CN114047022B - Sampling device for fruit pesticide residue detection - Google Patents
Sampling device for fruit pesticide residue detection Download PDFInfo
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- CN114047022B CN114047022B CN202111320401.1A CN202111320401A CN114047022B CN 114047022 B CN114047022 B CN 114047022B CN 202111320401 A CN202111320401 A CN 202111320401A CN 114047022 B CN114047022 B CN 114047022B
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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
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23N—MACHINES OR APPARATUS FOR TREATING HARVESTED FRUIT, VEGETABLES OR FLOWER BULBS IN BULK, NOT OTHERWISE PROVIDED FOR; PEELING VEGETABLES OR FRUIT IN BULK; APPARATUS FOR PREPARING ANIMAL FEEDING- STUFFS
- A23N12/00—Machines for cleaning, blanching, drying or roasting fruits or vegetables, e.g. coffee, cocoa, nuts
- A23N12/02—Machines for cleaning, blanching, drying or roasting fruits or vegetables, e.g. coffee, cocoa, nuts for washing or blanching
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
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- Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
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- Pathology (AREA)
- Apparatuses For Bulk Treatment Of Fruits And Vegetables And Apparatuses For Preparing Feeds (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a sampling device for detecting pesticide residues on fruits, which comprises a workbench, wherein a cleaning box for cleaning the fruits is fixed on the upper end surface of the workbench, a plurality of clamping components for fixing the fruits are arranged on the inner side wall of the cleaning box, a fixed disc is fixed on the upper end surface of the workbench, and a rotating disc is rotatably arranged on the upper end surface of the workbench and positioned at the circle center of the fixed disc; according to the fruit sampling device, the fixed disc, the rotary disc and the cutting plate are matched, after fruits are filled in the grooves in the rotary disc, the telescopic end of the second telescopic cylinder contracts to drive the connecting arms and the cutting plate to move downwards together to cut the fruits placed in the grooves, and then the cut fruits and the skin are pushed into the corresponding sampling pipes through the arranged push plate.
Description
Technical Field
The invention relates to the technical field of sampling devices, in particular to a sampling device for detecting pesticide residues on fruits.
Background
The development of agricultural industrialization leads the production of agricultural products to depend on exogenous substances such as pesticides, antibiotics, hormones and the like more and more, and the unreasonable use of the substances can lead the pesticide residue in the agricultural products to exceed the standard, thus affecting the edible safety of consumers, causing the consumers to have diseases and abnormal development in serious cases, and even directly causing poisoning and death. The over-standard pesticide residue also affects the trade of agricultural products, countries in the world pay high attention to the problem of pesticide residue, more and more strict limit standards are stipulated for pesticide residue in various agricultural and sideline products, and pesticide residue on the epidermis of crops such as fruits and the like can be detected.
Current fruit sampling device for pesticide residue detects, though can play the effect of sample, but can only take a sample at every turn, because the experiment detects and needs a plurality of samples, so operating personnel need operate repeatedly many times, and whole process is consuming time longer to current fruit sampling device for pesticide residue detects does not set up fruit self-cleaning subassembly, when taking a sample at every turn, still needs operating personnel to wash fruit, uses inconveniently.
Disclosure of Invention
The invention solves the problems that:
(1) the existing sampling device for detecting the pesticide residue on the fruits can only sample one sample each time, needs to be repeatedly operated by an operator for many times, and consumes a long time in the whole process;
(2) current fruit sampling device for pesticide residue detects does not set up fruit self-cleaning subassembly, and when taking a sample at every turn, still needs operating personnel to wash fruit, uses inconveniently.
The invention aims to solve the defects in the prior art and provides a sampling device for detecting pesticide residues on fruits.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a fruit sampling device for pesticide residue detects, includes the workstation, the up end of workstation is fixed with the washing case that is used for wasing fruit, is equipped with a plurality of centre gripping subassemblies that are used for fixed fruit on the inside wall of washing case, and the up end of workstation is fixed with the fixed disk, and the up end of workstation just is located fixed disk centre of a circle department and rotates and be provided with the rotary disk.
As a further technical scheme of the invention, each clamping assembly comprises an electric push rod fixed on the inner side wall of the cleaning box, and the tail end of the telescopic end of the electric push rod is fixedly sleeved with a spring clamping sleeve.
As a further technical scheme of the invention, one end of the spring clamping sleeve, which is far away from the electric push rod, is rotatably provided with a rotating frame, and one end of the rotating frame, which is far away from the electric push rod, is fixedly provided with a washing layer.
According to a further technical scheme of the invention, the upper end surface of the cleaning box is provided with a rotating motor, a driving shaft of the rotating motor penetrates into the cleaning box and is rotatably connected with the cleaning box, and a pressing plate is fixed at the tail end of the driving shaft of the rotating motor.
As a further technical scheme of the invention, an installation frame is fixed on the upper end face of the cleaning box, the rotating motor is movably arranged in the installation frame, a first telescopic cylinder is fixed on the upper end face of the installation frame, the output end of the first telescopic cylinder is fixedly connected with the upper end face of the rotating motor, and a spring is fixed between the lower end face of the rotating motor and the cleaning box.
As a further technical scheme, a rectangular groove is fixed at the bottom of the cleaning box, a conveyor belt is movably arranged on the upper end face of the workbench and under the rectangular groove and extends into the fixed disc, spray heads are fixedly arranged on two sides of the cleaning box and communicated with a water tank arranged in the workbench through connecting hoses, and opening plates are movably arranged on two sides of the cleaning box, which are not provided with the spray heads.
As a further technical scheme of the invention, the upper end surface of the fixed disk is provided with an annular groove, the outer side wall of the fixed disk is provided with a plurality of grooves, the plurality of grooves penetrate into the rotating disk, and the workbench is internally provided with a motor for rotating the rotating disk.
As a further technical scheme, a mounting groove is formed in the upper end face of the rotating disc and located at the center of the circle, a second telescopic cylinder is fixed to the bottom of the mounting groove, a mounting plate is fixed to the telescopic end of the second telescopic cylinder, a plurality of groups of connecting arms are fixed to the outer side wall of the mounting plate, and a cutting plate is fixed to one end, away from the mounting plate, of each group of connecting arms.
As a further technical scheme of the invention, the upper end face of the fixed disc is provided with a plurality of through grooves penetrating into the grooves, each through groove is movably provided with a lifting plate, the side wall of each lifting plate is provided with a through hole, and each through hole is internally provided with a sampling tube.
As a further technical scheme of the invention, a material guide cover is fixed on the upper end surface of the workbench, a discharge hole of the material guide cover is right opposite to an open-close plate of the cleaning box, and a baffle is movably arranged on the side wall of the discharge hole of the material guide cover.
The invention has the beneficial effects that:
1. through the electric push rod that sets up, the cooperation of spring card cover and rotation frame, after fruit landing from the guide cover washs the case in, the flexible end extension of a plurality of electric push rods, the electric push rod promotes and rotates the frame and removes, wash the epidermis that the layer contacted fruit until rotating the frame area, through rotating the frame, make and wash the surface that the layer more laminated in fruit, through the spring card cover, make the applicable fruit in specification variation in size of this sampling device, through the rotating electrical machines that sets up, the cooperation of first telescoping cylinder and spring, make the epidermis of pressing according to pressing panel and fruit contact the back mutually, the drive shaft of rotating electrical machines rotates, it rotates together to drive according to pressing panel and fruit, guarantee the cleaning performance to fruit.
2. Through the fixed disk that sets up, the cooperation of rotary disk and cutting board, after fruit was all loaded to recess on the rotary disk, the flexible end shrink of second telescoping cylinder, drive a plurality of linking arms and cutting board and shift down together, cut the fruit of placing in the recess, then push pedal through setting up, will be by garrulous fruit together with the epidermis, in the propelling movement sampling tube that corresponds, the sample of a plurality of fruits can once only be accomplished automatically to this sampling device, the numerous and diverse process operation of artifical sample has been alleviateed, the effectual sampling efficiency that has improved.
Drawings
FIG. 1 is a schematic external view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic top view of the cleaning tank according to the present invention;
FIG. 4 is a schematic view of the connection between the spring clamp and the rotating frame according to the present invention;
FIG. 5 is a front view of the inner structure of the cleaning tank of the present invention;
FIG. 6 is a schematic structural view of a fixing disk according to the present invention;
FIG. 7 is a schematic view of a rotary disk according to the present invention;
fig. 8 is a schematic view of the structure of the cutting board of the present invention.
In the figure: 1. a work table; 2. a cleaning tank; 3. a clamping assembly; 4. fixing the disc; 5. rotating the disc; 6. an electric push rod; 7. a spring card sleeve; 8. rotating the frame; 9. a rotating electric machine; 10. a mounting frame; 11. a first telescoping cylinder; 12. a spring; 13. a conveyor belt; 14. opening and closing the board; 15. a groove; 16. mounting a plate; 17. cutting the board; 18. a sampling tube; 19. a material guiding cover.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined objects, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.
Referring to fig. 1-8, a sampling device for fruit pesticide residue detection comprises a workbench 1, wherein a cleaning box 2 for cleaning fruits is fixed on the upper end face of the workbench 1 and used for removing soil and dust adhered to the surface of the fruits, on one hand, the sampling device simulates the cleaning flow of fruits when people eat the fruits, and on the other hand, the sampling device is convenient for experimental detection.
Be equipped with a plurality of centre gripping subassemblies 3 that are used for fixed fruit on wasing case 2's the inside wall, every centre gripping subassembly 3 is including being fixed in the electric push rod 6 on wasing case 2 inside wall, the terminal fixed cover of the flexible end of electric push rod 6 is equipped with spring card sleeve 7, the one end rotation that electric push rod 6 was kept away from to spring card sleeve 7 is provided with rotates frame 8, the one end that rotates frame 8 kept away from electric push rod 6 is fixed with the washing layer, after fruit landing to wasing case 2 from guide cover 19, the flexible end extension of a plurality of electric push rod 6, electric push rod 6 promotes to rotate frame 8 and removes, until rotating frame 8 takes the epidermis of washing layer contact fruit, through the rotation frame 8 that sets up, make the washing layer more laminate in the surface of fruit, spring card sleeve 7 through setting, make this sampling device applicable in the fruit of specification variation in size.
The upper end face of the cleaning box 2 is provided with a rotating motor 9, a driving shaft of the rotating motor 9 penetrates into the cleaning box 2 and is rotatably connected with the cleaning box 2, the tail end of the driving shaft of the rotating motor 9 is fixedly provided with a pressing plate, the upper end face of the cleaning box 2 is fixedly provided with an installation frame 10, the rotating motor 9 is movably arranged in the installation frame 10, the upper end face of the installation frame 10 is fixedly provided with a first telescopic cylinder 11, the output end of the first telescopic cylinder 11 is fixedly connected with the upper end face of the rotating motor 9, a spring 12 is fixedly arranged between the lower end face of the rotating motor 9 and the cleaning box 2, when fruits are conveyed into the cleaning box 2 through a conveyor belt 13, the output end of the first telescopic cylinder 11 extends to push the rotating motor 9 to displace downwards, in the process that the rotating motor 9 displaces downwards, the pressing plate is driven to move downwards until the pressing plate is contacted with the skin of the fruits, and then when the driving shaft of the rotating motor 9 rotates, drive and rotate according to pressing the clamp plate and fruit together, guarantee the cleaning performance to fruit.
The bottom of wasing case 2 is fixed with the rectangular channel, the activity is provided with conveyer belt 13 under the up end of workstation 1 and being located the rectangular channel, conveyer belt 13 extends to in the fixed disk 4, the fixed shower head that is provided with in both sides of wasing case 2, the shower head passes through the water tank intercommunication of coupling hose and the inside setting of workstation 1, it is provided with opening plate 14 to be located the equal activity in both sides that wash case 2 does not set up the shower head, shower head through setting up, spray the surface of waiting to wash fruit with the water in the water tank, get rid of the dirt that bonds on the fruit epidermis, the outage has been seted up to the interior bottom of wasing case 2.
The up end of workstation 1 is fixed with fixed disk 4, the breach has been seted up to one side of fixed disk 4, the up end of workstation 1 just is located 4 centre of a circle of fixed disk and rotates and is provided with rotary disk 5, the ring channel has been seted up to the up end of fixed disk 4, a plurality of recesses 15 have been seted up on the lateral wall of fixed disk 4, a plurality of recesses 15 all run through to in the rotary disk 5, the activity is provided with the push pedal that a plurality of cooperation recesses 15 used in the rotary disk 5, be provided with the motor that is used for rotating rotary disk 5 in the workstation 1, after fruit washs in wasing case 2 and finishes, the open-close board 14 is opened, under the drive of conveyer belt 13, fruit is from the breach department of fixed disk 4, roll in the recess 15 in the rotary disk 5, until recess 15 on the rotary disk 5 all loads fruit.
The up end of rotary disk 5 just is located centre of a circle department and has seted up the mounting groove, the bottom of mounting groove is fixed with the second telescoping cylinder, the flexible end of second telescoping cylinder is fixed with mounting panel 16, be fixed with the multiunit linking arm on mounting panel 16's the lateral wall, the one end that mounting panel 16 was kept away from to every group linking arm all is fixed with cutting board 17, treat that recess 15 on the rotary disk 5 all loads onto fruit after, the flexible end shrink of second telescoping cylinder, in this process, it shifts down together to drive a plurality of linking arms and cutting board 17, cut the fruit of placing in recess 15, because cutting board 17 is in the ring channel, and only a part of side of fruit is in the ring channel, so cutting board 17 is at the in-process of removing down, can cut up the fruit that is in the ring channel, be used for the experiment detects.
A plurality of logical grooves that run through to recess 15 in have been seted up to the up end of fixed disk 4, every is led to the inslot equal activity and is provided with the lifter plate, the through-hole has all been seted up on the lateral wall of every lifter plate, equal movable mounting has sampling tube 18 in every through-hole, cut up the back with partial fruit when cutting plate 17, the push pedal that sets up in the rotary disk 5 promotes fruit and removes to the direction that is close to the lifter plate, because equal movable mounting has sampling tube 18 on the lateral wall of lifter plate, so the push pedal is at the in-process that removes, can be with being cut up fruit together with the epidermis, in the sampling tube 18 that the propelling movement corresponds, the sample of a plurality of fruits can once only be accomplished automatically to this sampling device, the numerous and diverse process operation of artifical sample has been alleviateed, the effectual sampling efficiency that has improved.
The upper end face of the workbench 1 is fixed with a material guide cover 19, a discharge hole of the material guide cover 19 is right opposite to the opening plate 14 of the cleaning box 2, a baffle is movably arranged on the side wall of the discharge hole of the material guide cover 19, and fruits in the material guide cover 19 can be controlled to sequentially slide into the cleaning box 2 through the arranged baffle.
When the fruit washing device is used, fruits to be sampled and detected are put into the material guide cover 19, the fruits slide into the washing box 2 through the material guide cover 19, then the telescopic ends of the electric push rods 6 extend, the electric push rods 6 push the rotating frame 8 to move until the rotating frame 8 drives the washing layer to contact with the skin of the fruits, the washing layer is enabled to be more attached to the surface of the fruits through the arranged rotating frame 8, the device is applicable to the fruits with different specifications and sizes through the arranged spring clamp sleeve 7, after the fruits are conveyed into the washing box 2 through the conveying belt 13, the output end of the first telescopic cylinder 11 extends to push the rotating motor 9 to move downwards, the rotating motor 9 drives the pressing plate to move downwards in the downward displacement process until the pressing plate is contacted with the skin of the fruits, then the driving shaft of the rotating motor 9 drives the pressing plate to rotate together with the fruits to ensure the washing effect on the fruits, after the fruits are cleaned in the cleaning box 2, the opening plate 14 is opened, under the driving of the conveyor belt 13, the fruits roll to the grooves 15 in the rotating disc 5 from the notches of the fixed disc 4 until the grooves 15 on the rotating disc 5 are filled with the fruits, then the telescopic end of the second telescopic cylinder contracts, in the process, the connecting arms and the cutting plate 17 are driven to move downwards together to cut the fruits placed in the grooves 15 for experimental detection, after the cutting plate 17 cuts partial fruits, the push plate arranged in the rotating disc 5 pushes the fruits to move towards the direction close to the lifting plate, and as the sampling pipes 18 are movably arranged on the side wall of the lifting plate, the cut fruits and the skin of the push plate can be pushed to the corresponding sampling pipes 18 in the moving process, the sampling device can automatically finish sampling of a plurality of fruits at one time, thereby lightening the complicated process operation of manual sampling, the sampling efficiency is effectively improved.
Although the present invention has been described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the present invention.
Claims (1)
1. A sampling device for detecting pesticide residues on fruits comprises a workbench (1), and is characterized in that a cleaning box (2) for cleaning the fruits is fixed on the upper end face of the workbench (1), a plurality of clamping assemblies (3) for fixing the fruits are arranged on the inner side wall of the cleaning box (2), a fixed disc (4) is fixed on the upper end face of the workbench (1), and a rotating disc (5) is rotatably arranged on the upper end face of the workbench (1) and positioned at the circle center of the fixed disc (4);
each clamping component (3) comprises an electric push rod (6) fixed on the inner side wall of the cleaning box (2), and a spring clamping sleeve (7) is fixedly sleeved at the tail end of the telescopic end of the electric push rod (6);
one end of the spring clamp sleeve (7) far away from the electric push rod (6) is rotatably provided with a rotating frame (8), and one end of the rotating frame (8) far away from the electric push rod (6) is fixedly provided with a washing layer;
a rotating motor (9) is arranged on the upper end face of the cleaning box (2), a driving shaft of the rotating motor (9) penetrates into the cleaning box (2) and is rotatably connected with the cleaning box (2), and a pressing plate is fixed at the tail end of the driving shaft of the rotating motor (9);
an installation frame (10) is fixed on the upper end face of the cleaning box (2), the rotating motor (9) is movably arranged inside the installation frame (10), a first telescopic cylinder (11) is fixed on the upper end face of the installation frame (10), the output end of the first telescopic cylinder (11) is fixedly connected with the upper end face of the rotating motor (9), and a spring (12) is fixed between the lower end face of the rotating motor (9) and the cleaning box (2); after fruits are conveyed into the cleaning box (2) through the conveying belt (13), the output end of the first telescopic cylinder (11) extends to push the rotary motor (9) to move downwards, the pressing plate is driven to move downwards in the process that the rotary motor (9) moves downwards until the pressing plate is contacted with the skin of the fruits, and then the driving shaft of the rotary motor (9) rotates to drive the pressing plate and the fruits to rotate together to ensure the cleaning effect on the fruits;
a rectangular groove is fixed at the bottom of the cleaning box (2), a conveyor belt (13) is movably arranged on the upper end face of the workbench (1) and is positioned right below the rectangular groove, the conveyor belt (13) extends into the fixed disc (4), spray heads are fixedly arranged on two sides of the cleaning box (2), the spray heads are communicated with a water tank arranged in the workbench (1) through connecting hoses, and open-close plates (14) are movably arranged on two sides of the cleaning box (2) where the spray heads are not arranged;
an annular groove is formed in the upper end face of the fixed disc (4), a plurality of grooves (15) are formed in the outer side wall of the fixed disc (4), the grooves (15) penetrate into the rotating disc (5), a plurality of push plates matched with the grooves (15) in use are movably arranged in the rotating disc (5), and a motor used for rotating the rotating disc (5) is arranged in the workbench (1); after the fruits are cleaned in the cleaning box (2), the opening plate (14) is opened, and the fruits roll into the grooves (15) in the rotating disc (5) from the notches of the fixed disc (4) under the driving of the conveyor belt (13) until the grooves (15) on the rotating disc (5) are filled with the fruits;
a mounting groove is formed in the upper end face of the rotating disc (5) and located at the circle center, a second telescopic cylinder is fixed at the bottom of the mounting groove, a mounting plate (16) is fixed at the telescopic end of the second telescopic cylinder, a plurality of groups of connecting arms are fixed on the outer side wall of the mounting plate (16), and a cutting plate (17) is fixed at one end, far away from the mounting plate (16), of each group of connecting arms; after the grooves (15) on the rotating disc (5) are filled with fruits, the telescopic end of the second telescopic cylinder contracts, in the process, the connecting arms and the cutting plate (17) are driven to move downwards together to cut the fruits placed in the grooves (15), and the cutting plate (17) is located in the annular groove, and only a part of the side edge of the fruits is located in the annular groove, so that the fruits in the annular groove can be cut up by the cutting plate (17) in the downward moving process;
the upper end face of the fixed disc (4) is provided with a plurality of through grooves penetrating into the grooves (15), each through groove is movably provided with a lifting plate, the side wall of each lifting plate is provided with a through hole, and each through hole is internally provided with a sampling pipe (18); after the cutting plate (17) cuts up part of the fruits, the push plate arranged in the rotating disc (5) pushes the fruits to move towards the direction close to the lifting plate, and because the sampling tubes (18) are movably arranged on the side wall of the lifting plate, the cut fruits and the skins can be pushed into the corresponding sampling tubes (18) by the push plate in the moving process;
a material guide cover (19) is fixed on the upper end face of the workbench (1), a discharge hole of the material guide cover (19) is right opposite to an opening plate (14) of the cleaning box (2), and a baffle is movably arranged on the side wall of the discharge hole of the material guide cover (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111320401.1A CN114047022B (en) | 2021-11-09 | 2021-11-09 | Sampling device for fruit pesticide residue detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111320401.1A CN114047022B (en) | 2021-11-09 | 2021-11-09 | Sampling device for fruit pesticide residue detection |
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| Publication Number | Publication Date |
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| CN114047022A CN114047022A (en) | 2022-02-15 |
| CN114047022B true CN114047022B (en) | 2022-08-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111320401.1A Active CN114047022B (en) | 2021-11-09 | 2021-11-09 | Sampling device for fruit pesticide residue detection |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115406706B (en) * | 2022-11-03 | 2023-05-09 | 君华高科集团有限公司 | Full-automatic food sampling robot based on image recognition |
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| CN204405358U (en) * | 2015-01-27 | 2015-06-17 | 济宁市兖州区检验检测中心 | Fruit sampler |
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| Publication number | Publication date |
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| CN114047022A (en) | 2022-02-15 |
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