CN106954410B - Air suction type high-density precise hill planter - Google Patents
Air suction type high-density precise hill planter Download PDFInfo
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- CN106954410B CN106954410B CN201710216476.2A CN201710216476A CN106954410B CN 106954410 B CN106954410 B CN 106954410B CN 201710216476 A CN201710216476 A CN 201710216476A CN 106954410 B CN106954410 B CN 106954410B
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- seed
- cavity
- negative pressure
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- belt
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/002—Dibble seeders
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/20—Parts of seeders for conducting and depositing seed
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- Life Sciences & Earth Sciences (AREA)
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- Environmental Sciences (AREA)
- Sowing (AREA)
Abstract
The invention relates to an air suction type high-density precise hill planter which comprises two fixed disks (7), a movable disk (2) and a central shaft, wherein the fixed disk (7) and the movable disk (2) form a cavity, two seed taking disks (5) with seed suction holes (51) are arranged in the cavity to divide the cavity into a central negative pressure cavity (61), a left seed chamber (62) and a right seed chamber (63), the central shaft (3) is a hollow shaft with a negative pressure exhaust pipe and is provided with an air hole (31) which is communicated with the central negative pressure cavity (61), two seed discharging openings (22) are arranged on the movable disk (2) according to left and right directions, seed dispensing nozzles (1) are arranged on each seed discharging opening (22), and seed channels (13) which incline from outside to inside are arranged between the seed dispensing nozzles (1) and the seed discharging openings (22) of the movable disk (2). Compared with the prior art, the invention can be provided with more dibbling nozzles to realize high-density precise dibbling, and the mechanism structure is simpler and the working performance is greatly improved due to the adoption of the air suction type device.
Description
Technical Field
The invention belongs to the technical field of sowing machinery, and particularly relates to a high-density sowing machine hill planter for an air suction type wide waistband staggered duckbill.
Background
The dibbler or dibbler is one of the most important working devices in the planter, and the performance of the dibbler or dibbler directly influences the success or failure of the sowing work. Particularly, along with popularization and application of the precise agricultural technology, the sowing density and the plant-row spacing have higher and higher requirements. Current dibblers or dibblers generally employ mechanical or air suction means to pick up seeds.
The mechanical seed taking mechanism is complex, the occupied space is large, the seed is difficult to improve when the seeding density reaches a certain degree, and one of the biggest defects of the mechanical mechanism is that the failure rate is high, so that the seeding quality is affected. The air suction type structure is simpler, the seed taking precision is easy to control, and the dibbler has certain advantages, but the dibbler has the defect that the dibbler is difficult to cooperate with the duckbill on the periphery of the dibbler.
In order to better meet the sowing requirements of users, the sowing machine plays better effects and improves the working efficiency in sowing operation, and is convenient to operate and maintain, the wide waistband air suction type staggered duckbilled high-density planting hill planter with double-suction seed trays, double-molecular trays and a common air chamber is generated.
Disclosure of Invention
The invention aims to provide the air suction type high-density precise hill planter which is reliable in working performance and high in sowing precision.
The object of the invention is achieved by the following structure: comprises two fixed disks (7), a movable disk (2) between the two fixed disks (7) and a central shaft (3).
The fixed disk (7) comprises a disk body (71), a seed inlet (72) and a bearing seat (76) are arranged on the disk body (71), two semi-annular isolation belts, namely an inner isolation belt (75) and an outer isolation belt (74), are arranged on the inner side of the disk body (71), the two semi-annular isolation belts comprise arc-shaped belt bodies and openings, the openings of the two semi-annular isolation belts are mutually staggered, the opening of the inner isolation belt (75) downwards forms a seed taking area (56), the opening of the outer isolation belt (74) forwards (left) forms a seed feeding area (54), the lower parts of the inner isolation belt (75) and the outer isolation belt (74) form a seed chamber, and an arc-shaped channel (77) is formed between the inner isolation belt (75) and the outer isolation belt (74).
The movable tray (2) comprises a movable tray belt (21), the tray belt (21) is an annular belt-shaped body, two seed discharging openings (22) are arranged on the annular belt-shaped body left and right, each seed discharging opening (22) is provided with a seed metering mouth (1), each seed metering mouth (1) comprises a seed metering duckbill (11) and a pressing plate (12), the pressing plates (12) on the adjacent seed metering mouths (1) are alternately arranged on two sides of the seed metering duckbill (11), and a seed passage (13) which is inclined from outside to inside is arranged between the seed metering duckbill (11) and the seed discharging opening (22) of the movable tray (2).
The two fixed disks (7) and the movable disk (2) form a cavity, two seed taking disks (5) with seed sucking holes (51) are arranged in the cavity, the cavity is divided into a central negative pressure cavity (61), a left seed chamber (62) and a right seed chamber (63), the central shaft (3) is a hollow shaft with a negative pressure exhaust pipe, air holes (31) are formed in the pipe wall of the hollow shaft, and the air holes (31) are communicated with the central negative pressure cavity (61).
The seed sucking holes (51) of the seed taking disc (5) are arranged in an arc-shaped channel (77) formed by an inner isolation belt (75) and an outer isolation belt (74) on the fixed disc (7).
The seed taking disc (5) is provided with a guide plate (4) at the outer side, the guide plate (4) is provided with a guide groove (41) corresponding to the seed sucking hole (51) on the seed taking disc (5), and the guide groove (41) is connected with the seed discharging opening (22) on the movable disc (2).
Further, the center negative pressure chamber (61) is preferably provided with a center partition plate (64), and the center partition plate (64) partitions the center negative pressure chamber (61) into left and right chambers.
Still further, the invention can also be provided with at least one of an air-blocking plate (53), a seed brush (55) and a baffle plate (52): the air-tight plate (53) is a shielding plate at a seed feeding area (54) on a travelling line of a seed suction hole (51) at one side of a central negative pressure cavity (61) of the seed taking disc (5); the seed brush (55) is a brush or a scraping plate of a seed feeding area (54) at one side of the inner isolation belt (75) and the outer isolation belt (74); the seed blocking plate (52) is a separation plate between a seed feeding area (54) and a seed taking area (56) at the openings of the inner separation belt (75) and the outer separation belt (74).
Still further, a seed separating disc (42) is arranged between the guide groove (41) of the guide plate (4) and the seed discharging opening (22) on the movable disc (2), the seed separating disc (42) is a horn ring body with a small inner opening and a large outer opening, the ring body wall is provided with seed separating holes (43) corresponding to the guide groove (41) on the guide plate (4), and the positions of the seeds taken when entering the seed discharging opening (22) can be more accurate through the seed separating holes (43).
Still further, the inner isolation belt (75) and the outer isolation belt (74) are preferably connected end to end at the seed taking area (56) and the seed feeding area (54), so that the inner isolation belt (75) and the outer isolation belt (74) form a spiral line.
In operation, the tractor is suspended by the connecting seeder and runs forwards at a constant speed, the seeding machine fan generates negative pressure to enable the central negative pressure cavity (61) to generate negative pressure through the central shaft (3), the two seed taking discs (5) respectively take seeds from the left seed chamber (62) and the right seed chamber (63) and throw the seeds into the seed discharging opening (22) on the movable disc (2) through the guide groove (41), and then the seeds enter the seed ordering mouth (1) to realize seed ordering through the seed ordering mouth. Because the movable disc (2) is provided with two seed discharging openings (22) according to left and right directions, each seed discharging opening (22) is provided with a seed metering mouth (1), pressing plates (12) on adjacent seed metering mouths (1) are interactively arranged on two sides of the seed metering duckbill (11), seed metering channels (13) which incline from outside to inside are arranged between the seed metering duckbill (11) and the seed discharging openings (22) of the movable disc (2), more seed metering mouths (1) can be arranged on the movable disc (2) with the same diameter, high-density precise seed metering is realized, and due to the fact that air suction is adopted, the mechanism structure is simpler, the working performance is reliable, the seed metering duckbills (11) can be arranged in a straight line or in a left-right triangle in an interactive manner on the movable disc (2) according to requirements.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.
FIG. 2 is a schematic view of the cross-section of FIG. 1A-A.
Fig. 3 is an exploded perspective view of embodiment 1 of the present invention.
Fig. 4 is an exploded view of embodiment 1 and fig. 2.
Fig. 5 is a schematic view of the structure of the section of fig. 4C-C.
FIG. 6 is a schematic view of the cross-section of FIG. 4B-B.
Fig. 7 is a schematic structural diagram of embodiment 2 of the present invention.
Fig. 8 is a schematic structural diagram of embodiment 3 of the present invention.
In the figure: 1 is a seed metering nozzle, 11 is a seed metering duckbill, 12 is a pressing plate, 13 is a seed channel, 2 is a movable disc, 21 is a movable disc belt, 22 is a seed discharging port, 3 is a central shaft, 31 is an air hole, 4 is a guide plate, 41 is a guide groove, 42 is a seed separating disc, 5 is a seed taking disc, 51 is a seed sucking hole, 52 is a seed blocking plate, 53 is an air blocking plate, 54 is a seed throwing area, 55 is a seed brushing area, 56 is a seed taking area, 61 is a central negative pressure cavity, 62 is a left seed chamber, 63 is a right seed chamber, 64 is a central partition plate, 7 is a fixed disc, 71 is a fixed disc outer plate, 72 is a seed inlet, 73 is an observation window, 74 is an outer isolation belt, 75 is an inner isolation belt, 76 is a bearing seat, and 77 is an arc-shaped channel.
Detailed Description
Preferred embodiments of the present invention are described in detail below.
Example 1: referring to fig. 1 to 6, a schematic structural diagram of embodiment 1 of the present invention is shown. Comprises two fixed disks 7, a movable disk 2 and a central shaft 3 between the two fixed disks 7, wherein the fixed disks 7 comprise a disk body 71, a seed inlet 72 and a bearing seat 76 are arranged on the disk body 71, two semi-annular isolation belts, namely an inner isolation belt 75 and an outer isolation belt 74, are arranged on the inner side of the disk body 71, the two semi-annular isolation belts comprise arc-shaped belts and openings, the openings of the two semi-annular isolation belts are staggered with each other, the openings of the inner isolation belt 75 downwards form a seed taking area 56 (an area shown by a broken line in fig. 5), the opening of the outer isolation belt 74 forwards forms a seed feeding area 54 (an area shown by the broken line in fig. 5) on the left side, the lower parts of the inner isolation belt 75 and the outer isolation belt 74 form a seed chamber, an arc-shaped channel 77 is formed between the inner isolation belt 75 and the outer isolation belt 74, the movable disk 2 comprises a movable disk belt 21, the disk belt 21 is an annular belt-shaped body, two rows of seed discharging openings 22 are arranged on the annular belt-shaped body in parallel left and right, each seed discharging opening 22 is provided with a seed metering nozzle 1, each seed metering nozzle 1 comprises a seed metering duckbill 11 and a pressing plate 12, the pressing plates 12 on the adjacent seed metering duckbills 1 are alternately arranged on two sides of the seed metering duckbill 11, seed channels 13 inclining from outside to inside are arranged between the seed metering duckbills 11 and the seed discharging openings 22 of the movable disk 2, and the seed metering duckbills 11 can be arranged in a straight line or in a left-right triangle shape alternately according to requirements. The two fixed disks 7 and the movable disk 2 form a cavity, two seed taking disks 5 with seed sucking holes 51 are arranged in the cavity to divide the cavity into a central negative pressure cavity 61, a left seed chamber 62 and a right seed chamber 63, the central shaft 3 is a hollow shaft with a negative pressure exhaust pipe, the pipe wall of the hollow shaft is provided with an air hole 31, the air hole 31 is communicated with the central negative pressure cavity 61, a central partition plate 64 is arranged in the central negative pressure cavity 61, and the central partition plate 64 divides the central negative pressure cavity 61 into a left cavity and a right cavity. The seed sucking holes 51 of the seed taking disc 5 are arranged in an arc-shaped channel 77 formed by an inner isolation belt 75 and an outer isolation belt 74 on the fixed disc 7; the outer side of the seed taking disc 5 is provided with a guide plate 4, the guide plate 4 is provided with a guide groove 41 corresponding to the seed sucking hole 51 on the seed taking disc 5, and the guide groove 41 is connected with the seed discharging port 22 on the movable disc 2. A seed separating disc 42 is arranged between the guide groove 41 of the guide plate 4 and the seed discharging opening 22 on the movable disc 2, the seed separating disc 42 is a horn ring body with a small inner opening and a large outer opening, the ring body wall is provided with a seed separating hole 43 corresponding to the guide groove 41 on the guide plate 4, and the position of the picked seeds can be more accurate when the picked seeds enter the seed discharging opening 22 through the seed separating hole 43. The seed feeding area 54 on the advancing line of the seed suction hole 51 at one side of the negative pressure cavity 61 of the center of the seed taking disc 5 is provided with an air-tight plate 53, and the seed feeding area 54 at one side of the inner isolation belt 75 and the outer isolation belt 74 is also provided with a seed brush 55 and a seed baffle plate 52.
Example 2: referring to fig. 7, a schematic structural diagram of embodiment 2 of the present invention is shown, and compared with embodiment 1, the difference of this embodiment is that: the inner and outer isolation belts 75, 74 are connected end to end at the seed take-out region 56 (shown in phantom in fig. 7) and the seed feed region 54 (shown in phantom in fig. 7) such that the inner and outer isolation belts 75, 74 form a spiral isolation belt.
Example 3: referring to fig. 8, a schematic structural diagram of embodiment 3 of the present invention is shown, and compared with the previous embodiment, the difference of this embodiment is that: the two rows of seed discharging openings 22 on the tray belt 21 of the movable tray 2 are alternately arranged.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that variations and modifications could be made by those skilled in the art without departing from the inventive concept, which would fall within the scope of the present invention.
Claims (9)
1. The utility model provides a high-density accurate dibbler of air-aspiration type, its characterized in that contains two fixed disks (7), movable disk (2) and center pin (3) between two fixed disks (7), fixed disk (7) contain disk body (71), be equipped with kind inlet (72) and bearing frame (76) on disk body (71), the inboard of disk body (71) is equipped with two semi-annular median strips, i.e. interior median strip (75) and outer median strip (74), two semi-annular median strips all contain curved area body and opening, two semi-annular median strip openings are crisscross each other, and the opening of interior median strip (75) forms seed taking district (56) downwards, the opening of outer median strip (74) forms seed throwing district (54) forward, the lower part of interior median strip (75) and outer median strip (74) forms seed chamber, then forms an arc passageway (77) between interior median strip (75) and the outer median strip (74);
the movable disc (2) comprises a movable disc belt (21), the disc belt (21) is an annular belt-shaped body, two seed discharging openings (22) are arranged on the annular belt-shaped body left and right, the two seed discharging openings (22) are arranged in an interactive mode, each seed discharging opening (22) is provided with a seed metering mouth (1), the seed metering mouths (1) comprise seed metering duckbilled (11) and pressing plates (12), the pressing plates (12) on the adjacent seed metering mouths (1) are arranged on two sides of the seed metering duckbilled (11) in an interactive mode, and seed channels (13) which incline from outside to inside are arranged between the seed metering duckbilled (11) and the seed discharging openings (22) of the movable disc (2);
the two fixed disks (7) and the movable disk (2) form a cavity, two seed taking disks (5) with seed sucking holes (51) are arranged in the cavity to divide the cavity into a central negative pressure cavity (61), a left seed chamber (62) and a right seed chamber (63), the central shaft (3) is a hollow shaft with a negative pressure exhaust pipe, the pipe wall of the hollow shaft is provided with an air hole (31), and the air hole (31) is communicated with the central negative pressure cavity (61);
the seed sucking holes (51) of the seed taking disc (5) are arranged in an arc-shaped channel (77) formed by an inner isolation belt (75) and an outer isolation belt (74) on the fixed disc (7);
the seed taking disc (5) is provided with a guide plate (4) at the outer side, the guide plate (4) is provided with a guide groove (41) corresponding to the seed sucking hole (51) on the seed taking disc (5), and the guide groove (41) is connected with the seed discharging opening (22) on the movable disc (2).
2. The air suction type high-density precise hill planter according to claim 1, wherein a seed separating disc (42) is arranged between the guide groove (41) of the guide plate (4) and the seed discharging opening (22) on the movable disc (2), the seed separating disc (42) is a horn ring body with a small inner opening and a large outer opening, and the ring body wall is provided with seed separating holes (43) corresponding to the guide groove (41) on the guide plate (4).
3. The air-aspiration high-density precision hill planter according to claim 1 or 2, wherein the inner isolation belt (75) and the outer isolation belt (74) are connected end to end at the seed taking area (56) and the seed feeding area (54), so that the inner isolation belt (75) and the outer isolation belt (74) form a spiral line.
4. The air suction type high-density precise hill planter according to claim 1 or 2 is characterized in that at least one of an air-closing plate (53), a seed brush (55) and a seed baffle plate (52) is arranged, wherein the air-closing plate (53) is a shielding plate at a seed feeding area (54) on a travelling line of a seed suction hole (51) at one side of a negative pressure cavity (61) at the center of a seed taking disc (5); the seed brush (55) is a brush or a scraping plate of a seed feeding area (54) at one side of the inner isolation belt (75) and the outer isolation belt (74); the seed blocking plate (52) is a separation plate between a seed feeding area (54) and a seed taking area (56) at the openings of the inner separation belt (75) and the outer separation belt (74).
5. The air suction type high-density precise hill planter according to claim 3 is characterized in that at least one of an air-closing plate (53), a seed brush (55) and a seed baffle plate (52) is arranged, wherein the air-closing plate (53) is a shielding plate at a seed feeding area (54) on a travelling line of a seed suction hole (51) at one side of a central negative pressure cavity (61) of a seed taking disc (5); the seed brush (55) is a brush or a scraping plate of a seed feeding area (54) at one side of the inner isolation belt (75) and the outer isolation belt (74); the seed blocking plate (52) is a separation plate between a seed feeding area (54) and a seed taking area (56) at the openings of the inner separation belt (75) and the outer separation belt (74).
6. The suction type high-density precision hill planter according to claim 1 or 2, wherein a central partition plate (64) is arranged in the central negative pressure cavity (61), and the central partition plate (64) divides the central negative pressure cavity (61) into a left cavity and a right cavity.
7. The air suction type high-density precise hill planter according to claim 3, wherein a central partition plate (64) is arranged in the central negative pressure cavity (61), and the central partition plate (64) divides the central negative pressure cavity (61) into a left cavity and a right cavity.
8. The air suction type high-density precise hill planter according to claim 4, wherein a central partition plate (64) is arranged in the central negative pressure cavity (61), and the central partition plate (64) divides the central negative pressure cavity (61) into a left cavity and a right cavity.
9. The air suction type high-density precise hill planter according to claim 5, wherein a central partition plate (64) is arranged in the central negative pressure cavity (61), and the central partition plate (64) divides the central negative pressure cavity (61) into a left cavity and a right cavity.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610222418 | 2016-04-11 | ||
| CN2016102224186 | 2016-04-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106954410A CN106954410A (en) | 2017-07-18 |
| CN106954410B true CN106954410B (en) | 2023-09-05 |
Family
ID=59483908
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710216476.2A Active CN106954410B (en) | 2016-04-11 | 2017-04-05 | Air suction type high-density precise hill planter |
| CN201720351107.XU Expired - Fee Related CN206640980U (en) | 2016-04-11 | 2017-04-05 | Aspirated-air type high density precision drill |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720351107.XU Expired - Fee Related CN206640980U (en) | 2016-04-11 | 2017-04-05 | Aspirated-air type high density precision drill |
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| Country | Link |
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| CN (2) | CN106954410B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106954410B (en) * | 2016-04-11 | 2023-09-05 | 新疆科神农机装备工程研究中心（有限公司） | Air suction type high-density precise hill planter |
| CN111357441A (en) * | 2020-02-27 | 2020-07-03 | 山东省农业机械科学研究院 | Seed separating disc for hill-drop planter and hill-drop planter |
| CN111512751B (en) * | 2020-04-30 | 2023-05-09 | 山东省农业机械科学研究院 | Combined seed feeding device and air suction type seed feeding device |
| CN111869379B (en) * | 2020-08-07 | 2022-03-11 | 宗柱丞 | Garlic seeder |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0132207A2 (en) * | 1983-07-19 | 1985-01-23 | Marcel Chauvin | Seed spacing drill unit for special crops, e.g. (open space) horticultural crops, tree nurseries |
| FR2643212A1 (en) * | 1988-04-22 | 1990-08-24 | Ribouleau Ateliers | Distributor adjusting device for a seed spacing drill |
| CN2466874Y (en) * | 2001-02-07 | 2001-12-26 | 新疆兵团农机推广中心 | Hill planter with suction device |
| CN2824535Y (en) * | 2005-05-31 | 2006-10-11 | 陈立凡 | Adjustable air-suction precision seed-sowing disk |
| CN104541694A (en) * | 2015-01-20 | 2015-04-29 | 博尔塔拉蒙古自治州乐鑫农牧机械有限公司 | Tray precision fiddle sower |
| CN206640980U (en) * | 2016-04-11 | 2017-11-17 | 新疆科神农机装备工程研究中心（有限公司） | Aspirated-air type high density precision drill |
-
2017
- 2017-04-05 CN CN201710216476.2A patent/CN106954410B/en active Active
- 2017-04-05 CN CN201720351107.XU patent/CN206640980U/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0132207A2 (en) * | 1983-07-19 | 1985-01-23 | Marcel Chauvin | Seed spacing drill unit for special crops, e.g. (open space) horticultural crops, tree nurseries |
| FR2643212A1 (en) * | 1988-04-22 | 1990-08-24 | Ribouleau Ateliers | Distributor adjusting device for a seed spacing drill |
| CN2466874Y (en) * | 2001-02-07 | 2001-12-26 | 新疆兵团农机推广中心 | Hill planter with suction device |
| CN2824535Y (en) * | 2005-05-31 | 2006-10-11 | 陈立凡 | Adjustable air-suction precision seed-sowing disk |
| CN104541694A (en) * | 2015-01-20 | 2015-04-29 | 博尔塔拉蒙古自治州乐鑫农牧机械有限公司 | Tray precision fiddle sower |
| CN206640980U (en) * | 2016-04-11 | 2017-11-17 | 新疆科神农机装备工程研究中心（有限公司） | Aspirated-air type high density precision drill |
Also Published As
| Publication number | Publication date |
|---|---|
| CN206640980U (en) | 2017-11-17 |
| CN106954410A (en) | 2017-07-18 |
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