Abstract

An extruder screw structure with independently staged temperature controlling dual mixing zones, includes the first screw group and the second screw group which are respectively located in the first mixing chamber (23a) enclosed by the first inner chamber shell (22a) and the second mixing chamber (23b) enclosed by the second inner chamber shell (22b). Each screw group includes a main screw and an auxiliary screw engaged with each other. The end of said first main screw (41a) unengaged with the first auxiliary screw (42a) is engaged with the end of said second main screw (41b) unengaged with the second auxiliary screw (42b), and the engaged section is located in an end mixing chamber (23'). Said extruder screw structure can mix material independently in each mixing zone, and finally mix the material from the two mixing zones, therefore can carry out better mixing for various materials which need heating at high temperature or low temperature.

IPC Classes  ?

• A23P 1/12 - Extruding
• A23L 1/10 - containing cereal-derived products
• A21C 11/20 - Extruding machines with worms

Abstract

A multi-staged screw structure of an extruding machine with additional diffluence and conflux functions. It comprises a lower screw assembly, an outer screw assembly and an inner screw assembly, which are located in the lower mixing chamber (24) and the connecting upper mixing chamber (23). Said lower screw assembly comprises identically structured first main screw (41a) and second main screw (41b), which mesh mutually and contra-rotate in the lower mixing chamber (24). Said outer screw assembly comprising identically structured first auxiliary screw (42a) and second auxiliary screw (42b) and, set in between, the inner screw assembly are arranged in the upper mixing chamber (23). Said inner screw assembly comprises identically structured first compensatory screw (43a) and second compensatory screw (43b), both are located between screws of outer screw assembly and in the upper mixing chamber (23). Said multi-staged screw structure of extruding machine is capable of enhancing the diffluence and conflux of mixture so as to realize a better mixing.

IPC Classes  ?

• B29C 47/40 - using at least two intermeshing screws
• B29C 47/84 - Heating the screws
• B29C 47/38 - using screws
• B29C 47/60 - Screws
• B29C 47/64 - having incorporated mixing devices
• B29B 7/48 - MixingKneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws
• B29B 7/46 - MixingKneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft

Abstract

An integrative extrusion device includes a feeding unit (20), a screw-extruder (10), an extruding mould (40), a box (50) for containing a rotary motor, a coating unit, transmission units (70) and a cutting unit (90). The screw-extruder (10) comprises several screw-rods engaged with each other. The extruding mould (40) has two extruding discs (40). The transmission units (70) include driving rollers, an adhesive conveyor belt (72), a front transmission unit and a back transmission unit, and the back transmission unit is lower than the front transmission unit. The cutting unit (90) includes jet openings (91) and high pressure jet fluid (92) is sprayed from the jet openings (91) for cutting the ribbon material (200) into pieces (210) with fixed length. The product with fixed length can be obtained and the cutting process can be clean and safe by the integrative extrusion device.

IPC Classes  ?

• A21C 3/04 - Dough-extruding machines
• A21C 3/10 - Machines or apparatus for shaping batches of dough before subdivision combined with dough-dividing apparatus
• A21C 5/00 - Dough-dividing machines
• A23L 1/10 - containing cereal-derived products
• A23P 1/12 - Extruding

Abstract

A multistage temperature-variable rapid rice-cooking device and preparation thereof. The device comprises cooking system (1), drying system (2) and transfer system (3). The said cooking system (1) includes box (101), partition system (102), multistage cooking room (103), transmission system (104), sealed system (105), feed-in system(106), feed-out system (107), microwave cooking system (108) and adding system (109). The said drying system (2) includes housing (201), partition layer (202), multistage temperature-variable constant-humidity drying room (203), transmission system (204), partition door (205), inlet (206), outlet (207), vertical transmission system (208) and microwave system (209). The said transfer system (3) is transfer belt connecting cooking system (1) with drying system (2).

IPC Classes  ?

• A23L 1/01 - General methods of cooking foods, e.g. by roasting or frying (methods specialized to particular food, see the relevant subgroups);;
• A23L 1/10 - containing cereal-derived products
• A23L 1/182 - Products in which the original granular shape is maintained, e.g. par-boiled rice

Abstract

A combined three-cavity mixing/reaction kettle and a method thereof are disclosed. The mixing/reaction kettle comprises a feed system (201), an outer casing (204), a discharge system (209), a feed transfer system (200), a first cavity shell (202) and a second cavity shell (203) intersected with each other and shaped as two hollow cylinders, a third cavity shell (207) which is located below the first and second cavity shells (202, 203) and connected with the two cavity shells by the feed transfer system(200), a first cavity (205), a second cavity (206) and a third cavity (208) formed respectively in the interior of the three cavity shells (202, 203, 207) and having parallel axes, a first rotor shaft (501), a second rotor shaft (502) and a third rotor shaft (503) located in the axes of the three cavities (205, 206, 208) respectively, a first agitation system (6), a second agitation system (7) and a third agitation system (8) located on, and rotating together with, the three rotor shafts (501, 502, 503) respectively. The third agitation system (8) is a set of impellers connected with the third rotor shaft (503) and equipped with a rotating shaft (801), a scraper (802) and a rotating apparatus (803). The rotating apparatus (803) is a modified cirque, with the rotating shaft (801) passing through its hollow interior and a (some) concavo-convex gear wheel(s) mounted on its outer circle to form impellers for agitation.

IPC Classes  ?

• B01F 7/04 - Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis with paddles or arms
• B01F 3/14 - Mixing very viscous liquids with solids
• B01F 13/10 - Mixing plant, including combinations of dissimilar mixers

Abstract

A horizontal agitation and impeller type premixing device and a method thereof are provided, which can uniformly mix the solid powder and the liquid materials according to a certain ratio, especially for highly viscous materials after mixing. The horizontal premixing device comprises a mixing system (1010), an agitated separating system (1020) located inside the mixing system (1010), a high pressure gas injecting system (1030), an impelling system (100), a material storage system (1060), a feeding system (1040) mounted at the feed end of the mixing system (1010), and a material discharge system (1050) mounted at the discharge end of the mixing system (1010). The mixing system (1010) is a horizontal cylindrical mixing reactor which is formed by a shell (101) and has a horizontal rotating shaft (103) mounted in the center of the shell. The rotating shaft (103) drives the agitated separating system (1020), which is connected to it, to rotate. The impelling system (100) comprises a set of impellers (1000) and push rods (1005). The impellers (1000) are mounted at the inner bottom of the shell (101). Each push rod (1005) is mounted at the bottom of each impeller (1000) and connected to it.

IPC Classes  ?

• B01F 7/04 - Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis with paddles or arms
• B01F 3/12 - Mixing, e.g. dispersing, emulsifying, according to the phases to be mixed liquids with solids

Abstract

Composite grain and method preparing the same. The method for preparing the composite grain involves taking multi-grain as raw material, black rice, Japonica rice, Indica rice, glutinous rice as matrix material, which passing through pre-screening, electrostatic dusting, high voltage dusting, multi-step grinding, inspecting sieve and granula recovering procedure successively and respectively to obtain raw material powder and matrix material powder. Raw material powder, water and emulsifier is pre-mixed to obtain pre-mixture, then the pre-mixture is mixed with matrix material powder, water, cellulose, thermal-stabilizer, nutrients, cross-linking agent. The result mixture is extruded and shaped into granula, coating the granula with a layer of oil or fat film. The obtained granula passes through pre-drying, high temperature drying, low temperature drying successively, a layer of oil or fat film is coated to the outer surface of the dried granula, cooling at constant temperature and humidity to obtain the composite grain.

IPC Classes  ?

• A23L 1/10 - containing cereal-derived products
• A23L 1/30 - containing additives (A23L 1/308 takes precedence);;

Abstract

Black composite grain and method preparing the same. The method for preparing the black composite grain involves taking one or more of black soybean, rye, black sesame as raw material together with black rice, which are subjected to pre-screening, electrostatic dusting, high voltage dusting, multi-step grinding, inspecting sieve and granula recovering procedure successively and respectively to obtain raw material powder and rice powder. Raw material powder, water and emulsifier is pre-mixed to obtain pre-mixture, then the pre-mixture is mixed with rice powder, water, cellulose, thermal-stabilizer, nutrients, cross-linking agent. The result mixture is extruded and shaped into granula, coating the granula with a layer of edible oil or fat. The obtained granula is subjected to pre-drying, high temperature drying, low temperature drying successively, coated with a layer of edible oil or fat on the outer surface, and cooled at constant temperature and humidity to obtain the black composite grain.

IPC Classes  ?

• A23L 1/10 - containing cereal-derived products
• A23L 1/30 - containing additives (A23L 1/308 takes precedence);;

Abstract

A nutrition enriched reconstituted rice and preparing method thereof. The method uses rice or broken rice as raw material and includes the steps of : obtaining the rice powder by allowing the rice or broken rice to subject to pre-sieving, static dusting, high pressure dusting, multi-stage pulverizing, sieving and granula recycling respectively in order; pre-mixing the rice powder, water and emulsifier, then mixing the pre-mixture with the rice powder, water, cellulose, heat stabilizer, nutrients and cross-linking agent at the certain temperature; filling the mixture into extruder, extruding it followed by cutting into granula, coating the granula with edible oil or fat film, then pre-drying, high temperature tower-drying, low temperature box-drying the granula in order, coating the dried granula with edible oil or fat film, and cooling the coated granula at constant temperature and humidity.

IPC Classes  ?

• A23L 1/10 - containing cereal-derived products
• A23P 1/12 - Extruding

Abstract

A nutrition enriched compound rice and preparing method thereof. The method includes the steps of : obtaining the powder of raw material and rice by allowing the raw material selected from one or more kinds of black rice, Japonica rice, Indica rice and glutinous rice, and raw rice to subject to pre-sieving, static dusting, high pressure dusting, multi-stage pulverizing, sieving and granula recycling respectively in order; pre-mixing the raw material power, water, emulsifier, then mixing the pre-mixture with the rice powder, water, cellulose, heat stabilizer, nutrients and cross-linking agent at the certain temperature; extruding the mixture followed by cutting into granula, coating the granula with edible oil or fat substance, then pre-drying, high temperature drying, low temperature drying the obtained granula in order, coating the dried granula with edible oil or fat, and cooling the coated granula at constant temperature and humidity.

IPC Classes  ?

• A23L 1/10 - containing cereal-derived products
• A23P 1/12 - Extruding

Abstract

An instant rice and method for preparing instant rice involves selecting rice or broken rice as raw material, pre-sieving, dedusting by static, dedusting by high pressure, multi-grade crushing to pieces, checking sieving and reclaiming granules in turn to obtain ground rice; pre-mixing the ground rice, water and emulsifying agents, then mixing with the ground rice, water, celluloses, thermal stabilizers, nutrients, flavoring additives and cross-linking agents at certain temperature to obtain a mixture; injecting the mixture into an extruder, molding by extruding, cutting into granules, and spreading a layer of lipid membrane on the surface of the obtained granules; multi-grade cooking, multi-grade cooling at constant humidity, then spreading a layer of lipid membrane on the surface of the obtained granules after cooling to obtain instant rice. The preparation method is simple and highly productive. The prepared instant rice has relatively high nutrition content, similar shape to natural rice and shorter cooking time than natural rice.

IPC Classes  ?

• A23L 1/10 - containing cereal-derived products
• A23L 1/30 - containing additives (A23L 1/308 takes precedence);;