CN116858645A - Be used for grain pesticide and heavy metal short-term test equipment - Google Patents
Be used for grain pesticide and heavy metal short-term test equipment Download PDFInfo
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- CN116858645A CN116858645A CN202310657040.2A CN202310657040A CN116858645A CN 116858645 A CN116858645 A CN 116858645A CN 202310657040 A CN202310657040 A CN 202310657040A CN 116858645 A CN116858645 A CN 116858645A
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- 229910001385 heavy metal Inorganic materials 0.000 title claims abstract description 48
- 239000000575 pesticide Substances 0.000 title claims abstract description 26
- 238000012031 short term test Methods 0.000 title claims description 4
- 238000012360 testing method Methods 0.000 claims abstract description 51
- 238000001514 detection method Methods 0.000 claims abstract description 38
- 235000013305 food Nutrition 0.000 claims abstract description 13
- 244000309464 bull Species 0.000 claims description 9
- 230000000694 effects Effects 0.000 claims description 4
- 238000003491 array Methods 0.000 claims description 3
- 239000003905 agrochemical Substances 0.000 claims 8
- 239000000447 pesticide residue Substances 0.000 abstract description 10
- 239000003153 chemical reaction reagent Substances 0.000 abstract description 6
- 230000005484 gravity Effects 0.000 abstract description 5
- 235000013339 cereals Nutrition 0.000 description 17
- 238000000034 method Methods 0.000 description 15
- 239000000376 reactant Substances 0.000 description 14
- 230000000712 assembly Effects 0.000 description 9
- 238000000429 assembly Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 8
- 238000004090 dissolution Methods 0.000 description 6
- 241000209094 Oryza Species 0.000 description 4
- 235000007164 Oryza sativa Nutrition 0.000 description 4
- 235000009566 rice Nutrition 0.000 description 4
- 238000005119 centrifugation Methods 0.000 description 2
- 235000013399 edible fruits Nutrition 0.000 description 2
- 235000013311 vegetables Nutrition 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 235000013325 dietary fiber Nutrition 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 235000018102 proteins Nutrition 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 235000000346 sugar Nutrition 0.000 description 1
- 235000013343 vitamin Nutrition 0.000 description 1
- 229940088594 vitamin Drugs 0.000 description 1
- 229930003231 vitamin Natural products 0.000 description 1
- 239000011782 vitamin Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- -1 when in use Substances 0.000 description 1
Classifications
-
- 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
- G01N1/38—Diluting, dispersing or mixing samples
-
- 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
-
- 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
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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)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses rapid detection equipment for grain pesticides and heavy metals, which relates to the field of food safety detection. According to the rapid detection equipment for grain pesticides and heavy metals, provided by the invention, the sleeve, the waveform ring column, the driving motor and the rotating plate are arranged, so that the waveform ring column moves away from the sleeve, the sleeve falls to the bottommost end due to gravity, no force in the vertical direction exists at the moment, and reagents in the test tube directly perform centrifugal movement, so that the upper layer is clearer, the reagents can be directly placed into the detector for detection, the detection operation steps are simplified, pesticide residues and heavy metals can be simultaneously treated, the treatment speed is increased, and the rapid detection equipment is more convenient and rapid to use.
Description
Technical Field
The invention relates to the field of food safety detection, in particular to rapid detection equipment for grain pesticides and heavy metals.
Background
Rice is a major food for our daily life, and can provide sugar, protein, vitamins, dietary fibers, minerals and the like required by the body for us, but with the development of modern economy, industrialization is continuously advanced, and heavy metal pollution is more and more serious, and the rice enters into food crops through soil, water resources and the like, so that the rice enters into the body of people, and the physical health of people is seriously influenced, because the detection of heavy metal and pesticide residues of rice is enhanced.
Pesticide residue detector: the method is mainly used for detecting the pesticide residue in agricultural products such as vegetables, fruits, grains and the like; food heavy metal detector: the method is mainly used for detecting the heavy metal content in agricultural products such as vegetables, fruits, grains and the like, a certain amount of powdery samples are required to be ground before detection, corresponding reactants are added for dissolution, vibration is carried out to enable the dissolution to be sufficient, other reactants are required to be added according to different use conditions for centrifugation, and the detection reagents for the agricultural products and the heavy metals are different, so that the agricultural products and the heavy metals are required to be treated through a plurality of steps, the detection speed is low, and the risk of misoperation is increased.
Disclosure of Invention
The invention mainly aims to provide rapid detection equipment for grain pesticides and heavy metals, which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows: the utility model provides a be used for grain pesticide and heavy metal short-term test equipment, includes the base, the internally mounted of base has driving motor, driving motor's output shaft end installs the bull stick, the revolving plate is installed at the top of bull stick, the circular slot has been seted up to the surface of revolving plate, the inside movable mounting in circular slot has the clamping assembly for fixed reaction test tube, the internally mounted of base has the wave form loop column, the internally mounted of base has lifting unit for make the wave form loop column reciprocate.
The clamping assembly comprises a sleeve, a plurality of grooves are formed in the top of the inner wall of the sleeve, a fixed spring and an arc-shaped block are mounted in the grooves, one end of the fixed spring is fixed on the surface of the arc-shaped block, the other end of the fixed spring is fixed in the grooves, and part of the arc-shaped block is located in the circular groove.
The sleeve comprises a spherical shell bottom plate, a plurality of risers are arranged on the surface of the spherical shell bottom plate, the sections of the risers are arranged to be arc-shaped and annular arrays on the surface of the spherical shell bottom plate, a fixing pipe is arranged above the risers, and the fixing pipe is arranged inside the circular groove.
The surface of the rotating plate is provided with an epitaxial groove, the circle centers of the epitaxial groove and the round groove are located at the same position, the inside of the epitaxial groove is communicated with the inside of the round groove, the surface of the fixed pipe is fixedly sleeved with an epitaxial annular plate, and the epitaxial annular plate is located inside the epitaxial groove.
The lifting assembly comprises a clamping groove, the clamping groove is formed in the lower surface of the wavy annular column, one side of the inner wall of the clamping groove is set to be inclined, a clamping block is arranged in the clamping groove, one side of the clamping block is also set to be inclined, a push rod is mounted on the surface of the clamping block, and one end of the push rod movably penetrates through the base and extends to the outside of the base.
The number of the clamping grooves is two, the centers of the clamping grooves are symmetrically arranged on the lower surface of the wavy annular column, the number of the clamping blocks and the number of the pushing rods are also two, and the two pushing rods movably penetrate through the base.
The inside of base is installed fixed cover, driving motor installs the inside at fixed cover, fixed cover's surface sets up to circularly, fixed cover's surface activity has cup jointed the ring gear, two a plurality of linear arrangement's tooth's socket has all been seted up on the surface of push rod, the tooth card of ring gear is in the inside of tooth's socket.
The side of revolving board has seted up the mounting groove, the internally mounted of mounting groove has the mark post, the surface mounting of mark post has the fixed axle, fixed axle movable mounting is in the inside of mounting groove, the surface of mark post is provided with different marks.
Two inclined grooves are formed in the mounting groove, the included angles of the two inclined grooves are right angles, a rectangular groove is formed in the surface of the fixed shaft, a limit spring is mounted in the rectangular groove, one end of the limit spring is provided with an inclined block, and the inclined block is clamped in the inclined groove.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, the sleeve, the wavy annular column, the driving motor and the rotating plate are arranged, reactants required by dissolution are added into the test tube, the wavy annular column is moved to the lower part of the sleeve according to different types of reactants of pesticides and heavy metals, the bottoms of all the sleeves are enabled to be propped against the surface of the wavy annular column, the rotating plate rotates to enable all the sleeves to rotate, the bottoms of the sleeves are always propped against the surface of the wavy annular column, when the sleeves move from the wave crest to the wave trough, the test tube can move from the wave crest to the wave trough, at the moment, the test tube can be subjected to force in the vertical direction and centrifugal force in rotation, at the moment, the test tube can be vibrated, the dissolution inside the test tube is ensured to be more sufficient, then heavy metals or reactants of pesticides are directly added into the test tube, the heavy metals and pesticides can be 'visualized', at the moment, the wavy annular column is enabled to be moved away from the sleeve, at the moment, all the sleeves are enabled to fall to the bottommost due to the fact that the gravity is free from the force in the vertical direction, the reagents inside the sleeve are directly centrifugally moved, the upper layers are enabled to be clearer, the upper layers to be directly placed into the position of the wavy annular column, the test tube can be directly detected, the inside a detector, the test tube can be detected, and the inside the test tube can be conveniently detected, and the heavy metals can be processed.
According to the invention, the spherical shell bottom plate, the vertical plates and the fixing pipes are arranged, the spherical shell bottom plate of the sleeve provides a certain supporting force, so that the test tube can be stably placed, and as the middle of the spherical shell bottom plate is composed of the plurality of vertical plates, a certain gap is arranged between the vertical plates, the mixing condition and the centrifugal condition of reactants in the test tube can be easily seen, so that an experimenter can observe and adjust in real time, and meanwhile, the top of the spherical shell bottom plate is provided with the fixing pipes, so that the arc-shaped blocks are convenient to install to fix the test tube, and the process is transparent and controllable.
According to the invention, the push rod, the clamping block and the clamping groove are arranged, the push rod is pushed, the clamping block is driven to move towards one side of the inclined surface shape by the push rod, the inclined surface of the clamping block can squeeze the inclined surface of the clamping groove and slowly move to the outside of the clamping groove, the lower surface of the wavy annular column can be propped against the surface of the clamping block, the wavy annular column can move upwards for a certain distance, and when a test tube moves on the surface in a rolling way, the clamping block cannot return to the inside of the clamping groove again due to friction force, and the novel clamping device is quite simple in structure and convenient to operate.
According to the invention, the clamping blocks, the push rods, the tooth grooves and the gears are arranged, when one push rod is pushed to move, the toothed ring is clamped in the tooth grooves, so that the toothed ring can be driven to rotate, the other push rod is driven to move in the rotating process, at the moment, two push rods do not need to be pushed at the same time, the use is more convenient, and the stability of the wavy annular column is ensured to be better by using the two clamping blocks due to the poor supporting stability of one clamping block, and the two push rods movably penetrate through the base.
According to the invention, the sleeve at the corresponding position is determined to be pesticide residue or heavy metal detection by arranging the marking column, the fixed shaft and the inclined block, then the marking column can be rotated, so that marked characters are exposed outside the mounting groove, the fixed shaft drives the inclined block to rotate in the rotating process, the inclined block is propped against the position of the inclined groove, the limiting spring is compressed and slowly rotates to the inside of the other inclined groove, at the moment, the stability of the marking column in the rotating process of the rotating plate can be ensured, and two marks, namely pesticide residue and heavy metal, are arranged on the surface of the marking column, so that the reactant is prevented from dripping into the error in the rotating process of the rotating plate.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the rapid detection device for grain pesticides and heavy metals;
FIG. 2 is a schematic diagram of a part of the circular groove position structure of the rapid detection device for grain pesticides and heavy metals;
FIG. 3 is a schematic diagram of a part of the structure of a groove position of the rapid detection device for grain pesticides and heavy metals;
FIG. 4 is a schematic diagram of a part of the structure of the position of a driving motor for the rapid detection device of grain pesticide and heavy metal in the invention;
FIG. 5 is a schematic diagram showing the structure of a push rod part of the rapid detection device for grain pesticides and heavy metals;
FIG. 6 is a schematic diagram of a part of the structure of the position of the toothed ring of the rapid detection device for grain pesticides and heavy metals;
FIG. 7 is a schematic diagram of part of the structure of the clamping groove position of the rapid detection device for grain pesticides and heavy metals;
fig. 8 is a schematic diagram of a part of the structure of the position of the limit spring for the rapid detection device of grain pesticide and heavy metal.
In the figure: 1. a base; 2. a driving motor; 3. a rotating rod; 4. a rotating plate; 5. a circular groove; 6. a wave ring column; 7. a groove; 8. a fixed spring; 9. an arc-shaped block; 10. a spherical shell bottom plate; 11. a riser; 12. a fixed tube; 13. an epitaxial groove; 14. an epitaxial annular plate; 15. a clamping groove; 16. a clamping block; 17. a push rod; 18. a fixed cover; 19. a toothed ring; 20. tooth slots; 21. a mounting groove; 22. marking a column; 23. a fixed shaft; 24. a chute; 25. rectangular grooves; 26. a limit spring; 27. and (5) an oblique block.
Detailed Description
The invention is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
1-8, including base 1, base 1 sets up to circular shell form, the internally mounted of base 1 has driving motor 2, and driving motor 2 installs in the centre of a circle position of base 1, the bull stick 3 is installed to driving motor 2's output shaft tip, and the diameter of bull stick 3 is less than driving motor 2 output shaft's diameter, and bull stick 3 is vertical direction, rotating plate 4 is installed at the top of bull stick 3, and rotating plate 4 is circular, and its centre of a circle is located same vertical straight line with the centre of a circle of bull stick 3, circular slot 5 has been seted up on rotating plate 4's surface, and the quantity of circular slot 5 is provided with six at least, the annular array is on the surface of rotating plate 4, circular slot 5's inside movable mounting has the clamping component for fixed reaction test tube, guarantees that test tube vibration or centrifugal in-process is in the inside of clamping component all the time and keeps stable, the internally mounted of base 1 has wave form ring post 6, and the external diameter of wave form ring post 6 is less than the internal diameter of base 1, and the internal diameter of wave form ring post 6 is greater than driving motor 2 surface straight line distance furthest, the internally mounted of base 1 has lifting assembly for make wave form ring post 6 reciprocate, but wave form ring post 6 is in the inside of base 1 all the time.
When the device is used, firstly, powdery grains are placed in the test tubes, two test tubes are arranged in total, then the test tubes are placed at the positions of the clamping assemblies, the test tubes are ensured to be placed stably, reactants required by dissolution are directly added into the test tubes, the types of the reactants for pesticides and heavy metals are different, then, the lifting assemblies are started, so that the waveform ring column 6 moves to the lower part of the clamping assemblies, the bottoms of all the clamping assemblies are ensured to be abutted against the surface of the waveform ring column 6, then, the driving motor 2 is started, the output shaft of the driving motor 2 drives the rotating rod 3 to rotate, the rotating rod 3 drives the rotating plate 4 to rotate, at the moment, all the clamping assemblies can rotate around the rotating rod 3, because the bottoms of the clamping assemblies always abut against the surface of the waveform ring column 6, when the clamping assemblies move from peaks to troughs, the test tube will move from the crest to the trough, the test tube will receive the force of the vertical direction and the centrifugal force of rotation at this moment, just can shake the test tube at this moment, guarantee that the inside of test tube dissolves more fully, just can suspend driving motor 2 after the end of dissolving, then directly add heavy metal or the reactant of pesticide to the inside of test tube, make heavy metal and pesticide can "show" out, at this moment, only need start lifting assembly and move the wave ring post 6 away from clamping assembly, clamping assembly is whole because gravity whereabouts to the bottom, driving motor 2 starts again and will directly drive rotating plate 4 to rotate at this moment, no force in the vertical direction, the inside reagent of test tube is direct centrifugal motion, make the upper strata clear, just can directly put into the inside detection of detector, the operation steps of detection have been simplified, and pesticide residue and heavy metal detection can be treated simultaneously, so that the treatment speed is increased, and the use is more convenient and quick.
The clamping assembly comprises a sleeve, a plurality of grooves 7 are formed in the top of the inner wall of the sleeve, three grooves 7 are formed in the number of the grooves 7 in the embodiment, a fixing spring 8 and an arc block 9 are arranged in the grooves 7, the clamping of the test tube can be guaranteed to be stable due to the fact that the surface of the test tube is arc-shaped, the pressure on the surface of the test tube is reduced, one end of the fixing spring 8 is fixed on the surface of the arc block 9, the other end of the fixing spring 8 is fixed in the groove 7, part of the arc block 9 is located in the circular groove 5, the bottom of the test tube is directly abutted between the three arc blocks 9 when the test tube is installed, and the fixing spring 8 at the moment is in a state of being compressed all the time and can enable the test tube to be stabilized in the sleeve by the compression force of the fixing spring 8.
The sleeve comprises a spherical shell bottom plate 10, the spherical shell bottom plate 10 is hemispherical, a plurality of risers 11 are arranged on the surface of the spherical shell bottom plate 10, the sections of the risers 11 are arranged to be arc-shaped and annular arrays on the surface of the spherical shell bottom plate 10, a fixed pipe 12 is arranged above the risers 11, and the fixed pipe 12 is arranged inside the circular groove 5.
When the sheathed tube is placed to the test tube, spherical shell bottom plate 10 provides certain holding power, can guarantee that the placing of test tube is stable, owing to be a plurality of risers 11 in the middle of it and constitute, set up certain clearance between the riser 11, consequently just can see the inside reactant mixing condition of test tube and the centrifugation condition easily, make things convenient for the experimenter to carry out real-time observation adjustment, the top sets up to fixed pipe 12 simultaneously and conveniently installs arc piece 9 and fix the test tube, guarantees this process transparent controllable.
The epitaxial groove 13 has been seted up on the surface of swivel plate 4, and epitaxial groove 13 is circular, the centre of a circle of epitaxial groove 13 and circular slot 5 is located the coplanar, the inside of epitaxial groove 13 communicates with the inside of circular slot 5, the fixed surface of fixed pipe 12 has cup jointed epitaxial annular plate 14, epitaxial annular plate 14 is located the inside of epitaxial groove 13, and the surface of wave form ring post 6 is the bottom of contactless sleeve pipe, just needs to rely on sheathed tube self gravity to lie in the surface of swivel plate 4, consequently when epitaxial annular plate 14 is located the inside of epitaxial groove 13, just can prevent the sheathed tube and drop to do not hinder wave form ring post 6 to move it upwards with supporting.
The lifting assembly comprises a clamping groove 15, the clamping groove 15 is formed in the lower surface of the wavy annular column 6, one side of the inner wall of the clamping groove 15 is in an inclined plane shape, a clamping block 16 is arranged in the clamping groove 15, one side of the clamping block 16 is also in an inclined plane shape, a push rod 17 is mounted on the surface of the clamping block 16, and one end of the push rod 17 movably penetrates through the base 1 and extends to the outside of the base 1.
When using, only need promote push rod 17, push rod 17 will drive fixture block 16 and move towards one side of inclined plane form, the inclined plane on fixture block 16 surface will extrude the inclined plane of draw-in groove 15 this moment, slowly remove to the outside of draw-in groove 15, the lower surface of wave form loop post 6 at this moment will support the surface at fixture block 16, wave form loop post 6 will upwards move a section distance to when test tube roll at its surface removal, also can not get back to the inside of draw-in groove 15 again because of frictional force makes fixture block 16, and the very simple structure stability is good, convenient operation.
The number of the clamping grooves 15 is two, the central symmetry is arranged on the lower surface of the wavy annular column 6, the number of the clamping blocks 16 and the pushing rods 17 is also two, and the stability of the wavy annular column 6 is better due to the fact that the supporting stability of one clamping block 16 is poor, and the two pushing rods 17 are movably penetrated through the base 1.
The inside mounting of base 1 has fixed cover 18, driving motor 2 installs the inside at fixed cover 18, the surface of fixed cover 18 sets up to circularly, and the centre of a circle of fixed cover 18 and the centre of a circle of base 1 are located same vertical line, and fixed cover 18 is fixed mounting, the surface activity of fixed cover 18 has cup jointed ring gear 19, and the accessible bearing is installed, can enough guarantee that ring gear 19 can not slide from top to bottom, can guarantee ring gear 19 and carry out stable state moreover, two a plurality of linear arrangement's tooth's socket 20 have all been seted up on the surface of push rod 17, ring gear 19's tooth card is in the inside of tooth's socket 20.
When in use, when one push rod 17 is pushed to move, the toothed ring 19 is clamped in the tooth grooves 20, so that the toothed ring 19 can be driven to rotate, the other push rod 17 is driven to move in the rotating process, and at the moment, two push rods 17 are not required to be pushed simultaneously, so that the use is more convenient.
The side of revolving board 4 has seted up mounting groove 21, the internally mounted of mounting groove 21 has mark post 22, and the surface of mark post 22 sets up two marks, is pesticide residue and heavy metal respectively, prevents to drop into the mistake at the rotation in-process of revolving board 4, the surface mounting of mark post 22 has fixed axle 23, fixed axle 23 movable mounting is in the inside of mounting groove 21, the surface of mark post 22 is provided with different marks.
Two inclined grooves 24 are formed in the mounting groove 21, the included angle between the two inclined grooves 24 is a right angle, a rectangular groove 25 is formed in the surface of the fixed shaft 23, a limit spring 26 is mounted in the rectangular groove 25, an inclined block 27 is mounted at one end of the limit spring 26, and the inclined block 27 is clamped in the inclined groove 24.
When the device is used, firstly, whether pesticide residue or heavy metal detection is carried out on the sleeve at the corresponding position needs to be determined, then the marking column 22 can be rotated, the marked character is exposed out of the mounting groove 21, in the rotating process, the fixed shaft 23 drives the inclined block 27 to rotate, the inclined block 27 abuts against the inclined groove 24, the limiting spring 26 is compressed, and the sleeve slowly rotates into the inclined groove 24, so that the stability of the marking column 22 in the rotating process of the rotating plate 4 can be ensured.
It should be noted that, the invention is used for rapid detection equipment of grain pesticide and heavy metal, when in use, powder grain is placed in a test tube, two test tubes are arranged in total, then the test tubes are placed in the positions of the sleeves, the placement stability of the test tubes is ensured, at the moment, reactants required by dissolution are directly added into the test tubes, the types of the reactants for pesticide and heavy metal are different, then the push rod 17 is pushed firstly, the push rod 17 drives the clamping block 16 to move towards one side of the inclined plane shape, at the moment, the inclined plane of the surface of the clamping block 16 extrudes the inclined plane of the clamping groove 15, and slowly moves to the outside of the clamping groove 15, at the moment, the lower surface of the wavy annular column 6 is propped against the surface of the clamping block 16, the wavy annular column 6 moves upwards for a certain distance, and when the test tubes roll and move on the surface, the clamping block 16 can not return to the inside of the clamping groove 15 again due to friction force, the toothed ring 19 is clamped in the tooth grooves 20, so that the toothed ring 19 can be driven to rotate, the other push rod 17 is driven to move in the rotating process, at the moment, the two push rods 17 are not required to be pushed simultaneously, the corrugated ring column 6 moves to the lower part of the sleeve, the bottoms of all clamping assemblies are guaranteed to be propped against the surface of the corrugated ring column 6, then the driving motor 2 is started, the output shaft of the driving motor 2 drives the rotating rod 3 to rotate, the rotating rod 3 drives the rotating plate 4 to rotate, at the moment, all the sleeves can rotate around the rotating rod 3, and the bottoms of the sleeves always prop against the surface of the corrugated ring column 6, so that when the clamping assemblies move from the crest to the trough, the test tube is subjected to force in the vertical direction and centrifugal force of rotation at the moment, just can shake the test tube this moment, guarantee that the inside solution of test tube is more abundant, just can pause driving motor 2 after the solution finishes, then directly add heavy metal or the reactant of pesticide to the inside of test tube, make heavy metal and pesticide can "show" out, only need start lifting unit and keep away from clamping assembly with wave form ring post 6 this moment, clamping assembly is whole because gravity whereabouts to the bottom, driving motor 2 starts again and will directly drive the rotating plate 4 and rotate this moment, the power in the vertical direction does not at this moment, the inside reagent of test tube is direct centrifugal motion, make the upper strata more clear, just can directly put into the inside detection of detector, the operation procedure of detection has been simplified, and can handle pesticide residue and heavy metal detection simultaneously, processing speed has been accelerated, use convenient and fast more.
The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. Be used for grain pesticide and heavy metal short-term test equipment, including base (1), internally mounted of base (1) has driving motor (2), bull stick (3) are installed to driving motor's (2) output shaft tip, revolving plate (4), its characterized in that are installed at the top of bull stick (3): round groove (5) have been seted up on the surface of revolving plate (4), the inside movable mounting of round groove (5) has the clamping assembly for fixed reaction test tube, internally mounted of base (1) has wave form loop column (6), internally mounted of base (1) has lifting assembly for make wave form loop column (6) reciprocate.
2. The rapid detection apparatus for agricultural chemicals and heavy metals for food according to claim 1, characterized in that: the clamping assembly comprises a sleeve, a plurality of grooves (7) are formed in the top of the inner wall of the sleeve, a fixed spring (8) and an arc-shaped block (9) are arranged in the grooves (7), one end of the fixed spring (8) is fixed on the surface of the arc-shaped block (9), the other end of the fixed spring (8) is fixed in the grooves (7), and part of the arc-shaped block (9) is located in the round groove (5).
3. The rapid detection apparatus for agricultural chemicals and heavy metals for food according to claim 2, characterized in that: the sleeve comprises a spherical shell bottom plate (10), a plurality of risers (11) are arranged on the surface of the spherical shell bottom plate (10), the sections of the risers (11) are arranged to be arc-shaped, the annular arrays are arranged on the surface of the spherical shell bottom plate (10), a fixing pipe (12) is arranged above the risers (11), and the fixing pipe (12) is arranged inside the circular groove (5).
4. The rapid detection apparatus for agricultural chemicals and heavy metals for food according to claim 3, characterized in that: the surface of swivel plate (4) has seted up epitaxial groove (13), the centre of a circle of epitaxial groove (13) and circular slot (5) is located the coplanar, the inside of epitaxial groove (13) communicates with the inside of circular slot (5), the fixed surface of pipe (12) has cup jointed epitaxial annular plate (14), epitaxial annular plate (14) are located the inside of epitaxial groove (13).
5. The rapid detection apparatus for agricultural chemicals and heavy metals for food according to claim 1, characterized in that: the lifting assembly comprises a clamping groove (15), the clamping groove (15) is formed in the lower surface of the wavy annular column (6), one side of the inner wall of the clamping groove (15) is in an inclined surface shape, a clamping block (16) is arranged in the clamping groove (15), one side of the clamping block (16) is also in an inclined surface shape, a push rod (17) is mounted on the surface of the clamping block (16), and one end of the push rod (17) movably penetrates through the base (1) and extends to the outside of the base (1).
6. The rapid detection apparatus for agricultural chemicals and heavy metals for food according to claim 5, characterized in that: the number of the clamping grooves (15) is two, the central symmetry is arranged on the lower surface of the wavy annular column (6), the number of the clamping blocks (16) and the number of the pushing rods (17) are also two, and the two pushing rods (17) are all movably penetrated through the base (1).
7. The rapid detection apparatus for agricultural chemicals and heavy metals for food according to claim 6, characterized in that: the inside of base (1) is installed fixed cover (18), driving motor (2) are installed in the inside of fixed cover (18), the surface of fixed cover (18) sets up to circularly, the surface activity of fixed cover (18) has cup jointed toothed ring (19), and two tooth's socket (20) of a plurality of linear arrangements have all been seted up on the surface of push rod (17), the tooth card of toothed ring (19) is in the inside of tooth's socket (20).
8. The rapid detection apparatus for agricultural chemicals and heavy metals for food according to claim 1, characterized in that: the side of revolving board (4) has seted up mounting groove (21), the internally mounted of mounting groove (21) has mark post (22), the surface mounting of mark post (22) has fixed axle (23), fixed axle (23) movable mounting is in the inside of mounting groove (21), the surface of mark post (22) is provided with different marks.
9. The rapid detection apparatus for agricultural chemicals and heavy metals for food according to claim 8, characterized in that: two chute (24) have been seted up to the inside of mounting groove (21), two chute (24) contained angle is the right angle, rectangular channel (25) have been seted up on the surface of fixed axle (23), the internally mounted of rectangular channel (25) has spacing spring (26), sloping block (27) are installed to the one end of spacing spring (26), sloping block (27) card is in the inside of chute (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310657040.2A CN116858645A (en) | 2023-06-05 | 2023-06-05 | Be used for grain pesticide and heavy metal short-term test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310657040.2A CN116858645A (en) | 2023-06-05 | 2023-06-05 | Be used for grain pesticide and heavy metal short-term test equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116858645A true CN116858645A (en) | 2023-10-10 |
Family
ID=88225785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310657040.2A Pending CN116858645A (en) | 2023-06-05 | 2023-06-05 | Be used for grain pesticide and heavy metal short-term test equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116858645A (en) |
-
2023
- 2023-06-05 CN CN202310657040.2A patent/CN116858645A/en active Pending
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