JPH0120760Y2 - - Google Patents
Info
- Publication number
- JPH0120760Y2 JPH0120760Y2 JP11743582U JP11743582U JPH0120760Y2 JP H0120760 Y2 JPH0120760 Y2 JP H0120760Y2 JP 11743582 U JP11743582 U JP 11743582U JP 11743582 U JP11743582 U JP 11743582U JP H0120760 Y2 JPH0120760 Y2 JP H0120760Y2
- Authority
- JP
- Japan
- Prior art keywords
- electrode
- electrode body
- holder
- hole
- electrode holder
- 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.)
- Expired
Links
- 238000010894 electron beam technology Methods 0.000 claims description 7
- 238000003466 welding Methods 0.000 description 6
- 239000007943 implant Substances 0.000 description 4
- 230000003014 reinforcing effect Effects 0.000 description 4
- 239000011521 glass Substances 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000002513 implantation Methods 0.000 description 2
- 239000010953 base metal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000001883 metal evaporation Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Description
【考案の詳細な説明】
〔考案の技術分野〕
本考案は電極構体に係り、特にカラー受像管の
電子銃に使用される第１グリツドのうち、電極本
体と電極保持体とを具備する第１グリツドの構造
に関するものである。[Detailed Description of the Invention] [Technical Field of the Invention] The present invention relates to an electrode structure, and in particular to a first grid of a first grid used in an electron gun of a color picture tube, which includes an electrode body and an electrode holder. It concerns the structure of the grid.
次に従来の電極構体の一例を第１図及び第２図
により説明する。
Next, an example of a conventional electrode structure will be explained with reference to FIGS. 1 and 2.
即ち、電極構体１は電極本体１1と電極保持体
１2からなり、電極本体１1には一列配設された３
個の電子ビーム通過孔部２、コイニング部３、保
強部４及び植設片５が設けられており、電極保持
体１2は全体として浅皿状をなし、その底部に電
極本体１1の保強部４まで含むように通孔部６が
設けられており、この電極本体１1と電極保持体
１2とは植設片５近傍の４ケ所の溶接点７で溶接
され、電極構体１を構成している。 That is, the electrode structure 1 consists of an electrode body 1 1 and an electrode holder 1 2 , and the electrode body 1 1 has electrodes 3 arranged in a row.
Electron beam passing holes 2, coining parts 3, reinforcing parts 4, and planting pieces 5 are provided, and the electrode holder 12 has a shallow dish shape as a whole, and the electrode main body 11 is attached to the bottom of the electrode holder 12. A through hole 6 is provided to include the reinforcing part 4, and the electrode body 11 and the electrode holder 12 are welded at four welding points 7 near the implant piece 5, and the electrode structure 1 It consists of
この電極保持体１2は第１に電極本体の補強と、
陰極の基体金属上に被着形成された熱電子放射物
質の活性化時、及びヒータ動作時の陰極温度上昇
時に発生する金属蒸発物が植設片５が植設するマ
ルチフオームガラスに付着し、第１グリツドと陰
極、陰極同志のタツチ不良を起すのを防止するた
めである。 This electrode holder 1 2 is designed to first reinforce the electrode body,
Metal vapors generated when the thermionic emissive material deposited on the base metal of the cathode is activated and when the cathode temperature rises during heater operation adhere to the multiform glass on which the implantation piece 5 is implanted, This is to prevent poor contact between the first grid and the cathode and between the cathodes.
然るに従来の電極構体１は第１図及び第２図に
示すように電極保持体１2は浅皿状をなし、電極
本体１1とも４ケ所の溶接点７で溶接されている
ので、電極保持体１2ばかりでなく、電極構体１
としての強度が弱くなり、マルチフオームガラス
に植設片５を圧入固定するビーデイング時に衝撃
を受けて変形したり、その後マルチフオームガラ
スからの熱伝導による温度変化や電子銃組立後の
スペーサ抜き取り時やセンター棒抜き取り時の衝
撃による変形や第１グリツドと第２グリツド間の
アライメント平行度の劣化などが発生し易いなど
の問題点があり、特性の良好な電子銃を作ること
が困難である。
However, in the conventional electrode structure 1, as shown in FIGS. 1 and 2, the electrode holder 12 has a shallow dish shape, and the electrode main body 11 is welded at four welding points 7, so that the electrode holder 12 has a shallow dish shape and is welded to the electrode body 11 at four welding points 7. body 1 2 as well as electrode structure 1
As a result, the implantation piece 5 may be deformed due to impact during beading, which press-fits and fixes the implant into the multiform glass, and may be affected by temperature changes due to heat conduction from the multiform glass, or when removing the spacer after assembling the electron gun. There are problems such as deformation due to impact when the center rod is removed and deterioration of alignment parallelism between the first grid and the second grid, etc., and it is difficult to produce an electron gun with good characteristics.
本考案は前述した従来の問題点に鑑みなされた
ものであり、電極保持体の形状を変えることによ
り、電極構体としての強度を上げることが可能と
なり、センター棒による組立ばかりでなく、外形
基準による組立も可能な電極本体と電極保持体と
からなる電極構体を提供することを目的としてい
る。
This invention was devised in view of the conventional problems mentioned above, and by changing the shape of the electrode holder, it is possible to increase the strength of the electrode structure. It is an object of the present invention to provide an electrode structure consisting of an electrode body and an electrode holder that can be assembled.
即ち、本考案は、３個の電子ビーム通過孔部が
穿設された電極本体と、この電極本体の電子ビー
ム通過孔部を含む近傍に通孔部が穿設されると共
に電極本体に所定部で溶接された電極保持体より
なる電極構体において、電極保持体の通孔部外周
の電極本体と反対方向にそれぞれ筒状の突出部が
一体形成され、かつ通孔部近傍の複数点で電極本
体と電極保持体が溶接されてなることを特徴とす
る電極構体である。
That is, the present invention includes an electrode body in which three electron beam passage holes are bored, a passage hole in the vicinity of the electrode body including the electron beam passage holes, and a predetermined portion in the electrode body. In an electrode assembly consisting of an electrode holder welded with a cylindrical structure, cylindrical protrusions are integrally formed in the opposite direction to the electrode body on the outer periphery of the through-hole of the electrode holder, and the electrode body is welded at multiple points near the through-hole. This electrode structure is characterized in that the electrode holder and the electrode holder are welded together.
次に本考案の電極構体の一実施例を第３図乃至
第５図により説明する。
Next, one embodiment of the electrode structure of the present invention will be described with reference to FIGS. 3 to 5.
即ち、電極構体１１と、電極本体１１1と、電
極保持体１１2からなり、電極本体１１1には一列
配設された３個の電子ビーム通過孔部１２、コイ
ニング部１３、保強部１４が設けられており、電
極保持体１１2は全体として平板状なくし、電極
本体１１1の保強部１４まで含むように通孔部１
６が設けられ、この通孔部１６の外周には電極本
体１１1と反対方向にそれぞれ筒状の突出部１６1
が一体形成され、かつこの通孔部１６近傍の複数
の溶接点１７（図では８ケ所）で電極本体１１1
と電極保持体１１2が溶接された形状をなしてい
る。図において１５は電極保持体１１2に設けら
れた植設片である。 That is, it consists of an electrode structure 11, an electrode body 11 1 , and an electrode holder 11 2 , and the electrode body 11 1 has three electron beam passing holes 12, a coining part 13, and a reinforcing part 14 arranged in a row. The electrode holder 11 2 has a flat plate shape as a whole, and the through hole 1 is formed so as to include the reinforcing part 14 of the electrode body 11 1 .
6 is provided on the outer periphery of the through hole 16, and a cylindrical protrusion 16 1 is provided in the opposite direction to the electrode main body 11 1 .
are integrally formed, and a plurality of welding points 17 (eight in the figure) near the through hole 16 connect the electrode body 11 1
and electrode holder 11 2 are welded together. In the figure, 15 is an implant piece provided on the electrode holder 11 2 .
電極構体１１をそのような構造にすることによ
り電極構体１１としての強度が溶接点１７を増加
させ得るので強くすることが可能となるし、筒状
の突出部１６1により、陰極の活性化時及びヒー
ター動作時の陰極温度上昇で発生する陰極からの
金属蒸発物によるタツチ不良を防止することが出
来る。更に電極構体としての強度が強くなるの
で、電子銃組立時における他の電極とのアライメ
ント、平行度の劣化を防止することができ、極め
て品位の良好な電子銃を得ることが可能となつ
た。 By making the electrode structure 11 such a structure, the strength of the electrode structure 11 can be increased because the welding point 17 can be increased, and the cylindrical protrusion 16 1 makes it possible to increase the strength of the electrode structure 11 when the cathode is activated. It is also possible to prevent touch defects due to metal evaporation from the cathode, which occurs when the cathode temperature rises during heater operation. Furthermore, since the strength of the electrode structure is increased, it is possible to prevent alignment with other electrodes and deterioration of parallelism during assembly of the electron gun, making it possible to obtain an electron gun of extremely high quality.
前述した実施例はインライン型電子銃用の電極
構体について述べたが、これに限定されるもので
はなく、デルタ型電子銃用の電極構体でも同様で
あることは説明するまでもない。 Although the above-mentioned embodiments have been described with respect to an electrode structure for an in-line type electron gun, it is needless to say that the present invention is not limited to this, and the same applies to an electrode structure for a delta type electron gun.
第１図及び第２図は従来の電極構体の一例を示
す図であり、第１図は平面図、第２図は第１図を
Ａ−Ａ線に沿つて切断し矢印方向に見た断面図、
第３図乃至第５図は本発明の電極構体の一実施例
を示す図であり、第３図は平面図、第４図は第３
図をＢ−Ｂ線に沿つて切断し矢印方向に見た断面
図、第５図は電極保持体の背面からみた平面図で
ある。
１，１１……電極構体、１1，１１1……電極本
体、１2，１１2……電極保持体、２，１２……電
子ビーム通過孔部、５，１５……植設片、６，１
６……通孔部、７，１７……溶接点、１６1……
筒状の突出部。
Figures 1 and 2 are diagrams showing an example of a conventional electrode structure, with Figure 1 being a plan view and Figure 2 being a cross-section of Figure 1 taken along line A-A and viewed in the direction of the arrow. figure,
3 to 5 are diagrams showing one embodiment of the electrode structure of the present invention, FIG. 3 is a plan view, and FIG.
FIG. 5 is a cross-sectional view taken along the line BB and viewed in the direction of the arrow, and a plan view of the electrode holder viewed from the back side. DESCRIPTION OF SYMBOLS 1, 11... Electrode structure, 1 1 , 11 1 ... Electrode body, 1 2 , 11 2 ... Electrode holder, 2, 12... Electron beam passage hole, 5, 15... Implant piece, 6 ,1
6...Through hole, 7, 17...Welding point, 16 1 ...
Cylindrical protrusion.
Claims (1)
体と、前記電極本体の前記電子ビーム通過孔部を
含む近傍に通孔部が穿設されると共に前記電極本
体に所定部で溶接された電極保持体よりなる電極
構体において、前記電極保持体の通孔部外周の前
記電極本体と反対方向にそれぞれ筒状の突出部が
一体形成され、かつ前記通孔部近傍の複数点で前
記電極本体と前記電極保持体が溶接されてなるこ
とを特徴とする電極構体。 An electrode body having three electron beam passing holes formed therein, and a through hole formed in the vicinity of the electrode body including the electron beam passing holes, and welded to the electrode body at a predetermined portion. In an electrode assembly made of an electrode holder, cylindrical protrusions are integrally formed on the outer periphery of a through hole of the electrode holder in a direction opposite to the electrode body, and the electrode body is connected to the electrode body at a plurality of points near the through hole. and the electrode holder are welded to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11743582U JPS5923147U (en) | 1982-08-03 | 1982-08-03 | Electrode structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11743582U JPS5923147U (en) | 1982-08-03 | 1982-08-03 | Electrode structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5923147U JPS5923147U (en) | 1984-02-13 |
| JPH0120760Y2 true JPH0120760Y2 (en) | 1989-06-22 |
Family
ID=30270335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11743582U Granted JPS5923147U (en) | 1982-08-03 | 1982-08-03 | Electrode structure |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5923147U (en) |
-
1982
- 1982-08-03 JP JP11743582U patent/JPS5923147U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5923147U (en) | 1984-02-13 |
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