CN105493715A - Seed discharging device and seeding device - Google Patents
Seed discharging device and seeding device Download PDFInfo
- Publication number
- CN105493715A CN105493715A CN201610008453.8A CN201610008453A CN105493715A CN 105493715 A CN105493715 A CN 105493715A CN 201610008453 A CN201610008453 A CN 201610008453A CN 105493715 A CN105493715 A CN 105493715A
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- CN
- China
- Prior art keywords
- seed
- seeding
- seeding unit
- box
- seed plate
- Prior art date
- 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.)
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Classifications
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- 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
Abstract
The invention discloses a seed discharging device and a seeding device. The seed discharging device is used for double-line-in-one-ridge seeding and comprises a shell. A rotatable seed discharging disc is arranged inside the shell and divides the interior of the shell into an air sucking chamber and a seed chamber. A seed inlet is formed in the top of the shell. A seed separating unit is arranged at the bottom of the shell and comprises a seed separating box right opposite to a seed discharging opening, a fixed shaft transversely penetrates through the seed separating box, the interior of the seed separating box is divided into a left cavity and a right cavity with the middle longitudinal face of the seed separating box as the reference, the fixed shaft is sleeved with a shaft sleeve capable of rotating around the fixed shaft, and a baffle capable of shielding an inlet in the upper end of any cavity is fixedly installed on the shaft sleeve. The end of a shifting finger can abut against the outer side of the seed discharging disc, and the shifting finger is driven by the seed discharging disc to push the baffle to rotate. The seed discharging device is installed at the bottom of the seeding device. According to the seed discharging device and the seeding device, seeds are separated through the seed separating unit, and double-line-in-one-ridge accurate seeding can be achieved.
Description
Technical field
The invention belongs to agricultural machinery sowing field, particularly relate to the seeding unit of a kind of single ridge duplicate rows air-sucking type.
Background technology
At present, high-quality, highly efficient and productive, develop cereal crops sustainably and produce and accelerate its industrialization paces, guaranteeing that grain security supplies is the long-term grand strategy decision-making of China.The important cereal crops of China have paddy rice, wheat, cotton, corn etc., and these cereal crops are all applicable to carrying out bunch planting, and the production requirement of bunch planting cereal crops is embarked on journey cavitation plantation, and different planting area, different cultivars, line-spacing, cave are apart from all there is very big-difference.Wherein every cave seed grain number is very large on field effective seedling quantity impact, and then affects cereal crops output.Every seed number per of different cereal crops kind requires it is also different.Accurate control every cave seed amount can realize economizing on kind, reduces cereal crops production cost.
Chinese invention patent CN2679987Y, disclose a kind of air-sucking type single or double strip universal seeding apparatus, this structure utilizes to pick outer round that round in being fixedly mounted with picks kind of cutter by kind of cutter jointed shaft and eccentric shaft and pick kind of a cutter and be arranged in seeding unit shell, and match with the inside and outside round on seed tray: induction chamber tail end and round mating part in seed tray are longer than and seed tray round mating part outward; Pants type is led kind of a hole and is configured in below induction chamber outer end; Blast eccentric shaft external end head is fixedly mounted with release air port cover plate regulates pointer handle, and this handle coordinates with the pointer scale dish on seeding unit shell.
Above-mentioned seeding unit of the prior art, it can solve the seeding problem of a ridge duplicate rows, but scraped at seed and fallen into and led the process in kind of hole to pants type, easily cause multiple drop simultaneously or can not enter accurately lead in kind of hole to corresponding, the sowing of duplicate rows can not accurately be realized.
Summary of the invention
In order to solve the problem, the invention provides a kind of seeding unit and a kind of seeder, seed is separated by point kind of a unit by this invention, can realize the Precise sowing of a ridge duplicate rows.
In order to achieve the above object, the technical solution used in the present invention is:
A kind of seeding unit, for the sowing of a ridge duplicate rows, comprise housing, enclosure interior is provided with rotating seed plate, enclosure interior is separated to form induction chamber and seed chamber by seed plate, the top of housing is provided with seed inlet, the bottom of housing is provided with sowing port, the bottom of sowing port is provided with point kind of a unit, kind of unit is divided to comprise just to point kind of a box for sowing port, kind of box inside is divided to cross fixed axis, inner being as the criterion with the middle longitudinal surface of point kind of box of kind of box is divided to be divided into two chambers in left and right, fixed axis is arranged with the axle sleeve that can rotate around fixed axis, axle sleeve is installed with the baffle plate that can block end entrance on arbitrary chamber, axle sleeve is also provided with reversal means, the end of reversal means can be against the outside of seed plate, reversal means promotes flapper under the drive of seed plate, when flapper to baffle plate shelters from end entrance on one of them chamber, seed falls into another chamber.
As further optimization of the present invention, seed plate comprises the multiple dish teeth be distributed on seed plate excircle, the seed plate between adjacent disc tooth is provided with the feed outlet of two adsorbable seeds; The junction of baffle plate and axle sleeve is provided with opening, and axle sleeve is provided with torsion spring, and torsion spring is located on axle sleeve through opening sleeve; The end of reversal means can be against and turn on the dish tooth of bottommost seed plate, and one end of torsion spring is against in reversal means, and the other end is against on point kind of box inwall.
As further optimization of the present invention, in acute angle between reversal means and baffle plate.
As further optimization of the present invention, seeding unit also comprises the seeding unit being arranged on point kind of unit bottom, and seeding unit comprises the seeding head corresponding to cavity bottom, and is integrally connected to the discharging tube bottom seeding head.
As further optimization of the present invention, seeding head is set to the cone easily guiding seeds fall; Two discharging tubes shift to install.
As further optimization of the present invention, the bottom of seed plate be provided with seed can be scraped from feed outlet scrape kind of a tongue.
As further optimization of the present invention, the side of seed plate is provided with the sprocket wheel that seed plate can be driven to rotate.
As further optimization of the present invention, the arranged outside of point kind of box has the connector be connected with housing.
A kind of seeder, it is characterized in that, the bottom of seeder is provided with above-mentioned seeding unit.
Compared with prior art, advantage of the present invention and good effect are:
1, the seeding unit in the present invention is provided with point kind of a unit, the seed struck off from seed plate can be made to be directed into accurately in corresponding discharging tube, realize the Precise sowing of ridge two row;
2, the discharging tube in the present invention shifts to install, and achieves the sowing of duplicate rows that ridge misplaces;
3, the seed plate in the present invention being provided with and a dish tooth that point kind of unit matches, when driving point kind of a unit to divide kind, without the need to additionally arranging other drive units, reducing the structure space of seeding unit.
4, when the seeder in the present invention is because installing the seeding unit with point kind of unit, it can realize double row sowing more accurately.
Accompanying drawing explanation
Fig. 1 is the front view that in the present invention, seeding unit removes a half-shells;
Fig. 2 is the end view of seeding unit in the present invention;
Fig. 3 is the structural representation of seed plate in Fig. 1;
Fig. 4 is the structural representation of point kind of unit in Fig. 1;
Fig. 5 is the end view of point kind of unit in Fig. 1;
Fig. 6 is the cutaway view of A-A in Fig. 5;
Fig. 7 is the partial schematic diagram of baffle plate in Fig. 4.
Above in each figure: 1, housing; 2, seed plate; 21, tooth is coiled; 22, feed outlet; 3, kind of a unit is divided; 31, kind of a box is divided; 32, connector; 33, fixed axis; 34, axle sleeve; 35, torsion spring; 36, reversal means; 37, baffle plate; 4, seeding unit; 41, seeding head; 42, discharging tube; 5, kind of a tongue is scraped; 6, sprocket wheel.
Embodiment
Below, by exemplary embodiment, the present invention is specifically described.But should be appreciated that element, structure and feature in an embodiment also can be attached in other embodiments valuably when not describing further.
In describing the invention, it should be noted that, " interior ", " outward " of seeding unit, " on ", D score, the orientation of the instruction such as "front", "rear" " top " " bottom " or position relationship be for based on the position relationship shown in accompanying drawing 1, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.
See Fig. 1, Fig. 2, Fig. 4 and Fig. 7, as shown in the figure, seeding unit of the present invention, for the sowing of a ridge duplicate rows, comprise housing 1, housing 1 inside is provided with rotating seed plate 2, inner for housing 1 longitudinal subdivision is formed induction chamber and seed chamber by seed plate 2, the top of housing 1 is provided with seed inlet, the bottom of housing 1 is provided with sowing port, the bottom of sowing port is provided with point kind of a unit 3, kind of unit 3 is divided to comprise just to point kind of a box 31 for sowing port, divide the upper bottom surface of kind of box 31 to be opening to arrange, kind of box 31 inside is divided to cross fixed axis 33, divide kind of box 31 inside with longitudinal surface in the middle part of point kind of box for benchmark is divided into two chambers in left and right, fixed axis 33 is arranged with the axle sleeve 34 that can rotate around fixed axis 33, axle sleeve 34 is installed with the baffle plate 37 that can block arbitrary chamber upper end open, axle sleeve 34 is also installed with reversal means 36, reversal means 36 can be against the lateral surface of seed plate, reversal means 36 promotes baffle plate 37 and rotates under the drive of seed plate 2, when baffle plate 37 turns to the chamber sheltering from one of them, seed falls into another chamber, so just can realize the separation of duplicate rows seed, make sowing more accurate.
See Fig. 3-Fig. 6.As shown in figures 3 to 6, seed plate 2 comprises the multiple dish teeth 21 be distributed on seed plate 2 excircle, the seed plate 2 between adjacent disc tooth is provided with the feed outlet 22 of two adsorbable seeds; Baffle plate 37 is provided with opening with the junction of axle sleeve 34, axle sleeve 34 is provided with torsion spring 35, torsion spring 35 is located on axle sleeve 34 through opening sleeve, in acute angle between reversal means 36 and baffle plate 37, the angle Selection of this acute angle depends on the length of reversal means, and when acute angle, the length of reversal means can meet without the need to long the upper end open place driving flapper to chamber, and when acute angle, the dynamics of the fluctuation dish tooth that reversal means is born is optimum, herein preferably 30
o-60
oeffect herein in acute angle is, when reversal means is against on dish tooth, baffle plate can move at left side or right lateral position, and when baffle plate continues mobile, baffle plate disengaging dish tooth, because having certain distance between the dish tooth and the upper end open of chamber of seed plate bottommost, can realize the variation of displacement by reversal means; Without under driving condition, the end of reversal means 36 is against and turns on the dish tooth 21 of bottommost seed plate, and baffle plate is now in right lateral position or left lateral position, in the present embodiment, be in left chamber place with baffle plate, one end of torsion spring 35 is against in reversal means 36, and the other end is against on point kind of box 31 inwall.
See Fig. 5, it is the end view of in Fig. 1 point of kind of unit.As shown in Figure 5, seeding unit also comprises the seeding unit 4 be arranged on point bottom kind of unit 3, and seeding unit 4 comprises the seeding 41 corresponding to left and right cavity bottom, and is integrally connected to the discharging tube 42 bottom seeding 41.Seeding 41 is set to the hollow cone easily guiding seeds fall; Two discharging tubes 42 shift to install, like this by regulating the distance between discharging tube, i.e. and the interval of two row seeds on adjustable ridge.
By above structure, seeding unit is when seeding, seed from seed inlet by entering the seed chamber of enclosure interior, induction chamber air-breathing, make to form pressure reduction between induction chamber and seed chamber, seed is adsorbed on the feed outlet of seed plate from seed chamber under differential pressure action, and with seed plate running to sowing port place, bottom, the reversal means in kind of unit is divided to be against on the dish tooth of seed plate, seed plate rotates and promotes reversal means motion, baffle plate moves simultaneously, torsion spring is compressed, when baffle plate moves to right chamber top, when sheltering from right chamber, opening state is in seeding unit, seed falls into seeding unit from left chamber and discharges, along with seed plate is rotated further, dish tooth and reversal means depart from, and under the effect of torsion spring, baffle plate is returned to left chamber top, shelters from left chamber, and seed falls into seeding unit from right chamber and discharges, alternate cycles realizes double row sowing.
In addition, the bottom of seed plate 2 be provided with seed can be scraped from feed outlet scrape kind of tongue 5, under seed plate, go to sowing port place, under the effect of scraping kind of tongue, seed can be scraped.
In the present invention, as shown in Figure 2, the side of seed plate 2 is provided with the sprocket wheel 6 that seed plate 2 can be driven to rotate.
Be connected on housing in order to kind of a unit will be divided, divide the outside of kind of box 31 to be symmetrically arranged with the connector 32 be connected with housing 1, connector 32 is bolted at housing with on point kind of box, like this, when not needing point kind of unit, will divide kind unit disassembling or replacing by demounting bolt.
In addition, present invention also offers a kind of seeder, the bottom of this seeder is provided with above-mentioned seeding unit.
By seeding unit of the present invention and seeder, seed is at point kind of the unit through seeding unit, and during seed demand sowing skidding upper left to ridge, baffle plate moves to right lateral position and blocks right chamber mouth, so just during sowing seed, can realize Precise sowing.
The above; it is only preferred embodiment of the present invention; it is not restriction the present invention being made to other form; the Equivalent embodiments that any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as equivalent variations is applied to other field; but everyly do not depart from technical solution of the present invention content; according to any simple modification, equivalent variations and remodeling that technical spirit of the present invention is done above embodiment, still belong to the protection domain of technical solution of the present invention.
Claims (9)
1. a seeding unit, for the sowing of a ridge duplicate rows, comprise housing (1), the inside of housing (1) is provided with rotating seed plate (2), top is provided with seed inlet, bottom is provided with sowing port, it is characterized in that: the bottom of sowing port is provided with point kind of a unit (3), kind of unit (3) is divided to comprise just to point kind of a box (31) for sowing port, kind of box (31) inside is divided to cross fixed axis (33), inner being as the criterion with the middle longitudinal surface of point kind of box of kind of box (31) is divided to be divided into two chambers in left and right, fixed axis (33) is arranged with the axle sleeve (34) that can rotate around fixed axis (33), axle sleeve (34) is installed with the baffle plate (37) that can block end entrance on arbitrary chamber, axle sleeve (34) is also provided with reversal means (36), the end of reversal means (36) can be against the outside of seed plate (2), reversal means (36) promotes baffle plate (37) and rotates under the drive of seed plate (2), baffle plate (37) turn to shelter from one of them chamber on end entrance time, seed falls into another chamber.
2. seeding unit according to claim 1, is characterized in that: seed plate (2) comprises the multiple dish teeth (21) be distributed on seed plate (2) excircle, the seed plate between adjacent disc tooth is provided with the feed outlet (22) of two adsorbable seeds; Baffle plate (37) is provided with opening with the junction of axle sleeve (34), and axle sleeve (34) is provided with torsion spring (35), torsion spring (35) is located on axle sleeve (34) through opening sleeve; The end of reversal means (36) is against and turns on the dish tooth (21) of bottommost seed plate, and one end of torsion spring (35) is against in reversal means (36), and the other end is against on point kind of box (31) inwall.
3. seeding unit according to claim 1, is characterized in that: in acute angle between reversal means (36) and baffle plate (37).
4. the seeding unit according to any one of claim 1-3, it is characterized in that: seeding unit also comprises the seeding unit (4) be arranged on bottom point kind of unit (3), seeding unit (4) comprises the seeding head (41) corresponding to cavity bottom, and is integrally connected to the discharging tube (42) of seeding head (41) bottom.
5. seeding unit according to claim 4, is characterized in that: seeding head (41) is set to the cone easily guiding seeds fall; Two discharging tubes (42) shift to install.
6. seeding unit according to claim 2, is characterized in that: the bottom of seed plate (2) be provided with seed can be scraped from feed outlet scrape kind of a tongue (5).
7. seeding unit according to claim 1, is characterized in that: the side of seed plate (2) is provided with the sprocket wheel (6) that seed plate (2) can be driven to rotate.
8. seeding unit according to claim 1, is characterized in that: the arranged outside of point kind of box (31) has the connector (32) be connected with housing (1).
9. a seeder, is characterized in that, the bottom of seeder is provided with seeding unit according to claim 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610008453.8A CN105493715B (en) | 2016-01-08 | 2016-01-08 | A kind of feed mechanism for seed and a kind of seeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610008453.8A CN105493715B (en) | 2016-01-08 | 2016-01-08 | A kind of feed mechanism for seed and a kind of seeder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105493715A true CN105493715A (en) | 2016-04-20 |
| CN105493715B CN105493715B (en) | 2017-06-23 |
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ID=55702337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610008453.8A Active CN105493715B (en) | 2016-01-08 | 2016-01-08 | A kind of feed mechanism for seed and a kind of seeder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105493715B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108811639A (en) * | 2018-07-19 | 2018-11-16 | 广西民族大学 | A kind of pre-cut kind open type transverse direction sugarcane seeder |
| CN109247101A (en) * | 2017-07-14 | 2019-01-22 | 四川农业大学 | A kind of adjustable seeder of plate aspirated-air type |
| CN112840796A (en) * | 2021-01-21 | 2021-05-28 | 农业农村部南京农业机械化研究所 | Furrow opener capable of realizing N-type seed distribution and seed distribution method |
| CN112930789A (en) * | 2021-03-26 | 2021-06-11 | 山东理工大学 | Air-suction type precision seed sowing device for single-disc double-side seed sowing |
| CN115152372A (en) * | 2022-09-02 | 2022-10-11 | 中国农业大学 | Rotary suction-assisting type double-row precision seed sowing device |
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| JPH057411A (en) * | 1991-07-02 | 1993-01-19 | Kubota Corp | Powder-scattering apparatus for agricultural use |
| JP2001320925A (en) * | 2000-05-15 | 2001-11-20 | Iseki & Co Ltd | Application device for granule applicator |
| CN103650715A (en) * | 2012-09-06 | 2014-03-26 | 农业部南京农业机械化研究所 | Seed-metering device |
| CN204090509U (en) * | 2014-07-31 | 2015-01-14 | 上海市上海农场 | Multifunctional precision seeding apparatus structure |
| JP2015181442A (en) * | 2014-03-25 | 2015-10-22 | 国立研究開発法人農業・食品産業技術総合研究機構 | Seed crop planting device and plover spot sower |
-
2016
- 2016-01-08 CN CN201610008453.8A patent/CN105493715B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH057411A (en) * | 1991-07-02 | 1993-01-19 | Kubota Corp | Powder-scattering apparatus for agricultural use |
| JP2001320925A (en) * | 2000-05-15 | 2001-11-20 | Iseki & Co Ltd | Application device for granule applicator |
| CN103650715A (en) * | 2012-09-06 | 2014-03-26 | 农业部南京农业机械化研究所 | Seed-metering device |
| JP2015181442A (en) * | 2014-03-25 | 2015-10-22 | 国立研究開発法人農業・食品産業技術総合研究機構 | Seed crop planting device and plover spot sower |
| CN204090509U (en) * | 2014-07-31 | 2015-01-14 | 上海市上海农场 | Multifunctional precision seeding apparatus structure |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109247101A (en) * | 2017-07-14 | 2019-01-22 | 四川农业大学 | A kind of adjustable seeder of plate aspirated-air type |
| CN109247101B (en) * | 2017-07-14 | 2023-11-24 | 四川农业大学 | Adjustable disseminator of picture peg air-aspiration type |
| CN108811639A (en) * | 2018-07-19 | 2018-11-16 | 广西民族大学 | A kind of pre-cut kind open type transverse direction sugarcane seeder |
| CN112840796A (en) * | 2021-01-21 | 2021-05-28 | 农业农村部南京农业机械化研究所 | Furrow opener capable of realizing N-type seed distribution and seed distribution method |
| CN112930789A (en) * | 2021-03-26 | 2021-06-11 | 山东理工大学 | Air-suction type precision seed sowing device for single-disc double-side seed sowing |
| CN112930789B (en) * | 2021-03-26 | 2022-06-14 | 山东理工大学 | Air-suction type precision seed sowing device for single-disc double-side seed sowing |
| CN115152372A (en) * | 2022-09-02 | 2022-10-11 | 中国农业大学 | Rotary suction-assisting type double-row precision seed sowing device |
| CN115152372B (en) * | 2022-09-02 | 2022-11-08 | 中国农业大学 | Rotary suction-assisting type double-row precision seed sowing device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105493715B (en) | 2017-06-23 |
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