CN218251512U - Grain processing screening plant - Google Patents

Abstract

The utility model discloses a cereal processing screening plant belongs to cereal processing technology field, include: remove the stone case, set up the chamber, the ventilation pipe, the collecting box, garrulous grass case and air force subassembly, it has first connecting pipe to remove stone case intercommunication, first connecting pipe is connected with second connecting pipe and ventilation pipe, first connecting pipe is the acute angle with the second connecting pipe, second connecting pipe and collecting box intercommunication, air force subassembly produces the strength that blows cereal and remove, under the effect of air force, cereal enters into the collecting box along with the air current through first connecting pipe and second connecting pipe, thereby accomplish the screening work of cereal and stone, under the guide of ventilation pipe, the air current that air force subassembly produced can blow to in collecting box and the garrulous grass case, compare in the garrulous grass that the cereal quality is lighter is blown to the garrulous grass case, thereby accomplish the screening work of garrulous grass and cereal, it has impurity such as stone and weeds among them to get rid of cereal through the aforesaid mode, make cereal screening effect more obvious.

Description

Grain processing screening plant

Technical Field

The utility model relates to a grain processing technology field, concretely relates to grain processing screening plant.

Background

Cereals are widely covered, and comprise rice, wheat, millet, soybean and other coarse cereals. Cereals include rice, wheat, millet, soybean and the like, are mainly plant seeds and fruits, are traditional staple food for many Asian people, are definite, not only refer to seeds of gramineous plants, but also can be roughly divided into two types in China: cereal: including rice (indica rice, japonica rice, glutinous rice), wheat (wheat, barley, oat, rye), corn, sorghum, millet, yellow rice, buckwheat, etc.; a soybean protein: comprises soybean, broad bean, pea, mung bean, small red bean, kidney bean, etc.

Cereal is in output to supplying people in-process to use, need process cereal, because cereal is in the in-process of gathering into, there is impurity doping in the cereal, impurity includes for the bigger stone of cereal weight and for the light garrulous grass of cereal weight, need sieve cereal so that get rid of impurity in order to ensure that the going on smoothly of cereal processing, current screening mode utilizes the screen cloth to go on usually, the screen cloth can be rejected great impurity, however partial volume and cereal be equivalent impurity can leave over in the cereal after the screening, lead to cereal screening not thorough, consequently need design a cereal processing screening plant in urgent need so that solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: in order to more effectively screen grains, impurities such as stones and weeds in the grains are removed, so that the grain screening effect is more obvious.

The utility model discloses solve technical problem and the technical scheme who takes does: a grain processing screening device comprising: a stone removing box, a setting cavity, a ventilation pipe, a collecting box, a grass smashing box and a pneumatic component;

the pneumatic assembly is arranged in the setting cavity and used for generating airflow driving force;

the stone removing box is communicated with a first connecting pipe, the first connecting pipe is connected with a second connecting pipe and a ventilation pipe, the first connecting pipe and the second connecting pipe form an acute angle, and the second connecting pipe is communicated with the collecting box;

the collecting box is provided with a ventilation pipe opening and is communicated with the ventilation pipe through the ventilation pipe opening;

the grass chopping box is provided with a grass chopping opening and is communicated with the collecting box through the grass chopping opening;

the opening position of the grass chopping corresponds to the opening of the ventilation pipe, and a rebound ventilation plate is arranged at the continuous impact position of the ventilation pipe and the first connecting pipe.

As an optimized technical scheme of the utility model, the strength subassembly includes pneumatic motor, the pneumatic motor output is connected with the strength pivot, the strength pivot is connected with the strength flabellum.

According to the technical scheme, with the help of the pneumatic motor, the pneumatic motor drives the pneumatic rotating shaft to rotate, the pneumatic rotating shaft rotates to drive the pneumatic fan blades to rotate, air flow can be generated along with rotation of the pneumatic fan blades, then pneumatic force capable of pushing grains is generated, the grains can be blown up to move through the first connecting pipe along with pushing of the pneumatic force, and the grains are rebounded to the second connecting pipe by the rebounding ventilating plate and then enter the collecting box, so that the purpose of separating the grains from the stones is achieved.

As a preferred technical scheme of the utility model, the exhaust opening has been seted up on the ventilation pipe, position department is provided with wind-force adjusting motor on the ventilation pipe between exhaust opening and the ventilation pipe opening, the wind-force adjusting motor output is connected with the wind-force and adjusts the pivot, wind-force adjusting shaft cover is equipped with wind-force adjusting plate, wind-force adjusting plate is located the ventilation pipe, and its size corresponds with the ventilation pipe cross-section each other.

Through adopting above-mentioned technical scheme, with the help of wind-force adjusting motor, wind-force adjusting motor drives the wind-force adjusting pivot and rotates, wind-force adjusting pivot rotates and drives wind-force adjusting plate and rotates, along with wind-force adjusting plate's rotation, can adjust the flow area of air current circulation ventilation pipe, and then reach the purpose of control airflow velocity, through the regulation to the air current circulation speed through the ventilation pipe, thereby the convenience is blown the cereal that enters into the collection box through the second connecting pipe according to the working requirement, make at the whereabouts in-process, garrulous grass in the cereal can be blown by the air current and enter into garrulous grass incasement through garrulous grass opening, reach the purpose of separation cereal and garrulous grass.

As a preferred technical scheme of the utility model, be provided with the connection pivot on the exhaust opening, it rotates and is connected with the valve to connect the pivot, the valve size corresponds with the exhaust opening each other, be connected with valve spring between valve and the ventilation pipe wall.

Through adopting above-mentioned technical scheme, owing to set up the exhaust opening, valve cooperation valve spring simultaneously to can be when adjusting ventilation pipe air current flow area, when flow area is less, unnecessary air current can promote the valve and remove, and unnecessary air current can be discharged through the exhaust opening, avoids the ventilation pipe because inside atmospheric pressure is great causes the damage, and when flow area is great, under valve spring's effect, the cooperation valve can carry out the shutoff to the exhaust opening.

As an optimized technical scheme of the utility model, second connecting pipe is provided with the guide plate with collecting box intercommunication position department.

Through adopting above-mentioned technical scheme, owing to set up the guide plate to guide cereal angle when entering into collection box, make things convenient for the separation of cereal and garrulous grass.

As an optimal technical scheme of the utility model, it is provided with pan feeding mouth and row's stone mouth to remove on the stone case, be provided with the bin outlet on the collecting box, be provided with row's grass mouth on the garrulous grass case.

Through adopting above-mentioned technical scheme, in the convenient cereal that will need the screening of pan feeding mouth poured the stone removal case into with the help of the pan feeding mouth, discharged the stone after cereal and stone separation with the help of the stone discharge mouth is convenient, takes out the cereal after stone and garrulous grass screening with the help of the bin outlet convenience, takes out the garrulous grass in the garrulous grass case with the help of the grass discharge mouth convenience.

As an optimized technical scheme of the utility model, be provided with the ventilation hole on the garrulous grass case.

Through adopting above-mentioned technical scheme, with the help of the ventilation hole to can discharge the air current that blows into in the grass chopping box, so that ensure the atmospheric pressure in stone removing box, collecting box and the grass chopping box balanced.

As an optimized technical scheme of the utility model, first connecting pipe and second connecting pipe hookup location department set up by cambered surface portion.

Through adopting above-mentioned technical scheme, owing to set up the cambered surface portion to can make the better removal of cereal through bounce-back ventilating board bounce-back to in the second connecting tube, and then enter into the collection box.

The beneficial effects of the utility model are embodied in:

1. owing to set up and bear the weight of the ventilating board, thereby can avoid cereal to enter into the setting chamber that pneumatic assembly is located, owing to set up pneumatic assembly, pneumatic assembly produces the strength that blows cereal removal, under the effect of pneumatic force, stone in comparison in cereal is left over in removing the stone case, at this in-process because the existence of bounce-back ventilating board, can avoid cereal to enter into the ventilation pipe simultaneously with cereal bounce-back to the second connecting pipe in, cereal enters into the collecting box along with the air current through first connecting pipe and second connecting pipe, thereby accomplish the screening work of cereal and stone, owing to set up the ventilation pipe, under the guide of ventilation pipe, the air current that pneumatic assembly produced can blow to collecting box and garrulous grass case, and then can make the cereal that enters into the collecting box through the second connecting pipe blow at the whereabouts in-process, at the in-process that blows to cereal, the garrulous grass that is compared in cereal quality is blown to garrulous grass in the garrulous grass case, thereby accomplish the screening work of garrulous grass and cereal, through the aforesaid, can more effectual screening to cereal, it has impurity such as stone and weeds to get rid of cereal to get rid of existing in, make the screening effect more obvious.

Drawings

Fig. 1 is a schematic front view of the present invention;

fig. 2 is a front cross-sectional view of the present invention;

fig. 3 is an enlarged schematic view of part a of the present invention;

fig. 4 is an enlarged schematic view of part B of the present invention.

In the figure: 1. a stone removing box; 2. providing a cavity; 3. a load bearing vent panel; 4. a first connecting pipe; 5. a second connecting pipe; 6. a vent pipe; 7. a collection box; 8. a grass chopping box; 9. opening the crushed grass; 10. a rebound ventilation board; 11. a vent tube opening; 12. an exhaust opening; 13. a wind power adjusting motor; 14. a wind power adjusting rotating shaft; 15. a wind power adjusting plate; 16. a pneumatic motor; 17. a pneumatic rotating shaft; 18. a pneumatic fan blade; 19. connecting the rotating shaft; 20. an air valve; 21. a valve spring; 22. a baffle; 23. a feeding port; 24. a stone discharging port; 25. a discharge outlet; 26. a grass discharge port; 27. a vent hole; 28. an arc surface portion.

Detailed Description

Through the research and analysis of the applicant, cereal needs to be processed when being produced to supply people to use, because cereal is in the in-process of receiving, can impurity adulterate in cereal, impurity includes for the bigger stone of cereal weight and for the light garrulous grass of cereal weight, need sieve cereal in order to ensure that cereal processing's smooth going on in order to get rid of impurity, current screening mode utilizes the screen cloth to go on usually, the screen cloth can be rejected bigger impurity, but partial volume and cereal equivalent impurity can leave over in the cereal after the screening, lead to cereal screening incomplete, consequently need to design a cereal processing screening plant in urgent need so that can more effectively sieve cereal, it has the impurity such as stone and weeds to get rid of cereal among them, make cereal screening effect more obvious.

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

Referring to the attached drawings 1-4, a grain processing and screening device comprises a stone removing box 1, a setting cavity 2, a bearing ventilating plate 3, a first connecting pipe 4, a second connecting pipe 5, a ventilating pipe 6, a collecting box 7, a grass chopping box 8, a grass chopping opening 9, a rebound ventilating plate 10, a ventilating pipe opening 11, an exhaust opening 12, a wind power adjusting motor 13, a wind power adjusting rotating shaft 14, a wind power adjusting plate 15, a wind power motor 16, a wind power rotating shaft 17, a wind power fan blade 18, a connecting rotating shaft 19, an air valve 20, an air valve spring 21, a guide plate 22, a feeding port 23, a stone discharging port 24, a discharging port 25, a grass discharging port 26, a ventilating hole 27 and an arc surface part 28.

Referring to fig. 1-4, a grain processing and screening apparatus comprising: the stone removing box comprises a stone removing box 1, a setting cavity 2, a vent pipe 6, a collecting box 7, a grass smashing box 8 and a pneumatic component, wherein a bearing vent plate 3 is arranged on the setting cavity 2, the setting cavity 2 is communicated with the stone removing box 1 through the bearing vent plate 3, the pneumatic component is arranged in the setting cavity 2 and is used for generating airflow driving force, the pneumatic component comprises a pneumatic motor 16, the output end of the pneumatic motor 16 is connected with a pneumatic rotating shaft 17, the pneumatic rotating shaft 17 is connected with a pneumatic fan blade 18, the stone removing box 1 is communicated with a first connecting pipe 4, the first connecting pipe 4 is connected with a second connecting pipe 5 and the vent pipe 6, the first connecting pipe 4 and the second connecting pipe 5 are in an acute angle, the second connecting pipe 5 is communicated with the collecting box 7, and the vent pipe 6 and the first connecting pipe 4 are connected and are provided with a rebound vent plate 10, the connecting position of the first connecting pipe 4 and the second connecting pipe 5 is provided with an arc surface part 28, the connecting position of the second connecting pipe 5 and the collecting box 7 is provided with a guide plate 22, the collecting box 7 is provided with a ventilation pipe opening 11, the collecting box 7 is communicated with the ventilation pipe 6 through the ventilation pipe opening 11, the ventilation pipe 6 is provided with an exhaust opening 12, a wind power adjusting motor 13 is arranged between the exhaust opening 12 and the ventilation pipe opening 11 on the ventilation pipe 6, the output end of the wind power adjusting motor 13 is connected with a wind power adjusting rotating shaft 14, the wind power adjusting rotating shaft 14 is sleeved with a wind power adjusting plate 15, the wind power adjusting plate 15 is positioned in the ventilation pipe 6 and has a size corresponding to the cross section of the ventilation pipe 6, the exhaust opening 12 is provided with a connecting rotating shaft 19, the connecting rotating shaft 19 is rotatably connected with a valve 20, and the valve 20 has a size corresponding to the exhaust opening 12, the air valve spring 21 is connected between the air valve 20 and the pipe wall of the ventilation pipe 6, the grass chopping box 8 is provided with a grass chopping opening 9, the grass chopping box 8 is communicated with the collection box 7 through the grass chopping opening 9, the position of the grass chopping opening 9 corresponds to that of the ventilation pipe opening 11, the stone removing box 1 is provided with a material inlet 23 and a stone outlet 24, the collection box 7 is provided with a material outlet 25, the grass chopping box 8 is provided with a grass outlet 26, the grass chopping box 8 is provided with a ventilation hole 27, and due to the arrangement of the bearing ventilation plate 3, grains can be prevented from entering the setting cavity 2 where the pneumatic components are positioned, due to the arrangement of the pneumatic components, the pneumatic motor 16 drives the pneumatic rotating shaft 17 to rotate, the pneumatic rotating shaft 17 rotates to drive the pneumatic fan blades 18 to rotate, and can generate air flow along with the rotation of the pneumatic fan blades 18, and further generate pneumatic components capable of pushing the grains, under the action of air force, compared with stones in grains, the stones in the grains are left in the stone removing box 1, the grains can be blown up to move through the first connecting pipe 4 along with the pushing of air force, in the process, due to the existence of the rebound ventilating plate 10, the grains are rebounded to the second connecting pipe 5 by the rebound ventilating plate 10 and then enter the collecting box 7, the purpose of separating the grains from the stones is achieved, the screening work of the grains and the stones is completed, due to the arrangement of the ventilating pipe 6, under the guiding of the ventilating pipe 6, air flow generated by the air force assembly can be blown to the collecting box 7 and the grass chopping box 8, then the grains entering the collecting box 7 through the second connecting pipe 5 can be blown in the falling process, in the process of blowing the grains, light grass compared with the quality of the grains is blown by the air flow to enter the grass chopping box 8 through the grass chopping opening 9, the purpose of separating the grains from the broken grass is achieved, thereby the screening work of the broken grass and the grains is completed, with the help of the wind power adjusting motor 13, the wind power adjusting motor 13 drives the wind power adjusting rotating shaft 14 to rotate, the wind power adjusting rotating shaft 14 rotates to drive the wind power adjusting plate 15 to rotate, the flow area of the airflow circulation ventilation pipe 6 can be adjusted along with the rotation of the wind power adjusting plate 15, and further the purpose of controlling the airflow speed is achieved, the broken grass in the grains can be more conveniently removed according to the working requirement at different airflow speeds, so as to achieve better weeding effect, because the exhaust opening 12 is arranged, and the air valve 20 is matched with the air valve spring 21, so that when the airflow circulation area of the ventilation pipe 6 is adjusted, when the circulation area is small, redundant airflow can push the air valve 20 to move, and redundant airflow can be discharged through the exhaust opening 12, avoid the ventilation pipe 6 to cause the damage because the inside atmospheric pressure is great, and when flow area is great, under the effect of valve spring 21, the cooperation valve 20 can carry out the shutoff to exhaust opening 12, owing to set up guide plate 22, thereby guide the angle of cereal when getting into collection box 7, make things convenient for the separation of cereal and garrulous grass, owing to set up cambered surface 28, thereby can make the better removal of cereal through bounce-back ventilating board 10 to second connecting pipe 5 in, and then get into collection box 7, conveniently pour the cereal that needs the screening into except that stone case 1 with the help of pan feeding mouth 23, conveniently discharge the stone after cereal and stone separation with the help of stone discharge mouth 24, conveniently take out the cereal after stone and garrulous grass screening with the help of bin outlet 25, conveniently take out the garrulous grass in garrulous grass case 8 with the help of grass discharge mouth 26, with the help of ventilation hole 27, thereby can discharge the air current of blowing in to garrulous grass case 8 to ensure that the atmospheric pressure that removes among stone case 1, collecting box 7 and the garrulous grass case 8 is balanced, through above-mentioned mode, can sieve cereal more effectually, get rid of cereal and have impurity such as stone and weeds among them, make cereal screening effect more obvious.

The working principle is as follows: when the pneumatic screening machine is used, firstly, grains to be screened enter the stone removing box 1 through the material inlet 23, then the pneumatic motor 16 is started to drive the pneumatic fan blades 18 to rotate under the action of the pneumatic rotating shaft 17, pneumatic force is generated, stones with large weight stay in the stone removing box 1 under the action of the pneumatic force, then the stones are taken out through the stone discharging port 24, the grains enter the collecting box 7 through the first connecting pipe 4, the rebound ventilating plate 10 and the second connecting pipe 5 under the guide of the guide plate 22 along with the pneumatic force, then the wind power adjusting motor 13 is started to drive the wind power adjusting plate 15 to rotate under the action of the wind power adjusting rotating shaft 14, the airflow speed of the ventilating pipe 6 is controlled, the falling grains are blown through the airflow entering the collecting box 7 through the ventilating pipe 6, crushed grass in the crushed grass box 8 is blown, the crushed grass is taken out through the grass discharging port 26, the grains after screening are taken out through the grain discharging port 25, the grains can be screened more effectively, impurities such as stones and weeds existing in the grains are removed, and the screening effect is more obvious.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only preferred examples of the present invention, and are not intended to limit the present invention, and that there may be various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (8)

1. A grain processing screening device comprising: remove stone case (1), set up chamber (2), ventilation pipe (6), collecting box (7), garrulous grass case (8) and strength subassembly, its characterized in that:

the setting cavity (2) is provided with a bearing ventilating plate (3), the setting cavity (2) is communicated with the stone removing box (1) through the bearing ventilating plate (3), the pneumatic assembly is arranged in the setting cavity (2), and the pneumatic assembly is used for generating an airflow driving force;

the stone removing box (1) is communicated with a first connecting pipe (4), the first connecting pipe (4) is connected with a second connecting pipe (5) and a ventilation pipe (6), the first connecting pipe (4) and the second connecting pipe (5) form an acute angle, and the second connecting pipe (5) is communicated with a collecting box (7);

a ventilation pipe opening (11) is formed in the collection box (7), and the collection box (7) is communicated with the ventilation pipe (6) through the ventilation pipe opening (11);

a grass smashing opening (9) is formed in the grass smashing box (8), and the grass smashing box (8) is communicated with the collecting box (7) through the grass smashing opening (9);

the grass chopping opening (9) is corresponding to the ventilation pipe opening (11), and the connecting and hitting position of the ventilation pipe (6) and the first connecting pipe (4) is provided with a rebound ventilation plate (10).

2. A grain processing screening apparatus as claimed in claim 1, wherein: the pneumatic assembly comprises a pneumatic motor (16), the output end of the pneumatic motor (16) is connected with a pneumatic rotating shaft (17), and the pneumatic rotating shaft (17) is connected with a pneumatic fan blade (18).

3. A grain processing screening apparatus as claimed in claim 1, wherein: the utility model discloses a ventilation pipe, including ventilation pipe (6), ventilation pipe (6) are last to have seted up exhaust opening (12), position department is provided with wind-force adjusting motor (13) on ventilation pipe (6) between exhaust opening (12) and ventilation pipe opening (11), wind-force adjusting motor (13) output is connected with wind-force adjusting shaft (14), wind-force adjusting shaft (14) cover is equipped with wind-force adjusting plate (15), wind-force adjusting plate (15) are located ventilation pipe (6), and its size corresponds each other with ventilation pipe (6) cross-section.

4. A grain processing screening device according to claim 3, wherein: be provided with on exhaust opening (12) and connect pivot (19), connect pivot (19) and rotate and be connected with valve (20), valve (20) size and exhaust opening (12) correspond each other, be connected with valve spring (21) between valve (20) and ventilation pipe (6) pipe wall.

5. A grain processing screening device according to claim 1, wherein: a guide plate (22) is arranged at the position where the second connecting pipe (5) is communicated with the collecting box (7).

6. A grain processing screening apparatus as claimed in claim 1, wherein: the stone removing box (1) is provided with a feeding port (23) and a stone discharging port (24), the collecting box (7) is provided with a discharging port (25), and the grass chopping box (8) is provided with a grass discharging port (26).

7. A grain processing screening apparatus as claimed in claim 1, wherein: the grass chopping box (8) is provided with a vent hole (27).

8. A grain processing screening apparatus as claimed in claim 1, wherein: the connection position of the first connecting pipe (4) and the second connecting pipe (5) is provided with an arc surface part (28).

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