CN113841491A - Fixed-point accurate material conveyor - Google Patents
Fixed-point accurate material conveyor Download PDFInfo
- Publication number
- CN113841491A CN113841491A CN202111236848.0A CN202111236848A CN113841491A CN 113841491 A CN113841491 A CN 113841491A CN 202111236848 A CN202111236848 A CN 202111236848A CN 113841491 A CN113841491 A CN 113841491A
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- conveying
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- floating plate
- shaking
- vehicle body
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- 239000000463 material Substances 0.000 title claims abstract description 64
- 230000007246 mechanism Effects 0.000 claims abstract description 58
- 238000007667 floating Methods 0.000 claims description 34
- 230000004720 fertilization Effects 0.000 abstract description 14
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 abstract description 8
- 239000011248 coating agent Substances 0.000 abstract description 6
- 238000000576 coating method Methods 0.000 abstract description 6
- 238000010276 construction Methods 0.000 abstract description 5
- 235000012255 calcium oxide Nutrition 0.000 abstract description 4
- 239000000292 calcium oxide Substances 0.000 abstract description 4
- 230000007480 spreading Effects 0.000 abstract description 4
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 13
- 235000011941 Tilia x europaea Nutrition 0.000 description 13
- 239000004571 lime Substances 0.000 description 13
- 239000003337 fertilizer Substances 0.000 description 5
- 241000209094 Oryza Species 0.000 description 3
- 235000007164 Oryza sativa Nutrition 0.000 description 3
- 235000009566 rice Nutrition 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
Images
Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C15/00—Fertiliser distributors
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C15/00—Fertiliser distributors
- A01C15/002—Fertiliser distributors with oscillating distributing spouts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G27/00—Jigging conveyors
- B65G27/10—Applications of devices for generating or transmitting jigging movements
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/12—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for distributing granular or liquid materials
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/16—Devices for marking-out, applying, or forming traffic or like markings on finished paving; Protecting fresh markings
- E01C23/20—Devices for marking-out, applying, or forming traffic or like markings on finished paving; Protecting fresh markings for forming markings in situ
- E01C23/22—Devices for marking-out, applying, or forming traffic or like markings on finished paving; Protecting fresh markings for forming markings in situ by spraying
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Mechanical Engineering (AREA)
- Fertilizing (AREA)
Abstract
The invention discloses a fixed-point accurate material conveyor which comprises a material bin, a conveying mechanism and a conveying hose, wherein two ends of the conveying hose are respectively connected with the material bin and the conveying mechanism. The invention can be applied to farmland fixed-point accurate deep fertilization and quicklime spreading, can also be applied to road coating and road marking construction, has wide application range and high working efficiency, and can accurately control material conveying and throwing at fixed points.
Description
Technical Field
The invention relates to the field of machinery, in particular to a fixed-point accurate material conveyor.
Background
The deep fertilization is to put the bottom fertilizer to the bottom of the plough layer, and the fertilization depth is 45-50 mm. The fertilization position is near the seedling side, the fertilizer is quickly absorbed after the seedlings turn green, and different from surface layer fertilization, the deep fertilization fertilizer is concentrated, the contact with soil is less, the fertilizer concentration is high, the microorganism acquisition is less, the denitrification is less, and the rice absorption utilization rate is high. Compared with the rice which is deeply fertilized from stem number change, the rice which is deeply fertilized has obviously increased tillering from the initial tillering stage, the effective tillering termination stage and the highest tillering stage are advanced, and the over fertilization can be prevented. The fertilizer distributor that uses in present farmland not only carries the hose to block up easily, influences the accurate fertilization of fixed point, and the fertilization degree of depth is inhomogeneous moreover, can not be along with the automatic adjustment fertilization degree of depth that the farmland fluctuates, causes the seedling to grow inhomogeneous.
In addition, when lime is scattered in the farmland, the lime is scattered manually in the past, but the labor intensity of manual scattering is high, and the lime is easy to damage human bodies; with the advance of technology, some mechanized lime spraying operation devices have appeared. For example, patent publication No. CN203903510U entitled "a lime throwing apparatus" changes the conventional lime leaking through holes or grooves into moving up and down by two push plates, and forcibly throws out the lime in a lime container at the speed of moving up and down by moving up and down the push plates. For example, the patent is granted under the publication number CN111924452B, and the patent name is "a material throwing machine, which also adopts a lime throwing method. Lime can generate a large amount of dust when being thrown, and the lime can only be placed on the surface of the soil, so that the lime powder cannot be accurately and uniformly spread at fixed points, and the lime cannot be placed in the soil.
In addition, the coating needs to be accurately conveyed at fixed points in road coating and road marking construction. Therefore, a fixed-point accurate material conveyor is urgently needed to be developed, can be applied to fixed-point accurate deep fertilization and quicklime spreading in farmlands, and can also be applied to road coating and road marking construction.
Disclosure of Invention
In view of this, the invention provides a fixed-point accurate material conveyor, which prevents a conveying hose from being blocked to influence fixed-point accurate material conveying and throwing.
On one hand, the invention provides a fixed-point accurate material conveyor which comprises a material bin, a conveying mechanism and a conveying hose, wherein two ends of the conveying hose are respectively connected with the material bin and the conveying mechanism.
In order to further prevent to carry the hose jam, influence the accurate material of fixed point and carry and put in. In a further technical scheme, the shaking device comprises a shaking motor and a shaking frame, the shaking motor is connected with the shaking frame, the conveying hose is placed on the shaking frame, and the shaking motor drives the shaking frame to rotate so that the conveying hose can shake intermittently.
In order to further prevent to carry the hose jam, influence the accurate material of fixed point and carry and put in. In a further technical scheme, the shaking frame comprises a rotating shaft and an eccentric shaft, the rotating shaft is connected with the eccentric shaft, the rotating shaft is coaxial with the shaking motor, and the eccentric shaft is eccentric relative to the axis of the shaking motor.
In order to further prevent to carry the hose jam, influence the accurate material of fixed point and carry and put in. In a further technical scheme, the shaking device is installed at the middle section of the conveying hose.
In order to automatically adjust the material conveying depth along with the fluctuation of the farmland and realize fixed-point accurate material conveying and feeding. In a further technical scheme, the device comprises a vehicle body and an automatic lifting mechanism, wherein the automatic lifting mechanism is arranged on the vehicle body, a conveying mechanism and a shaking device are arranged on the automatic lifting mechanism, and a material bin is arranged on the vehicle body;
the automatic lifting mechanism comprises a rack, a lifting oil cylinder, a control valve and a floating plate, wherein two ends of the lifting oil cylinder are respectively connected with a vehicle body and the rack, the control valve is installed on the rack or the vehicle body, the floating plate is rotatably connected with the rack, the floating plate is in contact with the ground to sense the depression ground, and the floating plate swings to drive the control valve to control the lifting oil cylinder to drive the automatic lifting mechanism to lift.
In order to automatically adjust the material conveying depth along with the fluctuation of the farmland and realize fixed-point accurate material conveying and feeding. In a further technical scheme, the automatic lifting mechanism comprises an upper connecting rod and a lower connecting rod, two ends of the upper connecting rod and two ends of the lower connecting rod are hinged with the frame and the vehicle body, and the upper connecting rod, the lower connecting rod, the vehicle body and the frame form a parallelogram mechanism.
In order to automatically adjust the material conveying depth along with the fluctuation of the farmland and realize fixed-point accurate material conveying and feeding. In further technical scheme, including pull rod and pendulum rod and control valve act as go-between, floating plate one end and frame rotatable coupling, the floating plate other end is connected with the pull rod, and the pendulum rod is installed in the frame, and the pendulum rod both ends are connected with control valve act as go-between and pull rod respectively, and the control valve acts as go-between and is connected with the control valve.
In order to automatically adjust the material conveying depth along with the fluctuation of the farmland and realize fixed-point accurate material conveying and feeding. In a further technical scheme, automatic lifting mechanism installs at automobile body rear portion, and the floating plate is installed at automatic lifting mechanism interlude, and floating plate rear end and frame rotatable coupling are connected, and the floating plate front end is connected with the pull rod, and the floating plate front end perks upwards.
In order to automatically adjust the material conveying depth along with the fluctuation of the farmland and realize fixed-point accurate material conveying and feeding. In a further technical scheme, conveying mechanism includes conveying motor, transport hard tube, conveying screw, and conveying screw is located the transport hard tube, and conveying motor is connected with conveying screw, and conveying motor drive conveying screw is rotatory, and the conveying hose is connected with the transport hard tube interlude, and the transport hard tube inclines forward and installs.
In order to automatically adjust the material conveying depth along with the fluctuation of the farmland and realize fixed-point accurate material conveying and feeding. In a further technical scheme, the conveying mechanism comprises a plurality of conveying mechanisms, and the plurality of conveying mechanisms are arranged side by side along the tail end of the rack.
Compared with the prior art, the fixed-point accurate material conveyor has the beneficial effects that:
1. the fixed-point accurate material conveyor can be applied to fixed-point accurate deep fertilization and quicklime spreading in farmlands, can also be applied to road coating and road marking construction, has wide application range and high working efficiency, and can accurately control material conveying and throwing at fixed points.
2. The conveying hose is placed on the shaking device, and the shaking device enables the conveying hose to shake intermittently, so that air in the conveying hose can be discharged, the phenomenon of air blockage of the conveying hose is prevented, the flowing performance of materials in the conveying hose can be improved, the materials are prevented from being blocked in the conveying hose, and the fixed-point accurate material conveying and throwing are influenced.
3. When the accurate material conveyer of fixed point goes in uneven farmland, conveying mechanism also can fluctuate from top to bottom, causes the farmland to fertilize the degree of depth inhomogeneous. Therefore, the floating plate is contacted with the ground to sense the hollow ground, when the hollow farmland is met, the floating plate can swing correspondingly, the floating plate swings to drive the control valve to control the lifting oil cylinder to drive the automatic lifting mechanism to lift, and the uniform farmland fertilizing depth is realized.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic perspective view of a fixed point precision material conveyor according to the present invention;
FIG. 2 is a side view of FIG. 1;
FIG. 3 is a perspective view of the lifting mechanism of FIG. 1;
FIG. 4 is a side view of FIG. 3;
FIG. 5 is a schematic diagram of the dithering apparatus of FIG. 1;
fig. 6 is a schematic view of the conveying mechanism of fig. 1.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in fig. 1 and 2, the present invention preferably provides a fixed-point precise material conveyor, which includes a vehicle body 1, an automatic lifting mechanism 2, a material bin 3, a conveying mechanism 6, a conveying hose 4, and a shaking device 5, wherein the conveying mechanism 6 includes a plurality of conveying mechanisms 6, and the plurality of conveying mechanisms 6 are arranged side by side along a tail end of a rack 20 (see fig. 3). Install accurate material transport control system 8 and unmanned control system 7 on automobile body 1, accurate material transport control system 8 control 6 fixed point accurate material of conveying mechanism is carried, and unmanned control system 7 controls automobile body 1 unmanned. The automatic lifting mechanism 2 is installed on the rear of the vehicle body 1, the conveying mechanism 6 and the shaking device 5 are installed on the automatic lifting mechanism 2, the material bin 3 is installed on the vehicle body 1, the installation position of the material bin 3 is higher than that of the conveying mechanism 6, the installation height of the shaking device 5 is located between the material bin 3 and the conveying mechanism 6, two ends of the conveying hose 4 are respectively connected with the material bin 3 and the conveying mechanism 6, the conveying hose 4 is placed on the shaking device 5, and the shaking device 5 enables the conveying hose 4 to shake or vibrate intermittently.
As shown in fig. 6, the conveying mechanism 6 includes a conveying motor 61, a conveying hard tube 60, and a conveying screw 62, the conveying screw 62 is located in the conveying hard tube 60, the conveying motor 61 is connected with the conveying screw 62, the conveying motor 61 drives the conveying screw 62 to rotate, the conveying hose 4 is connected with the middle section of the conveying hard tube 60, and the conveying hard tube 60 is mounted in a forward tilting manner.
The fixed-point accurate material conveyor can be applied to fixed-point accurate deep fertilization and quicklime spreading in farmlands, can also be applied to road coating and road marking construction, has wide application range and high working efficiency, and can accurately control material conveying and throwing at fixed points. According to the invention, the conveying hose 4 is placed on the shaking device 5, and the shaking device 5 enables the conveying hose 4 to shake intermittently, so that air in the conveying hose 4 can be discharged, the phenomenon of air blockage of the conveying hose 4 is prevented, the flowing performance of materials in the conveying hose can be improved, the materials are prevented from being blocked in the conveying hose 4, and the fixed-point accurate material conveying and throwing are influenced.
As shown in fig. 5, the shaking device 5 is mounted in the middle of the delivery hose 4. The shaking device 5 comprises a shaking motor 50 and a shaking frame, the shaking motor 50 is connected with the shaking frame, the conveying hose 4 is placed on the shaking frame, the shaking frame comprises a rotating shaft 52 and an eccentric shaft 53, the rotating shaft 52 is connected with the eccentric shaft 53, the rotating shaft 52 is coaxial with the shaking motor 50, and the eccentric shaft 53 is eccentric relative to the axis of the shaking motor 50. The shaking motor 50 drives the shaking frame to rotate so as to intermittently shake the conveying hose 4. The dithering means 5 may also take other types of configurations.
As shown in fig. 3 and 4, the automatic lifting mechanism 2 comprises a frame 20, a lifting cylinder 21, a control valve 25 and a floating plate 28, wherein two ends of the lifting cylinder 21 are respectively connected with the vehicle body 1 and the frame 20, the control valve 25 is installed on the frame 20 or the vehicle body 1, the floating plate 28 is rotatably connected with the frame 20, the floating plate 28 is in contact with the ground to sense the depressed ground, and the floating plate 28 swings to drive the control valve 25 to control the lifting cylinder 21 to drive the automatic lifting mechanism 2 to lift. The floating plate 28 is arranged at the middle section of the automatic lifting mechanism 2, the rear end of the floating plate 28 is rotatably connected with the frame 20, and the front end of the floating plate 28 is tilted upwards. The front end of the floating plate 28 is connected with a pull rod 27, the swing rod 26 is installed on the frame 20, two ends of the swing rod 26 are respectively connected with a control valve pull wire 24 and the pull rod 27, and the control valve pull wire 24 is connected with the control valve 25. The automatic lifting mechanism 2 comprises an upper connecting rod 22 and a lower connecting rod 23, two ends of the upper connecting rod 22 and the lower connecting rod 23 are hinged with the frame 20 and the vehicle body 1, and the upper connecting rod 22, the lower connecting rod 23, the vehicle body 1 and the frame 20 form a parallelogram mechanism.
As shown in fig. 4, when the precise material conveyor with fixed point travels in a rough farmland, if the floating plate 28 tilts forward, which means that the rear end of the floating plate 28 is lower than the front end, the height of the conveying hard pipe 60 of the conveying mechanism 6 from the surface of the farmland is reduced (i.e. the fertilizing depth is reduced), at this time, the floating plate 28 drives the swing rod 26 to swing through the pull rod 27, the swing rod 26 tensions the control valve pull wire 24, and the control valve pull wire 24 controls the control valve 25 to control the lifting cylinder 21 to drive the automatic lifting mechanism 2 to descend, so that the fertilizing depth is increased. On the contrary, the swing rod 26 loosens the control valve pull wire 24, and the control valve pull wire 24 controls the control valve 25 to control the lifting oil cylinder 21 to drive the automatic lifting mechanism 2 to ascend, so that the fertilizing depth is reduced. The uniform fertilization depth of the farmland is realized.
The techniques not described above are common general knowledge of the skilled person. The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. The utility model provides an accurate material conveyer of fixed point, includes material storehouse (3), conveying mechanism (6), conveying hose (4), and conveying hose (4) both ends are connected with material storehouse (3) and conveying mechanism (6) respectively, its characterized in that, including shake device (5), conveying hose (4) are placed on shake device (5), and shake device (5) make conveying hose (4) intermittent type shake.
2. The fixed point precision material conveyor according to claim 1, characterized in that the shaking device (5) comprises a shaking motor (50) and a shaking frame, the shaking motor (50) is connected with the shaking frame, the conveying hose (4) is placed on the shaking frame, and the shaking motor (50) drives the shaking frame to rotate to intermittently shake the conveying hose (4).
3. The fixed point precision feed conveyor of claim 2, wherein the dithering frame includes a rotating shaft (52) and an eccentric shaft (53), the rotating shaft (52) and the eccentric shaft (53) are connected, the rotating shaft (52) is coaxial with the dithering motor (50), and the eccentric shaft (53) is eccentric with respect to the axis of the dithering motor (50).
4. The precision spot feed conveyor according to claim 1, wherein the shaking device (5) is mounted in the middle of the feed hose (4).
5. The fixed point accurate material conveyor according to claim 1, which is characterized by comprising a vehicle body (1) and an automatic lifting mechanism (2), wherein the automatic lifting mechanism (2) is arranged on the vehicle body (1), the conveying mechanism (6) and a shaking device (5) are arranged on the automatic lifting mechanism (2), and the material bin (3) is arranged on the vehicle body (1);
the automatic lifting mechanism (2) comprises a rack (20), a lifting oil cylinder (21), a control valve (25) and a floating plate (28), wherein two ends of the lifting oil cylinder (21) are respectively connected with a vehicle body (1) and the rack (20), the control valve (25) is installed on the rack (20) or the vehicle body (1), the floating plate (28) is rotatably connected with the rack (20), the floating plate (28) is in contact with the ground to sense the pothole ground, and the floating plate (28) swings to drive the control valve (25) to control the lifting oil cylinder (21) to drive the automatic lifting mechanism (2) to lift.
6. The fixed point precise material conveyor according to claim 5, wherein the automatic lifting mechanism (2) comprises an upper connecting rod (22) and a lower connecting rod (23), two ends of the upper connecting rod (22) and the lower connecting rod (23) are hinged with the frame (20) and the vehicle body (1), and the upper connecting rod (22), the lower connecting rod (23), the vehicle body (1) and the frame (20) form a parallelogram mechanism.
7. The fixed point precise material conveyor according to claim 5, which comprises a pull rod (27), a swing rod (26) and a control valve pull wire (24), wherein one end of a floating plate (28) is rotatably connected with the frame (20), the other end of the floating plate (28) is connected with the pull rod (27), the swing rod (26) is installed on the frame (20), two ends of the swing rod (26) are respectively connected with the control valve pull wire (24) and the pull rod (27), and the control valve pull wire (24) is connected with the control valve (25).
8. The fixed-point precise material conveyor as claimed in claim 7, wherein the automatic lifting mechanism (2) is installed at the rear part of the vehicle body (1), the floating plate (28) is installed at the middle section of the automatic lifting mechanism (2), the rear end of the floating plate (28) is rotatably connected with the frame (20), the front end of the floating plate (28) is connected with the pull rod (27), and the front end of the floating plate (28) is tilted upwards.
9. The fixed point precise material conveyor according to any one of claims 1 to 8, wherein the conveying mechanism (6) comprises a conveying motor (61), a conveying hard pipe (60) and a conveying screw (62), the conveying screw (62) is positioned in the conveying hard pipe (60), the conveying motor (61) is connected with the conveying screw (62), the conveying motor (61) drives the conveying screw (62) to rotate, the conveying hose (4) is connected with the middle section of the conveying hard pipe (60), and the conveying hard pipe (60) is installed in a forward tilting mode.
10. The precision spot material conveyor according to claim 9, wherein the conveyor mechanism (6) comprises a plurality of conveyor mechanisms (6) arranged side by side along the rear end of the frame (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111236848.0A CN113841491A (en) | 2021-10-23 | 2021-10-23 | Fixed-point accurate material conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111236848.0A CN113841491A (en) | 2021-10-23 | 2021-10-23 | Fixed-point accurate material conveyor |
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| Publication Number | Publication Date |
|---|---|
| CN113841491A true CN113841491A (en) | 2021-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111236848.0A Pending CN113841491A (en) | 2021-10-23 | 2021-10-23 | Fixed-point accurate material conveyor |
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| CN (1) | CN113841491A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008220248A (en) * | 2007-03-12 | 2008-09-25 | Kubota Corp | Paddy field working machine |
| JP2017012063A (en) * | 2015-06-30 | 2017-01-19 | 井関農機株式会社 | Fertilization machine |
| CN107318321A (en) * | 2017-07-19 | 2017-11-07 | 湖南龙舟农机股份有限公司 | A kind of rice transplanter accurate fertilizing control device and rice transplanter |
| CN211937096U (en) * | 2019-11-29 | 2020-11-17 | 湖北裕通电磁阀有限公司 | Automobile bulb waste crusher |
| CN214070641U (en) * | 2020-10-19 | 2021-08-31 | 农芯科技(广州)有限责任公司 | Fertilizer anti-blocking device and fertilizer applicator |
| CN216253911U (en) * | 2021-10-23 | 2022-04-12 | 湖南龙舟农机股份有限公司 | Fixed-point accurate material conveyor |
-
2021
- 2021-10-23 CN CN202111236848.0A patent/CN113841491A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008220248A (en) * | 2007-03-12 | 2008-09-25 | Kubota Corp | Paddy field working machine |
| JP2017012063A (en) * | 2015-06-30 | 2017-01-19 | 井関農機株式会社 | Fertilization machine |
| CN107318321A (en) * | 2017-07-19 | 2017-11-07 | 湖南龙舟农机股份有限公司 | A kind of rice transplanter accurate fertilizing control device and rice transplanter |
| CN211937096U (en) * | 2019-11-29 | 2020-11-17 | 湖北裕通电磁阀有限公司 | Automobile bulb waste crusher |
| CN214070641U (en) * | 2020-10-19 | 2021-08-31 | 农芯科技(广州)有限责任公司 | Fertilizer anti-blocking device and fertilizer applicator |
| CN216253911U (en) * | 2021-10-23 | 2022-04-12 | 湖南龙舟农机股份有限公司 | Fixed-point accurate material conveyor |
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