JPS61105894U - - Google Patents
Info
- Publication number
- JPS61105894U JPS61105894U JP1984191419U JP19141984U JPS61105894U JP S61105894 U JPS61105894 U JP S61105894U JP 1984191419 U JP1984191419 U JP 1984191419U JP 19141984 U JP19141984 U JP 19141984U JP S61105894 U JPS61105894 U JP S61105894U
- Authority
- JP
- Japan
- Prior art keywords
- plate
- fixing device
- lattice plate
- lower plate
- upper lattice
- 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.)
- Granted
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Description
第１図は本考案の上部格子板固定装置の一実施
例を示す縦断面図、第２図は従来の上部格子板固
定装置を示す縦断面図、第３図は第２図の―
線に沿う横断面図である。
１……上部格子板、２……上板、３……下板、
４……グリツドプレート、５……リム胴、８……
固定ブロツク、９……偏心ピン、１０……上部ピ
ン部、１１……下部ピン部。
Fig. 1 is a longitudinal sectional view showing an embodiment of the upper lattice plate fixing device of the present invention, Fig. 2 is a longitudinal sectional view showing a conventional upper lattice plate fixing device, and Fig. 3 is a longitudinal sectional view showing an embodiment of the upper lattice plate fixing device of the present invention.
FIG. 1... Upper grid plate, 2... Upper plate, 3... Lower plate,
4... Grid plate, 5... Rim body, 8...
Fixed block, 9... Eccentric pin, 10... Upper pin part, 11... Lower pin part.
Claims (1)
を配置し、前記上板と下板との間の外周に沿つて
リム胴を配置してなる上部格子板と、シユラウド
内周に沿つて配置される固定ブロツクと、偏心し
て配置される上部ピン部と下部ピン部とからなり
前記上部ピン部を前記下板に穿設される貫通孔内
に挿入され前記下部ピン部を前記固定ブロツクに
形成される凹溝内に挿入される偏心ピンとを備え
た上部格子板固定装置おいて、前記上部ピン部の
高さを前記下板の板厚とほぼ同じ高さとするとと
もに、前記上部ピン部上端部または前記下板の貫
通孔上端部に面取り部を形成し、この面取り部を
開先として前記上部ピン部と下板とを溶接したこ
とを特徴とする上部格子板固定装置。 A grid plate is arranged in a grid pattern between the upper plate and the lower plate, and a rim body is arranged along the outer periphery between the upper plate and the lower plate, and an upper lattice plate is arranged along the inner periphery of the shroud. The fixing block is arranged horizontally, and an upper pin part and a lower pin part are arranged eccentrically. In the upper lattice plate fixing device, the upper lattice plate fixing device includes an eccentric pin inserted into a groove formed in the upper lattice plate. An upper lattice plate fixing device characterized in that a chamfered portion is formed at the upper end or the upper end of the through hole of the lower plate, and the upper pin portion and the lower plate are welded using the chamfered portion as a groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984191419U JPH035913Y2 (en) | 1984-12-19 | 1984-12-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984191419U JPH035913Y2 (en) | 1984-12-19 | 1984-12-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61105894U true JPS61105894U (en) | 1986-07-05 |
| JPH035913Y2 JPH035913Y2 (en) | 1991-02-14 |
Family
ID=30748858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984191419U Expired JPH035913Y2 (en) | 1984-12-19 | 1984-12-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH035913Y2 (en) |
-
1984
- 1984-12-19 JP JP1984191419U patent/JPH035913Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH035913Y2 (en) | 1991-02-14 |