CN216722131U

CN216722131U - Energy-saving grain screening equipment for large combine harvester based on wind power

Info

Publication number: CN216722131U
Application number: CN202123288759.9U
Authority: CN
Inventors: 张钧
Original assignee: Zhejiang Business College
Current assignee: Zhejiang Business College
Priority date: 2021-12-25
Filing date: 2021-12-25
Publication date: 2022-06-14
Anticipated expiration: 2031-12-25

Abstract

The utility model discloses energy-saving grain screening equipment for a large-scale combine harvester based on wind power, which comprises a main box, a fixed frame, a rotating rod and a main shaft, wherein an installation groove is formed in the outer wall of one end of the main box, the fixed frame is fixedly connected between the inner walls at the periphery of the installation groove, a protection mechanism is arranged at one end of the fixed frame, an installation plate is fixedly connected between the inner walls at the other end of the fixed frame, an air inlet mechanism is arranged on the outer wall at one end of the installation plate, a driving motor is fixedly connected to the top of the outer wall at the other end of the main box, one end of an output shaft of the driving motor is fixedly connected with the main shaft, one end of the circumferential outer wall of the main shaft is fixedly connected with a first bevel gear, and a driven mechanism is arranged on the outer wall of the first bevel gear. The utility model realizes the effect of equal blanking of the grains, and the rotation of the blades can generate wind power to blow the equal grains falling into the main box, thereby realizing the effect of screening the grains.

Description

Energy-saving grain screening equipment for large combine harvester based on wind power

Technical Field

The utility model relates to the technical field of grain screening, in particular to energy-saving grain screening equipment for a large-scale combine harvester based on wind power.

Background

The cereal is wide in range, comprises rice, wheat, millet, soybean and other coarse cereals, mainly comprises plant seeds and fruits, is a traditional staple food, and cereals are not only seeds of gramineous plants but also can be roughly divided into grains, beans and beans.

In the harvesting process to cereal, impurity such as vacant shell in the cereal needs to be rejected, and current screening equipment relies on wind-force screening more mostly, but can't carry out equivalent unloading to cereal when the screening, probably appear falling simultaneously and lead to sieving the inaccurate condition of a large amount of cereal, consequently, need to design a large-scale combine for harvester energy-saving cereal screening equipment based on wind-force to solve above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides energy-saving grain screening equipment for a large-scale combine harvester based on wind power.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides an energy-saving cereal screening installation for large-scale combine based on wind-force, includes main tank, fixed frame, rotary rod and main shaft, the one end outer wall of main tank is opened there is the mounting groove, and fixed frame fixed connection is between the inner wall all around of mounting groove, and fixed frame's one end is provided with protection machanism, and fixedly connected with mounting panel between fixed frame's the other end inner wall, and the one end outer wall of mounting panel is provided with air inlet mechanism, the other end outer wall top fixedly connected with driving motor of main tank, and driving motor's output shaft one end fixedly connected with main shaft, the first bevel gear of circumference outer wall one end fixedly connected with of main shaft, the outer wall of first bevel gear is provided with follower, the bottom of main tank is pegged graft and is had the flitch that gathers materials, and the other end outer wall of main tank is opened there is the groove of wasting discharge, and the top outer wall of main tank is provided with feed mechanism.

Preferably, air inlet mechanism includes two roating seats, and the roating seat is equallyd divide and is do not rotated through the bearing and connect in the one end outer wall both sides of mounting panel, a plurality of links that the circumference outer wall fixedly connected with equidistance of roating seat distributes, and the other end outer wall fixedly connected with rotary drum of the vice ring gear of equal fixedly connected with between the other end outer wall of link, a plurality of blades that the circumference outer wall fixedly connected with equidistance of rotary drum distributes.

Preferably, the other end outer wall fixedly connected with main fluted disc of main shaft, and the bottom both sides outer wall of main fluted disc equallys divide and do not mesh with top one side outer wall of vice ring gear mutually, contactless between one side outer wall of vice ring gear, all be connected with the rotary rod through the bearing rotation between the one end outer wall of roating seat and the other end inner wall of main case, the circumference outer wall fixedly connected with equidistance of rotary rod distributes a plurality of broken teeth.

Preferably, the driven mechanism comprises a second bevel gear, the second bevel gear is meshed with the first bevel gear, an auxiliary shaft is fixedly connected to the outer wall of the top of the second bevel gear, a rotating hole is formed in the inner wall and the outer wall of the other end of the top of the main box, and the circumferential outer wall of the auxiliary shaft is rotatably connected to the circumferential inner wall of the rotating hole through a bearing.

Preferably, feed mechanism includes the feeding frame, and feeding frame fixed connection is in the top outer wall of main tank, a plurality of supports that fixedly connected with equidistance distributes between the top circumference outer wall of feeding frame, fixedly connected with roof between the other end outer wall of support, the top outer wall of countershaft passes through the bearing and rotates to be connected in the bottom outer wall of roof, the circumference outer wall intermediate position fixedly connected with top dish of countershaft, it has a plurality of unloading through-holes of equidistance distribution to open between the top of top dish and the bottom outer wall, the top outer wall of main tank is opened there is a perpendicular hole.

Preferably, the protection mechanism comprises a middle-arranged plate, the middle-arranged plate is fixedly connected between the outer walls of the two sides of the fixed frame, a plurality of guardrails are fixedly connected between the top and the bottom of the middle-arranged plate and the outer wall of one end of the fixed frame, the guardrails are distributed equidistantly, and a protection plate is fixedly connected between the inner wall of the top of the main box and the inner wall of one end of the main box.

Preferably, the circumferential outer wall of the auxiliary shaft is fixedly connected with a plurality of scraping plates which are distributed equidistantly.

The utility model has the beneficial effects that:

1. through the arranged main box and the driving motor, when the driving motor rotates, the main shaft is driven to rotate, so that the auxiliary shaft is driven to rotate through the meshing action of the first bevel gear and the second bevel gear, at the moment, the top disc continuously corresponds the blanking through holes to the vertical holes in the rotating process, grains in the feeding frame fall into the main box in an equal-division manner, the effect of equal-amount blanking is realized, when the main shaft drives the main fluted disc to rotate, the two meshed auxiliary fluted rings also rotate, so that the rotating seat and the rotating drum are driven to rotate, the blades rotate to generate wind power to blow the grains falling into the main box in an equal-amount manner, lighter objects such as empty shells in the grains are blown out of the main box through the waste discharge groove, the grains fall into the collecting groove, the screening effect of the grains is realized, when the rotating seat drives the rotating rod to rotate, the crushing teeth hit the falling grains, therefore, the materials such as soil possibly mixed in the grains are smashed, or the hollow shells are separated from the bonding body of the grains, so that the screening effect on the grains is enhanced.

2. Through the scraper blade that sets up, when the countershaft drives the scraper blade and rotates, can stir the cereal in the feeding frame, prevent that cereal from piling up and leading to the circumstances of unloading difficulty at unloading through-hole top, strengthened the partition unloading nature of cereal.

Drawings

FIG. 1 is a schematic sectional front view of an energy-saving grain screening apparatus for a large wind-based combine harvester according to embodiment 1;

FIG. 2 is a schematic structural view of a mounting plate of the energy-saving grain screening device for the large-scale wind-based combine harvester according to embodiment 1;

fig. 3 is a schematic structural diagram of a stirring plate of the energy-saving grain screening equipment for the large-scale wind power-based combine harvester, which is provided by the embodiment 2.

In the figure: the device comprises a main box 1, a fixed frame 2, a guardrail 3, a middle plate 4, a material collecting plate 5, crushing teeth 6, a rotating rod 7, a waste discharge groove 8, a protection plate 9, a driving motor 10, a main shaft 11, a feeding frame 12, a discharging through hole 13, a top plate 14, a support 15, a top plate 16, blades 17, auxiliary gear rings 18, a rotating drum 19, a connecting frame 20, a rotating seat 21, a mounting plate 22, a first bevel gear 23, a second bevel gear 24, an auxiliary shaft 25, a main gear plate 26 and a scraping plate 27.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-2, an energy-saving grain screening device for a large-scale combine harvester based on wind power comprises a main box 1, a fixed frame 2, a rotating rod 7 and a main shaft 11, wherein an installation groove is formed in the outer wall of one end of the main box 1, the fixed frame 2 is connected between the peripheral inner walls of the installation groove through bolts, a protection mechanism is arranged at one end of the fixed frame 2, an installation plate 22 is connected between the inner walls of the other end of the fixed frame 2 through bolts, an air inlet mechanism is arranged on the outer wall of one end of the installation plate 22, the top of the outer wall of the other end of the main box 1 is connected with a driving motor 10 through bolts, one end of an output shaft of the driving motor 10 is connected with the main shaft 11 through bolts, one end of the circumferential outer wall of the main shaft 11 is connected with a first bevel gear 23 through bolts, a driven mechanism is arranged on the outer wall of the first bevel gear 23, a material collecting plate 5 is inserted into the bottom of the main box 1, and a waste discharge groove 8 is formed in the outer wall of the other end of the main box 1, the outer wall of the top of the main box 1 is provided with a feeding mechanism.

Wherein, the mechanism of admitting air includes two roating seats 21, and roating seat 21 equally divide and do not rotate through the bearing and connect in the one end outer wall both sides of mounting panel 22, and the welding of the circumference outer wall of roating seat 21 has a plurality of links 20 that the equidistance distributes, and there is the rotary drum 19 all through bolted connection with the other end outer wall of vice ring gear 18 roating seat 21 between the other end outer wall of link 20 through bolted connection, and there are a plurality of blades 17 that the equidistance distributes on the circumference outer wall of rotary drum 19 through bolted connection.

Wherein, there is main fluted disc 26 main fluted disc 11's other end outer wall through bolted connection, and the bottom both sides outer wall of main fluted disc 26 equallys divide and respectively meshes with top one side outer wall of vice ring gear 18 mutually, and contactless between one side outer wall of vice ring gear 18, all be connected with rotary rod 7 through bearing rotation between the one end outer wall of roating seat 21 and the other end inner wall of main case 1, and the welding of the circumference outer wall of rotary rod 7 has a plurality of broken teeth 6 that the equidistance distributes.

The driven mechanism comprises a second bevel gear 24, the second bevel gear 24 is meshed with the first bevel gear 23, the outer wall of the top of the second bevel gear 24 is connected with an auxiliary shaft 25 through a bolt, a rotary hole is formed in the inner wall and the outer wall of the other end of the top of the main box 1, and the circumferential outer wall of the auxiliary shaft 25 is rotatably connected to the circumferential inner wall of the rotary hole through a bearing.

Wherein, feed mechanism includes feeding frame 12, and feeding frame 12 passes through bolted connection in the top outer wall of main tank 1, the welding has a plurality of supports 15 that the equidistance distributes between the top circumference outer wall of feeding frame 12, there is roof 14 through bolted connection between the other end outer wall of support 15, the top outer wall of countershaft 25 passes through the bearing and rotates the bottom outer wall of connecting in roof 14, there is roof dish 16 through bolted connection in the circumference outer wall intermediate position of countershaft 25, it has a plurality of unloading through-holes 13 that the equidistance distributes to open between the top of roof dish 16 and the bottom outer wall, open the top outer wall of main tank 1 has a perpendicular hole.

Wherein, protection mechanism includes built-in board 4, and built-in board 4 passes through bolted connection between the both sides outer wall of fixed frame 2, and the welding has a plurality of guardrails 3 that the equidistance distributes between the top of built-in board 4 and the one end outer wall of fixed frame 2, and the welding has guard plate 9 between the top inner wall of main tank 1 and the one end inner wall.

The working principle is as follows: when the grain sorting machine is used, the driving motor 10 drives the main shaft 11 to rotate when rotating, so that the auxiliary shaft 25 is driven to rotate through the meshing action of the first bevel gear 23 and the second bevel gear 24, at the moment, the top disc 16 continuously corresponds the blanking through holes 13 to the vertical holes in the rotating process, so that grains in the feeding frame 12 fall into the main box 1 in an equal-dividing mode, the effect of equal-amount blanking is realized, when the main shaft 11 drives the main fluted disc 26 to rotate, the two meshed auxiliary fluted rings 18 also rotate, so that the rotating seat 21 and the rotating drum 19 are driven to rotate, the blades 17 rotate to generate wind power to blow the grains falling into the main box 1, lighter objects such as empty shells in the grains are blown out of the main box 1 through the waste discharge groove 8, the grains fall into the grain collecting groove 5, the effect of grain sorting is realized, when the rotating seat 21 drives the rotating rod 7 to rotate, the crushing teeth 6 hit the falling grains, therefore, the materials such as soil possibly mixed in the grains are smashed, or the hollow shells are separated from the bonding body of the grains, so that the screening effect on the grains is enhanced.

Example 2

Referring to fig. 3, compared with embodiment 1, the energy-saving grain screening device for a large combine harvester based on wind power has the advantages that a plurality of scrapers 27 distributed at equal intervals are welded on the circumferential outer wall of a secondary shaft 25.

The working principle is as follows: when the auxiliary shaft 25 rotates the driving scraper 27, grains in the feeding frame 12 can be stirred, the situation that the grains are accumulated on the top of the blanking through hole 13 to cause blanking difficulty is prevented, and the grain equal-division blanking performance is enhanced.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the utility model concepts of the present invention in the scope of the present invention.

Claims

1. An energy-saving grain screening device for a large-scale combine harvester based on wind power comprises a main box (1), a fixed frame (2), a rotating rod (7) and a main shaft (11), and is characterized in that an installation groove is formed in the outer wall of one end of the main box (1), the fixed frame (2) is fixedly connected between the inner walls of the periphery of the installation groove, a protection mechanism is arranged at one end of the fixed frame (2), an installation plate (22) is fixedly connected between the inner walls of the other end of the fixed frame (2), an air inlet mechanism is arranged on the outer wall of one end of the installation plate (22), a driving motor (10) is fixedly connected to the top of the outer wall of the other end of the main box (1), one end of an output shaft of the driving motor (10) is fixedly connected with the main shaft (11), one end of the outer wall of the circumference of the main shaft (11) is fixedly connected with a first bevel gear (23), and a driven mechanism is arranged on the outer wall of the first bevel gear (23), the bottom of the main box (1) is spliced with a material collecting plate (5), the outer wall of the other end of the main box (1) is provided with a waste discharge groove (8), and the outer wall of the top of the main box (1) is provided with a feeding mechanism.

2. The energy-saving grain screening device for the large-scale wind-power-based combine harvester according to claim 1, wherein the air inlet mechanism comprises two rotary bases (21), the rotary bases (21) are respectively rotatably connected to two sides of the outer wall of one end of the mounting plate (22) through bearings, a plurality of connecting frames (20) are fixedly connected to the outer wall of the circumference of each rotary base (21) and are distributed equidistantly, auxiliary toothed rings (18) are fixedly connected between the outer walls of the other ends of the connecting frames (20), a rotary drum (19) is fixedly connected to the outer wall of the other end of each rotary base (21), and a plurality of blades (17) are fixedly connected to the outer wall of the circumference of the rotary drum (19) and are distributed equidistantly.

3. The energy-saving grain screening device for the large-scale wind-power-based combine harvester according to claim 2, wherein a main toothed disc (26) is fixedly connected to the outer wall of the other end of the main shaft (11), the outer walls of two sides of the bottom of the main toothed disc (26) are respectively meshed with the outer wall of one side of the top of the auxiliary toothed ring (18), the outer wall of one side of the auxiliary toothed ring (18) is not in contact with each other, a rotating rod (7) is rotatably connected between the outer wall of one end of the rotating seat (21) and the inner wall of the other end of the main box (1) through a bearing, and a plurality of crushing teeth (6) which are distributed equidistantly are fixedly connected to the outer wall of the circumference of the rotating rod (7).

4. The energy-saving grain screening device for the large-scale wind-power-based combine harvester according to claim 3, wherein the driven mechanism comprises a second bevel gear (24), the second bevel gear (24) is meshed with the first bevel gear (23), an auxiliary shaft (25) is fixedly connected to the outer wall of the top of the second bevel gear (24), a rotating hole is formed in the inner wall and the outer wall of the other end of the top of the main box (1), and the outer wall of the circumference of the auxiliary shaft (25) is rotatably connected to the inner wall of the circumference of the rotating hole through a bearing.

5. The energy-saving grain screening device for the large-scale wind-power-based combine harvester is characterized in that the feeding mechanism comprises a feeding frame (12), the feeding frame (12) is fixedly connected to the outer wall of the top of the main box (1), a plurality of supports (15) are fixedly connected between the outer walls of the circumference of the top of the feeding frame (12) and are distributed equidistantly, a top plate (14) is fixedly connected between the outer walls of the other ends of the supports (15), the outer wall of the top of the auxiliary shaft (25) is rotatably connected to the outer wall of the bottom of the top plate (14) through a bearing, a top plate (16) is fixedly connected to the middle position of the outer wall of the circumference of the auxiliary shaft (25), a plurality of blanking through holes (13) are distributed equidistantly between the outer wall of the top and the outer wall of the bottom of the top plate (16), and a vertical hole is formed in the outer wall of the top of the main box (1).

6. The energy-saving grain screening device for the large-scale wind-power-based combine harvester according to any one of claims 1 to 5, wherein the protection mechanism comprises a middle-positioned plate (4), the middle-positioned plate (4) is fixedly connected between the outer walls of the two sides of the fixed frame (2), a plurality of guardrails (3) which are distributed at equal intervals are fixedly connected between the outer walls of the top and the bottom of the middle-positioned plate (4) and the outer wall of one end of the fixed frame (2), and a protection plate (9) is fixedly connected between the inner wall of the top and the inner wall of one end of the main box (1).

7. The energy-saving grain screening apparatus for the large wind-based combine harvester according to claim 4, wherein a plurality of scrapers (27) are fixedly connected to the circumferential outer wall of the auxiliary shaft (25) and are distributed at equal intervals.