CN208258376U - A kind of feed mechanism for seed of air-aspiration type precision planter - Google Patents
A kind of feed mechanism for seed of air-aspiration type precision planter Download PDFInfo
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- CN208258376U CN208258376U CN201820887819.8U CN201820887819U CN208258376U CN 208258376 U CN208258376 U CN 208258376U CN 201820887819 U CN201820887819 U CN 201820887819U CN 208258376 U CN208258376 U CN 208258376U
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- seed
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- side wall
- discharge plate
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Abstract
The utility model discloses a kind of feed mechanism for seeds of air-aspiration type precision planter, including sowing chamber, seeds scraper, discharge plate and out kind of a channel, one end side wall of the sowing chamber is fixed with connecting plate by screw, one end side wall of connecting plate offers through-hole, and transmission shaft is inserted in through-hole, and one end key connection of transmission shaft has motor, motor is fixedly connected on the upper end of fixed plate by screw, the other end of transmission shaft is keyed in the inside of discharge plate, the inside of sowing chamber is arranged in discharge plate, sealing block and connecting rod can be pulled mobile to the upper end of seed chamber manually, make sealing block under the connection of connecting rod and spring, it is connected at the upper end opening of seed chamber, the upper end opening of seed chamber is carried out dust-proof, it avoids in seeding process, external impurity is entered into seed chamber, it is also ensured that blower is on absorbed seed to discharge plate , the indoor vacuum degree of seeding, guarantee to sowing when precision drilling, reduce replay rate.
Description
Technical field
The utility model relates to technical field of seeders more particularly to a kind of feed mechanism for seeds of air-aspiration type precision planter.
Background technique
The plantation of the fine grains seed crop such as rape, millet, sesame, radish, past broadcast sowing by manpower, not only uneven but also not
It is formed at ridge, it is difficult to realize normalized operation.The pneumatic seeder that existing seeder uses, although to a certain extent can be real
Now to the precision drilling of small-sized seed, but when because using seeder to sow, need to utilize blower to generate negative pressure in sowing chamber,
But because existing seed chamber upper end is open state, the state of negative pressure generation is affected, when also affecting to seed sowing
Essence measurement.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of air-aspiration type precision proposed
The feed mechanism for seed of seeder.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of feed mechanism for seed of air-aspiration type precision planter, including sowing chamber, seeds scraper, discharge plate and go out kind of a channel, it is described
One end side wall of sowing chamber is fixed with connecting plate by screw, and one end side wall of connecting plate offers through-hole, and is inserted in through-hole
Transmission shaft, and one end key connection of transmission shaft has motor, motor is fixedly connected on the upper end of connecting plate by screw, transmission shaft
The other end is keyed in the inside of discharge plate, and the inside of sowing chamber is arranged in discharge plate, and the upper end side wall of discharge plate passes through screw
It is connected with fixed plate, and the upper end of fixed plate has snapped connection fixed link by screw, the internal rotating of fixed link is connected with bullet
Spring, one end revotating card of spring are connected to connecting rod, and the threaded one end of connecting rod is connected to the upper end of sealing block, and sealing block activity connects
It connects in the inside of seed chamber.
Preferably, the outer wall thread of the transmission shaft is connected with fixed frame, and one end side wall fixing card of fixed frame connects
The inside of discharge plate.
Preferably, the discharge plate and one end side wall of fixed plate offer suction hole, and the aperture of suction hole is identical, and
On the same axis, the upper end of discharge plate is provided with block tooth at the center of suction hole, and suction hole is placed between two block teeth.
Preferably, the inner wall of the fixed link is all provided with fixture block, and one end of connecting rod on the two sides inner wall of connecting rod
It is extended in the cavity of fixed link by the gap between fixture block, the erect mast width of connecting rod is greater than between two fixture blocks
Gap width.
Preferably, one end side wall of the sowing chamber is fixedly connected with seed chamber by screw-nut, and seed chamber is upper
End offers feed inlet, and the internal activity of feed inlet is plugged with sealing block.
Preferably, the sowing chamber has been connected by screw to seeds scraper, and the bottom end of sowing chamber close to the inside of seed chamber
Side wall, which is provided with out, plants channel, and one end side wall for planting channel out is corresponded to each other with the discharge plate of upside.
The beneficial effects of the utility model are:
The utility model passes through sowing chamber, seeds scraper, transmission shaft, out kind of a channel, suction hole, discharge plate and seed chamber etc.
The setting of structure can pull sealing block manually, act on sealing block by the connection of connecting rod and the elastic telescopic of spring
Under, it pulls sealing block and connecting rod mobile to the upper end of seed chamber, makes sealing block under the connection of connecting rod and spring, be connected to
It is dust-proof to the upper end opening progress of seed chamber at the upper end opening of seed chamber, it avoids in seeding process, external impurity carries out
Enter into seed chamber, it is also ensured that on absorbed seed to discharge plate, the indoor vacuum degree of seeding guarantees to sowing blower
When precision drilling, reduce replay rate.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of air-aspiration type precision planter feed mechanism for seed schematic view of the front view；
Fig. 2 be the utility model proposes a kind of air-aspiration type precision planter feed mechanism for seed side structure schematic view；
Fig. 3 be the utility model proposes a kind of air-aspiration type precision planter feed mechanism for seed sowing chamber internal structure side view
Structural schematic diagram.
In figure: 1 sowing chamber, 2 seeds scrapers, 3 transmission shafts, 4 go out kind of a channel, 5 suction holes, 6 discharge plates, 7 fixed frames, 8 motors,
9 connecting plates, 10 fixed plates, 11 fixed links, 12 springs, 13 connecting rods, 14 sealing blocks, 15 seed chambers.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Embodiment 1: referring to Fig.1-3, one end side wall of a kind of feed mechanism for seed of air-aspiration type precision planter, sowing chamber 1 passes through
Screw is fixed with connecting plate 9, and one end side wall of connecting plate 9 offers through-hole, and transmission shaft 3 is inserted in through-hole, and transmission shaft 3
One end key connection has motor 8, and motor 8 is fixedly connected on the upper end of connecting plate 9, the other end key connection of transmission shaft 3 by screw
In the inside of discharge plate 6, the inside of sowing chamber 1 is arranged in discharge plate 6, and the outer wall thread of transmission shaft 3 is connected with fixed frame 7, and
One end side wall fixing card of fixed frame 7 connects in the inside of discharge plate 6, and the upper end of discharge plate 6 is provided with block tooth, and suction hole 5 is set
Between two block teeth, sowing chamber 1 has been connected by screw to seeds scraper 2, and the bottom of sowing chamber 1 close to the inside of seed chamber 15
End side wall is provided with out kind channel 4, and one end side wall for planting channel 4 out is corresponded to each other with upside discharge plate 6, discharge plate 6 and fixation
One end side wall of plate 10 offers suction hole 5, and the aperture of suction hole 5 is identical, and the center of suction hole 5 is on the same axis,
Suction hole 5 is connected with delivery pipe, and delivery pipe is connected on the blower in seeder, when starting with seeder and being sowed,
Blower is started, makes the inside of sowing chamber 1 by generating negative pressure after the blower operating of high speed, the motor 8 started after energization is being driven
Under the connection of axis 3, band dynamic metering plate 6 does circulation circular motion in sowing chamber 1, when discharge plate 6 rotates, in sowing chamber 1
The seed in seed chamber 15 is adsorbed under the action of negative pressure of vacuum, and is rotated together with discharge plate 6, when seed rotates out sowing chamber
1, when being moved to out kind 4 side position of channel, it is not subjected to negative pressure, at this time in gravity fall to ditch of the seed by itself, works as kind
Son passes through negative-pressure adsorption when on discharge plate 6 between two block teeth, the extra seed being attracted among block tooth, in seeding
During disk 6 rotates, by the promotion of seeds scraper 2, makes the seed of extra absorption between two block teeth, be scraped to seed
In room 15, guarantees precision drilling when to sowing, reduce replay rate.
Embodiment 2: referring to Fig.1-3, the upper end side wall of a kind of feed mechanism for seed of air-aspiration type precision planter, discharge plate 6 passes through
Screw is connected with fixed plate 10, and the upper end of fixed plate 10 has snapped connection fixed link 11, the inside of fixed link 11 by screw
Revotating card is connected to spring 12, and one end revotating card of spring 12 is connected to connecting rod 13, and the threaded one end of connecting rod 13 is connected to sealing
One end side wall of the upper end of block 14, sowing chamber 1 is fixedly connected with seed chamber 15 by screw-nut, and the upper end of seed chamber 15 is opened
Equipped with feed inlet, the internal activity of feed inlet is plugged with sealing block 14, and the inner wall of fixed link 11 is in the two sides of connecting rod 13
Fixture block is all provided on wall, and one end of connecting rod 13 is extended to by the gap between fixture block in the cavity of fixed link 11, connecting rod
13 erect mast width is greater than the gap width between two fixture blocks, before being sowed using the feed mechanism for seed in seeder,
It needs seed in seed injection room 15, to guarantee the adequacy of seed at seeding time by the open end of 15 upper end of seed chamber, when
After seed adds, sealing block 14 can be pulled manually, and sealing block 14 is made to pass through the connection of connecting rod 13 and the bullet of spring 12
Property telescopic action under, pull sealing block 14 and connecting rod 13 mobile to the upper end of seed chamber 15, make sealing block 14 in connecting rod 13
Under connection with spring 12, it is connected at the upper end opening of seed chamber 15, it is dust-proof to the upper end opening progress of seed chamber 15, it avoids
In seeding process, external impurity is entered into seed chamber 15, it is also ensured that blower is in absorbed seed to discharge plate 6
On, the vacuum degree in sowing chamber 1.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of feed mechanism for seed of air-aspiration type precision planter, including sowing chamber (1), seeds scraper (2), discharge plate (6) and go out kind logical
Road (4), which is characterized in that one end side wall of the sowing chamber (1) is fixed with connecting plate (9) by screw, and the one of connecting plate (9)
End side wall offers through-hole, and transmission shaft (3) are inserted in through-hole, and one end key connection of transmission shaft (3) has motor (8), motor
(8) it is connected by screw to one end side wall in connecting plate (9), the other end of transmission shaft (3) is keyed in the interior of discharge plate (6)
Portion, discharge plate (6) are arranged in the inside of sowing chamber (1), and the upper end side wall of discharge plate (6) has been connected by screw to fixed plate
(10), and the upper end of fixed plate (10) has been snapped connection fixed link (11) by screw, the internal rotating clamping of fixed link (11)
Have spring (12), one end revotating card of spring (12) is connected to connecting rod (13), and the threaded one end of connecting rod (13) is connected to sealing
The upper end of block (14), sealing block (14) are movably connected in the inside of seed chamber (15).
2. a kind of feed mechanism for seed of air-aspiration type precision planter according to claim 1, which is characterized in that the transmission shaft
(3) outer wall thread is connected with fixed frame (7), and one end side wall fixing card of fixed frame (7) connects in the inside of discharge plate (6).
3. a kind of feed mechanism for seed of air-aspiration type precision planter according to claim 1, which is characterized in that the discharge plate
(6) it being offered suction hole (5) with one end side wall of fixed plate (10), the aperture of suction hole (5) is identical, and suction hole (5)
On the same axis, the upper end of discharge plate (6) is provided with block tooth at center, and suction hole (5) is placed between two block teeth.
4. a kind of feed mechanism for seed of air-aspiration type precision planter according to claim 1, which is characterized in that the fixed link
(11) inner wall is all provided with fixture block on the two sides inner wall of connecting rod (13), and one end of connecting rod (13) passes through between fixture block
Gap extends in the cavity of fixed link (11), and the erect mast width of connecting rod (13) is greater than the relief width between two fixture blocks
Degree.
5. a kind of feed mechanism for seed of air-aspiration type precision planter according to claim 1, which is characterized in that the sowing chamber
(1) one end side wall is fixedly connected with seed chamber (15) by screw-nut, and the upper end of seed chamber (15) offers feed inlet,
The internal activity of feed inlet is plugged with sealing block (14).
6. a kind of feed mechanism for seed of air-aspiration type precision planter according to claim 1, which is characterized in that the sowing chamber
(1) inside close to seed chamber (15) has been connected by screw to seeds scraper (2), and the bottom end side wall of sowing chamber (1) is provided with out
Kind channel (4), one end side wall for planting channel (4) out are corresponded to each other with the discharge plate (6) of upside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820887819.8U CN208258376U (en) | 2018-06-08 | 2018-06-08 | A kind of feed mechanism for seed of air-aspiration type precision planter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820887819.8U CN208258376U (en) | 2018-06-08 | 2018-06-08 | A kind of feed mechanism for seed of air-aspiration type precision planter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208258376U true CN208258376U (en) | 2018-12-21 |
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ID=64688772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820887819.8U Active CN208258376U (en) | 2018-06-08 | 2018-06-08 | A kind of feed mechanism for seed of air-aspiration type precision planter |
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| CN (1) | CN208258376U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110558002A (en) * | 2019-08-28 | 2019-12-13 | 广东工业大学 | Rice seed ration discharge mechanism |
| CN110754177A (en) * | 2019-12-04 | 2020-02-07 | 东北农业大学 | Dust collection prevention device adapted to air suction type seed sowing device |
| CN114731809A (en) * | 2022-05-13 | 2022-07-12 | 华南农业大学 | Auxiliary seed supporting air-suction type vegetable precision seed sowing device |
-
2018
- 2018-06-08 CN CN201820887819.8U patent/CN208258376U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110558002A (en) * | 2019-08-28 | 2019-12-13 | 广东工业大学 | Rice seed ration discharge mechanism |
| CN110558002B (en) * | 2019-08-28 | 2024-01-05 | 广东工业大学 | Quantitative discharging mechanism for rice seeds |
| CN110754177A (en) * | 2019-12-04 | 2020-02-07 | 东北农业大学 | Dust collection prevention device adapted to air suction type seed sowing device |
| CN114731809A (en) * | 2022-05-13 | 2022-07-12 | 华南农业大学 | Auxiliary seed supporting air-suction type vegetable precision seed sowing device |
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