Efficient screening equipment for rice processing

Abstract

The efficient screening equipment for rice processing comprises a screening bin and a screening structure installed in the screening bin, the screening structure comprises an impurity removing screen plate, a supporting plate, an impurity collecting box and a containing box, the impurity removing screen plate and the supporting plate are obliquely arranged between the front side wall and the rear side wall in the screening bin, the supporting plate is located below the impurity removing screen plate, and the impurity collecting box is located below the impurity removing screen plate. Vibration motors are arranged at the bottoms of the impurity removing screen plate and the supporting plate, the impurity collecting box is installed on the side wall of the screening bin, an impurity discharging opening is formed between the impurity collecting box and the screening bin, a discharging door is hinged to the bottom of the impurity collecting box, and the containing box is arranged on the inner bottom wall of the screening bin and located below the supporting plate. The utility model relates to the technical field of rice processing, and particularly provides efficient screening equipment for rice processing.

Description

Technical Field

[0001] The utility model relates to the technical field of rice processing, in particular to high-efficiency screening equipment for rice processing. Background Art

[0002] Rice is one of the three major grains. After harvesting, the finished rice needs to go through processes such as shelling, hulling, bran removal, grading and screening.

[0003] The existing screening equipment has a relatively simple function when screening rice. It is unable to remove larger stone particles mixed in the rice. At the same time, the screening process cannot further remove mixed debris or rice bran, and the screening efficiency is average. Utility Model Content

[0004] The technical problem to be solved by the utility model is that the existing rice screening machine has a single function and is unable to screen out debris or rice bran and is unable to remove larger stone particles.

[0005] To solve the above technical problems, the utility model provides the following technical solutions: the utility model proposes an efficient screening equipment for rice processing, comprising a screening bin and a screening structure installed in the screening bin, the screening structure comprising a debris removal mesh plate, a support plate, a debris collection box and a storage box, the debris removal mesh plate and the support plate are obliquely arranged between the front and rear side walls of the screening bin, the support plate is located below the debris removal mesh plate, a vibration motor is provided at the bottom of the debris collection box, the debris collection box is installed on the side wall of the screening bin and a debris discharge port is provided between the screening bin, a discharge door is hingedly provided at the bottom of the debris collection box, the storage box is arranged on the bottom wall of the screening bin and is located below the support plate, and a fan is provided on the side wall opposite to the debris discharge port in the screening bin, which is used to blow lighter debris such as impurities, rice bran and so on mixed with rice during the sliding process into the debris collection box.

[0006] Preferred technical solution one: In order to enable the rice to be screened continuously and efficiently and avoid accumulation affecting the screening effect, a feeding structure is also provided on one side of the screening bin, and the feeding structure includes a storage bin, a feeding bin, a feeding shaft and a driving motor. The storage bin is arranged on the side wall of the screening bin, and the two ends of the feeding shaft are rotatably arranged between the bottom wall and the top wall of the feeding bin. The driving motor is arranged at the top of the feeding bin and the power output shaft is connected to the feeding shaft. The feeding shaft is provided with a spiral conveying blade, and a feeding pipe is provided inside the feeding bin and the screening bin, and a feeding port is provided on the bottom side wall of the feeding bin.

[0007] Preferred technical solution two: the support plate is provided with screening mesh plate 1 and screening mesh plate 2, and one end of the support plate is also provided with a discharge port, and the storage box includes storage box 1, storage box 2 and storage box 3, and the storage box 1, storage box 2 and storage box 3 are respectively arranged corresponding to screening mesh plate 1, screening mesh plate 2 and the discharge port.

[0008] Preferred technical solution three: multiple groups of guide rods are equidistantly provided on the impurity removal screen plate and the support plate.

[0009] Preferred technical solution four: The front wall of the screening bin is further provided with a control display screen, and the vibration motor, fan and drive motor are all electrically connected to the control display screen.

[0010] Preferred technical solution five: The front side of the screening bin is also provided with a sealing door panel for taking out the storage box.

[0011] The utility model proposes a high-efficiency screening device for rice processing, which has the following beneficial effects by adopting the above structure:

[0012] (1) The impurity removal screen, support plate, collecting box and storage box can be used to blow the impurities, rice bran and other lighter debris mixed in the rice into the collecting box, and then the rice is graded and screened by the screening screen 1 and the screening screen 2, and larger stones are removed at the same time. The operation is simple and convenient.

[0013] (2) The feeding structure can continuously transport rice into the screening bin to avoid rice accumulation affecting the screening effect and achieve continuous and efficient screening. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0015] Figure 1 This is a schematic diagram of the overall structure of a high-efficiency screening device for rice processing proposed by the utility model;

[0016] Figure 2 This is a schematic diagram of the internal structure of a high-efficiency screening equipment for rice processing proposed in this utility model Figure 1 ;

[0017] Figure 3 This is a schematic diagram of the internal structure of a high-efficiency screening equipment for rice processing proposed in this utility model Figure 2 .

[0018] Among them, 1. Screening bin, 2. De-impurity screen plate, 3. Support plate, 4. De-impurity box, 5. Vibrating motor, 6. De-impurity outlet, 7. Discharge door, 8. Fan, 9. Feeding structure, 10. Storage bin, 11. Feeding bin, 12. Feeding shaft, 13. Driving motor, 14. Spiral conveyor blade, 15. Feed pipe, 16. Feeding port, 17. Screening screen one, 18. Screening screen two, 19. Discharge port, 20. Storage box one, 21. Storage box two, 22. Storage box three, 23. Guide rod, 24. Control display screen, 25. Sealing door panel. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments; based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0020] It should be noted that the words "front", "rear", "left", "right", "up" and "down" used in the following description refer to directions in the accompanying drawings, and the words "inside" and "outside" refer to directions toward or away from the geometric center of a specific component, respectively.

[0021] Example 1

[0022] like Figures 1 to 3As shown, the technical solution adopted by the present invention is as follows: a high-efficiency screening equipment for rice processing, comprising a screening bin 1 and a screening structure installed in the screening bin 1, the screening structure comprising a debris removal mesh plate 2, a support plate 3, a debris collection box 4 and a storage box, the debris removal mesh plate 2 and the support plate 3 are tilted between the front and rear side walls of the screening bin 1, the support plate 3 is located below the debris removal mesh plate 2, a vibration motor 5 is provided at the bottom of the debris removal mesh plate 2 and the support plate 3, the debris collection box 4 is installed on the side wall of the screening bin 1 and is provided with a debris discharge port 6 between the screening bin 1, the bottom of the debris collection box 4 is hingedly provided with a discharge door 7, the storage box is provided on the bottom wall of the screening bin 1 and is located below the support plate 3, and a fan is provided on the side wall opposite to the debris discharge port 6 in the screening bin 1 8, used to blow lighter debris such as impurities and rice bran mixed with rice during the sliding process into the collecting box 4; a screening mesh plate 1 17 and a screening mesh plate 2 18 are provided on the support plate 3, and the screening mesh plate 1 17 and the screening mesh plate 2 18 have different mesh sizes for grading and screening the rice. A discharge port 19 is also provided at one end of the support plate 3, and the storage box includes a storage box 1 20, a storage box 2 21 and a storage box 3 22, which are respectively arranged corresponding to the screening mesh plate 1 17, the screening mesh plate 2 18 and the discharge port 19; a plurality of groups of guide rods 23 are equidistantly provided on the impurity removing mesh plate 2 and the support plate 3; a sealing door panel 25 is also provided on the front side of the screening bin 1 for taking out the storage box.

[0023] Example 2

[0024] Based on the first embodiment, Figure 2 and Figure 3 As shown, in order to enable the rice to be screened continuously and efficiently and to avoid accumulation affecting the screening effect, a feeding structure 9 is further provided on one side of the screening bin 1. The feeding structure 9 includes a storage bin 10, a feeding bin 11, a feeding shaft 12 and a driving motor 13. The storage bin 10 is arranged on the side wall of the screening bin 1, and the two ends of the feeding shaft 12 are rotatably arranged between the bottom wall and the top wall of the feeding bin 11. The driving motor 13 is arranged on the top of the feeding bin 11 and the power output shaft is connected to the feeding shaft 12. A spiral conveying blade 14 is provided on the feeding shaft 12. A feeding pipe 15 is provided inside the feeding bin 11 and the screening bin 1, and a feeding port 16 is provided on the bottom side wall of the feeding bin 11.

[0025] During specific use, the rice to be processed is placed in the storage bin 10, and the drive motor 13 is started. The drive motor 13 drives the feeding shaft 12 to rotate, thereby transporting the rice at the bottom to the top through the spiral conveying blade 14 and sending it into the screening bin 1 through the feed pipe 15. The vibration motor 5 is turned on, and the rice slides on the impurity removal mesh plate 2. The rice is separated by multiple groups of guide rods 23 to avoid accumulation. The fan 8 is started to blow the impurities, rice bran and other lighter debris mixed in the rice into the collection box 4. The rice falls onto the support plate 3 and continues to slide. The rice is graded and screened by the screening mesh plate 1 17 and the screening mesh plate 2 18, and falls into the storage box 1 20 and the storage box 2 21. The larger stones fall into the storage box 3 22 through the discharge port 19.

[0026] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, material, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, material, or apparatus.

[0027] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An efficient screening device for rice processing, characterized in that: It includes a screening bin and a screening structure installed in the screening bin, the screening structure includes a debris removal mesh plate, a support plate, a debris collection box and a storage box, the debris removal mesh plate and the support plate are obliquely arranged between the front and rear side walls of the screening bin, the support plate is located below the debris removal mesh plate, a vibration motor is provided at the bottom of the debris removal mesh plate and the support plate, the debris collection box is installed on the side wall of the screening bin and a debris discharge port is provided between the screening bin, a discharge door is hingedly provided at the bottom of the debris collection box, the storage box is arranged on the bottom wall of the screening bin and is located below the support plate, and a fan is provided on the side wall of the screening bin opposite to the debris discharge port; A feeding structure is also provided on one side of the screening bin, and the feeding structure includes a storage bin, a feeding bin, a feeding shaft and a driving motor. The storage bin is arranged on the side wall of the screening bin, and the two ends of the feeding shaft are rotatably arranged between the bottom wall and the top wall of the feeding bin. The driving motor is arranged on the top of the feeding bin and the power output shaft is connected to the feeding shaft. The feeding shaft is provided with spiral conveying blades, and a feeding pipe is provided inside the feeding bin and the screening bin, and a feeding port is opened on the bottom side wall of the feeding bin.

2. The high-efficiency screening equipment for rice processing according to claim 1, characterized in that: The support plate is provided with screening mesh plate 1 and screening mesh plate 2, and one end of the support plate is also provided with a discharge port. The storage box includes storage box 1, storage box 2 and storage box 3, and the storage box 1, storage box 2 and storage box 3 are respectively arranged corresponding to screening mesh plate 1, screening mesh plate 2 and the discharge port.

3. The high-efficiency screening equipment for rice processing according to claim 2, characterized in that: A plurality of guide rods are equidistantly arranged on the impurity removal screen plate and the support plate.

4. The high-efficiency screening equipment for rice processing according to claim 3, characterized in that: The front wall of the screening bin is also provided with a control display screen, and the vibration motor, fan and drive motor are all electrically connected to the control display screen.

5. The high-efficiency screening equipment for rice processing according to claim 4, characterized in that: The front side of the screening bin is also provided with a sealing door panel.

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