Centrifugal device for preparing heparin sodium

Abstract

The centrifugal device for preparing the heparin sodium comprises a cylinder body, a first servo motor is fixedly arranged at the bottom end of the cylinder body, the top end of a rotating shaft of the first servo motor is fixedly connected with a center shaft, the center shaft rotates in the cylinder body, a fan-shaped box is fixedly installed on the outer side of the center shaft, and the fan-shaped box is fixedly connected with the bottom end of the cylinder body. And an inner cavity is formed in the fan-shaped box. After the filter cartridge box loaded with raw materials is placed in the inner cavity formed in the fan-shaped box, the center shaft is driven by the servo motor to rotate, so that the filter cartridge box rotates in the barrel body, and liquid in the raw materials can be thrown out of the filter cartridge box and flows to the bottom of the barrel body; according to the structure, operation is easy and fast, solid-liquid separation can be efficiently conducted on raw materials, meanwhile, a second servo motor drives a screw to rotate, a bracket can drive a filter cylinder box to rise in an inner cavity, and therefore workers can take out and transfer the raw materials conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of heparin sodium preparation, in particular to a centrifugal device for heparin sodium preparation. Background Art

[0002] Heparin sodium is the sodium salt of aminodextran sulfate extracted from the intestinal mucosa of pigs or cows. It is a mucopolysaccharide that can interfere with many aspects of the blood coagulation process and has an anticoagulant effect both inside and outside the body.

[0003] According to a centrifugal device for preparing sodium heparin with publication number CN219092384U, it belongs to the technical field of sodium heparin preparation, and includes a barrel body, one end of the barrel body is connected to a motor, one end of the motor is connected to a rotating shaft penetrating the barrel body, the inside of the barrel body is connected to a filter barrel sleeved on the rotating shaft, the rotating shaft is connected to a threaded conveying sheet in contact with the inner wall of the filter barrel, the end of the rotating shaft away from the motor is connected to a feed pipe, the middle part of the rotating shaft is provided with a discharge cavity connected to the feed pipe, the end of the discharge cavity away from the feed pipe has discharge ports on both sides, and the barrel body is connected to the discharge pipe; the utility model can drive heparin by using the cooperation of the rotating shaft and the threaded conveying sheet The sodium raw material moves in the filter barrel, and the solid-liquid separation of the sodium heparin raw material is carried out through the filter barrel, which effectively improves the preparation efficiency of the sodium heparin raw material. The barrel body adopts a closed type, and the sodium heparin enters the barrel body through the discharge cavity on the rotating shaft, thereby preventing external dust and impurities from entering the barrel body. However, during the use of the device, the raw material is only squeezed and moved to separate the solid and liquid on the raw material, and the effect is relatively general. The solid still contains a large amount of liquid, and the above method is not convenient for personnel to take out the separated solid raw material. For this reason, we propose a centrifugal device for preparing sodium heparin to solve the above problems. Utility Model Content

[0004] The utility model aims to provide a centrifugal device for preparing heparin sodium to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a centrifugal device for preparing sodium heparin, comprising a cylinder, a servo motor 1 is fixedly arranged at the bottom end of the cylinder, a central shaft is fixedly connected to the top end of a rotating shaft of the servo motor 1, the central shaft rotates in the cylinder, a fan-shaped box is fixedly installed on the outside of the central shaft, an inner cavity is opened in the fan-shaped box, filter holes and bottom holes are respectively opened on the outside and the bottom of the fan-shaped box, a filter cartridge box and a bracket are inserted in the inner cavity, the bracket is located at the bottom position of the filter cartridge box, a connecting plate is fixedly installed on the outside of the bracket, the connecting plate is in a limiting groove, the limiting grooves are respectively opened on the central shaft and the fan-shaped box, the other end of the connecting plate is fixedly connected to a circular plate, the circular plate is inside the circular groove, the circular groove is opened inside the central shaft, the circular plate is connected to a screw by threaded engagement, a servo motor 2 is fixedly connected to the top end of the screw, and the servo motor 2 is fixedly installed on the top end of the central shaft.

[0006] As a further preferred embodiment of the present technical solution, the filter holes are arranged in an inclined manner on the outside of the fan-shaped box, and the filter holes are distributed on the fan-shaped box at equal distances.

[0007] As a further preferred embodiment of the present technical solution, the filter cartridge box and the bracket both fit into the inner cavity, and the bracket is arranged in a hollow shape.

[0008] As a further preferred embodiment of the present technical solution, the connecting plate slides inside the limiting groove, the circular plate slides inside the circular groove, and the screw is rotatably arranged inside the circular groove.

[0009] As a further preferred embodiment of the present technical solution, the fan-shaped boxes are distributed at equal distances outside the central axis, and the bottom ends of the fan-shaped boxes and the filter cartridge box are both arranged to be inclined.

[0010] As a further preferred embodiment of the present technical solution, the top edge of the inner cavity is arranged to be inclined, and the top ends of the fan-shaped box and the filter cartridge box are both on the same horizontal plane.

[0011] As a further preferred embodiment of the present technical solution, a capping mechanism is provided on the cylinder body, and the capping mechanism includes a slot, which is opened on the outside of the cylinder body, and a cover plate is inserted in the slot, and the cover plate abuts against the outside of the central axis, and a movable plate is fixedly installed on the outside of the cover plate, and the movable plate is meshedly connected with forward and reverse threaded rods, and the forward and reverse threaded rods are fixedly connected to the rotating shaft of the dual-axis motor, and the dual-axis motor is fixedly installed on the outside of the cylinder body.

[0012] The utility model provides a centrifugal device for preparing heparin sodium, which has the following beneficial effects:

[0013] The utility model places the filter cartridge box loaded with raw materials inside the inner cavity opened by the fan-shaped box, and as the servo motor drives the central axis to rotate, the filter cartridge box rotates inside the cylinder body, so that the liquid in the raw materials can be thrown out of the filter cartridge box to flow to the bottom of the cylinder body. The structure is simple and fast to operate, and can efficiently separate the solid and liquid of the raw materials. At the same time, the servo motor drives the screw to rotate, so that the bracket can drive the filter cartridge box to rise inside the inner cavity, so as to facilitate the personnel to take out and transfer the raw materials.

[0014] The utility model is provided with the structure, when the filter cartridge box containing the heparin sodium raw material is placed in the inner cavity opened by the fan-shaped box, as the double-axis motor starts to drive the forward and reverse threaded rods to rotate, the movable plate drives the cover plate to move, that is, the cover plate slides in the slot, thereby covering the top of the filter cartridge box, and preventing the raw material from leaking out during the solid-liquid separation work. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 It is a right side cross-sectional schematic diagram of the structure of the utility model;

[0017] Figure 3 For this utility model Figure 2 A is a magnified schematic diagram of the structure;

[0018] Figure 4 It is a bottom view schematic diagram of the structure of the utility model in the separated state of the filter cartridge box;

[0019] Figure 5 It is a schematic top view of the structure of the fan-shaped box of the utility model;

[0020] Figure 6 It is a schematic top view of the structure of the cover plate of the utility model.

[0021] In the figure: 1. Cylinder; 2. Servo motor one; 3. Central axis; 4. Fan-shaped box; 5. Inner cavity; 6. Filter hole; 7. Bottom hole; 8. Filter cartridge box; 9. Bracket; 10. Connecting plate; 11. Limiting groove; 12. Circular plate; 13. Circular groove; 14. Screw; 15. Servo motor two; 16. Capping mechanism; 17. Slot; 18. Cover plate; 19. Moving plate; 20. Forward and reverse threaded rods; 21. Dual-axis motor. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0023] The utility model provides a technical solution: Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 As shown, in this embodiment, a centrifugal device for preparing sodium heparin includes a barrel 1, a servo motor 2 is fixedly arranged at the bottom end of the barrel 1, a central shaft 3 is fixedly connected to the top end of the rotating shaft of the servo motor 2, the central shaft 3 rotates in the barrel 1, a fan-shaped box 4 is fixedly installed on the outside of the central shaft 3, an inner cavity 5 is opened in the fan-shaped box 4, a filter hole 6 and a bottom hole 7 are respectively opened on the outside and the bottom of the fan-shaped box 4, a filter cartridge box 8 and a bracket 9 are inserted in the inner cavity 5, the bracket 9 is at the bottom position of the filter cartridge box 8, a connecting plate 10 is fixedly installed on the outside of the bracket 9, the connecting plate 10 is in the limiting groove 11, and the limiting groove 12 is provided with a filter hole 6 and a bottom hole 7. The grooves 11 are respectively opened on the central shaft 3 and the fan-shaped box 4, and the other end of the connecting plate 10 is fixedly connected to a circular plate 12, and the circular plate 12 is inside the circular groove 13, and the circular groove 13 is opened inside the central shaft 3. The circular plate 12 is connected to a screw 14 through threaded engagement, and the top of the screw 14 is fixedly connected to a servo motor 2 15, and the servo motor 2 15 is fixedly installed on the top of the central shaft 3. After the filter cartridge box 8 loaded with raw materials is placed inside the inner cavity 5 opened by the fan-shaped box 4, as the servo motor 1 2 drives the central shaft 3 to rotate, the filter cartridge box 8 is rotated inside the cylinder 1, and the liquid in the raw material can be filtered out. The liquid is thrown out of the filter cartridge box 8 to flow at the bottom of the cylinder 1. The structure is simple and quick to operate, and can efficiently separate the solid and liquid of the raw materials. At the same time, the servo motor 15 drives the screw 14 to rotate, so that the bracket 9 can drive the filter cartridge box 8 to rise inside the inner cavity 5, so as to facilitate the personnel to take out and transfer the raw materials. The filter holes 6 are arranged in an inclined shape on the outside of the fan-shaped box 4, and the filter holes 6 are equidistantly distributed on the fan-shaped box 4. By setting it in an inclined shape, the liquid can flow smoothly inside the cylinder 1. The filter cartridge box 8 and the bracket 9 are both fitted in the inner cavity 5. The bracket 9 is arranged in a hollow shape to facilitate the bracket 9 to drive The filter cartridge box 8 moves upward to work, the connecting plate 10 slides in the limiting groove 11, the circular plate 12 slides in the circular groove 13, and the screw 14 is rotatably arranged in the circular groove 13, which helps the circular plate 12 to drive the connecting plate 10 to lift in height. The fan-shaped boxes 4 are equidistantly distributed on the outside of the central axis 3, and the bottom ends of the fan-shaped boxes 4 and the filter cartridge box 8 are both arranged to be inclined to facilitate the liquid to flow out of the filter cartridge box 8, and the top edge of the inner cavity 5 is arranged to be inclined, and the top ends of the fan-shaped box 4 and the filter cartridge box 8 are both on the same horizontal plane, so that personnel can smoothly insert the filter cartridge box 8 into the inner cavity 5.

[0024] like Figure 2 and Figure 6As shown, a capping mechanism 16 is provided on the cylinder 1, and the capping mechanism 16 includes a slot 17, and the slot 17 is opened on the outside of the cylinder 1. A cover plate 18 is inserted in the slot 17, and the cover plate 18 is against the outside of the central axis 3. A movable plate 19 is fixedly installed on the outside of the cover plate 18, and the movable plate 19 is meshed and connected with forward and reverse threaded rods 20, and the forward and reverse threaded rods 20 are fixedly connected to the rotating shaft of a double-axis motor 21, and the double-axis motor 21 is fixedly installed on the outside of the cylinder 1. By providing this structure, when the filter cartridge box 8 containing heparin sodium raw material is placed in the inner cavity 5 opened by the fan-shaped box 4, as the double-axis motor 21 starts to drive the forward and reverse threaded rods 20 to rotate, the movable plate 19 drives the cover plate 18 to move, that is, the cover plate 18 slides in the slot 17, thereby covering the top of the filter cartridge box 8, and preventing the raw material from leaking out during the solid-liquid separation work.

[0025] The utility model provides a centrifugal device for preparing heparin sodium, and the specific working principle is as follows:

[0026] During use of the device, after the filter cartridge box 8 loaded with raw materials is placed inside the inner cavity 5 opened by the fan-shaped box 4, the dual-axis motor 21 is started to drive the forward and reverse threaded rods 20 to rotate, so that the movable plate 19 drives the cover plate 18 to move, that is, the cover plate 18 is in the slot 17 to slide, thereby covering the top of the filter cartridge box 8, and then the servo motor 1 2 drives the central axis 3 to rotate, so that the filter cartridge box 8 rotates inside the cylinder 1, and the liquid in the raw material can be thrown out of the filter cartridge box 8, so that it flows at the bottom position of the cylinder 1, and then the servo motor 2 15 drives the screw 14 to rotate, so that the circular plate 12 is in the circular groove 13, and the connecting plate 10 is in the limit groove 11 to slide, so that the bracket 9 can drive the filter cartridge box 8 to rise inside the inner cavity 5, so as to facilitate the personnel to take out and transfer the raw materials.

[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A centrifugal device for preparing heparin sodium, characterized in that: The invention comprises a cylinder (1), a servo motor (2) being fixedly arranged at the bottom end of the cylinder (1), a central shaft (3) being fixedly connected to the top end of the rotating shaft of the servo motor (2), the central shaft (3) being rotated in the cylinder (1), a fan-shaped box (4) being fixedly installed outside the central shaft (3), an inner cavity (5) being provided inside the fan-shaped box (4), filter holes (6) and bottom holes (7) being provided on the outer side and the bottom of the fan-shaped box (4), a filter cartridge box (8) and a bracket (9) being inserted into the inner cavity (5), the bracket (9) being located at the bottom of the filter cartridge box (8), and the outer side of the bracket (9) being fixedly mounted. A connecting plate (10) is installed, the connecting plate (10) is located in a limiting groove (11), the limiting groove (11) is respectively opened on the central shaft (3) and the fan-shaped box (4), the other end of the connecting plate (10) is fixedly connected to a circular plate (12), the circular plate (12) is located in a circular groove (13), the circular groove (13) is opened in the central shaft (3), the circular plate (12) is connected to a screw rod (14) through threaded engagement, the top end of the screw rod (14) is fixedly connected to a servo motor 2 (15), and the servo motor 2 (15) is fixedly installed on the top end of the central shaft (3).

2. A centrifugal device for preparing heparin sodium according to claim 1, characterized in that: The filter holes (6) are arranged in an inclined manner on the outside of the fan-shaped box (4), and the filter holes (6) are distributed at equal distances on the fan-shaped box (4).

3. A centrifugal device for preparing heparin sodium according to claim 1, characterized in that: The filter cartridge box (8) and the bracket (9) are both fitted into the interior of the inner cavity (5), and the bracket (9) is configured to be hollow.

4. A centrifugal device for preparing heparin sodium according to claim 1, characterized in that: The connecting plate (10) slides inside the limiting groove (11), the circular plate (12) slides inside the circular groove (13), and the screw rod (14) is rotatably disposed inside the circular groove (13).

5. A centrifugal device for preparing heparin sodium according to claim 1, characterized in that: The fan-shaped boxes (4) are distributed at equal distances outside the central axis (3), and the bottom ends of the fan-shaped boxes (4) and the filter cartridge box (8) are both arranged in an inclined shape.

6. A centrifugal device for preparing heparin sodium according to claim 1, characterized in that: The top edge of the inner cavity (5) is arranged to be inclined, and the top ends of the sector box (4) and the filter cartridge box (8) are both located on the same horizontal plane.

7. A centrifugal device for preparing heparin sodium according to claim 1, characterized in that: The barrel (1) is provided with a capping mechanism (16), the capping mechanism (16) comprising a slot (17), the slot (17) being arranged on the outside of the barrel (1), a cover plate (18) being inserted into the slot (17), the cover plate (18) being in contact with the outside of the central axis (3), a movable plate (19) being fixedly mounted on the outside of the cover plate (18), the movable plate (19) being meshedly connected with forward and reverse threaded rods (20), the forward and reverse threaded rods (20) being fixedly connected to the rotating shaft of a double-axis motor (21), and the double-axis motor (21) being fixedly mounted on the outside of the barrel (1).

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