Pharmaceutical preparation disintegration tester

Abstract

The invention relates to a pharmaceutical preparation disintegration instrument which comprises a water tank, a beaker, a lifting device, a first disintegration pipe and a supporting frame, the beaker is partially located in the water tank, the first disintegration pipe is in limiting connection with the supporting frame, and at least part of the first disintegration pipe is located in a solution of the beaker; the pharmaceutical preparation disintegration instrument comprises a first supporting part, the first supporting part is partially located in the first disintegration tube, the first supporting part is rotatably connected with the first disintegration tube, the first supporting part is used for supporting a to-be-detected drug, the to-be-detected drug is located outside a solution in the beaker, and the to-be-detected drug is located in the first disintegration tube. The pharmaceutical preparation disintegration instrument comprises a first driving assembly used for driving the first supporting part to rotate. The application has the effect of improving the detection accuracy of the pharmaceutical preparation disintegration tester.

Description

Technical Field

[0001] The present application relates to the field of pharmaceutical preparations, and in particular to a drug preparation disintegration apparatus. Background Art

[0002] Pharmaceutical disintegration apparatus is a device used to check the dissolution time of tablets, capsules and pills.

[0003] In the related art, a drug preparation disintegration instrument includes a water tank, a beaker, a lifting device, a first disintegration tube, and a support frame. The first disintegration tube is limitedly connected to the support frame. The beaker is at least partially located in the water tank. The water tank heats the solution in the beaker. At least part of the first disintegration tube and at least part of the support frame are both located in the beaker. The lifting device is used to drive the support frame to move up and down. The first disintegration tube is used to place the drug to be tested.

[0004] When testing the disintegration instrument in the above-mentioned related technology, the drug to be tested is directly placed in the first disintegration tube. Since the first disintegration tube is partially located in the solution in the beaker under normal conditions, it does not wait for the lifting device to drive the support frame to directly react with the solution in the beaker to disintegrate, which can easily lead to inaccurate testing of the drug preparation disintegration instrument. Summary of the invention

[0005] In order to improve the detection accuracy of a drug preparation disintegration instrument, the present application provides a drug preparation disintegration instrument.

[0006] The present application provides a pharmaceutical preparation disintegration apparatus adopts the following technical solution: A drug preparation disintegration instrument comprises a water tank, a beaker, a lifting device, a first disintegration tube, and a support frame, wherein the beaker is partially located in the water tank, the first disintegration tube is limitably connected to the support frame, and the first disintegration tube is at least partially located in the solution of the beaker; the drug preparation disintegration instrument comprises a first support portion, the first support portion is partially located in the first disintegration tube, the first support portion is rotatably connected to the first disintegration tube, the first support portion is used to support a drug to be tested, and the drug to be tested is located outside the solution of the beaker; the drug preparation disintegration instrument comprises a first drive assembly for driving the first support portion to rotate.

[0007] By adopting the above technical solution, when in use, the drug to be tested is placed in the first disintegration tube, and the first support part blocks the drug to be tested. When the water tank heats the beaker in a water bath, the drug to be tested is separated from the solution in the beaker. After the heating is completed, the first driving component drives the first support part to rotate, and the drug to be tested on the first support part enters the solution in the beaker to react, thereby improving the accuracy of the detection.

[0008] Optionally, the first driving assembly includes a fixed part, a contact part and a first torsion spring, the fixed part is connected to the water tank, the contact part is at least partially connected to the first supporting part, the contact part is located outside the first disintegration tube, the contact part is located above the fixed part, and the contact part is used to contact the upper end surface of the fixed part; one end of the first torsion spring is connected to the first supporting part, and the other end of the first torsion spring is connected to the first disintegration tube.

[0009] By adopting the above technical solution, when in use, the lifting device drives the support frame to move, so that the contact part contacts the fixed part, and the contact part rotates. The first support part rotates with the rotation of the contact part, and the drug to be tested enters the solution in the beaker. Then the first torsion spring drives the first support part to reset, so that when preparing for testing, the lifting device drives the first support part to enter the solution in the beaker, and the drug to be tested is placed in the solution in the beaker, which is easy to operate.

[0010] Optionally, the drug preparation disintegration instrument includes a second disintegration tube, which is limitatively connected to the support frame; the drug preparation disintegration instrument includes a second support portion, which is partially located in the second disintegration tube, and the second support portion is rotatably connected to the second disintegration tube; the drug preparation disintegration instrument includes a second drive assembly, which is used to drive the second support portion to rotate.

[0011] When in use, two tablets of the drug to be tested are placed in the first disintegration tube and the second disintegration tube respectively, the first support part and the second support part support the drug to be tested, and isolate the two tablets of the drug to be tested from the solution in the beaker, then the lifting device moves the support frame, and the first drive component and the second drive component respectively drive the first support part and the second support part to rotate, so that the two tablets of the drug to be tested fall into the solution in the beaker for disintegration reaction.

[0012] Optionally, the contact portion includes a connecting portion and a first sliding portion, the connecting portion is slidably connected to the support frame in a vertical direction, the connecting portion has a first sliding groove, the first sliding groove extends in a horizontal direction, the first sliding portion is connected to the first supporting portion, and the first sliding portion is located outside the first disintegration tube, and the first sliding portion is at least partially located in the first sliding groove; the first sliding portion is cylindrical.

[0013] When in use, the first sliding part contacts the fixed part, driving the first sliding part to move and rotate in the first sliding groove, and driving the first supporting part to rotate, and the structure is simple.

[0014] Optionally, the second driving assembly includes a second torsion spring and a second sliding portion, one end of the second torsion spring is connected to the second supporting portion, and the other end of the second torsion spring is connected to the second disintegration tube; the connecting portion has a second sliding groove, the second sliding groove extends in a horizontal direction, the second sliding portion is connected to the second supporting portion, and the second sliding portion is located outside the second disintegration tube, and the second sliding portion is at least partially located in the second sliding groove.

[0015] When in use, the first sliding part contacts the fixed part, driving the first sliding part to move and rotate in the first sliding groove. Since the first sliding part and the second sliding part are both slidingly connected to the connecting part, the first sliding part drives the connecting part to move, and the connecting part drives the second sliding part to move and rotate in the second sliding groove, so that while the fixed part drives the first sliding part and the first supporting part, the second sliding part and the second supporting part are driven to rotate together through the connecting part.

[0016] Optionally, the pharmaceutical preparation disintegrator includes a stirring bar, wherein the stirring bar is located outside the first disintegration tube, the stirring bar is connected to the first sliding part, and the stirring bar is at least partially located in the solution in the beaker.

[0017] When in use, the first sliding part drives the stirring bar to vibrate, thereby stirring the solution in the beaker, heating the part of the beaker that has not yet reached the temperature, further accelerating the heating efficiency of the solution in the beaker, making the temperature of the solution in the beaker more balanced, and making the detection accuracy more accurate.

[0018] Optionally, the connecting portion includes a wire ring and two first clamping plates, the wire ring is sleeved on the support frame, the wire ring is slidably connected to the support frame along the vertical direction, and along the vertical direction, the two first clamping plates are respectively located on both sides of the wire ring, the two first clamping plates are both connected to the wire ring, the first sliding groove is formed between the two first clamping plates, and the first sliding portion is located between the two first clamping plates.

[0019] Optionally, a plane perpendicular to the vertical direction is defined as a projection plane, and an orthographic projection area of ​​the connecting portion on the projection plane is smaller than an orthographic projection area of ​​the first and second supporting portions on the projection plane.

[0020] When the lifting device drives the support frame to move, since the orthographic projection area of ​​the connecting part on the projection plane is smaller than the orthographic projection areas of the first and second supporting parts on the projection plane, the impact area between the first and second supporting parts and the solution in the beaker is larger than the impact area between the connecting part and the solution in the beaker, the impact energy of the first and second supporting parts can drive the connecting part to move up and down, and the connecting part and the stirring bar can stir the solution in the beaker, so that the temperature of the solution in the beaker is more balanced, and the detection accuracy is more accurate.

[0021] Optionally, the support frame has an annular groove extending in the vertical direction, and the wire ring is slidably connected to the annular groove in the vertical direction.

[0022] The sliding connection of the wire ring in the vertical direction is achieved through the annular groove, and the structure is simple.

[0023] Optionally, the lower end of the first disintegration tube has a plurality of leakage holes, and the drug preparation disintegration instrument includes a first collecting mesh bag, which is connected to the lower end of the first disintegration tube and is used to store the disintegrated drugs passing through the leakage holes.

[0024] During use, the disintegrated drug portion to be tested will be collected by the first collecting net bag, thus reducing the cleaning of the solution in the beaker. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a structural schematic diagram of a specific embodiment of the present application.

[0026] Figure 2 yes Figure 1 A three-dimensional cross-sectional view of .

[0027] Figure 3 yes Figure 1 Schematic diagram of the structure of the beaker and the support frame.

[0028] Figure 4 yes Figure 3 Schematic diagram of the structure of the first disintegration tube and the second disintegration tube.

[0029] Figure 5 yes Figure 4 Schematic diagram of the structure at circle A in the middle.

[0030] Figure 6 yes Figure 4 Schematic diagram of the structure of the first disintegration tube and the first supporting part.

[0031] Figure 7 yes Figure 4 Schematic diagram of the structure of the middle wire ring and the first clamping plate.

[0032] Figure 8 yes Figure 4 Schematic diagram of the structure at circle B in the middle.

[0033] Figure numerals: 1, water tank; 11, beaker; 12, lifting device; 121, first driving cylinder; 122, first plate; 123, second plate; 124, second driving cylinder; 2, support frame; 21, vertical rod; 22, first horizontal rod; 221, first limiting hole; 222, first avoidance hole; 23, second horizontal rod; 231, second limiting hole; 232, second avoidance hole; 24, fixing rod; 241, annular groove; 3, first disintegration tube; 31, first supporting part; 311, first connecting plate; 312, first rotating column; 32, first driving assembly; 321, fixing part; 322, contact part; 3221, Connecting part; 3222, first sliding part; 3223, first sliding groove; 3224, second sliding groove; 3225, wire ring; 3226, first clamping plate; 3227, second clamping plate; 3228, first connecting frame; 3229, second connecting frame; 323, first torsion spring; 33, leakage hole; 34, first collecting net bag; 35, first limiting part; 36, first through hole; 37, avoidance hole; 38, second collecting net bag; 4, second disintegration tube; 41, second supporting part; 411, second connecting plate; 42, second driving assembly; 421, second sliding part; 43, second limiting part; 44, second through hole; 5, stirring bar. DETAILED DESCRIPTION

[0034] The following is combined with Figure 1-8 This application is described in further detail.

[0035] The present application embodiment discloses a drug preparation disintegration instrument. Figure 1 as well as Figure 2 The pharmaceutical preparation disintegration instrument comprises a water tank 1, a beaker 11, a lifting device 12, a first disintegration tube 3, a second disintegration tube 4 and a support frame 2. The water tank 1 is used to store water. The water tank 1 has two mounting holes, which are distributed along the length direction of the water tank 1. Two beakers 11 are provided, and the two beakers 11 are respectively located in the two mounting holes. The water in the water tank 1 is used to heat the solution in the beaker 11 in a water bath.

[0036] Reference Figure 1 as well as Figure 2 The lifting device 12 includes a first driving cylinder 121, a first plate portion 122, a second plate portion 123 and a second driving cylinder 124. The first driving cylinder 121 and the second driving cylinder 124 are both connected to the water tank 1. The length directions of the first driving cylinder 121 and the second driving cylinder 124 are parallel to the vertical direction. The first driving cylinder 121 and the second driving cylinder 124 are distributed along the length direction of the water tank 1. The first plate portion 122 is connected to the piston rod of the first driving cylinder 121, the second plate portion 123 is connected to the piston rod of the second driving cylinder 124, and the first plate portion 122 and the second plate portion 123 are both located above the beaker 11.

[0037] Reference Figure 3 as well as Figure 4 The support frame 2 includes a vertical rod 21, four first horizontal rods 22 and four second horizontal rods 23. The first horizontal rod 22 and the second horizontal rod 23 are distributed in the vertical direction, and the first horizontal rod 22 is located above the second horizontal rod 23. The four first horizontal rods 22 are evenly distributed along the circumference of the vertical rod 21, and the four first horizontal rods 22 are all connected to the vertical rod 21. The four second horizontal rods 23 are evenly distributed along the circumference of the vertical rod 21, and the four second horizontal rods 23 are all connected to the vertical rod 21.

[0038] Reference Figure 3 as well as Figure 4 The support frame 2 is provided with two, the upper end of the vertical rod 21 is connected to the first plate portion 122 or the second plate portion 123, the first horizontal rod 22 has a first limiting hole 221, the second horizontal rod 23 has a second limiting hole 231, a part of the first disintegration tube 3 is located in the first limiting hole 221, and another part of the first disintegration tube 3 is located in the second limiting hole 231, and the upper end of the first disintegration tube 3 is connected to the first limiting portion 35, and the lower end surface of the first limiting portion 35 contacts the upper end surface of the first horizontal rod 22.

[0039] Reference Figure 4 , Figure 5 as well as Figure 6 The drug preparation disintegration instrument includes a first support portion 31 and a first driving assembly 32. The side wall of the first disintegration tube 3 has a first through hole 36. The first support portion 31 is located in the first disintegration tube 3. The first support portion 31 is connected to a first connecting plate 311. The first connecting plate 311 is connected to a first rotating column 312. The first connecting plate 311 is partially located in the first through hole 36. The first rotating column 312 is rotatably connected to the side wall of the first through hole 36.

[0040] Reference Figure 5 , Figure 6 as well as Figure 7 The first driving assembly 32 includes a fixing portion 321, a contact portion 322 and a first torsion spring 323, the first torsion spring 323 is sleeved on the first rotating column 312, one end of the first torsion spring 323 is fixedly connected to the first disintegration tube 3, and the other end of the first torsion spring 323 is fixedly connected to the first rotating column 312; the fixing portion 321 is fixedly connected to the beaker 11; the contact portion 322 includes a connecting portion 3221 and a first sliding portion 3222, two first sliding portions 3222 are provided, the two first sliding portions 3222 are both cylindrical, the two first sliding portions 3222 are both fixedly connected to the first connecting plate 311, and the first rotating column 312 is located between the first supporting portion 31 and the first sliding portion 3222, the fixing portion 321 is used to contact with the first sliding portion 3222, and drive the first sliding portion 3222 to move and the first supporting portion 31 to rotate.

[0041] Reference Figure 5 , Figure 6 as well as Figure 7 The connecting portion 3221 includes a wire ring 3225 and two first clamping plates 3226. The support frame 2 also includes a fixing rod 24, which is extended in the horizontal direction. An annular groove 241 is provided on the upper end surface of the fixing rod 24. The annular groove 241 is extended in the vertical direction. The wire ring 3225 is located in the annular groove 241 and is slidably connected in the vertical direction. The two first clamping plates 3226 are respectively located on both sides of the wire ring 3225 in the vertical direction. The two first clamping plates 3226 are fixedly connected to the wire ring 3225, and a fixing member 241 is formed between the two first clamping plates 3226. The first sliding groove 3223 extends in the horizontal direction, the first sliding portion 3222 is located in the first sliding groove 3223, and the first sliding portion 3222 rotates and slides to be connected to the first sliding groove, and the first sliding portion 3222 is located on the outside of the first disintegration tube 3; the connecting portion 3221 also includes a first connecting frame 3228; the first connecting frame 3228 is located between the first clamping plate 3226 and the first disintegration tube 3, and the first connecting frame 3228 connects the two first clamping plates 3226, and the first connecting plate 311 is partially located in the first connecting frame 3228.

[0042] The drug preparation disintegration apparatus comprises a second disintegration tube 4 , the upper end of which is connected with a second limiting portion 43 , and the lower end surface of the second limiting portion 43 contacts the upper end surface of the second horizontal rod 23 .

[0043] Reference Figure 4 as well as Figure 8 The drug preparation disintegration instrument includes a second support portion 41 and a second driving assembly 42. The side wall of the second disintegration tube 4 has a second through hole 44. The second support portion 41 is located in the second disintegration tube 4. The second support portion 41 is connected to a second connecting plate 411. The second connecting plate 411 is connected to a second rotating column. The second connecting plate 411 is partially located in the second through hole 44. The second rotating column is rotatably connected to the side wall of the second through hole 44.

[0044] Reference Figure 4 as well as Figure 8The second driving assembly 42 includes a second sliding portion 421 and a second torsion spring, the second torsion spring is sleeved on the second rotating column, one end of the second torsion spring is fixedly connected to the second disintegration tube 4, and the other end of the second torsion spring is fixedly connected to the second rotating column; the fixed portion 321 is fixedly connected to the beaker 11; there are two second sliding portions 421, both of which are cylindrical, and both of which are fixedly connected to the second connecting plate 411, and the second rotating column is located between the second supporting portion 41 and the second sliding portion 421. The connecting portion 3221 includes two second clamps 3227, which are respectively located on both sides of the wire ring 3225 in the vertical direction. The two second clamps 3227 are fixedly connected to the wire ring 3225. A second sliding groove 3224 is formed between the two second clamps 3227, and the second sliding groove 3224 extends in the horizontal direction. The second sliding portion 421 is located in the second sliding groove 3224, and the second sliding portion 421 rotates and slides to be connected to the second sliding groove. The second sliding portion 421 is located on the outside of the second disintegration tube 4; the connecting portion 3221 also includes a second connecting frame 3229; the second connecting frame 3229 is located between the second clamps 3227 and the second disintegration tube 4, and the second connecting frame 3229 connects the two second clamps 3227, and the second connecting plate 411 is partially located in the second connecting frame 3229.

[0045] Reference Figure 4 The first sliding part 3222 and the second sliding part 421 are both fixedly connected with a plurality of stirring bars 5, the stirring bars 5 are located below the first sliding part 3222 and the second sliding part 421, and the plurality of stirring bars 5 are at least partially located in the solution of the beaker 11. The stirring bars 5 are made of flexible material.

[0046] Reference Figure 4 The first horizontal rod 22 has a first avoidance hole 222, which is connected to the first limiting hole 221. The second horizontal rod 23 has a second avoidance hole 232, which is connected to the second limiting hole 231. The first avoidance hole 222 is used to pass through the first connecting plate 311, and the second avoidance hole 232 is used to pass through the second connecting plate 411.

[0047] Reference Figure 4 The pharmaceutical preparation disintegration apparatus includes a third disintegration tube and a fourth disintegration tube, and the structures of the third disintegration tube and the fourth disintegration tube are consistent with the structure of the second disintegration tube 4.

[0048] Reference Figure 4 as well as Figure 5 The two first clamping plates 3226 have avoidance holes 37 , which are connected to the first sliding groove 3223 . The avoidance holes 37 are used to pass the fixing portion 321 and enable the fixing portion 321 to contact the first sliding portion 3222 .

[0049] Reference Figure 4 The first disintegration tube 3 and the second disintegration tube 4 have a plurality of leakage holes 33 at their lower ends. The drug preparation disintegration instrument includes a first collecting mesh bag 34 connected to the lower end of the first disintegration tube 3. The drug preparation disintegration instrument includes a second collecting mesh bag 38 connected to the lower end of the second disintegration tube 4. The first collecting mesh bag 34 and the second collecting mesh bag 38 are both used to store the disintegrated drugs passing through the leakage holes 33.

[0050] A plane perpendicular to the vertical direction is defined as a projection plane, and the orthographic projection area of ​​the connecting portion 3221 on the projection plane is smaller than the orthographic projection areas of the first and second supporting portions 31 and 41 on the projection plane.

[0051] The implementation principle of the drug preparation disintegration instrument of the embodiment of the present application is as follows: when in use, the first sliding part 3222 is located above the fixing part 321, the first torsion spring 323 maintains the first supporting part 31 in a horizontal or tilted upward state, the operator puts the drug to be tested into the first, second, third, and fourth disintegration tubes, the first supporting part 31 supports the drug to be tested, and isolates the drug to be tested from the solution in the beaker 11. After the water in the water tank 1 heats the solution in the beaker 11 in a water bath, the first driving cylinder 121 drives the supporting part 3222 to move upward. The frame 2, the first disintegration tube 3 and the second disintegration tube 4 are immersed in the solution in the beaker 11. During the immersion process, the first sliding portion 3222 contacts the fixing portion 321, the first sliding portion 3222 moves upward and drives the wire ring 3225 to move upward, the second clamping plate 3227 of the wire ring 3225 drives the second sliding portion 421 to move upward, and the second sliding portion 421 drives the second supporting portion 41 to rotate, so that the first supporting portion 31 and the second supporting portion 41 simultaneously put the drug to be tested into the solution in the beaker 11.

[0052] When the first driving cylinder 121 drives the support frame 2 to move the solution in the beaker 11 up and down, since the orthographic projection area of ​​the connecting part 3221 on the projection plane is smaller than the orthographic projection area of ​​the first and second supporting parts 31 and 41 on the projection plane, the first supporting part 31 and the second supporting part 41 impact the solution in the beaker 11, driving the wire ring 3225, the first clamping plate 3226 and the second clamping plate 3227 to move up and down, and the first sliding part 3222 and the second sliding part 421 move, so that the plurality of stirring bars 5 stir the solution in the beaker 11, thereby improving the heating efficiency of the solution in the beaker 11.

[0053] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A pharmaceutical preparation disintegration apparatus, characterized in that: The invention comprises a water tank (1), a beaker (11), a lifting device (12), a first disintegration tube (3), and a support frame (2), wherein the beaker (11) is partially located in the water tank (1), the first disintegration tube (3) is limit-connected to the support frame (2), and the first disintegration tube (3) is at least partially located in the solution of the beaker (11); the drug preparation disintegration instrument comprises a first support portion (31), the first support portion (31) is partially located in the first disintegration tube (3), the first support portion (31) is rotatably connected to the first disintegration tube (3), the first support portion (31) is used to support a drug to be tested, and the drug to be tested is located outside the solution of the beaker (11); and the drug preparation disintegration instrument comprises a first driving component (32) used to drive the first support portion (31) to rotate.

2. The pharmaceutical preparation disintegration apparatus according to claim 1, characterized in that: The first driving assembly (32) comprises a fixing portion (321), a contact portion (322) and a first torsion spring (323); the fixing portion (321) is connected to the beaker (11); the contact portion (322) is at least partially connected to the first supporting portion (31); the contact portion (322) is located outside the first disintegration tube (3); the contact portion (322) is located above the fixing portion (321); and the contact portion (322) is used to contact the upper end surface of the fixing portion (321); one end of the first torsion spring (323) is connected to the first supporting portion (31); and the other end of the first torsion spring (323) is connected to the first disintegration tube (3).

3. The pharmaceutical preparation disintegration apparatus according to claim 2, characterized in that: The pharmaceutical preparation disintegration instrument comprises a second disintegration tube (4), wherein the second disintegration tube (4) is connected to the support frame (2) in a limiting manner; the pharmaceutical preparation disintegration instrument comprises a second support portion (41), wherein the second support portion (41) is partially located in the second disintegration tube (4), and the second support portion (41) is rotatably connected to the second disintegration tube (4); the pharmaceutical preparation disintegration instrument comprises a second driving assembly (42), wherein the second driving assembly (42) is used to drive the second supporting portion (41) to rotate.

4. The pharmaceutical preparation disintegration apparatus according to claim 3, characterized in that: The contact portion (322) comprises a connecting portion (3221) and a first sliding portion (3222); the connecting portion (3221) is slidably connected to the support frame (2) in a vertical direction; the connecting portion (3221) has a first sliding groove (3223); the first sliding groove (3223) extends in a horizontal direction; the first sliding portion (3222) is connected to the first support portion (31); the first sliding portion (3222) is located outside the first disintegration tube (3); and the first sliding portion (3222) is at least partially located in the first sliding groove (3223); the first sliding portion (3222) is cylindrical.

5. The pharmaceutical preparation disintegration apparatus according to claim 4, characterized in that: The second driving component (42) comprises a second torsion spring and a second sliding portion (421), one end of the second torsion spring is connected to the second supporting portion (41), and the other end of the second torsion spring is connected to the second disintegration tube (4); the connecting portion (3221) has a second sliding groove (3224), the second sliding groove (3224) extends in a horizontal direction, the second sliding portion (421) is connected to the second supporting portion (41), and the second sliding portion (421) is located outside the second disintegration tube (4), and the second sliding portion (421) is at least partially located in the second sliding groove (3224).

6. The pharmaceutical preparation disintegration apparatus according to claim 4, characterized in that: The pharmaceutical preparation disintegration apparatus comprises a stirring bar (5), wherein the stirring bar (5) is located outside the first disintegration tube (3), the stirring bar (5) is connected to the first sliding part (3222) or the second sliding part (421), and the stirring bar (5) is at least partially located in the solution in the beaker (11).

7. The pharmaceutical preparation disintegration apparatus according to claim 4, characterized in that: The connecting portion (3221) comprises a wire ring (3225) and two first clamping plates (3226); the wire ring (3225) is sleeved on the support frame (2); the wire ring (3225) is slidably connected to the support frame (2) along the vertical direction; along the vertical direction, the two first clamping plates (3226) are respectively located on both sides of the wire ring (3225); the two first clamping plates (3226) are both connected to the wire ring (3225); the first sliding groove (3223) is formed between the two first clamping plates (3226); and the first sliding portion (3222) is located between the two first clamping plates (3226).

8. The pharmaceutical preparation disintegration apparatus according to claim 6, characterized in that: A plane perpendicular to the vertical direction is defined as a projection plane, and the orthographic projection area of ​​the connecting portion (3221) on the projection plane is smaller than the orthographic projection areas of the first and second supporting portions (31, 41) on the projection plane.

9. The pharmaceutical preparation disintegration apparatus according to claim 7, characterized in that: The support frame (2) has an annular groove (241) extending in the vertical direction, and the wire ring (3225) is slidably connected to the annular groove (241) in the vertical direction.

10. The pharmaceutical preparation disintegration apparatus according to claim 1, characterized in that: The lower end of the first disintegration tube (3) is provided with a plurality of leakage holes (33), and the drug preparation disintegration apparatus comprises a first collecting mesh bag (34), the first collecting mesh bag (34) being connected to the lower end of the first disintegration tube (3), and the first collecting mesh bag (34) being used to store the disintegrated drugs passing through the leakage holes (33).

Images