CN114235535A - Heavy metal ion check out test set in food - Google Patents
Heavy metal ion check out test set in food Download PDFInfo
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- CN114235535A CN114235535A CN202111578483.XA CN202111578483A CN114235535A CN 114235535 A CN114235535 A CN 114235535A CN 202111578483 A CN202111578483 A CN 202111578483A CN 114235535 A CN114235535 A CN 114235535A
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- 229910001385 heavy metal Inorganic materials 0.000 title claims abstract description 31
- 238000012360 testing method Methods 0.000 title claims description 6
- 238000006243 chemical reaction Methods 0.000 claims abstract description 40
- 150000002500 ions Chemical class 0.000 claims abstract description 16
- 239000007788 liquid Substances 0.000 claims description 24
- 230000000670 limiting effect Effects 0.000 claims description 23
- 238000007599 discharging Methods 0.000 claims description 20
- 238000009434 installation Methods 0.000 claims description 7
- 230000007246 mechanism Effects 0.000 claims description 7
- 210000003437 trachea Anatomy 0.000 claims description 6
- 210000003813 thumb Anatomy 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 abstract description 23
- 238000001514 detection method Methods 0.000 abstract description 17
- 239000000843 powder Substances 0.000 abstract description 10
- 230000033001 locomotion Effects 0.000 description 11
- 230000000694 effects Effects 0.000 description 10
- 230000010355 oscillation Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 229910052785 arsenic Inorganic materials 0.000 description 2
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 2
- 229910052793 cadmium Inorganic materials 0.000 description 2
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 2
- 239000010941 cobalt Substances 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910052748 manganese Inorganic materials 0.000 description 2
- 239000011572 manganese Substances 0.000 description 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
- 229910052753 mercury Inorganic materials 0.000 description 2
- 230000036632 reaction speed Effects 0.000 description 2
- 210000003781 tooth socket Anatomy 0.000 description 2
- 201000004624 Dermatitis Diseases 0.000 description 1
- 206010012735 Diarrhoea Diseases 0.000 description 1
- 206010020850 Hyperthyroidism Diseases 0.000 description 1
- 206010024796 Logorrhoea Diseases 0.000 description 1
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- 210000004958 brain cell Anatomy 0.000 description 1
- 206010006451 bronchitis Diseases 0.000 description 1
- 230000000711 cancerogenic effect Effects 0.000 description 1
- 231100000315 carcinogenic Toxicity 0.000 description 1
- 231100000739 chronic poisoning Toxicity 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
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- 235000002864 food coloring agent Nutrition 0.000 description 1
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- 201000008827 tuberculosis Diseases 0.000 description 1
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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
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N21/78—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
- G01N2001/2866—Grinding or homogeneising
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- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Plasma & Fusion (AREA)
- Engineering & Computer Science (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention discloses equipment for detecting heavy metal ions in food, which comprises a bottom plate, wherein a grinding assembly for grinding food is arranged above the bottom plate; the grinding assembly comprises a grinding box fixed to the top of the bottom plate through a support, a rotatable rotating shaft is arranged inside the grinding box, a gear eccentrically arranged is arranged at the bottom end of the rotating shaft, a vertical pipe is communicated with the bottom of the grinding box, a fixing rod is fixed to the inner bottom of the vertical pipe, a grinding disc is fixed to the top end, extending into the grinding box, of the fixing rod, and a grinding disc in contact with the grinding disc is fixed to the bottom end of the gear. The food can be ground into powder, the color developing agent can be fully contacted with the food powder after being added, so that the heavy metal in the food can be more fully reacted with the color developing agent, and meanwhile, the ground food powder can be subjected to multi-part collection and color developing reaction, and the two are combined, so that the error of a detection result is further reduced, and the detection result is more accurate.
Description
Technical Field
The invention relates to the technical field of food detection, in particular to equipment for detecting heavy metal ions in food.
Background
Some additives are often added in the food processing process, and some heavy metals, such as common lead, arsenic, chromium, cadmium, mercury, cobalt, manganese and the like, are inevitably contained in the additives. Excessive heavy metal intake can cause great damage to human bodies, wherein lead can directly damage brain cells of people; arsenic is carcinogenic and is easy to cause chronic poisoning after long-term contact; chromium is liable to cause diarrhea, tuberculosis, bronchitis, dermatitis and the like; cadmium is mainly accumulated in the kidney, which is easy to cause the function change of the urinary system; cobalt can cause radioactive damage to the skin; mercury belongs to a highly toxic substance, and has great damage to nerves and eyesight; when the manganese is excessive, the hyperthyroidism of the human body can damage important organs of the human body.
At present, the heavy metal detection mainly utilizes the reaction between the heavy metal and a color developing agent, the thicker the color is, the higher the content of the heavy metal is, but the color developing agent is directly dripped into the food, and the heavy metal in the food is not uniformly distributed, so that the heavy metal cannot be completely contacted with the heavy metal in the food, the reaction is not sufficient, and the obtained result error is larger.
Disclosure of Invention
The invention aims to provide equipment for detecting heavy metal ions in food, which can grind food into powder, so that a color developing agent can be fully contacted with food powder after being added, heavy metal in the food can be more fully reacted with the color developing agent, errors of detection results are reduced, the detection results are more accurate, and the problems in the background art are solved.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a heavy metal ion check out test set in food, includes the bottom plate, the top of bottom plate is provided with the grinding component who is used for grinding food.
The grinding assembly comprises a grinding box fixed to the top of a bottom plate through a support, a rotatable rotating shaft is arranged inside the grinding box, a gear eccentrically arranged is arranged at the bottom end of the rotating shaft, a vertical pipe is communicated with the bottom of the grinding box, a fixing rod is fixed to the inner bottom of the vertical pipe, a grinding disc is fixed to the top end, extending into the grinding box, of the fixing rod, a grinding disc is fixed to the bottom end of the gear, the grinding disc is in contact with the grinding disc, and a discharging pipe enabling food to be intermittently discharged is communicated with the outer wall of the grinding box.
The top of bottom plate is provided with the reaction flask that is used for connecing food greatly, the top of bottom plate one side still is provided with the liquid feeding mechanism that can add the developer to the reaction flask in.
Preferably, a cam is fixed at the bottom end of the rotating shaft, a gear is rotatably installed at the bottom of the cam far away from the rotating shaft, two holes are formed in the side wall of the grinding box, limiting rods are slidably installed in the two holes and located on the same axis, a limiting frame is jointly fixed at one end, opposite to the two limiting rods, of the cam, the cam abuts against the inner wall of the limiting frame, a fixing button is fixed at the top of the gear far away from the center, a limiting groove is formed in the top of the limiting frame, and the fixing button is inserted into the limiting groove and is slidably connected with the limiting groove.
Preferably, the inner wall that the grinding box is close to the gear rotates and installs the ring gear of overlapping the gear in the inside, the tooth of gear meshes with a part of inner tooth groove of ring gear mutually, the bottom of ring gear is fixed with the pipe, annular tooth's socket has all been seted up to the bottom of pipe and the interior bottom of grinding box, the outer wall of dead lever rotates installs the sleeve pipe, sheathed tube outer wall is fixed with the installation piece, the outer wall of installation piece rotates installs the dwang, the one end that the installation piece was kept away from to the dwang is fixed with drive gear, drive gear all meshes with two annular tooth's sockets, the outer wall of dwang is fixed with the compression roller.
Preferably, be located sleeve pipe outer wall in the riser has the slip pipe through parallel key slidable mounting, the outer wall of slip pipe is fixed with the cylinder, end to end's cam groove has been seted up to the columniform outer wall, the inner wall of riser is fixed with the lug, the lug inserts in the cam groove, and with the inner wall sliding connection of cam groove, works as can cut off discharging pipe and riser during the cylinder rebound, works as can communicate discharging pipe and riser during the cylinder rebound.
Preferably, but intermittent type gliding long slab is installed at the top of bottom plate, a plurality of standing grooves that are used for placing the reaction bottle are seted up at the top of long slab, and a plurality of standing grooves are linear distribution, the inner wall slidable mounting of standing groove has two clamp splices, two the outer wall that the clamp splice was carried on the back mutually is connected with first spring with the both sides inner wall of standing groove respectively, one of them the outer wall of clamp splice is fixed with the ejector pin, the lateral wall of long slab is run through to the one end of ejector pin, and with the department sliding connection that runs through of long slab.
Preferably, the outer wall of standpipe has been seted up and has been erect the groove, and erects the inslot perpendicular slidable mounting and have the lifter, the lifter stretches into the interior pot head of standpipe and establishes at the outer wall of sliding tube, and with the spacing rotation of the outer wall of sliding tube is connected, the lifter stretches out the outer wall of standpipe and rotates and install the gib block, a plurality of slots that are linear distribution are seted up to the top outer wall that the long slab is close to the gib block, the one end embedding ditch inslot of lifter is kept away from to the gib block, and works as during the lifter rebound, the hook one end of gib block embedding ditch inslot can stimulate the long slab and remove, works as during the lifter moves down, the hook one end of gib block can follow the ditch inslot roll-off.
Preferably, the lateral wall of long board is fixed with a plurality of shifting blocks that are linear distribution, rotatable thumb wheel is installed at the top of bottom plate, and works as the shifting block is stirred to the intermittent type formula and is removed when the thumb wheel rotates.
Preferably, the bottom plate is fixed with the riser near the top of ejector pin, the outer wall of riser is seted up porosely, and downthehole slidable mounting has the slide bar, the one end that the slide bar is close to the long slab is fixed with the strike board, install the second spring between strike board and the riser, the one end that the strike board was kept away from to the slide bar is connected with the stay cord, the gyro wheel is all installed to the outer wall of riser and the outer wall of grinding box, the one end that the slide bar was kept away from to the stay cord is walked around two gyro wheels in proper order and is fixed in the one end of one of them gag lever post, works as can stimulate slide bar reciprocating motion through the stay cord during gag lever post reciprocating motion, and works as the slide bar can make strike the board striking ejector pin when moving to the direction of long slab.
Preferably, liquid feeding mechanism is including the flourishing liquid bottle that contains the colour developing agent, flourishing liquid bottle passes through the mounting bracket and installs the bottom plate top between riser and grinding case, the nozzle of flourishing liquid bottle is down, the gasbag is installed near the top of lifter to the bottom plate, the one end fixed connection of standpipe is kept away from to the top of gasbag and lifter, but the air inlet of one-way air inlet is seted up to the outer wall of gasbag, the outer wall connection of gasbag has the trachea that can one-way give vent to anger, the trachea is kept away from the one end of gasbag and is contained liquid bottle intercommunication.
Preferably, the top of the grinding box is provided with a crushing box, the side wall of the crushing box is connected with a feeding groove, the top end of the rotating shaft penetrates into the crushing box and is rotatably connected with the inner top of the crushing box, a communicating groove is formed between the crushing box and the grinding box, the outer wall of the rotating shaft positioned in the crushing box is provided with a crushing knife, and the top of the crushing box is provided with a motor for driving the rotating shaft to rotate.
Compared with the prior art, the invention has the following beneficial effects:
according to the food color developing device, the grinding assembly is arranged to grind food into powder, so that the color developing agent can be fully contacted with the food powder after being added, heavy metals in the food can be more fully reacted with the color developing agent, errors of detection results are reduced, and the detection results are more accurate.
Secondly, the invention can drive the rolling roller to further crush the ground food through the matching of the structures and the simultaneous revolution of the rotation of the rotating rod, thereby reducing the food particles and improving the crushing effect, and can lead the cylinder to move up and down through the matching of the structures to achieve the effect of intermittent discharge of the discharge pipe and then match the intermittent movement of the long plate to achieve the effect of collecting multiple parts of food powder, and then add quantitative color developing agent into each reaction bottle to achieve the effect of detecting multiple parts of samples, thereby further reducing the error of the detection result and ensuring that the detection result is more accurate.
Thirdly, the knocking plate can continuously impact the ejector rod under the action of the pull rope and the second spring through the reciprocating movement of the limiting rod, after knocking, the ejector rod can drive the clamping block and the reaction bottle to shake in the horizontal direction, so that after the color developing agent is added into the reaction bottle, a vibration effect can be achieved on the reaction bottle, the reaction speed of heavy metals and the color developing agent in food is increased, meanwhile, the reaction is more sufficient, the color developing reaction is more obvious, after the knocking plate is separated from the ejector rod, after vibration can be achieved on the reaction bottle under the elastic force action of the first spring, and the vibration effect is improved to the maximum extent.
Drawings
FIG. 1 is a schematic structural diagram of a front perspective view of the present invention;
FIG. 2 is a schematic structural diagram of a rear perspective view of the present invention;
FIG. 3 is a schematic front view of the present invention;
FIG. 4 is a schematic cross-sectional view A-A of FIG. 3 according to the present invention;
FIG. 5 is a partially enlarged view of the ring gear of FIG. 4 according to the present invention;
FIG. 6 is a schematic cross-sectional view B-B of FIG. 3 according to the present invention;
FIG. 7 is a schematic view of a portion of the grinding box of FIG. 6 according to the present invention;
FIG. 8 is an enlarged view of a portion of the standpipe of FIG. 6;
FIG. 9 is a schematic perspective view of the present invention shown in FIG. 6;
FIG. 10 is a right side view schematic of the present invention;
FIG. 11 is a schematic cross-sectional view of the structure of FIG. 10 taken along line C-C in accordance with the teachings of the present invention;
FIG. 12 is a schematic cross-sectional view of the FIG. 11 embodiment of the present invention;
fig. 13 is a schematic perspective view of a second embodiment of the present invention.
In the figure: 1. a base plate; 2. grinding a box; 3. a crushing box; 4. a vertical tube; 5. a long plate; 6. a discharge pipe; 7. a liquid containing bottle; 8. a placement groove; 9. a motor; 10. a reaction bottle; 11. a lifting rod; 12. a hook rod; 13. an air bag; 14. an air tube; 15. a trench; 16. a toothed ring; 17. a gear; 18. a limiting frame; 19. a limiting groove; 20. a limiting rod; 21. a rotating shaft; 22. a cam; 23. pulling a rope; 24. a first spring; 25. a clamping block; 26. a top rod; 27. a vertical plate; 28. a slide bar; 29. knocking the plate; 30. a second spring; 31. a fixing button; 32. a crushing knife; 33. a grinding disc; 34. a circular tube; 35. an annular gullet; 36. a transmission gear; 37. fixing the rod; 38. a sleeve; 39. mounting blocks; 40. rotating the rod; 41. rolling a roller; 42. a sliding tube; 43. a cylinder; 44. a cam slot; 45. a bump; 46. shifting blocks; 47. a thumb wheel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 13, the present invention provides a technical solution: the utility model provides a heavy metal ion check out test set in food, includes bottom plate 1, and the top of bottom plate 1 is provided with the grinding component who is used for grinding food.
Grinding unit includes fixes grinding box 2 at bottom plate 1 top through the support, the inside of grinding box 2 is provided with rotatable axis of rotation 21, the bottom of axis of rotation 21 is provided with eccentric settings's gear 17, the bottom intercommunication of grinding box 2 has standpipe 4, the interior bottom of standpipe 4 is fixed with dead lever 37, dead lever 37 stretches into the top of grinding box 2 and is fixed with mill 33, the bottom mounting of gear 17 has the abrasive disc with the contact of mill 33, the outer wall intercommunication of grinding box 2 has can make food intermittent type exhaust discharging pipe 6.
The top of the bottom plate 1 is provided with a reaction bottle 10 for containing food, and the top of one side of the bottom plate 1 is also provided with a liquid adding mechanism which can add color developing agent into the reaction bottle 10.
In the first embodiment, during detection, food to be detected can be put into the grinding box 2, then the rotating shaft 21 is driven to rotate through an external structure, then the rotating shaft 21 can drive the gear 17 with the eccentrically arranged bottom end to rotate, then the gear 17 can eccentrically rotate, and the grinding disc 33 are driven to grind the food, blanking holes can be formed in the gear 17 and the grinding disc, so that the food can fall between the grinding disc and the grinding disc 33 from the blanking holes, then the ground food can be intermittently discharged out of the grinding box 2 from the discharge pipe 6 and fall into the reaction bottle 10 below, the reaction bottle 10 can be replaced in an interval of intermittent discharge of the discharge pipe 6 to collect samples of a plurality of reaction bottles 10, during detection, detection can be performed by using a plurality of detection results, so that detection errors can be reduced, and the food granule after grinding can become the likepowder, when adding the colour developing agent to the reaction flask 10 in through liquid feeding mechanism like this, can make colour developing agent and food contact more abundant to make the heavy metal in the food react with the colour developing agent more abundant, the error of detection can further be reduced to the combination of the two, make the testing result more accurate.
Further, the bottom mounting of axis of rotation 21 has cam 22, cam 22 keeps away from the bottom rotation of axis of rotation 21 and installs gear 17, two holes have been seted up to the lateral wall of grinding case 2, two downthehole equal slidable mounting have gag lever post 20, two gag lever posts 20 are in same axis, two relative one ends of gag lever post 20 are fixed with spacing frame 18 jointly, cam 22 offsets with the frame inner wall of spacing frame 18, gear 17 keeps away from the top at center and is fixed with fixed button 31, spacing groove 19 has been seted up at the top of spacing frame 18, fixed button 31 inserts in the spacing groove 19, and with 19 sliding connection of spacing groove.
Referring to fig. 4 and 5, when the rotating shaft 21 rotates, the cam 22 is driven to rotate, then the cam 22 drives the gear 17 to make a circular motion, and at the same time, the cam 22 drives the limiting frame 18 and the two limiting rods 20 to make a reciprocating motion, and due to the sliding limiting effect of the limiting groove 19 on the fixing button 31, the gear 17 makes a circular motion along with the rotation of the cam 22, but the gear 17 does not rotate, so that the gear 17 drives the grinding disc and the grinding disc 33 below to make relative friction, so as to grind the food.
Further, grind the inner wall that case 2 is close to gear 17 and rotate and install the ring gear 16 of gear 17 cover inside, the tooth of gear 17 meshes with some inner tooth grooves of ring gear 16 mutually, the bottom of ring gear 16 is fixed with pipe 34, annular tooth's socket 35 has all been seted up to the bottom of pipe 34 and the interior bottom of grinding case 2, the outer wall of dead lever 37 rotates and installs sleeve 38, the outer wall of sleeve 38 is fixed with installation piece 39, the outer wall of installation piece 39 rotates installs dwang 40, the one end that dwang 40 keeps away from installation piece 39 is fixed with drive gear 36, drive gear 36 all meshes with two annular tooth's sockets 35, the outer wall of dwang 40 is fixed with rolling roller 41.
Referring to fig. 6, 7 and 9, while the gear 17 makes a circular motion along with the rotation of the cam 22, since the gear 17 does not rotate, the teeth of the gear 17 will mesh with the inner tooth grooves of the toothed ring 16, and will bring the toothed ring 16 into rotation, then the gear ring 16 drives the circular tube 34 to rotate and drives the annular tooth socket 35 arranged at the bottom to rotate, since the annular tooth grooves 35 at the bottom portion in the grinding box 2 are fixed, and the transmission gear 36 is engaged with both the annular tooth grooves 35, when the annular tooth socket 35 on the circular tube 34 rotates, the transmission gear 36 is driven to rotate and revolve along the axis of the sleeve 38, and drives the rotating rod 40 to revolve while rotating, so as to drive the grinding roller 41 to further grind the ground food, therefore, the food particles are smaller, the contact between the food and the color developing agent is facilitated, and the accuracy of the detection result is improved laterally.
Further, the outer wall of sleeve pipe 38 that is located standpipe 4 has slide tube 42 through parallel key slidable mounting, slide tube 42's outer wall is fixed with cylinder 43, end to end's cam groove 44 is seted up to cylinder 43's outer wall, standpipe 4's inner wall is fixed with lug 45, lug 45 inserts in the cam groove 44, and with cam groove 44's inner wall sliding connection, can cut off discharging pipe 6 and standpipe 4 when cylinder 43 moves up, can communicate discharging pipe 6 and standpipe 4 when cylinder 43 moves down.
Referring to fig. 6, 8 and 9, when the rotating rod 40 revolves, the mounting block 39 and the sleeve 38 are driven to rotate together, when the sleeve 38 rotates, the sliding tube 42 is driven to rotate together due to the flat key, so as to drive the cylinder 43 to rotate together, the bump 45 slides along the cam groove 44 at the moment, and the cylinder 43 is driven to move up and down, when the cylinder 43 moves up, the discharging tube 6 is separated from the vertical tube 4, when the cylinder 43 moves down, the discharging tube 6 is communicated with the vertical tube 4, so as to achieve the effect of intermittent discharging.
Further, but intermittent type gliding long slab 5 is installed at the top of bottom plate 1, a plurality of standing grooves 8 that are used for placing reaction bottle 10 are seted up at the top of long slab 5, and a plurality of standing grooves 8 are linear distribution, the inner wall slidable mounting of standing groove 8 has two clamp splices 25, the outer wall that two clamp splices 25 carried on the back mutually has first spring 24 with the both sides inner wall connection of standing groove 8 respectively, the outer wall of one of them clamp splices 25 is fixed with ejector pin 26, the lateral wall of long slab 5 is run through to the one end of ejector pin 26, and with the run through department sliding connection of long slab 5.
As shown in fig. 1 and fig. 4, through pulling ejector pin 26, can open two clamp splice 25, then put into standing groove 8 with reaction bottle 10, thereby can make things convenient for getting of reaction bottle 10 to put, then when discharging pipe 6 intermittent type ejection of compact, drive long board 5 intermittent type through the exterior structure and remove, thereby drive reaction bottle 10 intermittent type formula and remove, when discharging pipe 6 ejection of compact, long board 5 stops moving, make reaction bottle 10 below discharging pipe 6 connect food powder greatly, then when discharging pipe 6 stops the unloading, long board 5 drives reaction bottle 10 and removes, change next reaction bottle 10, so can reach the purpose of many collections food sample.
Further, perpendicular groove has been seted up to the outer wall of standpipe 4, and perpendicular slidable mounting has lifter 11 in the perpendicular groove, a pot head that lifter 11 stretches into in standpipe 4 establishes at the outer wall of sliding tube 42, and be connected with the spacing rotation of outer wall of sliding tube 42, lifter 11 stretches out the outer wall of standpipe 4 and rotates and install gib block 12, a plurality of slots 15 that are linear distribution are seted up to the top outer wall that long plate 5 is close to gib block 12, one end embedding slot 15 of lifter 11 is kept away from to gib block 12, and when lifter 11 rebound, the hook one end of gib block 12 embedding slot 15 can stimulate long plate 5 and remove, when lifter 11 rebound, the hook one end of gib block 12 can follow slot 15 internal roll-off.
As shown in fig. 2, when the column 43 moves up and down, the sliding tube 42 is driven to move together, because the lifting rod 11 is connected with the sliding tube 42 in a limiting rotation manner, and at the same time, the vertical groove has a limiting effect on the lifting rod 11, the sliding tube 42 can drive the lifting rod 11 to move up and down, when the lifting rod 11 moves up, the column 43 separates the discharging tube 6 from the vertical tube 4, stopping discharging, one end of the hook rod 12 embedded into the groove 15 can pull the long plate 5 to move, when the lifting rod 11 moves down, the column 43 communicates the discharging tube 6 with the vertical tube 4, starting discharging, one end of the hook rod 12 can slide out from the groove 15, at this time, the long plate 5 stops moving, one end of the hook rod 12 can be provided with a round corner, and when the lifting rod 11 descends, one end of the hook rod 12 can slide out from the groove 15 more easily.
Further, a plurality of shifting blocks 46 which are linearly distributed are fixed on the side wall of the long plate 5, a rotatable shifting wheel 47 is installed at the top of the bottom plate 1, and when the shifting wheel 47 rotates, the shifting blocks 46 can be shifted intermittently.
In the second embodiment, referring to fig. 13, the same as the first embodiment, except that the long plate 5 is moved intermittently by rotating the dial wheel 47 to intermittently dial the dial 46, the dial wheel 47 is always rotated in the same direction without the risk of reverse dialing of the dial 46, as compared with the first embodiment.
Further, the bottom plate 1 is fixed with the riser 27 near the top of ejector pin 26, the outer wall of riser 27 is seted up porosely, and downthehole slidable mounting has slide bar 28, the one end that slide bar 28 is close to long board 5 is fixed with strikes board 29, install second spring 30 between striking board 29 and the riser 27, the one end that strike board 29 was kept away from to slide bar 28 is connected with stay cord 23, the gyro wheel is all installed to the outer wall of riser 27 and the outer wall of grinding case 2, slide bar 28 was walked around two gyro wheels in proper order and is fixed in the one end of one of them gag lever post 20 to the one end that slide bar 23 was kept away from to stay cord 23, can pass through stay bar 23 pulling slide bar 28 reciprocating motion when gag lever post 20 reciprocating motion, and can make strike board 29 striking ejector pin 26 when slide bar 28 moves to the direction of long board 5.
Referring to fig. 1 and 4, when the limiting rod 20 moves into the grinding box 2, the pulling rope 23 is pulled, and is transmitted by two rollers, then the pulling rope 23 pulls the sliding rod 28 to move, so that the knocking plate 29 is far away from the top rod 26 and the second spring 30 is compressed, then when the limiting rod 20 moves reversely, the pulling rope 23 is loosened, under the elastic force of the second spring 30, the knocking plate 29 moves towards the sliding rod 28, then the top rod 26 is knocked, after knocking, the top rod 26 drives the clamping block 25 and the reaction bottle 10 to shake in the horizontal direction, so that after the color developing agent is added into the reaction bottle 10, the shaking effect can be achieved on the reaction bottle 10, the reaction speed of heavy metals in food and the color developing agent is accelerated, the reaction is more sufficient, the color developing reaction is more obvious, and after the knocking plate 29 is separated from the top rod 26, under the elastic force of the first spring 24, the reaction bottle 10 can be subjected to aftershock, and the shock effect is improved to the maximum extent.
And such oscillation is the oscillation of horizontal direction, can not produce too big oscillation in the vertical direction again, can prevent that the object in the reaction flask 10 from spilling.
Further, liquid feeding mechanism is including holding liquid bottle 7 that holds the colour developing agent, hold liquid bottle 7 and install the bottom plate 1 top between riser 27 and grinding case 2 through the mounting bracket, the nozzle of holding liquid bottle 7 is down, gasbag 13 is installed near the top of lifter 11 to bottom plate 1, the top of gasbag 13 and the one end fixed connection that standpipe 4 was kept away from to lifter 11, but the air inlet of one-way admitting air is seted up to the outer wall of gasbag 13, but the outer wall connection of gasbag 13 has trachea 14 that one-way gives vent to anger, the one end that gasbag 13 was kept away from to trachea 14 communicates with holding liquid bottle 7.
On the basis of the first embodiment, when the lifting rod 11 moves downwards, the long plate 5 is in a stopped state, meanwhile, the lifting rod 11 presses the air bag 13 to deform, then, air in the air bag 13 is introduced into the liquid containing bottle 7 through the air pipe 14, then, the air pressure in the liquid containing bottle 7 is increased, the color developing agent is extruded into the reaction bottle 10 below, then, when the lifting rod 11 moves upwards, the long plate 5 moves to drive the reaction bottle 10 to move, meanwhile, the air bag 13 recovers and enters air through the air inlet, and no air enters the liquid containing bottle 7, so that the color developing agent in the liquid containing bottle 7 stops being extruded, and thus, along with the continuous up-and-down movement of the lifting rod 11, a certain amount of color developing agent can be added into each reaction bottle 10 containing the food powder, and the effect of detecting multiple samples is achieved.
Further, grind the top of case 2 and install broken case 3, the lateral wall of broken case 3 is connected with the feed chute, and in the top of axis of rotation 21 penetrated broken case 3, and rotate with the interior top of broken case 3 and be connected, has seted up the intercommunication groove between broken case 3 and the grinding case 2, is located the inside axis of rotation 21 outer wall of broken case 3 and installs broken sword 32, and the top of broken case 3 is installed and is used for driving axis of rotation 21 pivoted motor 9.
Drive axis of rotation 21 through motor 9 and rotate, then axis of rotation 21 can drive broken sword 32 and rotate, and when food got into broken case 3 from the feed chute like this, can carry out the breakage in advance through broken sword 32 earlier, garrulous into the tiny particle earlier with it, can make things convenient for subsequent grinding like this, improves the crushing efficiency of food.
The standard parts used in the present embodiment may be purchased directly from the market, and the non-standard structural components described in the specification and drawings may be obtained by processing without any doubt according to the common general knowledge in the art, and the connection manner of the respective parts is by the conventional means developed in the art, and the machines, parts and equipment are of the conventional type in the art, so that the detailed description thereof is omitted.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a heavy metal ion check out test set in food, includes bottom plate (1), its characterized in that: a grinding assembly for grinding food is arranged above the bottom plate (1);
the grinding assembly comprises a grinding box (2) fixed on the top of a bottom plate (1) through a support, a rotatable rotating shaft (21) is arranged inside the grinding box (2), an eccentrically arranged gear (17) is arranged at the bottom end of the rotating shaft (21), a vertical pipe (4) is communicated with the bottom of the grinding box (2), a fixing rod (37) is fixed at the inner bottom of the vertical pipe (4), a grinding disc (33) is fixed at the top end of the fixing rod (37) extending into the grinding box (2), a grinding disc in contact with the grinding disc (33) is fixed at the bottom end of the gear (17), and a discharge pipe (6) capable of discharging food intermittently is communicated with the outer wall of the grinding box (2);
the top of bottom plate (1) is provided with reaction flask (10) that are used for connecing food greatly, the top of bottom plate (1) one side still is provided with the liquid feeding mechanism that can add the colour developing agent in reaction flask (10).
2. The apparatus for detecting heavy metal ions in food according to claim 1, wherein: the bottom mounting of axis of rotation (21) has cam (22), cam (22) are kept away from the bottom rotation of axis of rotation (21) and are installed gear (17), two holes have been seted up to the lateral wall of grinding case (2), and two downthehole equal slidable mounting has gag lever post (20), two gag lever post (20) are in same axis, two the relative one end of gag lever post (20) is fixed with spacing frame (18) jointly, cam (22) offset with the frame inner wall of spacing frame (18), the top that the center was kept away from in gear (17) is fixed with fixed button (31), spacing groove (19) have been seted up at the top of spacing frame (18), fixed button (31) insert in spacing groove (19), and with spacing groove (19) sliding connection.
3. The apparatus for detecting heavy metal ions in food according to claim 2, wherein: a gear ring (16) which is used for sleeving the gear (17) is rotatably arranged on the inner wall of the grinding box (2) close to the gear (17), the teeth of the gear (17) are meshed with a part of the inner tooth grooves of the toothed ring (16), a circular tube (34) is fixed at the bottom of the toothed ring (16), annular tooth grooves (35) are formed in the bottom of the circular tube (34) and the inner bottom of the grinding box (2), a sleeve (38) is rotatably arranged on the outer wall of the fixed rod (37), an installation block (39) is fixed on the outer wall of the sleeve (38), a rotating rod (40) is rotatably arranged on the outer wall of the mounting block (39), a transmission gear (36) is fixed at one end of the rotating rod (40) far away from the mounting block (39), drive gear (36) all mesh with two annular tooth's socket (35), the outer wall of dwang (40) is fixed with rolls roller (41).
4. The apparatus for detecting heavy metal ions in food according to claim 3, wherein: lie in sleeve pipe (38) outer wall in standpipe (4) has slip pipe (42) through parallel key slidable mounting, the outer wall of slip pipe (42) is fixed with cylinder (43), end to end's cam groove (44) have been seted up to the outer wall of cylinder (43), the inner wall of standpipe (4) is fixed with lug (45), lug (45) insert in cam groove (44), and with the inner wall sliding connection of cam groove (44), work as can cut off discharging pipe (6) and standpipe (4) during cylinder (43) rebound, work as discharging pipe (6) and standpipe (4) intercommunication can be had during cylinder (43) rebound.
5. The apparatus for detecting heavy metal ions in food according to claim 4, wherein: but intermittent type gliding long slab (5) is installed at the top of bottom plate (1), a plurality of standing grooves (8) that are used for placing reaction bottle (10) are seted up at the top of long slab (5), and a plurality of standing grooves (8) are linear distribution, the inner wall slidable mounting of standing groove (8) has two clamp splice (25), two the outer wall that clamp splice (25) carried on the back mutually has first spring (24) with the both sides inner wall of standing groove (8) respectively, one of them the outer wall of clamp splice (25) is fixed with ejector pin (26), the lateral wall of long slab (5) is run through to the one end of ejector pin (26), and with the department of running through sliding connection of long slab (5).
6. The apparatus for detecting heavy metal ions in food according to claim 5, wherein: the outer wall of the vertical pipe (4) is provided with a vertical groove, a lifting rod (11) is vertically and slidably arranged in the vertical groove, one end of the lifting rod (11) extending into the vertical pipe (4) is sleeved on the outer wall of the sliding pipe (42), and is connected with the outer wall of the sliding pipe (42) in a limiting and rotating way, the lifting rod (11) extends out of the outer wall of the vertical pipe (4) and is rotatably provided with a hook rod (12), the outer wall of the top part of the long plate (5) close to the hook rod (12) is provided with a plurality of grooves (15) which are distributed linearly, one end of the hook rod (12) far away from the lifting rod (11) is embedded into the groove (15), when the lifting rod (11) moves upwards, one end of the hook with the hook rod (12) embedded in the groove (15) pulls the long plate (5) to move, when the lifting rod (11) moves downwards, one end of the hook rod (12) can slide out of the groove (15).
7. The apparatus for detecting heavy metal ions in food according to claim 5, wherein: the lateral wall of long board (5) is fixed with a plurality of shifting blocks (46) that are linear distribution, rotatable thumb wheel (47) is installed at the top of bottom plate (1), and works as shifting block (46) removal can be stirred to intermittent type formula when thumb wheel (47) rotate.
8. The apparatus for detecting heavy metal ions in food according to claim 5, wherein: a vertical plate (27) is fixed on the bottom plate (1) near the top of the mandril (26), a hole is arranged on the outer wall of the vertical plate (27), a sliding rod (28) is arranged in the hole in a sliding way, a knocking plate (29) is fixed at one end of the sliding rod (28) close to the long plate (5), a second spring (30) is arranged between the knocking plate (29) and the vertical plate (27), one end of the sliding rod (28) far away from the knocking plate (29) is connected with a pull rope (23), the outer walls of the vertical plates (27) and the outer wall of the grinding box (2) are both provided with rollers, one end of the pull rope (23) far away from the slide bar (28) sequentially rounds the two rollers and is fixed at one end of one limiting rod (20), when the limiting rod (20) moves in a reciprocating way, the sliding rod (28) is pulled to move in a reciprocating way through the pull rope (23), and when the slide rod (28) moves towards the long plate (5), the knocking plate (29) is enabled to impact the mandril (26).
9. The apparatus for detecting heavy metal ions in food according to claim 8, wherein: liquid feeding mechanism is including filling flourishing liquid bottle (7) of colour development agent, bottom plate (1) top between riser (27) and grinding case (2) is installed through the mounting bracket in flourishing liquid bottle (7), the nozzle of flourishing liquid bottle (7) is down, gasbag (13) are installed near the top of lifter (11) in bottom plate (1), the one end fixed connection of standpipe (4) is kept away from with lifter (11) in the top of gasbag (13), the air inlet that can one-way admit air is seted up to the outer wall of gasbag (13), the outer wall connection of gasbag (13) has trachea (14) that can one-way give vent to anger, the one end that gasbag (13) were kept away from in trachea (14) communicates with flourishing liquid bottle (7).
10. The apparatus for detecting heavy metal ions in food according to claim 1, wherein: broken case (3) is installed at the top of grinding case (2), the lateral wall of broken case (3) is connected with the feed chute, the top of axis of rotation (21) penetrates in broken case (3), and with the interior top of broken case (3) rotates and is connected, the intercommunication groove has been seted up between broken case (3) and the grinding case (2), is located broken sword (32) are installed to inside axis of rotation (21) outer wall of broken case (3), motor (9) that are used for driving axis of rotation (21) pivoted are installed at the top of broken case (3).
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| CN202111578483.XA CN114235535B (en) | 2021-12-22 | 2021-12-22 | Heavy metal ion check out test set in food |
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| CN118543432A (en) * | 2024-07-30 | 2024-08-27 | 怀仁市祥和陶瓷有限责任公司 | Ceramic crushing equipment capable of realizing multistage crushing and crushing method |
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| CN114235535B (en) | 2024-08-13 |
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