JPS621165U

JPS621165U -

Info

Publication number: JPS621165U
Application number: JP9220085U
Authority: JP
Priority date: 1985-06-20
Filing date: 1985-06-20
Publication date: 1987-01-07

Description

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

第１図は本考案の一実施例による磁気探傷装置
の平面図、第２図は第１図の―線に沿つた断
面図、第３図は第１図の水平断面図、第４図は第
３図の検出コイルの出力信号を示す説明図。１……鉄心、２……漏洩磁束検出手段、２ａ，
２ｂ……検出鉄心、３……ワイヤーロープ、２０
……漏洩磁束検出手段、２０ａ，２０ｂ……検出
鉄心、ＫＡ，ＫＢ，ＫＣ，ＫＤ……検出コイル。 Fig. 1 is a plan view of a magnetic flaw detection device according to an embodiment of the present invention, Fig. 2 is a sectional view taken along the line - in Fig. 1, Fig. 3 is a horizontal sectional view of Fig. 1, and Fig. 4 is a FIG. 4 is an explanatory diagram showing an output signal of the detection coil in FIG. 3; 1... Iron core, 2... Leakage flux detection means, 2a,
2b...Detection iron core, 3...Wire rope, 20
...Leakage magnetic flux detection means, 20a, 20b...Detection core, KA, KB, KC, KD...Detection coil.

Claims

【実用新案登録請求の範囲】１ワイヤーロープの軸方向に隔てられた１対の
磁極をもつ鉄心を設け、上記磁極は上記ワイヤー
ロープを包囲する略断面Ｕ字状に成し、上記磁極
間の中央部に、上記ワイヤーロープを包囲する略
断面Ｕ字状の検出鉄心を有する漏洩磁束検出手段
を設けたワイヤーロープの磁気探傷装置において
、上記漏洩磁束検出手段の検出鉄心の開放側に、
同側の上記ワイヤーロープを包囲する略断面Ｕ字
状の検出鉄心を有する第２の漏洩磁束検出手段を
設けたことを特徴とするワイヤーロープの磁気探
傷装置。２上記実用新案登録請求の範囲第１項記載のも
のにおいて、上記両漏洩磁束検出手段は、上記ワ
イヤーロープの軸方向にそれぞれ１対の検出鉄心
を有し、各検出鉄心にそれぞれ検出コイルを巻回
したことを特徴とするワイヤーロープの磁気探傷
装置。[Claims for Utility Model Registration] 1. An iron core having a pair of magnetic poles separated in the axial direction of the wire rope is provided, the magnetic poles have a substantially U-shaped cross section surrounding the wire rope, and the wire rope has a substantially U-shaped cross section. In a magnetic flaw detection device for a wire rope, the wire rope magnetic flaw detection device is provided with a leakage flux detection means having a detection core having a substantially U-shaped cross section surrounding the wire rope in the center, on the open side of the detection core of the leakage flux detection means,
A magnetic flaw detection device for a wire rope, characterized in that a second leakage magnetic flux detection means is provided having a detection core having a substantially U-shaped cross section surrounding the wire rope on the same side. 2. In the utility model registration claim 1, each of the leakage magnetic flux detection means has a pair of detection cores in the axial direction of the wire rope, and a detection coil is wound around each detection core. A wire rope magnetic flaw detection device characterized by a rotating wire rope.