CN215188235U - Seed falling device of carrot planter - Google Patents
Seed falling device of carrot planter Download PDFInfo
- Publication number
- CN215188235U CN215188235U CN202121624487.2U CN202121624487U CN215188235U CN 215188235 U CN215188235 U CN 215188235U CN 202121624487 U CN202121624487 U CN 202121624487U CN 215188235 U CN215188235 U CN 215188235U
- Authority
- CN
- China
- Prior art keywords
- seed
- carrot
- telescopic
- planter
- rope
- 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.)
- Active
Links
Images
Landscapes
- Transplanting Machines (AREA)
Abstract
The utility model provides a seed dropping device of a carrot planter, belonging to the technical field of carrot planter, comprising a seed tray, a height adjusting mechanism and a buried depth adjusting mechanism, wherein the height adjusting mechanism is arranged on the carrot planter, a seed rope bypasses the height adjusting mechanism and is used for adjusting the extraction height of the seed rope from the seed tray; on carrot planter was located to buried depth adjustment mechanism for accept the seed rope of drawing forth from height adjustment mechanism, the seed rope walked around and can bury underground in subaerial from buried depth adjustment mechanism, buried depth adjustment mechanism is used for adjusting the seed rope and arranges the buried depth of subaerial in, the height that has solved the seed rope of carrot planter can not be adjusted, be difficult to the technical problem that the carrot of being applicable to multiple topography was planted, the high ability that has the seed rope to carrot planter is adjusted, it is adjustable to plant the buried depth, be applicable to the carrot of multiple topography and plant, the simple nimble technological effect of operation regulation.
Description
Technical Field
The utility model belongs to the technical field of the carrot planter, more specifically say, relate to a seed falling device of carrot planter.
Background
At present in the carrot field of planting, the present common carrot planter that has, the planter can improve the carrot seeding precision, reduces artifical planting cost, does not need the manpower just can accomplish and plant, and plants fastly, is one kind can accomplish rotary tillage, ridging shaping, buries drip irrigation zone, seed falling, tectorial membrane, a whole set of mechanical equipment of seeding flows such as earthing press mold. Generally, the seed falling of carrot planter adopts the seed falling device to go on, the seed falling device includes rotatable setting the seed dish on the planter, the line rope form seed rope of formation is twined on the seed dish, the interval equipartition has a plurality of seeds on the seed rope, the planter is at the operation in-process, at first place the subaerial with the one end of seed rope in, then along with the walking forward of planter, then the seed rope is drawn or is expanded on the seed dish gradually, the seed rope pulls the seed dish and rotates, then the seed rope is gradually buried underground, the seed on the seed rope is planted to the ground in.
However, since the planting lands have different topography, the placing height of the seed rope cannot be adjusted, and the adjustment is aimed at completely burying the seed rope underground, but the carrot planter in the prior art does not have the function of adjusting the height of the seed rope, i.e. the depth of the seed rope buried underground cannot be adjusted, so that the carrot planter in use is troublesome and cannot be suitable for planting carrots in different terrains.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a seed falling device of carrot planter aims at solving the seed rope's of carrot planter height and can not adjust, is difficult to the technical problem that the carrot of multiple topography was planted.
In order to achieve the above object, the utility model adopts the following technical scheme: the seed falling device of the carrot planting machine comprises a seed tray, a height adjusting mechanism and a buried depth adjusting mechanism;
the seed disc is rotatably arranged on carrot planting, a seed rope is wound on the seed disc, and one end of the seed rope extends out of the seed disc and can be buried under the ground;
the height adjusting mechanism is arranged on the carrot planting machine, and the seed rope bypasses the height adjusting mechanism and is used for adjusting the leading-out height of the seed rope from the seed tray; and
the buried depth adjusting mechanism is arranged on the carrot planting machine and used for receiving the seed rope led out from the height adjusting mechanism, the seed rope bypasses the buried depth adjusting mechanism and can be buried under the ground, and the buried depth adjusting mechanism is used for adjusting the buried depth of the seed rope under the ground.
In one possible implementation, the height adjusting mechanism includes a first slide rail, a first horizontal telescopic assembly, a first vertical telescopic assembly, and a first roller;
the first sliding rail is horizontally arranged, and the lower end of the first sliding rail is fixedly arranged on the carrot planting machine;
the first horizontal telescopic component is arranged on the first slide rail in a sliding manner and can be pushed in a telescopic manner along the horizontal direction;
the first vertical telescopic component is arranged on the telescopic end of the first horizontal telescopic component and can be pushed in a telescopic manner in the vertical direction;
the first idler wheel is rotatably arranged on the telescopic end of the first vertical telescopic assembly, the rotating plane of the first idler wheel and the rotating plane of the seed tray are in the same plane, and the seed rope bypasses the first idler wheel.
In one possible implementation manner, the burial depth adjusting mechanism comprises a second slide rail, a second horizontal telescopic assembly, a second vertical telescopic assembly and a second roller;
the second slide rail is arranged horizontally, and the upper end of the second slide rail is fixedly arranged on the carrot planting machine;
the second horizontal telescopic component is slidably arranged on the second slide rail and can be pushed in a telescopic manner along the horizontal direction;
the second vertical telescopic component is arranged on the telescopic end of the second horizontal telescopic component and can be pushed in a telescopic manner in the vertical direction;
the second idler wheel is rotatably arranged at the telescopic end of the second vertical telescopic assembly, the rotating plane of the second idler wheel and the rotating plane of the seed tray are in the same plane, the seed rope led out from the first idler wheel bypasses the second idler wheel, and the seed rope led out from the second idler wheel is used for being buried underground.
In a possible implementation mode, slide on the first slide rail and be equipped with first slider, the lower extreme fixed connection of first horizontal flexible subassembly is in on the first slider the flexible end of first horizontal flexible subassembly with be articulated connection between the first vertical flexible subassembly, the flexible end side of first horizontal flexible subassembly is gone up the articulated first ejector pin that is equipped with, the ejector pin of first ejector pin with first vertical flexible subassembly side is articulated, first ejector pin be used for adjusting first horizontal flexible subassembly with contained angle between the first vertical flexible subassembly.
In a possible implementation mode, the second slide rail is provided with a second slide block in a sliding manner, the lower end of the second horizontal telescopic assembly is fixedly connected to the second slide block, the telescopic end of the second horizontal telescopic assembly is hinged to the second vertical telescopic assembly, a second ejector rod is hinged to the side face of the telescopic end of the second horizontal telescopic assembly, the ejector rod of the second ejector rod is hinged to the side face of the second vertical telescopic assembly, and the second ejector rod is used for adjusting the included angle between the second horizontal telescopic assembly and the second vertical telescopic assembly.
In a possible implementation manner, a connecting plate is arranged at the upper end of the second sliding rail, the connecting plate is used for being connected to a carrot planting machine, and the connecting plate is a telescopic component and can be used for adjusting the installation height of the second sliding rail.
In a possible implementation mode, a curved rail is arranged on the carrot planting machine, the first idler wheel and the second idler wheel are connected to the curved rail in a sliding mode, and the first idler wheel and the second idler wheel are connected to the curved rail in a sliding mode.
In a possible implementation mode, the two bent rails are parallel to each other and arranged in parallel, two ends of the rotating shaft of the first roller and the two ends of the rotating shaft of the second roller are respectively connected to the two bent rails in a sliding mode, and the seed rope penetrates through the two bent rails.
In a possible implementation manner, the carrot planting machine is provided with an adjusting column connected with the bent rail, and the adjusting column is used for adjusting the height or position of the bent rail.
In a possible realization mode, the seed tray is fixedly connected to the carrot planting machine through a telescopic column, and the height of the seed tray is adjusted by means of the telescopic column in a telescopic mode.
The utility model provides a pair of seed falling device of carrot planter's beneficial effect lies in: compared with the prior art, the seed dropping device of the carrot planter comprises a seed tray, a height adjusting mechanism and a buried depth adjusting mechanism, wherein the height adjusting mechanism is arranged on the carrot planter, and a seed rope bypasses the height adjusting mechanism and is used for adjusting the extraction height of the seed rope from the seed tray; on carrot planter was located to buried depth adjustment mechanism for accept the seed rope of drawing forth from height adjustment mechanism, the seed rope walked around and can bury underground in subaerial from buried depth adjustment mechanism, buried depth adjustment mechanism is used for adjusting the seed rope and arranges the buried depth of subaerial in, the height that has solved the seed rope of carrot planter can not be adjusted, be difficult to the technical problem that the carrot of being applicable to multiple topography was planted, the high ability that has the seed rope to carrot planter is adjusted, it is adjustable to plant the buried depth, be applicable to the carrot of multiple topography and plant, the simple nimble technological effect of operation regulation.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural view of a seed dropping device of a carrot planter according to an embodiment of the present invention;
fig. 2 is the embodiment of the utility model provides a high adjustment mechanism and the buried depth adjustment mechanism of a seed falling device of carrot planter's structural sketch map.
Description of reference numerals:
1. a seed tray; 2. a height adjustment mechanism; 21. a first slide rail; 22. a first horizontal telescoping assembly; 23. a first vertical telescoping assembly; 24. a first roller; 25. a first slider; 26. a first ejector rod; 3. a buried depth adjusting mechanism; 31. a second slide rail; 32. a second horizontal telescoping assembly; 33. a second vertical telescoping assembly; 34. a second roller; 35. a second slider; 36. a second ejector rod; 4. a seed rope; 5. a connecting plate; 6. bending the rail; 7. a telescopic column.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 to fig. 2, a seed dropping device of a carrot planting machine according to the present invention will now be described. The seed falling device of the carrot planter comprises a seed tray 1, a height adjusting mechanism 2 and a buried depth adjusting mechanism 3;
the seed disc 1 can be rotatably arranged on carrot planting, a seed rope 4 is wound on the seed disc 1, and one end of the seed rope 4 extends out of the seed disc 1 and can be buried under the ground;
the height adjusting mechanism 2 is arranged on the carrot planting machine, and the seed rope 4 bypasses the height adjusting mechanism 2 and is used for adjusting the leading-out height of the seed rope 4 from the seed disc 1;
the buried depth adjusting mechanism 3 is arranged on the carrot planting machine and used for receiving a seed rope 4 led out from the height adjusting mechanism 2, the seed rope 4 bypasses the buried depth adjusting mechanism 3 and can be buried under the ground, and the buried depth adjusting mechanism 3 is used for adjusting the buried depth of the seed rope 4 under the ground.
Compared with the prior art, the utility model provides a seed dropping device of carrot planter, the utility model discloses a seed dropping device of carrot planter, including seed tray 1, height adjustment mechanism 2 and buried depth adjustment mechanism 3, height adjustment mechanism 2 locates on the carrot planter, seed rope 4 walks around height adjustment mechanism 2 for adjust the seed rope 4 from the height of drawing out on seed tray 1; buried depth adjustment mechanism 3 locates on the carrot planter for accept the seed rope 4 of drawing forth from height adjustment mechanism 2, seed rope 4 walks around and can bury underground in subaerial from buried depth adjustment mechanism 3, buried depth adjustment mechanism 3 is used for adjusting seed rope 4 and arranges the buried depth of subaerial in, the seed rope 4's of having solved the carrot planter highly can not be adjusted, be difficult to the technical problem that the carrot of being applicable to multiple topography was planted, have the high ability of seed rope 4 to the carrot planter and adjust, it is adjustable to plant the buried depth, be applicable to the carrot of multiple topography and plant, the simple nimble technological effect of operation regulation.
As a specific embodiment of the seed dropping device of the carrot planter of the present invention, please refer to fig. 1-2, the height adjusting mechanism 2 includes a first slide rail 21, a first horizontal telescopic component 22, a first vertical telescopic component 23 and a first roller 24;
the first slide rail 21 is arranged horizontally, and the lower end of the first slide rail is fixedly arranged on the carrot planting machine;
the first horizontal telescopic assembly 22 is slidably arranged on the first slide rail 21 and can be pushed and retracted along the horizontal direction; first horizontal telescoping assembly 22 is a power or manually adjustable member.
The first vertical telescopic component 23 is arranged on the telescopic end of the first horizontal telescopic component 22 and can be pushed in a telescopic manner in the vertical direction; the first vertical telescoping assembly 23 is a power or manually adjustable member.
The first roller 24 is rotatably arranged on the telescopic end of the first vertical telescopic assembly 23, the rotating plane of the first roller 24 is in the same plane with the rotating plane of the seed tray 1, and the seed rope 4 is wound around the first roller 24.
As a specific embodiment of the seed dropping device of the carrot planter of the present invention, please refer to fig. 1-2, the buried depth adjusting mechanism 3 includes a second slide rail 31, a second horizontal telescopic component 32, a second vertical telescopic component 33 and a second roller 34;
the second slide rail 31 is arranged horizontally, and the upper end of the second slide rail is fixedly arranged on the carrot planting machine;
the second horizontal telescopic assembly 32 is slidably arranged on the second slide rail 31 and can be pushed in a telescopic manner along the horizontal direction; second horizontal telescoping assembly 32 is a power or manually adjustable member.
The second vertical telescopic assembly 33 is arranged on the telescopic end of the second horizontal telescopic assembly 32 and can be pushed in a telescopic manner in the vertical direction; the second vertical telescoping assembly 33 is a power or manually adjustable member.
The second roller 34 is rotatably arranged at the telescopic end of the second vertical telescopic assembly 33, the rotating plane of the second roller 34 and the rotating plane of the seed tray 1 are in the same plane, the seed rope 4 led out from the first roller 24 bypasses the second roller 34, and the seed rope 4 led out from the second roller 34 is buried under the ground.
As a specific embodiment of the seed dropping device of the carrot planter, please refer to fig. 1-2, the first slide rail 21 is provided with a first slider 25 in a sliding manner, the lower end of the first horizontal telescopic component 22 is fixedly connected to the first slider 25, the telescopic end of the first horizontal telescopic component 22 is hinged to the first vertical telescopic component 23, the first horizontal telescopic component 22 is hinged to the side of the telescopic end, the first ejector rod 26 is hinged to the side of the first vertical telescopic component 23, the first ejector rod 26 is used for adjusting the included angle between the first horizontal telescopic component 22 and the first vertical telescopic component 23.
As a specific embodiment of the seed dropping device of the carrot planter, please refer to fig. 1-2, the second slide rail 31 is provided with a second slider 35 in a sliding manner, the lower end of the second horizontal telescopic assembly 32 is fixedly connected to the second slider 35, the telescopic end of the second horizontal telescopic assembly 32 is hinged to the second vertical telescopic assembly 33, the side of the telescopic end of the second horizontal telescopic assembly 32 is hinged to a second ejector rod 36, the ejector rod of the second ejector rod 36 is hinged to the side of the second vertical telescopic assembly 33, and the second ejector rod 36 is used for adjusting an included angle between the second horizontal telescopic assembly 32 and the second vertical telescopic assembly 33. The first ejector bar 26 and the second ejector bar 36 are electrically or manually adjustable members.
As a specific embodiment of the seed dropping device of the carrot planting machine of the present invention, please refer to fig. 1-2, the upper end of the second slide rail 31 is provided with a connecting plate 5, the connecting plate 5 is used for being connected to the carrot planting machine, the connecting plate 5 is a retractable member and can be used for adjusting the mounting height of the second slide rail 31.
As a specific embodiment of the seed dropping device of the carrot planting machine of the present invention, please refer to fig. 1-2, the carrot planting machine is provided with a curved rail 6, the rotation axes of the first roller 24 and the second roller 34 are both slidably connected to the curved rail 6, and the first roller 24 and the second roller 34 are both moved along the curved rail 6 to adjust the position.
As a specific embodiment of the seed dropping device of the carrot planter of the present invention, please refer to fig. 1-2, the curved rails 6 are two and parallel to each other, both ends of the rotation axis of the first roller 24 and the second roller 34 are respectively slidably connected to the two curved rails 6, and the seed rope 4 passes between the two curved rails 6.
As a specific embodiment of the seed dropping device of the carrot planting machine of the present invention, please refer to fig. 1-2, the carrot planting machine is provided with an adjusting column connected to the curved rail 6, and the adjusting column is used for adjusting the height or position of the curved rail 6. The adjustment columns are not shown in the figure.
As a specific embodiment of the seed dropping device of the carrot planter of the present invention, please refer to fig. 1-2, the seed tray 1 is fixedly connected to the carrot planter through the telescopic column 7, and the height of the seed tray 1 is adjusted by means of the telescopic column 7.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides a carrot planter's device of falling kind which characterized in that includes:
the seed disc is rotatably arranged on carrot planting, a seed rope is wound on the seed disc, and one end of the seed rope extends out of the seed disc and can be buried under the ground;
the height adjusting mechanism is arranged on the carrot planting machine, and the seed rope bypasses the height adjusting mechanism and is used for adjusting the leading-out height of the seed rope from the seed tray; and
the buried depth adjusting mechanism is arranged on the carrot planting machine and used for receiving the seed rope led out from the height adjusting mechanism, the seed rope bypasses the buried depth adjusting mechanism and can be buried under the ground, and the buried depth adjusting mechanism is used for adjusting the buried depth of the seed rope under the ground.
2. The cropping device of a carrot planter as recited in claim 1, wherein said height adjustment mechanism comprises:
the first sliding rail is arranged horizontally, and the lower end of the first sliding rail is fixedly arranged on the carrot planting machine;
the first horizontal telescopic component is arranged on the first slide rail in a sliding manner and can be pushed in a telescopic manner along the horizontal direction;
the first vertical telescopic component is arranged on the telescopic end of the first horizontal telescopic component and can be used for telescopic ejection in the vertical direction; and
the first idler wheel is rotatably arranged on the telescopic end of the first vertical telescopic assembly, the rotating plane of the first idler wheel and the rotating plane of the seed tray are in the same plane, and the seed rope bypasses the first idler wheel.
3. The seed dropping device of a carrot planting machine as claimed in claim 2, wherein the burial depth adjusting mechanism comprises:
the second sliding rail is arranged horizontally, and the upper end of the second sliding rail is fixedly arranged on the carrot planting machine;
the second horizontal telescopic component is arranged on the second slide rail in a sliding manner and can be pushed in a telescopic manner along the horizontal direction;
the second vertical telescopic component is arranged on the telescopic end of the second horizontal telescopic component and can be used for telescopic ejection in the vertical direction; and
the second idler wheel is rotatably arranged at the telescopic end of the second vertical telescopic component, the rotating plane of the second idler wheel and the rotating plane of the seed tray are in the same plane, the seed rope led out from the first idler wheel bypasses the second idler wheel, and the seed rope led out from the second idler wheel is used for being buried underground.
4. The seed dropping device of a carrot planting machine as claimed in claim 2, wherein a first sliding block is slidably disposed on the first sliding rail, the lower end of the first horizontal telescopic assembly is fixedly connected to the first sliding block, the telescopic end of the first horizontal telescopic assembly is hinged to the first vertical telescopic assembly, a first push rod is hinged to the side of the telescopic end of the first horizontal telescopic assembly, the push rod of the first push rod is hinged to the side of the first vertical telescopic assembly, and the first push rod is used for adjusting an included angle between the first horizontal telescopic assembly and the first vertical telescopic assembly.
5. The seed dropping device of carrot planting machine according to claim 3, wherein a second slide block is slidably disposed on the second slide rail, the lower end of the second horizontal telescopic assembly is fixedly connected to the second slide block, the telescopic end of the second horizontal telescopic assembly is hinged to the second vertical telescopic assembly, a second push rod is hinged to the side of the telescopic end of the second horizontal telescopic assembly, the push rod of the second push rod is hinged to the side of the second vertical telescopic assembly, and the second push rod is used for adjusting the included angle between the second horizontal telescopic assembly and the second vertical telescopic assembly.
6. The cropping device of a carrot planter as claimed in claim 3, wherein the upper end of the second slide rail is provided with a connecting plate, the connecting plate is used for connecting to the carrot planter, the connecting plate is a telescopic member and can be used for adjusting the installation height of the second slide rail.
7. The cropping device of a carrot planter as claimed in claim 3, wherein a curved rail is provided on the carrot planter, the rotating shafts of the first roller and the second roller are slidably connected to the curved rail, and the first roller and the second roller are moved along the curved rail to adjust positions.
8. The seed dropping device of carrot planting machine according to claim 7, wherein said curved rails are two parallel and parallel to each other, both ends of the rotation shaft of said first roller and said second roller are slidably connected to said two curved rails, respectively, and said seed rope passes through between said two curved rails.
9. The cropping device of a carrot planter as claimed in claim 7, wherein said carrot planter is provided with an adjustment post connected to said curved rail, said adjustment post being adapted to adjust the height or position of said curved rail.
10. The device for seeding of carrot planter according to claim 1 wherein said seed tray is fixedly attached to the carrot planter by telescoping posts, said seed tray height being telescopically adjustable by means of said telescoping posts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121624487.2U CN215188235U (en) | 2021-07-16 | 2021-07-16 | Seed falling device of carrot planter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121624487.2U CN215188235U (en) | 2021-07-16 | 2021-07-16 | Seed falling device of carrot planter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215188235U true CN215188235U (en) | 2021-12-17 |
Family
ID=79427313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121624487.2U Active CN215188235U (en) | 2021-07-16 | 2021-07-16 | Seed falling device of carrot planter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215188235U (en) |
-
2021
- 2021-07-16 CN CN202121624487.2U patent/CN215188235U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108834513B (en) | Multifunctional rice transplanter | |
| CN203167724U (en) | Filming machine | |
| CN204762053U (en) | Eager huge fungus grass seeds equipment of planting of formula of planting in advance | |
| CN201919433U (en) | Multifunctional tree planting machine | |
| CN204482290U (en) | Multi-functional full film cover-seeding fertilizer distributor | |
| CN110637558A (en) | Automatic ditching device for vegetable greenhouse | |
| CN209527142U (en) | A kind of multi-functional rice seedling transplanter | |
| KR101313669B1 (en) | Planting device of sprout of sweet potato | |
| CN103190230A (en) | Full-automatic film laminating planter for tuber crops | |
| CN204907101U (en) | Drip irrigation laying device of pipe and double row sugarcane planter who uses thereof | |
| CN215188235U (en) | Seed falling device of carrot planter | |
| CN104938102B (en) | A kind of planting machinery using Jujun grasses pre-cut kind | |
| CN113711738A (en) | Equidistant sowing agricultural machine based on agricultural planting adjustable distance | |
| CN210076114U (en) | Agricultural seedling breeding device | |
| CN111512865A (en) | Agricultural is with tectorial membrane device that has a function of covering soil | |
| CN107172925A (en) | A kind of paddy rice combines seed-sowing machine | |
| CN216362805U (en) | Device for sowing and seedling | |
| CN214545501U (en) | A seeding earthing device for vegetable planting | |
| CN104838782A (en) | Device for laying drip irrigation pipes and double-row sugarcane planter using same | |
| CN112703861A (en) | Towed row spacing adjustable soybean is planted and is used seeder | |
| CN203015550U (en) | Mulch laying machine capable of covering soil and compacting soil automatically | |
| CN210053814U (en) | Castor seeder | |
| CN106385816A (en) | Multifunctional farming machine | |
| CN209134775U (en) | A kind of sustainable agriculture planting equipment | |
| CN220191437U (en) | Radix scutellariae seedling planting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |