CN215328043U - Novel spiral and frame combination stirring fermentation cylinder - Google Patents

Abstract

The utility model provides a novel spiral and frame combined stirring fermentation tank, which has stronger mixing ingredient strength, increased gas-liquid phase mass transfer speed, uniform mixing of ingredients, difficult production and precipitation of the inner wall and improved fermentation efficiency. It includes a jar body, the top of the jar body is equipped with stirring driving motor, stirring driving motor's drive shaft runs through the top and the swivelling joint of the jar body, drive shaft upper portion is the screw rod, the lower part is the axle, the outside threaded connection of screw rod has the adapter sleeve, clean mechanism of fixedly connected with and spiral blade unit are sheathe in to the adapter sleeve, the outer end cover of pivot is equipped with fixed connection's bottom rabbling mechanism, bottom rabbling mechanism includes the first horizontal pole that top-down shortened gradually, second horizontal pole and third horizontal pole, first horizontal pole is connected respectively to crisscross two sets of helical blade, the both ends of second horizontal pole and third horizontal pole, be close to the wall body of jar body bottom and still install annular air distributor on one's body, be equipped with evenly distributed's fumarole along air distributor's surface.

Description

Novel spiral and frame combination stirring fermentation cylinder

Technical Field

The utility model relates to the technical field of erythromycin fermentation equipment, in particular to a novel spiral and frame type combined stirring fermentation tank.

Background

In the field of food fermentation, in addition to the traditional solid state fermentation process, a semi-solid state fermentation mode is adopted, namely ingredients in a certain solid-liquid ratio are mixed, a fermentation tank with a stirring device is used, and the purpose is to fully mix the ingredients for fermentation. The monascus is used as an aerobic bacterium, and when yellow wine lees which is a byproduct in the production process of fermenting yellow wine by using the monascus is used, dissolved oxygen mass transfer is a key difficulty. The conventional fermentation tank is a device used for carrying out microbial fermentation in industry, and is usually a stainless steel tank body, and a stirring device is arranged in the tank body, and the stirring device is mostly a stirring paddle connected with a stirring shaft and provided with stirring blades.

However, the traditional fermentation tank has the problems of insufficient mixing strength and slow gas-liquid phase mass transfer during stirring, so that the uneven mixing of ingredients is easily caused, and simultaneously, precipitates are easily generated on the inner side of the cylinder wall, the fermentation efficiency is reduced, and the fermentation tank cannot meet the actual conditions of mass transfer and mixing requirements of the fermentation process.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems that the mixing intensity is not enough, the gas-liquid interphase mass transfer is slow, the ingredients are mixed unevenly and precipitates are easily formed on the inner side of the cylinder wall when the existing fermentation tank is used, the utility model provides the novel spiral and frame type combined stirring fermentation tank, which has stronger mixing intensity, increased gas-liquid interphase mass transfer speed, capability of mixing the ingredients evenly, difficulty in producing precipitates on the inner wall and improved fermentation efficiency.

The technical scheme is as follows: the utility model provides a novel spiral and frame stirring fermentation cylinder, its includes a jar body, the top of jar body is equipped with stirring driving motor, stirring driving motor's drive shaft runs through the top of jar body and swivelling joint, its characterized in that: drive shaft upper portion is the screw rod, the lower part is glossy pivot, the outside threaded connection of screw rod has the adapter sleeve, at least one clean mechanism of fixedly connected with and a helical blade unit are put in the adapter sleeve, clean mechanism's clean end with the inner wall butt of the jar body, the outer end cover of pivot is equipped with fixed connection's bottom rabbling mechanism, bottom rabbling mechanism includes first horizontal pole, second horizontal pole and the third horizontal pole that top-down shortened gradually, and crisscross two sets of helical blade connect respectively the both ends of first horizontal pole, second horizontal pole and third horizontal pole are close to still install annular air distributor on one's body on the wall of jar body bottom, follow air distributor's surface is equipped with evenly distributed's fumarole.

It is further characterized in that: the cleaning mechanism comprises a piston outer tube fixedly connected with the connecting sleeve, one end of a piston rod extends into the piston outer tube to be connected in a sliding mode, and the other end of the piston rod is hinged with the brush head;

a limiting block is further arranged on the rod body of the piston rod extending out of one end of the piston outer tube, and a pressure spring is sleeved on the rod body of the piston rod between the limiting block and the piston outer tube;

the tank wall of the tank body comprises an external heat-insulating layer, a middle heating layer and an internal heat transfer layer, wherein the heating layer is a heating pipe spirally wound along the tank body;

the discharge gate of jar body lower extreme is connected horizontal row and is expected the storehouse, it arranges the material storehouse outside and is equipped with row material motor, arrange the motor shaft of material motor and stretch into arrange the inside and swivelling joint in storehouse, be equipped with fixed connection's helical conveying blade on arranging the motor shaft of material motor.

After the structure is adopted, the cleaning mechanism and the spiral blade unit are driven by the stirring motor to move up and down along the screw rod, so that the ingredients positioned at the upper part of the tank body in the tank body can be uniformly stirred, the ingredients adhered to the inner wall of the tank body can be cleaned, the ingredients are prevented from precipitating, and the ingredients at the bottom of the lower part of the tank body can be uniformly stirred and prevented from accumulating through the bottom stirring mechanism; and then the air is sprayed into the ingredients through the annular air distributor arranged at the bottom of the tank body, so that the thalli in the ingredients are fully mixed with the oxygen in the air, the uniform mixing of the gas and the fermentation liquor is met, the gas-liquid interphase mass transfer is accelerated, and the fermentation efficiency is improved.

Drawings

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

FIG. 2 is an enlarged view of the structure of FIG. 1 at A according to the present invention;

FIG. 3 is a schematic view of a portion of the structure of the present invention (with the air distributor removed);

in the figure: 1. a tank body; 11. a feed inlet; 12. a sampling port; 13. an air outlet; 14. a heat-insulating layer; 2. a stirring driving motor; 21. a drive shaft; 22. connecting sleeves; 23. a helical blade unit; 24. a piston outer sleeve; 241. a piston rod; 242. a bristle head; 243. a limiting block; 244. a pressure spring; 25. a bottom stirring mechanism; 251. a first cross bar; 252. a second cross bar; 253. a third cross bar; 254. a helical blade; 3. an air distributor; 4. a material discharging bin; 41. a discharging motor.

Detailed Description

As shown in figures 1 to 3, a novel spiral and frame type stirring fermentation tank comprises a tank body 1, wherein the top of the tank body 1 is respectively provided with a feed inlet 11, a sampling port 12 and an air outlet 13, the bottom of the tank body 1 is a discharge port, and a valve is arranged at the discharge port. In order to ensure the fermentation temperature of the ingredients, the tank wall of the tank body 1 comprises an external heat insulation layer 14, a middle heating layer 15 and an internal heat transfer layer 16, wherein the heating layer 15 is a heating pipe spirally wound along the tank body 1. During ingredient fermentation, the ingredients are heated to a proper temperature by a heating pipe and then are insulated by an insulating layer 14.

Still be equipped with stirring driving motor 2 on the top outer wall of jar body 1, stirring driving motor 2's drive shaft 21 runs through jar body 1's top and swivelling joint, the upper portion of this drive shaft 21 is the screw rod, the lower part is smooth pivot, the outside threaded connection of screw rod has adapter sleeve 22, fixedly connected with at least one clean mechanism and a spiral blade unit 23 on the adapter sleeve 22, specifically, this clean mechanism include with adapter sleeve 22 fixed connection's piston outer tube 24, the inside and sliding connection of piston outer tube 24 is stretched into to the one end of piston rod 241, the articulated brush head 242 of connecting of the other end of piston rod 241, brush head 242 and jar body 1 inner wall contact. Through the positive and negative beat of turning over of control stirring driving motor 2, drive adapter sleeve 22 and reciprocate along the screw rod to drive helical blade unit 23 with the batching stirring of jar internal portion 1, drive the batching sediment of brush head 242 with jar internal wall through piston rod 241 simultaneously and sweep, effectively avoid deposiing. In order to ensure the cleaning and stirring efficiency, two groups of cleaning mechanisms and spiral blade units 23 can be arranged, and the staggered cleaning mechanisms and spiral blade units 23 can ensure that the batching and stirring effect in the partial tank body on the tank body 1 and the cleaning effect of the tank wall are better.

Furthermore, a limit block 243 is further arranged on the rod body of the piston rod 241 extending out of one end of the piston outer tube 24, a pressure spring 244 is sleeved on the rod body of the piston rod 241 between the limit block 243 and the piston outer tube 24, and the piston rod 241 is reset when being retracted into the piston outer tube 24 through the arrangement of the pressure spring 244.

The outer end cover of pivot is equipped with fixed connection's bottom rabbling mechanism 25, can be with the batching stirring of jar body 1 back taper bottom through this bottom rabbling mechanism 25 to can prevent to deposit, and is specific, this bottom rabbling mechanism includes first horizontal pole 251, second horizontal pole 252 and the third horizontal pole 253 that top-down shortens gradually, and first horizontal pole 251, second horizontal pole 252 and third horizontal pole 253 pass through bearing housing fixed connection with the pivot respectively, and first horizontal pole 251, second horizontal pole 252 and the both ends of third horizontal pole 253 are connected respectively to crisscross two sets of helical blade 254. Through bottom rabbling mechanism 25 under the drive of stirring driving motor 2, can be with the batching stirring of the bottom of the jar body 1 back taper, can avoid deposiing simultaneously.

Still install annular air distributor 3 on being close to the wall body of jar body 1 bottom, air distributor 3 is connected with outside air feeder, follows air distributor 3's surface is equipped with evenly distributed's fumarole. Air is sprayed into the fermentation ingredients by the air distributor 3, so that the thalli in the ingredients are fully mixed with oxygen in the air, and the requirement of uniform mixing of the gas and the fermentation ingredients is met.

Further, horizontal row of material storehouse 4 is connected to the discharge gate of jar body 1 lower extreme, arranges that 4 outsides in material storehouse are equipped with row material motor 41, arranges that 4 inside and swivelling joint in material storehouse are stretched into to the motor shaft of row material motor 41, is equipped with fixed connection's spiral delivery blade on row material motor 41's the motor shaft. Through the setting of arranging material motor 41, conveniently discharge the batching after the fermentation.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (5)

1. The utility model provides a novel spiral and frame stirring fermentation cylinder, its includes a jar body, the top of jar body is equipped with stirring driving motor, stirring driving motor's drive shaft runs through the top of jar body and swivelling joint, its characterized in that: drive shaft upper portion is the screw rod, the lower part is glossy pivot, the outside threaded connection of screw rod has the adapter sleeve, at least one clean mechanism of fixedly connected with and a helical blade unit are put in the adapter sleeve, clean mechanism's clean end with the inner wall butt of the jar body, the outer end cover of pivot is equipped with fixed connection's bottom rabbling mechanism, bottom rabbling mechanism includes first horizontal pole, second horizontal pole and the third horizontal pole that top-down shortened gradually, and crisscross two sets of helical blade connect respectively the both ends of first horizontal pole, second horizontal pole and third horizontal pole are close to still install annular air distributor on one's body on the wall of jar body bottom, follow air distributor's surface is equipped with evenly distributed's fumarole.

2. The novel spiral and frame type stirring fermenter according to claim 1, wherein: the cleaning mechanism comprises a piston outer tube fixedly connected with the connecting sleeve, one end of a piston rod extends into the piston outer tube to be connected in a sliding mode, and the other end of the piston rod is hinged with the brush head.

3. The novel spiral and frame type stirred tank of claim 2, which is characterized in that: the rod body of the piston rod, which extends out of one end of the piston outer tube, is also provided with a limiting block, and a pressure spring is sleeved on the rod body of the piston rod between the limiting block and the piston outer tube.

4. The novel spiral and frame type stirred tank of claim 3, which is characterized in that: the jar wall of the jar body includes the zone of heating and the inside heat transfer layer of outside heat preservation, middle part, the zone of heating is for following the jar body is spiral helicine winding heating pipe.

5. The novel spiral and frame type stirred tank of claim 4, which is characterized in that: the discharge gate of jar body lower extreme is connected horizontal row and is expected the storehouse, it arranges the material storehouse outside and is equipped with row material motor, arrange the motor shaft of material motor and stretch into arrange the inside and swivelling joint in storehouse, be equipped with fixed connection's helical conveying blade on arranging the motor shaft of material motor.

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