CN220479420U

CN220479420U - Cereal screening machine

Info

Publication number: CN220479420U
Application number: CN202321943254.8U
Authority: CN
Inventors: 邹君有
Original assignee: Jilin Tianfeng Grain Storage And Logistics Co ltd
Current assignee: Jilin Tianfeng Grain Storage And Logistics Co ltd
Priority date: 2023-07-24
Filing date: 2023-07-24
Publication date: 2024-02-13
Anticipated expiration: 2033-07-24

Abstract

The utility model discloses a grain screening machine, which comprises a screening box, wherein the top of the screening box is provided with an installation opening, the inner wall of the installation opening is fixedly connected with a feed hopper, the outer wall of the screening box is connected with the feed hopper through a blanking mechanism, the inner wall of the screening box is provided with a wind power screening mechanism, and the outer wall of the screening box is provided with a sundry collecting mechanism. When the grain screening device is used, the wind power screening mechanism and the sundry collecting mechanism are utilized, the blower is started, the blower can suck air through the air inlet pipe, then the air is discharged into the air beating plate through the air exhaust pipe, finally wind power blowing to the sundry outlet is generated from the air exhaust port, the wind power can slowly screen grains to remove impurities through the wind power, dust and small empty grain shells in the grains can be blown into water in the sundry collecting box through the sundry outlet and the blocking plate, not only can the dust and small empty grain shells in the grains be effectively screened out, but also the sundry after screening can be collected.

Description

Cereal screening machine

Technical Field

The utility model relates to the technical field of grain screening machines, in particular to a grain screening machine.

Background

The grain screening machine is mainly used for separating grains from empty hulls, waste sundries and the like mixed in the grains in the grain harvesting process, and most of the grain screening machines are used for screening by using screens.

Through retrieving, the patent document with the application number of CN202223199601.9 discloses a grain screening machine, which comprises a frame and a vibrating device arranged at the bottom of the frame, wherein a feeding hopper is arranged at the top of the frame, a connecting frame is arranged at one side opposite to the top of the frame, a screen is arranged at the other end of the connecting frame, and a material conveying groove is arranged between the connecting frame and the screen.

In the prior art, although the grains can be screened through the vibrating screen, the grains contain more dust and empty shells after being dried in the sun, and some dust and smaller empty shells of the grains can fall from holes in the screen together with the grains and are mixed with the grains, so that the subsequent use of the grains can be affected;

thus, a grain screening machine is now proposed.

Disclosure of Invention

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

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

the utility model provides a cereal sieve separator, includes the screening case, the installing port has been seted up at the top of screening case, the inner wall fixedly connected with feeder hopper of installing port, the outer wall of screening case passes through feed mechanism and is connected with the feeder hopper, the inner wall of screening case is provided with wind-force screening mechanism, the outer wall of screening case is provided with debris collection mechanism.

Preferably, the unloading mechanism includes unloading pole and slope to be fixed the flitch of arranging at the feeder hopper inner wall, be provided with the feed opening between the inner wall of flitch and feeder hopper, the unloading pole runs through screening box, unloading hopper and rotates with screening box, unloading hopper to be connected, is located the feed opening inside unloading pole outer wall fixedly connected with is the semicircle form and with the flitch that offsets of unloading mouth inner wall.

Preferably, one end fixedly connected with regulating plate of unloading pole is located screening case is inside the fixed slot that is circumference distribution has been seted up to unloading pole outer wall, the spacing hole coaxial with the fixed slot setting has been seted up at the top of screening case, the inner wall sliding connection of fixed slot has the spacing bolt that runs through spacing hole and cross-section is the T type.

Preferably, the wind power screening mechanism comprises a blower arranged on the inner wall of the screening box, one side of the blower is fixedly connected with an air inlet pipe extending to the outer wall of the screening box, the other side of the blower is provided with an exhaust pipe, one end of the exhaust pipe is fixedly connected with an exhaust plate with a trapezoid cross section, and one side of the exhaust plate is provided with an exhaust outlet.

Preferably, the sundry collecting mechanism comprises a sundry collecting box with water inside, support rods fixed on the outer wall of the screening box are symmetrically arranged at the bottom of the sundry collecting box, a sundry outlet is formed in the outer wall of the screening box, and a sundry outlet plate is arranged on the outer wall of the sundry outlet.

Preferably, the outer wall of the screening box is provided with a moving port, and the inner wall of the moving port is connected with a grain collecting box in a sliding manner.

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

1. when the device is used, the blanking mechanism is utilized to stack grains in the feeding hopper, then the limiting plug pin is pulled out, the blanking rod and the blanking plate are controlled by the adjusting plate to rotate clockwise, and finally the limiting plug pin is inserted into the fixing groove on the outer wall of the blanking from the limiting hole, so that the positions of the blanking rod and the blanking plate can be fixed, grains can be slowly dropped from the blanking hole, and subsequent wind power impurity removal is facilitated.

2. When the device is used, the wind power screening mechanism and the sundry collecting mechanism are utilized, the blower is started, the blower can suck air through the air inlet pipe, the air is discharged to the inside of the air beating plate through the air exhaust pipe, finally wind power blowing to the sundry outlet is generated from the air outlet, the wind power can slowly screen grains falling down to remove impurities through the wind power, dust in the grains and small grain empty shells can be blown into water in the sundry collecting box from the sundry outlet and the blocking plate, not only can dust in the grains and small grain empty shells be effectively screened out, but also sundries after screening can be collected.

Drawings

Fig. 1 is a schematic view of an external perspective structure of a grain screening machine according to the present utility model;

fig. 2 is a schematic internal perspective view of a grain screening machine according to the present utility model;

fig. 3 is a schematic view of a partial perspective view of a grain screening machine according to the present utility model.

In the figure: 1 screening box, 2 feeder hopper, 3 discharge plate, 4 blanking plate, 5 regulating plate, 6 spacing bolt, 7 air-blower, 8 exhaust pipe, 9 aviation baffle, 10 debris collecting box, 11 miscellaneous mouths, 12 miscellaneous board, 13 cereal collecting box, 14 fixed slot, 15 blanking pole.

Description of the embodiments

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present utility model are included in the protection scope of the present utility model.

Referring to fig. 1-3, a grain screening machine, including screening case 1, the installing port has been seted up at screening case 1's top, and the inner wall fixedly connected with feeder hopper 2 of installing port, the outer wall of screening case 1 is connected with feeder hopper 2 through unloading mechanism, and screening case 1's inner wall is provided with wind-force screening mechanism, and screening case 1's outer wall is provided with debris collection mechanism.

Further, the blanking mechanism comprises a blanking rod 15 and a discharging plate 3 which is obliquely fixed on the inner wall of the feed hopper 2, a blanking opening is arranged between the discharging plate 3 and the inner wall of the feed hopper 2, the blanking rod 15 penetrates through the screening box 1 and the blanking hopper and is rotationally connected with the screening box 1 and the blanking hopper, and a semicircular blanking plate 4 which is propped against the inner wall of the blanking opening is fixedly connected to the outer wall of the blanking rod 15 in the blanking opening;

wherein can block the feed opening through being semicircle form flitch 4 down, after flitch 4 rotates 90 degrees down, just can let cereal follow the feed opening whereabouts to can control the unloading of cereal. .

Further, one end of the blanking rod 15 is fixedly connected with an adjusting plate 5, a circumferentially distributed fixed groove 14 is formed in the outer wall of the blanking rod 15 in the screening box 1, a limiting hole coaxially arranged with the fixed groove 14 is formed in the top of the screening box 1, and a limiting plug pin 6 penetrating through the limiting hole and with a T-shaped section is slidably connected to the inner wall of the fixed groove 14;

wherein the blanking rod 15 and the blanking plate 4 are controlled to rotate 90 degrees clockwise through the adjusting plate 5, and finally the limiting bolt 6 is inserted into the fixing groove 14 on the outer wall of the blanking from the limiting hole, so that the positions of the blanking rod 15 and the blanking plate 4 can be fixed.

Further, the wind power screening mechanism comprises a blower 7 arranged on the inner wall of the screening box 1, one side of the blower 7 is fixedly connected with an air inlet pipe extending to the outer wall of the screening box 1, the other side of the blower 7 is provided with an exhaust pipe 8, one end of the exhaust pipe 8 is fixedly connected with an exhaust plate 9 with a trapezoid cross section, and one side of the exhaust plate 9 is provided with an exhaust outlet;

wherein the blower 7 can provide power and control to turn on and off through external equipment, and the wind speed of blower 7 is adjustable simultaneously, can adjust the wind speed size according to the weight of cereal, can not blow out cereal from miscellaneous mouthful 11.

Further, the sundry collecting mechanism comprises a sundry collecting box 10 with water inside, support rods fixed on the outer wall of the screening box 1 are symmetrically arranged at the bottom of the sundry collecting box 10, a sundry outlet 11 is formed in the outer wall of the screening box 1, and a sundry outlet plate 12 is arranged on the outer wall of the sundry outlet 11;

the inner wall of the impurity discharging plate 12 is arranged in an arc shape, so that dust and smaller empty cereal shells can be discharged into water in the impurity collecting box 10 along the arc surface when wind blows to the arc surface; meanwhile, dust and empty corn shells can be effectively collected through water, and flying is avoided.

Further, the outer wall of the screening box 1 is provided with a moving port, and the inner wall of the moving port is slidably connected with a grain collecting box 13.

The working principle of the utility model is as follows:

the grains are piled in the feed hopper 2, then the limiting plug pins 6 are pulled out, the blanking rod 15 and the blanking plate 4 are controlled by the adjusting plate 5 to rotate clockwise for 90 degrees, and finally the limiting plug pins 6 are inserted into the fixing grooves 14 on the outer wall of the blanking from the limiting holes, so that the positions of the blanking rod 15 and the blanking plate 4 can be fixed, the grains can fall down slowly from the blanking holes, and further, the follow-up wind power impurity removal is facilitated;

the blower 7 is started, the blower 7 sucks air through the air inlet pipe, the air is discharged to the inside of the air beating plate through the air outlet pipe 8, wind power blowing to the impurity outlet 11 is generated from the air outlet, wind power can be used for screening grains which fall down slowly to remove impurities through wind power, dust in the grains and small empty corn shells can be blown into water in the impurity collecting box from the impurity outlet 11 and the blocking plate, and not only can dust in the grains and small empty corn shells be effectively screened out, but also the screened impurities can be collected.

The present utility model is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present utility model and the inventive concept thereof, can be replaced or changed within the scope of the present utility model.

Claims

1. The utility model provides a cereal sieve separator, includes screening case (1), its characterized in that, the installing port has been seted up at the top of screening case (1), the inner wall fixedly connected with feeder hopper (2) of installing port, the outer wall of screening case (1) is connected with feeder hopper (2) through unloading mechanism, the inner wall of screening case (1) is provided with wind-force screening mechanism, the outer wall of screening case (1) is provided with debris collection mechanism.

2. The grain screening machine according to claim 1, wherein the blanking mechanism comprises a blanking rod (15) and a discharging plate (3) obliquely fixed on the inner wall of the feeding hopper (2), a blanking opening is formed between the discharging plate (3) and the inner wall of the feeding hopper (2), and the blanking rod (15) penetrates through the screening box (1), the blanking hopper and is rotationally connected with the screening box (1) and the blanking hopper, and a blanking plate (4) which is semicircular in shape and is propped against the inner wall of the blanking opening is fixedly connected with the outer wall of the blanking rod (15) and located inside the blanking opening.

3. The grain screening machine according to claim 2, characterized in that one end of the blanking rod (15) is fixedly connected with an adjusting plate (5), a circumferentially distributed fixing groove (14) is formed in the outer wall of the blanking rod (15) located inside the screening box (1), a limiting hole coaxially arranged with the fixing groove (14) is formed in the top of the screening box (1), and a limiting plug pin (6) penetrating through the limiting hole and having a T-shaped section is slidably connected to the inner wall of the fixing groove (14).

4. The grain screening machine according to claim 1, wherein the wind screening mechanism comprises a blower (7) mounted on the inner wall of the screening box (1), one side of the blower (7) is fixedly connected with an air inlet pipe extending to the outer wall of the screening box (1), the other side of the blower (7) is provided with an exhaust pipe (8), one end of the exhaust pipe (8) is fixedly connected with an exhaust plate (9) with a trapezoid cross section, and one side of the exhaust plate (9) is provided with an exhaust outlet.

5. The grain screening machine according to claim 4, wherein the impurity collecting mechanism comprises an impurity collecting box (10) with water inside, support rods fixed on the outer wall of the screening box (1) are symmetrically arranged at the bottom of the impurity collecting box (10), an impurity outlet (11) is formed in the outer wall of the screening box (1), and an impurity outlet plate (12) is arranged on the outer wall of the impurity outlet (11).

6. A grain screening machine according to claim 1, characterized in that the outer wall of the screening box (1) is provided with a moving mouth, the inner wall of which is slidingly connected with a grain collection box (13).