CN215389465U

CN215389465U - Double-fan grain cleaner

Info

Publication number: CN215389465U
Application number: CN202121299507.3U
Authority: CN
Inventors: 舒小全
Original assignee: Ulateqian Jufeng Agricultural And Animal Husbandry Machinery Co ltd
Current assignee: Ulateqian Jufeng Agricultural And Animal Husbandry Machinery Co ltd
Priority date: 2021-06-10
Filing date: 2021-06-10
Publication date: 2022-01-04
Anticipated expiration: 2031-06-10

Abstract

The utility model discloses a double-fan grain cleaner, which comprises a cleaning box, wherein the upper end of the cleaning box is connected with a feed hopper, a first guide plate, a second guide plate and a screening frame are sequentially connected in the cleaning box from top to bottom, an air inlet machine and a dust suction pipe are connected to two sides of the cleaning box, one end of the dust suction pipe is arranged outside the cleaning box and is connected with a collecting box, the screening frame comprises a first screening plate, one lower part of the first screening plate is connected with a second screening plate through a connecting strip, two ends of the first screening plate are connected with sliding strips, the other end of each sliding strip extends out of the cleaning box and is connected with a baffle, any sliding strip is sleeved with a spring, one side of the cleaning box is connected with a motor through a motor frame, the output end of the motor is connected with a rotating shaft, a cam is connected on the rotating shaft, and one side of the cleaning box is connected with a baffle door matched with the screening frame. Compared with the prior art, the utility model has the advantages that: the cleaning is carried out for a plurality of times, and the screening can be carried out in a grading way, the cleaning effect is good, the working procedure is simple, and the cleaning machine is safe and environment-friendly.

Description

Double-fan grain cleaner

Technical Field

The utility model relates to the technical field of grain production equipment, in particular to a double-fan grain cleaner.

Background

The grain crops such as wheat, corn and the like are mostly aired on the field after being harvested and are manually winnowed, cleaning operations such as deslagging, separation and the like are completed by means of natural wind power, the labor intensity is high, and in the winnowing process, impurities fly upwards, so that great harm is caused to a human body. Some grain cleaning machines are used for cleaning and screening grains, and currently, grain cleaning machines are mainly classified into a screening type, a winnowing type, a specific gravity type, a combined type and the like, and mainly separate grains from impurities by utilizing the difference of the sizes and the weights of grains and impurities, but because partial grains and impurities are not completely stripped, the grains are still required to be subjected to husking and cleaning again after cleaning, so that the working procedures and the workload are increased, and the labor efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of overcoming the technical defects and providing the double-fan grain cleaner which can clean for multiple times, can screen in a grading way, has good cleaning effect, simple working procedures, safety and environmental protection.

In order to solve the technical problems, the technical scheme provided by the utility model is as follows: a double-fan grain cleaner comprises a cleaning box, wherein a feeding hopper is connected to one side of the upper end of the cleaning box, a first guide plate, a second guide plate and a screening frame are sequentially connected and arranged in the cleaning box from top to bottom, the first guide plate and the second guide plate are obliquely arranged, the first guide plate and the second guide plate are oppositely inclined, air inlets which are respectively matched with the first guide plate and the second guide plate are connected and arranged on two sides of the cleaning box, a protective shell which is matched with the air inlets is connected and arranged on the cleaning box, dust suction pipes which are oppositely arranged with the air inlets are connected and arranged on two sides of the cleaning box, an air exhauster is connected and arranged in each dust suction pipe, one end of each dust suction pipe is arranged in the cleaning box, the other end of each dust suction pipe is arranged outside the cleaning box and connected with a collecting box, an air outlet net is connected and arranged on each dust suction pipe, and the screening frame comprises a first screening plate, the lower parts of two ends of the screening plate are connected with connecting strips, the lower end of each connecting strip is connected with the same screening plate II, two ends of the screening plate are connected with sliding strips, one end of each sliding strip, which is far away from the screening plate, extends out of one end of the screening plate, the cleaning box is connected with a baffle plate, a spring is sleeved on any sliding strip, one end of each spring is connected with the outer side wall of the cleaning box, the other end of each spring is connected with the baffle plate, one side, which is close to the other sliding strip, of the cleaning box is connected with a motor frame, a motor is connected and arranged on the motor frame, the output end of the motor extends out of the motor frame, a rotating shaft is connected with a cam, the cam is matched with the baffle plate, one end, which is far away from the motor, of the rotating shaft is connected with a fixed plate, one side of the fixed plate is connected with the side wall of the cleaning box, one side of the cleaning box is connected with a baffle door matched with the screening frame, the stop door is connected with a handle.

Compared with the prior art, the utility model has the advantages that: the feeder hopper can prevent that grain from unrestrained, improve the efficiency of cleaner, deflector one and two slope settings of deflector can make the automatic landing of grain, and then easily get rid of the impurity in the grain, two air-intakes and two suction fans can carry out clearance many times to grain, the clearance is more thorough, air-intake fan cooperation air exhauster can blow impurity back and inhale the dust absorption pipe immediately and collect, guarantee the speed of cleaning, prevent polluted environment and to cause the injury to the human body simultaneously, filter screen one can prevent that grain from getting into the dust absorption pipe and causing the waste, go out air screen one can in time discharge the air, guarantee the circulation of air, can make impurity stay in the dust absorption pipe simultaneously again, prevent the polluted environment, filter screen board one cooperation filter board two can carry out the classified screening to grain, reach good screening effect.

Furthermore, the upper surfaces of the first guide plate and the second guide plate are provided with speed reduction lines, so that grains can be thoroughly separated from impurities, and an ideal cleaning effect can be achieved.

Further, the protective housing is kept away from cleaning case one side is connected and is equipped with filter screen two, and filter screen two can filter the air that gets into the cleaning and sorting machine, prevents that new impurity and grain from mixing.

Furthermore, a plurality of screening holes I and a plurality of screening holes II are respectively formed in the screening plate I and the screening plate II, and the diameter of each screening hole is larger than that of each screening hole II, so that the effectiveness of classified screening is guaranteed.

Further, the motor output end is connected with the motor frame through a bearing, the rotating shaft is connected with the fixing plate through a bearing, and the bearing can fix the positions of the motor output end and the rotating shaft and enables the motor output end and the rotating shaft to rotate easily.

Drawings

Fig. 1 is a schematic structural view of the present invention.

As shown in the figure: 1. cleaning box, 2, feed hopper, 3, deflector I, 4, deflector II, 5, air inlet machine, 6, protective housing, 7, dust absorption pipe, 8, air exhauster, 9, filter screen I, 10, collecting box, 11, air outlet net, 12, filter screen I, 13, connecting strip, 14, filter screen II, 15, sliding strip, 16, baffle, 17, spring, 18, motor frame, 19, motor, 20, pivot, 21, cam, 22, fixed plate, 23, shutter, 24, handle, 25, filter screen II.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in the attached drawing 1, the double-fan grain cleaner comprises a cleaning box 1, a feed hopper 2 is connected to one side of the upper end of the cleaning box 1, a first guide plate 3, a second guide plate 4 and a screening frame are sequentially connected from top to bottom in the cleaning box 1, the first guide plate 3 and the second guide plate 4 are obliquely arranged, the first guide plate 3 and the second guide plate 4 are oppositely inclined, air inlets 5 respectively matched with the first guide plate 3 and the second guide plate 4 are connected to two sides of the cleaning box 1, a protective shell 6 matched with the air inlets 5 is connected to the cleaning box 1, dust suction pipes 7 oppositely arranged with the air inlets 5 are connected to two sides of the cleaning box 1, an exhaust fan 8 is connected to the dust suction pipes 7, one end of the dust suction pipes 7 is connected to the cleaning box 1 and provided with a first filter screen 9, the other end of the dust suction pipes 7 is connected to the cleaning box 1 and provided with a collecting box 10, the dust collection pipe 7 is connected with an air outlet net 11, the screening frame comprises a screening plate I12, connecting strips 13 are connected and arranged below the two ends of the screening plate I12, the lower ends of the connecting strips 13 are connected and provided with two same screening plates 14, the two ends of the screening plate I12 are connected and provided with slide bars 15, one ends of the slide bars 15 far away from the screening plate I12 extend out of the cleaning box 1 and are connected with a baffle 16, a spring 17 is sleeved on any slide bar 15, one end of the spring 17 is connected with the outer side wall of the cleaning box 1, the other end of the spring 17 is connected with the baffle 16, the cleaning box 1 is close to the other side of the slide bar 15 and is connected with a motor frame 18, a motor 19 is connected and arranged on the motor frame 18, the output end of the motor 19 extends out of the motor frame 18 and is connected with a rotating shaft 20, a cam 21 is connected and arranged on the rotating shaft 20, and the cam 21 is matched with the baffle 16, pivot 20 is kept away from 19 one end of motor is connected and is equipped with fixed plate 22, fixed plate 22 one side with cleaning box 1 lateral wall is connected, cleaning box 1 one side is connected and is equipped with the matching the shutter 23 of screening rack, the connection is equipped with handle 24 on the shutter 23.

And the upper surfaces of the first guide plate 3 and the second guide plate 4 are provided with deceleration grains. And a second filter screen 25 is connected to one side, far away from the cleaning box 1, of the protective shell 6. The first screening plate 12 and the second screening plate 14 are respectively provided with a plurality of first screening holes and second screening holes, and the diameter of each screening hole is larger than that of each second screening hole. The output end of the motor 19 is connected with the motor frame 18 through a bearing, and the rotating shaft 20 is connected with the fixing plate 22 through a bearing.

The utility model is implemented as follows: putting grain into a cleaning box 1 through a feed hopper 2, dropping the grain onto a guide plate two 4 along a guide plate one 3, dropping the grain onto a screening plate one 12 along a guide plate two 4, simultaneously opening an air inlet fan 5 and an exhaust fan 8, leading external air into the cleaning box 1 after the air inlet fan 5 filters the external air through a filter screen one 5, separating the grain and sundries by wind power, simultaneously sucking light impurity mixed air into a dust suction pipe 7 through the exhaust fan 8, discharging the air through an air outlet net 11, blocking the impurities by the air outlet net 11 and dropping into a collection box 10, opening a motor 19, driving a rotating shaft 20 to rotate by the motor 19, driving a cam 21 to rotate by the rotating shaft 20, intermittently pushing a baffle plate 16 by the cam 21, further shaking the screening plate one 12 and the screening plate two 14, reciprocating the screening plate one 12 and the screening plate two 14 under the action of a spring 17, screening the grain, and leaving large grains on the screening plate one 12, smaller grain falls to screening board two 14 on, and shrivelled grain falls to cleaning box 1 bottom, and then realizes the classified screening of grain, and after the screening, open shutter 23, take out the grain after the screening, take out the clearance to the debris in the collecting box 10 at last.

The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides a double fan grain cleaner, includes cleaning box (1), its characterized in that: clean case (1) upper end one side and connect and be equipped with feeder hopper (2), clean case (1) interior from last to connecting gradually down and be equipped with deflector (3), deflector two (4), screening frame, deflector (3) with two (4) slopes to set up, deflector (3) and two (4) slope opposite direction, clean case (1) both sides connection be equipped with match respectively air-supply line (5) of deflector (3) and deflector two (4), clean case (1) go up to connect and be equipped with the matching protective housing (6) of air-supply line (5), clean case (1) both sides connection be equipped with dust absorption pipe (7) that air-supply line (5) set up relatively, dust absorption pipe (7) in-connection is equipped with air exhauster (8), dust absorption pipe (7) one end is located clean case (1) connect and be equipped with filter screen (9), the dust collection pipe (7) other end is arranged outside the cleaning box (1) and is connected with a collection box (10), the dust collection pipe (7) is connected with a wind outlet net (11), the screening frame comprises a screening plate I (12), a connecting strip (13) is connected and arranged below the two ends of the screening plate I (12), the lower end of the connecting strip (13) is connected and arranged with a same screening plate II (14), the two ends of the screening plate I (12) are connected and arranged with a slide bar (15), the slide bar (15) is far away from one end of the screening plate I (12) and extends out of the cleaning box (1) and is connected with a baffle (16), any one end of the slide bar (15) is sleeved with a spring (17), one end of the spring (17) is connected with the outer side wall of the cleaning box (1), the other end of the spring (17) is connected with the baffle (16), the cleaning box (1) is close to the other side of the slide bar (15) and is connected with a motor frame (18), connect on motor frame (18) and be equipped with motor (19), motor (19) output stretches out motor frame (18) are connected and are equipped with pivot (20), it is equipped with cam (21) to connect on pivot (20), cam (21) with baffle (16) phase-match, pivot (20) are kept away from motor (19) one end is connected and is equipped with fixed plate (22), fixed plate (22) one side with it connects to clean case (1) lateral wall, it connects and is equipped with the matching to clean case (1) one side the shutter (23) of screening frame, the connection is equipped with handle (24) on shutter (23).

2. A double-fan grain cleaner according to claim 1, characterized in that: and the upper surfaces of the first guide plate (3) and the second guide plate (4) are provided with deceleration grains.

3. A double-fan grain cleaner according to claim 1, characterized in that: and a second filter screen (25) is connected to one side of the cleaning box (1) far away from the protective shell (6).

4. A double-fan grain cleaner according to claim 1, characterized in that: the screening plate I (12) and the screening plate II (14) are respectively provided with a plurality of screening holes I and a plurality of screening holes II, and the diameter of each screening hole is larger than that of each screening hole II.

5. A double-fan grain cleaner according to claim 1, characterized in that: the output end of the motor (19) is connected with the motor frame (18) through a bearing, and the rotating shaft (20) is connected with the fixing plate (22) through a bearing.