CN216297466U

CN216297466U - Grain spiral impels sieving mechanism

Info

Publication number: CN216297466U
Application number: CN202122093965.8U
Authority: CN
Inventors: 陈影; 徐彬
Original assignee: Anhui Wuguxiang Biotechnology Co ltd
Current assignee: Anhui Wuguxiang Biotechnology Co ltd
Priority date: 2021-09-01
Filing date: 2021-09-01
Publication date: 2022-04-15
Anticipated expiration: 2031-09-01

Abstract

The utility model discloses a grain and grain spiral propelling and screening device which comprises a conveying box, wherein the lower end of the conveying box is fixedly connected with two supporting plates, the inner wall of the conveying box is rotatably connected with a hollow rod, the side wall of the hollow rod is fixedly connected with a spiral conveying blade, the side wall of the conveying box is fixedly connected with a motor through a support, the movable end of the motor is fixedly connected with one end of the hollow rod, the inner wall of the hollow rod is fixedly connected with a plurality of stirring rods, and the stirring rods are of a hollow structure. According to the utility model, the dust suction tube sucks air into the hollow rod through the dust suction tube, the hollow rod rotates to drive the stirring rod to rotate, so that the stirring rod is continuously contacted with grain, dust impurities in the grain enter the dust suction tube through the dust suction hole, then the dust impurities enter the dust suction tube, and further the dust impurities in the grain are preliminarily removed, so that the equipment degree of subsequent screening equipment is reduced, and the screening efficiency of the dust impurities in the grain is improved.

Description

Grain spiral impels sieving mechanism

Technical Field

The utility model relates to the technical field of grain and grain processing, in particular to a grain and grain spiral propelling and screening device.

Background

Grain grains mainly refer to rice, wheat, millet, soybeans and other coarse cereals, and because a large amount of dust impurities are accumulated in the grain grains in the harvesting and airing process, before the grain grains are processed, the dust impurities in the grain grains need to be screened and removed in order to avoid the influence of the dust impurities on the processing effect of the grain grains.

At present when screening dust debris in to grain cereal, in order to reduce workman's labour, often transport grain cereal to screening installation through conveyor, but because present conveyor does not possess the dust debris in to grain cereal and screens for grain cereal is when getting into the screening installation, the volume increase that the screening installation needs the screening, and it is not clean very easily to lead to the screening of dust debris in the grain cereal, and then influences grain cereal's later stage processing.

Based on this, the utility model provides a grain spiral propelling and screening device.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a grain spiral propelling and screening device.

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

the utility model provides a grain cereal screw propulsion sieving mechanism, includes the delivery box, two backup pads of delivery box lower extreme fixedly connected with, the delivery box inner wall rotates and is connected with well cavity pole, well cavity pole lateral wall fixedly connected with screw transport leaf, the delivery box lateral wall passes through support fixedly connected with motor, motor expansion end and well cavity pole one end fixed connection, a plurality of puddlers of well cavity pole inner wall fixedly connected with, it is a plurality of the puddler is hollow structure, and is a plurality of dust absorption hole has been seted up to the puddler inner wall, delivery box lower extreme fixedly connected with suction drum, install in the suction drum and carry out absorptive dust absorption mechanism to the dust in the cereal.

Preferably, dust absorption mechanism includes the filter screen of fixed connection at the suction tube inner wall, one of them the backup pad lateral wall rotates and is connected with the horizontal pole, the horizontal pole is located a plurality of impellers of lateral wall fixedly connected with in the suction tube, the lateral wall fixedly connected with sleeve pipe of motor is kept away from to the delivery box, well cavity pole lateral wall runs through the delivery box lateral wall and is connected with the rotation of sleeve pipe inner wall, the inner wall and its lateral wall intercommunication of motor are kept away from to well cavity pole, suction tube inner wall passes through dust absorption pipe and sleeve pipe inner wall fixed connection, install drive horizontal pole pivoted actuating mechanism on the motor.

Preferably, actuating mechanism includes the action wheel of fixed connection at the motor loose axle lateral wall, horizontal pole one end runs through the backup pad lateral wall and fixedly connected with from the driving wheel, the action wheel passes through the hold-in range and is connected from the driving wheel.

Preferably, the dust suction cylinder is provided with a impurity removing port at the lower end close to the filter screen, the lower end of the dust suction cylinder is rotatably connected with a cover plate matched with the impurity removing port, and the side wall of the cover plate is fixedly connected with the lower end of the dust suction cylinder through a bolt.

Preferably, the diameter of the driving wheel is much larger than the diameter of the driven wheel.

Preferably, top fixedly connected with filling tube in the delivery box, the inner wall below fixedly connected with discharging pipe that the motor was kept away from to the delivery box.

The utility model has the following beneficial effects:

1. by arranging the dust collection mechanism and the driving mechanism, the motor rotates to enable the driving wheel to drive the driven wheel to rotate through the synchronous belt, and then the cross rod drives the impeller to rotate, so that negative pressure is formed in the dust collection cylinder, the dust collection cylinder sucks air into the hollow rod through the dust collection pipe, the hollow rod drives the stirring rod and the spiral conveying blade to rotate through the motor rotation, and further when grain grains are conveyed, the stirring rod is continuously contacted with the grain grains, dust sundries in the grain grains enter the dust collection pipe through the dust collection hole, then the dust sundries enter the dust collection cylinder, and further the dust sundries in the grain grains are preliminarily removed, the equipment degree of subsequent screening equipment is reduced, and the screening efficiency of the dust sundries in the grain grains is improved;

2. through setting up filter screen, impurity removal mouth, apron and bolt, the dust cereal that gets into in the suction tube gathers at the filter screen surface area, rotates the bolt and makes bolt and suction tube lower extreme separation, rotates the apron downwards afterwards for the impurity removal mouth is opened, and then can clear up the dust debris that the filter screen surface gathered and the dust debris that gathers in the suction tube, and then guarantees the good dust absorption effect of suction tube.

Drawings

FIG. 1 is a schematic structural view of a spiral propelling and screening device for grain according to the present invention;

fig. 2 is an enlarged schematic view of the structure at a in fig. 1.

In the figure: the device comprises a conveying box 1, a supporting plate 2, a feeding pipe 3, a hollow rod 4, a spiral conveying blade 5, a motor 6, a stirring rod 7, a dust suction hole 8, a dust suction barrel 9, a dust suction pipe 10, a sleeve pipe 11, a cross rod 12, an impeller 13, a filter screen 14, a driven wheel 15, a driving wheel 16, a sundry removing opening 17, a cover plate 18, a bolt 19 and a discharging pipe 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-2, a grain cereal screw propulsion sieving mechanism, including delivery box 1, two backup pads 2 of 1 lower extreme fixedly connected with of delivery box, 1 inner wall of delivery box rotates and is connected with well

hollow rod

4, 4 lateral walls fixedly connected with screw conveying leaf 5 of well hollow rod, 1 lateral wall of delivery box passes through support fixedly connected with motor 6, motor 6 expansion end and 4 one end fixed connection of well hollow rod, 4 inner wall fixedly connected with a plurality of puddlers 7 of well hollow rod, a plurality of puddlers 7 are hollow structure, a plurality of dust absorption holes 8 have been seted up to a plurality of puddler 7 inner walls, 1 lower extreme fixedly connected with suction drum 9 of delivery box, install in the suction drum 9 and carry out absorptive dust absorption mechanism to the dust in the cereal.

Dust absorption mechanism includes filter screen 14 of fixed connection at the inner wall of suction tube 9, 2 lateral walls of one of them backup pad rotate and are connected with horizontal pole 12, horizontal pole 12 is located a plurality of impellers of lateral wall fixedly connected with 13 of suction tube 9, lateral wall fixedly connected with sleeve pipe 11 of motor 6 is kept away from to delivery box 1, the lateral wall of cavity pole 4 runs through delivery box 1 lateral wall and is connected with the rotation of sleeve pipe 11 inner wall, the inner wall that motor 6 was kept away from to cavity pole 4 communicates with its lateral wall, suction tube 9 inner wall passes through dust absorption pipe 10 and sleeve pipe 11 inner wall fixed connection, make a plurality of impellers 13 rotate and make when the suction tube 9 has negative pressure in, suction tube 9 can breathe in to cavity pole 4 through dust absorption pipe 10 this moment, install the pivoted actuating mechanism of drive horizontal pole 12 on the motor 6.

Actuating mechanism includes drive wheel 16 of fixed connection at the loose axle lateral wall of

motor

6, and 2 lateral walls of backup pad and fixedly connected with follow driving wheel 15 are run through to horizontal pole 12 one end, and drive wheel 16 passes through the hold-in range and is connected from driving wheel 15.

The dust cylinder 9 is close to the lower extreme of filter screen 14 and has been seted up impurity removal port 17, the dust cylinder 9 lower extreme rotates and is connected with and removes impurity port 17

complex apron

18, 18 lateral walls of apron pass through bolt 19 and dust cylinder 9 lower extreme fixed connection, make bolt 19 and dust cylinder 9 lower extreme separation through rotating bolt 19, and then rotate apron 18 downwards and make impurity removal port 17 open, and then can clear up the dust debris that the filter screen 14 surface is gathered and the dust debris that gathers in the dust cylinder 9, and then guarantee good dust absorption effect in the dust cylinder 9.

The diameter of action wheel 16 is far greater than the diameter from driving wheel 15, it is further, for better screening to the dust debris in the grain cereal get rid of, and then the conveying speed of spiral delivery leaf 5 to grain cereal is slower, but required negative pressure is enough big during the dust absorption in the suction tube 9, and then the diameter that sets up action wheel 16 is far greater than the diameter from driving wheel 15, make action wheel 16 rotate when slower from driving wheel 15 rotate faster, thereby can guarantee the dust absorption effect of suction tube 9.

Top fixedly connected with filling tube 3 in transport case 1, the inner wall below fixedly connected with discharging pipe 20 that motor 6 was kept away from to transport case 1.

According to the grain screening device, grain grains are added into the conveying box 1 through the feeding pipe 3, then the driving motor 6 is driven to rotate, the spiral conveying blades 5 fixedly connected to the side wall of the hollow rod 4 are driven to rotate, and then the grain grains in the conveying box 1 are conveyed, so that the grain grains enter the screening device through the discharging pipe 20;

the motor 6 rotates to drive a driving wheel 16 fixedly connected with the side wall of a movable shaft of the motor to rotate, the driving wheel 16 drives a driven wheel 15 to rotate through a synchronous belt, a cross rod 12 fixedly connected with the side wall of the driven wheel 15 is driven to rotate, the cross rod 12 drives an impeller 13 to rotate, negative pressure is formed in the dust suction cylinder 9, the dust suction cylinder 9 sucks air into the hollow rod 4 through a dust suction pipe 10, the hollow rod 4 rotates to drive a plurality of stirring rods 7 to rotate, the stirring rods 7 are continuously contacted with grain grains, dust impurities in the grain grains enter the hollow rod 4 through dust suction holes 8 and the stirring rods 7, then the dust impurities enter the dust suction cylinder 9 through the dust suction pipe 10, the dust impurities in the grain grains are preliminarily removed, and the dust impurities entering the dust suction cylinder 9 are accumulated on the surface of a filter screen 14;

when the dust and impurities on the surfaces of the dust cylinder 9 and the filter screen 14 need to be cleaned, the bolt 19 is rotated to separate the bolt 19 from the lower end of the dust cylinder 9, and then the cover plate 18 is rotated downwards to open the impurity removing opening 17, so that the dust and impurities on the surfaces of the dust cylinder 9 and the filter screen 14 can be cleaned.

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 to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A grain spiral propelling screening device comprises a conveying box (1) and is characterized in that, the lower end of the conveying box (1) is fixedly connected with two supporting plates (2), the inner wall of the conveying box (1) is rotatably connected with a hollow rod (4), the side wall of the hollow rod (4) is fixedly connected with a spiral conveying blade (5), the side wall of the conveying box (1) is fixedly connected with a motor (6) through a bracket, the movable end of the motor (6) is fixedly connected with one end of the hollow rod (4), the inner wall of the hollow rod (4) is fixedly connected with a plurality of stirring rods (7), the stirring rods (7) are of hollow structures, the inner wall of the stirring rods (7) is provided with a plurality of dust absorption holes (8), the lower end of the conveying box (1) is fixedly connected with a dust suction cylinder (9), and a dust suction mechanism for absorbing dust in the grains is installed in the dust suction cylinder (9).

2. The grain spiral propelling screening device of claim 1, the dust suction mechanism comprises a filter screen (14) fixedly connected with the inner wall of the dust suction cylinder (9), one of the supporting plates (2) is rotatably connected with a cross bar (12), the side wall of the cross bar (12) positioned in the dust collection cylinder (9) is fixedly connected with a plurality of impellers (13), a sleeve (11) is fixedly connected with the side wall of the conveying box (1) far away from the motor (6), the side wall of the hollow rod (4) penetrates through the side wall of the conveying box (1) and is rotationally connected with the inner wall of the sleeve (11), the inner wall of the hollow rod (4) far away from the motor (6) is communicated with the side wall of the hollow rod, the inner wall of the dust suction cylinder (9) is fixedly connected with the inner wall of the sleeve (11) through a dust suction pipe (10), and a driving mechanism for driving the cross rod (12) to rotate is arranged on the motor (6).

3. The grain spiral propelling screening device of claim 2, wherein the driving mechanism comprises a driving wheel (16) fixedly connected to the side wall of a movable shaft of the motor (6), one end of the cross rod (12) penetrates through the side wall of the support plate (2) and is fixedly connected with a driven wheel (15), and the driving wheel (16) is connected with the driven wheel (15) through a synchronous belt.

4. The spiral propelling screening device for grain crops as claimed in claim 2, wherein the dust suction cylinder (9) is provided with a impurity removing port (17) at the lower end close to the filter screen (14), the lower end of the dust suction cylinder (9) is rotatably connected with a cover plate (18) matched with the impurity removing port (17), and the side wall of the cover plate (18) is fixedly connected with the lower end of the dust suction cylinder (9) through a bolt (19).

5. A grain screw-propelled screening apparatus according to claim 3, wherein the diameter of the drive wheel (16) is substantially greater than the diameter of the driven wheel (15).

6. The grain spiral propelling screening device of claim 1, wherein a feeding pipe (3) is fixedly connected to the inner top of the conveying box (1), and a discharging pipe (20) is fixedly connected to the lower portion of the inner wall of the conveying box (1) far away from the motor (6).