JPH0328497U - - Google Patents
Info
- Publication number
- JPH0328497U JPH0328497U JP1989088059U JP8805989U JPH0328497U JP H0328497 U JPH0328497 U JP H0328497U JP 1989088059 U JP1989088059 U JP 1989088059U JP 8805989 U JP8805989 U JP 8805989U JP H0328497 U JPH0328497 U JP H0328497U
- Authority
- JP
- Japan
- Prior art keywords
- thermocouple
- outer cylinder
- circumferential surface
- annular
- draw
- 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
- 238000000605 extraction Methods 0.000 claims description 7
- 238000012856 packing Methods 0.000 claims 2
- 239000002184 metal Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- Monitoring And Testing Of Nuclear Reactors (AREA)
Description
第１図は本考案による熱電対取出部構造を示す
平面図、第２図は典型的な加圧水型原子炉を概略
的に示す断面図、第３図は従来の熱電対取出部構
造の全体を示す断面図、第４図は第３図の熱電対
取出部構造の上部を拡大して示す断面図、第５図
は従来の熱電対取出部構造の平面図である。図中
、
１……原子炉容器、５……上蓋、９……熱電対
引出管集合コラム、１９……引上金具、２１……
押上げボルト、３０……熱電対取出部構造、３１
……外筒、３３……固定金具（支持部材）、３４
……パツキン、３５，３６……環状支持面、３８
……皿ばね（ばね部材）、３９……ばね保持金具
。
Figure 1 is a plan view showing the thermocouple extraction structure according to the present invention, Figure 2 is a sectional view schematically showing a typical pressurized water reactor, and Figure 3 shows the entire conventional thermocouple extraction structure. FIG. 4 is an enlarged sectional view of the upper part of the thermocouple extraction structure shown in FIG. 3, and FIG. 5 is a plan view of the conventional thermocouple extraction structure. In the figure, 1...Reactor vessel, 5...Upper cover, 9...Thermocouple extraction tube collecting column, 19...Lifting fitting, 21...
Push-up bolt, 30... Thermocouple extraction part structure, 31
... Outer cylinder, 33 ... Fixing metal fittings (supporting member), 34
... Patchkin, 35, 36 ... Annular support surface, 38
... Belleville spring (spring member), 39 ... Spring holding fitting.
Claims (1)
外筒と、 前記外筒内に配置され該外筒の上端から垂直上
方に突出すると共に、上向きの環状支持面を下部
外周面に有している熱電対引出管集合コラムと、 前記熱電対引出管集合コラムの外周面と前記外
筒の内周面との間に配置され、下端が前記熱電対
引出管コラムの前記環状支持面により支持される
環状の柔軟性を有するパツキンと、 前記パツキンの上端を支持するように前記外筒
の上端に設けられた支持部材と、 前記熱電対引出管集合コラムの上部外周面に脱
着可能に取り付けられ、且つ複数の押上げボルト
が軸方向下方に延びるよう螺合されている環状の
引上金具と、 前記押上げボルトの下端と前記外筒の上端との
間に配置され、前記押上げボルトに対して上方の
弾性力を作用させるばね部材と、 を備えている原子炉容器における熱電対取出部
構造。[Claims for Utility Model Registration] An outer cylinder fixed to the upper cover of the reactor vessel and extending vertically upward; and an annular support surface disposed within the outer cylinder and protruding vertically upward from the upper end of the outer cylinder, and having an upwardly directed annular support surface. a thermocouple draw-out tube collecting column provided on a lower outer circumferential surface; and a lower end of the thermocouple draw-out tube collecting column disposed between the outer circumferential surface of the thermocouple draw-out tube collecting column and the inner circumferential surface of the outer cylinder; an annular flexible packing supported by the annular support surface; a support member provided at the upper end of the outer cylinder to support the upper end of the packing; and an upper outer circumferential surface of the thermocouple extraction tube collection column. an annular lifting fitting that is removably attached to the housing and to which a plurality of push-up bolts are screwed together so as to extend axially downward; , a spring member that applies an upward elastic force to the push-up bolt; and a thermocouple takeout structure in a nuclear reactor vessel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989088059U JPH0328497U (en) | 1989-07-28 | 1989-07-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989088059U JPH0328497U (en) | 1989-07-28 | 1989-07-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0328497U true JPH0328497U (en) | 1991-03-20 |
Family
ID=31637692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989088059U Pending JPH0328497U (en) | 1989-07-28 | 1989-07-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0328497U (en) |
-
1989
- 1989-07-28 JP JP1989088059U patent/JPH0328497U/ja active Pending
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