JPS615484U - Detection coil structure of object detection device - Google Patents
Detection coil structure of object detection deviceInfo
- Publication number
- JPS615484U JPS615484U JP8913384U JP8913384U JPS615484U JP S615484 U JPS615484 U JP S615484U JP 8913384 U JP8913384 U JP 8913384U JP 8913384 U JP8913384 U JP 8913384U JP S615484 U JPS615484 U JP S615484U
- Authority
- JP
- Japan
- Prior art keywords
- coil wire
- coil
- detection device
- bobbin
- object detection
- 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
Landscapes
- Measuring Magnetic Variables (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の実施例における送・受波コイルの構成
と配設状況を示す概略図、第２図は第１図に示した送・
受波コイルのボビンの構造を示す斜視図、第３図ａおよ
びｂは第２図に示したボビンの外周上にコイル素線を巻
回した状態を示す側面図および上面図、第４図は本実施
例装置の検出コイルの出力特性の例を示す図、第５図は
本実施例装置の検出コイルのインピーダンス等の温度特
性の例を示す図、第６図は従来の検出装置の構成例を示
す図、第７図は第６図の送・受波コイルの構造例を示す
図である。
２０：検出コイル、２０Ｔ：送波コイル、２０Ｒ：受波
コイル、２１：ボビン、２１ａ，２２ａ：溝、２２：コ
イル素線支持部材、２３：コイル素線。Fig. 1 is a schematic diagram showing the configuration and arrangement of the transmitting/receiving coil in an embodiment of the present invention, and Fig. 2 is a schematic diagram showing the configuration and arrangement of the transmitting/receiving coil in the embodiment of the present invention.
A perspective view showing the structure of the bobbin of the receiving coil, Figures 3a and 3b are a side view and a top view showing the state in which the coil wire is wound around the outer periphery of the bobbin shown in Figure 2, and Figure 4 is a A diagram showing an example of the output characteristics of the detection coil of the device of this embodiment, FIG. 5 is a diagram showing an example of temperature characteristics such as impedance of the detection coil of the device of this embodiment, and FIG. 6 is an example of the configuration of a conventional detection device. FIG. 7 is a diagram showing an example of the structure of the transmitting/receiving coil shown in FIG. 6. 20: detection coil, 20T: transmitting coil, 20R: receiving coil, 21: bobbin, 21a, 22a: groove, 22: coil wire support member, 23: coil wire.
Claims (1)
体検出装置において、筒状体の耐熱素材からなるボビン
の該ボビンに巻回するコイル素線の巻回し位置に対応す
るボビン外周面の周方向複数個所にコイル素線の巻回し
ピッチに相当する多数の横溝を長手力向に有するコイル
素線支持部材を設け、該コイル素線支持部材の横溝にコ
イル素線を、前記ボビンの長手力向の軸線に対してコイ
ル巻軸線が一定の傾きを有するように巻回したことを特
徴とする物体検出装置の検出コイル構造。In an object detection device that electromagnetically detects an object using a pair of detection coils, the outer peripheral surface of the bobbin corresponding to the winding position of the coil wire wound around the bobbin made of a cylindrical heat-resistant material is A coil wire support member having a large number of lateral grooves in the longitudinal direction corresponding to the winding pitch of the coil wire is provided at multiple locations in the circumferential direction, and the coil wire is placed in the lateral grooves of the coil wire support member in the longitudinal direction of the bobbin. A detection coil structure for an object detection device, characterized in that the coil winding axis is wound at a constant inclination with respect to the axis of the force direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8913384U JPS615484U (en) | 1984-06-15 | 1984-06-15 | Detection coil structure of object detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8913384U JPS615484U (en) | 1984-06-15 | 1984-06-15 | Detection coil structure of object detection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS615484U true JPS615484U (en) | 1986-01-13 |
| JPH0236143Y2 JPH0236143Y2 (en) | 1990-10-02 |
Family
ID=30642916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8913384U Granted JPS615484U (en) | 1984-06-15 | 1984-06-15 | Detection coil structure of object detection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS615484U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52102774U (en) * | 1976-01-31 | 1977-08-04 | ||
| JPS5635072U (en) * | 1979-08-27 | 1981-04-06 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3892925A (en) * | 1974-06-03 | 1975-07-01 | Ibm | Electric signal exchange switching arrangement |
-
1984
- 1984-06-15 JP JP8913384U patent/JPS615484U/en active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52102774U (en) * | 1976-01-31 | 1977-08-04 | ||
| JPS5635072U (en) * | 1979-08-27 | 1981-04-06 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0236143Y2 (en) | 1990-10-02 |
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