CN201166645Y - Analyzer for multichannel water quality ion content (Na+, pH, O2, electric conductivity) - Google Patents

Analyzer for multichannel water quality ion content (Na+, pH, O2, electric conductivity) Download PDF

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Publication number
CN201166645Y
CN201166645Y CNU2007200162995U CN200720016299U CN201166645Y CN 201166645 Y CN201166645 Y CN 201166645Y CN U2007200162995 U CNU2007200162995 U CN U2007200162995U CN 200720016299 U CN200720016299 U CN 200720016299U CN 201166645 Y CN201166645 Y CN 201166645Y
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China
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water sample
water
cup
sensor
electrode
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Expired - Fee Related
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CNU2007200162995U
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Chinese (zh)
Inventor
金为民
周雅夫
董受权
邱立斌
马丹
张艳红
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Individual
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Abstract

A multichannel water quality analyzer for the ion content (Na<+>, pH, O2, conductivity) comprises a measuring sensor A and a water sample quantitative cup 1, wherein the front end of the a sensor A is additionally provided with the water sample voltage stabilizing cup B 1-B n, a magnetic valve D1-D n and a lift pump C, a water sample quantitative dosing processor E is installed between the measuring sensor A and water sample voltage stabilizing cup B 1-B n, and between the magnetic valve D1-D n and the lift pump C, water sample is automatically pre-processed by the water sample quantitative dosing processor E before entering the sensor A, and the ion content (Na <+>) in the water sample is changed into electrical signals after entering the sensor A, the electrical signals are transferred into an electrical signal processor F through cable, a microprocessor carries out the data process to A signals, and simultaneously controls the open and the close of the lift pump C and the magnetic valve D1-D n. the analyzer can effectively solve the problem of the inconsistent characteristics between the sensors and the characteristic differences of an electronic circuit, and the analyzer can eliminate an amount of the testing working capacity on the working site, thereby the validity of the measured results is improved, and the labor intensity is reduced.

Description

Hyperchannel water quality ion concentration (Na +, pH, O 2, conductivity) analyser
[technical field]
The utility model relates to a kind of hyperchannel water quality ion concentration (Na +, pH, O 2, conductivity) analyser, especially relate to a kind of water quality ion concentration Na +, pH, O 2, conductivity hyperchannel water quality ion concentration analyser.
[background technology]
As everyone knows, analyzing water quality (Na +) during content, water sample intermediate ion (Na +) content is converted into electric signal by electrochemical sensor, again by the numerical value change of circuit realization amount.The factor that influences accuracy in this process has a lot.Most importantly the discreteness of electrochemical sensor (ion-selective electrode) characteristic (electrode internal resistance, transform slope).Reason is that the manufacture craft of electrochemical sensor all belongs to and making by hand, and the consistance of its characteristic is relatively poor.If when measuring same water sample respectively simultaneously with a plurality of electrochemical sensors, its result differs greatly, and brings inconvenience to real work.
[summary of the invention]
The purpose of this utility model is to provide a kind of hyperchannel water quality ion concentration (Na +, pH, O 2, conductivity) analyser, be used to overcome inconsistent problem of characteristic and electronic circuit property difference problem between the sensor.
Above-mentioned purpose of the present utility model is to realize like this.
A kind of hyperchannel water quality ion concentration (Na +, pH, O 2, conductivity) analyser, comprise survey sensor A, water sample Measuring glass 1, level switch 2, run-down pipe 3, pump 4, medicine-chest 5 and associated conduit 6 and solenoid valve 7, it is characterized in that said survey sensor A front end installs water sample voltage stabilizing cup B additional 1~B n, solenoid valve D 1~D nAnd lift pump C.Survey sensor A and water sample voltage stabilizing cup B 1~B n, solenoid valve D 1~D nAnd between the lift pump C water sample quantitative dosing processor E being housed, water sample carried out automatic pre-service by water sample quantitative dosing processor E to water sample earlier before entering A, to satisfy the condition of work of survey sensor A.After water sample entered A, its major function was with the ion (Na in the water sample +) content changes into electric signal.This electric signal is transferred among the electric signal processor F by private cable, and the microprocessor among the F carries out data processing to a-signal, also will control lift pump C and solenoid valve D simultaneously 1~D nOpening and closing, and among the E electric signal receive and E in electrical equipment control
Above-mentioned water sample voltage stabilizing cup B 1~B nBe provided with water sample water inlet, water sample overflow vent, water sample conveying end, level switch 8 1~8 n, after liquid level signal reaches signal processor F, F has sent the water/prompting of cutting off the water supply.
Above-mentioned solenoid valve D 1~D nOn/off, by F according to 8 1~8 nSignal controlling.
Opening/stop by F of above-mentioned lift pump C controlled.
Above-mentioned survey sensor A comprises: (sodium) electrode 9, (pH) electrode 10, temperature electrode 11, measuring cup 12 and water sample import and export 13.Wherein 9,10,11 be inserted in order in the measuring cup 12, when water sample flows to sensor will be separately non electrical quantity change into electric signal and reach among the F, F carries out data processing to it, and with the measurement result record with show.Water sample 1~water sample nEnter water sample voltage stabilizing cup B simultaneously respectively 1~B nIn, level switch 8 1~8 nSend signal respectively to behind the signal processor F, F judges water sample 1~water sample nWater is arranged or cut off the water supply and by display prompts, the water sample that surpasses water level is discharged by the Y overflow.F passes through B 1~B nThe identification of water/cut off the water supply is arranged, send corresponding instruction control D 1~D nIn only one the tunnel open.Instruct lift pump C to start simultaneously, water sample is sent among the water sample quantitative dosing processor E in the Measuring glass 1, and level switch 2 provides electric signal and delivers among the F.F sends instruction and closes D 1~D nIn open valve and close lift pump C, control pump 4 work are simultaneously sent into the medicine of medicine-chest 5 in the Measuring glass 1 by pipeline 6 and water sample are done regularly dosing handle, and reach behind the processing requirements F and send electromagnetic valve of instruction 7 and open.Water sample is introduced A and is docile and obedient preface by pipeline 6 and flows through sodium electrode 9, pH electrode 10, temperature electrode 11, wherein 9,10,11 separately non electrical quantity change into the signal input that electric signal reaches F and carry out impedance conversion, analog signal processing, A/D conversion.Do data processing with mathematical model, isolate output current 4~20mA conversion, data communication shows, prints etc.After a time control was finished measuring period, F instructed D 1~D nSwitch water sample with C.For preventing the cross pollution between water sample, be provided with cleaning procedure among the F, guaranteed the authenticity of measurement result.
Above-said current signal processor F comprises signal input, signal output, data processing mouth and work order interface, display, power supply etc.Wherein data processor comprises: data storage, program storage, clock, history curve and operational factor adjustment etc.
Experimental results show that and utilize hyperchannel water quality ion analyser to overcome inconsistent problem of characteristic and electronic circuit property difference problem between the sensor very effectively.Eliminated the workload of industry spot to a large amount of sensor calibrations.Both improve the authenticity of measurement result, alleviated labour intensity again.This device can be extended to water quality comprehensive parameters analyser.
Fig. 1 is the utility model structural principle synoptic diagram.
[embodiment]
This device is finished ion (Na to a plurality of water samples with (cover) electrochemical measurement sensor +, pH, O 2, conductivity) measurement of content.Its principle such as figure water sample 1~water sample nEnter water sample voltage stabilizing cup B simultaneously respectively 1~B nIn, level switch 8 1~8 nSend signal respectively to behind the signal processor F, F judges water sample 1~water sample nWater is arranged or cut off the water supply and by display prompts, the water sample that surpasses water level is discharged by the Y overflow.F passes through B 1~B nThe identification of water/cut off the water supply is arranged, send corresponding instruction control D 1~D nIn only one the tunnel open.Instruct lift pump C to start simultaneously, water sample is sent among the water sample quantitative dosing processor E in the Measuring glass 1, and level switch 2 provides electric signal and delivers among the F.F sends instruction and closes D 1~D nIn open valve and close lift pump C, control pump 4 work are simultaneously sent into the medicine of medicine-chest 5 in the Measuring glass 1 by pipeline 6 and water sample are done regularly dosing handle, and reach behind the processing requirements F and send electromagnetic valve of instruction 7 and open.Water sample is introduced A and is docile and obedient preface by pipeline 6 and flows through sodium electrode 9, pH electrode 10, temperature electrode 11, wherein 9,10,11 separately non electrical quantity change into the signal input that electric signal reaches F and carry out impedance conversion, analog signal processing, A/D conversion.Do data processing with mathematical model, isolate output current 4~20mA conversion, data communication shows, prints etc.After a time control was finished measuring period, F instructed D 1~D nSwitch water sample with C.For preventing the cross pollution between water sample, be provided with cleaning procedure among the F, guaranteed the authenticity of measurement result.

Claims (4)

1, a kind of hyperchannel water quality ion concentration Na +, pH, O 2, the conductivity analyser, comprise survey sensor A, water sample Measuring glass [1], level switch [2], run-down pipe [3], pump [4], medicine-chest [5] and associated conduit [6] and solenoid valve [7], it is characterized in that said survey sensor A front end installs water sample voltage stabilizing cup B additional 1~B n, solenoid valve D 1~D nAnd lift pump C.
2, analyser according to claim 1 is characterized in that said survey sensor A and water sample voltage stabilizing cup B 1~B n, solenoid valve D 1~D nAnd between the lift pump C water sample quantitative dosing processor E is housed.
3, analyser according to claim 1 is characterized in that said water sample voltage stabilizing cup B 1~B nBe provided with water sample water inlet, water sample overflow vent, water sample conveying end, level switch 8 1~8 n, liquid level signal reaches signal processor F.
4,, it is characterized in that said survey sensor A is equipped with sodium electrode [9], pH electrode [10], temperature electrode [11], measuring cup [12] and water sample and imports and exports [13] according to claim 1,2 or 3 described analysers; Wherein sodium electrode [9], pH electrode [10], temperature electrode [11] are inserted in the measuring cup [12] in order.
CNU2007200162995U 2007-11-27 2007-11-27 Analyzer for multichannel water quality ion content (Na+, pH, O2, electric conductivity) Expired - Fee Related CN201166645Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2007200162995U CN201166645Y (en) 2007-11-27 2007-11-27 Analyzer for multichannel water quality ion content (Na+, pH, O2, electric conductivity)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2007200162995U CN201166645Y (en) 2007-11-27 2007-11-27 Analyzer for multichannel water quality ion content (Na+, pH, O2, electric conductivity)

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CN201166645Y true CN201166645Y (en) 2008-12-17

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102629138A (en) * 2012-05-04 2012-08-08 浙江沁园水处理科技有限公司 Intelligent water machine detection device
CN108732211A (en) * 2017-04-18 2018-11-02 中山大学 SOLUTION PROPERTIES sensor and its manufacturing method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102629138A (en) * 2012-05-04 2012-08-08 浙江沁园水处理科技有限公司 Intelligent water machine detection device
CN108732211A (en) * 2017-04-18 2018-11-02 中山大学 SOLUTION PROPERTIES sensor and its manufacturing method

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20081217

Termination date: 20141127

EXPY Termination of patent right or utility model