Drug detection sampling device

Abstract

A medicine detection sampling device comprises a sampling barrel main barrel, a middle stand column, a middle stand column upper plate, a sampling barrel branch barrel, an inner fixing ring plate, a guide insertion rod, an air exhaust pressing base and a spring, lower ventilation holes are formed in the side face of the sampling barrel main barrel and evenly distributed in the axial side of the sampling barrel main barrel, and the side faces of the sampling barrel branch barrels are connected with the sampling barrel main barrel; a plurality of sampling cylinder sub-cylinders are arranged in the sampling cylinder main cylinder, the sampling cylinder sub-cylinders are opposite to the lower vent holes, sampling droppers are arranged on the side faces of the sampling cylinder sub-cylinders, and the multiple sampling cylinder sub-cylinders are evenly distributed on the axial side of the sampling cylinder main cylinder; the middle stand column is inserted into the sampling cylinder main cylinder, and the lower portion of the middle stand column is connected with the sampling cylinder main cylinder; the outer sides of the vertical partition plates are connected with the sampling barrel main barrel, the inner sides of the vertical partition plates are connected with the middle stand column, the vertical partition plates are evenly distributed on the shaft side of the middle stand column, and a plurality of upper operation holes are formed in the side face of the upper portion of the sampling barrel main barrel.

Description

Technical Field

[0001] The utility model relates to the field of drug detection, in particular to a drug detection sampling device. Background Art

[0002] The existing patent (publication number: CN111766100A) proposes a sampling device for detecting drug residues in aquatic products, belonging to the technical field of detection sampling. It includes: an intubation tube, a transition tube and a piercing tube coaxially arranged with the intubation tube are arranged at the lower port of the intubation tube; an inclined cutting blade, the lower end of the inclined cutting blade is fixed on the outer peripheral surface of the piercing tube, and the upper end of the inclined cutting blade inclines away from the outer peripheral surface of the piercing tube; however, the transition tube and the piercing tube can only sample one drug at a time during sampling and cannot sample multiple drugs, which needs to be improved. Summary of the Invention

[0003] In view of the above deficiencies of the prior art, the utility model provides a drug detection sampling device that can sample and detect four different drugs and is convenient and flexible to operate.

[0004] The purpose of the utility model is achieved through the following technical solutions:

[0005] A drug detection sampling device includes a main sampling cylinder, an intermediate column, an upper plate of the intermediate column, a sub-sampling cylinder, an inner fixed ring plate, a guiding insertion rod, an air extraction pressing seat, and a spring. The side of the main sampling cylinder has lower ventilation holes, and a plurality of lower ventilation holes are evenly distributed on the axial side of the main sampling cylinder. The sub-sampling cylinder is connected to the main sampling cylinder on the side, and the sub-sampling cylinder is opposite to the lower ventilation holes. The side of the sub-sampling cylinder has sampling droppers, and a plurality of sub-sampling cylinders are evenly distributed on the axial side of the main sampling cylinder. The intermediate column is inserted into the main sampling cylinder, the lower part of the intermediate column is connected to the main sampling cylinder, the upper part of the intermediate column has an upper plate of the intermediate column, a vertical partition is inserted into the main sampling cylinder, the outer side of the vertical partition is connected to the main sampling cylinder, the inner side of the vertical partition is connected to the intermediate column, and a plurality of vertical partitions are evenly distributed on the axial side of the intermediate column. The upper side of the main sampling cylinder has a plurality of upper operation holes.

[0006] The inner fixed ring plate is adapted to the main sampling cylinder, the inner fixed ring plate is inserted into the main sampling cylinder, the outer side of the inner fixed ring plate is connected to the main sampling cylinder, the inner fixed ring plate has an inner hole of the fixed ring plate, the lower part of the air extraction pressing seat has a lower tube of the pressing seat, the lower tube of the pressing seat is adapted to the inner hole of the fixed ring plate, the lower tube of the pressing seat is inserted into the inner hole of the fixed ring plate, and the lower tube of the pressing seat slides up and down in the inner hole of the fixed ring plate.

[0007] The lower part of the pressing seat lower tube has a pressing seat lower convex plate, the upper surface of the pressing seat lower convex plate is in contact with the inner fixed ring plate, the air extraction pressing seat has a pressing seat inner groove, the middle column is adapted to the pressing seat inner groove, the middle column is inserted into the pressing seat inner groove, and the middle column slides up and down in the pressing seat inner groove. The upper part of the air extraction pressing seat has a pressing seat upper edge, and the lower surface of the pressing seat upper edge is in contact with the upper surface of the main sampling tube.

[0008] The upper surface of the pressing seat upper edge is in contact with the upper plate of the middle column. The air extraction pressing seat is adapted to the main sampling tube. The air extraction pressing seat is inserted into the main sampling tube, and the air extraction pressing seat slides in the main sampling tube. The side surface of the air extraction pressing seat is in contact with the vertical partition plate. The lower part of the guiding insertion rod is connected to the inner fixed ring plate, and the spring is sleeved on the guiding insertion rod.

[0009] The air extraction pressing seat has a guiding insertion rod jack, the guiding insertion rod is adapted to the guiding insertion rod jack, the upper part of the guiding insertion rod is inserted into the guiding insertion rod jack, and the upper part of the guiding insertion rod slides in the guiding insertion rod jack. The lower part of the spring abuts against the pressing seat lower convex plate, and the upper part of the spring abuts against the air extraction pressing seat. Beneficial effects

[0010] 1. In the present utility model, multiple sampling tube sub-tubes are installed and fixed on the axial side of the main sampling tube, so that the main sampling tube is connected to the multiple sampling tube sub-tubes. The sampling of the multiple sampling tube sub-tubes is respectively controlled through the operations arranged in the main sampling tube. The middle column is installed and fixed in the main sampling tube, and multiple vertical partition plates are installed and fixed on the axial side of the middle column. The multiple vertical partition plates divide the interior of the main sampling tube, so that the interior of the main sampling tube is divided into four regions of equal size. The four regions correspond to the four sampling tube sub-tubes. The inner fixed ring plate is installed and fixed inside the main sampling tube, and the guiding insertion rod is installed and fixed on the inner fixed ring plate.

[0011] 2. In the present utility model, the guiding insertion rod passes through the guiding insertion rod jack, and the guiding insertion rod positions the air extraction pressing seat to ensure the position of the air extraction pressing seat in the main sampling tube. The spring applies an upward thrust to the air extraction pressing seat with the inner fixed ring plate as the support, so that the air extraction pressing seat moves upward. The upper plate of the middle column vertically limits the air extraction pressing seat to prevent the air extraction pressing seat from sliding out of the main sampling tube during drug detection sampling. When in use, press the corresponding air extraction pressing seat downward, insert the sampling dropper into the drug, then release the air extraction pressing seat, so that the air extraction pressing seat moves upward under the action of the spring, and performs air extraction and pressing on the sampling tube sub-tube, so that the sampling dropper sucks the drug into the interior of the sampling tube sub-tube, and then rotate the sampling tube sub-tubes at different positions to sample different drugs. This device can sample and detect four different drugs, and the operation is convenient and flexible. Description of the drawings

[0012] Figure 1Schematic diagram of the internal fixing ring plate and air extraction pressing seat described in the present utility model.

[0013] Figure 2 Schematic diagram of the main cylinder of the sampling cylinder, the middle column, and the vertical partition described in the present utility model.

[0014] Figure 3 Front view of a drug detection sampling device described in the present utility model.

[0015] Figure 4 Front view sectional view of a drug detection sampling device described in the present utility model.

[0016] Figure 5 Top view sectional view of a drug detection sampling device described in the present utility model. Detailed implementation mode

[0017] The following further elaborates on the present utility model based on the drawings and embodiments:

[0018] Embodiment 1:

[0019] A drug detection sampling device includes a main cylinder of the sampling cylinder 01, a middle column 04, an upper plate of the middle column 05, a sub-cylinder of the sampling cylinder 07, an internal fixing ring plate 09, a guiding insertion rod 10, an air extraction pressing seat 12, and a spring 16. The side of the main cylinder of the sampling cylinder 01 has lower ventilation holes 02, and multiple lower ventilation holes 02 are evenly distributed on the axial side of the main cylinder of the sampling cylinder 01. The sub-cylinder of the sampling cylinder 07 is connected to the main cylinder of the sampling cylinder 01 on the side, and the sub-cylinder of the sampling cylinder 07 is opposite to the lower ventilation holes 02. Multiple sub-cylinders of the sampling cylinder 07 are installed and fixed on the axial side of the main cylinder of the sampling cylinder 01, so that the main cylinder of the sampling cylinder 01 is connected to multiple sub-cylinders of the sampling cylinder 07. The sampling use of multiple sub-cylinders of the sampling cylinder 07 is respectively controlled through operations set inside the main cylinder of the sampling cylinder 01. The side of the sub-cylinder of the sampling cylinder 07 has sampling droppers 08, and multiple sub-cylinders of the sampling cylinder 07 are evenly distributed on the axial side of the main cylinder of the sampling cylinder 01. The middle column 04 is inserted into the main cylinder of the sampling cylinder 01, the lower part of the middle column 04 is connected to the main cylinder of the sampling cylinder 01, the upper part of the middle column 04 has an upper plate of the middle column 05, the vertical partition 06 is inserted into the main cylinder of the sampling cylinder 01, the outside of the vertical partition 06 is connected to the main cylinder of the sampling cylinder 01, the inside of the vertical partition 06 is connected to the middle column 04, and multiple vertical partitions 06 are evenly distributed on the axial side of the middle column 04. The middle column 04 is installed and fixed inside the main cylinder of the sampling cylinder 01, and multiple vertical partitions 06 are installed and fixed on the axial side of the middle column 04. Multiple vertical partitions 06 divide the inside of the main cylinder of the sampling cylinder 01, so that the inside of the main cylinder of the sampling cylinder 01 is divided into four regions of equal size, and the four regions correspond to four sub-cylinders of the sampling cylinder 07. The upper side of the main cylinder of the sampling cylinder 01 has multiple upper operation holes 03.

[0020] Embodiment 2:

[0021] The internal fixing ring plate 09 of the present utility model is adapted to the main cylinder 01 of the sampling cylinder. The internal fixing ring plate 09 is inserted into the main cylinder 01 of the sampling cylinder. The outer side of the internal fixing ring plate 09 is connected to the main cylinder 01 of the sampling cylinder. The internal fixing ring plate 09 is installed and fixed inside the main cylinder 01 of the sampling cylinder. The internal fixing ring plate 09 has an inner hole 11 of the fixing ring plate. The lower part of the air extraction pressing seat 12 has a lower pipe 14 of the pressing seat. The lower pipe 14 of the pressing seat is adapted to the inner hole 11 of the fixing ring plate. The lower pipe 14 of the pressing seat is inserted into the inner hole 11 of the fixing ring plate. The lower pipe 14 of the pressing seat slides up and down in the inner hole 11 of the fixing ring plate.

[0022] Embodiment 3:

[0023] The lower part of the lower pipe 14 of the pressing seat of the present utility model has a lower convex plate 13 of the pressing seat. The upper surface of the lower convex plate 13 of the pressing seat is in contact with the internal fixing ring plate 09. The air extraction pressing seat 12 has an inner groove 15 of the pressing seat. The middle column 04 is adapted to the inner groove 15 of the pressing seat. The middle column 04 is inserted into the inner groove 15 of the pressing seat. The middle column 04 slides up and down in the inner groove 15 of the pressing seat. The upper part of the air extraction pressing seat 12 has an upper edge 17 of the pressing seat. The lower surface of the upper edge 17 of the pressing seat is in contact with the upper surface of the main cylinder 01 of the sampling cylinder.

[0024] Embodiment 4:

[0025] The upper surface of the upper edge 17 of the pressing seat of the present utility model is in contact with the upper plate 05 of the middle column. The air extraction pressing seat 12 is adapted to the main cylinder 01 of the sampling cylinder. The air extraction pressing seat 12 is inserted into the main cylinder 01 of the sampling cylinder. The air extraction pressing seat 12 slides inside the main cylinder 01 of the sampling cylinder. The side surface of the air extraction pressing seat 12 is in contact with the vertical partition plate 06. The lower part of the guiding insertion rod 10 is connected to the internal fixing ring plate 09. The guiding insertion rod 10 is installed and fixed on the internal fixing ring plate 09. The spring 16 is sleeved on the guiding insertion rod 10.

[0026] Embodiment 5:

[0027] The air extraction and pressing seat 12 of the present utility model has a guide rod insertion hole 18. The guide rod 10 is adapted to the guide rod insertion hole 18. The upper part of the guide rod 10 is inserted into the guide rod insertion hole 18. The guide rod 10 positions the air extraction and pressing seat 12 to ensure the position of the air extraction and pressing seat 12 in the main cylinder 01 of the sampling cylinder. The upper part of the guide rod 10 slides in the guide rod insertion hole 18. The lower part of the spring 16 abuts against the lower convex plate 13 of the pressing seat, and the upper part of the spring 16 abuts against the air extraction and pressing seat 12. The spring 16 applies an upward thrust to the air extraction and pressing seat 12 with the inner fixed ring plate 09 as a support, causing the air extraction and pressing seat 12 to move upward. The upper plate 05 of the middle column vertically limits the air extraction and pressing seat 12 to prevent the air extraction and pressing seat 12 from sliding out of the main cylinder 01 of the sampling cylinder during drug detection sampling. When in use, the corresponding air extraction and pressing seat 12 is pressed downward, the sampling dropper 08 is inserted into the drug, and then the air extraction and pressing seat 12 is released, so that the air extraction and pressing seat 12 moves upward under the action of the spring 16 to perform air extraction and pressing on the sub-cylinder 07 of the sampling cylinder, causing the sampling dropper 08 to suck the drug into the sub-cylinder 07 of the sampling cylinder. Then, the sub-cylinders 07 at different positions are rotated to sample different drugs. This device can sample and detect four different drugs, and the operation is convenient and flexible.

[0028] Installation steps: First, connect the sub-cylinder 07 of the sampling cylinder to the main cylinder 01 of the sampling cylinder, insert the upper part of the guide rod 10 into the guide rod insertion hole 18, put the spring 16 on the guide rod 10, insert the lower tube 14 of the pressing seat into the inner hole 11 of the fixed ring plate, connect the lower part of the guide rod 10 to the inner fixed ring plate 09, connect the vertical partition 06 to the middle column 04, insert the middle column 04 into the inner groove 15 of the pressing seat, make the adjacent air extraction and pressing seats 12 fit with the vertical partition 06, connect the lower part of the middle column 04 to the main cylinder 01 of the sampling cylinder, insert the inner fixed ring plate 09 and the air extraction and pressing seat 12 into the main cylinder 01 of the sampling cylinder, and connect the outer side of the inner fixed ring plate 09 to the main cylinder 01 of the sampling cylinder.

[0029] The above is only the preferred embodiment of the present utility model and is not used to limit the present utility model. It should be noted that for those of ordinary skill in the art in this technical field, without departing from the technical principle of the present utility model, several improvements and modifications can still be made, and these improvements and modifications should also be regarded as the protection scope of the present utility model.

Claims

1. A drug detection sampling device, characterized in that : It comprises a sampling tube main tube (01), an intermediate column (04), an intermediate column upper plate (05), a sampling tube sub-tube (07), an inner fixed ring plate (09), a guide plug rod (10), an air extraction pressing seat (12), and a spring (16). The sampling tube main tube (01) has a lower vent hole (02) on the side, and a plurality of lower vent holes (02) are evenly distributed on the axial side of the sampling tube main tube (01). The sampling tube sub-tube (07) is connected to the sampling tube main tube (01) on the side, and the sampling tube sub-tube (07) is opposite to the lower vent hole (02). The sampling tube sub-tube (07) has a sampling dropper (08) on the side, and a plurality of sampling tube sub-tubes (07) are evenly distributed on the axial side of the sampling tube main tube (01). The intermediate column (04) is inserted into the sampling tube main tube (01). The lower part of the column (04) is connected to the sampling tube main tube (01), the upper part of the middle column (04) is provided with an middle column upper plate (05), the vertical partition (06) is inserted into the sampling tube main tube (01), the outer side of the vertical partition (06) is connected to the sampling tube main tube (01), the inner side of the vertical partition (06) is connected to the middle column (04), a plurality of vertical partitions (06) are evenly distributed on the axial side of the middle column (04), and the upper side surface of the sampling tube main tube (01) is provided with a plurality of upper operation holes (03); the inner fixed ring plate (09) is adapted to the sampling tube main tube (01), the inner fixed ring plate (09) is inserted into the sampling tube main tube (01), the outer side of the inner fixed ring plate (09) is connected to the sampling tube main tube (01), and the inner fixed ring plate (09) has a fixed ring plate inner hole (11).

2. A drug detection sampling device according to claim 1, characterized in that The lower part of the vacuum pressing seat (12) is provided with a pressing seat lower tube (14), which is adapted to the inner hole (11) of the fixed ring plate, and the pressing seat lower tube (14) is inserted into the inner hole (11) of the fixed ring plate, and the pressing seat lower tube (14) slides up and down in the inner hole (11) of the fixed ring plate.

3. A drug detection sampling device according to claim 2, characterized in that The lower part of the pressing seat lower tube (14) has a pressing seat lower convex plate (13), the upper surface of the pressing seat lower convex plate (13) is in contact with the inner fixed ring plate (09), the vacuum pressing seat (12) has a pressing seat inner groove (15), the middle column (04) is adapted to the pressing seat inner groove (15), the middle column (04) is inserted into the pressing seat inner groove (15), the middle column (04) slides up and down in the pressing seat inner groove (15), the upper part of the vacuum pressing seat (12) has a pressing seat upper edge (17), the lower surface of the pressing seat upper edge (17) is in contact with the upper surface of the sampling tube main tube (01).

4. A drug detection sampling device according to claim 3, characterized in that The upper surface of the upper side (17) of the pressing seat is fitted with the upper plate (05) of the middle column, the vacuum pressing seat (12) is adapted to the main tube (01) of the sampling tube, the vacuum pressing seat (12) is inserted into the main tube (01) of the sampling tube, the vacuum pressing seat (12) slides in the main tube (01) of the sampling tube, the side of the vacuum pressing seat (12) is fitted with the vertical partition (06), the lower part of the guide rod (10) is connected to the inner fixed ring plate (09), and the spring (16) is sleeved on the guide rod (10).

5. A drug detection sampling device according to claim 1, characterized in that The vacuum pressing seat (12) has a jack guide rod jack (18), the guide rod (10) is adapted to the guide rod jack (18), the upper portion of the guide rod (10) is inserted into the guide rod jack (18), the upper portion of the guide rod (10) slides in the guide rod jack (18), the lower portion of the spring (16) abuts against the lower convex plate (13) of the pressing seat, and the upper portion of the spring (16) abuts against the vacuum pressing seat (12).

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