CN111751152A

CN111751152A - Sampling device for food inspection

Info

Publication number: CN111751152A
Application number: CN202010644811.0A
Authority: CN
Inventors: 刘志敏; 沈源庆; 曾海英
Original assignee: Shandong Shijin Inspection Service Co ltd
Current assignee: Shandong Shijin Inspection Service Co ltd
Priority date: 2020-07-07
Filing date: 2020-07-07
Publication date: 2020-10-09
Anticipated expiration: 2040-07-07
Also published as: CN111751152B

Abstract

The invention relates to the technical field of food sampling devices, in particular to a sampling device for food inspection. It includes the frame, the frame includes bottom plate and the baffle of vertical setting both sides around the bottom plate, is equipped with drive mechanism between two baffles of bottom plate top, covers on two baffles of drive mechanism top and establishes the mechanism that sprays, is equipped with in the frame bottom and collects the mechanism, is equipped with sampling mechanism at the frame right-hand member. Its reasonable in design, convenient operation adopts mechanical type sampling, labour saving and time saving, greatly reduced staff's working strength, improved work efficiency, avoided remaining medicament on the sampling process on the contact fruit, improved the precision that detects, guarantee the validity of data, also be suitable for equally to the harder fruit of peel, it is fixed firm during the cutting, prevent the fish tail, improved the security of operation, solved the problem that exists among the prior art.

Description

Sampling device for food inspection

Technical Field

The invention relates to the technical field of food sampling devices, in particular to a sampling device for food inspection.

Background

Along with the improvement of the living standard of people, food safety problems are more and more emphasized by people, especially imported fruits, food monitoring departments need to sample the same batch of fruits for multiple times, and the average value is obtained through multiple groups of measurement data, so that the detection accuracy is improved, and the edible safety of the imported fruits is ensured.

In the traditional sampling work, a worker generally uses a cutter to cut part of fruit, and then extracts, tests and detects the juice in the fruit sample. However, such manual operation has a number of problems:

firstly, imported fruits need to be sprayed with medicaments for long-time transportation so as to prolong the shelf life, but the residual medicaments on the fruits, including the pesticides sprayed in the growth process, have certain influence on the sampling accuracy;

secondly, for imported fruits with hard peel, such as mangosteen, pineapple and the like, workers are very time-consuming and labor-consuming when cutting with a cutter, the fruits are careless to fix, and are very easy to scratch, so that certain potential safety hazards exist;

thirdly, for imported fruits in the same batch, sampling is needed for multiple times, the working intensity of workers is high, the efficiency is low, and the requirements cannot be met.

Disclosure of Invention

The sampling device for food inspection provided by the invention is reasonable in design and convenient to operate, adopts mechanical sampling, is time-saving and labor-saving, greatly reduces the working strength of workers, improves the working efficiency, avoids contacting residual chemicals on fruits in the sampling process, improves the detection accuracy, ensures the validity of data, is also suitable for fruits with harder peels, is firmly fixed during cutting, prevents scratches, improves the operation safety, and solves the problems in the prior art.

The technical scheme adopted by the invention for solving one of the technical problems is as follows:

the utility model provides a sampling device for food inspection, includes the frame, the frame includes baffle of bottom plate and vertical setting both sides around the bottom plate, is equipped with drive mechanism between two baffles of bottom plate top, covers on two baffles of drive mechanism top and establishes and spray the mechanism, is equipped with collection mechanism in the frame bottom, is equipped with sampling mechanism at the frame right-hand member.

Preferably, drive mechanism includes the conveyer belt between two baffles in bottom plate left side top, and both ends are passed through the movable joint of driving roller respectively on two baffles about the conveyer belt, and the baffle is outwards stretched out to the first pivot of right-hand member driving roller, a plurality of running roller of activity joint between two baffles on conveyer belt right side, each running roller sets up side by side and is located the conveyer belt below, and the baffle is outwards worn out in the second pivot of each running roller rear side, around establishing driven belt in each second pivot, is equipped with the support frame on the baffle of first pivot one side, is equipped with the motor on the support frame, around establishing driving belt in output shaft, first pivot on the motor and the leftmost second pivot, the motor passes through the wire and links to each other with controlling means.

Preferably, the right side of a plane formed by the axes of the rollers arranged side by side is inclined downwards, and the axes of the rollers on the right side of the plane are close to the bottom plate.

Preferably, the spraying mechanism comprises a spraying cover covered on the two baffles, a plurality of spraying pipes with spraying holes are arranged in the spraying cover side by side, the inner ends of the spraying pipes are connected with water guide pipes arranged on the side wall of the spraying cover, and water inlet pipes of the water guide pipes penetrate out of the side wall of the spraying cover.

Preferably, the device further comprises a draining mechanism, the draining mechanism comprises a plurality of fans arranged at the top of the spraying cover, the fans are arranged on the right side of the spraying pipe, and the fans are connected with the control device through wires respectively.

Preferably, the collecting mechanism comprises a water outlet arranged on the bottom plate corresponding to the position of the spraying mechanism, a water drainage groove covered on the water outlet is arranged at the bottom of the bottom plate, and a water drainage pipe is communicated with the bottom of the water drainage groove.

Preferably, the surfaces of the bottom plates are all arranged towards the water discharge opening in a downward concave mode.

Preferably, the sampling mechanism comprises a sampling box horizontally and vertically arranged with the frame, the sampling box is communicated with the right end of the frame, the bottom plate of the sampling box is concave towards the center, the cross section of the sampling box is V-shaped, an extrusion plate arranged in parallel with the baffle is movably clamped in the sampling box, two ends of the rear side of the extrusion plate are symmetrically provided with pull plates, the two pull plates horizontally penetrate out of the sampling box and are connected with a push-pull rod, springs are symmetrically arranged on the extrusion plate between the two pull plates and the side wall of the sampling box, the side wall of the rear side of the sampling box is provided with an air cylinder, a piston rod of the air cylinder penetrates through the side wall of the sampling box and is movably clamped in an arc chute horizontally arranged in the sampling box, the extrusion plate corresponding to the position of the arc chute is provided with a sliding hole for the arc chute to penetrate through, the arc chute is provided with a sampling tube, the front end of, the front end of the arc-shaped sliding groove is provided with a positioning ring for the sampling tube to pass through, and the air cylinder is connected with the control device through a lead.

Preferably, a liquid discharge hole is formed in the center of the front side of the bottom plate of the sampling box, and the liquid discharge hole of the sampling box is communicated with the collecting mechanism through a conduit.

Preferably, the adjusting mechanism comprises an elastic shifting piece arranged on the right side of the side wall of one side baffle, a screw thread penetrates through the side baffle and abuts against the elastic shifting piece, and a rocker is arranged at the outer end of the screw.

The invention has the beneficial effects that:

by adopting the structure, the fruit sampler is reasonable in design and convenient to operate, adopts mechanical sampling, saves time and labor, greatly reduces the working strength of workers, improves the working efficiency, avoids contacting residual chemicals on fruits in the sampling process, improves the detection accuracy, ensures the validity of data, is also suitable for fruits with harder peels, is firmly fixed during cutting, prevents scratches and improves the operation safety.

Drawings

In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or components are generally identified by like reference numerals. In the drawings, elements or components are not necessarily drawn to scale.

FIG. 1 is a schematic side view of the present invention.

Fig. 2 is a rear view structural diagram of fig. 1.

Fig. 3 is a schematic top view of the structure of fig. 1.

Fig. 4 is a schematic sectional view along the direction of a-a in fig. 3.

FIG. 5 is an enlarged view of the portion B in FIG. 3

FIG. 6 is an enlarged view of the portion C in FIG. 3

Fig. 7 is a schematic perspective view of the present invention.

In the figure, 1, a bottom plate; 2. a baffle plate; 3. a conveyor belt; 4. a driving roller; 5. a first rotating shaft; 6. a roller; 7. a second rotating shaft; 8. a driven belt; 9. a support frame; 10. a motor; 11. a drive belt; 12. a spray cover; 13. spraying holes; 14. a shower pipe; 15. a water conduit; 16. a water inlet pipe; 17. a fan; 18. a water outlet; 19. a water discharge tank; 20. a drain pipe; 21. a sample cartridge; 22. a pressing plate; 23. a drawing plate; 24. a push-pull rod; 25. a spring; 26. a cylinder; 27. a piston rod; 28. an arc-shaped chute; 29. a slide hole; 30. a sampling tube; 31. an exhaust nozzle; 32. a positioning ring; 33. a drain hole; 34. a conduit; 35. an elastic shifting piece; 36. a lead screw; 37. a rocker; 38. a transparent viewing window.

Detailed Description

The invention will now be described in further detail with reference to the accompanying drawings, which are simplified schematic drawings for more clearly illustrating the technical solution of the invention, and which are only schematic illustrations of the basic structure of the invention, and should not be taken as limiting the scope of the invention.

As shown in fig. 1-7, a sampling device for food inspection comprises a frame, wherein the frame comprises a bottom plate 1 and baffle plates 2 vertically arranged on the front side and the rear side of the bottom plate 1, a transmission mechanism is arranged between the two baffle plates 2 above the bottom plate 1, a spraying mechanism is covered on the two baffle plates 2 above the transmission mechanism, a collecting mechanism is arranged at the bottom of the frame, and a sampling mechanism is arranged at the right end of the frame.

Preferably, drive mechanism includes the conveyer belt 3 between two baffles 2 in 1 left side top of bottom plate, and both ends are passed through the activity joint of drive roller 4 respectively on two baffles 2 about conveyer belt 3, and the baffle 2 is outwards stretched out in the first pivot 5 of right-hand member drive roller 4, and a plurality of running roller 6 of activity joint between two baffles 2 on 3 right sides of conveyer belt, each running roller 6 sets up side by side and is located conveyer belt 3 below, and baffle 2 is outwards worn out in the second pivot 7 of each running roller 6 rear side, winds on each second pivot 7 and establishes driven belt 8, is equipped with support frame 9 on the baffle 2 of 5 one sides of first pivot, is equipped with motor 10 on support frame 9, and around establishing initiative belt 11 on output shaft, first pivot 5 and the leftmost second pivot 7 on motor 10, motor 10 links to each other with controlling means through the wire.

Preferably, the rollers 6 arranged side by side are arranged with the right side of the plane formed by the axes of the rollers inclined downwards, and the axes of the rollers 6 on the right side of the plane are close to the bottom plate 1.

Preferably, the spraying mechanism comprises a spraying cover 12 covered on the two baffle plates 2, a plurality of spraying pipes 14 with spraying holes 13 are arranged in the spraying cover 12 side by side, the inner ends of the spraying pipes 14 are connected with a water guide pipe 15 arranged on the side wall of the spraying cover 12, and a water inlet pipe 16 of the water guide pipe 15 penetrates out of the side wall of the spraying cover 12.

Preferably, the device further comprises a draining mechanism, wherein the draining mechanism comprises a plurality of fans 17 arranged at the top of the spray cover 12, each fan 17 is arranged on the right side of the spray pipe 14, and each fan 17 is connected with the control device through a lead.

Preferably, the collecting mechanism comprises a water outlet 18 arranged on the bottom plate 1 corresponding to the position of the spraying mechanism, a water drainage groove 19 covering the water outlet 18 is arranged at the bottom of the bottom plate 1, and a water drainage pipe 20 is communicated with the bottom of the water drainage groove 19.

Preferably, the surface of the bottom plate 1 is recessed toward the drain opening 18. The sprayed water can flow to the water outlet 18 conveniently, and the water is guided and guided.

Preferably, the sampling mechanism comprises a sampling box 21 horizontally and vertically arranged with the frame, the sampling box 21 is communicated with the right end of the frame, the bottom plate of the sampling box 21 is concave towards the center, the cross section of the bottom plate is V-shaped, an extrusion plate 22 arranged in parallel with the baffle 2 is movably clamped in the sampling box 21, two ends of the rear side of the extrusion plate 22 are symmetrically provided with a pull plate 23, the two pull plates 23 horizontally penetrate out of the sampling box 21 and are connected with a push-pull rod 24, springs 25 are symmetrically arranged on the extrusion plate 22 between the two pull plates 23 and the side wall of the sampling box 21, the side wall of the rear side of the sampling box 21 is provided with an air cylinder 26, a piston rod 27 of the air cylinder 26 passes through the side wall of the sampling box 21 and is movably clamped in an arc chute 28 horizontally arranged in the sampling box 21, the extrusion plate 22 corresponding to the position of the arc chute 28 is provided with a sliding hole 29 for the arc chute 28 to pass, the front end of the sampling tube 30 is in a sharp-pointed shape, the rear end of the sampling tube 30 is provided with an exhaust nozzle 31, the front end of the arc-shaped chute 28 is provided with a positioning ring 32 for the sampling tube 30 to pass through, and the air cylinder 26 is connected with a control device through a lead.

Preferably, a drain hole 33 is formed in the center of the front side of the bottom plate of the cartridge 21, and the drain hole 33 of the cartridge 21 is communicated with the collection mechanism via a conduit 34. The residual liquid discharged from the fruit after sampling can flow into the collecting mechanism through the liquid discharge hole 33 and the conduit 34, so as to prevent the sampling box 21 from being polluted.

Preferably, the adjusting mechanism further comprises an elastic shifting sheet 35 arranged on the right side of the side wall of one side baffle plate 2, a lead screw 36 penetrates through the side baffle plate 2 in a threaded manner and abuts against the elastic shifting sheet 35, and a rocker 37 is arranged at the outer end of the lead screw 36. Can make things convenient for the staff according to the import fruit of difference, adjust the passageway that fruit got into sampling box 21, make the entering of lining up that fruit can connect one by one, prevent that once sampling from getting into a plurality of fruits.

Before the device is used, a water outlet pipe of the water supply device is connected to a water inlet pipe 16 on the spraying cover. Then, the motor 10 and the fan 17 are started to work through the control device, an output shaft of the motor 10 rotates to drive the driving belt 11 to rotate, and further drive the first rotating shaft 5 and the second rotating shaft 7 which are wound on the driving belt 11 to rotate, and when the first rotating shaft 5 rotates, the driving roller 4 is driven to rotate, and further the conveying belt 3 is twisted to move; the second rotating shaft 7 rotates, and the driven belt 8 drives other second rotating shafts 7 to rotate, so that each roller 6 rotates.

When the device is used, a worker can screen a plurality of fruits needing sampling from an imported fruit stack, then the fruits are sequentially placed on the conveying belt 3 between the two baffles 2, along with the movement of the conveying belt 3, the fruits are further driven to move forwards, and then the fruits immediately enter the spraying mechanism, water enters the water guide pipe 15 from the water inlet pipe 16 and is distributed into the spraying pipes 14, finally, the sprayed water is downwards sprayed out from the spraying pipes 14 to the outside, and then the residual agent on the fruits is washed away. On one hand, the worker observes the cleaning condition of the fruits through the transparent observation window 38, the sprayed water flows into the bottom plate 1 from the position between the conveyor belt 3 and the baffle plate 2, flows into the position of the water outlet 18 along the concave position, and finally is collected into the water drainage groove 19, and after the water is full, the water drainage pipe 20 is opened to drain the waste water outwards; on the other hand, the water falls horizontally between the rollers 6 and continues to move forward, and during the movement, the fan 17 rotates, so that the water left on the fruit is drained at an accelerated speed, and the drained water is drained downwards from between the rollers 6, flows into the drain outlet 18 along the concave position, and finally is collected in the drain groove 19. Through the driping of driping mechanism, make fruit cleaner, there is the doping of moisture in the time of preventing the sampling, influence the precision of detection data.

Meanwhile, the worker can adjust the adjusting mechanism according to the size of the fruits, and the rocking bar 37 is twisted, so that the screw rod 36 is rotated, the rear end of the screw rod 36 is further adjusted to abut against the position of the elastic shifting piece 35, and the fruits are neatly arranged on the rollers 6.

Through observation, when fruits abut against the drawing plate 23, a worker pulls the push-pull rod 24 to move backwards, so that the extrusion plate 22 moves towards the rear side wall of the sampling box 21 until the fruits enter the sampling box 21 from the front side of the extrusion plate 22, then releases the push-pull rod 24, and at the moment, the spring 25 recovers deformation, pushes the extrusion plate 22 to move forwards, so that the fruits falling into the sampling box 21 are gathered at the bottom of the V-shaped cross section until the extrusion plate 22 extrudes the fruits at the front side of the sampling box 21. During the moving process of the squeezing plate 22, the arc chute 28 passes through the sliding hole 29 of the squeezing plate 22, after the fruit is squeezed and fixed, the sampling tube 30 is put into the arc chute 28, when the sampling tube is put into the arc chute 28, the front end of the sampling tube is inserted into the positioning ring 32, and the rear end of the sampling tube abuts against the piston rod 27 of the air cylinder 26. The staff starts cylinder 26 work through controlling means, cylinder 26's piston rod 27 promotes forward rapidly, insert the spine end of sampling tube 30 front end in the fruit, it is particularly suitable for to the harder fruit of peel, can easily pierce through the peel, gas in the sampling tube 30 is along with exhaust nozzle 31 is outside discharges, resume piston rod 27's initial position, take out sampling tube 30 again, can go the laboratory chemical examination, the analysis, the sampling process, no manual contact, the influence of hand bacterium has been avoided, the precision of improvement data, the validity of assurance data, adopt mechanical type sampling, time saving and labor saving, greatly reduced staff's working strength, work efficiency is improved, also be suitable for equally to the harder fruit of peel, it is fixed firm during the cutting, prevent the fish tail, the security of operation has been improved, the problem that exists among the prior art has been solved.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; the modifications or the substitutions do not cause the essence of the corresponding technical solutions to depart from the scope of the technical solutions of the embodiments of the present invention, and the technical solutions are all covered in the scope of the claims and the specification of the present invention; it will be apparent to those skilled in the art that any alternative modifications or variations to the embodiments of the present invention may be made within the scope of the present invention.

The present invention is not described in detail, but is known to those skilled in the art.

Claims

1. The utility model provides a sampling device for food inspection which characterized in that: the automatic sampling machine comprises a frame, the frame comprises a bottom plate and baffle plates which are vertically arranged on the front side and the rear side of the bottom plate, a transmission mechanism is arranged between the two baffle plates above the bottom plate, a spraying mechanism is arranged on the two baffle plates above the transmission mechanism in a covering mode, a collecting mechanism is arranged at the bottom of the frame, and a sampling mechanism is arranged at the right end of the frame.

2. The sampling device for food inspection according to claim 1, wherein: drive mechanism includes the conveyer belt between two baffles in bottom plate left side top, and both ends are passed through the movable joint of drive roll respectively on two baffles about the conveyer belt, and the baffle is outwards stretched out to the first pivot of right-hand member drive roll, a plurality of running roller of activity joint between two baffles on conveyer belt right side, each running roller sets up side by side and is located the conveyer belt below, and the baffle is outwards worn out in the second pivot of each running roller rear side, around establishing driven belt in each second pivot, is equipped with the support frame on the baffle of first pivot one side, is equipped with the motor on the support frame, around establishing the initiative belt in output shaft, first pivot on the motor and the leftmost second pivot, the motor passes through the wire and links to each other with controlling means.

3. The sampling device for food inspection according to claim 2, wherein: the right side of a plane formed by the axes of the rollers arranged side by side is inclined downwards, and the axes of the rollers on the right side of the plane are close to the bottom plate.

4. The sampling device for food inspection according to claim 1, wherein: the spraying mechanism comprises spraying covers which are covered on the two baffle plates, a plurality of spraying pipes with spraying holes are arranged in the spraying covers side by side, the inner ends of the spraying pipes are connected with water guide pipes arranged on the side walls of the spraying covers, and water inlet pipes of the water guide pipes penetrate out of the side walls of the spraying covers.

5. The sampling device for food inspection according to claim 4, wherein: the automatic draining device is characterized by further comprising a draining mechanism, wherein the draining mechanism comprises a plurality of fans arranged at the top of the spraying cover, the fans are arranged on the right side of the spraying pipe, and the fans are connected with the control device through wires respectively.

6. The sampling device for food inspection according to claim 1, wherein: the collecting mechanism comprises a water outlet arranged on the bottom plate corresponding to the position of the spraying mechanism, a water drainage groove covered on the water outlet is arranged at the bottom of the bottom plate, and a water drainage pipe is communicated with the bottom of the water drainage groove.

7. The sampling device for food inspection according to claim 6, wherein: the bottom plate surface all sets up to the outlet direction, undercut.

8. The sampling device for food inspection according to claim 1, wherein: the sampling mechanism comprises a sampling box horizontally and vertically arranged with the frame, the sampling box is communicated with the right end of the frame, the bottom plate of the sampling box is concave towards the center, the cross section of the sampling box is V-shaped, an extrusion plate which is arranged in parallel with the baffle is movably clamped in the sampling box, two ends of the rear side of the extrusion plate are symmetrically provided with pull plates, the two pull plates horizontally penetrate out of the sampling box and are connected with a push-pull rod, springs are symmetrically arranged on the extrusion plate between the two pull plates and the side wall of the sampling box, an air cylinder is arranged on the side wall of the rear side of the sampling box, a piston rod of the air cylinder penetrates through the side wall of the sampling box and is movably clamped in an arc chute horizontally arranged in the sampling box, a slide hole for the arc chute to pass through is arranged on the extrusion plate corresponding to the position of the arc chute, a sampling tube is arranged on the arc chute, the front end of the sampling tube is in a sharp-prick, the cylinder is connected with a control device through a lead.

9. The sampling device for food inspection according to claim 9, wherein: the center of the front side of the bottom plate of the sampling box is provided with a liquid discharge hole, and the liquid discharge hole of the sampling box is communicated with the collecting mechanism through a conduit.

10. The sampling device for food inspection according to claim 1, wherein: the adjusting mechanism comprises an elastic shifting piece arranged on the right side of the side wall of one side baffle, a lead screw thread penetrates through the side baffle and abuts against the elastic shifting piece, and a rocker is arranged at the outer end of the lead screw.