JPS6166692U - - Google Patents
Info
- Publication number
- JPS6166692U JPS6166692U JP1984151767U JP15176784U JPS6166692U JP S6166692 U JPS6166692 U JP S6166692U JP 1984151767 U JP1984151767 U JP 1984151767U JP 15176784 U JP15176784 U JP 15176784U JP S6166692 U JPS6166692 U JP S6166692U
- Authority
- JP
- Japan
- Prior art keywords
- sleeve
- fastening bolt
- motor casing
- recirculation pump
- casing
- 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
- 230000037431 insertion Effects 0.000 claims 2
- 238000003780 insertion Methods 0.000 claims 2
- 238000009835 boiling Methods 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
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
第１図は本考案に係る原子炉内再循環ポンプの
一実施例の要部縦断面図、第２図は第１図で示す
モータケーシングの概略要部縦断面図、第３図は
第１図の−線に沿う矢視断面図、第４図は第
１図で示すスリーブの要部正面図、第５図は一般
的な沸騰水型の原子炉圧力容器の縦断面図、第６
図は第５図の−線に沿う矢視断面図、第７図
は従来の原子炉内再循環ポンプの要部縦断面図で
ある。
１…原子炉圧力容器、１ａ…下部鏡板、５…原
子炉内再循環ポンプ、６…大径部、７…小径部、
８…テーパ部、９…モータケーシング、１０…ノ
ズル、１１…スリーブ、２０…締結ボルト、２１
…ナツト、２２…スリツト。
FIG. 1 is a vertical cross-sectional view of a main part of an embodiment of the in-reactor recirculation pump according to the present invention, FIG. 2 is a schematic vertical cross-sectional view of a main part of the motor casing shown in FIG. 1, and FIG. 4 is a front view of the main part of the sleeve shown in FIG. 1, FIG. 5 is a longitudinal sectional view of a general boiling water type reactor pressure vessel, and FIG.
The figure is a sectional view taken along the line - in FIG. 5, and FIG. 7 is a vertical sectional view of the main part of a conventional nuclear reactor recirculation pump. DESCRIPTION OF SYMBOLS 1...Reactor pressure vessel, 1a...Lower end plate, 5...Reactor recirculation pump, 6...Large diameter part, 7...Small diameter part,
8... Taper part, 9... Motor casing, 10... Nozzle, 11... Sleeve, 20... Fastening bolt, 21
...Natsuto, 22...Slit.
Claims (1)
たノズルとこの下部鏡板の下方に垂設されたスリ
ーブとにより形成された開口にモータケーシング
を挿入し、このモータケーシングの上端をノズル
に接合する原子炉内再循環ポンプにおいて、上記
モータケーシングの外周面に締結ボルトを固着し
、この締結ボルトを上記スリーブの挿通部に挿通
させてからナツトをねじ込み、このモータケーシ
ングをこのスリーブに締結したことを特徴とする
原子炉内再循環ポンプ。 ２ スリーブの挿通部は、締結ボルトが挿通可能
に形成されたスリツトであり、このスリツトがス
リーブ下端から軸方向に切り欠いて形成された実
用新案登録請求の範囲第１項に記載の原子炉内再
循環ポンプ。[Claims for Utility Model Registration] 1. A motor casing is inserted into an opening formed by a nozzle provided inside a lower head plate of a reactor pressure vessel and a sleeve vertically provided below this lower head plate, and the motor is In an in-reactor recirculation pump in which the upper end of the casing is joined to the nozzle, a fastening bolt is fixed to the outer circumferential surface of the motor casing, the fastening bolt is inserted into the insertion part of the sleeve, and then a nut is screwed into the motor casing. is fastened to this sleeve. 2. The insertion portion of the sleeve is a slit formed so that the fastening bolt can be inserted therethrough, and the slit is cut out from the lower end of the sleeve in the axial direction. Recirculation pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984151767U JPS6166692U (en) | 1984-10-09 | 1984-10-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984151767U JPS6166692U (en) | 1984-10-09 | 1984-10-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6166692U true JPS6166692U (en) | 1986-05-07 |
Family
ID=30709863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984151767U Pending JPS6166692U (en) | 1984-10-09 | 1984-10-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6166692U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100426359B1 (en) * | 2001-12-13 | 2004-04-06 | 엘지전자 주식회사 | Assembling structure for thrust bearing bush of centrifugal compressor |
-
1984
- 1984-10-09 JP JP1984151767U patent/JPS6166692U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100426359B1 (en) * | 2001-12-13 | 2004-04-06 | 엘지전자 주식회사 | Assembling structure for thrust bearing bush of centrifugal compressor |
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