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CN-117356646-B - Soybean protein isolate modification equipment

CN117356646BCN 117356646 BCN117356646 BCN 117356646BCN-117356646-B

Abstract

The invention relates to the technical field of modification of soy protein isolate, in particular to soy protein isolate modification equipment, which comprises a modification mixing tank, wherein an inner cavity of the modification mixing tank is provided with an ultrafiltration membrane, and the surface of the ultrafiltration membrane is provided with a stirring and cleaning assembly. According to the invention, the stirring and cleaning assembly is arranged, so that the surfaces of the ultrafiltration membrane and the inner wall of the modified mixing tank can be cleaned in the process of stirring the solution, the ultrafiltration membrane is prevented from being blocked by impurities, the extraction efficiency of the soybean protein isolate is influenced, meanwhile, the adhesion substances on the inner wall of the modified mixing tank can be prevented, the insufficient mixing between the protein solution and papain is caused, the modification effect of the soybean protein isolate is influenced, and the use of the curved bar and the turnover assembly is matched, and as the turnover blades are installed differently, when the turnover blades synchronously rotate, part of the turnover blades rotate clockwise, and the other part of the turnover blades rotate anticlockwise, so that the stirring of different modes is conveniently carried out on different positions of the solution, and the material stirring efficiency is improved.

Inventors

  • QI BAOKUN
  • JIANG LIANZHOU
  • Kang Mengxue

Assignees

  • 东北农业大学

Dates

Publication Date
20260508
Application Date
20231129

Claims (8)

  1. 1. The soybean protein isolate modifying equipment comprises a modifying mixing tank (1), wherein an ultrafiltration membrane (2) is arranged in an inner cavity of the modifying mixing tank (1), the soybean protein isolate modifying equipment is characterized in that a stirring cleaning component (3) is arranged on the surface of the ultrafiltration membrane (2), a baffle (4) for preventing powder raw materials from contacting with a filtering hole of the ultrafiltration membrane (2) is arranged on one side of the ultrafiltration membrane (2), an inclined surface groove (5) is formed in the modifying mixing tank (1), a diffusion component (6) for diffusing the contact area of papain and protein solution is arranged on one side of the inclined surface groove (5), and a powder feeding component (7) and a liquid feeding component (8) for injecting solid-liquid raw materials are arranged at the top of the modifying mixing tank (1); Stirring clearance subassembly (3) are including installing driving motor (31) in modified blending tank (1) bottom, driving motor (31) top is provided with pivot (32), pivot (32) top is provided with internal gearing spur gear drive (33), rotation seat (34) have been cup jointed in the outside of internal gearing spur gear drive (33), rotation seat (34) top is provided with two right angle plates (35), two one side of right angle plate (35) is provided with stirring leaf (36) respectively, stirring leaf (36) both sides are crisscross to be provided with a plurality of curved bar (37), and stirring leaf (36) both sides are provided with respectively and are used for cleaning up milipore filter (2) surface and are used for scraping cleaning up clearance board (38) and scraper blade (39) of sticking material on modified blending tank (1) inner wall on curved bar (37), be provided with on stirring leaf (36) upset subassembly (310).
  2. 2. The soybean protein isolate modification apparatus according to claim 1, wherein the turnover assembly (310) comprises a drive bevel gear (3101) mounted on the top of the rotating shaft (32), two driven bevel gears (3102) are arranged on the drive bevel gear (3101), first rotating rods (3103) penetrating through stirring blades (36) are respectively arranged on one sides of the two driven bevel gears (3102), a plurality of second rotating rods (3104) are arranged on the stirring blades (36) in a staggered manner, turnover blades (3105) are arranged on the plurality of second rotating rods (3104), and a belt pulley transmission mechanism (3106) is arranged between every two adjacent second rotating rods (3104).
  3. 3. The soybean protein isolate modification apparatus as claimed in claim 1, wherein the diffusion assembly (6) comprises an air expansion port (61) arranged on the modification mixing tank (1), one end of the air expansion port (61) is provided with a protective net (62), the other end of the air expansion port (61) is communicated with an air delivery pipe (63), and the other end of the air delivery pipe (63) is communicated with a fan (64) arranged outside the modification mixing tank (1).
  4. 4. The soybean protein isolate modification apparatus as claimed in claim 1, wherein the powder feeding assembly (7) comprises a discharging hopper (71) for placing papain, a weighing device (72) is arranged at the bottom of the discharging hopper (71), an auger lifter (73) for feeding is arranged on the discharging hopper (71), and a feeding pipe (74) for injecting papain into the inner cavity of the modification mixing tank (1) is arranged at the other end of the auger lifter (73).
  5. 5. The soybean protein isolate modification apparatus as claimed in claim 1, wherein the liquid feeding assembly (8) comprises a liquid injection pipe (81) for injecting protein solution into the inner cavity of the modification mixing tank (1), and a flowmeter (82) and a valve (83) are sequentially arranged on the liquid injection pipe (81).
  6. 6. The soybean protein isolate modification apparatus as claimed in claim 1, wherein the bottoms of the two scrapers (39) are provided with circular rails (391) mounted on the bottom of the inner cavity of the modification mixing tank (1).
  7. 7. The soybean protein isolate modification apparatus as claimed in claim 1, wherein the top of the modification mixing tank (1) is provided with a plurality of vent holes (11), and the ultrafiltration membrane (2) is provided with a driving mechanism (21) mounted on the modification mixing tank (1).
  8. 8. The apparatus for modifying soy protein isolate according to claim 2, wherein the first rotating lever (3103) is in transmission connection with the second rotating lever (3104) through a pulley transmission mechanism (3106).

Description

Soybean protein isolate modification equipment Technical Field The invention relates to the technical field of modification of soy protein isolate, in particular to a soy protein isolate modifying device. Background At present, three modes of modification of the soybean protein isolate are a heat treatment method, an acid treatment method and an enzyme treatment method, in order to improve the surface water absorption, solubility and emulsibility of the soybean protein isolate, papain with a specific proportion is generally injected into a protein solution before the soybean protein isolate is separated by an ultrafiltration method, but at present, partial operators synchronously inject the protein solution and the papain into a mixing tank, the mode can cause the phenomenon that part of dry powdery papain raw materials are wrapped and agglomerated under the wrapping of the protein solution raw materials, further, the phenomenon that solid and liquid raw materials are insufficiently mixed and dry powder are difficult to mix is caused, the modification of the soybean protein isolate is finally influenced, in addition, the internal structure of the mixing tank is simpler, a single group of stirring rods are generally arranged for unidirectional stirring, the stirring efficiency is lower, and the stirring mode and the function are single. Disclosure of Invention Aiming at the defects of the prior art, the invention provides soybean protein isolate modification equipment, which solves the technical problems that the solid-liquid raw materials are insufficiently mixed due to the fact that the dry powdery papain raw materials are coated and agglomerated due to synchronous injection of the solid-liquid raw materials, so that the modification effect of the soybean protein isolate is influenced, the internal structure of a mixing tank is simpler, and the stirring mode and the function are single. In order to solve the technical problems, the invention provides the technical scheme that the soybean protein isolate modification equipment comprises a modification mixing tank, wherein an ultrafiltration membrane is arranged in an inner cavity of the modification mixing tank, a stirring and cleaning component is arranged on the surface of the ultrafiltration membrane, a baffle plate for preventing powder raw materials from contacting with a filter hole of the ultrafiltration membrane is arranged on one side of the ultrafiltration membrane, an inclined plane groove is formed in the modification mixing tank, a diffusion component for diffusing the contact area of papain and protein solution is arranged on one side of the inclined plane groove, and a powder feeding component and a liquid feeding component for injecting solid-liquid raw materials are arranged at the top of the modification mixing tank; The stirring cleaning assembly comprises a driving motor arranged at the bottom of the modified mixing tank, a rotating shaft is arranged at the top of the driving motor, an inner meshing spur gear transmission mechanism is arranged at the top of the rotating shaft, a rotating seat is sleeved on the outer side of the inner meshing spur gear transmission mechanism, two right-angle plates are arranged at the top of the rotating seat, stirring blades are respectively arranged on one sides of the right-angle plates, a plurality of curved bars are arranged on two sides of the stirring blades in a staggered mode, cleaning plates and scraping plates are arranged on the curved bars and used for cleaning the surfaces of ultrafiltration membranes and scraping adhesion matters on the inner wall of the modified mixing tank, and a turnover assembly is arranged on the stirring blades. Preferably, the turnover assembly comprises a driving bevel gear arranged at the top of the rotating shaft, two driven bevel gears are arranged on the driving bevel gear, one sides of the driven bevel gears are respectively provided with a first rotating rod penetrating through stirring blades, the stirring blades are provided with a plurality of second rotating rods in a staggered manner, the second rotating rods are provided with turnover blades, and a belt pulley transmission mechanism is arranged between every two adjacent second rotating rods. Preferably, the diffusion subassembly is including installing the expansion port on the modified mixing tank, the one end of expansion port is provided with the protection network, and the other end intercommunication of expansion port has the air duct, the other end intercommunication of air duct has the fan of installing in the outside of modified mixing tank. Preferably, the powder material loading subassembly is including the blowing hopper that is used for placing papain, the bottom of blowing hopper is provided with the weighing machine, and is provided with the screw feeder lifting machine that is used for the material loading on the blowing hopper, the other end of screw feeder lifting machine is provided wi