CN208317367U - Profiling ditching seeder - Google Patents
Profiling ditching seeder Download PDFInfo
- Publication number
- CN208317367U CN208317367U CN201821007560.XU CN201821007560U CN208317367U CN 208317367 U CN208317367 U CN 208317367U CN 201821007560 U CN201821007560 U CN 201821007560U CN 208317367 U CN208317367 U CN 208317367U
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- Prior art keywords
- profiling
- plough
- vertical plate
- seeding
- frame
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- 239000002689 soil Substances 0.000 claims abstract description 40
- 238000010899 nucleation Methods 0.000 claims abstract description 39
- 230000000694 effects Effects 0.000 abstract description 10
- 230000035784 germination Effects 0.000 abstract description 10
- 238000009331 sowing Methods 0.000 abstract description 9
- 230000009286 beneficial effect Effects 0.000 abstract description 5
- 239000003337 fertilizer Substances 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000012271 agricultural production Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 230000027455 binding Effects 0.000 description 1
- 238000009739 binding Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
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- Soil Working Implements (AREA)
- Sowing (AREA)
Abstract
The utility model discloses profiling ditching seeders, belong to technical field of agricultural machinery, front end of rack is provided with trench digging profiling frame, the upper end of plough is connect with trench digging profiling frame makes plough have lifting freedom degree, plough is both provided with wing plate at left and right sides of lower end, the front end of wing plate is in close contact and is fixedly connected with plough, rear end tilts outward, be formed as the Bulldozing mechanism being open towards rear, plough rear is provided with press wheel, and press wheel is connect with trench digging profiling frame to be made press wheel also and have lifting freedom degree；Feed mechanism includes the seeding profiling frame, the feed mechanism for seed connecting with seeding profiling frame, the earthing wheel that feed mechanism for seed rear is arranged in and connect with seeding profiling frame that rear end of rack is arranged in, and feed mechanism for seed and earthing wheel all have lifting freedom degree.Profiling effect is good, is conducive to germination, and seed sowing is also beneficial to germination in the preferable soil horizon of soil moisture content, the emergence rate of seed can be improved, increase yield.
Description
Technical field
The utility model belongs to technical field of agricultural machinery, is related to profiling ditching seeder.
Background technique
Seeder is essential a kind of mechanical equipment in agricultural production, the plough of existing seeder be typically all with
The rack of seeder is fixed together, and cannot be changed accordingly according to the variation of ground height, if ground is uneven,
The ditch then outputed is deep mixed, and the seed sowed is also deep mixed, will affect the emergence rate of seed, reduces yield, raw to agricultural
Production causes damages.And after ditching, dry ground layer above is directly fallen in the ditch held successfully, and seed is directly sowed in dry ground layer
Also it is unfavorable for germination, also will affect the emergence rate of seed.
Summary of the invention
The utility model in order to overcome the drawbacks of the prior art, devises profiling ditching seeder, plough and feed mechanism for seed
It can be changed accordingly according to the variation of ground height, profiling effect is good, so that trench digging and depth of planting uniformity,
Be conducive to germination, and seed sowing is also beneficial to germination, kind can be improved in the preferable soil horizon of soil moisture content
The emergence rate of son increases yield.
The specific technical solution that the utility model is taken is: profiling ditching seeder, including rack, setting are before rack
The plough and hitch frame at end, the feed mechanism that plough rear is set, it is important to: the front end of rack is provided with trench digging
Profiling frame, the upper end of plough is connect with trench digging profiling frame makes plough have lifting freedom degree, the left and right two of plough lower end
Side is both provided with wing plate, and the front end of wing plate is in close contact and is fixedly connected with plough, rear end tilts outward, is formed as being open
Towards the Bulldozing mechanism at rear, plough rear is provided with press wheel, and press wheel is connect with trench digging profiling frame has press wheel also
There is lifting freedom degree, feed mechanism is located at press wheel rear；Feed mechanism include the seeding profiling frame that rear end of rack is set, with
The feed mechanism for seed of seeding profiling frame connection, feed mechanism for seed rear is set and connect with seeding profiling frame earthing wheel, feed mechanism for seed with cover
Soil wheel all has lifting freedom degree.
The trench digging profiling frame include front vertical plate, back vertical plate and the upper connecting rod being hinged between front vertical plate and back vertical plate and
Four-bar mechanism is collectively formed in lower link, front vertical plate, back vertical plate, upper connecting rod and lower link, and front vertical plate is fixedly connected with rack, after
The rear end of vertical plate is fixed with the sleeve being vertically arranged, plough include the first furrowing blade, be fixedly connected with the first furrowing blade it is perpendicular
Bar, the upper end of vertical bar are inserted into sleeve and are fixedly connected with sleeve, and sleeve rear is fixed with connection frame, press wheel and connection frame
Formation is rotatably assorted, and seeding profiling frame is identical as trench digging profiling frame structure.
Screw hole is offered in the sleeve lateral wall, puller bolt is provided at screw hole, puller bolt is contacted with vertical bar to be made
Plough is locked with sleeve.
The rack is by front beam, rear cross beam and at least two edge left and right being connected between front beam and rear cross beam
The level frame that the stringer of direction arrangement is fixedly connected to form, front vertical plate are located in front of front beam, and opening court is set on front beam
Door shape connecting rod forwards, position corresponding with door shape connecting rod is opened up there are two the via hole being arranged above and below on front vertical plate,
The both ends of door shape connecting rod are fixedly connected after being each passed through a via hole with the locking nut being arranged in front of front vertical plate, locking screw
It is female to be in close contact with front vertical plate.
At least two shape connecting rods are set on the front beam, all door shape connecting rods are arranged in left-right direction
Column.
It is both provided with two locking nuts in front of each via hole of front vertical plate, screwing for two locking nuts is contrary
Be formed as Tang thread anti-loose structure.
The feed mechanism for seed includes the second furrowing blade, the seeding vertical tube being fixedly connected with the second furrowing blade, seeding vertical tube
Lower end is located at the second furrowing blade rear, and the upper end of seeding vertical tube is connect with seeding profiling frame.
The second furrowing blade rear is provided with soil shutting device, and the left and right sides of seeding vertical tube lower end is all fixed with positioning
Plate, soil shutting device are fixedly arranged at the front end with trunnion axis, and horizontal shaft bracket is located between two positioning plates and is formed with two positioning plates and rotated
Cooperation.
The beneficial effects of the utility model are: making plough and feed mechanism for seed all using trench digging profiling frame and seeding profiling frame
It can be changed accordingly according to the variation of ground height, profiling effect is good, and the trench depth outputed is consistent, while depth of planting
Also uniformity is conducive to germination, and can be pushed open dry ground layer above using wing plate, and it is preferable, suitable to expose soil moisture content
The soil horizon for closing sowing is also beneficial to germination, seed can be improved by seed sowing in the preferable soil horizon of soil moisture content
Emergence rate increases yield.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the top view of wing plate in Fig. 1.
Fig. 3 is the top view of soil shutting device in Fig. 1.
Fig. 4 is the structural schematic diagram of clean-up scraper in Fig. 1.
In attached drawing, 1 represents hitch frame, and 2 represent wing plate, and 3 represent press wheel, and 4 represent earthing wheel, and 5 represent front vertical plate, 6 generations
Table back vertical plate, 7 represent upper connecting rod, and 8 represent lower link, and 9 represent sleeve, and 10 represent the first furrowing blade, and 11 represent vertical bar, and 12 represent
Connection frame, 13 represent puller bolt, and 14 represent front beam, and 15 represent rear cross beam, and 16 represent stringer, and 17 represent door shape connecting rod,
18 represent locking nut, and 19 represent the second furrowing blade, and 20 represent seeding vertical tube, and 21 represent soil shutting device, and 22 represent positioning plate, 23 generations
Table attachment base, 24 represent clean-up scraper.
Specific embodiment
It elaborates in the following with reference to the drawings and specific embodiments to the utility model:
Specific embodiment, as shown in Figure 1, Figure 2, Figure 3 and Figure 4, profiling ditching seeder, including rack, setting are in rack
The plough and hitch frame 1 of front end, the feed mechanism that plough rear is arranged in, the front end of rack are provided with trench digging profiling
Frame, the upper end of plough is connect with trench digging profiling frame makes plough have lifting freedom degree, and the left and right sides of plough lower end is all
It is provided with wing plate 2, the front end of wing plate 2 is in close contact and is fixedly connected with plough, rear end tilts outward, is formed as the court that is open
Bulldozing mechanism rearward, plough rear are provided with press wheel 3, and press wheel 3 is connect with trench digging profiling frame has press wheel 3 also
There is lifting freedom degree, feed mechanism is located at 3 rear of press wheel；Feed mechanism include the seeding profiling frame that rear end of rack is set,
The feed mechanism for seed being connect with seeding profiling frame, the earthing wheel 4 that feed mechanism for seed rear is set and is connect with seeding profiling frame, feed mechanism for seed and
Earthing wheel 4 all has lifting freedom degree.
Using trench digging profiling frame plough is changed accordingly according to the variation of ground height, utilizes seeding
Profiling frame change feed mechanism for seed according to the variation of ground height can also accordingly, and profiling effect is good, the ditch depth outputed
Degree is consistent, while depth of planting also uniformity, is conducive to germination, and can be by dry ground layer above using wing plate 2
It pushes open, the soil horizon for exposing preferable, the suitable sowing of soil moisture content is also beneficial to plant by seed sowing in the preferable soil horizon of soil moisture content
Son germination, can be improved the emergence rate of seed, increase yield.Seed bed is compacted first with press wheel 3 after trench digging, after planting again
It using 4 suppression of soil of earthing wheel, is provided to be in close contact with the soil seed, convenient for seed absorbs moisture from soil and sends out
Bud.It is detachable connection between wing plate 2 and plough, such as is bolted, or is solid by bindings such as iron wire, ropes
Fixed, wing plate 2 is vertically arranged, and the height of the length L along the longitudinal direction of the angle α, wing plate 2 between two wing plates 2 and wing plate 2 is all
It can be adjusted correspondingly according to local soil moisture content and soil regime, dry ground layer above is pushed open as final purpose.
Because wing plate 2 all pushes dry ground layer above open, seed can be sowed in the preferable wet soil of soil moisture content,
Be conducive to germination.But 4 long-time of earthing wheel is walked on wet soil, surface is easy to be stained with wet soil, glues on earthing wheel 4
Attached wet soil will affect the flexibility of the walking of earthing wheel 4 too much, so in order to avoid adhering to too many wet soil on earthing wheel 4,
4 rear of earthing wheel is provided with scraper 24, and as shown in Figure 1 and Figure 4, the blade of 24 bottom of scraper is scraped towards 4 direction of earthing wheel
The length of native knife 24 in left-right direction is greater than the width of earthing wheel 4 in left-right direction, and one end forward fold of scraper 24 is formed
For interconnecting piece, it is fixed with attachment base 23 on seeding profiling frame, screw hole is offered on the lateral wall of attachment base 23, is provided at screw hole
Bolt, interconnecting piece and 23 grafting of attachment base are simultaneously locked by bolt and attachment base 23, in order to enable scraper 24 with connect
Connection between seat 23 is stronger reliable, and the quantity of bolt is at least two, and all bolts arrange along the longitudinal direction.Pass through
Elasticity bolt, the spacing between adjustable scraper 24 and earthing wheel 4, to obtain preferable scraping effect.In order to enable covering
Native effect is more preferable, and the width of earthing wheel 4 in left-right direction is more than or equal to the width of the width in left-right direction of press wheel 3 and the two
The ratio between be (1-1.5): 1, the diameter of earthing wheel 4 is greater than the diameter of press wheel 3.
Before including front vertical plate 5, back vertical plate 6 and be hinged on as profiling frame of to further improvement of the utility model, ditching
Upper connecting rod 7 and lower link 8 between vertical plate 5 and back vertical plate 6, front vertical plate 5, back vertical plate 6, upper connecting rod 7 and lower link 8 are collectively formed
Four-bar mechanism, front vertical plate 5 are fixedly connected with rack, and the rear end of back vertical plate 6 is fixed with the sleeve 9 being vertically arranged, plough packet
The vertical bar 11 for including the first furrowing blade 10, being fixedly connected with the first furrowing blade 10, the upper end of vertical bar 11 be inserted into sleeve 9 and with set
Cylinder 9 is fixedly connected, and 9 rear of sleeve is fixed with connection frame 12, and press wheel 3 is rotatably assorted with the formation of connection frame 12, seeding profiling frame
It is identical as trench digging profiling frame structure.Upper connecting rod 7 and lower link 8 are all hinged with front vertical plate 5, thus all with the rotation of up and down direction
Freedom degree, so that back vertical plate 6 has lifting freedom degree, so that plough be driven to go up and down, structure is simple, and profiling effect is good.
Screw hole is offered on 9 side wall of sleeve, puller bolt 13 is provided at screw hole, puller bolt 13 is contacted with vertical bar 11 to be made
Plough is locked with sleeve 9.It can be adjusted according to the needs the length that plough is located at 9 lower section of sleeve, meet differently condition
Use demand.It is detachable connection between plough and sleeve 9, can be dismounted with the plough of dismounting and change different model
It is convenient and efficient, it is time saving and energy saving, the scope of application of seeder can be expanded.
As to further improvement of the utility model, rack is by front beam 14, rear cross beam 15 and to be connected to front beam
The level frame that at least two between 14 and rear cross beam 15 stringers 16 arranged in left-right direction are fixedly connected to form, front vertical plate 5
Positioned at 14 front of front beam, it is set with door shape connecting rod 17 of the opening towards front on front beam 14, connects on front vertical plate 5 with door shape
The corresponding position of extension bar 17 is opened up there are two the via hole being arranged above and below, and the both ends of door shape connecting rod 17 are each passed through a via hole
It is fixedly connected afterwards with the locking nut 18 that 5 front of front vertical plate is arranged in, locking nut 18 and front vertical plate 5 are in close contact.Structure letter
Single, firm and reliable connection is convenient to disassembly, time saving and energy saving.Front beam 14, rear cross beam 15 and stringer 16 are all square tubes, materials
It is convenient, it is low in cost.Front vertical plate 5 and back vertical plate 6 are all channel steels, and the upper and lower ends of channel steel are all fixed with connecting shaft, upper connecting rod 7
Both ends are set in the connecting shaft of corresponding end and are rotatably assorted with connecting shaft formation, and the both ends of lower link 8 are also set with
It is rotatably assorted in the connecting shaft of corresponding end and with connecting shaft formation, is formed as detachable by nut between connecting shaft and channel steel
Formula connection, it is convenient to disassembly, it is time saving and energy saving.
At least two shape connecting rods 17 are set on front beam 14, all door shape connecting rods 17 are arranged in left-right direction
Column, so that being reliably connected between front vertical plate 5 and front beam 14.Two lockings are both provided in front of each via hole of front vertical plate 5
Nut 18, two locking nuts 18 screw it is contrary be formed as Tang thread anti-loose structure, locking nut 18 can be prevented
Loose or dislocation, so that the connection between front vertical plate 5 and front beam 14 is stronger reliable.
As to further improvement of the utility model, feed mechanism for seed includes that the second furrowing blade 19 and the second furrowing blade 19 are solid
Surely the lower end of the seeding vertical tube 20 connected, seeding vertical tube 20 is located at 19 rear of the second furrowing blade, the upper end of seeding vertical tube 20 and row
Kind profiling frame connection.It is ditched again using the second furrowing blade 19, the seed in plants case is dropped by seeding vertical tube 20 and held successfully
In ditch, then 4 suppression of soil of earthing wheel, is in close contact with the soil seed, convenient for seed absorbs moisture from soil and germinates.
Second furrowing blade, 19 rear is provided with soil shutting device 21, and the left and right sides of 20 lower end of seeding vertical tube is all fixed with positioning plate 22, closes soil
Device 21 is fixedly arranged at the front end with trunnion axis, and horizontal shaft bracket, which is located between two positioning plates 22 and forms rotation with two positioning plates 22, matches
It closes.When sowing, soil shutting device 21 can strike off soil after planting during advance, altogether by seed lid, be conducive to cover
4 walking of soil wheel, earthing effect are more preferable.Soil shutting device 21 is the arc panel being open towards rear, the width of arc panel in left-right direction
It is gradually increased from rear and front end to centre, it is more preferable that lid closes effect.
Seeding profiling frame is identical as trench digging profiling frame structure, and including front vertical plate, back vertical plate, upper connecting rod and lower link,
Front vertical plate, back vertical plate, upper connecting rod and lower link form four-bar mechanism, the front vertical plate of seeding profiling frame by door shape connecting rod and
The cooperation of locking nut is fixedly connected with rear cross beam 15, and the back vertical plate rear of seeding profiling frame is also fixed with sleeve and seeding vertical tube
20 upper end is inserted into the sleeve and is locked by puller bolt and the sleeve, and structure is simple, and profiling effect is good.
It is provided with plants case installation position and fertilizer box installation position in rack, is all between plants case and rack, between fertilizer box and rack
Detachable connection can choose whether for plants case and fertilizer box to be fixed on the rack according to actual needs, the sowing port of plants case and
The fertilizer outlet of fertilizer box is all connected to seeding vertical tube 20.Sowing, the disposable completion of fertilising, can be improved production efficiency, reduce to soil
The rolling layer of earth is conducive to the growth of crops.
Claims (8)
1. profiling ditching seeder, including rack, the plough of front end of rack is set and hitch frame (1), is arranged in plough
The feed mechanism at rear, it is characterised in that: the front end of rack is provided with trench digging profiling frame, and the upper end of plough and trench digging are imitative
The connection of shape frame makes plough have lifting freedom degree, is both provided with wing plate (2) at left and right sides of plough lower end, wing plate (2)
Front end is in close contact and is fixedly connected with plough, rear end tilts outward, is formed as the Bulldozing mechanism being open towards rear, opens
Ditch device rear is provided with press wheel (3), press wheel (3) with trench digging profiling frame connect make press wheel (3) also have go up and down freedom degree,
Feed mechanism is located at press wheel (3) rear；Feed mechanism includes the seeding profiling frame that rear end of rack is arranged in and seeding profiling frame
The feed mechanism for seed of connection, the earthing wheel (4) that feed mechanism for seed rear is set and is connect with seeding profiling frame, feed mechanism for seed and earthing wheel (4)
All there is lifting freedom degree.
2. profiling ditching seeder according to claim 1, it is characterised in that: the trench digging profiling frame includes front vertical plate
(5), back vertical plate (6) and the upper connecting rod (7) being hinged between front vertical plate (5) and back vertical plate (6) and lower link (8), front vertical plate
(5), four-bar mechanism is collectively formed in back vertical plate (6), upper connecting rod (7) and lower link (8), and front vertical plate (5) is fixedly connected with rack,
The rear end of back vertical plate (6) is fixed with the sleeve (9) being vertically arranged, and plough includes the first furrowing blade (10) and the first furrowing blade
(10) vertical bar (11) being fixedly connected, the upper end of vertical bar (11) are inserted into sleeve (9) and are fixedly connected with sleeve (9), sleeve
(9) rear is fixed with connection frame (12), and press wheel (3) is formed with connection frame (12) and is rotatably assorted, and seeding profiling frame and trench digging are imitative
Shape frame structure is identical.
3. profiling ditching seeder according to claim 2, it is characterised in that: offered on described sleeve (9) side wall
Screw hole is provided with puller bolt (13) at screw hole, and puller bolt (13) is contacted with vertical bar (11) locks plough and sleeve (9)
It is fixed.
4. profiling ditching seeder according to claim 2, it is characterised in that: the rack be by front beam (14),
Rear cross beam (15) and at least two stringers arranged in left-right direction being connected between front beam (14) and rear cross beam (15)
(16) level frame being fixedly connected to form, front vertical plate (5) are located in front of front beam (14), and opening court is set on front beam (14)
Door shape connecting rod (17) forwards, position corresponding with door shape connecting rod (17) opens up that there are two up and down on front vertical plate (5)
The via hole of arrangement, the both ends of door shape connecting rod (17) are each passed through the locking after a via hole with setting in front of front vertical plate (5)
Nut (18) is fixedly connected, and locking nut (18) and front vertical plate (5) are in close contact.
5. profiling ditching seeder according to claim 4, it is characterised in that: be set on the front beam (14) to
Few two door shape connecting rods (17), all door shape connecting rods (17) arrange in left-right direction.
6. profiling ditching seeder according to claim 4, it is characterised in that: in front of each via hole of front vertical plate (5)
It is both provided with two locking nuts (18), screwing for two locking nuts (18) contrary is formed as the anti-untwisting of Tang thread
Structure.
7. profiling ditching seeder according to claim 1, it is characterised in that: the feed mechanism for seed includes the second furrowing blade
(19), the lower end of the seeding vertical tube (20) being fixedly connected with the second furrowing blade (19), seeding vertical tube (20) is located at the second furrowing blade
(19) upper end at rear, seeding vertical tube (20) is connect with seeding profiling frame.
8. profiling ditching seeder according to claim 7, it is characterised in that: described the second furrowing blade (19) rear is set
It is equipped with soil shutting device (21), the left and right sides of seeding vertical tube (20) lower end is all fixed with positioning plate (22), the front end of soil shutting device (21)
It is fixed with trunnion axis, horizontal shaft bracket is located between two positioning plates (22) and is formed with two positioning plates (22) and is rotatably assorted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821007560.XU CN208317367U (en) | 2018-06-28 | 2018-06-28 | Profiling ditching seeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821007560.XU CN208317367U (en) | 2018-06-28 | 2018-06-28 | Profiling ditching seeder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208317367U true CN208317367U (en) | 2019-01-04 |
Family
ID=64785537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821007560.XU Expired - Fee Related CN208317367U (en) | 2018-06-28 | 2018-06-28 | Profiling ditching seeder |
Country Status (1)
| Country | Link |
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| CN (1) | CN208317367U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109863861A (en) * | 2019-03-21 | 2019-06-11 | 曹景文 | A kind of Novel hand held type formula multifunctional precision seeder |
| CN110050554A (en) * | 2019-05-27 | 2019-07-26 | 多伦县新沃源有机肥业有限公司 | Tractor forward type fertilizer applicator |
| CN110122010A (en) * | 2019-04-18 | 2019-08-16 | 青岛农业大学 | A kind of wheat layer by layer manuring machine of being completely cured is completely cured device |
| CN110140483A (en) * | 2019-07-02 | 2019-08-20 | 农业农村部南京农业机械化研究所 | The synchronous fertilizer applicator ditching-fertilizing of rice transplanting and covering device |
| CN114051779A (en) * | 2021-11-11 | 2022-02-18 | 徐州阳洁缘新能源有限公司 | Agricultural machine with soil turning, ditching, sowing and soil covering functions |
| CN114190125A (en) * | 2021-12-07 | 2022-03-18 | 张国成 | Small-ridge-spacing seeding copying device of double-seedling-belt seeder |
| CN115053664A (en) * | 2022-07-11 | 2022-09-16 | 安徽农业大学 | Bionic watermelon insect type ditching all-in-one machine |
-
2018
- 2018-06-28 CN CN201821007560.XU patent/CN208317367U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109863861A (en) * | 2019-03-21 | 2019-06-11 | 曹景文 | A kind of Novel hand held type formula multifunctional precision seeder |
| CN110122010A (en) * | 2019-04-18 | 2019-08-16 | 青岛农业大学 | A kind of wheat layer by layer manuring machine of being completely cured is completely cured device |
| CN110122010B (en) * | 2019-04-18 | 2022-04-05 | 青岛农业大学 | Root breaking device of wheat root breaking layered fertilizer applicator |
| CN110050554A (en) * | 2019-05-27 | 2019-07-26 | 多伦县新沃源有机肥业有限公司 | Tractor forward type fertilizer applicator |
| CN110140483A (en) * | 2019-07-02 | 2019-08-20 | 农业农村部南京农业机械化研究所 | The synchronous fertilizer applicator ditching-fertilizing of rice transplanting and covering device |
| CN114051779A (en) * | 2021-11-11 | 2022-02-18 | 徐州阳洁缘新能源有限公司 | Agricultural machine with soil turning, ditching, sowing and soil covering functions |
| CN114051779B (en) * | 2021-11-11 | 2023-12-12 | 江苏四达重工有限公司 | Agricultural machine with soil turning, ditching, seeding and earthing functions |
| CN114190125A (en) * | 2021-12-07 | 2022-03-18 | 张国成 | Small-ridge-spacing seeding copying device of double-seedling-belt seeder |
| CN115053664A (en) * | 2022-07-11 | 2022-09-16 | 安徽农业大学 | Bionic watermelon insect type ditching all-in-one machine |
| CN115053664B (en) * | 2022-07-11 | 2024-01-19 | 安徽农业大学 | Bionic watermelon insect type ditching all-in-one machine |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190104 |