CN116754785A - Full-automatic modular sample pretreatment device - Google Patents
Full-automatic modular sample pretreatment device Download PDFInfo
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- CN116754785A CN116754785A CN202311048004.2A CN202311048004A CN116754785A CN 116754785 A CN116754785 A CN 116754785A CN 202311048004 A CN202311048004 A CN 202311048004A CN 116754785 A CN116754785 A CN 116754785A
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- sample pretreatment
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- 230000007306 turnover Effects 0.000 claims description 24
- 239000007788 liquid Substances 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 10
- 229910052751 metal Inorganic materials 0.000 claims description 10
- 239000002699 waste material Substances 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000007781 pre-processing Methods 0.000 claims description 2
- 230000005389 magnetism Effects 0.000 claims 2
- 230000006978 adaptation Effects 0.000 claims 1
- 238000004458 analytical method Methods 0.000 abstract description 8
- 230000033001 locomotion Effects 0.000 abstract description 5
- 239000000126 substance Substances 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 238000002414 normal-phase solid-phase extraction Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000012491 analyte Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 238000007405 data analysis Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/02—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor using a plurality of sample containers moved by a conveyor system past one or more treatment or analysis stations
- G01N35/04—Details of the conveyor system
-
- 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
-
- 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
- G01N1/38—Diluting, dispersing or mixing samples
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Devices For Use In Laboratory Experiments (AREA)
Abstract
The invention discloses a full-automatic modular sample pretreatment device, which relates to the technical field of chemical analysis and comprises a movable base, a sector gear, a driving rod, a driving disc, a driving block, a rack, a driving motor, and the like, wherein the driving motor is started, and the driving motor is started to work to drive the driving disc to rotate so as to enable the driving block to do circular motion.
Description
Technical Field
The invention belongs to the technical field of chemical analysis, and particularly relates to a full-automatic modular sample pretreatment device.
Background
In chemical analysis, in a very small number of cases, the analyte can be directly measured and analyzed to obtain data. To ensure accuracy of analysis data, it is generally necessary to first perform steps such as crushing, adding an extraction reagent, shaking, extracting supernatant, etc. on the sample, so as to convert the analyte into a measurable mode, and all the above steps before analyzing the sample are collectively referred to as sample pretreatment.
The sampling device for sample pretreatment and the pretreatment method are provided by a frame component, a cover opening component, a blood collection tube grabbing component, a liquid shifter component, a platform component, a carrying component, a film sealing component, a magnetic solid-phase extraction component, an SPE positive pressure extraction component and a conveyer belt waste material transmission component; the bottom of the frame component is provided with a conveying belt waste material transmission component, the middle of the frame component is provided with a cover opening component, a platform component and a magnetic solid-phase extraction component in sequence from left to right, and the upper part of the frame component is provided with a blood collection tube grabbing component, a liquid transfer device component, a carrying component and a film sealing component; the magnetic solid phase extraction component and the SPE positive pressure extraction component are detachable and mutually replaced components. Thus, full-automatic sample preprocessing before data analysis can be realized. Read-through file discovery: before the test tube is used for sampling the solution in the test tube, the test tube is in a static state, so that the solution can be precipitated after long-time static in the process of carrying out data analysis on the transferred solution, and the data accuracy of subsequent analysis is affected.
Disclosure of Invention
The invention aims to provide a full-automatic modular sample pretreatment device for solving the problems in the background technology.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
a full-automatic modular sample pretreatment device comprises a main shell body, wherein a movable groove is formed in the inner bottom wall of the main shell body, a movable base capable of moving back and forth is arranged in the movable groove, a test tube placing plate is arranged at the top of the movable base, a plurality of test tube holes for placing test tubes are formed in the test tube placing plate, a sector gear is arranged on one side of the movable base, a rack which is horizontally arranged is meshed with the bottom of the sector gear, a rack box for installing the rack is fixedly arranged on the side wall of the movable base, the rack boxes are arranged at two ends of the rack, a driving rod which is vertically arranged is fixedly arranged at the upper end of the sector gear, the driving rod is provided with a driving groove along the length direction, a driving motor is arranged at the other side of the driving rod, the motor is fixedly arranged on a motor frame, the sector gear is rotatably arranged on the motor frame at the circle center, a driving disc is fixedly arranged on an output shaft of the driving motor, a driving block is eccentrically fixed on the end face of the other side of the driving disc, and the driving block is arranged in the driving groove.
Preferably, the front end and the rear end of the movable groove are also fixed with arc slope blocks, the racks are movably arranged in the two rack boxes, and springs are fixedly connected between the two ends of the racks and the bottom walls of the two rack boxes.
Preferably, a lifting assembly is connected to the inner top wall of the main shell, a clamping assembly is connected to the bottom of the lifting assembly, and a turnover assembly is connected to the bottom of the clamping assembly.
Preferably, the turnover assembly comprises two fixing plates arranged front and back, wherein the inner sides of the two fixing plates are respectively provided with a turnover plate in a rotating mode, one of the two fixing plates is fixedly provided with a turnover motor on the outer side wall of the turnover plate, and an output shaft of the turnover motor is fixedly connected with the turnover plate.
Preferably, the clamping assembly comprises a driving box, two mutually parallel strip-shaped grooves are formed in the front and rear direction of the bottom of the driving box in a penetrating mode, two connecting rods are arranged in the two strip-shaped grooves respectively, the two connecting rods are located at two ends of the strip-shaped grooves respectively, the two connecting rod bottoms at the same ends are fixedly connected with a fixing plate, the two connecting rod tops at the same ends are fixedly provided with connecting plates, the two connecting rod tops at the other ends are fixedly provided with connecting plates, threaded holes are formed in the two connecting plates in a threaded mode, threaded holes are formed in the threaded holes in a threaded mode, two ends of the threaded rods are connected to the side walls of the front and rear ends of the driving box in a rotating mode respectively, and a driving assembly used for driving the threaded rods is arranged above the driving box.
Preferably, the lifting assembly is a telescopic cylinder, the cylinder body end of the telescopic cylinder is fixedly connected with the inner top wall of the main shell, and the telescopic end of the telescopic cylinder is fixedly connected to the top end face of the driving box.
Preferably, the bottom end face of the test tube placing plate is provided with a limiting groove, the top of the movable base is provided with a limiting block matched with the limiting groove, and the cross sections of the limiting groove and the limiting block are isosceles trapezoid.
Preferably, the movable base is arranged in a vertically penetrating manner, a waste liquid hole is formed in the bottom of the movable base, and the waste liquid hole is formed in the inner bottom wall of the main shell.
Preferably, two clamping holes are formed in the front side wall and the rear side wall of the test tube placing plate, clamping blocks are further fixed on the inner side wall of the overturning plate, and the clamping holes are arranged in a matched mode with the clamping blocks.
Preferably, a plurality of electromagnets are fixed on the test tube placing plate, the electromagnets are respectively arranged at the ports of the test tube holes, a magnetic metal ring is arranged above the electromagnets and fixed on the test tube, positive and negative contacts electrically connected with the electromagnets are respectively arranged in the two clamping holes on the same side of the test tube placing plate, and positive and negative contacts are also arranged on the clamping blocks in a matching manner, wherein the clamping holes, the clamping blocks and the electromagnets form a loop.
Compared with the prior art, the invention has the following advantages:
1. according to the invention, the movable base, the sector gear, the driving rod, the driving disc, the driving block, the rack and the driving motor are arranged, the driving motor is started, the driving motor works to drive the driving disc to rotate, so that the driving block performs circular motion, and the sector gear is fixed at the bottom of the driving rod as the driving block is arranged in the driving groove on the driving rod, so that the sector gear can perform reciprocating swing, and the movable base can perform reciprocating swing along the horizontal direction while performing reciprocating swing on the sector gear, so that the solution in the test tube on the test tube placing plate can be vibrated, the occurrence of sedimentation phenomenon can be reduced to a certain extent, and the effect of improving the accuracy of analysis data can be realized.
2. According to the invention, the test tube placing plate can be clamped by arranging the threaded rod, the driving assembly, the connecting plate, the connecting rod, the overturning plate and the fixing plate, and then the overturning motor is arranged, so that the test tube placing plate clamped by the overturning plate rotates and overturns by working of the overturning motor, the mouth of the test tube is downward, and the residual solution is poured out. Through the arrangement, the solution in the test tubes is conveniently poured out, and further the subsequent cleaning and use of the test tubes are facilitated.
3. According to the invention, the clamping block, the clamping hole, the electromagnet and the magnetic metal are arranged, the positive and negative contacts electrically connected with the electromagnet are further arranged in the clamping hole, the positive and negative contacts are also arranged on the clamping block in an adaptive manner, when the clamping block is inserted into the clamping hole, the electromagnet is connected with the positive and negative contacts to work, the electromagnet can adsorb the magnetic metal ring fixed on the test tube, and then the test tube can be fixed when the test tube placing plate is turned over, so that the risk of dropping and crushing the test tube is reduced, and the safety of the device is further improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of another angle structure of the present invention;
FIG. 3 is a schematic diagram of a sector gear engaged with a rack;
FIG. 4 is an exploded view of the rack, sector gear and drive disk;
FIG. 5 is a schematic view showing an upward movement of one end of the movable base;
FIG. 6 is a schematic view of the internal structure of the drive case;
FIG. 7 is a schematic view of a limit block position;
FIG. 8 is a schematic diagram of the position of the limiting groove;
FIG. 9 is a cross-sectional view of a stop block and a stop slot.
In the figure: 1. a main housing; 2. a movable base; 3. a test tube placing plate; 4. a test tube; 5. a sector gear; 6. a rack; 7. a driving rod; 8. a drive disc; 9. a driving block; 10. a driving motor; 11. a motor frame; 12. a fixing plate; 13. a turnover plate; 14. a turnover motor; 15. a drive box; 16. a connecting rod; 17. a connecting plate; 18. a threaded rod; 19. a driven gear; 20. clamping the motor; 21. a drive gear; 22. a telescopic cylinder; 23. a limit groove; 24. a limiting block; 25. waste liquid holes; 26. a clamping hole; 27. a clamping block; 28. an electromagnet; 29. a metal ring; 30. arc slope blocks; 31. a rack box; 32. and (3) a spring.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and simplify the description, but do not indicate or imply that the devices or elements 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 present invention
In order to better understand the above technical solutions, the following detailed description will refer to the accompanying drawings and specific embodiments.
As shown in fig. 1-8, in a first embodiment, a full-automatic modular sample pretreatment apparatus includes a main housing 1, a movable groove is formed in an inner bottom wall of the main housing 1, a movable base 2 capable of moving back and forth is disposed in the movable groove, a test tube placement plate 3 is mounted on top of the movable base 2, and a plurality of test tube holes for placing test tubes 4 are formed in the test tube placement plate 3.
Further, a sector gear 5 is rotatably arranged on the side wall of the movable base 2, a rack 6 which is horizontally arranged is meshed with the bottom of the sector gear 5, a rack box 31 for installing the rack 6 is fixedly arranged on the side wall of the movable base 2, the rack box 31 is arranged at two ends of the rack 6, a driving rod 7 which is vertically arranged is fixedly arranged at the upper end of the sector gear 5, a driving groove is formed in the driving rod 7 along the length direction, a driving motor 10 is arranged at the other side of the driving rod 7, the driving motor 10 is fixedly arranged on a motor frame 11, the sector gear 5 is rotatably arranged on the motor frame 11 at the center of a circle, a driving disc 8 is fixedly arranged on an output shaft of the driving motor 10, a driving block 9 is eccentrically fixed on the end face of the other side of the driving disc 8, and the driving block 9 is arranged in the driving groove.
Further, the motor frame 11 is fixedly arranged on the inner bottom wall of the main housing 1.
It should be noted that: by starting the driving motor 10 fixed on the motor frame 11, the driving disc 8 is driven to rotate by the operation of the driving motor 10, so that the driving block 9 performs circular motion, and the sector gear 5 is fixed at the bottom of the driving rod 7 as the driving block 9 is arranged in the driving groove on the driving rod 7, wherein the sector gear 5 is rotatably arranged on the side wall of the movable base 2, and in addition, the rotation point of the sector gear 5 coincides with the circle center position, so that the sector gear 5 can perform reciprocating swing. Further, on the lateral wall of the movable base 2 again, and be located the bottom of sector gear 5 and be fixed with the rack 6 of sector gear 5 meshing, wherein rack 6 is the horizontal direction setting, so when sector gear 5 is reciprocating swing motion, movable base 2 will follow the reciprocating swing of making the horizontal direction, and then rocks the solution of test tube 4 on the test tube placement plate 3, can reduce the emergence of sedimentation phenomenon to a certain extent, and then realizes the effect that improves analysis data accuracy.
As shown in fig. 1-8, in the second embodiment, arc-shaped sloping blocks 30 are also fixed at the front and rear ends of the movable groove, the rack 6 is movably arranged in two rack boxes 31, and springs 32 are fixedly connected between the two ends of the rack 6 and the bottom walls of the two rack boxes 31.
It should be noted that: in the first embodiment, when the movable base 2 moves to one end of the movable groove, under the action of the arc-shaped slope block 30, the spring 32 in the rack box 31 is contracted, and the rack 6 is inclined, so that the movable base 2 can displace upwards for a certain period; when the movable base 2 moves to the other end of the movable groove, the solution in the test tube 4 on the test tube placing plate 3 is shaken in the vertical direction, so that the occurrence of precipitation phenomenon can be further reduced, and the accuracy of analysis data is higher.
As shown in fig. 1-3 and 5-8, a lifting assembly is connected to the inner top wall of the main housing 1, a clamping assembly is connected to the bottom of the lifting assembly, and a turnover assembly is connected to the bottom of the clamping assembly.
Further, the turnover assembly comprises two fixed plates 12 which are arranged front and back, the inner sides of the two fixed plates 12 are respectively provided with a turnover plate 13 in a rotating way, the outer side wall of one turnover plate 13 is fixedly provided with a turnover motor 14, and the output shaft of the turnover motor 14 is fixedly connected with the turnover plate 13; the clamping assembly comprises a driving box 15, two mutually parallel strip-shaped grooves are formed in the front and rear directions of the bottom of the driving box 15 in a penetrating mode, two connecting rods 16 are arranged in the two strip-shaped grooves respectively, the bottom ends of the two connecting rods 16 located at the same end are fixedly connected with a fixing plate 12, connecting plates 17 are fixed to the top ends of the two connecting rods 16 located at the same end, connecting plates 17 are also fixed to the top ends of the two connecting rods 16 located at the other end, threaded holes are formed in the two connecting plates 17 respectively, threaded rods 18 are arranged in threaded matching mode, two ends of each threaded rod 18 are respectively connected to the side walls of the front end and the rear end of the driving box 15 in a rotating mode, and a driving assembly used for driving the threaded rods 18 is arranged above the driving box 15. The driving assembly comprises a driven gear 19 coaxially fixed in the middle of the threaded rod 18, clamping motors 20 fixed at the top of the driving box 15 and driving gears 21 fixed on the output shafts of the clamping motors 20 and meshed with the driven gear 19, wherein the threads on the threaded rods 18 positioned on two sides of the driven gear 19 are opposite in direction.
It should be noted that: the clamping assembly and the overturning assembly move downwards through the lifting assembly, the overturning plate 13 is located at the same height as the test tube placing plate 3, the clamping motor 20 is started at the moment, the driving gear 21 rotates clockwise through the work of the clamping motor 20, the driven gear 19 is driven to rotate anticlockwise, the threaded rod 18 coaxially fixed with the driven gear 19 also rotates anticlockwise, the two connecting plates 17 in threaded connection with the threaded rod 18 are mutually close through anticlockwise rotation of the threaded rod 18, the two fixing plates 12 connected with the two connecting plates 17 are driven to mutually close, and therefore the two overturning plates 13 clamp the test tube placing plate 3.
Further, after the test tube placing plate 3 is clamped, the clamping assembly and the overturning assembly are lifted to a certain height through the lifting assembly, the overturning motor 14 is restarted, the overturning motor 14 works to enable the overturning plate 13 fixed with the output shaft of the overturning motor to rotate, so that the test tube placing plate 3 clamped by the overturning plate 13 rotates and overturns, the tube orifice of the test tube 4 faces downwards, and the residual solution is poured out. Through the setting, the solution in a plurality of test tubes 4 is poured out in the time of making things convenient for, and then make things convenient for the follow-up washing and the use of test tube 4.
As shown in fig. 1-2, the lifting assembly is a telescopic cylinder 22, the cylinder body end of the telescopic cylinder 22 is fixedly connected with the inner top wall of the main casing 1, and the telescopic end of the telescopic cylinder 22 is fixedly connected on the top end surface of the driving box 15. And four telescopic cylinders 22 are arranged at four corners of the driving box 15 equally.
Through telescopic cylinder 22's setting, can realize that clamping assembly and upset subassembly shift up and shift down, be convenient for place board 3 to the test tube and overturn, set up four angles of drive box 15 with four telescopic cylinder 22, stability when can improve the device and shift up and shift down.
As shown in fig. 6-9, a limiting groove 23 is formed on the bottom end surface of the test tube placing plate 3, and a limiting block 24 matched with the limiting groove 23 is formed on the top of the movable base 2. Wherein the cross sections of the limiting groove 23 and the limiting block 24 are all isosceles trapezoids.
Through the mutual matching of the limiting block 24 and the limiting groove 23, the test tube placing plate 3 can be stably kept above the movable base 2, so that the stability of the test tube placing plate 3 when the movable base 2 shakes is improved, and the safety of the device is further improved; meanwhile, the cross sections of the limiting grooves 23 and the limiting blocks 24 are arranged to be isosceles trapezoids, so that the test tube placing plate 3 can be more conveniently installed, and the working efficiency is improved.
As shown in fig. 6-9, the movable base 2 is arranged to penetrate from top to bottom, a waste liquid hole 25 is arranged at the bottom of the movable base 2, and the waste liquid hole 25 is arranged on the inner bottom wall of the main casing 1. The waste liquid hole 25 is opened for discharging the remaining solution poured out of the test tube 4.
As shown in fig. 1-3 and 5-7, two clamping holes 26 are formed in the front side wall and the rear side wall of the test tube placing plate 3, a clamping block 27 is further fixed on the inner side wall of the overturning plate 13, and the clamping holes 26 are arranged in a matching manner with the clamping blocks 27. Further, a plurality of electromagnets 28 are fixed on the test tube placing plate 3, the electromagnets 28 are respectively arranged at the ports of the test tube holes, a magnetic metal ring 29 is arranged above the electromagnets 28, the magnetic metal ring 29 is fixed on the test tube 4, wherein the magnetic metal is iron, positive and negative contacts electrically connected with the electromagnets 28 are respectively arranged in two clamping holes 26 on the same side of the test tube placing plate 3, positive and negative contacts are also adaptively arranged on the clamping blocks 27, the clamping holes 26, the clamping blocks 27 and the electromagnets 28 form a loop, and the positive and negative contacts on the clamping blocks 27 are electrically connected with a power supply.
It should be noted that: the clamping block 27 on the turnover plate 13 is inserted into the clamping hole 26, and when the test tube placing plate 3 is clamped, moved upwards and turned over, the clamping block 27 is matched with the clamping hole 26, so that the turnover plate 13 can clamp the test tube placing plate 3 more stably. Further, when the clamping block 27 is inserted into the clamping hole 26, the electromagnet 28 is connected with the positive electrode contact, and works, the electromagnet 28 can adsorb the magnetic metal ring 29 fixed on the test tube 4, so that the test tube 4 can be fixed when the test tube placing plate 3 is turned over, the risk that the test tube 4 falls and breaks is reduced, and the safety of the device is further improved.
Finally, it should be noted that: the foregoing description of the preferred embodiments of the present invention is not intended to be limiting, but rather, it will be apparent to those skilled in the art that the foregoing description of the preferred embodiments of the present invention can be modified or equivalents can be substituted for some of the features thereof, and any modification, equivalent substitution, improvement or the like that is within the spirit and principles of the present invention should be included in the scope of the present invention.
Claims (10)
1. The utility model provides a full-automatic modular sample preprocessing device, includes main casing (1), its characterized in that: a movable groove is formed in the inner bottom wall of the main shell (1), a movable base (2) capable of moving back and forth is arranged in the movable groove, a test tube placing plate (3) is arranged at the top of the movable base (2), a plurality of test tube holes for placing test tubes (4) are formed in the test tube placing plate (3), a sector gear (5) is arranged on one side of the movable base (2), a rack (6) which is horizontally arranged is meshed with the bottom of the sector gear (5), a rack box (31) for installing the rack (6) is fixedly arranged on the side wall of the movable base (2), the rack box (31) is arranged at two ends of the rack (6), a driving rod (7) which is vertically arranged is fixed at the upper end of the sector gear (5), the driving rod (7) is provided with a driving groove along the length direction, a driving motor (10) is arranged on the other side of the driving rod (7), the driving motor (10) is fixed on a motor frame (11), the sector gear (5) is rotatably arranged at the center of a circle, a rack box (31) which is arranged on the driving disc (8) is fixed on the other side of the driving disc (8), and the driving block (9) is arranged in the driving groove.
2. A fully automated, modular sample pretreatment apparatus according to claim 1, wherein: arc slope blocks (30) are further fixed at the front end and the rear end of the movable groove, the racks (6) are movably arranged in the two rack boxes (31), and springs (32) are fixedly connected between the two ends of the racks (6) and the bottom walls of the two rack boxes (31).
3. A fully automated, modular sample pretreatment apparatus according to claim 1, wherein: the lifting assembly is connected to the inner top wall of the main shell (1), the clamping assembly is connected to the bottom of the lifting assembly, and the overturning assembly is connected to the bottom of the clamping assembly.
4. A fully automated, modular sample pretreatment apparatus according to claim 3, wherein: the turnover assembly comprises two fixing plates (12) which are arranged front and back, wherein the inner sides of the two fixing plates (12) are respectively provided with a turnover plate (13) in a rotating mode, one of the turnover plates (13) is fixedly provided with a turnover motor (14) on the outer side wall, and an output shaft of the turnover motor (14) is fixedly connected with the turnover plates (13).
5. A fully automated, modular sample pretreatment apparatus according to claim 3, wherein: the clamping assembly comprises a driving box (15), two mutually parallel strip-shaped grooves are formed in the front and rear directions of the bottom of the driving box (15), two connecting rods (16) are arranged in the two strip-shaped grooves, the two connecting rods (16) are respectively located at two ends of the strip-shaped grooves and located at the same end, the bottom ends of the connecting rods (16) are fixedly connected with a fixing plate (12), connecting plates (17) are fixed at the top ends of the two connecting rods (16) located at the same end, connecting plates (17) are also fixed at the top ends of the two connecting rods (16) located at the other end, threaded holes are formed in the two connecting plates (17), threaded rods (18) are arranged in the threaded holes in a threaded mode, and two ends of each threaded rod (18) are respectively connected to the side walls of the front end and the rear end of the driving box (15) in a rotating mode.
6. A fully automated, modular sample pretreatment apparatus according to claim 3, wherein: the lifting assembly is a telescopic air cylinder (22), the cylinder body end of the telescopic air cylinder (22) is fixedly connected with the inner top wall of the main shell (1), and the telescopic end of the telescopic air cylinder (22) is fixedly connected to the top end face of the driving box (15).
7. A fully automated, modular sample pretreatment apparatus according to claim 1, wherein: limiting grooves (23) are formed in the end faces of the bottom of the test tube placing plate (3), limiting blocks (24) matched with the limiting grooves (23) are formed in the top of the movable base (2), and the cross sections of the limiting grooves (23) and the limiting blocks (24) are isosceles trapezoid.
8. A fully automated, modular sample pretreatment apparatus according to claim 1, wherein: the movable base (2) is arranged in a vertically penetrating mode, a waste liquid hole (25) is formed in the bottom of the movable base (2), and the waste liquid hole (25) is formed in the inner bottom wall of the main shell (1).
9. The fully automated, modular sample pretreatment apparatus of claim 4, wherein: two clamping holes (26) are formed in the front side wall and the rear side wall of the test tube placing plate (3), clamping blocks (27) are further fixed on the inner side wall of the overturning plate (13), and the clamping holes (26) are arranged in a matched mode with the clamping blocks (27).
10. A fully automated, modular sample pretreatment apparatus according to claim 9, wherein: be fixed with a plurality of electromagnets (28) on test tube placement plate (3), and a plurality of electromagnet (28) set up respectively in the port department of test tube hole the top of electromagnet (28) is provided with magnetism metal ring (29), magnetism metal ring (29) are fixed on test tube (4) two centre gripping holes (26) of test tube placement plate (3) homonymy are provided with the positive and negative electrode contact with electromagnet (28) electric connection respectively also the adaptation is provided with positive and negative electrode contact on grip block (27), wherein grip hole (26), grip block (27) and electromagnet (28) form the return circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311048004.2A CN116754785A (en) | 2023-08-21 | 2023-08-21 | Full-automatic modular sample pretreatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311048004.2A CN116754785A (en) | 2023-08-21 | 2023-08-21 | Full-automatic modular sample pretreatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116754785A true CN116754785A (en) | 2023-09-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311048004.2A Withdrawn CN116754785A (en) | 2023-08-21 | 2023-08-21 | Full-automatic modular sample pretreatment device |
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| Country | Link |
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| CN (1) | CN116754785A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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