CN217474136U

CN217474136U - Screening device suitable for it is indoor based on proportion seed grain is hierarchical

Info

Publication number: CN217474136U
Application number: CN202221566057.4U
Authority: CN
Inventors: 高凤云; 金晓蕾; 贾霄云; 周宇; 斯钦巴特尔; 谢锐; 何瑞超; 张立华; 贾海滨; 陈明哲; 韩志刚; 邵志壮; 冯小慧; 张必周; 杨恩泽
Original assignee: Inner Mongolia Academy of Agricultural and Animal Husbandry Sciences
Current assignee: Inner Mongolia Academy of Agricultural and Animal Husbandry Sciences
Priority date: 2022-06-21
Filing date: 2022-06-21
Publication date: 2022-09-23
Anticipated expiration: 2032-06-21

Abstract

The utility model discloses a sieving mechanism suitable for it is indoor based on proportion seed grain is hierarchical relates to agricultural seed grain screening technical field, which comprises a housin, the pan feeding mouth has been seted up on the top of casing. This sieving mechanism suitable for it is indoor based on proportion seed grain is hierarchical, the inside of the leading-in pan feeding mouth of the seed grain that will treat the screening, through the gradual whereabouts in clearance between guide board and the stock guide of the top, through the guide landing to the below right under the action of gravity, fall on stock guide two after breaking away from stock guide, the operation through servo motor drives the impeller and rotates in blower housing this moment, thereby carry out the blast air treatment to the seed grain of whereabouts, blow off impurity such as the piece that mixes in the seed grain and dust the upper right side, thereby guide impurity through the guide cover, and enter into external piece incasement, thereby concentrate the collection to the piece, very big influence of dust to operational environment in having avoided the screening, the edulcoration effect of screening in-process has been improved.

Description

Screening device suitable for it is indoor based on proportion seed grain is hierarchical

Technical Field

The utility model relates to an agricultural seed grain screening technical field specifically is a sieving mechanism suitable for it is indoor based on proportion seed grain is hierarchical.

Background

Agriculture is an industry for obtaining products by artificial cultivation by utilizing growth and development rules of animals and plants, the agriculture belongs to the first industry, the science of researching agriculture is agriculture, the labor object of agriculture is living animals and plants, the obtained products are the animals and plants, in the classification screening of harvested grains, a screen is usually used to screen the grains to remove smaller particles or fine impurities, but during the screening process, in particular, the unprocessed grains, the straw scraps and the dust are more, and when the grain is used in a general screening machine, when the seeds are screened, the treatment effect on mixed scraps and dust is poor, and a large amount of dust is generated during screening in the indoor screening process, and the dust is not easy to diffuse indoors, the operation environment is affected, and the grading screening and indoor use effects are poor.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a be applicable to indoor sieving mechanism based on proportion seed grain is hierarchical, possess hierarchical screening and the indoor good advantage of result of use.

(II) technical scheme

The utility model discloses a solve above-mentioned technical problem, provide following technical scheme: the utility model provides a sieving mechanism suitable for it is indoor based on proportion seed grain is hierarchical, includes the casing, the pan feeding mouth has been seted up to the top of casing.

The left side surface of the shell is provided with two side grooves I, the inner left wall of the shell is fixedly provided with three guide plates I which are arranged equidistantly, the right side surface of the shell is provided with two side grooves II, the inner bottom wall of each side groove II is fixedly provided with a guide plate II, the three guide plates I and the two guide plates II are arranged in a staggered manner, the bottom end of each guide plate II is fixedly provided with a screening plate, the inside of each screening plate is provided with screening grooves which are arranged equidistantly, the bottom end of each screening plate is fixedly provided with a discharge plate, the left ends of the two discharge plates respectively penetrate through the two side grooves and extend to the left side of the shell, the front side and the back side of the shell are respectively provided with two through holes, the inside of the shell is fixedly provided with two blower shells, the front side surface and the back side surface of each blower shell are provided with ventilation holes, and the two groups of ventilation holes are respectively communicated with the two groups of through holes, every the equal fixed mounting in inside in ventilation hole has the protection grid, every the middle part of protection grid has all been inlayed and has had the bearing, the impeller has been placed to the inside of blower housing, every the equal fixed mounting in both ends has the spliced pole, every around the impeller the outer end of spliced pole all runs through the bearing and extends to the outside of protection grid, and the surface of spliced pole and the inner circle fixed connection of bearing, the positive fixed mounting of casing has two installing supports, every the equal fixed mounting in upper surface of installing support has servo motor, two servo motor's output respectively with the spliced pole fixed connection in two the place ahead, every the equal fixed mounting in right side of two upper surfaces of stock guide has the sweeps cover.

Furthermore, the lower part of the left side surface of the shell is provided with a third side groove which is inclined.

By adopting the technical scheme, the minimum seed material after screening can be better led out to the left side.

Furthermore, a guide plate is fixedly installed inside the feeding hole, and a gap is reserved between the bottom end of the guide plate and the upper surface of the first guide plate above the guide plate.

Through adopting above-mentioned technical scheme, better let seed grain through the clearance between guide board and the stock guide downwards gradual landing, play the effect of slowing the flow, avoid a large amount of seed grains landing simultaneously to cause the influence to screening and edulcoration effect.

Further, a gap is reserved between the outer surface of the impeller and the inner side wall of the blower shell.

By adopting the technical scheme, the problem of interference between the impeller and the inner wall of the blower shell during rotation and blowing is avoided.

(III) advantageous effects

Compared with the prior art, this be applicable to indoor sieving mechanism based on proportion seed grain is hierarchical possesses following beneficial effect:

1. the utility model discloses a be provided with the pan feeding mouth, in the in-process that uses, be connected two cuttings cover exports with external piece case, the inside of pan feeding mouth is introduced into to the seed grain that will treat the screening, through the gradual whereabouts in clearance between guide board and the stock guide of the top, through the landing to right side below under the guide effect, fall on stock guide two after breaking away from stock guide one, the operation through servo motor drives the impeller and rotates in blower housing this moment, thereby carry out the blast air processing to the seed grain of whereabouts, blow off impurity such as the piece that mixes in the seed grain and dust to the upper right side, thereby guide impurity through the cuttings cover, and enter into external piece incasement, thereby concentrate the collection to the piece, very big influence of dust to the operation environment in having avoided the screening, the edulcoration effect in the screening process has been improved.

2. The utility model is provided with the screening plate, the grains after the blowing impurity removal slide down to the screening plate, the bigger grains are left on the screening plate and continuously slide at the left lower part through the screening grooves arrayed on the screening plate, the smaller grains are led out through the upper discharge plate, pass through the screening groove and fall on the middle guide plate, are guided through the guide plate to fall on the lower guide plate II, the grains are cleaned by secondary blowing through the impeller in the falling process of the grains, the dust impurities are blown out, when the grains pass through the lower screening plate, the clearance value of the screening groove at the lower part is smaller than that at the upper part, the grains are screened again through the screening groove, the smaller grains pass through the screening groove to fall, the grains with the middle size are guided towards the left lower part and led out through the discharge plate, the smallest grains fall on the lower guide plate I, and the grains are guided out to the left side by the guide of the side groove III, so that the grading screening of the grains is completed, and the grading screening and the cleaning effect of impurities in indoor use are improved.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic view of the shell structure of the present invention;

FIG. 3 is a position diagram of the internal structure of the housing of the present invention;

fig. 4 is a sectional view of the housing of the present invention;

fig. 5 is an exploded view of the external structure of the blower case of the present invention;

FIG. 6 is a schematic view of the external structures of the first material guiding plate and the second material guiding plate of the present invention;

fig. 7 is a schematic diagram of the structure of the screening plate of the present invention;

fig. 8 is an enlarged view of the structure a in fig. 7 according to the present invention.

In the figure: 1-housing, 2-mounting bracket, 3-servo motor, 4-guide plate, 5-side groove I, 6-discharge plate, 7-side groove III, 8-through hole, 9-feeding port, 10-guide plate I, 11-blower shell, 12-scrap guide cover, 13-side groove II, 14-protective grille, 15-ventilation hole, 16-bearing, 17-connecting column, 18-impeller, 19-screening plate, 20-guide plate II and 21-screening groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-8, the present invention provides a technical solution: the utility model provides a pan feeding mouth 9 has been seted up to the top that is applicable to indoor sieving mechanism based on proportion seed grain is hierarchical, includes casing 1, casing 1.

The left side surface of the shell 1 is provided with two side grooves I5, the inner left wall of the shell 1 is fixedly provided with three guide plates I10 which are arranged equidistantly, the right side surface of the shell 1 is provided with two side grooves II 13, the inner bottom wall of each side groove II 13 is fixedly provided with a guide plate II 20, the three guide plates I10 and the two guide plates II 20 are arranged in a staggered manner, the bottom end of each guide plate II 20 is fixedly provided with a screening plate 19, the inside of each screening plate 19 is provided with screening grooves 21 which are arranged equidistantly, the bottom end of each screening plate 19 is fixedly provided with a discharge plate 6, the left ends of the two discharge plates 6 respectively penetrate through the two side grooves I5 and extend to the left side of the shell 1, the front surface and the back surface of the shell 1 are provided with two through holes 8, the inside of the shell 1 is fixedly provided with two blower shells 11, the front and back two side surfaces of each blower shell 11 are provided with vent holes 15, and two sets of ventilation holes 15 are linked together with two sets of through-holes 8 respectively, the equal fixed mounting in inside of every ventilation hole 15 has protection grid 14, bearing 16 has all been inlayed at the middle part of every protection grid 14, impeller 18 has been placed to blower housing 11's inside, the equal fixed mounting in both ends has spliced pole 17 around every impeller 18, the outer end of every spliced pole 17 all runs through bearing 16 and extends to protection grid 14's the outside, and spliced pole 17's surface and bearing 16's inner circle fixed connection, the positive fixed mounting of casing 1 has two installing supports 2, the equal fixed mounting in upper surface of every installing support 2 has servo motor 3, two servo motor 3's output respectively with spliced pole 17 fixed connection in two the place ahead, the equal fixed mounting in right side of every guide plate two 20 upper surfaces has guide chip cover 12.

The lower part of the left side surface of the shell 1 is provided with a side groove III 7, and the side groove III 7 is inclined, so that the minimum seed material after screening can be better guided out to the left side.

The inside fixed mounting of pan feeding mouth 9 has guide board 4, and leaves the clearance between the bottom of guide board 4 and the upper surface of the stock guide of the top 10, and the better clearance that lets seed grain pass through between guide board 4 and the stock guide of 10 is landing gradually downwards, plays the effect of slowing the flow, avoids a large amount of seed grains landing to cause the influence to screening and edulcoration effect simultaneously.

A gap is left between the outer surface of the impeller 18 and the inner side wall of the blower housing 11, so that the problem of interference between the impeller 18 and the inner wall of the blower housing 11 when the impeller 18 rotates and blows air is avoided.

The working principle is as follows: when in use, the outlets of the two scrap guiding covers 12 are connected with an external scrap box, seeds to be screened are guided into the feed inlet 9, fall gradually through the gap between the guide plate 4 and the uppermost guide plate I10, slide downwards to the right under the action of gravity through guidance, fall on the guide plate II 20 after separating from the guide plate I10, the impeller 18 is driven to rotate in the blower shell 11 through the operation of the servo motor 3, so that the falling seeds are blown, impurities such as chips and dust mixed in the seeds are blown out upwards to the right, the impurities are guided through the scrap guiding covers 12 and enter the external scrap box, the chips are collected in a centralized manner, the influence of screening dust on the operating environment is greatly avoided, the impurity removal effect in the screening process is improved, the seeds after the impurity removal through the blowing are slid onto the screening plate 19, the bigger grains are left on the screening plate 19 and continuously slide at the left lower part through the screening grooves 21 arrayed on the screening plate 19, and are led out through the discharge plate 6 at the upper part, the smaller grains pass through the screening grooves 21 and fall on the guide plate I10 at the middle part, the grains are guided by the guide plate I10 and fall on the guide plate II 20 at the lower part, in the falling process of the grains, the grains are cleaned by secondary air blasting through the impeller 18, dust impurities are blown out, when the grains pass through the screening plate 19 at the lower part, the clearance value of the screening groove 21 at the lower part is smaller than that of the screening groove 21 at the upper part, the grains are screened again through the screening groove 21, the smaller grains pass through the screening groove 21 and fall, the grains with the middle size are guided towards the left lower part and are led out through the discharge plate 6, the smallest grains fall on the guide plate I10 at the lower part and are guided towards the left side through the guide plate III 7, therefore, the grading screening of the seeds is completed, and the cleaning effect of the impurities during the grading screening and the indoor use is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sieving mechanism suitable for it is indoor based on proportion seed grain is hierarchical, includes casing (1), its characterized in that: a feeding port (9) is formed in the top end of the shell (1);

the novel screening device is characterized in that two side grooves I (5) are formed in the left side face of the shell (1), three guide plate I (10) which are arranged equidistantly are fixedly mounted on the inner left wall of the shell (1), two side grooves II (13) are formed in the right side face of the shell (1), a guide plate II (20) is fixedly mounted on the inner bottom wall of each side groove II (13), the three guide plate I (10) and the two guide plate II (20) are arranged in a staggered mode, a screening plate (19) is fixedly mounted at the bottom end of each guide plate II (20), screening grooves (21) which are arranged equidistantly are formed in each screening plate (19), discharge plates (6) are fixedly mounted at the bottom end of each screening plate (19), the left ends of the two discharge plates (6) penetrate through the two side grooves I (5) respectively and extend to the left side of the shell (1), two through holes (8) are formed in the front face and the back face of the shell (1), the inside fixed mounting of casing (1) has two blower housing (11), every ventilation hole (15) have all been seted up to the front and back both sides face of blower housing (11), and two sets of ventilation hole (15) are linked together with two sets of through-hole (8) respectively, every the equal fixed mounting in inside of ventilation hole (15) has protection grid (14), every the middle part of protection grid (14) is all inlayed and is had bearing (16), impeller (18) have been placed to the inside of blower housing (11), every the equal fixed mounting in both ends has spliced pole (17) around impeller (18), every the outer end of spliced pole (17) all runs through bearing (16) and extends to the outside of protection grid (14), and the outer surface of spliced pole (17) and the inner circle fixed connection of bearing (16), the front fixed mounting of casing (1) has two installing support (2), every the equal fixed mounting of upper surface of installing support (2) has servo motor (3), two the output of servo motor (3) respectively with spliced pole (17) fixed connection in two the place ahead, every the equal fixed mounting in right side of guide plate two (20) upper surface has lead bits cover (12).

2. The apparatus of claim 1, wherein the apparatus is adapted for use in indoor classification of specific gravity kernels: the lower part of the left side surface of the shell (1) is provided with a side groove III (7), and the side groove III (7) is inclined.

3. The apparatus of claim 1, wherein the apparatus is adapted for use in indoor classification of specific gravity kernels: the inside fixed mounting of pan feeding mouth (9) has guide board (4), and leaves the clearance between the upper surface of the bottom of guide board (4) and the stock guide (10) of top.

4. The apparatus of claim 1, wherein the apparatus is adapted for use in indoor classification of specific gravity kernels: a gap is reserved between the outer surface of the impeller (18) and the inner side wall of the blower shell (11).