CN116735810A - Pesticide residue content detection device for vegetable processing and detection method thereof - Google Patents
Pesticide residue content detection device for vegetable processing and detection method thereof Download PDFInfo
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- CN116735810A CN116735810A CN202311021267.4A CN202311021267A CN116735810A CN 116735810 A CN116735810 A CN 116735810A CN 202311021267 A CN202311021267 A CN 202311021267A CN 116735810 A CN116735810 A CN 116735810A
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- 238000001514 detection method Methods 0.000 title claims abstract description 112
- 235000013311 vegetables Nutrition 0.000 title claims abstract description 74
- 239000000447 pesticide residue Substances 0.000 title claims abstract description 31
- 238000003672 processing method Methods 0.000 title description 2
- 239000007788 liquid Substances 0.000 claims abstract description 109
- 230000005540 biological transmission Effects 0.000 claims abstract description 44
- 238000003756 stirring Methods 0.000 claims abstract description 26
- 238000003860 storage Methods 0.000 claims abstract description 26
- 238000012545 processing Methods 0.000 claims abstract description 21
- 102000004190 Enzymes Human genes 0.000 claims description 21
- 108090000790 Enzymes Proteins 0.000 claims description 21
- 239000003153 chemical reaction reagent Substances 0.000 claims description 18
- 238000010438 heat treatment Methods 0.000 claims description 15
- 239000011259 mixed solution Substances 0.000 claims description 10
- 238000007790 scraping Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 8
- 239000000575 pesticide Substances 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 238000013461 design Methods 0.000 description 4
- 241000883990 Flabellum Species 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 244000309464 bull Species 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000003242 anti bacterial agent Substances 0.000 description 1
- 229940088710 antibiotic agent Drugs 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000005556 hormone Substances 0.000 description 1
- 229940088597 hormone Drugs 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- 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
-
- 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
- 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
- G01N1/44—Sample treatment involving radiation, e.g. heat
-
- 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
- G01N2001/386—Other diluting or mixing processes
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- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
The invention belongs to the technical field of pesticide residue detection, and discloses a pesticide residue content detection device for vegetable processing and a detection method thereof, wherein the pesticide residue content detection device for vegetable processing comprises a workbench, a detection barrel is arranged on the workbench, a detector is fixedly connected inside the detection barrel, a crushing barrel is arranged above the detection barrel, a crushing assembly is arranged in the crushing barrel, a liquid storage tank is arranged on one side of the detection barrel, a piston plate is movably arranged in the liquid storage tank and is in transmission connection with the crushing assembly through a transmission assembly, a stirring assembly is arranged in the detection barrel, a liquid discharge pipe is communicated between a water outlet of the liquid storage tank and the detection barrel, and a hydraulic driving assembly for driving the stirring assembly to work is arranged at a position, close to a liquid outlet of the liquid discharge pipe, in the detection barrel.
Description
Technical Field
The invention relates to the technical field of pesticide residue detection, in particular to a pesticide residue content detection device for vegetable processing and a detection method thereof.
Background
The development of agricultural industrialization makes the production of agricultural products more and more depend on pesticides, antibiotics, hormones and other foreign substances, and the dosage of the pesticides on the agricultural products is high, and unreasonable use of the substances can lead to pesticide residues in the agricultural products to exceed standards, so that the edible safety of consumers is affected, and the consumers can cause pathopoiesia, abnormal development and even direct poisoning death when serious.
When the existing vegetable pesticide residue detection equipment detects, a worker firstly breaks vegetables, then pours the mixed liquid of the microlitres enzyme and the color reagent into a detection barrel, the mixed liquid and the vegetables are mixed to prepare detection samples, then the detection equipment is used for pesticide residue detection of the vegetables, the process of preparing the detection samples is very complicated, manual preparation of the worker is required, automatic preparation cannot be carried out, working time of the worker is wasted, and working efficiency of the worker is reduced.
Disclosure of Invention
The invention aims to solve the technical problem of providing a pesticide residue content detection device for vegetable processing and a detection method thereof, which can automatically crush vegetables, convey crushed vegetables into a detection barrel, enable the vegetables to be mixed with a mixed liquid of microlitre enzyme and a color reagent, and are convenient to detect.
In order to solve the technical problems, the invention provides the following technical scheme:
the utility model provides a pesticide residue content detection device for vegetable processing, comprises a workbench, install on the workstation and detect the bucket, detect the inside fixedly connected with detector of bucket, detect the top of bucket and be provided with broken bucket, be provided with broken subassembly in the broken bucket, one side that detects the bucket is provided with the liquid reserve tank, movable mounting has the piston board in the liquid reserve tank, the piston board passes through drive assembly and broken subassembly transmission to be connected, be provided with stirring subassembly in the detection bucket, the delivery port of liquid reserve tank and detect the intercommunication between the bucket have the fluid-discharge tube, detect the position department that is close to the fluid-discharge tube drain hole in the bucket and be provided with the hydraulic drive subassembly that is used for driving stirring subassembly and carries out work.
The following is a further optimization of the above technical solution according to the present invention:
the crushing assembly comprises a bearing plate which is slidably arranged in the crushing barrel, two supporting rods are hinged in the inner wall of the bearing plate, a supporting frame body is fixedly arranged at the top of the bearing plate, a threaded rotating sleeve is rotatably arranged on the supporting frame body close to the middle of the supporting frame body, and a plurality of crushing blades are fixedly connected to the outer wall of the threaded rotating sleeve.
Further optimizing: the middle part threaded connection of screw thread commentaries on classics cover has the screw thread post, and the upper end of screw thread post is connected with first support piece, and the other end fixed connection of first support piece is on the inner wall of broken bucket.
Further optimizing: the inner wall of the crushing barrel is provided with sliding grooves at positions close to the end parts of the two supporting rods respectively, the sliding grooves are vertically formed along the inner wall of the crushing barrel, the length of the sliding grooves is greater than that of the threaded columns, and the end parts of the two supporting rods extend into the sliding grooves respectively.
Further optimizing: the transmission assembly comprises movable brackets which are respectively arranged in the sliding grooves, the upper ends of the movable brackets are fixedly connected with the supporting rods, supporting springs are sleeved on the movable brackets, and the two ends of each supporting spring are respectively fixedly connected with the supporting rods and the inner bottom surfaces of the sliding grooves.
Further optimizing: the lower extreme of movable support runs through the lower terminal surface of broken bucket and fixedly connected with link, and the lower extreme of link runs through the liquid reserve tank and with piston board fixed connection.
Further optimizing: the stirring assembly comprises a second supporting piece fixedly installed on the inner wall of the detection barrel, a transmission rotating rod is rotatably installed on the second supporting piece, and a plurality of stirring rods are fixedly connected to the outer surface of the transmission rotating rod.
Further optimizing: the hydraulic driving assembly comprises a supporting sleeve ring fixedly installed in the liquid discharge pipe and close to the inner wall of the liquid outlet of the liquid discharge pipe, a rotating column is rotationally connected to the supporting sleeve ring, one end of the rotating column is fixedly connected with a plurality of first fan blades, the other end of the rotating column extends into the detection barrel and is fixedly connected with a rotating plate, a movable pushing column is fixedly connected to the rotating plate, a movable piece is sleeved on the outer wall of the movable pushing column, one side of the movable piece is fixedly connected with a movable rack, one side of the movable rack is meshed with a transmission gear, and the transmission gear is fixedly connected to the upper end of the transmission rotating rod;
and the inner wall of the detection barrel is fixedly connected with limiting plates at positions close to two ends of the movable racks respectively, and the movable racks are slidably connected onto the limiting plates.
Further optimizing: the inner wall of the detection barrel is fixedly provided with a heater, the top of the heater is fixedly connected with a heating switch, a movable rotating plate is movably arranged on the inner wall of the detection barrel at a position close to the upper part of the heating switch, and the other end of the movable rotating plate is fixedly connected with a floating block;
the bottom of workstation intercommunication has the drain pipe, and the lower extreme intercommunication of drain pipe has the drain pump, it installs the scraping subassembly to rotate on detecting the interior bottom surface of bucket.
The invention also provides a pesticide residue content detection method for vegetable processing, which is based on the pesticide residue content detection device for vegetable processing and comprises the following steps:
s1: the method comprises the steps that a worker puts vegetables to be detected into a crushing barrel, the vegetables enable a bearing plate to drive a support frame body to enable a screw thread rotating sleeve to move downwards, the screw thread rotating sleeve moves downwards along a screw thread column to drive a crushing blade to rotate, and the rotating crushing blade crushes the vegetables and pours the vegetables into the detection barrel;
s2, driving a piston plate to move downwards through a movable bracket and a connecting frame in the downward moving process of the bearing plate, wherein a microlitre enzyme and color reagent mixed solution is stored in the liquid storage tank, and the piston plate moves downwards to squeeze the microlitre enzyme and color reagent mixed solution in the liquid storage tank and is discharged into a detection barrel through a liquid discharge pipe, so that a vegetable pesticide detection sample is automatically manufactured;
s3: when the mixed liquid is discharged into the detection barrel through the liquid discharge pipe, the mixed liquid can impact the first fan blade to enable the rotating column to rotate, the rotating column can drive the rotating plate to enable the movable pushing column to move, the movable pushing column can drive the movable piece to enable the movable rack to move, the movable rack is meshed with the transmission gear to enable the transmission rotating rod to rotate, and the transmission rotating rod drives the stirring rod to rotate, so that the mixing efficiency of the mixed liquid and vegetables is improved;
s4: when the mixed liquid is stored in the detection barrel to a certain amount, the mixed liquid can enable the floating block to move upwards, the floating block drives the movable rotating plate to rotate, one end, far away from the floating block, of the movable rotating plate extrudes the heating switch to open the heater, and the heater carries out heating treatment on the mixed liquid and vegetables;
s5, the detector works to detect the mixed liquid and the vegetables.
The invention adopts the technical scheme and has the following beneficial effects:
according to the invention, the screw thread rotating sleeve and the piston plate are arranged, the vegetables are placed into the crushing barrel by a worker, the bearing plate drives the screw thread rotating sleeve to move downwards so as to enable the crushing blade to rotate, the crushing blade rotates to crush the vegetables and then discharge the vegetables into the detection barrel, meanwhile, the bearing plate drives the movable support and the connecting frame to enable the piston plate to move downwards, the piston plate extrudes mixed liquid in the liquid storage tank, the mixed liquid is discharged into the detection barrel through the liquid discharge pipe to automatically manufacture samples, and the problem that the traditional pesticide residue detection equipment needs workers to manually manufacture and detect the samples, and the working time of the workers is wasted is solved.
When the mixed liquid is discharged into the detection barrel, the mixed liquid can impact the first fan blade to enable the rotating column to rotate, the rotating column drives the rotating plate to rotate, the rotating plate drives the movable pushing column to move, the movable pushing column drives the movable piece to move, the movable piece drives the movable rack to move, the movable rack is meshed with the transmission gear, at the moment, the transmission gear drives the transmission rotating rod to enable the stirring rod to rotate, and the stirring rod can stir vegetables and the mixed liquid, so that the manufacturing efficiency of a sample is improved.
The invention adopts the technical scheme, has ingenious conception and reasonable structure, can automatically crush vegetables, can convey crushed vegetables into the detection barrel, ensures that the vegetables are mixed with the micro-liter enzyme and color reagent mixed solution, is convenient to detect, can heat materials in the detection barrel, creates an environment most suitable for manufacturing samples, has simple integral structure and convenient use, and can improve the working efficiency.
The invention will be further described with reference to the drawings and examples.
Drawings
FIG. 1 is a schematic view showing the overall structure of embodiment 1 of the present invention;
FIG. 2 is a sectional view showing the general structure of embodiment 1 of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a partial enlarged view at B in FIG. 2;
FIG. 5 is an enlarged view of a portion of FIG. 2 at C;
FIG. 6 is a sectional view of the crushing drum in example 1 of the present invention;
FIG. 7 is a partial enlarged view at D in FIG. 6;
FIG. 8 is a sectional view of the test barrel in embodiment 1 of the present invention;
FIG. 9 is an enlarged view of a portion of FIG. 8 at E;
FIG. 10 is an enlarged view of a portion of FIG. 8 at F;
fig. 11 is a schematic general structure of embodiment 2 of the present invention.
In the figure: 1-a workbench; 2-supporting blocks; 3-a crushing barrel; 4-detecting a barrel; 5-a detector; 6-a bearing plate; 7-supporting rods; 8-supporting a frame body; 9-screw thread turning sleeve; 10-crushing blades; 11-a threaded post; 12-a first support; 13-a movable bracket; 14-supporting springs; 15-a piston plate; 16-a liquid storage tank; 17-a liquid discharge pipe; 18-a liquid inlet pipe; 19-a one-way valve; 20-a second support; 21-a transmission rotating rod; 22-stirring rod; 23-a support collar; 24-rotating the column; 25-a first fan blade; 26-rotating plate; 27-a movable push column; 28-a movable member; 29-a movable rack; 30-a transmission gear; 31-limiting plates; 32-a heater; 33-a heating switch; 34-a movable rotating plate; 35-a support shaft; 36-floating blocks; 37-drain pipe; 38-a drainage pump; 39-a movable rotating rod; 40-a second fan blade; 41-a movable scraper; 42-sliding grooves; 43-a connection rack; 44-mounting brackets; 45-telescopic drive.
Detailed Description
Example 1: as shown in fig. 1-10, a pesticide residue content detection device for vegetable processing comprises a workbench 1, a detection barrel 4 is installed on the workbench 1, a detector 5 is fixedly connected to the inside of the detection barrel 4, a crushing barrel 3 is arranged above the detection barrel 4, a crushing assembly is arranged in the crushing barrel 3, a liquid storage tank 16 is arranged on one side of the detection barrel 4, a piston plate 15 is movably installed in the liquid storage tank 16, the piston plate 15 is in transmission connection with the crushing assembly through a transmission assembly, a stirring assembly is arranged in the detection barrel 4, a liquid discharge pipe 17 is communicated between a water outlet of the liquid storage tank 16 and the detection barrel 4, and a hydraulic driving assembly for driving the stirring assembly to work is arranged at a position, close to a liquid outlet of the liquid discharge pipe 17, in the detection barrel 4.
In this embodiment, the detector 5 is used for detecting the content of pesticide residue in the detection sample in the detection barrel 4, and the detector 5 is a prior art and is available from direct purchase in the market.
One side of the crushing barrel 3 is fixedly provided with a supporting block 2, the other end of the supporting block 2 is fixedly connected with the workbench 1, and the crushing barrel 3 is fixedly arranged on the workbench 1 through the supporting block 2.
The crushing assembly comprises a bearing plate 6 which is slidably arranged in the crushing barrel 3, two supporting rods 7 which are used for supporting the bearing plate 6 to rotate are hinged in the inner wall of the bearing plate 6, and a supporting frame body 8 is fixedly arranged at the top of the bearing plate 6.
The support frame body 8 is provided with a screw thread rotating sleeve 9 in a rotating mode at a position close to the middle of the support frame body, a plurality of crushing blades 10 for crushing vegetables are fixedly connected to the outer wall of the screw thread rotating sleeve 9, and the crushing blades 10 are distributed at intervals along the outer surface of the screw thread rotating sleeve 9.
The middle part threaded connection of screw thread commentaries on classics cover 9 has screw thread post 11, and the upper end of screw thread post 11 is connected with the first support piece 12 that is used for supporting screw thread post 11, and the other end fixed connection of first support piece 12 is on the inner wall of broken bucket 3.
The inner wall of the crushing barrel 3 is provided with sliding grooves 42 at positions close to the end parts of the two supporting rods 7, the sliding grooves 42 are vertically formed along the inner wall of the crushing barrel 3, the length of the sliding grooves 42 is larger than that of the threaded columns 11, and the end parts of the two supporting rods 7 extend into the sliding grooves 42.
By means of the design, the two support rods 7 are respectively and slidably installed in the sliding groove 42, and at the moment, the two support rods can be used for guiding movement of the bearing plate 6 through the sliding groove 42, so that the use is convenient.
And when the bearing plate 6 moves downwards and the screw rotating sleeve 9 is separated from the screw column 11, the bearing plate 6 can rotate along the supporting rod 7, so that the materials on the bearing plate 6 fall into the detection barrel 4.
The transmission assembly comprises a movable support 13 which is respectively arranged in a chute 42, the upper end of the movable support 13 is fixedly connected with a corresponding supporting rod 7, a supporting spring 14 is sleeved on the movable support 13, and two ends of the supporting spring 14 are respectively fixedly connected with the supporting rod 7 and the inner bottom surface of the chute 42.
The lower end of the movable bracket 13 penetrates through the lower end face of the crushing barrel 3 and is fixedly connected with a connecting frame 43, and the lower end of the connecting frame 43 penetrates through the liquid storage tank 16 and is fixedly connected with the piston plate 15.
The liquid storage tank 16 stores a mixed liquid of a microliter of enzyme and a color-developing agent, which is a prior art.
One end of the liquid discharge pipe 17 is communicated with the water outlet of the liquid storage tank 16, and the other end of the liquid discharge pipe 17 is communicated with the liquid inlet of the detection barrel 4.
In this embodiment, the drain pipe 17 may be connected in series with a switching valve for controlling the on/off of the drain pipe 17.
One side of the liquid storage tank 16 is communicated with a liquid inlet pipe 18, the other end of the liquid inlet pipe 18 is communicated with a peripheral mixed liquid supply mechanism, and a one-way valve 19 is connected in series on the liquid inlet pipe 18.
The one-way valve 19 is used to prevent the mixed liquid in the liquid storage tank 16 from flowing into the liquid inlet pipe 18.
When the device is required to be used, a worker firstly puts vegetables to be detected into the crushing barrel 3, the weight of the vegetables can enable the bearing plate 6 to move downwards, the bearing plate 6 can drive the supporting frame body 8 to move downwards, the supporting frame body 8 can drive the thread rotating sleeve 9 to move downwards, the thread rotating sleeve 9 is in threaded connection with the thread post 11 when the thread rotating sleeve 9 moves downwards along the thread post 11, at the moment, the thread rotating sleeve 9 rotates relative to the thread post 11, the thread rotating sleeve 9 drives the crushing blade 10 to rotate, and the crushing blade 10 rotates to crush the vegetables.
And when the bearing plate 6 reaches the bottommost part, the bearing plate 6 is separated from the limit of the threaded column 11, and the bearing plate 6 rotates along the supporting rod 7 at the moment, so that vegetables on the bearing plate 6 are poured into the detection barrel 4.
The bearing plate 6 can drive the movable support 13 to move downwards in the process of moving downwards, the movable support 13 drives the piston plate 15 to move downwards through the connecting frame 43, at the moment, the piston plate 15 extrudes the mixed solution of the microlitre enzyme and the color reagent in the liquid storage tank 16, so that the mixed solution of the microlitre enzyme and the color reagent is guided into the detection barrel 4 through the liquid discharge pipe 17, and the mixed solution of the microlitre enzyme and the color reagent and vegetables are mixed in the detection barrel 4 to automatically manufacture detection samples, so that the detection samples are convenient to use.
And after the detection is completed, when the piston plate 15 moves upwards, the liquid storage tank 16 is supplemented with new microliter of enzyme and color reagent mixed liquid through the liquid inlet pipe 18.
When the piston plate 15 moves downward, the liquid inlet pipe 18 is provided with the one-way valve 19, so that the mixed liquid of the micro-liter enzyme and the color-developing agent in the liquid storage tank 16 does not flow to the liquid inlet pipe 18, and the mixed liquid of the micro-liter enzyme and the color-developing agent in the liquid storage tank 16 is all conveyed into the detection barrel 4 through the liquid discharge pipe 17.
As shown in fig. 2, the stirring assembly comprises a second supporting member 20 fixedly installed on the inner wall of the detection barrel 4, a transmission rotating rod 21 is rotatably installed on the second supporting member 20, and a plurality of stirring rods 22 for stirring vegetables and mixed liquid are fixedly connected to the outer surface of the transmission rotating rod 21.
The plurality of stirring rods 22 are arranged at intervals along the outer surface of the transmission rotating rod 21.
The hydraulic driving assembly comprises a supporting collar 23 fixedly installed in the liquid discharge pipe 17 and close to the inner wall of the liquid outlet, a rotating column 24 is rotatably connected to the supporting collar 23, and a plurality of first fan blades 25 are fixedly connected to one end of the rotating column 24 in the liquid discharge pipe 17.
The first blades 25 are disposed at intervals along the outer surface of the rotating post 24, and the first blades 25 are disposed in an inclined manner.
As shown in fig. 10, the other end of the rotating post 24 is fixedly connected with a rotating plate 26, a movable pushing post 27 is fixedly connected to the rotating plate 26, and the movable pushing post 27 and the rotating post 24 are parallel and are not coaxially arranged.
The outer wall of the movable push column 27 is sleeved with a movable piece 28, one side of the movable piece 28 is fixedly connected with a movable rack 29, one side of the movable rack 29 is meshed with a transmission gear 30 for driving the transmission rotating rod 21 to rotate, and the transmission gear 30 is fixedly connected to the upper end of the transmission rotating rod 21.
The inner wall of the detection barrel 4 is fixedly connected with limiting plates 31 at positions close to two ends of the movable racks 29, and the movable racks 29 are slidably connected to the limiting plates 31.
In such design, the movable rack 29 is slidably connected to the limiting plate 31, and the movable rack 29 can be supported to move through the limiting plate 31, so that the movable rack is convenient to use.
When the detection device is used, the mixed liquid of the microlitres enzyme and the color reagent in the liquid storage tank 16 is discharged into the detection barrel 4 through the liquid discharge pipe 17, at the moment, the mixed liquid of the microlitres enzyme and the color reagent can impact the first fan blade 25 to enable the first fan blade 25 to rotate, the first fan blade 25 rotates to drive the rotating column 24 to rotate, the rotating column 24 drives the rotating plate 26 to rotate, the rotating plate 26 drives the movable pushing column 27 to move, the movable pushing column 27 drives the movable piece 28 to move, the movable piece 28 drives the movable rack 29 to move, and the movable rack 29 is in meshed connection with the transmission gear 30 so as to drive the transmission rotating rod 21 to rotate through the transmission gear 30.
The transmission rotating rod 21 rotates to drive the stirring rod 22 to rotate, and the stirring rod 22 rotates to stir vegetables and mixed liquid in the detection barrel 4, so that the mixing efficiency of the vegetables, the microlitre enzyme and the mixed liquid of the color reagent is improved, and the speed of sample preparation is accelerated.
As shown in fig. 9, a heater 32 for heating the material in the detection barrel 4 is fixedly mounted on the inner wall of the detection barrel 4, and the heater 32 is an OV187 series carbon fiber heater device.
The top of the heater 32 is fixedly connected with a heating switch 33 for controlling the heater 32 to be turned on and off.
A movable rotating plate 34 is movably arranged on the inner wall of the detection barrel 4 at a position close to the upper part of the heating switch 33, and the other end of the movable rotating plate 34 is fixedly connected with a floating block 36;
the middle part position department fixed mounting of movable swivel plate 34 has back shaft 35, the one end rotation of back shaft 35 is installed on detecting the inner wall of bucket 4, can be used for supporting movable swivel plate 34 through back shaft 35 and rotate, facilitates the use.
When the mixed liquid of the micro-liter enzyme and the color reagent is discharged into the detection barrel 4, the floating block 36 moves upwards, the floating block 36 drives the movable rotating plate 34 to rotate, one end of the movable rotating plate 34 away from the floating block 36 moves to the side close to the heating switch 33, at the moment, the movable rotating plate 34 presses the heating switch 33 to enable the heater 32 to be opened, and the heater 32 heats the materials in the detection barrel 4 to thirty ℃, so that the environment most suitable for manufacturing samples is created.
As shown in fig. 6, the bottom of the workbench 1 is communicated with a drain pipe 37 for discharging the mixed liquid after detection, the lower end of the drain pipe 37 is communicated with a drain pump 38, and the inner bottom surface of the detection barrel 4 is rotatably provided with a scraping assembly.
The scraping assembly comprises a movable rotating rod 39 rotatably installed in the drain pipe 37, the upper end of the movable rotating rod 39 extends into the detection barrel 4 and is fixedly connected with a plurality of movable scraping plates 41, the plurality of movable scraping plates 41 are distributed at intervals along the outer surface of the movable rotating rod 39, and the movable scraping plates 41 are in contact with the inner bottom surface of the detection barrel 4.
The lower extreme of activity bull stick 39 is located drain pipe 37, and fixedly connected with a plurality of second flabellums 40, and a plurality of second flabellums 40 are arranged along the surface interval of activity bull stick 39, second flabellum 40 is the slope form setting.
By means of the design, after the detection of the pesticide residues in the samples is completed, a worker can open the drain pipe 37 through the drain pump 38, at the moment, materials in the detection barrel 4 are discharged through the drain pipe 37, and when the materials flow in the drain pipe 37, the materials can impact the second fan blades 40 to enable the second fan blades 40 to rotate, the second fan blades 40 drive the movable rotating rod 39 to rotate, the movable rotating rod 39 drives the movable scraping plate 41 to rotate, the movable scraping plate 41 scrapes off the residual vegetables in the detection barrel 4, and the cleaning efficiency of the detection barrel 4 is improved.
The invention also provides a pesticide residue content detection method for vegetable processing, which is based on the pesticide residue content detection device for vegetable processing and comprises the following steps:
s1: the staff will need the vegetables that detect to put into crushing bucket 3 in, and vegetables can make bearing plate 6 drive support body 8 make screw thread change cover 9 move down, and screw thread change cover 9 is threaded connection with screw thread post 11, and screw thread change cover 9 moves down along screw thread post 11 at this moment and will drive crushing blade 10 rotation, and pivoted crushing blade 10 is broken and poured into detection bucket 4 this moment with vegetables.
In the step S1, when the bearing plate 6 reaches the bottommost position, the bearing plate 6 is separated from the limitation of the threaded post 11, and the bearing plate 6 rotates along the supporting rod 7, so that vegetables on the bearing plate 6 are poured into the detection barrel 4.
S2, in the downward moving process of the bearing plate 6, the movable support 13 and the connecting frame 43 drive the piston plate 15 to move downwards, a microliter enzyme and color reagent mixed solution is stored in the liquid storage tank 16, and the piston plate 15 moves downwards to squeeze the microliter enzyme and color reagent mixed solution in the liquid storage tank 16 and is discharged into the detection barrel 4 through the liquid discharge pipe 17, so that a sample for detecting vegetable pesticides is automatically manufactured.
S3: when mixed liquid is discharged into the detection barrel 4 through the liquid discharge pipe 17, the mixed liquid can impact the first fan blade 25 to enable the rotary column 24 to rotate, the rotary column 24 can drive the rotary plate 26 to enable the movable push column 27 to move, the movable push column 27 can drive the movable piece 28 to enable the movable rack 29 to move, the movable rack 29 is meshed with the transmission gear 30 to enable the transmission rotating rod 21 to rotate, the transmission rotating rod 21 can drive the stirring rod 22 to rotate, and mixing efficiency of mixed liquid and vegetables is improved.
S4: when the mixed liquor is stored in the detection barrel 4 to a certain amount, the floating block 36 can be moved upwards by the mixed liquor, the floating block 36 can drive the movable rotating plate 34 to rotate, one end, far away from the floating block 36, of the movable rotating plate 34 can extrude the heating switch 33 to open the heater 32, and the heater 32 can heat the mixed liquor and vegetables to provide the most suitable mixed environment of the vegetables and the mixed liquor.
And S5, the detector 5 is used for detecting the mixed liquor and the vegetables.
Example 2: as shown in fig. 11, in embodiment 2, a mounting bracket 44 is mounted on the table 1, a telescopic driving device 45 is fixedly mounted on the mounting bracket 44, and a telescopic end of the telescopic driving device 45 is fixedly connected with the connecting frame 43.
By means of the design, the telescopic driving device 45 works to enable the telescopic end of the telescopic driving device to extend or retract, at the moment, the telescopic driving device 45 can drive the connecting frame 43 to ascend or descend, and further the bearing plate 6 and the piston plate 15 can be driven to move, and the telescopic driving device is convenient to use.
The telescopic driving device 45 can adopt one of a hydraulic cylinder, a cylinder and an electric telescopic rod.
The connecting frame 43 comprises a vertical rod portion and a horizontal rod portion, the vertical rod portion and the horizontal rod portion are vertically arranged and fixedly connected, one end, far away from the vertical rod portion, of the horizontal rod portion is fixedly connected with the lower end of the movable support 13, and one end, far away from the horizontal rod portion, of the vertical rod portion is fixedly connected with the piston plate 15.
In this embodiment, in order to ensure that vegetables fall into the detection barrel 4 first, the vertical rod portion of the connecting frame 43 is a telescopic rod, when the telescopic driving device 45 drives the connecting frame 43 to move downwards, the connecting frame 43 firstly drives the movable bracket 13 to move downwards, and at this time, the movable bracket 13 drives the bearing plate 6 to move downwards so that the crushing blade 10 rotates to crush the vegetables in the crushing barrel 3.
And when the connecting frame 43 moves downwards, the telescopic rod is contracted, and when the telescopic rod is contracted to the shortest limit length, the telescopic driving device 45 continues to drive the connecting frame 43 to move downwards, so that the piston plate 15 can be driven to move downwards, and the mixed liquid of the microlitre enzyme and the color reagent in the liquid storage tank 16 is discharged.
When the telescopic driving device 45 drives the connecting frame 43 to move upwards, the connecting frame 43 firstly drives the movable bracket 13 to move upwards, and when the connecting frame 43 moves upwards, the telescopic rod stretches, and when the telescopic rod stretches to the longest limit length, the telescopic rod drives the piston plate 15 to move upwards.
Alterations, modifications, substitutions and variations of the embodiments herein will be apparent to those of ordinary skill in the art in light of the teachings of the present invention without departing from the spirit and principles of the invention.
Claims (10)
1. The utility model provides a pesticide residue content detection device for vegetable processing, includes workstation (1), its characterized in that: install on workstation (1) and detect bucket (4), the inside fixedly connected with detector (5) of detecting bucket (4), the top of detecting bucket (4) is provided with broken bucket (3), be provided with broken subassembly in broken bucket (3), one side of detecting bucket (4) is provided with liquid reserve tank (16), movable mounting has piston board (15) in liquid reserve tank (16), piston board (15) are connected with broken subassembly transmission through drive assembly, be provided with stirring subassembly in detecting bucket (4), the delivery port of liquid reserve tank (16) and the position department that detects bucket (4) are close to fluid-discharge tube (17) liquid outlet is provided with the hydraulic drive subassembly that is used for driving stirring subassembly to carry out work.
2. The pesticide residue content detection device for vegetable processing as set forth in claim 1, wherein: the crushing assembly comprises a bearing plate (6) which is slidably arranged in the crushing barrel (3), two supporting rods (7) are hinged in the inner wall of the bearing plate (6), a supporting frame body (8) is fixedly arranged at the top of the bearing plate (6), a threaded rotating sleeve (9) is rotatably arranged on the supporting frame body (8) close to the middle position of the supporting frame body, and a plurality of crushing blades (10) are fixedly connected to the outer wall of the threaded rotating sleeve (9).
3. The pesticide residue content detection device for vegetable processing as set forth in claim 2, wherein: the middle part threaded connection of screw thread commentaries on classics cover (9) has screw thread post (11), and the upper end of screw thread post (11) is connected with first support piece (12), and the other end fixed connection of first support piece (12) is on the inner wall of broken bucket (3).
4. A pesticide residue content detection apparatus for vegetable processing as set forth in claim 3, wherein: the crushing barrel is characterized in that sliding grooves (42) are respectively formed in positions, close to the end parts of the two supporting rods (7), on the inner wall of the crushing barrel (3), the sliding grooves (42) are vertically formed in the inner wall of the crushing barrel (3), the length of each sliding groove (42) is larger than that of each threaded column (11), and the end parts of the two supporting rods (7) extend into the corresponding sliding grooves (42).
5. The pesticide residue content detection device for vegetable processing as set forth in claim 4, wherein: the transmission assembly comprises a movable support (13) which is respectively arranged in the sliding groove (42), the upper end of the movable support (13) is fixedly connected with the supporting rod (7), a supporting spring (14) is sleeved on the movable support (13), and two ends of the supporting spring (14) are respectively fixedly connected with the supporting rod (7) and the inner bottom surface of the sliding groove (42).
6. The pesticide residue content detection device for vegetable processing as set forth in claim 5, wherein: the lower end of the movable support (13) penetrates through the lower end face of the crushing barrel (3) and is fixedly connected with a connecting frame (43), and the lower end of the connecting frame (43) penetrates through the liquid storage tank (16) and is fixedly connected with the piston plate (15).
7. The pesticide residue content detection device for vegetable processing as set forth in claim 6, wherein: the stirring assembly comprises a second supporting piece (20) fixedly installed on the inner wall of the detection barrel (4), a transmission rotating rod (21) is rotatably installed on the second supporting piece (20), and a plurality of stirring rods (22) are fixedly connected to the outer surface of the transmission rotating rod (21).
8. The pesticide residue content detection device for vegetable processing as set forth in claim 7, wherein: the hydraulic driving assembly comprises a supporting collar (23) fixedly installed in the liquid discharge pipe (17) and close to the inner wall of a liquid outlet of the liquid discharge pipe, a rotating column (24) is rotatably connected to the supporting collar (23), one end of the rotating column (24) is fixedly connected with a plurality of first fan blades (25), the other end of the rotating column (24) extends into the detection barrel (4) and is fixedly connected with a rotating plate (26), a movable pushing column (27) is fixedly connected to the rotating plate (26), a movable piece (28) is sleeved on the outer wall of the movable pushing column (27), a movable rack (29) is fixedly connected to one side of the movable piece (28), a transmission gear (30) is meshed to one side of the movable rack (29), and the transmission gear (30) is fixedly connected to the upper end of the transmission rotating rod (21);
and limiting plates (31) are fixedly connected to the positions, close to the two ends of the movable racks (29), on the inner wall of the detection barrel (4), and the movable racks (29) are slidably connected to the limiting plates (31).
9. The pesticide residue content detection device for vegetable processing as set forth in claim 8, wherein: the inner wall of the detection barrel (4) is fixedly provided with a heater (32), the top of the heater (32) is fixedly connected with a heating switch (33), a movable rotating plate (34) is movably arranged at a position, close to the upper part of the heating switch (33), on the inner wall of the detection barrel (4), and the other end of the movable rotating plate (34) is fixedly connected with a floating block (36);
the bottom of workstation (1) is linked together there is drain pipe (37), and the lower extreme intercommunication of drain pipe (37) has drain pump (38), the scraping subassembly is installed in the rotation on the interior bottom surface of detection bucket (4).
10. A method for detecting the content of pesticide residues for vegetable processing based on the device for detecting the content of pesticide residues for vegetable processing according to claim 9, comprising the following steps:
s1: the method comprises the steps that a worker puts vegetables to be detected into a crushing barrel (3), the vegetables can enable a bearing plate (6) to drive a supporting frame body (8) to enable a screw thread rotating sleeve (9) to move downwards, the screw thread rotating sleeve (9) moves downwards along a screw thread column (11) to drive a crushing blade (10) to rotate, and the rotating crushing blade (10) crushes the vegetables and pours the vegetables into a detection barrel (4);
s2, in the downward moving process of the bearing plate (6), the movable bracket (13) and the connecting frame (43) drive the piston plate (15) to move downwards, a microliter enzyme and color reagent mixed solution is stored in the liquid storage tank (16), and the piston plate (15) moves downwards to squeeze the microliter enzyme and color reagent mixed solution in the liquid storage tank (16) and is discharged into the detection barrel (4) through the liquid discharge pipe (17), so that a vegetable pesticide detection sample is automatically manufactured;
s3: when mixed liquid is discharged into the detection barrel (4) through the liquid discharge pipe (17), the mixed liquid can impact the first fan blade (25) to enable the rotary column (24) to rotate, the rotary column (24) can drive the rotary plate (26) to enable the movable push column (27) to move, the movable push column (27) can drive the movable piece (28) to enable the movable rack (29) to move, the movable rack (29) is meshed with the transmission gear (30) to enable the transmission rotating rod (21) to rotate, and the transmission rotating rod (21) drives the stirring rod (22) to rotate, so that the mixing efficiency of the mixed liquid and vegetables is improved;
s4: when the mixed liquid is stored in a certain amount in the detection barrel (4), the mixed liquid can enable the floating block (36) to move upwards, the floating block (36) drives the movable rotating plate (34) to rotate, one end, far away from the floating block (36), of the movable rotating plate (34) is extruded to open the heater (32) by the heating switch (33), and the heater (32) is used for heating the mixed liquid and vegetables;
s5, then the detector (5) is used for detecting the mixed liquor and the vegetables.
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