CN213494818U

CN213494818U - Seed sieving mechanism of usefulness is promoted to agricultural technology

Info

Publication number: CN213494818U
Application number: CN202021804752.0U
Authority: CN
Inventors: 王刚
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-25
Filing date: 2020-08-25
Publication date: 2021-06-22
Anticipated expiration: 2030-08-25

Abstract

The utility model discloses a seed sieving mechanism of agricultural technology popularization usefulness relates to seed screening installation technical field. The utility model discloses a be provided with the screening case of import and export, the inside of screening case is rotated and is provided with and is the horizontally pivot, the fixed opening that has cup jointed screening frame and screening frame in the pivot makes progress. The utility model discloses a continuous inclination that changes the screening frame makes the continuous one end of following of seed roll to the other end, spread the seed and scatter and gather together through such mode, the seed is along with the in-process that the screening frame slope was spread and is scattered, can make flat grain in the seed, things such as small stone grain drop away through the screening hole, and the dust can drop out in the seed equally, and such mode can not produce the phenomenon that the dust is wafted in a large number, whole seed screening process does not have acutely to rock and vibrations, therefore the noise is little, and the dust is low, it is convenient reasonable to screen simultaneously, high in practicability, and structural design is simple, the device is small.

Description

Seed sieving mechanism of usefulness is promoted to agricultural technology

Technical Field

The utility model relates to a seed screening installation technical field, concretely relates to seed sieving mechanism of agricultural technology popularization usefulness.

Background

The seed is before planting, for guaranteeing the germination percentage of seed, need filter it, seed with flat grain and small-size is selected out from robust seed, simultaneously get rid of dust and small stone grain in the seed, at present in rural, still rely on artifical manual shake to filter the work of seed screening, not only have the shortcoming of wasting time and energy, and the dust is big, partly adopt mechanized mode screening to all rely on vibrations screening, adopt vibrations screening equally can produce the dust and still need increase extra fan isotructure, cause the sieving mechanism bulky, the while device during operation still can produce serious noise, consequently this practical new type provides a screening effect good, screening process in the dust is few, under the noise and the small-size seed sieving mechanism of device.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: for solving the problem that proposes in the above-mentioned background art, the utility model provides a seed sieving mechanism of agricultural technology popularization usefulness.

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

the utility model provides a seed sieving mechanism of agricultural technology popularization usefulness, is including the screening case that is provided with import and export, the inside of screening case is rotated and is provided with and is the horizontally pivot, the fixed opening that has cup jointed screening frame and screening frame in the pivot makes progress, a plurality of screening hole has been seted up to the parallel one side of screening frame and screening frame opening, be provided with the drive pivot on the screening case and carry out reciprocating rotation's drive assembly.

Further, drive assembly is three-dimensional perpendicular including fixing slide bar and the slide bar in screening case one side and pivot, sliding connection has the rack board on the slide bar, the both ends of pivot are all fixed on the lateral surface of screening case through the bearing and the pot head of pivot is equipped with the gear that meshes mutually with the rack board, drive assembly still carries out the power component that reciprocal straight line slided along the slide bar including being used for driving the rack board.

Further, the power assembly comprises a motor fixed on one surface of the screening box, a first connecting rod is sleeved on an output shaft of the motor, a second connecting rod is hinged to a free end of the first connecting rod, and the free end of the second connecting rod is hinged to the rack plate.

Furthermore, one side of the screening box is provided with a notch, an inclined plate which inclines upwards is fixed on the inner wall of the screening box provided with the notch, and one side of the screening frame close to the notch is provided with an opening and is hinged with a side plate for shielding the opening.

Furthermore, the inlet is arranged at the top of the screening box, the two parallel inner walls at the inlet of the screening box are both fixed with the folded plates, and the inclined directions of the two folded plates are close to each other.

Further, the outlet is arranged on the side face of the screening box, and the drawer frame is inserted into the screening box in a sliding mode through the outlet.

The utility model has the advantages as follows: the utility model discloses a continuous inclination that changes the screening frame makes the continuous one end of following of seed roll to the other end, spread the seed and scatter and gather together through such mode, the seed is along with the in-process that the screening frame slope was spread and is scattered, can make flat grain in the seed, things such as small stone grain drop away through the screening hole, and the dust can drop out in the seed equally, and such mode can not produce the phenomenon that the dust is wafted in a large number, whole seed screening process does not have acutely to rock and vibrations, therefore the noise is little, and the dust is low, it is convenient reasonable to screen simultaneously, high in practicability, and structural design is simple, the device is small.

Drawings

FIG. 1 is a perspective view of the present invention;

fig. 2 is a front view of the structure of the present invention;

FIG. 3 is a cross-sectional view taken along the line A-A of the present invention;

FIG. 4 is a cross-sectional view taken along the direction B-B of the present invention;

FIG. 5 is another perspective view of the present invention;

reference numerals: 1. a screening box; 2. a rotating shaft; 3. screening frames; 4. a screening well; 5. a drive assembly; 501. a slide bar; 502. A rack plate; 503. a gear; 6. a power assembly; 601. a motor; 602. a first connecting rod; 603. a second connecting rod; 7. folding the plate; 8. a notch; 9. a sloping plate; 10. a side plate; 11. a drawer frame.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "up", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are conventionally placed when used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

As shown in fig. 1-5, a seed screening device for agricultural technology promotion comprises a screening box 1 with an inlet and an outlet, wherein the inlet is used for adding plants into the screening box 1, the outlet is used for taking out screened dust, small or shriveled seeds and small stone grains, a horizontal rotating shaft 2 is rotatably arranged in the screening box 1, the rotating shaft 2 is horizontally arranged on the screening box 1, the rotating shaft 2 rotates around the axis thereof in the rotating process, a screening frame 3 is fixedly sleeved on the rotating shaft 2, the opening of the screening frame 3 is upward, the opening of the known screening frame 3 is upward, the seeds enter the inside of the screening box 1 through the opening after being added into the inside of the screening box 1, and the screening frame 3 is fixed on the rotating shaft 2, so that the screening frame 3 can rotate along with the rotating shaft 2 to change the inclination angle, a plurality of screening holes 4 are arranged on the side of the screening frame 3 parallel to the opening of the screening frame 3, unnecessary objects in the seeds can be removed through the screening holes 4, the screening box 1 is provided with a driving component 5 for driving the rotating shaft 2 to rotate in a reciprocating manner, the driving component 5 provides power for the rotation of the rotating shaft 2, but it needs to be explained that the rotating amplitude of the rotating shaft 2 is limited, the seeds in the screening frame 3 are prevented from being poured out, wherein the clockwise rotating amplitude and the anticlockwise rotating amplitude of the rotating shaft 2 are both 0-45 degrees, the utility model can continuously change the inclination angle of the screening frame 3 to ensure that the seeds roll from one end to the other end, and the seeds are spread and gathered together in such a way, so that the seeds can drop out through the screening holes 4 in the process of spreading and scattering along with the inclination of the screening frame 3, and the dust can also drop out from the seeds, and the phenomenon of scattering of a large amount of dust can not be generated in such a way, whole seed screening process does not have acutely to rock and vibrations, and therefore the noise is little, and the dust is low moreover, and the screening is convenient reasonable simultaneously, and the practicality is high, and structural design is simple moreover, and the device is small.

As shown in fig. 5, in some embodiments, in order to achieve smooth forward and reverse rotation of the rotating shaft 2, the driving assembly 5 includes a sliding rod 501 fixed on one surface of the screening box 1, and the sliding rod 501 is perpendicular to the rotating shaft 2, a rack plate 502 is connected to the sliding rod 501 in a sliding manner, two ends of the rotating shaft 2 are fixed on an outer side surface of the screening box 1 through bearings, and one end of the rotating shaft 2 is sleeved with a gear 503 meshed with the rack plate 502, the driving assembly 5 further includes a power assembly 6 for driving the rack plate 502 to slide linearly and reciprocally along the sliding rod 501, when the rack plate 502 is driven by the power assembly 6 to perform linear and reciprocal movement along the sliding rod 501, the gear 503 can continuously perform reciprocating rotation, so that continuous forward and reverse rotation of the rotating shaft 2 with amplitude is achieved.

As shown in fig. 5, in some embodiments, a structure of the power assembly 6 is disclosed, the power assembly 6 includes a motor 601 fixed on one surface of the screening box 1, an output shaft of the motor 601 is sleeved with a first connecting rod 602, a second connecting rod 603 is hinged to a free end of the first connecting rod 602, a free end of the second connecting rod 603 is hinged to the rack plate 502, the power assembly 6 adopts a principle of a crank and a connecting rod, when the motor 601 drives the first connecting rod 602 to make a circular motion, the second connecting rod 603 can continuously pull the rack plate 502 to make a linear reciprocating motion along the sliding rod 501, so that forward and reverse rotation of the rotating shaft 2 is finally achieved.

As shown in fig. 4 and 5, in some embodiments, in order to facilitate the extraction of the screened seeds, a notch 8 is formed on one surface of the screening box 1, an inclined plate 9 inclined upwards is fixed on the inner wall of the screening box 1 on which the notch 8 is formed, one side of the screening frame 3 close to the notch 8 is a notch and is hinged with a side plate 10 for shielding the notch, when the seeds are screened, one end of the screening frame 3 provided with the side plate 10 inclines towards the direction close to the gap 8, at the moment, the seeds are gathered at the end, wherein, a lock catch (not shown in the figure, the lock catch can be the existing devices such as a manual bolt, an automatic spring bolt or a rapid hinge buckle and the like) is designed between the side plate 10 and the screening frame 3 for fixing, the side plate 10 is overturned to be overlapped with the inclined plate 9, under the cooperation of gravity and the inclined state of the screening frame 3, seeds enter the inclined plate 9 and come out through the notch 8, so that the seeds can be conveniently collected.

As shown in fig. 5, in some embodiments, in order to add seeds conveniently, the inlet is disposed at the top of the screening box 1, two parallel inner walls at the inlet of the screening box 1 are both fixed with the folding plate 7, and the two folding plates 7 are close to each other in the inclined direction, the position of the inlet is determined, the seeds are directly added through the inlet and fall into the screening frame 3, and through the design of the two folding plates 7 (in the shape and configuration shown in fig. 5), the size of the inlet is reduced while the addition of the seeds is not affected, but it is noted that the seeds are prevented from falling to the bottom of the screening box 1 through the gap between the screening frame 3 and the screening box 1 during the addition process.

As shown in fig. 1 to 3, in some embodiments, in order to facilitate taking out the screened impurities, the outlet is disposed at a side surface of the screening box 1, and the drawer frame 11 is slidably inserted into the screening box 1 through the outlet, so that the drawer frame 11 is directly pulled out.

Claims

1. The utility model provides a seed sieving mechanism of agricultural technology popularization usefulness, a serial communication port, including screening case (1) that is provided with import and export, the inside of screening case (1) is rotated and is provided with and is horizontally pivot (2), the fixed cover is gone up in pivot (2) and is connect the opening of screening frame (3) and screening frame (3) upwards, a plurality of screening hole (4) have been seted up with the parallel one side of screening frame (3) opening to screening frame (3), be provided with drive pivot (2) on screening case (1) and carry out reciprocal pivoted drive assembly (5).

2. The seed sieving mechanism of usefulness is promoted to agricultural technology of claim 1, characterized in that, drive assembly (5) are three-dimensional perpendicular including fixing slide bar (501) and pivot (2) in screening case (1) one side, sliding connection has rack plate (502) on slide bar (501), the both ends of pivot (2) are all fixed on the lateral surface of screening case (1) through the bearing and the pot head of pivot (2) is equipped with gear (503) with rack plate (502) engaged with, drive assembly (5) are still including being used for driving rack plate (502) and carry out reciprocal power component (6) that slide straight line was slided along slide bar (501).

3. The seed screening device for agricultural technology popularization according to claim 2, wherein the power assembly (6) comprises a motor (601) fixed on one surface of the screening box (1), an output shaft of the motor (601) is sleeved with a first connecting rod (602), a free end of the first connecting rod (602) is hinged to a second connecting rod (603), and a free end of the second connecting rod (603) is hinged to the rack plate (502).

4. The seed screening device for agricultural technology popularization according to claim 1, wherein one surface of the screening box (1) is provided with a notch (8), an inclined plate (9) which inclines upwards is fixed on the inner wall of the screening box (1) provided with the notch (8), and one side of the screening frame (3) close to the notch (8) is provided with a notch and is hinged with a side plate (10) for shielding the notch.

5. The seed screening apparatus for agricultural technology promotion of claim 1, wherein the inlet is arranged on the top of the screening box (1), the two parallel inner walls of the inlet of the screening box (1) are both fixed with the folded plate (7), and the inclined directions of the two folded plates (7) are close to each other.

6. The seed screening apparatus for agricultural technology development according to claim 1, wherein the outlet is provided at a side of the screening box (1), and a drawer frame (11) is slidably inserted through the outlet in the screening box (1).