CN216605254U

CN216605254U - Reaction kettle for preparing medical slow-release material

Info

Publication number: CN216605254U
Application number: CN202122986202.6U
Authority: CN
Inventors: 赵丹东; 唐雪; 张吉勇; 王晓翠
Original assignee: Jinlin Hanggai Tongbo Biotechnology Co ltd
Current assignee: Jinlin Hanggai Tongbo Biotechnology Co ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-05-27
Anticipated expiration: 2031-11-30

Abstract

The utility model provides a reaction kettle for preparing a medical slow-release material. This technical scheme has carried out closed improvement to reation kettle's major structure, has optimized rabbling mechanism on this basis. Specifically, the open top structure is abandoned, the top end of the tank body is sealed by a sealing plate, the sealing plate and the tank body are fixed by bolts, and the sealing plate and the tank body are kept sealed by a sealing ring; be provided with the joint on the shrouding, connect inside and outside being equipped with outer connecting pipe and interior extension pipe respectively, wherein outer connecting pipe can be connected to the vacuum pump to found the negative pressure environment, and interior extension pipe then keeps at the internal barrel center of jar, thereby avoids interior extension pipe to block rabbling mechanism's problem. In addition, the utility model adopts the cylinder with the through hole as the basic stirring mechanism, and the shearing force generated by the edge of the through hole to the material liquid in a rotating state is utilized to ensure the stirring effect of the utility model to the viscous material liquid. The utility model has reasonable structure and outstanding technical advantages.

Description

Reaction kettle for preparing medical slow-release material

Technical Field

The utility model relates to the technical field of medical material production equipment, in particular to a reaction kettle for preparing a medical slow-release material.

Background

The medical slow release material is a material which can lead the medicine to be slowly released under the using condition so as to prolong the acting time of the medicine. For example, it can be made into high-molecular microcapsule for holding medicine and making it slowly release. Polylactic acid is a medical slow-release material which is generated and developed rapidly in recent years, and can be used as a framework to embed drug molecules so as to achieve the effects of slow release, controlled release and the like.

Polylactic acid is made from starch raw materials extracted from renewable plant resources. The starch raw material is saccharified to obtain glucose, the glucose and certain strains are fermented to prepare high-purity lactic acid, and the polylactic acid with certain molecular weight is synthesized by a chemical synthesis method. The biodegradable plastic has good biodegradability, can be completely degraded by microorganisms in the nature after being used, finally generates carbon dioxide and water, does not pollute the environment, is very favorable for protecting the environment, and is a well-known environment-friendly material. In the synthesis process of polylactic acid, proper pressure control is helpful for reducing side reactions, but the pressure control of the conventional reaction kettle is relatively difficult at present, and the flow property, mass transfer efficiency and the like of materials are not ideal enough, so that the synthesis reaction efficiency is relatively low.

Disclosure of Invention

The utility model aims to overcome the technical defects in the prior art and provides a reaction kettle for preparing a medical slow-release material so as to solve the technical problem that the conventional reaction kettle has relatively low reaction efficiency for synthesizing polylactic acid.

In order to achieve the technical purpose, the utility model adopts the following technical scheme:

a reaction kettle for preparing medical slow-release materials comprises a tank body, a convex edge, a sealing plate, a fixing bolt, a handle, a joint, an outer connecting pipe, an inner extending pipe, a motor, a cylinder body, a ring body and a stirring paddle, wherein the edge of the top end of the tank body is provided with a convex edge, the top end of the tank body is provided with a sealing plate, a plurality of fixing bolts penetrate through the sealing plate and the convex edge and are tightly connected with nuts, a handle is welded on the sealing plate, a joint is arranged on the sealing plate, an external connecting pipe is arranged at the upper end of the joint, the lower end of the joint is provided with an inner extension pipe, the sealing plate is fixedly connected with a motor, a main shaft of the motor extends downwards into the tank body, the main shaft of motor is fixedly connected with the barrel, has a plurality of through-holes on the lateral wall of barrel, and inside the extension pipe extended to the barrel, fixedly connected with ring body on the outer wall of barrel has the stirring rake on the outer wall of ring body.

Preferably, the device further comprises a probe fixedly connected to the sealing plate, and the probe extends to the inside of the tank body.

Preferably, a hose is plugged onto the outer connecting tube, and the hose is connected to a vacuum pump.

Preferably, a jacket is arranged in the side wall of the tank body, and a water inlet pipe and a water outlet pipe are respectively connected to the jacket.

Preferably, a sealing ring is arranged between the convex edge and the sealing plate in a cushioning mode.

The utility model provides a reaction kettle for preparing a medical slow-release material. This technical scheme has carried out closed improvement to reation kettle's major structure, has optimized rabbling mechanism on this basis. Specifically, the open top structure is abandoned, the sealing plate is adopted to seal the top end of the tank body, the sealing plate and the tank body are fixed by bolts, and the sealing plate and the tank body are kept sealed by the sealing ring; be provided with the joint on the shrouding, connect and be equipped with outer connecting pipe and interior extension pipe inside and outside respectively, wherein outer connecting pipe can be connected to the vacuum pump to found negative pressure environment, and interior extension pipe then keeps at the internal barrel center of jar, thereby avoids interior extension pipe to block rabbling mechanism's problem. In addition, the utility model adopts the cylinder body with the through hole as the basic stirring mechanism, and the shearing force generated by the edge of the through hole to the material liquid in a rotating state is utilized to ensure the stirring effect of the utility model to the viscous material liquid. The utility model has reasonable structure and outstanding technical advantages.

Drawings

FIG. 1 is a perspective view of the present invention in an assembled state as a whole

FIG. 2 is a perspective view of the present invention in an entirely disassembled state;

FIG. 3 is a perspective view of the barrel, inner extension tube, etc. of the present invention;

in the figure:

1. tank body 2, convex edge 3, sealing plate 4 and fixing bolt

5. Handle 6, joint 7, outer connecting pipe 8 and inner extension pipe

9. Motor 10, barrel 11, ring body 12 and stirring paddle

13. A probe.

Detailed Description

Hereinafter, specific embodiments of the present invention will be described in detail. Well-known structures or functions may not be described in detail in the following embodiments in order to avoid unnecessarily obscuring the details. Approximating language, as used herein in the following examples, may be applied to identify quantitative representations that could permissibly vary in number without resulting in a change in the basic function. Unless defined otherwise, technical and scientific terms used in the following examples have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.

Example 1

A reaction kettle for preparing medical slow-release materials is shown in figures 1-3 and comprises a tank body 1, a convex edge 2, a sealing plate 3, fixing bolts 4, a handle 5, a connector 6, an outer connecting pipe 7, an inner extending pipe 8, a motor 9, a cylinder body 10, a ring body 11 and a stirring paddle 12, wherein the convex edge 2 is arranged at the top end edge of the tank body 1, the sealing plate 3 is arranged at the top end of the tank body 1, the fixing bolts 4 are arranged in a plurality, the fixing bolts 4 penetrate through the sealing plate 3 and the convex edge 2 and are fixedly connected with nuts, the handle 5 is welded on the sealing plate 3, the connector 6 is arranged on the sealing plate 3, the outer connecting pipe 7 is arranged at the upper end of the connector 6, the inner extending pipe 8 is arranged at the lower end of the connector 6, the motor 9 is fixedly connected on the sealing plate 3, a main shaft of the motor 9 extends downwards into the tank body 1, the cylinder body 10 is fixedly connected to the main shaft of the motor 9, and a plurality of through holes are formed in the side wall of the cylinder body 10, the inner extension pipe 8 extends into the cylinder 10, a ring body 11 is fixedly connected to the outer wall of the cylinder 10, and a stirring paddle 12 is arranged on the outer wall of the ring body 11.

Example 2

A reaction kettle for preparing medical slow-release materials is shown in figures 1-3 and comprises a tank body 1, a convex edge 2, a sealing plate 3, fixing bolts 4, a handle 5, a connector 6, an outer connecting pipe 7, an inner extending pipe 8, a motor 9, a cylinder body 10, a ring body 11 and a stirring paddle 12, wherein the convex edge 2 is arranged at the top end edge of the tank body 1, the sealing plate 3 is arranged at the top end of the tank body 1, the fixing bolts 4 are arranged in a plurality, the fixing bolts 4 penetrate through the sealing plate 3 and the convex edge 2 and are fixedly connected with nuts, the handle 5 is welded on the sealing plate 3, the connector 6 is arranged on the sealing plate 3, the outer connecting pipe 7 is arranged at the upper end of the connector 6, the inner extending pipe 8 is arranged at the lower end of the connector 6, the motor 9 is fixedly connected on the sealing plate 3, a main shaft of the motor 9 extends downwards into the tank body 1, the cylinder body 10 is fixedly connected to the main shaft of the motor 9, and a plurality of through holes are formed in the side wall of the cylinder body 10, the inner extension pipe 8 extends into the cylinder 10, a ring body 11 is fixedly connected to the outer wall of the cylinder 10, and a stirring paddle 12 is arranged on the outer wall of the ring body 11. Meanwhile, the device also comprises a probe 13, wherein the probe 13 is fixedly connected to the closing plate 3, and the probe 13 extends to the inside of the tank body 1. A hose is plugged onto the outer connecting tube 7 and connected to a vacuum pump. The side wall of the tank body 1 is provided with a jacket, and the jacket is connected with a water inlet pipe and a water outlet pipe respectively. A sealing ring is arranged between the convex edge 2 and the closing plate 3 in a cushioning way.

The embodiments of the present invention have been described in detail, but the description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model. Any modification, equivalent replacement, and improvement made within the scope of the application of the present invention should be included in the protection scope of the present invention.

Claims

1. A reation kettle for preparing medical slowly-releasing material, characterized by including a jar body (1), chimb (2), shrouding (3), fixing bolt (4), handle (5), connect (6), outer connecting pipe (7), interior extension pipe (8), motor (9), barrel (10), ring body (11), stirring rake (12), wherein, the top edge at jar body (1) has chimb (2), shrouding (3) have on the top of jar body (1), fixing bolt (4) have a plurality ofly, fixing bolt (4) run through shrouding (3) and chimb (2) and with nut fastening connection, handle (5) have been welded on shrouding (3), have joint (6) on shrouding (3), outer connecting pipe (7) have in the upper end of joint (6), lower extreme at interior extension pipe (8) of joint (6), fixedly connected with motor (9) on shrouding (3), the main shaft downwardly extending of motor (9) to jar in body (1), fixedly connected with barrel (10) on the main shaft of motor (9), have a plurality of through-holes on the lateral wall of barrel (10), inside extension pipe (8) extended to barrel (10), fixedly connected with ring body (11) on the outer wall of barrel (10), stirring rake (12) have on the outer wall of ring body (11).

2. The reaction kettle for preparing the medical slow-release material as claimed in claim 1, further comprising a probe (13), wherein the probe (13) is fixedly connected to the closing plate (3), and the probe (13) extends to the inside of the tank body (1).

3. The reaction kettle for preparing medical slow-release material according to claim 1, wherein a hose is inserted on the outer connecting pipe (7), and the hose is connected to a vacuum pump.

4. The reaction kettle for preparing the medical slow-release material as claimed in claim 1, wherein a jacket is arranged in the side wall of the tank body (1), and a water inlet pipe and a water outlet pipe are respectively connected to the jacket.

5. The reaction kettle for preparing the medical slow release material as claimed in claim 1, wherein a sealing ring is arranged between the convex edge (2) and the sealing plate (3).