Agricultural rice bran screening device

Abstract

The utility model discloses an agricultural rice chaff screening device, which relates to the technical field of rice chaff screening, and comprises a box body, the left end of the box body is connected with an air outlet pipe, the right end of the box body is provided with a ventilation opening, a blowing fan is arranged in the ventilation opening, a cylindrical filter screen is arranged in the box body, and the air outlet pipe is connected with the air outlet pipe. The left end and the right end of the cylindrical filter screen are sleeved with a first positioning frame and a second positioning frame respectively, the first positioning frame and the second positioning frame are rotationally connected with the cylindrical filter screen and fixedly connected to the inner wall of the box body, and a driving mechanism connected with the cylindrical filter screen is arranged on the second positioning frame. Four supporting mechanisms are arranged on the side wall of the box body and distributed in a rectangular structure. According to the rice bran screening machine, fine impurities, rice bran and rice can be separated, the processed rice can be directly discharged, and rice bran screening processing is more efficient.

Description

TECHNICAL FIELD

[0001] The utility model relates to rice sieve bran technology field especially relates to an agricultural rice sieve bran device. BACKGROUND

[0002] In the process of processing rice from paddy, rice bran and fine impurities will be produced, and the rice bran can only be used for feed, which is the main by-product in the rice processing production process. If the sieve bran treatment is not carried out, it will greatly affect the edible of rice.

[0003] The patent with the publication number CN206868595U and the name of a rice processing sieve bran device discloses a rice processing sieve bran device, which comprises a box body, a placing box is fixedly connected to the left side of the box body, a motor is fixedly connected to the back surface of the inner cavity of the placing box, a rotating shaft of the motor is fixedly connected with a gear, a gear plate matched with the gear is arranged in the inner cavity of the placing box, the gear is engaged with the gear plate, and a connecting rod is fixedly connected to the right side of the gear plate. In the patent, the horizontal filter screen is used for shaking and screening the rice. The screened rice cannot be directly discharged, which reduces the work efficiency, and is not conducive to the separation of the rice bran with light weight and the rice, and the screening effect is not good enough. UTILITARIAN CONTENT

[0004] The utility model aims at solving the shortcomings in the prior art and provides an agricultural rice sieve bran device.

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

[0006] An agricultural rice sieve bran device, comprising a box body, the left end of the box body is connected with an air outlet pipe, the right end of the box body is provided with a ventilation opening, a blowing fan is installed in the ventilation opening, a cylindrical filter screen is arranged in the box body, first and second positioning frames are respectively sleeved on the left and right ends of the cylindrical filter screen, the first and second positioning frames are rotatably connected with the cylindrical filter screen, the first and second positioning frames are fixedly connected to the inner wall of the box body, a driving mechanism connected with the cylindrical filter screen is arranged on the second positioning frame, four supporting mechanisms are arranged on the side wall of the box body, and the four supporting mechanisms are distributed in a rectangular structure.

[0007] As a further improvement of the utility model, the driving mechanism comprises a motor fixedly installed on the side wall of the second positioning frame, the output shaft of the motor penetrates through the second positioning frame and is fixedly connected with a gear, a gear ring is fixedly sleeved on the side wall of the cylindrical filter screen, and the gear ring is engaged with the gear.

[0008] As a further improvement of the utility model, six raking plates are fixedly connected to the inner wall of the cylindrical filter screen, and the six raking plates are distributed in a circumferential equidistant manner along the inner side of the cylindrical filter screen.

[0009] As a further improvement of the utility model, the left end of the box is fixedly connected with a feeding hopper, the feeding hopper penetrates the air outlet pipe, and the lower end of the feeding hopper extends to the left end inner side of the cylindrical filter screen.

[0010] As a further improvement of the utility model, the lower end of the box is connected with a foreign matter discharge hopper and a discharge hopper, the foreign matter discharge hopper is located below the cylindrical filter screen, and the discharge hopper is located to the right of the cylindrical filter screen.

[0011] As a further improvement of the utility model, the supporting mechanism comprises a supporting leg fixedly connected to the side wall of the box, and the lower end of the supporting leg is fixedly connected with a supporting plate.

[0012] The utility model has the advantages of:

[0013] The driving mechanism can drive the cylindrical filter screen to rotate, the fine impurities can fall through the cylindrical filter screen by the rotation of the cylindrical filter screen, the impurities can be removed from the rice, and the rice after the removal of the impurities moves to the right and is discharged through the discharge hopper.

[0014] The air blowing fan and the air outlet pipe are arranged, the rice can be stirred and turned up by the stirring plate by the rotation of the cylindrical filter screen, the state that the rice continuously falls in the cylindrical filter screen can be formed, the air blowing fan is used to blow air into the cylindrical filter screen, the rice bran with a relatively light weight in the rice can be blown away by the action of the airflow, the rice bran is separated from the rice, and the rice bran is discharged through the air outlet pipe.

[0015] The utility model can separate the fine impurities and the rice bran from the rice, directly discharge the treated rice, and make the rice bran processing more efficient. DRAWINGS

[0016] Figure 1 It is a structure schematic view of one perspective of the agricultural rice bran screening device according to the utility model;

[0017] Figure 2 It is a structure schematic view of another perspective of the agricultural rice bran screening device according to the utility model;

[0018] Figure 3 It is a structure schematic view of the cylindrical filter screen, the first positioning frame, the second positioning frame, the driving mechanism and the feeding hopper of the agricultural rice bran screening device according to the utility model;

[0019] Figure 4 It is a structure schematic view of the cylindrical filter screen and the stirring plate of the agricultural rice bran screening device according to the utility model.

[0020] In the figure: 1 box, 2 air outlet pipe, 3 feeding hopper, 4 support leg, 5 support plate, 6 impurity outlet, 7 discharge hopper, 8 ventilation opening, 9 air blowing fan, 10 cylindrical filter screen, 11 first positioning frame, 12 second positioning frame, 13 gear ring, 14 gear, 15 motor, 16 raking plate. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0022] REFERENCE Figures 1-4 A kind of agricultural rice bran screening device, including box 1, the left end of box 1 is connected with air outlet pipe 2, the left end of box 1 is fixedly connected with feeding hopper 3, feeding hopper 3 penetrates air outlet pipe 2, the lower end of feeding hopper 3 extends to the left end inside of cylindrical filter screen 10, the right end of box 1 is equipped with ventilation opening 8, air blowing fan 9 is installed in the inside of ventilation opening 8, the inside of box 1 is equipped with cylindrical filter screen 10, six raking plates 16 are fixedly connected on the inner wall of cylindrical filter screen 10, six raking plates 16 are distributed along the inside of cylindrical filter screen 10 and are equidistantly distributed in circumference, by the rotation of cylindrical filter screen 10, rice can be raked and turned up using raking plate 16, and then the state that rice is continuously thrown in cylindrical filter screen 10 can be formed, and the rice bran with lighter weight is separated from rice using the action of airflow, the left and right ends of cylindrical filter screen 10 are respectively sleeved with first positioning frame 11 and second positioning frame 12, first positioning frame 11 and second positioning frame 12 are all rotationally connected with cylindrical filter screen 10, first positioning frame 11 and second positioning frame 12 are all fixedly connected on the inner wall of box 1, driving mechanism connected with cylindrical filter screen 10 is equipped on second positioning frame 12, four support mechanisms are arranged on the side wall of box 1, and the four support mechanisms are distributed in rectangular structure, the support mechanism includes support leg 4 fixedly connected on the side wall of box 1, support plate 5 is fixedly connected to the lower end of support leg 4, impurity outlet 6 and discharge hopper 7 are connected to the lower end of box 1, impurity outlet 6 is located below cylindrical filter screen 10, and discharge hopper 7 is located on the right side of cylindrical filter screen 10.

[0023] In the utility model, the driving mechanism includes motor 15 fixedly installed on the side wall of second positioning frame 12, the output shaft of motor 15 penetrates second positioning frame 12 and is fixedly connected with gear 14, gear ring 13 is fixedly sleeved on the side wall of cylindrical filter screen 10, and gear ring 13 is engaged with gear 14.

[0024] The utility model discloses a rice screening device, including the base, the feeding hopper 3, the discharge hopper 7, the air outlet pipe 2, the cylindrical filter screen 10, the air blower fan 9, the driving gear 14, the gear ring 13, the motor 15 and the material plate 16, wherein the cylindrical filter screen 10 is arranged on the base, the feeding hopper 3 is arranged on the left side of the cylindrical filter screen 10, the discharge hopper 7 is arranged on the right side of the cylindrical filter screen 10, the air outlet pipe 2 is arranged on the left side of the cylindrical filter screen 10, the air blower fan 9 is arranged on the left side of the cylindrical filter screen 10, the driving gear 14 is arranged on the left side of the cylindrical filter screen 10, the gear ring 13 is arranged on the left side of the cylindrical filter screen 10, the motor 15 is arranged on the left side of the cylindrical filter screen 10, and the material plate 16 is arranged on the left side of the cylindrical filter screen 10.

[0025] The above is only the preferred specific implementation of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art in the technical range disclosed by the utility model, according to the technical scheme and the utility model concept of the utility model, carries out equivalent replacement or change, should be covered in the protection scope of the utility model.

Claims

1. An agricultural rice screening and husking apparatus comprising a housing (1), characterized in that, The left end of the box (1) is connected with the air outlet pipe (2), the right end of the box (1) is provided with the ventilation opening (8), the inside of the ventilation opening (8) is mounted with the air blowing fan (9), the inside of the box (1) is provided with the cylindrical filter screen (10), the left and right ends of the cylindrical filter screen (10) are respectively sleeved with the first positioning frame (11) and the second positioning frame (12), the first positioning frame (11) and the second positioning frame (12) are rotationally connected with the cylindrical filter screen (10), the first positioning frame (11) and the second positioning frame (12) are fixedly connected on the inner wall of the box (1), the second positioning frame (12) is provided with the driving mechanism connected with the cylindrical filter screen (10), the side wall of the box (1) is provided with four supporting mechanisms, and the four supporting mechanisms are distributed in a rectangular structure.

2. The agricultural rice unhusker apparatus as claimed in claim 1, wherein, The driving mechanism comprises a motor (15) fixedly installed on the side wall of the second positioning frame (12), the output shaft of the motor (15) penetrates the second positioning frame (12) and is fixedly connected with the gear (14), the side wall of the cylindrical filter screen (10) is fixedly sleeved with the gear ring (13), and the gear ring (13) is engaged with the gear (14).

3. The agricultural rice grain and chaff separating device according to claim 1, characterized in that, The inner wall of the cylindrical filter screen (10) is fixedly connected with six shoveling plates (16), and the six shoveling plates (16) are distributed in a circumferential equidistant manner on the inner side of the cylindrical filter screen (10).

4. The agricultural rice grain and chaff separating device according to claim 1, characterized in that, The left end of the box (1) is fixedly connected with the feeding hopper (3), the feeding hopper (3) penetrates the air outlet pipe (2), and the lower end of the feeding hopper (3) extends to the left end of the inner side of the cylindrical filter screen (10).

5. The agricultural rice grain and chaff separating device according to claim 1, wherein, The lower end of the box (1) is connected with the impurity discharge hopper (6) and the discharge hopper (7), the impurity discharge hopper (6) is located below the cylindrical filter screen (10), and the discharge hopper (7) is located on the right side of the cylindrical filter screen (10).

6. The agricultural rice grain and chaff separating device according to claim 1, wherein, The supporting mechanism comprises a supporting leg (4) fixedly connected on the side wall of the box (1), and the lower end of the supporting leg (4) is fixedly connected with the supporting plate (5).

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