JPH0159897U - - Google Patents
Info
- Publication number
- JPH0159897U JPH0159897U JP1987154792U JP15479287U JPH0159897U JP H0159897 U JPH0159897 U JP H0159897U JP 1987154792 U JP1987154792 U JP 1987154792U JP 15479287 U JP15479287 U JP 15479287U JP H0159897 U JPH0159897 U JP H0159897U
- Authority
- JP
- Japan
- Prior art keywords
- open end
- tube
- pipe
- inner tube
- end plug
- 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
- 239000002574 poison Substances 0.000 claims description 6
- 231100000614 poison Toxicity 0.000 claims description 6
- 238000003466 welding Methods 0.000 description 4
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
Landscapes
- Butt Welding And Welding Of Specific Article (AREA)
Description
第１図および第２図はこの考案の可燃性毒物棒
の一実施例を示すものであり、第１図は可燃性毒
物棒の要部を示す断面図、第２図は二重管と端栓
とを溶接する前の要部の断面図、第３図はこの考
案の他の実施例を示すものであり、二重管と端栓
とを溶接する前の要部の断面図、第４図および第
５図は従来の可燃性毒物棒の一例を示すものであ
り、第４図は可燃性毒物棒の要部の断面図、第５
図は二重管と端栓とを溶接する前の要部の断面図
である。
１０……二重管、１１……端栓、１２……外管
、１２ａ……開口端面、１３……内管、１３ａ…
…開口端面、１９，２０……当接面、２１……溶
接部。
Figures 1 and 2 show an embodiment of the burnable poison rod of this invention. Figure 1 is a sectional view showing the main parts of the burnable poison rod, and Figure 2 shows the double pipe and the end. Fig. 3 is a sectional view of the main part before welding the double pipe and the end plug, and Fig. 4 is a sectional view of the main part before welding the double pipe and the end plug. 5 and 5 show an example of a conventional burnable poison rod, and FIG. 4 is a sectional view of the main part of the burnable poison rod, and FIG.
The figure is a sectional view of the main parts before welding the double pipe and the end plug. 10...Double pipe, 11...End plug, 12...Outer tube, 12a...Open end surface, 13...Inner tube, 13a...
...opening end surface, 19, 20... contact surface, 21... welding part.
Claims (1)
れた内管とからなる二重管の開口端部に端栓が挿
入溶接されてなる可燃性毒物棒において、 上記外管と上記内管とのそれぞれの開口端部を
上記二重管の軸線方向において同一位置に配置す
ると共に、上記外管の開口端面と上記端栓の当接
面との当接部に形成される溶接部が、上記内管の
開口端面と上記端栓の当接面との当接部まで延び
ていることを特徴とする可燃性毒物棒。[Scope of Claim for Utility Model Registration] A burnable poison rod consisting of an end plug inserted and welded into the open end of a double pipe consisting of an outer pipe and an inner pipe arranged concentrically with a gap in the outer pipe. , the open end portions of the outer tube and the inner tube are arranged at the same position in the axial direction of the double tube, and the abutment portion between the open end surface of the outer tube and the contact surface of the end plug; A burnable poison rod characterized in that a welded portion formed at the inner tube extends to a contact portion between the open end surface of the inner tube and the contact surface of the end plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987154792U JPH0616377Y2 (en) | 1987-10-09 | 1987-10-09 | Flammable poison stick |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987154792U JPH0616377Y2 (en) | 1987-10-09 | 1987-10-09 | Flammable poison stick |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0159897U true JPH0159897U (en) | 1989-04-14 |
| JPH0616377Y2 JPH0616377Y2 (en) | 1994-04-27 |
Family
ID=31431842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987154792U Expired - Lifetime JPH0616377Y2 (en) | 1987-10-09 | 1987-10-09 | Flammable poison stick |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0616377Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017116504A (en) * | 2015-12-25 | 2017-06-29 | 三菱重工業株式会社 | Control rod aggregate for fuel storage pit |
| JP2019007916A (en) * | 2017-06-28 | 2019-01-17 | 三菱重工業株式会社 | Insertion object for fuel storage pit |
-
1987
- 1987-10-09 JP JP1987154792U patent/JPH0616377Y2/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017116504A (en) * | 2015-12-25 | 2017-06-29 | 三菱重工業株式会社 | Control rod aggregate for fuel storage pit |
| JP2019007916A (en) * | 2017-06-28 | 2019-01-17 | 三菱重工業株式会社 | Insertion object for fuel storage pit |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0616377Y2 (en) | 1994-04-27 |