CN216218689U - Rice hill-drop fertilizer applicator - Google Patents
Rice hill-drop fertilizer applicator Download PDFInfo
- Publication number
- CN216218689U CN216218689U CN202122893093.3U CN202122893093U CN216218689U CN 216218689 U CN216218689 U CN 216218689U CN 202122893093 U CN202122893093 U CN 202122893093U CN 216218689 U CN216218689 U CN 216218689U
- Authority
- CN
- China
- Prior art keywords
- fertilizer
- seed
- box
- wheel
- motor
- 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.)
- Expired - Fee Related
Links
- 239000003337 fertilizer Substances 0.000 title claims abstract description 137
- 235000007164 Oryza sativa Nutrition 0.000 title claims abstract description 26
- 235000009566 rice Nutrition 0.000 title claims abstract description 26
- 240000007594 Oryza sativa Species 0.000 title abstract 3
- 238000009331 sowing Methods 0.000 claims abstract description 37
- 238000010899 nucleation Methods 0.000 claims abstract description 36
- 238000007599 discharging Methods 0.000 claims abstract description 35
- 241000721671 Ludwigia Species 0.000 claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- 241000209094 Oryza Species 0.000 claims description 24
- 238000004140 cleaning Methods 0.000 claims description 4
- 230000004720 fertilization Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 6
- 238000012797 qualification Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 235000013339 cereals Nutrition 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000009347 mechanical transmission Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Images
Landscapes
- Sowing (AREA)
- Fertilizing (AREA)
Abstract
The utility model discloses a rice hill-drop fertilizer applicator, which comprises a frame, a seed box, a fertilizer box, a wind power conveying system, a transmission mechanism and a fertilizer application furrow opener, wherein the seed box is arranged on the frame; the front end of the rack is provided with a hanging mechanism, and the seed box and the fertilizer box are arranged above the rack; the bottom of the seed box is provided with a seed discharging port, and a seed sowing device arranged at the seed discharging port is fixedly connected to the bottom of the seed box; the bottom of the fertilizer box is provided with a fertilizer outlet, a fertilizer distributor arranged at the fertilizer outlet is in transmission connection with a fertilizer shaft, and the lower end of the fertilizer distributor is connected with a fertilizer pipe; a plurality of split type ship plates are arranged below the rack, the front ends of the split type ship plates are provided with fertilizing furrower, and the middle parts of the split type ship plates are provided with fertilizer conveying pipe fixing devices; the fertilizer conveying pipe fixer is connected with the fertilizer discharging pipe; the wind power conveying system is used for conveying wind power to the fertilizer box; the fertilizing and seeding control box is used for controlling the seed discharging motor and the fertilizer discharging motor so as to drive each seed discharging device and each fertilizer discharging device to work. The rice hole sowing fertilizer applicator has the advantages of simple structure, easy operation, stable performance, high efficiency and good operation effect.
Description
Technical Field
The utility model relates to the technical field of agricultural machinery, in particular to a rice hole sowing fertilizer applicator.
Background
The rice planting is generally divided into two cultivation modes of seedling raising and transplanting and direct seeding. The seedling raising and transplanting are high in yield, but the process is complex and the production cost is high. With the acceleration of urbanization in China, rural areas face the problems of labor shortage and labor cost increase.
The mechanized direct seeding of the rice is used as a simple and efficient cultivation mode, links such as seedling raising and transporting are omitted, and the method has the advantages of labor saving, cost saving, simple process and the like.
The mechanized hole direct seeding technology of the rice ensures that rice plants are uniformly and orderly distributed, the root system is not damaged, the ventilation and the light transmittance are good, the earning rate is high, the seeds are saved, and the market development prospect is better.
However, the mechanical hole direct seeding machine for rice sold in the current market has the defects of unstable seeding quantity, complex mechanical transmission mechanism and incapability of quickly and simply adjusting hole distance; the seed metering device has complex structure, high manufacturing cost, difficult repair and easy damage to seeds; and the problems of few seeding, missing seeding, overlarge seed hole scattering and the like are caused, and the working efficiency and the operation quality of direct seeding of rice are seriously influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a rice hole sowing fertilizer applicator which is suitable for mechanized hole direct sowing of rice. The seeding quantity is uniform and stable, the hole distance can be quickly adjusted, the seeds are not damaged, the qualification rate of hole grains and the qualification rate of hole diameter are high, the structure is simple, the operation is convenient, and the production and the maintenance are easy; high efficiency, good operation effect, can relieve the shortage of labor force, reduce the labor intensity of farmers and increase the income of farmers.
In order to achieve the purpose, the utility model provides the following scheme:
the utility model provides a rice hill-drop fertilizer applicator, which comprises a frame, a seed box, a fertilizer box, a wind power conveying system, a transmission mechanism and a fertilizer furrow opener, wherein the seed box is arranged on the frame;
the front end of the rack is provided with a hanging mechanism, the seed box and the fertilizer box are arranged above the rack, and the fertilizer box is positioned at the front end of the seed box;
the bottom of the seed box is provided with a plurality of seed metering ports, seed metering devices are correspondingly arranged at the seed metering ports, and the seed metering devices are fixedly connected to the bottom of the seed box; the upper end of the seed sowing device is provided with a seed cleaning brush, the middle part of the seed sowing device is provided with a spoon-shaped groove seed sowing wheel and a plug pin type adjusting wheel, the spoon-shaped groove seed sowing wheel and the plug pin type adjusting wheel are inserted and matched, and the spoon-shaped groove seed sowing wheel and the plug pin type adjusting wheel are connected with a seed sowing shaft through a shaft hole;
the bottom of the fertilizer box is provided with a plurality of fertilizer outlets, fertilizer devices are correspondingly arranged at the fertilizer outlets and are in transmission connection with the fertilizer shafts, the fertilizer devices are fixedly connected with the bottom of the fertilizer box, and the lower ends of the fertilizer devices are connected with fertilizer pipes;
a plurality of split ship plates are arranged below the rack; the front end of the split type ship plate is provided with a fertilizing furrow opener, and the middle part of the split type ship plate is provided with a fertilizer conveying pipe fixer; the fertilizer conveying pipe fixer is connected with the fertilizer discharging pipe;
the wind power conveying system is used for conveying wind power to the fertilizer box; drive mechanism is including seeding fertilization control box, seed metering motor, fertilizer motor, seed metering axle and fertilizer axle, seeding fertilization control box is used for controlling seed metering motor and fertilizer motor, the seed metering motor is used for the drive thereby the motion of seed metering axle drives each seed metering ware work, the fertilizer motor is used for the drive thereby the motion of fertilizer axle drives each fertilizer ware work.
Preferably, the lower end of the seed sowing device is provided with a seed sowing guide.
Preferably, the section of the spoon-shaped groove seed sowing wheel consists of a section of circular arc and two sections of tangent lines, and the two sections of tangent lines are respectively tangent lines at two end points of the circular arc.
Preferably, a spiral grooved wheel is arranged in the fertilizer distributor, a slotted hole in the spiral grooved wheel is provided with a spiral lifting angle, one end of the spiral grooved wheel is provided with a leakage-proof check ring, the other end of the spiral grooved wheel is provided with a check ring, and the spiral grooved wheel is connected with a fertilizer discharging shaft through a shaft hole.
Preferably, the wind power conveying system comprises a fan, an air supply pipe and shunt pipes, the air supply pipe is installed at the front end of the fertilizer box and connected with the fan, the air supply pipe is provided with the shunt pipes, and the shunt pipes are connected with the middle part of the fertilizer discharging pipe.
Compared with the prior art, the utility model has the following beneficial technical effects:
1. according to the rice hole-sowing fertilizer applicator, the side deep-fertilizing device is additionally arranged on the rice direct-sowing machine, so that the functions of machines and tools are increased, the operation efficiency is improved, the use of chemical fertilizers is reduced, and the environment is protected. And a spiral fertilizer distributor is adopted, so that the uniformity of fertilizer distribution is improved.
2. The seed sowing device and the fertilizing device are respectively driven by the double motors, so that a mechanical transmission mechanism is omitted, and the structure of the whole machine is simplified. The seeding and fertilizing controller is adopted to control the rotating speed of the speed regulating motor and drive the seeding device and the fertilizer discharging device to work, so that the seeding amount and the fertilizing amount are controlled in real time by the vehicle speed, and the uniform and stable discharge of rice seeds and fertilizer is ensured; and the hill distance can be quickly adjusted by the seeding and fertilizing controller.
3. The outer grooved wheel adopts a spoon-shaped groove, the cross section of the groove is formed by 1 section of circular arc and 2 sections of tangent lines, and the qualification rate of hole grains and the qualification rate of hole diameters in the sowing process can be improved.
4. The whole machine has simple structure, easy operation, stable performance, high efficiency and good operation effect.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments 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 front view of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is a schematic view of the transmission of the present invention;
FIG. 4 is a schematic view of a wind delivery system of the present invention;
FIG. 5 is a front view of the seed meter;
FIG. 6 is a side view of the seed meter;
FIG. 7 is a diagram showing the overall structure of the seed metering device;
FIG. 8 is a front view of the fertilizer apparatus;
FIG. 9 is a side view of the fertilizer apparatus;
FIG. 10 is a view showing the overall structure of the fertilizer apparatus;
wherein, 1, a fan; 2, a frame; 3, a blast pipe; 4, dividing a tube; 5 fertilizing a furrow opener; 6 separate type ship boards; 7, hanging and installing a mechanism; 8, a seed shaft; 9, a seed sowing device; 10 fertilizer discharging shafts; 11 a fertilizer apparatus; 12 a seed sowing motor; 13 a fertilizer discharging motor; 14 seed boxes; 15, fertilizer box; 16 shunt tubes; 17 a seed discharge guide; 18 fertilizer delivery pipe fixer; 19 a fertilizer discharging pipe; 20 sowing and fertilizing control box; 21 a seed meter housing; 22, cleaning a seed brush; 23 spoon-shaped groove seed sowing wheels; 24 spoon-shaped grooves; 25 bolt type regulating wheels; 26 a fertilizer apparatus housing; 27 a retainer ring; 28 spiral wheel grooves; 29 leak-proof check ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The utility model aims to provide a rice hole sowing fertilizer applicator which is suitable for mechanized hole direct sowing of rice. The seeding quantity is uniform and stable, the hole distance can be quickly adjusted, the seeds are not damaged, the qualification rate of hole grains and the qualification rate of hole diameter are high, the structure is simple, the operation is convenient, and the production and the maintenance are easy; high efficiency, good operation effect, can relieve the shortage of labor force, reduce the labor intensity of farmers and increase the income of farmers.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
As shown in fig. 1-10, the present embodiment provides a rice hill-drop fertilizer applicator, which includes a frame 2, a seed box 14, a fertilizer box 15, a wind power transmission system, a transmission mechanism and a fertilizer furrow opener 5; the front end of the frame 2 is provided with a hanging mechanism 7, the seed box 14 and the fertilizer box 15 are arranged above the frame 2, and the fertilizer box 15 is positioned at the front end of the seed box 14; the bottom of the seed box 14 is provided with a plurality of seed metering ports, seed metering devices 9 are correspondingly arranged at the seed metering ports, and the seed metering devices 9 are fixedly connected to the bottom of the seed box 14; the lower end of the seed sowing device 9 is provided with a seed sowing guide 17. The upper end of the seed metering device 9 is provided with a seed cleaning brush 22, the middle part is provided with a spoon-shaped groove seed metering wheel 23 and a plug type adjusting wheel 25, the spoon-shaped groove seed metering wheel 23 and the plug type adjusting wheel 25 are inserted and matched, and the spoon-shaped groove seed metering wheel 23 and the plug type adjusting wheel 25 are connected with the seed metering shaft 8 through shaft holes; the bottom of the fertilizer box 15 is provided with a plurality of fertilizer outlets, fertilizer devices 11 are correspondingly arranged at the fertilizer outlets, the fertilizer devices 11 are in transmission connection with a fertilizer shaft 10, the fertilizer devices 11 are fixedly connected with the bottom of the fertilizer box 15, and the lower ends of the fertilizer devices 11 are connected with a fertilizer pipe 19; a plurality of split ship boards 6 are arranged below the frame 2; the front end of the separate ship plate 6 is provided with a fertilizing furrower 5, and the middle part is provided with a fertilizer conveying pipe fixer 18; the fertilizer conveying pipe fixer 18 is connected with the fertilizer discharging pipe 19;
the wind power conveying system is used for conveying wind power to the fertilizer box 15; the transmission mechanism comprises a seeding and fertilizing control box 20, a seed discharging motor 12, a fertilizer discharging motor 13, a seed discharging shaft 8 and a fertilizer discharging shaft 10, the seeding and fertilizing control box 20 is used for controlling the seed discharging motor 12 and the fertilizer discharging motor 13, the seed discharging motor 12 is used for driving the seed discharging shaft 8 to move so as to drive each seed discharging device 9 to work, and the fertilizer discharging motor 13 is used for driving the fertilizer discharging shaft 10 to move so as to drive each fertilizer discharging device 11 to work; the seeding and fertilizing control box 20 controls the seed discharging motor 12 and the fertilizing motor 13, in the operation process, the fertilizing and seeding controller 20 obtains the vehicle body running speed by analyzing GPS data, synchronously calculates the target rotating speeds of the seed discharging motor 12 and the fertilizing motor 13, and drives the seed discharging device 9 and the fertilizing device 11 to work by the seed discharging motor 12 and the fertilizing motor 13, so that the seeding rate and the fertilizing rate are controlled in real time by the vehicle speed.
During operation, the rice hole sowing fertilizer applicator is connected with the head of the rice transplanter through the hanging mechanism 7, the hanging mechanism 7 is provided with a photoelectric sensing switch, when the machine is lifted, the motor is automatically turned off, and the fertilizing and sowing operation is stopped. When the machine falls down, the motor recovers to work, and normal operation can be realized.
Furthermore, a spoon-shaped groove seed wheel 23 is fixedly arranged at the central position of the seed sowing device 9, and the spoon-shaped groove seed wheel 23 is inserted and matched with the bolt type adjusting wheel 25. The section of the spoon-shaped groove 24 of the spoon-shaped groove seed sowing wheel 23 consists of a section of circular arc and two sections of tangent lines, and the two sections of tangent lines are respectively tangent lines at two end points of the circular arc. The bolt type adjusting wheel 25 is fixedly arranged on the seeding shaft 8. The axial position of the seeding shaft 8 is adjusted, the relative position of the seeding bolt type adjusting wheel 25 and the spoon-shaped groove seeding wheel 23 is integrally adjusted, the size of the seeding groove is changed, and the integral adjustment of the seeding quantity is realized. The seeding quantity of each seeder can be independently adjusted by adjusting the position of the single bolt type adjusting wheel 25 on the seeding shaft 8, adjusting the relative position of the bolt type adjusting wheel 25 and the spoon-shaped groove seeding wheel 23 and changing the size of the seeding groove.
In this embodiment, a spiral grooved wheel 28 is arranged in the fertilizer apparatus 11, a groove hole on the spiral grooved wheel 28 has a helix angle, one end of the spiral grooved wheel 28 is equipped with a leakage-proof retainer ring 29, the other end is equipped with a retainer ring 27, the spiral grooved wheel 28 is connected with the fertilizer shaft 10 through a shaft hole, and the opening of the spiral grooved wheel 18 is integrally adjusted by adjusting the axial position of the fertilizer shaft 10, so as to realize the integral adjustment of the fertilizer discharging amount.
In this embodiment, the fertilizer trench is opened by the fertilizer furrow opener 5, and fertilizer is discharged into the fertilizer trench at the position of the fertilizer tube holder 18.
Wind-force conveying system includes fan 1, blast pipe 3 and shunt tubes 4, and blast pipe 3 is installed at fertile 15 front ends of case, and blast pipe 3 is connected with fan 1, has a plurality of shunt tubes 4 on the blast pipe 3, and shunt tubes 4 are connected with fertilizer discharging tube 19 middle part. The fan 1 can adjust wind power, the fan 1 conveys the wind power to each shunt pipe 4 through the blast pipe 3, the conveying of granular fertilizer is enhanced through the wind power, and the fertilizer discharge pipe 19 is not easy to block.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
The principle and the implementation mode of the utility model are explained by applying a specific example, and the description of the embodiment is only used for helping to understand the method and the core idea of the utility model; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In summary, this summary should not be construed to limit the present invention.
Claims (5)
1. A rice hill-drop fertilizer applicator is characterized in that: comprises a frame, a seed box, a fertilizer box, a wind power conveying system, a transmission mechanism and a fertilizing furrower;
the front end of the rack is provided with a hanging mechanism, the seed box and the fertilizer box are arranged above the rack, and the fertilizer box is positioned at the front end of the seed box;
the bottom of the seed box is provided with a plurality of seed metering ports, seed metering devices are correspondingly arranged at the seed metering ports, and the seed metering devices are fixedly connected to the bottom of the seed box; the upper end of the seed sowing device is provided with a seed cleaning brush, the middle part of the seed sowing device is provided with a spoon-shaped groove seed sowing wheel and a plug pin type adjusting wheel, the spoon-shaped groove seed sowing wheel and the plug pin type adjusting wheel are inserted and matched, and the spoon-shaped groove seed sowing wheel and the plug pin type adjusting wheel are connected with a seed sowing shaft through a shaft hole;
the bottom of the fertilizer box is provided with a plurality of fertilizer outlets, fertilizer devices are correspondingly arranged at the fertilizer outlets and are in transmission connection with the fertilizer shafts, the fertilizer devices are fixedly connected with the bottom of the fertilizer box, and the lower ends of the fertilizer devices are connected with fertilizer pipes;
a plurality of split ship plates are arranged below the rack; the front end of the split type ship plate is provided with a fertilizing furrow opener, and the middle part of the split type ship plate is provided with a fertilizer conveying pipe fixer; the fertilizer conveying pipe fixer is connected with the fertilizer discharging pipe;
the wind power conveying system is used for conveying wind power to the fertilizer box; drive mechanism is including seeding fertilization control box, seed metering motor, fertilizer motor, seed metering axle and fertilizer axle, seeding fertilization control box is used for controlling seed metering motor and fertilizer motor, the seed metering motor is used for the drive thereby the motion of seed metering axle drives each seed metering ware work, the fertilizer motor is used for the drive thereby the motion of fertilizer axle drives each fertilizer ware work.
2. The rice hill-drop fertilizer applicator of claim 1, wherein: the lower end of the seeding unit is provided with a seeding guider.
3. The rice hill-drop fertilizer applicator of claim 1, wherein: the section of the spoon-shaped groove seed sowing wheel is composed of a section of circular arc and two sections of tangent lines, and the two sections of tangent lines are respectively tangent lines at two end points of the circular arc.
4. The rice hill-drop fertilizer applicator of claim 1, wherein: the fertilizer distributor is characterized in that a spiral grooved wheel is arranged in the fertilizer distributor, a slotted hole in the spiral grooved wheel is provided with a spiral lifting angle, one end of the spiral grooved wheel is provided with a leakage-proof check ring, the other end of the spiral grooved wheel is provided with a check ring, and the spiral grooved wheel is connected with a fertilizer distributing shaft through a shaft hole.
5. The rice hill-drop fertilizer applicator of claim 1, wherein: the wind power conveying system comprises a fan, an air supply pipe and shunt pipes, wherein the air supply pipe is installed at the front end of the fertilizer box and connected with the fan, a plurality of shunt pipes are arranged on the air supply pipe, and the shunt pipes are connected with the middle of the fertilizer discharging pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122893093.3U CN216218689U (en) | 2021-11-19 | 2021-11-19 | Rice hill-drop fertilizer applicator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122893093.3U CN216218689U (en) | 2021-11-19 | 2021-11-19 | Rice hill-drop fertilizer applicator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216218689U true CN216218689U (en) | 2022-04-08 |
Family
ID=80957324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122893093.3U Expired - Fee Related CN216218689U (en) | 2021-11-19 | 2021-11-19 | Rice hill-drop fertilizer applicator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216218689U (en) |
-
2021
- 2021-11-19 CN CN202122893093.3U patent/CN216218689U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105453774B (en) | Naked oats dual-purpose type pneumatic transmission formula collection arranges device | |
| CN204069698U (en) | Multifunctional seed drill | |
| CN104206087A (en) | Fertilizer distributor | |
| CN103329666A (en) | Push rod-mixing disc combination type bidirectional pneumatic precise seed sowing device for rice bud seed direct sowing | |
| CN206602814U (en) | A kind of Rice lateral deep fertilizer spraying machine | |
| CN105659987A (en) | Fine-quantity non-tillage direct oilseed rape seeding machine | |
| CN107683650B (en) | Dual-purpose pneumatic conveying type direct seeding machine for rape and wheat | |
| CN110786108A (en) | Synchronous rice transplanting direct seeding breeding machine | |
| CN216218689U (en) | Rice hill-drop fertilizer applicator | |
| CN209563177U (en) | The adjustable speed variable fertilizer feed mechanism for seed of servo motor driving | |
| CN205336817U (en) | Ware is arranged to naked oats dual -purpose pneumatic transmission formula collection | |
| CN206760009U (en) | A kind of combined seed and fertilizer drill | |
| CN207427745U (en) | Rape wheat dual-purpose type pneumatic transmission formula seed-sowing machine | |
| CN215223039U (en) | Intelligent pneumatic precision seeder for small-grain-size seeds and vegetables | |
| CN109937651A (en) | A kind of precision direct sowing machine for rape suitable for hills area heavy soil | |
| CN207011251U (en) | The double kinds of cavate precise seeders for crop breeding experiment | |
| CN202857269U (en) | Radar measurement and control precision seeder | |
| CN113330869B (en) | Intelligent pneumatic precision seeder for small-particle-size seeds and vegetables | |
| CN214257131U (en) | Join in marriage rice direct seeder that joins in marriage dress side deep fertilizing apparatus | |
| CN202009575U (en) | Quantitative fixed-spacing planter for particulate crop seeds | |
| CN204907071U (en) | Little seed grain precision planter | |
| CN2717189Y (en) | Seedling flower nursery precision planter | |
| CN211881014U (en) | Synchronous rice transplanting direct seeding breeding machine | |
| CN115943779A (en) | Six-row corn-soybean intercropping air-suction type precision no-tillage planter | |
| CN209882529U (en) | Smart volume fertilizer distributor of rice |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220408 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |