CN115608222A

CN115608222A - Vacuum emulsification device for dairy product production and emulsification process thereof

Info

Publication number: CN115608222A
Application number: CN202211648452.1A
Authority: CN
Inventors: 姚冉冉; 邵鲜
Original assignee: New Hope Shuangxi Dairy Suzhou Co ltd
Current assignee: New Hope Shuangxi Dairy Suzhou Co ltd
Priority date: 2022-12-21
Filing date: 2022-12-21
Publication date: 2023-01-17
Anticipated expiration: 2042-12-21
Also published as: CN115608222B

Abstract

The invention discloses a vacuum emulsification device for dairy product production and an emulsification process thereof, and relates to the technical field of dairy product production. According to the invention, by arranging the plurality of layers of rotating discs and sequentially reducing the diameters of the rotating discs from top to bottom, the dairy products and the additives can be impacted at different frequencies, and meanwhile, the materials which contain a small amount of additives and meet the particle size requirement can be guided into the next layer by filtering, and the collision frequency between the mixtures is increased due to the reduction of the diameter of the rotating disc of the next layer, so that the mixing quality is effectively improved and the quantity of solid matters in the mixture is reduced.

Description

Vacuum emulsification device for dairy product production and emulsification process thereof

Technical Field

The invention relates to the technical field of dairy product production, in particular to a vacuum emulsification device for dairy product production and an emulsification process thereof.

Background

Vacuum emulsification means that under the vacuum state of the dairy raw materials, a high-shear emulsifier is used for quickly and uniformly carrying out high-speed and high-frequency hydraulic shearing on the dairy products and additives (such as solid matters like vitamins or minerals) in narrow gaps, and the dairy raw materials are quickly and uniformly dispersed after high-speed centrifugation.

However, in the use process of the existing vacuum emulsification device for dairy product production, because the density of the dairy product is much smaller than that of water, the additive cannot be quickly dissolved in the dairy product, and the additive cannot be completely mixed only by high-speed rotating centrifugation, so that certain solid particles exist in a finished product more or less, and the taste is poor.

Disclosure of Invention

The invention discloses a vacuum emulsifying device for dairy product production, and aims to solve the technical problem of uneven mixing of milk products and additives in the conventional vacuum emulsifying device for dairy product production.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a vacuum emulsification device of dairy products production, includes a jar body and (mixing) shaft, the internal portion cavity of jar, and from last one-level stirring chamber and the second grade stirring chamber of down being equipped with in proper order, the pan feeding mouth of the jar body is established on the upper portion of one-level stirring chamber, and is located the bottom of second grade stirring chamber and is provided with the discharge gate, the (mixing) shaft rotates and installs at the middle part of the jar body, and runs through one-level stirring chamber and second grade stirring chamber setting respectively.

The outer end of the stirring shaft is provided with a plurality of rotating disks along the axial interval, the bottom of each rotating disk is provided with a filtering hole, the diameter of each filtering hole is reduced from top to bottom in sequence, the second-stage stirring chamber is integrally in a hollow round table shape, a round table-shaped flow guide platform is arranged on the inner side of the second-stage stirring chamber, a space is formed between the outer side end of the flow guide platform and the inner side end face of the second-stage stirring chamber, an upper end opening of the space is communicated with the first-stage stirring chamber and used for accommodating and guiding materials stirred by the first-stage stirring chamber, a rotatable turntable is further arranged in the space, and a burr layer is arranged on the outer side end face of the turntable facing the flow guide platform.

In a preferable scheme, a convex ring is respectively arranged on the inner disk surface of each rotating disk, the convex ring is concentric and coaxial with the rotating disk, and the outer end of the convex ring is arranged in an arc surface.

In a preferred scheme, the diameters of a plurality of rotating disks become smaller from top to bottom in sequence.

In a preferred scheme, the rotary table is sleeved on the stirring shaft and synchronously rotates along with the stirring shaft, and the outer side end of the flow guide table is arranged in a wavy manner.

In a preferred scheme, an air pump is installed on the outer side of the tank body, and an air inlet of the air pump is arranged at the side end of the secondary stirring chamber and communicated with the interior of the secondary stirring chamber.

In a preferred scheme, a set of circulating pump is still installed in the outside of the jar body, circulating pump one side mouth of pipe is connected on the discharge gate, and its other end extends into one-level stirring chamber inboard.

In a preferred scheme, the outer end of the primary stirring chamber is provided with a hollow groove in a penetrating manner, a guide plate is embedded in the hollow groove, the guide plate is integrally of an arc-shaped structure and is obliquely arranged towards the lower part of the inner side of the primary stirring chamber, and a pipe orifice at one end of the circulating pump is arranged right above the guide plate

The scheme also provides an emulsification process of the vacuum emulsification device for dairy product production, which is applied to the vacuum emulsification device for dairy product production, and the emulsification process comprises the following steps:

s1: introducing the liquid dairy product and the solid additive into the tank body through the material inlet, and starting the stirring shaft to enable the stirring shaft to rotate in the primary stirring chamber and the secondary stirring chamber respectively;

s2: the materials falling into the primary stirring chamber are centrifugally mixed on the rotating disc at high speed, and the mixed fluid without the solid additives flows downwards layer by layer;

s3: the mixed fluid obtained in the step S2 flows into the secondary stirring chamber and flows downwards on the flow guide table along the lower surface of the outer side of the flow guide table, and the rotating turntable gradually punctures the bubbles in the flowing process of the mixed fluid towards the burr layer arranged on the end surface of one side of the flow guide table, so that the air in the bubbles is released.

According to the invention, by arranging the plurality of layers of rotating disks and enabling the diameters of the rotating disks to be sequentially reduced from top to bottom, in each layer of rotating disk, the milk product and the additives can be impacted at different frequencies, and meanwhile, through filtration, the materials which contain a small amount of additives and meet the requirement on particle size can be introduced into the next layer, and the collision frequency among the mixtures is increased due to the fact that the diameter of the rotating disk of the next layer is reduced, so that the mixing quality is effectively improved, and the quantity of solid matters in the mixtures is reduced.

Drawings

FIG. 1 is a schematic view of the overall structure of a tank according to an embodiment of the present invention;

FIG. 2 is a schematic view of the internal structure of the tank according to the embodiment of the present invention;

FIG. 3 is a schematic cross-sectional view of a stir chamber in an embodiment of the present invention;

FIG. 4 is a schematic sectional view of a stirring chamber in an embodiment of the present invention;

fig. 5 is an enlarged schematic view of a structure shown in fig. 4 according to an embodiment of the present invention.

In the figure: 1. a tank body; 11. a primary stirring chamber; 111. an empty groove; 112. a baffle; 12. a secondary stirring chamber; 121. a flow guide table; 13. a feeding port; 14. a discharge port; 15. an air pump; 16. a circulation pump; 2. a stirring shaft; 21. rotating the disc; 211. filtering holes; 212. a convex ring; 213. a port; 22. a turntable.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used based on the orientations and positional relationships shown in the drawings only for convenience of description and simplification of operation, and do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

The invention discloses a vacuum emulsifying device for dairy product production, which is mainly applied to the technical problem that in the use process of the existing vacuum emulsifying device for dairy product production, as the density of a dairy product is much smaller than that of water, an additive cannot be quickly dissolved in the dairy product, and the additive cannot be completely mixed only by high-speed rotating centrifugation, so that a finished product has certain solid particles more or less, and the taste is poor.

Referring to fig. 1-5, refer to a vacuum emulsification device of dairy products production in this scheme, mainly include jar body 1 and (mixing) shaft 2 two parts, jar internal portion cavity of body, and from the top down be equipped with one-level stirring chamber 11 and second grade stirring chamber 12 in proper order, the pan feeding mouth 13 of jar body 1 is established on the upper portion of one-level stirring chamber 11, and the bottom that is located second grade stirring chamber 12 is provided with discharge gate 14, stirring shaft 2 rotates and installs at the middle part of jar body 1, and run through one-level stirring chamber 11 and the setting of second grade stirring chamber 12 respectively.

When the milk product mixing tank is used, milk products and mixed materials are put into the tank body 1 through the feeding port 13 according to a fixed proportion.

And the outer end of the stirring shaft 2 is provided with four rotating discs 21 at intervals along the axial direction, the bottom of each rotating disc 21 is provided with a filtering hole 211, and the diameter of the filtering hole 211 on each rotating disc 21 is sequentially reduced from top to bottom, so that when the mixed material is centrifuged on the rotating disc 21 at the top, the diameter of the rotating disc 21 is the largest, the overlapping area of the mixed material is not large, and compared with the rotating disc 21 at the bottom, the mixed material, especially solid matters, can be fully mixed in the centrifuging process.

And a part of the mixed material after uniform mixing is mixed, and the content and volume of solid matters in the mixed material are smaller than the diameter of the filter hole 211 of the rotary disc 21, so that the mixed material can fall into the next rotary disc 21, the diameter of the rotary disc 21 in the scheme is reduced from top to bottom in sequence, and the diameter of the rotary disc 21 is reduced, so that the storage space of the material is reduced, and after repeated times, the solid additives are fully dissolved in the milk product, so that the content of the solid matters in the finished product is reduced, the taste is improved, and meanwhile, the full centrifugal 'impact' with the milk product is obtained, so that the emulsifying effect is improved, and the mixed material is centrifuged layer by layer through four layers of the rotary discs 21, the collision space between the mixed material and the shell 1 is gradually reduced, the mixed material is centrifuged in the gradually reduced space, the frequency of 'impact' between the materials is improved while the solid materials are fully dissolved, and the quality of centrifugation and stirring is improved.

The secondary stirring chamber 12 in the scheme is integrally in a hollow circular truncated cone shape, a circular truncated cone-shaped flow guide table 121 is arranged on the inner side of the secondary stirring chamber 12, a space is formed between the outer side end of the flow guide table 121 and the inner side end face of the secondary stirring chamber 12, the upper end opening of the space is communicated with the primary stirring chamber 11, so that a mixture flowing down through the bottommost rotating disc 21 can enter the space, a rotatable rotating table 22 is further arranged in the space, the rotating table 22 is sleeved on the stirring shaft 2 and rotates synchronously with the stirring shaft 2, a burl layer is arranged on the outer side end face of the rotating table 22 facing the flow guide table 121, the distance between the burl layer and the outer side end of the flow guide table 121 in the scheme is 1mm-3mm, the inner part of the mixture is in contact with air when being put into the equipment, or certain air still exists between the structures of the rotating table, the burl layer can gradually float on the surface of a fluid in the rotating process after being put into the equipment, and bubbles are formed under the action of liquid tension, and the bubbles can increase the amount of finished product bubbles, thereby affecting quality and taste, and further, when the burl layer passes through the burl layer, the air at different heights can effectively release the broken fluid.

In addition, in order to further improve the mixing effect, the outer end of the diversion platform 121 is arranged in a wave shape, the mixture is mixed again in the flowing process, and the generation of bubbles is accelerated in the fluctuation process of the peaks and the valleys.

An air pump 15 is arranged on the outer side of the tank body 1, an air inlet of the air pump 15 is arranged at the side end of the secondary stirring chamber 12 and is communicated with the interior of the secondary stirring chamber, so that the air in the secondary stirring chamber can be pumped out in time, and the secondary stirring chamber can be prevented from returning to the mixture again in the flowing process.

And in order to improve the centrifugal effect of the rotary table 21 in the scheme, a convex ring 212 is respectively arranged on the inner disc surface of each rotary table 21, the convex ring 212 is concentric and coaxial with the rotary table 21, the outer end of the convex ring is arranged in an arc surface, and the filter holes 211 in the scheme are arranged close to the direction of the stirring shaft 2, so that when the rotary table rotates, a mixture can be firstly hit on the convex ring 212, the convex ring 212 is provided with the through holes 213, and the through holes 213 penetrate through the two sides of the convex ring 212, so that even if the mixed material crossing the convex ring 212 can also flow back from the through holes.

And still install a set of circulating pump 16 in this scheme jar body 1's the outside, 16 one side mouths of pipe of circulating pump are connected on discharge gate 14, its other end extends into one-level stirring cavity 11 inboardly, and the outer end of one-level stirring cavity 11 runs through and sets up dead slot 111, the embedding has a slice guide plate 112 in dead slot 111, guide plate 112 wholly is the arc structure, and incline to arrange towards the inboard below of one-level stirring cavity 11, the one end mouth of pipe of circulating pump 16 is established directly over guide plate 112, thereby can let the raw materials circulate many times, improve mixed effect, after certain time or certain number of circulations, open discharge gate 14, pour the finished product.

This scheme still provides the emulsification process of the vacuum emulsification device of dairy products production, is applied to foretell vacuum emulsification device of dairy products production, and the emulsification process includes following step:

s1: introducing a liquid dairy product and a solid additive into the tank body 1 through the material inlet 13, and starting the stirring shaft 2 to enable the stirring shaft 2 to rotate in the primary stirring chamber 11 and the secondary stirring chamber 12 respectively;

s2: the material falling into the primary stirring chamber 11 is centrifugally mixed on the rotating disc 21 at high speed, and the mixed fluid without the solid additives flows downwards layer by layer;

s3: the mixed fluid obtained in the step S2 flows into the secondary stirring chamber 12 and flows downwards on the flow guide table 121 along the lower surface of the outer side of the flow guide table 121, and the burl layer arranged on the end surface of the rotating turntable 22 facing one side of the flow guide table 121 gradually punctures the bubbles in the flowing process of the mixed fluid, so as to release the air in the bubbles.

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 person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A vacuum emulsification device of dairy products production characterized by, includes:

the tank body is hollow, a primary stirring chamber and a secondary stirring chamber are sequentially arranged from top to bottom, a feeding port of the tank body is arranged at the upper part of the primary stirring chamber, and a discharging port is arranged at the bottom of the secondary stirring chamber;

the stirring shaft is rotatably arranged in the middle of the tank body and respectively penetrates through the primary stirring chamber and the secondary stirring chamber;

the outer end of the stirring shaft is provided with a plurality of rotating disks along the axial direction at intervals, the bottom of each rotating disk is provided with a filtering hole, the diameter of each filtering hole is reduced from top to bottom in sequence, the second-stage stirring chamber is integrally in a hollow round table shape, the inner side of the second-stage stirring chamber is provided with a round table-shaped flow guide platform, the outer side end of each flow guide platform and the inner side end face of the second-stage stirring chamber form a space, the upper end opening of the space is communicated with the first-stage stirring chamber and used for containing and guiding materials stirred by the first-stage stirring chamber, a rotatable turntable is further arranged in the space, and a burr layer is arranged on the end face of the turntable, facing the outer side of the flow guide platform.

2. The vacuum emulsifying device for dairy product production according to claim 1, wherein each of the inner plate surfaces of the rotating plates is provided with a convex ring, the convex rings are concentric with the rotating plate, and the outer ends of the convex rings are arranged in a cambered surface.

3. The vacuum emulsifying device for dairy product production according to claim 1, wherein the diameter of the plurality of rotating discs decreases from top to bottom.

4. The vacuum emulsification device for dairy product production according to claim 1, wherein the turntable is sleeved on the stirring shaft and synchronously rotates with the stirring shaft, and the outer end of the diversion table is arranged in a wavy manner.

5. The vacuum emulsification device for dairy product production according to claim 1, wherein an air pump is installed outside the tank, and an air inlet of the air pump is arranged at a side end of the secondary stirring chamber and communicated with the inside of the secondary stirring chamber.

6. The vacuum emulsification device of claim 1, wherein a set of circulation pump is further installed outside the tank, a nozzle on one side of the circulation pump is connected to the discharge port, and the other end of the circulation pump extends into the inner side of the primary stirring chamber.

7. The vacuum emulsification device of claim 6, wherein the outer end of the primary stirring chamber is provided with a hollow slot, a guide plate is embedded in the hollow slot, the guide plate is integrally of an arc structure and is obliquely arranged towards the lower part of the inner side of the primary stirring chamber, and a nozzle at one end of the circulating pump is arranged right above the guide plate.

8. An emulsification process of a vacuum emulsification device for dairy product production, which is applied to the vacuum emulsification device for dairy product production as claimed in claim 1, wherein the emulsification process comprises the following steps:

s1: introducing the liquid milk product and the solid additive into the tank body through the material inlet, and starting the stirring shaft to enable the stirring shaft to rotate in the primary stirring chamber and the secondary stirring chamber respectively;

s2: the materials falling into the primary stirring chamber in the step S1 are centrifugally mixed on the rotating disc at high speed, and the mixed fluid without the solid additives flows downwards layer by layer;

s3: and (3) the mixed fluid obtained in the step (S2) flows into the secondary stirring chamber and flows downwards on the flow guide table along the lower surface of the outer side of the flow guide table, and the rotating turntable gradually punctures bubbles in the flowing process of the mixed fluid towards the burr layer arranged on the end surface of one side of the flow guide table, so that air in the bubbles is released.