Variable-frequency screening and purifying device for winnowing corn kernels

Abstract

The variable-frequency screening and purifying device comprises a winnowing device body and a feeding seat, the feeding seat is arranged on one side of a box body of the winnowing device body, the variable-frequency screening and purifying device further comprises an adsorption reducing mechanism, and the adsorption reducing mechanism comprises an L-shaped supporting plate, a supporting table, an inclined guide box, an ion wind bar, a back connecting strip, a hole installing plate, a blocking strip and a clamping strip. The adsorption reducing mechanism is arranged at the feeding seat of the winnowing device body, the adsorption reducing mechanism forms a structure for providing neutralization static electricity at the feeding seat, when corn kernels containing dust and blades are fed into the feeding seat by conveying equipment, an ion wind bar of the adsorption reducing mechanism blows a large number of air masses with positive and negative charges into an inclined guide cavity to guide the dust and the blades with the static electricity, and the air masses are separated from the dust and the blades. Therefore, dust in the corn and electrostatic charges carried by leaves are neutralized, and when entering the winnowing device body for winnowing and discharging, the impurities easy to attach are not prone to being attached to the inner wall of the winnowing device body to form attachment stains.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of corn kernel air selection, especially to a variable frequency screening and purifying device for corn kernel air selection. BACKGROUND

[0002] Corn is a kind of annual herbaceous plant of Gramineae, is an important food crop and forage crop, and is the highest total yield crop in the world, and its acreage is only next to rice and wheat. In order to improve the yield and finished product quality of corn planting, it is necessary to select full corn kernels by using a circulating air separator before planting, the circulating air separator can separate low specific gravity impurities such as husks and dust from corn and light impurities and particles, and under the action of a fan, the impurities can be sucked into an air duct in the gas flow process, so as to separate from the corn and realize air selection and purification of the corn kernels.

[0003] When the circulating air separator is used for air selection of corn kernels, a motor of the circulating air separator is configured with a frequency converter to realize controllable frequency conversion of the motor to meet the operation requirements of the equipment. When the corn kernels containing impurities enter the air separator, some dust or leaves are prone to generate static electricity in friction, and the dust or leaves are prone to be adsorbed and gathered on the inner wall of the feed seat of the air separator, so that the inner wall of the feed seat of the air separator is prone to accumulate and adhere to stains. Therefore, the utility model provides a variable frequency screening and purifying device for corn kernel air selection. UTILITY MODEL CONTENTS

[0004] The utility model discloses a variable frequency screening and purifying device for corn kernel air selection, which is provided with a stain-removing mechanism at the feed seat of the air separator body. When the corn kernels containing dust and leaves are sent into the feed seat by the conveying equipment, the ion wind rod of the stain-removing mechanism blows a large amount of air masses with positive and negative charges into the inclined cavity and directs the electrostatic dust and leaves, so as to neutralize the electrostatic charges carried by the dust and leaves in the corn, so that the easily adhered impurities are not easy to adhere to the inner wall of the air separator body when entering the air separator body for air selection and external discharge, and the problem in the background art can be effectively solved.

[0005] To achieve the above-mentioned purpose, the utility model adopts the technical scheme that:

[0006] The utility model provides a kind of variable frequency screening purification device of corn kernel winnowing, including winnowing device body and feed seat, the box body of the winnowing device body is provided with feed seat on one side, further including reduction mechanism, the reduction mechanism includes L-shaped support plate, support platform, inclined guide box, ion wind stick, back connecting strip, hole dress plate, fender and clamping strip, the top of the feed seat is locked with L-shaped support plate by bolt, and support platform is welded at the upper plate body of L-shaped support plate that extends the feed seat, the inclined guide box that is inclined towards the direction of feed seat is integrally formed below the platform body of support platform, and inclined guide cavity that is inclined towards the direction of feed seat is opened between inclined guide box and support platform, the upper cavity of inclined guide cavity is covered with ion wind stick, and the shell of ion wind stick is fixed with back connecting strip outside, the strip body of back connecting strip is fixed with hole dress plate outside symmetry, and hole dress plate is locked on the surface of support platform by bolt, the lower wall of the feed seat is opened with the setting groove for clamping setting platform, and setting platform is arranged and fixed at the lower strip surface of fender, the strip body of fender is opened with the clamping opening for clamping clamping strip towards the feed seat, and the rubber plate that extends into the feed seat is fixed on the outer side of the strip body of clamping strip.

[0007] Further, the strip body of the clamping strip is cylindrical, and the rubber plate is fixedly attached to the cylindrical strip body of the clamping strip, and the cylindrical strip body of the clamping strip is clamped into the cylindrical gap cavity of the clamping opening;

[0008] By adopting the above technical scheme, the cylindrical clamping strip can be clamped into the clamping opening of the cylindrical gap cavity, so that the clamping strip with the rubber plate is installed at the fender.

[0009] Further, mounting holes are formed on the surface of the plate body of the support platform and the hole dress plate, and vertical bolts are screwed between the mounting holes of the support platform and the hole dress plate.

[0010] By adopting the above technical scheme, the mounting holes on the support platform and the hole dress plate can be screwed with bolts for locking.

[0011] Further, the vertical platform body of the support platform is attached to the vertical plate body of the L-shaped support plate, and the vertical platform body of the support platform is welded to the vertical plate body of the L-shaped support plate.

[0012] By adopting the above technical scheme, the support platform is welded with the vertical plate body of the L-shaped support plate through the vertical platform body.

[0013] Further, the length of the shell of the ion wind stick is greater than the size of the upper cavity of the inclined guide cavity, and the air outlet of the ion wind stick faces the inclined guide cavity.

[0014] By adopting the above technical scheme, the ion wind stick can blow a large number of air masses with positive and negative charges towards the inclined guide cavity and the feed seat above the inclined guide cavity, and neutralize the static electricity charges carried by the adherents.

[0015] Further, the groove cavity of the setting groove is T-shaped, and the T-shaped platform plate of the setting platform is clamped in the T-shaped groove cavity of the setting groove.

[0016] By adopting the technical scheme, the T-shaped slot cavity of the fixing groove can be adapted to the T-shaped table plate of the fixing table for stable clamping.

[0017] Compared with the prior art, the utility model has the advantages of:

[0018] The utility model discloses a dust and leaf reduction mechanism is arranged at the feed seat of the air separator body, and the dust and leaf reduction mechanism is composed of the structure of providing neutralization static electricity at the feed seat, when the corn kernel containing dust and leaf is sent into the feed seat by the conveying equipment, the ion wind rod of the dust and leaf reduction mechanism blows a large number of air masses with positive and negative charges into the inclined guide cavity and leads to the dust and leaf with static electricity, thereby neutralizing the static electricity charge of the dust and leaf carried in the corn, so that the impurities that are easy to adhere are not easy to adhere to the inner wall of the air separator body and form adherent stains when entering the air separator body for air selection and external discharge.

[0019] And after the dust and leaf carried by the corn kernel are treated by static electricity neutralization, the dust on the surface of the corn kernel is also easy to fall off after static electricity neutralization, so that the corn kernel can be cleaned in the air separator body. BRIEF DESCRIPTION OF DRAWINGS

[0020] Fig. 1 It is the whole structure schematic diagram of a kind of corn kernel air selection variable frequency screening purification device of the utility model.

[0021] Fig. 2 It is the dust and leaf reduction mechanism explosion view of a kind of corn kernel air selection variable frequency screening purification device of the utility model.

[0022] In the drawing: 1, air separator body;2, feed seat;3, dust and leaf reduction mechanism;4, L-shaped support plate;5, support table;6, inclined guide box;7, inclined guide cavity;8, ion wind rod;9, back connecting strip;10, hole mounting plate;11, fixing groove;12, fixing table;13, baffle;14, bayonet;15, clamping strip;16, rubber plate. DETAILED DESCRIPTION

[0023] In order to make the technical means, creative features, purposes and effects realized by the utility model easy to understand, the utility model is further described below in combination with specific implementation manners.

[0024] For example, Figs. 1-2As shown, a variable frequency screening and purifying device for corn kernel winnowing includes a winnower body 1 and a feeding seat 2, the feeding seat 2 is arranged on one side of the box body of the winnower body 1, further includes a falling attachment mechanism 3, the falling attachment mechanism 3 includes an L-shaped support plate 4, a support table 5, an inclined guide box 6, an ion wind rod 8, a back connecting strip 9, a hole mounting plate 10, a blocking strip 13 and a clamping strip 15, the top of the feeding seat 2 is locked with the L-shaped support plate 4 through bolts, and the support table 5 is welded at the upper plate body of the feeding seat 2, the inclined guide box 6 is integrally formed below the table body of the support table 5 and inclined to the feeding seat 2, and the inclined guide box 6 and the support table 5 are arranged with the inclined guide cavity 7 inclined to the feeding seat 2, the grommet of the inclined guide cavity 7 is covered with the ion wind rod 8, and the shell of the ion wind rod 8 is fixed with the back connecting strip 9, the strip body of the back connecting strip 9 is fixed with the hole mounting plate 10 symmetrically outside, and the hole mounting plate 10 is locked on the surface of the support table 5 through bolts, the lower wall of the feeding seat 2 is arranged with the positioning groove 11 for clamping the positioning table 12, and the positioning table 12 is arranged and fixed at the lower strip surface of the blocking strip 13, the strip body of the blocking strip 13 is arranged with the clamping opening 14 for clamping the clamping strip 15, and the strip body of the clamping strip 15 is fixed with the rubber plate 16 extending into the feeding seat 2.

[0025] Among them, the strip body of the clamping strip 15 is a cylindrical strip body, and the cylindrical strip body of the clamping strip 15 is fixedly connected with the rubber plate 16, and the cylindrical strip body of the clamping strip 15 is clamped into the cylindrical gap cavity of the clamping opening 14;

[0026] By adopting the above technical scheme, the cylindrical clamping strip 15 can be clamped into the clamping opening 14 of the cylindrical gap cavity, so that the clamping strip 15 with the rubber plate 16 is installed at the blocking strip 13.

[0027] Among them, the surface of the plate body of the support table 5 and the hole mounting plate 10 is arranged with mounting holes, and the mounting holes of the support table 5 and the hole mounting plate 10 are vertically screwed with bolts;

[0028] By adopting the above technical scheme, the mounting holes of the support table 5 and the hole mounting plate 10 can be screwed with bolts for locking.

[0029] Among them, the vertical table body of the support table 5 is attached to the vertical plate body of the L-shaped support plate 4, and the vertical table body of the support table 5 is welded with the vertical plate body of the L-shaped support plate 4;

[0030] By adopting the above technical scheme, the support table 5 is welded with the vertical plate body of the L-shaped support plate 4 through the vertical table body.

[0031] Among them, the length of the shell of the ion wind rod 8 is greater than the size of the upper cavity opening of the inclined guide cavity 7, and the air outlet of the ion wind rod 8 is inclined to the inclined guide cavity 7;

[0032] By adopting the above technical solution, the ion wind rod 8 can block above the oblique cavity 7 and blow a large amount of air masses with positive and negative charges toward the oblique cavity 7 and the feed seat 2 to neutralize the electrostatic charge carried by the attachments.

[0033] The groove cavity of the fixed groove 11 is a T-shaped groove cavity, and the T-shaped table plate of the fixed table 12 is clamped in the T-shaped groove cavity of the fixed groove 11;

[0034] By adopting the above technical solution, the T-shaped groove cavity of the fixed groove 11 can be adapted to cater to the T-shaped table plate of the fixed platform 12 for stable clamping.

[0035] It should be noted that the present invention is a variable frequency screening and purification device for corn kernel air selection, and a lowering mechanism 3 is provided at the feed seat 2 of the air selector body 1. After the L-shaped support plate 4 of the lowering mechanism 3 is fastened to the top of the feed seat 2 by bolts, the support platform 5 welded at the feed seat 2 can be fastened to the hole mounting plate 10 of the back connecting bar 9 by bolts, and the back connecting bar 19 can be bonded and fixed to the outside of the shell of the ion wind rod 8. At this time, the ion wind rod 8 can be blocked above the support platform 5 and the oblique guide cavity 7 of the oblique guide box 6 to connect to the external controller for electrical control, and the bayonet 14 of the rear baffle 13 can be clamped into the clamping strip 15 on one side of the rubber plate 16, and then the baffle 13 is clamped in the fixed groove 11 of the feed seat 2 with the fixed platform 12, so that the rubber The plate 16 is tilted vertically into the feed seat 2. After the corn kernels are fed into the feed seat 2 by the conveying equipment, when the corn kernels are air-selected, purified and screened by the air selector body 1, the driving motor of the air selector body 1 can be operated with variable frequency by means of the frequency converter. When the electrostatic dust and leaves carried in the corn kernels enter the feed seat 2, the ion wind rod 8 blows a large number of air masses with positive and negative charges into the oblique guide cavity 7. These air masses can contact the electrostatic dust and leaves entering the feed seat 2, and neutralize the electrostatic charges carried by the dust and leaves, so that these easily attached debris enter the air selector body 1 for air selection and are not easily attached to the inner wall of the air selector body 1 to form attached stains when discharged. The conveying and discharge position of the corn conveying equipment needs to be close to the bottom of the oblique guide box 6.

[0036] It should be noted that the present invention is a variable frequency screening and purification device for corn kernel air selection. The components in the present invention are all components known to those skilled in the art, and their structures and principles can be known to those skilled in the art through technical manuals or conventional experimental methods.

[0037] The basic principle and main features of the present application and the advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A variable frequency screening and purification device for winnowing corn kernels, comprising a winnowing device body (1) and a feed seat (2), wherein the feed seat (2) is provided on one side of the box of the winnowing device body (1), and is characterized in that: The invention also includes a lowering mechanism (3), wherein the lowering mechanism (3) includes an L-shaped support plate (4), a support platform (5), an inclined guide box (6), an ion wind rod (8), a back connecting bar (9), a hole-mounted plate (10), a blocking bar (13) and a clamping bar (15); the top of the feed seat (2) is fastened with the L-shaped support plate (4) by bolts, and the support platform (5) is welded to the upper plate body of the feed seat (2) where the L-shaped support plate (4) extends out; the support platform (5) is integrally formed with an inclined guide box (6) inclined toward the feed seat (2) below the platform body, and an inclined guide cavity (7) inclined toward the feed seat (2) is provided between the inclined guide box (6) and the support platform (5); the inclined guide cavity (7) is provided with a plurality of holes; and the plurality of holes are connected to the feed seat (2) and the support platform (5) ... ) is covered with an ion wind rod (8) at the upper cavity opening, and a back connecting bar (9) is fixed outside the shell of the ion wind rod (8), and a hole mounting plate (10) is symmetrically fixed outside the bar of the back connecting bar (9), and the hole mounting plate (10) is locked on the surface of the support (5) by bolts, and a fixed groove (11) for clamping the fixed platform (12) is opened in the lower opening wall of the feed seat (2), and the fixed platform (12) is arranged and fixed on the lower surface of the baffle (13), and a bayonet (14) for clamping the card strip (15) is opened on the bar body of the baffle (13) facing the feed seat (2), and a rubber plate (16) extending into the feed seat (2) is fixed on the outer side of the bar body of the card strip (15).

2. The variable frequency screening and purification device for corn kernel winnowing according to claim 1, characterized in that: The strip body of the clamping strip (15) is a cylindrical strip body, and a rubber plate (16) is bonded and fixed to the cylindrical strip body of the clamping strip (15). The cylindrical strip body of the clamping strip (15) is clamped into the cylindrical notch of the clamping port (14).

3. The variable frequency screening and purification device for corn kernel winnowing according to claim 1, characterized in that: The support platform (5) and the hole-mounted plate (10) are provided with mounting holes on their plate surfaces, and bolts are vertically screwed between the mounting holes of the support platform (5) and the hole-mounted plate (10).

4. The variable frequency screening and purification device for corn kernel winnowing according to claim 1, characterized in that: The vertical platform body of the support platform (5) is attached to the outside of the vertical plate body of the L-shaped support plate (4), and the vertical platform body of the support platform (5) is welded to the vertical plate body of the L-shaped support plate (4).

5. The variable frequency screening and purification device for corn kernel winnowing according to claim 1, characterized in that: The shell length of the ion wind rod (8) is greater than the size of the upper cavity opening of the oblique cavity (7), and the air outlet of the ion wind rod (8) faces the oblique cavity (7).

6. The variable frequency screening and purification device for corn kernel winnowing according to claim 1, characterized in that: The groove cavity of the fixed groove (11) is a T-shaped groove cavity, and the T-shaped table plate of the fixed table (12) is clamped in the T-shaped groove cavity of the fixed groove (11).

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