CN113804730A - Grain hidden venereal disease insect detection equipment - Google Patents
Grain hidden venereal disease insect detection equipment Download PDFInfo
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- CN113804730A CN113804730A CN202110955278.4A CN202110955278A CN113804730A CN 113804730 A CN113804730 A CN 113804730A CN 202110955278 A CN202110955278 A CN 202110955278A CN 113804730 A CN113804730 A CN 113804730A
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- grain
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- conveying surface
- conveyor
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- 238000001514 detection method Methods 0.000 title claims abstract description 30
- 201000010099 disease Diseases 0.000 title claims abstract description 11
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 title claims abstract description 11
- 241000238631 Hexapoda Species 0.000 title claims abstract description 9
- 239000000523 sample Substances 0.000 claims abstract description 47
- 238000007599 discharging Methods 0.000 claims abstract description 4
- 238000012360 testing method Methods 0.000 claims abstract description 4
- 238000000227 grinding Methods 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 11
- 239000000843 powder Substances 0.000 claims description 9
- 238000007790 scraping Methods 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 3
- 241000607479 Yersinia pestis Species 0.000 abstract description 13
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 5
- 238000013461 design Methods 0.000 abstract description 2
- 230000008859 change Effects 0.000 description 5
- 239000002245 particle Substances 0.000 description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 235000013305 food Nutrition 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 241000406668 Loxodonta cyclotis Species 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 235000012054 meals Nutrition 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012795 verification Methods 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
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
- G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
- G01N27/041—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
The invention relates to the technical field of grain detection, in particular to grain hidden pest detection equipment. The hidden venereal disease and insect detection equipment for the grains comprises a grain conveying device, two resistance probes and a resistance tester, wherein the grain conveying device is provided with a conveying surface, one end of the conveying surface is a feeding end, the other end of the conveying surface is a discharging end, the two resistance probes are respectively installed above two sides of the conveying surface of the grain conveying device, the lower ends of the two resistance probes are respectively close to the conveying surface of the grain conveying device, the two resistance probes are respectively connected with the positive electrode and the negative electrode of a power supply, and the positive electrode and the negative electrode of the resistance tester are respectively connected with the two resistance probes. The advantages are that: reasonable in design can be effectual whether there is the disguised sick worm situation according to the resistance variation of grain judgement detection grain, and detection efficiency is high, and the testing process is simple, with low costs, and the degree of accuracy is higher.
Description
Technical Field
The invention relates to the technical field of grain detection, in particular to grain hidden pest detection equipment.
Background
In China, the harm of hidden pests is particularly serious in pests which seriously harm grain storage safety. Corn elephant, moth, silly and other grain storage pests belong to concealed pests. The existing detection means have certain limitations; under the requirement of the complete information detection of multiple parameters in the future, the technology needs to be improved and perfected. In recent years, the detection mode aiming at the existence of hidden diseases and pests in food is mainly based on the means such as biophotonic detection technology, carbon dioxide detection and the like, and the methods have the disadvantages of complex process, high cost and difficult operation, and seriously hinder the accuracy and universality of detection.
Disclosure of Invention
The invention aims to provide the grain hidden pest detection equipment, which effectively overcomes the defects of the prior art.
The technical scheme for solving the technical problems is as follows:
the grain hidden pest detection equipment comprises a grain conveying device, two resistance probes and a resistance tester, wherein the grain conveying device is provided with a conveying surface, one end of the conveying surface is a feeding end, the other end of the conveying surface is a discharging end, the two resistance probes are respectively installed above two sides of the conveying surface of the grain conveying device, the lower ends of the two resistance probes are respectively close to the conveying surface of the grain conveying device, the two resistance probes are respectively connected with the positive electrode and the negative electrode of a power supply, and the positive electrode and the negative electrode of the resistance tester are respectively connected with the two resistance probes.
On the basis of the technical scheme, the invention can be further improved as follows.
Further, the grain conveying device is a belt conveyor.
Further, the both sides of grain conveyor correspond respectively and install the assembly jig, the assembly jig straightens grain conveyor's the both sides top of conveying face, two resistance probe is vertical installation in both sides respectively on the assembly jig.
Further, still include grain grinder, grain grinder set up in grain conveyor's feed end, its meal outlet is located the conveying face top of grain conveyor feed end.
Further, the grain grinding device is an electric pulverizer.
Further, a scraping plate is arranged above the conveying surface of the grain conveying device, and the scraping plate stretches across the conveying surface of the grain conveying device and is close to the upper part of the conveying surface.
The grain conveying device further comprises a material receiving box, and the material receiving box is arranged below the discharge end of the grain conveying device.
Furthermore, the device also comprises a voltage tester, wherein the positive electrode and the negative electrode of the voltage tester are respectively connected with the two resistance probes.
The invention has the beneficial effects that: reasonable in design can be effectual whether there is the disguised sick worm situation according to the resistance variation of grain judgement detection grain, and detection efficiency is high, and the testing process is simple, with low costs, and the degree of accuracy is higher.
Drawings
FIG. 1 is a schematic structural view of one embodiment of the food concealment pest detection apparatus of the present invention;
FIG. 2 is a schematic structural diagram of another embodiment of the grain concealed pest detection apparatus of the present invention;
fig. 3 is a schematic structural diagram of a further embodiment of the grain concealed pest detection device of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a grain conveying device; 2. a resistance probe; 3. a resistance tester; 4. a grain grinding device; 5. a material receiving box; 11. an assembly frame; 12. and a scraping plate.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.
Example 1
As shown in fig. 1, the hidden venereal disease and insect detecting apparatus for grain in this embodiment includes a grain conveying device 1, two resistance probes 2 and a resistance tester 3, where the grain conveying device 1 has a conveying surface, one end of the conveying surface is a feeding end, the other end is a discharging end, the two resistance probes 2 are respectively installed above two sides of the conveying surface of the grain conveying device 1, the lower ends of the two resistance probes are respectively close to the conveying surface of the grain conveying device 1, the two resistance probes 2 are respectively connected to the positive and negative electrodes of a power supply, and the positive and negative electrodes of the resistance tester 3 are respectively connected to the two resistance probes 2.
In the detection process, a grain sample to be detected is firstly ground into powder or fine particles, then the powdery grain sample is uniformly paved at the feed end of the conveying surface of the grain conveying device 1, the grain conveying device 1 is started, grains slowly pass through the two resistance probes 2 and are in contact with the resistance probes 2, after the resistance probes 2 are electrified, a grain sample powder belt is arranged between the two resistance probes 2, therefore, the resistance tester 3 can detect the resistance change condition between the two resistance probes 2, specifically, the grain particles without diseases and insects have stable water content, the resistance change fluctuation measured by the resistance probes 2 after powdering is more stable, when the grain particles with diseases and insects pass through the resistance probes 2 after powdering, the grain particles with diseases and insects contain water which are combined with the grain powder to form a plurality of conductive ions, so that the current can easily pass, when the external voltage is constant, the resistance is decreased, the voltage between the powders is increased, that is, the resistance between the resistance probes 2 is decreased, and it can be determined that there is a particle of a disease from the change.
The whole scheme can effectively judge whether the grains are detected to have a hidden disease and pest condition according to the resistance change of the grains, the detection efficiency is high, the detection process is simple, the cost is low, and the accuracy is high.
Preferably, the grain conveying device 1 is a belt conveyor, and a belt (i.e., a conveying surface) of the belt conveyor is made of an insulating material.
As a preferred embodiment, two corresponding mounting brackets 11 are respectively mounted on two sides of the grain conveying device 1, the mounting brackets 11 straighten the upper parts of two sides of the conveying surface of the grain conveying device 1, and the two resistance probes 2 are respectively vertically mounted on the mounting brackets 11 on two sides.
In this embodiment, the mounting bracket 11 facilitates the installation of the resistance probe 2, and specifically, the position of the resistance probe 2 on the mounting bracket 11 can be adjusted, such as: the resistance probes 2 on the two sides can be adjusted to be close to one point or far away from one point, of course, the assembling frame 11 can also be replaced by a rod piece crossing the conveying surface, a plurality of spaced resistance probe 2 assembling hole sites are arranged on the rod piece, and the resistance probes 2 can be arranged in the corresponding assembling hole sites.
Example 2
As shown in fig. 2, on the basis of embodiment 1, the device further includes a grain grinding device 4, wherein the grain grinding device 4 is disposed at the feeding end of the grain conveying device 1, and the powder outlet of the grain grinding device 4 is located above the conveying surface of the feeding end of the grain conveying device 1.
In this embodiment, through setting up grain grinder 4 for whole equipment need not to grind in advance from taking grinder, and the testing result is more ageing, and the result is more accurate.
Preferably, the grain grinding device 4 is an electric grinder of the prior art.
Example 3
As shown in fig. 3, in embodiment 2, a scraping plate 12 is installed above the conveying surface of the grain conveying device 1, and the scraping plate 12 spans the conveying surface of the grain conveying device 1 and is close to the upper part of the conveying surface.
In this embodiment, the grain powder that comes out from grain grinder 4 drops on grain conveyor 1's transport face feed end upper portion, when scraping flitch 12 through, because scrape the clearance between flitch 12 and the transport face invariable, consequently, the grain powder that piles up can be shakeout on the transport face when scraping flitch 12 through for detection effect is better, and the degree of accuracy is higher.
As a preferred embodiment, the grain conveying device further comprises a material receiving box 5, and the material receiving box 5 is placed below the discharge end of the grain conveying device 1.
In this scheme, whole equipment is from taking material receiving box 5, and the powder can drop in material receiving box 5 through the discharge end of grain conveyor 1's the transport face and independently collect after finishing through resistance probe 2 detection, need not the control of thinking and collects.
As a preferred embodiment, the resistance probe system further comprises a voltage tester, and the positive electrode and the negative electrode of the voltage tester are respectively connected with the two resistance probes 2.
In this embodiment, the voltage and the resistance between the two resistance probes 2 are detected respectively, and the obtained result is more accurate under mutual verification.
In this embodiment, the scraper 12 is used to uniformly spread the powdered grain on the conveying surface of the grain conveying device 1 on the conveying surface, and to cover most of the conveying surface, so that the resistance change between the two resistance probes 2 can be detected well after being electrified, and the scraper 12 can be replaced by other structures with similar functions.
In this embodiment, the resistance tester 3 is a product in the prior art, and the principle and structure thereof are not described herein in detail, and in order to obtain the detection result, a host may be configured, and the resistance tester 3 is interconnected with the host.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. The utility model provides a grain hidden venereal disease worm check out test set which characterized in that: including grain conveyor (1), two resistance probe (2) and resistance tester (3), grain conveyor (1) has the transport face, and the one end of transport face is the feed end, and the other end is the discharge end, two resistance probe (2) are installed respectively the both sides top of the transport face of grain conveyor (1), and the lower extreme of the two is close to respectively the transport face of grain conveyor (1), two resistance probe (2) are the positive negative pole of connecting power respectively, the positive negative pole of resistance tester (3) respectively with two resistance probe (2) are connected.
2. The apparatus of claim 1, wherein: the grain conveying device (1) is a belt conveyor.
3. The apparatus of claim 2, wherein: grain conveyor (1)'s both sides correspond respectively and install assembly jig (11), assembly jig (11) straighten the both sides top of grain conveyor (1)'s the transport face, two resistance probe (2) are vertical installation in both sides respectively on assembly jig (11).
4. The apparatus of claim 1, wherein: the grain grinding device (4) is arranged at the feed end of the grain conveying device (1), and a powder outlet of the grain grinding device (4) is positioned above the conveying surface of the feed end of the grain conveying device (1).
5. The apparatus of claim 4, wherein: the grain grinding device (4) is an electric pulverizer.
6. The apparatus of claim 4, wherein: a scraping plate (12) is arranged above the conveying surface of the grain conveying device (1), and the scraping plate (12) stretches across the conveying surface of the grain conveying device (1) and is close to the upper part of the conveying surface.
7. The apparatus for concealed grain insect detection according to any one of claims 1 to 6, characterized in that: the grain conveying device is characterized by further comprising a material receiving box (5), wherein the material receiving box (5) is arranged below the discharging end of the grain conveying device (1).
8. The apparatus for concealed grain insect detection according to any one of claims 1 to 6, characterized in that: the resistance probe also comprises a voltage tester, and the positive electrode and the negative electrode of the voltage tester are respectively connected with the two resistance probes (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110955278.4A CN113804730A (en) | 2021-08-19 | 2021-08-19 | Grain hidden venereal disease insect detection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110955278.4A CN113804730A (en) | 2021-08-19 | 2021-08-19 | Grain hidden venereal disease insect detection equipment |
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| Publication Number | Publication Date |
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| CN113804730A true CN113804730A (en) | 2021-12-17 |
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| CN202110955278.4A Pending CN113804730A (en) | 2021-08-19 | 2021-08-19 | Grain hidden venereal disease insect detection equipment |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206258376U (en) * | 2016-10-28 | 2017-06-16 | 阿贝力特科技(北京)有限公司 | It is a kind of for quick inspection Measurement for Grain Moisture Content in X -ray inspection X equipment |
| CN108152333A (en) * | 2018-01-19 | 2018-06-12 | 河南工业大学 | A kind of screw rod pushes the device of the hidden pest of Conductivity detection grain grain |
| CN108445048A (en) * | 2018-06-21 | 2018-08-24 | 安徽中科智能感知大数据产业技术研究院有限责任公司 | A kind of airborne Internet of Things grain moisture detector |
| CN108469454A (en) * | 2018-06-21 | 2018-08-31 | 安徽中科智能感知大数据产业技术研究院有限责任公司 | A kind of Internet of Things grain moisture detector and its detection method |
| CN110426419A (en) * | 2019-08-09 | 2019-11-08 | 石家庄粮保科技有限公司 | The moisture transducer of digital resistance-type |
| CN210982301U (en) * | 2019-10-22 | 2020-07-10 | 南京赫伯纳电子科技有限公司 | Contact belt material moisture detector |
-
2021
- 2021-08-19 CN CN202110955278.4A patent/CN113804730A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206258376U (en) * | 2016-10-28 | 2017-06-16 | 阿贝力特科技(北京)有限公司 | It is a kind of for quick inspection Measurement for Grain Moisture Content in X -ray inspection X equipment |
| CN108152333A (en) * | 2018-01-19 | 2018-06-12 | 河南工业大学 | A kind of screw rod pushes the device of the hidden pest of Conductivity detection grain grain |
| CN108445048A (en) * | 2018-06-21 | 2018-08-24 | 安徽中科智能感知大数据产业技术研究院有限责任公司 | A kind of airborne Internet of Things grain moisture detector |
| CN108469454A (en) * | 2018-06-21 | 2018-08-31 | 安徽中科智能感知大数据产业技术研究院有限责任公司 | A kind of Internet of Things grain moisture detector and its detection method |
| CN110426419A (en) * | 2019-08-09 | 2019-11-08 | 石家庄粮保科技有限公司 | The moisture transducer of digital resistance-type |
| CN210982301U (en) * | 2019-10-22 | 2020-07-10 | 南京赫伯纳电子科技有限公司 | Contact belt material moisture detector |
Non-Patent Citations (2)
| Title |
|---|
| T. C. PEARSON ET AL.: ""AUTOMATED DETECTION OF INTERNAL INSECT INFESTATIONS IN WHOLE WHEAT KERNELS USING A PERTEN SKCS 4100"", 《APPLIED ENGINEERING IN AGRICULTURE》, vol. 19, no. 6, pages 727 - 733 * |
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