阅读说明：本技术 一种谷物包埋方法及包胶装置 (Cereal embedding method and encapsulation device ) 是由 赵文杰 单继航 陈广荣 周贺 潘润天 于 2020-12-30 设计创作，主要内容包括：本发明提供了一种谷物包埋方法及包胶装置,属于食品加工领域。所述谷物包埋方法,首先选用同年份批次谷物,蒸制后获得均匀的熟制谷物；配制营养液及胶液；将熟制谷物放入营养液中浸泡后,沥水并包覆裹粉；再将包覆裹粉的谷物放置于振动筛上,去除多余浮粉；将配制的胶液注入包胶装置中,启动电机；将筛后的谷物逐渐投入包胶装置中,开始包胶；包胶达到预定时间后,将胶粒从包胶装置上开口捞出,补充胶液为下一批次包胶做好准备；冲洗捞出的包胶谷物；多批次包胶,完成谷物包埋。本发明对蒸煮的谷物直接进行包埋处理,扩大了谷物的应用领域,提高了谷物保存期限的同时保留了谷物的营养、增加了食用趣味；生产过程简便易行,可实现批量化生产。(The invention provides a grain embedding method and a grain encapsulating device, and belongs to the field of food processing. The cereal embedding method comprises the steps of firstly selecting cereals in batches in the same year, and steaming to obtain uniform cooked cereals; preparing nutrient solution and glue solution; soaking the cooked grains in the nutrient solution, draining water and coating with wrapping powder; then placing the coated and flour-coated grains on a vibrating screen to remove redundant floating flour; injecting the prepared glue solution into a glue coating device, and starting a motor; gradually putting the screened grains into a rubber coating device, and starting rubber coating; after the encapsulation reaches the preset time, fishing out the colloidal particles from an opening on the encapsulation device, and supplementing the colloidal solution to prepare for the encapsulation of the next batch; washing the fished encapsulated grains; and (5) encapsulating the grains in multiple batches to finish the grain embedding. The method directly carries out embedding treatment on the cooked grains, expands the application field of the grains, improves the storage life of the grains, simultaneously reserves the nutrition of the grains and increases the eating interest; the production process is simple and easy to implement, and can realize batch production.)

1. A method for embedding grain, comprising the steps of:

step S1, selecting grains of the same batch in the same year, mixing the grains and water in a ratio of 1: 2-3, and steaming; after the steaming is finished, removing the gelatinized starch on the surface to obtain cooked grains;

step S2, preparing nutrient solution and glue solution;

step S3, soaking the cooked grains in a nutrient solution for 30-70 min according to the ratio of the grains to the nutrient solution being 1: 1;

step S4, after soaking, quickly fishing out and placing in an oven to drain for 30-50 min under the conditions of constant temperature and constant humidity;

step S5, spreading wrapping powder with the thickness larger than the maximum diameter of grains in a circular polishing pot, wherein the wrapping powder is not less than 50 wt% of the total mass of the grains, putting the grains after draining into the polishing pot, rotating for 3-10 min, and wrapping the wrapping powder outside the grains;

step S6, placing the coated and flour-coated grains on a vibrating screen, and removing redundant floating flour;

step S7, injecting the prepared glue solution into a glue coating device, wherein the glue solution is at least submerged into the 1/2 position of the central rotating blade of the glue coating device, and starting a motor; gradually putting the screened grains into a rubber coating device, and starting rubber coating;

step S8, after the encapsulation reaches the preset time, the colloidal particles are fished out from the upper opening of the encapsulation device, and the supplementary colloidal liquid is ready for the encapsulation of the next batch; washing the fished encapsulated grains; and after all the rubber coating of multiple batches is finished, discharging the residual glue solution from a discharge hole at the bottom of the rubber coating device, and cleaning the rubber coating device to finish the grain embedding.

2. A method according to claim 1, wherein the grain has a minimum diameter of more than 2 mm.

3. Cereal embedding method according to claim 1, characterized in that the steaming parameters are: the steam pressure is 0.1MPa, and the time is 30-60 min.

4. The cereal embedding method according to claim 1, wherein the nutrient solution in step S2 is a calcium solution comprising the following components: based on the total mass of the nutrient solution, 70-80 wt% of water, 10-20 wt% of calcium powder and 10-20 wt% of white granulated sugar.

5. The cereal embedding method according to claim 1, wherein the glue solution ratio in step S2 is: based on the total mass of the glue solution, the weight percentage of water is 97.5 percent, the weight percentage of sodium alginate is 2 percent, and the weight percentage of citric acid is 0.5 percent.

6. The cereal embedding method according to claim 1, wherein the coating ingredients in step S5 are: 50 wt% of modified starch + 50 wt% of low-gluten flour.

7. The cereal embedding method according to claim 1, wherein the rotation speed of the encapsulating blade and the encapsulating time are set according to the type of the cereal and the particle size after the coating of the flour in step S7.

8. An encapsulation apparatus, characterized in that the encapsulation apparatus is used in an encapsulation process in a grain embedding method according to any one of claims 1 to 7; the encapsulation device comprises: a supporting and fixing structure (10), a heat-insulating layer (20), a tank body (30) and a stirring structure (40); wherein the content of the first and second substances,

the tank body (30) comprises a barrel (31) and an inverted cone barrel (32) arranged at the bottom of the barrel, the diameter of the barrel (31) is the same as the maximum diameter of the inverted cone barrel (32), a cover plate (33) is arranged at an upper port of the barrel (31), a stirring structure mounting groove is formed in the center of the cover plate (33), a telescopic and rotatable cleaning structure (34) facing the inside of the tank body and located above the rotating blades (44) is further arranged on the cover plate (33), an opening and a turnover cover (35) matched with the opening are arranged on one side of the cover plate (33) close to the edge, and a leakage-proof net (36) is arranged above the turnover cover (35); a liquid level switch inductor (37) is arranged in the middle of the inner wall of the barrel (31), and the injection amount of glue solution is controlled through the inductor (37); a discharge hole is formed in the top point of the bottom of the inverted cone barrel (32);

the heat-insulating layer (20) is arranged on the outer wall of the tank body (30);

the supporting and fixing structures (10) are at least two groups and are uniformly distributed on the outer wall of the tank body cylinder (31), so that the lower end of the tank body (30) is separated from the ground by a preset height;

the stirring structure (40) comprises a rotating motor (41), a controller (42), a middle shaft (43), accessories and a rotating blade (44); the middle shaft (43) penetrates through an installation groove in the center of the tank cover plate (33), the upper end of the outer side of the cover plate (33) is connected with the rotating motor (41) through an accessory, and the lower end of the lower side of the cover plate and the lower end of the inner part of the tank body are fixedly provided with rotating blades (44) which serve as rotating shafts of the rotating blades (44).

9. The encapsulation device according to claim 8, wherein the inner walls of the tank (30), including the inner wall of the barrel (31) and the inner wall of the inverted cone barrel (32), are smooth layers which are precisely polished.

10. The encapsulation device according to claim 8, wherein the supporting and fixing structure (10) comprises a leg cushion plate (11), a leg adjusting bolt (12), a round foot support plate (13), a leg (14), a lower outer seal head (15), a leg reinforcing plate (16), a lower inner seal head (17) and an outer packing plate (18); the supporting legs (14) are fixed on the outer wall of the drum (31) through outer packing plates (18), round foot support plates (13) are arranged at the lower parts of the supporting legs (14), supporting leg adjusting bolts (12) are arranged on the round foot support plates (13), and supporting leg backing plates (11) are arranged at the bottom ends of the supporting legs (14); the middle part of the landing leg (14) is connected with a landing leg reinforcing plate (16) extending to the side edge of the inverted cone barrel, the lower end of the landing leg reinforcing plate (16) is provided with a lower outer seal head (15), and the upper end of the landing leg reinforcing plate is provided with a lower inner seal head (18).

Technical Field

The invention belongs to the field of food processing, and particularly relates to a grain embedding method and a grain encapsulating device.

Background

In the processed cereal food, the cereal can be embedded to be compounded with other foods with different tastes and nutrients, and the storage life of the cereal can be prolonged.

In the prior art, an embedding process generally comprises granulation, powder wrapping and encapsulation, wherein the encapsulation usually adopts a flow groove mode, but the flow groove equipment has large volume and large occupied space, microorganisms are difficult to control, and meanwhile, the production is difficult to operate and more labor cost is needed; the directional characteristic of the flow groove ensures that the encapsulation is not uniform enough, the adhesion is easy, and the embedding processing product is not beautiful enough.

Disclosure of Invention

In view of the above-mentioned defects or shortcomings in the prior art, the present invention aims to provide a grain embedding method and a grain encapsulating device, wherein a certain amount of glue solution is preset in the encapsulating device, the cooked grains are coated with the prefabricated powder after being subjected to taste and nutrition adjustment, and then the prefabricated powder is placed in the encapsulating device for encapsulating, so that uniform encapsulating is realized, the storage life of the grains is prolonged, and the grain embedding efficiency is improved.

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

in a first aspect, the embodiments of the present invention provide a cereal embedding method, including the following steps:

step S1, selecting grains of the same batch in the same year, mixing the grains and water in a ratio of 1: 2-3, and steaming; after the steaming is finished, removing the gelatinized starch on the surface to obtain cooked grains;

step S2, preparing nutrient solution and glue solution;

step S3, soaking the cooked grains in a nutrient solution for 30-70 min according to the ratio of the grains to the nutrient solution being 1: 1;

step S4, after soaking, quickly fishing out and placing in an oven to drain for 30-50 min under the conditions of constant temperature and constant humidity;

step S5, spreading wrapping powder with the thickness larger than the maximum diameter of grains in a circular polishing pot, wherein the wrapping powder is not less than 50 wt% of the total mass of the grains, putting the grains after draining into the polishing pot, rotating for 3-10 min, and wrapping the wrapping powder outside the grains;

step S6, placing the coated and flour-coated grains on a vibrating screen, and removing redundant floating flour;

step S7, injecting the prepared glue solution into a glue coating device, wherein the glue solution is at least submerged into the 1/2 position of the central rotating blade of the glue coating device, and starting a motor; gradually putting the screened grains into a rubber coating device, and starting rubber coating;

step S8, after the encapsulation reaches the preset time, the colloidal particles are fished out from the upper opening of the encapsulation device, and the supplementary colloidal liquid is ready for the encapsulation of the next batch; washing the fished encapsulated grains; and after all the rubber coating of multiple batches is finished, discharging the residual glue solution from a discharge hole at the bottom of the rubber coating device, and cleaning the rubber coating device to finish the grain embedding.

As a preferred embodiment of the invention, the minimum diameter of the grain is greater than 2 mm.

As a preferred embodiment of the present invention, the steaming parameters are: the steam pressure is 0.1MPa, and the time is 30-60 min.

As a preferred embodiment of the present invention, in step S2, the nutrient solution is a calcium solution, and the mixture ratio of the components is: based on the total mass of the nutrient solution, 70-80 wt% of water, 10-20 wt% of calcium powder and 10-20 wt% of white granulated sugar.

As a preferred embodiment of the present invention, in step S2, the glue solution ratio is: based on the total mass of the glue solution, the weight percentage of water is 97.5 percent, the weight percentage of sodium alginate is 2 percent, and the weight percentage of citric acid is 0.5 percent.

As a preferred embodiment of the present invention, in step S5, the powder coating components are: 50 wt% of modified starch + 50 wt% of low-gluten flour.

In a preferred embodiment of the present invention, the rotation speed of the encapsulating blade and the encapsulating time are set according to the type of the grain and the particle size after coating the flour in step S7.

In a second aspect, the embodiments of the present invention also provide an encapsulating apparatus, which is used in the encapsulating process in the cereal embedding method; the encapsulation device comprises: the support fixing structure 10, the heat insulation layer 20, the tank body 30 and the stirring structure 40; wherein the content of the first and second substances,

the tank body 30 comprises a barrel 31 and an inverted cone barrel 32 arranged at the bottom of the barrel, the diameter of the barrel 31 is the same as the maximum diameter of the inverted cone barrel 32, a cover plate 33 is arranged at the upper port of the barrel 31, a stirring structure mounting groove is arranged at the center of the cover plate 33, a telescopic and rotatable cleaning structure 34 which faces the inside of the tank body and is positioned above the rotating blade 44 is also arranged on the cover plate 33, an opening and a turnover cover 35 which is matched with the opening are arranged at one side of the cover plate 33 close to the edge, and a leakage-proof net 36 is arranged above the turnover cover 35; a liquid level switch inductor 37 is arranged in the middle of the inner wall of the barrel 31, and the injection amount of the glue solution is controlled through the inductor 37; a discharge hole is formed at the top of the bottom of the inverted cone barrel 32;

the heat insulation layer 20 is arranged on the outer wall of the tank body 30;

at least two groups of supporting and fixing structures 10 are uniformly distributed on the outer wall of the tank body cylinder 31, so that the lower end of the tank body 30 is separated from the ground by a preset height, and the excess materials in the tank body 30 can be poured out conveniently;

the stirring structure 40 comprises a rotating motor 41, a controller 42, a middle shaft 43, accessories and a rotating blade 44; the accessory includes: the middle shaft fixing bolt 431, the flat washer 432, the spring washer 433, the retainer ring 434, the speed reducer 435, the speed reducer base 436 and the upper end enclosure 437. The middle shaft 43 penetrates through an installation groove in the center of the tank cover plate 33, the upper end of the outer side of the cover plate 33 is connected with the rotating motor 41 through an accessory, and the lower end of the inner side of the tank and the lower side of the cover plate are fixed with rotating blades 44 which serve as rotating shafts of the rotating blades 44.

In a preferred embodiment of the present invention, the inner walls of the can 30, including the inner wall of the barrel 31 and the inner wall of the inverted cone 32, are smooth layers which are precisely polished.

As a preferred embodiment of the invention, the supporting and fixing structure 10 comprises a leg backing plate 11, a leg adjusting bolt 12, a round foot support plate 13, a leg 14, a lower outer sealing head 15, a leg reinforcing plate 16, a lower inner sealing head 17 and an outer wrapping plate 18. The supporting leg 14 is fixed on the outer wall of the barrel 31 through an outer wrapping plate 18, a round foot support plate 13 is arranged at the lower part of the supporting leg 14, a supporting leg adjusting bolt 12 is arranged on the round foot support plate 13, and a supporting leg backing plate 11 is arranged at the bottom end of the supporting leg 14; the middle part of the landing leg 14 is connected with a landing leg reinforcing plate 16 extending to the side edge of the inverted cone barrel, the lower end of the landing leg reinforcing plate 16 is provided with a lower outer sealing head 15, and the upper end of the landing leg reinforcing plate is provided with a lower inner sealing head 18.

According to the technical scheme, the grain embedding method and the grain encapsulating device provided by the embodiment of the invention have the advantages that the steamed grains are directly embedded, the application field of the grains is expanded, the nutrition of the grains is kept while the storage life of the grains is prolonged through the preparation and the coating of the nutrient solution, the eating interestingness of the grains is increased, and the brand new taste is brought. The production process is simple and easy to implement, and can realize batch production.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a flow chart of a method for embedding grains according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a rubber coating device provided by an embodiment of the invention.

Description of reference numerals:

10-supporting a fixed structure; 11-leg backing plate; 12-leg adjustment bolts; 13-round foot support plate; 14-a leg; 15-lower outer end enclosure; 16-leg stiffener plate; 17-lower inner end enclosure; 18-an outer cladding sheet; 20-a heat-insulating layer; 30-tank body; 31-barrel; 32-an inverted cone barrel; 33-cover plate; 34-cleaning the structure; 35-a flip cover; 36-a leakage-proof net; 37-liquid level switch sensor; 40-stirring structure; 41-a rotating electrical machine; 42-a controller; 43-medial axis; 431-middle shaft fixing bolt; 432-a flat washer; 433-a spring washer; 434-a retainer ring; 435-speed reducer; 436-reduction gear bed; 437-upper end enclosure; 44-rotating blades.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

Fig. 1 shows a flow chart of a cereal embedding method provided by the embodiment of the invention. As shown in fig. 1, the cereal embedding method comprises the following steps:

step S1, selecting grains of the same batch in the same year, mixing the grains with water according to the proportion of 1 (2-3) and steaming; after the steaming is finished, removing the gelatinized starch on the surface to obtain cooked grains; the minimum diameter of the grain is larger than 2 mm.

In this step, the steaming parameters are as follows: the steam pressure is 0.1MPa, and the time is 30-60 min. The specific steaming parameters are adjusted according to different grain types and particle sizes.

The removal of the gelatinized starch on the surface is realized by spraying cold water on the steamed grains.

And step S2, preparing nutrient solution and glue solution.

In this step, the nutrient solution is preferably calcium solution or vitamin solution. Taking calcium liquid as an example, the nutrient solution comprises the following components in proportion: based on the total mass of the nutrient solution, 70-80 wt% of water, 10-20 wt% of calcium powder and 10-20 wt% of white granulated sugar.

The glue solution comprises the following components in percentage by weight: based on the total mass of the glue solution, the weight percentage of water is 97.5 percent, the weight percentage of sodium alginate is 2 percent, and the weight percentage of citric acid is 0.5 percent.

And step S3, soaking the cooked grains in the nutrient solution for 30-70 min according to the ratio of the grains to the nutrient solution being 1: 1.

And step S4, after soaking, quickly fishing out and placing in an oven to drain for 30-50 min under the conditions of constant temperature and constant humidity.

Step S5, spreading wrapping powder with the thickness larger than the maximum diameter of grains in a circular polishing pot, wherein the wrapping powder is not less than 50 wt% of the total mass of the grains, putting the grains after draining into the polishing pot, rotating for 3-10 min, and wrapping the wrapping powder outside the grains.

In the step, the powder coating comprises the following components in percentage by weight: 50 wt% of modified starch + 50 wt% of low-gluten flour.

And step S6, placing the coated and flour-coated grains on a vibrating screen, and removing redundant floating flour.

Step S7, injecting the prepared glue solution into a glue coating device, wherein the glue solution is at least submerged into the 1/2 position of the central rotating blade of the glue coating device; putting the screened grains into a rubber coating device, wherein the grain input amount accounts for less than 10% of the volume of the rubber coating device; and setting the rotating speed of the encapsulating blades and the encapsulating time according to the type of the grains and the granularity after coating and flour wrapping, and starting encapsulating.

In the step, after the rubber coating device is started, the rubber coating time is 7-12 min.

Step S8, after the encapsulation is finished, fishing out the colloidal particles from the upper opening of the encapsulation device, and replenishing the colloidal solution to prepare for the encapsulation of the next batch; washing the fished encapsulated grains; and after all the rubber coating of multiple batches is finished, discharging the residual glue solution from a discharge hole at the bottom of the rubber coating device, and cleaning the rubber coating device to finish the grain embedding.

The embodiment of the invention also provides a rubber coating device which is used for the rubber coating process in the cereal embedding method. Fig. 2 shows a schematic structural diagram of the encapsulation device. As shown in fig. 2, the encapsulation apparatus includes: a supporting and fixing structure 10, a heat insulation layer 20, a tank 30 and a stirring structure 40.

Wherein, jar body 30 includes cask 31 and sets up in the back taper bucket 32 of cask bottom, and cask 31 diameter is the same with back taper bucket 32 maximum diameter, and the last port of cask 31 is provided with apron 33, and apron 33 center has stirring structure mounting groove, still is provided with on the apron 33 towards jar internal portion, is located the scalable and rotatable washing structure 34 of rotating blade 44 top, and one side of apron 33 is close to the edge and is provided with opening and the flip 35 that suits with the opening, and flip 35 top is provided with leak protection net 36. The middle part of the inner wall of the barrel 31 is provided with a liquid level switch inductor 37, and the injection amount of the glue solution is controlled through the inductor 37. The top of the bottom of the inverted cone barrel 32 is provided with a discharge hole 321. The inner wall of the tank 30, including the inner wall of the drum 31 and the inner wall of the inverted cone drum 32, is a precisely polished smooth layer.

The insulating layer 20 is disposed on the outer wall of the tank 30.

The supporting and fixing structure 10 comprises a leg backing plate 11, a leg adjusting bolt 12, a round foot support plate 13, a leg 14, a lower outer sealing head 15, a leg reinforcing plate 16, a lower inner sealing head 17 and an outer packing plate 18. The supporting leg 14 is fixed on the outer wall of the barrel 31 through an outer wrapping plate 18, a round foot support plate 13 is arranged at the lower part of the supporting leg 14, a supporting leg adjusting bolt 12 is arranged on the round foot support plate 13, and a supporting leg backing plate 11 is arranged at the bottom end of the supporting leg 14; the middle part of the landing leg 14 is connected with a landing leg reinforcing plate 16 extending to the side edge of the inverted cone barrel, the lower end of the landing leg reinforcing plate 16 is provided with a lower outer sealing head 15, and the upper end of the landing leg reinforcing plate is provided with a lower inner sealing head 18. The supporting and fixing structures 10 are at least two groups and are uniformly distributed on the outer periphery of the tank body cylinder 31.

The supporting and fixing structure 10 is fixed on the outer wall of the barrel 31 of the tank body, so that the lower end of the tank body 30 is separated from the ground by a preset height, and the excess materials in the tank body 30 can be poured out conveniently.

The stirring structure 40 comprises a rotating motor 41, a controller 42, a middle shaft 43, accessories and a rotating blade 44; the accessory includes: the middle shaft fixing bolt 431, the flat washer 432, the spring washer 433, the retainer ring 434, the speed reducer 435, the speed reducer base 436 and the upper end enclosure 437. The middle shaft 43 penetrates through an installation groove in the center of the tank cover plate 33, the upper end of the outer side of the cover plate 33 is connected with the rotating motor 41 through an accessory, and the lower end of the inner side of the tank and the lower side of the cover plate are fixed with rotating blades 44 which serve as rotating shafts of the rotating blades 44.

When the rubber coating operation is carried out, the discharge hole is sealed, the glue solution is added from the flip cover 35 of the cover plate, the injection amount of the glue solution is controlled through the inductor 37, when the injected glue solution reaches the position of the inductor 37, the glue solution reaches the preset amount, the injection of the glue solution is stopped, and at the moment, the glue solution fills the conical barrel and occupies the volume of the barrel with the preset amount. Turning on a rotating motor, and driving a rotating blade to rotate by the rotating motor so as to rotate the glue solution; and gradually putting the coated and powder-coated grains into the tank body from the turnover cover while the glue solution rotates, closing the turnover cover after a preset amount is reached, continuously rotating the motor, and driving the glue solution and the grains to rotate and homogenize by the rotating blades to coat the glue solution outside the grains. And determining the encapsulation time according to the encapsulation thickness, the grain type and the motor rotating speed. Opening the turnover cover after the preset rubber coating time is reached, fishing out the grains coated with the rubber solution, and flushing to obtain rubber-coated grains; and after the glue solution is supplemented, repeating the steps until all the grains are coated with the glue solution. Opening the discharge port and discharging the residual glue solution. And the cleaning head on the cover plate is extended out to touch the rotating blade, so that the blade is cleaned.

According to the technical scheme, the grain embedding method and the grain encapsulating device provided by the embodiment of the invention have the advantages that the steamed grains are directly embedded, the application field of the grains is expanded, the nutrition of the grains is kept while the storage life of the grains is prolonged through the preparation and the coating of the nutrient solution, the eating interestingness of the grains is increased, and the brand new taste is brought. The production process is simple and easy to implement, and can realize batch production.

The foregoing description is only exemplary of the preferred embodiments of the invention and is illustrative of the principles of the technology employed. It will be appreciated by those skilled in the art that the scope of the invention herein disclosed is not limited to the particular combination of features described above, but also encompasses other arrangements formed by any combination of the above features or their equivalents without departing from the spirit of the invention. For example, the above features and (but not limited to) features having similar functions disclosed in the present invention are mutually replaced to form the technical solution.