CN203801244U - Air-suction-type precision seed metering device - Google Patents
Air-suction-type precision seed metering device Download PDFInfo
- Publication number
- CN203801244U CN203801244U CN201420160979.4U CN201420160979U CN203801244U CN 203801244 U CN203801244 U CN 203801244U CN 201420160979 U CN201420160979 U CN 201420160979U CN 203801244 U CN203801244 U CN 203801244U
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- China
- Prior art keywords
- wheel
- seed
- scrape
- chamber
- scraping
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000007790 scraping Methods 0.000 claims abstract description 38
- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 238000003756 stirring Methods 0.000 claims abstract description 21
- 230000001105 regulatory effect Effects 0.000 claims description 33
- 238000010899 nucleation Methods 0.000 claims description 12
- 238000009331 sowing Methods 0.000 claims description 8
- 238000005299 abrasion Methods 0.000 abstract 3
- 230000000903 blocking effect Effects 0.000 abstract 1
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
Abstract
The utility model relates to an air-suction-type precision seed metering device, which belongs to the technical field of agricultural machinery. The precision seed metering device comprises a shell, a bearing, a seed metering shaft, a seed stirring wheel, a seed scraping mechanism, a seed metering disk, a suction chamber shell, a suction hole, an abrasion mark groove, a connecting bolt, a mounting hole, a seed storing chamber and a vacuum suction chamber, wherein the shell, the bearing, the seed stirring wheel and the seed metering disk are sequentially assembled on the seed metering shaft; the shell is connected with the suction chamber shell through the connecting bolt; the seed metering disk is provided with an abrasion mark groove structure; the suction hole and the mounting hole are formed in the seed metering disk; the seed metering device comprises the seed storing chamber and the vacuum suction chamber between which the seed metering disk is arranged; the vacuum suction chamber is externally connected with an air blower through a hose; the seed stirring wheel is mounted on the seed metering shaft on one side of the seed storing chamber; the seed scraping mechanism is mounted on the shell. According to the device provided by the utility model, the seed damage is effectively decreased and the problem of blocking is effectively solved; meanwhile, the abrasion degree of the seed metering disk is judged in time; the seed scraping mechanism is convenient to adjust. The device provided by the utility model has the advantages of simple structure, high reliability and high seed scraping performance.
Description
Technical field
The utility model relates to a kind of seeding unit, and particularly a kind of air-breathing precise seed sowing device being applied on sower, belongs to agricultural machinery technological field.
Background technology
Seeding quality depends on the transaction capabilities of sower, and precision seeder is the critical component of precision planter and the core component of realizing precise sowing technology.Air-suction seeding unit is due to the concern not needing advantage is more and more the subject to people such as seed cleaning classification, seed damage ratio be little.At present all kinds of air-suction seeding unit Gua Zhong mechanisms aspect of research and development mostly exists and scrapes kind of a poor effect (replay, leakage sowing rate higher), and seed plate serious wear and cannot finding in advance, has a strong impact on the service behaviour of seeding unit.How in Gua Zhong mechanism and seed plate structure, improve, realize good kind of the effect of scraping, and find in time the seed plate of serious wear, address these problems for the service behaviour that improves air-suction seeding unit most important.
Summary of the invention
The technical problems to be solved in the utility model is: the utility model proposes a kind of air-breathing precise seed sowing device, for solving the air-suction seeding unit of existing sower, exist seed plate wearing and tearing to find late and affect seeding operation quality, scrape the problem of kind of poor effect.
Technical solutions of the utility model are: a kind of air-breathing precise seed sowing device, comprises housing 1, bearing 2, feed shaft 3, stirs kind of a wheel 4, Gua Zhong mechanism 5, seed plate 6, suction-chamber's housing 7, sucker 8, wear mark groove 9, connecting bolt 14, installing hole 15, kinds of bank deposits chamber 16, vacuum suction-chamber 17, on described feed shaft 3, be equipped with successively housing 1, bearing 2, stir kind of wheel 4 and a seed plate 6, housing 1 is connected by connecting bolt 14 with suction-chamber's housing 7, seed plate 6 has wear mark groove 9 structures, seed plate 6 is provided with sucker 8, installing hole 15, seeding unit comprises kinds of bank deposits chamber 16, 17 two large divisions of vacuum suction-chamber, between kinds of bank deposits Shi16Yu vacuum suction-chamber 17, be provided with seed plate 6, vacuum suction-chamber 17 is by the external blower fan of flexible pipe, on the feed shaft 3 of kinds of bank deposits chamber 16 1 sides, be equipped with and stir kind of a wheel 4, stirring kind of wheel 4 is connected with the bracket 30 on feed shaft 3 by stirring kind of a wheel installing hole 31, seed plate 6 is connected with bracket 30 by installing hole 15, seed plate 6 is by installing hole 15 and stir kind of wheel 4 together with feed shaft 3 rotations, Gua Zhong mechanism 5 is contained on housing 1, Gua Zhong mechanism 5 comprises scrapes kind of a wheel 10 under one, on two, scrape kind of a wheel 11, scrape kind of support 12, scrape kind of a position regulating wheel 13, under scrape kind wheel 10 and be provided with down and scrape kind of the short pin 19 of wheel, under scrape kind a wheel mount pin 21, on two, scraping kind wheel 11 is provided with and scrapes kind of the short pin 18 of wheel, on scrape kind a wheel mount pin 20, scraping kind of support 12 is provided with and scrapes kind of a support installing hole I 22, scrape kind of a support installing hole II 23, scrape kind of a rack groove I 24, scrape kind of a rack groove II 25, scrape kind of a support mount pin 28, scraping kind of a position regulating wheel 13 is provided with and scrapes kind of a position regulating wheel groove I 26, scrape kind of a position regulating wheel groove II 27, scrape kind of a position regulating wheel installing hole 29, on described, scrape kind of the short pin 18 of wheel successively through scraping kind of rack groove I 24 and scraping kind of a position regulating wheel groove I 26, under scrape kind the short pin 19 of wheel successively through scraping kind of rack groove II 25 and scraping kind of a position regulating wheel groove II 27, on scrape kind a wheel mount pin 20 through scraping kind of a support installing hole I 22, under scrape kind a wheel mount pin 21 through scraping kind of a support installing hole II 23, scrape kind of support mount pin 28 through scraping kind of a position regulating wheel installing hole 29.
The course of work of the present utility model is: during blower fan (external) work, make vacuum suction-chamber 17 interior formation certain vacuum degree, vacuum suction-chamber 17 forms negative pressure, seed plate 6 both sides produce pressure differential, the interior seed in kinds of bank deposits chamber 16 relies on the inside and outside differential pressure of vacuum suction-chamber 17 to be attracted in sucker 8, and moving to Gua Zhong mechanism 5 regions together with seed plate 6, Gua Zhong mechanism 5 can wipe absorbed seed off.The seed plate 6 of absorbed seed is rotated further while leaving vacuum suction-chamber 17, owing to there not being vacuum, seed has lost the absorption affinity of blast to it, just rely on the effect of self gravitation and centrifugal force to drop in the grain conductor (external) external with housing 1 below, thereby enter kind of a ditch, complete seeding process.Seed plate 6 thickness generally less (≤3mm left and right), after wearing and tearing, the degree of wear is difficult for visually observing, and this time seed plate 6 has wear mark groove 9 structures (wear mark groove 9 degree of depth are different and different according to seed plate thickness), by opening housing 1, when find wear mark groove 9 degree of depth very little or without time, require more to renew seed plate 6.Improved Gua Zhong mechanism 5 can regulate according to different seeds that (kind of a position regulating wheel 13 is scraped in rotation, realize on two, scrape kind of wheel 11 with under one, scrape kind of a wheel 10 synchronize close or away from, this time three settings of scraping kind of wheel, increased the touch opportunity of scraping kind of wheel and seed, thereby guarantee that a sucker only adsorbs a seed), scrape kind of a better effects if, can realize the object of simple grain program request.
When kind of position regulating wheel 13 is scraped in rotation, scrape in kind of position regulating wheel 13 scrape kind of a position regulating wheel groove I 26, scrape kind of position regulating wheel groove II 27 can be respectively by matching, scrape kind of the short pin 18 of wheel, under scrape the short pin 19 of kind of wheel and drive and scrape kind of wheel 11 and lower seed wheel 10 synchronizing movings (simultaneously near or away from), thereby change, scrape kind of an intensity, this time improved Gua Zhong mechanism 5 has three and scrapes kind of a wheel, increased the frequency that contacts with seed, scraped kind respond well.
The beneficial effects of the utility model are: can effectively reduce wound kind and avoid occurring blockage problem, can judge in time the seed plate degree of wear, scraping kind of institutional adjustment convenient, having advantages of simple in structure, good reliability, to scrape kind of performance good simultaneously.
Accompanying drawing explanation
Fig. 1 is the utility model surface structure schematic diagram;
Fig. 2 is the utility model assembly structure decomposing schematic representation;
Fig. 3 is the utility model seed plate structural representation;
Fig. 4 is that assembly structure decomposing schematic representation is looked on the utility model Gua Zhong mechanism left side;
Fig. 5 is that assembly structure decomposing schematic representation is looked on the utility model Gua Zhong mechanism right side;
Fig. 6 is that the utility model is scraped kind of a theory structure schematic diagram.
Each label in Fig. 1-6: 1-housing, 2-bearing, 3-feed shaft, 4-stirs kind of a wheel, 5-Gua Zhong mechanism, 6-seed plate, 7-suction-chamber housing, 8-sucker, 9-wear mark groove, under 10-, scrape kind of a wheel, on 11-, scrape kind of a wheel, 12-scrapes kind of a support, 13-scrapes kind of a position regulating wheel, 14-connecting bolt, 15-installing hole, 16-kinds of bank deposits chamber, 17-vacuum suction-chamber, on 18-, scrape kind of the short pin of wheel, under 19-, scrape kind of the short pin of wheel, on 20-, scrape kind of a wheel mount pin, under 21-, scrape kind of a wheel mount pin, 22-scrapes kind of a support installing hole I, 23-scrapes kind of a support installing hole II, 24-scrapes kind of a rack groove I, 25-scrapes kind of a rack groove II, 26-scrapes kind of a position regulating wheel groove I, 27-scrapes kind of a position regulating wheel groove II, 28-scrapes kind of a support mount pin, 29-scrapes kind of a position regulating wheel installing hole, 30-bracket, 31-stirs kind of a wheel installing hole.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Embodiment 1: as shown in Fig. 1-6, an air-breathing precise seed sowing device, comprises housing 1, bearing 2, feed shaft 3, stirs kind of a wheel 4, Gua Zhong mechanism 5, seed plate 6, suction-chamber's housing 7, sucker 8, wear mark groove 9, connecting bolt 14, installing hole 15, kinds of bank deposits chamber 16, vacuum suction-chamber 17, on described feed shaft 3, be equipped with successively housing 1, bearing 2, stir kind of wheel 4 and a seed plate 6, housing 1 is connected by connecting bolt 14 with suction-chamber's housing 7, seed plate 6 has wear mark groove 9 structures, seed plate 6 is provided with sucker 8, installing hole 15, seeding unit comprises kinds of bank deposits chamber 16, 17 two large divisions of vacuum suction-chamber, between kinds of bank deposits Shi16Yu vacuum suction-chamber 17, be provided with seed plate 6, vacuum suction-chamber 17 is by the external blower fan of flexible pipe, on the feed shaft 3 of kinds of bank deposits chamber 16 1 sides, be equipped with and stir kind of a wheel 4, stirring kind of wheel 4 is connected with the bracket 30 on feed shaft 3 by stirring kind of a wheel installing hole 31, seed plate 6 is connected with bracket 30 by installing hole 15, Gua Zhong mechanism 5 is contained on housing 1, Gua Zhong mechanism 5 comprises scrapes kind of a wheel 10 under one, on two, scrape kind of a wheel 11, scrape kind of support 12, scrape kind of a position regulating wheel 13, under scrape kind wheel 10 and be provided with down and scrape kind of the short pin 19 of wheel, under scrape kind a wheel mount pin 21, on two, scraping kind wheel 11 is provided with and scrapes kind of the short pin 18 of wheel, on scrape kind a wheel mount pin 20, scraping kind of support 12 is provided with and scrapes kind of a support installing hole I 22, scrape kind of a support installing hole II 23, scrape kind of a rack groove I 24, scrape kind of a rack groove II 25, scrape kind of a support mount pin 28, scraping kind of a position regulating wheel 13 is provided with and scrapes kind of a position regulating wheel groove I 26, scrape kind of a position regulating wheel groove II 27, scrape kind of a position regulating wheel installing hole 29, on described, scrape kind of the short pin 18 of wheel successively through scraping kind of rack groove I 24 and scraping kind of a position regulating wheel groove I 26, under scrape kind the short pin 19 of wheel successively through scraping kind of rack groove II 25 and scraping kind of a position regulating wheel groove II 27, on scrape kind a wheel mount pin 20 through scraping kind of a support installing hole I 22, under scrape kind a wheel mount pin 21 through scraping kind of a support installing hole II 23, scrape kind of support mount pin 28 through scraping kind of a position regulating wheel installing hole 29.
By reference to the accompanying drawings specific embodiment of the utility model is explained in detail above, but the utility model is not limited to above-described embodiment, in the ken possessing those of ordinary skills, can also under the prerequisite that does not depart from the utility model aim, make various variations.
Claims (1)
1. an air-breathing precise seed sowing device, is characterized in that: comprise housing (1), bearing (2), feed shaft (3), stir kind of wheel (4), a Gua Zhong mechanism (5), seed plate (6), suction-chamber's housing (7), sucker (8), wear mark groove (9), connecting bolt (14), installing hole (15), kinds of bank deposits chamber (16), vacuum suction-chamber (17), on described feed shaft (3), be equipped with successively housing (1), bearing (2), stir kind of wheel (4) and a seed plate (6), housing (1) is connected by connecting bolt (14) with suction-chamber's housing (7), seed plate (6) has wear mark groove (9) structure, seed plate (6) is provided with sucker (8), installing hole (15), seeding unit comprises kinds of bank deposits chamber (16), the two large divisions of vacuum suction-chamber (17), between kinds of bank deposits chamber (16) and vacuum suction-chamber (17), be provided with seed plate (6), vacuum suction-chamber (17) is by the external blower fan of flexible pipe, on the feed shaft (3) of kinds of bank deposits chamber (16) one sides, be equipped with and stir kind of a wheel (4), stirring kind of wheel (4) is connected with the bracket (30) on feed shaft (3) by stirring kind of a wheel installing hole (31), seed plate (6) is connected with bracket (30) by installing hole (15), Gua Zhong mechanism (5) is contained on housing (1), Gua Zhong mechanism (5) comprises scrapes kind of a wheel (10) under one, on two, scrape kind of a wheel (11), scrape kind of a support (12), scrape kind of a position regulating wheel (13), under scrape kind wheel (10) and be provided with down and scrape kind of a wheel short pin (19), under scrape kind a wheel mount pin (21), on two, scraping kind wheel (11) is provided with and scrapes kind of a wheel short pin (18), on scrape kind a wheel mount pin (20), scraping kind of a support (12) is provided with and scrapes kind of a support installing hole I (22), scrape kind of a support installing hole II (23), scrape kind of a rack groove I (24), scrape kind of a rack groove II (25), scrape kind of a support mount pin (28), scraping kind of a position regulating wheel (13) is provided with and scrapes kind of a position regulating wheel groove I (26), scrape kind of a position regulating wheel groove II (27), scrape kind of a position regulating wheel installing hole (29), on described, scrape kind of the short pin of wheel (18) successively through scraping kind of rack groove I (24) and scraping kind of a position regulating wheel groove I (26), under scrape kind the short pin of wheel (19) successively through scraping kind of rack groove II (25) and scraping kind of a position regulating wheel groove II (27), on scrape kind a wheel mount pin (20) through scraping kind of a support installing hole I (22), under scrape kind a wheel mount pin (21) through scraping kind of a support installing hole II (23), scrape kind of support mount pin (28) through scraping kind of a position regulating wheel installing hole (29).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420160979.4U CN203801244U (en) | 2014-04-04 | 2014-04-04 | Air-suction-type precision seed metering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420160979.4U CN203801244U (en) | 2014-04-04 | 2014-04-04 | Air-suction-type precision seed metering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203801244U true CN203801244U (en) | 2014-09-03 |
Family
ID=51440069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420160979.4U Expired - Fee Related CN203801244U (en) | 2014-04-04 | 2014-04-04 | Air-suction-type precision seed metering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203801244U (en) |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104584741A (en) * | 2015-02-10 | 2015-05-06 | 王飞 | Vacuum seed picking and sowing device |
| CN106233892A (en) * | 2016-07-19 | 2016-12-21 | 朱强 | Air-suction seeding unit breaks pressure kind and mechanical forced seeding combined mechanism |
| CN108235844A (en) * | 2018-02-27 | 2018-07-03 | 乌兰浩特市顺源农牧机械制造有限公司 | A kind of air-suction seeding unit |
| CN109588088A (en) * | 2019-01-14 | 2019-04-09 | 黑龙江八农垦大学 | Aspiration type hole wheel combined type feed mechanism for seed and seed feeding method |
| US11483963B2 (en) | 2019-12-24 | 2022-11-01 | Cnh Industrial America Llc | Particle delivery system of an agricultural row unit |
| US11490558B2 (en) | 2019-12-24 | 2022-11-08 | Cnh Industrial America Llc | Particle delivery system of an agricultural row unit |
| US11516958B2 (en) | 2019-12-24 | 2022-12-06 | Cnh Industrial America Llc | Particle delivery system of an agricultural row unit |
| US11523555B2 (en) | 2019-12-24 | 2022-12-13 | Cnh Industrial America Llc | Particle delivery system of an agricultural row unit |
| US11523556B2 (en) | 2019-12-24 | 2022-12-13 | Cnh Industrial America Llc | Particle delivery system of an agricultural row unit |
| US11553639B2 (en) | 2019-12-24 | 2023-01-17 | Cnh Industrial America Llc | Particle delivery system of an agricultural row unit |
| US11553638B2 (en) | 2019-12-24 | 2023-01-17 | Cnh Industrial America Llc | Particle delivery system of an agricultural row unit |
| US11564344B2 (en) | 2019-12-24 | 2023-01-31 | Cnh Industrial America Llc | Particle delivery system of an agricultural row unit |
| US11564346B2 (en) | 2019-12-24 | 2023-01-31 | Cnh Industrial America Llc | Particle delivery system of an agricultural row unit |
| US11582899B2 (en) | 2019-12-24 | 2023-02-21 | Cnh Industrial America Llc | Particle delivery system of an agricultural row unit |
| US11589500B2 (en) | 2019-12-24 | 2023-02-28 | Cnh Industrial America Llc | Particle delivery system of an agricultural row unit |
| US11596095B2 (en) | 2019-12-24 | 2023-03-07 | Cnh Industrial America Llc | Particle delivery system of an agricultural row unit |
-
2014
- 2014-04-04 CN CN201420160979.4U patent/CN203801244U/en not_active Expired - Fee Related
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104584741A (en) * | 2015-02-10 | 2015-05-06 | 王飞 | Vacuum seed picking and sowing device |
| CN104584741B (en) * | 2015-02-10 | 2017-05-24 | 王飞 | Vacuum seed picking and sowing device |
| CN106233892A (en) * | 2016-07-19 | 2016-12-21 | 朱强 | Air-suction seeding unit breaks pressure kind and mechanical forced seeding combined mechanism |
| CN108235844A (en) * | 2018-02-27 | 2018-07-03 | 乌兰浩特市顺源农牧机械制造有限公司 | A kind of air-suction seeding unit |
| CN109588088A (en) * | 2019-01-14 | 2019-04-09 | 黑龙江八农垦大学 | Aspiration type hole wheel combined type feed mechanism for seed and seed feeding method |
| US11523555B2 (en) | 2019-12-24 | 2022-12-13 | Cnh Industrial America Llc | Particle delivery system of an agricultural row unit |
| US11490558B2 (en) | 2019-12-24 | 2022-11-08 | Cnh Industrial America Llc | Particle delivery system of an agricultural row unit |
| US11516958B2 (en) | 2019-12-24 | 2022-12-06 | Cnh Industrial America Llc | Particle delivery system of an agricultural row unit |
| US11483963B2 (en) | 2019-12-24 | 2022-11-01 | Cnh Industrial America Llc | Particle delivery system of an agricultural row unit |
| US11523556B2 (en) | 2019-12-24 | 2022-12-13 | Cnh Industrial America Llc | Particle delivery system of an agricultural row unit |
| US11553639B2 (en) | 2019-12-24 | 2023-01-17 | Cnh Industrial America Llc | Particle delivery system of an agricultural row unit |
| US11553638B2 (en) | 2019-12-24 | 2023-01-17 | Cnh Industrial America Llc | Particle delivery system of an agricultural row unit |
| US11564344B2 (en) | 2019-12-24 | 2023-01-31 | Cnh Industrial America Llc | Particle delivery system of an agricultural row unit |
| US11564346B2 (en) | 2019-12-24 | 2023-01-31 | Cnh Industrial America Llc | Particle delivery system of an agricultural row unit |
| US11582899B2 (en) | 2019-12-24 | 2023-02-21 | Cnh Industrial America Llc | Particle delivery system of an agricultural row unit |
| US11589500B2 (en) | 2019-12-24 | 2023-02-28 | Cnh Industrial America Llc | Particle delivery system of an agricultural row unit |
| US11596095B2 (en) | 2019-12-24 | 2023-03-07 | Cnh Industrial America Llc | Particle delivery system of an agricultural row unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140903 Termination date: 20150404 |
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| EXPY | Termination of patent right or utility model |