CN220346137U - Seed sieving mechanism for farming - Google Patents

Abstract

The utility model discloses a seed screening device for agricultural planting, which belongs to the technical field of seed screening and aims at the problem of low efficiency and high cost when seeds are screened manually, and the seed screening device comprises a material guide plate, wherein the material guide plate is fixed on the left side of a feed inlet of the inner top wall of a shell; according to the utility model, seeds to be screened are poured into the shell from the feed inlet, the fan is started, the seeds slide rightwards under the guidance of the guide plate, air flow generated in the working process of the fan moves leftwards under the guidance of the ventilation pipe to blow the seeds, impurities and shrunken seeds in the seeds are removed, the seeds are automatically screened, unqualified seeds are collected in the collecting bag, and the screening rate of the seeds is improved.

Description

Seed sieving mechanism for farming

Technical Field

The utility model belongs to the technical field of seed screening, and particularly relates to a seed screening device for agricultural planting.

Background

The seeds are the special propagules of gymnosperms and angiosperms, are formed by pollinating and fertilizing ovules, generally consist of seed coats, embryos and endosperms, the formation of the seeds ensures that the ovules of the young sporophytes are protected by the parent, and are rich in nutrients like the fetuses of mammals, and the seeds also have various structures suitable for transmitting or resisting bad conditions, so that good condition seed screening is created for the continuation of the plant race, namely, the inclusion, blighted grain and small grain seeds in the seeds are screened out, and the seeds with large, full and tidy quality are selected to improve the seed quality, so that the seeds of crops such as wheat, corn and the like are self-grown fruits.

In the prior art, when seeds are screened, manual screening modes are usually adopted, such as screening of small particle seeds in the seeds by using a screen, or a water bubble mode is adopted to remove seeds which are not used due to shrinkage, and the screening modes can play a good screening role, but the excessive manpower and the low screening efficiency are problems, so that the screening speed of the seeds is influenced.

Therefore, a seed screening device for agricultural planting is needed, and the problem that the efficiency is low and the cost is high when seeds are screened manually in the prior art is solved.

Disclosure of Invention

The utility model aims to provide a seed screening device for agricultural planting, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the seed screening device for agricultural planting comprises a machine shell, wherein an automatic screening mechanism is arranged in the machine shell;

the automatic screening mechanism comprises a material guide plate, the material guide plate is fixed on the left side of a top wall feed inlet in a machine shell, a mounting groove is formed in the middle of the right wall of the machine shell, a vent pipe is fixed on the right part of the inner side of the mounting groove, a mounting frame is fixed on the right end of the inner side of the vent pipe, a fan is arranged on the inner side of the mounting frame, a water storage tank is arranged at the bottom of the inner side of the machine shell, guide rails are fixed on the upper sides of the front wall and the rear wall of the water storage tank, a connecting plate is connected between the guide rails in a sliding mode, a salvaging shovel is fixed on the bottom of the connecting plate, and a stop block is fixed on the right side of the inner bottom of the salvaging shovel.

In the scheme, the left end of the inner side of the ventilation pipe is provided with a filter screen, and the feed inlet is arranged in the middle of the top wall of the machine shell.

It is further worth to say that the salvage shovel diapire is provided with multiunit evenly distributed's hole that leaks, the lower part is fixed with the cylinder in the casing right side wall, the cylinder output is fixed with the connecting plate.

It should be further noted that a feeding hopper is fixed on the outer side of the feeding hole at the top of the casing, and a discharging hole is arranged in the middle of the left side wall of the casing.

As a preferred embodiment, a collecting bag is fixed on the left side of the periphery of the discharge opening, and the collecting bag is positioned on the upper side of the cylinder.

As a preferred embodiment, a guide plate is fixed to the middle lower portion of the left wall inside the casing, and the guide plate is located below the discharge opening.

Compared with the prior art, the seed screening device for agricultural planting provided by the utility model at least comprises the following beneficial effects:

(1) Through will waiting to screen the seed from the feed inlet pour into inside the casing, start the fan, the seed is under the guide of stock guide to the right side landing, and the air current that produces in the fan course of working removes to blow the seed left side under the guide of ventilation pipe, rejects impurity and the flat seed in the seed, will disqualified seed collect inside collecting bag when carrying out automatic screening to the seed, has improved the screening rate of seed.

(2) Through the left seed of carrying out the wind to the seed and sieving the back and fall into the aqua storage tank inside, the flat seed suspension is on the surface of water, starts the cylinder, and the extension of cylinder output makes the connecting plate remove to the right side, and the connecting plate removes the in-process and drives salvages the shovel and salvages the flat seed of upside, makes flat seed and full seed separation, has further improved seed screening quality.

Drawings

FIG. 1 is a schematic perspective view in elevation and in section of the present utility model;

FIG. 2 is a schematic side cross-sectional perspective view of the present utility model;

fig. 3 is a schematic view of a partial side perspective view of the present utility model.

In the figure: 1. a housing; 2. an automatic screening mechanism; 3. a feed inlet; 4. a feed hopper; 5. a material guide plate; 6. a mounting groove; 7. a ventilation pipe; 8. a filter screen; 9. a mounting frame; 10. a blower; 11. a guide plate; 12. a discharge port; 13. a collection bag; 14. a water storage tank; 15. a guide rail; 16. a connecting plate; 17. salvaging the shovel; 18. a stop block; 19. a water leakage hole; 20. and (3) a cylinder.

Detailed Description

The utility model is further described below with reference to examples.

Referring to fig. 1-3, the utility model provides a seed screening device for agricultural planting, which comprises a casing 1, wherein an automatic screening mechanism 2 is arranged in the casing 1;

the automatic screening mechanism 2 includes stock guide 5, stock guide 5 can guide the seed that gets into casing 1 inside through feeder hopper 4, reduce its whereabouts speed, it has better screening effect to make it carry out the windscreen time, top wall feed inlet 3 left side in casing 1 is fixed to stock guide 5, casing 1 right wall middle part is provided with mounting groove 6, the inboard right part of mounting groove 6 is fixed with ventilation pipe 7, ventilation pipe 7 can guide the air current that produces in the fan 10 course of working, make it blow the seed of whereabouts in-process, the inboard right-hand member of ventilation pipe 7 is fixed with mounting frame 9, the mounting frame 9 inboard is provided with fan 10, casing 1 inboard bottom is provided with aqua storage tank 14, both sides all are fixed with guide rail 15 around 14 inside, the inside storage tank 14 is stored and is used for carrying out the moisture of secondary screening to the seed, sliding connection has connecting plate 16 between two sets of guide rails 15 around, the connecting plate 16 bottom is fixed with salvage shovel 17, the diapire right side is fixed with dog 18 in the shovel 17, salvage shovel 17 can salvage the inside upper side of aqua storage tank 14, make it salvage to the flat seed of level in the inside, 18 can be left side of salvage shovel 17 can not be carried out the side to the inside 17 and can be broken away from the side when entering 17.

Further as shown in fig. 1, 2 and 3, it is worth specifically explaining that the left end of the inner side of the ventilation pipe 7 is provided with a filter screen 8, the feed inlet 3 is arranged in the middle of the top wall of the casing 1, and the filter screen 8 can block seeds, so that the seeds are prevented from entering the ventilation pipe 7 to hinder the fan 10.

Further, as shown in fig. 3, it is worth specifically explaining that the bottom wall of the salvaging shovel 17 is provided with a plurality of groups of water leakage holes 19 which are uniformly distributed, the middle lower part of the right side wall of the casing 1 is fixed with a cylinder 20, the output end of the cylinder 20 is fixed with the connecting plate 16, the water leakage holes 19 are used for discharging water entering the salvaging shovel 17 along with seeds, and the connecting plate 16 can be driven to move left and right in the working process of the cylinder 20.

The scheme comprises the following working processes: when seeds need to be screened, firstly seeds to be screened are poured into the shell 1 from the feed inlet 3, the fan 10 is started, the seeds slide rightwards under the guidance of the guide plate 5, air flow generated in the working process of the fan 10 moves leftwards under the guidance of the ventilation pipe 7 to blow the seeds, impurities and shriveled seeds in the seeds are removed, the seeds are automatically screened, unqualified seeds are collected in the collecting bag 13, the seeds are automatically screened, the residual seeds fall into the water storage tank 14, the shriveled seeds are suspended on the water surface, the air cylinder 20 is started, the output end of the air cylinder 20 extends to enable the connecting plate 16 to move rightwards, the salvaging shovel 17 is driven to salvage the upper shriveled seeds in the moving process of the connecting plate 16, the shriveled seeds are separated from the full seeds, and the seed screening operation is completed.

The working process can be as follows: can carry out the wind screen to the seed under fan 10, installing frame 9, ventilation pipe 7, filter screen 8, mounting groove 6, stock guide 5 and bin outlet 12's cooperation, reject impurity and flat seed wherein, collect unqualified seed in collecting bag 13 inside when carrying out automatic screening to the seed, improved the screening rate of seed, can carry out the secondary screening to the seed after the wind screen simultaneously under the effect of aqua storage tank 14, guide rail 15, connecting plate 16, salvage shovel 17, dog 18, water leakage hole 19 and pneumatic cylinder 20 to the seed after the upside screening is automatic salvage, makes flat seed and full seed separation, has further improved seed screening quality.

Further, as shown in fig. 1, fig. 2 and fig. 3, it is worth specifically explaining that a feeding hopper 4 is fixed at the outer side of the feeding port 3 at the top of the casing 1, a discharging port 12 is arranged at the middle part of the left side wall of the casing 1, and the feeding hopper 4 can collect seeds entering the casing 1, so that the seeds enter the casing 1 through the discharging port 12.

Further, as shown in fig. 1, it is worth specifically explaining that a collecting bag 13 is fixed on the left side of the periphery of the discharge opening 12, the collecting bag 13 is located on the upper side of the air cylinder 20, and the collecting bag 13 can collect the shrunken seeds removed in the air screening process.

Further, as shown in fig. 1, it is worth specifically explaining that the middle lower portion of the left wall inside the casing 1 is fixed with a guide plate 11, the guide plate 11 is located at the lower side of the discharge opening 12, and the guide plate 11 can guide seeds which cannot directly pass through the discharge opening 12, so that the seeds enter the collecting bag 13.

To sum up: the feeder hopper 4 can collect the seed that gets into casing 1, make it get into inside casing 1 through bin outlet 12, collection bag 13 can collect the flat seed that the air screen in-process was rejected, guide board 11 can direct the seed that can not pass through bin outlet 12, make it get into collection bag 13 inside, the remaining seed falls into aqua storage tank 14 inside, flat seed suspension is on the surface of water, start cylinder 20, cylinder 20 output extension makes connecting plate 16 move to the right side, connecting plate 16 in-process that moves drives salvage shovel 17 salvage the flat seed of upside, make flat seed and full seed separation, ventilation pipe 7 can guide the air current that produces in the fan 10 course of working, make it can blow the seed of whereabouts in-process.

The cylinder 20 is commercially available and is well known in the art, and therefore, the description is not repeated.

Claims (6)

1. Seed sieving mechanism for farming, including casing (1), its characterized in that: an automatic screening mechanism (2) is arranged in the shell (1);

automatic screening mechanism (2) are including stock guide (5), stock guide (5) are fixed in roof feed inlet (3) left side in casing (1), casing (1) right wall middle part is provided with mounting groove (6), mounting groove (6) inboard right-hand member is fixed with ventilation pipe (7), ventilation pipe (7) inboard right-hand member is fixed with installing frame (9), installing frame (9) inboard is provided with fan (10), casing (1) inboard bottom is provided with aqua storage tank (14), both sides all are fixed with guide rail (15) around aqua storage tank (14) inside between two sets of guide rail (15) sliding connection have connecting plate (16), connecting plate (16) bottom is fixed with salvages shovel (17), salvages shovel (17) inner bottom wall right side and is fixed with dog (18).

2. A seed screening apparatus for agricultural planting according to claim 1, wherein: the left end of the inner side of the ventilation pipe (7) is provided with a filter screen (8), and the feeding port (3) is arranged in the middle of the top wall of the casing (1).

3. A seed screening apparatus for agricultural planting according to claim 1, wherein: the bottom wall of the salvaging shovel (17) is provided with a plurality of groups of water leakage holes (19) which are uniformly distributed, an air cylinder (20) is fixed at the middle lower part of the right side wall of the casing (1), and the output end of the air cylinder (20) is fixed with the connecting plate (16).

4. A seed screening apparatus for agricultural planting according to claim 1, wherein: the feeding hopper (4) is fixed on the outer side of the feeding hole (3) at the top of the shell (1), and a discharging hole (12) is formed in the middle of the left side wall of the shell (1).

5. The seed screening device for agricultural planting according to claim 4, wherein: the left side of the periphery of the discharge opening (12) is fixed with a collecting bag (13), and the collecting bag (13) is positioned on the upper side of the air cylinder (20).

6. A seed screening apparatus for agricultural planting according to claim 1, wherein: the middle lower part of the left wall of the inner side of the shell (1) is fixedly provided with a guide plate (11), and the guide plate (11) is positioned at the lower side of the discharge opening (12).