CN220630160U - Multifunctional mechanical device for threshing and cleaning millet - Google Patents

Abstract

The utility model belongs to the technical field of agricultural machinery, and particularly relates to a multifunctional mechanical device for threshing and cleaning millet, which comprises a device shell, wherein one side of the device shell is provided with a feed inlet, the bottom of the device shell is provided with a discharge outlet and a slag discharge outlet, a threshing device is arranged in the device shell, the other side of the feed inlet of the device shell is provided with a cleaning device, the cleaning device comprises a connecting disc, an electric push rod is connected between the connecting disc and the device shell, and a plurality of scraping hooks penetrating through the device shell are also connected on the connecting disc.

Description

Multifunctional mechanical device for threshing and cleaning millet

Technical Field

The utility model belongs to the technical field of agricultural machinery, and particularly relates to a multifunctional mechanical device for threshing and cleaning millet.

Background

Rice harvesting mechanization techniques include segmented harvest mechanization and combine harvest mechanization. The main working parts of the grain combine harvester are a threshing part, a separating part and a cleaning part, which are used for threshing and cleaning grains such as rice grains, and are the most important core parts of the combine harvester. Because the combine needs to be miniaturized to adapt to most paddy fields in the south, the market needs a miniaturized, compact and better threshing and cleaning device suitable for harvesting paddy rice to be applied to the combine.

The Chinese patent with the prior application number CN202020487565.8 discloses a rice threshing and cleaning device which comprises a device shell, a threshing cylinder, a cylinder screen, a cleaning fan and the like. Through the combined work of threshing cylinder, cylinder screen and cleaning fan, rice will be fine threshing and cleaning because the cylinder screen is 360 degrees, unlike the concave plate screen of traditional harvester, does not have threshing dead angle, this has improved threshing efficiency greatly. The threshing and cleaning device is small, compact and good in operation effect, is suitable for harvesting rice, and can be applied to a combine harvester.

However, in practical application, it is found that the rice threshing and cleaning device discharges sundries such as long rice stems by arranging the grass discharging plate teeth at the end part of the threshing cylinder and arranging the sundries discharging openings on the circumferential surface at the rear part of the device shell correspondingly.

Disclosure of Invention

In order to solve the above-mentioned shortcomings in the prior art, the present utility model provides a multifunctional mechanical device for threshing and cleaning millet, which is used for solving the problems in the prior art.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides a multifunctional mechanical device for millet threshing and cleaning, includes the device shell, device shell one side is equipped with the feed inlet, and the bottom is equipped with bin outlet and arranges the sediment mouth, the inside thresher that is provided with of device shell, the opposite side of device shell feed inlet is equipped with cleaning device, cleaning device includes the connection pad, be connected with electric putter between connection pad and the device shell, still be connected with a plurality of scrapes the hook on the wearing to establish the device shell on the connection pad.

Further, the scraping hooks are distributed on the connecting disc in an arc shape.

Further, the fixed end of the electric push rod is connected with the device shell, and the movable end is connected with the center of the connecting disc.

Further, the threshing device comprises a separating roller, a conical head is arranged at one end of the front part of the separating roller, spiral blades are distributed on the conical head, threshing elements which are T-teeth are uniformly and spirally distributed at the middle part of the separating roller.

Further, a cylindrical screen is arranged on the periphery of the separation roller, the scraping hooks are distributed between the separation roller and the cylindrical screen, and the farthest moving distance of the scraping hooks does not exceed the T-teeth.

Compared with the prior art, the utility model has the following beneficial effects:

1. threshing is carried out through the threshing device component, wherein the power device on the separation roller and the combine harvester is connected and rotated to carry out threshing, and as sundries such as long rice stalks possibly move to one side of the cleaning device along the spiral blade, the electric push rod drives the scraping hook to move, and the scraping hook is in spaced contact with one smooth end of the separation roller, so that sundries such as long rice stalks are hooked and pulled, and fall into the slag discharging port, and cleaning is facilitated.

Drawings

Fig. 1 is a schematic perspective view (view angle one) of an embodiment of a multifunctional mechanical device for threshing and cleaning millet according to the present utility model;

fig. 2 is a schematic perspective view (view two) of an embodiment of a multifunctional mechanical device for threshing and cleaning millet according to the present utility model;

FIG. 3 is a schematic view showing the internal structure of a multifunctional mechanical device for threshing and cleaning millet according to the present utility model;

reference numerals in the drawings of the specification include:

the device comprises a device shell 1, a feed inlet 11, a discharge outlet 12 and a discharge outlet 13;

cleaning device 2, connecting disc 21, electric push rod 22 and scraping hook 23;

threshing device 3, disengaging drum 31, spur gear 311, helical blades 312, cylindrical screen 32.

Detailed Description

In order that those skilled in the art will better understand the present utility model, the following technical scheme of the present utility model will be further described with reference to the accompanying drawings and examples.

Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to be limiting of the present patent; for the purpose of better illustrating embodiments of the utility model, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numbers in the drawings of embodiments of the utility model correspond to the same or similar components; in the description of the present utility model, it should be understood that, if the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, only for convenience in describing the present utility model and simplifying the description, rather than indicating or implying that the apparatus or elements being referred to must have a specific orientation, be constructed and operated in a specific orientation, so that the terms describing the positional relationships in the drawings are merely for exemplary illustration and should not be construed as limiting the present patent, and that the specific meaning of the terms described above may be understood by those of ordinary skill in the art according to specific circumstances.

In the description of the present utility model, unless explicitly stated and limited otherwise, the term "coupled" or the like should be interpreted broadly, as it may be fixedly coupled, detachably coupled, or integrally formed, as indicating the relationship of components; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between the two parts or interaction relationship between the two parts. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Embodiment one:

as shown in fig. 1-3, the present utility model. Specifically, a multifunctional mechanical device for threshing and cleaning millet comprises a device shell 1, wherein one side of the device shell 1 is provided with a feed inlet 11, the bottom is provided with a discharge outlet 12 and a slag discharge outlet 13, a threshing device 3 is arranged inside the device shell 1, the other side of the feed inlet 11 of the device shell 1 is provided with a cleaning device 2, the cleaning device 2 comprises a connecting disc 21, an electric push rod 22 is connected between the connecting disc 21 and the device shell 1, and a plurality of scraping hooks 23 penetrating through the device shell 1 are further connected to the connecting disc 21.

The scraping hooks 23 are distributed on the connecting disc 21 in an arc shape.

The fixed end of the electric push rod 22 is connected with the device shell 1, and the movable end is connected with the center of the connecting disc 21.

The threshing device 3 comprises a separating roller 31, one end of the front part of the separating roller 31 is provided with a conical head, spiral blades 312 are distributed on the conical head, and threshing elements which are T-teeth 311 are uniformly and spirally distributed at the middle part of the separating roller 31.

The outer periphery of the detaching cylinder 31 is also provided with a cylindrical screen 32, and the scraping hooks 23 are distributed between the detaching cylinder 31 and the cylindrical screen 32, and the farthest moving distance thereof does not exceed the t-tooth 311.

In the practical implementation process, in order to clean up sundries such as long rice stalks more smoothly and thoroughly, the cleaning device 2 is designed, when the device is used, rice enters the device shell 1 from the feed inlet 11, threshing is carried out through the threshing device 3 assembly, the threshing is carried out by connecting and rotating the threshing cylinder 31 with a power device on the combine harvester, because sundries such as long rice stalks possibly move to one side of the cleaning device 2 along the helical blade 312, the electric push rod 22 drives the scraping hook 23 to move, and the smooth end of the scraping cylinder 31 is separated from and contacted with the sundries such as long rice stalks, so that the sundries fall into the slag discharging opening 13, and the cleaning is convenient.

The foregoing is merely exemplary of the present utility model, and the specific structures and features well known in the art are not described in any way herein, so that those skilled in the art will be able to ascertain all prior art in the field, and will not be able to ascertain any prior art to which this utility model pertains, without the general knowledge of the skilled person in the field, before the application date or the priority date, to practice the present utility model, with the ability of these skilled persons to perfect and practice this utility model, with the help of the teachings of this application, with some typical known structures or methods not being the obstacle to the practice of this application by those skilled in the art. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present utility model, and these should also be considered as the scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the utility of the patent.

Claims (5)

1. The utility model provides a multifunctional mechanical device for millet threshing and cleaning, includes device shell (1), device shell (1) one side is equipped with feed inlet (11), and the bottom is equipped with bin outlet (12) and arranges sediment mouth (13), device shell (1) inside is provided with threshing device (3), its characterized in that: the cleaning device is characterized in that a cleaning device (2) is arranged on the other side of a feeding hole (11) of the device shell (1), the cleaning device (2) comprises a connecting disc (21), an electric push rod (22) is connected between the connecting disc (21) and the device shell (1), and a plurality of scraping hooks (23) penetrating through the device shell (1) are further connected to the connecting disc (21).

2. A multifunctional mechanical device for threshing and cleaning millet as claimed in claim 1, characterized in that: the scraping hooks (23) are distributed on the connecting disc (21) in an arc shape.

3. A multifunctional mechanical device for threshing and cleaning millet as claimed in claim 2, characterized in that: the fixed end of the electric push rod (22) is connected with the device shell (1), and the movable end is connected with the center of the connecting disc (21).

4. A multifunctional mechanical device for threshing and cleaning millet as claimed in claim 3, characterized in that: the threshing device (3) comprises a separating roller (31), a conical head is arranged at one end of the front part of the separating roller (31), spiral blades (312) are distributed on the conical head, threshing elements which are T-teeth (311) are uniformly and spirally distributed at the middle part of the separating roller (31).

5. A multifunctional mechanical device for threshing and cleaning millet as claimed in claim 4, characterized in that: the periphery of the separating roller (31) is also provided with a cylindrical screen (32), the scraping hooks (23) are distributed between the separating roller (31) and the cylindrical screen (32), and the farthest moving distance of the scraping hooks does not exceed the T-shaped teeth (311).