CN215250759U

CN215250759U - Fermentation cylinder stirring subassembly

Info

Publication number: CN215250759U
Application number: CN202121421266.5U
Authority: CN
Inventors: 陈映
Original assignee: Nanjiang Wanshikang Biotechnology Co ltd
Current assignee: Nanjiang Wanshikang Biotechnology Co ltd
Priority date: 2021-06-24
Filing date: 2021-06-24
Publication date: 2021-12-21
Anticipated expiration: 2031-06-24

Abstract

The utility model discloses a fermentation cylinder stirring subassembly, including the bracing piece frame, the top fixedly connected with backup pad of bracing piece frame, motor and reduction gear are installed in proper order to the upper surface of backup pad, the lower surface of backup pad just is located the position fixedly connected with steel sheet frame of reduction gear below, the output shaft of reduction gear runs through the backup pad and extends to the inside of steel sheet frame. The utility model discloses in, through the first spiral shell area and the second spiral shell area that set up reduce with jar in between the object area of contact, thereby reduce the resistance that the spiral shell area received, thereby can the load of greatly reduced motor, stir more smoothly, and can fully contact with jar interior object through two first spiral shell areas and two second spiral shell areas that set up, thereby improve the effect of stirring greatly, make the stirring more even, and can scrape the material on the internal wall of jar through the scraper blade that sets up, avoid the adhesion on jar body, and then influence stirring effect.

Description

Fermentation cylinder stirring subassembly

Technical Field

The utility model relates to a fermentation cylinder technical field especially relates to a fermentation cylinder stirring subassembly.

Background

Fermenter, referred to as industrialA device for microbial fermentation. The main body is a main cylinder made of stainless steel plate and has a volume of 1m³To several hundred meters³. The structure is strict and reasonable in design and processing. At present, microbial fermentation is widely applied to various industries such as chemical industry, medicine, food and the like. The seed tank and the main fermentation tank are key equipment in the production process, and are generally constant-speed mechanical stirring containers, because microorganisms are very sensitive to shearing force generated by stirring, the stirring speed is controlled strictly and cannot be too high;

now relate to a fermentation cylinder stirring subassembly, current agitating unit stirring mode is single, mostly all stirs through installation stirring leaf on the (mixing) shaft, but stir through stirring leaf and can increase the resistance between the object in stirring leaf and the jar for the load of motor increases, receives the damage easily, and can not guarantee that the nutrient solution in the fermentation jar distributes evenly, is unsuitable extensive popularization and popularization.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a fermentation tank stirring component.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a fermentation tank stirring assembly comprises a supporting rod frame, wherein a supporting plate is fixedly connected to the top end of the supporting rod frame, a motor and a speed reducer are sequentially installed on the upper surface of the supporting plate, a steel plate frame is fixedly connected to the position, below the speed reducer, of the lower surface of the supporting plate, an output shaft of the speed reducer penetrates through the supporting plate and extends into the steel plate frame, a rotating shaft is rotatably connected to the inside of the steel plate frame, a mechanical seal is fixedly connected to the bottom end of the rotating shaft, a stirring shaft is fixedly connected to the bottom end of the mechanical seal, two first spiral bands and two second spiral bands are respectively and symmetrically sleeved on the outer portion of the stirring shaft, a first connecting rod is fixedly connected to the outer surface of each first spiral band, a second connecting rod is fixedly connected to the outer surface of each second spiral band, and a third connecting rod is fixedly connected to one end, far away from the stirring shaft, of each second connecting rod, the other end of the third connecting rod is fixedly connected with a scraper.

Furthermore, a first coupling is arranged between an output shaft of the motor and an input shaft of the speed reducer.

Furthermore, the bottom of the steel plate rack is fixedly connected with a flange bottom cover.

Further, two second spiral bands are positioned inside the two first spiral bands.

Furthermore, the top ends of the two second spiral bands and the top ends of the two first spiral bands are located on the same horizontal plane, and the outer surfaces of the second spiral bands are fixedly connected with the outer surface of the first connecting rod.

Furthermore, one end of each of the first connecting rod and the second connecting rod is detachably connected with the outer surface of the stirring shaft.

Furthermore, the two sides of the outer surface of the stirring shaft and the positions close to the bottom end are symmetrically and fixedly connected with stirring blades.

Furthermore, the outer surface of the bottom end of the stirring shaft is sleeved with a bottom bearing in a rotating connection mode.

Furthermore, a second coupling is arranged between the top end of the rotating shaft and the bottom end of the output shaft of the speed reducer.

Furthermore, a plurality of reinforcing rods are fixedly connected inside the supporting rod frame.

The utility model has the advantages that:

the utility model discloses when using, this fermentation cylinder stirring subassembly, first spiral shell area and second spiral shell area through setting up have reduced with jar in between the object area of contact, thereby reduce the resistance that the spiral shell area received, thereby can the load of greatly reduced motor, stir more smoothly, and can fully contact with jar in the object through two first spiral shell areas and two second spiral shell areas that set up, thereby improve the effect of stirring greatly, make to stir more evenly, and can scrape the material on the internal wall of jar through the scraper blade that sets up, avoid the adhesion on the jar body, and then influence stirring effect.

Drawings

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

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

fig. 3 is a schematic view of the internal structure of the support rod rack of the present invention.

Illustration of the drawings:

1. a motor; 2. a first coupling; 3. a speed reducer; 4. a support bar frame; 5. a second coupling; 6. a steel plate frame; 7. mechanical sealing; 8. a flange bottom cover; 9. a stirring shaft; 10. a first ribbon; 11. stirring blades; 12. a bottom bearing; 13. a squeegee; 14. a support plate; 15. a rotating shaft; 16. a second helical ribbon; 17. a first connecting rod; 18. a second connecting rod; 19. a third connecting rod; 20. a reinforcing rod.

Detailed Description

Fig. 1 to 3 show that, a fermentation tank stirring assembly is related to, which comprises a support rod frame 4, a support plate 14 is fixedly connected to the top end of the support rod frame 4, a motor 1 and a speed reducer 3 are sequentially installed on the upper surface of the support plate 14, a steel plate frame 6 is fixedly connected to the lower surface of the support plate 14 and located below the speed reducer 3, an output shaft of the speed reducer 3 penetrates through the support plate 14 and extends to the inside of the steel plate frame 6, a rotating shaft 15 is rotatably connected to the inside of the steel plate frame 6, a mechanical seal 7 is fixedly connected to the bottom end of the rotating shaft 15, a stirring shaft 9 is fixedly connected to the bottom end of the mechanical seal 7, two first spiral bands 10 and two second spiral bands 16 are respectively and symmetrically sleeved on the outside of the stirring shaft 9, a first connecting rod 17 is fixedly connected to the outer surface of the first spiral band 10, a second connecting rod 18 is fixedly connected to the outer surface of the second spiral band 16, and a third connecting rod 19 is fixedly connected to the end of the second connecting rod 18 far away from the stirring shaft 9, the other end of the third connecting rod 19 is fixedly connected with a scraper 13.

When the fermentation tank stirring component is used, the motor 1 rotates to drive the speed reducer 3 to operate through the first coupler 2, the speed reducer 3 operates to drive the stirring shaft 9 to rotate through the second coupler 5 and the rotating shaft 15, so as to drive the two first helical bands 10 and the two second helical bands 16 to rotate, the contact area between the two first helical bands 10 and the two second helical bands 16 arranged in the tank is reduced, so as to reduce the resistance force on the helical bands, thereby greatly reducing the load of the motor 1, the stirring is smoother, and the two first helical bands 10 and the two second helical bands 16 arranged in the tank can be fully contacted with the objects in the tank, thereby greatly improving the stirring effect, enabling the stirring to be more uniform, the material at the bottom of the tank body can be stirred through the stirring blades 11 at the bottom, avoiding the situation that the material accumulated at the bottom can not be stirred, thereby further increasing the stirring effect, and the scraper 13 through setting up can scrape off the material on the internal wall of jar, avoids the adhesion on the jar body, and then influences the stirring effect.

In a further scheme, a first coupling 2 is arranged between an output shaft of the motor 1 and an input shaft of the speed reducer 3, the motor 1 is connected with the speed reducer 3 conveniently through the first coupling 2, and the motor is convenient to detach and maintain.

In a further scheme, a flange bottom cover 8 is fixedly connected to the bottom of the steel plate frame 6, and the flange bottom cover 8 is used for facilitating the installation of the steel plate frame 6 on the top of the fermentation tank.

In a further embodiment, the two second bands 16 are located inside the two first bands 10, so as to increase the contact area with the material, thereby improving the stirring effect.

In a further aspect, the top ends of the two second spiral bands 16 and the top ends of the two first spiral bands 10 are located at the same horizontal plane, and the outer surface of the second spiral band 16 is fixedly connected to the outer surface of the first connecting rod 17, so that the top end of the second spiral band 16 can be supported by the first connecting rod 17, thereby increasing the stability of the second spiral band 16.

In a further scheme, one end of each of the first connecting rod 17 and the second connecting rod 18 is detachably connected to the outer surface of the stirring shaft 9, so that the installation and maintenance are facilitated.

In the further scheme, the surface both sides of (mixing) shaft 9 and the position symmetry fixedly connected with stirring leaf 11 that is close to the bottom can stir the material of jar body bottom through the stirring leaf 11 of bottom, avoids piling up the unable circumstances of stirring of material in the bottom to further increase stirring effect.

In a further scheme, the outer surface of the bottom end of the stirring shaft 9 is sleeved with a bottom bearing 12 in a rotating connection mode, and the bottom bearing 12 is connected with the bottom of the fermentation tank conveniently, so that the stability of the stirring shaft 9 is improved.

In a further scheme, a second coupling 5 is arranged between the top end of the rotating shaft 15 and the bottom end of the output shaft of the speed reducer 3, and the top end of the rotating shaft 15 is connected with the output shaft of the speed reducer 3 conveniently through the second coupling 5.

In a further aspect, a plurality of reinforcing rods 20 are fixedly connected to the inside of the supporting rod frame 4, and the reinforcing rods 20 are used for increasing the strength of the supporting rod frame 4.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a fermentation cylinder stirring subassembly, includes bracing piece frame (4), its characterized in that: the top end of the support rod frame (4) is fixedly connected with a support plate (14), the upper surface of the support plate (14) is sequentially provided with a motor (1) and a speed reducer (3), the lower surface of the support plate (14) is fixedly connected with a steel plate frame (6) below the speed reducer (3), an output shaft of the speed reducer (3) penetrates through the support plate (14) and extends to the inside of the steel plate frame (6), a rotating shaft (15) is rotatably connected to the inside of the steel plate frame (6), a mechanical seal (7) is fixedly connected to the bottom end of the rotating shaft (15), a stirring shaft (9) is fixedly connected to the bottom end of the mechanical seal (7), two first spiral bands (10) and two second spiral bands (16) are symmetrically sleeved on the outside of the stirring shaft (9) respectively, and a first connecting rod (17) is fixedly connected to the outer surface of the first spiral bands (10), the outer surface of the second spiral belt (16) is fixedly connected with a second connecting rod (18), one end, far away from the stirring shaft (9), of the second connecting rod (18) is fixedly connected with a third connecting rod (19), and the other end of the third connecting rod (19) is fixedly connected with a scraper (13).

2. The fermenter agitator assembly of claim 1, wherein: a first coupling (2) is arranged between an output shaft of the motor (1) and an input shaft of the speed reducer (3).

3. The fermenter agitator assembly of claim 1, wherein: and the bottom of the steel plate rack (6) is fixedly connected with a flange bottom cover (8).

4. The fermenter agitator assembly of claim 1, wherein: the two second spiral bands (16) are located inside the two first spiral bands (10).

5. The fermenter agitator assembly of claim 1, wherein: the top ends of the two second spiral bands (16) and the top ends of the two first spiral bands (10) are positioned on the same horizontal plane, and the outer surfaces of the second spiral bands (16) are fixedly connected with the outer surface of a first connecting rod (17).

6. The fermenter agitator assembly of claim 1, wherein: one end of each of the first connecting rod (17) and the second connecting rod (18) is detachably connected with the outer surface of the stirring shaft (9).

7. The fermenter agitator assembly of claim 1, wherein: and stirring blades (11) are symmetrically and fixedly connected to the two sides of the outer surface of the stirring shaft (9) and close to the bottom end.

8. The fermenter agitator assembly of claim 1, wherein: the outer surface of the bottom end of the stirring shaft (9) is sleeved with a bottom bearing (12) in a rotating connection mode.

9. The fermenter agitator assembly of claim 1, wherein: and a second coupling (5) is arranged between the top end of the rotating shaft (15) and the bottom end of the output shaft of the speed reducer (3).

10. The fermenter agitator assembly of claim 1, wherein: the interior of the support rod frame (4) is fixedly connected with a plurality of reinforcing rods (20).