JPH03127813U - - Google Patents
Info
- Publication number
- JPH03127813U JPH03127813U JP3788390U JP3788390U JPH03127813U JP H03127813 U JPH03127813 U JP H03127813U JP 3788390 U JP3788390 U JP 3788390U JP 3788390 U JP3788390 U JP 3788390U JP H03127813 U JPH03127813 U JP H03127813U
- Authority
- JP
- Japan
- Prior art keywords
- bolt
- flange
- upper lid
- washer
- pressure vessel
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Bolts, Nuts, And Washers (AREA)
- Pressure Vessels And Lids Thereof (AREA)
Description
第１図〜第４図は本考案の実施例を示す図であ
つて、第１図、第３図はそれぞれ原子炉圧力容器
の上蓋締結部の断面図、第２図、第４図はそれぞ
れ座金を構成する部品の斜視図である。また、第
５図〜第６図は従来技術を説明するための図であ
つて、第５図は原子炉圧力容器の断面図、第６図
は原子炉圧力容器の上蓋締結部の断面図である。
１……容器本体、１ａ……容器本体のフランジ
（フランジ）、２……上蓋、２ａ……上蓋のフラ
ンジ（フランジ）、３……貫通孔、１０，２０…
…ボルト、１０ａ，２０ａ……ボルトの一端、１
０ｂ，２０ｂ……ボルトの他端、１１，２１……
つば状部、１２，２２……座金、１２ａ，２２ａ
……部品、１４，２４……接合面。
1 to 4 are views showing an embodiment of the present invention, in which FIGS. 1 and 3 are sectional views of the upper lid fastening part of the reactor pressure vessel, and FIGS. 2 and 4 are respectively It is a perspective view of the parts which constitute a washer. 5 and 6 are diagrams for explaining the prior art, in which FIG. 5 is a sectional view of the reactor pressure vessel, and FIG. 6 is a sectional view of the upper lid fastening part of the reactor pressure vessel. be. DESCRIPTION OF SYMBOLS 1... Container body, 1a... Flange (flange) of container body, 2... Upper lid, 2a... Flange (flange) of upper lid, 3... Through hole, 10, 20...
...Bolt, 10a, 20a...One end of bolt, 1
0b, 20b...Other end of bolt, 11, 21...
Flange-shaped portion, 12, 22...Washer, 12a, 22a
... Part, 14, 24 ... Joint surface.
Claims (1)
蓋締結構造であつて、 上蓋のフランジに形成された貫通孔にボルトを
挿通してこのボルトの一端を容器本体のフランジ
にねじ込むとともに、前記ボルトの他端側に前記
貫通孔よりも小径なつば状部を形成し、このつば
状部と上蓋のフランジとの間に座金を圧縮状態に
緊張させて介装することにより上蓋を締結するよ
うにし、 前記座金はリング状の部材を周方向に分割して
得られる複数の部品よりなるものとして前記ボル
トの外周を囲むように介装するとともに、該座金
と前記つば状部との接合面を前記ボルトの他端側
に向かつて凸な球面としたことを特徴とする圧力
容器における上蓋締結構造。[Scope of Claim for Utility Model Registration] An upper lid fastening structure for a pressure vessel consisting of a container body and an upper lid, in which a bolt is inserted into a through hole formed in a flange of the upper lid, and one end of the bolt is connected to the flange of the container body. At the same time as screwing in, a flange-like part smaller in diameter than the through-hole is formed on the other end side of the bolt, and a washer is tensioned in a compressed state and inserted between the flange-like part and the flange of the upper lid. The washer is made of a plurality of parts obtained by dividing a ring-shaped member in the circumferential direction and is interposed so as to surround the outer periphery of the bolt, and the washer and the collar-shaped part are interposed to surround the outer periphery of the bolt. An upper lid fastening structure for a pressure vessel, characterized in that a joint surface of the bolt is a spherical surface that is convex toward the other end of the bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3788390U JPH03127813U (en) | 1990-04-09 | 1990-04-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3788390U JPH03127813U (en) | 1990-04-09 | 1990-04-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03127813U true JPH03127813U (en) | 1991-12-24 |
Family
ID=31545391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3788390U Pending JPH03127813U (en) | 1990-04-09 | 1990-04-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03127813U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000077409A1 (en) * | 1997-12-17 | 2000-12-21 | Kawasaki Jukogyo Kabushiki Kaisha | Tightening bolt |
| JP2006177386A (en) * | 2004-12-20 | 2006-07-06 | Tokiwa Seiki Kk | Pipe joint, pipe joint washer, and pipe joint washer joining device |
| US10014108B2 (en) | 2015-03-13 | 2018-07-03 | Avx Corporation | Low profile multi-anode assembly |
-
1990
- 1990-04-09 JP JP3788390U patent/JPH03127813U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000077409A1 (en) * | 1997-12-17 | 2000-12-21 | Kawasaki Jukogyo Kabushiki Kaisha | Tightening bolt |
| JP2006177386A (en) * | 2004-12-20 | 2006-07-06 | Tokiwa Seiki Kk | Pipe joint, pipe joint washer, and pipe joint washer joining device |
| US10014108B2 (en) | 2015-03-13 | 2018-07-03 | Avx Corporation | Low profile multi-anode assembly |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0754835A (en) | Ball joint | |
| JPH03127813U (en) | ||
| JPH0438664U (en) | ||
| JPH0397013U (en) | ||
| JPH0545422Y2 (en) | ||
| JPS6432990U (en) | ||
| JPS60110710U (en) | Seal washers | |
| JPH0391520U (en) | ||
| JPS6323879Y2 (en) | ||
| JPH0360251U (en) | ||
| JPS63173535U (en) | ||
| JPH0173185U (en) | ||
| JPH03123813U (en) | ||
| JPH0180823U (en) | ||
| JPS6211362U (en) | ||
| JPH058225Y2 (en) | ||
| JPS62199577U (en) | ||
| JPH0397011U (en) | ||
| JPS6342922U (en) | ||
| JPH01240366A (en) | Dust cover | |
| JPH01130916U (en) | ||
| JPH042921U (en) | ||
| JPS61128415U (en) | ||
| JPS642358U (en) | ||
| JPS59183530U (en) | Seal washers |