CN216367454U

CN216367454U - Mixing stirring device for bio-pharmaceuticals

Info

Publication number: CN216367454U
Application number: CN202220563292.XU
Authority: CN
Inventors: 唐春晖; 付吉明; 李素英
Original assignee: SHANDONG TIANLI PHARMACEUTICAL CO Ltd
Current assignee: SHANDONG TIANLI PHARMACEUTICAL CO Ltd
Priority date: 2022-03-16
Filing date: 2022-03-16
Publication date: 2022-04-26
Anticipated expiration: 2032-03-16

Abstract

The utility model discloses a mixing and stirring device for bio-pharmaceuticals, which belongs to the technical field of mixing and stirring equipment and comprises a mixing barrel, wherein a vertically arranged rotary drum is arranged in an inner cavity of the mixing barrel, and a cavity penetrating through the rotary drum is arranged in the rotary drum; the rotary drum sequentially comprises a driving part, a backflow part and a stirring part from top to bottom, and an annular spoiler is fixedly connected to the inner side of the joint of the backflow part and the driving part; the reflux part is provided with a plurality of reflux holes, and the outer surface of the stirring part is fixedly connected with a plurality of stirring blades; and a lifting screw rod which is coaxially arranged with the rotary drum is arranged in the rotary drum and penetrates through the spoiler. The mixing and stirring device for the bio-pharmaceuticals, provided by the utility model, can be used for synchronously performing circulating flow and stirring of materials, realizing uniform mixing of the materials and solving the problem of unsatisfactory stirring effect of the materials due to poor fluidity.

Description

Mixing stirring device for bio-pharmaceuticals

Technical Field

The utility model relates to a mixing and stirring device for bio-pharmaceuticals, and belongs to the technical field of mixing and stirring equipment.

Background

In the biological reaction process, certain temperature, pressure, pH and reactant concentration need to be maintained, and the device has good heat transfer, mass transfer and mixing performance so as to provide proper environmental conditions and ensure the smooth progress of the biological reaction.

The existing mixing and stirring device generally comprises a stirring shaft and a stirring paddle on the stirring shaft, wherein the stirring paddle is provided with a blade, so that the stirring and mixing of reactants are realized. However, for the materials in the vertical container, especially under the practical working conditions that the material flowability is poor and the material is limited by gravity, the uniform stirring effect of the materials is not ideal.

In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the circulating flow and the stirring of materials can be synchronously carried out, so that the uniform mixing of the materials is realized, and the problem of unsatisfactory stirring effect of the materials due to poor fluidity is solved.

In order to solve the technical problems, the utility model adopts the following technical scheme:

a mixing and stirring device for bio-pharmaceuticals comprises a mixing barrel, wherein a vertically arranged rotary drum is arranged in an inner cavity of the mixing barrel, and a cavity penetrating through the rotary drum is arranged in the rotary drum; the rotary drum sequentially comprises a driving part, a backflow part and a stirring part from top to bottom, and an annular spoiler is fixedly connected to the inner side of the joint of the backflow part and the driving part; the reflux part is provided with a plurality of reflux holes, and the outer surface of the stirring part is fixedly connected with a plurality of stirring blades; and a lifting screw rod which is coaxially arranged with the rotary drum is arranged in the rotary drum and penetrates through the spoiler.

The utility model provides an optimize scheme, one side at mixing barrel top is equipped with the feed inlet, mixes the barrel bottom and is equipped with the discharge gate.

Furthermore, the backflow part is in a cone-shaped cylinder, the top end of the backflow part is a small-diameter end, the top end of the backflow part is fixedly connected with the bottom end of the driving part, the bottom end of the backflow part is a large-diameter end, and the bottom end of the backflow part is fixedly connected with the top end of the stirring part.

Further, the inner diameter of the driving part is smaller than that of the stirring part.

Furthermore, the upper part of the main body of the rotating drum is arranged in a main bearing seat in a penetrating mode, the main bearing seat is fixedly connected to the top of the inner cavity of the mixing cylinder body, and the main bearing seat supports the rotating drum in a rotating mode.

Further, a first driven wheel is assembled on the outer side of the top end of the rotary drum, and the first driven wheel and the first driving wheel are in chain transmission; the first drive wheel is fitted on an output shaft of the drive motor.

Furthermore, a second driven wheel is assembled at the top end of the lifting screw rod, the second driven wheel is positioned above the first driven wheel, and chain transmission is carried out between the second driven wheel and the second driving wheel; the second drive wheel is fitted on the output shaft of the drive motor.

Furthermore, a bearing is arranged between the outer wall of the lifting screw and the inner wall of the rotary drum, the number of the bearings is at least two, and the lifting screw and the rotary drum are rotatably connected through the bearing.

After the technical scheme is adopted, compared with the prior art, the utility model has the following advantages:

the driving motor synchronously drives the rotary drum and the lifting screw to rotate, the rotary drum drives the stirring blades to rotate, so that materials are stirred, the lifting screw rotates to lift the materials at the bottom of the inner cavity of the mixing barrel upwards, the materials flow back after passing through the backflow holes, the materials flow back to the bottom of the inner cavity of the mixing barrel, the circulation of the materials is realized, the circulation flow and the stirring of the materials are synchronously carried out, the uniform mixing and the stirring of the materials are realized, and the problem that the stirring effect of the materials is not ideal due to poor flowability can be solved.

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

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a structural sectional view of the drum of the present invention;

fig. 4 is an enlarged view at M in fig. 3.

In the figure, 1-mixing cylinder, 2-feeding inlet, 3-discharging outlet, 4-rotating cylinder, 401-driving part, 402-refluxing part, 403-stirring part, 5-stirring blade, 6-main bearing seat, 7-first driven wheel, 8-first driving wheel, 9-driving motor, 10-lifting screw, 11-bearing, 12-second driven wheel, 13-second driving wheel and 14-spoiler.

Detailed Description

In order to more clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will now be described with reference to the accompanying drawings.

Examples

As shown in fig. 1-4, the utility model provides a mixing and stirring device for bio-pharmaceuticals, which comprises a mixing cylinder 1, wherein a feed inlet 2 is arranged on one side of the top of the mixing cylinder 1, and a discharge outlet 3 is arranged at the bottom of the mixing cylinder 1.

A vertically arranged rotary drum 4 is arranged in the inner cavity of the mixing barrel 1, and a cavity penetrating through the rotary drum 4 is formed in the rotary drum 4; the drum 4 includes a driving portion 401, a reflux portion 402, and a stirring portion 403 in this order from top to bottom.

The backflow part 402 is in a conical cylinder shape, the top end of the backflow part 402 is a small-diameter end, the top end of the backflow part 402 is fixedly connected with the bottom end of the driving part 401, the bottom end of the backflow part 402 is a large-diameter end, and the bottom end of the backflow part 402 is fixedly connected with the top end of the stirring part 403.

Be equipped with a plurality of backward flow holes on backward flow portion 402, the backward flow hole is used for the material backward flow after will promoting to mix 1 inner chamber bottom of barrel.

An annular spoiler 14 is fixedly connected to the inner side of the joint of the backflow part 402 and the driving part 401, and the spoiler 14 is used for preventing the lifted materials from continuously flowing upwards and limiting the lifting height of the materials.

The inner diameter of the driving part 401 is smaller than that of the stirring part 403.

A plurality of stirring blades 5 are fixed to the outer surface of the stirring section 403.

The upper part of the main body of the rotating drum 4 is arranged in a main bearing seat 6 in a penetrating manner, the main bearing seat 6 is fixedly connected to the top of the inner cavity of the mixing cylinder body 1, and the main bearing seat 6 rotatably supports the rotating drum 4; a first driven wheel 7 is assembled on the outer side of the top end of the rotary drum 4, and the first driven wheel 7 and a first driving wheel 8 are in chain transmission; the first driving wheel 8 is assembled on an output shaft of a driving motor 9, and the driving motor 9 provides power for the rotary stirring of the rotating drum 4 and the stirring blades 5.

The inside of rotary drum 4 wears to be equipped with lifting screw 10, and lifting screw 10 runs through spoiler 14 and sets up, and the axis of lifting screw 10 is coaxial setting with the axis of rotary drum 4.

And bearings 11 are arranged between the outer wall of the lifting screw 10 and the inner wall of the rotary drum 4, the number of the bearings 11 is at least two, and the lifting screw 10 and the rotary drum 4 are rotatably connected through the bearings 11.

The top end of the lifting screw rod 10 is provided with a second driven wheel 12, the second driven wheel 12 is positioned above the first driven wheel 7, and the second driven wheel 12 and a second driving wheel 13 are in chain transmission; the second driving wheel 13 is fitted on an output shaft of the driving motor 9, and the driving motor 9 provides power for the rotational lifting of the lifting screw 10.

The specific working principle of the utility model is as follows:

materials to be mixed and stirred are led into the inner cavity of the mixing barrel body 1 from the feeding hole 2, the driving motor 9 is started, the driving motor 9 synchronously drives the rotary drum 4 and the lifting screw 10 to rotate, and the rotary drum 4 drives the stirring blades 5 to rotate, so that the materials are stirred; the lifting screw 10 rotates to lift the materials at the bottom of the inner cavity of the mixing barrel body 1 upwards, the materials flow back after passing through the backflow hole, the materials flow back to the bottom of the inner cavity of the mixing barrel body 1, the circulation of the materials is realized, the circulation flow and the stirring of the materials are carried out synchronously, and the uniform mixing and stirring of the materials are realized.

The foregoing is illustrative of the best mode of the utility model and details not described herein are within the common general knowledge of a person of ordinary skill in the art. The scope of the present invention is defined by the appended claims, and any equivalent modifications based on the technical teaching of the present invention are also within the scope of the present invention.

Claims

1. The utility model provides a mixing stirring device for bio-pharmaceuticals, includes mixes barrel (1), its characterized in that: a vertically arranged rotary drum (4) is arranged in the inner cavity of the mixing barrel (1), and a cavity penetrating through the rotary drum (4) is formed in the rotary drum (4); the rotary drum (4) sequentially comprises a driving part (401), a backflow part (402) and a stirring part (403) from top to bottom, and an annular spoiler (14) is fixedly connected to the inner side of the connection part of the backflow part (402) and the driving part (401); the reflux part (402) is provided with a plurality of reflux holes, and the outer surface of the stirring part (403) is fixedly connected with a plurality of stirring blades (5); the interior of the rotary drum (4) is provided with a lifting screw (10) which is coaxial with the rotary drum, and the lifting screw (10) penetrates through the spoiler (14).

2. A mixing and stirring device for biopharmaceuticals, as claimed in claim 1, wherein: one side at the top of the mixing cylinder body (1) is provided with a feeding hole (2), and the bottom of the mixing cylinder body (1) is provided with a discharging hole (3).

3. A mixing and stirring device for biopharmaceuticals, as claimed in claim 1, wherein: the backflow part (402) is in a conical cylinder shape, the top end of the backflow part (402) is a small-diameter end, the top end of the backflow part (402) is fixedly connected with the bottom end of the driving part (401), the bottom end of the backflow part (402) is a large-diameter end, and the bottom end of the backflow part (402) is fixedly connected with the top end of the stirring part (403).

4. A mixing and stirring device for biopharmaceuticals, as claimed in claim 1, wherein: the inner diameter of the driving part (401) is smaller than that of the stirring part (403).

5. A mixing and stirring device for biopharmaceuticals, as claimed in claim 1, wherein: the main body of rotary drum (4) top is worn to establish in main bearing seat (6), and main bearing seat (6) rigid coupling is in mixing barrel (1) inner chamber top, and main bearing seat (6) rotate rotary drum (4) and support.

6. A mixing and stirring device for biopharmaceuticals, as claimed in claim 1, wherein: a first driven wheel (7) is assembled on the outer side of the top end of the rotary drum (4), and the first driven wheel (7) and a first driving wheel (8) are in chain transmission; the first driving wheel (8) is assembled on an output shaft of the driving motor (9).

7. A mixing and stirring device for biopharmaceuticals, as claimed in claim 6, wherein: the top end of the lifting screw (10) is provided with a second driven wheel (12), the second driven wheel (12) is positioned above the first driven wheel (7), and the second driven wheel (12) and a second driving wheel (13) are in chain transmission; the second driving wheel (13) is assembled on the output shaft of the driving motor (9).

8. A mixing and stirring device for biopharmaceuticals, as claimed in claim 1, wherein: and bearings (11) are arranged between the outer wall of the lifting screw (10) and the inner wall of the rotary drum (4), the number of the bearings (11) is at least two, and the lifting screw (10) and the rotary drum (4) are rotatably connected through the bearings (11).