CN113654824B - Sampling device and detection method for food detection - Google Patents
Sampling device and detection method for food detection Download PDFInfo
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- CN113654824B CN113654824B CN202111029769.2A CN202111029769A CN113654824B CN 113654824 B CN113654824 B CN 113654824B CN 202111029769 A CN202111029769 A CN 202111029769A CN 113654824 B CN113654824 B CN 113654824B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/00584—Control arrangements for automatic analysers
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/0099—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor comprising robots or similar manipulators
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/02—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor using a plurality of sample containers moved by a conveyor system past one or more treatment or analysis stations
- G01N35/04—Details of the conveyor system
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
- G01N2001/1418—Depression, aspiration
- G01N2001/1427—Positive displacement, piston, peristaltic
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N2035/00178—Special arrangements of analysers
- G01N2035/00188—Special arrangements of analysers the analyte being in the solid state
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N2035/00178—Special arrangements of analysers
- G01N2035/00207—Handling bulk quantities of analyte
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Abstract
The invention discloses a sampling device and a detection method for food detection, and particularly relates to the technical field of food detection. According to the invention, by arranging the solid sampling mechanism, when the timing switch reaches the set time, the slide block and the mechanical claw start to work, the sample is sampled and put into the sample storage box, the sample impacts the impeller and drives the sleeve to rotate in the falling process, and after the sleeve stops, the fifth electrode plate on the inner wall of the sleeve is randomly contacted with the fourth electrode plate, so that the interval time of the next sampling is randomly set, the time is not regularly circulated, the human power is difficult to interfere, the randomness of the sampling is higher, and the reliability of the sample is better.
Description
Technical Field
The invention relates to the technical field of food detection, in particular to a sampling device and a detection method for food detection.
Background
The people take food as a day, the safety is the minimum requirement for food consumption, the safety is not realized, and the color, the smell and the nutrition are not in question; safety is the highest requirement for food consumption, and is about health and life of common people, so that the food safety is overwhelmed, people need safe food, and people need to maintain the food safety.
At present, various foods on the market are in full of flowers and full of eyes, and in various links of production, processing, sales and the like, the safety of the foods is strictly regulated, and particularly in the production and processing process, various indexes of the foods are strictly checked, so that the requirements are met.
In the process of producing food, a sampling detection mode is generally adopted, but different types of food have certain defects in the sampling mode, for example, liquid food is generally conveyed through a pipeline in the process of producing, the same batch of liquid food is mixed in the pipeline, once sampling is problematic, the same batch of liquid food cannot be ensured to be safe, and the same batch of liquid food needs to be destroyed uniformly, so that a large amount of waste is possibly caused in the process.
The sampling of individual solid foods is generally carried out by mechanical devices, which generally operate following a specific program, so that the randomness of the sampling is not guaranteed.
Disclosure of Invention
In order to overcome the above-mentioned drawbacks of the prior art, the present invention provides a sampling device and a detection method for food detection, so as to solve the above-mentioned problems occurring in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a sampling device for food detection, includes the base, the fixed conveyer belt that is equipped with in base top, the conveyer belt front side is equipped with conveying channel, the conveyer belt rear side is equipped with the sample and deposits the case, conveying channel inside is equipped with liquid sampling mechanism, the case top is deposited to the sample is equipped with solid sampling mechanism.
Further, the liquid sampling mechanism comprises a motor, the motor is fixed to be established in the conveying channel front side, the conveying channel is inside to be equipped with two drum shafts, both sides inner wall passes through bearing swing joint around drum shaft both ends respectively with the conveying channel, drum shaft outer end is fixed to be equipped with the cylinder, the cylinder outer end is equipped with conveyor belt, two be connected through the cylinder between the conveyor belt, conveyor belt outside contacts with the conveying channel inner wall, one of them drum shaft one end extends to the conveying channel front side and with the output shaft fixed connection of motor, the conveyor belt is inside to be fixed to be equipped with a plurality of storage cylinders, first opening has been seted up to the storage cylinder outer end, a plurality of second openings have been seted up to conveyor belt outside, the second opening communicates with each other with first opening and one-to-one.
Further, a plurality of second electrode slices are inlaid outside the conveying belt, the second electrode slices are arranged on one side of the second opening and correspond to the second opening and the storage cylinder one by one, a third electrode slice is inlaid outside the conveying belt, a first electrode slice is inlaid at the bottom end inside the conveying channel, the top end of the first electrode slice is in contact with the outer end of the conveying belt, an electronic counter is fixedly arranged on the front side of the conveying channel, the electronic counter is electrically connected with the second electrode slice, the third electrode slice and the first electrode slice, an anti-slip pad is fixedly arranged on the inner side of the conveying belt, and the inner side of the anti-slip pad is in contact with the outer end of the roller.
Further, the fixed collection pipe that is equipped with in conveying channel bottom, the fixed electro-magnet that is equipped with on collection pipe one side inner wall, the fixed spring that is equipped with in electro-magnet one side, electro-magnet and first electrode piece, second electrode piece electric connection, spring one end is fixed and is equipped with the sealing block, the sealing block outer end contacts with collection pipe inner wall, collection pipe one end is fixed and is equipped with the suction tube, suction tube one end and conveying channel bottom fixed connection, collection pipe bottom is fixed and is equipped with the discharge tube, all fixed the check valve that is equipped with on collection pipe, the discharge tube, the position of collection pipe and first electrode piece is corresponding.
Further, conveying channel one side top and opposite side bottom all are fixed and are equipped with the connecting channel, conveying channel one end and base top fixed connection, conveying channel bottom mounting is equipped with the backup pad, backup pad one end and base top fixed connection, conveying channel inside is equipped with the diaphragm, both sides respectively with conveying channel front and back both sides inner wall fixed connection around the diaphragm, the diaphragm is established between two rollers of conveying belt inboard, a plurality of recesses have all been seted up to diaphragm top and bottom, the inside roller bearing that is equipped with of recess, both ends of roller bearing pass through bearing swing joint with both sides inner wall around the recess respectively, the roller bearing outer end contacts with slipmat inboard.
Further, the solid sampling mechanism comprises a fixed plate, the fixed plate is established at the sample and is deposited the case top, the fixed plate bottom is equipped with the slider and passes through electronic slide rail swing joint with the slider, the slider bottom is equipped with the gripper, gripper top fixed connection rope that is equipped with, slider bottom fixed connection is equipped with the support, the inside fixed axle that is equipped with of support, the fixed axle both ends respectively pass through electronic pivot swing joint with support both sides inner wall, connection rope one end and fixed axle outer end fixed connection and around establishing at the fixed axle outer end, the case top is deposited to the sample is equipped with the dead lever, the dead lever outer end is equipped with the sleeve pipe, the fixed a plurality of fifth electrode pieces that are equipped with on the sleeve pipe inner wall, the dead lever outer end is inlayed and is had the fourth electrode piece, fourth electrode piece contacts with the fifth electrode piece, the fixed a plurality of impellers that are equipped with in sleeve pipe outer end, impeller one end of sleeve pipe bottom extends to the sample and deposits the incasement portion, be equipped with time switch between case and the fixed plate, time switch and electronic slide rail, electronic pivot, gripper electric connection, fourth electrode piece, time switch and time switch electric connection.
Further, the fixed riser that is equipped with of case rear side is deposited to the sample, case and riser are all fixed to be established on the base top, the fixed plate is fixed to be established on the riser top, the fixed setting is at the riser front side to the time switch, the connecting plate is all fixed to be equipped with in riser both sides, connecting plate one end extends to the sample and deposits the case top, the dead lever is established between two connecting plates and both ends respectively with two connecting plate fixed connection, the dead lever outer end is fixed to be equipped with two spacing rings, the sleeve pipe is established between two spacing rings.
Further, the inner wall of the sample storage box is fixedly provided with a plurality of inclined plates, and one side of the sample storage box is provided with a box door and is movably connected with the box door through a hinge.
The invention also comprises a food sampling detection method, and the sampling device is used for sampling detection.
The invention has the technical effects and advantages that:
1. according to the invention, large batches of liquid foods are divided into small batches to be conveyed through the conveying belt and the storage barrels, and meanwhile, the third electrode plate outside the conveying belt is contacted with the first electrode plate once, the electronic counter records the number of turns of the movement of the conveying belt once, and meanwhile, the electronic counter records once when the first electrode plate is contacted with the second electrode plate once, so that the samples sampled each time and the liquid foods transported by the corresponding storage barrels in the corresponding number of turns can be marked by means of the two recorded data, when the detection result of the samples is problematic, the liquid foods transported by the corresponding storage barrels in the corresponding number of turns can be found according to the recorded data, further, a processing measure is made, and because the storage barrels are not communicated with each other, the liquid foods are not communicated with each other in the process of conveying the liquid foods, only a small batch of liquid foods with problems need to be processed, and all liquid foods in a large batch need not to be processed, so that the loss is avoided.
2. According to the invention, by setting the solid sampling mechanism and utilizing the timing switch to set time, after the timing switch reaches the set time, the sliding block and the mechanical claw start to work, samples transported on the conveyor belt are sampled and put into the sample storage box, the samples impact the impeller and drive the sleeve to rotate in the process of falling into the sample storage box, and after the sleeve stops, the fifth electrode plate on the inner wall of the sleeve is randomly contacted with the fourth electrode plate, so that the interval time of next sampling is randomly set, the interval time of sampling is randomly determined, no rule can be followed, the human power is difficult to intervene, the randomness of sampling is stronger, and the reliability of the samples is better.
Drawings
Fig. 1 is a perspective view of the present invention.
Fig. 2 is a perspective semi-cutaway view of a transfer channel of the present invention.
Fig. 3 is a perspective semi-sectional view of the conveyor belt of the present invention.
Fig. 4 is a perspective view of a conveyor channel according to the present invention.
Fig. 5 is a perspective view of the slider and the gripper of the present invention.
Fig. 6 is a perspective semi-sectional view of a sleeve of the present invention.
FIG. 7 is a perspective semi-sectional view of the sample storage case of the present invention.
Fig. 8 is a perspective semi-cutaway view of the collection tube of the present invention.
The reference numerals are: 1. a base; 2. a motor; 3. a connection channel; 4. a conveyor belt; 5. a mechanical claw; 6. a fixing plate; 7. a vertical plate; 8. a slide block; 9. a timing switch; 10. an impeller; 11. a sleeve; 12. a connecting plate; 13. a door; 14. a sample storage case; 15. a sloping plate; 16. a support plate; 17. an electromagnet; 18. an electronic counter; 19. a conveying channel; 20. a storage cylinder; 21. a roller; 22. a groove; 23. a conveyor belt; 24. a cross plate; 25. a first opening; 26. a first electrode sheet; 27. a roller; 28. a drum shaft; 29. an anti-slip pad; 30. a second opening; 31. a second electrode sheet; 32. a third electrode sheet; 33. a limiting ring; 34. a fourth electrode sheet; 35. a fifth electrode sheet; 36. a fixed rod; 37. a fixed shaft; 38. a connecting rope; 39. a bracket; 40. a collection tube; 41. a discharge pipe; 42. a suction pipe; 43. a sealing block; 44. and (3) a spring.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-8 of the specification, a sampling device for food detection in this embodiment includes a base 1, a conveyor belt 4 is fixedly disposed at the top end of the base 1 and is used for conveying solid food, a conveying channel 19 is disposed at the front side of the conveyor belt 4 and is used for conveying liquid food, a sample storage box 14 is disposed at the rear side of the conveyor belt 4, a liquid sampling mechanism is disposed inside the conveying channel 19, and a solid sampling mechanism is disposed at the top of the sample storage box 14.
The liquid sampling mechanism comprises a motor 2, the motor 2 is fixedly arranged at the front side of a conveying channel 19 and provides power for transmission through the motor 2, two roller shafts 28 are arranged in the conveying channel 19, two ends of each roller shaft 28 are respectively and movably connected with the inner walls of the front side and the rear side of the conveying channel 19 through bearings, a roller 27 is fixedly arranged at the outer end of each roller shaft 28, a conveying belt 23 is arranged at the outer end of each roller 27, two conveying belts 23 are connected through the corresponding roller 27, the outer ends of the conveying belts 23 are in contact with the inner wall of the conveying channel 19 so as to seal the corresponding storage drums 20, one end of each roller shaft 28 extends to the front side of the conveying channel 19 and is fixedly connected with an output shaft of the motor 2, a plurality of storage drums 20 are fixedly arranged in the conveying belt 23, large-batch liquid is conveyed in small batches through the corresponding storage drums 20, a first opening 25 is formed in the outer end of each storage drum 20, a plurality of second openings 30 are formed in the outer end of each conveying belt 23, and the second openings 30 are communicated with the first openings 25 in a one-to-one correspondence mode.
The utility model discloses a conveyer belt, including conveyer belt 23, first electrode slice 26, conveyer belt, electronic counter 18, third electrode slice 32, first electrode slice 26, conveyer belt 23, electronic counter 18, second electrode slice 31, third electrode slice 32, conveyer belt 23 is inlayed to a plurality of second electrode slice 31, second electrode slice 31 is established in second opening 30 one side and is in one-to-one correspondence with second opening 30 and conveyer belt 20 to this is marked every conveyer belt 20, simultaneously carries out the record to the number of turns that conveyer belt 23 moved, first electrode slice 26 is inlayed to the inside bottom of conveyer passage 19, first electrode slice 26 top contacts with conveyer belt 23 outer end, conveyer passage 19 front side is fixed and is equipped with electronic counter 18, record corresponding conveyer belt 20 and conveyer belt 23 pivoted number of turns, electronic counter 18 and second electrode slice 31, third electrode slice 32, first electrode slice 26 electric connection, conveyer belt 23 inboard is fixed and is equipped with slipmat 29, slipmat 29 inboard contacts with roller 27 outer end.
The fixed collection pipe 40 that is equipped with in transfer passage 19 bottom, be equipped with electromagnet 17 on the fixed inner wall in collection pipe 40 one side, electromagnet 17 one side is fixed and is equipped with spring 44, electromagnet 17 and first electrode piece 26, second electrode piece 31 electric connection utilize the magnetic force drive sealing block 43 of electromagnet 17 to remove, spring 44 one end is fixed and is equipped with sealing block 43, sealing block 43 outer end contacts with collection pipe 40 inner wall, collection pipe 40 one end is fixed and is equipped with suction pipe 42, suction pipe 42 one end and transfer passage 19 bottom fixed connection, collection pipe 40 bottom fixed is equipped with discharge pipe 41, all be equipped with the check valve on collection pipe 40, the discharge pipe 41 on all, collection pipe 40 is corresponding with the position of first electrode piece 26, and suction pipe 42 is inhaled the sample, and discharge pipe 41 discharges the sample.
The utility model discloses a conveyer belt, including conveyer belt, base 1, conveyer belt, backup pad, conveyer belt, backup pad, connecting channel 3 are all fixed to be equipped with on conveyer channel 19 one side top and opposite side bottom to connect a plurality of conveyer channels 19, conveyer channel 19 one end and base 1 top fixed connection, conveyer channel 19 bottom fixed is equipped with backup pad 16, backup pad 16 one end and base 1 top fixed connection, conveyer channel 19 inside is equipped with diaphragm 24, both sides respectively with conveyer channel 19 front and back both sides inner wall fixed connection around diaphragm 24, diaphragm 24 establishes between two cylinders 27 of conveyer belt 23 inboard, a plurality of recesses 22 have all been seted up to diaphragm 24 top and bottom, the inside roller bearing 21 that is equipped with of recess 22, both ends of roller bearing 21 pass through bearing swing joint with both sides inner wall around the recess 22 respectively, the roller bearing 21 outer end contacts with the slipmat 29 inboard, supports conveyer belt 23 for conveyer belt 23 outer end and conveyer belt 19 inner wall in close contact.
The implementation scene is specifically as follows: the plurality of conveying channels 19 are connected end to end through the connecting channel 3 to form a complete conveying line, a liquid sampling mechanism is arranged on one of the conveying channels 19, in the use process, the base 1 is opened to drive a roller shaft 28 connected with an output shaft of the base 1 to rotate, further drive a roller 27 at the outer end of the roller shaft 28 to rotate, the roller 27 drives a conveying belt 23 to move after rotating, the conveying belt 23 drives the other roller 27 and the roller shaft 28 to rotate, the conveying belt 23 moves to drive a storage barrel 20 fixed in the storage barrel to move, a second electrode plate 31 and a third electrode plate 32 inlaid at the outer ends of the storage barrel are also moved along with the other conveying channel, when the storage barrel 20 moves to the connecting channel 3 positioned at the top end of the conveying channel 19, liquid food in the connecting channel 3 enters the storage barrel 20 through a second opening 30 and a first opening 25, and then transported along with the movement of the storage barrel 20, during the transportation, the second opening 30 and the first opening 25 are in a closed state because the outer end of the conveying belt 23 is contacted with the inner wall of the conveying channel 19, the liquid food in the storage barrel 20 is closed, when the storage barrel 20 moves to the first electrode plate 26, the second electrode plate 31 corresponding to the storage barrel 20 is contacted with the first electrode plate 26, the electromagnet 17 is controlled to be electrified, the electromagnet 17 generates magnetic force after the electrification, the adsorption sealing block 43 moves, the spring 44 is compressed, one end of the suction pipe 42 is positioned at the second opening 30 corresponding to the storage barrel 20, the suction force generated by the movement of the sealing block 43 sucks a small part of the liquid food in the storage barrel 20 into the collection pipe 40 through the suction pipe 42 and the second opening 30, then after the second electrode plate 31 loses contact with the first electrode plate 26, the electromagnet 17 loses the magnetic force, the elastic force of the spring 44 pushes the sealing block 43 to move reversely, and the sample in the collecting tube 40 is discharged through the discharging tube 41, so that the subsequent detection is performed, the third electrode plate 32 at the outer end of the conveying belt 23 is contacted with the first electrode plate 26 once, the electronic counter 18 records the moving circle number of the conveying belt 23, and meanwhile, the electronic counter 18 records once when the first electrode plate 26 is contacted with the second electrode plate 31 once, so that the sample sampled each time and the corresponding liquid food transported by the corresponding storage cylinder 20 in the corresponding circle number can be marked by the aid of the two recorded data, when the detection result of the sample is out of order, the liquid food transported by the corresponding storage cylinder 20 in the corresponding circle number can be found according to the recorded data, and further processing measures are made.
Referring to fig. 1-8 of the specification, a sampling device for food detection in this embodiment further includes a solid sampling mechanism, the solid sampling mechanism includes a fixed plate 6, the fixed plate 6 is disposed at the top of the sample storage box 14, the bottom of the fixed plate 6 is provided with a sliding block 8 and is movably connected with the sliding block 8 through an electric slide rail, the bottom of the sliding block 8 is provided with a gripper 5, a sample is grabbed by the gripper 5, the top of the gripper 5 is fixedly provided with a connecting rope 38, the bottom of the sliding block 8 is fixedly provided with a support 39, a fixed shaft 37 is disposed inside the support 39, two ends of the fixed shaft 37 are respectively movably connected with inner walls of two sides of the support 39 through an electric rotating shaft, so as to adjust the height of the gripper 5, one end of the connecting rope 38 is fixedly connected with the outer end of the fixed shaft 37 and is wound on the outer end of the fixed shaft 37, the top of the sample storage box 14 is provided with a fixed rod 36, the outer end of the fixed rod 36 is provided with a sleeve 11, the inner wall of the sleeve 11 is fixedly provided with a plurality of fifth electrode pieces 35, the outer end of the fixed rod 36 is embedded with a fourth electrode pieces 34, the fourth electrode pieces 34 are fixedly connected with the fifth electrode pieces 35, the fifth electrode pieces 9 are fixedly connected with the inner wall of the sleeve 11 and the impeller 10 are fixedly connected with the inner wall of the sleeve 9, the sleeve 10 and the inner end of the sample storage box is fixedly connected with the impeller 10 through the electric rotating plate, and the sleeve 9, the sleeve 9 is fixedly connected with the inner end of the sleeve 9, and the sleeve 9 is fixedly connected with the impeller, and the end of the sample storage box is fixedly connected with the sleeve 10, and the sample is stretched to the sleeve 10, and the sample is stored by the sleeve, and the sample has the sample.
The utility model discloses a sample storage box, including sample storage box 14, fixed setting up in the base 1, sample storage box 14 and riser 7 are fixed to be equipped with riser 7, fixed plate 6 is fixed to be established on riser 7 top, fixed setting up in riser 7 front side of time switch 9, riser 7 both sides are all fixed to be equipped with connecting plate 12, utilize connecting plate 12 fixed dead lever 36, connecting plate 12 one end extends to sample storage box 14 top, dead lever 36 establishes between two connecting plates 12 and both ends respectively with two connecting plate 12 fixed connection, the dead lever 36 outer end is fixed to be equipped with two spacing rings 33, sleeve pipe 11 is established between two spacing rings 33, the position of restriction sleeve pipe 11.
The inner wall of the sample storage box 14 is fixedly provided with a plurality of inclined plates 15, one side of the sample storage box 14 is provided with a box door 13 and is movably connected with the box door 13 through a hinge, and the inclined plates 15 can delay the falling speed of a sample in the sample storage box 14.
The implementation scene is specifically as follows: the solid food is transported and conveyed by the conveyor belt 4, in the process of transportation, the mechanical claw 5 is controlled by the timing switch 9, when the timing switch 9 reaches the set time, the sliding block 8 slides at the bottom end of the fixed plate 6 and drives the bracket 39 and the mechanical claw 5 to move, when the mechanical claw 5 moves to the position right above the conveyor belt 4, the fixed shaft 37 rotates, the mechanical claw 5 is put down by the connecting rope 38, the mechanical claw 5 starts to work, the solid food on the conveyor belt 4 is grabbed to serve as a sample, after the sample is grabbed, the sliding block 8 drives the mechanical claw 5 and the sample to move back, when the sample moves to the position above the sample storage box 14, the mechanical claw 5 puts down the sample, the sample falls into the sample storage box 14, the sample contacts with the impeller 10 in the process of falling into the sample storage box 14, the impeller 10 rotates under the impact of the sample, the impeller 10 rotates and drives the sleeve 11 to rotate, the plurality of fifth electrode plates 35 on the inner wall of the sleeve 11 are driven to rotate along with the rotation of the sleeve 11, after the sleeve 11 stops, one of the fifth electrode plates 35 contacts with the fourth electrode plate 34 embedded at the outer end of the fixed rod 36, the time of the timing switch 9 is reset, as the sleeve 11 rotates randomly, the fifth electrode plates 35 contacted with the fourth electrode plate 34 are also random, and different fifth electrode plates 35 contact with the fourth electrode plate 34, the time set by the timing switch 9 is also different, thus the interval time of the next sampling is randomly determined in the previous sampling process, the sampling is repeatedly performed, the interval time of the sampling is randomly determined, the sampling is not regularly circulated, the human power is difficult to interfere, the randomness of the sampling is stronger, the reliability of the sample is better, by setting the solid sampling mechanism, setting time by using the timing switch 9, when the timing switch 9 reaches the set time, the sliding block 8 and the mechanical claw 5 start to work, samples transported on the conveyor belt 4 are sampled and put into the sample storage box 14, the samples impact the impeller 10 and drive the sleeve 11 to rotate in the process of falling into the sample storage box 14, after the sleeve 11 stops, the fifth electrode plate 35 on the inner wall of the sleeve 11 is randomly contacted with the fourth electrode plate 34, so that the interval time of next sampling is randomly set, the interval time of sampling is randomly determined, no rule can be circulated, the manpower is difficult to interfere, the randomness of sampling is stronger, and the reliability of the samples is better.
The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;
secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;
finally: the foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (5)
1. The utility model provides a sampling device for food detection, includes base (1), base (1) top is fixed to be equipped with conveyer belt (4), conveyer belt (4) front side is equipped with conveying channel (19), conveyer belt (4) rear side is equipped with sample storage case (14), its characterized in that: a liquid sampling mechanism is arranged in the conveying channel (19), and a solid sampling mechanism is arranged at the top of the sample storage box (14);
the liquid sampling mechanism comprises a motor (2), the motor (2) is fixedly arranged at the front side of a conveying channel (19), two roller shafts (28) are arranged in the conveying channel (19), two ends of each roller shaft (28) are respectively and movably connected with the inner walls of the front side and the rear side of the conveying channel (19) through bearings, a roller (27) is fixedly arranged at the outer end of each roller shaft (28), a conveying belt (23) is arranged at the outer end of each roller (27), the two conveying belts (23) are connected through the corresponding roller (27), the outer ends of the conveying belts (23) are in contact with the inner walls of the conveying channel (19), one end of each roller shaft (28) extends to the front side of the conveying channel (19) and is fixedly connected with an output shaft of the motor (2), a plurality of storage drums (20) are fixedly arranged in the conveying belts (23), first openings (25) are formed in the outer ends of the storage drums (20), a plurality of second openings (30) are formed in the outer ends of the conveying belts (23), and the second openings (30) are in one-to-one correspondence with the first openings (25);
the novel anti-slip device is characterized in that a plurality of second electrode plates (31) are inlaid at the outer end of the conveying belt (23), the second electrode plates (31) are arranged on one side of the second opening (30) and correspond to the second opening (30) and the storage cylinder (20) one by one, a third electrode plate (32) is inlaid at the outer end of the conveying belt (23), a first electrode plate (26) is inlaid at the inner bottom end of the conveying channel (19), the top end of the first electrode plate (26) is in contact with the outer end of the conveying belt (23), an electronic counter (18) is fixedly arranged at the front side of the conveying channel (19), the electronic counter (18) is electrically connected with the second electrode plates (31), the third electrode plates (32) and the first electrode plates (26), an anti-slip pad (29) is fixedly arranged at the inner side of the conveying belt (23), and the inner side of the anti-slip pad (29) is in contact with the outer end of the roller (27).
The conveying device is characterized in that a collecting pipe (40) is fixedly arranged at the bottom end of the conveying channel (19), an electromagnet (17) is fixedly arranged on the inner wall of one side of the collecting pipe (40), a spring (44) is fixedly arranged on one side of the electromagnet (17), the electromagnet (17) is electrically connected with a first electrode plate (26) and a second electrode plate (31), a sealing block (43) is fixedly arranged at one end of the spring (44), the outer end of the sealing block (43) is contacted with the inner wall of the collecting pipe (40), a suction pipe (42) is fixedly arranged at one end of the collecting pipe (40), one end of the suction pipe (42) is fixedly connected with the bottom end of the conveying channel (19), a discharge pipe (41) is fixedly arranged at the bottom end of the collecting pipe (40), one-way valves are fixedly arranged on the collecting pipe (40) and the discharge pipe (41), and the collecting pipe (40) corresponds to the position of the first electrode plate (26).
The solid sampling mechanism comprises a fixed plate (6), the fixed plate (6) is arranged at the top of a sample storage box (14), a sliding block (8) is arranged at the bottom end of the fixed plate (6) and is movably connected with the sliding block (8) through an electric sliding rail, a mechanical claw (5) is arranged at the bottom of the sliding block (8), a connecting rope (38) is fixedly arranged at the top end of the mechanical claw (5), a support (39) is fixedly arranged at the bottom end of the sliding block (8), a fixed shaft (37) is arranged in the support (39), two ends of the fixed shaft (37) are respectively and movably connected with inner walls at two sides of the support (39) through an electric rotating shaft, one end of the connecting rope (38) is fixedly connected with the outer end of the fixed shaft (37) and is wound at the outer end of the fixed shaft (37), a fixed rod (36) is arranged at the top of the sample storage box (14), a sleeve (11) is arranged at the outer end of the fixed rod (36), a plurality of fifth electrode plates (35) are fixedly arranged on the inner wall of the sleeve (11), a fourth electrode plates (34) are inlaid at the outer ends of the fixed rod (36), the fourth electrode plates (34) are fixedly connected with the fifth electrode plates (35) through electric rotating shafts, the outer ends of the fifth electrode plates (35) are fixedly arranged at the inner walls of the sleeve (11), one ends of the fifth electrode plates) and the fifth electrode plates (35) are fixedly connected with the outer ends of the impeller (35) respectively, the inner ends of the sleeve (35) and extend to the inner ends of the sleeve (10), the sample storage box (14) is provided with a timing switch (9) between the sample storage box and the fixed plate (6), the timing switch (9) is electrically connected with the electric sliding rail, the electric rotating shaft and the mechanical claw (5), and the fourth electrode plate (34) and the fifth electrode plate (35) are electrically connected with the timing switch (9).
2. A sampling device for food testing according to claim 1, wherein: the utility model discloses a conveyer belt, including base (1) and base (22), conveyer belt (19) one side top and opposite side bottom all are fixed be equipped with connecting channel (3), conveyer belt (19) one end and base (1) top fixed connection, conveyer belt (19) bottom fixed be equipped with backup pad (16), backup pad (16) one end and base (1) top fixed connection, conveyer belt (19) inside be equipped with diaphragm (24), both sides respectively with conveyer belt (19) front and back both sides inner wall fixed connection around diaphragm (24), diaphragm (24) are established between two cylinder (27) of conveyer belt (23) inboard, a plurality of recesses (22) have all been seted up on diaphragm (24) top and bottom, inside roller (21) that are equipped with of recess (22), both sides inner wall pass through bearing swing joint around roller (21) both ends respectively with recess (22), roller (21) outer end and slipmat (29) inboard contact.
3. A sampling device for food testing according to claim 2, wherein: the utility model provides a sample deposit case (14) rear side is fixed and is equipped with riser (7), sample deposit case (14) and riser (7) are all fixed to be established on base (1) top, fixed plate (6) are fixed to be established on riser (7) top, time switch (9) are fixed to be established in riser (7) front side, riser (7) both sides are all fixed connecting plate (12) that are equipped with, connecting plate (12) one end extends to sample deposit case (14) top, dead lever (36) are established between two connecting plates (12) and both ends respectively with two connecting plate (12) fixed connection, dead lever (36) outer end is fixed with two spacing rings (33), sleeve pipe (11) are established between two spacing rings (33).
4. A sampling device for food testing according to claim 3, wherein: the inner wall of the sample storage box (14) is fixedly provided with a plurality of inclined plates (15), and one side of the sample storage box (14) is provided with a box door (13) and is movably connected with the box door (13) through a hinge.
5. A food sampling detection method is characterized in that: sampling detection using the sampling device of any one of claims 1-4.
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| CN202111029769.2A CN113654824B (en) | 2021-09-03 | 2021-09-03 | Sampling device and detection method for food detection |
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| CN202111029769.2A CN113654824B (en) | 2021-09-03 | 2021-09-03 | Sampling device and detection method for food detection |
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| CN114162603B (en) * | 2021-12-17 | 2023-07-21 | 张家港市弘强制管有限公司 | Assembly line feeder for seamless steel tube production |
| CN115266207B (en) * | 2022-09-28 | 2023-01-10 | 江苏味巴哥食品股份有限公司 | Salinity sample collection extraction element is pickled to dried meat slice raw materials |
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| CN209027864U (en) * | 2018-10-29 | 2019-06-25 | 陕西华信检测技术有限公司 | A kind of automated fluid sampler |
| CN212110700U (en) * | 2019-11-05 | 2020-12-08 | 天津市生态环境监测中心 | Automatic pollution source waste water sampling device with multiple storage structures |
| CN111606063B (en) * | 2020-06-01 | 2020-11-17 | 武义普巴机械设备有限公司 | Material conveying device capable of simultaneously conveying solid and liquid and sorting |
| CN111999095A (en) * | 2020-08-27 | 2020-11-27 | 蚌埠鲲鹏食品饮料有限公司 | Food detection sampling equipment |
| CN213091233U (en) * | 2020-09-24 | 2021-04-30 | 杨庆懿 | Food safety sampling detection equipment |
| CN112255032A (en) * | 2020-10-12 | 2021-01-22 | 湖南祥民制药有限公司 | Online sampling device in traditional chinese medicine production process |
| CN113252395A (en) * | 2021-03-26 | 2021-08-13 | 柳志勇 | Food sampling detection device based on block chain |
| GB2605648A (en) * | 2021-04-09 | 2022-10-12 | Nat Oceanography Centre | Auto-sampler device and method of autosampling |
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