CN114942160A - Sampling device for food detection based on big data technology - Google Patents

Abstract

The invention belongs to the technical field of food detection, and aims to solve the problems that in the prior art, a liquid sampling function and a solid particle sampling function are difficult to combine into a whole, sampling of foods at different heights is difficult to realize, the functions are single, and the use is inconvenient; the portable sampling mechanism ingeniously integrates the solid granular food sampling function and the liquid food sampling function, improves the performance of the device, has various functions, is convenient to sample solid granular foods and liquid foods at different heights, and is beneficial to use.

Description

Sampling device for food detection based on big data technology

Technical Field

The invention relates to the technical field of food detection, in particular to a sampling device for food detection based on a big data technology.

Background

The food refers to various finished products and raw materials for people to eat or drink and the traditional food and traditional Chinese medicinal material detection, food detection is to detect harmful substances in the food according to national indexes, mainly the detection of harmful and toxic indexes such as heavy metal, aflatoxin and the like, the demand of food detection is increasing with increasing food safety problems, and the food needs to be sampled in the food detection process.

At present generally carry out liquid food through the pipeline and take out the sample in order to realize liquid food, and the manual work scoops up the sample of solid particle food in order to realize solid particle food through the ladle, it is as an organic whole to be difficult to combine liquid sampling function and solid particle sampling function, need change sampling equipment when carrying out the sample of different state food, the operation is inconvenient, and only can take a sample on the food upper strata when carrying out liquid food and solid particle food and taking a sample, be difficult to realize the sample to not co-altitude department food, cause adverse effect to subsequent food testing result.

In view of the above technical drawbacks, a solution is proposed.

Disclosure of Invention

The invention aims to provide a sampling device for food detection based on big data technology, which skillfully combines the functions of solid particle food sampling and liquid food sampling into a whole through a portable sampling mechanism, simplifies the structure of equipment, improves the performance of the device, has various functions, is convenient to sample solid particle food and liquid food at different heights, is convenient to collect sampled food, has good use effect, and solves the problems that the liquid sampling function and the solid particle sampling function are difficult to combine into a whole, the sampling of food at different heights is difficult to realize, the function is single, and the use is inconvenient in the prior art.

In order to achieve the purpose, the invention provides the following technical scheme:

a sampling device for food detection based on big data technology comprises a movable base and a vertical plate fixedly mounted at the top of the movable base through bolts, wherein a horizontal plate is fixedly mounted at the top of the vertical plate through bolts, an adjustable sampling assembly is arranged below the horizontal plate and consists of a second fixed plate and a portable sampling mechanism, and a translation mechanism is mounted on the horizontal plate and acts on the second fixed plate; the bottom of the second fixing plate is provided with an electric telescopic rod and a rack plate, and the bottom end of the electric telescopic rod is connected with the first fixing plate;

the bottom of the first fixing plate is provided with a rotary lower inserted link which is vertically arranged and connected with the portable sampling mechanism; the utility model discloses a bolt, including first fixed plate, rack plate, first bevel gear group, first rotation axis and second rotation axis, bolt fixed mounting has the L template through bolt fixed mounting, rotate through the bearing on the L template and install rotation axis and well pivot, install the gear that meshes mutually with the rack plate on the rotation axis, the one end of well pivot is connected with rotatory lower inserted bar meshing through first bevel gear group, the other end of well pivot passes through second bevel gear group and is connected with the rotation axis meshing, there is unloading delivery box through bolt fixed mounting on the riser, the sample collection pipe is placed to the below of unloading delivery box, and installs sample pipe anti-disengaging mechanism on the unloading delivery box.

Furthermore, an operation panel is installed on the vertical plate and comprises a processor and a touch screen, the processor is in communication connection with the big data platform, the big data platform sends product information and sampling requirement information of food to be sampled to the processor, and the touch screen displays the product information and the sampling requirement information of the food to be sampled; the product information of the food to be sampled comprises a food name, a production date and a batch number, and the sampling requirement information comprises sampling times, single sampling weight and corresponding sampling depth.

Further, translation mechanism is walked the translation motor of fixed mounting on the horizontal plate and is installed the double round of taking in and putting the axle and constitute in the horizontal plate bottom through the motor, and the output shaft of translation motor passes through drive belt drive double round and takes in and put the axle, the translation slide is installed through the slide rail in the bottom of horizontal plate, the bottom and the second fixed plate fixed connection of translation slide, fixed first wire rope and the second wire rope of being equipped with on the translation slide, and the other end of first wire rope and the other end of second wire rope all take in and put the hub connection with the double round.

Furthermore, the portable sampling mechanism comprises a sampling lower insertion cylinder fixedly arranged at the bottom end of the rotary lower insertion rod and a spiral tip arranged below the sampling lower insertion cylinder through a connecting rod, inclined sheets are arranged on the outer peripheral surface, close to the bottom end, of the sampling lower insertion cylinder, the number of the inclined sheets is multiple, and the inclined sheets are distributed around the sampling lower insertion cylinder in an annular array manner;

insert under the sample and seted up opening granule promotion groove down in the section of thick bamboo, the spiral is installed at the top of spiral tip and is got the material axle, and the spiral is got the material axle and is gone up to extend into granule promotion inslot and insert the section of thick bamboo through the bearing under with the sample and rotate and be connected, insert under the sample and seted up granule collecting chamber in the section of thick bamboo, granule conveying mouth and granule collecting chamber intercommunication are passed through to the upper portion in granule promotion groove, and set up the granule discharge gate that has the valve on the granule collecting chamber.

Furthermore, a placing chamber is arranged in the sampling lower inserting barrel, the placing chamber is positioned above the particle lifting groove, a fixing block is arranged in the placing chamber through a bolt, and the spiral material taking shaft extends into the placing chamber in the axial direction and is rotatably connected with the fixing block; a liquid material collecting box is fixedly arranged in the placing chamber through a bolt, a push-pull piston is arranged in the liquid material collecting box, a rotary screw rod is rotatably arranged in the liquid material collecting box through a bearing, a lifting threaded cylinder is fixedly arranged at the bottom of the push-pull piston, and the rotary screw rod is in threaded connection with the lifting threaded cylinder;

a liquid outlet pipe is mounted at the top of the liquid collecting box, a liquid pumping hose is mounted on the side wall of the liquid collecting box, and valves are mounted on the liquid outlet pipe and the liquid pumping hose; the inside cavity of material axle is got to the spiral, and the spiral is got the position that the material axle is close to the bottom and has been seted up feed liquor chamber and inlet, and the top of feed liquor movable tube is located the placing chamber and is connected with the drawing liquid hose, and the bottom of feed liquor movable tube passes fixed block and spiral downwards and gets the material axle and extend into the feed liquor intracavity, and the sealing ring is installed to the outer peripheral face of feed liquor movable tube, and the periphery of sealing ring seals the inlet.

Furthermore, a sliding block is installed in the placing chamber through a sliding chute, the sliding block is located above the fixed block and is connected with the fixed block through a first electric cylinder, a driving shaft is rotatably installed at the bottom of the sliding block through a bearing, a sampling motor is fixedly installed at the top of the sliding block through a bolt, and the output end of the sampling motor is connected with the driving shaft; a second driving bevel gear is mounted at a position, close to the top end, of the driving shaft, and the bottom end of the driving shaft penetrates through the fixed block and is connected with the first driving bevel gear;

the utility model discloses a liquid collecting device, including drive shaft, transmission shaft, liquid collection box, screw, material taking shaft, the mid-mounting of drive shaft has the outer lantern ring, and the outer lantern ring passes through installation pole and feed liquor movable tube fixed connection, the transmission shaft passes through the bearing and is connected with liquid collection box rotation, the one end of transmission shaft is located liquid collection box and is connected with rotatory screw rod meshing through third bevel gear group, the driven bevel gear of second that corresponds with second drive bevel gear is installed to the other end of transmission shaft, the spiral is got and is installed the first driven bevel gear who corresponds with first drive bevel gear on the material taking shaft.

Furthermore, the interior of the blanking output box is funnel-shaped, the bottom of the blanking output box is provided with an output port, the top end opening of the sample collecting pipe covers the output port, the sample pipe anti-disengaging mechanism comprises second electric cylinders fixedly installed on the front side and the rear side of the blanking output box, the extending end of each second electric cylinder is fixedly connected with the lower pressing plate below the corresponding second electric cylinder, horizontal guide rods are fixedly installed on the front side and the rear side of the blanking output box through installation seats, and connecting strips are installed at the two ends of each horizontal guide rod in a sliding mode;

two sets of fixedly between the connecting strip be provided with compression spring, two sets of three right angle blocks are all installed at the top of connecting strip, and the one side that two sets of three right angle blocks kept away from each other is the inclined plane and sets up and have a pinch roller groove, the bottom both sides of holding down plate are passed through the mounting bracket and are connected down the pinch roller, and push down the pinch roller of wheel impressing downwards and correspond in the pinch roller groove, install on the connecting strip along Y to the dead lever that sets up, install on the dead lever along X to the extrusion anticreep pole that sets up, and the one end that the dead lever was kept away from to the extrusion anticreep pole is installed and is carried out the arc briquetting that extrudes the anticreep to the collection appearance pipe.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the sampling of solid granular food and the sampling of liquid food can be realized through the portable sampling mechanism, the solid granular food sampling structure and the liquid food sampling structure are skillfully combined into a whole, the equipment structure is simplified, the device performance is improved, the functions are various, and the application range is wide;

2. according to the invention, the rotary lower insertion rod continuously rotates in the descending process, so that the sampling lower insertion cylinder and the spiral pointed end are continuously inserted into the solid granular food, the inserting process is smoother, the solid granular food and the liquid food at different heights can be conveniently sampled, and the rotary lower insertion rod does not need to be additionally provided with a driving device to rotate, so that the equipment cost and the operation cost are reduced;

3. according to the invention, the switching between liquid food sampling and solid particle food sampling is realized through the first electric cylinder and the driving shaft, the sampling of the solid particle food is realized when the driving shaft drives the spiral material taking shaft to rotate, the liquid food is extracted when the driving shaft drives the rotary screw rod to rotate through the driving shaft, and a plurality of driving devices are not required to be arranged to respectively act on the liquid food sampling and the solid particle food sampling, so that the equipment structure is simplified, the equipment cost is reduced, and the use is facilitated;

4. according to the sample collection device, the samples are collected through the discharging output box and conveyed into the sample collection pipe, so that food collection is facilitated, food scattering waste is avoided, the sample collection pipe is extruded and fixed through the sample pipe anti-loosening mechanism, an operator does not need to hold the sample collection pipe and receive materials in the sample collection process, the operation process is simple and labor-saving, the sample collection pipe is not prone to loosening and causing food scattering, the sample collection pipes with different diameters can be fixed in an anti-loosening mode, and the application range is wide.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings;

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a top schematic view of the rack plate and the rotating shaft of the present invention;

FIG. 4 is a schematic view of the portable sampling mechanism of the present invention;

FIG. 5 is an enlarged view of portion B of FIG. 4;

FIG. 6 is a schematic view of the liquid collection tank of FIG. 4;

FIG. 7 is a schematic view showing the connection between the fixing block and the driving shaft according to the present invention;

FIG. 8 is a schematic view of the structure of the discharging output box of the present invention;

FIG. 9 is a schematic structural view of a sample tube retaining mechanism according to the present invention;

fig. 10 is a schematic view (left side view) showing the connection of the connecting bar, the fixing lever and the pressing anti-dropping lever in the present invention.

Reference numerals: 1. a movable base; 2. a vertical plate; 3. a horizontal plate; 4. a portable sampling mechanism; 5. a discharging output box; 6. a sample tube anti-falling mechanism; 7. a sample collecting pipe; 8. a translation mechanism; 9. an electric telescopic rod; 10. a control panel; 11. a first fixing plate; 12. a rack plate; 13. a second fixing plate; 14. rotating the lower inserted link; 15. a middle rotating shaft; 16. an L-shaped plate; 17. a gear; 18. a rotating shaft; 19. a first bevel gear set; 20. a second bevel gear set; 401. sampling and inserting the cylinder downwards; 402. a helical pointed end; 403. a spiral material taking shaft; 404. a particle collection chamber; 405. a fixed block; 406. a particle lifting groove; 407. a placing chamber; 408. a liquid collection box; 409. a particle conveying port; 410. a particle discharge port; 411. oblique sheets; 412. a first electric cylinder; 413. a slider; 414. a drive shaft; 415. a sampling motor; 416. a liquid inlet movable pipe; 417. a liquid-extracting hose; 418. a drive shaft; 419. a first drive bevel gear; 420. a second drive bevel gear; 421. a first driven bevel gear; 422. a second driven bevel gear; 423. an outer collar; 424. pushing and pulling the piston; 425. a lifting threaded cylinder; 426. rotating the screw; 427. a liquid outlet pipe; 428. a third bevel gear set; 429. a liquid inlet cavity; 430. a liquid inlet; 431. a seal ring; 601. a second electric cylinder; 602. a lower pressing plate; 603. a mounting frame; 604. a lower pinch roller; 605. a connecting strip; 606. a right-angle triangular block; 607. a horizontal guide rod; 608. a compression spring; 609. a pressure wheel groove; 610. fixing the rod; 611. extruding the anti-drop rod; 612. an arc-shaped pressing block; 81. a translation motor; 82. a double-wheel folding shaft; 83. a translation sliding seat; 84. a first wire rope; 85. a second wire rope.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The first embodiment is as follows:

as shown in fig. 1-7, the sampling device for food detection based on big data technology according to the present invention comprises a movable base 1, the top of the movable base 1 is fixedly provided with a vertical plate 2 through a bolt, the top of the vertical plate 2 is fixedly provided with a horizontal plate 3 through a bolt, the horizontal plate 3 is provided with a translation mechanism 8, the translation mechanism 8 consists of a translation motor 81 and a double-wheel folding and unfolding shaft 82 arranged at the bottom of the horizontal plate 3, the translation motor 81 is fixedly arranged on the horizontal plate 3 through a motor base, an output shaft of the translation motor 81 drives a double-wheel folding and unfolding shaft 82 through a transmission belt, the bottom of the horizontal plate 3 is provided with a translation sliding seat 83 through a sliding rail, the bottom of the translation sliding seat 83 is fixedly connected with the second fixing plate 13, a first steel wire rope 84 and a second steel wire rope 85 are fixedly arranged on the translation sliding seat 83, the other end of the first steel wire rope 84 and the other end of the second steel wire rope 85 are both connected with the double-wheel folding and unfolding shaft 82; when the translation motor 81 is started, the translation motor 81 enables the double-wheel folding and unfolding shaft 82 to rotate through the transmission belt, when the double-wheel folding and unfolding shaft 82 winds and pulls the first steel wire rope 84 and releases the second steel wire rope 85, the translation sliding seat 83 slides towards the vertical plate 2, otherwise, the translation sliding seat 83 moves towards the direction far away from the vertical plate 2, and the horizontal position of the sampling component is adjusted;

an electric telescopic rod 9 and a rack plate 12 are installed at the bottom of a second fixing plate 13, the bottom end of the electric telescopic rod 9 is connected with a first fixing plate 11, a rotary lower inserted rod 14 is installed at the bottom of the first fixing plate 11, the rotary lower inserted rod 14 is vertically arranged and is connected with a portable sampling mechanism 4, an L-shaped plate 16 is fixedly installed at the bottom of the first fixing plate 11 through bolts, a rotary shaft 18 and a rotary shaft 15 are rotatably installed on the L-shaped plate 16 through bearings, a gear 17 meshed with the rack plate 12 is installed on the rotary shaft 18, the portable sampling mechanism 4 comprises a sampling lower inserted cylinder 401 fixedly installed at the bottom end of the rotary lower inserted rod 14 and a spiral pointed end 402 arranged below the sampling lower inserted cylinder 401 through a connecting rod, the electric telescopic rod 9 is continuously extended to enable the first fixing plate 11 to descend, the rotary lower inserted rod 14 descends along with the process, the gear 17 is rotated through the action of the rack plate 12 in the descending process of the first fixing plate 11, the rotating shaft 18 rotates along with the rotating shaft, the first bevel gear set 19 drives the middle rotating shaft 15 to rotate, the middle rotating shaft 15 drives the rotating lower insertion rod 14 to rotate through the second bevel gear set 20, namely the rotating lower insertion rod 14 also rotates in the descending process, so that the lower insertion rod is continuously inserted into the solid granular food under the action of the sampling lower insertion cylinder 401 and the spiral pointed end 402, the solid granular food is sampled, no additional driving equipment is needed to enable the rotating lower insertion rod 14 to rotate, and the equipment cost and the operation cost are reduced;

the periphery of the sampling lower insert cylinder 401 near the bottom end is provided with a plurality of groups of inclined sheets 411, the inclined sheets 411 are distributed around the sampling lower insert cylinder 401 in an annular array, when the rotary lower insert rod 14 enters the solid granular food downwards, the inclined sheets 411 rotate along with the rotary lower insert rod 14, and the falling of the sampling lower insert cylinder 401 is facilitated through the rotary stirring effect; a particle lifting groove 406 with a downward opening is formed in the sampling lower inserting cylinder 401, a spiral material taking shaft 403 is mounted at the top of the spiral tip 402, the spiral material taking shaft 403 extends upwards into the particle lifting groove 406 and is rotatably connected with the sampling lower inserting cylinder 401 through a bearing, a particle collecting chamber 404 is formed in the sampling lower inserting cylinder 401, solid particle food continuously enters the particle lifting groove 406 upwards through the rotation of the spiral material taking shaft 403, a particle conveying opening 409 conveys the solid particle food above the particle lifting groove 406 into the particle collecting chamber 404, the particle collecting chamber 404 collects the solid particle food, and a particle discharging opening 410 with a valve is formed in the particle collecting chamber 404;

a placing chamber 407 is formed in the sampling lower insert barrel 401, the placing chamber 407 is positioned above the particle lifting groove 406, a fixing block 405 is mounted in the placing chamber 407 through a bolt, and the spiral material taking shaft 403 extends upwards into the placing chamber 407 and is rotatably connected with the fixing block 405; a liquid collecting box 408 is fixedly arranged in the placing chamber 407 through a bolt, a push-pull piston 424 is arranged in the liquid collecting box 408, a rotary screw 426 is rotatably arranged in the bearing, a lifting threaded cylinder 425 is fixedly arranged at the bottom of the push-pull piston 424, the rotary screw 426 is in threaded connection with the lifting threaded cylinder 425, a liquid outlet pipe 427 is arranged at the top of the liquid collecting box 408, a liquid pumping hose 417 is arranged on the side wall of the liquid collecting box 408, valves are arranged on the liquid outlet pipe 427 and the liquid pumping hose 417, the spiral material taking shaft 403 is hollow, a liquid inlet cavity 429 and a liquid inlet 430 are arranged at the position of the spiral material taking shaft 403 close to the bottom end, the top end of the liquid inlet movable pipe 416 is positioned in the placing chamber 407 and connected with the liquid pumping hose 417, the bottom end of the liquid inlet movable pipe 416 downwards passes through the fixing block 405 and the spiral material taking shaft 403 and extends into the liquid inlet cavity 429, a sealing ring 431 is arranged on the outer circumferential surface of the liquid inlet movable pipe 416, and the outer circumferential surface of the sealing ring 431 seals the liquid inlet 430;

when sampling liquid food, the liquid inlet movable pipe 416 is lifted to enable the sealing ring 431 to move upwards and finish sealing the liquid inlet 430, then the valve on the liquid suction hose 417 is opened and the valve on the liquid outlet pipe 427 is closed, the rotary screw 426 is rotated, the lifting threaded cylinder 425 drives the push-pull piston 424 to move downwards, the liquid food enters the liquid inlet cavity 429 through the liquid inlet 430, the liquid food in the liquid inlet cavity 429 enters the liquid collecting box 408 through the liquid inlet movable pipe 416 and the liquid suction hose 417, sampling of the liquid food is realized, after sampling is finished, the liquid inlet movable pipe 416 is lowered, and the sealing ring 431 seals the liquid inlet 430 again.

Example two:

as shown in fig. 1, the difference between this embodiment and embodiment 1 is that a control panel 10 is installed on a vertical plate 2, the control panel 10 includes a processor and a touch screen, the processor is in communication connection with a big data platform, the big data platform sends product information of food to be sampled and sampling requirement information to the processor, the product information of the food to be sampled includes a food name, a production date and a batch number, the sampling requirement information includes a sampling frequency, a single sampling weight and a corresponding sampling depth, the touch screen displays the product information of the food to be sampled and the sampling requirement information, an operator can clearly know sampling items, the operator can conveniently perform next sampling operation, the sampling efficiency can be accelerated, further, a barcode printing device is installed on the vertical plate 2, the barcode printing device receives the sampling food information and prints to generate barcode label paper, the barcode label paper is attached to a sample collecting pipe 7 after sampling and collection are completed, the mixing is avoided, and the accuracy of the subsequent detection process is ensured.

Example three:

in the above embodiment, when sampling is completed and a sample is output, an operator needs to hold the sample collecting tube 7 and align the mouth of the sample collecting tube with the opening of the particle discharging port 410 or the opening of the liquid outlet tube 427, particles are easy to fall off during discharging, and liquid food is easy to splash around due to spraying, which causes inconvenience in food collection and waste of food, and thus needs to be improved; as shown in fig. 1 and fig. 8-10, the present embodiment is different from embodiments 1 and 2 in that a vertical plate 2 is fixedly mounted with a blanking output box 5 through bolts, a sample collecting tube 7 is placed below the blanking output box 5, the blanking output box 5 is funnel-shaped and has an output port at the bottom, the output port is covered by an opening at the top end of the sample collecting tube 7, after sampling is completed, a portable sampling mechanism 4 is inserted into the blanking output box 5 by a translation mechanism 8, then the portable sampling mechanism 4 is lowered and inserted into the blanking output box 5, a particle discharge port 410 is opened and allows a particle food to fall into the blanking output box 5 or a liquid outlet pipe 427 is opened and allows a liquid food to be ejected and flow into the blanking output box 5, and the food in the blanking output box 5 is gathered at the output port at the bottom and inserted into the sample collecting tube 7, so as to facilitate sample collection and achieve simple and rapid operation;

in the sample collection process, an operator needs to hold the sample collecting tube 7 and receive the sample, the sample collecting tube 7 is tired and is easy to loosen to cause the sample to fall when being held by the hand for a long time, and therefore the sample tube anti-falling mechanism 6 is installed on the blanking output box 5, specifically, the sample tube anti-falling mechanism 6 comprises second electric cylinders 601 fixedly installed on the front side and the rear side of the blanking output box 5, the extending ends of the second electric cylinders 601 are fixedly connected with a lower pressing plate 602 below, horizontal guide rods 607 are fixedly installed on the front side and the rear side of the blanking output box 5 through installing seats, connecting strips 605 are slidably installed at the two ends of each horizontal guide rod 607, right-angle triangular blocks 606 are installed at the tops of the two groups of connecting strips 605, the surfaces, far away from each other, of the two groups of right-angle triangular blocks 606 are inclined planes and provided with pressing wheel grooves 609, the two sides of the bottom of the lower pressing plate 602 are connected with lower pressing wheels 604 through the installing seats 603, and the lower pressing wheels 604 are pressed into the corresponding pressing wheel grooves 609 downwards, a fixed rod 610 arranged along the Y direction is installed on the connecting strip 605, an extrusion anti-falling rod 611 arranged along the X direction is installed on the fixed rod 610, and an arc-shaped pressing block 612 is installed at one end, far away from the fixed rod 610, of the extrusion anti-falling rod 611;

before sample collection is carried out, the second electric cylinder 601 extends and pushes the lower pressing plate 602 to move downwards, the lower pressing plate 602 drives the lower pressing wheels 604 on two sides to continuously descend through the mounting rack 603, the two groups of lower pressing wheels 604 extrude the right-angle triangular blocks 606 along the pressing wheel grooves 609, the distance between the two groups of right-angle triangular blocks 606 on the same side is continuously reduced, the two groups of connecting strips 605 drive the two groups of arc-shaped pressing blocks 612 to move oppositely through the fixing rods 610 and the extrusion anti-falling rods 611 and finally extrude and fix the sample collecting pipe 7, manual holding or holding of the sample collecting pipe 7 is not needed, the operation process is simple and labor-saving, the sample collecting pipe 7 is not easy to loosen to cause food scattering, the sample collecting pipes 7 with different diameters can be subjected to anti-falling fixation, and the application range is wide; preferably, a compression spring 608 is fixedly arranged between the two sets of connecting bars 605, and when the sample collecting tube 7 is loosened, the compression spring 608 pushes the two sets of connecting bars 605 to reset the arc-shaped pressing block 612.

Example four:

in the above embodiments, the sampling of the liquid food and the sampling of the solid granular food are performed separately, and each is equipped with a corresponding plurality of driving devices, which increases the equipment cost, as shown in fig. 7, the present embodiment is different from embodiments 1, 2 and 3 in that a sliding block 413 is installed in the placing chamber 407 through a sliding chute, the sliding block 413 is located above the fixed block 405 and connected with the fixed block through a first electric cylinder 412, a driving shaft 414 is installed at the bottom of the sliding block 413 through a bearing in a rotating manner, a sampling motor 415 is installed at the top of the sliding block 413 through a bolt in a fixing manner, and the driving shaft 414 is rotated by the sampling motor 415;

a second driving bevel gear 420 is arranged at the position, close to the top end, of the driving shaft 414, and the bottom end of the driving shaft 414 penetrates through the fixing block 405 and is connected with a first driving bevel gear 419; an outer collar 423 is installed in the middle of the driving shaft 414, the driving shaft 414 is rotatably connected with the outer collar 423, the outer collar 423 is fixedly connected with a liquid inlet movable pipe 416 through a mounting rod, a driving shaft 418 is rotatably connected with the liquid collecting box 408 through a bearing, one end of the driving shaft 418 is positioned in the liquid collecting box 408 and is meshed with a rotary screw 426 through a third bevel gear set 428, a second driven bevel gear 422 is installed at the other end of the driving shaft 418, and a first driven bevel gear 421 is installed on the spiral material taking shaft 403;

when solid particle food sampling is carried out, the first driving bevel gear 419 is meshed with the first driven bevel gear 421, the second driving bevel gear 420 is separated from the second driven bevel gear 422, the driving shaft 414 drives the spiral material taking shaft 403 to rotate, so that solid particle food sampling is realized, when liquid food sampling is carried out, the first electric cylinder 412 is shortened and the sliding block 413 is pulled to ascend, so that the first driving bevel gear 419 is separated from the first driven bevel gear 421, the second driving bevel gear 420 is meshed with the second driven bevel gear 422, the outer sleeve 423 pulls the liquid inlet movable pipe 416 to ascend, so that the liquid inlet 430 is not sealed by the sealing ring 431, the driving shaft 414 drives the rotating screw 426 to rotate through the transmission shaft 418, so that liquid food extraction is realized, a plurality of driving devices are not required to be arranged to respectively act on liquid food sampling and solid particle food sampling, the device structure is simplified, the equipment cost is reduced, and the use is facilitated.

The working principle of the invention is as follows: when the portable sampling mechanism 4 is used, solid granular food can be sampled, liquid food can be sampled, the solid granular food sampling structure and the liquid food sampling structure are ingeniously combined into a whole, the equipment structure is simplified, the equipment performance is improved, the functions are diversified, and the application range is wide; the first fixing plate 11 descends through the electric telescopic rod 9, the rotary lower inserted link 14 descends along with the first fixing plate, the gear 17 rotates under the action of the rack plate 12 in the descending process of the first fixing plate 11, the rotary shaft 18 rotates along with the first fixing plate and drives the rotary lower inserted link 14 to rotate through the first bevel gear set 19, the middle rotary shaft 15 and the second bevel gear set 20, the rotary lower inserted link 14 also rotates in the descending process, the sampling lower inserted cylinder 401 and the spiral pointed end 402 are continuously inserted into the solid granular food, the descending process is smoother, the liquid food and the solid granular food at different heights can be conveniently sampled, no additional driving device is needed to rotate the rotary lower inserted link 14, and the equipment cost and the operation cost are reduced;

when solid particle food sampling is carried out, the first driving bevel gear 419 is meshed with the first driven bevel gear 421, the driving shaft 414 drives the spiral material taking shaft 403 to rotate, so that solid particle food sampling is realized, when liquid food sampling is carried out, the first electric cylinder 412 is shortened and the sliding block 413 is pulled to ascend, the second driving bevel gear 420 is meshed with the second driven bevel gear 422, the outer sleeve 423 pulls the liquid inlet movable pipe 416 to ascend, the driving shaft 414 drives the rotating screw 426 to rotate through the driving shaft 418, so that liquid food sampling is realized, a plurality of driving devices are not required to be arranged to respectively act on the liquid food sampling and the solid particle food sampling, the equipment structure is simplified, the equipment cost is reduced, switching between the liquid food sampling and the solid particle food sampling is convenient, and the use is facilitated;

collect and carry to collection appearance pipe 7 in through unloading delivery box 5 to the sample, both made things convenient for the collection of food and avoided causing food unrestrained extravagant, easy operation is swift, it is fixed to extrude collection appearance pipe 7 through appearance pipe anti-disengaging mechanism 6, the sample collection process does not need handheld collection appearance pipe 7 of operating personnel and connects the material, avoid holding collection appearance pipe 7 for a long time because of the hand and tired and easily not hard up and lead to the sample unrestrained, the operation process is simple laborsaving, it is difficult for 7 production of collection appearance pipe not hard up and lead to food unrestrained yet, and can carry out the anticreep to collection appearance pipe 7 of different diameters fixedly, application scope is wide.

The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the invention as defined in the following claims.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims (7)

1. A sampling device for food detection based on big data technology comprises a movable base (1) and a vertical plate (2) fixedly mounted at the top of the movable base (1) through bolts, and a horizontal plate (3) is fixedly mounted at the top of the vertical plate (2) through bolts, and is characterized in that an adjustable sampling assembly is arranged below the horizontal plate (3), the adjustable sampling assembly consists of a second fixing plate (13) and a portable sampling mechanism (4), a translation mechanism (8) is mounted on the horizontal plate (3), and the translation mechanism (8) acts on the second fixing plate (13); the bottom of the second fixing plate (13) is provided with an electric telescopic rod (9) and a rack plate (12), and the bottom end of the electric telescopic rod (9) is connected with the first fixing plate (11);

a rotary lower inserted rod (14) is installed at the bottom of the first fixing plate (11), and the rotary lower inserted rod (14) is vertically arranged and connected with the portable sampling mechanism (4); the bottom of first fixed plate has L template (16) through bolt fixed mounting, rotate through the bearing on L template (16) and install rotation axis (18) and well pivot (15), install gear (17) with rack plate (12) engaged with on rotation axis (18), the one end of well pivot (15) is connected with rotatory lower inserted bar (14) meshing through first bevel gear group (19), the other end of well pivot (15) is connected with rotation axis (18) meshing through second bevel gear group (20), there is unloading delivery box (5) through bolt fixed mounting on riser (2), sample collection pipe (7) is placed to the below of unloading delivery box (5), and installs sample pipe anti-disengaging mechanism (6) on unloading delivery box (5).

2. The sampling device for food detection based on big data technology according to claim 1, characterized in that the vertical plate (2) is provided with a control panel (10), the control panel (10) comprises a processor and a touch screen, the processor is in communication connection with a big data platform, the big data platform sends product information and sampling requirement information of food to be sampled to the processor, and the touch screen displays the product information and the sampling requirement information of the food to be sampled; the product information of the food to be sampled comprises a food name, a production date and a batch number, and the sampling requirement information comprises sampling times, single sampling weight and corresponding sampling depth.

3. The sampling device for food detection based on big data technology according to claim 1, characterized in that the translation mechanism (8) is composed of a translation motor (81) fixedly mounted on the horizontal plate (3) through a motor base and a double-wheel folding and unfolding shaft (82) mounted at the bottom of the horizontal plate (3), an output shaft of the translation motor (81) drives the double-wheel folding and unfolding shaft (82) through a transmission belt, a translation sliding base (83) is mounted at the bottom of the horizontal plate (3) through a sliding rail, the bottom of the translation sliding base (83) is fixedly connected with the second fixing plate (13), a first steel wire rope (84) and a second steel wire rope (85) are fixedly arranged on the translation sliding base (83), and the other end of the first steel wire rope (84) and the other end of the second steel wire rope (85) are both connected with the double-wheel folding and unfolding shaft (82).

4. The sampling device for food detection based on big data technology according to claim 1, characterized in that the portable sampling mechanism (4) comprises a sampling lower insert cylinder (401) fixedly installed at the bottom end of the rotary lower insert rod (14) and a spiral tip (402) installed below the sampling lower insert cylinder (401) through a connecting rod, the outer circumferential surface of the sampling lower insert cylinder (401) close to the bottom end is provided with inclined pieces (411), the number of the inclined pieces (411) is multiple groups, and the inclined pieces are distributed in an annular array around the sampling lower insert cylinder (401);

insert under the sample and seted up granule lift groove (406) that the opening is down in section of thick bamboo (401), the top of spiral tip (402) is installed the spiral and is got material axle (403), and the spiral is got material axle (403) and upwards extends into in granule lift groove (406) and insert a section of thick bamboo (401) through the bearing and sample and rotate and be connected, insert under the sample and seted up granule collecting chamber (404) in section of thick bamboo (401), granule conveying mouth (409) and granule collecting chamber (404) intercommunication are passed through to the upper portion of granule lift groove (406), and set up granule discharge gate (410) that have the valve on granule collecting chamber (404).

5. The sampling device for food detection based on big data technology according to claim 4, characterized in that a placing chamber (407) is formed in the sampling lower insert cylinder (401), the placing chamber (407) is located above the particle lifting groove (406) and is internally provided with a fixing block (405) through a bolt, the spiral material taking shaft (403) extends upwards into the placing chamber (407) and is rotatably connected with the fixing block (405); a liquid material collecting box (408) is fixedly installed in the placing chamber (407) through a bolt, a push-pull piston (424) and a rotary screw rod (426) are installed in the liquid material collecting box (408) in a rotating mode through a bearing, a lifting threaded cylinder (425) is fixedly installed at the bottom of the push-pull piston (424), and the rotary screw rod (426) is in threaded connection with the lifting threaded cylinder (425);

a liquid outlet pipe (427) is installed at the top of the liquid collecting box (408), a liquid pumping hose (417) is installed on the side wall of the liquid collecting box (408), and valves are installed on the liquid outlet pipe (427) and the liquid pumping hose (417); the inside cavity of material axle (403) is got to the spiral, and the spiral is got the position that material axle (403) is close to the bottom and has been seted up feed liquor chamber (429) and inlet (430), the top of feed liquor movable tube (416) is located placing chamber (407) and is connected with drawing liquid hose (417), the bottom of feed liquor movable tube (416) passes fixed block (405) and spiral downwards and gets material axle (403) and extend into feed liquor chamber (429) in, sealing ring (431) are installed to the outer peripheral face of feed liquor movable tube (416), and the periphery of sealing ring (431) seals up inlet (430).

6. The sampling device for food detection based on big data technology as claimed in claim 5, characterized in that a sliding block (413) is installed in the placing chamber (407) through a sliding chute, the sliding block (413) is located above the fixed block (405) and connected with the fixed block through a first electric cylinder (412), a driving shaft (414) is rotatably installed at the bottom of the sliding block (413) through a bearing, a sampling motor (415) is fixedly installed at the top of the sliding block (413) through a bolt, and the output end of the sampling motor (415) is connected with the driving shaft (414); a second driving bevel gear (420) is installed at the position, close to the top end, of the driving shaft (414), and the bottom end of the driving shaft (414) penetrates through the fixing block (405) and is connected with a first driving bevel gear (419);

an outer sleeve ring (423) is installed in the middle of the driving shaft (414), the outer sleeve ring (423) is fixedly connected with the liquid inlet movable pipe (416) through an installation rod, the transmission shaft (418) is rotatably connected with the liquid collecting box (408) through a bearing, one end of the transmission shaft (418) is located in the liquid collecting box (408) and is meshed with a rotating screw (426) through a third bevel gear set (428), a second driven bevel gear (422) corresponding to a second driving bevel gear (420) is installed at the other end of the transmission shaft (418), and a first driven bevel gear (421) corresponding to a first driving bevel gear (419) is installed on the spiral material taking shaft (403).

7. The sampling device for food detection based on big data technology according to claim 1, wherein the blanking output box (5) is funnel-shaped and has an outlet at the bottom, the sample collecting tube (7) has an outlet at the top opening covering the outlet, the sample tube anti-slip mechanism (6) comprises a second electric cylinder (601) fixedly mounted at the front and rear sides of the blanking output box (5), the extending end of the second electric cylinder (601) is fixedly connected with a lower pressing plate (602) below, horizontal guide rods (607) are fixedly mounted at the front and rear sides of the blanking output box (5) through mounting seats, and connecting strips (605) are slidably mounted at the two ends of the horizontal guide rods (607);

two sets of fixedly between connecting strip (605) be provided with compression spring (608), two sets of right angle triangle piece (606) are all installed at the top of connecting strip (605), and the one side of keeping away from each other of two sets of right angle triangle piece (606) is the inclined plane and set up pinch roller groove (609), pinch roller (604) down is connected through mounting bracket (603) in the bottom both sides of holding down plate (602), and in pinch roller (604) corresponding pinch roller groove (609) of impressing downwards, install on connecting strip (605) along Y to dead lever (610) that sets up, install on dead lever (610) along X to extrusion anticreep pole (611) that sets up, and extrusion anticreep pole (611) keep away from the one end of dead lever (610) and install arc briquetting (612) that extrude anticreep to collection appearance pipe (7).

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