JPS6166347A - Deflection yoke - Google Patents
Deflection yokeInfo
- Publication number
- JPS6166347A JPS6166347A JP18792984A JP18792984A JPS6166347A JP S6166347 A JPS6166347 A JP S6166347A JP 18792984 A JP18792984 A JP 18792984A JP 18792984 A JP18792984 A JP 18792984A JP S6166347 A JPS6166347 A JP S6166347A
- Authority
- JP
- Japan
- Prior art keywords
- deflection coil
- deflection
- winding
- groove
- core
- 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
- H01J29/70—Arrangements for deflecting ray or beam
- H01J29/72—Arrangements for deflecting ray or beam along one straight line or along two perpendicular straight lines
- H01J29/76—Deflecting by magnetic fields only
Abstract
Description
【発明の詳細な説明】
〔発明の利用分野〕
本発ＥＡは、陰極Ｓ管に取付けて使用する偏向ヨークに
関するもので、更に詳しくは高精細ディスプレイ用の偏
向ヨークに関するものである。DETAILED DESCRIPTION OF THE INVENTION [Field of Application of the Invention] The present EA relates to a deflection yoke used by being attached to a cathode S tube, and more specifically relates to a deflection yoke for high-definition displays.
〔発明の背景」
スロット状の溝が設けられたコア（以下、単にスロット
コアという）を使用し之従来の偏向ヨークは、特公昭５
７−２５９４１号公報、特開昭５８−１４５１１５号公
報等に記載のように、偏向コイル妙ξ上記コアに絶縁材
を介してｉ！接巻線されており。[Background of the Invention] A conventional deflection yoke using a core provided with slot-like grooves (hereinafter simply referred to as slot core) was developed in
As described in Japanese Patent Publication No. 7-25941, Japanese Patent Application Laid-Open No. 58-145115, etc., a deflection coil ξ is connected to the above core through an insulating material. It is connected to the winding wire.
水平およびｆｉｊｌ偏向コイルは同一の病中に重ねて巻
線されている。しかし、高精細ディスプレイ用の偏ｒＩ
ｒＪＩｉ−りでは、ａｇ＋；い傷内周波数、大電流によ
ろ偏向コイルの発熱の増大が著しく、狭りｎ＄１部（壱
ＩＩされた状態では熱放散が十分でなく、偏向ヨークの
ａ度上昇が増大するとともに、水ＩＰおよびＩＩｋＩ［
偏向コイル導体間の浮遊容量と偏向コイルのインダクタ
ンスとの共振によシｒｉＪ面上で明暗の縞るるいはラス
タ（ねシ等の−わゆるリンギング現象が発ミレヤナｈ。The horizontal and fijl deflection coils are wound overlappingly in the same case. However, polarized rI for high-definition displays
In rJIi-ri, the heat dissipation of the deflection coil was significantly increased due to the ag+; As the rise increases, water IP and IIkI [
Due to the resonance between the stray capacitance between the deflection coil conductors and the inductance of the deflection coil, a so-called ringing phenomenon, such as light and dark stripes or rasters, occurs on the plane.
本発明の目的は、偏向１−りの温度上昇を低減するとと
鳴く、偏向コイル間の共ＩＩＲｖも低減町詑とする偏向
１−りな提供することＫるる。SUMMARY OF THE INVENTION An object of the present invention is to provide a deflection element which reduces the temperature rise in the deflection coil and also reduces the common IIRv between the deflection coils.
上記目的２！！成のため９本発明の偏向１−りは。 Above purpose 2! ! 9. Deflection 1 of the present invention.
コア内ｒＭＫ突起を設けたコアの各突起間ＫＩ＃層係止
用の牌を設は九物体を＊、するとと−に、上記物体Ｖｃ
Ｆｉ放熱用の切込み、溝％Ｌ＜は孔を設け、さらに水平
と垂直偏向コイル巻線係止用の牌を２層信造としたり、
水平とＩｉ［コイル部のそれぞれの巻線中心角度が異な
るように巻線係止用の牌を設けて水平と垂直偏向コイル
を巻線することにより。A tile for locking the KI# layer between each protrusion of the core provided with rMK protrusions in the core is provided for nine objects *, then -, the above object Vc
A notch for Fi heat dissipation and a hole for the groove %L< are provided, and the tiles for horizontal and vertical deflection coil winding locking are made of two layers,
Horizontal and Ii [by winding the horizontal and vertical deflection coils by providing a tile for locking the winding so that the winding center angles of the coil parts are different.
偏向コイル間の共振によるリンギング現象をも低減可能
とするよ５１Ｃ構成したものである。It has a 51C configuration that can also reduce the ringing phenomenon caused by resonance between the deflection coils.
（発明の冥ＪＩｉＮ〕 以下１本発明の実施例を図を用りて説明する。(The Meiji of Invention JIiN) An embodiment of the present invention will be described below with reference to the drawings.
第１図ｒ１本発明の偏向ヨークの正面図で、第２図はこ
れをＸ軸平面から見た断面■、Ｊ！３図はスロットコア
（物体を装着した場合の偏向ヨークの右上ＩＩＩ（ａｌ
！１象脹部分）の断面図、第４ＱおよびＪＫ５図は本発
明による物体の斜視■で、薦６図はこの物体とスロット
コアとの位置関係を示す図。Fig. 1 r1 is a front view of the deflection yoke of the present invention, and Fig. 2 is a cross section of the deflection yoke viewed from the X-axis plane. Figure 3 shows the slot core (upper right III (al) of the deflection yoke when an object is attached).
! Figures 4Q and JK5 are perspective views of the object according to the present invention, and Figure 6 is a diagram showing the positional relationship between this object and the slot core.
第８１および第９図は本発明による偏向ヨークの要部を
示す斜視図である。81 and 9 are perspective views showing essential parts of the deflection yoke according to the present invention.
同一に示すように０本発明の偏向１−りは、第７ｄＫ示
すようにコアの円面に突起４を設けたスロットコア５の
各突起間に、 ｇ４１略窮５図に示されるようなＩ＃線
係止用の隣Ｂ、８′を設けた磁性体もしくは非磁性体か
らなる補助部材５を備え。As shown in FIG. An auxiliary member 5 made of a magnetic or non-magnetic material is provided with adjacent holes B and 8' for locking the # wire.
Ｃ１’Ｌ、に水平偏向コイル１シよび垂直偏向コイル２
を巻線するものである。また、上記補助部材５には放熱
用の切込み６や放熱＃ｌＨもしくは放熱孔）７が設けら
れて−る。C1'L, horizontal deflection coil 1 and vertical deflection coil 2
It is used to wind wires. Further, the auxiliary member 5 is provided with a notch 6 for heat radiation, a heat radiation #lH or a heat radiation hole) 7.
これにより、高精細ディスプレイＩ／Ｃ特有な高速偏向
ＶＣ＃なう＃４１＃Ｊコイ゛ルの表皮効果の増大ｆ大電
流駆動による偏向コイルのｊｌｌＩ！ｊＩの増大による
偏向コイル１，２．の発熱分を、よ紀切込み６および放
熱溝（もしくは放熱孔）７から放散させるため。This increases the skin effect of the high-speed deflection VC #41 #J coil unique to high-definition display I/C. Deflection coils 1, 2 due to increase in jI. In order to dissipate the heat generated from the horizontal cut 6 and the heat radiation groove (or heat radiation hole) 7.
偏ｆｌ！ＪＭ−りの温度上昇を低減することができる。Biased fl! It is possible to reduce the temperature rise of JM-ri.
さらに、上記切込み６や放熱溝（もしくは放熱孔＞７に
シリコン等の熱伝導性の良い絶縁材料を注入す九ば（図
示せず〕、上記効果を一層増大させることができる。な
お、上記巻線係止用の牌８を設は北補助部材５を設ける
と論うことは、偏向コイル巻＄３１．２のｆｌｆ［を向
上させ高品質の画像を得る効果がある。Furthermore, the above effects can be further increased by injecting an insulating material with good thermal conductivity such as silicon into the notches 6 and heat radiation grooves (or heat radiation holes>7 (not shown). The provision of the tile 8 for wire locking and the provision of the north auxiliary member 5 have the effect of improving the flf of the deflection coil winding $31.2 and obtaining a high quality image.
また０本発明の構成として纂４図に示す物体を使用する
場合は、水平偏向コイル部１とｆｉ［偏向コイル部２の
それぞれの巻線中心角度を等しく巻線するものでｂるが
、愕Ｖｃ第５図〈示すようく。In addition, when using the object shown in Fig. 4 as the configuration of the present invention, the horizontal deflection coil section 1 and the deflection coil section 2 are wound with equal winding center angles. Vc Figure 5 (as shown).
上記物体ＳＫおｈて水平コイルｌＩｈｌ１係止用の隣８
とｆｉ［偏向コイルＩ＃銀係止用のＳ ｅｔとを２層構
造とし、さらには水平偏向コイル部１と垂直偏向口く巻
線係止用の郷を設けて、第８図に示すよう（こ九のそれ
ぞれに水平と垂直偏向コイル１，２を巻層するＷ鷹万＆
が有効でるる、これは、水平偏向コイル１と垂直偏向コ
イル２との間隔が大きくとｎることによ〕、第１０因に
示すようなコイル４体間の浮遊容ｆ９と偏向コイルのイ
ンダクタンスとの共振によるりンギング視象（画面上に
明暗の縦縞中ラスタがくねる現象）を防止もしくは低減
させることができる。また、水平偏向コイル部１と垂直
偏向コイル部２が２層信造となっているので、水平と垂
直偏向；イル１，２閣の絶縁も確保することができる。Next to the horizontal coil lIhl1 for locking the above object SKh
and fi [deflection coil I# set for silver locking are made into a two-layer structure, and furthermore, a winding locking set is provided between the horizontal deflection coil part 1 and the vertical deflection opening, as shown in Fig. 8. (W Takaman winds horizontal and vertical deflection coils 1 and 2 in each of these nine layers)
This is because the distance between the horizontal deflection coil 1 and the vertical deflection coil 2 is large, and the stray capacitance f9 between the four coils and the inductance of the deflection coil as shown in the 10th factor are It is possible to prevent or reduce a ringing appearance (a phenomenon in which raster lines in vertical stripes of light and dark on the screen curve) due to resonance with the screen. Further, since the horizontal deflection coil section 1 and the vertical deflection coil section 2 are made of two layers, insulation between the horizontal and vertical deflection coils 1 and 2 can also be ensured.
なお、第９囚は上記実施例を廓分的に実施した場合を示
したものである。Incidentally, the ninth case shows a case where the above embodiment is implemented in parts.
〔発明の効果）
本発明の偏向ヨークは、上記のように構成したもので、
婿に高梢細ディスプレイにおける高速偏向、大電流駆動
に伴なう温度上昇を低減する効果が得られる。また、偏
向コイルの浮遊容量を低減することができるので９画面
性畔で問題となるリンキングの発生を防止する効果をあ
わせて得ら几る。さらに１巻線部を備えた物体に偏向コ
イルを巻巌することにより、偏向コイルの巻線精度の向
上分よび水平−垂直傷内コイルＦ５の絶縁を確保される
と８つ利点がある。[Effects of the Invention] The deflection yoke of the present invention is configured as described above,
In addition, the effect of reducing the temperature rise associated with high-speed deflection and large current drive in high-resolution displays can be obtained. Furthermore, since the stray capacitance of the deflection coil can be reduced, the effect of preventing the occurrence of linking, which is a problem in nine-screen configurations, can also be obtained. Further, by winding the deflection coil around an object having one winding, there are eight advantages in that the winding accuracy of the deflection coil is improved and the insulation of the horizontal-vertical wound coil F5 is ensured.
第１図は本発明による偏向ヨークの正面ス、第２図は偏
向ヨーク中心軸方向から見た断面図、第３図は第１象限
部分の断面図、第４図および第５図は本発明による物体
の斜視図、第６図は物体とスロットコアとの装着状態を
示す斜視図２第７図は２０ットコア単体の正面図、第８
図および第９図は偏向コイル巻線状態の要部を示す斜視
図、第１Ｑ図は偏向コイルと浮遊容量を示す等価回路図
である。
１・・・・・・水平偏向コイル、２・・・・・垂直偏向
コイル。
３ ・１．コ乙 ４・・・・・・突起、５・・・・・補
助部材。
６・・・・・・切込み、７・・山・放熱溝（もしくけ放
熱孔）。FIG. 1 is a front view of the deflection yoke according to the present invention, FIG. 2 is a cross-sectional view as seen from the central axis direction of the deflection yoke, FIG. 3 is a cross-sectional view of the first quadrant, and FIGS. 4 and 5 are according to the present invention. FIG. 6 is a perspective view showing the attachment state of the object and the slot core. FIG. 7 is a front view of the 20-t core alone, and FIG.
9 and 9 are perspective views showing essential parts of the deflection coil winding state, and FIG. 1Q is an equivalent circuit diagram showing the deflection coil and stray capacitance. 1...Horizontal deflection coil, 2...Vertical deflection coil. 3 ・1. 4... Protrusion, 5... Auxiliary member. 6...notch, 7...mountain/radiation groove (heat radiation hole).
Claims (1)
した偏向ヨークにおいて、該コアの溝内に、巻線係止用
の溝を設けた磁性体もしくは非磁性体からなる補助部材
を備え、巻線係止用溝に水平、垂直偏向コイルが巻線さ
れていることを特徴とする偏向ヨーク。 ２、上記補助部材は、水平偏向コイル巻線係止用の溝が
形成された第１の補助部材と垂直偏向コイル巻線係止用
の溝が形成された第２の補助部材からなり、第１、第２
の補助部材がとの２層構造に配置されていることを特徴
とする特許請求の範囲第１項に記載の偏向ヨーク。 ３、上記巻線係止用の溝は、水平偏向コイル部と垂直偏
向コイル部のそれぞれの巻線中心角度が異なるように巻
線係止用の溝が設けられていることを特徴とする特許請
求の範囲第１項に記載の偏向ヨーク。 ４、上記巻線係止用の溝を設けた補助部材には、偏向コ
イルと接する面の一部に切込み部が設けられ、さらにこ
の切込みと接続させて偏向ヨークの両端の開口部側に接
続する放熱溝もしくは孔が設けられていることを特徴と
する特許請求の範囲第１項に記載の偏向ヨーク。 ５、上記切込み部、放熱溝もしくは孔には、シリコン等
の熱伝導性の良い絶縁材料が注入されていることを特徴
とする特許請求の範囲第１項に記載の偏向ヨーク。[Claims] 1. In a deflection yoke using a core with a slot-like groove provided on the inner surface of the core, a magnetic or non-magnetic material provided with a groove for locking the winding in the groove of the core. 1. A deflection yoke comprising an auxiliary member consisting of a winding retaining groove, and having horizontal and vertical deflection coils wound therein. 2. The auxiliary member includes a first auxiliary member in which a groove for locking the horizontal deflection coil winding is formed and a second auxiliary member in which a groove for locking the vertical deflection coil winding is formed; 1. 2nd
2. The deflection yoke according to claim 1, wherein the auxiliary member is arranged in a two-layer structure. 3. A patent characterized in that the winding locking groove is provided such that the winding center angles of the horizontal deflection coil portion and the vertical deflection coil portion are different from each other. A deflection yoke according to claim 1. 4. The auxiliary member provided with the groove for locking the winding is provided with a notch in a part of the surface in contact with the deflection coil, and is further connected to the notch to be connected to the openings at both ends of the deflection yoke. 2. The deflection yoke according to claim 1, wherein the deflection yoke is provided with heat dissipation grooves or holes. 5. The deflection yoke according to claim 1, wherein an insulating material with good thermal conductivity, such as silicon, is injected into the notch, heat radiation groove, or hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18792984A JPS6166347A (en) | 1984-09-10 | 1984-09-10 | Deflection yoke |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18792984A JPS6166347A (en) | 1984-09-10 | 1984-09-10 | Deflection yoke |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6166347A true JPS6166347A (en) | 1986-04-05 |
Family
ID=16214662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18792984A Pending JPS6166347A (en) | 1984-09-10 | 1984-09-10 | Deflection yoke |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6166347A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0256943A2 (en) * | 1986-08-11 | 1988-02-24 | E-Systems Inc. | Oscilloscope deflection yoke with heat dissipation means |
| US5012104A (en) * | 1990-05-17 | 1991-04-30 | Etec Systems, Inc. | Thermally stable magnetic deflection assembly and method of making same |
| US5027097A (en) * | 1989-06-24 | 1991-06-25 | Nokia Unterhaltungselektronik | Saddle-coil arrangement for a cathode ray tube and a coil carrier for such an arrangement |
-
1984
- 1984-09-10 JP JP18792984A patent/JPS6166347A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0256943A2 (en) * | 1986-08-11 | 1988-02-24 | E-Systems Inc. | Oscilloscope deflection yoke with heat dissipation means |
| US5027097A (en) * | 1989-06-24 | 1991-06-25 | Nokia Unterhaltungselektronik | Saddle-coil arrangement for a cathode ray tube and a coil carrier for such an arrangement |
| US5012104A (en) * | 1990-05-17 | 1991-04-30 | Etec Systems, Inc. | Thermally stable magnetic deflection assembly and method of making same |
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