CN114323856B - Intelligent detection equipment for residual heavy metals in traditional Chinese medicine decoction pieces - Google Patents
Intelligent detection equipment for residual heavy metals in traditional Chinese medicine decoction pieces Download PDFInfo
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- CN114323856B CN114323856B CN202111635846.9A CN202111635846A CN114323856B CN 114323856 B CN114323856 B CN 114323856B CN 202111635846 A CN202111635846 A CN 202111635846A CN 114323856 B CN114323856 B CN 114323856B
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Abstract
The invention belongs to the technical field of biological machinery, and particularly relates to intelligent detection equipment for residual heavy metals in traditional Chinese medicine decoction pieces, which comprises a sampling cylinder; one side of the sampling cylinder is fixedly connected with a fluorescence detection box and a kit; a grinding groove and a grinding and stirring mechanism are arranged in the sampling cylinder; one side of the grinding groove is communicated with a sampling pipe through an electromagnetic valve; a reagent tube is arranged in the sampling cylinder; the bottom of the sampling cylinder is provided with a moving mechanism; a sampling cup is arranged at the top of the moving mechanism; the traditional Chinese medicine decoction pieces are crushed by the grinding and stirring mechanism, clean water is added, the traditional Chinese medicine powder and the water are uniformly mixed, the electromagnetic valve is opened, the traditional Chinese medicine solution in the grinding groove enters the sampling cup, meanwhile, the detection reagent in the kit enters the sampling cup, the sampling cup is sent into the fluorescence detection box by the moving mechanism for heavy metal content detection and analysis, the functions of grinding, stirring, sampling and detection are integrated, and the working efficiency of detecting the traditional Chinese medicine decoction pieces is improved.
Description
Technical Field
The invention belongs to the technical field of biological machinery, and particularly relates to intelligent detection equipment for residual heavy metals in traditional Chinese medicine decoction pieces.
Background
The traditional Chinese medicinal materials have certain enrichment and biotransformation effects on heavy metal elements, soil and water in a producing area environment and heavy metal polluted by a culture medium can obviously increase the enrichment effect on the heavy metal of the edible fungi, so that the heavy metal content of the edible fungi exceeds the standard, and the accumulated heavy metal can bring potential harm to a human body after entering the human body through a food chain.
A chinese patent with publication number CN208109701U discloses a heavy metal detection device, including placing pipe, darkroom, it is used for supplying the sample swab to put into to place the pipe, it is equipped with transparent observation window to place the socle portion, the darkroom includes the casing, establishes the carrier on casing upper portion, be equipped with on the carrier and rotate and correspond the change that the spacer bar set up along the carrier, be equipped with between change and the elastic tube cap and be used for carrying out the rupture to the spacer bar so that reaction reagent flows into the rupture structure of reaction tube through the through-hole. The utility model provides a let reagent erode the sample on the cotton swab and get into the reaction tube in order to guarantee the accurate heavy metal detection device of testing result in the dark surrounds.
In the prior art, heavy metal detection equipment is required to grind, stir and sample traditional Chinese medicine decoction pieces before detecting traditional Chinese medicine decoction pieces, operation steps are complicated and time-consuming, detection efficiency is low, and an integrated intelligent device for automatic grinding, stirring, sampling and detection is lacked.
Therefore, the invention provides intelligent detection equipment for residual heavy metals in traditional Chinese medicine decoction pieces.
Disclosure of Invention
To remedy the deficiencies of the prior art, at least one of the technical problems set forth in the background is addressed.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to intelligent detection equipment for residual heavy metals in traditional Chinese medicine decoction pieces, which comprises a sampling cylinder; one side of the sampling cylinder is fixedly connected with a fluorescence detection box and a kit; a grinding groove is formed in the sampling cylinder; a grinding and stirring mechanism is arranged above the grinding groove; one side of the grinding groove is communicated with a sampling pipe through an electromagnetic valve; a reagent tube is arranged in the sampling cylinder and is communicated with the reagent kit through an electromagnetic valve; the bottom of the sampling cylinder is provided with a moving mechanism; a sampling cup is arranged at the top of the moving mechanism, and the sampling tube and the reagent tube are both positioned above the sampling cup; the method comprises the steps of putting a traditional Chinese medicine decoction piece sample into a grinding groove, crushing the traditional Chinese medicine decoction piece through a grinding and stirring mechanism, adding clean water into the grinding groove, soaking for a period of time, uniformly mixing traditional Chinese medicine powder with water through the grinding and stirring mechanism to form a traditional Chinese medicine solution, standing for a period of time, opening an electromagnetic valve to enable the traditional Chinese medicine solution in the grinding groove to enter a sampling cup through a sampling pipe, simultaneously enabling a detection reagent in a kit to enter the sampling cup through a reagent pipe, then sending the sampling cup into a fluorescence detection box through a moving mechanism to detect and analyze the content of heavy metal, integrating the functions of grinding, stirring, sampling and detecting into a whole, and improving the working efficiency of detecting the traditional Chinese medicine decoction piece.
Preferably, the grinding and stirring mechanism comprises a motor, and the motor is arranged on the inner wall of the top of the sampling cylinder; an output shaft of the motor is fixedly connected with a telescopic rod; the bottom of the telescopic rod is fixedly connected with a grinding disc; a pair of conversion grooves is formed in the grinding disc; a first elastic sheet is fixedly connected inside the conversion groove; a pair of guide rods is fixedly connected to the outer side of the telescopic rod through a support, and the guide rods extend into the conversion groove and are in sliding connection with the grinding disc; the first elastic sheet is provided with a sliding rail; a sliding pin is connected in the sliding rail in a sliding manner and is fixedly connected with the guide rod; a plurality of stirring rods are uniformly distributed on the lower side of the first elastic sheet, and the lower ends of the stirring rods are connected with the grinding disc in a sliding and sealing manner; drive the abrasive disc through the motor and rotate, smash the back with herbal pieces-traditional chinese medicine, to the inside clean water that adds of grinding groove, later drive the abrasive disc through the telescopic link and rise, and then the guide arm promotes shell fragment No. one downwards, make it take place elastic deformation, and push the stirring rod downwards, make the stirring rod salient in abrasive disc surface, and then drive the abrasive disc along with the motor and rotate, the stirring rod carries out intensive mixing to traditional chinese medicine powder and water, this operation makes grinding and stirring function collection as an organic whole, the volume of check out test set has been reduced, the operation steps are simplified, the work efficiency of detecting herbal pieces-traditional chinese medicine has further been improved.
Preferably, the sampling pipe is communicated with the top of the grinding groove; through the top intercommunication with the sampling pipe with grinding the groove for during the supernatant at grinding the groove top gets into the sampling pipe, avoid a large amount of dregs of a decoction to get into behind the sampling cup, lead to detecting the problem that the precision descends.
Preferably, a flexible retainer ring is fixedly connected to the side wall of the top of the grinding disc; a plurality of first thrust plates are uniformly distributed on the lower side of the flexible check ring; a plurality of second thrust plates are uniformly distributed on the inner side wall of the top of the grinding groove; in the course of the grinding, because the extrusion effect between abrasive disc and the grinding groove, the great traditional chinese medicine powder of part granule can upwards spill over through the edge of grinding the groove, through setting up flexible retaining ring this moment, can block the powder and spill over to through thrust washer and No. two thrust washers's mating reaction, can hold back the powder in flexible retaining ring below, reduce spilling over of traditional chinese medicine powder, improve the grinding degree of consistency.
Preferably, a plurality of first magnets are uniformly distributed on the circumference of the outer edge of the flexible retainer ring away from the grinding disc; an annular groove is formed in the inner wall of the top of the grinding groove; a plurality of second magnets are uniformly distributed in the annular groove at the circumference; at the abrasive disc rotation in-process, when magnet is close to No. two magnets, the two attracts each other, and drive flexible retaining ring downwarping, and then the powder that flexible retaining ring outer fringe will grind the groove surface is scraped downwards, later magnet keeps away from gradually with No. two magnets, and the appeal disappears, the slight rebound that makes progress of flexible retaining ring, thereby make the shake of flexible retaining ring intermittent type formula, constantly push down its below powder, push the abrasive disc and grind the gap between the groove, further improve the grinding degree of consistency.
Preferably, a first spring is fixedly connected between one side of the second magnet, which is far away from the flexible retainer ring, and the annular groove; a convex block is fixedly connected to one side of the second magnet, which is close to the flexible retainer ring; when magnet attraction No. two magnet, can drive the lug through No. two magnet and shift up, and then lug striking ring channel inner wall drives near grinding inslot lateral wall vibration, promotes flexible retaining ring and promotes the powder downwards, further improves and grinds the degree of consistency.
Preferably, the sampling tube and the reagent tube are close to each other, and side grooves are formed in positions of the sampling tube opposite to the reagent tube; the inner wall of the sampling pipe above the side groove is hinged with a guide plate through a torsion spring; a clapboard is fixedly connected in the reagent tube above the side groove; a second elastic sheet is fixedly connected to the position close to the side groove below the partition plate; a connecting rod is hinged between the guide plate and the second elastic sheet; an elastic sealing film is fixedly connected between the side groove and the connecting rod; an elastic bag is fixedly connected between the second elastic sheet and the inner wall of the reagent tube; the top of the elastic bag is communicated with the upper side of the partition plate through a liquid inlet pipe; the bottom of the elastic bag is provided with a liquid outlet hole; the liquid inlet pipe and the liquid outlet hole are respectively provided with a one-way circulation structure; the detection reagent in the kit enters the elastic bag through the reagent tube and the liquid inlet tube in advance, when a traditional Chinese medicine solution flows down through the sampling tube, the traditional Chinese medicine solution can impact the guide plate and rotate the guide plate, and then the elastic bag is extruded by pushing the second elastic sheet through the connecting rod, so that the detection reagent in the elastic bag is extruded downwards through the liquid outlet hole, the operation enables the extruded detection reagent to be quantitative, the reagent amount used in each detection work is the same, and the detection precision of the heavy metal content is further improved.
Preferably, the one-way flow structure comprises a pellet; elastic ropes are fixedly connected between the side walls of the liquid inlet pipe and the liquid outlet hole and the small ball, and are in a tensioning state; when the elastic bag is extruded, the small ball at the bottom is pushed away downwards by the pressure of the liquid in the elastic bag, then the detection reagent is sprayed downwards, then the elastic bag resets, negative pressure is generated in the elastic bag, the small ball at the top is separated from the inner wall of the elastic bag under the action of the negative pressure, and then the detection reagent in the reagent tube is sucked into the elastic bag, so that the detection reagent is circulated.
Preferably, a central ring is arranged inside the elastic bag; a push plate is fixedly connected to the inner side wall of the elastic bag; a second spring is fixedly connected between the push plate and the central ring; through setting up centre ring, push pedal and No. two springs for when the elasticity bag resets, No. two springs can promote the elasticity bag and reset rapidly, avoid the elasticity bag to produce plastic deformation after long-time work, lead to the problem that can't reset.
Preferably, the stirring rod comprises a movable rod; one end of the movable rod, which is far away from the first elastic sheet, is hinged with a pair of clamping sheets through a torsion spring; a pair of clamping pieces are fixedly connected with a folding canvas; a shell fragment is released the back with the stirring rod, and the clamping piece salient is on the abrasive disc surface, and then a pair of splint open under the effect of torsional spring, drives folding canvas and extends to make the stirring rod when the abrasive disc rotates, folding canvas can increase and the material between area of contact, further improve stirring effect.
The invention has the following beneficial effects:
1. according to the intelligent detection equipment for the heavy metal residues in the traditional Chinese medicine decoction pieces, a traditional Chinese medicine decoction piece sample is placed into a grinding groove, the traditional Chinese medicine decoction pieces are ground through a grinding and stirring mechanism, then clean water is added into the grinding groove, after the traditional Chinese medicine decoction pieces are soaked for a period of time, traditional Chinese medicine powder and the water are uniformly mixed through the grinding and stirring mechanism to form a traditional Chinese medicine solution, after the traditional Chinese medicine solution is placed for a period of time, an electromagnetic valve is opened, the traditional Chinese medicine solution in the grinding groove enters a sampling cup through a sampling pipe, meanwhile, a detection reagent in a kit enters the sampling cup through a reagent pipe, then, the sampling cup is sent into a fluorescence detection box through a moving mechanism, and detection and analysis of the heavy metal content are carried out.
2. According to the intelligent detection equipment for the residual heavy metals in the traditional Chinese medicine decoction pieces, the grinding disc is driven to rotate by the motor, after the traditional Chinese medicine decoction pieces are ground, the cleaning water is added into the grinding groove, the grinding disc is driven to ascend by the telescopic rod, the first elastic sheet is pushed downwards by the guide rod to be elastically deformed, the stirring rod is pushed downwards to protrude out of the surface of the grinding disc, the stirring rod fully stirs the traditional Chinese medicine powder and the water along with the rotation of the grinding disc driven by the motor, the grinding and stirring functions are integrated by the operation, the size of the detection equipment is reduced, the operation steps are simplified, and the working efficiency of detecting the traditional Chinese medicine decoction pieces is further improved.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is an enlarged view of a portion of FIG. 2 at B;
FIG. 5 is an enlarged view of a portion of FIG. 2 at C;
FIG. 6 is a cross-sectional view of the elastomeric bladder of the present invention;
FIG. 7 is a schematic view of the construction of a stirring rod according to the present invention;
in the figure: the device comprises a sampling cylinder 1, a fluorescence detection box 2, a kit 3, a grinding groove 4, a sampling tube 5, a reagent tube 6, a moving mechanism 7, a sampling cup 8, a motor 9, an expansion link 10, a grinding disc 11, a conversion groove 12, a first elastic sheet 13, a guide rod 14, a slide rail 15, a stirring rod 16, a flexible retainer ring 17, a first thrust sheet 18, a second thrust sheet 19, a first magnet 20, an annular groove 21, a second magnet 22, a bump 23, a guide plate 24, a partition plate 25, a second elastic sheet 26, a connecting rod 27, an elastic sealing film 28, an elastic bag 29, a liquid inlet tube 30, a liquid outlet hole 31, a small ball 32, an elastic rope 33, a central ring 34, a push plate 35, a movable rod 161, a clamping sheet 162 and a folding canvas 163.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Example one
As shown in fig. 1 to 6, the intelligent detection device for the residual heavy metals in the herbal pieces-according to the embodiment of the present invention comprises a sampling cartridge 1; a fluorescence detection box 2 and a kit 3 are fixedly connected to one side of the sampling cylinder 1; a grinding groove 4 is formed in the sampling cylinder 1; a grinding and stirring mechanism is arranged above the grinding groove 4; one side of the grinding groove 4 is communicated with a sampling pipe 5 through an electromagnetic valve; a reagent tube 6 is arranged in the sampling cylinder 1, and the reagent tube 6 is communicated with the reagent kit 3 through an electromagnetic valve; the bottom of the sampling cylinder 1 is provided with a moving mechanism 7; a sampling cup 8 is arranged at the top of the moving mechanism 7, and the sampling tube 5 and the reagent tube 6 are both positioned above the sampling cup 8; put into grinding groove 4 inside with herbal pieces-sample, and smash herbal pieces-through grinding rabbling mechanism, later to grinding groove 4 inside add the clear water, soak after a period, through grinding rabbling mechanism with traditional chinese medicine powder and water misce bene, form traditional chinese medicine solution, after a period of stewing, open the solenoid valve, make the traditional chinese medicine solution of grinding groove 4 inside pass through sampling pipe 5 and get into in sampling cup 8, the inside detect reagent of kit 3 simultaneously passes through reagent pipe 6 and gets into in sampling cup 8, later send into fluorescence detection case 2 through moving mechanism 7 with sampling cup 8, carry out heavy metal content detection and analysis, this equipment will grind, the stirring, the sampling, the function collection of detection is as an organic whole, the work efficiency of detecting herbal pieces-sample has been improved.
The grinding and stirring mechanism comprises a motor 9, and the motor 9 is arranged on the inner wall of the top of the sampling cylinder 1; an output shaft of the motor 9 is fixedly connected with a telescopic rod 10; the bottom of the telescopic rod 10 is fixedly connected with a grinding disc 11; a pair of conversion grooves 12 are formed in the grinding disc 11; a first elastic sheet 13 is fixedly connected inside the conversion groove 12; a pair of guide rods 14 are fixedly connected to the outer side of the telescopic rod 10 through a bracket, and the guide rods 14 extend into the conversion groove 12 and are in sliding connection with the grinding disc 11; the first elastic sheet 13 is provided with a slide rail 15; a sliding pin is connected in the sliding rail 15 in a sliding manner and is fixedly connected with the guide rod 14; a plurality of stirring rods 16 are uniformly distributed on the lower side of the first elastic sheet 13, and the lower ends of the stirring rods 16 are connected with the grinding disc 11 in a sliding and sealing manner; drive abrasive disc 11 through motor 9 and rotate, smash the back with herbal pieces-after, to the inside clean water that adds of abrasive trough 4, later drive abrasive disc 11 through telescopic link 10 and rise, and then guide arm 14 promotes shell fragment 13 downwards, make it take place elastic deformation, and release stirring rod 16 downwards, make stirring rod 16 salient in abrasive disc 11 surface, and then drive abrasive disc 11 along with motor 9 and rotate, stirring rod 16 carries out the intensive mixing to chinese medicinal powder and water, this operation makes grinding and stirring function collection as an organic whole, the volume of check out test set has been reduced, the operation steps are simplified, the work efficiency of detecting herbal pieces-has further been improved.
The sampling pipe 5 is communicated with the top of the grinding groove 4; through the top intercommunication with sampling pipe 5 and grinding groove 4 for in the supernatant at grinding groove 4 top gets into sampling pipe 5, avoid a large amount of dregs of a decoction to get into behind the sampling cup 8, lead to detecting the problem that the precision descends.
A flexible retainer ring 17 is fixedly connected to the side wall of the top of the grinding disc 11; a plurality of first thrust plates 18 are uniformly distributed on the lower side of the flexible retainer ring 17; a plurality of second thrust plates 19 are uniformly distributed on the inner side wall of the top of the grinding groove 4; in the course of grinding, because the extrusion effect between abrasive disc 11 and the grinding groove 4, the great traditional chinese medicine powder of part granule can upwards spill over through the edge of grinding groove 4, through setting up flexible retaining ring 17 this moment, can block the powder and spill over to through thrust plate 18 and No. two thrust plates 19's cooperation, can hold back the powder in flexible retaining ring 17 below, reduce spilling over of traditional chinese medicine powder, improve the grinding degree of consistency.
A plurality of first magnets 20 are uniformly distributed on the periphery of the outer edge of the flexible retainer ring 17 away from the grinding disc 11; an annular groove 21 is formed in the inner wall of the top of the grinding groove 4; a plurality of second magnets 22 are uniformly distributed in the annular groove 21 in the circumference; in the abrasive disc 11 rotation in-process, when magnet 20 is close to magnet 22 No. two, the two attracts each other, and drive flexible retaining ring 17 downwarping, and then the powder that flexible retaining ring 17 outer fringe will grind groove 4 surface is wiped away downwards, later magnet 20 keeps away from gradually with magnet 22 No. two, the appeal disappears, flexible retaining ring 17 is rebound upwards slightly, thereby make the shake of flexible retaining ring 17 intermittent type formula, constantly push down the powder of its below, push into in the gap between abrasive disc 11 and the grinding groove 4, further improve the grinding degree of consistency.
A first spring is fixedly connected between one side of the second magnet 22, which is far away from the flexible retainer ring 17, and the annular groove 21; a convex block 23 is fixedly connected to one side of the second magnet 22 close to the flexible retainer ring 17; when magnet 20 attracts magnet 22 No. two, can drive lug 23 through magnet 22 and shift up, and then lug 23 striking ring channel 21 inner wall drives near 4 inside wall vibrations of grinding groove, promotes flexible retaining ring 17 and promotes the powder downwards, further improves and grinds the degree of consistency.
The sampling tube 5 and the reagent tube 6 are close to each other, and side grooves are formed in positions of the sampling tube 5 opposite to the reagent tube 6; the inner wall of the sampling tube 5 above the side groove is hinged with a guide plate 24 through a torsional spring; a clapboard 25 is fixedly connected inside the reagent tube 6 above the side groove; a second elastic sheet 26 is fixedly connected below the partition plate 25 and close to the side groove; a connecting rod 27 is hinged between the guide plate 24 and the second elastic sheet 26; an elastic sealing film 28 is fixedly connected between the side groove and the connecting rod 27; an elastic bag 29 is fixedly connected between the second elastic sheet 26 and the inner wall of the reagent tube 6; the top of the elastic bag 29 is communicated with the upper side of the partition plate 25 through a liquid inlet pipe 30; the bottom of the elastic bag 29 is provided with a liquid outlet hole 31; the liquid inlet pipe 30 and the liquid outlet hole 31 are both provided with a one-way circulation structure; the detection reagent in the kit 3 enters the elastic bag 29 through the reagent tube 6 and the liquid inlet tube 30 in advance, when the traditional Chinese medicine solution flows down through the sampling tube 5, the traditional Chinese medicine solution can impact the guide plate 24 and rotate the guide plate, and then the second elastic sheet 26 is pushed by the connecting rod 27 to extrude the elastic bag 29, so that the detection reagent in the elastic bag 29 is extruded downwards through the liquid outlet hole 31, the operation ensures that the extruded detection reagent is quantitative, the reagent amount used in each detection work is the same, and the detection precision of the heavy metal content is further improved.
The one-way flow structure includes a bead 32; elastic ropes 33 are fixedly connected between the side walls of the liquid inlet pipe 30 and the liquid outlet hole 31 and the small ball 32, and the elastic ropes 33 are in a tensioning state; when the elastic bag 29 is squeezed, the internal liquid pressure pushes the small ball 32 at the bottom downwards to push away, so that the detection reagent is sprayed downwards, then the elastic bag 29 is reset, negative pressure is generated inside, the small ball 32 at the top is separated from the inner wall of the elastic bag 29 under the action of the negative pressure, and the detection reagent in the reagent tube 6 is sucked into the elastic bag 29, so that the circulation is realized.
A central ring 34 is arranged inside the elastic bag 29; a push plate 35 is fixedly connected to the inner side wall of the elastic bag 29; a second spring is fixedly connected between the push plate 35 and the central ring 34; through setting up center ring 34, push pedal 35 and No. two springs for when elasticity bag 29 resets, No. two springs can promote elasticity bag 29 and reset rapidly, avoid elasticity bag 29 to produce plastic deformation after long-time work, lead to the problem that can't reset.
Example two
As shown in fig. 7, a first comparative example, in which another embodiment of the present invention is: the stirring rod 16 comprises a movable rod 161; one end of the movable rod 161, which is far away from the first elastic sheet 13, is hinged with a pair of clamping sheets 162 through a torsion spring; a pair of the clamping pieces 162 are fixedly connected with a folding canvas 163; after the first elastic sheet 13 pushes out the stirring rod 16, the clamping sheet 162 protrudes from the surface of the grinding disc 11, and then the pair of clamping plates opens under the action of the torsion spring to drive the folding canvas 163 to extend, so that the stirring rod 16 rotates along with the grinding disc 11, the folding canvas 163 can increase the contact area between the stirring rod and the material, and the stirring effect is further improved.
The working principle is as follows: putting a traditional Chinese medicine decoction piece sample into a grinding tank 4, crushing the traditional Chinese medicine decoction piece by a grinding and stirring mechanism, adding clean water into the grinding tank 4, soaking for a period of time, uniformly mixing traditional Chinese medicine powder and the water by the grinding and stirring mechanism to form a traditional Chinese medicine solution, standing for a period of time, and then opening an electromagnetic valve to enable the traditional Chinese medicine solution in the grinding tank 4 to enter a sampling cup 8 through a sampling tube 5, simultaneously enabling a detection reagent in a kit 3 to enter the sampling cup 8 through a reagent tube 6, and then sending the sampling cup 8 into a fluorescence detection box 2 through a moving mechanism 7 to carry out heavy metal content detection and analysis, wherein the equipment integrates the grinding, stirring, sampling and detection functions into a whole, so that the working efficiency of detecting the traditional Chinese medicine decoction piece is improved; the grinding disc 11 is driven to rotate by the motor 9, after the traditional Chinese medicine decoction pieces are crushed, cleaning water is added into the grinding groove 4, then the telescopic rod 10 drives the grinding disc 11 to ascend, the guide rod 14 pushes the first elastic sheet 13 downwards to enable the first elastic sheet to generate elastic deformation, the stirring rod 16 is pushed out downwards to enable the stirring rod 16 to protrude out of the surface of the grinding disc 11, then the grinding disc 11 is driven to rotate by the motor 9, the stirring rod 16 fully stirs the traditional Chinese medicine powder and the water, the grinding and stirring functions are integrated by the operation, the size of the detection equipment is reduced, the operation steps are simplified, and the working efficiency of detecting the traditional Chinese medicine decoction pieces is further improved; the sampling pipe 5 is communicated with the top of the grinding groove 4, so that the supernatant on the top of the grinding groove 4 enters the sampling pipe 5, and the problem of detection precision reduction caused by a large amount of medicine residues entering the sampling cup 8 is solved; in the grinding process, due to the extrusion effect between the grinding disc 11 and the grinding groove 4, part of the traditional Chinese medicine powder with large particles may overflow upwards through the edge of the grinding groove 4, at the moment, the powder can be prevented from overflowing by arranging the flexible retainer ring 17, and the powder can be retained below the flexible retainer ring 17 through the matching action of the first thrust washer 18 and the second thrust washer 19, so that the overflow of the traditional Chinese medicine powder is reduced, and the grinding uniformity is improved; in the rotation process of the grinding disc 11, when the first magnet 20 is close to the second magnet 22, the first magnet and the second magnet attract each other and drive the flexible retaining ring 17 to bend downwards, further the outer edge of the flexible retaining ring 17 scrapes the powder on the surface of the grinding groove 4 downwards, then the first magnet 20 and the second magnet 22 are gradually far away, the attraction force disappears, the flexible retaining ring 17 slightly rebounds upwards, so that the flexible retaining ring 17 shakes intermittently, the powder below the flexible retaining ring 17 is continuously pushed downwards and pushed into a gap between the grinding disc 11 and the grinding groove 4, and the grinding uniformity is further improved; when the first magnet 20 attracts the second magnet 22, the second magnet 22 drives the bump 23 to move upwards, so that the bump 23 impacts the inner wall of the annular groove 21 to drive the inner side wall of the grinding groove 4 nearby to vibrate, the flexible retainer ring 17 is promoted to push powder downwards, and the grinding uniformity is further improved; the detection reagent in the kit 3 enters the elastic bag 29 through the reagent tube 6 and the liquid inlet tube 30 in advance, when the traditional Chinese medicine solution flows down through the sampling tube 5, the traditional Chinese medicine solution impacts the guide plate 24 and rotates the guide plate, and then the second elastic sheet 26 is pushed by the connecting rod 27 to extrude the elastic bag 29, so that the detection reagent in the elastic bag 29 is extruded downwards through the liquid outlet hole 31, the operation ensures that the extruded detection reagent is quantitative, the reagent amount used in each detection work is the same, and the detection precision of the heavy metal content is further improved; when the elastic bag 29 is squeezed, the internal liquid pressure pushes the small ball 32 at the bottom downwards to push away, so that the detection reagent is sprayed downwards, then the elastic bag 29 is reset, negative pressure is generated inside, the small ball 32 at the top is separated from the inner wall of the elastic bag 29 under the action of the negative pressure, and the detection reagent in the reagent tube 6 is sucked into the elastic bag 29, so that circulation is realized; by arranging the central ring 34, the push plate 35 and the second spring, when the elastic bag 29 is reset, the second spring can push the elastic bag 29 to reset quickly, so that the problem that the elastic bag 29 cannot reset due to plastic deformation after long-time work is avoided; after the first elastic sheet 13 pushes out the stirring rod 16, the clamping sheet 162 protrudes from the surface of the grinding disc 11, and then the pair of clamping plates opens under the action of the torsion spring to drive the folding canvas 163 to extend, so that the stirring rod 16 rotates along with the grinding disc 11, the folding canvas 163 can increase the contact area between the stirring rod and the material, and the stirring effect is further improved.
The front, the back, the left, the right, the upper and the lower are all based on figure 1 in the attached drawings of the specification, according to the standard of the observation angle of a person, the side of the device facing an observer is defined as the front, the left side of the observer is defined as the left, and the like.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. The utility model provides an intelligent detection equipment to remaining heavy metal in herbal pieces-which characterized in that: comprises a sampling cylinder (1); one side of the sampling cylinder (1) is fixedly connected with a fluorescence detection box (2) and a kit (3); a grinding groove (4) is formed in the sampling cylinder (1); a grinding and stirring mechanism is arranged above the grinding groove (4); one side of the grinding groove (4) is communicated with a sampling pipe (5) through an electromagnetic valve; a reagent tube (6) is arranged in the sampling cylinder (1), and the reagent tube (6) is communicated with the reagent kit (3) through an electromagnetic valve; the bottom of the sampling cylinder (1) is provided with a moving mechanism (7); a sampling cup (8) is arranged at the top of the moving mechanism (7), and the sampling tube (5) and the reagent tube (6) are both positioned above the sampling cup (8);
the grinding and stirring mechanism comprises a motor (9), and the motor (9) is arranged on the inner wall of the top of the sampling cylinder (1); an output shaft of the motor (9) is fixedly connected with a telescopic rod (10); the bottom of the telescopic rod (10) is fixedly connected with a grinding disc (11); a pair of conversion grooves (12) is formed in the grinding disc (11); a first elastic sheet (13) is fixedly connected inside the conversion groove (12); a pair of guide rods (14) is fixedly connected to the outer side of the telescopic rod (10) through a support, and the guide rods (14) extend into the conversion groove (12) and are in sliding connection with the grinding disc (11); the first elastic sheet (13) is provided with a sliding rail (15); a sliding pin is connected in the sliding rail (15) in a sliding manner and is fixedly connected with the guide rod (14); a plurality of stirring rods (16) are uniformly distributed on the lower side of the first elastic sheet (13), and the lower ends of the stirring rods (16) are connected with the grinding disc (11) in a sliding and sealing mode.
2. The intelligent detection device for the residual heavy metals in the Chinese herbal pieces according to claim 1, characterized in that: the sampling pipe (5) is communicated with the top of the grinding groove (4).
3. The intelligent detection device for the residual heavy metals in the Chinese herbal pieces according to claim 2, characterized in that: a flexible retainer ring (17) is fixedly connected to the side wall of the top of the grinding disc (11); a plurality of first thrust plates (18) are uniformly distributed on the lower side of the flexible retainer ring (17); a plurality of No. two thrust plates (19) are evenly distributed on the inner side wall of the top of the grinding groove (4).
4. The intelligent detection device for the residual heavy metals in the Chinese herbal pieces according to claim 3, characterized in that: a plurality of first magnets (20) are uniformly distributed on the periphery of the outer edge of the flexible retainer ring (17) far away from the grinding disc (11); an annular groove (21) is formed in the inner wall of the top of the grinding groove (4); a plurality of second magnets (22) are uniformly distributed in the annular groove (21) on the circumference; when the first magnet (20) approaches the second magnet (22) during rotation of the grinding disk (11), the magnets attract each other.
5. The intelligent detection device for the residual heavy metals in the Chinese herbal pieces according to claim 4, wherein: a first spring is fixedly connected between one side of the second magnet (22) far away from the flexible retainer ring (17) and the annular groove (21); and a convex block (23) is fixedly connected to one side of the second magnet (22) close to the flexible retainer ring (17).
6. The intelligent detection device for the residual heavy metals in the Chinese herbal pieces according to claim 2, characterized in that: the sampling tube (5) and the reagent tube (6) are close to each other, and side grooves are formed in the positions, opposite to the reagent tube (6), of the sampling tube (5); the inner wall of the sampling pipe (5) above the side groove is hinged with a guide plate (24) through a torsion spring; a clapboard (25) is fixedly connected inside the reagent tube (6) above the side groove; a second elastic sheet (26) is fixedly connected below the partition plate (25) and close to the side groove; a connecting rod (27) is hinged between the guide plate (24) and the second elastic sheet (26); an elastic sealing film (28) is fixedly connected between the side groove and the connecting rod (27); an elastic bag (29) is fixedly connected between the second elastic sheet (26) and the inner wall of the reagent tube (6); the top of the elastic bag (29) is communicated with the upper side of the partition plate (25) through a liquid inlet pipe (30); the bottom of the elastic bag (29) is provided with a liquid outlet (31); and one-way circulation structures are arranged in the liquid inlet pipe (30) and the liquid outlet hole (31).
7. The intelligent detection device for the residual heavy metals in the Chinese herbal pieces according to claim 6, wherein: the one-way flow structure comprises a pellet (32); elastic ropes (33) are fixedly connected between the side walls of the liquid inlet pipe (30) and the liquid outlet hole (31) and the small balls (32), and the elastic ropes (33) are in a tensioning state.
8. The intelligent detection device for the residual heavy metals in the herbal pieces-for-chinese-medicine according to claim 7, characterized in that: a central ring (34) is arranged in the elastic bag (29); a push plate (35) is fixedly connected to the inner side wall of the elastic bag (29); and a second spring is fixedly connected between the push plate (35) and the central ring (34).
9. The intelligent detection device for the residual heavy metals in the Chinese herbal pieces according to claim 1, characterized in that: the stirring rod (16) comprises a movable rod (161); one end of the movable rod (161), which is far away from the first elastic sheet (13), is hinged with a pair of clamping sheets (162) through a torsion spring; a pair of the clamping pieces (162) are fixedly connected with a folding canvas (163).
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Effective date of registration: 20230707 Address after: 236800 zone a, Shili Industrial Park, Qiaocheng District, Bozhou City, Anhui Province Patentee after: ANHUI SANYITANG CHINESE MEDICINE DECOCTION PIECES Co.,Ltd. Address before: 236800 No. 668, south of Yueji Road, west of Xiyi Avenue, Bowu modern industrial park, Bozhou City, Anhui Province Patentee before: Anhui sanyitang Biotechnology Co.,Ltd. |