JPS6339909U - - Google Patents
Info
- Publication number
- JPS6339909U JPS6339909U JP13286686U JP13286686U JPS6339909U JP S6339909 U JPS6339909 U JP S6339909U JP 13286686 U JP13286686 U JP 13286686U JP 13286686 U JP13286686 U JP 13286686U JP S6339909 U JPS6339909 U JP S6339909U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- coil
- magnetic resistance
- magnetic force
- solenoid actuator
- 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
- 238000001514 detection method Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000004907 flux Effects 0.000 description 2
Landscapes
- Electromagnets (AREA)
- Protection Of Static Devices (AREA)
Description
第１図は本考案のソレノイド式アクチユエータ
の基本構成を例示するブロツク図、第２図は本考
案一実施例のソレノイド式アクチユエータの構成
を示す概略構成図、第３図はそのフエイル検出回
路９を示す回路図、第４図はその磁気抵抗素子７
の磁束密度Ｂの変化に対する抵抗値Ｒ７の変化を
示すグラフ、第５図は同じくエアギヤツプＬｇの
変化に対する磁束密度Ｂの変化を示すグラフ、第
６図はＥＣＵ５が行なう「プランジヤ１動作制御
処理」を示すフローチヤート、第７図は温度ｔに
対するコイルの抵抗値Ｒｄと磁気抵抗素子７の有
する抵抗値Ｒ７との変化の様子を示すグラフ、第
８図は磁気抵抗素子７の抵抗値Ｒ７の温度変化に
対する補償回路の一例を示す回路図、である。
１……プランジヤ、３ａ，３ｂ……コイル、５
……電子制御装置（ＥＣＵ）、７……磁気抵抗素
子、９……フエイル検出回路、１１……バネ、１
３……永久磁石、１５……ストツパ、ＢＴ……バ
ツテリ、Ｒａ，Ｒｂ，Ｒｃ……抵抗器、Ｔａ，Ｔ
ｂ……トランジスタ。
FIG. 1 is a block diagram illustrating the basic configuration of the solenoid actuator of the present invention, FIG. 2 is a schematic configuration diagram showing the configuration of the solenoid actuator according to an embodiment of the present invention, and FIG. 3 shows the fail detection circuit 9. The circuit diagram shown in FIG. 4 is the magnetoresistive element 7.
FIG. 5 is a graph showing changes in the magnetic flux density B with respect to changes in the air gap Lg, and FIG. 6 is a graph showing changes in the magnetic flux density B with respect to changes in the air gap Lg. FIG. 7 is a graph showing changes in the resistance value Rd of the coil and the resistance value R7 of the magnetoresistive element 7 with respect to temperature t, and FIG. 8 is a graph showing the change in the resistance value R7 of the magnetoresistive element 7 with temperature. FIG. 3 is a circuit diagram showing an example of a compensation circuit for FIG. 1...Plunger, 3a, 3b...Coil, 5
...Electronic control unit (ECU), 7...Magnetic resistance element, 9...Fail detection circuit, 11...Spring, 1
3...Permanent magnet, 15...Stopper, BT...Battery, Ra, Rb, Rc...Resistor, Ta, T
b...Transistor.
Claims (1)
気力により作動する可動部と、を備えたソレノイ
ド式アクチユエータであつて、 上記コイルによる磁路に磁気抵抗を検出する磁
気抵抗検出手段と、 該磁気抵抗検出手段の検出する磁気抵抗に基づ
いて上記コイルによる磁気力を制御する磁気力制
御手段と、 を備えて構成されたソレノイド式アクチユエー
タ。 (2) 上記コイルが多重巻きの複数コイルとして
構成され、 上記磁気力制御手段が、上記磁気抵抗検出手段
の検出する磁気抵抗に基づいて上記複数コイルに
よる各々の磁気力を制御するよう構成された特許
請求の範囲第１項記載のソレノイド式アクチユエ
ータ。[Claims for Utility Model Registration] (1) A solenoid actuator comprising a coil that generates magnetic force and a movable part that is operated by the magnetic force of the coil, the actuator having magnetic resistance in the magnetic path of the coil. A solenoid actuator comprising: magnetic resistance detection means for detecting magnetic resistance; and magnetic force control means for controlling magnetic force by the coil based on the magnetic resistance detected by the magnetic resistance detection means. (2) The coil is configured as a plurality of multi-wound coils, and the magnetic force control means is configured to control the magnetic force of each of the plurality of coils based on the magnetic resistance detected by the magnetic resistance detection means. A solenoid actuator according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13286686U JPS6339909U (en) | 1986-08-30 | 1986-08-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13286686U JPS6339909U (en) | 1986-08-30 | 1986-08-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6339909U true JPS6339909U (en) | 1988-03-15 |
Family
ID=31032649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13286686U Pending JPS6339909U (en) | 1986-08-30 | 1986-08-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6339909U (en) |
-
1986
- 1986-08-30 JP JP13286686U patent/JPS6339909U/ja active Pending
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