Grain husking and dust removing device

Abstract

The utility model discloses a grain hulling and dust removing device which is characterized in that grains passing through a guide plate are extruded and broken through an extrusion separation roller, hulls and grains are separated and then enter a vibration sieve plate through a leakage groove of an extension plate, and the grains are separated from the leakage groove in the process of falling down from the leakage groove and the process of large-amplitude vibration sieving on the vibration sieve plate. Air of the air blower is blown in from the air inlet channel, the shell is blown to the position below the dust falling structure from the lower half portion of the window, the light shell and dust are subjected to dust falling treatment through the dust falling structure, and the surrounding environment and workers cannot be affected by the closed treatment mode.

Description

Technical Field

[0001] The utility model relates to the technical field of grain shelling, in particular to a grain shelling and dust removal device. Background Art

[0002] Cereals are the main source of food in people's daily lives. When cereals are ripe and harvested, the grains are usually covered with husks, such as rice. Therefore, cereals need to be further processed after harvesting to obtain edible cereals.

[0003] The husks that wrap the grains are usually very light and easily generate dust. After being hulled, the dust easily flies into the air and affects the surrounding environment, which also causes certain harm to the health of the workers. Utility Model Content

[0004] In view of the problems existing in the prior art, the utility model discloses a grain shelling and dust removal device, which adopts the technical scheme of comprising a blower, a processing box, a feeding port, an air inlet channel, a right detachable sealing plate, a water inlet, a movable drawer, a guide plate, an extrusion separation roller, an extension plate, a leakage slot, a vibrating screen plate, a vibration motor, a left vibration motor mounting column, a fan, a window and a dust reduction structure. The feeding port is opened at the upper part of the processing box, three air inlet channels are arranged on the right side wall, the lower part of the air inlet channel is an opening and is closed by a right detachable sealing plate, and a A water inlet is provided, which is connected to the dust reduction structure. A guide plate is fixed in the processing box, which is located below the feeding inlet. After the grains are poured into the processing box from the feeding inlet, they move to the right along the guide plate. A movable drawer is movably placed at the bottom of the processing box. A plurality of extrusion separation rollers are rotatably installed on the surface of the guide plate in the front-to-back direction of the processing box. The rollers are driven by a motor and rotate counterclockwise to extrude and shell the grains on the guide plate. The counterclockwise rotation direction can assist in conveying the grains. The processing box is located in a cavity below the guide plate. A dust reduction structure is provided, a window is opened on the sealing plate between the left and right cavities inside the processing box, an integrally formed extension plate on the right end of the guide plate passes through the window and extends into the right half of the cavity of the processing box, that is, the window is divided into upper and lower parts by the extension plate, a leakage groove is opened on the extension plate, a vibrating screen plate is provided below the leakage groove, and the grains finally fall from the leakage groove to the vibrating screen plate after being transported and shelled, the highest point of the vibrating screen plate is lower than the window, the position of the air inlet channel corresponds to the window below the extension plate, the output end of the blower is connected to the air inlet channel, the blower is used with an external power supply, due to the vibrating screen The plate is inclined, so the right bottom of the vibrating screen plate is installed through a vibration motor, and the left bottom is installed through a vibration motor installed on the top of the left vibration motor mounting column. The right wall of the right cavity inside the processing box has a protruding part, and the lower surface of the protruding part is an inclined surface and a fan is installed on it. In the process of grains falling from the trough to the vibrating screen plate and in the process of the vibrating screen plate vibrating the grains thereon, the blower blows strong air to blow the shells mixed in the grains through the window to the dust reduction structure set in the left cavity inside the processing box for dust reduction treatment.

[0005] As a preferred technical solution of the utility model, a bell mouth is provided at the feeding port, and an inclined baffle is integrally formed at the right end of the extension plate to prevent the wind from the blower from blowing the chaff into the space above the guide plate.

[0006] As a preferred technical solution of the utility model, the dust reduction structure includes a water tank, a water pump, a water pipe, a connecting pipe and a spray head. A water tank is fixed in the cavity below the guide plate, the water tank is connected with the water inlet, a water pump is fixedly installed in the water tank, water pipes are evenly distributed in the cavity on the right side of the bottom of the water tank, the water pipes are connected with the water tank through the connecting pipes, a spray head is fixed on the lower surface of the water pipe, the lower surface of the water pipe is inclined, and the angle between it and the horizontal plane is thirty degrees, so that dust reduction treatment is performed on the lightweight shell and dust brought into the bottom of the spray head by the blower.

[0007] As a preferred technical solution of the utility model, a through groove is opened on the left side of the processing box, and its position corresponds to the window. A filter screen is fixed in the through groove.

[0008] As a preferred technical solution of the utility model, the water pump, the vibration motor and the motor driving the squeezing and separating roller are all connected to an external power supply, and the surface of the squeezing and separating roller is covered with a hard rubber sleeve.

[0009] The beneficial effects of the utility model are as follows: the grains passing on the guide plate are squeezed and shelled by the squeezing separation roller, the shells are separated from the grains and then enter the vibrating screen plate through the leakage groove of the extension plate, in the process of falling downward from the leakage groove and in the process of the grains being vibrated and screened on the vibrating screen plate, the wind from the blower is blown in from the air inlet channel to blow the shell from the lower half of the window to under the dust reduction structure, and the lightweight shell and dust are subjected to dust reduction treatment by the dust reduction structure, and the closed treatment method will not affect the surrounding environment and the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a schematic diagram of the structure of the utility model;

[0011] Figure 2 It is a schematic diagram of a cross-sectional structure of the utility model;

[0012] Figure 3 This is a second schematic diagram of the cross-sectional structure of the present utility model.

[0013] In the figure: processing box 1, feeding port 2, bell mouth 3, air inlet channel 4, right detachable sealing plate 5, water filling port 6, movable drawer 7, guide plate 8, extrusion separation roller 9, extension plate 10, leakage groove 11, inclined baffle 111, vibration screen plate 12, vibration motor 13, left vibration motor mounting column 131, fan 14, window 15, water tank 16, water pump 161, water pipe 17, connecting pipe 18, spray head 19, through groove 41, filter screen 42. DETAILED DESCRIPTION

[0014] Example 1

[0015] like Figures 1 to 3As shown, the utility model discloses a grain shelling and dust removal device, which adopts the technical scheme of comprising a blower, a processing box 1, a feeding port 2, an air inlet channel 4, a right detachable sealing plate 5, a water inlet 6, a movable drawer 7, a guide plate 8, an extrusion separation roller 9, an extension plate 10, a leakage slot 11, a vibrating screen plate 12, a vibration motor 13, a left vibration motor mounting column 131, a fan 14, a window 15 and a dust reduction structure. A feeding port 2 is provided at the top of the processing box 1, three air inlet channels 4 are arranged on the right side wall, the lower part of the air inlet channel 4 is an opening and is closed by a right detachable sealing plate 5, a water inlet 6 is arranged at the front side of the processing box 1, and is communicated with the dust reduction structure, a guide plate 8 is fixed in the processing box 1, and is located below the feeding port 2, a movable drawer 7 is movably placed at the bottom of the processing box 1, and a plurality of extrusion separation rollers 9 are rotatably installed on the surface of the guide plate 8 in the front-to-back direction of the processing box 1, and the dust reduction structure is provided on the bottom of the processing box 1. Driven by a motor, the rotation direction is counterclockwise. A dust reduction structure is arranged in the cavity below the guide plate 8 inside the processing box 1. A window 15 is opened on the sealing plate between the left and right cavities inside the processing box 1. An integrally formed extension plate 10 at the right end of the guide plate 8 passes through the window 15 and extends into the right half of the cavity of the processing box 1. A leakage groove 11 is opened on the extension plate 10. A vibration screen plate 12 is arranged below the leakage groove 11. The highest point of the vibration screen plate 12 is lower than the window 15. The position of the air inlet channel 4 corresponds to the window 15 below the extension plate 10. The output end of the blower is connected to the air inlet channel 4. The right bottom of the vibration screen plate 12 is installed by a vibration motor 13, and the left bottom is installed by a vibration motor 13 installed at the top of the left vibration motor mounting column 131. The right side wall of the right cavity inside the processing box 1 has a protruding portion, and the lower surface of the protruding portion is an inclined surface and a fan 14 is mounted thereon.

[0016] As a preferred technical solution of the utility model, a bell mouth 3 is provided at the feeding port 2, and an inclined baffle 111 is integrally formed at the right end of the extension plate 10.

[0017] As a preferred technical solution of the utility model, the dust reduction structure is that a water tank 16 is fixed in the cavity below the guide plate 8, the water tank 16 is connected to the water inlet 6, a water pump 161 is fixedly installed in the water tank 16, and water pipes 17 are evenly distributed in the cavity on the right side of the bottom of the water tank 16. The water pipes 17 are connected to the water tank 16 through connecting pipes 18. A spray head 19 is fixed to the lower surface of the water pipe 17, and the lower surface of the water pipe 17 is inclined, and the angle between it and the horizontal plane is thirty degrees.

[0018] As a preferred technical solution of the present invention, a through groove 41 is opened on the left side of the processing box 1 , and its position corresponds to the window 15 . A filter screen 42 is fixed in the through groove 41 .

[0019] As a preferred technical solution of the utility model, the water pump 161, the vibration motor 13 and the motor driving the squeezing and separating roller 9 are all connected to an external power supply, and the surface of the squeezing and separating roller 9 is covered with a hard rubber sleeve.

[0020] The working principle of the utility model is as follows: when in use, grains are added from the feeding port 2, moved on the guide plate 8 and passed through the squeezing and separating rollers 9 to break the grain husks, so that the grain particles are separated from the husks, and the processed grains fall from the leakage slot 11 and fall onto the vibrating screen plate 12. During the falling process and the vibration process on the vibrating screen plate 12, strong winds are blown toward the grains through the air inlet channel 4 by the blower, so that the husks and dust mixed in the grains are blown from the window 15 to the cavity below the guide plate 8. At the same time, the water pump is turned on to spray with the spray head 19, so that the lightweight husks and dust blown into the bottom thereof are subjected to dust reduction treatment, and the closed treatment method will not affect the surrounding environment and the staff.

[0021] Components not described in detail herein are prior art.

[0022] Although the specific embodiments of the present invention are described in detail above, the present invention is not limited to the above embodiments. Various changes can be made within the knowledge of ordinary technicians in the field without departing from the purpose of the present invention, and modifications or deformations without creative labor are still within the scope of protection of the present invention.

Claims

1. A grain shelling and dust removal device, comprising a blower, characterized in that: The invention comprises a processing box (1), a feeding port (2), an air inlet channel (4), a right detachable sealing plate (5), a water inlet (6), a movable drawer (7), a guide plate (8), an extrusion separation roller (9), an extension plate (10), a drain groove (11), a vibration screen plate (12), a vibration motor (13), a left vibration motor mounting column (131), a fan (14), a window (15) and a dust reduction structure; the processing box (1) has a feeding port (2) at the top, and three air inlet channels (4) are arranged on the right side wall. The lower part of the air inlet channel (4) is an opening and is closed by a removable sealing plate (5) on the right side; a water inlet (6) is arranged on the front side of the processing box (1) and is connected to the dust reduction structure; a guide plate (8) is fixed inside the processing box (1) and is located below the feeding inlet (2); a movable drawer (7) is movably placed at the bottom of the processing box (1); a plurality of squeezing and separating rollers (9) are rotatably installed on the surface of the guide plate (8) in the front-to-back direction inside the processing box (1), and are driven by a motor and rotate in a counterclockwise direction. ; A dust reduction structure is arranged in the cavity below the guide plate (8) inside the processing box (1); a window (15) is opened on the sealing plate between the left and right cavities inside the processing box (1); an integrally formed extension plate (10) at the right end of the guide plate (8) passes through the window (15) and extends into the cavity of the right half of the processing box (1); a leakage groove (11) is opened on the extension plate (10), and a vibration screen plate (12) is arranged below the leakage groove (11); the highest point of the vibration screen plate (12) is lower than the window (15), and the vibration screen plate (12) is provided below the leakage groove (11); the highest point of the vibration screen plate (12) is lower than the window (15), and the vibration screen plate (12) is provided below the leakage groove (11); the vibration screen plate (12) is provided below the window (15), and the vibration screen plate (12) is provided below the window (15). The position of the air channel (4) corresponds to the window (15) below the extension plate (10); the output end of the blower is connected to the air inlet channel (4); the right bottom of the vibration screen plate (12) is installed through a vibration motor (13), and the left bottom is installed through a vibration motor (13) installed at the top of the left vibration motor mounting column (131); the right side wall of the right side cavity inside the processing box (1) has a protruding portion, the lower surface of the protruding portion is an inclined surface and a fan (14) is installed thereon.

2. A grain shelling and dust removal device according to claim 1, characterized in that: The feeding port (2) is provided with a bell mouth (3); the right end of the extension plate (10) is integrally formed with an inclined baffle (111).

3. A grain shelling and dust removal device according to claim 1, characterized in that: The dust reduction structure comprises a water tank (16), a water pump (161), a water pipe (17), a connecting pipe (18) and a spray head (19); a water tank (16) is fixed in the cavity below the guide plate (8), and the water tank (16) is connected to the water inlet (6); a water pump (161) is fixedly installed in the water tank (16); water pipes (17) are evenly distributed in the cavity on the right side of the bottom of the water tank (16), and the water pipes (17) are connected to the water tank (16) through the connecting pipe (18); and a spray head (19) is fixed on the lower surface of the water pipe (17).

4. A grain shelling and dust removal device according to claim 3, characterized in that: The lower surface of the water pipe (17) is inclined, and the angle between it and the horizontal plane is thirty degrees.

5. A grain shelling and dust removal device according to claim 1, characterized in that: A through slot (41) is provided on the left side of the processing box (1), and its position corresponds to the window (15); a filter screen (42) is fixed in the through slot (41).

6. A grain shelling and dust removal device according to claim 3, characterized in that: The water pump (161), the vibration motor (13) and the motor driving the squeezing and separating roller (9) are all connected to an external power source; the surface of the squeezing and separating roller (9) is coated with a layer of hard rubber sleeve.

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