CN111766113A - Food medicine detects uses high accuracy sampling system - Google Patents
Food medicine detects uses high accuracy sampling system Download PDFInfo
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- CN111766113A CN111766113A CN202010704331.9A CN202010704331A CN111766113A CN 111766113 A CN111766113 A CN 111766113A CN 202010704331 A CN202010704331 A CN 202010704331A CN 111766113 A CN111766113 A CN 111766113A
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- 238000005070 sampling Methods 0.000 title claims abstract description 70
- 239000003814 drug Substances 0.000 title claims abstract description 19
- 238000001514 detection method Methods 0.000 claims abstract description 20
- 229940079593 drug Drugs 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims description 21
- 238000003780 insertion Methods 0.000 claims description 10
- 230000037431 insertion Effects 0.000 claims description 10
- 238000013480 data collection Methods 0.000 claims description 7
- 238000013500 data storage Methods 0.000 claims description 7
- 238000012545 processing Methods 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 4
- 238000012546 transfer Methods 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000033001 locomotion Effects 0.000 abstract description 4
- 239000000523 sample Substances 0.000 description 19
- 238000004458 analytical method Methods 0.000 description 3
- 238000003908 quality control method Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000013068 control sample Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
- G01N2001/1445—Overpressure, pressurisation at sampling point
- G01N2001/1454—Positive displacement, piston
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Health & Medical Sciences (AREA)
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- General Health & Medical Sciences (AREA)
- Immunology (AREA)
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- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a high-precision sampling system for food and drug detection, which comprises: the mounting panel, the power take off end that the lower part left side of mounting panel was equipped with first motor and first motor is equipped with first screw rod, threaded connection between the surface of first screw rod is equipped with sliding block and the first screw rod. According to the invention, the upright post is arranged at the upper part of the fixing plate, the second motor is arranged in the mounting groove in the upright post, the second screw rod is driven to rotate in the threaded hole in the telescopic post through the second motor, so that the telescopic post is driven to extend up and down in the upright post, the height is convenient to realize, meanwhile, the support rod is arranged between the two groups of telescopic posts, the fixing frame and the pneumatic device are arranged at the lower part of the support rod, the push-pull rod is arranged at the power output end of the pneumatic device and is positioned in the sealed bin of the sampling cylinder, the pressure in the sealed bin is increased through the up-and-down movement of the push-pull rod, so that an external sample is sampled through the needle head, the automatic.
Description
Technical Field
The invention relates to the technical field of medicine detection, in particular to a high-precision sampling system for food and medicine detection.
Background
In the production of products in the fields of food, medicine and the like, intermediate control of production and quality control or circulation links of finished products are key links related to product quality control, and detection and analysis are key means in the product quality control process. In the experimental teaching of teachers or the experimental research of researchers in scientific research institutions and schools, the relevant detection teaching and experimental detection work is indispensable, and the reliability of the detection device is correlated with the reliability of data. The detection and analysis of any product quality, besides relying on the detection level of the detector, is also closely related to the reasonable construction or design of the detection equipment.
At present, along with the progress of science and technology, the sampling device of some current food medicines can't satisfy the user demand, and when using, the precision under artificial control can't reach standard simultaneously. For this reason, a new scheme needs to be designed to give improvements.
Disclosure of Invention
The invention aims to provide a high-precision sampling system for food and drug detection, which is characterized in that a stand column is arranged at the upper part of a fixed plate, a second motor is arranged in an installation groove in the stand column, a second screw rod is driven to rotate in a threaded hole in a telescopic column through the second motor, so that the telescopic column is driven to vertically extend and retract in the stand column, the height adjustment is conveniently realized, meanwhile, a support rod is arranged between two groups of telescopic columns, a fixing frame and a pneumatic device are arranged at the lower part of the support rod, a push-pull rod is arranged at the power output end of the pneumatic device and is positioned in a sealed cabin of a sampling cylinder, the pressure in the sealed cabin is increased through the up-and-down movement of the push-pull rod, so that an external sample is sampled through a needle, the automatic control is performed through a control device, the sampling precision is greatly.
In order to achieve the purpose, the invention provides the following technical scheme: a high-precision sampling system for food and drug detection comprises: the mounting plate, the left side of the lower part of the mounting plate is provided with a first motor, the power output end of the first motor is provided with a first screw rod, the surface of the first screw rod is provided with a sliding block, the sliding block is in threaded connection with the first screw rod, the upper part of the sliding block is provided with a fixed block, the side surface of the fixed block is provided with a fixed seat, the side surface of the fixed seat is provided with a telescopic rod, the side surface of the telescopic rod is provided with a splint, the splint is in a semi-arc plate-shaped structure, the upper part of the mounting plate is provided with a stand column, the upper part of the stand column is provided with a telescopic column, the telescopic column is in sliding connection with the stand column, the stand column is internally provided with a mounting groove, the inside of the stand column is provided with a second motor, the power output end of the second motor is provided with a second screw, the power output end of the pneumatic device is provided with a push-pull rod, a sampling cylinder is arranged outside the push-pull rod, a fixing frame is arranged outside the sampling cylinder and fixedly connected with the sampling cylinder through a bolt, connecting rods are arranged on two sides of the fixing frame and fixedly connected with the supporting rods, a sealing bin is arranged inside the sampling cylinder, the tail end of the push-pull rod is arranged on a piston, the piston and the sealing bin are mutually embedded and slidably connected, a sampling opening is formed in the side surface of the sealing bin and communicated with the sealing bin, a needle head is arranged at the lower part of the sampling cylinder and inserted into the sampling cylinder, a locking piece is arranged at the joint of the needle head and the sampling cylinder, the needle head of the locking piece is fixedly connected with the sampling cylinder through the locking piece, the needle head is communicated with the sealing bin, a control device is arranged on the left side of the stand column, be equipped with power control module and data processing center in the central controller, including data processing module, data acquisition module, data comparison module and data storage module in the data processing center, the left side of central controller is equipped with wireless communication module and wireless through hole module and includes that data take place and receive data, wireless communication module's lower part is equipped with orientation module and includes liquid level height and transfer rate, pass through wire electric connection between power control module and first motor, second motor and the pneumatic means.
In a preferred embodiment of the present invention, the first screw has a forward thread on the left side and a reverse thread on the right side, and the sliding blocks are respectively screwed with the forward thread and the reverse thread.
As a preferred embodiment of the present invention, an insertion groove is disposed inside the fixing base, a movable plate is disposed at an end of the telescopic rod, the movable plate and the insertion groove are engaged with each other, a buffer column is disposed inside the insertion groove, the buffer column is fixedly connected to the movable plate, and the telescopic rod is telescopically connected to the fixing base through the buffer column.
In a preferred embodiment of the present invention, an elastic plate is disposed on an inner side of the clamping plate and is rotatably connected to the clamping plate through a movable shaft, and the elastic plate is a semi-arc metal plate having an arc opposite to that of the clamping plate.
As a preferred embodiment of the present invention, a fixing plate is disposed at a lower portion of the sealed bin, a spring column is disposed at a lower portion of the fixing plate, a sealing ball is disposed at a lower portion of the spring column, the sealing ball is attached to an outlet of the sampling head, the sealing ball extends and retracts up and down through the spring column, and a check valve structure is formed at an outlet of the sampling tube by the sealing ball matching with the spring column and the fixing plate.
In a preferred embodiment of the present invention, the surface of the sampling tube is provided with a transparent observation window, and the surface of the transparent observation window is provided with scale marks.
As a preferred embodiment of the present invention, a sealing gasket is disposed on a surface of the piston, the sealing gasket and the sealing chamber are attached to each other, a data collector is disposed on a lower portion of the piston, the data collector is connected to the data collection module, and the data collector includes a temperature and humidity sensor, a pressure sensor, a liquid level sensor, a distance sensor, and a concentration sensor.
As a preferred embodiment of the present invention, a driving control module and a precision control module are disposed on the right side of the central controller, the driving control module is electrically connected to the first motor, the second motor and the pneumatic device through wires, and the data storage module includes hardware storage and cloud storage.
Compared with the prior art, the invention has the following beneficial effects:
(1) according to the invention, the upright post is arranged at the upper part of the fixing plate, the second motor is arranged in the mounting groove in the upright post, the second screw rod is driven to rotate in the threaded hole in the telescopic post through the second motor, so that the telescopic post is driven to extend up and down in the upright post, the height is convenient to realize, meanwhile, the support rod is arranged between the two groups of telescopic posts, the fixing frame and the pneumatic device are arranged at the lower part of the support rod, the push-pull rod is arranged at the power output end of the pneumatic device and is positioned in the sealed bin of the sampling cylinder, the pressure in the sealed bin is increased through the up-and-down movement of the push-pull rod, so that the external sample is sampled through the needle head, the automatic control is carried out through.
(2) The central controller is arranged in the control device and is connected with the data collector arranged at the lower part of the piston, the data collector comprises a temperature and humidity sensor, a liquid level sensor, a concentration sensor and a pressure sensor, the numerical value of a sample in the sampling cylinder can be effectively monitored in real time and stored through the data storage module, and then the numerical value is analyzed through the data comparison module and the data processing module, so that the sampling precision is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the column of the present invention;
FIG. 3 is a schematic view of the internal structure of the sampling tube of the present invention;
FIG. 4 is an enlarged view of part A of the present invention;
FIG. 5 is a schematic view of the internal structure of the fixing base of the present invention;
FIG. 6 is a flow chart of the central controller according to the present invention.
In the drawing, a mounting plate-1, a first motor-2, a first screw-3, a sliding block-4, a fixed block-5, a fixed seat-6, a telescopic rod-7, a clamping plate-8, a vertical column-9, a telescopic column-10, a supporting rod-11, a connecting rod-12, a fixed frame-13, a pneumatic device-14, a push-pull rod-15, a sampling cylinder-16, a transparent observation window-17, a locking piece-18, a needle-19, a control device-20, a mounting groove-21, a second motor-22, a second screw-23, a threaded hole-24, a sealed cabin-25, a sampling port-26, a piston-27, a sealed gasket-28, a data collector-29, a fixed plate-30, a spring column-31, a sealing ball-32, a plug-in groove-33, a buffer column-34, a movable plate-35 and an elastic sheet-36.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a high-precision sampling system for food and drug detection comprises: mounting plate 1, the left side of the lower part of mounting plate 1 is provided with a first motor 2, the power output end of first motor 2 is provided with a first screw 3, the surface of first screw 3 is provided with a sliding block 4, the sliding block 4 is in threaded connection with the first screw 3, the upper part of sliding block 4 is provided with a fixed block 5, the side of fixed block 5 is provided with a fixed seat 6, the side of fixed seat 6 is provided with a telescopic rod 7, the side of telescopic rod 7 is provided with a clamping plate 8, the clamping plate 8 is in a semi-arc plate-shaped structure, the first motor 2 at the lower part of mounting plate 1 is started to drive the first screw 3 to rotate, the first screw 3 drives the sliding block 4 at the surface to move oppositely, so that the fixed block 5 drives the fixed seat 6, the telescopic rod 7 and the clamping plate 8 to contact with each other, the sample is fixed through the clamping plate 8, the convenience of sampling is increased, the upper part of mounting plate 1 is provided with a, the upright column 9 is internally provided with a mounting groove 21, the mounting groove 21 is internally provided with a second motor 22, the power output end of the second motor 22 is provided with a second screw 23, the telescopic column 10 is internally provided with a threaded hole 24, the second screw 23 is inserted into the threaded hole 24 and is in threaded connection with the threaded hole, the inner side of the telescopic column 10 is provided with a support rod 11, the lower part of the support rod 11 is provided with a pneumatic device 14, the power output end of the pneumatic device 14 is provided with a push-pull rod 15, the outer part of the push-pull rod 15 is provided with a sampling cylinder 16, the outer part of the sampling cylinder 16 is provided with a fixed frame 13, the fixed frame 13 is fixedly connected with the sampling cylinder 16 through a bolt, two sides of the fixed frame 13 are provided with connecting rods 12, the connecting rods 12 are fixedly connected with the support rod 11, the sampling cylinder 16 is internally provided with a sealed bin 25, the tail end of the push-pull rod 15 is arranged on a piston 27, the lower part of the sampling tube 16 is provided with a needle 19, the needle 19 is inserted into the sampling tube 16, a locking part 18 is arranged at the joint of the needle 19 and the sampling tube 16, the locking part 18 is fixedly connected with the needle 19 through the locking part 18, the needle 19 is communicated with a sealed cabin 25, the left side of the upright post 9 is provided with a control device 20, the inside of the control device 20 is provided with a central controller, a second motor 22 in the upright post 9 is started through the control device 20, a second screw 23 is driven by the second motor 22 to rotate, the second screw 23 is in threaded connection with a threaded hole 24 in the telescopic post 10, so that the telescopic post 10 is driven to move up and down in the upright post 9, the support rod 11 is driven to move up and down by the telescopic post 10, the lower part of the telescopic post 11 is provided with a fixed frame 13 and a pneumatic device 14, the fixed frame 13 is used for fixing the sampling tube 16, and a push-pull rod 15 arranged at the power, thereby adjusting the air pressure in the sealed cabin 25, the needle 19 is fixed with the sampling cylinder 16 through the locking part 18, samples are taken through the needle 19 and are discharged through the sampling port 26, the sampling convenience is increased, meanwhile, the sampling amount can be effectively and accurately controlled through mechanically controlling the telescopic length of the push-pull rod 15, a power supply control module and a data processing center are arranged in the central controller, the data processing center comprises a data processing module, a data acquisition module, a data comparison module and a data storage module, the left side of the central controller is provided with a wireless communication module and a wireless through hole module comprises generated data and received data, the lower part of the wireless communication module is provided with a positioning module and the positioning module comprises a liquid level height and a transmission rate, and the power supply control module is electrically connected with the first motor 2, the second motor 22 and the pneumatic device 14 through leads, the data processing center in the central controller is used for acquiring data of a sampled product, processing and analyzing the sampled product through the data processing module and the data comparison module, and storing the data, and the sampling precision of the sample can be improved through the arrangement.
Further improved, as shown in fig. 1: the left side of first screw rod 3 is forward screw thread and the right side is reverse screw thread, sliding block 4 respectively with forward screw thread and reverse screw thread between threaded connection, forward screw thread and reverse screw thread set up convenient sliding block 4 between the relative motion.
Further improved, as shown in fig. 5: the fixing base 6 is internally provided with an insertion groove 33, the tail end of the telescopic rod 7 is provided with a movable plate 35, the movable plate 35 is embedded with the insertion groove 33, the insertion groove 33 is internally provided with a buffer column 34, the buffer column 34 is fixedly connected with the movable plate 35, the telescopic rod 7 is in telescopic connection with the fixing base 6 through the buffer column 34, and the telescopic rod 7 is in telescopic connection with the insertion groove 33 through the buffer column 34, so that the stability of sample fixing is improved.
Further improved, as shown in fig. 5: the inboard of splint 8 is equipped with flexure strip 36 and passes through to rotate between loose axle and the splint 8 to be connected, the flexure strip 36 is the half arc sheetmetal that is the opposite radian with splint 8, and the half arc sheetmetal that splint 8 inboard set up takes place deformation when the centre gripping sample to wrap up completely at the sample surface, increased the fastness that the sample was fixed.
Further improved, as shown in fig. 4: the lower part of the sealed cabin 25 is provided with a fixed plate 30, the lower part of the fixed plate 30 is provided with a spring column 31, the lower part of the spring column 31 is provided with a sealing ball 32, the sealing ball 32 is attached to the outlet of the sampling head, the sealing ball 32 stretches up and down through the spring column 31, the outlet of the sampling tube 16 forms a one-way valve structure through the sealing ball 32 matching with the spring column 31 and the fixed plate 30, the sealing ball 32 moves upwards in the air suction process of the push-pull rod 15, so that the sealing ball is separated from the outlet, the sampling is convenient, and meanwhile, the sealing ball 32 blocks the outlet after the sample extraction is completed, so that the backflow of.
Further improved, as shown in fig. 1: the surface of sampling tube 16 is equipped with transparent observation window 17 and the surface of transparent observation window 17 sets up the scale mark, conveniently observes the sample volume.
Further improved, as shown in fig. 4 and 6: piston 27's surface is equipped with sealed pad 28 and the sealed storehouse 25 between laminating each other, piston 27's lower part is equipped with data collection station 29 and is connected between data collection station 29 and the data acquisition module, data collection station 29 includes temperature and humidity sensor, pressure sensor, level sensor, distance sensor and concentration sensor, can real-time supervision sample the humiture and the concentration of medicine through data collection station 29, detects the pressure, liquid level and the distance of sealed storehouse simultaneously to improve the precision of sample.
Further improved, as shown in fig. 6: the right side of central controller is equipped with drive control module and precision control module, pass through wire electric connection between drive control module and first motor 2, second motor 22 and pneumatic means 14, data storage module includes hardware storage and high in the clouds storage, and two kinds of storage methods have improved data security.
The invention starts a first motor 2 at the lower part of a mounting plate 1 to drive the first screw rod 3 to rotate, the first screw rod 3 drives sliding blocks 4 on the surface to move oppositely, so that a fixed block 5 drives a fixed seat 6, a telescopic rod 7 and a clamping plate 8 to contact with each other, a sample is fixed through the clamping plate 8, the convenience of sampling is increased, a second motor 22 in an upright post 9 is started through a control device 20, a second screw rod 23 is driven to rotate through a second motor 22, the second screw rod 23 is in threaded connection with a threaded hole 24 in a telescopic post 10, so that the telescopic post 10 is driven to move up and down in the upright post 9, so that the telescopic post 10 drives a support rod 11 to move up and down, a fixed frame 13 and a pneumatic device 14 are arranged at the lower part of the telescopic post 11, the fixed frame 13 is used for fixing a sampling tube 16, and a push-pull rod 15 arranged at the power output end of the pneumatic device 14, thereby adjust the atmospheric pressure in the sealed storehouse 25, syringe needle 19 passes through retaining member 18 and is fixed between the sampling tube 16, sample through syringe needle 19, and discharge through thief hatch 26, the convenience of sample has been increased, simultaneously through the flexible length of mechanical control push-and-pull rod 15, thereby control sample volume that can be effectively accurate, the inside data processing center of central controller, carry out data acquisition to the sample product, and handle the analysis to it through data processing module and data comparison module, and save its data, this kind of setting can improve the sample precision of sample.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a food medicine detects uses high accuracy sampling system which characterized in that: the method comprises the following steps: mounting panel (1), the power take off end that the lower part left side of mounting panel (1) was equipped with first motor (2) and first motor (2) is equipped with first screw rod (3), the surface of first screw rod (3) is equipped with between sliding block (4) and first screw rod (3) threaded connection, the side that the upper portion of sliding block (4) was equipped with fixed block (5) and fixed block (5) is equipped with fixing base (6), the side that the side of fixing base (6) was equipped with telescopic link (7) and telescopic link (7) is equipped with splint (8), splint (8) are half arc shaped plate column structure setting, the upper portion that the upper portion of mounting panel (1) was equipped with stand (9) and stand (9) is equipped with flexible post (10) and stand (9) between sliding connection, the inside that stand (9) inside was equipped with mounting groove (21) and mounting groove (21) is equipped with second motor (22), the power output end of the second motor (22) is provided with a second screw rod (23), the interior of the telescopic column (10) is provided with a threaded hole (24), the second screw rod (23) is inserted into the threaded hole (24) and is in threaded connection with the threaded hole, the inner side of the telescopic column (10) is provided with a support rod (11), the lower part of the support rod (11) is provided with a pneumatic device (14), the power output end of the pneumatic device (14) is provided with a push-pull rod (15), the outer part of the push-pull rod (15) is provided with a sampling cylinder (16), the outer part of the sampling cylinder (16) is provided with a fixing frame (13), the fixing frame (13) is fixedly connected with the sampling cylinder (16) through bolts, two sides of the fixing frame (13) are provided with connecting rods (12), the connecting rods (12) are fixedly connected with the support rod (11), the inner part of the sampling cylinder (16) is provided with a sealing bin (25), and the tail, the plunger (27) and the sealed bin (25) are mutually embedded and slidably connected, a sampling port (26) is arranged on the side face of the sealed bin (25), the sampling port (26) is communicated with the sealed bin (25), a needle (19) is arranged on the lower portion of the sampling tube (16), the needle (19) is inserted into the sampling tube (16), a locking piece (18) is arranged at the joint of the needle (19) and the sampling tube (16), the needle (19) of the locking piece (18) is fixedly connected with the sampling tube (16) through the locking piece (18), the needle (19) is communicated with the sealed bin (25), a control device (20) is arranged on the left side of the upright post (9), a central controller is arranged in the control device (20), a power supply control module and a data processing center are arranged in the central controller, and a data processing module is arranged in the data processing center, Data acquisition module, data comparison module and data storage module, the left side of central controller is equipped with wireless communication module and wireless through hole module and includes that data take place and received data, wireless communication module's lower part is equipped with orientation module and includes liquid level height and transfer rate, pass through wire electric connection between power control module and first motor (2), second motor (22) and pneumatic means (14).
2. The food and drug detection high-precision sampling system according to claim 1, wherein: the left side of first screw rod (3) is forward screw thread and the right side is reverse screw thread, sliding block (4) respectively with forward screw thread and reverse threaded between threaded connection.
3. The food and drug detection high-precision sampling system according to claim 1, wherein: the telescopic rod is characterized in that an insertion groove (33) is formed in the fixed seat (6), a movable plate (35) is arranged at the tail end of the telescopic rod (7), the movable plate (35) is embedded with the insertion groove (33), a buffer column (34) is arranged in the insertion groove (33), the buffer column (34) is fixedly connected with the movable plate (35), and the telescopic rod (7) is connected with the fixed seat (6) in a telescopic mode through the buffer column (34).
4. The food and drug detection high-precision sampling system according to claim 1, wherein: the inboard of splint (8) is equipped with flexure strip (36) and rotates between loose axle and splint (8) to be connected, flexure strip (36) are the half arc shape sheetmetal that is the opposite radian with splint (8).
5. The food and drug detection high-precision sampling system according to claim 1, wherein: the lower part that the lower part of sealed storehouse (25) was equipped with fixed plate (30) and fixed plate (30) is equipped with spring post (31), the lower part of spring post (31) is equipped with the exit of ball sealer (32) and sample head and laminates each other, ball sealer (32) are flexible from top to bottom through spring post (31), the exit of sampling tube (16) is through ball sealer (32) cooperation spring post (31) and fixed plate (30) formation check valve structure.
6. The food and drug detection high-precision sampling system according to claim 1, wherein: the surface of sampling tube (16) is equipped with transparent observation window (17) and the surface of transparent observation window (17) sets up the scale mark.
7. The food and drug detection high-precision sampling system according to claim 1, wherein: the surface of piston (27) is equipped with sealed pad (28) and laminate each other between sealed storehouse (25), the lower part of piston (27) is equipped with and is connected between data collection station (29) and the data acquisition module, data collection station (29) include temperature and humidity sensor, pressure sensor, level sensor, distance sensor and concentration sensor.
8. The food and drug detection high-precision sampling system according to claim 1, wherein: the right side of central controller is equipped with drive control module and precision control module, pass through wire electric connection between drive control module and first motor (2), second motor (22) and pneumatic means (14), data storage module includes hardware storage and high in the clouds storage.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010704331.9A CN111766113A (en) | 2020-07-21 | 2020-07-21 | Food medicine detects uses high accuracy sampling system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010704331.9A CN111766113A (en) | 2020-07-21 | 2020-07-21 | Food medicine detects uses high accuracy sampling system |
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| CN111766113A true CN111766113A (en) | 2020-10-13 |
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| CN202010704331.9A Pending CN111766113A (en) | 2020-07-21 | 2020-07-21 | Food medicine detects uses high accuracy sampling system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113567195A (en) * | 2021-07-23 | 2021-10-29 | 临沂海关综合技术服务中心 | Multifunctional food detection sampling device and sampling method |
| CN115962976A (en) * | 2022-12-30 | 2023-04-14 | 吉林省药品检验研究院 | Standard sampling device for medicine inspection |
| CN118258643A (en) * | 2024-05-23 | 2024-06-28 | 秦皇岛惠恩生物技术有限公司 | Non-interference sampling equipment and sampling method for sample analysis |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113567195A (en) * | 2021-07-23 | 2021-10-29 | 临沂海关综合技术服务中心 | Multifunctional food detection sampling device and sampling method |
| CN115962976A (en) * | 2022-12-30 | 2023-04-14 | 吉林省药品检验研究院 | Standard sampling device for medicine inspection |
| CN115962976B (en) * | 2022-12-30 | 2023-08-22 | 吉林省药品检验研究院 | Standard substance sampling device for medicine inspection |
| CN118258643A (en) * | 2024-05-23 | 2024-06-28 | 秦皇岛惠恩生物技术有限公司 | Non-interference sampling equipment and sampling method for sample analysis |
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Application publication date: 20201013 |