Rice bran dietary fiber screening device

Abstract

The invention discloses a rice bran dietary fiber screening device and relates to the technical field of centrifuges, the device comprises a workbench, the lower surface of the workbench is fixedly connected with a plurality of supporting columns, the device further comprises a centrifugal assembly, a washing assembly, a filter pressing assembly and a collecting assembly, and the upper surface of the workbench is fixedly connected with a centrifugal box through a support; the upper surface of the centrifugal box is rotationally connected with a box cover through a hinge. Through the centrifugal assembly, a solution containing dietary fibers is subjected to centrifugal operation, and the precipitation rate and the precipitation rate of the dietary fibers are increased; through the flushing assembly, waste caused by the fact that residual dietary fibers are attached to the inner side wall of the centrifugal barrel is prevented, and the discharging rate of the dietary fibers is increased; through the filter pressing assembly, the filtering speed of the dietary fibers is increased, the dietary fibers can be separated from waste liquid more quickly, the screening efficiency of the dietary fibers is improved, filtering operation is directly carried out after centrifugation is completed, and the situation that separation liquid is splashed out and wasted in the centrifugal liquid transferring process is avoided.

Description

Technical Field

[0001] The invention relates to the technical field of centrifuges, in particular to a rice bran dietary fiber screening device. Background Art

[0002] Dietary fiber can maintain normal blood sugar, blood lipid and protein levels, control weight, and prevent diabetes, coronary heart disease, etc.

[0003] Rice bran contains a large amount of soluble dietary fiber. It is usually necessary to extract dietary fiber from rice bran in the field of food research and processing. After the rice bran is pretreated, it is hydrolyzed by adding high-temperature α-amylase, and then alkaline solution is added for reaction to obtain the rice bran residue liquid after the reaction. The residue liquid is naturally precipitated to obtain rice bran insoluble dietary fiber.

[0004] According to the announcement number: CN215843619U, it relates to the field of food research technology, specifically a rice bran dietary fiber screening device. The above-mentioned rice bran dietary fiber screening device can only screen a small amount of rice bran dietary fiber, and after screening, the separation liquid in multiple test tubes needs to be filtered in sequence, which is inefficient, and the separation liquid is easily shaken and splashed during the movement of the test tube, resulting in partial waste of dietary fiber.

[0005] Based on this, a rice bran dietary fiber screening device is now provided to eliminate the drawbacks of the existing devices. Summary of the invention

[0006] The purpose of the present invention is to provide a rice bran dietary fiber screening device to solve the problem that the existing dietary fiber screening device has low screening efficiency and easily causes dietary fiber waste.

[0007] To achieve the above object, the present invention provides the following technical solutions:

[0008] The rice bran dietary fiber screening device comprises a workbench, a plurality of support columns are fixedly connected to the lower surface of the workbench, and further comprises a centrifugal assembly, a flushing assembly, a filter press assembly, and a collecting assembly. The upper surface of the workbench is fixedly connected to a centrifugal box through a bracket, the upper surface of the centrifugal box is rotatably connected to a box cover through a hinge, the inner bottom wall of the centrifugal box is rotatably connected to a centrifugal cylinder through a bearing, the side wall of the centrifugal cylinder located outside the centrifugal box is fixedly connected to a filter press box, holes are provided in the filter press box, a discharge pipe is fixedly connected to the lower surface of the filter press box, the centrifugal cylinder and the discharge pipe are communicated through the holes of the filter press box, two handles are provided on the upper surface of the box cover, the side wall of the box cover located in the centrifugal box is fixedly connected to a second fixed block, the centrifugal assembly is arranged in the centrifugal box, and is used to increase the precipitation rate of the rice bran dietary fiber, the flushing assembly is arranged in the second fixed block, and is used to flush the centrifugal assembly, the filter press assembly is arranged in the centrifugal box, and is used to separate the dietary fiber from the waste liquid, and the collecting assembly is arranged on the upper surface of the workbench, and is used to separately collect the dietary fiber from the waste liquid.

[0009] On the basis of the above technical solution, the present invention also provides the following optional technical solution:

[0010] In an optional scheme: the centrifugal assembly includes a first motor, a first rotating shaft, a first synchronous pulley, and a second synchronous pulley. The upper surface of the workbench is fixedly connected to the first motor through a bracket, the output end of the first motor is fixedly connected to the first rotating shaft, the first rotating shaft is fixedly connected to the first synchronous pulley, and the circumferential side wall of the discharge pipe is fixedly connected to the second synchronous pulley. The second synchronous pulley and the first synchronous pulley are driven by a synchronous belt.

[0011] In an optional scheme: the flushing component includes a water spray ring, a water tank, a water spray pipe, and a water inlet pipe. A water spray ring groove is provided on the lower surface of the second fixed block, a water spray ring is provided on the inner side wall of the water spray ring groove, a water tank groove is provided on the inner side wall of the water spray ring groove, a water tank groove is fixedly connected to the inner side wall of the water tank groove, the water tank is an annular box with an open lower surface, the water tank is slidably connected to the upper surface of the water spray ring, a plurality of water spray pipes are fixedly connected to the water spray ring, a water inlet pipe is fixedly connected to the inner top wall of the water tank, and the water inlet pipe extends to the outside of the box cover.

[0012] In an optional scheme: the water spray ring is rotatably connected to the inner wall of the water spray ring groove via a bearing, a gear ring cavity is opened in the second fixed block, and a gear ring is fixedly connected to the outer wall of the water spray ring, the gear ring extends through the gear ring cavity, and the top wall of the gear ring cavity is rotatably connected to the second rotating shaft through a bearing, one end of the second rotating shaft located in the gear ring cavity is fixedly connected to a third gear, the third gear is meshed with the gear ring, the second rotating shaft extends through and extends to the outside of the box cover, the upper surface of the box cover is fixedly connected to a second motor via a bracket, and the output end of the second motor is fixedly connected to the second rotating shaft.

[0013] In an optional scheme: the filter press assembly includes a threaded rod, a threaded sleeve, a third synchronous pulley, a second baffle, a filter screen, and a filter block, the upper surface of the box cover is rotatably connected to the threaded sleeve through a bearing, the circumferential side wall of the threaded sleeve is fixedly connected to the third synchronous pulley, a section of the second rotating shaft located outside the box cover is fixedly connected to the fourth synchronous pulley, the third synchronous pulley and the fourth synchronous pulley are driven by a synchronous belt, the threaded sleeve is threadedly connected to the threaded rod, a filter block groove is provided on the lower surface of the second fixed block, the filter block is slidably connected to the inner side wall of the filter block groove, the size of the filter block is consistent with the size of the hole of the filter press box, the threaded rod extends through the second fixed block and is fixedly connected to the filter block, a second baffle groove is provided in the filter press box, a second baffle is arranged in the second baffle groove, a filter screen is fixedly connected to the upper surface of the second baffle, and the filter screen is located at the hole position of the filter press box.

[0014] In an optional solution: a first fixed block is fixedly connected to the upper surface of the box cover, a limiting block is fixedly connected to the upper surface of the threaded rod, a limiting block groove is provided on the side wall of the first fixed block, and the limiting block is slidably connected to the inner side wall of the limiting block groove.

[0015] In an optional scheme: a fourth motor slot is opened in the filter press box, a fourth motor is fixedly connected to the inner side wall of the fourth motor slot, a fourth rotating shaft is rotatably connected to the inner bottom wall of the fourth motor slot through a bearing, the second baffle is slidably connected to the inner side wall of the second baffle slot, the output end of the fourth motor is fixedly connected to the fourth rotating shaft, the fourth rotating shaft extends into the second baffle slot, one end of the fourth rotating shaft located in the second baffle slot is fixedly connected to the second gear, the second baffle side wall is fixedly connected to the second rack, and the second gear is meshed with the second rack.

[0016] In an optional scheme: a first baffle groove is opened in the filter press box, a first baffle is slidably connected to the inner side wall of the first baffle groove, a first rack is fixedly connected to the side wall of the first baffle, the first baffle is located at the hole position of the filter press box, a third motor groove is opened in the filter press box, a third motor is fixedly connected to the inner side wall of the third motor groove, a third rotating shaft is fixedly connected to the output end of the third motor, the third rotating shaft and the top wall of the third motor groove are rotatably connected through a bearing, the third rotating shaft extends into the first baffle groove, one end of the third rotating shaft located in the first baffle groove is fixedly connected to the first gear, and the first gear is meshed with the first rack.

[0017] In an optional solution: the collection component includes an electric push rod and a material distribution box, the upper surface of the workbench is fixedly connected to the electric push rod, the output end of the electric push rod is fixedly connected to the material distribution box, the lower surface of the material distribution box is fixedly connected to a slider, the upper surface of the workbench is provided with a slider groove, the slider is slidably connected to the inner side wall of the slider groove, the material distribution box is a box body with an open top wall, and two collection boxes with open top walls are detachably arranged in the material distribution box.

[0018] In an optional solution: a rotating ring groove is formed on the lower surface of the second fixed block, and a rotating ring is rotatably connected to the inner side wall of the rotating ring groove via a bearing, and the rotating ring abuts against the upper surface of the centrifugal cylinder.

[0019] Compared with the prior art, the present invention has the following beneficial effects:

[0020] 1. The present invention uses a centrifugal component to centrifuge a solution containing dietary fiber, thereby accelerating the precipitation of dietary fiber in the solution and improving the precipitation rate and precipitation speed of dietary fiber.

[0021] 2. The present invention prevents residual dietary fiber from being attached to the inner wall of the centrifugal cylinder to cause waste through the flushing component, thereby improving the discharge rate of dietary fiber.

[0022] 3. The present invention improves the filtration speed of dietary fiber through the filter press component, so that the dietary fiber can be separated from the waste liquid more quickly, thereby improving the screening efficiency of dietary fiber. Moreover, the filtration operation is directly performed after the centrifugation is completed, thereby avoiding the splashing and waste of the separation liquid during the transfer of the centrifugal liquid. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a structural schematic diagram of the present invention.

[0024] Figure 2 It is a schematic diagram of the centrifuge box of the present invention.

[0025] Figure 3 It is a schematic diagram of the internal overall structure of the present invention.

[0026] Figure 4 For the present invention Figure 2 Enlarged view of point A in the middle.

[0027] Figure 5 For the present invention Figure 3 Enlarged view of point B in the middle.

[0028] Figure 6 For the present invention Figure 3 Enlarged view of center C.

[0029] Figure 7 It is a schematic diagram of the internal structure of the centrifuge box of the present invention.

[0030] Figure 8 It is a schematic diagram of the filter press of the present invention.

[0031] Fig. 9 It is a schematic diagram of the internal structure of the filter press box of the present invention.

[0032] Notes on figure numbers: 1 workbench, 2 support column, 3 centrifugal box, 4 box cover, 5 first fixed block, 6 electric push rod, 7 material distribution box, 8 first motor, 9 first rotating shaft, 10 first synchronous pulley, 11 second synchronous pulley, 12 limit block, 13 threaded rod, 14 threaded sleeve, 15 third synchronous pulley, 16 fourth synchronous pulley, 17 second motor, 18 second rotating shaft, 19 filter press box, 20 first baffle, 21 third motor, 22 third rotating shaft, 23 first gear, 24 second baffle, 25 second gear, 26 fourth motor, 27 fourth rotating shaft, 28 filter screen, 29 water spray ring, 30 water tank, 31 rotating ring, 32 second fixed block, 33 third gear, 34 water spray pipe, 35 gear ring, 36 discharge pipe, 37 filter press block, 38 centrifugal cylinder, 39 slider, 40 water inlet pipe, 41 first rack, 42 ​​second rack. DETAILED DESCRIPTION

[0033] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments.

[0034] In one embodiment, Figure 1-Figure 9As shown, the rice bran dietary fiber screening device comprises a workbench 1, a plurality of support columns 2 are fixedly connected to the lower surface of the workbench 1, and also comprises a centrifugal assembly, a flushing assembly, a filter press assembly, and a collecting assembly. A centrifugal box 3 is fixedly connected to the upper surface of the workbench 1 through a bracket, a box cover 4 is rotatably connected to the upper surface of the centrifugal box 3 through a hinge, a centrifugal cylinder 38 is rotatably connected to the inner bottom wall of the centrifugal box 3 through a bearing, a filter press box 19 is fixedly connected to the side wall of the centrifugal cylinder 38 located outside the centrifugal box 3, a hole is opened in the filter press box 19, and a discharge pipe 36 is fixedly connected to the lower surface of the filter press box 19 The centrifugal cylinder 38 and the discharge pipe 36 are connected through the holes of the filter press box 19. Two handles are arranged on the upper surface of the box cover 4. The side wall of the box cover 4 located in the centrifugal box 3 is fixedly connected with a second fixed block 32. The centrifugal assembly is arranged in the centrifugal box 3 to increase the precipitation rate of rice bran dietary fiber. The flushing assembly is arranged in the second fixed block 32 to flush the centrifugal assembly. The filter press assembly is arranged in the centrifugal box 3 to separate the dietary fiber from the waste liquid. The collecting assembly is arranged on the upper surface of the workbench 1 to collect the dietary fiber and the waste liquid separately.

[0035] In one embodiment, Figure 1 and Figure 2 As shown, the centrifugal assembly includes a first motor 8, a first rotating shaft 9, a first synchronous pulley 10, and a second synchronous pulley 11. The upper surface of the workbench 1 is fixedly connected to the first motor 8 through a bracket, the output end of the first motor 8 is fixedly connected to the first rotating shaft 9, the first rotating shaft 9 is fixedly connected to the first synchronous pulley 10, and the circumferential side wall of the discharge pipe 36 is fixedly connected to the second synchronous pulley 11. The second synchronous pulley 11 and the first synchronous pulley 10 are driven by a synchronous belt. First, open the box cover 4, pour the pretreated rice bran solution, amylase and alkali solution into the centrifugal cylinder 38, close the box cover 4, and the rotating ring 31 of the box cover 4 contacts the upper surface of the centrifugal cylinder 38 to prevent the solution in the centrifugal cylinder 38 from splashing out during the centrifugation process, resulting in partial waste of the solution. Start the first motor 8, the first motor 8 drives the first rotating shaft 9 to rotate, the first rotating shaft 9 drives the first synchronous pulley 10 to rotate, the first synchronous pulley 10 drives the discharge pipe 36 to rotate through the synchronous belt, the discharge pipe 36 drives the filter press box 19 to rotate, the filter press box 19 drives the centrifugal cylinder 38 to rotate, and a centrifugal operation is performed to accelerate the precipitation of dietary fiber in the solution and improve the precipitation rate and precipitation speed of dietary fiber.

[0036] In one embodiment, Figure 5As shown, the flushing assembly includes a water spray ring 29, a water tank 30, a water spray pipe 34, and a water inlet pipe 40. The lower surface of the second fixed block 32 is provided with a water spray ring groove, the inner side wall of the water spray ring groove is provided with a water spray ring 29, the inner side wall of the water spray ring groove is provided with a water tank groove, the inner side wall of the water tank groove is fixedly connected with a water tank 30, the water tank 30 is an annular box with an open lower surface, the water tank 30 is slidably connected to the upper surface of the water spray ring 29, a plurality of water spray pipes 34 are fixedly connected to the water spray ring 29, the inner top wall of the water tank 30 is fixedly connected with a water inlet pipe 40, and the water inlet pipe 40 extends to the outside of the box cover 4. Water is poured into the water tank 30 from the water inlet pipe 40, and the water is sprayed from the water spray pipe 34 to clean the inner side wall of the centrifugal cylinder 38.

[0037] In one embodiment, Figure 5 As shown, the water spray ring 29 is rotatably connected to the inner wall of the water spray ring groove through a bearing, a toothed ring cavity is provided in the second fixed block 32, a toothed ring 35 is fixedly connected to the outer wall of the water spray ring 29, the toothed ring 35 extends through the toothed ring cavity, the top wall of the toothed ring cavity is rotatably connected to the second rotating shaft 18 through a bearing, one end of the second rotating shaft 18 located in the toothed ring cavity is fixedly connected to the third gear 33, the third gear 33 is meshed with the toothed ring 35, the second rotating shaft 18 extends through the outside of the box cover 4, the upper surface of the box cover 4 is fixedly connected to the second motor 17 through a bracket, and the output end of the second motor 17 is fixedly connected to the second rotating shaft 18. When the second motor 17 is started, the second motor 17 drives the second rotating shaft 18 to rotate, the second rotating shaft 18 drives the third gear 33 to rotate, the third gear 33 drives the toothed ring 35 to rotate, the toothed ring 35 drives the water spray ring 29 to rotate, and the inner wall of the centrifugal cylinder 38 is cleaned by rotating water spraying, thereby improving the cleaning effect and preventing residual dietary fiber from being attached to the inner wall of the centrifugal cylinder 38, causing waste.

[0038] In one embodiment, Figure 7 and Figure 8As shown, the filter press assembly includes a threaded rod 13, a threaded sleeve 14, a third synchronous pulley 15, a second baffle 24, a filter screen 28, and a filter press block 37. The upper surface of the box cover 4 is rotatably connected to the threaded sleeve 14 through a bearing, and the circumferential side wall of the threaded sleeve 14 is fixedly connected to the third synchronous pulley 15. A section of the second rotating shaft 18 located outside the box cover 4 is fixedly connected to the fourth synchronous pulley 16. The third synchronous pulley 15 and the fourth synchronous pulley 16 are driven by a synchronous belt. The threaded sleeve 14 is threadedly connected to the threaded sleeve 14. Rod 13, the lower surface of the second fixed block 32 is provided with a filter block groove, the inner side wall of the filter block groove is slidably connected with a filter block 37, the size of the filter block 37 is consistent with the hole size of the filter press box 19, the threaded rod 13 extends through the second fixed block 32 and is fixedly connected with the filter block 37, the filter press box 19 is provided with a second baffle groove, the second baffle 24 is arranged in the second baffle groove, the upper surface of the second baffle 24 is penetrated and fixedly connected with a filter screen 28, and the filter screen 28 is located at the hole position of the filter press box 19. The second rotating shaft 18 drives the fourth synchronous pulley 16 to rotate, the fourth synchronous pulley 16 drives the third synchronous pulley 15 to rotate through the synchronous belt, the third synchronous pulley 15 drives the threaded sleeve 14 to rotate, the threaded sleeve 14 drives the threaded rod 13 to descend, the threaded rod 13 drives the filter block 37 to descend, and the filter block 37 filters the dietary fiber on the filter screen 28 to improve the filtering speed of the dietary fiber.

[0039] In one embodiment, Figure 2 and Figure 3 As shown, the upper surface of the box cover 4 is fixedly connected with the first fixed block 5, the upper surface of the threaded rod 13 is fixedly connected with the limit block 12, the side wall of the first fixed block 5 is provided with a limit block groove, and the limit block 12 is slidably connected with the inner side wall of the limit block groove. The limit block 12 is arranged on the top of the threaded rod 13, and the first fixed block 5 limits the limit block 12 so that it can only slide up and down, so as to prevent the threaded rod 13 from rotating at the same time during the lowering process, which affects the lowering of the threaded rod 13.

[0040] In one embodiment, Figure 8 and Fig. 9As shown, a fourth motor slot is provided in the filter press box 19, and a fourth motor 26 is fixedly connected to the inner side wall of the fourth motor slot, and a fourth rotating shaft 27 is rotatably connected to the inner bottom wall of the fourth motor slot through a bearing, and the second baffle 24 is slidably connected to the inner side wall of the second baffle slot, and the output end of the fourth motor 26 is fixedly connected to the fourth rotating shaft 27, and the fourth rotating shaft 27 extends through the second baffle slot, and one end of the fourth rotating shaft 27 located in the second baffle slot is fixedly connected to the second gear 25, and the side wall of the second baffle 24 is fixedly connected to the second gear 42, and the second gear 25 is meshed with the second gear 42. Start the fourth motor 26, the fourth motor 26 drives the fourth rotating shaft 27 to rotate, the fourth rotating shaft 27 drives the second gear 25 to rotate, and the second gear 25 drives the second baffle 24 to move by cooperating with the second gear 42, and during the movement of the second baffle 24 into the second baffle slot, the dietary fiber on the filter screen 28 is scraped off by the side wall of the second baffle slot.

[0041] In one embodiment, Figure 8 and Fig. 9 As shown, a first baffle groove is provided in the filter press box 19, and a first baffle 20 is slidably connected to the inner side wall of the first baffle groove, and a first rack 41 is fixedly connected to the side wall of the first baffle 20. The first baffle 20 is located at the hole position of the filter press box 19. A third motor groove is provided in the filter press box 19, and a third motor 21 is fixedly connected to the inner side wall of the third motor groove. A third rotating shaft 22 is fixedly connected to the output end of the third motor 21. The third rotating shaft 22 is connected to the top wall of the third motor groove through a bearing for rotation. The third rotating shaft 22 extends into the first baffle groove, and one end of the third rotating shaft 22 located in the first baffle groove is fixedly connected to the first gear 23, which meshes with the first rack 41. After the sedimentation is complete, the third motor 21 is started, and the third motor 21 drives the third rotating shaft 22 to rotate, and the third rotating shaft 22 drives the first gear 23 to rotate, and the first gear 23 drives the first baffle 20 to move, so that the first baffle 20 no longer blocks the hole of the filter press box 19.

[0042] In one embodiment, Figure 2 and Figure 3 As shown, the collecting assembly includes an electric push rod 6 and a material distribution box 7. The upper surface of the workbench 1 is fixedly connected with the electric push rod 6, the output end of the electric push rod 6 is fixedly connected with the material distribution box 7, the lower surface of the material distribution box 7 is fixedly connected with a slider 39, the upper surface of the workbench 1 is provided with a slider groove, the slider 39 is slidably connected with the inner side wall of the slider groove, the material distribution box 7 is a box body with an open top wall, and two collection boxes with open top walls are detachably arranged in the material distribution box 7. Waste liquid falls into one of the collection boxes of the material distribution box 7, and dietary fiber falls into the other collection box.

[0043] In one embodiment, Figure 5As shown, a rotating ring groove is provided on the lower surface of the second fixed block 32, and a rotating ring 31 is rotatably connected to the inner side wall of the rotating ring groove through a bearing, and the rotating ring 31 abuts against the upper surface of the centrifugal cylinder 38. When the box cover 4 is closed, the rotating ring 31 of the box cover 4 contacts the upper surface of the centrifugal cylinder 38 to prevent the solution in the centrifugal cylinder 38 from splashing out during the centrifugation process, resulting in partial waste of the solution.

[0044] The above embodiment discloses a rice bran dietary fiber screening device, firstly, the box cover 4 is opened, the pretreated rice bran solution, amylase and alkali solution are poured into the centrifugal drum 38, the box cover 4 is closed, the rotating ring 31 of the box cover 4 contacts the upper surface of the centrifugal drum 38 to prevent the solution in the centrifugal drum 38 from splashing out during the centrifugal process, resulting in partial solution waste, the first motor 8 is started, the first motor 8 drives the first rotating shaft 9 to rotate, the first rotating shaft 9 drives the first synchronous pulley 10 to rotate, the first synchronous pulley 10 drives the discharge pipe 36 to rotate through the synchronous belt, the discharge pipe 36 drives the filter press box 19 to rotate, the filter press box 19 drives the centrifugal drum 38 to rotate, and a centrifugal operation is performed to accelerate the precipitation of dietary fiber in the solution, and improve the precipitation rate and precipitation rate of dietary fiber;

[0045] After the precipitation is complete, the third motor 21 is started, the third motor 21 drives the third rotating shaft 22 to rotate, the third rotating shaft 22 drives the first gear 23 to rotate, the first gear 23 drives the first baffle 20 to move, the first baffle 20, so that the first baffle 20 no longer blocks the holes of the filter press box 19, so that the solution enters the holes of the filter press box 19, the filter screen 28 filters the dietary fiber in the solution, the waste liquid flows out from the discharge pipe 36, and flows into one of the collection boxes of the distribution box 7, the water is poured into the water tank 30 from the water inlet pipe 40, and the water is sprayed from the water spray pipe 34 to clean the inner wall of the centrifugal cylinder 38, the second motor 17 is started, and the third The second motor 17 drives the second rotating shaft 18 to rotate, the second rotating shaft 18 drives the third gear 33 to rotate, the third gear 33 drives the gear ring 35 to rotate, the gear ring 35 drives the water spray ring 29 to rotate, and the inner wall of the centrifugal cylinder 38 is rotated and sprayed with water to improve the cleaning effect and prevent residual dietary fiber from adhering to the inner wall of the centrifugal cylinder 38 to cause waste. At the same time, the second rotating shaft 18 drives the fourth synchronous pulley 16 to rotate, the fourth synchronous pulley 16 drives the third synchronous pulley 15 to rotate through the synchronous belt, the third synchronous pulley 15 drives the threaded sleeve 14 to rotate, the threaded sleeve 14 drives the threaded rod 13 to descend, and the top of the threaded rod 13 is set The limiting block 12 and the first fixed block 5 limit the limiting block 12 so that it can only slide up and down to prevent the threaded rod 13 from rotating at the same time during the lowering process, which affects the descent of the threaded rod 13. The threaded rod 13 drives the filter press block 37 to descend, and the filter press block 37 filters the dietary fiber on the filter screen 28 to increase the filtering speed of the dietary fiber. During this process, the water spraying pipe 34 sprays water for only a short period of time, and the filter press block 37 has not yet entered the hole of the filter press box 19. After the filtration is completed, the electric push rod 6 is started, and the electric push rod 6 drives the distribution box 7 to move, and another collection box is moved to the bottom of the discharge pipe 36, and the electric push rod 6 is started. The fourth motor 26 is driven, and the fourth motor 26 drives the fourth rotating shaft 27 to rotate, and the fourth rotating shaft 27 drives the second gear 25 to rotate, and the second gear 25 drives the second baffle 24 to move by cooperating with the second rack 42. During the movement of the second baffle 24 into the second baffle groove, the side wall of the second baffle groove scrapes the dietary fiber on the filter screen 28, and the dietary fiber falls from the hole of the discharge pipe 36 into another collecting box of the distribution box 7, thereby completing the screening of the dietary fiber. After centrifugation, the filtration is directly performed, and there is no need to transport the precipitated solution after centrifugation to other places for filtration operation, thereby avoiding the waste of dietary fiber caused by changing containers during transportation.

[0046] The above is only a specific embodiment of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any person skilled in the art who is familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present disclosure, which should be included in the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be based on the protection scope of the claims.

Claims

1. A rice bran dietary fiber screening device, comprising a workbench (1), wherein a plurality of support columns (2) are fixedly connected to the lower surface of the workbench (1), characterized in that: The centrifugal machine also comprises a centrifugal assembly, a flushing assembly, a filter press assembly and a collecting assembly. The upper surface of the workbench (1) is fixedly connected to a centrifugal box (3) via a bracket. The upper surface of the centrifugal box (3) is rotatably connected to a box cover (4) via a hinge. The inner bottom wall of the centrifugal box (3) is rotatably connected to a centrifugal cylinder (38) via a bearing. The side wall of the centrifugal cylinder (38) located outside the centrifugal box (3) is fixedly connected to a filter press box (19). A hole is provided in the filter press box (19). The lower surface of the filter press box (19) is fixedly connected to a discharge pipe (36). The centrifugal cylinder (38) and the discharge pipe (36) are connected via a The holes of the filter press box (19) are connected, the upper surface of the box cover (4) is provided with two handles, the side wall of the box cover (4) located in the centrifugal box (3) is fixedly connected to a second fixed block (32), the centrifugal component is arranged in the centrifugal box (3) for increasing the precipitation rate of rice bran dietary fiber, the flushing component is arranged in the second fixed block (32) for flushing the centrifugal component, the filter press component is arranged in the centrifugal box (3) for conveniently separating dietary fiber from waste liquid, and the collecting component is arranged on the upper surface of the workbench (1) for separately collecting dietary fiber and waste liquid.

2. The rice bran dietary fiber screening device according to claim 1, characterized in that: The centrifugal assembly comprises a first motor (8), a first rotating shaft (9), a first synchronous pulley (10), and a second synchronous pulley (11); the upper surface of the workbench (1) is fixedly connected to the first motor (8) via a bracket; the output end of the first motor (8) is fixedly connected to the first rotating shaft (9); the first rotating shaft (9) is fixedly connected to the first synchronous pulley (10); the circumferential side wall of the discharge pipe (36) is fixedly connected to the second synchronous pulley (11); the second synchronous pulley (11) and the first synchronous pulley (10) are driven by a synchronous belt.

3. The rice bran dietary fiber screening device according to claim 2, characterized in that: The flushing assembly comprises a water spray ring (29), a water tank (30), a water spray pipe (34), and a water inlet pipe (40). The lower surface of the second fixed block (32) is provided with a water spray ring groove, the inner side wall of the water spray ring groove is provided with a water spray ring (29), the inner side wall of the water spray ring groove is provided with a water tank groove, the inner side wall of the water tank groove is fixedly connected with a water tank (30), the water tank (30) is an annular box with an open lower surface, the water tank (30) is slidably connected to the upper surface of the water spray ring (29), a plurality of water spray pipes (34) are fixedly connected to the water spray ring (29), the inner top wall of the water tank (30) is fixedly connected with a water inlet pipe (40), and the water inlet pipe (40) extends to the outside of the box cover (4).

4. The rice bran dietary fiber screening device according to claim 3, characterized in that: The water spray ring (29) is rotatably connected to the inner wall of the water spray ring groove via a bearing; a gear ring cavity is provided in the second fixed block (32); a gear ring (35) is fixedly connected to the outer wall of the water spray ring (29); the gear ring (35) extends through the gear ring cavity; a second rotating shaft (18) is rotatably connected to the top wall of the gear ring cavity via a bearing; one end of the second rotating shaft (18) located in the gear ring cavity is fixedly connected to a third gear (33); the third gear (33) meshes with the gear ring (35); the second rotating shaft (18) extends through the outer side of the box cover (4); a second motor (17) is fixedly connected to the upper surface of the box cover (4) via a bracket; an output end of the second motor (17) is fixedly connected to the second rotating shaft (18).

5. The rice bran dietary fiber screening device according to claim 4, characterized in that: The filter press assembly comprises a threaded rod (13), a threaded sleeve (14), a third synchronous belt pulley (15), a second baffle (24), a filter screen (28), and a filter press block (37); the upper surface of the box cover (4) is rotatably connected to the threaded sleeve (14) via a bearing; the circumferential side wall of the threaded sleeve (14) is fixedly connected to the third synchronous belt pulley (15); a section of the second rotating shaft (18) located outside the box cover (4) is fixedly connected to the fourth synchronous belt pulley (16); the third synchronous belt pulley (15) and the fourth synchronous belt pulley (16) are driven by a synchronous belt; the threaded sleeve (14) is threadedly connected to the threaded rod (13), a filter block groove is provided on the lower surface of the second fixed block (32), a filter block (37) is slidably connected to the inner wall of the filter block groove, the size of the filter block (37) is consistent with the size of the hole of the filter press box (19), the threaded rod (13) extends through the second fixed block (32) and is fixedly connected to the filter block (37), a second baffle groove is provided in the filter press box (19), a second baffle (24) is arranged in the second baffle groove, a filter screen (28) is fixedly connected to the upper surface of the second baffle (24), and the filter screen (28) is located at the hole position of the filter press box (19).

6. The rice bran dietary fiber screening device according to claim 5, characterized in that: The upper surface of the box cover (4) is fixedly connected with a first fixed block (5), the upper surface of the threaded rod (13) is fixedly connected with a limiting block (12), a side wall of the first fixed block (5) is provided with a limiting block groove, and the limiting block (12) is slidably connected with the inner side wall of the limiting block groove.

7. The rice bran dietary fiber screening device according to claim 6, characterized in that: A fourth motor slot is provided in the filter press box (19), a fourth motor (26) is fixedly connected to the inner side wall of the fourth motor slot, a fourth rotating shaft (27) is rotatably connected to the inner bottom wall of the fourth motor slot via a bearing, the second baffle plate (24) is slidably connected to the inner side wall of the second baffle plate slot, an output end of the fourth motor (26) is fixedly connected to the fourth rotating shaft (27), the fourth rotating shaft (27) extends through the second baffle plate slot, one end of the fourth rotating shaft (27) located in the second baffle plate slot is fixedly connected to a second gear (25), a side wall of the second baffle plate (24) is fixedly connected to a second rack (42), and the second gear (25) meshes with the second rack (42).

8. The rice bran dietary fiber screening device according to claim 7, characterized in that: The filter press box (19) is provided with a first baffle groove, the inner side wall of the first baffle groove is slidably connected with a first baffle (20), the side wall of the first baffle (20) is fixedly connected with a first rack (41), the first baffle (20) is located at a hole position of the filter press box (19), the filter press box (19) is provided with a third motor groove, the inner side wall of the third motor groove is fixedly connected with a third motor (21), the output end of the third motor (21) is fixedly connected with a third rotating shaft (22), the third rotating shaft (22) is rotatably connected to the inner top wall of the third motor groove through a bearing, the third rotating shaft (22) extends into the first baffle groove, one end of the third rotating shaft (22) located in the first baffle groove is fixedly connected with a first gear (23), and the first gear (23) is meshed with the first rack (41).

9. The rice bran dietary fiber screening device according to claim 8, characterized in that: The collecting assembly comprises an electric push rod (6) and a material distribution box (7); the upper surface of the workbench (1) is fixedly connected with the electric push rod (6); the output end of the electric push rod (6) is fixedly connected with the material distribution box (7); the lower surface of the material distribution box (7) is fixedly connected with a slider (39); the upper surface of the workbench (1) is provided with a slider groove; the slider (39) is slidably connected to the inner side wall of the slider groove; the material distribution box (7) is a box body with an open top wall; and two collection boxes with open top walls are detachably arranged in the material distribution box (7).

10. The rice bran dietary fiber screening device according to claim 5, characterized in that: A rotating ring groove is formed on the lower surface of the second fixed block (32), and a rotating ring (31) is rotatably connected to the inner wall of the rotating ring groove via a bearing, and the rotating ring (31) abuts against the upper surface of the centrifugal cylinder (38).

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