Grain screening device for grain storage

Abstract

The utility model relates to the field of grain processing equipment, in particular to a grain screening device for grain storage, which comprises a storage and screening device shell, a feed inlet is fixedly mounted at the upper end of the storage and screening device shell, a connecting shaft is arranged inside the feed inlet, and a splitter plate is fixedly mounted on the surface of the connecting shaft. A driving motor is fixedly mounted at the position, located on the left side of the feeding port, of the upper end of the storage and screening device shell, an air inlet is fixedly mounted at the right end in the storage and screening device shell, a unit fan is fixedly mounted in the air inlet, and a dustproof net is fixedly mounted at the right end in the air inlet; the driving motor drives the splitter plate to rotate to feed grains, the internal environment of the screening device can be isolated, dust and impurities blown out of the feeding port are reduced, the impurities blown out are separated through the filter bag collecting unit draught fan so as to reduce impurities and dust in the working environment, air in the air inlet is preliminarily filtered in cooperation with the dustproof net, and the screening efficiency is improved. And impurities and dust brought by the unit fan are reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to grain processing equipment field especially grain storage is with grain screening device. BACKGROUND

[0002] Grain storage is with grain screening device can further handle before grain storage, these equipment have played the vital role in grain storage, can effectively remove the impurity in grain, such as straw, soil, dust etc., thereby improve the purity and quality of grain, guarantee the quality and storage safety of grain, it is the indispensable equipment in modern agriculture.

[0003] At present, the screening work of grain screening generally adopts screen mesh screening, or through blowing, utilizes the different weight, carries out winnowing, removes lighter straw and dust, but grain storage is with grain screening device when working, the air of its working environment contains certain impurity in itself when utilizing fan structure to remove impurity, thereby increases the burden of screening and removing impurity work, influences the quality of screening and removing impurity work.

[0004] Therefore, aiming at the above grain storage is with grain screening device when utilizing fan structure to remove impurity, possibly can bring certain impurity, thereby increases the burden of screening and removing impurity work, influences the quality of screening and removing impurity work, can design a kind of grain storage is with grain screening device with filter structure at tuyere. CONTENT OF UTILITY MODEL

[0005] In order to overcome the problem that grain storage is with grain screening device when utilizing fan structure to remove impurity, possibly can bring certain impurity, thereby increases the burden of screening and removing impurity work, influences the quality of screening and removing impurity work.

[0006] The technical scheme of the utility model is as follows: grain storage is with grain screening device, including the storage and screening device shell, the upper end of storage and screening device shell is fixedly installed with feed inlet, the inside of feed inlet is provided with connecting shaft, the surface of connecting shaft is fixedly installed with flow dividing plate, the upper end of storage and screening device shell is fixedly installed with driving motor on the left side of feed inlet, the right end in the inside of storage and screening device shell is fixedly installed with air inlet, the inside of air inlet is fixedly installed with unit fan, the right end in the inside of air inlet is fixedly installed with dust screen, the left end in the inside of storage and screening device shell is fixedly installed with air outlet, the left end of air outlet extends to the outside of storage and screening device shell and is provided with filter bag, the inside of air inlet is provided with mounting bracket on the left side of unit fan, the inside of mounting bracket is fixedly installed with heating wire, the upper end of mounting bracket extends to the outside of storage and screening device shell and is fixedly installed with mounting cover plate, the upper end of mounting cover plate is fixedly installed with heating module.

[0007] The connecting plate and the connecting hole can be used for fixing the screening device and the storage device, the feeding port can be used for feeding the grain, the unit fan can be used for driving air flow to blow away light impurities and dust in the grain, the vibration motor can be used for driving the screening plate to vibrate, so that the clean grain falls into the storage port and is stored in the storage device, and the flow divider can be used for preventing blockage and isolating the internal environment of the screening device, reducing the floating of dust and impurities from the feeding port, the filter bag can be used for collecting the impurities separated and blown by the unit fan, the dustproof net can be used for preliminarily filtering air in the air inlet, further reducing the impurities and dust brought by the unit fan, the mounting cover plate and the mounting frame can be used for fixing the heating wire in the air inlet, and the heating module can be used for driving the heating wire to heat the air passing through the air inlet, so that the grain can be dried while the impurities are separated, and the drying degree of the grain to be stored can be improved.

[0008] As preferred, the inside of the storage and screening device shell is fixedly installed with connecting blocks, the connecting blocks are distributed at equal intervals, the upper end of the connecting block is fixedly installed with a shock absorber, the upper end of the shock absorber is fixedly installed with a screening plate, the right side of the lower end of the screening plate is fixedly installed with a vibration motor, and the screening plate is provided with screening holes.

[0009] As preferred, the lower end of the storage and screening device shell is fixedly installed with a storage port, the side of the lower end of the storage port is fixedly installed with a connecting plate, the connecting plate is provided with connecting holes, and the connecting holes are distributed at equal intervals.

[0010] As preferred, the connecting shaft is rotationally connected with the feeding port, the flow divider is arranged in an annular array, the output end of the driving motor extends to the inside of the feeding port and is fixedly connected with the connecting shaft, and the output end of the driving motor is rotationally connected with the feeding port.

[0011] As preferred, the left side of the air inlet is fixedly installed with a protective screen, and the filter bag is detachably connected with the air outlet.

[0012] As preferred, the mounting frame is slidably connected with the air inlet, and the mounting cover plate is detachably connected with the storage and screening device shell.

[0013] As preferred, the heating wires are distributed at equal intervals, and the upper end of the heating wire extends to the upper side of the mounting cover plate and is connected with the heating module.

[0014] The utility model discloses the beneficial effects of:

[0015] The grain screening device for grain storage drives the shunt plate to rotate to feed the grain, prevents blockage, isolates the internal environment of the screening device, reduces the floating of dust and impurities from the feed inlet, separates and blows off the impurities by the filter bag collection unit fan, reduces the impurities and dust in the working environment, preliminarily filters the air in the air inlet by the dustproof net, further reduces the impurities and dust brought by the unit fan, is beneficial to reducing the influence of impurities and dust in the working environment on the screening and impurity removal work, improves the working quality, heats the air passing through the air inlet by the heating module and heating wire, can dry the grain while separating the impurities, is convenient for improving the drying degree of the grain to be stored, and is beneficial to better storing the grain. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 A grain screening device for grain storage is shown in the three-dimensional structure schematic view of the utility model Figure 1 ;

[0017] Figure 2 A grain screening device for grain storage is shown in the three-dimensional structure schematic view of the utility model Figure 2 ;

[0018] Figure 3 A grain screening device for grain storage is shown in the three-dimensional structure schematic view of the utility model Figure 3 ;

[0019] Figure 4 A grain screening device for grain storage is shown in the three-dimensional structure schematic view of the utility model

[0020] Figure 5 A grain screening device for grain storage is shown in the three-dimensional structure schematic view of the utility model

[0021] The reference signs are as follows: 1, storage and screening device shell; 2, feed inlet; 3, connecting shaft; 4, shunt plate; 5, drive motor; 6, air inlet; 7, unit fan; 8, dustproof net; 9, air outlet; 10, filter bag; 11, mounting frame; 12, heating wire; 13, mounting cover plate; 14, heating module; 15, connecting block; 16, shock absorber; 17, screening plate; 18, vibration motor; 19, storage port; 20, connecting plate; 21, connecting hole; 22, protective screen. DETAILED DESCRIPTION

[0022] The utility model will be further explained in connection with the drawings and examples.

[0023] Please refer to Figures 1-5The utility model provides a kind of embodiment: grain screening device for grain storage, including storage and screening device shell 1, the upper end of storage and screening device shell 1 is fixedly installed with feed inlet 2, the inside of feed inlet 2 is provided with connecting shaft 3, the surface of connecting shaft 3 is fixedly installed with shunt plate 4, the upper end of storage and screening device shell 1 is fixedly installed with drive motor 5 on the left side of feed inlet 2, the right end in storage and screening device shell 1 is fixedly installed with air inlet 6, air inlet 6 is fixedly installed with unit fan 7 in the inside, the right end in air inlet 6 is fixedly installed with dust screen 8, the left end in storage and screening device shell 1 is fixedly installed with air outlet 9, air outlet 9 is fixedly installed with filter bag 10 on the outside of the extension of storage and screening device shell 1, the inside of air inlet 6 is provided with mounting bracket 11 on the left side of unit fan 7, heating wire 12 is fixedly installed in mounting bracket 11, mounting cover plate 13 is fixedly installed on the upper end of mounting bracket 11 and extends to the outside of storage and screening device shell 1, and mounting cover plate 13 is fixedly installed with heating module 14 on the upper end.

[0024] Please refer to Figures 1-4 In the embodiment, the inside of storage and screening device shell 1 is fixedly installed with connecting block 15, connecting block 15 is distributed at equal intervals, the upper end of connecting block 15 is fixedly installed with shock absorber 16, the upper end of shock absorber 16 is fixedly installed with screening plate 17, the right side of the lower end of screening plate 17 is fixedly installed with vibration motor 18, screening hole is opened on screening plate 17, the lower end of storage and screening device shell 1 is fixedly installed with storage port 19, the side of the lower end of storage port 19 is fixedly installed with connecting plate 20, connecting hole 21 is opened on connecting plate 20, connecting hole 21 is distributed at equal intervals, connecting shaft 3 is rotatably connected with feed inlet 2, shunt plate 4 is distributed in annular array, the output end of drive motor 5 extends to the inside of feed inlet 2 and is fixedly connected with connecting shaft 3, the output end of drive motor 5 is rotatably connected with feed inlet 2, the left side in air inlet 6 is fixedly installed with protective screen 22, filter bag 10 is detachably connected with air outlet 9, screening device and storage device are connected by connecting plate 20 and connecting hole 21, it is convenient to store directly into storage device after screening process is finished to grain, grain is sent into by feed inlet 2, unit fan 7 drives air flow, blows away lighter impurities and dust in grain, vibration motor 18 drives screening plate 17 to vibrate, clean grain falls into storage port 19 and is stored in storage device, and larger impurities and foreign matters are blocked, in screening process, drive motor 5 drives connecting shaft 3 to rotate, shunt plate 4 is sent into grain in batches, the internal environment of screening device can be isolated while preventing blockage, dust and impurities are prevented from floating out of feed inlet 2, filter bag 10 is used to collect impurities separated and blown by unit fan 7, to reduce impurities and dust in working environment, air in air inlet 6 is preliminarily filtered by cooperating dust screen 8, further reduce the impurities and dust brought by unit fan 7, it is beneficial to reduce the influence of impurities and dust in working environment on screening and impurity removal work, improve work quality.

[0025] Please refer to Figure 1 、 Figure 2 、 Figure 3 and Figure 5 In this embodiment, the mounting frame 11 is in sliding connection with the air inlet 6, the mounting cover plate 13 is in detachable connection with the storage and screening device shell 1, the heating wires 12 are distributed at equal intervals, the upper ends of the heating wires 12 extend to the upper side of the mounting cover plate 13 and are connected with the heating module 14, the heating wires 12 are fixed in the air inlet 6 through the mounting cover plate 13 and the mounting frame 11, and the heating module 14 drives the heating wires 12 to heat the air passing through the air inlet 6, so that the grain can be dried while the impurities are separated, the drying degree of the grain to be stored is improved, and the grain is better stored.

[0026] In operation, first, the screening device is connected with the storage device through the connecting plate 20 and the connecting hole 21, the grain is directly stored in the storage device after screening, the grain is sent in through the feeding port 2, the air flow is driven by the unit fan 7 to blow away the lighter impurities and dust in the grain, the clean grain falls into the storage port 19 and is stored in the storage device, and the impurities and foreign matters with large volumes are blocked, in the screening process, the flow distribution plate 4 is driven to rotate by the driving motor 5 to send the grain in batches, the inner environment of the screening device is isolated, the dust and impurities are prevented from floating out of the feeding port 2, the filter bag 10 is used to collect the impurities separated and blown by the unit fan 7, the dust and impurities in the working environment are reduced, the air in the air inlet 6 is preliminarily filtered through the dust screen 8, the dust and impurities brought in by the unit fan 7 are further reduced, the heating wires 12 are fixed in the air inlet 6 through the mounting cover plate 13 and the mounting frame 11, and the heating module 14 drives the heating wires 12 to heat the air passing through the air inlet 6, so that the grain can be dried while the impurities are separated, and the drying degree of the grain to be stored is improved.

[0027] Through the above steps, the flow distribution plate 4 is driven to rotate by the driving motor 5 to send the grain, the inner environment of the screening device is isolated, the dust and impurities are prevented from floating out of the feeding port 2, the filter bag 10 is used to collect the impurities, the dust and impurities in the working environment are reduced, the air in the air inlet 6 is filtered through the dust screen 8, and the dust and impurities brought in are further reduced, so as to solve the problem that the impurities in the working environment are brought in when the grain screening device for grain storage separates the impurities by using the fan structure, the burden of the screening and impurity separation work is increased, and the quality of the screening and impurity separation work is affected.

Claims

1. A grain screening device for grain storage, comprising a storage and screening device housing (1), characterized in that: The upper end of the storage and screening device shell (1) is fixedly installed with a feeding port (2), the inside of the feeding port (2) is provided with a connecting shaft (3), the surface of the connecting shaft (3) is fixedly installed with a flow dividing plate (4), the upper end of the storage and screening device shell (1) is fixedly installed with a driving motor (5) on the left side of the feeding port (2), the right end inside the storage and screening device shell (1) is fixedly installed with an air inlet (6), the inside of the air inlet (6) is fixedly installed with a unit fan (7), the right end inside the air inlet (6) is fixedly installed with a dustproof net (8), the left end inside the storage and screening device shell (1) is fixedly installed with an air outlet (9), the left end of the air outlet (9) extends to the outside of the storage and screening device shell (1) and is provided with a filter bag (10), the inside of the air inlet (6) is provided with a mounting bracket (11) on the left side of the unit fan (7), the inside of the mounting bracket (11) is fixedly installed with a heating wire (12), the upper end of the mounting bracket (11) extends to the outside of the storage and screening device shell (1) and is fixedly installed with a mounting cover plate (13), the upper end of the mounting cover plate (13) is fixedly installed with a heating module (14).

2. The grain screening device for grain storage according to claim 1, characterized in that: The inside of the storage and screening device shell (1) is fixedly installed with a connecting block (15), the connecting block (15) is distributed at equal intervals, the upper end of the connecting block (15) is fixedly installed with a shock absorber (16), the upper end of the shock absorber (16) is fixedly installed with a screening plate (17), the right side of the lower end of the screening plate (17) is fixedly installed with a vibration motor (18), and the screening plate (17) is provided with a screening hole.

3. The grain screening device for grain storage according to claim 2, characterized in that: The lower end of the storage and screening device shell (1) is fixedly installed with a storage port (19), the side of the lower end of the storage port (19) is fixedly installed with a connecting plate (20), the connecting plate (20) is provided with a connecting hole (21), and the connecting hole (21) is distributed at equal intervals.

4. The grain screening apparatus for grain storage according to claim 1, characterized in that: The connecting shaft (3) is rotatably connected with the feeding port (2), the flow dividing plate (4) is arranged in an annular array, the output end of the driving motor (5) extends to the inside of the feeding port (2) and is fixedly connected with the connecting shaft (3), and the output end of the driving motor (5) is rotatably connected with the feeding port (2).

5. The grain screening apparatus for grain storage according to claim 1, characterized in that: The left side inside the air inlet (6) is fixedly installed with a protective screen (22), and the filter bag (10) is detachably connected with the air outlet (9).

6. The grain screening device for grain storage according to claim 5, characterized in that: The mounting bracket (11) is slidably connected with the air inlet (6), and the mounting cover plate (13) is detachably connected with the storage and screening device shell (1).

7. The grain screening device for grain storage according to claim 6, characterized in that: The heating wires (12) are distributed at equal intervals, and the upper ends of the heating wires (12) extend to the upper side of the mounting cover plate (13) and are connected with the heating module (14).

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