JPS61161662U - - Google Patents
Info
- Publication number
- JPS61161662U JPS61161662U JP4389485U JP4389485U JPS61161662U JP S61161662 U JPS61161662 U JP S61161662U JP 4389485 U JP4389485 U JP 4389485U JP 4389485 U JP4389485 U JP 4389485U JP S61161662 U JPS61161662 U JP S61161662U
- Authority
- JP
- Japan
- Prior art keywords
- flaw detection
- test coil
- housing
- fluid
- hole
- 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
- 239000012530 fluid Substances 0.000 claims description 12
- 238000001514 detection method Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Description
第１図は探傷ヘツドの一例を示す側面図、第２
図は探傷ヘツドの下部の詳細図、第３図は流体フ
ロート部の詳細図、第４図は空気圧力と流体フロ
ート部の浮上高さとの関係を示す線図、および第
５図は試験コイルの回転数と流体フロート部の浮
上高さとの関係を示す線図である。
１…探傷ヘツド、５…筒軸、６…流体供給ロー
タリージヨイント、８…回転駆動用ＡＣモータ、
９…流体供給配管、１１…信号配線部、１３…非
接触回転トランス部、２１…ハウジング、２２…
周壁、２３…導孔、２４…小孔、２７…流体供給
管、３０…流体フロート部、３１…ケーシング、
３２…貫通孔、３３…流体溜り部、４１…試験コ
イル、Ｓ…鋼板。
Figure 1 is a side view showing an example of a flaw detection head;
Figure 3 is a detailed view of the lower part of the flaw detection head, Figure 3 is a detailed view of the fluid float, Figure 4 is a diagram showing the relationship between air pressure and floating height of the fluid float, and Figure 5 is a diagram of the test coil. FIG. 3 is a diagram showing the relationship between the rotation speed and the floating height of the fluid float section. 1...Flaw detection head, 5...Cylinder shaft, 6...Fluid supply rotary joint, 8...AC motor for rotational drive,
9...Fluid supply piping, 11...Signal wiring section, 13...Non-contact rotating transformer section, 21...Housing, 22...
Peripheral wall, 23... Guide hole, 24... Small hole, 27... Fluid supply pipe, 30... Fluid float part, 31... Casing,
32...Through hole, 33...Fluid reservoir, 41...Test coil, S...Steel plate.
Claims (1)
間に流体を供給し、試験コイルを試験品表面より
浮上させて渦流探傷する装置において、探傷ヘツ
ドの本体に支持され、下方に向かつて開口する筒
状のハウジング、ハウジングの頂部から下端近く
まで延びる流体供給管、および前記流体供給管が
遊合する貫通孔を中央部に有し、外周面がハウジ
ングの下部に遊合し、試験コイルを内蔵する筒状
のケーシングを備え、ケーシングが前記貫通孔の
下端に続いて広がつた空間よりなる流体溜りを有
することを特徴とする渦流探傷試験コイルの支持
装置。 In a device that performs eddy current flaw detection by supplying fluid between the surface of the test piece and the lower surface of a probe-type test coil and raising the test coil above the surface of the test piece, a tube that is supported by the main body of the flaw detection head and opens downward. a shaped housing, a fluid supply pipe extending from the top of the housing to near the bottom end, and a through hole in the center in which the fluid supply pipe fits, an outer circumferential surface of which fits in the lower part of the housing, and a test coil built therein. 1. A support device for an eddy current flaw detection test coil, comprising a cylindrical casing, the casing having a fluid reservoir consisting of a space extending from the lower end of the through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4389485U JPS61161662U (en) | 1985-03-28 | 1985-03-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4389485U JPS61161662U (en) | 1985-03-28 | 1985-03-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61161662U true JPS61161662U (en) | 1986-10-07 |
Family
ID=30555982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4389485U Pending JPS61161662U (en) | 1985-03-28 | 1985-03-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61161662U (en) |
-
1985
- 1985-03-28 JP JP4389485U patent/JPS61161662U/ja active Pending