KR970069079A - Water quality sensor of water purifier - Google Patents

Water quality sensor of water purifier Download PDF

Info

Publication number
KR970069079A
KR970069079A KR1019960011565A KR19960011565A KR970069079A KR 970069079 A KR970069079 A KR 970069079A KR 1019960011565 A KR1019960011565 A KR 1019960011565A KR 19960011565 A KR19960011565 A KR 19960011565A KR 970069079 A KR970069079 A KR 970069079A
Authority
KR
South Korea
Prior art keywords
water
sensor
purifier
subtracter
value
Prior art date
Application number
KR1019960011565A
Other languages
Korean (ko)
Other versions
KR0165021B1 (en
Inventor
정금석
Original Assignee
김광호
삼성전자 주식회사
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 김광호, 삼성전자 주식회사 filed Critical 김광호
Priority to KR1019960011565A priority Critical patent/KR0165021B1/en
Priority to US08/735,602 priority patent/US5820765A/en
Priority to JP8318037A priority patent/JPH09276855A/en
Publication of KR970069079A publication Critical patent/KR970069079A/en
Application granted granted Critical
Publication of KR0165021B1 publication Critical patent/KR0165021B1/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/14—Safety devices specially adapted for filtration; Devices for indicating clogging
    • B01D35/143—Filter condition indicators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D37/00—Processes of filtration
    • B01D37/04—Controlling the filtration
    • B01D37/041—Controlling the filtration by clearness or turbidity measuring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Water Treatment By Sorption (AREA)

Abstract

본 발명은 정수기에 공급되는 물과 정수필터를 거쳐 정수된 물에 함유된 불순물을 감지하고 이를 비교하여 정수효율을 표시함에 따라 사용자가 정수효율을 쉽게 알 수 있도록 하는 정수기의 수질감지장치에 관한 것으로서, 사용자에게 정수필터의 신뢰성을 높이기 위해 두개의 금속 감지봉을 이용하여 불순물의 양에 따라 두 극간에 흐르는 전류량의 변화를 이용하여 정수기로 공급되는 물과 정수된 물에 함유된 불순물의 양을 감지하는 수질감지부와, 상기 수질감지부에 의해 감지되는 미약한 신호를 증폭부와, 상기 증폭신호를 입력으로하여 그 입력값의 차를 계산하는 감산기오, 비율계산을 위해 상기 감산기에서 출력되는 값을 공급수의 수질감지값과 나누는 나눗셈기와, 상기 감산기와, 나눗셈기의 결과가 정확하도록 틀려진 값을 조정하는 조정부와, 상기 나눗셈기에서 출력되는 신호를 입력으로부터 정수효율을 판단하고 이 판단에 따라 정수효율과 정수상태를 표시하는 신호를 드라이브 회로부로 출력하는 마이컴과, 이 마이컴의 출력신호를 숫자로 표시하는 표시부에 전달하는 드라이브 회로부로 구성한 것이다.The present invention relates to a water quality sensing device for a water purifier that allows a user to easily recognize water purification efficiency by detecting impurities contained in water purified through water and a water filter supplied to the water purifier, To increase the reliability of the water filter to the user, two metal sensing rods are used to detect the amount of impurities contained in water and purified water by using a change in the amount of current flowing between the two electrodes depending on the amount of impurities And a subtracter for calculating a difference between the input value and the amplified signal, wherein the subtracter calculates a ratio of a value output from the subtracter A divider for dividing the measured water quality of the feed water by the water quality detection value of the feed water, A microcomputer for determining a water purification efficiency from a signal output from the divider and outputting a signal indicative of an integer efficiency and an integer state to the drive circuit according to the determination; And a drive circuit for transmitting the drive signal to the drive circuit.

Description

정수기의 수질감지장치Water quality sensor of water purifier

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is a trivial issue, I did not include the contents of the text.

제3도는 본 발명의 실시예의 정수기의 수질감지장치를 나타낸 블럭도.3 is a block diagram showing an apparatus for sensing the quality of water of a water purifier according to an embodiment of the present invention.

Claims (4)

정수기로 공급되는 물에 함유된 불순물의 양을 감지하는 공급수 수질감지센서(101)와 정수된 물에 함유된 불순물의 양을 감지하는 생성수 수질감지센서(102)로 이루어진 수질감지부(100)와, 상기 수질감지부(100)에 의해 감지된 미약한 신호를 증폭시키는 증폭부(101)와, 상기 공급수 수질감지센서(101)와, 생성수 수질감지센서(102)에 의해 감지된 신호의 증폭값을 입력으로하여 그 입력값의 차를 계산하는 감산기(120)와, 이 감지기에서 출력되는 값을 공급수 수질감지센서(101)에서 감지된 값과 나누는 나눗셈기(130)와, 상기 감산기(120)와 나눗셈기(130)의 결과가 정확하도록 틀려진 값을 조정하는 조정부 A(141)와 조정부 B(142)로 이루어진 조정부(140)와, 상기 나눗셈기(130)에서 출력되는 신호를 입력으로하여 정수효율을 판단하고 이 판단에 따라 정수효율과 정수상태를 표시하는 신호를 출력하는 마이컴(150)과, 이 마이컴의 출력신호를 숫자로 표시하는 표시부(170)에 전달하는 드라이브 회로(160)로 구성을 특징으로 하는 정수기의 수질감지장치.A water supply sensor 101 for detecting the amount of impurities contained in the water supplied to the water purifier and a water sensor 102 for detecting the amount of impurities contained in the purified water, An amplification unit 101 amplifying a weak signal sensed by the water texture part 100, a water sensor 101 for sensing a supply water and a water sensor 102 for sensing a generated water A divider 130 for dividing a value output from the sensor by a value sensed by the sensor 101 for supplying water quality, An adjustment unit 140 including an adjustment unit A 141 and an adjustment unit B 142 for adjusting the error value so that the results of the subtracter 120 and the divider 130 are correct; And the water efficiency is determined according to the determination. A microcomputer 150, a water purifier, characterized by detection of configuring the output signal of the microcomputer to the drive circuit 160 to pass to the display unit 170 to display the number and outputting a signal indicative of the. 제1항에 있어서, 증폭부(110)는 공급수 수질감지센서(101)에서 감지된 신호를 증폭하는 IC11과, 생성수질감지센서(102)에서 감지된 신호를 증폭하는 IC12로 구성되는 것을 특징으로 하는 정수기의 수질감지장치.The apparatus of claim 1, wherein the amplifying unit (110) comprises an IC (11) for amplifying a signal sensed by the sensor (101) for supplying water and an IC (12) for amplifying a signal sensed by the sensor The water quality sensor of the water purifier. 제1항에 있어서, 감산기(120)는 공급수 수질감지센서(101)의 증폭값을 입력받는 IC13과, 생성수 수질감지센서(102)의 증폭값을 입력받는 IC14와, 상기 IC13과 IC14의 출력을 입력받는 IC15로 구성되는 것을 특징으로 하는 정수기의 수질감지장치.The IC according to claim 1, wherein the subtracter (120) comprises: an IC (13) for receiving the amplification value of the supplied water quality sensor (101); an IC (14) for receiving the amplification value of the generated water quality sensor And an IC 15 for receiving an output of the water purifier. 제1항에 있어서, 조정부 A(141)는 IC15에 연결되는 가변정항(VR1)으로 되고, 조정부 B(142)는 IC16에 연결되는 가변저항(VR2)(VR3)으로 되는 것을 특징으로 하는 정수기의 수질감지장치.The water purifier of claim 1, wherein the adjusting unit A 141 is a variable resistance VR1 connected to the IC 15, and the adjusting unit B 142 is a variable resistor VR2 (VR3) Water quality sensing device. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: It is disclosed by the contents of the first application.
KR1019960011565A 1996-04-17 1996-04-17 Water quality monitoring device of a water purifier KR0165021B1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
KR1019960011565A KR0165021B1 (en) 1996-04-17 1996-04-17 Water quality monitoring device of a water purifier
US08/735,602 US5820765A (en) 1996-04-17 1996-10-23 Apparatus and method for displaying the purifying efficiency of the water purifier
JP8318037A JPH09276855A (en) 1996-04-17 1996-11-28 Water purifying efficiency display device of water purifier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019960011565A KR0165021B1 (en) 1996-04-17 1996-04-17 Water quality monitoring device of a water purifier

Publications (2)

Publication Number Publication Date
KR970069079A true KR970069079A (en) 1997-11-07
KR0165021B1 KR0165021B1 (en) 1999-01-15

Family

ID=19455902

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019960011565A KR0165021B1 (en) 1996-04-17 1996-04-17 Water quality monitoring device of a water purifier

Country Status (1)

Country Link
KR (1) KR0165021B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100359052B1 (en) * 2000-05-10 2002-11-07 장순구 a apparatus to display filter changing time and the quality of water for a water purifier

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100359052B1 (en) * 2000-05-10 2002-11-07 장순구 a apparatus to display filter changing time and the quality of water for a water purifier

Also Published As

Publication number Publication date
KR0165021B1 (en) 1999-01-15

Similar Documents

Publication Publication Date Title
CA1040710A (en) Water quality monitor
RU2011104185A (en) SYSTEM FOR FLOW SENSORS
JPH06294382A (en) Pumping plant for flow control sampling
EP1890139A3 (en) NOx sensor control circuit unit and NOx sensor system using the same
US6401018B1 (en) Sensor device having malfunction detector
US6269701B1 (en) Electromagnetic flowmeter deriving power from signalling loop current
CA2309628A1 (en) Angular rate sensor
EP1122514A4 (en) Anglular velocity sensor
US3992943A (en) Two-input pyrometer
KR970069079A (en) Water quality sensor of water purifier
US20040010389A1 (en) Physical quantity detection equipment
EP0324620B1 (en) Angular velocity sensor
GB2353863A (en) Flowmeter and method of determining the mass flow rate
AU6820398A (en) Circuit arrangement for deriving the measured variable from the signals of sensors of a flow meter
KR970069078A (en) Water quality detection and display device of water purifier
JP3636398B2 (en) Flow meter with reed switch
JP3646898B2 (en) Contact combustion type gas sensor constant current drive circuit
JP4669146B2 (en) Gas detector
JPS5636069A (en) Sensor
SU1643958A1 (en) Device for determination of dynamic characteristics of thermal converter
KR0156161B1 (en) Flow meter measuring device of semiconductor equipment
SU1679297A1 (en) Hygrometer
JP2000111372A (en) Eddy flowmeter
JP2833361B2 (en) Battery level detection circuit
JPH04110628A (en) Detecting apparatus for position of leaking liquid

Legal Events

Date Code Title Description
A201 Request for examination
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
LAPS Lapse due to unpaid annual fee