CN217250493U - Seed sieving mechanism is used in agricultural technology popularization - Google Patents

Abstract

The utility model discloses a seed sieving mechanism is used in agricultural technology popularization, including backup pad, feeder hopper and screening dish, the backup pad top is do not located to the feeder hopper and the screening dish are equallyd divide, screening dish and backup pad sliding connection, the screening dish is located the feeder hopper below, screening dish outer wall one side is equipped with the connecting plate, connecting plate outer wall symmetry is equipped with the incomplete gear that rotates the connection, the connecting plate outer wall all is equipped with the rack in incomplete gear upper and lower both sides, rack and incomplete gear mesh mutually, the backup pad top is equipped with drive assembly, drive assembly and incomplete gear swing joint. The utility model discloses can drive the left and right round trip movement of screening dish, make the position change of screening dish and feeder hopper, the seed that falls in the feeder hopper like this will even distribution on the screening dish, increase the holistic resource utilization of screening dish, the seed that can also drive its top is controlled to the removal simultaneously in the screening dish and rocks, makes the seed can not block up screening net two, can improve the work efficiency of screening.

Description

Seed sieving mechanism is used in agricultural technology popularization

Technical Field

The utility model relates to a seed screening technical field specifically is a seed sieving mechanism is used in agricultural technology popularization.

Background

The agricultural technology popularization refers to that scientific and technological achievements and practical technologies applied to the planting industry, the forestry industry, the animal husbandry industry and the fishery industry are popularized and applied to activities of the whole processes of pre-production, mid-production and post-production of agricultural production through tests, demonstration, training, guidance, consultation services and the like, seed screening is one of crop seed cleaning methods, foreign substances, abortive grains and small-sized seeds in the seeds are screened out through seed screens with different screen hole sizes and shapes, and high-quality seeds with large, full and tidy grains are selected and left, so that the seed quality is improved.

The prior Chinese literature, patent with an authorization notice number of CN215030909U, discloses a seed screening device for agricultural technology popularization, and belongs to the technical field of seed screening. The utility model provides a seed sieving mechanism is used in agricultural technology popularization, the on-line screen storage device comprises a base, the base upper end is equipped with the movable block, the movable block upper end has set firmly the screen cloth, the screen cloth front end is equipped with the blown down tank admittedly, the movable block rear end rotates and is connected with the bent axle, the bent axle outer end rotates and is connected with the supporting shoe, the motor is installed through the mount pad in the middle part of the supporting shoe left side wall that is located the left end, the bent axle outer wall that is located the left end has cup jointed belt pulley A, screen cloth rear end top is equipped with the ventilation pipe, the ventilation pipe left end is equipped with the fixed block admittedly, the fixed block middle part rotates and is connected with the bull stick. The utility model discloses a weight of seed is pressed and is moved the slope piece rotatory along the pivot, has prevented that the air that flows in the ventilation pipe from upper and lower both ends discharge, has guaranteed that the branch and leaf that blows, blighted grain and the seed that the water content is low get into and collect in the collection box, has improved the quality of seed and the survival rate of planting, and the result of use is better.

However, in the above patent, when the seeds in the feeding hopper fall on the screening net, because the outlet diameter of the feeding hopper is smaller, the seeds can only fall on the middle part of the screening net, so that the seeds distributed on two sides of the screening net are less, and a large amount of seeds are accumulated in the middle, thereby reducing the overall utilization rate of the screening net and reducing the screening efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a seed sieving mechanism is used in agricultural technology popularization to solve the problem that proposes in the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a seed sieving mechanism is used in agricultural technology popularization, includes backup pad, feeder hopper and screening dish, the feeder hopper with the screening dish is equallyd divide and is do not located the backup pad top, the screening dish with backup pad sliding connection, the screening dish is located the feeder hopper below, screening dish outer wall one side is equipped with the connecting plate, connecting plate outer wall symmetry is equipped with the incomplete gear of rotation connection, the connecting plate outer wall in both sides all are equipped with the rack about the incomplete gear, the rack with incomplete gear meshes mutually, the backup pad top is equipped with drive assembly, drive assembly with incomplete gear swing joint.

Further, the backup pad top in feeder hopper one side is equipped with the screening case, the screening case with the feeder hopper link up, screening incasement wall matches the screening net that is equipped with sliding connection and one, screening incasement wall in screening net below is equipped with the oval dish of rotation connection, oval dish outer wall is equipped with pivot one, the pivot one end extends to the screening case outside, pivot one through drive assembly with drive assembly swing joint.

Further, drive assembly includes driving motor, driving motor pass through riser one with backup pad fixed connection, a riser inner wall is equipped with pivot two that runs through, driving motor's output shaft pass through drive belt one with two swing joint of pivot, incomplete gear outer wall is equipped with pivot three, two pass through two swing joint of drive belt between the three pivot, one of them three outer wall covers of pivot are equipped with toper tooth one, two an end outer wall cover of pivot be equipped with toper tooth two of one engaged with, three outer walls of pivot are equipped with the riser two of rotation connection, riser two with backup pad fixed connection realizes that drive assembly drives incomplete gear revolve's purpose.

Further, transmission assembly includes pivot four, pivot four rotates to be located screening case outer wall, pivot four through drive belt three with a pivot swing joint, four end outer wall covers of pivot are equipped with the turbine, the outer wall of toper tooth is equipped with pivot five, five outer wall one end of pivot be equipped with the worm that the turbine meshed mutually drives drive assembly and passes through transmission assembly and drive a pivot pivoted purpose.

Furthermore, feeder hopper one side is equipped with the chamber that airs, the intracavity portion that airs is equipped with rotates the blade of connecting, driving motor's output shaft with blade fixed connection carries out the selection by winnowing to the seed in the feeder hopper.

Further, the screening dish is the slope form, screening dish inner wall matches and is equipped with screening net two, screening dish outer wall in screening net two tops are equipped with export one, screening dish outer wall with screening net two below is equipped with export two, export one with export two all locates the lower one end of screening dish, the feeder hopper outer wall in screening net two tops are equipped with dials the material claw, ensure that the screening dish can fall into big or small two with the seed to it is even to make the seed distribution on the screening net two.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is:

1. the utility model discloses a set up the connecting plate, incomplete gear, rack and drive assembly, can drive the left and right round trip movement of screening dish, the screening dish can make the position change of screening dish and feeder hopper about the in-process that removes, the seed that falls in the feeder hopper will even distribution on the screening dish like this, increase the holistic resource utilization rate of screening dish, the seed that can also drive its top is rocked about the removal simultaneously screening dish, make the seed can not block up screening net two, can improve the work efficiency of screening.

2. The utility model discloses a set up screening net one, oval dish, pivot one and drive assembly, can separate the impurity and the tiny particle seed that fall into the screening incasement, sieve the tiny particle seed once more, be convenient for carry out the collection work in later stage, usable driving motor's power supply drives screening net one vibration simultaneously, it blocks up screening net one to prevent to have impurity, improve the screening efficiency of screening net one, resource utilization has been improved simultaneously, make the multiunit structure all utilize same power supply, and the production cost is reduced.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a front view of the present invention as a whole;

fig. 2 is an overall rear view of the present invention;

fig. 3 is a side view of the utility model in its entirety;

FIG. 4 is a front sectional view of the feeding hopper of the present invention;

FIG. 5 is a rear view of the partial gear of the present invention;

FIG. 6 is a front sectional view of the screening disk of the present invention;

fig. 7 is a side view of the material stirring claw of the present invention;

FIG. 8 is a side view of the turbine of the present invention;

fig. 9 is a side view of a first conical tooth of the present invention;

in the figure: 1. a support plate; 2. a feed hopper; 3. screening a disc; 4. a connecting plate; 5. an incomplete gear; 6. a rack; 7. screening the first net; 8. an elliptical disk; 9. a first rotating shaft; 10. a drive motor; 11. a first vertical plate; 12. a second rotating shaft; 13. a first transmission belt; 14. a second transmission belt; 15. a first conical tooth; 16. a second conical tooth; 17. a third transmission belt; 18. a turbine; 19. a worm; 20. an air outlet cavity; 21. a blade; 22. screening the second net; 23. a material poking claw; 24. and (4) screening the box.

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. 1-7 and fig. 9, the present invention provides a technical solution: a seed screening device for agricultural technology popularization comprises a supporting plate 1, a feeding hopper 2 and a screening disc 3, wherein the feeding hopper 2 and the screening disc 3 are respectively arranged at the top of the supporting plate 1, the screening disc 3 is in sliding connection with the supporting plate 1, the screening disc 3 is positioned below the feeding hopper 2, the screening disc 3 is in an inclined shape, the inner wall of the screening disc 3 is provided with a screening net two 22 in a matching manner, the outer wall of the screening disc 3 is provided with an outlet I above the screening net two 22, an outlet II is arranged below the outer wall of the screening disc 3 and the screening net two 22, the outlet I and the outlet II are both arranged at the lower end of the screening disc 3, the outer wall of the feeding hopper 2 is provided with a material stirring claw 23 above the screening net two 22, one side of the outer wall of the screening disc 3 is provided with a connecting plate 4, the outer wall of the connecting plate 4 is symmetrically provided with an incomplete gear 5 which is connected in a rotating manner, the upper side and the lower side of the outer wall of the connecting plate 4 are respectively provided with a rack 6, the racks 6 are meshed with the incomplete gear 5, the top of the supporting plate 1 is provided with a driving assembly, the driving assembly is movably connected with the incomplete gear 5, the driving assembly comprises a driving motor 10, the driving motor 10 is fixedly connected with the supporting plate 1 through a first vertical plate 11, the inner wall of the first vertical plate 11 is provided with a through second rotating shaft 12, the output shaft of the driving motor 10 is movably connected with the second rotating shaft 12 through a first driving belt 13, the outer wall of the incomplete gear 5 is provided with a third rotating shaft, two of the three rotating shafts are movably connected through a second driving belt 14, one of the outer walls of the three rotating shafts is provided with a first conical tooth 15, one end outer wall of the two rotating shafts 12 is provided with a second conical tooth 16 meshed with the first conical tooth 15, and the outer wall of the three rotating shafts is provided with a second vertical plate in rotating connection, riser two with 1 fixed connection of backup pad, 2 one sides of feeder hopper are equipped with air outlet cavity 20, air outlet cavity 20 inside is equipped with the blade 21 of rotation connection, driving motor 10's output shaft with blade 21 fixed connection.

The specific implementation mode is as follows: when the screening device is used, seeds to be screened are put into the feed hopper 2, the driving motor 10 is started, the driving motor 10 drives the blades 21 to rotate, the blades 21 rotate to exhaust air, the seeds falling from the feed hopper 2 are winnowed, impurities and the like mixed in the seeds are blown into the screening box 24 on one side, the seeds fall onto the screening disc 3, at the moment, the driving motor 10 also drives the first rotating shaft to drive the second rotating shaft 12 to rotate through transmission, the second rotating shaft 12 drives the second conical teeth 16 to rotate, the second conical teeth 16 drive the first meshed conical teeth 15 to rotate, the first conical teeth 15 drive the third rotating shaft to rotate, the two rotating shafts are driven to synchronously rotate through the second transmission belt 14, the third rotating shaft drives the incomplete gear 5 to rotate, when the teeth of the incomplete gear 5 are meshed with the lower rack 6, the lower rack 6 is driven to move, the rack 6 drives the connecting plate 4 to move, the connecting plate 4 can drive the sieving disc 3 to move, when the teeth of the incomplete gear 5 move to be meshed with the upper rack 6, the incomplete gear 5 can only be meshed with the upper rack 6 or the lower rack 6 when rotating, but can not be meshed with the two racks 6 simultaneously, so that the incomplete gear 5 can only drive the upper rack 6 to move at the moment, the moving direction of the upper rack 6 is opposite to that of the lower rack 6, the sieving disc 3 can be driven to move reversely, the sieving disc 3 can move back and forth left and right, the positions of the sieving disc 3 and the feeding hopper 2 can be changed in the process of moving left and right, seeds falling from the feeding hopper 2 can be uniformly distributed on the sieving disc 3, the whole resource utilization rate of the sieving disc 3 is increased, the sieving net two 22 sieves the seeds, and the sieving disc 3 can drive the seeds at the top of the sieving disc 3 to move left and right, make the seed can not block up screening net two 22, small seed drops in screening dish 3 bottoms through screening net two 22, discharge from export two along the angle of screening dish 3 slopes at last, big seed rolls on screening net two 22, finally discharge from export one, accomplish the screening operation to the seed, when screening dish 3 drives the seed and removes simultaneously, dial material claw 23 can stir the seed on screening dish 3, make the seed distribution on screening dish 3 even, can improve the work efficiency of screening.

Referring to fig. 1-2, 4 and 9, the present invention provides a technical solution: the seed screening device for agricultural technology popularization further comprises a screening box 24 arranged at the top of the supporting plate 1, the screening box 24 is located on one side of the feeding hopper 2, the screening box 24 is communicated with the feeding hopper 2, a screening net I7 in sliding connection is matched and arranged on the inner wall of the screening box 24, an elliptic disc 8 in rotary connection is arranged below the screening net I7 on the inner wall of the screening box 24, a rotating shaft I9 is arranged on the outer wall of the elliptic disc 8, one end of the rotating shaft I9 extends to the outer side of the screening box 24, the rotating shaft I9 is movably connected with a driving assembly through a transmission assembly, the transmission assembly comprises a rotating shaft IV, the rotating shaft IV is rotatably arranged on the outer wall of the screening box 24, the rotating shaft IV passes through a transmission belt III 17 and is movably connected with the rotating shaft I9, a turbine 18 is sleeved at the outer wall of the rotating shaft IV, a conical gear II 16 outer wall is provided with a rotating shaft V, and a worm 19 meshed with the worm wheel 18 is arranged at one end of the outer wall of the rotating shaft five.

The specific implementation mode is as follows: when the impurity in the seed is blown into the screening box 24, a part of the seed with smaller particles is blown into the screening box 24, at the same time, the small-particle seed and the impurity fall on the first screening net 7 at the same time, the first screening net 7 screens the small-particle seed and the impurity, the small-particle seed passes through the first screening net 7 and falls on the bottom of the screening box 24, and at the same time, the driving motor 10 drives the second conical tooth 16 to rotate, the second conical tooth 16 drives the worm 19 to rotate through the fifth rotating shaft, the worm 19 drives the turbine 18 to rotate, the turbine 18 drives the fourth rotating shaft to rotate, the fourth rotating shaft drives the first rotating shaft 9 to rotate through the third driving belt 17, the first rotating shaft 9 drives the elliptical disk 8 to rotate, when the long diameter end of the elliptical disk 8 moves to be in contact with the first screening net 7, the first screening net 7 is driven to move upwards, and when the elliptical disk 8 rotates to the short diameter end to be in contact with the first screening net 7, sieving net 7 can rely on its self gravity to move down, when oval dish 8 when constantly rotating, sieving net 7 can form the vibration, carries out high-efficient separation to tiny particle seed and impurity to prevent to have impurity to block up sieving net 7, improve the screening efficiency of sieving net 7.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The utility model provides an agricultural technology promotes and uses seed sieving mechanism, includes backup pad (1), feeder hopper (2) and screening dish (3), its characterized in that: feeder hopper (2) with screening dish (3) are equallyd divide and are do not located backup pad (1) top, screening dish (3) with backup pad (1) sliding connection, screening dish (3) are located feeder hopper (2) below, screening dish (3) outer wall one side is equipped with connecting plate (4), connecting plate (4) outer wall symmetry is equipped with incomplete gear (5) of rotating the connection, connecting plate (4) outer wall in both sides all are equipped with rack (6) about incomplete gear (5), rack (6) with incomplete gear (5) mesh mutually, backup pad (1) top is equipped with drive assembly, drive assembly with incomplete gear (5) swing joint.

2. The seed screening device for agricultural technology popularization according to claim 1, wherein: backup pad (1) top in feeder hopper (2) one side is equipped with screening case (24), screening case (24) with feeder hopper (2) link up, screening case (24) inner wall matches screening net (7) that is equipped with sliding connection, screening case (24) inner wall in screening net (7) below is equipped with oval dish (8) that rotate the connection, oval dish (8) outer wall is equipped with pivot (9), pivot (9) one end extend to screening case (24) outside, pivot (9) through transmission assembly with drive assembly swing joint.

3. The seed screening device for agricultural technology popularization according to claim 2, wherein: drive assembly includes driving motor (10), driving motor (10) through riser one (11) with backup pad (1) fixed connection, riser one (11) inner wall is equipped with pivot two (12) that run through, the output shaft of driving motor (10) pass through drive belt one (13) with pivot two (12) swing joint, incomplete gear (5) outer wall is equipped with pivot three, two through drive belt two (14) swing joint, one of them between the pivot three outer wall cover is equipped with toper tooth one (15), two (12) one end outer wall cover in pivot be equipped with toper tooth two (16) that toper tooth one (15) engaged with, three outer walls in pivot are equipped with the riser two of rotation connection, riser two with backup pad (1) fixed connection.

4. The seed screening device for agricultural technology popularization according to claim 3, wherein: the transmission assembly comprises a fourth rotating shaft, the fourth rotating shaft is rotatably arranged on the outer wall of the screening box (24), the fourth rotating shaft is connected with the first rotating shaft (9) in a movable mode through a third driving belt (17), the outer wall of the four end of the fourth rotating shaft is sleeved with a turbine (18), the outer wall of the second conical tooth (16) is provided with a fifth rotating shaft, and one end of the five outer wall of the fifth rotating shaft is provided with a worm (19) meshed with the turbine (18).

5. The seed sieving mechanism for agricultural technology popularization of claim 3, characterized in that: feeder hopper (2) one side is equipped with air-out chamber (20), air-out chamber (20) inside is equipped with blade (21) of rotating the connection, the output shaft of driving motor (10) with blade (21) fixed connection.

6. The seed screening device for agricultural technology popularization according to claim 1, wherein: screening dish (3) are the slope form, screening dish (3) inner wall matching is equipped with screening net two (22), screening dish (3) outer wall in screening net two (22) top is equipped with export one, screening dish (3) outer wall with screening net two (22) below is equipped with export two, export one with export two all locates screening dish (3) lower one end, feeder hopper (2) outer wall in screening net two (22) top is equipped with dials material claw (23).

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