CN107807104A - Heavy metal component rapid detection system in food - Google Patents
Heavy metal component rapid detection system in food Download PDFInfo
- Publication number
- CN107807104A CN107807104A CN201711213911.2A CN201711213911A CN107807104A CN 107807104 A CN107807104 A CN 107807104A CN 201711213911 A CN201711213911 A CN 201711213911A CN 107807104 A CN107807104 A CN 107807104A
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- China
- Prior art keywords
- derivative
- heavy metal
- mixing
- valve
- food
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- Legal status (The legal status 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 status listed.)
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- 238000001514 detection method Methods 0.000 title claims abstract description 33
- 229910001385 heavy metal Inorganic materials 0.000 title claims abstract description 28
- 235000013305 food Nutrition 0.000 title claims abstract description 26
- 238000003860 storage Methods 0.000 claims abstract description 20
- 239000002608 ionic liquid Substances 0.000 claims abstract description 18
- 239000007788 liquid Substances 0.000 claims abstract description 17
- 238000010790 dilution Methods 0.000 claims abstract description 12
- 239000012895 dilution Substances 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims abstract description 5
- 238000009826 distribution Methods 0.000 claims abstract description 4
- 238000005485 electric heating Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 description 7
- 238000004458 analytical method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 229910021645 metal ion Inorganic materials 0.000 description 3
- 150000002894 organic compounds Chemical class 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000001939 inductive effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- UOFGSWVZMUXXIY-UHFFFAOYSA-N 1,5-Diphenyl-3-thiocarbazone Chemical compound C=1C=CC=CC=1N=NC(=S)NNC1=CC=CC=C1 UOFGSWVZMUXXIY-UHFFFAOYSA-N 0.000 description 1
- XUJNEKJLAYXESH-REOHCLBHSA-N L-Cysteine Chemical compound SC[C@H](N)C(O)=O XUJNEKJLAYXESH-REOHCLBHSA-N 0.000 description 1
- JJWSNOOGIUMOEE-UHFFFAOYSA-N Monomethylmercury Chemical compound [Hg]C JJWSNOOGIUMOEE-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000536 complexating effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- XUJNEKJLAYXESH-UHFFFAOYSA-N cysteine Natural products SCC(N)C(O)=O XUJNEKJLAYXESH-UHFFFAOYSA-N 0.000 description 1
- 235000018417 cysteine Nutrition 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000004993 emission spectroscopy Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000002354 inductively-coupled plasma atomic emission spectroscopy Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000000120 microwave digestion Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- 238000000825 ultraviolet detection Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/33—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using ultraviolet light
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The invention discloses heavy metal component rapid detection system in a kind of food, including enclosed ionic liquid storage box；Feed liquor bucket and dilution tube are provided with the top of the ionic liquid storage box；The dilution tube is connected to dilution storage tank by the first metering valve；The ionic liquid storage box bottom is connected to the second metering valve by carrying material pump；Second metering valve is connected to the derivative storehouse of enclosed mixing；The derivative the top of the warehouse of mixing is connected to derivative pump by pipeline；The derivative pump is connected to multichannel valve outlet；Its each entrance connection one of the banked direction control valves derives liquid holding bottle；The derivative orlop portion of mixing is connected to distributing valve by outlet valve；Its each distribution end of the distributing valve is connected to a detection storehouse；Each detection Cang Chu is provided with a UV-detector；Heavy metal component rapid detection system in the food of the present invention, is detected by UV-detector to individual event heavy metal, and accuracy of detection is high.
Description
Technical field
The present invention relates to a kind of food heavy metal analysis component, and in particular to heavy metal component quick detection in a kind of food
System, belong to food heavy metal analysis component technology field.
Background technology
With the fast development of industrial or agricultural, the food-safety problem caused by environmental pollution causes the extensive pass of society
Note；Wherein, heavy metal pollution turns into one of the main reason for causing food-safety problem；In order to avoid food caused by heavy metal
Product safety problem, not only need to strengthen environment supervision, prevent Environment Pollution Event, it is also desirable in raw-food material, life
Heavy metal pollution problem is found in time during production, circulation；The content of heavy metal is less in food and form of diverse, detection
When need to use appropriate sample-pretreating method, element to be measured is separated with extraction；Existing food inspection system species is various,
It is typically set according to Different treatments, such as Chinese Patent Application No.：201220300936.2 disclose a kind of food inspection
Examining system, including instrument platform and console, grinder-mixer, electronic analytical balance, resolution instrument, inductance coupling are provided with instrument platform
Close plasma atomic emission spectrometer and console, grinder-mixer, electronic analytical balance, resolution instrument, inductive etc. from
Daughter atom emission spectrometer is provided with data transmission port, is connected carries out data transmission with console respectively；The present invention will
With reference to multiple function, it is combined using inductively coupled plasma atomic emission spectrometry with micro-wave digestion, has food inspection
There is the features such as high sensitivity, precision are good, the range of linearity is wide, analyze speed is fast, one kind is provided for the heavy metal analysis in food
Convenient, fast and accurately detecting system, it disclosure satisfy that enterprise and examine the demand of detection unit；Its use inductive etc. from
When daughter atom emission spectrometry detects, control difficulty is big, and detection has certain deviation.So need to propose to improve.
The content of the invention
It is an object of the invention to provide a kind of food quality device for fast detecting, to overcome deficiency of the prior art.
To achieve the above object, the present invention provides following technical scheme：
The embodiment of the present application discloses a kind of food quality device for fast detecting, including enclosed ionic liquid storage box；
Feed liquor bucket and dilution tube are provided with the top of the ionic liquid storage box；The dilution tube is connected to dilution by the first metering valve
Storage tank；The ionic liquid storage box bottom is connected to the second metering valve by carrying material pump；Second metering valve is connected to closing
The mixing of formula derives storehouse；The derivative the top of the warehouse of mixing is connected to derivative pump by pipeline；The derivative pump is connected to banked direction control valves
Outlet；Its each entrance connection one of the banked direction control valves derives liquid holding bottle；The derivative orlop portion of mixing is connected by outlet valve
To distributing valve；Its each distribution end of the distributing valve is connected to a detection storehouse；Each detection Cang Chu is provided with a UV-detector；
The UV-detector is communicatively connected to touch-control all-in-one machine.
Preferably, in above-mentioned food quality device for fast detecting, outside the ionic liquid storage box and the derivative storehouse of mixing
Portion is mounted on liquid oscillator.
Preferably, in above-mentioned food quality device for fast detecting, its each outlet of the banked direction control valves is provided with one the
Three metering valves.
Preferably, in above-mentioned food quality device for fast detecting, electric heating bag is provided with outside the derivative storehouse of mixing
Layer.
Compared with prior art, heavy metal component rapid detection system in food of the invention, will clear up what is obtained
A certain heavy metal element and organic compound are combined to form coloured group, and pass through purple by heavy metal ion liquid according to detection demand
External detector carries out detection metering to coloured group, and it is detected to individual event heavy metal, and accuracy of detection is high.
Brief description of the drawings
, below will be to embodiment or existing in order to illustrate more clearly of the embodiment of the present application or technical scheme of the prior art
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments described in application, for those of ordinary skill in the art, on the premise of not paying creative work,
Other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 show the structural representation of food quality device for fast detecting in the specific embodiment of the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, detailed retouch is carried out to the technical scheme in the embodiment of the present invention
State, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Based on the present invention
In embodiment, the every other implementation that those of ordinary skill in the art are obtained on the premise of creative work is not made
Example, belongs to the scope of protection of the invention.
Join shown in Fig. 1, heavy metal component rapid detection system in food of the invention, the metal ion liquid after resolution is led to
Cross feed liquor bucket and imported into enclosed ionic liquid storage box 1；The top of ionic liquid storage box 1 is provided with feed liquor bucket 2 and dilution
Pipe 3；The dilution tube 3 is connected to dilution storage tank (not shown) by the first metering valve 4；Complete to weigh by metering valve 4, it is dilute
Liquid and the metal ion liquid weight-matched on the inside of ionic liquid storage box are released, is diluted before completing the detection of metal ion liquid；The ion
The bottom of liquid storage box 1 is connected to the second metering valve 6 by carrying material pump 5；Second metering valve 6 is connected to enclosed mixing and spread out
Raw storehouse 7；A ionic liquid is taken by the second metering valve 6, and is passed to the derivative storehouse 7 of mixing；The derivative top of storehouse 7 of mixing is logical
Piping is connected to derivative pump 8；The derivative pump 8 is connected to banked direction control valves 9 and exported；Its each entrance connection one of the banked direction control valves 9
Derivative liquid holding bottle 10；In itself and do not have ultraviolet or fluorescent absorption due to heavy metal component, therefore, it is necessary to further derive
Change, i.e. heavy metal ion and organic compound (such as dithizone reacts with lead, cysteine and methyl mercury etc.) reaction forms complexing
Thing, generation coloured molecule group, and the solution colour depth is directly proportional to concentration；According to a certain metallic element to be detected, by more
Road valve 9 selects a certain derivative liquid holding bottle 10；And derivative liquid is delivered into the derivative storehouse of mixing and reacted；Obtain coloured molecule group；
The derivative bottom of storehouse 7 of mixing is connected to distributing valve 12 by outlet valve 11；Its each distribution end of the distributing valve 12 is connected to
One detection storehouse 13；Each detection Cang13Chu is provided with a UV-detector 14；The UV-detector 14 is communicatively connected to touch-control
All-in-one 15；Coloured molecule group is delivered to by a detection storehouse by distributing valve, and detected by UV-detector, and will detection
Data are fed directly to touch-control all-in-one machine, there is provided data query and printing.
Further, liquid oscillator 16 is mounted on outside ionic liquid storage box 1 and the derivative storehouse 7 of mixing, it can be protected
It is more uniform to demonstrate,prove ionic liquid storage box inner ion liquid, can also ensure that mixing derivative storehouse internal liquid preferably mixes in addition.
Further, its each outlet of the banked direction control valves 9 is provided with one the 3rd metering valve 17, realizes to multichannel valve inlet
Master control.
Further, it is provided with electric heating covering 18 outside the derivative storehouse 7 of the mixing；There is provided mixing the derivative temperature ring needed
Border.
In summary, heavy metal component rapid detection system in food of the invention, obtained heavy metal will have been cleared up
A certain heavy metal element and organic compound are combined to form coloured group, and pass through ultraviolet detection by ionic liquid according to detection demand
Device carries out detection metering to coloured group, and it is detected to individual event heavy metal, and accuracy of detection is high.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply and deposited between these entities or operation
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Nonexcludability includes, so that process, method, article or equipment including a series of elements not only will including those
Element, but also the other element including being not expressly set out, or it is this process, method, article or equipment also to include
Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Other identical element also be present in process, method, article or equipment including the key element.
Described above is only the embodiment of the application, it is noted that for the ordinary skill people of the art
For member, on the premise of the application principle is not departed from, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as the protection domain of the application.
Claims (4)
- A kind of 1. heavy metal component rapid detection system in food, it is characterised in that：Including enclosed ionic liquid storage box；Institute State and be provided with feed liquor bucket and dilution tube at the top of ionic liquid storage box；The dilution tube is connected to dilution by the first metering valve and stored up Case；The ionic liquid storage box bottom is connected to the second metering valve by carrying material pump；Second metering valve is connected to closed Mixing derive storehouse；The derivative the top of the warehouse of mixing is connected to derivative pump by pipeline；The derivative pump is connected to banked direction control valves and gone out Mouthful；Its each entrance connection one of the banked direction control valves derives liquid holding bottle；The derivative orlop portion of mixing is connected to by outlet valve Distributing valve；Its each distribution end of the distributing valve is connected to a detection storehouse；Each detection Cang Chu is provided with a UV-detector；Institute State UV-detector and be communicatively connected to touch-control all-in-one machine.
- 2. heavy metal component rapid detection system in food according to claim 1, it is characterised in that：The ionic liquid is deposited Liquid oscillator is mounted on outside storage tank and the derivative storehouse of mixing.
- 3. heavy metal component rapid detection system in food according to claim 1, it is characterised in that：The banked direction control valves its Each outlet is provided with one the 3rd metering valve.
- 4. heavy metal component rapid detection system in food according to claim 1, it is characterised in that：The mixing derives Electric heating covering is provided with outside storehouse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711213911.2A CN107807104A (en) | 2017-11-28 | 2017-11-28 | Heavy metal component rapid detection system in food |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711213911.2A CN107807104A (en) | 2017-11-28 | 2017-11-28 | Heavy metal component rapid detection system in food |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107807104A true CN107807104A (en) | 2018-03-16 |
Family
ID=61590762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711213911.2A Withdrawn CN107807104A (en) | 2017-11-28 | 2017-11-28 | Heavy metal component rapid detection system in food |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107807104A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201285384Y (en) * | 2008-11-14 | 2009-08-05 | 烟台海岸带可持续发展研究所 | Heavy metal content detector |
| CN202033287U (en) * | 2011-03-17 | 2011-11-09 | 青岛科迪博电子科技有限公司 | Portable heavy metal detector |
| CN102401834A (en) * | 2011-04-26 | 2012-04-04 | 中南大学 | Multi-channel on-line sampling and sample introducing method for high-temperature high-thickness liquid material |
| CN103217394A (en) * | 2013-04-10 | 2013-07-24 | 中国科学院合肥物质科学研究院 | Online detection device of water dissolved-out nitrogen nutrients of chemical fertilizer |
| CN103808788A (en) * | 2013-12-18 | 2014-05-21 | 上海仪电科学仪器股份有限公司 | Online water quality heavy-metal total amount monitor |
| CN203688493U (en) * | 2013-12-17 | 2014-07-02 | 中兴仪器（深圳）有限公司 | On-line multi-parameter heavy metal analyzer |
| CN104764892A (en) * | 2015-04-08 | 2015-07-08 | 三峡大学 | Water quality heavy metal multi-parameter online monitoring instrument |
| CN204536343U (en) * | 2015-04-08 | 2015-08-05 | 三峡大学 | A kind of water quality heavy metal multiparameter on-line monitoring instrument |
| CN106896201A (en) * | 2015-12-21 | 2017-06-27 | 西安天衡计量仪表有限公司 | A kind of heavy metal on-line computing model for tap water pipe network system |
| CN107199061A (en) * | 2017-05-28 | 2017-09-26 | 合肥赫博医疗器械有限责任公司 | A kind of multitask full-automatic biochemical detection chip |
| CN207457063U (en) * | 2017-11-28 | 2018-06-05 | 苏州市苏测检测技术有限公司 | Heavy metal component rapid detection system in food |
-
2017
- 2017-11-28 CN CN201711213911.2A patent/CN107807104A/en not_active Withdrawn
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201285384Y (en) * | 2008-11-14 | 2009-08-05 | 烟台海岸带可持续发展研究所 | Heavy metal content detector |
| CN202033287U (en) * | 2011-03-17 | 2011-11-09 | 青岛科迪博电子科技有限公司 | Portable heavy metal detector |
| CN102401834A (en) * | 2011-04-26 | 2012-04-04 | 中南大学 | Multi-channel on-line sampling and sample introducing method for high-temperature high-thickness liquid material |
| CN103217394A (en) * | 2013-04-10 | 2013-07-24 | 中国科学院合肥物质科学研究院 | Online detection device of water dissolved-out nitrogen nutrients of chemical fertilizer |
| CN203688493U (en) * | 2013-12-17 | 2014-07-02 | 中兴仪器（深圳）有限公司 | On-line multi-parameter heavy metal analyzer |
| CN103808788A (en) * | 2013-12-18 | 2014-05-21 | 上海仪电科学仪器股份有限公司 | Online water quality heavy-metal total amount monitor |
| CN104764892A (en) * | 2015-04-08 | 2015-07-08 | 三峡大学 | Water quality heavy metal multi-parameter online monitoring instrument |
| CN204536343U (en) * | 2015-04-08 | 2015-08-05 | 三峡大学 | A kind of water quality heavy metal multiparameter on-line monitoring instrument |
| CN106896201A (en) * | 2015-12-21 | 2017-06-27 | 西安天衡计量仪表有限公司 | A kind of heavy metal on-line computing model for tap water pipe network system |
| CN107199061A (en) * | 2017-05-28 | 2017-09-26 | 合肥赫博医疗器械有限责任公司 | A kind of multitask full-automatic biochemical detection chip |
| CN207457063U (en) * | 2017-11-28 | 2018-06-05 | 苏州市苏测检测技术有限公司 | Heavy metal component rapid detection system in food |
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Application publication date: 20180316 |
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