Screening structure for grain processing

Abstract

The utility model discloses a screening structure for grain processing, which belongs to the technical field of grain processing and is characterized in that the screening structure comprises a screening box, the right side of the screening box is movably connected with an auxiliary device, the top of the inner side of the screening box is movably connected with a motor, and the bottom of the inner side of the screening box is movably connected with a power box; the inner side of the collecting box is movably connected with the outer sides of the screening nets, the multiple screening nets are movably connected to the inner side of the collecting box, and the inner side of the collecting box is movably connected with the outer side of the collecting box. And then a motor on the inner side of the screening box is started to drive a transmission rod, the transmission rod drives the roller screen barrel to rotate through a fixing column, and the falling grains pass through a vibrating screen at the bottom of the inner side of the screening box, are filtered again and then are filtered again through a screening net on the inner side of a collecting box.

Description

Technical Field

[0001] The utility model relates to the technical field of grain processing, in particular to a screening structure for grain processing. Background Art

[0002] Grain is the main source of calories needed by the human body. The main grains are rice, wheat, rye, sorghum, corn and millet. All of these grains are produced, and the ones with larger outputs are rice, wheat, corn and sorghum. Grains other than rice and wheat are usually called coarse grains. The chemical composition of grain varies with the variety, soil, climate and cultivation technology. Grain processing mainly includes: rice milling; wheat flour milling; processing of corn and miscellaneous grains; extraction, refining and processing of vegetable oils and fats; production of plant protein products and starch processing; processing of grain and oil foods with rice and flour as the main raw materials; and comprehensive utilization of grain and oil processing by-products.

[0003] At present, a Chinese patent with announcement number CN209886135U discloses a screening device for grain processing, which belongs to the technical field of food processing equipment. This utility model includes a frame, a motor, a driven sprocket, a transmission shaft, a universal joint, and a screening mechanism; the screening mechanism is installed on the frame through a universal joint, and there is a universal joint on each side of the screening mechanism. The rotation of the motor drives the driven sprocket to rotate, that is, drives the rotation of the screening mechanism. Due to the arrangement of the universal joints on both sides, the screening mechanism rotates irregularly. The utility model changes the traditional fixed shaft connection to a connection between a universal joint and a transmission shaft, and changes the traditional regular rotation to an irregular rotation, which can accelerate the screening process and realize rapid screening of grain; the irregular rotation can avoid clogging of the sieve hole, and the multi-directional irregular movement makes the material blocking the sieve hole bear forces in all directions, so that the material blocking the sieve hole is removed.

[0004] In the prior art, grains may produce different particle size distributions during the screening process, resulting in uneven particle size, affecting subsequent processing or storage. At the same time, the drum screen is prone to jamming and is inconvenient to use. Therefore, a screening structure for grain processing is proposed. Utility Model Content

[0005] The utility model provides a screening structure for grain processing, aiming to solve the problem in the prior art that grains may produce different particle size distributions during the screening process, resulting in uneven particle sizes, affecting subsequent processing or storage, and at the same time, the drum screen is prone to material jamming, which is inconvenient to use. Therefore, a screening structure for grain processing is proposed, which affects the use effect of the screening structure for grain processing.

[0006] The utility model is implemented as follows: a screening structure for grain processing comprises a screening box, the right side of the screening box is movably connected with an auxiliary device, the top of the inner side of the screening box is movably connected with a motor, and the bottom of the inner side of the screening box is movably connected with a power box;

[0007] The auxiliary device includes a collecting box, a screening net and a collecting box. The inner side of the collecting box is movably connected to the outer side of the screening net. There are several screening nets which are movably connected to the inner side of the collecting box. The inner side of the collecting box is movably connected to the outer side of the collecting box.

[0008] In order to enable the rolling screen barrel to achieve the screening effect, as a preferred screening structure for grain processing of the utility model, the left side of the motor is movably connected to a transmission rod, the outer side of the transmission rod is movably connected to a fixed column, and the outer side of the fixed column is movably connected to the rolling screen barrel.

[0009] In order to prevent the rolling screen barrel from getting stuck, a preferred screening structure for grain processing in the utility model is that a protective plate is movably provided on the top of the inner side of the screening box, and an air nozzle is movably connected to the inner side of the protective plate. There are several air nozzles which are movably connected to the inner side of the protective plate.

[0010] In order to make the air nozzle achieve the effect of air jet, as a preferred screening structure for grain processing of the utility model, the top of the screening box is movably connected with a feed port, the top of the screening box is movably connected with an air pump, both sides of the air pump are movably connected with air pipes, and the inner side of the air pipe is movably connected to the outer side of the protective plate.

[0011] In order to make the vibrating screen achieve the vibration effect, as a preferred screening structure for grain processing of the utility model, the right side of the power box is movably connected with a movable wheel, the top of the movable wheel is movably connected with a power column, and the top of the power column is movably connected with the vibrating screen.

[0012] In order to make the vibrating screen achieve a buffering effect, as a preferred screening structure for grain processing of the utility model, the right side of the power box is movably connected to a base, the top of the base is movably connected to a buffer, the number of the buffers is several and they are movably bolted to the top of the base, and the top of the base is movably connected to the vibrating screen.

[0013] In order to enable the collecting box to achieve the effect of letting the material flow out, as a preferred screening structure for grain processing of the utility model, the rear side of the screening net is movably connected to the front side of the vibrating screen, and a material outlet is opened on the front side of the collecting box.

[0014] In order to achieve the effect of stably supporting the screening box, as a preferred screening structure for grain processing of the utility model, the bottom of the screening box is movably welded with legs, the number of the legs is four and they are welded to the bottom of the screening box.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The screening structure for grain processing is provided with a screening box, an auxiliary device, a motor and a power box. Before using the device, the user first pours the grain into the screening box through the feed port on the top of the screening box, then starts the motor inside the screening box to drive the transmission rod, and the transmission rod drives the rolling screen barrel to rotate through the fixed column, so that larger particles and larger impurities are retained in the barrel and flow out from the right side, while smaller particles fall through the sieve holes, and the fallen grain passes through the vibrating screen at the bottom inside the screening box to filter the grain again, and then passes through the screening net inside the collection box to filter the grain again. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is the overall structural diagram of the screening structure for grain processing of the utility model;

[0018] Figure 2 It is a schematic diagram of the auxiliary device of the utility model;

[0019] Figure 3 It is a schematic diagram of the internal part of the utility model;

[0020] Figure 4 It is a schematic diagram of the motor part of the utility model;

[0021] Figure 5 It is a schematic diagram of the protective plate part of the utility model;

[0022] Figure 6 It is a schematic diagram of the power box part of the utility model.

[0023] In the figure, 1. screening box; 2. auxiliary device; 201. collecting box; 202. screening net; 203. collecting box; 3. motor; 4. power box; 5. transmission rod; 6. fixed column; 7. rolling screen barrel; 8. protective plate; 9. air nozzle; 10. air pump; 11. feed port; 12. air pipe; 13. movable wheel; 14. power column; 15. vibrating screen; 16. base; 17. buffer; 18. discharge port; 19. support leg. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0025] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, in the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0026] See also Figure 1-6 The utility model provides a technical solution: a screening structure for grain processing, comprising a screening box 1, an auxiliary device 2 is movably connected to the right side of the screening box 1, a motor 3 is movably connected to the top of the inner side of the screening box 1, and a power box 4 is movably connected to the bottom of the inner side of the screening box 1;

[0027] The auxiliary device 2 includes a collecting box 201, a screening net 202 and a collecting box 203. The inner side of the collecting box 201 is movably connected to the outer side of the screening net 202. There are several screening nets 202 and they are movably connected to the inner side of the collecting box 201. The inner side of the collecting box 201 is movably connected to the outer side of the collecting box 203.

[0028] In this embodiment: through the screening structure for grain processing, by setting the screening box 1, auxiliary device 2, motor 3, power box 4, before using this equipment, the user first pours the grain into the screening box 1 through the feed port 11 on the top of the screening box 1, and then starts the motor 3 inside the screening box 1 to drive the transmission rod 5, and the transmission rod 5 then drives the rolling screen barrel 7 to rotate through the fixed column 6, so that larger particles and larger impurities are retained in the barrel and flow out from the right side, while smaller particles fall through the sieve holes, and the fallen grain passes through the vibrating screen 15 at the bottom of the inner side of the screening box 1 to filter the grain again, and then passes through the screening net 202 inside the collecting box 201 to filter the grain again.

[0029] As a technical optimization solution of the utility model, the left side of the motor 3 is movably connected to a transmission rod 5, the outer side of the transmission rod 5 is movably connected to a fixed column 6, and the outer side of the fixed column 6 is movably connected to a rolling screen barrel 7.

[0030] In this embodiment, a fixing column 6 is provided and bolted to the outside of the transmission rod 5 to fix the roller screen barrel 7 so that the roller screen barrel 7 can rotate stably.

[0031] As a technical optimization solution of the utility model, a protective plate 8 is movably provided on the top of the inner side of the screening box 1 , and an air nozzle 9 is movably connected to the inner side of the protective plate 8 . There are several air nozzles 9 movably connected to the inner side of the protective plate 8 .

[0032] In this embodiment, an air nozzle 9 is arranged on the inner side of the protective plate 8 to blow the grain on the rolling screen barrel 7 off, so that the grain stuck on the rolling screen barrel 7 is blown off.

[0033] As a technical optimization solution of the utility model, the top of the screening box 1 is movably connected with a feed port 11, and the top of the screening box 1 is movably connected with an air pump 10, and both sides of the air pump 10 are movably connected with air pipes 12, and the inner side of the air pipe 12 is movably connected to the outer side of the protective plate 8.

[0034] In this embodiment, an air pipe 12 is bolted to both sides of the air pump 10 to cooperate with the air nozzle 9 so that the air nozzle 9 can blow down the grain stuck on the roller screen barrel 7.

[0035] As a technical optimization solution of the utility model, the right side of the power box 4 is movably connected to a movable wheel 13, the top of the movable wheel 13 is movably connected to a power column 14, and the top of the power column 14 is movably connected to a vibrating screen 15.

[0036] In this embodiment: a movable wheel 13 is bolted to the right side of the power box 4 to drive a power column 14, and a power column 14 is bolted to the top of the movable wheel 13 to drive a vibrating screen 15, so that the vibrating screen 15 vibrates to screen the grain.

[0037] As a technical optimization solution of the utility model, the right side of the power box 4 is movably connected to a base 16, the top of the base 16 is movably connected to a buffer 17, there are several buffers 17 and they are movably bolted to the top of the base 16, and the top of the base 16 is movably connected to a vibrating screen 15.

[0038] In this embodiment, a buffer 17 is provided and bolted to the top of the base 16 to cooperate with the vibrating screen 15 to buffer the vibration of the vibrating screen 15 .

[0039] As a technical optimization solution of the present invention, the rear side of the screening net 202 is movably connected to the front side of the vibrating screen 15 , and a discharge port 18 is provided on the front side of the collecting box 201 .

[0040] In this embodiment, a discharge port 18 is provided at the front side of the collecting box 201 to facilitate the collection of the screened grains.

[0041] As a technical optimization solution of the present invention, the bottom of the screening box 1 is movably welded with supporting legs 19 , and the number of the supporting legs 19 is four and they are welded to the bottom of the screening box 1 .

[0042] In this embodiment, four legs 19 are provided at the bottom of the screening box 1 so as to support the placement of the screening box 1 and facilitate the carrying of the screening box 1 by the user.

[0043] Working principle: First, before using this equipment, the user should place the screening box 1 in a suitable position through the legs 19 at the bottom of the screening box 1, and then pour the grain into the screening box 1 through the feed port 11 at the top of the screening box 1, and then start the motor 3 inside the screening box 1 to drive the transmission rod 5, and the transmission rod 5 then drives the rolling screen barrel 7 to rotate through the fixed column 6, leaving larger particles and larger impurities in the barrel and flowing out from the right side, while smaller particles fall through the sieve holes, and then start the air pump 10 on the top of the screening box 1 through the air pipes 12 on both sides of the air pump 10 to send gas to the protective The grain stuck in the rolling screen barrel 7 is blown down through the air nozzle 9 on the inner side of the protective plate 8, and the fallen grain is driven by the power column 14 through the movable wheel 13 on the right side of the power box 4, and the vibrating screen 15 on the top of the base 16 is driven to filter the grain again, and the vibration is buffered by the buffer 17 on the top of the base 16, and the screened active grain is filtered again through the screening net 202 on the inner side of the collecting box 201, and the impurities fall into the collecting box 203 at the bottom of the collecting box 201, and the screened grain is collected through the discharge port 18 opened in the collecting box 201.

[0044] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A screening structure for grain processing, comprising a screening box (1), characterized in that: The right side of the screening box (1) is movably connected to an auxiliary device (2), the top of the inner side of the screening box (1) is movably connected to a motor (3), and the bottom of the inner side of the screening box (1) is movably connected to a power box (4); The auxiliary device (2) comprises a collection box (201), a screening net (202) and a collection box (203); the inner side of the collection box (201) is movably connected to the outer side of the screening net (202); there are a plurality of screening nets (202) and they are movably connected to the inner side of the collection box (201); and the inner side of the collection box (201) is movably connected to the outer side of the collection box (203).

2. A screening structure for grain processing according to claim 1, characterized in that: The left side of the motor (3) is movably connected to a transmission rod (5), the outer side of the transmission rod (5) is movably connected to a fixed column (6), and the outer side of the fixed column (6) is movably connected to a rolling screen barrel (7).

3. A screening structure for grain processing according to claim 1, characterized in that: A protective plate (8) is movably provided at the top of the inner side of the screening box (1), and an air nozzle (9) is movably connected to the inner side of the protective plate (8). There are a plurality of air nozzles (9) which are movably connected to the inner side of the protective plate (8).

4. A screening structure for grain processing according to claim 1, characterized in that: The top of the screening box (1) is movably connected to a feed port (11), the top of the screening box (1) is movably connected to an air pump (10), both sides of the air pump (10) are movably connected to air pipes (12), and the inner side of the air pipe (12) is movably connected to the outer side of the protective plate (8).

5. A screening structure for grain processing according to claim 1, characterized in that: The right side of the power box (4) is movably connected to a movable wheel (13), the top of the movable wheel (13) is movably connected to a power column (14), and the top of the power column (14) is movably connected to a vibrating screen (15).

6. A screening structure for grain processing according to claim 1, characterized in that: The right side of the power box (4) is movably connected to a base (16), the top of the base (16) is movably connected to a buffer (17), there are a plurality of buffers (17) and they are movably bolted to the top of the base (16), and the top of the base (16) is movably connected to a vibrating screen (15).

7. A screening structure for grain processing according to claim 1, characterized in that: The rear side of the screening net (202) is movably connected to the front side of the vibrating screen (15), and a discharge port (18) is provided on the front side of the collecting box (201).

8. A screening structure for grain processing according to claim 1, characterized in that: The bottom of the screening box (1) is movably welded with supporting legs (19), and the number of the supporting legs (19) is four and they are welded to the bottom of the screening box (1).

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