Graded screening device for wheat flour

Abstract

The utility model discloses a wheat flour grading screening device which comprises a screening tank, a feeding hopper, a supporting column, a discharging opening, a dustproof bin, a vibration screening assembly, a circulating air supply assembly and a rotating assembly. The feeding hopper is located at the top end of the screening tank, the supporting column is located at the bottom end of the screening tank, the discharging port is located on one side of the screening tank, the dustproof bin is located on the other side of the screening tank, the vibrating screen assembly is located on the inner side of the dustproof bin, and the circulating air supply assembly is located on the inner side of the dustproof bin. The rotating assembly is located at the bottom of the inner side of the screening tank. Compared with the prior art, the vibrating sieve plate has the advantages that the vibrating sieve plate can vibrate and rotate at the same time, and air can be circularly supplied to prevent flour from flying.

Description

Technical Field

[0001] The utility model relates to the technical field of flour screening, in particular to a wheat flour grading and screening device. Background Art

[0002] Wheat flour is a powder made from wheat. According to the protein content in the flour, it can be divided into high-gluten flour, medium-gluten flour, low-gluten flour and gluten-free flour. When processing flour, according to different needs, different particle sizes of flour need to be obtained, and the flour needs to be graded and screened.

[0003] However, the patents under the existing technology have the following disadvantages:

[0004] (1) The existing utility model wheat flour grading and screening device mostly uses vibration screening to screen wheat flour. During vibration screening, the wheat flour poured into the screening tank is unevenly distributed, which easily reduces the screening speed.

[0005] (2) The existing utility model of a wheat flour grading and screening device is not provided with a circulating delivery component. When the wheat flour is poured into the screening tank and when the wheat flour is vibrated and screened, the wheat flour is easily caused to fly, which not only affects the screening environment, but also causes further waste of wheat flour. Utility Model Content

[0006] The technical problem to be solved by the utility model is to overcome the above technical defects and provide a wheat flour grading and screening device which can vibrate and rotate the sieve plate and circulate air to prevent flour from flying.

[0007] In order to solve the above problems, the technical solution of the utility model is: a wheat flour grading and screening device, comprising: a screening tank, a feeding funnel, a support column, a discharge port, a dustproof bin, a vibration screening component, a circulating air supply component and a rotating component;

[0008] The feeding funnel is located at the top of the screening tank, the supporting column is located at the bottom of the screening tank, the discharging port is located on one side of the screening tank, the dustproof bin is located on the other side of the screening tank, the vibrating screening assembly is located on the inner side of the dustproof bin, the circulating air supply assembly is located on the inner side of the dustproof bin, and the rotating assembly is located at the inner bottom of the screening tank.

[0009] Furthermore, a slidingly connected limiting ring is provided on the inner side of the screening tank, a rotatably connected sieve plate is provided on the inner side of the limiting ring, there are four sieve plates in total and the sieve holes on the sieve plates have different apertures, a limiting groove 1 is provided on one side of the screening tank, a connecting rod is provided on one side of the limiting ring, the connecting rod is slidably connected to the limiting groove 1, a connecting frame is provided at one end of the connecting rod, a limiting groove 2 is provided on one side of the connecting frame, a motor 1 is provided on one side of the motor 1, a rotating disk is provided on one side of the rotating disk, a fixed shaft is provided on one side of the rotating disk, and the fixed shaft is adapted to the limiting groove 2.

[0010] Furthermore, a limiting groove three is provided on the inner side of the sieve plate, a motor two is provided on the inner bottom of the screening tank, a rotating shaft is provided on the top of the motor two, and the rotating shaft is slidably connected to the limiting groove three.

[0011] Furthermore, an air duct is provided on one side of the screening tank, a rotating ring is provided on the outer side of the air duct, a fan blade is provided on the inner side of the rotating ring, a motor three is provided on one side of the screening tank, a rotating wheel is provided on the top of the motor three, a rotatably connected auxiliary shaft is provided on the top of the motor three, and a transmission belt is provided on the outer sides of the rotating ring, the rotating wheel and the auxiliary shaft.

[0012] The advantages of the utility model compared with the existing technology are:

[0013] (1) The utility model provides a wheat flour grading and screening device with a vibrating screening component and a rotating component, so that the screen can not only vibrate up and down but also rotate at a uniform speed, so that the wheat flour is more evenly distributed on the screen plate, thereby improving the screening efficiency.

[0014] (2) The utility model provides a wheat flour grading and screening device with a circulating air supply component, which can make the air at the top of the screening tank flow downward, and the air at the bottom flow upward from the air duct, thereby realizing air circulation, preventing wheat flour from flying, and reducing dust waste. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The utility model is a three-dimensional wheat flour grading and screening device Figure 1 .

[0016] Figure 2 This is a cross-sectional view of a wheat flour grading and screening device of the utility model. Figure 1 .

[0017] Figure 3 This is a cross-sectional view of a wheat flour grading and screening device of the utility model. Figure 2 .

[0018] Figure 4 This is a cross-sectional view of a wheat flour grading and screening device of the utility model. Figure 3 .

[0019] Figure 5 This is a cross-sectional view of a wheat flour grading and screening device of the utility model. Figure 4 .

[0020] Figure 6 This is a cross-sectional view of a wheat flour grading and screening device of the utility model. Figure 5 .

[0021] As shown in the figure: 1. Screening tank; 2. Feeding funnel; 3. Support column; 4. Discharge port; 5. Dustproof bin; 6. Vibration screening assembly; 7. Circulating air supply assembly; 8. Rotating assembly; 9. Limiting ring; 10. Screen plate; 11. Limiting slot one; 12. Connecting rod; 13. Connecting frame; 14. Limiting slot two; 15. Motor one; 16. Rotating disk; 17. Fixed shaft; 18. Limiting slot three; 19. Motor two; 20. Rotating shaft; 21. Air duct; 22. Rotating ring; 23. Fan blades; 24. Motor three; 25. Rotating wheel; 26. Auxiliary shaft; 27. Transmission belt. DETAILED DESCRIPTION

[0022] Exemplary embodiments will be described in detail herein, examples of which are shown in the accompanying drawings. When the following description refers to the drawings, the same numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present disclosure. Instead, they are merely examples of devices consistent with some aspects of the present disclosure as detailed in the appended claims.

[0023] 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. 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.

[0024] like Figures 1 to 6 As shown, a wheat flour grading and screening device includes: a screening tank 1, a feeding funnel 2, a supporting column 3, a discharge port 4, a dustproof bin 5, a vibrating screening component 6, a circulating air supply component 7 and a rotating component 8; the feeding funnel 2 is located at the top of the screening tank 1, the supporting column 3 is located at the bottom of the screening tank 1, the discharge port 4 is located on one side of the screening tank 1, the dustproof bin 5 is located on the other side of the screening tank 1, the vibrating screening component 6 is located on the inner side of the dustproof bin 5, the circulating air supply component 7 is located on the inner side of the dustproof bin 5, and the rotating component 8 is located at the inner bottom of the screening tank 1.

[0025] A duct 21 is provided on one side of the screening tank 1, a rotating ring 22 is provided on the outer side of the duct 21, a fan blade 23 is provided on the inner side of the rotating ring 22, a motor 24 is provided on one side of the screening tank 1, a rotating wheel 25 is provided at the top of the motor 24, a rotatably connected auxiliary shaft 26 is provided at the top of the motor 24, and a transmission belt 27 is provided on the outer sides of the rotating ring 22, the rotating wheel 25 and the auxiliary shaft 26.

[0026] A slidingly connected limit ring 9 is provided on the inner side of the screening tank 1, and a rotatably connected sieve plate 10 is provided on the inner side of the limit ring 9. There are four sieve plates 10 in total, and the sieve holes on the sieve plates 10 have different apertures. A limit slot 11 is provided on one side of the screening tank 1, and a connecting rod 12 is provided on one side of the limit ring 9. The connecting rod 12 is slidably connected to the limit slot 11. A connecting frame 13 is provided at one end of the connecting rod 12, and a limit slot 2 14 is provided on one side of the connecting frame 13. A motor 15 is provided on one side of the screening tank 1, and a rotating disk 16 is provided on one side of the motor 15. A fixed shaft 17 is provided on one side of the rotating disk 16, and the fixed shaft 17 is adapted to the limit slot 2 14. A limit slot 3 18 is provided on the inner side of the sieve plate 10, and a motor 2 19 is provided at the inner bottom of the screening tank 1, and a rotating shaft 20 is provided at the top of the motor 2 19, and the rotating shaft 20 is slidably connected to the limit slot 3 18.

[0027] In specific use, first start the motor three 24 to rotate the rotating wheel 25, and then rotate the rotating ring 22 through the transmission belt 27, so that the fan blades 23 rotate, and the air at the bottom of the screening tank 1 is sucked into the air duct 21 and discharged from the top to achieve circulating distribution.

[0028] Pour the wheat flour from the feeding funnel 2 into the screening tank 1, and use the circulating air to prevent the wheat flour from flying. Start the motor 15 to rotate the rotating disk 16, and the rotating disk 16 drives the fixed shaft 17 to operate. Through the limiting groove 3 18, the fixed shaft 17 drives the connecting frame 13, the connecting rod 12, the limiting ring 9 and the sieve plate 10 to vibrate in the screening tank 1. Start the motor 2 19 to make the rotating shaft 20 rotate slowly and uniformly, and through the limiting groove 1 11, the vibrating sieve plate 10 starts to rotate, so that the wheat flour is distributed more evenly and the screening efficiency is improved. After the screening is completed, open the discharge port 4 to take out the wheat flour.

[0029] The electrical components appearing in this article are all connected to an external main controller and 220V AC power, and the main controller can be a conventional known device that controls a computer, etc. The specific implementation method of the present disclosure omits the detailed description of known functions and known components. To ensure the compatibility of the equipment, the operating methods used are consistent with the parameters of marketed equipment.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A wheat flour grading and screening device, characterized in that: include: Screening tank (1), feeding funnel (2), supporting column (3), discharging port (4), dustproof bin (5), vibrating screening component (6), circulating air supply component (7) and rotating component (8); The feed hopper (2) is located at the top of the screening tank (1), the support column (3) is located at the bottom of the screening tank (1), the discharge port (4) is located on one side of the screening tank (1), the dustproof bin (5) is located on the other side of the screening tank (1), the vibration screening component (6) is located on the inner side of the dustproof bin (5), the circulating air supply component (7) is located on the inner side of the dustproof bin (5), and the rotating component (8) is located at the inner bottom of the screening tank (1).

2. A wheat flour grading and screening device according to claim 1, characterized in that: A slidably connected limiting ring (9) is provided on the inner side of the screening tank (1), and a rotatably connected screen plate (10) is provided on the inner side of the limiting ring (9). There are four screen plates (10) in total, and the screen holes on the screen plates (10) have different apertures. A limiting groove (11) is provided on one side of the screening tank (1), and a connecting rod (12) is provided on one side of the limiting ring (9). The connecting rod (12) is slidably connected to the limiting groove (11). A connecting frame (13) is provided at one end of the connecting rod (12), and a limiting groove (14) is provided on one side of the connecting frame (13). A motor (15) is provided on one side of the motor (15), and a rotating disk (16) is provided on one side of the rotating disk (16). A fixed shaft (17) is provided on one side of the rotating disk (16), and the fixed shaft (17) is adapted to the limiting groove (14).

3. A wheat flour grading and screening device according to claim 2, characterized in that: A limiting groove three (18) is provided on the inner side of the sieve plate (10), a motor two (19) is provided on the inner bottom of the screening tank (1), a rotating shaft (20) is provided on the top of the motor two (19), and the rotating shaft (20) is slidably connected to the limiting groove three (18).

4. A wheat flour grading and screening device according to claim 1, characterized in that: A wind duct (21) is provided on one side of the screening tank (1), a rotating ring (22) is provided on the outer side of the wind duct (21), a fan blade (23) is provided on the inner side of the rotating ring (22), a motor (24) is provided on one side of the screening tank (1), a rotating wheel (25) is provided at the top end of the motor (24), a rotatably connected auxiliary shaft (26) is provided at the top end of the motor (24), and a transmission belt (27) is provided on the outer sides of the rotating ring (22), the rotating wheel (25) and the auxiliary shaft (26).

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