JPH0446000U - - Google Patents
Info
- Publication number
- JPH0446000U JPH0446000U JP1990086761U JP8676190U JPH0446000U JP H0446000 U JPH0446000 U JP H0446000U JP 1990086761 U JP1990086761 U JP 1990086761U JP 8676190 U JP8676190 U JP 8676190U JP H0446000 U JPH0446000 U JP H0446000U
- Authority
- JP
- Japan
- Prior art keywords
- plug
- handling device
- steam generator
- cotter
- clamping device
- 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
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 238000010586 diagram Methods 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図及び第２図は本考案によるクランプ装置
の一実施例を示す断面図であり、第１図は健全な
伝熱管に適用した状態を示し、第２図はメカニカ
ルプラグ付きの伝熱管に適用した状態を示す図、
第３図は第２図の−線に沿つての断面図、第
４図は典型的な蒸気発生器の下部を示す断面図、
第５図は第４図のＡ部を拡大して示すメカニカル
プラグにより施栓された伝熱管の断面図、第６図
は従来のクランプ装置が取り付けられた蒸気発生
器用取扱装置の一例を示す概略説明図、第７図及
び第８図は従来のクランプ装置を示す断面図であ
り、第７図は固定前、第８図は固定後の状態を示
す図である。図中、
１……伝熱管、２……管板、５……メカニカル
プラグ、８……挿入用ねじ部、１０……取扱装置
、１３……外筒、１４……内筒、１５……ピスト
ンロツド、２０……クランプ装置、２１……コツ
タ、３１……小径コツタ部、３２……大径コツタ
部、３５……ストツパ、３６……ストローク調整
ねじ。
Figures 1 and 2 are cross-sectional views showing one embodiment of the clamping device according to the present invention. Figure 1 shows the state in which it is applied to a healthy heat exchanger tube, and Figure 2 shows the state in which it is applied to a heat exchanger tube with a mechanical plug. A diagram showing the applied state,
FIG. 3 is a sectional view taken along the line - in FIG. 2, FIG. 4 is a sectional view showing the lower part of a typical steam generator,
Fig. 5 is a cross-sectional view of a heat exchanger tube plugged with a mechanical plug showing an enlarged view of part A in Fig. 4, and Fig. 6 is a schematic illustration showing an example of a steam generator handling device equipped with a conventional clamp device. 7 and 8 are cross-sectional views showing a conventional clamp device, with FIG. 7 showing the state before fixing, and FIG. 8 showing the state after fixing. In the figure, 1...Heat transfer tube, 2...Tube plate, 5...Mechanical plug, 8...Insertion screw part, 10...Handling device, 13...Outer cylinder, 14...Inner cylinder, 15... Piston rod, 20...clamp device, 21...knotter, 31...small diameter knotter part, 32...large diameter knotter part, 35...stopper, 36...stroke adjustment screw.
Claims (1)
板に固定するためコツタ式のクランプ装置におい
て、 前記取扱装置の上面から突出可能に上下動され
るコツタであり、メカニカルプラグの挿入用ねじ
部に噛合可能な小径コツタ部を上部に有し、且つ
伝熱管の内面に圧着可能な大径コツタ部を下部に
有する前記コツタと、 前記取扱装置に対する前記コツタの上下方向の
移動量を制限するためのストローク調整手段と、 を備えている蒸気発生器用取扱装置のためのク
ランプ装置。[Scope of Claim for Utility Model Registration] A cotter-type clamping device for fixing a handling device used in a water chamber of a steam generator to a tube plate, wherein the cotter is movable up and down so as to be able to protrude from the top surface of the handling device; The plug has a small diameter plug part in the upper part that can be engaged with the insertion screw part of the mechanical plug, and has a large diameter plug part in the lower part that can be crimped onto the inner surface of the heat exchanger tube, and the plug has a vertical direction with respect to the handling device. A clamping device for a handling device for a steam generator, comprising stroke adjustment means for limiting the amount of travel of the steam generator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990086761U JP2503172Y2 (en) | 1990-08-21 | 1990-08-21 | Clamping device for steam generator handling equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990086761U JP2503172Y2 (en) | 1990-08-21 | 1990-08-21 | Clamping device for steam generator handling equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0446000U true JPH0446000U (en) | 1992-04-20 |
| JP2503172Y2 JP2503172Y2 (en) | 1996-06-26 |
Family
ID=31818587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990086761U Expired - Fee Related JP2503172Y2 (en) | 1990-08-21 | 1990-08-21 | Clamping device for steam generator handling equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2503172Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011226865A (en) * | 2010-04-16 | 2011-11-10 | Mitsubishi Heavy Ind Ltd | Work method in water chamber and jig for work apparatus in water chamber |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012042185A (en) | 2010-08-23 | 2012-03-01 | Mitsubishi Heavy Ind Ltd | Clamper, and in-water-chamber operation device |
-
1990
- 1990-08-21 JP JP1990086761U patent/JP2503172Y2/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011226865A (en) * | 2010-04-16 | 2011-11-10 | Mitsubishi Heavy Ind Ltd | Work method in water chamber and jig for work apparatus in water chamber |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2503172Y2 (en) | 1996-06-26 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |