JPS58133905U

JPS58133905U - solenoid control circuit

Info

Publication number: JPS58133905U
Application number: JP3048382U
Authority: JP
Inventors: 八野　正
Original assignee: 株式会社富士通ゼネラル
Priority date: 1982-03-04
Filing date: 1982-03-04
Publication date: 1983-09-09

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

[Brief explanation of the drawing]

第１図および第２図は従来例を示す電気回路図、第３図
は本考案によるソレノイド制御回路の第１実施例を示す
ブロック図、第４図は第３図の各部の波形図、第５図は
第２実施例を示すブロック図、第６図は第５図の各部の
波形図、第７図はさらに第３実施例を示すブロック図ミ
第８図は第７図の各部の波形図である。１０・・・パルス信号発生回路、１１・・・オン、オフ
信号入力端子、１２・・・単安定マルチバイブレータ、
１３・・・デユーディ比調節回路、１６．２０・・・ソ
レノイド駆動回路、１７・・・直流用ソレノイド、１８
・・・ＡＣ信号入力端子、１９・・・位相制御回路、２
１・・・交流用ソレノイド、２２・・・トライアック、
２３・・・変換回路、２５・・・鋸歯状波発生回路、２
８・・・比較回路、３ｏ・・・微分回路。1 and 2 are electrical circuit diagrams showing a conventional example, FIG. 3 is a block diagram showing a first embodiment of the solenoid control circuit according to the present invention, and FIG. 4 is a waveform diagram of each part of FIG. 5 is a block diagram showing the second embodiment, FIG. 6 is a waveform diagram of each part in FIG. 5, FIG. 7 is a block diagram further showing the third embodiment, and FIG. 8 is a waveform diagram of each part in FIG. 7. It is a diagram. 10... Pulse signal generation circuit, 11... ON/OFF signal input terminal, 12... Monostable multivibrator,
13... Duty ratio adjustment circuit, 16.20... Solenoid drive circuit, 17... DC solenoid, 18
...AC signal input terminal, 19...phase control circuit, 2
1... AC solenoid, 22... Triac,
23... Conversion circuit, 25... Sawtooth wave generation circuit, 2
8... Comparison circuit, 3o... Differential circuit.

Claims

[Claims for Utility Model Registration] (1) A signal generation circuit that outputs a signal with a constant period, an initial suction time setting circuit that sets an initial suction time using a signal from an on/off signal input terminal, and the signal generation circuit. and a duty ratio adjustment circuit that is connected to the initial suction time setting circuit and that adjusts and outputs the duty ratio of the pulse signal for driving at the initial stage of suction and during steady state, and a solenoid controlled by the output signal of this duty ratio adjustment circuit. A solenoid control circuit comprising: a solenoid drive circuit for driving a solenoid; -(2) The signal generation circuit is a pulse signal generation circuit that outputs a drive pulse signal with a duty ratio for steady-state suction, the initial suction time setting circuit is a monostable multivibrator, and the duty ratio adjustment circuit is a gate circuit. A solenoid control circuit according to claim 1 of the utility model registration claim. (3) The solenoid according to claim 2 of the utility model registration claim, wherein the pulse signal generating circuit is mainly composed of an alternating current signal generating circuit and a phase control circuit that controls and outputs the phase of the alternating current signal of the alternating current signal generating circuit. control circuit. (4) The signal generating circuit is a sawtooth wave generating circuit, the initial attraction time setting circuit is a differentiating circuit consisting of a capacitor and a resistor, and the duty ratio adjusting circuit is configured to use the output signal of the sawtooth wave generating circuit and the resistance of the differentiating circuit. The solenoid control circuit according to claim 1, which serves as a comparator that compares a voltage obtained by adding a constant DC voltage to a divided voltage on the side and outputs a pulse signal for a predetermined drive.