CN210546361U - Seed sieving mechanism for agricultural production - Google Patents
Seed sieving mechanism for agricultural production Download PDFInfo
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- CN210546361U CN210546361U CN201921303410.8U CN201921303410U CN210546361U CN 210546361 U CN210546361 U CN 210546361U CN 201921303410 U CN201921303410 U CN 201921303410U CN 210546361 U CN210546361 U CN 210546361U
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Abstract
The utility model provides a seed sieving mechanism for agricultural production, relates to a sieving mechanism. A feed inlet of the screening box is communicated with the feed hopper, a first screening mechanism is arranged at the upper end of the screening box, the first screening mechanism is matched with a first outlet, the first outlet is communicated with the impurity box, and the impurity box is fixedly inserted with the screening box; the middle part of the screening box is provided with a second screening mechanism, the second screening mechanism is matched with the second outlet, the second outlet is communicated with a third screening mechanism, the third screening mechanism is matched with the inoculation groove and is communicated with the screening box, and the bottom of the screening box is provided with a third outlet and is blocked by a threaded cover; the first outlet and the second outlet are respectively sealed by corresponding valves. The utility model discloses the screening is more thorough, and the effect is better, has reduced the loss of machine, has practiced thrift the energy to a certain extent, has reduced manufacturing cost, has saved the labour, has saved operating time.
Description
Technical Field
The utility model relates to a sieving mechanism, especially a seed sieving mechanism for agricultural production.
Background
Seeds are the reproductive system of seed plants and play an important role in continuing species. The seeds are closely related to human life, and besides grains, oil and cotton which are necessary for daily life, medicinal (such as almond), seasoning (such as pepper) and beverages (such as coffee and cocoa) are all from the seeds. Plants, trees, flowers and plants are also propagated from seeds. Many seeds can be eaten, and the rice is a delicious dish on a dining table. Seeds are the unique organs of the seed plant, the main function of which is reproduction. The shape, size, color, surface texture, etc. of the seeds vary with the plant species. Seeds are often round, elliptical, kidney-shaped, oval, conical, polygonal, etc.
Therefore, the seeds play a crucial role in the growth of agricultural crops, good seeds can grow good crops, and seed selection in agricultural production often determines the growth of crops in the future.
Although seeds can be screened by a seed screening machine at present, the following problems still exist:
1. the screening effect is not ideal, and the screening is still carried out again manually in the later period;
2. a vibrating motor is used for driving the screen to vibrate, so that the machine loss is large;
3. when the system works, the multi-step filtering and screening are synchronously started and closed, so that energy waste is caused to a certain extent;
4. adopt the air-blower directly to blow off impurity outside the organism, the later stage still needs to unify the processing to impurity, has increased labour and operating time.
SUMMERY OF THE UTILITY MODEL
For solving the problem that exists among the background art, the utility model provides a seed sieving mechanism for agricultural production.
The purpose is achieved, the utility model adopts the following technical proposal: a seed screening device for agricultural production comprises a screening box, an impurity box, a threaded cover, a seed receiving groove, a first screening mechanism, a second screening mechanism and a third screening mechanism, wherein a feed inlet of the screening box is communicated with a feed hopper; the upper end of the screening box is provided with a first screening mechanism, the first screening mechanism is matched with a first outlet, the first outlet is communicated with an impurity box, and the impurity box is fixedly inserted into the screening box; the middle part of the screening box is provided with a second screening mechanism, the second screening mechanism is matched with a second outlet, the second outlet is communicated with a third screening mechanism, the third screening mechanism is matched with the inoculation groove and is communicated with the screening box, and the bottom of the screening box is provided with a third outlet and is blocked by a threaded cover; the first outlet and the second outlet are respectively sealed by corresponding valves.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model is provided with the first screening mechanism, the second screening mechanism and the third screening mechanism to carry out multiple screening on seeds, so that the screening is more thorough and the effect is better;
2. the utility model realizes the stirring and screening of seeds by driving the rotating shaft to rotate by the motor and then driving the stirring paddle to rotate, avoids the vibrating motor driving the screen to vibrate and screen, reduces the loss of the machine and the production cost;
3. the first screening mechanism, the second screening mechanism and the third screening mechanism of the utility model are respectively provided with the motor I, the motor II and the blower as power sources, the motor I, the motor II and the blower can be independently opened and closed, and after a certain screening program is completed, the corresponding screening mechanism can be closed, so that the energy is saved to a certain extent, and the production cost is reduced;
4. the utility model discloses set up the impurity case, and the third export of screening case carries out the shutoff through the screw thread lid, avoids directly blowing off the organism with impurity external, need not the later stage and clears up impurity once more, has saved the labour, has saved operating time.
Drawings
FIG. 1 is a schematic view of the overall structure of the seed screening apparatus for agricultural production according to the present invention;
fig. 2 is an enlarged view of fig. 1 at a.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
The first embodiment is as follows: as shown in fig. 1-2, the utility model discloses a seed screening device for agricultural production, which comprises a screening box 4, an impurity box 7, a screw cap 12, a seed receiving groove 10, a first screening mechanism, a second screening mechanism and a third screening mechanism, wherein a feed inlet of the screening box 4 is communicated with a feed hopper 4-1; the screening box 4 is externally provided with a frame, which is not shown or described too much in the prior art, specification and drawings; a first screening mechanism is arranged at the upper end of the screening box 4, the first screening mechanism is matched with a first outlet 4-2, the first outlet 4-2 is communicated with an impurity box 7, the impurity box 7 is fixedly spliced with the screening box 4 (a clamping groove is formed in the outer side wall of the screening box 4, a clamping block matched with the clamping groove is arranged on the outer side of the impurity box 7, and the clamping block is inserted into the clamping groove in an interference manner); a second screening mechanism is arranged in the middle of the screening box 4, the second screening mechanism is matched with a second outlet 4-3, the second outlet 4-3 is communicated with a third screening mechanism, the third screening mechanism is matched with the seed receiving groove 10 and is communicated with the screening box 4, and a third outlet 4-5 is arranged at the bottom of the screening box 4 and is blocked by a threaded cover 12; the first outlet 4-2 and the second outlet 4-3 are respectively blocked by the corresponding valves 14, the blocking modes of the first outlet 4-2 and the second outlet 4-3 by the valves 14 are not limited, and a plurality of known modes exist in the prior art, and no unnecessary limitation is made here, and only the valves 14 are required to be normally opened and closed, so that the seeds can be normally screened and the impurities can be normally discharged.
The second embodiment is as follows: as shown in fig. 1, the second screening mechanism includes a second motor 1-2, a second rotating shaft 3-2, a second filter screen 5-2, and a second stirring paddle 6-2, the second motor 1-2 is vertically disposed, an output shaft of the second motor is coaxially and fixedly connected to the second rotating shaft 3-2, a lower end of the second rotating shaft 3-2 penetrates through a top plate of the screening box 4 and is disposed inside the screening box 4, the second stirring paddle 6-2 is fixed to an outer side of the second rotating shaft 3-2, a bottom end of the second stirring paddle is rotatably connected to a middle portion of the second filter screen 5-2 through a first bearing, and the second filter screen 5-2 is horizontally disposed and an outer side wall of the second filter screen is fixedly connected to an inner side wall of the screening box 4.
The third concrete implementation mode: as shown in fig. 1, the second embodiment is further described with respect to the second embodiment, the first screening mechanism includes a motor 1-1, a driving gear 2-1, a driven gear 2-2, a rotating shaft 3-1, a filter screen 5-1 and a stirring paddle 6-1, the motor 1-1 is vertically and fixedly disposed at the upper end of the screening box 4, an output shaft of the motor is coaxially and fixedly connected with the driving gear 2-1, the driving gear 2-1 is engaged with the driven gear 2-2, the driven gear 2-2 is coaxially and fixedly connected with the rotating shaft 3-1, the rotating shaft 3-1 is coaxially and rotatably sleeved at the outer side of the rotating shaft two 3-2 through a bearing two, the rotating shaft one 3-1 is rotatably connected with a top plate of the screening box 4 through a bearing three, and a lower end of the rotating shaft is disposed inside the screening box 4, the outer side of the rotating shaft I3-1 is fixedly provided with a stirring paddle I6-1, the bottom end of the stirring paddle I is rotatably connected with the middle part of the filter screen I5-1 through a bearing IV, the filter screen I5-1 is horizontally arranged, and the outer side wall of the filter screen I is fixedly connected with the inner side wall of the screening box 4.
The fourth concrete implementation mode: as shown in fig. 1, this embodiment is a further description of the third embodiment, and the heights of the middle portions of the first filter screen 5-1 and the second filter screen 5-2 are higher than the heights of the edges. The output of impurities and seeds is convenient. The size of the meshes of the first filter screen 5-1 is larger than that of the seeds, and the size of the meshes of the second filter screen 5-2 is smaller than that of the seeds.
The fifth concrete implementation mode: as shown in fig. 1, this embodiment is further described with respect to the first embodiment, and the third screening mechanism includes a blower 8, a drainage bucket 13 and a plurality of drainage plates 9; the feed inlet of the drainage barrel 13 is communicated with the second outlet 4-3, the upper end of the inner wall of the drainage barrel 13 is fixedly provided with a plurality of drainage plates 9, one side of the lower end of the inner wall of the drainage barrel 13 is fixedly provided with an air blower 8, the other side of the lower end of the inner wall of the drainage barrel 13 is communicated with the air inlet 4-4 of the screening box 4, and the discharge outlet 13-1 of the drainage barrel 13 is matched with the inoculation groove 10.
The sixth specific implementation mode: as shown in fig. 1, in the present embodiment, a fifth embodiment is further described, and the plurality of flow guide plates 9 are alternately arranged in the left and right direction.
The seventh embodiment: as shown in fig. 1, the sixth embodiment is further described, and the plurality of flow guide plates 9 are uniformly arranged along the height direction. The drainage effect of the seeds is better.
The specific implementation mode is eight: as shown in fig. 1, the fifth embodiment is further described, and a guide plate 11 is disposed at an upper end of the air inlet 4-4. The guide plate 11 can shield wind power generated by the air blower 8, normal work of the second screening mechanism is avoided being influenced, and impurities screened by the second screening mechanism can be guided to the third outlet 4-5.
The specific implementation method nine: this embodiment is further described with respect to the first embodiment, and both of the valves 14 are manual valves.
The detailed implementation mode is ten: in this embodiment, the first embodiment is further explained, and both of the valves 14 are electrically operated valves.
The first motor 1-1, the second motor 1-2 and the blower 8 are respectively powered by respective external power supplies.
When the utility model is used, seeds to be screened are poured into the screening box 4 from the feed hopper 4-1;
starting a motor I1-1, driving a driving gear 2-1 to rotate by rotation of an output shaft of the motor I1-1, driving a driven gear 2-2 to rotate, driving a rotating shaft I3-1 to rotate, and driving a stirring paddle I6-1 to rotate, wherein the size of meshes of a filter screen I5-1 is larger than that of seeds, so that impurities smaller than the seeds and the seeds drop together, and impurities larger than the seeds are left on the filter screen I5-1;
after the first screening mechanism works for a period of time, starting a second motor 1-2, driving a second rotating shaft 3-2 to rotate by the rotation of an output shaft of the second motor 1-2, and then driving a second stirring paddle 6-2 to rotate, wherein at the moment, impurities smaller than seeds fall below the second filtering screen 5-2, and the seeds are left on the second filtering screen 5-2 because the size of meshes of the second filtering screen 5-2 is smaller than that of the seeds;
after the seeds are completely separated from the first screening mechanism, opening a valve 14 of a first outlet 4-2, pushing all impurities larger than the seeds into an impurity box 7 through a first stirring paddle 6-1, and then closing a first motor 1-1;
after the seeds enter the second screening mechanism for a period of time, the threaded cover 12 is opened for observation, after the second screening mechanism has no impurities to be screened out, the air blower 8 and the valve 14 of the second outlet 4-3 are opened, all the seeds are pushed into the drainage barrel 13 through the second stirring paddle 6-2, the seeds fall through the plurality of drainage plates 9 in a dispersing manner, then under the action of the air blower 8, the impurities (such as seed husks and unsaturated seeds) with light weight and volume similar to the seeds are blown into the screening box 4 through the air inlet 4-4, and then the seeds fall into the inoculation groove 10 through the discharge port 13-1 of the drainage barrel 13, so that the whole screening process is completed.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other forms of embodiment without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. A seed screening device for agricultural production comprises a screening box (4) and a seed receiving groove (10), wherein a feed inlet of the screening box (4) is communicated with a feed hopper (4-1); the method is characterized in that: the screening device further comprises an impurity box (7), a threaded cover (12), a first screening mechanism, a second screening mechanism and a third screening mechanism, wherein the first screening mechanism is arranged at the upper end of the screening box (4), the first screening mechanism is matched with a first outlet (4-2), the first outlet (4-2) is communicated with the impurity box (7), and the impurity box (7) is fixedly inserted into the screening box (4); a second screening mechanism is arranged in the middle of the screening box (4), the second screening mechanism is matched with a second outlet (4-3), the second outlet (4-3) is communicated with a third screening mechanism, the third screening mechanism is matched with the inoculation groove (10) and is communicated with the screening box (4), and a third outlet (4-5) is arranged at the bottom of the screening box (4) and is blocked through a threaded cover (12); the first outlet (4-2) and the second outlet (4-3) are respectively sealed by corresponding valves (14).
2. The seed screening apparatus for agricultural production according to claim 1, wherein: the second screening mechanism comprises a second motor (1-2), a second rotating shaft (3-2), a second filter screen (5-2) and a second stirring paddle (6-2), wherein the second motor (1-2) is vertically arranged, an output shaft and the second rotating shaft (3-2) are fixedly connected in a coaxial mode, the lower end of the second rotating shaft (3-2) penetrates through a top plate of the screening box (4) in a clearance mode and is arranged in the screening box (4), the outer side of the second rotating shaft (3-2) is fixedly provided with the second stirring paddle (6-2) and a bottom end of the second stirring paddle (6-2) and is rotatably connected with the middle of the second filter screen (5-2), and the second filter screen (5-2) is horizontally arranged and is fixedly connected with the outer side wall of the inner side wall of.
3. The seed screening apparatus for agricultural production according to claim 2, wherein: first screening mechanism includes motor (1-1), driving gear (2-1), driven gear (2-2), pivot (3-1), filter screen (5-1) and stirring rake (6-1), motor (1-1) is vertical to be set up and output shaft and driving gear (2-1) coaxial fixed connection, driving gear (2-1) and driven gear (2-2) meshing are connected, driven gear (2-2) and pivot (3-1) coaxial fixed connection, pivot (3-1) coaxial rotation suit is in the outside of pivot two (3-2), and pivot one (3-1) rotates with the roof of screening case (4) and is connected and the lower extreme setting is in the inside of screening case (4), and the outside of pivot one (3-1) is fixed with stirring rake (6-1) and bottom and filter screen (5-5) The middle part of the filtering box (1) is rotatably connected, the filtering net I (5-1) is horizontally arranged, and the outer side wall of the filtering net I is fixedly connected with the inner side wall of the filtering box (4).
4. The seed screening apparatus for agricultural production according to claim 3, wherein: the heights of the middle parts of the first filter screen (5-1) and the second filter screen (5-2) are higher than those of the edges.
5. The seed screening apparatus for agricultural production according to claim 1, wherein: the third screening mechanism comprises a blower (8), a drainage barrel (13) and a plurality of drainage plates (9); the feed inlet of drainage bucket (13) and second export (4-3) intercommunication setting, the upper end of drainage bucket (13) inner wall is fixed with a plurality of drainage boards (9), one side of drainage bucket (13) inner wall lower extreme is fixed with air-blower (8), the opposite side of drainage bucket (13) inner wall lower extreme and air intake (4-4) intercommunication setting of screening case (4), discharge gate (13-1) and the cooperation setting of inoculation groove (10) of drainage bucket (13).
6. The seed screening apparatus for agricultural production according to claim 5, wherein: the drainage plates (9) are arranged left and right alternately.
7. The seed screening apparatus for agricultural production according to claim 6, wherein: the plurality of drainage plates (9) are uniformly distributed along the height direction.
8. The seed screening apparatus for agricultural production according to claim 5, wherein: and the upper end of the air inlet (4-4) is provided with a guide plate (11).
9. The seed screening apparatus for agricultural production according to claim 1, wherein: both valves (14) are manual valves.
10. The seed screening apparatus for agricultural production according to claim 1, wherein: both valves (14) are electrically operated valves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921303410.8U CN210546361U (en) | 2019-08-09 | 2019-08-09 | Seed sieving mechanism for agricultural production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921303410.8U CN210546361U (en) | 2019-08-09 | 2019-08-09 | Seed sieving mechanism for agricultural production |
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| Publication Number | Publication Date |
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| CN210546361U true CN210546361U (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921303410.8U Active CN210546361U (en) | 2019-08-09 | 2019-08-09 | Seed sieving mechanism for agricultural production |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111699816A (en) * | 2020-05-20 | 2020-09-25 | 石河子大学 | Cyperus esculentus separating and cleaning device and Cyperus esculentus harvester comprising same |
| CN111906012A (en) * | 2020-07-06 | 2020-11-10 | 黄嘉亿 | Seed sieving mechanism |
-
2019
- 2019-08-09 CN CN201921303410.8U patent/CN210546361U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111699816A (en) * | 2020-05-20 | 2020-09-25 | 石河子大学 | Cyperus esculentus separating and cleaning device and Cyperus esculentus harvester comprising same |
| CN111906012A (en) * | 2020-07-06 | 2020-11-10 | 黄嘉亿 | Seed sieving mechanism |
| CN111906012B (en) * | 2020-07-06 | 2022-08-19 | 临泉县双军农业机械有限公司 | Seed sieving mechanism |
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