KR970055459A

KR970055459A - Touch switch

Info

Publication number: KR970055459A
Application number: KR1019950056265A
Authority: KR
Inventors: 김영석
Original assignee: 전성원; 현대자동차 주식회사
Priority date: 1995-12-26
Filing date: 1995-12-26
Publication date: 1997-07-31

Abstract

본 발명은 스위치 장치에 관한 것으로 특히, 신체의 접촉여부를 전압으로 발생시키는 감지센서와; 소정의 양전압을 각각 병렬로 입력받는 제1, 제3저항(R1,R2)과; 제1저항(R1)의 출력전압을 입력받아 접지로 도통시키는 가변저항(VR)과; 제1저항(R1)과 가변저항(VR)으로 인해 분압되어진 신호를 기준전압으로 입력받고 감지센서의 출력신호를 데이타로 입력받아 기준전압과 비교후 그 비교치를 출력하는 제1비교기와; 제3저항의 출력전압을 입력받아 접지로 도통시키는 제4저항(R4)과; 제3저항(R3)과 제4저항(R4)으로 인해 분압되어진 신호를 기준전압으로 입력받고 제1비교기의 출력신호를 데이타로 입력받아 기준전압과 비교후 그 비교치를 출력하는 제2비교기와; 베이스 단자에 입력되는 제2비교기의 출력 신호의 상태에 따라 온오프 동작하는 트랜지스터(Q1); 및 트랜지스터(Q)의 온동작시 온동작되어 소정의 양전압을 출력단으로 도통ㅇ시키는 릴레이(RL)로 구성되는 것을 특징으로 하는 터치 스위치를 제공하면, 신체의 터치로 연결되어 있는 구동장치를 온오프 동작 작동시킬 수 있으므로 운전자의 스위치 조작의 편리성을 제공할 수 있다는 효과가 있다.The present invention relates to a switch device, and in particular, a sensor for generating a contact of the body with a voltage; First and third resistors R1 and R2 that receive predetermined positive voltages in parallel, respectively; A variable resistor VR receiving the output voltage of the first resistor R1 and conducting it to ground; A first comparator that receives a signal divided by the first resistor R1 and the variable resistor VR as a reference voltage, receives an output signal of a sensing sensor as data, compares the reference voltage, and outputs a comparison value; A fourth resistor R4 for receiving the output voltage of the third resistor and conducting it to ground; A second comparator for receiving a signal divided by the third resistor R3 and the fourth resistor R4 as a reference voltage, receiving an output signal of the first comparator as data, comparing the reference voltage with a reference voltage, and outputting a comparison value; A transistor Q1 operating on and off in accordance with a state of an output signal of a second comparator input to the base terminal; And a relay RL configured to be turned on when the transistor Q is turned on to conduct a predetermined positive voltage to an output terminal, thereby turning on the driving device connected to the touch of the body. Since the off operation can be operated, there is an effect that it is possible to provide the convenience of the operator's switch operation.

Description

Touch switch

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명에 따른 터치 스위치의 회로 구성도.1 is a circuit diagram of a touch switch according to the present invention.

Claims

A switch for inputting a driving power source, the switch comprising: a sensor for generating contact with a body as a voltage; First and third resistors each of which receives a predetermined positive voltage in parallel; A variable resistor receiving the output voltage of the first resistor and conducting it to ground; A first comparator for receiving a signal divided by the first resistor and the variable resistor as a reference voltage, receiving an output signal of the sensing sensor as data, comparing the reference voltage with a reference voltage, and outputting a comparison value; A fourth resistor receiving the output voltage of the third resistor and conducting it to ground; A second comparator for receiving a signal divided by the third and fourth resistors as a reference voltage, receiving an output signal of the first comparator as data, comparing the reference voltage with a reference voltage, and outputting a comparison value; A transistor configured to be turned on or off depending on a state of an output signal of the second comparator input to the base terminal; And a relay configured to be turned on when the transistor is turned on to conduct the predetermined positive voltage to an output terminal.

※ Note: The disclosure is based on the initial application.