CN105319182A - Corn safety detection analysis meter - Google Patents
Corn safety detection analysis meter Download PDFInfo
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- CN105319182A CN105319182A CN201510775098.2A CN201510775098A CN105319182A CN 105319182 A CN105319182 A CN 105319182A CN 201510775098 A CN201510775098 A CN 201510775098A CN 105319182 A CN105319182 A CN 105319182A
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Abstract
The invention discloses a corn safety detection analysis meter which includes a light source, a corn sample detection attachment, a light splitting circuit, a spectrum processing circuit, a transmission interface circuit, a processor, a keyboard and a display screen, as well as an alarm module, a printer and an RFID module, wherein the light source, the corn sample detection attachment, the light splitting circuit, the spectrum processing circuit, the transmission interface circuit and the processor are sequentially connected; the corn sample detection attachment is used for collecting sample spectrums generated by irradiating corn samples via the light source, and sending the sample spectrums to the light splitting circuit; the light splitting circuit is used for carrying out light splitting treatment on the sample spectrums to obtain the near infrared spectrums and sending the near infrared spectrums to the spectrum processing circuit; the spectrum processing circuit is used for processing the near infrared spectrums to obtain spectrum data and transmitting the spectrum data to the processor; the alarm module, the printer and the RFID module are all connected to the processor. The corn safety detection analysis meter can be used for detecting component contents of corn samples, is high in detection speed, realizes on-site and on-line detection of corns, and is high in timeliness.
Description
Technical field
The present invention relates to technical field of food safety detection, specifically a kind of corn safety detects analyser.
Background technology
Corn is one of the cereal crops the most widely that distribute in the world, cultivated area is only second to wheat and paddy rice and occupies the 3rd, from north latitude 58 ° (Canada and Russia), to 40 °, south latitude (South America), there are two large famous maize gold ribbons in the whole world to planting range, lays respectively at the U.S. and China.China is world's second largest Maize Production state, simultaneously Ye Shi world's second largest country of consumption, and China produces corn per year and accounts for second place of the world.Corn is very large at the sown area of China, and distribution is also very wide, is one of main food of north of China and Southwest Mountainous Areas and other winterbourne area people.As so important cereal crops, its quality and safety are directly connected to the healthy of the people.The safety detection of current corn mainly takes the detection mode of laboratory off-line sampling, and such detection mode accuracy is high, but efficiency is low, cannot adapt to large batch of testing requirement, and ageing poor, cannot be applicable to scene and on-line checkingi.
Summary of the invention
A kind of corn safety is the object of the present invention is to provide to detect analyser, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the invention provides following technical scheme:
A kind of corn safety detects analyser, comprises light source, corn sample detection accessory, point optical circuit, spectral manipulation circuit, transmission interface circuit, processor, keyboard and display screen; Described light source, corn sample detection accessory, point optical circuit, spectral manipulation circuit, transmission interface circuit are connected successively with processor, the sample spectra that corn sample detection accessory produces for gathering light source irradiation corn sample, and sample spectra is sent to a point optical circuit, divide optical circuit to carry out light-splitting processing to sample spectra and obtain near infrared spectrum, and near infrared spectrum is sent to spectral manipulation circuit, spectral manipulation circuit carries out process near infrared spectrum and obtains spectroscopic data, and spectroscopic data is transferred to processor by transmission interface circuit; Described keyboard and the equal connection handling device of display screen; Described corn safety detects analyser and also comprises alarm module, printer and RFID module, the equal connection handling device of alarm module, printer and RFID module.
As the further scheme of the present invention: described alarm module is audible-visual annunciator.
As the present invention's further scheme: described light source adopts halogen tungsten lamp light source.
As the present invention's further scheme: described spectral manipulation circuit comprises temperature-control circuit, cooling circuit and detector array rapid scanning circuit, wherein cooling circuit adopts TE cooling circuit.
As the present invention's further scheme: described corn sample detection accessory adopts diffuse reflection fibre-optical probe.
As the present invention's further scheme: described transmission interface circuit adopts USB high-speed transmission interface.
Compared with prior art, the invention has the beneficial effects as follows: 1, this corn safety detection analyser can detect the component concentration of corn sample, and detection speed is fast, can realize scene and the on-line checkingi of corn, by force ageing; 2, this corn safety detects analyser, and structure is simple, easy to operate, is easy to promote.
Accompanying drawing explanation
Fig. 1 is the structural representation that corn safety detects analyser.
In figure: 1-light source, 2-corn sample detection accessory, 3-divide optical circuit, 4-spectral manipulation circuit, 5-transmission interface circuit, 6-processor, 7-keyboard, 8-display screen, 9-alarm module, 10-printer, 11-RFID module.
Embodiment
Be described in more detail below in conjunction with the technical scheme of embodiment to this patent.
Refer to Fig. 1, a kind of corn safety detects analyser, comprises light source 1, corn sample detection accessory 2, point optical circuit 3, spectral manipulation circuit 4, transmission interface circuit 5, processor 6, keyboard 7 and display screen 8, described light source 1, corn sample detection accessory 2, divide optical circuit 3, spectral manipulation circuit 4, transmission interface circuit 5 is connected successively with processor 6, corn sample detection accessory 2 irradiates for gathering light source 1 sample spectra that corn sample produces, and sample spectra is sent to point optical circuit 3, divide optical circuit 3 pairs of sample spectra to carry out light-splitting processing and obtain near infrared spectrum, and near infrared spectrum is sent to spectral manipulation circuit 4, spectral manipulation circuit 4 pairs of near infrared spectrums carry out process and obtain spectroscopic data, and spectroscopic data is transferred to processor 6 by transmission interface circuit 5, described processor 6 is according to law of light absorption, detected corn sample is differentiated, the nitrite in corn sample can be detected fast, nitrate, plumbous, sexavalent chrome, arsenic, mercury, cadmium, fluoride, selenium, the content data of tens projects such as pesticide residue, described keyboard 7 and display screen 8 all connection handling devices 6, display screen 8 is for showing testing result in real time, and keyboard 7 is for operating well-behaved analyzer, described corn safety detects analyser and also comprises alarm module 9, printer 10 and RFID module 11, alarm module 9, printer 10 and RFID module 11 be connection handling device 6 all, when corn sample detects defective, processor 6 controls alarm module 9 and carries out alarm, preferably, described alarm module 9 is audible-visual annunciator, and printer 10 is for by testing result field print out, and RFID module is used for the relevant information such as numbering, the owner reading detected corn fast, described light source 1 adopts halogen tungsten lamp light source, and halogen tungsten lamp light source adopts voltage stabilizing stream Driving technique, can ensure stabilized intensity, described corn sample detection accessory 2 adopts diffuse reflection fibre-optical probe, described spectral manipulation circuit 4 comprises temperature-control circuit, cooling circuit and detector array rapid scanning circuit, wherein cooling circuit adopts TE cooling circuit, be used from minimizing thermonoise with temperature-control circuit one, detector array rapid scanning circuit adopts the detector array rapid scanning circuit of CPLD, described transmission interface circuit 5 adopts USB high-speed transmission interface, and data transmission is fast stable,
Described processor 6 is processed spectroscopic data by built-in software, the built-in software of processor 6 mainly comprises spectra collection and Chemical Measurement two parts, the functions such as wherein spectra collection part is used for receiving near infrared spectrum data, and Chemical Measurement part has Pretreated spectra, wavelength screening, multiplexed quantitative corrects, pattern-recognition is qualitative.Its near infrared spectrum is measured to corn sample, and obtain corn sample character reference value, corn magnanimity component quantifying analytical model is obtained by Pretreated spectra algorithm and multiplexed quantitative correcting algorithm, the content of each composition in corn sample is obtained by this model, and limit with each component content in GB and contrast, can judge this corn whether use by safety edible.
Principle of work of the present invention is: described corn safety detects analyser, the numbering of detected corn is read fast by RFID module, the relevant informations such as the owner, corn sample is placed in this analyser, start light source 1, light source 1 pair of corn sample irradiates, corn sample detection accessory 2 gathers light source 1 and irradiates the sample spectra that corn sample produces, and sample spectra is sent to point optical circuit 3, divide optical circuit 3 pairs of sample spectra to carry out light-splitting processing and obtain near infrared spectrum, and near infrared spectrum is sent to spectral manipulation circuit 4, spectral manipulation circuit 4 pairs of near infrared spectrums carry out process and obtain spectroscopic data, and spectroscopic data is transferred to processor 6 by transmission interface circuit 5, processor 6 is according to law of light absorption, detected corn sample is differentiated, the nitrite in corn sample can be detected fast, nitrate, plumbous, sexavalent chrome, arsenic, mercury, cadmium, fluoride, selenium, the content data of tens projects such as pesticide residue, and testing result is shown in real time by display screen 8, simultaneously, also testing result can be printed by printer 10.If the testing result of corn sample does not reach safety standard, then processor 6 controls alarm module 9 and carries out alarm.
Described corn safety detects analyser and can detect the component concentration of corn sample, and detection speed is fast, can realize scene and the on-line checkingi of corn, by force ageing; Described corn safety detects analyser, and structure is simple, easy to operate, is easy to promote.
Above the better embodiment of this patent is explained in detail, but this patent is not limited to above-mentioned embodiment, in the ken that one skilled in the relevant art possesses, various change can also be made under the prerequisite not departing from this patent aim.
Claims (6)
1. a corn safety detects analyser, it is characterized in that, comprise light source (1), corn sample detection accessory (2), point optical circuit (3), spectral manipulation circuit (4), transmission interface circuit (5), processor (6), keyboard (7) and display screen (8), described light source (1), corn sample detection accessory (2), divide optical circuit (3), spectral manipulation circuit (4), transmission interface circuit (5) is connected successively with processor (6), the sample spectra that corn sample detection accessory (2) produces for gathering light source (1) irradiation corn sample, and sample spectra is sent to a point optical circuit (3), divide optical circuit (3) to carry out light-splitting processing to sample spectra and obtain near infrared spectrum, and near infrared spectrum is sent to spectral manipulation circuit (4), spectral manipulation circuit (4) carries out process near infrared spectrum and obtains spectroscopic data, and spectroscopic data is transferred to processor (6) by transmission interface circuit (5), described keyboard (7) and display screen (8) all connection handling devices (6), described corn safety detects analyser and also comprises alarm module (9), printer (10) and RFID module (11), and alarm module (9), printer (10) and RFID module (11) be connection handling device (6) all.
2. corn safety according to claim 1 detects analyser, and it is characterized in that, described alarm module (9) is audible-visual annunciator.
3. corn safety according to claim 1 and 2 detects analyser, it is characterized in that, described light source (1) adopts halogen tungsten lamp light source.
4. corn safety according to claim 3 detects analyser, and it is characterized in that, described spectral manipulation circuit (4) comprises temperature-control circuit, cooling circuit and detector array rapid scanning circuit, and wherein cooling circuit adopts TE cooling circuit.
5. the corn safety according to claim 1 or 2 or 4 detects analyser, it is characterized in that, described corn sample detection accessory (2) adopts diffuse reflection fibre-optical probe.
6. corn safety according to claim 5 detects analyser, it is characterized in that, described transmission interface circuit (5) adopts USB high-speed transmission interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510775098.2A CN105319182A (en) | 2015-11-13 | 2015-11-13 | Corn safety detection analysis meter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510775098.2A CN105319182A (en) | 2015-11-13 | 2015-11-13 | Corn safety detection analysis meter |
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| CN105319182A true CN105319182A (en) | 2016-02-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510775098.2A Pending CN105319182A (en) | 2015-11-13 | 2015-11-13 | Corn safety detection analysis meter |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105891146A (en) * | 2016-03-29 | 2016-08-24 | 电子科技大学 | Intelligent terminal for spectrum detection and detection method thereof |
| CN107462542A (en) * | 2017-09-19 | 2017-12-12 | 黑龙江省能源环境研究院 | A kind of heavy metal-polluted soil detection warning device and its application method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2274773Y (en) * | 1996-03-09 | 1998-02-18 | 路松林 | Food online water content inspector |
| CN201740733U (en) * | 2010-05-21 | 2011-02-09 | 深圳市安鑫宝科技发展有限公司 | Safety testing analyzer for agricultural product |
| CN203241334U (en) * | 2013-05-21 | 2013-10-16 | 张宝东 | Agricultural product safety detection analyzer |
| CN205120582U (en) * | 2015-11-13 | 2016-03-30 | 无锡艾科瑞思产品设计与研究有限公司 | Maize safety inspection analysis appearance |
-
2015
- 2015-11-13 CN CN201510775098.2A patent/CN105319182A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2274773Y (en) * | 1996-03-09 | 1998-02-18 | 路松林 | Food online water content inspector |
| CN201740733U (en) * | 2010-05-21 | 2011-02-09 | 深圳市安鑫宝科技发展有限公司 | Safety testing analyzer for agricultural product |
| CN203241334U (en) * | 2013-05-21 | 2013-10-16 | 张宝东 | Agricultural product safety detection analyzer |
| CN205120582U (en) * | 2015-11-13 | 2016-03-30 | 无锡艾科瑞思产品设计与研究有限公司 | Maize safety inspection analysis appearance |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105891146A (en) * | 2016-03-29 | 2016-08-24 | 电子科技大学 | Intelligent terminal for spectrum detection and detection method thereof |
| CN107462542A (en) * | 2017-09-19 | 2017-12-12 | 黑龙江省能源环境研究院 | A kind of heavy metal-polluted soil detection warning device and its application method |
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Application publication date: 20160210 |
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