JPS6370079U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案に係わる探触子の保持構造の実
施例の側断面図、第２図は第１図の―断面図
、第３図は第１図の―断面図である。第４図
は従来の管材のろう付された接合部の探傷方法の
一例を説明する斜視図、第５図は第４図の接合部
の拡大断面図である。 FIG. 1 is a side sectional view of an embodiment of the probe holding structure according to the present invention, FIG. 2 is a sectional view taken from FIG. 1, and FIG. 3 is a sectional view taken from FIG. 1. FIG. 4 is a perspective view illustrating an example of a conventional flaw detection method for a brazed joint of pipe materials, and FIG. 5 is an enlarged sectional view of the joint shown in FIG. 4.

Claims (1)

【実用新案登録請求の範囲】 １ 一端側に切欠き部を有する筒形状のケースの
該端部に案内部を設け、該案内部に沿わせて摺動
可能に、ケースの軸線と直角方向にかつ前記切欠
き部の外方に向けて一定の押圧力で押圧される探
触子ホルダを設け、前記ケースに、探触子ホルダ
に一体に取付けられた探触子を、ケースの軸線方
向にケースとともに移動させて被検体に対する位
置決めをする位置決め手段を設けたことを特徴と
する探触子の保持構造。 ２ 前記探触子ホルダは、背面をばねで押圧され
、該ばねが外力で圧縮されて摺動可能になつてい
る実用新案登録請求の範囲第１項記載の探触子の
保持構造。 ３ 前記位置決め手段は、ケースの外周に螺合さ
れたフランジであり、フランジをケース外周のね
じに沿わせて回動させることにより探触子をケー
スとともにケースの軸線方向に移動可能にしてい
る実用新案登録請求の範囲第１項記載の探触子の
保持構造。 ４ 前記位置決め手段のフランジは、フランジ面
に角度表示が設けられ、探触子をケースとともに
円周方向の位置決めを可能にしている実用新案登
録請求の範囲第３項記載の探触子の保持構造。[Claims for Utility Model Registration] 1. A cylindrical case having a notch at one end, with a guide section provided at the end thereof, so as to be slidable along the guide section in a direction perpendicular to the axis of the case. and a probe holder that is pressed with a constant pressing force toward the outside of the notch, and the probe that is integrally attached to the probe holder is attached to the case in the axial direction of the case. 1. A probe holding structure comprising a positioning means that is moved together with a case and positioned relative to a subject. 2. The probe holding structure according to claim 1, wherein the probe holder has a back surface pressed by a spring, and the spring is compressed by an external force so as to be slidable. 3. The positioning means is a flange screwed onto the outer periphery of the case, and by rotating the flange along the threads on the outer periphery of the case, the probe can be moved along with the case in the axial direction of the case. A probe holding structure according to claim 1 of the patent registration claim. 4. The probe holding structure according to claim 3, wherein the flange of the positioning means is provided with an angle indication on the flange surface to enable circumferential positioning of the probe together with the case. .