CN209745647U - Preceding processing apparatus among animal remedy residual analysis - Google Patents
Preceding processing apparatus among animal remedy residual analysis Download PDFInfo
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- CN209745647U CN209745647U CN201920341593.6U CN201920341593U CN209745647U CN 209745647 U CN209745647 U CN 209745647U CN 201920341593 U CN201920341593 U CN 201920341593U CN 209745647 U CN209745647 U CN 209745647U
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Abstract
The utility model belongs to the technical field of the former processing equipment, especially, be a preceding processing apparatus among animal remedy residual analysis, which comprises a platform, the top symmetrical welding of platform has two risers, and the top welding of two risers has same diaphragm, and the mounting groove that is located between two risers is seted up at the top of platform, and fixed mounting has first motor in the mounting groove, and the output shaft end of first motor extends to outside the mounting groove and fixed mounting has the carousel, and the top fixed mounting of carousel has the grinding cup, and it is the open-ended grinding chamber to have seted up the top on the grinding cup, and the top of grinding cup is equipped with the fly leaf that is located between two risers, and the bottom fixed mounting of fly leaf has the fixed column. The utility model discloses simple structure, convenient operation grinds the sample fast more, and labour saving and time saving for the sample of grinding and extraction solvent ability intensive mixing make the medicine that awaits measuring dissolve out fast from the solid sample, have improved preparation efficiency.
Description
Technical Field
The utility model relates to a preceding processing equipment technical field especially relates to a preceding processing apparatus among animal remedy residual analysis.
Background
Veterinary drug residue refers to the existence of drug residue in animal body caused by the unscientific use of veterinary drug and enters into ecosystem, the veterinary drug residue is characterized in that the residue level in a sample is very low, the matrix of the sample is complex, the interfering substances are many, the separation and purification of the residue are not easy to carry out, the sample pretreatment is a key step in the analysis of the veterinary drug residue and directly influences the final detection structure, the sample pretreatment technology is one of the key technologies of the veterinary drug residue analysis and aims to convert a target compound in the sample into a test solution for the analysis of an instrument, the existing pretreatment technologies can be summarized into four types, namely preparation technology, extraction technology, purification technology and concentration technology, wherein the preparation process is the initial step of the pretreatment and is one of the indispensable steps, after the sample is collected, the sample needs to be ground and is ground and mixed with an extraction solvent, and an extracting solution is combined, then, the next step of purification, centrifugation and the like is performed.
However, in the prior art, when a sample is ground and smashed and mixed with an extraction solvent, the operation process is complex, the grinding efficiency is low, the time is long, the grinding quality is not good, and the ground sample and the extraction solvent are not mixed uniformly, so that the detection and analysis results are affected.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a pretreatment device in veterinary drug residue analysis.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a pretreatment device in veterinary drug residue analysis comprises a platform, wherein two vertical plates are symmetrically welded at the top of the platform, the top of the two vertical plates is welded with a horizontal plate, a mounting groove is formed in the top of the platform and is positioned between the two vertical plates, a first motor is fixedly mounted in the mounting groove, the output shaft end of the first motor extends out of the mounting groove and is fixedly mounted with a rotary table, a grinding cup is fixedly mounted at the top of the rotary table, a grinding cavity with an opening at the top is formed in the grinding cup, a movable plate positioned between the two vertical plates is arranged above the grinding cup, a fixed column is fixedly mounted at the bottom of the movable plate, a threaded cavity is formed in the fixed column, a threaded block is threadedly mounted in the threaded cavity, a first through hole is formed in the inner wall of the bottom of the threaded cavity, a connecting rod is fixedly mounted at the, the bottom end of the connecting rod is fixedly provided with a grinding disc, the movable plate is provided with two sliding rods in a sliding manner, the two sliding rods are respectively positioned at two sides of the fixed column, two ends of each sliding rod extend out of the movable plate, the top ends of the two sliding rods are welded with first fixed blocks, the two first fixed blocks are respectively welded on corresponding vertical plates, the bottom ends of the two sliding rods are welded with second fixed blocks, the two second fixed blocks are respectively welded on corresponding vertical plates, the bottom of the movable plate is fixedly connected with two springs, the two springs are respectively sleeved on the corresponding sliding rods, the bottom ends of the two springs are respectively fixedly connected with the tops of the corresponding second fixed blocks, one side of one vertical plate in the two vertical plates is provided with a second motor, a rotating shaft positioned above the movable plate is arranged between the two vertical plates, a cam is fixedly, a second through hole is formed in one side of one of the two vertical plates, and one end of the rotating shaft penetrates through the second through hole and is fixedly connected with an output shaft end of the second motor.
Preferably, the connecting rod is sleeved with a sealing cover, the sealing cover is matched with the grinding cup, and the bottom of the sealing cover is in contact with the top of the grinding cup.
Preferably, the bottom of the grinding disc is provided with grinding grains.
Preferably, one side of one of the two vertical plates is fixedly provided with a placing plate, and the second motor is fixedly arranged on the placing plate.
Preferably, a bearing seat is rotatably installed at one end, far away from the second motor, of the rotating shaft, and the bearing seat is fixedly installed on the corresponding vertical plate.
Preferably, the rotating shaft is fixedly sleeved with a bearing, and an outer ring of the bearing is fixedly connected with the inner wall of the second through hole.
Compared with the prior art, the beneficial effects of the utility model are that: firstly, the device matches a grinding cavity, a movable plate, a fixed column, a thread cavity, a thread block, a first through hole, a connecting rod, a grinding disc, a slide rod, a first fixed block, a second fixed block, a spring, a second motor, a rotating shaft, a cam and a second through hole through a platform, a vertical plate, a horizontal plate, a mounting groove, a first motor, a rotary disc, a grinding cup, a first through hole, a second through hole, a spring, a second motor, a cam and a second through hole, firstly, a sample and an extraction solvent with the volume of three to five times of the sample are added into the grinding cavity, the grinding cup is placed on the rotary disc and is fixed by two bolts, then the connecting rod is manually rotated anticlockwise, the connecting rod drives the thread block to rotate, the thread block drives the connecting rod and the grinding disc to move downwards into the grinding cavity, when the thread block rotates to the bottom of the thread cavity, the connecting rod stops rotating, then a sealing, when the cam continuously rotates, the movable plate is pushed to move downwards, the two springs are deformed under pressure to generate elasticity, under the action of the elasticity of the cam and the two springs, the movable plate is enabled to move up and down in a reciprocating manner, the movable plate drives the fixed column, the connecting rod and the grinding disc to move up and down in a reciprocating manner, so that the grinding disc grinds and crushes a sample in the grinding cavity, meanwhile, the first motor drives the turntable, the grinding cup and the sealing cover to rotate, so that the sample and the extraction solvent perform centrifugal motion in the grinding cavity, the rotation of the grinding cup is matched with the up and down movement of the reciprocating manner of the grinding disc, the ground sample and the extraction solvent can be fully mixed, the drug to be tested is rapidly dissolved out of a solid sample, after grinding is finished, the first motor and the second motor are stopped to work, then the connecting rod is rotated clockwise, and the connecting rod drives the grinding, the sealing cover is pushed to move upwards, when the grinding disc moves to the position above the grinding cup, the connecting rod stops rotating, then the two bolts are unscrewed, the grinding cup can be taken down, the ground mixed solvent can be conveniently taken out, and the next step of work can be conveniently carried out;
The utility model discloses simple structure, convenient operation grinds the sample fast more, and labour saving and time saving for the sample of grinding and extraction solvent ability intensive mixing make the medicine that awaits measuring dissolve out fast from the solid sample, have improved preparation efficiency.
drawings
Fig. 1 is a schematic sectional structure view of the main view of the present invention;
FIG. 2 is a schematic view of an assembly structure of a fixing column, a thread block and a connecting rod;
FIG. 3 is a schematic top view of the polishing disk.
In the figure: 1. a platform; 2. a vertical plate; 3. a transverse plate; 4. mounting grooves; 5. a first motor; 6. a turntable; 7. grinding the cup; 8. a grinding chamber; 9. a movable plate; 10. fixing a column; 11. a threaded cavity; 12. a thread block; 13. a first through hole; 14. a connecting rod; 15. a grinding disk; 16. a slide bar; 17. a first fixed block; 18. a second fixed block; 19. a spring; 20. a second motor; 21. a rotating shaft; 22. a cam; 23. a second via.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a pretreatment device in veterinary drug residue analysis comprises a platform 1, wherein two vertical plates 2 are symmetrically welded on the top of the platform 1, the same transverse plate 3 is welded on the top of the two vertical plates 2, a mounting groove 4 positioned between the two vertical plates 2 is formed in the top of the platform 1, a first motor 5 is fixedly mounted in the mounting groove 4, an output shaft end of the first motor 5 extends out of the mounting groove 4 and is fixedly provided with a rotary table 6, a grinding cup 7 is fixedly mounted on the top of the rotary table 6, a grinding cavity 8 with an opening at the top is formed in the grinding cup 7, a movable plate 9 positioned between the two vertical plates 2 is arranged above the grinding cup 7, a fixed column 10 is fixedly mounted at the bottom of the movable plate 9, a threaded cavity 11 is formed in the fixed column 10, a threaded block 12 is mounted in the threaded cavity 11, a first through hole 13 is formed in the inner wall of the bottom of the threaded, the bottom end of a connecting rod 14 penetrates through a first through hole 13 and extends into a grinding cavity 8, the bottom end of the connecting rod 14 is fixedly provided with a grinding disc 15, a movable plate 9 is slidably provided with two sliding rods 16, the two sliding rods 16 are respectively positioned at two sides of a fixed column 10, two ends of each sliding rod 16 extend out of the movable plate 9, the top ends of the two sliding rods 16 are respectively welded with a first fixed block 17, the two first fixed blocks 17 are respectively welded on corresponding vertical plates 2, the bottom ends of the two sliding rods 16 are respectively welded with a second fixed block 18, the two second fixed blocks 18 are respectively welded on the corresponding vertical plates 2, the bottom of the movable plate 9 is fixedly connected with two springs 19, the two springs 19 are respectively sleeved on the corresponding sliding rods 16, the bottom ends of the two springs 19 are respectively and fixedly connected at the top of the corresponding second fixed blocks 18, one side of one vertical plate 2 in, a rotating shaft 21 positioned above the movable plate 9 is arranged between the two vertical plates 2, a cam 22 is fixedly sleeved on the rotating shaft 21, the bottom of the cam 22 is in contact with the movable plate 9, a second through hole 23 is formed in one side of one of the two vertical plates 2, and one end of the rotating shaft 21 penetrates through the second through hole 23 and is fixedly connected with an output shaft end of a second motor 20;
The connecting rod 14 is sleeved with a sealing cover, the sealing cover is matched with the grinding cup 7, the bottom of the sealing cover is contacted with the top of the grinding cup 7, grinding grains are arranged at the bottom of the grinding disc 15, a placing plate is fixedly arranged on one side of one vertical plate 2 of the two vertical plates 2, the second motor 20 is fixedly arranged on the placing plate, a bearing seat is rotatably arranged at one end, away from the second motor 20, of the rotating shaft 21 and is fixedly arranged on the corresponding vertical plate 2, a bearing is fixedly sleeved on the rotating shaft 21, the outer ring of the bearing is fixedly connected with the inner wall of the second through hole 23, and the device is formed by a platform 1, the vertical plates 2, a transverse plate 3, a mounting groove 4, a first motor 5, a rotary disc 6, the grinding cup 7, a grinding cavity 8, a movable plate 9, a fixing column 10, a threaded cavity 11, a threaded block 12, a first through hole 13, the connecting rod, The second fixed block 18, the spring 19, the second motor 20, the rotating shaft 21, the cam 22 and the second through hole 23 are matched, firstly, a sample and an extraction solvent with three to five times of sample volume are added into the grinding cavity 8, the grinding cup 7 is placed on the rotary table 6 and is fixed by two bolts, then the connecting rod 14 is manually rotated anticlockwise, the connecting rod 14 drives the thread block 12 to rotate, the thread block 12 drives the connecting rod 14 and the grinding disc 15 to move downwards into the grinding cavity 8, when the thread block 12 rotates to the bottom of the thread cavity 11, the connecting rod 14 stops rotating, then a sealing cover is covered on the grinding cup 7, then the first motor 5 and the second motor 20 are started to work, the second motor 20 drives the rotating shaft 21 and the cam 22 to rotate at a high speed, when the cam 22 continuously rotates, the movable plate 9 is pushed to move downwards, the two springs 19 are pressed and deformed to generate elastic force, under the elastic force of the cam 22 and the two springs 19, the movable plate 9 is made to move up and down in a reciprocating manner, the movable plate 9 drives the fixed column 10, the connecting rod 14 and the grinding disc 15 to make up and down in a reciprocating manner, so that the grinding disc 15 grinds and crushes the sample in the grinding cavity 8, meanwhile, the first motor 5 drives the turntable 6, the grinding cup 7 and the sealing cover to rotate, so that the sample and the extraction solvent are made to move centrifugally in the grinding cavity 8, the rotation of the grinding cup 7 is matched with the up and down in a reciprocating manner of the grinding disc 15, so that the ground sample and the extraction solvent can be fully mixed, the drug to be tested can be quickly dissolved out from the solid sample, after grinding is finished, the first motor 5 and the second motor 20 are stopped to work, then the connecting rod 14 is rotated clockwise, and similarly, the connecting rod 14 drives the grinding disc 15 to move upwards, then the sealing cover is pushed to move upwards, when the grinding disc 15 moves to the upper part of the grinding cup 7, the connecting, then unscrew two bolts, alright take off grinding cup 7, conveniently take out the mixed solvent after grinding, the work of being convenient for goes on next step, the utility model discloses simple structure, convenient operation grinds the sample fast more, labour saving and time saving for the sample of grinding and extraction solvent ability intensive mixing make the medicine that awaits measuring dissolve out fast from the solid sample, improved preparation efficiency.
The working principle is as follows: the grinding cup 7 is made of transparent material, which is convenient for workers to observe, a control switch and an external power line are fixedly installed on the platform 1, the first motor 5, the second motor 20, the control switch and the external power line are electrically connected in sequence to form a closed loop, the control switch respectively controls the start-stop work of the first motor 5 and the start-stop work of the second motor 20, when in use, firstly, a sample and an extraction solvent with three to five times of sample volume are added into the grinding cavity 8, the grinding cup 7 is placed on the turntable 6, the grinding cup 7 is fixed on the turntable 6 by two bolts, then the connecting rod 14 is manually rotated anticlockwise, the connecting rod 14 drives the thread block 12 to rotate, the thread block 12 drives the connecting rod 14 to move downwards, the connecting rod 14 drives the grinding disc 15 to move downwards into the grinding cavity 8, when the thread block 12 rotates to the bottom of the thread cavity 11, the connecting rod 14 cannot move downwards, then the sealing cover is covered on the grinding cup 7, then, the first motor 5 and the second motor 20 are started to work, the second motor 20 drives the rotating shaft 21 and the cam 22 to rotate at a high speed, the cam 22 pushes the movable plate 9 to move downwards when continuously rotating, the two springs 19 are pressed and deformed to generate elastic force, the movable plate 9 is made to move up and down in a reciprocating manner under the action of the elastic force of the cam 22 and the two springs 19, the movable plate 9 drives the fixed column 10, the connecting rod 14 and the grinding disc 15 to move up and down in a reciprocating manner, so that the grinding disc 15 grinds and crushes the sample in the grinding cavity 8 and mixes the sample with the extraction solvent, meanwhile, the first motor 5 drives the rotating disc 6, the grinding cup 7 and the sealing cover to rotate, so that the sample and the extraction solvent perform centrifugal motion in the grinding cavity 8, the grinding cavity 8 is sealed by the sealing cover, and the rotation of the grinding cup 7 is matched with the up and down movement of the grinding disc 15 in a reciprocating manner, make the sample of grinding and extraction solvent ability intensive mixing, make the medicine that awaits measuring dissolve out fast from the solid sample, the efficiency of preparation is improved, after the grinding, stop first motor 5 and the work of second motor 20, then clockwise turning connecting rod 14, the same reason, connecting rod 14 drives screw block 12 and rotates and the rebound, connecting rod 14 drives abrasive disc 15 rebound, promote the closing cap rebound again, when abrasive disc 15 removes to grinding cup 7 top, stop connecting rod 14 and rotate, then unscrew two bolts, remove the fixed to grinding cup 7, then alright take off grinding cup 7, conveniently take out the mixed solvent after grinding, the work of being convenient for on next step goes on.
the above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. the utility model provides a preceding processing apparatus among veterinary drug residue analysis, includes platform (1), its characterized in that: the top of the platform (1) is symmetrically welded with two vertical plates (2), the top of the two vertical plates (2) is welded with the same transverse plate (3), the top of the platform (1) is provided with a mounting groove (4) positioned between the two vertical plates (2), a first motor (5) is fixedly mounted in the mounting groove (4), the output shaft end of the first motor (5) extends out of the mounting groove (4) and is fixedly provided with a turntable (6), the top of the turntable (6) is fixedly provided with a grinding cup (7), the grinding cup (7) is provided with a grinding cavity (8) with an opening top, a movable plate (9) positioned between the two vertical plates (2) is arranged above the grinding cup (7), the bottom of the movable plate (9) is fixedly provided with a fixed column (10), the fixed column (10) is provided with a threaded cavity (11), and the threaded block (12) is mounted on the threaded cavity (11, a first through hole (13) is formed in the inner wall of the bottom of the threaded cavity (11), a connecting rod (14) is fixedly mounted at the bottom of the threaded block (12), the bottom end of the connecting rod (14) penetrates through the first through hole (13) and extends into the grinding cavity (8), a grinding disc (15) is fixedly mounted at the bottom end of the connecting rod (14), two sliding rods (16) are slidably mounted on the movable plate (9), the two sliding rods (16) are respectively positioned at two sides of the fixed column (10), two ends of each sliding rod (16) extend out of the movable plate (9), first fixed blocks (17) are welded at the top ends of the two sliding rods (16), the two first fixed blocks (17) are respectively welded on corresponding vertical plates (2), second fixed blocks (18) are respectively welded at the bottom ends of the two sliding rods (16), the two second fixed blocks (18) are respectively welded on corresponding vertical plates (2), and two springs (19) are fixedly connected to the bottom of the, and two springs (19) are respectively sleeved on the corresponding sliding rods (16), the bottom ends of the two springs (19) are respectively and fixedly connected to the tops of the corresponding second fixed blocks (18), one side of one of the two vertical plates (2) is provided with a second motor (20), a rotating shaft (21) positioned above the movable plate (9) is arranged between the two vertical plates (2), a cam (22) is fixedly sleeved on the rotating shaft (21), the bottom of the cam (22) is in contact with the movable plate (9), one side of one of the two vertical plates (2) is provided with a second through hole (23), and one end of the rotating shaft (21) penetrates through the second through hole (23) and is fixedly connected with an output shaft end of the second motor (20).
2. The pretreatment device for veterinary drug residue analysis according to claim 1, wherein: the connecting rod (14) is sleeved with a sealing cover, the sealing cover is matched with the grinding cup (7), and the bottom of the sealing cover is in contact with the top of the grinding cup (7).
3. The pretreatment device for veterinary drug residue analysis according to claim 1, wherein: the bottom of the grinding disc (15) is provided with grinding grains.
4. The pretreatment device for veterinary drug residue analysis according to claim 1, wherein: one side fixed mounting of one of two riser (2) has the board of placing, and second motor (20) fixed mounting is on placing the board.
5. The pretreatment device for veterinary drug residue analysis according to claim 1, wherein: and a bearing seat is rotatably arranged at one end of the rotating shaft (21), which is far away from the second motor (20), and the bearing seat is fixedly arranged on the corresponding vertical plate (2).
6. The pretreatment device for veterinary drug residue analysis according to claim 1, wherein: the rotating shaft (21) is fixedly sleeved with a bearing, and the outer ring of the bearing is fixedly connected with the inner wall of the second through hole (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920341593.6U CN209745647U (en) | 2019-03-18 | 2019-03-18 | Preceding processing apparatus among animal remedy residual analysis |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920341593.6U CN209745647U (en) | 2019-03-18 | 2019-03-18 | Preceding processing apparatus among animal remedy residual analysis |
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| CN209745647U true CN209745647U (en) | 2019-12-06 |
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| CN201920341593.6U Active CN209745647U (en) | 2019-03-18 | 2019-03-18 | Preceding processing apparatus among animal remedy residual analysis |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112284828A (en) * | 2020-11-12 | 2021-01-29 | 陈晓春 | Sampling detection device for sewage cycle treatment |
| CN114887364A (en) * | 2022-05-06 | 2022-08-12 | 山东农业大学 | Experimental extraction device for producing plant mosquito repellent liquid and preparation method of mosquito repellent liquid |
-
2019
- 2019-03-18 CN CN201920341593.6U patent/CN209745647U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112284828A (en) * | 2020-11-12 | 2021-01-29 | 陈晓春 | Sampling detection device for sewage cycle treatment |
| CN114887364A (en) * | 2022-05-06 | 2022-08-12 | 山东农业大学 | Experimental extraction device for producing plant mosquito repellent liquid and preparation method of mosquito repellent liquid |
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