CN108260390A - A kind of pressure special fertilizer placement drill of sandy ground - Google Patents
A kind of pressure special fertilizer placement drill of sandy ground Download PDFInfo
- Publication number
- CN108260390A CN108260390A CN201711363847.6A CN201711363847A CN108260390A CN 108260390 A CN108260390 A CN 108260390A CN 201711363847 A CN201711363847 A CN 201711363847A CN 108260390 A CN108260390 A CN 108260390A
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- China
- Prior art keywords
- supervisor
- shovel board
- sandy ground
- special fertilizer
- big
- 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.)
- Pending
Links
- 239000003337 fertilizer Substances 0.000 title claims abstract description 56
- 238000003860 storage Methods 0.000 claims abstract description 10
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 4
- 238000003756 stirring Methods 0.000 claims description 13
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 9
- 239000002689 soil Substances 0.000 description 6
- 230000000903 blocking effect Effects 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 244000241235 Citrullus lanatus Species 0.000 description 1
- 235000012828 Citrullus lanatus var citroides Nutrition 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000002435 tendon Anatomy 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C15/00—Fertiliser distributors
- A01C15/02—Fertiliser distributors for hand use
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C15/00—Fertiliser distributors
- A01C15/12—Fertiliser distributors with movable parts of the receptacle
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Fertilizing (AREA)
Abstract
The present invention relates to agricultural equipment technical fields, especially a kind of pressure special fertilizer placement drill of sandy ground, including the supervisor being vertically arranged, side at the top of the supervisor has been horizontally disposed with the first operating lever, the top of the supervisor is connected with the fertile funnel of dress, fertilizer mixer structure is provided in the fertile funnel of dress, the bottom end of the supervisor is provided with fertilizing mechanism, the fertilizing mechanism includes big shovel board, the top of the big shovel board is provided with the second connecting tube, second connecting pipe box are located at the outside of supervisor bottom, and supervisor is bolted with the second connecting tube, horizontally disposed reinforcing rib is connected at the top of the big shovel board, the inside of the big shovel board is set as storage cavity, and the storage cavity is interconnected with the inside being responsible for.The present invention has the advantages that simple in structure, easy to operation, effectively increases the service efficiency of fertilizer and the working efficiency of fertilising, user-friendly.
Description
Technical field
The present invention relates to agricultural equipment technical field more particularly to a kind of pressure special fertilizer placement drills of sandy ground.
Background technology
Most of pressure sandy ground top dressing at present opens layer of sand using artificial plane and applies fertilizer or using duck-beak type near watermelon root
Fertilizer placement drill.Duck-beak type fertilizer placement drill is that traditional corn manual seeder changes, but there are still following shortcoming shadows for this fertilizer applicator
Ring actual use：1st, this fertilizer applicator be limited to duckbilled device cannot be too long, top dressing cannot be applied to soil layer；2nd, the effect of this top dressing
It is bad, it is in the form of a column to be packed together after top dressing and does not utilize dissolving；3rd, it is unreasonable to fill fertile funnel, suitable particulate shape fertilizer top dressing.
Invention content
The purpose of the present invention is to solve the shortcomings that being not convenient to use in the prior art, and a kind of pressure proposed
The special fertilizer placement drill of sandy ground.
To achieve these goals, present invention employs following technical solutions：
A kind of pressure special fertilizer placement drill of sandy ground is designed, including the supervisor being vertically arranged, the side level at the top of the supervisor is set
The first operating lever is equipped with, the top of the supervisor is connected with the fertile funnel of dress, fertilizer mixer structure is provided in the fertile funnel of dress,
The bottom end of the supervisor is provided with fertilizing mechanism, and the fertilizing mechanism includes big shovel board, and the top of the big shovel board is provided with the
Two connecting tubes, second connecting pipe box are located at the outside of supervisor bottom, and supervisor is bolted with the second connecting tube, institute
It states and horizontally disposed reinforcing rib is connected at the top of big shovel board, the inside of the big shovel board is set as storage cavity, and the storage cavity
It is interconnected with the inside of supervisor, the bottom at the big shovel board back side offers the fertilizer outlet being connected with storage cavity, described big
The back side of shovel board is additionally provided with small shovel board, and the small shovel board lid is located at the outside of fertilizer outlet, and passes through rotation at the top of small shovel board
Bindiny mechanism connect with big shovel board, and the back side of the small shovel board is connected with horizontally disposed connection lantern ring；
The side at the supervisor back side is arranged at intervals there are two spacing ring, and it is vertical to be inserted with jointly in two spacing rings
The pull rod of setting, the top of the pull rod are connected with the second operating lever, between the pull rod and supervisor by be obliquely installed the
One spring connects, and side at the top of pull rod and is responsible for the side of bottom and is both provided with and the both ends of the first spring are connected
Mounting blocks, the bottom end of the pull rod is connected with horizontally disposed inserted link by bracing diagonal, and the inserted link is plugged in connector sleeve
In ring, the bottom of the supervisor is also horizontally disposed to trample bar.
Preferably, the bottom end of the fertile funnel of the dress is provided with the first connecting tube being connected with supervisor, and the first connection
It uses and is threadedly coupled between pipe and supervisor.
Preferably, the fertilizer mixer structure includes the cover board being connect with the screw top of the fertile funnel of dress, the cover board
Middle part is inserted with threaded rod vertically, and the middle part of cover board offers the threaded hole being connect with shaft, the screw thread vertically
The side of bar is arranged at intervals with multiple stirring rods, and the top of stirring rod is connected with rocking bar.
Preferably, the length of multiple stirring rods from top to bottom tapers into.
Preferably, it is spaced apart on the cover board and is equipped with multiple charge doors.
Preferably, interval is embedded with multiple transparent observing plates on the side wall of the supervisor.
Preferably, two support link blocks of the rotational coupling mechanism including being disposed on the big shovel board back side, two
It is connected between the support link block by horizontally disposed rotating bar, and supports to offer on link block and be inserted with rotating bar cooperation
It is fixedly connected at the top of the jack connect, the bottom of the rotating bar and small shovel board.
Preferably, described trample offers card slot in the middle part of bar, and tramples bar and be fastened on the positive bottom of supervisor by card slot
Portion, level offers mounting groove on the both sides inner wall of the card slot, horizontally disposed in each mounting groove to have limiting inserted link, and
Limit inserted link inner end and mounting groove madial wall between connected by second spring, be arranged at intervals on the supervisor it is multiple with
The mounting hole that inserted link is connected is limited, lateral surface of the limiting inserted link close to second spring one end is respectively connected with slide block,
And the one end of slide block far from limiting inserted link is run through the through-hole being opened on mounting groove lateral wall and is extended to outside it.
A kind of pressure special fertilizer placement drill of sandy ground proposed by the present invention, advantageous effect are：1st, fertilizer can be along big shovel after applying fertilizer
The shape of plate is distributed in line-styled in soil, and setting in this way increases fertilizer and accumulated with soil contact, improves fertilizer
Utilization ratio；2nd, the position of small shovel board can not only facilitate but also quick, operated convenient for user by pull rod being pulled to be adjusted up and down
It uses；3rd, the fertile funnel of conical dress can accelerate the speed leaked under fertilizer, avoid blocking, and be set as filling the fertilizer in fertile funnel
Material rabbling mechanism also can effectively avoid fertilizer and situation about uniting occurs, and supervisor is avoided situation about blocking occur, and improve fertilising effect
Rate.
Description of the drawings
Fig. 1 is a kind of overall structure diagram for pressing the special fertilizer placement drill of sandy ground proposed by the present invention；
Fig. 2 mechanism sectional views for the A portions in Fig. 1；
Fig. 3 is a kind of internal structure schematic diagram for filling fertile funnel for pressing the special fertilizer placement drill of sandy ground proposed by the present invention；
Fig. 4 is a kind of top view cross section trampled bar and be responsible for connection structure for pressing the special fertilizer placement drill of sandy ground proposed by the present invention
Figure.
In figure：It is responsible for the fertile funnel 3 of the 1, first operating lever 2, dress, the first connecting tube 4, cover board 5, threaded rod 6, rocking bar 7, stirring
Bar 8, spacing ring 10, the second operating lever 11, mounting blocks 12, the first spring 13, the second connecting tube 14, big shovel board 15, adds pull rod 9
Strengthening tendons 16, small shovel board 17, bracing diagonal 18, fertilizer outlet 19, support link block 20, rotating bar 21, inserted link 22, connection lantern ring 23,
Trample bar 24, mounting hole 25, card slot 26, mounting groove 27, second spring 28, limiting inserted link 29, slide block 30, through-hole 31.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.
With reference to Fig. 1-4, a kind of pressure special fertilizer placement drill of sandy ground, including the supervisor 1 being vertically arranged, the side water at 1 top of supervisor
It is flat to be provided with the first operating lever 2, it is responsible for interval on 1 side wall and is embedded with multiple transparent observing plates, setting is convenient for user in this way
Look from outside at the fertilizer surplus inside supervisor 1.The top of supervisor 1 is connected with the fertile funnel 3 of dress, and the bottom end for filling fertile funnel 3 is set
The first connecting tube 4 being connected with supervisor 1 is equipped with, and is set in this way between the first connecting tube 4 and supervisor 1 using being threadedly coupled
It puts convenient for the disassembly and installation of the fertile funnel 3 of dress, is cleared up convenient for funnel 3 fertile to dress.
Fertilizer mixer structure is provided in the fertile funnel 3 of dress, fertilizer mixer structure includes connecting with the screw top of the fertile funnel 3 of dress
The cover board 5 connect, the middle part of cover board 5 are inserted with threaded rod 6, and the middle part of cover board 5 offers to coordinate with threaded rod 6 vertically and connect vertically
The threaded hole connect, the side of threaded rod 6 are arranged at intervals with multiple stirring rods 8, and the top of stirring rod 8 is connected with rocking bar 7, passes through
Rotating rocker 7 can rotate threaded rod 6, and the bottom end of threaded rod 6 has preferable dredging effect, avoids filling fertile 3 bottom of funnel
There is situation about blocking in discharge port.Multiple stirring rods 8 have preferable stirring crushing effect, avoid fertilizer in the fertile funnel 3 of dress
There is situation about uniting, the situation that can avoid fertilizer that supervisor 1 is caused to block when being responsible for 1 internal circulation, the length of multiple stirring rods 8
Degree from top to bottom tapers into, and setting so is more bonded with the global shape of the fertile funnel 3 of dress, convenient for actual use.On cover board 5
It is spaced apart and is equipped with multiple charge doors, charge door uses convenient for charging.
The bottom end of supervisor 1 is provided with fertilizing mechanism, and fertilizing mechanism includes big shovel board 15, and the top of big shovel board 15 is provided with the
Two connecting tubes 14, the second connecting tube 14 are set in the outside of 1 bottom of supervisor, and are responsible for 1 and are connected with the second connecting tube 14 by bolt
It connects, the top of big shovel board 15 is connected with horizontally disposed reinforcing rib 16, and the inside of big shovel board 15 is set as storage cavity, and the storing
Chamber and the inside of supervisor 1 are interconnected, and the bottom at big 15 back side of shovel board offers the fertilizer outlet 19 being connected with storage cavity, big to shovel
The back side of plate 15 is additionally provided with small shovel board 17, and small shovel board 17 covers the outside for being located at fertilizer outlet 19, and the top of small shovel board 17 passes through
Rotational coupling mechanism is connect with big shovel board 15, and the back side of small shovel board 17 is connected with horizontally disposed connection lantern ring 23.Rotation connection
Mechanism includes being disposed on two support link blocks 20 at big 15 back side of shovel board, passes through level between two support link blocks 20
The rotating bar 21 of setting connects, and supports the jack for being offered on link block 20 and coordinating grafting with rotating bar 21, rotating bar 21
Bottom is fixedly connected with the top of small shovel board 17, and the adjusting of small 17 position of shovel board is convenient in setting in this way.When in use, it will can greatly shovel
Plate 15 is pricked inside soil, and setting in this way can increase the space of fertilising, and fertilizer is arranged along the shape of big shovel board 15 in linear type
Cloth effectively increases the contact area of fertilizer and soil, improves the using effect of fertilizer.
The side for being responsible for 1 back side is arranged at intervals there are two spacing ring 10, is inserted in two spacing rings 10 and is set vertically jointly
The pull rod 9 put, spacing ring 10 have preferable limited support effect to pull rod 9, and the top of pull rod 9 is connected with the second operating lever
11, it is connected between pull rod 9 and supervisor 1 by the first spring 13 being obliquely installed, and 1 bottom of side and supervisor at 9 top of pull rod
The side in portion is both provided with the mounting blocks 12 being connected with the both ends of the first spring 13, and the bottom end of pull rod 9 passes through bracing diagonal
18 are connected with horizontally disposed inserted link 22, and inserted link 22 is plugged in connection lantern ring 23.When not applying fertilizer, pull rod 9 is in the first spring
The 13 lower position of lower pulling force effect moves down, the bracing diagonal 18 of 9 bottom end of pull rod have with inserted link 22 to the position of small shovel board 17 compared with
Good support and the effect compressed enable small shovel board 17 to be closely fitted in the back side of big shovel board 15, and in fertilising, it can
By the way that pull rod 9 is pulled upwardly, make to separate with small shovel board 17 and big shovel board 15, the fertilizer in supervisor 1 can be flowed from fertilizer outlet 19
Into soil.
The bottom of supervisor 1 is also horizontally disposed to trample bar 24.The middle part for trampling bar 24 offers card slot 26, and tramples bar 24
1 positive bottom of supervisor is fastened on by card slot 26, level offers mounting groove 27, Mei Gean on the both sides inner wall of card slot 26
It is horizontally disposed in tankage 27 to have limiting inserted link 29, and limit between the inner end of inserted link 29 and the madial wall of mounting groove 27 by the
Two springs 28 connect, and multiple mounting holes 25 being connected with limiting inserted link 29 are arranged at intervals on supervisor 1, and limiting inserted link 29 leans on
The lateral surface of nearly 28 one end of second spring is respectively connected with slide block 30, and the one end of slide block 30 far from limiting inserted link 29 is through opening
The through-hole 31 that is located on 27 lateral wall of mounting groove is simultaneously extended to outside it.When in use, by two slide blocks 30 simultaneously outward
It stirs, limiting inserted link 29 can be made to remove out of mounting hole 25, can will trample 24 fast quick-detach of bar in this way, setting in this way is convenient for pair
The position for trampling bar 24 is adjusted, and convenient adjust in varied situations uses.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (8)
1. a kind of pressure special fertilizer placement drill of sandy ground, including the supervisor (1) being vertically arranged, the side level at the top of the supervisor (1) is set
It is equipped with the first operating lever (2), which is characterized in that the top of the supervisor (1) is connected with the fertile funnel (3) of dress, the fertile funnel of dress
(3) fertilizer mixer structure is provided in, the bottom end of the supervisor (1) is provided with fertilizing mechanism, and the fertilizing mechanism includes big shovel
Plate (15), the top of the big shovel board (15) are provided with the second connecting tube (14), and second connecting tube (14) is set in supervisor
(1) outside of bottom, and be responsible for (1) and be bolted with the second connecting tube (14), the top connection of the big shovel board (15)
There is horizontally disposed reinforcing rib (16), the inside of the big shovel board (15) is set as storage cavity, and the storage cavity is with supervisor's (1)
Inside is interconnected, and the bottom at big shovel board (15) back side offers the fertilizer outlet (19) being connected with storage cavity, described big
The back side of shovel board (15) is additionally provided with small shovel board (17), and small shovel board (17) lid is located at the outside of fertilizer outlet (19), and scuppit
The top of plate (17) is connect by rotational coupling mechanism with big shovel board (15), and the back side of the small shovel board (17) is connected with level and sets
The connection lantern ring (23) put；
The side at described supervisor (1) back side is arranged at intervals there are two spacing ring (10), is inserted jointly in two spacing rings (10)
Equipped with the pull rod (9) being vertically arranged, the top of the pull rod (9) is connected with the second operating lever (11), the pull rod (9) and supervisor
(1) it is connected, and the side at the top of pull rod (9) and the side of supervisor (1) bottom by the first spring (13) being obliquely installed between
While being both provided with the mounting blocks (12) being connected with the both ends of the first spring (13), the bottom end of the pull rod (9) passes through connection
Brace (18) is connected with horizontally disposed inserted link (22), and the inserted link (22) is plugged in connection lantern ring (23), the supervisor (1)
Bottom also horizontally disposed trample bar (24).
A kind of 2. pressure special fertilizer placement drill of sandy ground according to claim 1, which is characterized in that the bottom of the fertile funnel (3) of dress
End is provided with the first connecting tube (4) being connected with supervisor (1), and screw thread is used between the first connecting tube (4) and supervisor (1)
Connection.
3. a kind of pressure special fertilizer placement drill of sandy ground according to claim 1, which is characterized in that the fertilizer mixer structure includes
The cover board (5) being connect with the screw top of the fertile funnel (3) of dress, the middle part of the cover board (5) are inserted with threaded rod (6) vertically, and
The middle part of cover board (5) offers the threaded hole being connected with threaded rod (6) vertically, and the side interval of the threaded rod (6) is set
Multiple stirring rods (8) are equipped with, and the top of stirring rod (8) is connected with rocking bar (7).
4. a kind of pressure special fertilizer placement drill of sandy ground according to claim 3, which is characterized in that multiple stirring rods (8)
Length from top to bottom tapers into.
5. a kind of pressure special fertilizer placement drill of sandy ground according to claim 3, which is characterized in that be spaced apart on the cover board (5)
Equipped with multiple charge doors.
6. a kind of pressure special fertilizer placement drill of sandy ground according to claim 1, which is characterized in that on the side wall of the supervisor (1)
Interval is embedded with multiple transparent observing plates.
7. a kind of pressure special fertilizer placement drill of sandy ground according to claim 1, which is characterized in that the rotational coupling mechanism includes
Two support link blocks (20) at big shovel board (15) back side are disposed on, pass through water between two support link blocks (20)
Rotating bar (21) connection of flat setting, and support the jack offered on link block (20) with rotating bar (21) cooperation grafting, institute
It states and is fixedly connected at the top of the bottom and small shovel board (17) of rotating bar (21).
A kind of 8. pressure special fertilizer placement drill of sandy ground according to claim 1, which is characterized in that the middle part for trampling bar (24)
Card slot (26) is offered, and tramples bar (24) and supervisor (1) positive bottom is fastened on by card slot (26), the card slot (26)
Equal level offers mounting groove (27) on the inner wall of both sides, and being horizontally disposed in each mounting groove (27) has limiting inserted link (29), and
It is connect between the inner end of limiting inserted link (29) and the madial wall of mounting groove (27) by second spring (28), on the supervisor (1)
Multiple mounting holes (25) being connected with limiting inserted link (29) are arranged at intervals with, the limiting inserted link (29) is close to second spring
(28) lateral surface of one end is respectively connected with slide block (30), and the one end of slide block (30) far from limiting inserted link (29) is through opening up
Through-hole (31) on mounting groove (27) lateral wall is simultaneously extended to outside it.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711363847.6A CN108260390A (en) | 2017-12-18 | 2017-12-18 | A kind of pressure special fertilizer placement drill of sandy ground |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711363847.6A CN108260390A (en) | 2017-12-18 | 2017-12-18 | A kind of pressure special fertilizer placement drill of sandy ground |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108260390A true CN108260390A (en) | 2018-07-10 |
Family
ID=62772211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711363847.6A Pending CN108260390A (en) | 2017-12-18 | 2017-12-18 | A kind of pressure special fertilizer placement drill of sandy ground |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108260390A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5170729A (en) * | 1991-06-07 | 1992-12-15 | Barry Benner | Fertilizer dispenser with closure at pointed tip |
| CN2162759Y (en) * | 1993-08-03 | 1994-04-27 | 张海峰 | Adjustable plant disseminator |
| CN204392827U (en) * | 2015-01-09 | 2015-06-17 | 新疆农业科学院经济作物研究所 | A kind of paper web seedling transplanting apparatus |
| CN204929624U (en) * | 2015-06-08 | 2016-01-06 | 华群慧 | A kind of liquid manure one precisely fertilizer placement drill |
| CN105964213A (en) * | 2016-08-12 | 2016-09-28 | 五洲丰农业科技有限公司 | Fertilizer reaction device |
| CN206024473U (en) * | 2016-08-30 | 2017-03-22 | 刘畅 | Manual maize dibbler that distance was fertilizied from some seed |
| CN206710680U (en) * | 2017-03-12 | 2017-12-05 | 东莞市和日丽光电科技有限公司 | It is a kind of to be easy to what is adjusted to focus base |
| CN206713390U (en) * | 2017-05-19 | 2017-12-08 | 张建宏 | A kind of agricultural fertilizer device |
| CN207995678U (en) * | 2017-12-18 | 2018-10-23 | 宁夏大学 | A kind of special fertilizer placement drill of pressure sandy ground |
-
2017
- 2017-12-18 CN CN201711363847.6A patent/CN108260390A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5170729A (en) * | 1991-06-07 | 1992-12-15 | Barry Benner | Fertilizer dispenser with closure at pointed tip |
| CN2162759Y (en) * | 1993-08-03 | 1994-04-27 | 张海峰 | Adjustable plant disseminator |
| CN204392827U (en) * | 2015-01-09 | 2015-06-17 | 新疆农业科学院经济作物研究所 | A kind of paper web seedling transplanting apparatus |
| CN204929624U (en) * | 2015-06-08 | 2016-01-06 | 华群慧 | A kind of liquid manure one precisely fertilizer placement drill |
| CN105964213A (en) * | 2016-08-12 | 2016-09-28 | 五洲丰农业科技有限公司 | Fertilizer reaction device |
| CN206024473U (en) * | 2016-08-30 | 2017-03-22 | 刘畅 | Manual maize dibbler that distance was fertilizied from some seed |
| CN206710680U (en) * | 2017-03-12 | 2017-12-05 | 东莞市和日丽光电科技有限公司 | It is a kind of to be easy to what is adjusted to focus base |
| CN206713390U (en) * | 2017-05-19 | 2017-12-08 | 张建宏 | A kind of agricultural fertilizer device |
| CN207995678U (en) * | 2017-12-18 | 2018-10-23 | 宁夏大学 | A kind of special fertilizer placement drill of pressure sandy ground |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180710 |
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| RJ01 | Rejection of invention patent application after publication |