Rice sieving device with material homogenizing function
By introducing the feed outlet, guide frame and servo motor drive homogenization pipe structure in the rice screening device, the problem of unevenly falling of rice in the prior art is solved, and effective removal of light impurities and uniform rice is achieved. Arrangement improves screening efficiency and product quality.
Patent Information
- Application Number
- CN202420027944.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-01-05
- Publication Date
- 2024-12-13
- Estimated Expiration
- 2034-01-05
AI Technical Summary
When the existing rice sieving device removes light impurities, it is difficult to achieve uniform sieving of rice, resulting in impurities residues and uneven screening.
A rice screening device with equalizing function was designed, using a feed outlet, a guide frame, a feed pipe and a discharge hole structure driven by a servo motor. Light impurities are blown away by a blower, and the servo motor is used to drive the equalization of the same. Rotate the feed pipe so that the rice falls evenly on the screening block.
Effectively remove light impurities, prevent overflow, and achieve uniform sieve of rice through uniform discharge holes to avoid accumulation, improving screening efficiency and product quality.
Smart Images
Figure CN222152904U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of rice production, in particular to a rice screening device with a material equalization function. Background Art
[0002] Rice is a finished product made from paddy rice after processes such as cleaning, husking, milling, and finished product finishing. During rice production, impurities in the rice need to be screened and filtered. Existing rice screening devices, such as a rice impurity screening device with publication number CN218797371U, have a material balancing function, including a screening box, on which a screening component is arranged, the screening component includes a blower, a material guide table, and a screening net, and the screening box is provided with a material balancing component, which includes: a material balancing pipe, the material balancing pipe is movably installed inside the screening box, and the material balancing pipe is composed of two inverted V-shaped pipes; a material guide head, the material guide head is evenly arranged at the bottom of the material balancing pipe; a spring, four springs for driving the material balancing pipe are arranged inside the screening box; and a positioning shaft, four positioning shafts for positioning the spring are arranged inside the screening box.
[0003] After the above device blows away the light impurities in the rice through the blower, the rice will enter the material balancing pipe, but the light impurities will remain inside the screening box, and the rice in the guide pipe will fall on the screening net through the guide head. Although the position of the guide head is fixed, it is difficult for the rice to fall evenly on the screening net. For this reason, we propose a rice screening device with material balancing function. Utility Model Content
[0004] The utility model aims to provide a rice screening device with a material balancing function, comprising a screening box, a material outlet is provided on the screening box, a material guide frame is installed on the outer wall of the screening box and on the material outlet, a triangular plate is fixedly installed on the top of the screening box, a through hole provided in the middle of the triangular plate is connected to a conduit at the bottom, a limiting ring is fixedly connected to the outer wall of the conduit, and a material balancing component is rotatably connected to the outer wall of the conduit and the limiting ring;
[0005] The material equalizing assembly includes a material equalizing pipe, the top of which is connected to a conduit, the top of which is fixedly connected to a limiting groove ring, the limiting ring is rotatably clamped in the limiting groove of the limiting groove ring, and a plurality of evenly distributed discharge holes are provided at the bottom of the material equalizing pipe.
[0006] Preferably: a supporting rotating rod is fixedly connected to the middle position of the bottom of the material equalizing pipe, the bottom of the supporting rotating rod movably passes through the inner side of the screening block and is fixedly connected to the driving end of the servo motor, the servo motor is installed at the bottom end of the inner wall of the screening box, a plurality of heat dissipation holes are opened at the bottom of the screening box near the servo motor, and support legs are installed at the four corners of the bottom of the screening box.
[0007] Preferably, two groups of tempered glass plates are fixedly mounted on the top of the triangular plate, and both ends of the tempered glass plates are fixedly connected to the inner wall of the screening box.
[0008] Preferably, a top cover is installed on the top of the two groups of tempered glass plates, a feed pipe is penetrated through the inner side of the top cover, and a plurality of groups of spoilers are staggeredly arranged on the inner wall of the feed pipe, and the spoilers are inclined downward.
[0009] Preferably, a blower is provided on the screening box, and the height of the blower is kept at the same level as the discharge port.
[0010] Preferably, a discharge frame opening is provided at the lower end of each of the four sides of the screening box, and a movable door is movably installed on the discharge frame opening through a hinge.
[0011] Preferably, four groups of partition plates are fixedly connected to the top of the screening block.
[0012] Compared with the prior art, the beneficial effects of the utility model are:
[0013] The utility model discharges light impurities outwards through the material discharge port, and prevents light impurities from overflowing through the material guide frame. When in use, a bag can be put on the material guide frame to collect light impurities conveniently. The screened rice enters the material equalizing pipe through the guide tube, and the servo motor is started to drive the supporting rotating rod to rotate. The rotation of the supporting rotating rod drives the material equalizing pipe to rotate. The rotation of the material equalizing pipe prevents the rice inside the material equalizing pipe from piling up and is gradually discharged from the material discharge hole. The rotation of the material equalizing pipe makes the rice fall on various positions on the screening block and can evenly fall on the screening block. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 It is a schematic diagram of the structure of the utility model;
[0015] Figure 2 It is a partial structural schematic diagram of the utility model;
[0016] Figure 3 It is a schematic diagram of the material equalization component;
[0017] Figure 4 It is a schematic diagram of partial structural decomposition of the utility model;
[0018] Figure 5 This is a schematic diagram of the connection between the triangle plate and two sets of tempered glass panels;
[0019] Figure 6 Schematic diagram of the interior of the feed pipe.
[0020] In the figure: 1. screening box; 2. discharge port; 3. material guide frame; 4. triangular plate; 5. through hole; 6. conduit; 7. material distribution assembly; 701. material distribution pipe; 702. limiting groove ring; 703. discharge hole; 8. limiting ring; 9. supporting rotating rod; 10. screening block; 11. servo motor; 12. heat dissipation hole; 13. supporting leg; 14. tempered glass plate; 15. top cover; 16. feed pipe; 17. spoiler; 18. blower; 19. discharge frame opening; 20. movable door; 21. partition plate. DETAILED DESCRIPTION
[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0022] See also Figure 1 - Figure 6 The figure shows a rice screening device with a material balancing function of the utility model, comprising a screening box 1, a material outlet 2 is provided on the screening box 1, a material guide frame 3 is installed on the outer wall of the screening box 1 and on the material outlet 2, a triangular plate 4 is fixedly installed on the top of the screening box 1, a through hole 5 provided in the middle of the triangular plate 4 is connected to a conduit 6 at the bottom, the outer wall of the conduit 6 is fixedly connected to a limiting ring 8, and the outer walls of the conduit 6 and the limiting ring 8 are rotatably connected to a material balancing component 7;
[0023] The material equalizing component 7 includes a material equalizing tube 701, the top of which is connected to the conduit 6, the top of which is fixedly connected to a limiting groove ring 702, the limiting ring 8 is rotatably clamped in the limiting groove of the limiting groove ring 702, and a plurality of groups of evenly distributed discharge holes 703 are provided at the bottom of the material equalizing tube 701. After the rice enters the material equalizing tube 701, it will be discharged from the discharge holes 703; the limiting ring 8 is rotatably clamped in the limiting groove of the limiting groove ring 702, so that the conduit 6 can be stably rotated and connected to the material equalizing component 7.
[0024] The supporting rotating rod 9 is fixedly connected to the middle position of the bottom of the equalizing tube 701. The bottom of the supporting rotating rod 9 movably passes through the inner side of the screening block 10 and is fixedly connected to the driving end of the servo motor 11. The servo motor 11 is installed at the bottom end of the inner wall of the screening box 1. A plurality of heat dissipation holes 12 are provided at the bottom of the screening box 1 near the servo motor 11. Support legs 13 are installed at the four corners of the bottom of the screening box 1. The servo motor 11 is started to drive the supporting rotating rod 9 to rotate. The rotation of the supporting rotating rod 9 drives the equalizing tube 701 to rotate. The rotation of the equalizing tube 701 prevents the rice inside the equalizing tube 701 from piling up and being gradually discharged from the discharge hole 703. The equalizing tube 701 rotates so that the rice falls on various positions on the screening block 10 and can fall evenly on the screening block 10. The screening block 10 is a quadrangular pyramid structure. The heat dissipation holes 12 are provided to facilitate the heat dissipation of the servo motor 11 when working. The screening box 1 is supported by the supporting legs 13.
[0025] Two groups of tempered glass plates 14 are fixedly installed on the top of the triangular plate 4, and both ends of the tempered glass plates 14 are fixedly connected to the inner wall of the screening box 1. Through the two groups of tempered glass plates 14, it is convenient to check the working status of the blower 18 in real time when it is working.
[0026] A top cover 15 is installed on the top of the two groups of tempered glass plates 14, and a feed pipe 16 is penetrated through the inner side of the top cover 15. A plurality of groups of spoilers 17 are staggered on the inner wall of the feed pipe 16. The spoilers 17 are tilted downward. The staggered spoilers 17 can slow down the overall sliding process of rice feeding to ensure sufficient screening time for the rice in the later stage.
[0027] The screening box 1 is provided with a blower 18, and the height of the blower 18 is kept at the same level as the discharge port 2. The blower 18 is started to blow away the light impurities in the rice. The light impurities can be discharged outward through the discharge port 2, and the light impurities are prevented from overflowing through the material guide frame 3. When in use, a bag can be put on the material guide frame 3 to facilitate the collection of light impurities.
[0028] The lower ends of the four sides of the screening box 1 are all provided with discharge frame openings 19 , and movable doors 20 are movably installed on the discharge frame openings 19 through hinges. The screened rice is discharged through the four groups of discharge frame openings 19 , and the discharge frame openings 19 can be blocked by the movable doors 20 .
[0029] Four groups of partition plates 21 are fixedly connected to the top of the screening block 10 , and the four groups of partition plates 21 are provided to assist the rice in discharging the screened rice from the four groups of discharge frame openings 19 .
[0030] The working principle of the utility model is as follows: when in use, the rice is poured into the feed pipe 16, and the spoiler 17 is offset in the feed pipe 16 to slow down the overall downward sliding process of the rice when it is fed, so as to ensure that the rice has sufficient screening time in the later stage, and the blower 18 is started to blow away the light impurities in the rice, and the light impurities can be discharged outwardly through the discharge port 2, and the light impurities are prevented from overflowing by the material guide frame 3. When in use, a bag can be put on the material guide frame 3 to facilitate the collection of light impurities; the screened rice enters the equalizing pipe 701 through the conduit 6, and the servo motor 11 is started to drive the supporting rotating rod 9 to rotate, and the rotation of the supporting rotating rod 9 drives the equalizing pipe 701 to rotate, and the rotation of the equalizing pipe 701 prevents the rice inside the equalizing pipe 701 from piling up and being gradually discharged from the discharge hole 703, and the equalizing pipe 701 rotates, so that the rice falls on various positions on the screening block 10 and can fall evenly on the screening block 10.
[0031] The above content is a further detailed description of the utility model in combination with specific implementation methods. It cannot be determined that the specific implementation of the utility model is limited to these descriptions. For ordinary technicians in the technical field to which the utility model belongs, without departing from the concept of the utility model, they can also make several simple deductions or substitutions, which should be regarded as belonging to the scope of protection determined by the claims submitted for the utility model.
Claims
1. A rice screening device with a material balancing function, comprising a screening box (1), characterized in that: The screening box (1) is provided with a material outlet (2), a material guide frame (3) is installed on the outer wall of the screening box (1) and on the material outlet (2), a triangular plate (4) is fixedly installed on the top of the screening box (1), a through hole (5) provided in the middle of the triangular plate (4) is connected to a conduit (6) at the bottom, the outer wall of the conduit (6) is fixedly connected to a limiting ring (8), and the outer walls of the conduit (6) and the limiting ring (8) are rotatably connected to a material distribution assembly (7); The material balancing component (7) comprises a material balancing tube (701), the top end of the material balancing tube (701) is connected to the conduit (6), the top of the material balancing tube (701) is fixedly connected to a limiting groove ring (702), the limiting ring (8) is rotatably engaged in the limiting groove of the limiting groove ring (702), and a plurality of evenly distributed discharge holes (703) are provided at the bottom of the material balancing tube (701).
2. A rice screening device with a material equalization function according to claim 1, characterized in that: A supporting rotating rod (9) is fixedly connected to the middle position of the bottom of the material equalizing pipe (701); the bottom of the supporting rotating rod (9) movably passes through the inner side of the screening block (10) and is fixedly connected to the driving end of the servo motor (11); the servo motor (11) is installed at the bottom end of the inner wall of the screening box (1); a plurality of heat dissipation holes (12) are provided at the bottom of the screening box (1) near the servo motor (11); and supporting legs (13) are installed at the four corners of the bottom of the screening box (1).
3. The rice screening device with material equalization function according to claim 1, characterized in that: Two groups of tempered glass plates (14) are fixedly mounted on the top of the triangular plate (4), and both ends of the tempered glass plates (14) are fixedly connected to the inner wall of the screening box (1).
4. A rice screening device with a material equalization function according to claim 3, characterized in that: A top cover (15) is installed on the top of the two groups of tempered glass plates (14), a feed pipe (16) is penetrated through the inner side of the top cover (15), and a plurality of groups of spoilers (17) are staggeredly arranged on the inner wall of the feed pipe (16), and the spoilers (17) are inclined downward.
5. The rice screening device with material equalization function according to claim 1, characterized in that: The screening box (1) is provided with a blower (18), and the height of the blower (18) is kept at the same level as the discharge port (2).
6. The rice screening device with material equalization function according to claim 1, characterized in that: The lower ends of the four sides of the screening box (1) are all provided with discharge frame openings (19), and a movable door (20) is movably mounted on the discharge frame opening (19) via hinges.
7. The rice screening device with material equalization function according to claim 2, characterized in that: Four groups of partition plates (21) are fixedly connected to the top of the screening block (10).