CN113813643B - Method and extraction device for extracting picoxystrobin from cereal grains - Google Patents
Method and extraction device for extracting picoxystrobin from cereal grains Download PDFInfo
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- CN113813643B CN113813643B CN202111199334.2A CN202111199334A CN113813643B CN 113813643 B CN113813643 B CN 113813643B CN 202111199334 A CN202111199334 A CN 202111199334A CN 113813643 B CN113813643 B CN 113813643B
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- 238000000605 extraction Methods 0.000 title claims abstract description 81
- 239000005818 Picoxystrobin Substances 0.000 title claims abstract description 24
- IBSNKSODLGJUMQ-SDNWHVSQSA-N picoxystrobin Chemical compound CO\C=C(\C(=O)OC)C1=CC=CC=C1COC1=CC=CC(C(F)(F)F)=N1 IBSNKSODLGJUMQ-SDNWHVSQSA-N 0.000 title claims abstract description 24
- 239000004464 cereal grain Substances 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title claims abstract description 7
- 239000007788 liquid Substances 0.000 claims abstract description 97
- 230000006835 compression Effects 0.000 claims abstract description 38
- 238000007906 compression Methods 0.000 claims abstract description 38
- 210000000056 organ Anatomy 0.000 claims abstract description 8
- 238000005192 partition Methods 0.000 claims description 8
- 230000007704 transition Effects 0.000 claims description 3
- 238000002156 mixing Methods 0.000 abstract description 8
- 238000001514 detection method Methods 0.000 abstract description 4
- 235000013339 cereals Nutrition 0.000 abstract description 2
- 239000003814 drug Substances 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 2
- 241000209140 Triticum Species 0.000 description 2
- 235000021307 Triticum Nutrition 0.000 description 2
- 230000000844 anti-bacterial effect Effects 0.000 description 2
- 239000003899 bactericide agent Substances 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 241000221785 Erysiphales Species 0.000 description 1
- 229930182692 Strobilurin Natural products 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000855 fungicidal effect Effects 0.000 description 1
- 239000000417 fungicide Substances 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 231100000053 low toxicity Toxicity 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000009885 systemic effect Effects 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/02—Solvent extraction of solids
-
- 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
- G01N1/34—Purifying; Cleaning
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- 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
- G01N1/40—Concentrating samples
- G01N1/4044—Concentrating samples by chemical techniques; Digestion; Chemical decomposition
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Extraction Or Liquid Replacement (AREA)
Abstract
The invention discloses an extraction device for extracting picoxystrobin from cereals, which comprises an extraction tank, wherein the upper end of the extraction tank is provided with a driving part, one side of the driving part is provided with a motor, the motor is provided with a motor shaft, a first driving block and a second driving block which are symmetrically arranged are arranged in the extraction tank, a rotating shaft is arranged in the extraction tank, and a rotating part is arranged on the rotating shaft. The outside of the extraction tank is provided with a fixed seat, and the middle of the fixed seat is provided with a rotating disc. Also includes a method for extracting picoxystrobin from cereal grains. The extraction device is simple in structure, and can compress liquid through the first driving block and the second driving block, so that the liquid is sprayed to two sides from the middle. And the organ cylinder adopted can assist in compressing liquid, and mixing efficiency is improved. Meanwhile, the rotary disc and the piston column can extrude liquid in a high-pressure state, and the pushing plate applies pressure to the compression piece, so that the liquid generates high pressure, the flow speed is accelerated, the mixing efficiency is improved, the extraction time is shortened, and the detection efficiency is accelerated.
Description
Technical Field
The invention relates to the technical field of extraction, in particular to a method and an extraction device for extracting picoxystrobin from cereal grains.
Background
Picoxystrobin is an organic compound with a chemical formula of C 18 H 16 F 3 NO 4 And has low toxicity.
The picoxystrobin can be used as a systemic bactericide, has a broad spectrum of prevention and treatment objects, is mainly used for preventing and treating leaf surface diseases of wheat, such as leaf blight, leaf rust, glume blight, brown spot, powdery mildew and the like, and has a stronger treatment effect on wheat leaf blight, net blotch and leaf blotch compared with other strobilurin bactericides.
Picoxystrobin is when being regarded as the treatment fungicide of plant disease, if spray and can lead to remaining the medicament in the plant more, can lead to poisoning after using, need to detect picoxystrobin content in the cereal, all need to add the extraction liquid medicine and mix in the product that needs to detect in the present detection method, make the liquid medicine that adds react with the material in the product that needs to detect, then stand again, make the liquid layering after the extraction, take the liquid in the upper strata or lower floor again and carry out the analysis. The existing extraction device usually adopts a centrifugal mode to extract, and can only stir through stirring blades, so that the efficiency is low, the extraction time is long, and the detection work is reduced.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a method and an extraction device for extracting picoxystrobin from cereal grains.
The technical scheme of the invention is realized as follows:
an extraction device for extracting picoxystrobin from cereal grains comprises an extraction tank, and is characterized in that the upper end of the extraction tank is provided with a driving part, one side of the driving part is provided with a motor, the motor is provided with a motor shaft, the motor shaft is arranged in the driving part, the extraction tank is internally provided with a first driving block and a second driving block which are symmetrically arranged, the motor shaft is provided with a first driving disc and a second driving disc, the first driving disc is provided with a first driving rod, the second driving disc is provided with a second driving rod, one end of the first driving rod is hinged with the first driving disc, the other end of the first driving rod is hinged with the first driving block, one end of the second driving rod is hinged with the second driving disc, the other end of the second driving rod is hinged with the second driving block, the first driving block and the second driving block are provided with an arc surface, and the arc surface is in inscribed contact with the inner wall of the extraction tank, the liquid inlet pipe is arranged on two side faces outside the extraction tank, the liquid inlet pipe extends into the extraction tank, a rotating shaft is arranged inside the extraction tank, the first driving block is installed on the rotating shaft through a bearing, the second driving block is installed on the rotating shaft through a pin shaft, and a liquid discharge pipe is arranged at the lower end of the extraction tank;
the rotation axis is last to have and to rotate the piece, the promotion portion that the symmetry set up has on rotating the piece, the centre of promotion portion has the mounting groove, slurcam and spring have in the mounting groove, the inner wall contact of spring one end and mounting groove, the other end and slurcam contact, a ring channel has in the promotion portion, spacing post has in the ring channel, spacing post is installed on the slurcam.
In the invention, the arc surface is provided with an arc groove, the arc groove penetrates through the whole arc surface, and the liquid inlet pipe is communicated with the arc groove.
In the present invention, the lower ends of the first and second driving blocks have an inclined surface.
In the invention, the lower ends of the first driving block and the second driving block are provided with the organ cylinders, and one side of each organ cylinder, which faces to the inner wall of the extraction tank, is provided with a plurality of liquid discharge holes.
In the invention, one end of the pushing plate is provided with a circular arc chamfer.
In the invention, the extraction tank is internally provided with a compression piece, the compression piece is arranged at the lower end of the rotating piece, a plurality of partition plates are arranged in the compression piece, a compression chamber is formed between the partition plates, one end of the compression piece facing to the liquid discharge pipe is provided with a plurality of through holes, and the through holes are communicated with the compression chamber.
In the invention, the two ends of the compression piece are in linear and middle transition.
In the invention, air chambers are arranged at two ends of the compression piece, and the interiors of the air chambers are hollowed out.
In the invention, a fixed seat is arranged outside the extraction tank, a rotating disc is arranged in the middle of the fixed seat, a piston hole is arranged inside the rotating disc, a piston column is arranged in the piston hole, a hinge block is arranged on the motor shaft, the upper end of the piston column is hinged with the hinge block, a liquid suction hole and a liquid pressing hole are arranged on the fixed seat, the lower end of the liquid suction hole is communicated with the inside of the extraction tank through a first liquid pipe, the lower end of the liquid pressing hole is communicated with the inside of the extraction tank through a second liquid pipe, the first liquid pipe is positioned at one end of the first driving block, and the second liquid pipe is positioned at one end of the second driving block.
A method for extracting picoxystrobin from cereal grains adopts the extraction device.
The extraction device has the following beneficial effects: the extraction device is compact in structure and ingenious in design, and can compress liquid through the first driving block and the second driving block, so that the liquid is sprayed to two sides from the middle. And the adopted organ cylinder can assist in compressing liquid, and mixing efficiency is improved. Meanwhile, the rotary disc and the piston column can extrude liquid in a high-pressure state, and the pushing plate applies pressure to the compression piece, so that the liquid generates high pressure, the flow speed is accelerated, the mixing efficiency is improved, the extraction time is shortened, and the detection efficiency is accelerated.
Drawings
FIG. 1 is a schematic structural diagram of an extraction device for extracting picoxystrobin from cereal grains in the invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;
FIG. 4 is a schematic view of the internal structure of FIG. 1;
FIG. 5 is a schematic structural view of the motor and the second driving block of FIG. 4;
FIG. 6 is another schematic view of the structure of FIG. 5;
FIG. 7 is a cross-sectional view of the stationary and rotating disks of FIG. 4;
FIG. 8 is a schematic view of the rotary member, push plate and compression member of FIG. 4;
fig. 9 is a cross-sectional view of fig. 8.
In the figure: the extraction tank comprises an extraction tank 1, a driving part 2, a motor 3, a motor shaft 4, a first driving block 5, a second driving block 6, a first driving disc 7, a second driving disc 8, a first driving rod 9, a second driving rod 10, an arc surface 11, an arc groove 12, a liquid inlet pipe 13, a piano cylinder 14, a liquid discharge hole 15, a rotating shaft 16, a liquid discharge pipe 17, a rotating part 18, a pushing part 19, a mounting groove 20, a pushing plate 21, a spring 22, an annular groove 23, a limiting column 24, an arc chamfer 25, a compression piece 26, a partition plate 27, a compression chamber 28, a through hole 29, an air chamber 30, a fixed seat 31, a rotating disc 32, a piston hole 33, a piston column 34, a hinge block 35, a liquid suction hole 36, a liquid pressing hole 37, a first liquid pipe 38, a second liquid pipe 39 and an inclined surface 40.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in fig. 1 to 9, the extraction device for extracting picoxystrobin from cereal grains comprises an extraction tank 1, wherein the upper end of the extraction tank 1 is provided with a driving part 2, one side of the driving part 2 is provided with a motor 3, the motor 3 is provided with a motor shaft 4, and the motor shaft 4 is arranged inside the driving part 2. The inside of extraction jar 1 has first drive block 5 and the second drive block 6 of symmetry setting, first driving-disc 7 and second driving-disc 8 have on motor shaft 4, first actuating lever 9 has on the first driving-disc 7, second actuating lever 10 has on the second driving-disc 8, the one end and the first driving-disc 7 of first actuating lever 9 are articulated to be connected, the other end is articulated with first drive block 5 to be connected, the one end and the articulated connection of second driving-disc 8 of second actuating lever 10, the other end is articulated with second drive block 6 to be connected. The inside of the driving part 2 is used for placing the motor shaft 4, the first driving disk 7 and the second driving disk 8, and the first driving rod 9 is hinged at the edge of the first driving disk 7, and the second driving rod 10 is hinged at the edge of the second driving disk 8, but not at the center, so when the motor shaft 4 rotates, the first driving rod 9 and the second driving rod 10 can be pushed, so that the first driving rod 9 and the second driving rod 10 do reciprocating motion. The first driving rod 9 and the second driving rod 10 are disposed on the motor shaft 4 in a crossed manner, so that the rotation directions of the first driving rod 9 and the second driving rod 10 are opposite, and therefore, the first driving block 5 and the second driving block 6 are pushed, so that the first driving block 5 and the second driving block 6 can both move simultaneously.
The first driving block 5 and the second driving block 6 are provided with an arc surface 11, the arc surface 11 is in inscribed contact with the inner wall of the extraction tank 1, so that the first driving block 5 and the second driving block 6 can move along the inner wall of the extraction tank 1 after being pushed, and after the first driving block 5 and the second driving block 6 are pushed, the first driving block 5 and the second driving block 6 are converged at the lower ends to compress the liquid in the middle and enable the liquid to flow around.
An arc groove 12 is arranged on the arc surface 11, the arc groove 12 penetrates through the whole arc surface 11, and the liquid inlet pipe 13 is communicated with the arc groove 12. So that the liquid entering from the liquid inlet pipe 13 can enter along the arc chute 12.
And has an inclined surface 40 at the lower ends of the first and second driving blocks 5 and 6. The inclined surface 40 is used for guiding the liquid, so that the liquid at the inclined surface 40 is mixed with the liquid at the extraction tank 1.
The lower ends of the first driving block 5 and the second driving block 6 are provided with a wind organ cylinder 14, and one side of the wind organ cylinder 14 facing the inner wall of the extraction tank 1 is provided with a plurality of liquid discharge holes 15. The liquid entering the bellows cartridge 14 is compressed and then discharged from the inclined surface 40 for mixing.
The two side surfaces of the external part of the extraction tank 1 are provided with liquid inlet pipes 13, the liquid inlet pipes 13 extend to the internal part of the extraction tank 1, and the liquid inlet pipes 13 are used for adding extraction liquid or other reagents. The extraction tank 1 has a rotating shaft 16 inside, the first driving block 5 is mounted on the rotating shaft 16 through a bearing (not shown in the figure), and the second driving block 6 is mounted on the rotating shaft 16 through a pin shaft (not shown in the figure). Because the first driving block 5 is installed on the rotating shaft 16 through a bearing, the first driving block 5 is movably connected with the rotating shaft 16 and can rotate with each other, and the second driving block 6 is connected with the rotating shaft 16 through a pin shaft, so the second driving block 6 is fixedly connected with the rotating shaft 16, after the motor 3 is started, when the first driving rod 9 pushes the first driving block 5 to move, the first driving block 5 can only rotate on the bearing, the rotating shaft 16 cannot be pushed, and when the second driving rod 10 pushes the second driving block 6 to rotate, the rotating shaft 16 can be driven to rotate through the pin shaft. And since the second driving rod 10 rotates, but the second driving block 6 reciprocates, the rotating shaft 16 is rotationally reciprocated and does not rotate all the time.
The extraction tank 1 has a drain pipe 17 at the lower end, and the drain pipe 17 is used for draining liquid.
The rotating shaft 16 is provided with a rotating member 18, the rotating member 18 is provided with pushing parts 19 which are symmetrically arranged, the middle of the pushing part 19 is provided with a mounting groove 20, the mounting groove 20 is internally provided with a pushing plate 21 and a spring 22, one end of the spring 22 is contacted with the inner wall of the mounting groove 20, and the other end of the spring is contacted with the pushing plate 21. The pushing part 19 is provided with an annular groove 23, the annular groove 23 is provided with a limiting post 24, the limiting post 24 is arranged on the pushing plate 21, and the limiting post 24 is used for limiting the pushing plate 21. When the rotary shaft 16 reciprocates, the rotary member 18 can also reciprocate together. One end of the pushing plate 21 has a rounded chamfer 25 to facilitate pushing the compression member 26 into compression.
The interior of the extraction tank 1 is provided with a compression member 26, the compression member 26 is arranged at the lower end of the rotating member 18, and the compression member 26 is made of rubber material. The compression member 26 has a plurality of partition plates 27 inside, a compression chamber 28 is formed between the partition plates 27 and the partition plates 27, and a plurality of through holes 29 are formed at one end of the compression member 26 facing the liquid discharge pipe 17, and the through holes 29 communicate with the compression chamber 28. The compression member 26 transitions linearly from end to end. The compression member 26 has air chambers 30 at both ends, and the air chambers 30 are hollowed out.
When the push plate 21 passes through the air chamber 30, the push plate is not compressed, the spring 22 is compressed and then is transferred to the middle part of the compression piece 26, at the moment, the compression piece 26 is compressed, liquid in the compression chamber 28 is discharged from the through hole 29, after the liquid is pressed out, the push plate 21 is not positioned at the upper end of the compression chamber 28 at the previous position any more, the prototype can be automatically restored, the liquid is sucked into the compression chamber 28 again, and the compression chamber 28 can be extruded back and forth due to the fact that the push plate 21 is symmetrically arranged, the liquid is continuously discharged and enters, and mixing efficiency is improved.
The outside of the extraction tank 1 is provided with a fixed seat 31, the middle of the fixed seat 31 is provided with a rotating disc 32, the inside of the rotating disc 32 is provided with a piston hole 33, a piston column 34 is arranged in the piston hole 33, a hinge block 35 is arranged on the motor shaft 4, the upper end of the piston column 34 is hinged with the hinge block 35, the fixed seat 31 is provided with a liquid suction hole 36 and a liquid pressing hole 37, the lower end of the liquid suction hole 36 is communicated with the inside of the extraction tank 1 through a first liquid pipe 38, the lower end of the liquid pressing hole 37 is communicated with the inside of the extraction tank 1 through a second liquid pipe 39, the first liquid pipe 38 is positioned at one end of the first driving block 5, and the second liquid pipe 39 is positioned at one end of the second driving block 6.
When the motor 3 rotates, the motor shaft 4 also rotates, the motor shaft 4 drives the hinge block 35 to rotate, liquid in the liquid suction hole 36 is sucked and then pushed into the liquid pressing hole 37, and when the piston column 34 is pulled by the hinge block 35, the rotating disc 32 is driven by the piston column 34, so that when the sucked liquid enters the piston hole 33, the piston hole 33 is separated from the liquid suction hole 36 and rotates into the liquid pressing hole 37, then the piston column 34 presses the liquid from the piston hole 33 into the liquid pressing hole 37 and then into the extraction tank 1 to be sprayed out, and when the liquid is sprayed out, the liquid is sprayed out from the arc groove 12.
When the piston rod 34 sucks the liquid, the first driving block 5 and the second driving block 6 are opened to facilitate the second liquid pipe 39 to suck the liquid, and when the piston rod 34 pushes the liquid in the piston hole 33, the first driving block 5 and the second driving block 6 are closed to discharge the liquid from the arc groove 12 to be intersected with the liquid in the piano tube 14. During mixing, the valves at the liquid inlet pipe 13 and the liquid outlet pipe 17 are closed, so that backflow is avoided. In order to observe the mixing effect, the extraction tank 1, the first liquid pipe 38, and the second liquid pipe 39 may be made of transparent materials.
The extraction device is adopted, so that a reagent and components in the cereal grains can be rapidly subjected to mixed reaction, and the working efficiency is improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. An extraction device for extracting picoxystrobin from cereal grains comprises an extraction tank, and is characterized in that the upper end of the extraction tank is provided with a driving part, one side of the driving part is provided with a motor, the motor is provided with a motor shaft, the motor shaft is arranged in the driving part, the extraction tank is internally provided with a first driving block and a second driving block which are symmetrically arranged, the motor shaft is provided with a first driving disc and a second driving disc, the first driving disc is provided with a first driving rod, the second driving disc is provided with a second driving rod, one end of the first driving rod is hinged with the first driving disc, the other end of the first driving rod is hinged with the first driving block, one end of the second driving rod is hinged with the second driving disc, the other end of the second driving rod is hinged with the second driving block, the first driving block and the second driving block are provided with an arc surface, and the arc surface is in inscribed contact with the inner wall of the extraction tank, the two side surfaces of the outer part of the extraction tank are provided with liquid inlet pipes, the liquid inlet pipes extend into the extraction tank, the inner part of the extraction tank is provided with a rotating shaft, the first driving block is installed on the rotating shaft through a bearing, the second driving block is installed on the rotating shaft through a pin shaft, and the lower end of the extraction tank is provided with a liquid discharge pipe;
the rotating shaft is provided with a rotating part, the rotating part is provided with pushing parts which are symmetrically arranged, the middle of the pushing part is provided with a mounting groove, the mounting groove is internally provided with a pushing plate and a spring, one end of the spring is contacted with the inner wall of the mounting groove, the other end of the spring is contacted with the pushing plate, the pushing part is provided with an annular groove, the annular groove is internally provided with a limiting column, the limiting column is arranged on the pushing plate,
the first driving rod is hinged to the edge of the first driving disk, the second driving rod is hinged to the edge of the second driving disk, and the first driving rod and the second driving rod are arranged on the motor shaft in a crossed mode.
2. The extraction device for extracting picoxystrobin from cereal grain according to claim 1, characterized in that the arc surface is provided with an arc groove, the arc groove penetrates through the whole arc surface, and the liquid inlet pipe is communicated with the arc groove.
3. The extraction plant of picoxystrobin from cereal grain according to claim 1, characterized in that the lower ends of the first and second driving blocks have an inclined plane.
4. The extraction device for extracting picoxystrobin from cereal grain according to claim 1, characterized in that the lower ends of the first and second driving blocks are provided with an organ cylinder, and one side of the organ cylinder facing the inner wall of the extraction tank is provided with a plurality of liquid discharge holes.
5. The extraction plant of picoxystrobin from cereal grain according to claim 1, characterized in that one end of the push plate has a circular arc chamfer.
6. The extraction device for extracting picoxystrobin from cereal grain according to claim 1, wherein the extraction tank is internally provided with a compression piece, the compression piece is arranged at the lower end of the rotating piece, the compression piece is internally provided with a plurality of partition plates, a compression chamber is formed between the partition plates, one end of the compression piece, which faces the liquid discharge pipe, is provided with a plurality of through holes, and the through holes are communicated with the compression chamber.
7. The extraction plant of picoxystrobin from cereal grain according to claim 6, wherein the two ends of the compression piece are in linear and intermediate transition.
8. The extraction device for extracting picoxystrobin from cereal grain according to claim 6, wherein the two ends of the compression piece are provided with air chambers, and the air chambers are hollowed out.
9. The extraction device for extracting picoxystrobin from cereal grain according to claim 1, characterized in that a fixed seat is arranged outside the extraction tank, a rotating disk is arranged in the middle of the fixed seat, a piston hole is arranged inside the rotating disk, a piston column is arranged in the piston hole, a hinged block is arranged on a motor shaft, the upper end of the piston column is hinged with the hinged block, a liquid suction hole and a liquid pressing hole are arranged on the fixed seat, the lower end of the liquid suction hole is communicated with the inside of the extraction tank through a first liquid pipe, the lower end of the liquid pressing hole is communicated with the inside of the extraction tank through a second liquid pipe, the first liquid pipe is positioned at one end of the first driving block, and the second liquid pipe is positioned at one end of the second driving block.
10. A method for extracting picoxystrobin from cereal grains, characterized in that the extraction device of claim 1 is used.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111199334.2A CN113813643B (en) | 2021-10-14 | 2021-10-14 | Method and extraction device for extracting picoxystrobin from cereal grains |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111199334.2A CN113813643B (en) | 2021-10-14 | 2021-10-14 | Method and extraction device for extracting picoxystrobin from cereal grains |
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| CN113813643A CN113813643A (en) | 2021-12-21 |
| CN113813643B true CN113813643B (en) | 2022-09-09 |
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| CN113917083B (en) * | 2021-10-14 | 2024-07-16 | 江西劲农作物保护有限公司 | Dinotefuran drug resistance test method |
| CN114368551B (en) * | 2022-01-14 | 2023-09-05 | 江西劲农作物保护有限公司 | Storage device containing benthiavalicarb isopropyl and flumetsulam sterilization composition |
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