CN215390809U

CN215390809U - Wheat screening plant

Info

Publication number: CN215390809U
Application number: CN202121455123.6U
Authority: CN
Inventors: 周平; 孙金霞; 郭景军
Original assignee: Shandong Zhongrenxin Agricultural Technology Co ltd
Current assignee: Shandong Zhongrenxin Agricultural Technology Co ltd
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2022-01-04
Anticipated expiration: 2031-06-29

Abstract

The utility model belongs to the field of equipment for processing wheat, and relates to a wheat screening device which comprises a base, a winnowing bin, a spiral feeder and a storage bin which are sequentially fixed from bottom to top, wherein the top of the base is fixed with a screening bin through a group of vibrating springs, the top of the screening bin is provided with a material receiving port, the interior of the screening bin is provided with a first screen and a second screen, the left side wall of the screening bin is provided with a large impurity outlet, a wheat outlet and a small impurity outlet, the bottom of the screening bin is fixed with a vibrating motor, the winnowing bin is divided into an impurity collecting chamber and a material selecting chamber by a vertical plate, the bottom of the material selecting chamber is provided with a material dropping port, the material selecting chamber is internally provided with a fan, the impurity collecting chamber is internally fixed with a filter screen, the impurity collecting chamber is connected with a bag dust collector, the bottom of the storage bin is connected with a feed inlet of the spiral feeder, the top of the storage bin is provided with a feed inlet, the interior of the storage bin is vertically provided with a feed spiral, and the feed spiral is connected with a feed motor, the discharge port of the spiral feeder is connected with the material selecting chamber. The utility model improves the screening efficiency and protects the construction environment.

Description

Wheat screening plant

Technical Field

The utility model relates to a wheat screening device, and belongs to the field of equipment for wheat processing.

Background

Wheat is one of the most important food crops in China. After the wheat is harvested, the wheat is doped with impurities such as straws, soil, sand, stones, ropes, weeds and the like, so that the newly harvested wheat needs to be subjected to impurity removal treatment.

At present, the wheat is primarily sorted by adopting a vibrating screen, and on one hand, a large amount of dust overflows to seriously affect the construction environment; on the other hand, light impurities such as rope belts and weeds mixed in the wheat easily block a screen of the vibrating screen, so that the drying screen needs to be cleaned frequently, and the screening efficiency is greatly reduced.

SUMMERY OF THE UTILITY MODEL

According to the defects in the prior art, the technical problems to be solved by the utility model are as follows: provided is a wheat screening device which can prevent dust from overflowing and can improve the screening efficiency.

The utility model relates to a wheat screening device, which comprises a base, a winnowing bin, a spiral feeder and a storage bin which are sequentially fixed from bottom to top, wherein the top of the base is fixed with the screening bin through a group of vibrating springs, the top of the screening bin is provided with a material receiving port, the interior of the screening bin is obliquely provided with a first screen and a second screen, the left side wall of the screening bin is provided with a large impurity outlet, a wheat outlet and a small impurity outlet, the bottom of the screening bin is fixed with a vibrating motor, the winnowing bin is internally divided into an impurity collecting chamber and a material selecting chamber by a vertical plate, the vertical plate is provided with an impurity discharging port for connecting the impurity collecting chamber and the material selecting chamber, the bottom of the material selecting chamber is provided with a material dropping port corresponding to the material receiving port, the material selecting chamber is internally provided with a fan, the impurity collecting chamber is internally fixed with a filter screen positioned above the impurity discharging port, the upper end of the impurity collecting chamber is connected with a bag dust collector, the storage bin is funnel-shaped, the bottom of the storage bin is connected with a material inlet of the spiral feeder, the top of storage silo is equipped with the charge door, and the inside of storage silo is vertical to be equipped with the feed spiral, and the feed spiral hookup has the feed motor, and the selection room is connected to the discharge gate of screw feeder.

The bottom of the impurity collecting chamber is provided with an impurity removing port, and a protective cover is arranged at the impurity removing port in a matching way, so that impurities such as ropes, weeds and the like in the impurity collecting chamber can be conveniently cleaned; the fan is connected with the feeding motor of the spiral feeder through the belt, and the fan and the spiral feeder share the same feeding motor, so that energy can be saved, and cost is effectively reduced.

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

the wheat screening device is provided with the winnowing bin, so that light impurities such as rope belts, weeds and the like mixed in the wheat can be removed, the first screen and the second screen are effectively prevented from being blocked, and the screening efficiency is improved; moreover, the bag-type dust collector is arranged, so that dust can be prevented from overflowing, and the construction environment is protected.

Drawings

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

In the figure: 1. a base; 2. a vibration spring; 3. a vibration motor; 4. a second screen; 5. a first screen; 6. a material receiving port; 7. a material selecting chamber; 8. a fan; 9. a belt; 10. a vertical plate; 11. a discharge port; 12. a feeding motor; 13. a screw feeder; 14. a blanking port; 15. a feed screw; 16. a storage bin; 17. a feed motor; 18. a feed inlet; 19. a bag-type dust collector; 20. filtering with a screen; 21. a trash discharge port; 22. a collection chamber; 23. cleaning impurity; 24. a protective cover; 25. a winnowing bin; 26. screening the bin; 27. a large impurity outlet; 28. wheat export; 29. a small impurity outlet.

Detailed Description

Embodiments of the utility model are further described below with reference to the accompanying drawings:

as shown in figure 1, the wheat screening device comprises a base 1, a winnowing bin 25, a spiral feeder 13 and a storage bin 16 which are fixed in sequence from bottom to top, wherein the top of the base 1 is fixed with a screening bin 26 through a group of vibrating springs 2, the top of the screening bin 26 is provided with a material receiving port 6, the interior of the screening bin 26 is obliquely provided with a first screen 5 and a second screen 4, the left side wall of the screening bin 26 is provided with a large impurity outlet 27, a wheat outlet 28 and a small impurity outlet 29, the bottom of the screening bin 26 is fixed with a vibrating motor 3, the winnowing bin 25 is internally divided into an impurity collecting chamber 22 and a material selecting chamber 7 by a vertical plate 10, the vertical plate 10 is provided with an impurity discharging port 21 for connecting the impurity collecting chamber 22 and the material selecting chamber 7, the bottom of the material selecting chamber 7 is provided with a material dropping port 14 corresponding to the material receiving port 6, a fan 8 is arranged in the material selecting chamber 7, a filter screen 20 positioned above the impurity discharging port 21 is fixed in the impurity collecting chamber 22, and the upper end of the impurity collecting chamber 22 is connected with a bag dust collector 19, the storage bin 16 is funnel-shaped, the feed inlet of the spiral feeder 13 is connected to the bottom of the storage bin 16, the top of the storage bin 16 is provided with a feed inlet 18, the inside of the storage bin 16 is vertically provided with a feed screw 15, the feed screw 15 is connected with a feed motor 17, and the discharge outlet 11 of the spiral feeder 13 is connected with the material selecting chamber 7.

In a preferred embodiment: the bottom of the impurity collecting chamber 22 is provided with an impurity removing opening 23, and a protective cover 24 is arranged at the impurity removing opening 23, so that the impurities such as rope belts, weeds and the like in the impurity collecting chamber 22 can be conveniently cleaned; the fan 8 is connected with the feeding motor 12 of the screw feeder 13 through the belt 9, and the fan 8 and the screw feeder 13 share the feeding motor 12, so that energy can be saved, and cost is effectively reduced.

When the wheat winnowing machine is used, newly harvested wheat is added into the storage bin 16 from the feeding port 18, the feeding motor 17 operates, under the action of the feeding screw 15, the wheat enters the screw feeder 13, under the action of the screw feeder 13, the wheat is conveyed to the material selecting chamber 7, under the action of the fan 8, light impurities such as rope belts, weeds and dust are blown into the impurity collecting chamber 22, under the action of the filter screen 20, the impurities such as the rope belts and the weeds are remained in the impurity collecting chamber 22, the dust is eliminated through the bag-type dust remover 19, the wheat after being winnowed enters the screening bin 26 from the discharging port 14, under the action of the vibrating motor 3, the vibrating spring 2, the first screen 5 and the second screen 4, the impurities with the volume larger than that of the wheat are discharged from the large impurity outlet 27, the wheat is discharged from the small wheat outlet 28, and the impurities with the volume smaller than that of the wheat are discharged from the small impurity outlet 29.

The wheat screening device is provided with the winnowing bin 25, so that light impurities such as rope belts, weeds and the like mixed in the wheat can be removed, the blockage of the first screen 5 and the second screen 4 is effectively prevented, and the screening efficiency is improved; and, the bag-type dust collector 19 is arranged, so that dust can be prevented from overflowing, and the construction environment is protected.

Claims

1. A wheat screening plant which characterized in that: comprises a base (1), a winnowing bin (25), a spiral feeder (13) and a storage bin (16) which are sequentially fixed from bottom to top, wherein the top of the base (1) is fixed with a screening bin (26) through a group of vibrating springs (2), the top of the screening bin (26) is provided with a material receiving port (6), the inside of the screening bin (26) is obliquely provided with a first screen (5) and a second screen (4), the left side wall of the screening bin (26) is provided with a large impurity outlet (27), a wheat outlet (28) and a small impurity outlet (29), the bottom of the screening bin (26) is fixed with a vibrating motor (3), the winnowing bin (25) is internally divided into an impurity collecting chamber (22) and a material selecting chamber (7) by a vertical plate (10), the vertical plate (10) is provided with an impurity discharging port (21) for connecting the impurity collecting chamber (22) and the material selecting chamber (7), the bottom of the material selecting chamber (7) is provided with a material dropping port (14) corresponding to the material receiving port (6), be equipped with fan (8) in selecting material room (7), collection miscellaneous room (22) internal fixation has filter screen (20) that is located row miscellaneous mouthful (21) top, the upper end of collection miscellaneous room (22) is connected with sack cleaner (19), storage silo (16) are the infundibulate, the feed inlet of screw feeder (13) is connected to the bottom of storage silo (16), the top of storage silo (16) is equipped with charge door (18), the inside of storage silo (16) is vertical to be equipped with feed screw (15), feed screw (15) hookup has feed motor (17), select material room (7) are connected in discharge gate (11) of screw feeder (13).

2. A wheat screening device as claimed in claim 1, wherein: the bottom of the impurity collecting chamber (22) is provided with an impurity removing port (23), and a protective cover (24) is arranged on the impurity removing port (23).

3. A wheat screening device as claimed in claim 1 or claim 2, wherein: the fan (8) is connected with a feeding motor (12) of a spiral feeder (13) through a belt (9).