CN112903623A - Infrared detection surface harmful substance detection system - Google Patents
Infrared detection surface harmful substance detection system Download PDFInfo
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- CN112903623A CN112903623A CN202110121606.0A CN202110121606A CN112903623A CN 112903623 A CN112903623 A CN 112903623A CN 202110121606 A CN202110121606 A CN 202110121606A CN 112903623 A CN112903623 A CN 112903623A
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- 238000001514 detection method Methods 0.000 title claims abstract description 32
- 239000000126 substance Substances 0.000 title claims abstract description 14
- 238000012545 processing Methods 0.000 claims abstract description 20
- 230000005611 electricity Effects 0.000 claims description 10
- 241000607479 Yersinia pestis Species 0.000 claims description 4
- 238000013500 data storage Methods 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 15
- 239000000447 pesticide residue Substances 0.000 description 10
- 235000013305 food Nutrition 0.000 description 9
- 230000008569 process Effects 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 2
- 239000000575 pesticide Substances 0.000 description 2
- 206010059866 Drug resistance Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000004737 colorimetric analysis Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
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- 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
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/3563—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing solids; Preparation of samples therefor
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- 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
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The invention discloses a detection system for detecting harmful substances on a surface by infrared rays, which comprises a casing, wherein a display screen and a processing module are arranged on the upper surface of the casing, an alarm fixedly connected with the casing is arranged between the display screen and the processing module, an information acquisition module is arranged at the top of the casing, an A/D converter is arranged in the casing, and a power supply is arranged on the rear side of the bottom of the casing. The invention relates to the technical field of harmful substance detection, and discloses an infrared detection system for detecting harmful substances on a surface.
Description
Technical Field
The invention relates to the technical field of harmful substance detection, in particular to a system for detecting harmful substances on a surface by infrared rays.
Background
The pesticide residue detection technology is used for detecting whether pesticide residues exist in green food or not by utilizing the existing technologies, and the detection technology plays an important role in the production of the green food. In recent years, in the process of increasing safety awareness of people, higher requirements are placed on the safety of green food, and under the environment, pesticide residue detection technologies such as volumetric method, liquid chromatograph, gas chromatograph, colorimetric method and the like are developed and advanced to a certain extent, so that the safety of the green food is improved. However, the drug resistance of diseases and pests is gradually enhanced, the components of pesticides become more complex, the existing partial pesticide detection technology cannot meet the current requirements, and the pesticide residue in green food cannot be effectively detected, so that the research strength of the pesticide residue detection technology is increased in China, and better development is achieved.
However, the method has poor linear relation, low precision, can not meet the requirements, needs a plurality of reagents, is inconvenient to carry and complex to operate, and the field detection result mostly depends on subjective colorimetric judgment of people, so that errors of different degrees exist, and the detection result is inaccurate. The pesticide residue has great harm to human and organisms, and the accurate determination of the pesticide residue has important social significance for guaranteeing the health and biological diversity of people. The limit of pesticide residues can not be guaranteed, and the pesticide residues are not only poor food, but also toxic food, and even can endanger life after being used by eaters, so that the situation can not be recovered, and therefore, the detection of the residual quantity of the pesticide residues in the food and the proper and effective detection equipment are particularly important for strictly controlling the product quality and ensuring the product safety.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides an infrared detection system for detecting surface harmful substances, which solves the problems of the existing detection equipment that the existing detection equipment is not portable, the operation is complex and the detection result is inaccurate.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides an infrared ray detects surperficial harmful substance detecting system, includes the casing, the upper surface of casing is provided with display screen and processing module, processing module's output is connected with the input electricity of display screen, be provided with the alarm with casing looks rigid coupling between display screen and the processing module, the alarm is connected with the processing module electricity, the top of casing is provided with information acquisition module, the internally mounted of casing has the AD converter, information acquisition module's output is connected with the input electricity of AD converter, the output and the processing module electricity of AD converter are connected, the bottom rear side of casing is provided with the power, the power is connected with the processing module electricity.
Preferably, the processing module comprises a controller, a numerical comparator and a data memory, the numerical comparator and the data memory are electrically connected with the controller, the output end of the A/D converter is electrically connected with the input end of the controller, the output end of the controller is electrically connected with the input ends of the display screen and the alarm, and the output end of the power supply is electrically connected with the input end of the controller.
Preferably, the information acquisition module comprises a cover body fixedly connected with the casing, the cover body is fixedly connected with an infrared emitter and a reflection light sensor used for receiving reflection light of the infrared emitter, and an output end of the reflection light sensor is electrically connected with an input end of the A/D converter.
Preferably, the number of the information acquisition modules is 2, and the information acquisition modules are respectively arranged at the front end of the casing and the front end of the bottom of the casing.
Advantageous effects
The invention provides a detection system for detecting surface harmful substances by infrared rays. The method has the following beneficial effects: the infrared detection surface harmful substance detection system is convenient to carry integrally, can detect data quickly, can display visually, achieves automation, streamlined and large-scale operation of data detection and data analysis, and can be used for processing food safety detection in various fields such as fruit, vegetable and meat.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic block diagram of the present invention.
In the figure: 1. the device comprises a cover body, 2, an infrared emitter, 3, a reflection light sensor, 4, an A/D converter, 5, a display screen, 6, an alarm, 7, a power supply, 8, a numerical value comparator, 9, a controller, 10, a data memory, 11 and a shell.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
All the electrical components in the present application are connected with the power supply adapted to the electrical components through a wire, and an appropriate controller and an appropriate encoder should be selected according to actual conditions to meet control requirements, and specific connection and control sequences should be obtained.
The invention provides a technical scheme that:
as shown in fig. 1-2, the system for detecting harmful substances on an infrared detection surface in the present disclosure includes a housing 1, a display screen 5 and a processing module are disposed on an upper surface of the housing 11, the processing module includes a controller 9, a numerical comparator 8 and a data storage 10, and both the numerical comparator 8 and the data storage 10 are electrically connected to the controller 9;
in the specific implementation process, it is worth pointing out that the display screen 5 is used for displaying the detection comparison value, and the value comparator 8 is used for comparing the acquired information with the stored standard information value to detect whether the acquired information is qualified or not.
The top of the casing 1 is provided with an information acquisition module, the information acquisition module comprises a cover body 1 fixedly connected with the casing 11, and the cover body 1 is fixedly connected with an infrared emitter 2 and a reflective light sensor 3 for receiving the reflected light of the infrared emitter 2;
in the specific implementation process, it is worth particularly pointing out that the harmful substances on the surface of the object are monitored by the information acquisition module, the method is that the controller 9 controls the infrared emitter 2 to emit infrared scanning rays, and the reflected light sensor 3 receives the reflected scanning rays;
an A/D converter 4 is arranged in the shell 1, the output end of the reflective optical sensor 3 is electrically connected with the input end of the A/D converter 4, and the output end of the A/D converter 4 is electrically connected with the input end of the controller 9;
in the specific implementation, it is worth mentioning that the data received by the reflective optical sensor 3 is converted into data by the a/D converter 4 and transmitted to the controller 9.
The rear side of the bottom of the machine shell 1 is provided with a power supply 7, and the output end of the power supply 7 is electrically connected with the input end of a controller 9;
in the specific implementation, it is worth noting that the power source 7 delivers power to the controller 9.
An alarm 6 fixedly connected with the shell 1 is arranged between the display screen 5 and the processing module, and the output end of the controller 9 is electrically connected with the display screen 5 and the input end of the alarm 6;
in the specific embodiment, it is worth noting that, by providing the alarm 6, a warning is given when the detected value exceeds the basic value.
The number of the information acquisition modules is 2, and the information acquisition modules are respectively arranged at the front end of the machine shell 11 and the front end of the bottom of the machine shell.
In the specific implementation process, it is worth pointing out that the information acquisition modules are arranged at the front end of the front end and the front end of the bottom of the machine shell 11, so that the operation and the use are more convenient, the articles at the front end and the bottom can be detected, and the operation is convenient and fast.
As can be seen from the above, the operation method of the device is as follows: control infrared emitter 2 through controller 9 and launch infrared scanning ray, reflected light sensor 3 receives the scanning ray of reflection back, and data conversion that will reflect light sensor 3 received through AD converter 4 is data transmission for controller 9, compares the standard information numerical value of information collection and storage through numerical value comparator 8, detects whether qualified, and display screen 5 is used for showing and detects contrast numerical value, sends out the warning when the detection numerical value that appears surpasss basic numerical value.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides an infrared ray detects surperficial harmful substance detecting system which characterized in that: including casing (1), the upper surface of casing (11) is provided with display screen (5) and processing module, processing module's output is connected with the input electricity of display screen (5), be provided with alarm (6) with casing (1) looks rigid coupling between display screen (5) and the processing module, alarm (6) are connected with the processing module electricity, the top of casing (1) is provided with information acquisition module, the internally mounted of casing (1) has AD converter (4), information acquisition module's output is connected with the input electricity of AD converter (4), the output and the processing module electricity of AD converter (4) are connected, the bottom rear side of casing (1) is provided with power (7), power (7) are connected with the processing module electricity.
2. An infrared surface pest detection system according to claim 1, wherein: the processing module comprises a controller (9), a numerical value comparator (8) and a data storage device (10), wherein the numerical value comparator (8) and the data storage device (10) are electrically connected with the controller (9), the output end of the A/D converter (4) is electrically connected with the input end of the controller (9), the output end of the controller (9) is electrically connected with the input ends of the display screen (5) and the alarm (6), and the output end of the power supply (7) is electrically connected with the input end of the controller (9).
3. An infrared surface pest detection system according to claim (1) wherein: the information acquisition module comprises a cover body (1) fixedly connected with the casing (11), an infrared emitter (2) and a reflective light sensor (3) used for receiving reflected light of the infrared emitter (2) are fixedly connected to the cover body (1), and the output end of the reflective light sensor (3) is electrically connected with the input end of the A/D converter (4).
4. An infrared surface pest detection system as claimed in claim 3, wherein: the number of the information acquisition modules is 2, and the information acquisition modules are respectively arranged at the front end of the casing (11) and the front end of the bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110121606.0A CN112903623A (en) | 2021-01-28 | 2021-01-28 | Infrared detection surface harmful substance detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110121606.0A CN112903623A (en) | 2021-01-28 | 2021-01-28 | Infrared detection surface harmful substance detection system |
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| Publication Number | Publication Date |
|---|---|
| CN112903623A true CN112903623A (en) | 2021-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110121606.0A Pending CN112903623A (en) | 2021-01-28 | 2021-01-28 | Infrared detection surface harmful substance detection system |
Country Status (1)
| Country | Link |
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| CN (1) | CN112903623A (en) |
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