CN112763252B - Sampling method for food detection - Google Patents
Sampling method for food detection Download PDFInfo
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- CN112763252B CN112763252B CN202011561659.6A CN202011561659A CN112763252B CN 112763252 B CN112763252 B CN 112763252B CN 202011561659 A CN202011561659 A CN 202011561659A CN 112763252 B CN112763252 B CN 112763252B
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- 238000005070 sampling Methods 0.000 title claims abstract description 207
- 235000013305 food Nutrition 0.000 title claims abstract description 51
- 238000001514 detection method Methods 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000010438 heat treatment Methods 0.000 claims description 12
- 238000005192 partition Methods 0.000 claims description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 238000000605 extraction Methods 0.000 claims description 6
- 238000000926 separation method Methods 0.000 description 8
- 239000000047 product Substances 0.000 description 6
- 239000000126 substance Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001953 sensory effect Effects 0.000 description 2
- 238000010977 unit operation Methods 0.000 description 2
- 229930195730 Aflatoxin Natural products 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000005409 aflatoxin Substances 0.000 description 1
- 239000003242 anti bacterial agent Substances 0.000 description 1
- 229940088710 antibiotic agent Drugs 0.000 description 1
- 244000052616 bacterial pathogen Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000013361 beverage Nutrition 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 235000013365 dairy product Nutrition 0.000 description 1
- 230000018514 detection of nutrient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 239000000447 pesticide residue Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
- 231100000765 toxin Toxicity 0.000 description 1
- 235000015112 vegetable and seed oil Nutrition 0.000 description 1
- 239000008158 vegetable oil Substances 0.000 description 1
Abstract
The invention discloses a sampling method for food detection, which comprises the following steps: step one: placing a sampling tube to be used in a sampling box, and when the sampling tube is required to be used, mounting the sampling tube on the sampling tube for batch sampling; step two: the sampling tube is internally provided with a sampling tube, and the sampling tube is internally provided with a suction tube; step three: the sampling tube is taken out from the sampling tube and still stored at the corresponding position of the sampling box, and the temperature sensor at the bottom of the sampling box is used for detecting the ambient temperature in the sampling box. According to the sampling method for food detection, different foods can be sampled respectively by arranging the sampling box, the sampling tube and the sampling tube, and the samples are stored in different sampling tubes, so that the samples cannot interfere with each other, the accuracy of later detection is ensured, the sampling tube is fixed in the fixed tube of the sampling tube through the limiting rod, the sampling tube can be recycled, and only different sampling tubes need to be replaced.
Description
Technical Field
The invention relates to the technical field of food sampling, in particular to a sampling method for food detection.
Background
Food safety detection is to detect harmful substances in food according to national indexes, mainly including detection of some indexes of harmful and toxic substances, such as heavy metals, aflatoxins and the like. An important aspect of food science and engineering is the introduction and application of chemical unit operations, and the development of food engineering unit operations, thereby promoting the development of the food industry to large-scale, continuous and automatic directions, and as the living standard of people increases, the concept of people has changed from how to get full to how to get good and to get safe, so the quality and safety of foods are receiving more and more attention. But recently, food safety problems such as pollution of various pathogenic bacteria, pesticide residues, antibiotics and biotoxins of foods are frequent. The food safety problem not only affects the lives and properties of masses of people, but also restricts the economic development of the whole country. .
The food detection uses a product as a main line and physical and chemical index detection as a teaching item, and comprises food sensory detection, quality detection of milk and dairy products, quality detection of beverage products, quality detection of wine products, quality detection of vegetable oil and quality detection of meat and egg products, wherein the food safety detection is an important basis for guaranteeing food safety and the like. The conventional common food detection sampling devices are also classified into various types due to different types of foods and different inspection occasions.
The broad food inspection refers to a subject for researching and evaluating food quality and changes thereof, and according to some basic theories and various technologies of physics, chemistry and biochemistry, the quality of food raw materials, auxiliary materials, semi-finished products, finished products and byproducts is inspected according to the formulated technical standards, such as international and national food sanitation/safety standards, so as to ensure that the quality of the products is qualified, and the food inspection content comprises sensory detection of food, detection of nutrient components, additives and harmful substances in the food, and the like.
The existing detection sampling device has the advantages of simple structure, single function, inconvenient taking and placing, and re-disinfection and cleaning after sampling. We have therefore improved on this by proposing a sampling method for food detection.
Disclosure of Invention
In order to solve the technical problems, the invention provides the following technical scheme:
The invention discloses a sampling method for food detection, which comprises the following steps:
step one: placing a sampling tube to be used in a sampling box, and when the sampling tube is required to be used, mounting the sampling tube on the sampling tube for batch sampling;
Step two: the sampling tube is internally provided with a sampling tube, and the sampling tube is internally provided with a suction tube;
step three: taking out the sampling tube from the sampling tube, still storing the sampling tube at a position corresponding to the sampling box, and detecting the ambient temperature in the sampling box by using a temperature sensor at the bottom of the sampling box;
Step four: covering a box cover, managing sampled foods and completing a sampling task;
The sampling device comprises a sampling tube, a sampling box, a heating base and a sampling tube, wherein one end of the sampling tube is fixedly connected with a fixed tube, a separation plate is arranged at one end, close to the fixed tube, of the sampling tube, a suction tube is arranged at one side, far away from the fixed tube, of the separation plate, the separation plate is connected with one end of the sampling tube through a fixed ring, two limiting rods are vertically connected to the fixed ring, and penetrate through the fixed ring and are fixedly connected with limiting blocks, and the limiting blocks are connected with the inner wall of the sampling tube through tension springs.
As a preferable technical scheme of the invention, a heating base is arranged at the bottom of the sampling box, a box cover is arranged at the top of the sampling box, a separation column is arranged in the sampling box, and a sampling tube is arranged in the separation column of the sampling box.
As a preferable technical scheme of the invention, the sampling box and the heating base are respectively fixedly connected with a fixed block, and the fixed blocks are connected through fixed screws.
As a preferable technical scheme of the invention, two adjusting grooves are formed in the surface of the sampling cylinder, a pushing block is slidably arranged in the adjusting grooves, a steel wire rope is fixedly connected to one end, close to the inside of the sampling cylinder, of the limiting rod, the steel wire rope penetrates through the sampling cylinder and extends to the adjusting grooves, and one end, extending to the inside of the adjusting grooves, of the steel wire rope is fixedly connected to the pushing block.
As a preferable technical scheme of the invention, one end of the sampling tube is provided with a limiting ring, and the limiting ring is arranged on the surface of the sampling tube.
As a preferable technical scheme of the invention, an observation port is arranged on the surface of the fixed cylinder, a piston pull rod is arranged in the air extraction cylinder, and one end of the piston pull rod penetrates through the air extraction cylinder and extends to the outer side of the sampling cylinder.
As a preferable technical scheme of the invention, the partition plate is provided with an opening, and the fixed cylinder is communicated with the air suction cylinder through the opening.
The beneficial effects of the invention are as follows: according to the sampling method for food detection, different foods can be sampled respectively by arranging the sampling box, the sampling tube and the sampling tube, and the samples are stored in different sampling tubes, so that the samples cannot interfere with each other, the accuracy of later detection is ensured, the sampling tube is fixed in the fixed tube of the sampling tube through the limiting rod, the sampling tube can be recycled, and only different sampling tubes need to be replaced;
the bottom of the sampling box is provided with the heating base which can be split, so that the sampling box can be conveniently cleaned, the cleanness and sanitation in the sampling box are ensured, the help guidance can be provided for the sampling process in the food safety rapid detection, the sampling task is reasonably distributed, the sampling process is more intelligent and more accurate and reliable, the concentrated sampling detection of a large quantity of foods is realized, the sampling efficiency is higher, and the use is more convenient.
Drawings
FIG. 1 is a schematic diagram of a sampling cartridge for a sampling method for food detection according to the present invention;
FIG. 2 is a schematic diagram of a sampling cartridge according to a sampling method for food detection of the present invention;
FIG. 3 is a schematic diagram of a sampling method for food detection according to the present invention;
FIG. 4 is an enlarged view of the invention at A in FIG. 3;
fig. 5 is a flow chart of a sampling method for food detection according to the present invention.
In the figure: 1. a sampling cylinder; 2. a piston pull rod; 3. an adjustment tank; 4. a pushing block; 5. a fixed cylinder; 6. an observation port; 7. a limiting ring; 8. a sampling tube; 9. a suction cylinder; 10. a box cover; 11. a partition plate; 12. a sampling box; 13. a limit rod; 14. a tension spring; 15. a wire rope; 16. and heating the base.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present invention only, and are not intended to limit the present invention.
Examples: as shown in fig. 1 to 5, a sampling method for food detection according to the present invention comprises the steps of:
step one: placing a sampling tube to be used in a sampling box, and when the sampling tube is required to be used, mounting the sampling tube on the sampling tube for batch sampling;
Step two: the sampling tube is internally provided with a sampling tube, and the sampling tube is internally provided with a suction tube;
step three: taking out the sampling tube from the sampling tube, still storing the sampling tube at a position corresponding to the sampling box, and detecting the ambient temperature in the sampling box by using a temperature sensor at the bottom of the sampling box;
Step four: covering a box cover, managing sampled foods and completing a sampling task;
The sampling device used by the invention comprises a sampling cylinder 1, a sampling box 12, a heating base 16 and a sampling tube 8, wherein one end of the sampling cylinder 1 is fixedly connected with a fixed cylinder 5, one end of the sampling cylinder 1, which is close to the fixed cylinder 5, is provided with a separation plate 11, one side, which is far away from the fixed cylinder 5, of the separation plate 11 is provided with a gas extraction cylinder 9, the separation plate 11 is connected with one end of the sampling cylinder 1 through a fixed ring, the fixed ring is vertically connected with two limiting rods 13, the limiting rods 13 penetrate through the fixed ring and are fixedly connected with limiting blocks, and the limiting blocks are connected with the inner wall of the sampling cylinder 1 through tension springs 14.
Wherein, the bottom of sampling box 12 is equipped with heating base 16, and the top of sampling box 12 is equipped with lid 10, is equipped with the partition fence in the sampling box 12, and sampling tube 8 sets up in the partition fence of sampling box 12.
Wherein, the sampling box 12 and the heating base 16 are respectively fixedly connected with a fixed block, and the fixed blocks are connected through fixed screws.
Wherein, two adjustment tanks 3 have been seted up on the surface of sampling tube 1, and the interior sliding of adjustment tank 3 is provided with pusher 4, and the one end fixedly connected with wire rope 15 in being close to sampling tube 1 on the gag lever post 13, and wire rope 15 passes sampling tube 1 to extend to adjustment tank 3, wire rope 15 extends to the one end fixed connection in the adjustment tank 3 on pusher 4.
Wherein, the one end of sampling pipe 8 is equipped with spacing ring 7, and spacing ring 7 sets up the surface at sampling pipe 8.
Wherein, the surface of fixed section of thick bamboo 5 is equipped with viewing aperture 6, installs piston pull rod 2 in the section of thick bamboo 9 of bleeding, and the one end of piston pull rod 2 passes gas extraction barrel 9 to extend to the outside of sampling tube 1.
Wherein, the division plate 11 is provided with an opening, and the fixed cylinder 5 is communicated with the air suction cylinder 9 through the opening.
Working principle: the sampling tube 8 to be used is arranged in the sampling box 12, when the sampling tube 8 is required to be used, the sampling tube 8 is mounted on the sampling tube 1 for batch sampling, one end of the fixed tube 5 is sleeved on the surface of the sampling tube 8 and then pressed inwards, when the fixed tube 5 is contacted with the surface of the partition plate 11, the limiting rod 13 props the tension spring 14, the limiting ring 7 is clamped on one side of the limiting rod 13 to finish fixing, the negative pressure state is generated in the sampling tube 1 through the air suction tube 9 in the sampling tube 1, so that the sampling tube 8 can absorb food to be detected, when the piston pull rod 2 is pulled, the sampling tube 8 absorbs the food, the sampled food enters the sampling tube 8, the push blocks 4 on two sides are pushed, the push blocks 4 pull the steel wire ropes 15, so that the limiting rod 13 is driven to move, the limiting ring 7 is not limited any more, the sampling tube 8 is taken out from the sampling tube 1, and stored in the corresponding position of the sampling tube 12, the temperature sensor at the bottom of the sampling tube 12 is utilized, the environmental temperature in the sampling tube 12 is detected, the box cover 10 is covered, the sampling tube 8 is set up, and the sampling tube 8 can be replaced by the sampling tube 1 through the different sampling tubes 1, and the sampling tube 8 can be accurately replaced, and the sampling tube 8 can be detected by the sampling tube 8, and the sampling tube 1 can be replaced by the sampling tube 1, and the sampling tube 8 can be accurately detected by the different sampling tube 1;
The bottom of the sampling box 12 is provided with the separable heating base 16, so that the sampling box 12 can be conveniently cleaned, the cleanness and sanitation in the sampling box 12 are ensured, the help guidance can be provided for the sampling process in the food safety rapid detection, the sampling task is reasonably distributed, the sampling process is more intelligent and more accurate and reliable, the concentrated sampling detection of a large quantity of foods is realized, the sampling efficiency is higher, and the use is more convenient.
Finally, it should be noted that: in the description of the present invention, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
The foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (3)
1. A sampling method for food detection, comprising the steps of:
step one: placing a sampling tube to be used in a sampling box, and when the sampling tube is required to be used, mounting the sampling tube on the sampling tube for batch sampling;
Step two: the sampling tube is internally provided with a sampling tube, and the sampling tube is internally provided with a suction tube;
step three: taking out the sampling tube from the sampling tube, still storing the sampling tube at a position corresponding to the sampling box, and detecting the ambient temperature in the sampling box by using a temperature sensor at the bottom of the sampling box;
Step four: covering a box cover, managing sampled foods and completing a sampling task;
the sampling device comprises a sampling cylinder (1), a sampling box (12), a heating base (16) and a sampling tube (8), wherein one end of the sampling cylinder (1) is fixedly connected with a fixed cylinder (5), a partition plate (11) is arranged at one end, close to the fixed cylinder (5), of the sampling cylinder (1), a suction cylinder (9) is arranged at one side, far away from the fixed cylinder (5), of the partition plate (11), the partition plate (11) is connected with one end of the sampling cylinder (1) through a fixed ring, two limiting rods (13) are vertically connected onto the fixed ring, and the limiting rods (13) penetrate through the fixed ring and are fixedly connected with limiting blocks, and the limiting blocks are connected with the inner wall of the sampling cylinder (1) through tension springs (14);
Two adjusting grooves (3) are formed in the surface of the sampling tube (1), a pushing block (4) is arranged in the adjusting grooves (3) in a sliding mode, one end, close to the inside of the sampling tube (1), of the limiting rod (13) is fixedly connected with a steel wire rope (15), the steel wire rope (15) penetrates through the sampling tube (1) and extends to the adjusting grooves (3), and one end, extending to the inside of the adjusting grooves (3), of the steel wire rope (15) is fixedly connected to the pushing block (4);
One end of the sampling tube (8) is provided with a limiting ring (7), and the limiting ring (7) is arranged on the surface of the sampling tube (8);
An observation port (6) is formed in the surface of the fixed cylinder (5), a piston pull rod (2) is arranged in the air extraction cylinder (9), and one end of the piston pull rod (2) penetrates through the air extraction cylinder (9) and extends to the outer side of the sampling cylinder (1);
An opening is formed in the partition plate (11), and the fixed cylinder (5) is communicated with the air suction cylinder (9) through the opening.
2. The sampling method for food detection according to claim 1, wherein the bottom of the sampling box (12) is provided with a heating base (16), the top of the sampling box (12) is provided with a box cover (10), a partition is arranged in the sampling box (12), and the sampling tube (8) is arranged in the partition of the sampling box (12).
3. The sampling method for food detection according to claim 1, wherein the sampling box (12) and the heating base (16) are respectively fixedly connected with a fixed block, and the fixed blocks are connected through fixing screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011561659.6A CN112763252B (en) | 2020-12-25 | Sampling method for food detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011561659.6A CN112763252B (en) | 2020-12-25 | Sampling method for food detection |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112763252A CN112763252A (en) | 2021-05-07 |
| CN112763252B true CN112763252B (en) | 2024-07-16 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208026473U (en) * | 2018-01-24 | 2018-10-30 | 王艺华 | A kind of food sampling apparatus |
| CN211504844U (en) * | 2020-01-21 | 2020-09-15 | 滁州学院 | Food detects quick sampling device |
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208026473U (en) * | 2018-01-24 | 2018-10-30 | 王艺华 | A kind of food sampling apparatus |
| CN211504844U (en) * | 2020-01-21 | 2020-09-15 | 滁州学院 | Food detects quick sampling device |
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