
６の底面中央から上方に突出している高圧ピン９の先端
が高圧リード線３の芯線１０に突刺され電気的な導通が
図れることになる。In this way, the high-voltage lead wire 3 is inserted into the holder 4 and then assembled in the tubular portion 6 of the case 1.
As the tubular portion 13 of the holder 4 is inserted into the tubular portion 6, the outer circumferential surface of the tubular portion 13 is pressed inward by the tapered ribs 8 on the inner circumferential surface of the tubular portion 6, and The claw 14 at the lower end strongly digs into the jacket 11 of the high voltage lead wire 3 to fix the high voltage lead wire 3. Further, by this inserting operation, the tip of the high voltage pin 9 protruding upward from the center of the bottom surface of the tubular portion 6 is pierced into the core wire 10 of the high voltage lead wire 3 to achieve electrical conduction.
【００１６】さらに、ホルダー４を一定量筒状部６に挿
入すると、ホルダー４の係合片１６は筒状部６の外側面
の係合突起７によって外方にたわみながら下動して係合
孔１５に係合突起７がはまりこんで係合され、ケース１
に対してホルダー４は固定される。このとき、ホルダー
４の鍔１２は筒状部６の上端面に当接する寸法構成とな
っている。Further, when the holder 4 is inserted into the tubular portion 6 by a certain amount, the engaging piece 16 of the holder 4 is moved downward while being bent outward by the engaging projection 7 on the outer surface of the tubular portion 6, and the engaging hole. The engaging projection 7 is fitted into 15 to be engaged, and the case 1
On the other hand, the holder 4 is fixed. At this time, the collar 12 of the holder 4 is dimensioned to abut against the upper end surface of the tubular portion 6.
【００１７】これでケース１に対してホルダー４が固定
され、ホルダー４に対して高圧リード線３は爪１４の喰
込みによって固定され、高圧リード線３は高圧ピン９が
芯線１０に突刺さることによって導通し結果的にトラン
ス本体の高圧出力側に高圧リード線３が接続されたこと
になる。With this, the holder 4 is fixed to the case 1, the high-voltage lead wire 3 is fixed to the holder 4 by biting the claws 14, and the high-voltage lead wire 3 has the high-voltage pin 9 pierced into the core wire 10. As a result, the high voltage lead wire 3 is connected to the high voltage output side of the transformer body.
【００１８】これらの係合を解除するには、ホルダー４
の係合片１６を外方にたわませて係合孔１５から係合突
起７を外してホルダー４を上方に引出せば、簡単に係合
を解除することができる。To release these engagements, the holder 4
The engagement can be easily released by bending the engagement piece 16 outwardly to remove the engagement projection 7 from the engagement hole 15 and pulling out the holder 4 upward.
【００１９】（実施例２）次に他の実施例について図
４，図５を用いて説明する。この実施例の特徴とすると
ころは、第１の実施例に示したものに加えてケース１の
筒状部６の一部に位置決め用凹条１７を設け、ホルダー
４の筒部１３の外周面の一部に位置決め用突条１８を設
けて両者を位置合せして嵌合結合するものである。(Embodiment 2) Next, another embodiment will be described with reference to FIGS. The feature of this embodiment is that, in addition to the one shown in the first embodiment, a positioning groove 17 is provided in a part of the tubular portion 6 of the case 1, and the outer peripheral surface of the tubular portion 13 of the holder 4 is provided. A positioning ridge 18 is provided in a part of the above to align and fit them.
【００２０】この構成とすることにより、ホルダー４の
爪１４に筒状部６のテーパ状のリブ８をきっちり対応さ
せて爪１４を高圧リード線３の外被１１に確実に喰込ま
せる構成としたものである。また、この位置決め用凹条
１７と位置決め用突条１８でホルダー４や高圧リード線
３の回転止めを行うこともできる。With this structure, the claws 14 of the holder 4 are made to correspond exactly to the tapered ribs 8 of the tubular portion 6 so that the claws 14 can be surely bite into the jacket 11 of the high voltage lead wire 3. It was done. Further, the holder 4 and the high voltage lead wire 3 can be prevented from rotating by the positioning groove 17 and the positioning protrusion 18.
【００２１】なお、上記両実施例においては、ホルダー
４の筒部１３には何ら加工されないものとして説明した
が、高圧リード線３の挿入をより容易に行え、かつ爪１
４の外被１１への喰込みを確実に行わせるために筒部１
３の下端から中間部まで図５に示すようにスリット１９
を形成する方が有効となる。In both of the above embodiments, the cylindrical portion 13 of the holder 4 is not processed at all, but the high voltage lead wire 3 can be inserted more easily and the claw 1 can be easily inserted.
In order to ensure that the outer jacket 11 of 4 is inserted, the tubular portion 1
As shown in FIG.
Is more effective.
【００２２】[0022]
【発明の効果】以上のように本発明は、高圧リード線を
挿入するホルダーの先端部に爪を複数個形成し、各爪に
相対するケースの筒状部の内周面にテーパ状のリブを設
けた構成とすると共に、ホルダーをケースの筒状部に挿
入する時、ホルダーの位置決め用突条が先に筒状部内の
位置決め用凹条に係合した後、対面に設けられた係止片
の係合孔が筒状部の外周面に形成された係合突起に係合
される構成とすることにより、容易な位置決めと回転方
向のずれを無くし作業性良く確実な固定を行うと共に、
これらの３点の係合部の相互作用により引き抜き力に対
しより強固な結合を可能とするすぐれた高圧トランスを
実現できるものである。As described above, according to the present invention, a plurality of pawls are formed at the tip of the holder into which the high voltage lead wire is inserted, and a tapered rib is formed on the inner peripheral surface of the cylindrical portion of the case facing each pawl. In addition, when the holder is inserted into the tubular part of the case, the positioning protrusion of the holder first engages with the positioning recess in the tubular part, and then the locking provided on the opposite side. By making the engaging hole of the piece engage with the engaging protrusion formed on the outer peripheral surface of the tubular portion, easy positioning and displacement in the rotation direction can be eliminated, and workability can be surely fixed.
By the interaction of these three engaging portions, it is possible to realize an excellent high-voltage transformer that enables a stronger connection with respect to the pulling force.
【図１】本発明の高圧トランスの一実施例を示す正面図FIG. 1 is a front view showing an embodiment of a high voltage transformer of the present invention.
【図２】本発明の第１の実施例における高圧トランスの
要部の縦断面図FIG. 2 is a vertical cross-sectional view of a main part of a high-voltage transformer according to the first embodiment of the present invention.
【図３】同実施例における高圧トランスの要部の横断面
図FIG. 3 is a cross-sectional view of the main part of the high-voltage transformer in the same embodiment.
【図４】本発明の第２の実施例における高圧トランスの
要部の一部切欠上面図FIG. 4 is a partially cutaway top view of a main part of a high-voltage transformer according to a second embodiment of the present invention.
【図５】同実施例における高圧トランスの要部の縦断面
図FIG. 5 is a vertical cross-sectional view of the main part of the high-voltage transformer according to the embodiment.
【図６】従来の高圧トランスの要部の断面図FIG. 6 is a sectional view of a main part of a conventional high voltage transformer.
【図７】同従来の高圧トランスと高圧リード線の接続を
示す正面図FIG. 7 is a front view showing the connection between the conventional high-voltage transformer and a high-voltage lead wire.
１ ケース ２ 高圧リード線 ４ ホルダー ６ 筒状部 ７ 係合突起 ８ リブ ９ 高圧ピン １０ 芯線 １１ 外被 １２ 鍔 １３ 筒部 １４ 爪 １５ 係合孔 １６ 係合片 １７ 位置決め用凹条 １８ 位置決め用突条 １９ スリット DESCRIPTION OF SYMBOLS 1 Case 2 High-voltage lead wire 4 Holder 6 Cylindrical part 7 Engagement protrusion 8 Rib 9 High-voltage pin 10 Core wire 11 Outer cover 12 Collar 13 Cylindrical part 14 Claw 15 Engagement hole 16 Engagement piece 17 Positioning projection 18 Positioning protrusion Article 19 slit
Claims (2)
たコイルボビンに磁心を組込んだトランス本体を収納す
るケースの一部に筒状部を設け、この筒状部の外周面に
係合突起を設けるとともに内周面にテーパ状のリブを数
個設け、かつ、この筒状部の底部に上記トランス本体の
高圧出力側に接続された先端尖鋭な高圧ピンを突出さ
せ、芯線を外被で覆った高圧リード線に上端に鍔をもち
筒部の下端に内方に突出し高圧リード線を挿入すること
により外被に喰込む爪を複数個設けるとともに鍔の周縁
部に筒部と同様に下方に突出し筒状部の係合突起と係合
する係合孔を有する係止片を設けたホルダーを組合せ、
このホルダーと高圧リード線を筒状部に挿入することに
より結合させるとともに高圧ピンと高圧リード線の芯線
を電気的に接続してなる高圧トランス。1. A tubular portion is provided in a part of a case for accommodating a transformer body having a magnetic core incorporated in a coil bobbin wound with at least a primary winding and a secondary winding, and an outer peripheral surface of the tubular portion is provided. Providing an engaging projection and several tapered ribs on the inner peripheral surface, and projecting a high-voltage pin with a sharp tip connected to the high-voltage output side of the transformer body at the bottom of this tubular part, The high-voltage lead wire covered with the jacket has a flange at the upper end and the lower end of the tube portion protrudes inward to insert a high-voltage lead wire. Similarly, a holder provided with a locking piece having an engaging hole that protrudes downward and engages with the engaging protrusion of the tubular portion,
A high-voltage transformer in which the holder and the high-voltage lead wire are inserted into the cylindrical portion to be coupled with each other, and the high-voltage pin and the core wire of the high-voltage lead wire are electrically connected.
ーの筒部の外周面に位置決め用突条を設けた請求項１記
載の高圧トランス。2. The high-voltage transformer according to claim 1, wherein a positioning groove is provided on the tubular portion, and a positioning projection is provided on the outer peripheral surface of the tubular portion of the holder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6269537A JPH08130132A (en) | 1994-11-02 | 1994-11-02 | High voltage transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6269537A JPH08130132A (en) | 1994-11-02 | 1994-11-02 | High voltage transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH08130132A true JPH08130132A (en) | 1996-05-21 |
Family
ID=17473768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6269537A Pending JPH08130132A (en) | 1994-11-02 | 1994-11-02 | High voltage transformer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH08130132A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010136570A (en) * | 2008-12-08 | 2010-06-17 | Yazaki Corp | Electric connection box |
| CN107393683A (en) * | 2017-06-28 | 2017-11-24 | 国网山东省电力公司烟台供电公司 | A kind of transformer |
-
1994
- 1994-11-02 JP JP6269537A patent/JPH08130132A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010136570A (en) * | 2008-12-08 | 2010-06-17 | Yazaki Corp | Electric connection box |
| CN107393683A (en) * | 2017-06-28 | 2017-11-24 | 国网山东省电力公司烟台供电公司 | A kind of transformer |
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