CN203275352U - Heavy metal ion detector - Google Patents
Heavy metal ion detector Download PDFInfo
- Publication number
- CN203275352U CN203275352U CN 201320286520 CN201320286520U CN203275352U CN 203275352 U CN203275352 U CN 203275352U CN 201320286520 CN201320286520 CN 201320286520 CN 201320286520 U CN201320286520 U CN 201320286520U CN 203275352 U CN203275352 U CN 203275352U
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- heavy metal
- metal ion
- detection
- constant potential
- test paper
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Abstract
The utility model relates to a heavy metal ion detector. The heavy metal ion detector comprises a microprocessor, a storage, a display, a constant potential source, an ampere meter, an A/D (Analog/Digital) converter and heavy metal ion test paper, wherein the storage and the display are connected with the microprocessor, the ampere meter is connected in series with the constant potential source, the A/D converter is connected with the ampere meter and is connected to the microprocessor, and the heavy metal ion test paper comprises a base plate, as well as a working electrode and a counter electrode which are arranged on the base plate. During the detection, the working electrode and the counter electrode are respectively connected with the two ends of the constant potential source. Compared with the prior art, the heavy metal ion detector and the heavy metal ion test paper applied to the heavy metal ion detector work together to primarily detect the heavy metal ion content of water anytime anywhere; and during each detection, only a piece of new test paper needs to be changed; therefore, the heavy metal ion detector is convenient to use and low in cost.
Description
Technical field
The utility model relates to the ambient water quality detection field, relates in particular to a kind of detection of heavy metal ion instrument.
Background technology
Heavy metal is more and more serious to the pollution of water body, in water quality detection of heavy metal ion field, usually adopt large-scale instrument, as heavy metal electrochemical analyser, ICP-AES, ICP-MS etc., these equipment prices are first in millions of units up to hundreds of thousands, and complicated operation needs the professional to test, can only be in the operation of specific laboratory.If ordinary populace wants to understand local heavy metal pollution of water body information, can only censorship, expensive, sense cycle is also very long.
The utility model content
For overcoming the above problems, the utility model provides a kind of detection of heavy metal ion instrument, it is characterized in that, comprises microprocessor and the storer and the display that are connected with this microprocessor;
Also comprise:
The constant potential source;
Reometer, source-series with described constant potential;
Analog to digital converter, it is connected with described reometer, and is connected to described microprocessor;
The heavy metal ion test paper, it comprise substrate and be arranged on this substrate working electrode and to electrode;
During detection, described working electrode and the described two ends that electrode connected respectively described constant potential source.
Further, described detection of heavy metal ion instrument also comprises: operational amplifier, it is connected with described reometer, and is connected to described analog to digital converter.
Further, described heavy metal ion test paper also comprises:
Be arranged at the contrast electrode on described substrate;
During detection, described contrast electrode and the described same end that electrode is connected to described constant potential source.
Further, described working electrode contains bismuth.
Compared with prior art, detection of heavy metal ion instrument that the utility model provides is in conjunction with the heavy metal ion test paper that is used for this heavy metal ion tester, can be whenever and wherever possible the content of beary metal of water quality be carried out Preliminary detection, and each only the use need be changed a test paper, easy to use, with low cost.
Description of drawings
The heavy metal ion tester schematic diagram that Fig. 1: embodiment one provides;
The heavy metal ion test paper schematic diagram that Fig. 2: embodiment two provides;
The detection of heavy metal ion instrument that Fig. 3: embodiment three provides and the connection diagram of heavy metal ion test paper.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only is used for explaining the utility model, and be not used in restriction the utility model.
As shown in Figure 1, embodiment one provides a kind of detection of heavy metal ion instrument, comprising:
Also comprise:
Constant potential source 4;
Analog to digital converter 6, it is connected with reometer 5 by operational amplifier 7, and is connected to microprocessor 1.
As shown in Figure 2, embodiment two provides a kind of and above-mentioned detection of heavy metal ion instrument supporting heavy metal ion test paper, it is characterized in that, comprising:
Be arranged at working electrode 9 on substrate 8, to electrode 10, contrast electrode 11.
Working electrode 9 is made by the bismuth-containing material, and its toxicity is little, and chemical property is good, and the preparation method is simple, is used for replacing traditional mercury electrode in the application of Electroanalytical Chemistry.
As shown in Figure 3, when described heavy metal ion test paper inserted described detection of heavy metal ion instrument, working electrode 9 connected an end in constant potential source 4 by reometer 5, electrode 10 and contrast electrode 11 was connected the other end in constant potential source 4.
The following describes and adopt above-mentioned detection of heavy metal ion instrument and heavy metal ion test paper to carry out the process of detection of heavy metal ion:
open the detection of heavy metal ion instrument, insert a new heavy metal ion test paper, draw a certain amount of water sample, the operating voltage that working electrodes 9 are set in constant potential source 4 be certain value (as-1.0V), and maintenance certain hour (as 100 seconds), make ion deposition to be measured on the surface of working electrode 9, then set certain magnitude of voltage (as setting-0.6V sounding lead) according to the target detection ion, make to be deposited on and treat the measured ion stripping on working electrode 9, Stripping Currents is detected by reometer 5, and be converted to digital signal and send to microprocessor 1 through analog to digital converter 6, microprocessor 1 is scaled it concentration value and outputs to display 3.
The above is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (4)
1. a detection of heavy metal ion instrument, is characterized in that, comprises microprocessor and the storer and the display that are connected with this microprocessor;
Also comprise:
The constant potential source;
Reometer, source-series with described constant potential;
Analog to digital converter, it is connected with described reometer, and is connected to described microprocessor;
The heavy metal ion test paper, it comprise substrate and be arranged on this substrate working electrode and to electrode;
During detection, described working electrode and the described two ends that electrode connected respectively described constant potential source.
2. detection of heavy metal ion instrument as claimed in claim 1, is characterized in that, also comprises: operational amplifier, it is connected with described reometer, and is connected to described analog to digital converter.
3. detection of heavy metal ion instrument as claimed in claim 1, is characterized in that, described heavy metal ion test paper also comprises:
Be arranged at the contrast electrode on described substrate;
During detection, described contrast electrode and the described same end that electrode is connected to described constant potential source.
4. detection of heavy metal ion instrument as claimed in claim 1, is characterized in that, described working electrode contains bismuth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320286520 CN203275352U (en) | 2013-05-23 | 2013-05-23 | Heavy metal ion detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320286520 CN203275352U (en) | 2013-05-23 | 2013-05-23 | Heavy metal ion detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203275352U true CN203275352U (en) | 2013-11-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320286520 Expired - Fee Related CN203275352U (en) | 2013-05-23 | 2013-05-23 | Heavy metal ion detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203275352U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105784783A (en) * | 2016-03-22 | 2016-07-20 | 派棱环保科技（苏州）有限公司 | Microfluidic cavity water quality detection method based on semiconductor rigid microneedle |
| WO2018010482A1 (en) * | 2016-07-11 | 2018-01-18 | 张利萍 | Water quality tester for laboratory use |
| CN109596679A (en) * | 2018-12-04 | 2019-04-09 | 南通大学 | A kind of detection device of field quick detection heavy metal content in soil |
| CN108508064B (en) * | 2018-03-22 | 2020-08-14 | 中国科学院上海硅酸盐研究所 | Detection equipment for content of soluble salt on surface of cultural relic |
-
2013
- 2013-05-23 CN CN 201320286520 patent/CN203275352U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105784783A (en) * | 2016-03-22 | 2016-07-20 | 派棱环保科技（苏州）有限公司 | Microfluidic cavity water quality detection method based on semiconductor rigid microneedle |
| WO2018010482A1 (en) * | 2016-07-11 | 2018-01-18 | 张利萍 | Water quality tester for laboratory use |
| CN108508064B (en) * | 2018-03-22 | 2020-08-14 | 中国科学院上海硅酸盐研究所 | Detection equipment for content of soluble salt on surface of cultural relic |
| CN109596679A (en) * | 2018-12-04 | 2019-04-09 | 南通大学 | A kind of detection device of field quick detection heavy metal content in soil |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131106 Termination date: 20200523 |