CN214716602U

CN214716602U - Reaction kettle

Info

Publication number: CN214716602U
Application number: CN202120484731.3U
Authority: CN
Inventors: 唐家邓; 王小梅; 唐家闰; 王金刚
Original assignee: Shanghai Famo Biotechnology Co ltd
Current assignee: Shanghai Famo Biotechnology Co ltd
Priority date: 2021-03-06
Filing date: 2021-03-06
Publication date: 2021-11-16
Anticipated expiration: 2031-03-06

Abstract

The utility model discloses a reaction kettle relates to medicine preparation technical field, which comprises a tank body, cover and agitating unit, agitating unit includes the (mixing) shaft of being connected with jar body coaxial rotation and establishes being used for on the cover to drive (mixing) shaft pivoted agitator motor, be equipped with the stirring rake on the (mixing) shaft, the (mixing) shaft includes the center pin and the cover of establishing with agitator motor's the coaxial fixed connection of motor shaft and establishes the sleeve pipe in the center pin outside, a plurality of hydrojet mouths have been seted up on the sleeve pipe outer wall, be provided with a plurality of feed inlets on the cover, be provided with the liquid feed pipe that is arranged in going to the sleeve pipe and carry liquid in one of them feed inlet, it is connected with the transition cover to rotate on the sleeve pipe, liquid feed pipe and transition cover intercommunication, it has seted up a plurality of inlets around sleeve pipe axial interval to correspond the transition cover on the sleeve pipe. The transition sleeve is utilized to communicate the sleeve with the liquid feeding pipe, so that the liquid raw material is more fully contacted with the solid raw material after being dispersed by the sleeve, the reaction speed is higher, and the production efficiency is higher.

Description

Reaction kettle

Technical Field

The utility model relates to a medicine preparation technical field, more specifically say, it relates to a reation kettle.

Background

In the preparation process of biological medicines, a reaction kettle is often needed, the reaction kettle is a stainless steel container for carrying out physical or chemical reaction, and the heating, evaporation, cooling and low-speed mixing functions required by the process can be realized through the structural design and parameter configuration of the container.

The reaction kettle in the prior art mainly comprises a reaction kettle body, wherein a feed inlet is formed in the upper portion of the reaction kettle body, a discharge outlet is formed in the bottom of the reaction kettle body, a stirrer is arranged in the reaction kettle body and comprises a stirring shaft and a stirring paddle arranged on the stirring shaft, and the top end of the stirring shaft is connected with a stirring shaft driving device. The stirring shaft driving device drives the stirring shaft to rotate, so that the stirring paddle rotates around the axis of the stirring shaft, the medicament raw materials in the reaction kettle are stirred uninterruptedly, the raw materials are uniformly mixed, the chemical reaction speed is further promoted, and the production efficiency is improved.

However, when the reaction kettle is used for mixing solid and liquid, the liquid raw materials are poured into the reaction kettle body through the feeding hole at the top end of the reaction kettle body, and the falling points are concentrated, so that the solid raw materials and the liquid raw materials are not in sufficient contact, the reaction speed is low, and the production efficiency is low.

SUMMERY OF THE UTILITY MODEL

To current technical problem, the utility model provides a reation kettle is through dividing the (mixing) shaft into center pin and sleeve pipe to utilize the transition cover to make sleeve pipe and liquid delivery pipe intercommunication, thereby liquid raw materials is more abundant with the contact of solid starting material after the sleeve pipe dispersion, and reaction rate is faster, and production efficiency is higher.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a reaction kettle, includes a jar body, cover and agitating unit, agitating unit include with jar body coaxial rotation is connected the (mixing) shaft and set up be used for on the cover drive (mixing) shaft pivoted agitator motor, be provided with the stirring rake on the (mixing) shaft, the (mixing) shaft includes the center pin and the cover of establishing with agitator motor's the coaxial fixed connection of motor shaft and establishes the sleeve pipe in the center pin outside, a plurality of hydrojet mouths have been seted up on the sleeve pipe outer wall, be provided with a plurality of feed inlets on the cover, be provided with in one of them feed inlet and be used for the past carry liquid send liquid pipe of liquid in the sleeve pipe, it is connected with the transition cover to rotate on the sleeve pipe, send liquid pipe and transition cover intercommunication, it has seted up a plurality of inlets around sleeve pipe axial interval to correspond the transition cover on the sleeve pipe.

Through above-mentioned technical scheme, via the solid starting material of pouring into toward the internal of jar of feed inlet, liquid raw materials sends into the transition cover through sending liquid pipe, and the liquid raw materials in the transition cover gets into the sleeve pipe via the inlet again, and when agitator motor drive (mixing) shaft rotated, the sleeve pipe rotated along with the center pin, and the liquid raw materials in the sleeve pipe is spout from spouting the liquid mouth, and the (mixing) shaft drives the stirring rake simultaneously and rotates, stirs the mixture to the internal raw materials of jar. Liquid raw materials get into the jar body through the sleeve pipe dispersion, and is more abundant with solid raw materials's contact, and reaction rate is faster, and production efficiency is high, and because the more even of mixing, the impurity that the reaction produced is less, and the medicine quality is higher.

Furthermore, the sleeve pipe is fixed with the flange at the both ends of inlet, the flange is kept away from one side of inlet and all is provided with the bearing, the transition cover pass through the bearing with the sleeve pipe rotates to be connected, be provided with the sealing member between transition cover and the bearing.

Through above-mentioned technical scheme, because transition cover and conveying pipe fixed connection utilize the bearing to make transition cover and sleeve pipe rotate to be connected, when the sleeve pipe rotated along with the center pin, the transition cover remained static to the transition cover can not influence sheathed tube rotation. The flange and the sealing element are used for enhancing the sealing performance of the joint of the transition sleeve and the sleeve, and the leakage of liquid raw materials is reduced.

Furthermore, the liquid spraying port is arranged in a round table shape, and the inner diameter of the liquid spraying port is gradually increased in the direction away from the sleeve.

Through above-mentioned technical scheme, liquid raw materials can contact the solid raw materials of bigger area when spouting through the hydrojet mouth to accelerate reaction rate, improve production efficiency.

Furthermore, one end of the stirring shaft, which is far away from the stirring motor, is provided with a U-shaped auxiliary frame, the auxiliary frame comprises an inner side and a support frame fixedly connected with the central shaft and an auxiliary sleeve which is sleeved outside the support frame and communicated with the sleeve, and the outer wall of the auxiliary sleeve is also provided with a plurality of liquid spraying ports.

Through above-mentioned technical scheme, the (mixing) shaft drives the auxiliary frame and rotates, and the auxiliary frame stirs jar internal raw materials for the raw materials mixes more fully, and the liquid raw materials in the sleeve pipe flows into the auxiliary cover, and the auxiliary frame rotates the in-process, and the liquid raw materials in the auxiliary cover spouts into jar body, makes the contact of liquid raw materials and solid raw materials more abundant, improves production efficiency.

Furthermore, reinforcing rods are connected between the two ends of the opening of the auxiliary frame and the stirring shaft.

Through above-mentioned technical scheme, utilize the structural strength of stiffener reinforcing auxiliary frame, reduce the bending deformation that takes place among the auxiliary frame stirring raw materials process, prolong the life of equipment.

Furthermore, a sealing cover is clamped at the feed inlet.

Through above-mentioned technical scheme, utilize sealed lid to reduce the raw materials of the excessive jar body of effluvium in the stirring process, reduce the waste of raw materials to keep operational environment's clean and tidy. The sealing cover is clamped at the feed inlet, so that the sealing cover is convenient to disassemble and assemble.

Furthermore, a liquid feeding pump is arranged on the liquid feeding pipe.

Through above-mentioned technical scheme, utilize the kinetic energy that send the liquid pump to increase liquid feedstock, when liquid feedstock spouts from the hydrojet mouth, can spout longer distance, contact more solid raw materials, and then improve production efficiency.

Furthermore, a conical material blocking sleeve is arranged on one side, close to the stirring motor, of the transition sleeve of the stirring shaft, and the inner diameter of the lower end of the material blocking sleeve is larger than the outer diameter of the transition sleeve.

Through above-mentioned technical scheme, utilize to keep off the material cover and carry out the water conservancy diversion to the solid starting material of pouring into the jar body through the feed inlet, reduce the solid starting material on transition cover top, reduce the waste of raw materials. Moreover, the stirring device is beneficial to dispersing solid raw materials, avoids stress concentration of the stirring paddle and the auxiliary frame, and reduces deformation of the stirring paddle and the auxiliary frame.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the stirring shaft is divided into the central shaft and the sleeve, and the sleeve is communicated with the liquid feeding pipe by the transition sleeve, so that the liquid raw material is more fully contacted with the solid raw material after being dispersed by the sleeve, the reaction speed is higher, and the production efficiency is higher;

(2) the raw materials are stirred by arranging the U-shaped auxiliary frame, so that the acting area of the raw materials is increased, the raw materials are mixed more uniformly, and the production efficiency is improved;

(3) through setting up the striker plate, reduce the solid raw materials that falls on transition cover top, reduce the waste of raw materials to be favorable to dispersing solid raw materials, avoid stirring rake and auxiliary frame atress to concentrate, reduce the deformation of stirring rake and auxiliary frame.

Drawings

Fig. 1 is an overall schematic view of the present invention;

FIG. 2 is a schematic structural view of the stirring shaft and the auxiliary frame of the present invention;

FIG. 3 is a cross-sectional view of the stirring shaft and the auxiliary frame of the present invention;

fig. 4 is a cross-sectional view of the middle transition sleeve of the present invention.

Reference numerals: 1. a fixed mount; 2. a tank body; 3. a can lid; 4. a feed inlet; 5. a sealing cover; 6. a drive shaft; 7. a stirring device; 71. a stirring motor; 72. a stirring shaft; 721. a central shaft; 722. a sleeve; 73. a stirring paddle; 74. a liquid spraying port; 8. a transition sleeve; 9. a liquid inlet; 10. a flange; 11. a bearing; 12. a seal member; 13. a liquid delivery pipe; 14. a liquid feeding pump; 15. a material blocking sleeve; 16. an auxiliary frame; 161. a support frame; 162. an auxiliary sleeve; 17. a reinforcing rod.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

The utility model provides a reaction kettle, refers to fig. 1, including mount 1, installs cylindric jar body 2 in the mount 1, and jar body 2 one end opening, opening part sealing connection have a cover 3, are provided with a plurality of feed inlets 4 on the cover 3, and feed inlet 4 department joint has sealed lid 5, and in this embodiment, sealed lid 5 adopts the rubber buffer. Referring to fig. 2, the fixing frame 1 is provided with a stirring device 7, the stirring device 7 includes a stirring motor 71 fixed on the fixing frame 1, a motor shaft of the stirring motor 71 is coaxially fixed with a stirring shaft 72, one end of which extends into the tank body 2 through the tank cover 3, through a transmission shaft 6, the stirring shaft 72 is coaxially and rotatably connected with the tank cover 3, and one end of the stirring shaft 72 extending into the tank body 2 is fixed with a stirring paddle 73. The stirring shaft 72 is driven by the stirring motor 71 to rotate, the stirring shaft 72 drives the stirring paddle 73 to rotate, the raw materials in the tank body 2 are stirred and mixed, and the reaction speed of the raw materials is accelerated.

As shown in fig. 3, the stirring shaft 72 includes a central shaft 721 coaxially and fixedly connected with the motor shaft of the stirring motor 71 and a sleeve 722 sleeved outside the central shaft 721, a plurality of liquid spraying ports 74 are opened on the outer wall of the sleeve 722, the liquid spraying ports 74 are arranged in two groups, each group of liquid spraying ports 74 is uniformly distributed along the length direction of the sleeve 722, and the two groups of liquid spraying ports 74 are axially symmetrically arranged with respect to the sleeve 722. Each of the liquid ejecting ports 74 is formed in a circular truncated cone shape, and the inner diameter thereof gradually increases in a direction away from the sleeve 722.

As shown in fig. 4, a transition sleeve 8 is rotatably connected to the sleeve 722, and a plurality of liquid inlets 9 are axially spaced around the sleeve 722 corresponding to the transition sleeve 8 on the sleeve 722. In order to ensure the sealing performance of the joint of the transition sleeve 8 and the sleeve 722, flanges 10 are fixed at both ends of the sleeve 722, which are located at the inlet 9, bearings 11 are arranged at both sides of the flanges 10, which are far away from the inlet 9, the transition sleeve 8 is rotatably connected with the sleeve 722 through the bearings 11, and a sealing member 12 is arranged between the transition sleeve 8 and the bearings 11. In this embodiment, the sealing member 12 is a rubber seal.

Referring to fig. 1, a liquid sending tube 13 for sending liquid into the sleeve 722 is fixed in one of the feeding ports 4, one end of the liquid sending tube 13 is fixedly connected with the transition sleeve 8 and is communicated with each other, and the other end of the liquid sending tube 13 extends out of the sealing cover 5 and is connected with a liquid sending pump 14, in this embodiment, the liquid sending pump 14 is a centrifugal pump. The liquid material is fed into the liquid feed pipe 13 by the liquid feed pump 14, and the liquid material in the liquid feed pipe 13 flows into the transition piece 8 and enters the sleeve 722 via the liquid inlet 9. When the sleeve 722 rotates with the central shaft 721, the liquid raw material in the sleeve 722 is uniformly sprayed into the tank 2 through the liquid spraying port 74 and contacts with the solid raw material in the tank 2, so that the contact between the liquid raw material and the solid raw material is more sufficient, the reaction speed is faster, and the production efficiency is higher.

The stirring shaft 72 is provided with a conical material blocking sleeve 15 on one side of the transition sleeve 8 close to the stirring motor 71, the inner diameter of the material blocking sleeve 15 is gradually increased from top to bottom, and the inner diameter of the lower end of the material blocking sleeve 15 is larger than the outer diameter of the transition sleeve 8. Thereby when pouring solid raw materials into from feed inlet 4 toward jar body 2, keep off material cover 15 and can play the water conservancy diversion effect to solid raw materials and disperse solid raw materials for solid raw materials distributes more evenly in jar body 2, and avoids solid raw materials to drop transition cover 8 tops and cause the waste of raw materials.

In order to improve the stirring and mixing efficiency of the reaction kettle, referring to fig. 2 and 3, a U-shaped auxiliary frame 16 is disposed at one end of the stirring shaft 72 away from the stirring motor 71, the auxiliary frame 16 includes a supporting frame 161 whose inner side is fixedly connected to the central shaft 721 and an auxiliary sleeve 162 which is sleeved outside the supporting frame 161 and is communicated with the sleeve 722, and the outer wall of the auxiliary sleeve 162 is also provided with a plurality of liquid spray ports 74. When the stirring shaft 72 is driven to rotate, the auxiliary frame 16 synchronously rotates to stir the raw materials around the stirring shaft 72, so that the stress range of the raw materials is enlarged, and the stirring and mixing efficiency of the raw materials is improved. Reinforcing rods 17 are connected between the two open ends of the auxiliary frame 16 and the stirring shaft 72, the reinforcing rods 17 are used for enhancing the structural strength of the auxiliary frame 16, and the possibility of stress deformation of the auxiliary frame 16 is reduced.

The working principle and the beneficial effects of the embodiment are as follows:

the sealing cover 5 is opened, solid raw materials are poured into the tank body 2 through the feeding hole 4, the stirring motor 71 is started again, and the solid raw materials on the material blocking sleeve 15 are thrown off. At the same time, liquid material is fed into the liquid feed pipe 13 by the liquid feed pump 14, and enters the transition piece 8 and enters the sleeve 722 and the auxiliary piece 162 through the liquid inlet 9. The stirring motor 71 drives the central shaft 721 and the supporting frame 161 to rotate, the central shaft 721 and the supporting frame 161 drive the sleeve 722, the auxiliary sleeve 162 and the stirring paddle 73 to rotate, and the liquid raw materials in the sleeve 722 and the auxiliary sleeve 162 are ejected out through the liquid ejecting port 74, so that the liquid raw materials are more fully contacted with the solid raw materials in the tank body 2, the reaction speed is higher, and the production efficiency of the reaction kettle is higher.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A reaction kettle comprises a tank body (2), a tank cover (3) and a stirring device (7), wherein the stirring device (7) comprises a stirring shaft (72) which is coaxially and rotatably connected with the tank body (2) and a stirring motor (71) which is arranged on the tank cover (3) and used for driving the stirring shaft (72) to rotate, the stirring shaft (72) is provided with a stirring paddle (73), the reaction kettle is characterized in that the stirring shaft (72) comprises a central shaft (721) which is coaxially and fixedly connected with a motor shaft of the stirring motor (71) and a sleeve (722) which is sleeved outside the central shaft (721), the outer wall of the sleeve (722) is provided with a plurality of liquid spraying ports (74), the tank cover (3) is provided with a plurality of feed ports (4), one of the feed ports (4) is provided with a liquid feeding pipe (13) which is used for conveying liquid into the sleeve (722), the sleeve (722) is rotatably connected with a transition sleeve (8), the liquid sending pipe (13) is communicated with the transition sleeve (8), and a plurality of liquid inlets (9) are axially arranged on the sleeve (722) at intervals corresponding to the transition sleeve (8) around the sleeve (722).

2. The reaction kettle according to claim 1, wherein a flange (10) is fixed to both ends of the sleeve (722) at the liquid inlet (9), a bearing (11) is arranged on one side of the flange (10) far away from the liquid inlet (9), the transition sleeve (8) is rotatably connected with the sleeve (722) through the bearing (11), and a sealing member (12) is arranged between the transition sleeve (8) and the bearing (11).

3. The reactor according to claim 1, wherein the liquid jet (74) is disposed in a truncated cone shape, and has an inner diameter gradually increasing in a direction away from the sleeve (722).

4. The reaction kettle according to claim 1, wherein a U-shaped auxiliary frame (16) is disposed at one end of the stirring shaft (72) away from the stirring motor (71), the auxiliary frame (16) comprises a support frame (161) having an inner side fixedly connected to the central shaft (721) and an auxiliary sleeve (162) sleeved outside the support frame (161) and communicating with the sleeve (722), and the outer wall of the auxiliary sleeve (162) is also provided with a plurality of liquid injection ports (74).

5. The reactor according to claim 4, characterized in that a reinforcing bar (17) is connected between the two open ends of the auxiliary frame (16) and the stirring shaft (72).

6. The reactor according to claim 1, wherein a sealing cover (5) is clamped at the feed inlet (4).

7. The reactor according to claim 1, wherein a liquid sending pump (14) is provided on the liquid sending pipe (13).

8. The reaction kettle according to claim 1, wherein a conical material blocking sleeve (15) is arranged on one side of the transition sleeve (8) close to the stirring motor (71) of the stirring shaft (72), and the inner diameter of the lower end of the material blocking sleeve (15) is larger than the outer diameter of the transition sleeve (8).