Filtering equipment for producing high-titer crude heparin sodium

Abstract

The utility model discloses filtering equipment for high-titer crude heparin sodium production, and relates to the technical field of heparin sodium preparation, the filtering equipment for high-titer crude heparin sodium production is provided with a driven gear ring, a first centrifugal barrel, a driving motor and a driving gear, after the driving motor is started, the first centrifugal barrel is driven by the driven gear ring, and the driving gear is driven by the first centrifugal barrel to rotate; when heparin sodium is filtered, a driving gear is driven to rotate, the driving gear rotates to drive a driven gear ring to rotate, and the driven gear ring drives a first centrifugal barrel to rotate in the rotating process, so that the first centrifugal barrel and a second centrifugal barrel in the first centrifugal barrel perform double filtering operation on the heparin sodium in the second centrifugal barrel, and the first centrifugal barrel can be detached from the driven gear ring; and the inner walls of the first filtering tank and the second filtering tank can be cleaned from the position of the driven gear ring, so that the condition that bacteria are bred in the time device can be avoided, and the influence on normal filtering is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of heparin sodium preparation, in particular to a filtering device used for producing high-valence crude heparin sodium. Background Art

[0002] At present, in the production and preparation process of sodium heparin, filtering equipment is usually needed to filter impurities in the crude product, especially for the production of high-titer crude sodium heparin. Most of the existing filtering equipment uses centrifugal filtering, but it is not convenient in cleaning.

[0003] For example, the utility model with patent number CN202221390814.7 discloses a filtering and collecting device for preparing sodium heparin, which relates to the technical field of preparing sodium heparin. The filtering and collecting device for preparing sodium heparin comprises: a filter tank and a driving motor installed on the top thereof, the top of the inner top of the filter tank is rotatably installed with a transmission shaft fixedly connected to the output shaft of the driving motor, the top of the inner top of the filter tank is rotatably installed with a centrifugal screen cylinder for centrifugal filtration of sodium heparin, the bottom of the centrifugal screen cylinder is clamped with a connecting filter plate that rotates synchronously with the transmission shaft, the top of the inner top of the filter tank is fixedly installed with a first scraping assembly for scraping the centrifugal screen cylinder and the connecting filter plate, the bottom end of the inner wall of the filter tank is fixedly installed with a fixed filter plate, the bottom end of the transmission shaft extends out of the centrifugal screen cylinder and is fixedly installed with a second scraping assembly for scraping the fixed filter plate and the inner wall of the filter tank. It is capable of scraping the filter residue to prevent it from clogging the filter holes;

[0004] The device in the patent cleans the filter residue by providing two scraping components, but the internal structure cannot be disassembled and cleaned separately. Since the internal structure always remains inside the device, bacteria will still breed over time, affecting the normal filtration of sodium heparin. Utility Model Content

[0005] In view of the deficiencies of the prior art, the utility model provides a filtering device for producing high-valence crude heparin sodium, which solves the problem that the internal structure of the device cannot be disassembled for separate cleaning.

[0006] To achieve the above objectives, the utility model is implemented through the following technical solutions: A filtering device for the production of high-titer crude heparin sodium, comprising a first filter tank, a fixing frame is fixedly installed on the outer side of the first filter tank, a support frame is installed at the lower end of the fixing frame, a second filter tank is fixedly installed on the upper end of the first filter tank, a boss is provided on the top of the second filter tank, a scraper is provided inside the boss, an inspection plate is provided on the surface of the first filter tank, a driven gear ring is provided on the inner side of the scraper, a first centrifugal bucket is installed on the inner side of the driven gear ring, a feed port is fixedly installed on the upper end of the first centrifugal bucket, a first filter screen is provided on the surface of the first centrifugal bucket, a second centrifugal bucket is provided on the inner side of the first filter screen, a driving motor is provided on the side of the driven gear ring, a driving gear is provided on the output shaft of the driving motor, the driving gear and the driven gear ring are meshed, symmetrically distributed electric cylinders are fixedly installed on the lower end of the support frame, and connecting blocks are provided on the movable ends of the electric cylinders, and the connecting blocks are fixedly installed on both sides of the fixing frame.

[0007] Preferably, a positioning groove is provided on the surface of the driven gear ring, and evenly distributed positioning holes are provided on the inner side of the driven gear ring.

[0008] Furthermore, a positioning protrusion corresponding to the positioning groove is arranged on the surface of the first centrifugal bucket, and a pin corresponding to the positioning hole is arranged on the surface of the first centrifugal bucket.

[0009] Preferably, a handle is fixedly mounted on the upper end of the first centrifugal bucket, and the handle is arranged on both sides of the feed inlet.

[0010] Preferably, an electric push rod is fixedly mounted on the upper end of the first filter tank, a connecting rod is fixedly mounted on the movable end of the electric push rod, and the connecting rod is fixedly mounted on the scraper.

[0011] Preferably, a limiting block is arranged on the upper end of the support frame, and a limiting groove corresponding to the limiting block is opened on the surface of the fixing frame.

[0012] Preferably, an activated carbon filter layer is provided inside the first filter tank, a discharge pipe is fixedly installed at the lower end of the first filter tank, and a solenoid valve is provided on the discharge pipe. Beneficial Effects

[0013] The utility model provides a filtering device for producing high-valence crude heparin sodium. Compared with the prior art, it has the following beneficial effects:

[0014] 1. The filtering device for producing high-valence crude heparin sodium is provided with a driven gear ring, a first centrifugal bucket, a driving motor and a driving gear. When the driving motor is started, the driving gear is driven to rotate, and the driving gear drives the driven gear ring to rotate. During the rotation process, the driven gear ring drives the first centrifugal bucket to rotate, so that the first centrifugal bucket and the second centrifugal bucket inside the first centrifugal bucket perform a double filtering operation on the heparin sodium inside the second centrifugal bucket. The first centrifugal bucket can be disassembled from the driven gear ring, which is convenient for separate cleaning after disassembly. The inner walls of the first filter tank and the second filter tank can also be cleaned from the position of the driven gear ring, which can avoid the situation where bacteria grow inside the device over time and avoid affecting normal filtration.

[0015] 2. The filtering equipment used for the production of high-valence crude heparin sodium is provided with a fixed frame, a support frame, an electric cylinder and a connecting block, so that after the electric cylinder is started, it can drive the fixed frame to move left and right on the support frame, thereby driving the first filter tank and the second filter tank to shake, and can be opened after the material reaches the first filter tank, so that the first filter tank can quickly filter the material, and the filtering efficiency is more efficient. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model.

[0017] Figure 2 It is a structural schematic diagram of the driven gear ring in the utility model.

[0018] Figure 3 It is a structural schematic diagram of the first centrifugal bucket in the utility model.

[0019] Figure 4 It is a structural schematic diagram of the scraper in the utility model.

[0020] In the figure: 1. first filter tank; 2. fixing frame; 3. supporting frame; 4. second filter tank; 5. scraper; 6. driven gear ring; 601. positioning groove; 602. positioning hole; 7. first centrifugal bucket; 701. positioning protrusion; 8. feed inlet; 9. first filter screen; 10. second centrifugal bucket; 11. driving motor; 12. driving gear; 13. electric push rod; 14. connecting rod; 15. handle; 16. electric cylinder; 17. connecting block; 18. discharge pipe; 19. limit groove; 20. inspection plate. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-4 The utility model provides a technical solution: a filtering device for producing high-valence crude heparin sodium, comprising a first filtering tank 1, a fixing frame 2 is fixedly installed on the outer side of the first filtering tank 1, a supporting frame 3 is installed on the lower end of the fixing frame 2, a second filtering tank 4 is fixedly installed on the upper end of the first filtering tank 1, a boss is arranged on the top of the second filtering tank 4, a scraper 5 is arranged inside the boss, an inspection plate 20 is arranged on the surface of the first filtering tank 1, a driven gear ring 6 is arranged on the inner side of the scraper 5, a first centrifugal bucket 7 is installed on the inner side of the driven gear ring 6, a feed port 8 is fixedly installed on the upper end of the first centrifugal bucket 7, a first filter screen 9 is arranged on the surface of the first centrifugal bucket 7, a second centrifugal bucket 10 is arranged on the inner side of the first filter screen 9, and a driven gear ring 6 is arranged on the side of the driven gear ring 6. A driving motor 11 is provided on the surface, and a driving gear 12 is provided on the output shaft of the driving motor 11. The driving gear 12 is meshed with the driven ring gear 6. The rotation of the driving motor 11 drives the driving gear 12 to rotate, thereby driving the driven ring gear 6 to rotate. A symmetrically distributed electric cylinder 16 is fixedly installed at the lower end of the support frame 3, and a connecting block 17 is provided at the movable end of the electric cylinder 16. The connecting block 17 is fixedly installed on both sides of the fixed frame 2. By arranging the electric cylinder 16, the electric cylinder 16 can drive the fixed frame 2 to move left and right on the support frame 3 after being started, thereby driving the first filter tank 1 and the second filter tank 2 to shake, and can be opened after the material reaches the first filter tank 1, so that the first filter tank 1 can quickly filter the material.

[0023] A positioning groove 601 is provided on the surface of the driven gear ring 6, and evenly distributed positioning holes 602 are provided on the inner side of the driven gear ring 6. A positioning protrusion 701 corresponding to the positioning groove 601 is provided on the surface of the first centrifugal bucket 7, and a pin corresponding to the positioning hole 602 is provided on the surface of the first centrifugal bucket 7. By providing the pin, the first centrifugal bucket 7 can be firmly engaged in the positioning groove 601, so that the driven gear ring 6 can drive the first centrifugal bucket 7 to rotate together during the rotation process, and the first centrifugal bucket 7 and the second centrifugal bucket 10 can filter materials during the rotation process. A handle 15 is fixedly installed on the upper end of the first centrifugal bucket 7, and the handle 15 is arranged on both sides of the feed port 8. An electric push rod 13 is fixedly installed on the upper end of the first filter tank 1, and a connecting rod 14 is fixedly installed on the movable end of the electric push rod 13, and the connecting rod 14 is fixedly installed on the scraper 5. A limiting block is arranged on the upper end of the support frame 3, and a limiting groove 19 corresponding to the limiting block is opened on the surface of the fixed frame 2. An activated carbon filter layer is arranged inside the first filter tank 1, and a discharge pipe 18 is fixedly installed on the lower end of the first filter tank 1, and a solenoid valve is arranged on the discharge pipe 18. By setting the solenoid valve, the material can be taken out after it is opened.

[0024] During operation, the feed port 8 is first opened, and the sodium heparin is poured into the second centrifugal bucket 10 from the feed port 8, and then the feed port 8 is re-sealed, and the drive motor 11 is turned on. When the drive motor 11 is started, it drives the active gear 12 to rotate, and the rotation of the active gear 12 drives the driven gear ring 6 to rotate. During the rotation, the driven gear ring 6 drives the first centrifugal bucket 7 to rotate, so that the first centrifugal bucket 7 and the second centrifugal bucket 10 inside it perform a double filtering operation on the sodium heparin inside the second centrifugal bucket 10. After a period of time, the drive motor 11 is turned off, and the electric cylinder 16 is turned on, so that the first filter tank 1 and the second filter tank 2 can swing back and forth left and right. After shaking for a period of time, the electric cylinder 16 is turned off again, and the material can be taken out of the solenoid valve of the discharge pipe 18 by punching a hole. When cleaning is needed, the handle 15 can be held and pulled upward to remove the first centrifugal bucket 7 from the driven gear ring 6, so that it is convenient to clean it separately after disassembly.

[0025] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

Claims

1. A filtering device for producing high-titer crude heparin sodium, comprising a first filtering tank (1), characterized in that: A fixing frame (2) is fixedly mounted on the outside of the first filter tank (1), a support frame (3) is mounted on the lower end of the fixing frame (2), a second filter tank (4) is fixedly mounted on the upper end of the first filter tank (1), a boss is arranged on the top of the second filter tank (4), a scraper (5) is arranged inside the boss, an inspection plate (20) is arranged on the surface of the first filter tank (1), a driven gear ring (6) is arranged on the inner side of the scraper (5), a first centrifugal bucket (7) is mounted on the inner side of the driven gear ring (6), a feed port (8) is fixedly mounted on the upper end of the first centrifugal bucket (7), and a feed port (8) is fixedly mounted on the upper end of the first centrifugal bucket (7). A first filter screen (9) is arranged on the surface of a centrifugal bucket (7), a second centrifugal bucket (10) is arranged inside the first filter screen (9), a driving motor (11) is arranged on the side of the driven gear ring (6), an output shaft of the driving motor (11) is arranged with a driving gear (12), the driving gear (12) and the driven gear ring (6) are meshingly connected, symmetrically distributed electric cylinders (16) are fixedly mounted on the lower end of the support frame (3), the movable ends of the electric cylinders (16) are arranged with connecting blocks (17), and the connecting blocks (17) are fixedly mounted on both sides of the fixed frame (2).

2. The filtering device for producing high-titer crude heparin sodium according to claim 1, characterized in that: A positioning groove (601) is provided on the surface of the driven gear ring (6), and evenly distributed positioning holes (602) are provided on the inner side of the driven gear ring (6).

3. The filtering device for producing high-titer crude heparin sodium according to claim 2, characterized in that: The surface of the first centrifugal bucket (7) is provided with a positioning protrusion (701) corresponding to the positioning groove (601), and the surface of the first centrifugal bucket (7) is provided with a pin corresponding to the positioning hole (602).

4. The filtering device for producing high-titer crude heparin sodium according to claim 1, characterized in that: A handle (15) is fixedly mounted on the upper end of the first centrifugal bucket (7), and the handle (15) is arranged on both sides of the feed inlet (8).

5. The filtering device for producing high-titer crude heparin sodium according to claim 1, characterized in that: An electric push rod (13) is fixedly mounted on the upper end of the first filter tank (1), a connecting rod (14) is fixedly mounted on the movable end of the electric push rod (13), and the connecting rod (14) is fixedly mounted on the scraper (5).

6. The filtering device for producing high-titer crude heparin sodium according to claim 1, characterized in that: A limiting block is arranged at the upper end of the support frame (3), and a limiting groove (19) corresponding to the limiting block is opened on the surface of the fixing frame (2).

7. The filtering device for producing high-titer crude heparin sodium according to claim 1, characterized in that: An activated carbon filter layer is provided inside the first filter tank (1), a discharge pipe (18) is fixedly mounted at the lower end of the first filter tank (1), and a solenoid valve is provided on the discharge pipe (18).

Images