CN209117621U - A kind of prior-warning device for hexavalent chromium concentration in industrial wastewater - Google Patents
A kind of prior-warning device for hexavalent chromium concentration in industrial wastewater Download PDFInfo
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- CN209117621U CN209117621U CN201821626805.7U CN201821626805U CN209117621U CN 209117621 U CN209117621 U CN 209117621U CN 201821626805 U CN201821626805 U CN 201821626805U CN 209117621 U CN209117621 U CN 209117621U
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- chamber
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- hexavalent chromium
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- industrial wastewater
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- JOPOVCBBYLSVDA-UHFFFAOYSA-N chromium(6+) Chemical compound [Cr+6] JOPOVCBBYLSVDA-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 239000010842 industrial wastewater Substances 0.000 title claims abstract description 19
- 239000010802 sludge Substances 0.000 claims abstract description 7
- 230000000694 effects Effects 0.000 abstract description 6
- 238000012544 monitoring process Methods 0.000 abstract description 6
- 239000010865 sewage Substances 0.000 abstract description 5
- 229910001385 heavy metal Inorganic materials 0.000 abstract description 3
- 238000001514 detection method Methods 0.000 abstract description 2
- 239000005416 organic matter Substances 0.000 description 4
- 239000000446 fuel Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 206010007269 Carcinogenicity Diseases 0.000 description 1
- 230000000711 cancerogenic effect Effects 0.000 description 1
- 231100000357 carcinogen Toxicity 0.000 description 1
- 239000003183 carcinogenic agent Substances 0.000 description 1
- 231100000260 carcinogenicity Toxicity 0.000 description 1
- 230000007670 carcinogenicity Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 231100000086 high toxicity Toxicity 0.000 description 1
- 238000013178 mathematical model Methods 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007886 mutagenicity Effects 0.000 description 1
- 231100000299 mutagenicity Toxicity 0.000 description 1
- 238000000053 physical method Methods 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000027756 respiratory electron transport chain Effects 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
- 239000011573 trace mineral Substances 0.000 description 1
- 235000013619 trace mineral Nutrition 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 231100000925 very toxic Toxicity 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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Abstract
一种用于工业废水中六价铬浓度的预警装置，本实用新型涉及重金属检测技术领域；它包含阳极室、阴极室、数据采集器、计算机、报警器；其中阳极室为有机质活性污泥，阴极室为工业废水；阳极室和阴极室均设置于同一容器中，且阴极室设置于阳极室的上方；阳极室与阴极室之间利用导线连接，且连接导线上串联有数据采集器，数据采集器与计算机连接，计算机与报警器连接。污水处理效果明显、浓度监测准确，可以很好的检测到国家标准对于工业废水中六价铬含量的阈值。
An early warning device for hexavalent chromium concentration in industrial wastewater, the utility model relates to the technical field of heavy metal detection; the utility model comprises an anode chamber, a cathode chamber, a data collector, a computer and an alarm; wherein the anode chamber is an organic activated sludge, The cathode chamber is industrial wastewater; both the anode chamber and the cathode chamber are set in the same container, and the cathode chamber is set above the anode chamber; the anode chamber and the cathode chamber are connected by wires, and a data collector is connected in series on the connecting wires, and the data The collector is connected with the computer, and the computer is connected with the alarm. The sewage treatment effect is obvious, the concentration monitoring is accurate, and the national standard threshold value of hexavalent chromium content in industrial wastewater can be well detected.
Description
技术领域technical field
本实用新型涉及重金属检测技术领域，具体涉及一种用于工业废水中六价铬浓度的预警装置。The utility model relates to the technical field of heavy metal detection, in particular to an early warning device for the concentration of hexavalent chromium in industrial waste water.
背景技术Background technique
铬广泛存在于自然环境中，是人体必需的微量元素，同时也是一种毒性很大的重金属，其中六价铬已被确定为17种高度危险的毒性物质之一，是一种已知的致癌物，具有高毒性、致癌性、致突变性等特点。传统的六价铬处理方法主要是利用化学物理方法将六价铬还原为三价铬，但是这些方法并不能起到很好的实时监测效果，亟待改进。Chromium widely exists in the natural environment and is an essential trace element for the human body. It is also a very toxic heavy metal. Among them, hexavalent chromium has been identified as one of 17 highly dangerous toxic substances and is a known carcinogen. It has the characteristics of high toxicity, carcinogenicity and mutagenicity. Traditional hexavalent chromium treatment methods mainly use chemical and physical methods to reduce hexavalent chromium to trivalent chromium, but these methods cannot achieve a good real-time monitoring effect and need to be improved.
发明内容SUMMARY OF THE INVENTION
本实用新型的目的在于针对现有技术的缺陷和不足，提供一种结构简单，设计合理、使用方便的用于工业废水中六价铬浓度的预警装置，污水处理效果明显、浓度监测准确，可以很好的检测到国家标准对于工业废水中六价铬含量的阈值。The purpose of the utility model is to aim at the defects and deficiencies of the prior art, and to provide a simple structure, reasonable design and convenient use for the early warning device for the concentration of hexavalent chromium in industrial wastewater, the sewage treatment effect is obvious, and the concentration monitoring is accurate, which can The threshold value of the national standard for the content of hexavalent chromium in industrial wastewater is well detected.
为实现上述目的，本实用新型采用的技术方案是：它包含阳极室、阴极室、数据采集器、计算机、报警器；其中阳极室为有机质活性污泥，阴极室为工业废水；阳极室和阴极室均设置于同一容器中，且阴极室设置于阳极室的上方；阳极室与阴极室之间利用导线连接，且连接导线上串联有数据采集器，数据采集器与计算机连接，计算机与报警器连接。In order to achieve the above purpose, the technical scheme adopted by the utility model is: it comprises an anode chamber, a cathode chamber, a data collector, a computer and an alarm; wherein the anode chamber is organic activated sludge, and the cathode chamber is industrial wastewater; the anode chamber and the cathode are The chambers are all set in the same container, and the cathode chamber is set above the anode chamber; the anode chamber and the cathode chamber are connected by wires, and a data collector is connected in series on the connecting wire, the data collector is connected with the computer, and the computer is connected with the alarm connect.
进一步地，所述的阳极室与阴极室之间连接的导线之间并联有电阻。Further, a resistance is connected in parallel between the wires connected between the anode chamber and the cathode chamber.
采用上述结构后，本实用新型有益效果为：本实用新型所述的一种用于工业废水中六价铬浓度的预警装置，污水处理效果明显、浓度监测准确，可以很好的检测到国家标准对于工业废水中六价铬含量的阈值，本实用新型具有结构简单，设置合理，制作成本低等优点。After adopting the above structure, the beneficial effects of the present utility model are: the early warning device for the concentration of hexavalent chromium in industrial wastewater according to the present utility model has obvious sewage treatment effect, accurate concentration monitoring, and can well detect the national standard For the threshold value of hexavalent chromium content in industrial waste water, the utility model has the advantages of simple structure, reasonable setting, low production cost and the like.
附图说明Description of drawings
为了更清楚地说明本实用新型实施例或现有技术中的技术方案，下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本实用新型的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其他的附图。In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are just some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative efforts.
图1是本实用新型的工作原理框图。Figure 1 is a block diagram of the working principle of the present invention.
附图标记说明：Description of reference numbers:
阳极室1、阴极室2、数据采集器3、计算机4、报警器5、电阻6。Anode chamber 1, cathode chamber 2, data collector 3, computer 4, alarm 5, resistor 6.
具体实施方式Detailed ways
下面结合附图对本实用新型作进一步的说明。The utility model will be further described below in conjunction with the accompanying drawings.
参看如图1所示，本具体实施方式采用的技术方案是：它包含阳极室1、阴极室2、数据采集器3、计算机4、报警器5；其中阳极室1为有机质活性污泥，阴极室2为工业废水；阳极室1和阴极室2均设置于同一容器中（本实施方式中采用量杯作为容器，其内部盛装有机质活性污泥，构成阳极室1；在有机质活性污泥的上方盛装工业废水，构成阴极室2），且阴极室2设置于阳极室1的上方；阳极室1与阴极室2之间利用导线连接，且连接导线上串联有数据采集器3，数据采集器3与计算机4连接，计算机4与报警器5连接。Referring to Figure 1, the technical solution adopted in this specific embodiment is: it includes an anode chamber 1, a cathode chamber 2, a data collector 3, a computer 4, and an alarm 5; wherein the anode chamber 1 is an organic activated sludge, and the cathode The chamber 2 is industrial wastewater; the anode chamber 1 and the cathode chamber 2 are all set in the same container (in this embodiment, a measuring cup is used as the container, and the inside is filled with organic matter activated sludge to form the anode chamber 1; above the organic matter activated sludge is filled with Industrial waste water, constitutes the cathode chamber 2), and the cathode chamber 2 is arranged above the anode chamber 1; the anode chamber 1 and the cathode chamber 2 are connected by a wire, and a data collector 3 is connected in series on the connecting wire, and the data collector 3 is connected to the The computer 4 is connected, and the computer 4 is connected with the alarm device 5 .
进一步地，所述的阳极室1与阴极室2之间连接的导线之间并联有电阻6，用于保护整个电路。Further, a resistor 6 is connected in parallel between the wires connected between the anode chamber 1 and the cathode chamber 2 to protect the entire circuit.
本具体实施方式的工作原理：阳极室1为富含有机质的活性污泥，阴极室2为待检测的六价铬工业废水，通过导线将阳极室1和阴极室2连接，产生电子传递，从而产生电流，数据采集器3将该电流采集，同时传送至计算机4，通过计算机4中的分析软件在电流与废水中六价铬浓度之间确立数学模型，其线性关系如下：电压=20.11×浓度+153.61，相关系数=0.9935，直观的通过电信号反应六价铬的含量，当超过阈值时，则触发报警器5报警，利用沉积物燃料电池的工作原理，即，利用工业，生活污水等作为原料，是一种能够将有机物中的化学能在微生物的作用下直接转化为电能的装置；它具有原料广泛、条件温和、清洁高效等优点；利用沉积物燃料电池的原理，六价铬作为阴极电子受体，通过微生物燃料电池产生的电信号，标示工业废水中六价铬的浓度，从而达到良好的实时监测效果，起到一定的预警作用。The working principle of this specific embodiment: the anode chamber 1 is activated sludge rich in organic matter, the cathode chamber 2 is the industrial wastewater of hexavalent chromium to be detected, and the anode chamber 1 and the cathode chamber 2 are connected by wires to generate electron transfer, thereby A current is generated, and the data collector 3 collects the current and transmits it to the computer 4 at the same time, and establishes a mathematical model between the current and the concentration of hexavalent chromium in the waste water through the analysis software in the computer 4. The linear relationship is as follows: voltage=20.11×concentration +153.61, correlation coefficient = 0.9935, the content of hexavalent chromium is intuitively reflected by the electrical signal. When the threshold value is exceeded, the alarm 5 will be triggered, and the working principle of the sediment fuel cell is used, that is, the industrial and domestic sewage is used as the Raw material is a device that can directly convert chemical energy in organic matter into electrical energy under the action of microorganisms; it has the advantages of wide range of raw materials, mild conditions, clean and efficient, etc.; using the principle of sediment fuel cells, hexavalent chromium is used as the cathode. The electron acceptor, through the electrical signal generated by the microbial fuel cell, indicates the concentration of hexavalent chromium in the industrial wastewater, so as to achieve a good real-time monitoring effect and play a certain early warning role.
采用上述结构后，本具体实施方式有益效果为：本具体实施方式所述的一种用于工业废水中六价铬浓度的预警装置，污水处理效果明显、浓度监测准确，可以很好的检测到国家标准对于工业废水中六价铬含量的阈值（0.5mg/L），本具体实施方式具有结构简单，设置合理，制作成本低等优点。After adopting the above structure, the beneficial effects of this specific embodiment are: the early warning device for hexavalent chromium concentration in industrial wastewater described in this specific embodiment has obvious sewage treatment effect, accurate concentration monitoring, and can be well detected. The national standard for the threshold value of hexavalent chromium content in industrial wastewater (0.5mg/L), this specific embodiment has the advantages of simple structure, reasonable setting and low production cost.
以上所述，仅用以说明本实用新型的技术方案而非限制，本领域普通技术人员对本实用新型的技术方案所做的其它修改或者等同替换，只要不脱离本实用新型技术方案的精神和范围，均应涵盖在本实用新型的权利要求范围当中。The above is only used to illustrate the technical solution of the present invention and not to limit it. Other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solution of the present invention are not departing from the spirit and scope of the technical solution of the present invention. , should be included in the scope of the claims of the present utility model.
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| CN109001270A (en) * | 2018-10-08 | 2018-12-14 | 兰州大学 | A kind of prior-warning device for hexavalent chromium concentration in industrial wastewater |
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| CN109001270A (en) * | 2018-10-08 | 2018-12-14 | 兰州大学 | A kind of prior-warning device for hexavalent chromium concentration in industrial wastewater |
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