CN-224199358-U - Fermentation cylinder is used in agricultural product deep processing

CN224199358UCN 224199358 UCN224199358 UCN 224199358UCN-224199358-U

Abstract

The utility model discloses a fermentation tank for deep processing of agricultural products, which comprises a fermentation tank body and a stirring aeration mechanism, wherein the fermentation tank body comprises a shell, an upper cover plate is installed on the shell in a detachable mode, the stirring aeration mechanism comprises a rotating shaft, the rotating shaft is rotatably connected to the upper cover plate in a penetrating mode, a combined stirring paddle is installed on the side wall of the rotating shaft, which is arranged in the shell, the combined stirring paddle comprises a turbine paddle and an anchor paddle, a ventilation groove is formed in the rotating shaft, and a gas distributor is fixedly connected to the bottom of the rotating shaft. According to the utility model, the combined stirring paddles are arranged, the rotation of the turbine paddles breaks bubbles together, the gas-liquid mass transfer efficiency is enhanced, the rotation of the anchor paddles eliminates the flow dead zone of high-viscosity materials, precipitation is prevented, oxygen is conveyed by a double oxygen supply mode of bottom microbubbles and axial jet flow and then contacts with the materials, and therefore, the mixing efficiency and dissolved oxygen uniformity are remarkably improved through the synergistic effect of the combined stirring paddles.

Inventors

FU YAOBIN
ZHANG YIXUAN
LIU JING

Assignees

江苏三分地生物科技有限公司

Dates

Publication Date: 20260505
Application Date: 20250411

Claims (10)

1. A fermenter for deep processing of agricultural products, comprising: The fermentation tank body comprises a shell, wherein an upper cover plate is detachably arranged on the shell; Stirring aeration mechanism, including the axis of rotation, the axis of rotation rotates with the mode that runs through to be connected on the upper cover plate, install combination stirring rake on the lateral wall in the casing is arranged in to the axis of rotation, combination stirring rake includes turbine rake and anchor oar, the ventilation slot has been seted up in the axis of rotation, the bottom fixedly connected with gas distributor of axis of rotation, gas distributor is linked together with the ventilation slot, install a plurality of atomizing nozzles on gas distributor's the bottom wallboard, a plurality of micropores have been seted up with equidistant mode from top to bottom on the lateral wall in the casing in the axis of rotation was arranged in to the axis of rotation.
2. The fermenter for deep processing of agricultural products according to claim 1, wherein the upper cover plate is provided with a feeding member, and the bottom of the housing is provided with a discharging member.
3. The fermenter for deep processing of agricultural products according to claim 1, wherein a plurality of the turbine paddles are provided, and a plurality of the turbine paddles are fixedly coupled to a side wall of the rotating shaft in a pair-wise manner.
4. The fermenter for deep processing of agricultural products according to claim 3, wherein the anchor type paddles are disposed below the turbine paddles and fixedly connected to the side walls of the rotating shaft, and a plurality of crushing blades are fixedly connected to the front and rear side walls of the anchor type paddle cross bar.
5. The fermenter for deep processing of agricultural products according to claim 4, wherein a distance between the anchor type paddle and the inner side wall of the case is 3 to 5mm.
6. The fermenter for deep processing of agricultural products according to claim 1, wherein the gas distributor is provided in a tapered structure having a small opening at an upper end and a large opening at a lower end, and an outer diameter of the upper end of the gas distributor is identical to an outer diameter of the rotation shaft.
7. The fermenter for deep processing of agricultural products according to claim 1, wherein the same cross section of the rotating shaft provided with the micro-holes is provided with a plurality of micro-holes, the micro-holes are arranged in a downward inclined manner from the inner side wall to the outer side wall of the rotating shaft, and an included angle between the micro-holes and the central axis of the rotating shaft is 30-45 degrees.
8. The fermenter for deep processing of agricultural products according to claim 1, wherein the rotation shaft is provided with a plurality of air intake holes disposed on a side wall above the upper cover plate in an equidistant manner, and the plurality of air intake holes are all communicated with the air vent.
9. The fermenter for deep processing of agricultural products according to claim 8, wherein a gas transmission ring is rotatably connected to the side wall of the rotation shaft at the outer sides of the plurality of gas inlet holes, and the gas transmission ring is hermetically arranged between the rotation shaft and the gas transmission ring.
10. The fermenter for deep processing of agricultural products according to claim 9, wherein a gas pipe is installed on a side wall of the gas pipe, and a regulating valve is installed on the gas pipe.

Description

Fermentation cylinder is used in agricultural product deep processing Technical Field The utility model belongs to the technical field of agricultural product processing, and particularly relates to a fermentation tank for agricultural product deep processing. Background The fermenter used in the deep processing of agricultural products is a key device mainly used for processing agricultural product raw materials into high added value products through the biological transformation effect of microorganisms or enzymes. The application is wide, and the food, beverage, biological energy source, medicine and other fields are covered. The aeration device used in the traditional fermentation tank has low oxygen transmission efficiency in deep or high-viscosity materials, bubbles are easy to coalesce, the dissolved oxygen concentration gradient is large, the metabolism of aerobic bacteria is limited, and the stirring efficiency of the traditional stirring device still has room for improvement. The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person of ordinary skill in the art. Disclosure of utility model The utility model aims to provide a fermentation tank for deep processing of agricultural products, which can solve the problems that an aeration device has low oxygen transmission efficiency and a stirring effect of a stirring device needs to be improved. In order to achieve the above object, a specific embodiment of the present utility model provides the following technical solution: a fermenter for deep processing of agricultural products, comprising: The fermentation cylinder body, including the casing, install the upper cover plate with the dismantled and assembled mode on the casing, the dismantled and assembled messenger through the upper cover plate is convenient for maintain and change casing internals. Stirring aeration mechanism, including the axis of rotation, the axis of rotation rotates with the mode that runs through to be connected on the upper cover plate, install combination formula stirring rake on arranging the lateral wall in the casing in the axis of rotation, alright drive combination formula stirring rake through the axis of rotation and rotate to stir the material in the casing through combination formula stirring rake, set up the stirring rake into combination formula, so that change traditional stirring rake and to the stirring mode of material, improved the stirring effect of stirring rake to the material. The combined stirring paddle comprises a turbine paddle and an anchor type paddle, wherein the turbine paddle generates high-speed radial flow when rotating, breaks bubble coalescence, enhances gas-liquid mass transfer efficiency, the anchor type paddle rotates at a low speed close to the tank wall, eliminates a flow dead zone of high-viscosity materials, prevents precipitation, and further remarkably improves mixing efficiency and dissolved oxygen uniformity through a synergistic effect through the combined stirring paddle. The gas distributor is characterized in that a vent groove is formed in the rotating shaft, a gas distributor is fixedly connected to the bottom of the rotating shaft and is communicated with the vent groove, a plurality of atomizing nozzles are mounted on a bottom wall plate of the gas distributor, gas for aeration is conveyed into the gas distributor through the vent groove, then the gas is conveyed to the bottom close to the shell through the atomizing nozzles, so that the gas flows upwards from the bottom of the shell, and the uniformity of dissolved oxygen during aeration is improved under the stirring action of the combined stirring paddle on materials. The rotating shaft is arranged on the side wall in the shell and provided with a plurality of micropores in an up-down equidistant mode, so that gas conveyed by the ventilation groove can be conveyed into materials through the micropores, and a double oxygen supply mode of bottom microbubbles and axial jet flow is formed through the atomizing nozzle and the micropores. In one or more embodiments of the present utility model, the upper cover plate is provided with a feeding member, and the bottom of the housing is provided with a discharging member. In one or more embodiments of the present utility model, the turbine paddles are provided in plurality, and the plurality of turbine paddles are fixedly connected to the side wall of the rotating shaft in a pair-wise manner. In one or more embodiments of the present utility model, the anchor paddle is disposed below the turbine paddle and is fixedly connected to a side wall of the rotating shaft, and a plurality of crushing cutters are fixedly connected to both front and rear side walls of the cross bar of the anchor paddle. In one or more embo