Rice screening device with drying function

Abstract

The rice screening device with the drying function comprises a screening box, a first conveying assembly is arranged at the bottom of the screening box, a second conveying assembly is arranged between the screening box and the first conveying assembly, a feeding port is formed in the top of the screening box, a screening mechanism is arranged in the screening box, and a drying mechanism is arranged in the screening mechanism. The screening mechanism comprises a first screening assembly and a second screening assembly, and the first screening assembly and the second screening assembly are used in cooperation. According to the rice screening device with the drying function, impurities in rice can be screened through the arranged screening mechanism, meanwhile, whole rice and broken rice can be screened, the screening process is fast, efficiency is high, the screened rice can be used in a classified mode, the structure is simple, and practicability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of rice processing equipment, in particular to a rice screening device with a drying function. Background Technique

[0002] With the improvement of people's living standards, the requirements for the quality and processing quality of grains are getting higher and higher. The content of broken rice in rice is one of the important factors for the public to measure the quality of rice, and the national standard also puts forward requirements for the broken rice rate in rice.

[0003] In the actual production process, a large amount of impurities will be mixed in the paddy when it is recovered from the land. In the subsequent processing process of rice, it is necessary to remove impurities and screen whole rice and broken rice. At the same time, the rice also needs to be dried to facilitate the subsequent storage of rice. In view of the above problems, we have introduced a rice screening device with a drying function. Content of the Utility Model

[0004] The utility model discloses a rice screening device with a drying function, aiming to solve the technical problem that a large amount of impurities inside the freshly recovered rice will affect the subsequent measurement of the rice and the rice needs to be screened.

[0005] In order to achieve the above object, the utility model adopts the following technical scheme:

[0006] A rice screening device with a drying function includes a screening box. A first conveying component is arranged at the bottom of the screening box. A second conveying component is arranged between the screening box and the first conveying component. A feeding port is arranged at the top of the screening box. First sieve plates are symmetrically arranged inside the screening box. A first discharge port is arranged on one side of the screening box, and a second discharge port is arranged on the other side of the screening box. A humidity detector is fixedly connected inside the first discharge port and the second discharge port. A screening mechanism is arranged inside the screening box. The screening mechanism includes two first screening components and a second screening component. The two first screening components and the second screening component are used in cooperation. The first screening component includes a power motor. The power motor is fixedly connected to the outside of the screening box. The output end of the power motor extends into the screening box and is fixedly connected to a rotating rod. Cam wheels are symmetrically and fixedly connected to the outside of the rotating rod. Slide grooves are symmetrically opened on both sides of the inner wall of the screening box. A slide rod is fixedly connected inside the slide groove. A slider is slidably connected to the outside of the slide rod. The slider is fixedly connected to the first sieve plate. Springs are symmetrically sleeved on the outside of the slide rod. Rollers are symmetrically and fixedly connected to the outside of the two first sieve plates. The rollers and the cam wheels are used in cooperation.

[0007] In a preferred embodiment, the second screening assembly includes a rotating shaft rotatably connected inside the first discharge port. A second sieve plate is rotatably connected to the outside of the rotating shaft. Support brackets are symmetrically and fixedly connected to the inner wall of the screening box, and the support brackets are movably connected to the second sieve plate. A vibration motor is fixedly connected to the bottom of the second sieve plate and on one side close to the support bracket.

[0008] In a preferred embodiment, a material leveling plate is fixedly connected inside the screening box and above the first sieve plate.

[0009] In a preferred embodiment, a protective cover is fixedly connected to the outside of the power motor, and heat dissipation slots are equidistantly arranged at the top of the protective cover.

[0010] In a preferred embodiment, a grain retaining plate is fixedly connected to the outside of the first discharge port.

[0011] In a preferred embodiment, a hot air blower is fixedly connected to the outside of the screening box, and the air outlets of the hot air blower are respectively located below the material leveling plate, between the two first sieve plates, and between the lower first sieve plate and the second sieve plate.

[0012] In a preferred embodiment, a controller is fixedly connected to the outside of the screening box, and the first conveying assembly, the second conveying assembly, the power motor, the vibration motor, the humidity detector, and the hot air blower are all electrically connected to the controller.

[0013] A rice screening device with a drying function provided by the present utility model has the following advantages:

[0014] First, through the provided screening mechanism, impurities in rice can be screened, and at the same time, whole rice and broken rice can be screened. The screening process is fast and efficient. The screened rice can be classified for use. The structure is simple and the practicability is strong.

[0015] Second, by respectively arranging the air outlets of the hot air blower below the material leveling plate, between the two first sieve plates, and between the lower first sieve plate and the second sieve plate, the three air outlets cooperate with the provided three-layer sieve mesh to extend the falling time of rice, so that the rice is dried during the process of falling dispersedly, improving the drying efficiency and effect.

[0016] Third, through the provided material leveling plate, rice can be evenly dispersed on the top of the first sieve plate. Through the provided protective cover, the power motor can be protected. Through the provided grain retaining plate, rice can be prevented from falling. Through the provided controller, the staff can control the opening and closing of the first conveying assembly, the second conveying assembly, the power motor, the vibration motor, the humidity detector, and the hot air blower, and the operation is more convenient. Description of the Drawings

[0017] Figure 1 This is a three-dimensional sectional view of a rice screening device with a drying function proposed by the present utility model.

[0018] Figure 2 This is a three-dimensional sectional view of a rice screening device with a drying function proposed by the present utility model.

[0019] Figure 3 This is a three-dimensional sectional view of the screening box of a rice screening device with a drying function proposed by the present utility model.

[0020] Figure 4 This is a three-dimensional view of the screening mechanism of a rice screening device with a drying function proposed by the present utility model.

[0021] Figure 5 A rice screening device with a drying function proposed by the present utility model Figure 4 Schematic diagram after magnification at position A.

[0022] Figure 6 This is a three-dimensional view of the second sieve plate of a rice screening device with a drying function proposed by the present utility model.

[0023] In the drawings: 1, screening box; 2, first conveying component; 3, second conveying component; 4, feeding port; 5, first sieve plate; 6, screening mechanism; 601, power motor; 602, rotating rod; 603, cam; 604, chute; 605, sliding rod; 606, slider; 607, spring; 608, roller; 7, first discharge port; 8, second discharge port; 9, rotating shaft; 10, second sieve plate; 11, supporting bracket; 12, vibration motor; 13, material leveling plate; 14, humidity detector; 15, protective cover; 16, heat dissipation slot; 17, grain retaining plate; 18, hot air blower; 19, controller. Detailed implementation manners

[0024] Next, the technical solutions in the embodiments of the present application will be clearly and completely described with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all of the embodiments. Usually, the components of the embodiments of the present application described and marked in the drawings here can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the present application to be protected, but only represents the selected embodiments of the present application. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative efforts belong to the scope of protection of the present application.

[0025] Refer to Figure 1 - Figure 6, a rice screening device with a drying function, comprising a screening box 1, a first conveying component 2 is arranged at the bottom of the screening box 1, a second conveying component 3 is arranged between the screening box 1 and the first conveying component 2, a feeding port 4 is arranged at the top of the screening box 1, first sieve plates 5 are symmetrically arranged inside the screening box 1, a first discharge port 7 is arranged on one side of the screening box 1, a second discharge port 8 is arranged on the other side of the screening box 1, humidity detectors 14 are fixedly connected inside the first discharge port 7 and the second discharge port 8, a screening mechanism 6 is arranged inside the screening box 1, the screening mechanism 6 comprises a first screening component and a second screening component, the first screening component and the second screening component are used in cooperation with each other, the first screening component comprises a power motor 601, the power motor 601 is fixedly connected to the outside of the screening box 1, the output end of the power motor 601 extends into the screening box 1 and is fixedly connected to a rotating rod 602, cam 603 are symmetrically and fixedly connected to the outside of the rotating rod 602, sliding grooves 604 are symmetrically arranged on both sides of the inner wall of the screening box 1, sliding rods 605 are fixedly connected inside the sliding grooves 604, sliders 606 are slidably connected to the outside of the sliding rods 605, the sliders 606 are fixedly connected to the first sieve plates 5, springs 607 are symmetrically sleeved on the outside of the sliding rods 605, rollers 608 are symmetrically and fixedly connected to the outside of both first sieve plates 5, and the rollers 608 and the cams 603 are used in cooperation with each other. The second screening component comprises a rotating shaft 9, the rotating shaft 9 is rotatably connected inside the first discharge port 7, a second sieve plate 10 is rotatably connected to the outside of the rotating shaft 9, supporting brackets 11 are symmetrically and fixedly connected to the inner wall of the screening box 1, the supporting brackets 11 are movably connected to the second sieve plate 10, and a vibration motor 12 is fixedly connected to the bottom of the second sieve plate 10 and on the side close to the supporting brackets 11. In the above technical solution, considering the problem that impurities in rice will affect the quality of rice and the rice needs to be screened, to solve such problems, the specific operations are as follows:

[0026] Refer to Figure 1 - Figure 6, in a preferred embodiment, the output end of the first power motor 601 drives the rotating rod 602 to rotate, the cam 603 rotates following the rotating rod 602, the cam 603 rotates to lift the roller 608, and with the rotation of the cam 603, under the tension of the spring 607, the slider 606 drives the two first sieve plates 5 to reciprocate up and down. By setting the cam 603, rapid screening of rice by the two first sieve plates 5 can be achieved. The first sieve plate 5 located above screens out larger impurities, and the first sieve plate 5 located below screens out impurities slightly larger than the whole rice grains, further screening to ensure thorough removal of impurities. The screened rice falls on the top of the second sieve plate 10, and then the staff starts the vibration motor 12. The vibration motor 12 starts to drive the second sieve plate 10 to vibrate, screening the rice on the top of the second sieve plate 10. The broken rice falls to the bottom of the inner wall of the screening box 1 and is conveyed out through the second conveying component 3. The whole rice passes through the second sieve plate 10 and falls on the top of the first conveying component 2. The first conveying component 2 starts to convey the rice. By setting the screening mechanism 6, screening of impurities in the rice can be achieved, and at the same time, broken rice can also be screened. The screening process is fast, with high efficiency. The screened rice can be classified for use. The structure is simple and the practicability is strong.

[0027] Refer to Figure 1 - Figure 6 , in a preferred embodiment, a material leveling plate 13 is fixedly connected inside the screening box 1 and above the first sieve plate 5. A protective cover 15 is fixedly connected to the outside of the power motor 601, and heat dissipation slots 16 are equidistantly opened at the top of the protective cover 15. A grain retaining plate 17 is fixedly connected to the outside of the first discharge port 7. A controller 19 is fixedly connected to the outside of the screening box 1. The first conveying component 2, the second conveying component 3, the power motor 601, the vibration motor 12, and the humidity detector 14 are all electrically connected to the controller 19. By setting the material leveling plate 13, the rice can be evenly dispersed on the top of the first sieve plate 5. The air outlets of the hot air blower 18 are respectively located below the material leveling plate 13, between the two first sieve plates 5, and between the lower first sieve plate 5 and the second sieve plate 10. The three air outlets of the hot air blower 18 cooperate with the material leveling plate 13 and the three-layer sieve mesh to achieve drying of the rice during the process of dispersed falling, improving the drying efficiency and effect. By setting the protective cover 15, the power motor 601 can be protected. By setting the grain retaining plate 17, rice can be prevented from falling. By setting the controller 19, the staff can control the opening and closing of the first conveying component 2, the second conveying component 3, the power motor 601, the vibration motor 12, the humidity detector 14, and the hot air blower 18, and the operation is more convenient. Through the humidity detector 14 arranged inside the first discharge port 7 and the second discharge port 8, the humidity of the whole rice and the broken rice can be monitored, providing a basis for setting the processing parameters of the next process.

[0028] Working principle: During actual use, the staff conveys rice from the feeding port 4 into the interior of the screening box 1. Under the action of the material leveling plate 13, the rice is evenly dispersed on the top of the first sieve plate 5. The staff starts the power motor 601, and the output end of the power motor 601 drives the rotating rod 602 to rotate. The cam 603 rotates following the rotating rod 602. The cam 603 rotates to lift the roller 608. As the cam 603 rotates, under the tension of the spring 607, the slider 606 drives the two first sieve plates 5 to reciprocate up and down. By setting the cam 603, rapid screening of rice by the first sieve plate 5 can be achieved. The first sieve plate 5 located above screens out impurities with larger particles, and the first sieve plate 5 located below screens out impurities slightly larger than whole rice, further screening to ensure thorough removal of impurities. The screened rice falls on the top of the second sieve plate 10. Then the staff starts the vibration motor 12, and the vibration motor 12 starts to drive the second sieve plate 10 to vibrate to screen the rice on the top of the second sieve plate 10. Broken rice falls to the bottom of the inner wall of the screening box 1 and is conveyed out through the second conveying assembly 3. Whole rice passes through the second sieve plate 10 and falls on the top of the first conveying assembly 2. The first conveying assembly 2 starts to convey the rice. The screened rice can be classified for use. The humidity detector 14 monitors the humidity of the rice passing through the first discharge port 7 and the second discharge port 8, providing a basis for setting the processing parameters of the next process.

[0029] As described above, it is only the preferred specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. The substitution may be the substitution of some structures, devices, method steps, or a complete technical solution. Any equivalent substitution or change made according to the technical solution of the present invention and its inventive concept should be covered within the protection scope of the present invention.

Claims

1. A rice screening device with a drying function, comprising a screening box (1), characterized in that: A No. 1 conveying assembly (2) is provided at the bottom of the screening box (1), a No. 2 conveying assembly (3) is provided between the screening box (1) and the No. 1 conveying assembly (2), a feed inlet (4) is provided at the top of the screening box (1), a No. 1 screen plate (5) is symmetrically provided inside the screening box (1), a No. 1 discharge port (7) is provided on one side of the screening box (1), a No. 2 discharge port (8) is provided on the other side of the screening box (1), a humidity detector (14) is fixedly connected inside the No. 1 discharge port (7) and the No. 2 discharge port (8), a screening mechanism (6) is provided inside the screening box (1), the screening mechanism (6) comprises two No. 1 screening assemblies and a No. 2 screening assembly, and the two No. 1 screening assemblies and the No. 2 screening assembly are used in coordination with each other; The No. 1 screening component comprises a power motor (601), the power motor (601) is fixedly connected to the outside of the screening box (1), the output end of the power motor (601) extends to the inside of the screening box (1) and is fixedly connected to a rotating rod (602), the outside of the rotating rod (602) is symmetrically fixedly connected to a cam (603), both sides of the inner wall of the screening box (1) are symmetrically provided with sliding grooves (604), the inside of the sliding groove (604) is fixedly connected to a sliding rod (605), the outside of the sliding rod (605) is slidably connected to a slider (606), the slider (606) is fixedly connected to the No. 1 screening plate (5), the outside of the sliding rod (605) is symmetrically sleeved with a spring (607), the outsides of the two No. 1 screening plates (5) are symmetrically fixedly connected to rollers (608), and the rollers (608) and the cams (603) are used in conjunction with each other.

2. A rice screening device with drying function according to claim 1, characterized in that: The No. 2 screening component comprises a rotating shaft (9), the rotating shaft (9) is rotatably connected to the inside of the No. 1 discharge port (7), the outer side of the rotating shaft (9) is rotatably connected to the No. 2 screening plate (10), the inner wall of the screening box (1) is symmetrically fixedly connected to a support frame (11), the support frame (11) is movably connected to the No. 2 screening plate (10), and the bottom of the No. 2 screening plate (10) and located on a side close to the support frame (11) is fixedly connected to a vibration motor (12).

3. The rice screening device with drying function according to claim 1, characterized in that: A material leveling plate (13) is fixedly connected inside the screening box (1) and above the No. 1 screen plate (5).

4. The rice screening device with drying function according to claim 1, characterized in that: A protective cover (15) is fixedly connected to the outer side of the power motor (601), and heat dissipation grooves (16) are equidistantly arranged on the top of the protective cover (15).

5. The rice screening device with drying function according to claim 1, characterized in that: A grain blocking plate (17) is fixedly connected to the outer side of the No. 1 material outlet (7).

6. The rice screening device with drying function according to claim 1, characterized in that: A hot air blower (18) is fixedly connected to the outside of the screening box (1), and air outlets of the hot air blower (18) are respectively located below the material leveling plate (13), between the two No. 1 sieve plates (5), and between the lower No. 1 sieve plate (5) and the No. 2 sieve plate (10).

7. The rice screening device with drying function according to claim 1, characterized in that: A controller (19) is fixedly connected to the outside of the screening box (1), and the No. 1 conveying assembly (2), the No. 2 conveying assembly (3), the power motor (601), the vibration motor (12), the humidity detector (14) and the hot air blower (18) are all electrically connected to the controller (19).

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