CN219356835U - Composite efficient rice seed selection equipment - Google Patents
Composite efficient rice seed selection equipment Download PDFInfo
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- CN219356835U CN219356835U CN202320415269.0U CN202320415269U CN219356835U CN 219356835 U CN219356835 U CN 219356835U CN 202320415269 U CN202320415269 U CN 202320415269U CN 219356835 U CN219356835 U CN 219356835U
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- screening
- filter screen
- screening unit
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/14—Measures for saving energy, e.g. in green houses
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Abstract
The utility model discloses composite high-efficiency rice seed selection equipment, which belongs to the field of rice seed selection, and comprises a lower frame, wherein a composite discharging unit is arranged on the lower frame, a composite screening unit is rotatably connected to the upper side of the lower frame, a driving piece connected with the composite screening unit is also arranged on the lower frame, the composite screening unit comprises a primary screening unit, a secondary screening unit and a tertiary screening unit which are sequentially arranged from inside to outside, the primary screening unit and the secondary screening unit respectively comprise a centrifugal screening piece and an upward-moving conveying piece which are sequentially arranged from inside to outside, the tertiary screening unit comprises a centrifugal screening piece and a tail end storage piece, the rice seed selection equipment can realize layer-by-layer screening of rice by utilizing centrifugal force, and the contact strength and the contact range of the rice and a screen are enhanced, and meanwhile, the composite screening unit has higher screening effect and screening efficiency.
Description
Technical Field
The utility model relates to the field of rice seed selection, in particular to composite high-efficiency rice seed selection equipment.
Background
After the rice is harvested, the seeds need to be reserved for planting in the next season, impurities in the rice need to be screened during seed selection, and the rice is classified according to the plumpness of the rice, so that multistage screening is realized;
for example, the Chinese patent with the publication number of CN211802370U discloses a rice impurity removal and seed selection device, which combines a winnowing method with a screening method through being provided with a blower and a secondary screen, improves screening efficiency, and utilizes a throwing structure to rotate so as to lift rice and match with the blower for winnowing impurity removal more thoroughly;
the rice seeds that accomplish in its screening in-process screening can accomplish the ejection of compact automatically, and the efficiency of ejection of compact has great influence to its screening efficiency, consequently, in order to keep better screening efficiency, need keep faster ejection of compact efficiency, but lead to the rice seed to move speed on the filter screen very fast from this, after the rice seed removal speed promotes, the effort between its and the filter screen can reduce, reduces the contact dynamics of rice and screen cloth, leads to it can not have higher screening effect and screening efficiency simultaneously from this.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems existing in the prior art, the utility model aims to provide a compound type efficient rice seed selection device which can realize the layer-by-layer screening of rice by utilizing centrifugal force, strengthen the contact strength and the contact range of the rice and a screen, and simultaneously has higher screening effect and screening efficiency.
2. Technical proposal
In order to solve the problems, the utility model adopts the following technical scheme.
The composite efficient rice seed selecting device comprises a lower frame, wherein a composite discharging unit is arranged on the lower frame, a composite screening unit is rotatably connected to the upper side of the composite discharging unit on the lower frame, and a driving piece connected with the composite screening unit is further arranged on the lower frame;
the composite screening unit comprises a primary screening unit, a secondary screening unit and a tertiary screening unit which are sequentially arranged from inside to outside, wherein the primary screening unit and the secondary screening unit both comprise centrifugal screening pieces and upward-moving conveying pieces which are sequentially arranged from inside to outside, and the tertiary screening unit comprises centrifugal screening pieces and terminal storage pieces.
Further, the primary screening unit comprises a central cylinder which is positioned at the middle position of the upper side of the composite discharging unit and is fixedly connected with the driving piece, the outer side of the central cylinder is fixedly connected with a first spiral sheet, the outer side of the first spiral sheet is fixedly connected with a third annular filter screen, and a first spiral screening channel is formed between the third annular filter screen and the central cylinder through the first spiral sheet;
the outside fixedly connected with second flight of third annular filter screen, the spiral direction of second flight and first flight is opposite setting, the outside fixedly connected with third annular plate of second flight, form first spiral conveying channel through the second flight between third annular plate and the third annular filter screen, set up the discharge gate that is located second flight upper portion on the third annular plate.
Further, the secondary screening unit comprises a first spiral sheet fixedly connected to the outer side of the third annular plate, a second annular filter screen is fixedly connected to the outer side of the first spiral sheet of the secondary screening unit, and a second spiral screening channel is formed between the second annular filter screen and the third annular plate through the first spiral sheet;
the outside fixedly connected with second flight of second annular filter screen, second flight and the first flight spiral direction of second level screening unit are opposite setting, the second flight outside fixedly connected with second annular plate of second level screening unit, form the second spiral conveying passageway through the second flight between second annular plate and the second annular filter screen, set up the discharge gate that is located second flight upper portion on the second annular plate.
Further, the three-stage screening unit comprises a first spiral sheet fixedly connected to the outer side of the second annular plate, a first annular filter screen is fixedly connected to the outer side of the first spiral sheet of the three-stage screening unit, and a third spiral screening channel is formed between the first annular filter screen and the second annular plate through the first spiral sheet;
the upper side fixedly connected with upper plate of first annular filter screen, second annular plate, second annular filter screen, third annular plate and third annular filter screen, the marginal position fixedly connected with of upper plate is located the first annular plate in the outside of first annular filter screen, form the terminal chamber of storing between first annular plate and the first annular filter screen.
Further, the upper side of the central cylinder is fixedly connected with a conical cap, and the upper side of the upper plate is fixedly connected with a guide bucket opposite to the third annular filter screen.
Further, the compound screening unit is including the fourth that fixed connection just set gradually from inside to outside in lower part frame upside concentrate out hopper, third concentrate out hopper, second concentrate out hopper and first concentrate out hopper, fourth concentrate out hopper, third concentrate out hopper, second concentrate out hopper and first concentrate out hopper respectively with first screw conveyer channel, second screw conveyer channel, third screw conveyer channel and terminal bin be linked together, just fourth concentrate out hopper, third concentrate out hopper, second concentrate out hopper and the first equal fixedly connected with discharging piece of lower extreme of concentrating out hopper.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages that:
(1) This scheme is through setting up several annular screen cloth that from inside to outside successive layer set up, can utilize centrifugal force to sieve the rice, and under the effect of centrifugal force, can make rice and annular screen cloth fully contact, increase its contact strength, promote its screening effect and screening efficiency, and through the setting of first flight and second flight, can prolong the contact range of rice and annular screen cloth, promote annular screen cloth to the effective screening duration of rice, further promotion screening effect.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the present utility model in a cut-away configuration;
FIG. 3 is a schematic view of a partially cut-away structure of the present utility model;
fig. 4 is a schematic structural view of the composite discharging unit of the present utility model.
The reference numerals in the figures illustrate:
1. a lower frame; 2. a first annular plate; 3. a first annular filter screen; 4. a second annular plate; 5. a second annular filter screen; 6. a third annular plate; 7. a third annular filter screen; 8. a central cylinder; 9. a conical cap; 10. a guide hopper; 11. a first flight; 12. a second flight; 13. a first centralized discharge hopper; 14. a second centralized discharge hopper; 15. a third centralized discharge hopper; 16. a fourth centralized discharging hopper; 17. a driving member; 18. a discharging piece; 19. a discharge port; 20. and (5) an upper plate.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.
Examples:
referring to fig. 1-4, a composite efficient rice seed selecting device comprises a lower frame 1, wherein a composite discharging unit is arranged on the lower frame 1 and used for discharging various rice respectively, a composite screening unit is rotatably connected to the upper side of the lower frame 1 and positioned on the composite discharging unit and used for screening the rice into various rice according to the outer diameter of the rice, and a driving piece 17 connected with the composite screening unit is further arranged on the lower frame 1 and used for driving the composite screening unit to perform centrifugal rotation and providing centrifugal power for the composite screening unit.
1-3, the composite screening unit comprises a primary screening unit, a secondary screening unit and a tertiary screening unit which are sequentially arranged from inside to outside, wherein the primary screening unit and the secondary screening unit comprise centrifugal screening pieces and upward-moving conveying pieces which are sequentially arranged from inside to outside, and the tertiary screening unit comprises centrifugal screening pieces and terminal storage pieces;
at this time, the centrifugal screening piece through the first-stage screening unit drives the rice to move from the top down, and carry out first-stage centrifugal screening on the rice in the moving process, the rice which does not pass through screening enters into the inside of the composite screening unit, then the upward-moving conveying piece through the first-stage screening unit conveys the rice after first-stage screening to the upper part of the centrifugal screening piece of the second-stage screening unit, the centrifugal screening piece through the second-stage screening unit drives the rice to move from the top down, and the rice which does not pass through screening enters into the inside of the composite screening unit in the moving process, then the upward-moving conveying piece through the second-stage screening unit conveys the rice after second-stage screening to the upper part of the centrifugal screening piece of the third-stage screening unit, the centrifugal screening piece through the third-stage screening unit drives the rice to move from the top down, and the rice which does not pass through screening enters into the inside of the composite screening unit, and the rice after the third-stage screening enters into the inside of the terminal storage piece.
1-3, specific configurations of the primary screening unit, the secondary screening unit, and the tertiary screening unit are disclosed in detail herein;
the first-stage screening unit comprises a central cylinder 8 which is positioned at the middle position of the upper side of the composite discharging unit and is fixedly connected with a driving piece 17, a first spiral sheet 11 is fixedly connected to the outer side of the central cylinder 8, a third annular filter screen 7 is fixedly connected to the outer side of the first spiral sheet 11, a first spiral screening channel is formed between the third annular filter screen 7 and the central cylinder 8 through the first spiral sheet 11, rice is driven to move from top to bottom in the first spiral screening channel when the central cylinder 8 rotates, and the rice is subjected to first-stage filtration through a filter hole on the side wall of the third annular filter screen 7 in the moving process, and the rice which does not pass through screening enters the composite screening unit;
here, in order to facilitate the raw material entering the inside of the third annular filter screen 7 to more conveniently enter the inside of the first spiral sieving passage, the upper side of the central cylinder 8 is fixedly connected with a conical cap 9.
The outside fixedly connected with second flight 12 of third annular filter screen 7, the spiral direction of second flight 12 and first flight 11 is opposite setting, the outside fixedly connected with third annular plate 6 of second flight 12, form first spiral conveying path through second flight 12 between third annular plate 6 and the third annular filter screen 7, when first flight 11 and second flight 12 carry out the syntropy and rotate, can drive the rice and upwards move in first spiral conveying path inside, offer the discharge gate 19 that is located second flight 12 upper portion on the third annular plate 6, when the inside rice of first spiral conveying path removes the upside, can remove to second level screening unit inside through discharge gate 19.
The second-stage screening unit comprises a first spiral sheet 11 fixedly connected to the outer side of the third annular plate 6, a second annular filter screen 5 is fixedly connected to the outer side of the first spiral sheet 11 of the second-stage screening unit, a second spiral screening channel is formed between the second annular filter screen 5 and the third annular plate 6 through the first spiral sheet 11, when the second spiral sheet 12 of the second-stage screening unit rotates, rice is driven to move from top to bottom in the second spiral screening channel, and in the moving process, the rice is subjected to secondary filtration through filter holes on the side wall of the second annular filter screen 5, and the rice which does not pass through screening enters the composite screening unit;
the outside fixedly connected with second flight 12 of second annular filter screen 5, second flight 12 and first flight 11 spiral direction of second level screening unit are opposite setting, second flight 12 outside fixedly connected with second annular plate 4 of second level screening unit, form second spiral delivery channel through second flight 12 between second annular plate 4 and the second annular filter screen 5, when first flight 11 and second flight 12 carry out the syntropy and rotate, can drive the rice and upwards move in second spiral delivery channel inside, offer the discharge gate 19 that is located second flight 12 upper portion on the second annular plate 4, when the inside rice of second spiral delivery channel moves to the upside, can move to tertiary screening unit inside through discharge gate 19.
The three-stage screening unit comprises a first spiral sheet 11 fixedly connected to the outer side of a second annular plate 4, a first annular filter screen 3 is fixedly connected to the outer side of the first spiral sheet 11 of the three-stage screening unit, a third spiral screening channel is formed between the first annular filter screen 3 and the second annular plate 4 through the first spiral sheet 11, when the second spiral sheet 12 of the three-stage screening unit rotates, rice is driven to move from top to bottom in the third spiral screening channel, three-stage filtration is carried out on the rice in the moving process through filter holes on the side wall of the first annular filter screen 3, and the rice which does not pass through screening enters the composite screening unit;
different from the rest screening units, the upper sides of the first annular filter screen 3, the second annular filter screen 4, the second annular filter screen 5, the third annular filter screen 6 and the third annular filter screen 7 are fixedly connected with an upper plate 20, the edge position of the upper plate 20 is fixedly connected with a first annular plate 2 positioned outside the first annular filter screen 3, a tail end storage cavity is formed between the first annular plate 2 and the first annular filter screen 3, and rice screened by the first annular filter screen 3 can enter the inside of the tail end storage cavity.
Meanwhile, in order to facilitate rice to enter the third annular filter screen 7, a guide hopper 10 opposite to the third annular filter screen 7 is fixedly connected to the upper side of the upper plate 20, and the rice is guided through the guide hopper 10. The third annular filter screen 7, the second annular filter screen 5 and the first annular filter screen 3 are provided with filter holes in the order from large to small.
Referring to fig. 2-4, the composite screening unit includes a fourth centralized discharge hopper 16, a third centralized discharge hopper 15, a second centralized discharge hopper 14 and a first centralized discharge hopper 13 which are fixedly connected to the upper side of the lower frame 1 and sequentially arranged from inside to outside, wherein the fourth centralized discharge hopper 16, the third centralized discharge hopper 15, the second centralized discharge hopper 14 and the first centralized discharge hopper 13 are respectively communicated with the first spiral conveying channel, the second spiral conveying channel, the third spiral conveying channel and the end storage cavity, when the raw materials are discharged through the lower end opening, the raw materials automatically enter the opposite discharge hoppers, and the lower ends of the fourth centralized discharge hopper 16, the third centralized discharge hopper 15, the second centralized discharge hopper 14 and the first centralized discharge hopper 13 are fixedly connected with discharge pieces 18, so that the corresponding discharge hoppers can be discharged through the corresponding discharge pieces 18.
When in use: the driving part 17 is started to drive the composite screening unit to work, the centrifugal screening part of the primary screening unit drives the rice to move from top to bottom, the rice is subjected to primary centrifugal screening in the moving process, the rice which does not pass through screening enters the composite screening unit, the upward-moving conveying part of the primary screening unit conveys the rice after primary screening to the upper part of the centrifugal screening part of the secondary screening unit, the centrifugal screening part of the secondary screening unit drives the rice to move from top to bottom, the rice which does not pass through screening enters the composite screening unit in the moving process, the upward-moving conveying part of the secondary screening unit conveys the rice after secondary screening to the upper part of the centrifugal screening part of the tertiary screening unit, the centrifugal screening part of the tertiary screening unit drives the rice to move from top to bottom, the rice which does not pass through screening enters the composite screening unit, and the rice after tertiary screening enters the inside of the terminal storage part;
to sum up, this technical scheme can utilize centrifugal force to screen the rice through setting up several annular screen cloth that from inside to outside successive layer set up, and under the effect of centrifugal force, can make rice and annular screen cloth fully contact, increases its contact force, promotes its screening effect and screening efficiency, and through the setting of first flight 11 and second flight 12, can prolong the contact range of rice and annular screen cloth, promotes annular screen cloth and sieves long to the effective of rice, further promotion screening effect.
The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.
Claims (6)
1. The utility model provides a compound high-efficient rice seed selection equipment, includes lower part frame (1), its characterized in that: the composite screening device is characterized in that a composite discharging unit is arranged on the lower frame (1), a composite screening unit is rotatably connected to the upper side of the composite discharging unit on the lower frame (1), and a driving piece (17) connected with the composite screening unit is further arranged on the lower frame (1);
the composite screening unit comprises a primary screening unit, a secondary screening unit and a tertiary screening unit which are sequentially arranged from inside to outside, wherein the primary screening unit and the secondary screening unit both comprise centrifugal screening pieces and upward-moving conveying pieces which are sequentially arranged from inside to outside, and the tertiary screening unit comprises centrifugal screening pieces and terminal storage pieces.
2. The composite efficient rice seed selection device according to claim 1, wherein: the primary screening unit comprises a central cylinder (8) which is positioned at the middle position of the upper side of the composite discharging unit and is fixedly connected with a driving piece (17), a first spiral sheet (11) is fixedly connected to the outer side of the central cylinder (8), a third annular filter screen (7) is fixedly connected to the outer side of the first spiral sheet (11), and a first spiral screening channel is formed between the third annular filter screen (7) and the central cylinder (8) through the first spiral sheet (11);
the outside fixedly connected with second flight (12) of third annular filter screen (7), the spiral direction of second flight (12) and first flight (11) is opposite setting, the outside fixedly connected with third annular plate (6) of second flight (12), form first spiral conveying channel through second flight (12) between third annular plate (6) and the third annular filter screen (7), offer discharge gate (19) that are located second flight (12) upper portion on the third annular plate (6).
3. The efficient composite rice seed selection device as claimed in claim 2, wherein: the secondary screening unit comprises a first spiral sheet (11) fixedly connected to the outer side of the third annular plate (6), a second annular filter screen (5) is fixedly connected to the outer side of the first spiral sheet (11) of the secondary screening unit, and a second spiral screening channel is formed between the second annular filter screen (5) and the third annular plate (6) through the first spiral sheet (11);
the outside fixedly connected with second flight (12) of second annular filter screen (5), second flight (12) and first flight (11) spiral direction of second level screening unit are opposite setting, second annular plate (4) are fixedly connected with in second flight (12) outside of second level screening unit, form second spiral conveying channel through second flight (12) between second annular plate (4) and second annular filter screen (5), offer discharge gate (19) that are located second flight (12) upper portion on the second annular plate (4).
4. A composite efficient rice seed selection device according to claim 3, characterized in that: the three-stage screening unit comprises a first spiral sheet (11) fixedly connected to the outer side of a second annular plate (4), a first annular filter screen (3) is fixedly connected to the outer side of the first spiral sheet (11) of the three-stage screening unit, and a third spiral screening channel is formed between the first annular filter screen (3) and the second annular plate (4) through the first spiral sheet (11);
the novel annular filter comprises a first annular filter screen (3), a second annular filter screen (4), a second annular filter screen (5), a third annular filter screen (6) and an upper plate (20) fixedly connected to the upper side of the third annular filter screen (7), wherein the first annular filter screen (2) located on the outer side of the first annular filter screen (3) is fixedly connected to the edge position of the upper plate (20), and a tail end storage cavity is formed between the first annular filter screen (3) and the first annular filter screen (2).
5. The efficient composite rice seed selection device as claimed in claim 4, wherein: the upper side of the central cylinder (8) is fixedly connected with a conical cap (9), and the upper side of the upper plate (20) is fixedly connected with a guide hopper (10) opposite to the third annular filter screen (7).
6. The efficient composite rice seed selection device as claimed in claim 4, wherein: the compound screening unit comprises a fourth concentrated discharging hopper (16), a third concentrated discharging hopper (15), a second concentrated discharging hopper (14) and a first concentrated discharging hopper (13) which are fixedly connected to the upper side of the lower frame (1) and sequentially arranged from inside to outside, wherein the fourth concentrated discharging hopper (16), the third concentrated discharging hopper (15), the second concentrated discharging hopper (14) and the first concentrated discharging hopper (13) are respectively communicated with a first spiral conveying channel, a second spiral conveying channel, a third spiral conveying channel and a tail end storage cavity, and the lower ends of the fourth concentrated discharging hopper (16), the third concentrated discharging hopper (15), the second concentrated discharging hopper (14) and the first concentrated discharging hopper (13) are fixedly connected with discharging pieces (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320415269.0U CN219356835U (en) | 2023-03-08 | 2023-03-08 | Composite efficient rice seed selection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320415269.0U CN219356835U (en) | 2023-03-08 | 2023-03-08 | Composite efficient rice seed selection equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219356835U true CN219356835U (en) | 2023-07-18 |
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ID=87142040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320415269.0U Active CN219356835U (en) | 2023-03-08 | 2023-03-08 | Composite efficient rice seed selection equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219356835U (en) |
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2023
- 2023-03-08 CN CN202320415269.0U patent/CN219356835U/en active Active
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