CN216646452U

CN216646452U - Food heavy metal residue detection device

Info

Publication number: CN216646452U
Application number: CN202123242240.7U
Authority: CN
Inventors: 朱久红; 郑锦彪; 周新光
Original assignee: Shanghai Envitek Environment Technology Co ltd
Current assignee: Shanghai Envitek Environment Technology Co ltd
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-05-31
Anticipated expiration: 2031-12-22

Abstract

The utility model discloses a food heavy metal residue detection device, which belongs to the technical field of food detection and comprises a workbench and a detection instrument, wherein the upper end of the workbench is provided with a mounting plate, the upper end of the mounting plate is fixedly connected with a sampling seat, a liquid storage cavity, a sampling groove and a transmission cavity are respectively formed in the sampling seat, and the inner wall of the sampling groove is provided with a plurality of screening holes communicated with the liquid storage cavity; this scheme has realized the categorised sample of melon and fruit through the sample seat, make things convenient for the detection of follow-up heavy metal, rethread elevating system, link gear and translation mechanism's cooperation, make the stripper plate extrude the interior pulp of sample groove, the juice in the pulp is extruded and is entered into the stock solution chamber, need not artifical extrusion, avoided still needing to get rid of the operation that unnecessary pulp extracted the juice in addition at present, labor intensity is reduced, the time that consumes from taking a sample to detecting simultaneously is very short, the detection accuracy is greatly improved, the result of use and the detection quality of this device have been improved.

Description

Food heavy metal residue detection device

Technical Field

The utility model relates to the technical field of food detection, in particular to a food heavy metal residue detection device.

Background

The heavy metals mainly refer to metals or metalloids such as mercury, cadmium, lead, chromium, arsenic and the like, and also refer to general heavy metals with certain toxicity, the current industry is developed very rapidly, food, soil and water are gradually polluted by industrial waste gas, waste water and waste residues, even some people directly irrigate crops by industrial waste water, so that heavy metals in soil cultivated layers are greatly enriched and accumulated, particularly in suburban areas, and the condition that the heavy metal content of the food is seriously exceeded due to the fact that inorganic chemical pesticides and the like are used in large quantities seriously affects the body health of people is seriously affected. Therefore, the heavy metal residue in the food needs to be detected, and the food is generally detected by a heavy metal detection instrument.

At present, when melon and fruit foods are detected, generally, manual squeezing is carried out on melons and fruits, juice of the squeezed melons and fruits is collected and moved into a detector to be detected, and the mode is complex in operation, time-consuming, labor-consuming and low in detection efficiency; also have and insert the pulp fruit juice of taking out the melon and fruit in the melon and fruit through the sample sword and detect, but still need get rid of unnecessary pulp in addition with the sample of inside after the sample of present sample sword, whole flow step is longer, and the time overlength also can influence the testing result degree of accuracy, especially very extravagant manpower and materials when detecting more food, the efficiency and the effect of detection are not good.

Therefore, it is necessary to provide a food heavy metal residue detection device to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a food heavy metal residue detection device to solve the technical problem.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a detection device is remained to food heavy metal, includes workstation and detecting instrument, the workstation upper end is provided with the mounting panel, mounting panel upper end fixedly connected with sample seat, inside stock solution chamber, sample groove and the transmission chamber of having seted up respectively of sample seat, the screening hole that a plurality of and stock solution chamber are linked together is seted up to the sample inslot wall, sample inslot bottom inner wall sliding connection has the movable plate, the transmission intracavity is equipped with the elevating system who is used for driving the movable plate and reciprocates, the cooperation groove has been seted up to sample groove lateral wall, cooperation inslot wall sliding connection has the stripper plate, the transmission intracavity is equipped with and is used for driving the translation mechanism that removes about the stripper plate, the transmission intracavity still is provided with the link gear.

Furthermore, elevating system is including fixed connection in the carriage release lever of movable plate lower extreme, the activity of carriage release lever lower extreme runs through the sample groove inner wall and extends to the transmission intracavity, first dog of carriage release lever lower extreme fixedly connected with, fixedly connected with cover is established at the outside first spring of carriage release lever between first dog and the transmission intracavity wall, first dog lower extreme fixedly connected with transfer line.

Further, translation mechanism is including two second springs of fixed connection in transmission chamber left wall, the one end fixedly connected with switching piece, the downside of transmission chamber left wall is kept away from to the second spring the switching piece right-hand member fixedly connected with translation piece, the lower terminal surface of translation piece is the inclined plane, switching piece left end fixedly connected with translation pole, the one end activity that the translation pole was kept away from the switching piece runs through transmission chamber left wall and fixed connection in the right-hand member of stripper plate.

Further, link gear is including two guide rails fixed connection in transmission chamber diapire and right wall respectively, two equal sliding connection has a sliding block on the guide rail, two the one end difference fixedly connected with dysmorphism board and the gangbar of guide rail are kept away from to the sliding block, dysmorphism board both ends inclined plane slides with the lower extreme of gangbar and transfer line respectively and laminates, the lower extreme inclined plane of gangbar upper end and translation piece slides and laminates.

Further, mounting panel upper end fixedly connected with support, the wall rotates before the support and is connected with the rope winding wheel, the support front end is installed and is driven rope winding wheel pivoted motor, the winding of rope winding wheel outer wall is connected with the tractive line, sample inslot inner wall sliding connection has the clearance piece, the one end fixed connection of keeping away from the rope winding wheel of tractive line is in clearance piece upper wall.

Further, detecting instrument installs in the workstation upper end, the workstation upper end is provided with first electric telescopic handle, first electric telescopic handle's flexible end fixed connection is in the mounting panel lower extreme, the intercommunication has the hose between the stock solution chamber of detecting instrument and sample seat.

Further, workstation upper end fixedly connected with support, support inner chamber top fixedly connected with rack and second electric telescopic handle, the flexible end fixedly connected with fixed plate of second electric telescopic handle, set up the through groove that can supply the sample seat to pass through on the rack.

Compared with the prior art, the utility model has the advantages that:

this scheme is through making the sample seat enter into the inside of melon and fruit, and during pulp and the juice in the melon and fruit can enter into the sample groove of sample seat, little part of juice can enter into the stock solution chamber through the screening hole during the initial time, and great pulp is then stayed in the sample groove, has realized the separation of the juice and the pulp of melon and fruit, more makes things convenient for the detection of follow-up heavy metal, has improved the accuracy that detects simultaneously. When the sampling seat continuously rises, the pulp in the sampling groove is extruded by the extrusion plate through the matching of the lifting mechanism, the linkage mechanism and the translation mechanism, and the juice in the pulp is extruded and enters the liquid storage cavity through the screening hole, so the operation is simple and convenient, manual extrusion is not needed, can effectively accomplish the separation to the pulp and the juice of melon and fruit, avoided still needing to get rid of the operation that unnecessary pulp extracted the juice in addition at present, make in the pulp juice more abundant thorough break away from out, intensity of labour has been reduced, the juice in the stock solution chamber can enter into detecting instrument and detect, the time that consumes between the detection from taking a sample is very short, the flow step is few, the remaining detection accuracy of heavy metal in the melon and fruit food has greatly been improved, the result of use and the detection quality of this device have been improved, especially when examining more food, detection efficiency and effect all obtain great improvement.

Drawings

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

FIG. 2 is a schematic view of the structure of the components on the mounting plate of the present invention;

FIG. 3 is a schematic view of the internal structure of the sample holder according to the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 3;

FIG. 5 is an enlarged view of the structure at B in FIG. 3;

FIG. 6 is an overall elevational structural schematic of the present invention;

fig. 7 is a partial structural diagram of the top of the bracket of the utility model.

The reference numbers in the figures illustrate:

1. a work table; 2. a work table; 3. mounting a plate; 4. a sampling seat; 5. a liquid storage cavity; 6. a sampling groove; 7. a transmission cavity; 8. screening holes; 9. moving the plate; 10. a mating groove; 11. a pressing plate; 12. a travel bar; 13. a first stopper; 14. a first spring; 15. a transmission rod; 16. a second spring; 17. a transfer block; 18. a translation block; 19. a translation rod; 20. a guide rail; 21. a slider; 22. a shaped plate; 23. a linkage rod; 24. a support; 25. a rope winding wheel; 26. a motor; 27. a pulling rope; 28. cleaning the block; 29. a first electric telescopic rod; 30. a hose; 31. a support; 32. placing a rack; 33. a second electric telescopic rod; 34. a fixing plate; 35. through the slot.

Detailed Description

The first embodiment is as follows:

referring to fig. 1, 3 and 6, a food heavy metal residue detection device comprises a workbench 1 and a detection instrument 2, wherein the upper end of the workbench 1 is provided with a mounting plate 3, the upper end of the mounting plate 3 is fixedly connected with a sampling seat 4, a liquid storage cavity 5, a sampling groove 6 and a transmission cavity 7 are respectively arranged in the sampling seat 4, the inner wall of the sampling groove 6 is provided with a plurality of screening holes 8 communicated with the liquid storage cavity 5, the inner wall of the bottom of the sampling groove 6 is slidably connected with a movable plate 9, a lifting mechanism for driving the movable plate 9 to move up and down is arranged in the transmission cavity 7, the side wall of the sampling groove 6 is provided with a matching groove 10, the inner wall of the matching groove 10 is slidably connected with an extrusion plate 11, a translation mechanism for driving the extrusion plate 11 to move left and right is arranged in the transmission cavity 7, a linkage mechanism is also arranged in the transmission cavity 7, the detection instrument 2 is arranged at the upper end of the workbench 1, a first electric telescopic rod 29 is arranged at the upper end of the workbench 1, the flexible end fixed connection of first electric telescopic handle 29 is in the lower extreme of mounting panel 3, and the intercommunication has hose 30 between the stock solution chamber 5 of detecting instrument 2 and sample seat 4. Through making sample seat 4 enter into the inside of melon and fruit, during pulp and the juice in the melon and fruit can enter into sample groove 6 of sample seat 4 this moment, the small part juice that flows during the initial can enter into stock solution chamber 5 through screening hole 8, and great pulp then is stayed in sample groove 6, fine realization the juice of melon and fruit and the separation of pulp, and then the detection of more convenient follow-up heavy metal, improved the accuracy that detects simultaneously. When the sampling seat 4 continuously rises, the left movement of the extrusion plate 11 is enabled to extrude pulp in the sampling groove 6 through the cooperation of the lifting mechanism, the linkage mechanism and the translation mechanism, juice in the pulp can be extruded at the moment, and the juice can enter the liquid storage cavity 5 through the screening hole 8, the operation is simple and convenient, manual extrusion is not needed, the separation of the pulp and the juice of the melon and fruit can be effectively realized, the operation that the juice is extracted by additionally removing redundant pulp at present is avoided, the juice in the pulp can be more sufficiently and thoroughly separated, the labor intensity is reduced, the juice in the liquid storage cavity 5 can enter the detection instrument 2 for detection, the consumed time from sampling to detection is short, the flow steps are few, the detection accuracy of heavy metal residue in melon and fruit food is greatly improved, the use effect and the detection quality of the device are improved, particularly when more food is detected, the method has extremely high detection efficiency and effect.

Referring to fig. 3-4, the lifting mechanism includes a movable rod 12 fixedly connected to the lower end of the movable plate 9, the lower end of the movable rod 12 movably penetrates through the inner wall of the sampling slot 6 and extends into the transmission cavity 7, a first stopper 13 is fixedly connected to the lower end of the movable rod 12, a first spring 14 sleeved outside the movable rod 12 is fixedly connected between the first stopper 13 and the inner wall of the transmission cavity 7, and a transmission rod 15 is fixedly connected to the lower end of the first stopper 13. When the accumulated pulp contacts the cleaning block 28 and presses the moving plate 9, the moving plate 9 drives the moving rod 12, the first stopper 13 and the transmission rod 15 to move downwards, and simultaneously stretches the first spring 14, and the transmission rod 15 moves downwards to trigger the linkage mechanism to move.

Referring to fig. 3 and 5, the translation mechanism includes two second springs 16 fixedly connected to the left wall of the transmission cavity 7, one end of the second spring 16 far away from the left wall of the transmission cavity 7 is fixedly connected with a transfer block 17, a synchronization rod is fixedly connected between the upper transfer block 17 and the lower transfer block 17, the right end of the lower transfer block 17 is fixedly connected with a translation block 18, the lower end surface of the translation block 18 is an inclined surface, the left end of the transfer block 17 is fixedly connected with a translation rod 19, one end of the translation rod 19 far away from the transfer block 17 movably penetrates through the left wall of the transmission cavity 7 and is fixedly connected to the right end of the extrusion plate 11, the linkage mechanism includes two guide rails 20 fixedly connected to the bottom wall and the right wall of the transmission cavity 7 respectively, two sliding rails 20 are slidably connected with sliding blocks 21, one ends of the two sliding blocks 21 far away from the guide rails 20 are fixedly connected with a special-shaped plate 22 and a linkage rod 23 respectively, two inclined surfaces of the special-shaped plate 22 are slidably attached to the lower ends of the linkage rod 23 and the transmission rod 15 respectively, the upper end of the linkage rod 23 is in sliding fit with the lower end inclined plane of the translation block 18. The drive link 15 can drive the special-shaped plate 22 of sliding fit to move right along the guide rail 20 through the sliding block 21 below after moving down, the special-shaped plate 22 can drive the linkage rod 23 of sliding fit to rise along the guide rail 20 through the sliding block 21 on the right side when moving right, the linkage rod 23 moves up and can drive the translation block 18 to move left, the translation block 18 can drive the transfer block 17 and the translation rod 19 to move left, and compress the second spring 16 simultaneously, the translation rod 19 can drive the extrusion plate 11 to move left, namely the extrusion plate 11 can move towards keeping away from the fit groove 10 towards the pulp direction, thereby the extrusion plate 11 can extrude the pulp in the sampling groove 6.

Referring to fig. 2-3, a support 24 is fixedly connected to the upper end of the mounting plate 3, a rope winding wheel 25 is rotatably connected to the front and rear walls of the support 24, a motor 26 for driving the rope winding wheel 25 to rotate is mounted at the front end of the support 24, a pulling rope 27 is wound around the outer wall of the rope winding wheel 25, a cleaning block 28 is slidably connected to the inner wall of the sampling groove 6, and one end of the pulling rope 27 far away from the rope winding wheel 25 is fixedly connected to the upper wall of the cleaning block 28. The starting motor 26 drives the rope winding wheel 25 to rotate, the traction rope 27 can be tensioned through the rope winding wheel 25, at the moment, the traction rope 27 can drive the cleaning block 28 to ascend along the inner wall of the sampling groove 6, the cleaning block 28 can gradually take out the residual fruit pulp in the sampling groove 6 when ascending, finally, the cleaning block 28 ascends to take out all the fruit pulp in the sampling groove 6, when the pulp is gradually moved away from the moving plate 9, the moving plate 9 and the pressing plate 11 are gradually returned to the initial position by the action of the first spring 14 and the second spring 16, the fruit pulp in the sampling groove 6 can be conveniently cleaned and discharged through the cleaning block 28, and then the next food detection can be carried out after the fruit pulp is washed without manual cleaning, so that the labor intensity of a large amount of manual work is reduced, and the subsequent more cleaning time is saved, and the detection efficiency of the heavy metal residue in the food is greatly improved.

Referring to fig. 1 and 6-7, a support 31 is fixedly connected to the upper end of the working table 1, a holding frame 32 and a second electric telescopic rod 33 are fixedly connected to the top of an inner cavity of the support 31, a fixing plate 34 is fixedly connected to the telescopic end of the second electric telescopic rod 33, and a through groove 35 for the sampling seat 4 to pass through is formed in the holding frame 32. Treat during melon and fruit place rack 32 that detects to lie in and run through on groove 35, then restart second electric telescopic handle 33 drives fixed plate 34 and descends, finally carries out spacing fixed to the melon and fruit of below through fixed plate 34, can effectively avoid follow-up taking place to remove unstable condition emergence to melon and fruit sampling in-process, improve follow-up operation effect.

The working principle is as follows: when using, on the melon and fruit that at first will wait to detect placed the groove 35 that runs through in the rack 32, then start second electric telescopic handle 33 again and drive fixed plate 34 and carry out spacing fixed to the melon and fruit of below. Then start first electric telescopic handle 29 and drive mounting panel 3 and rise to can drive sample seat 4 and rise, finally sample seat 4 rises and can pass through the inside that runs through groove 35 and enter into the melon and fruit, during pulp and the juice in the melon and fruit can enter into sample seat 4's sample groove 6 this moment, the less part of juice that flows out when initial can enter into stock solution chamber 5 through screening hole 8, and great pulp is then stayed in sample groove 6. When the sampling seat 4 continuously ascends, the pulp in the sampling groove 6 continuously descends, when the accumulated pulp contacts the cleaning block 28 and extrudes the moving plate 9, the moving plate 9 drives the moving rod 12, the first stop block 13 and the transmission rod 15 to move downwards and simultaneously stretches the first spring 14, the transmission rod 15 drives the sliding-jointed special-shaped plate 22 to move right along the guide rail 20 through the lower sliding block 21 after moving downwards, the sliding-jointed linkage rod 23 is driven to ascend along the guide rail 20 through the right sliding block 21 when the special-shaped plate 22 moves right, the linkage rod 23 moves upwards to drive the translation block 18 to move left, the translation block 18 drives the transfer block 17 and the translation rod 19 to move left and simultaneously compresses the second spring 16, the translation rod 19 drives the extrusion plate 11 to move left, namely, the extrusion plate 11 moves towards the direction far away from the matching groove 10 towards the pulp, so that the extrusion plate 11 extrudes the pulp in the sampling groove 6, the juice in the pulp will be squeezed out at this time, and the juice will enter the liquid storage cavity 5 through the sieving hole 8, and the juice in the liquid storage cavity 5 enters the detecting instrument 2 through the hose 30 for detection.

After finishing the detection of current melon and fruit, drive mounting panel 3 and sample seat 4 through first electric telescopic handle 29 and descend, make sample seat 4 leave behind the melon and fruit, starter motor 26 drives around rope sheave 25 and rotates, can take tightly traction rope 27 through around rope sheave 25, traction rope 27 can drive clearance piece 28 this moment and rise along the 6 inner walls in sample groove, can take out the remaining pulp in sample groove 6 gradually when clearance piece 28 rises, finally, clearance piece 28 rises and can take out the whole flesh of taking a sample in the groove 6, when keeping away from movable plate 9 gradually, can make movable plate 9 and stripper plate 11 get back to initial position gradually through first spring 14 and the 16 effect of second spring, can be convenient clear up the flesh of taking a sample 6 in the groove through clearance piece 28 after discharging, wash down and can carry out next food detection.

Claims

1. The utility model provides a detection device is remained to food heavy metal, includes workstation and detecting instrument, its characterized in that: the workstation upper end is provided with the mounting panel, mounting panel upper end fixedly connected with sample seat, stock solution chamber, sample groove and transmission chamber have been seted up respectively to sample seat inside, the screening hole that a plurality of and stock solution chamber are linked together is seted up to the sample inslot wall, sample groove bottom inner wall sliding connection has the movable plate, the transmission intracavity is equipped with the elevating system who is used for driving the movable plate and reciprocates, the cooperation groove has been seted up to the sample groove lateral wall, cooperation inslot wall sliding connection has the stripper plate, the transmission intracavity is equipped with and is used for driving the translation mechanism that removes about the stripper plate, still be provided with link gear in the transmission intracavity.

2. The device for detecting heavy metal residues in food according to claim 1, wherein: the lifting mechanism comprises a moving rod fixedly connected to the lower end of the moving plate, the lower end of the moving rod movably penetrates through the inner wall of the sampling groove and extends into the transmission cavity, a first stop block is fixedly connected to the lower end of the moving rod, a first spring is fixedly connected between the first stop block and the inner wall of the transmission cavity in a sleeved mode and outside the moving rod, and a transmission rod is fixedly connected to the lower end of the first stop block.

3. The device for detecting heavy metal residues in food according to claim 2, wherein: translation mechanism is including two second springs of fixed connection in transmission chamber left wall, the one end fixedly connected with switching piece, the downside of transmission chamber left wall is kept away from to the second spring the switching piece right-hand member fixedly connected with translation piece, the lower terminal surface of translation piece is the inclined plane, switching piece left end fixedly connected with translation pole, the one end activity that the translation pole was kept away from the switching piece runs through transmission chamber left wall and fixed connection in the right-hand member of stripper plate.

4. The device for detecting heavy metal residues in food according to claim 3, wherein: the link gear is including two guide rails of difference fixed connection in transmission chamber diapire and right wall, two equal sliding connection has a sliding block, two on the guide rail the one end difference fixedly connected with dysmorphism board and the gangbar that the guide rail was kept away from to the sliding block, dysmorphism board both ends face all is the inclined plane and laminates with the lower extreme slip of gangbar and transfer line respectively, the lower extreme inclined plane slip laminating of gangbar upper end and translation piece.

5. The device for detecting heavy metal residues in food according to claim 4, wherein: mounting panel upper end fixedly connected with support, the wall rotates before the support and is connected with the rope winding wheel, the support front end is installed and is driven rope winding wheel pivoted motor, the winding of rope winding wheel outer wall is connected with the tractive line, sample inslot inner wall sliding connection has the clearance piece, the one end fixed connection of keeping away from the rope winding wheel of tractive line is in clearance piece upper wall.

6. The device for detecting heavy metal residues in food according to claim 1, wherein: the detecting instrument is installed in the workstation upper end, the workstation upper end is provided with first electric telescopic handle, first electric telescopic handle's flexible end fixed connection is in the mounting panel lower extreme, the intercommunication has the hose between the stock solution chamber of detecting instrument and sample seat.

7. The device for detecting heavy metal residues in food according to claim 6, wherein: the utility model discloses a sample seat, including workstation, support inner chamber, the flexible end of second electric telescopic handle is fixed with the rack, workstation upper end fixedly connected with support, support inner chamber top fixedly connected with rack and second electric telescopic handle, the flexible end fixedly connected with fixed plate of second electric telescopic handle, set up the through groove that can supply the sample seat to pass through on the rack.