CN215074035U

CN215074035U - Novel harvester grain cleaning device

Info

Publication number: CN215074035U
Application number: CN202121267748.XU
Authority: CN
Inventors: 周诗国; 李开宝; 江启权; 李军
Original assignee: Hubei Yisui Ecological Agriculture Co ltd
Current assignee: Hubei Yisui Ecological Agriculture Co ltd
Priority date: 2021-06-08
Filing date: 2021-06-08
Publication date: 2021-12-10
Anticipated expiration: 2031-06-08

Abstract

The utility model provides a novel harvester grain cleaning device, includes box, baffle, sieve and the intaglio of harvester, the baffle divide into threshing area, fan district and miscellaneous material district to the box, threshing area in be equipped with first rotating cylinder and second rotating cylinder relatively, first rotating gear, second rotating gear, first rotating gear second rotating gear between the belt connect, the fan district be equipped with the fan, miscellaneous material district in be equipped with rotating device, fan district and miscellaneous material district between be equipped with the discharge gate, the discharge gate in be equipped with cereal stirring wheel. The utility model has the advantages that: the utility model discloses a first rotary drum and second rotary drum twin drum drive corn and hit sieve and intaglio effect of threshing, and corn is threshed totally, and fan work blows garrulous stem stalk eduction gear simultaneously outside, and the corn stirs the grain that the driving wheel drove threshing and passes through the discharge gate fast, separates thoroughly, reduces extravagantly.

Description

Novel harvester grain cleaning device

Technical Field

The utility model relates to a harvester technical field, in particular to novel harvester cereal cleaning device.

Background

With the continuous development of the harvester towards high speed, high efficiency and high performance, the cleaning capacity becomes an important factor for limiting the development of the combine harvester. At present, a threshing and cleaning mechanism with a single roller, a double-layer cleaning sieve and a single-air-channel cleaning fan is adopted, single-roller threshing is adopted, the teeth of the roller rods continuously strike paddy, so that mature and full grains quickly fall off from the straws and fall into a concave sieve, and some grains which are not mature easily fall off and are discharged out of the machine along with the straws, so that waste is caused; if the threshing rate of the rice needs to be improved, the rotating speed of the roller needs to be improved, the striking strength of the roller rod teeth to the grains can be increased at the moment, the mature and full grains are hulled and crushed, the storage of the rice can be influenced seriously, and the waste is caused.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned not enough among the prior art, the utility model provides a novel harvester grain cleaning plant that twin drum threshed to solve the corn and thresh unclean, the loss is high and the broken scheduling problem of seed grain.

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

a novel harvester grain cleaning device comprises a box body of a harvester, wherein a feed inlet is arranged at the top of the box body, a baffle is relatively arranged in the box body, the baffle divides the box body into a threshing area, a fan area and a sundry material area, a first rotating cylinder and a second rotating cylinder are relatively arranged in the threshing area, a first rotating gear is arranged at one end of the first rotating cylinder, a second rotating gear is arranged at one end of the second rotating cylinder, the first rotating gear and the second rotating gear are connected through a belt, rotating arms are respectively arranged on the outer sides of the first rotating cylinder and the second rotating cylinder, sieve plates are respectively arranged on one sides of the first rotating cylinder, which are close to the box body and the second rotating cylinder, a concave plate is arranged at one end of the first rotating cylinder, which is far away from the feed inlet, a fan is arranged in the fan area, a rotating device is arranged in the sundry material area, a discharge port is arranged between the fan area and the miscellaneous material area, and a grain stirring wheel is arranged in the discharge port.

Further, the diameter of first rotating gear be greater than the diameter of second rotating gear, first rotating gear differs with the diameter of second rotating gear, makes the rotational speed of first rotating cylinder and second rotating cylinder different under the drive of belt, and the rotating cylinder of high low rotational speed combines to use and can improve the unhulled rate of corn and reduce plump grain hulling, breakage.

Furthermore, the structure of the sieve plate is a woven sieve plate, a punched sieve plate, a fisheye sieve plate or a fish scale sieve plate, and the woven sieve plate is simple to manufacture, small in airflow resistance and large in effective area; the punching sieve plate is simple to manufacture and not easy to deform; the fisheye sieve plate has good backward pushing capacity for single screening; the orifice of the fish scale sieve plate is adjustable in size, not easy to block and high in production efficiency.

Furthermore, the rotating device comprises rotating shafts which are arranged oppositely, the outer sides of the two rotating shafts which are arranged oppositely are provided with conveying belts, and the rotating device can convey the crushed stalks blown by airflow so that the crushed stalks are discharged out of the machine.

Furthermore, the outer side of the grain stirring wheel is provided with a stirring arm which is of an arc structure, and the stirring wheel drives the stirring arm to rotate so that grains which can be stirred and threshed can quickly pass through the discharge port.

The utility model has the advantages that: the utility model discloses a first rotary drum and second rotary drum twin drum drive corn and hit sieve and intaglio effect of threshing, and corn is threshed totally, and fan work blows garrulous stem stalk eduction gear simultaneously outside, and the corn stirs the grain that the driving wheel drove threshing and passes through the discharge gate fast, separates thoroughly, reduces extravagantly.

Drawings

Fig. 1 is a schematic structural diagram of the novel harvester grain cleaning device.

As shown in the figure: 1. the device comprises a box body, 2, a feed inlet, 1.1, a baffle, 1.2, a threshing area, 1.3, a fan area, 1.4, a sundries area, 3, a first rotating cylinder, 3.1, a first rotating gear, 4, a second rotating cylinder, 4.1, a second rotating gear, 5, a rotating arm, 6, a sieve plate, 7, a concave plate, 8, a fan, 9, a rotating device, 9.1, a rotating shaft, 9.2, a conveying belt, 10, a discharge port, 11, a grain stirring wheel, 11.1 and a stirring arm.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

In order to make the content of the present invention more clearly understood, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the attached drawings in the embodiment of the present invention.

With reference to the attached drawing 1, a novel grain cleaning device of a harvester comprises a box body 1 of the harvester, a feed inlet 2 is arranged at the top of the box body 1, a baffle 1.1 is arranged in the box body 1 relatively, the baffle 1.1 divides the box body 1 into a threshing area 1.2, a fan area 1.3 and a miscellaneous material area 1.4, a first rotating cylinder 3 and a second rotating cylinder 4 are arranged in the threshing area 1.2 relatively, one end of the first rotating cylinder 3 is provided with a first rotating gear 3.1, one end of the second rotating cylinder 4 is provided with a second rotating gear 4.1, the first rotating gear 3.1 and the second rotating gear 4.1 are connected through a belt, the outer sides of the first rotating cylinder 3 and the second rotating cylinder 4 are provided with rotating arms 5, one sides of the first rotating cylinder 3, which are close to the box body 1, and one sides of the second rotating cylinder 4, which are close to the box body 1, are provided with a sieve plate 7, the grain mixing machine is characterized in that a fan 8 is arranged in the fan area 1.3, a rotating device 9 is arranged in the miscellaneous material area 1.4, a discharge port 10 is arranged between the fan area 1.3 and the miscellaneous material area 1.4, and a grain stirring wheel 11 is arranged in the discharge port 10.

The diameter of first rotating gear 3.1 be greater than the diameter of second rotating gear 4.1, rotate through the belt connection between first rotating gear 3.1 and the second rotating gear 4.1, because of the diameter is not of uniform size, lead to the rotational speed of first rotary drum 3 and second rotary drum 4 to differ.

The structure of sieve 6 for weaving the sieve, punch a hole the sieve, fisheye sieve or fish scale sieve, follow the cereal that feed inlet 2 came in, through the rotation drive cereal rotation of first rotary drum 3 and second rotary drum 4, produce centrifugal force, can lead to the cereal breakage with pat on sieve 6 and intaglio 7, realize threshing of cereal.

Rotating device 9 including the relative axis of rotation 9.1 that sets up, relative two the outside of axis of rotation 9.1 be equipped with conveyer belt 9.2, fan 8 works, blows wind-force, because of the gravity principle, garrulous stem stalk is lighter than the cereal grain, garrulous stem stalk arrives on rotating device 9 with the wind, axis of rotation 9.1 rotates, drives the garrulous stem stalk of conveyer belt 9.2 and discharges outside the machine.

Cereal stirring wheel 11's the outside be equipped with stirring arm 11.1, stirring arm 11.1 be the arc structure, the cereal grain drops to discharge gate 10 because of gravity, cereal stirring wheel 11 rotates and drives stirring arm 11.1 and stir the cereal grain for the cereal grain falls fast.

The utility model discloses a when concrete implementation: the utility model discloses a power of first rotary drum, fan and rotating device 9 all is that the harvester drive produces, and establishment sieve, the sieve that punches a hole, fisheye sieve or fish scale sieve are current products.

The utility model discloses a theory of operation: harvester work, put in threshing the district through the feed inlet to the cereal of reaping, harvester drive first rotary drum and second rotary drum rotate, carry out rotatory centrifugation to cereal, cereal is because of rotatory patting sieve and intaglio simultaneously, take away the corn of cereal and deviate from, it is broken with the stem stalk, then drop downwards together, fan work is bloied, rotating device work simultaneously, wind-force blows the stem stalk towards rotating device direction, the axis of rotation rotates, it is outer to drive the garrulous stem stalk discharge of transportation area, the corn drops downwards because of gravity, cereal stirring wheel rotates, the corn passes through the discharge gate fast.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and all modifications, equivalents, improvements and the like that are made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a novel harvester grain cleaning device, includes box (1) of harvester, a serial communication port, the top of box (1) be equipped with feed inlet (2), box (1) in be equipped with baffle (1.1) relatively, baffle (1.1) divide into threshing area (1.2), fan district (1.3) and miscellaneous material district (1.4) box (1), threshing area (1.2) in be equipped with first rotating cylinder (3) and second rotating cylinder (4) relatively, the one end of first rotating cylinder (3) be equipped with first rotating gear (3.1), the one end of second rotating cylinder (4) be equipped with second rotating gear (4.1), first rotating gear (3.1) second rotating gear (4.1) between the belt connect, the outside of first rotating cylinder (3) and second rotating cylinder (4) all be equipped with rotor arm (5), first rotating cylinder (3) be close to box (1) and second rotating cylinder (4) and be close to box (1) One side all be equipped with sieve (6), first rotary drum (3) keep away from feed inlet (2) one end and be equipped with notch board (7), fan district (1.3) be equipped with fan (8), miscellaneous material district (1.4) in be equipped with rotating device (9), fan district (1.3) and miscellaneous material district (1.4) between be equipped with discharge gate (10), discharge gate (10) in be equipped with cereal stirring wheel (11).

2. A novel harvester grain cleaning device as claimed in claim 1, characterized in that: the diameter of the first rotating gear (3.1) is larger than that of the second rotating gear (4.1).

3. A novel harvester grain cleaning device as claimed in claim 1, characterized in that: the structure of the sieve plate (6) is a woven sieve plate, a punched sieve plate, a fisheye sieve plate or a fish scale sieve plate.

4. A novel harvester grain cleaning device as claimed in claim 1, characterized in that: the rotating device (9) comprises rotating shafts (9.1) which are arranged oppositely, and conveying belts (9.2) are arranged on the outer sides of the two rotating shafts (9.1) which are arranged oppositely.

5. A novel harvester grain cleaning device as claimed in claim 1, characterized in that: the outer side of the grain stirring wheel (11) is provided with a stirring arm (11.1), and the stirring arm (11.1) is of an arc-shaped structure.