CN116539605A - Agricultural product medicine residue detector - Google Patents
Agricultural product medicine residue detector Download PDFInfo
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- CN116539605A CN116539605A CN202310806475.9A CN202310806475A CN116539605A CN 116539605 A CN116539605 A CN 116539605A CN 202310806475 A CN202310806475 A CN 202310806475A CN 116539605 A CN116539605 A CN 116539605A
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- test card
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- 239000003814 drug Substances 0.000 title claims description 12
- 230000007246 mechanism Effects 0.000 claims abstract description 60
- 238000007789 sealing Methods 0.000 claims abstract description 53
- 238000000605 extraction Methods 0.000 claims abstract description 47
- 238000005070 sampling Methods 0.000 claims abstract description 36
- 238000006243 chemical reaction Methods 0.000 claims abstract description 26
- 238000009413 insulation Methods 0.000 claims abstract description 26
- 239000003640 drug residue Substances 0.000 claims abstract description 25
- 238000005192 partition Methods 0.000 claims abstract description 19
- 238000003825 pressing Methods 0.000 claims description 30
- 238000005452 bending Methods 0.000 claims description 27
- 239000007788 liquid Substances 0.000 claims description 24
- 230000002457 bidirectional effect Effects 0.000 claims description 17
- 238000001125 extrusion Methods 0.000 claims description 14
- 239000000447 pesticide residue Substances 0.000 claims description 5
- 239000000243 solution Substances 0.000 abstract description 52
- 239000007853 buffer solution Substances 0.000 abstract description 32
- 238000001514 detection method Methods 0.000 abstract description 30
- 238000000034 method Methods 0.000 abstract description 8
- 239000000152 carbamate pesticide Substances 0.000 abstract description 2
- 239000003987 organophosphate pesticide Substances 0.000 abstract description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 62
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 31
- 230000000694 effects Effects 0.000 description 16
- 235000021384 green leafy vegetables Nutrition 0.000 description 12
- 239000008055 phosphate buffer solution Substances 0.000 description 8
- 238000002791 soaking Methods 0.000 description 8
- 229940079593 drug Drugs 0.000 description 5
- 239000000575 pesticide Substances 0.000 description 5
- 239000008363 phosphate buffer Substances 0.000 description 4
- 238000004321 preservation Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- ZPWVASYFFYYZEW-UHFFFAOYSA-L dipotassium hydrogen phosphate Chemical compound [K+].[K+].OP([O-])([O-])=O ZPWVASYFFYYZEW-UHFFFAOYSA-L 0.000 description 3
- BNIILDVGGAEEIG-UHFFFAOYSA-L disodium hydrogen phosphate Chemical compound [Na+].[Na+].OP([O-])([O-])=O BNIILDVGGAEEIG-UHFFFAOYSA-L 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- KXDHJXZQYSOELW-UHFFFAOYSA-M Carbamate Chemical compound NC([O-])=O KXDHJXZQYSOELW-UHFFFAOYSA-M 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 235000013311 vegetables Nutrition 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
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N21/78—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/30—Staining; Impregnating ; Fixation; Dehydration; Multistep processes for preparing samples of tissue, cell or nucleic acid material and the like for analysis
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/02—Food
- G01N33/025—Fruits or vegetables
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
- G01N2001/2873—Cutting or cleaving
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- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Pathology (AREA)
- Immunology (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Food Science & Technology (AREA)
- Plasma & Fusion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a detector for agricultural product drug residues. The invention belongs to the technical field of agricultural product detection, and particularly relates to an agricultural product drug residue detector which comprises an integrated automatic extraction and dropping mechanism, a quick test card thermal insulation reaction container, an electromagnetic sampling mechanism and a base frame structure, wherein a closed bottom partition plate, a circular ring spring piece and a sealing ball are arranged to seal an extracting solution outlet so as to realize the sealing of a cylindrical container, and an electromagnetic opening and closing control mechanism controls the opening and closing of the cylindrical container, so that the extracting solution normally-closed container realizes the functions of a buffer solution container and a dropper, reduces required operation steps, improves the detection efficiency, thereby reducing the possibility of sample failure, improving the detection accuracy, and solving the problems of complicated steps, low detection efficiency, easy sample failure and the like in the detection of organophosphorus and carbamate pesticide residues by the existing quick test card method.
Description
Technical Field
The invention belongs to the technical field of agricultural product detection, and particularly relates to an agricultural product drug residue detector.
Background
In order to increase the yield of crops or resist diseases, various pesticides are often required to be used for crops, a part of the pesticides still remain on the surfaces of the crops after being absorbed by the crops, and the human body functions of people can be damaged when the crops with the pesticide residues are eaten, so that the residual quantity of the pesticides on the crops needs to be detected.
For residual organophosphorus and carbamate pesticides on leaf vegetables, a common detection method is a rapid detection card detection method, which comprises the following specific steps: sampling by using a sampler, soaking and extracting by using a phosphate buffer solution, developing color by using a rapid test card, and comparing to obtain a detection result; the method has more operation steps, particularly when sampling and soaking extraction are carried out, the sampler needs to be repeatedly cleaned after each sampling, and if the operation speed is too slow, sample failure is easy to cause, so when the method is used for detecting a large number of samples, obvious defects are complicated steps, low detection efficiency and easy sample failure.
Disclosure of Invention
Aiming at the situation, the invention provides an agricultural product drug residue detector which comprises an integrated automatic extraction and dropping mechanism, a quick test card thermal insulation reaction container, an electromagnetic sampling mechanism and a base frame structure, wherein a closed bottom partition plate, a circular ring spring piece and a sealing ball are arranged to seal an extracting solution outlet so as to realize the sealing of a cylindrical container, and an electromagnetic opening and closing control mechanism controls the opening and closing of the cylindrical container, so that the extracting solution normally closed container realizes the functions of a phosphate buffer container and a dropper, the required operation steps are reduced, the detection efficiency is improved, the possibility of sample failure is reduced, the detection accuracy is improved, and the problems of complicated steps, low detection efficiency, easy sample failure and the like in the detection of organophosphorus and carbamate pesticide residues by the existing quick test card method are solved.
The technical scheme adopted by the invention is as follows: the invention provides an agricultural product medicine residue detector which comprises an integrated automatic extraction and drip mechanism, a quick test card thermal insulation reaction container, an electromagnetic sampling mechanism and a base frame structure, wherein the integrated automatic extraction and drip mechanism and the electromagnetic sampling mechanism are clamped on the base frame structure, the quick test card thermal insulation reaction container is slidingly arranged on the base frame structure, the electromagnetic sampling mechanism is positioned right above the integrated automatic extraction and drip mechanism, and the sliding track of the quick test card thermal insulation reaction container on the base frame structure is right below the integrated automatic extraction and drip mechanism; the integrated automatic extraction dropping mechanism comprises an extracting solution normally closed container, an electromagnetic opening and closing control mechanism and a double-layer fixing plate, wherein the base frame structure comprises a vertical symmetrical support and a horizontal base, the vertical symmetrical support is fixedly connected to the horizontal base, the double-layer fixing plate is clamped and arranged on the vertical symmetrical support, the extracting solution normally closed container is arranged on the double-layer fixing plate, the electromagnetic opening and closing control mechanism is fixedly connected to the lower surface of the double-layer fixing plate, the extracting solution normally closed container comprises a cylindrical container and an annular clamp, the cylindrical container is clamped and arranged on the double-layer fixing plate through the annular clamp, the bottom of the cylindrical container is provided with an extracting solution outlet, a closed bottom partition plate is arranged at the position, close to the extracting solution outlet, of the cylindrical container, a central through hole is formed in the closed bottom partition plate, a circular spring piece is arranged on one surface, close to the extracting solution outlet, of the closed bottom partition plate, a sealing ball is arranged on the circular spring piece, the diameter of the sealing ball is larger than the inner diameter of the extracting solution outlet, and the sealing ball is tightly abutted to the extracting solution outlet through the elastic force of the circular spring piece; the integrated automatic extraction and dripping mechanism is matched with the quick test card thermal insulation reaction container to finish the steps of soaking, sampling and developing required by pesticide residue detection, and the electromagnetic opening and closing control mechanism is used for controlling the opening and closing of the cylindrical container, so that the normally closed container of the extracting solution realizes the functions of the phosphate buffer container and the dropper, the required operation steps are reduced, the detection efficiency is improved, the possibility of sample failure is reduced, and the detection accuracy is improved; the number of the normally closed containers of the extracting solution and the electromagnetic opening and closing control mechanisms are increased, and the electromagnetic sampling mechanisms are matched, so that a plurality of samples can be sampled and extracted simultaneously, the samples can be detected through one-time operation, the sampler does not need to be repeatedly cleaned, and the detection efficiency is improved; sealing the extracting solution outlet by arranging a closed bottom partition plate, a circular ring spring piece and a sealing ball to realize sealing of a cylindrical container, adding a phosphoric acid buffer solution prepared according to the proportion of 500 milliliters of tertiary water, 15 grams of disodium hydrogen phosphate and 1.6 grams of anhydrous dipotassium hydrogen phosphate into the cylindrical container, and soaking and extracting a sample in the cylindrical container, wherein the diameter of the sealing ball is larger than the inner diameter of the extracting solution outlet so as to ensure the sealing effect; the central through hole is arranged to only allow liquid to pass through the central through hole and the extracting solution outlet, so that the sample is prevented from entering the space between the closed bottom partition plate and the extracting solution outlet to influence the normal operation of the circular spring piece and the sealing ball.
Further, the electromagnetic opening and closing control mechanism comprises a waterproof electromagnet, a bending connecting rod and a hammer, wherein the waterproof electromagnet is fixedly connected to the lower surface of the double-layer fixing plate, the bending connecting rod is arranged on the waterproof electromagnet, the hammer is arranged at one end, far away from the waterproof electromagnet, of the bending connecting rod, the hammer is positioned right below the extracting solution outlet, the waterproof electromagnet drives the hammer to move up and down through the bending connecting rod, and the hammer contacts with the sealing ball when moving upwards; when the waterproof electromagnet acts, the bending connecting rod is driven to move upwards, the hammer and the conical flow guide head on the bending connecting rod also synchronously move upwards, the hammer contacts the sealing ball after entering the inside of the cylindrical container through the extracting solution outlet, the sealing ball is pushed upwards to enable the compression of the circular ring spring piece to be shortened, at the moment, the sealing ball does not block the extracting solution outlet any more, and the phosphoric acid buffer solution in the cylindrical container can flow out through the central through hole and the extracting solution outlet, so that the technical effect of the dropper is achieved.
Further, a sliding sleeve is arranged on the bending connecting rod, the sliding sleeve is arranged on the outer side surface of the cylindrical container in a sliding mode, a conical flow guide head is arranged at the bottom end of the hammer, and flow guide holes in the vertical direction are formed in the circumferential array on the conical flow guide head; the device comprises a bending connecting rod, a driving rod, a conical flow guide head, a phosphoric acid buffer solution, a quick test card, a heat insulation reaction container and a quick test card, wherein the bending connecting rod is provided with the sliding sleeve, the sliding sleeve slides on the cylindrical container, the driving rod is limited, the driving rod can accurately enter an extracting solution outlet when moving up and down, the driving rod is provided with the conical flow guide head, phosphoric acid buffer solution flowing out of the cylindrical container can be guided, phosphoric acid buffer solution drops are ensured to fall on the quick test card heat insulation reaction container and the quick test card, a flow channel of the phosphoric acid buffer solution can be enlarged by the aid of the guide hole arranged on the conical flow guide head, and the flow guide effect is improved.
Further, the double-layer fixing plate is of a double-layer structure which corresponds up and down, the extracting solution normally-closed container is arranged on a first layer of the double-layer fixing plate through an annular clamp, sample placement extension grids are arranged on a second layer of the double-layer fixing plate, cutting holes are formed in the sample placement extension grids in a linear array, the number of the cutting holes is equal to that of the extracting solution normally-closed containers, the cutting holes are located right above the cylindrical container, top cutting holes are formed in the top end of the cylindrical container, the diameter of each top cutting hole is smaller than the inner diameter of the cylindrical container, and the top ends of the top cutting holes penetrate through circular ring spring pieces and are higher than the plane where the sample placement extension grids are located; when sampling is carried out, leaf vegetables to be detected are respectively placed on the sample placing extension grids, the cutting holes are completely covered to ensure the integrity of sampling, the top cutting holes are arranged to cut and sample the samples, the cut samples fall into the cylindrical container to be soaked and extracted, the diameter of the top cutting holes is smaller than the inner diameter of the cylindrical container to ensure that the size of the cut samples is not larger than the inner diameter of the cylindrical container, and the cylindrical container is prevented from being blocked.
Further, the quick test card thermal insulation reaction container is arranged on the horizontal base in a sliding manner.
Further, the electromagnetic sampling mechanism comprises a vertical lifting plate, a pressing head, a bidirectional holding electromagnet and a vertical connecting rod, wherein the bidirectional holding electromagnet is fixedly connected to the vertical symmetrical support, the vertical connecting rod is arranged on the bidirectional holding electromagnet, the vertical lifting plate is fixedly connected to the top end of the vertical connecting rod, the pressing head is arranged on the bottom surface of the vertical lifting plate in a linear array manner, the pressing head is positioned right above the top cutting opening, and the diameter of the pressing head is larger than the outer diameter of the top cutting opening; the bidirectional holding electromagnet drives the vertical lifting plate and the pressing head to move up and down through the vertical connecting rod; when sampling is carried out, the bidirectional holding electromagnet acts to drive the vertical connecting rod to move downwards, the vertical connecting rod drives the vertical lifting plate to move synchronously, meanwhile, the pressing head on the vertical lifting plate also moves downwards to be close to the leaf vegetables to be detected and the cutting holes, the pressing head presses the leaf vegetables to be detected on the top cutting opening to realize cutting when contacting the leaf vegetables to be detected, and samples cut by the edge of the top cutting opening fall into a cylindrical container and are soaked and extracted in phosphoric acid buffer solution; through increasing the quantity of the pressing heads, the two-way holding electromagnet acts once to realize the sampling of a plurality of samples, and the diameter of the pressing heads is larger than the outer diameter of the top cutting opening, so that the pressing heads can be ensured to completely cover the top cutting opening, and the effect of sample cutting is ensured.
Further, the rapid-measuring card thermal-insulation reaction container comprises a rapid-measuring card containing bottom plate, a rapid-measuring card containing cover plate and a temperature controller, wherein the rapid-measuring card containing cover plate is rotationally arranged on the rapid-measuring card containing bottom plate, the temperature controller is arranged on the side surface of the rapid-measuring card containing bottom plate, a sliding base is arranged on the bottom surface of the rapid-measuring card containing bottom plate, and the sliding base is in sliding connection with the horizontal base; the quick test card containing bottom plate and the quick test card containing cover plate are arranged for containing quick test cards, phosphoric acid buffer solution after the immersed sample is extracted in the cylindrical container is dripped onto the quick test cards on the quick test card containing bottom plate along the hammer and the conical flow guide head, the quick test cards are covered on the quick test card containing bottom plate through the quick test card containing cover plate and are subjected to heat preservation by the temperature controller, the quick test cards dripped with the phosphoric acid buffer solution are required to be subjected to heat preservation for three minutes at 37 ℃ under the general condition, and the sliding base is arranged to facilitate the movement of the quick test card containing bottom plate and the quick test card containing cover plate so as to facilitate the replacement of the quick test cards and comparison results.
Further, a linear array is arranged on the quick test card accommodating bottom plate, a positioning concave hole passes through the right lower part of the conical flow guide head along with the movement track of the quick test card accommodating bottom plate, and sealing rubber strips are arranged around the positioning concave hole; the quick test cards are sequentially placed at the positions of each positioning concave hole on the quick test card accommodating bottom plate, so that the phosphoric acid buffer solution dripped on the conical flow guide head can accurately fall on the quick test cards, and the accuracy and the efficiency of detection are improved; through set up joint strip around the location shrinkage pool, provide sealed effect between quick test card holds the bottom plate and quick test card holds the apron, prevent that the unexpected condition from leading to the phosphoric acid buffer solution to flow from quick test card holds the bottom plate.
Further, the linear array on the quick test card accommodating cover plate is provided with extrusion convex blocks, the maximum diameter of each extrusion convex block is not larger than the minimum inner diameter of the positioning concave holes, and when the quick test card accommodating cover plate rotates to be attached to the quick test card accommodating bottom plate, each extrusion convex block is positioned in each positioning concave hole; the quick test card is extruded by the cooperation of the extrusion convex blocks and the positioning concave holes, so that the quick test card is ensured to be fully contacted with the phosphate buffer solution, the color development effect of the quick test card is ensured, the comparison result is convenient, and the detection accuracy is improved.
Further, the base frame structure further comprises a horizontal driving air cylinder, a sliding track and an air cylinder connecting plate are arranged on the horizontal base, the horizontal driving air cylinder is fixedly connected to the air cylinder connecting plate, the sliding base is arranged on the sliding track in a sliding mode, and a piston rod of the horizontal driving air cylinder is connected to the quick test card accommodating bottom plate; the horizontal driving cylinder is used for controlling the position of the bottom plate for accommodating the quick test card, so that the response speed is high, the positioning is accurate, and the efficiency of detecting the drug residues is effectively improved.
The beneficial effects obtained by the invention by adopting the structure are as follows:
(1) The invention provides an agricultural product drug residue detector, which completes the steps of soaking, sampling and developing required by pesticide residue detection through the cooperation of an integrated automatic extraction and dropping mechanism and a quick test card thermal insulation reaction container, and controls the opening and closing of a cylindrical container by using an electromagnetic opening and closing control mechanism, so that the normally closed container of an extracting solution realizes the functions of a phosphate buffer container and a dropper, the required operation steps are reduced, the detection efficiency is improved, the possibility of sample failure is reduced, and the detection accuracy is improved;
(2) The invention provides an agricultural product drug residue detector, which can realize simultaneous sampling and extraction of a plurality of samples by increasing the number of normally closed containers of extracting solution and electromagnetic opening and closing control mechanisms and matching of electromagnetic sampling mechanisms, so that the plurality of samples can be detected through one-time operation without repeatedly cleaning the sampler, and the detection efficiency is improved;
(3) The invention provides an agricultural product drug residue detector, which is provided with a closed bottom partition plate, a circular ring spring piece and a sealing ball, wherein the sealing bottom partition plate, the circular ring spring piece and the sealing ball are arranged to seal an extracting solution outlet so as to seal a cylindrical container; the central through hole is arranged to only allow liquid to pass through the central through hole and the extracting solution outlet, so that the sample is prevented from entering the space between the closed bottom partition plate and the extracting solution outlet to influence the normal operation of the circular spring piece and the sealing ball;
(4) According to the agricultural product medicine residue detector, when the waterproof electromagnet acts, the bending connecting rod is driven to move upwards, the hammer and the conical flow guide head on the bending connecting rod synchronously move upwards, the hammer contacts the sealing ball after entering the inside of the cylindrical container through the extracting solution outlet, the sealing ball is pushed upwards to enable the circular ring spring piece to be compressed and shortened, at the moment, the sealing ball does not block the extracting solution outlet any more, the phosphoric acid buffer solution in the cylindrical container can flow out through the central through hole and the extracting solution outlet, so that the technical effect of the dropper is achieved, and the response speed is high, so that the volume of the phosphoric acid buffer solution flowing out of the cylindrical container can be accurately controlled, and the detection accuracy is improved;
(5) The invention provides an agricultural product medicine residue detector, wherein a sliding sleeve is arranged on a bent connecting rod and slides on a cylindrical container, a hammer is limited, so that the hammer can accurately enter an extracting solution outlet when moving up and down, a conical flow guide head is arranged on the hammer, so that phosphoric acid buffer solution flowing out of the cylindrical container can be guided, phosphoric acid buffer solution drops are ensured to fall on a quick test card thermal insulation reaction container and a quick test card, a flow channel of the phosphoric acid buffer solution can be enlarged by arranging a flow guide hole on the conical flow guide head, and the flow guide effect is improved;
(6) The invention provides an agricultural product drug residue detector, which is provided with a top cutting opening for cutting and sampling a sample, wherein the cut sample falls into a cylindrical container for soaking and extraction, so that the diameter of the top cutting opening is smaller than the inner diameter of the cylindrical container to ensure that the size of the cut sample is not larger than the inner diameter of the cylindrical container, and the cylindrical container is prevented from being blocked;
(7) The invention provides an agricultural product medicine residue detector, which can realize sampling of a plurality of samples by increasing the number of pressing heads and bidirectionally keeping an electromagnet to act once, so that the diameter of the pressing heads is larger than the outer diameter of a top cutting opening to ensure that the pressing heads can completely cover the top cutting opening, thereby ensuring the cutting effect of the samples;
(8) The invention provides an agricultural product drug residue detector, which is characterized in that sealing rubber strips are arranged around a positioning concave hole, so that a sealing effect is provided between a rapid test card accommodating bottom plate and a rapid test card accommodating cover plate, and phosphoric acid buffer solution is prevented from flowing out of the rapid test card accommodating bottom plate due to unexpected conditions;
(9) The invention provides an agricultural product drug residue detector, which is provided with an extrusion lug and a positioning concave hole to extrude a quick test card in a matched manner, so that the quick test card is ensured to be fully contacted with a phosphate buffer solution, the color development effect of the quick test card is ensured, the comparison of results is facilitated, and the detection accuracy is improved;
(10) The invention provides an agricultural product drug residue detector, which is characterized in that the position of a bottom plate for accommodating a quick test card is controlled by a horizontal driving cylinder, so that the response speed is high, the positioning is accurate, and the drug residue detection efficiency is effectively improved.
Drawings
Fig. 1 is a schematic perspective view of an agricultural product drug residue detector according to the present invention;
FIG. 2 is a left side view of a detector for residual agricultural product drugs according to the present invention;
FIG. 3 is a top view of a detector for residual agricultural product medication according to the present invention;
FIG. 4 is a cross-sectional view taken along the line A-A in FIG. 3;
FIG. 5 is an enlarged view of the portion I of FIG. 4;
fig. 6 is a schematic perspective view of a detector for detecting residual drug in agricultural products according to the present invention;
FIG. 7 is a front view of a detector for residual agricultural product medication according to the present invention;
fig. 8 is a schematic diagram showing a combination state of an extraction liquid normally-closed container and an electromagnetic opening and closing control mechanism of the agricultural product drug residue detector according to the present invention;
fig. 9 is a schematic diagram II of a combination state of an extraction liquid normally-closed container and an electromagnetic opening and closing control mechanism of the agricultural product drug residue detector;
fig. 10 is a perspective view of a quick test card thermal insulation reaction container of an agricultural product drug residue detector according to the present invention.
The integrated automatic extraction dropping mechanism comprises 100 parts, namely a 200 parts, a quick test card thermal insulation reaction container, 300 parts, an electromagnetic sampling mechanism, 400 parts, a base frame structure, 101 parts, an extraction liquid normally closed container, 102 parts, an electromagnetic opening and closing control mechanism, 103 parts, a double-layer fixing plate, 104 parts, a cylindrical container, 105 parts, an annular clamp, 106 parts, a top cutting opening, 107 parts, an extraction liquid outlet, 108 parts, a closed bottom partition plate, 109 parts, a central through hole, 110 parts, an annular spring piece, 111 parts, a sealing ball, 112 parts, a waterproof electromagnet, 113 parts, a bending connecting rod, 114 parts, a hammer, 115 parts, a conical flow guiding head, 116 parts, a sliding sleeve, 117 parts, a flow guiding hole, 118 parts, a sample placing extension grid, 119 parts, a cutting hole, 201 parts, a quick test card placing bottom plate, 202 parts, a quick test card placing cover plate, 203 parts, a temperature controller, 204 parts, a positioning concave hole, 205 parts, a sealing rubber strip, 206 parts, a sliding base, 207 parts, an extrusion convex block, 301 parts, a vertical lifting plate, 302 parts, a pressing head, a bidirectional holding electromagnet, 304 parts, a vertical and 401 parts, a vertical symmetrical support, 402 parts, a horizontal base, 403 parts, a horizontal base, a horizontal drive cylinder, a sliding rail, 405 parts, a connecting plate, a 405 part, a connecting rod and a connecting plate.
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention; all other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate orientation or positional relationships based on those shown in the drawings, merely to facilitate description of the invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
As shown in fig. 1 to 10, the invention provides a detector for detecting residual agricultural product medicines, which comprises an integrated automatic extraction and drip-placement mechanism 100, a quick test card thermal insulation reaction container 200, an electromagnetic sampling mechanism 300 and a base frame structure 400, wherein the integrated automatic extraction and drip-placement mechanism 100 and the electromagnetic sampling mechanism 300 are clamped on the base frame structure 400, the quick test card thermal insulation reaction container 200 is slidingly arranged on the base frame structure 400, the electromagnetic sampling mechanism 300 is positioned right above the integrated automatic extraction and drip-placement mechanism 100, and the sliding track of the quick test card thermal insulation reaction container 200 on the base frame structure 400 is right below the integrated automatic extraction and drip-placement mechanism 100; the integrated automatic extraction dropping mechanism 100 comprises an extraction liquid normally-closed container 101, an electromagnetic opening and closing control mechanism 102 and a double-layer fixing plate 103, a base frame structure 400 comprises a vertical symmetrical support 401 and a horizontal base 402, the vertical symmetrical support 401 is fixedly connected to the horizontal base 402, the double-layer fixing plate 103 is clamped and arranged on the vertical symmetrical support 401, the extraction liquid normally-closed container 101 is arranged on the double-layer fixing plate 103, the electromagnetic opening and closing control mechanism 102 is fixedly connected to the lower surface of the double-layer fixing plate 103, the extraction liquid normally-closed container 101 comprises a cylindrical container 104 and an annular clamp 105, the cylindrical container 104 is clamped and arranged on the double-layer fixing plate 103 through the annular clamp 105, an extraction liquid outlet 107 is arranged at the bottom of the cylindrical container 104, a closed bottom partition 108 is arranged at the position, close to the extraction liquid outlet 107, a central through hole 109 is formed in the closed bottom partition 108, a spring piece 110 is arranged on one surface, close to the extraction liquid outlet 107, of the closed bottom partition 108, a sealing ball 111 is arranged on the ring spring piece 110, the diameter of the sealing ball 111 is larger than the inner diameter of the extraction liquid outlet 107, and the sealing ball 111 is abutted against the extraction liquid outlet 107 by the elastic force of the ring spring piece 110; the integrated automatic extraction and dripping mechanism 100 and the quick test card thermal insulation reaction container 200 are matched to complete the steps of soaking, sampling and color development required by pesticide residue detection, and an electromagnetic opening and closing control mechanism 102 is used for controlling the opening and closing of a cylindrical container 104, so that the normally closed container 101 of the extracting solution realizes the functions of a phosphate buffer container and a dropper; the number of the extraction liquid normally-closed containers 101 and the electromagnetic opening and closing control mechanisms 102 is increased, and the electromagnetic sampling mechanism 300 is matched, so that a plurality of samples can be sampled and extracted simultaneously, and the plurality of samples can be detected through one-time operation; sealing the extracting solution outlet 107 by arranging a closed bottom partition plate 108, a circular ring spring piece 110 and a sealing ball 111 to seal the cylindrical container 104, adding a phosphoric acid buffer solution prepared according to the proportion of 500 milliliters of tertiary water, 15 grams of disodium hydrogen phosphate and 1.6 grams of anhydrous dipotassium hydrogen phosphate into the cylindrical container 104 to soak and extract a sample in the cylindrical container 104, and ensuring the sealing effect by making the diameter of the sealing ball 111 larger than the inner diameter of the extracting solution outlet 107; the provision of the central through hole 109 allows only liquid to pass through the central through hole 109 and the extraction liquid outlet 107, preventing the sample from entering between the closed bottom partition 108 and the extraction liquid outlet 107, affecting the normal operation of the annular spring piece 110 and the sealing ball 111.
The electromagnetic opening and closing control mechanism 102 comprises a waterproof electromagnet 112, a bending connecting rod 113 and a hammer 114, wherein the waterproof electromagnet 112 is fixedly connected to the lower surface of the double-layer fixing plate 103, the bending connecting rod 113 is arranged on the waterproof electromagnet 112, the hammer 114 is arranged at one end, far away from the waterproof electromagnet 112, of the bending connecting rod 113, the hammer 114 is positioned right below the extracting solution outlet 107, the waterproof electromagnet 112 drives the hammer 114 to move up and down through the bending connecting rod 113, and the hammer 114 contacts with the sealing ball 111 when moving upwards; when the waterproof electromagnet 112 acts, the bending connecting rod 113 is driven to move upwards, the hammer 114 and the conical flow guide head 115 on the bending connecting rod 113 synchronously move upwards, the hammer 114 contacts the sealing ball 111 after entering the interior of the cylindrical container 104 through the extracting solution outlet 107, the sealing ball 111 is pushed upwards to enable the ring spring piece 110 to be compressed and shortened, at the moment, the sealing ball 111 does not block the extracting solution outlet 107 any more, and phosphoric acid buffer solution in the cylindrical container 104 can flow out through the central through hole 109 and the extracting solution outlet 107, so that the technical effect of the dropper is achieved, and the volume of phosphoric acid buffer solution flowing out of the cylindrical container 104 can be accurately controlled due to the fact that the waterproof electromagnet 112 is used for controlling the opening and the closing of the cylindrical container 104.
The bending connecting rod 113 is provided with a sliding sleeve 116, the sliding sleeve 116 is arranged on the outer side surface of the cylindrical container 104 in a sliding manner, the bottom end of the hammer 114 is provided with a conical flow guide head 115, and a circumferential array of the conical flow guide head 115 is provided with a flow guide hole 117 in the vertical direction; the sliding sleeve 116 is arranged on the bending connecting rod 113, the sliding sleeve 116 slides on the cylindrical container 104, the hammer 114 is limited, the hammer 114 can accurately enter the extracting solution outlet 107 when moving up and down, the conical flow guide head 115 is arranged on the hammer 114, the phosphoric acid buffer solution flowing out of the cylindrical container 104 can be guided, the phosphoric acid buffer solution drops are ensured to fall on the quick test card thermal insulation reaction container 200 and the quick test card, the flow channel of the phosphoric acid buffer solution can be enlarged by arranging the flow guide hole 117 on the conical flow guide head 115, and the flow guide effect is improved.
The double-layer fixing plate 103 is of a double-layer structure which corresponds up and down, the extracting solution normally-closed container 101 is arranged on a first layer of the double-layer fixing plate 103 through the annular clamp 105, sample placement extension grids 118 are arranged on a second layer of the double-layer fixing plate 103, cutting holes 119 are arranged on the sample placement extension grids 118 in a linear array, the number of the cutting holes 119 is equal to that of the extracting solution normally-closed container 101, the cutting holes 119 are positioned right above the cylindrical container 104, a top cutting opening 106 is arranged at the top end of the cylindrical container 104, the diameter of the top cutting opening 106 is smaller than the inner diameter of the cylindrical container 104, and the top end of the top cutting opening 106 penetrates through the annular spring piece 110 and is higher than the plane where the sample placement extension grids 118 are positioned; when sampling is carried out, leaf vegetables to be detected are respectively placed on the sample placement extension grids 118, the cutting holes 119 are fully covered to ensure the integrity of sampling, the top cutting holes 106 are arranged to cut and sample the samples, the cut samples fall into the cylindrical container 104 to be soaked and extracted, the diameter of the top cutting holes 106 is smaller than the inner diameter of the cylindrical container 104 to ensure that the size of the cut samples is not larger than the inner diameter of the cylindrical container 104, and the blockage of the cylindrical container 104 is prevented.
The rapid test card thermal insulation reaction container 200 is slidably disposed on the horizontal base 402.
The electromagnetic sampling mechanism 300 comprises a vertical lifting plate 301, a pressing head 302, a bidirectional holding electromagnet 303 and a vertical connecting rod 304, wherein the bidirectional holding electromagnet 303 is fixedly connected to a vertical symmetrical support 401, the vertical connecting rod 304 is arranged on the bidirectional holding electromagnet 303, the vertical lifting plate 301 is fixedly connected to the top end of the vertical connecting rod 304, the pressing head 302 is arranged on the bottom surface of the vertical lifting plate 301 in a linear array manner, the pressing head 302 is positioned right above the top cutting opening 106, and the diameter of the pressing head 302 is larger than the outer diameter of the top cutting opening 106; the bidirectional holding electromagnet 303 drives the vertical lifting plate 301 and the pressing head 302 to move up and down through the vertical connecting rod 304; when sampling is carried out, the bidirectional holding electromagnet 303 acts to drive the vertical connecting rod 304 to move downwards, the vertical connecting rod 304 drives the vertical lifting plate 301 to move synchronously, meanwhile, the pressing head 302 on the vertical lifting plate 301 also moves downwards to be close to the leaf vegetables to be detected and the cutting hole 119, the pressing head 302 presses the leaf vegetables to be detected on the top cutting opening 106 to realize cutting when contacting the leaf vegetables to be detected, and samples cut by the edge of the top cutting opening 106 fall into the cylindrical container 104 and are soaked and extracted in the phosphate buffer solution; by increasing the number of the pressing heads 302, sampling of a plurality of samples can be achieved by the operation of the bidirectional holding electromagnet 303 at one time.
The rapid-test card thermal-insulation reaction container 200 comprises a rapid-test card containing bottom plate 201, a rapid-test card containing cover plate 202 and a temperature controller 203, wherein the rapid-test card containing cover plate 202 is rotatably arranged on the rapid-test card containing bottom plate 201, the temperature controller 203 is arranged on the side surface of the rapid-test card containing bottom plate 201, a sliding base 206 is arranged on the bottom surface of the rapid-test card containing bottom plate 201, and the sliding base 206 is in sliding connection with the horizontal base 402; the rapid test card accommodating bottom plate 201 and the rapid test card accommodating cover plate 202 are arranged for accommodating rapid test cards, phosphoric acid buffer solution after the immersed sample is extracted in the cylindrical container 104 is dripped onto the rapid test cards on the rapid test card accommodating bottom plate 201 along the hammer 114 and the conical flow guide head 115, and the rapid test cards are covered on the rapid test card accommodating bottom plate 201 and the temperature controller 203 through the rapid test card accommodating cover plate 202 for heat preservation, so that the rapid test cards dripped with the phosphoric acid buffer solution are required to be subjected to heat preservation for three minutes and 37 ℃.
The linear array of the quick test card accommodating bottom plate 201 is provided with a positioning concave hole 204, the positioning concave hole 204 passes under the conical flow guide head 115 along with the movement track of the quick test card accommodating bottom plate 201, and sealing rubber strips 205 are arranged around the positioning concave hole 204; the quick test cards are sequentially placed at the position of each positioning concave hole 204 on the quick test card accommodating bottom plate 201, so that the phosphoric acid buffer solution dripped on the conical flow guide head 115 can accurately fall on the quick test cards, and the detection accuracy and efficiency are improved; by providing the sealing rubber strip 205 around the positioning concave hole 204, a sealing effect is provided between the quick test card accommodating bottom plate 201 and the quick test card accommodating cover plate 202, and the phosphoric acid buffer solution is prevented from flowing out of the quick test card accommodating bottom plate 201 due to unexpected situations.
The linear array of the quick test card accommodating cover plate 202 is provided with extrusion convex blocks 207, the maximum diameter of the extrusion convex blocks 207 is not larger than the minimum inner diameter of the positioning concave holes 204, and when the quick test card accommodating cover plate 202 rotates to be attached to the quick test card accommodating bottom plate 201, the extrusion convex blocks 207 are positioned in the positioning concave holes 204; the extrusion convex blocks 207 and the positioning concave holes 204 are arranged to be matched to extrude the quick test card, so that the quick test card is ensured to be fully contacted with the phosphoric acid buffer solution, and the color development effect of the quick test card is ensured.
The base frame structure 400 further comprises a horizontal driving air cylinder 403, a sliding track 404 and an air cylinder connecting plate 405 are arranged on the horizontal base 402, the horizontal driving air cylinder 403 is fixedly connected to the air cylinder connecting plate 405, the sliding base 206 is arranged on the sliding track 404 in a sliding manner, and a piston rod of the horizontal driving air cylinder 403 is connected to the quick test card accommodating bottom plate 201; the position of the card accommodating bottom plate 201 is controlled by the horizontal driving cylinder 403.
In specific use, the leafy vegetables to be detected are first placed on the sample placement extension 118, respectively, and the cut holes 119 are ensured to be completely covered, and then phosphate buffer solution is prepared: a proper amount of phosphate buffer solution is prepared according to the proportion of 500 milliliters of tertiary water, 15 grams of disodium hydrogen phosphate and 1.6 grams of anhydrous dipotassium hydrogen phosphate, and the phosphate buffer solution is added into a cylindrical container 104, at the moment, a sealing ball 111 is pressed on an extracting solution outlet 107 by a round-ring spring piece 110, and the cylindrical container 104 is in a bottom sealing state, so that the phosphate buffer solution cannot flow out of the cylindrical container 104;
then placing the quick test cards in the positions of each positioning concave hole 204 on the quick test card accommodating bottom plate 201 in sequence, and controlling the piston rod of the horizontal driving cylinder 403 to extend to push the quick test card accommodating bottom plate 201 to move to the position below the extracting solution normally-closed container 101, so that each positioning concave hole 204 is positioned right below the corresponding extracting solution outlet 107;
then the bidirectional holding electromagnet 303 is controlled to act to drive the vertical connecting rod 304 to move downwards, the vertical connecting rod 304 drives the vertical lifting plate 301 to move synchronously, meanwhile, the pressing head 302 on the vertical lifting plate 301 also moves downwards to be close to the leaf vegetables to be detected and the cutting hole 119, when the pressing head 302 contacts the leaf vegetables to be detected, the pressing head 302 presses the leaf vegetables to be detected on the top cutting opening 106 to realize cutting, samples cut by the edge of the top cutting opening 106 fall into the cylindrical container 104, and soaking and extracting are carried out in phosphoric acid buffer solution;
then the waterproof electromagnet 112 is controlled to act to drive the bending connecting rod 113 to move upwards, the hammer 114 and the conical flow guiding head 115 on the bending connecting rod 113 also synchronously move upwards, the hammer 114 contacts the sealing ball 111 after entering the interior of the cylindrical container 104 through the extracting solution outlet 107, and pushes the sealing ball 111 upwards to enable the ring spring piece 110 to be compressed and shortened, at the moment, the sealing ball 111 does not block the extracting solution outlet 107 any more, so that phosphoric acid buffer solution in the cylindrical container 104 flows onto the conical flow guiding head 115 through the central through hole 109 and the extracting solution outlet 107, then flows down along the outer surface of the conical flow guiding head 115 and the flow guiding hole 117, and drops on a quick test card on the positioning concave hole 204;
then, the piston rod of the horizontal driving cylinder 403 is controlled to retract to drive the quick test card accommodating bottom plate 201 to return to the initial position, the quick test card accommodating cover plate 202 is closed, the quick test card on the positioning concave hole 204 is extruded by the extrusion convex block 207 so as to make the quick test card fully contact with the phosphoric acid buffer solution, the temperature between the quick test card accommodating bottom plate 201 and the quick test card accommodating cover plate 202 is controlled to be stabilized at 37 ℃ for three minutes through the temperature controller 203, and the normally closed extracting solution container 101, the electromagnetic opening and closing control mechanism 102 and the vertical lifting plate 301 can be taken off from the vertical symmetrical bracket 401 for cleaning so as to carry out sampling extraction next time;
and after the rapid test card is kept warm for ten minutes, the rapid test card containing cover plate 202 can be opened, and whether the sample contains organophosphorus and carbamate pesticides is judged according to the color change condition of the rapid test card.
The whole working flow of the invention is just the above, and the step is repeated when the invention is used next time.
It is noted that relational terms such as first and second, and the like are 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. Moreover, 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.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
The invention and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the invention as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present invention.
Claims (10)
1. An agricultural product medicine residue detector, its characterized in that: the automatic extraction and dripping device comprises an integrated automatic extraction and dripping mechanism (100), a quick test card thermal insulation reaction container (200), an electromagnetic sampling mechanism (300) and a base frame structure (400), wherein the integrated automatic extraction and dripping mechanism (100) and the electromagnetic sampling mechanism (300) are clamped on the base frame structure (400), the quick test card thermal insulation reaction container (200) is slidably arranged on the base frame structure (400), the electromagnetic sampling mechanism (300) is positioned right above the integrated automatic extraction and dripping mechanism (100), and the sliding track of the quick test card thermal insulation reaction container (200) on the base frame structure (400) is right below the integrated automatic extraction and dripping mechanism (100);
the integrated automatic extraction dropping mechanism (100) comprises an extraction liquid normally-closed container (101), an electromagnetic opening and closing control mechanism (102) and a double-layer fixing plate (103), a base frame structure (400) comprises a vertical symmetrical support (401) and a horizontal base (402), the vertical symmetrical support (401) is fixedly connected to the horizontal base (402), the double-layer fixing plate (103) is clamped on the vertical symmetrical support (401), the extraction liquid normally-closed container (101) is arranged on the double-layer fixing plate (103), the electromagnetic opening and closing control mechanism (102) is fixedly connected to the lower surface of the double-layer fixing plate (103), the extraction liquid normally-closed container (101) comprises a cylindrical container (104) and an annular clamp (105), the bottom of the cylindrical container (104) is provided with an extraction liquid outlet (107), the position, close to the extraction liquid outlet (107), of the cylindrical container (104) is internally provided with a closed bottom partition (108), the closed bottom partition (108) is provided with a center through hole (101), the closed bottom partition (109) is provided with a round spring piece (110) close to the extraction liquid outlet (110), the diameter of the sealing ball (111) is larger than the inner diameter of the extracting solution outlet (107), and the elastic force of the circular spring piece (110) enables the sealing ball (111) to be abutted against the extracting solution outlet (107).
2. The agricultural product drug residue detector of claim 1, wherein: the electromagnetic opening and closing control mechanism (102) comprises a waterproof electromagnet (112), a bending connecting rod (113) and a hammer (114), wherein the waterproof electromagnet (112) is fixedly connected to the lower surface of the double-layer fixing plate (103), the bending connecting rod (113) is arranged on the waterproof electromagnet (112), the hammer (114) is arranged at one end, far away from the waterproof electromagnet (112), of the bending connecting rod (113), the hammer (114) is located under the extracting solution outlet (107), the waterproof electromagnet (112) drives the hammer (114) to move up and down through the bending connecting rod (113), and the hammer (114) is contacted with the sealing ball (111) when moving upwards.
3. The agricultural product drug residue detector of claim 2, wherein: the bending connecting rod (113) is provided with a sliding sleeve (116), the sliding sleeve (116) is arranged on the outer side surface of the cylindrical container (104) in a sliding mode, the bottom end of the hammer (114) is provided with a conical flow guide head (115), and a circumferential array on the conical flow guide head (115) is provided with flow guide holes (117) in the vertical direction.
4. A pesticide residue detector for agricultural products as set forth in claim 3, wherein: the double-deck fixed plate (103) is the bilayer structure that corresponds from top to bottom, extract normally closed container (101) is located on the first layer of double-deck fixed plate (103) through annular clamp (105), be equipped with sample on the second layer of double-deck fixed plate (103) and place extension check (118), the linear array is equipped with cutting hole (119) on sample placement extension check (118), the quantity of cutting hole (119) equals with the quantity of extract normally closed container (101), cutting hole (119) are located directly over cylindric container (104), the top of cylindric container (104) is equipped with top cutting mouth (106), the diameter of top cutting mouth (106) is less than the internal diameter of cylindric container (104), the top of top cutting mouth (106) passes ring spring piece (110) and is higher than the plane that sample placement extension check (118) are located.
5. The agricultural product drug residue detector of claim 4, wherein: the rapid test card thermal insulation reaction container (200) is arranged on the horizontal base (402) in a sliding manner.
6. The agricultural product drug residue detector of claim 5, wherein: the electromagnetic sampling mechanism (300) comprises a vertical lifting plate (301), a pressing head (302), a bidirectional holding electromagnet (303) and a vertical connecting rod (304), wherein the bidirectional holding electromagnet (303) is fixedly connected to a vertical symmetrical support (401), the vertical connecting rod (304) is arranged on the bidirectional holding electromagnet (303), the vertical lifting plate (301) is fixedly connected to the top end of the vertical connecting rod (304), the pressing head (302) is arranged on the bottom surface of the vertical lifting plate (301) in a linear array manner, the pressing head (302) is positioned right above the top cutting opening (106), and the diameter of the pressing head (302) is larger than the outer diameter of the top cutting opening (106); the bidirectional holding electromagnet (303) drives the vertical lifting plate (301) and the pressing head (302) to move up and down through the vertical connecting rod (304).
7. The agricultural product drug residue detector of claim 6, wherein: the quick-measuring card thermal-insulation reaction container (200) comprises a quick-measuring card containing bottom plate (201), a quick-measuring card containing cover plate (202) and a temperature controller (203), wherein the quick-measuring card containing cover plate (202) is rotationally arranged on the quick-measuring card containing bottom plate (201), the temperature controller (203) is arranged on the side face of the quick-measuring card containing bottom plate (201), a sliding base (206) is arranged on the bottom face of the quick-measuring card containing bottom plate (201), and the sliding base (206) is in sliding connection with a horizontal base (402).
8. The agricultural product drug residue detector of claim 7, wherein: the quick test card containing bottom plate (201) is provided with positioning concave holes (204) in a linear array, the positioning concave holes (204) pass through the position right below the conical flow guide head (115) along with the movement track of the quick test card containing bottom plate (201), and sealing rubber strips (205) are arranged around the positioning concave holes (204).
9. The agricultural product drug residue detector of claim 8, wherein: the quick test card accommodating cover plate (202) is provided with extrusion convex blocks (207) in a linear array, the maximum diameter of each extrusion convex block (207) is not larger than the minimum inner diameter of each positioning concave hole (204), and when the quick test card accommodating cover plate (202) rotates to be attached to the quick test card accommodating bottom plate (201), each extrusion convex block (207) is located inside each positioning concave hole (204).
10. The agricultural product drug residue detector of claim 9, wherein: the base frame structure (400) further comprises a horizontal driving air cylinder (403), a sliding track (404) and an air cylinder connecting plate (405) are arranged on the horizontal base (402), the horizontal driving air cylinder (403) is fixedly connected to the air cylinder connecting plate (405), the sliding base (206) is slidably arranged on the sliding track (404), and a piston rod of the horizontal driving air cylinder (403) is connected to the rapid test card accommodating bottom plate (201).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310806475.9A CN116539605A (en) | 2023-07-04 | 2023-07-04 | Agricultural product medicine residue detector |
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| CN202310806475.9A CN116539605A (en) | 2023-07-04 | 2023-07-04 | Agricultural product medicine residue detector |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117030335A (en) * | 2023-10-07 | 2023-11-10 | 山东凯欣绿色食品股份有限公司 | Fruit and vegetable pesticide residue detection batch sampling device |
| CN117250030A (en) * | 2023-11-14 | 2023-12-19 | 盱眙县综合检验检测中心 | Food pesticide residue detection method and detection device thereof |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205192821U (en) * | 2015-12-11 | 2016-04-27 | 宿迁市宿城区农产品质量安全检验检测站 | Pesticide residue detection device |
| CN206740744U (en) * | 2017-05-04 | 2017-12-12 | 河南科技学院 | A kind of portable Rapid pesticide residue detection device |
| CN108956191A (en) * | 2018-06-28 | 2018-12-07 | 山东省农业科学院农业质量标准与检测技术研究所 | A kind of the operatic circle sampler |
| CN210243506U (en) * | 2019-05-16 | 2020-04-03 | 江西博邦生物药业有限公司 | Pesticide quantitative detection device |
| CN111650193A (en) * | 2020-06-18 | 2020-09-11 | 深圳市中鼎检测技术有限公司 | Food pesticide residue rapid detection device and detection method |
| CN211825704U (en) * | 2020-01-17 | 2020-10-30 | 北京捷安特技术服务有限公司 | A device for detecting vegetables fruit |
| CN212301338U (en) * | 2020-05-15 | 2021-01-05 | 江苏食品药品职业技术学院 | Fruit vegetables pesticide residue quick detection device based on nanogold |
| CN112268900A (en) * | 2020-10-22 | 2021-01-26 | 余汶龙 | Pesticide residue detection method for food safety detection |
| CN214667939U (en) * | 2021-04-06 | 2021-11-09 | 河北天友环保工程有限公司 | Quick sampling device of oxidation tower |
| CN217277242U (en) * | 2022-03-16 | 2022-08-23 | 中国烟草总公司山东省公司 | Pretreatment equipment for pesticide residue detection |
| CN217895128U (en) * | 2022-09-01 | 2022-11-25 | 马吉敏 | Filling equipment with built-in bidirectional clamping structure |
| CN115416888A (en) * | 2022-09-28 | 2022-12-02 | 山东省中源联科生物工程集团有限公司 | Quick filling system of collagen gel |
| CN218003056U (en) * | 2022-08-24 | 2022-12-09 | 沈阳海关技术中心 | Ecological fabrics pesticide residue detection device |
-
2023
- 2023-07-04 CN CN202310806475.9A patent/CN116539605A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205192821U (en) * | 2015-12-11 | 2016-04-27 | 宿迁市宿城区农产品质量安全检验检测站 | Pesticide residue detection device |
| CN206740744U (en) * | 2017-05-04 | 2017-12-12 | 河南科技学院 | A kind of portable Rapid pesticide residue detection device |
| CN108956191A (en) * | 2018-06-28 | 2018-12-07 | 山东省农业科学院农业质量标准与检测技术研究所 | A kind of the operatic circle sampler |
| CN210243506U (en) * | 2019-05-16 | 2020-04-03 | 江西博邦生物药业有限公司 | Pesticide quantitative detection device |
| CN211825704U (en) * | 2020-01-17 | 2020-10-30 | 北京捷安特技术服务有限公司 | A device for detecting vegetables fruit |
| CN212301338U (en) * | 2020-05-15 | 2021-01-05 | 江苏食品药品职业技术学院 | Fruit vegetables pesticide residue quick detection device based on nanogold |
| CN111650193A (en) * | 2020-06-18 | 2020-09-11 | 深圳市中鼎检测技术有限公司 | Food pesticide residue rapid detection device and detection method |
| CN112268900A (en) * | 2020-10-22 | 2021-01-26 | 余汶龙 | Pesticide residue detection method for food safety detection |
| CN214667939U (en) * | 2021-04-06 | 2021-11-09 | 河北天友环保工程有限公司 | Quick sampling device of oxidation tower |
| CN217277242U (en) * | 2022-03-16 | 2022-08-23 | 中国烟草总公司山东省公司 | Pretreatment equipment for pesticide residue detection |
| CN218003056U (en) * | 2022-08-24 | 2022-12-09 | 沈阳海关技术中心 | Ecological fabrics pesticide residue detection device |
| CN217895128U (en) * | 2022-09-01 | 2022-11-25 | 马吉敏 | Filling equipment with built-in bidirectional clamping structure |
| CN115416888A (en) * | 2022-09-28 | 2022-12-02 | 山东省中源联科生物工程集团有限公司 | Quick filling system of collagen gel |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117030335A (en) * | 2023-10-07 | 2023-11-10 | 山东凯欣绿色食品股份有限公司 | Fruit and vegetable pesticide residue detection batch sampling device |
| CN117030335B (en) * | 2023-10-07 | 2023-12-19 | 山东凯欣绿色食品股份有限公司 | Fruit and vegetable pesticide residue detection batch sampling device |
| CN117250030A (en) * | 2023-11-14 | 2023-12-19 | 盱眙县综合检验检测中心 | Food pesticide residue detection method and detection device thereof |
| CN117250030B (en) * | 2023-11-14 | 2024-01-26 | 盱眙县综合检验检测中心 | Food pesticide residue detection method and detection device thereof |
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