A filter-type solid phase extraction device for drug development

Abstract

The utility model discloses a filter type solid -phase extraction device for drug research and development relates to the technical field of drug research and development, and its technical scheme is: including the extraction column, the extraction column top is equipped with the apron, and the apron is connected with the extraction column through the hinge activity, and the extraction column bottom fixedly connected with a plurality of support legs, and the extraction column inside is embedded with two filter plates, and a plurality of stand are equipped between two filter plates, and the extraction column inside is equipped with the cleaning mechanism, and the extraction column bottom is equipped with two water outlet pipes, and the two water outlet pipes inside all embed with the wooden plug, and the cleaning mechanism includes servo motor, and servo motor is located at the apron top. The utility model has the beneficial effect that: the utility model greatly improves the efficiency of the device cleaning, and the device is convenient to operate, and brings great convenience to the staff, and in addition, the device adopts the structure design of the clamping block and the clamping plate, makes the apron and the extraction column closely connect together, makes the whole structure more stable.

Description

Technical Field

[0001] This utility model relates to the field of drug development technology, specifically to a filtration-type solid-phase extraction device for drug development. Background Technology

[0002] Drug development is a systematic project that integrates multidisciplinary knowledge, is time-consuming, high-investment, and high-risk. From the initial scientific concept to the drug's market launch, it goes through core stages such as drug discovery, preclinical research, clinical trials, and regulatory approval. Each stage has stringent scientific validation requirements. Solid-phase extraction equipment is required for extraction during the drug development process.

[0003] After prolonged use, existing filtration-type solid phase extraction equipment requires cleaning of the inside of the extraction column. However, manual cleaning requires disassembling and removing the internal filter and extraction column for cleaning, which may cause contamination. Summary of the Invention

[0004] Therefore, this utility model provides a filter-type solid phase extraction device for drug development. When the user closes the cover, the servo motor is started, and water is drained through the water tank to solve the problem of pollution that may be caused by manual cleaning.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a filtration-type solid-phase extraction device for drug development, comprising an extraction column, a cover plate at the top of the extraction column, the cover plate being movably connected to the extraction column via a hinge, multiple legs fixedly connected to the bottom of the extraction column, two filter plates embedded inside the extraction column, multiple columns between the two filter plates, a cleaning mechanism inside the extraction column, and two water outlet pipes at the bottom of the extraction column, each of which is fitted with a wooden plug; The cleaning mechanism includes a servo motor, which is located on the top of the cover plate. The output end of the servo motor is fixedly connected to a drive shaft, which extends through to the bottom of the cover plate. A circular plate is provided at the bottom of the cover plate, and the circular plate is fixedly connected to the bottom end of the drive shaft. The drive shaft and the cover plate are movably connected through bearings.

[0006] Preferably, the cleaning mechanism includes a telescopic rod, which is fixedly connected to the bottom of the circular plate.

[0007] Preferably, a connecting plate is fixedly connected to the bottom of the telescopic rod, and a positioning locking rod is fixedly connected to the bottom of the connecting plate.

[0008] Preferably, a spring is sleeved on the outer side of the telescopic rod, and the spring is fixedly connected to the circular plate and the connecting plate.

[0009] Preferably, a connecting shaft is embedded inside the extraction column, and the connecting shaft is fixedly connected to the top of one of the filter screens.

[0010] Preferably, the top of the connecting shaft is provided with a positioning sleeve, which matches the positioning locking rod.

[0011] Preferably, the top of the cover plate is provided with two water tanks, the bottom of the water tanks is provided with drain pipes, the drain pipes extend to the bottom of the cover plate, and the bottom of the cover plate is provided with two spray plates, which are connected to multiple drain pipes.

[0012] Preferably, a fixing block is provided on both sides of the cover plate, and a fixing rod is fixedly connected to the outer side of each of the two fixing blocks.

[0013] Preferably, each of the two fixed blocks has a movable block on its outer side, and a rotating rod is fixedly embedded inside the movable block. The rotating rod and the fixed rod are movably connected by a bearing.

[0014] Preferably, each of the two movable blocks has a movable plate at its bottom, and each of the two movable plates has a snap-fit ​​block fixedly connected to its inner side. Each of the extraction columns has a snap-fit ​​plate on both sides, and the snap-fit ​​block matches the snap-fit ​​plate.

[0015] The beneficial effects of this utility model are: When the user starts the servo motor, it drives the positioning locking rod and positioning sleeve to rotate, causing the two filter plates to rotate. Simultaneously, water is released from two water tanks, causing water to spray out from two spray plates to rinse the inner wall of the extraction column and the filter plates. The rinsed water is then discharged through the outlet pipe, preventing the filter plates and other structures from coming into contact with the outside air and causing contamination. This invention greatly improves the efficiency of cleaning the device. At the same time, the device is easy to operate, bringing great convenience to the staff. In addition, the device adopts a locking block and locking plate structure design, which makes the cover plate tightly connected to the extraction column, making the overall structure more stable. Attached Figure Description

[0016] To more clearly illustrate the embodiments of this utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings in the following description are merely exemplary, and those skilled in the art can derive other embodiments based on the provided drawings without creative effort.

[0017] The structures, proportions, sizes, etc. illustrated in this specification are only for the purpose of assisting those skilled in the art in understanding and reading the content disclosed herein, and are not intended to limit the implementation conditions of this utility model. Therefore, they have no substantial technical significance. Any modifications to the structure, changes in the proportional relationships, or adjustments to the size, without affecting the effects and purposes that this utility model can produce, should still fall within the scope of the technical content disclosed in this utility model.

[0018] Figure 1 A schematic diagram of the overall structure of this utility model; Figure 2 A schematic diagram of the working process structure provided by this utility model; Figure 3 Provided by this utility model Figure 2 Enlarged view of point A in the image; Figure 4 Provided by this utility model Figure 2 Enlarged view of point B in the image; Figure 5 A partial cross-sectional view provided for this utility model.

[0019] In the diagram: 1. Extraction column; 2. Cover plate; 3. Support leg; 4. Filter plate; 5. Column; 6. Water outlet pipe; 7. Cork; 8. Servo motor; 9. Drive shaft; 10. Telescopic rod; 11. Circular plate; 12. Connecting plate; 13. Positioning locking rod; 14. Spring; 15. Connecting shaft; 16. Filter screen; 17. Positioning sleeve; 18. Water tank; 19. Drain pipe; 20. Spray plate; 21. Fixed block; 22. Movable block; 23. Rotating rod; 24. Fixed rod; 25. Movable plate; 26. Locking block; 27. Locking plate. Detailed Implementation

[0020] The preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood that the preferred embodiments described herein are for illustration and explanation only and are not intended to limit the present invention.

[0021] See attached document Figure 1 - Appendix Figure 5 This utility model provides a filtration-type solid-phase extraction device for drug development, including an extraction column 1, a cover plate 2 at the top of the extraction column 1, the cover plate 2 being movably connected to the extraction column 1 via a hinge, multiple support legs 3 being fixedly connected to the bottom of the extraction column 1, two filter plates 4 being embedded inside the extraction column 1, multiple columns 5 being provided between the two filter plates 4, a cleaning mechanism being provided inside the extraction column 1, and two water outlet pipes 6 being provided at the bottom of the extraction column 1, each of the two water outlet pipes 6 having a wooden plug 7 embedded inside. The cleaning mechanism includes a servo motor 8, which is located on the top of the cover plate 2. The output end of the servo motor 8 is fixedly connected to a drive shaft 9, which extends through to the bottom of the cover plate 2. A circular plate 11 is provided at the bottom of the cover plate 2, and the circular plate 11 is fixedly connected to the bottom end of the drive shaft 9. The drive shaft 9 and the cover plate 2 are movably connected through bearings. To achieve the purpose of structural rotation, the device adopts the following technical solution: The cleaning mechanism includes a telescopic rod 10, which is fixedly connected to the bottom of the circular plate 11. A connecting plate 12 is fixedly connected to the bottom of the telescopic rod 10, and a positioning locking rod 13 is fixedly connected to the bottom of the connecting plate 12. A spring 14 is sleeved on the outside of the telescopic rod 10, and the spring 14 is fixedly connected to the circular plate 11 and the connecting plate 12. A connecting shaft 15 is embedded inside the extraction column 1, and the connecting shaft 15 is fixedly connected to the top of one of the filter screens. A positioning sleeve 17 is provided at the top of the connecting shaft 15, and the positioning sleeve 17 matches the positioning locking rod 13. When the user closes the cover plate 2, the positioning latch rod 13 is inserted into the positioning sleeve 17. At this time, the user starts the servo motor 8. The servo motor 8 drives the transmission shaft 9 and the circular plate 11 to rotate. The rotation of the circular plate 11 drives the telescopic rod 10 and the connecting plate 12 to rotate. The rotation of the connecting plate 12 drives the positioning latch rod 13 to rotate. The rotation of the positioning latch rod 13 drives the positioning sleeve 17 and the connecting shaft 15 to rotate. The rotation of the connecting shaft 15 drives the two filter plates 4 to rotate, which is convenient for subsequent cleaning work. In order to achieve the purpose of water flushing, the device adopts the following technical solution: the top of the cover plate 2 is provided with two water tanks 18, the bottom of the water tanks 18 is provided with drain pipes 19, the drain pipes 19 extend to the bottom of the cover plate 2, the bottom of the cover plate 2 is provided with two spray plates 20, and the two spray plates 20 are connected to multiple drain pipes 19. Water is released from two water tanks 18, causing water to spray out from two spray plates 20 to rinse the inner wall of the extraction column 1 and the filter plate 4. The rinsed water is discharged through the outlet pipe 6 to prevent the filter plate 4 and other structures from coming into contact with the outside air and causing pollution. To achieve the purpose of structural positioning, the device adopts the following technical solution: both sides of the cover plate 2 are provided with fixing blocks 21, and fixing rods 24 are fixedly connected to the outer side of the two fixing blocks 21. Both sides of the two fixing blocks 21 are provided with movable blocks 22, and rotating rods 23 are fixedly embedded inside the movable blocks 22. The rotating rods 23 and the fixing rods 24 are movably connected through bearings. Both bottoms of the two movable blocks 22 are provided with movable plates 25, and snap-fit ​​blocks 26 are fixedly connected to the inner side of the two movable plates 25. Both sides of the extraction column 1 are provided with snap-fit ​​plates 16, and the snap-fit ​​blocks 26 match the snap-fit ​​plates 16. When the user closes the cover plate 2, the user inserts the two snap-fit ​​blocks 26 into the two snap-fit ​​plates 16, thereby making the cover plate 2 tightly connected to the extraction column 1.

[0022] The usage process of this utility model is as follows: When the user closes the cover plate 2, the positioning latch rod 13 is embedded into the positioning sleeve 17. At this time, the user starts the servo motor 8. The servo motor 8 drives the transmission shaft 9 and the circular plate 11 to rotate. The rotation of the circular plate 11 drives the telescopic rod 10 and the connecting plate 12 to rotate. The rotation of the connecting plate 12 drives the positioning latch rod 13 to rotate. The rotation of the positioning latch rod 13 drives the positioning sleeve 17 and the connecting shaft 15 to rotate. The rotation of the connecting shaft 15 drives the two filter plates 4 to rotate, which facilitates the subsequent cleaning work. Water is released through the two water tanks 18. The water released from the water tanks 18 causes the water to spray out from the two spray plates 20 to rinse the inner wall of the extraction column 1 and also rinse the filter plates 4. The rinsed water is discharged through the water outlet pipe 6 to prevent the filter plates 4 and other structures from contacting the outside air and causing pollution. When the user closes the cover plate 2, the user embeds the two latching blocks 26 into the two latching plates 16, so that the cover plate 2 is tightly connected to the extraction column 1.

[0023] The above description is merely a preferred embodiment of this utility model. Any person skilled in the art may modify this utility model or modify it into an equivalent technical solution using the technical solutions described above. Therefore, any simple modifications or equivalent substitutions made based on the technical solutions of this utility model are within the scope of protection claimed by this utility model.

Claims

1. A filtration-type solid-phase extraction device for drug development, characterized in that: include An extraction column (1) is provided with a cover plate (2) at the top of the extraction column (1). The cover plate (2) is movably connected to the extraction column (1) by a hinge. Multiple support legs (3) are fixedly connected to the bottom of the extraction column (1). Two filter plates (4) are embedded inside the extraction column (1). Multiple columns (5) are provided between the two filter plates (4). A cleaning mechanism is provided inside the extraction column (1). Two water outlet pipes (6) are provided at the bottom of the extraction column (1). A wooden plug (7) is embedded inside each of the two water outlet pipes (6). The cleaning mechanism includes a servo motor (8), which is located on the top of the cover plate (2). The output end of the servo motor (8) is fixedly connected to a transmission shaft (9), which extends through to the bottom of the cover plate (2). A circular plate (11) is provided at the bottom of the cover plate (2), and the circular plate (11) is fixedly connected to the bottom end of the transmission shaft (9). The transmission shaft (9) and the cover plate (2) are movably connected by bearings.

2. The filtration-type solid-phase extraction device for drug development according to claim 1, characterized in that: The cleaning mechanism includes a telescopic rod (10), which is fixedly connected to the bottom of the circular plate (11).

3. A filtration-type solid-phase extraction device for drug development according to claim 2, characterized in that: The bottom of the telescopic rod (10) is fixedly connected to a connecting plate (12), and the bottom of the connecting plate (12) is fixedly connected to a positioning locking rod (13).

4. A filtration-type solid-phase extraction device for drug development according to claim 2, characterized in that: A spring (14) is fitted on the outside of the telescopic rod (10), and the spring (14) is fixedly connected to the circular plate (11) and the connecting plate (12).

5. A filtration-type solid-phase extraction device for drug development according to claim 1, characterized in that: The extraction column (1) is internally fitted with a connecting shaft (15), which is fixedly connected to the top of one of the filter screens.

6. A filtration-type solid-phase extraction device for drug development according to claim 5, characterized in that: The top of the connecting shaft (15) is provided with a positioning sleeve (17), which is matched with the positioning locking rod (13).

7. A filtration-type solid-phase extraction device for drug development according to claim 2, characterized in that: The top of the cover plate (2) is provided with two water tanks (18), the bottom of the water tanks (18) is provided with drain pipes (19), the drain pipes (19) extend to the bottom of the cover plate (2), the bottom of the cover plate (2) is provided with two spray plates (20), and the two spray plates (20) are connected to multiple drain pipes (19).

8. A filtration-type solid-phase extraction device for drug development according to claim 4, characterized in that: The cover plate (2) is provided with fixing blocks (21) on both sides, and fixing rods (24) are fixedly connected to the outer sides of the two fixing blocks (21).

9. A filtration-type solid-phase extraction device for drug development according to claim 8, characterized in that: Both of the fixed blocks (21) are provided with movable blocks (22) on their outer sides. A rotating rod (23) is fixedly embedded inside the movable block (22). The rotating rod (23) and the fixed rod (24) are movably connected by bearings.

10. A filtration-type solid-phase extraction device for drug development according to claim 9, characterized in that: Both movable blocks (22) are provided with movable plates (25) at the bottom, and both movable plates (25) are fixedly connected with snap-fit ​​blocks (26) on the inner side. Both sides of the extraction column (1) are provided with snap-fit ​​plates (16), and the snap-fit ​​blocks (26) match the snap-fit ​​plates (16).

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