CN115646797A

CN115646797A - Grain selection screening plant

Info

Publication number: CN115646797A
Application number: CN202211343003.6A
Authority: CN
Inventors: 石根荣
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-01-31

Abstract

The invention discloses a grain selection screening device which comprises a base, wherein a circular through groove is formed in the base, the inner wall of the circular through groove is fixedly connected with a screening cylinder, the side wall of the screening cylinder is provided with a filtering hole, and a stirring piece is arranged on the screening cylinder and used for stirring grain particles in the screening cylinder. According to the soybean screening device, the screening cylinder and the elastic filtering plate are arranged, the elastic filtering plate is instantly reset after being deformed, soybeans roll upwards to splash, the soybeans impact the inner wall of the screening cylinder, dust is blown out through the filtering holes, shriveled and damaged soybean particles fall down through the elastic filtering plate, the soybeans with full particles are left in the screening cylinder, and then workers only need to collect and process the full particles in the screening cylinder, so that the soybean screening device is convenient and rapid, saves time, and avoids manual selection.

Description

Grain selection screening plant

Technical Field

The invention belongs to the field of grain selection, and particularly relates to a grain selection screening plant.

Background

Taking soybeans as an example, the quality of soybean seeds directly influences the yield of the soybeans, so the soybean seed selection is particularly important, the seeds are generally cultivated independently and harvested independently, and the harvested seeds must be cleaned after being dried, namely primary separation, namely, foreign matters such as stems, leaves, shriveled shells, weed seeds, silt, stones and the like mixed in the seeds are separated; the seeds are classified according to the quality, namely, full seeds and non-full seeds are selected, so that the purity and the quality of the seeds are improved, and the preparation is made for safe storage of the seeds.

The seed selection mode includes manual seed selection through methods of winnowing, selecting, screening and the like, and the manual seed selection method has the problems of low working efficiency, high labor intensity and the like; along with the influx of rural population into cities, rural fields are idle for subletting, a plurality of small and large-scale contract modes are formed, and the existing seed selection is increasingly difficult to meet the seed selection requirement of small-scale grain seed with low cost.

Disclosure of Invention

The invention aims to provide a grain selection screening device, which solves the problems of low working efficiency, high labor intensity and the like in the manual selection method of seeds by manually selecting seeds through methods such as winnowing, selecting, screening and the like; the requirement of grain planting in rural areas is difficult to meet.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a choice screening plant of grain, includes the base, be equipped with circular groove that runs through on the base, circular groove inner wall fixed connection screening section of thick bamboo that runs through, the lateral wall of screening section of thick bamboo is equipped with the filtration pore, is equipped with on the screening section of thick bamboo and dials the piece, dials the piece and is used for stirring the interior grain granule of screening section of thick bamboo.

Preferably, the stirring part comprises an elastic filtering plate, the elastic filtering plate is fixedly connected with the sieving cylinder, the bottom of the elastic filtering plate is fixedly connected with a plurality of stirring rods, and all the stirring rods penetrate through the sieving cylinder and are rotatably connected with the sieving cylinder.

Preferably, a plurality of grooves are formed in the elastic filter plate, the joint of the poking rod and the elastic filter plate is located below the grooves, and a torsional spring is arranged at the rotary joint of the poking rod and the sieving cylinder.

Preferably, the equal sliding connection slide bar of one end of poker rod, the first spring of fixed connection between slide bar and the poker rod, the lateral wall of screening section of thick bamboo is equipped with the spout, sliding connection branch in the spout, the one end fixed connection go-between of branch, the one end rotation of slide bar is connected on the go-between.

Preferably, the base upper surface rotates connects the swivel becket, fixed connection ring on the swivel becket, fixed connection motor on the base, motor spindle fixed connection gear, gear and ring gear meshing, a plurality of arc pieces of last fixed surface of swivel becket connection, the upper surface of swivel becket is equipped with the arc wall, arc piece and arc wall array setting, the lower fixed surface of go-between connects the montant, and the lower extreme of montant is equipped with the ball, fixed connection second spring between branch and the screening section of thick bamboo.

Preferably, the lateral wall fixed connection horizontal pole of screening section of thick bamboo, the fixed connection inflator on the horizontal pole, the internal sliding connection piston of inflator, fixed third spring between piston and the inflator, fixed connection standpipe on the piston, the standpipe run through circular inflator and with inflator sliding connection, the inside cavity that is equipped with of piston, cavity and standpipe intercommunication, the outside of standpipe is equipped with a plurality of gas pockets, the lateral wall of inflator is equipped with first check plate, the inner wall of cavity is equipped with the second check plate, all be equipped with sealed the pad on first check plate and the second check plate.

Preferably, the vertical plate is fixedly connected to the screening cylinder, the vertical plate is rotatably connected with the rotating rod, a torsion spring is arranged between the vertical plate and the rotating rod, the upper surface of the connecting ring is fixedly connected with the vertical rod, and the vertical rod is located below the rotating rod and can be abutted against the rotating rod.

The invention has the technical effects and advantages that: compared with the prior art, the grain selection screening device provided by the invention has the following advantages:

1. according to the soybean screening machine, the screening cylinder and the elastic filter plate are arranged, the elastic filter plate is pulled downwards by the other end of the poking rod, the elastic filter plate deforms, the poking rod is loosened, the elastic filter plate is reset instantly, soybeans are thrown upwards to roll and splash, the inner wall of the screening cylinder is impacted, dust flows out through the filter holes, due to the fact that shriveled and damaged soybean particles are smaller than normal soybean particles, the soybeans fall behind, the shriveled and damaged soybean particles fall through the elastic filter plate, full soybeans are remained in the screening cylinder, and then workers only need to collect and process the full particles in the screening cylinder, so that the soybean screening machine is convenient and rapid to use, time is saved, and manual selection is avoided.

2. According to the soybean screening device, the groove is formed, when soybeans are poured into the screening barrel, part of the soybeans enter the groove, when the poke rod pulls the elastic filter plate downwards, the poke rod pulls downwards from the lower side of the groove, so that the groove is deformed and becomes deeper and larger, more soybeans enter the groove, and after the poke rod is loosened, more soybean particles can be bounced (similar to a slingshot principle), more soybeans roll in the screening barrel in a splashing mode, and the soybean screening efficiency of the soybeans is improved.

3. According to the invention, through arranging the air cylinder, when the ball rolls down the arc-shaped block, the connecting ring moves downwards to be separated from the rotating rod, the vertical pipe which is not pressed by the rotating rod moves upwards under the action of the third spring, air is blown out from the air hole, at the moment, the groove is reset, soybeans are bounced off, and the air blows out dust, so that the automation of the device is improved, the manual participation is reduced, and the coordination of the device is increased.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the sieving cylinder.

Fig. 3 is an enlarged schematic view of the structure at E in fig. 2.

Fig. 4 is a schematic structural view of the rotating ring.

Fig. 5 is a schematic structural view of the toggle member.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. The specific embodiments described herein are merely illustrative of the invention and do not delimit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides a grain selection screening device shown in figures 1-5, which comprises a base 1, wherein a circular through groove is formed in the base 1, the inner wall of the circular through groove is fixedly connected with a screening cylinder 2, a filtering hole 21 is formed in the side wall of the screening cylinder 2, a stirring part 3 is arranged on the screening cylinder 2, and the stirring part 3 is used for stirring grain particles in the screening cylinder 2;

the stirring piece 3 comprises an elastic filter plate 31, the elastic filter plate 31 is fixedly connected with the sieving cylinder 2, the bottom of the elastic filter plate 31 is fixedly connected with a plurality of stirring rods 32, and all the stirring rods 32 penetrate through the sieving cylinder 2 and are rotationally connected with the sieving cylinder 2.

The device is used for screening grains, taking soybeans as an example, broken and shriveled bean grains are screened out, dust is removed, so that grains with full grains can be obtained, the device is used for bean seeds, the requirement on the number of the planted bean seeds is low, and the requirements on the full degree and the clean degree of the grains are high;

pouring a proper amount of soybeans into the sieving cylinder 2, covering an opening at the upper end of the sieving cylinder 2 by using a film, preventing the soybeans from splashing during sieving, enabling grains to fall on the elastic filter plate 31, enabling the elastic filter plate 31 to be made of rubber, stirring the poking rod 32 upwards to enable the other end of the poking rod 32 to pull the elastic filter plate 31 downwards, enabling the elastic filter plate 31 to deform, loosening the poking rod 32, enabling the elastic filter plate 31 to reset instantly, throwing the soybeans upwards to enable the soybeans to roll and splash, impacting the inner wall of the sieving cylinder 2, and enabling dust to float out through the filter holes 21;

because shrivelled damaged soybean granule is less than normal soybean granule, the soybean falls behind, and shrivelled damaged soybean granule passes through the filtration pore discharge of elastic filter 31, and the full soybean of granule is stayed in screening section of thick bamboo 2, later the staff only need with screening section of thick bamboo 2 in full granule collect handle can, convenient and fast saves time, avoid artifical the selection.

A plurality of grooves 33 are formed in the elastic filter plate 31, the joint of the poke rod 32 and the elastic filter plate 31 is positioned below the grooves 33, and a torsional spring is arranged at the rotary joint of the poke rod 32 and the sieving cylinder 2; one end of the poke rod 32 is connected with a sliding rod 34 in a sliding manner, a first spring 35 is fixedly connected between the sliding rod 34 and the poke rod 32, a sliding groove is formed in the side wall of the sieving cylinder 2, a supporting rod 37 is connected in the sliding groove in a sliding manner, one end of the supporting rod 37 is fixedly connected with a connecting ring 38, and one end of the sliding rod 34 is rotatably connected to the connecting ring 38.

When soybeans are poured into the sieving cylinder 2, part of the soybeans enter the groove 33, when the poke rod 32 pulls the elastic filter plate 31 downwards, the poke rod 32 pulls downwards from the lower part of the groove 33, so that the groove 33 is deformed and becomes deeper and larger, more soybeans enter the groove 33, and after the poke rod 32 is loosened, more soybean particles can be bounced (similar to the slingshot principle), more soybeans roll in the sieving cylinder 2 in a splashing manner, and the soybean sieving efficiency is improved;

when the poke rod 32 needs to be poked upwards, the connecting ring 38 can be pulled upwards, the connecting ring 38 drives all the poke rods 32 to rotate, the elastic filter plate 31 is deformed to store force, the torsion spring stores force, and when the elastic filter plate 31 is released, the elastic filter plate 31 instantly flicks the soybeans under the action of the elastic filter plate 31 and the torsion spring, so that the bouncing degree of the soybeans is larger, and the sieving force is favorably improved.

The swivel becket 4 is connected in the rotation of base 1 upper surface, fixed connection ring gear 41 on the swivel becket 4, fixed connection motor 42 on the base 1, motor 42 main shaft fixed connection gear 43, gear 43 and the meshing of ring gear 41, a plurality of arc pieces 44 of last fixed surface connection of swivel becket 4, the upper surface of swivel becket 4 is equipped with arc wall 45, arc piece 44 and arc wall 45 array set up, go-between 38's lower fixed surface connection montant 381, the lower extreme of montant 381 is equipped with ball 382, fixed connection second spring 39 between branch 37 and the screening section of thick bamboo 2.

Under the action of the second spring 39, the vertical rod 381 and the balls 382 are pressed on the upper surface of the rotating ring 4, the motor 42 drives the rotating ring 4 to rotate, and the balls 382 roll on the upper surface of the rotating ring 4;

when the balls 382 roll on the arc blocks 44, the horizontal height of the balls 382 is increased, the horizontal height of the connecting ring 38 is increased through the vertical rods 381, the connecting ring 38 drives all the poke rods 32 to rotate, the poke rods 32 pull the grooves 33 downwards to deform, soybeans are flicked, and screening is carried out, and when the balls 382 pass through one arc block 44, the grooves 33 deform once, and the soybeans are flicked once;

when the balls 382 pass through all the arc-shaped blocks 44 and reach the arc-shaped grooves 45, soybeans are subjected to elastic flying screening for several times, under the action of the second springs 39, the balls 382 enter the arc-shaped grooves 45, the connecting rings 38 pull the poke rods to incline downwards, the grooves 33 are pushed upwards, the soybeans in the grooves 33 are pushed upwards, and therefore the screened soybeans are conveniently scooped out by workers.

Lateral wall fixed connection horizontal pole 5 of screening section of thick bamboo 2, fixed connection inflator 51 on the horizontal pole 5, the upper end of inflator 51 is enclosed construction, sliding connection piston 52 in inflator 51, fixed third spring 502 between piston 52 and the inflator 51, fixed connection standpipe 53 on the piston 52, standpipe 53 run through circular inflator 51 and with inflator 51 sliding connection, the inside cavity 54 that is equipped with of piston 52, cavity 54 and standpipe 53 intercommunication, the outside of standpipe 53 is equipped with a plurality of gas pockets 55, the inside wall of inflator 51 rotates and connects first check plate 56 and sets up the gyration torsional spring, the inner wall of cavity 54 rotates and connects second check plate 57 and sets up the gyration torsional spring, all be equipped with sealed the pad on first check plate 56 and the second check plate 57.

When the ball 382 rolls on the arc block 44, the connecting ring 38 drives all the poke rods 32 to rotate downwards to pull the groove 33 to deform, at this time, the vertical tube 53 is pressed downwards, the vertical tube 53 pushes the piston 52 downwards, at this time, the second one-way plate 57 is closed, the inner cavity of the air cylinder 51 is expanded to require air supplement, air pushes the first one-way plate 56 open to enter the air cylinder 51, so that the first one-way plate 56 rotates and is closed under the action of the rotary torsion spring after the internal and external air pressures are balanced, when the ball 382 rolls off the arc block 44, the groove 33 is reset, soybeans bounce, at this time, the vertical tube 53 is released, and under the action of the third spring 502, the piston 52 moves upwards, and by using the same air pressure principle, the first one-way plate 56 is closed, the second one-way plate 57 is opened, air enters the vertical tube 53 through the second one-way plate 57, and is blown out through the air hole 55;

the soybean is in to play the state of flying this moment, and gaseous blowing has blown between the soybean, blows off the dust, improves soybean cleanliness factor, and gaseous can blow the soybean simultaneously, improves the degree of splashing of soybean, is favorable to shrivelled damaged soybean granule to pass through elasticity filter 31 whereabouts, further makes the screening effect better.

A vertical plate 58 is fixedly connected to the screening cylinder 2, a rotating rod 59 is rotatably connected to the vertical plate 58, a torsion spring is arranged between the vertical plate 58 and the rotating rod 59, the upper surface of the connecting ring 38 is fixedly connected with a vertical rod 501, and the vertical rod 501 is located below the rotating rod 59 and can abut against the rotating rod 59.

When the ball 382 rolls on the arc-shaped block 44, the connecting ring 38 moves upwards to pull the groove 33 to deform through the poke rod 32, the connecting ring 38 moves upwards to push the rotating rod 59 upwards through the upright rod 501, the rotating rod 59 rotates, the other end of the rotating rod 59 presses the vertical pipe 53 downwards, the vertical pipe 53 pushes the piston 52 downwards, and gas enters the gas cylinder 51 from the first one-way plate 56;

when the ball 382 rolls down the arc-shaped block 44, the connecting ring 38 moves downwards to be separated from the rotating rod 59, the vertical pipe 53 which is not pressed by the rotating rod 59 moves upwards under the action of the third spring 502, air is blown out from the air hole 55, at the moment, the groove 33 is reset, soybeans bounce, and the air blows out dust; adopt this kind of mode relatively with the direct access air pump blow, saved the empty air compressor machine on the one hand, be convenient for remove the use, on the other hand can accomplish just to blow when the soybean continuously bounces, fully coordinate with the vibration operation to blow when having avoided the two asynchronous and need not blow that causes, improve comprehensive efficiency.

Through setting up dwang 59, improve the automation of device, reduce artifical the participation, increase the harmony of device.

When the soybean screening device is used, a proper amount of soybeans are poured into the screening cylinder 2, the opening at the upper end of the screening cylinder 2 is covered by a film, the motor 42 drives the rotating ring 4 to rotate, and the balls 382 roll on the upper surface of the rotating ring 4;

when the balls 382 roll on the arc-shaped blocks 44, the horizontal height of the balls 382 is increased, the vertical rod 381 enables the connecting ring 38 to move upwards, the vertical rod 501 pushes the rotating rod 59 upwards to rotate, the other end of the rotating rod 59 presses the vertical tube 53 downwards, the vertical tube 53 pushes the piston 52 downwards, air enters the air cylinder 51 from the first one-way plate 56, meanwhile, the connecting ring 38 drives all the poke rods 32 to rotate when moving upwards, the poke rods 32 pull the grooves 33 downwards to deform, and the elastic filter plate 31 deforms and stores force;

when the ball 382 rolls down the arc-shaped block 44, under the action of the elastic filter plate 31 and the torsion spring, the elastic filter plate 31 instantly flicks the soybeans, meanwhile, the vertical pipe 53 moves upwards under the action of the third spring 502, the air is blown out from the air hole 55, the soybeans flick, the air blows out dust, and the shriveled and damaged soybean particles fall through the elastic filter plate 31;

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a choice screening plant of grain, includes base (1), its characterized in that: the grain screening machine is characterized in that a circular through groove is formed in the base (1), the inner wall of the circular through groove is fixedly connected with the screening cylinder (2), the side wall of the screening cylinder (2) is provided with a filtering hole (21), a stirring piece (3) is arranged on the screening cylinder (2), and the stirring piece (3) is used for stirring grain particles in the screening cylinder (2).

2. The grain selection screening device of claim 1, wherein: the poking piece (3) comprises an elastic filter plate (31), the elastic filter plate (31) is fixedly connected with the screening cylinder (2), the bottom of the elastic filter plate (31) is fixedly connected with a plurality of poking rods (32), and all the poking rods (32) penetrate through the screening cylinder (2) and are rotatably connected with the screening cylinder (2).

3. The grain selection screening device of claim 2, wherein: the elastic filtering plate (31) is provided with a plurality of grooves (33), the joint of the poke rod (32) and the elastic filtering plate (31) is positioned below the grooves (33), and the rotary joint of the poke rod (32) and the sieving cylinder (2) is provided with a torsional spring.

4. The grain selection screening device of claim 3, wherein: the equal sliding connection slide bar (34) of one end of poker rod (32), fixed connection first spring (35) between slide bar (34) and poker rod (32), the lateral wall of screening section of thick bamboo (2) is equipped with the spout, sliding connection branch (37) in the spout, the one end fixed connection go-between (38) of branch (37), the one end rotation of slide bar (34) is connected on go-between (38).

5. The grain selection screening device of claim 4, wherein: base (1) upper surface rotates connects swivel becket (4), fixed connection ring gear (41) are gone up in swivel becket (4), fixed connection motor (42) are gone up in base (1), motor (42) main shaft fixed connection gear (43), gear (43) and ring gear (41) meshing, a plurality of arc pieces of last fixed surface connection (44) of swivel becket (4), the upper surface of swivel becket (4) is equipped with arc wall (45), arc piece (44) and arc wall (45) array setting, lower fixed surface connection montant (381) of go-between (38), the lower extreme of montant (381) is equipped with ball (382), fixed connection second spring (39) between branch (37) and the screening section of thick bamboo (2).

6. The grain selection screening device of claim 1, wherein: lateral wall fixed connection horizontal pole (5) of screening section of thick bamboo (2), fixed connection inflator (51) are gone up in horizontal pole (5), sliding connection piston (52) in inflator (51), fixed third spring (502) between piston (52) and inflator (51), fixed connection standpipe (53) are gone up in piston (52), standpipe (53) run through circular inflator (51) and with inflator (51) sliding connection, piston (52) inside is equipped with cavity (54), cavity (54) and standpipe (53) intercommunication, the outside of standpipe (53) is equipped with a plurality of gas pockets (55), the lateral wall of inflator (51) is equipped with first check plate (56), cavity (54) inner wall is equipped with second check plate (57), all be equipped with sealed the pad on first check plate (56) and second check plate (57).

7. The grain selection screening device of claim 6, wherein: fixed connection riser (58) on screening section of thick bamboo (2), rotation connection dwang (59) on riser (58), be equipped with the torsional spring between riser (58) and dwang (59), the last fixed surface of go-between (38) connects pole setting (501), and pole setting (501) are located dwang (59) below and can contradict dwang (59).